unipdf/core/core.go

//
// Copyright 2020 FoxyUtils ehf. All rights reserved.
//
// This is a commercial product and requires a license to operate.
// A trial license can be obtained at https://unidoc.io
//
// DO NOT EDIT: generated by unitwist Go source code obfuscator.
//
// Use of this source code is governed by the UniDoc End User License Agreement
// terms that can be accessed at https://unidoc.io/eula/

// Package core defines and implements the primitive PDF object types in golang, and provides functionality
// for parsing those from a PDF file stream. This includes I/O handling, cross references, repairs, encryption,
// encoding and other core capabilities.
package core ;import (_da "bufio";_ece "bytes";_df "compress/lzw";_ea "compress/zlib";_gb "crypto/md5";_ga "crypto/rand";_ba "encoding/hex";_e "errors";_gd "fmt";_bbb "github.com/unidoc/unipdf/v3/common";_cbe "github.com/unidoc/unipdf/v3/core/security";
_cg "github.com/unidoc/unipdf/v3/core/security/crypt";_fc "github.com/unidoc/unipdf/v3/internal/ccittfax";_ecg "github.com/unidoc/unipdf/v3/internal/imageutil";_cd "github.com/unidoc/unipdf/v3/internal/jbig2";_fb "github.com/unidoc/unipdf/v3/internal/jbig2/bitmap";
_a "github.com/unidoc/unipdf/v3/internal/jbig2/decoder";_fg "github.com/unidoc/unipdf/v3/internal/jbig2/document";_cb "github.com/unidoc/unipdf/v3/internal/jbig2/errors";_fd "github.com/unidoc/unipdf/v3/internal/strutils";_gga "golang.org/x/image/tiff/lzw";
_gg "golang.org/x/xerrors";_ef "image";_f "image/color";_fe "image/jpeg";_gbb "io";_d "io/ioutil";_g "reflect";_ec "regexp";_eg "sort";_ge "strconv";_bb "strings";_ee "sync";_c "time";_bf "unicode";);func (_fdgg *PdfParser )skipComments ()error {if _ ,_afaa :=_fdgg .skipSpaces ();
_afaa !=nil {return _afaa ;};_cfafg :=true ;for {_fdcb ,_cfea :=_fdgg ._eccg .Peek (1);if _cfea !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_cfea .Error ());return _cfea ;};if _cfafg &&_fdcb [0]!='%'{return nil ;};_cfafg =false ;
if (_fdcb [0]!='\r')&&(_fdcb [0]!='\n'){_fdgg ._eccg .ReadByte ();}else {break ;};};return _fdgg .skipComments ();};

// GetFilterName returns the name of the encoding filter.
func (_cdeg *ASCIIHexEncoder )GetFilterName ()string {return StreamEncodingFilterNameASCIIHex };var _feba =_ec .MustCompile ("\u0073t\u0061r\u0074\u0078\u003f\u0072\u0065f\u005c\u0073*\u0028\u005c\u0064\u002b\u0029");

// EncodeBytes encodes data into ASCII85 encoded format.
func (_aba *ASCII85Encoder )EncodeBytes (data []byte )([]byte ,error ){var _abfe _ece .Buffer ;for _gcgc :=0;_gcgc < len (data );_gcgc +=4{_edb :=data [_gcgc ];_gcf :=1;_dcda :=byte (0);if _gcgc +1< len (data ){_dcda =data [_gcgc +1];_gcf ++;};_dbga :=byte (0);
if _gcgc +2< len (data ){_dbga =data [_gcgc +2];_gcf ++;};_cdgb :=byte (0);if _gcgc +3< len (data ){_cdgb =data [_gcgc +3];_gcf ++;};_dcgd :=(uint32 (_edb )<<24)|(uint32 (_dcda )<<16)|(uint32 (_dbga )<<8)|uint32 (_cdgb );if _dcgd ==0{_abfe .WriteByte ('z');
}else {_fdb :=_aba .base256Tobase85 (_dcgd );for _ ,_cdfg :=range _fdb [:_gcf +1]{_abfe .WriteByte (_cdfg +'!');};};};_abfe .WriteString ("\u007e\u003e");return _abfe .Bytes (),nil ;};

// Append appends PdfObject(s) to the streams.
func (_gdaa *PdfObjectStreams )Append (objects ...PdfObject ){if _gdaa ==nil {_bbb .Log .Debug ("\u0057\u0061\u0072\u006e\u0020-\u0020\u0041\u0074\u0074\u0065\u006d\u0070\u0074\u0020\u0074\u006f\u0020\u0061p\u0070\u0065\u006e\u0064\u0020\u0074\u006f\u0020\u0061\u0020\u006e\u0069\u006c\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0073");
return ;};_gdaa ._gddee =append (_gdaa ._gddee ,objects ...);};

// GetStringBytes is like GetStringVal except that it returns the string as a []byte.
// It is for convenience.
func GetStringBytes (obj PdfObject )(_caacb []byte ,_dcfda bool ){_aebd ,_dcfda :=TraceToDirectObject (obj ).(*PdfObjectString );if _dcfda {return _aebd .Bytes (),true ;};return ;};func _cbbf (_aedce int )int {_gedf :=_aedce >>(_fdab -1);return (_aedce ^_gedf )-_gedf };


// MakeString creates an PdfObjectString from a string.
// NOTE: PDF does not use utf-8 string encoding like Go so `s` will often not be a utf-8 encoded
// string.
func MakeString (s string )*PdfObjectString {_adgg :=PdfObjectString {_fagfd :s };return &_adgg };func (_eeb *PdfCrypt )isDecrypted (_ggc PdfObject )bool {_ ,_bcf :=_eeb ._ccdd [_ggc ];if _bcf {_bbb .Log .Trace ("\u0041\u006c\u0072\u0065\u0061\u0064\u0079\u0020\u0064\u0065\u0063\u0072y\u0070\u0074\u0065\u0064");
return true ;};switch _gfcf :=_ggc .(type ){case *PdfObjectStream :if _eeb ._bggd .R !=5{if _cfdc ,_dgg :=_gfcf .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );_dgg &&*_cfdc =="\u0058\u0052\u0065\u0066"{return true ;};};case *PdfIndirectObject :if _ ,_bcf =_eeb ._ged [int (_gfcf .ObjectNumber )];
_bcf {return true ;};switch _daf :=_gfcf .PdfObject .(type ){case *PdfObjectDictionary :_abf :=true ;for _ ,_ggef :=range _edg {if _daf .Get (_ggef )==nil {_abf =false ;break ;};};if _abf {return true ;};};};_bbb .Log .Trace ("\u004e\u006f\u0074\u0020\u0064\u0065\u0063\u0072\u0079\u0070\u0074\u0065d\u0020\u0079\u0065\u0074");
return false ;};

// WriteString outputs the object as it is to be written to file.
func (_afbg *PdfObjectInteger )WriteString ()string {return _ge .FormatInt (int64 (*_afbg ),10)};

// GetNumberAsInt64 returns the contents of `obj` as an int64 if it is an integer or float, or an
// error if it isn't. This is for cases where expecting an integer, but some implementations
// actually store the number in a floating point format.
func GetNumberAsInt64 (obj PdfObject )(int64 ,error ){_edaca ,_bbbgc :=obj .(*PdfObjectReference );if _bbbgc {obj =TraceToDirectObject (_edaca );}else if _gffb ,_cbecc :=obj .(*PdfIndirectObject );_cbecc {obj =_gffb .PdfObject ;};switch _aeeaf :=obj .(type ){case *PdfObjectFloat :_bbb .Log .Debug ("\u004e\u0075m\u0062\u0065\u0072\u0020\u0065\u0078\u0070\u0065\u0063\u0074\u0065\u0064\u0020\u0061\u0073\u0020\u0069\u006e\u0074e\u0067\u0065\u0072\u0020\u0077\u0061s\u0020\u0073\u0074\u006f\u0072\u0065\u0064\u0020\u0061\u0073\u0020\u0066\u006c\u006fa\u0074\u0020(\u0074\u0079\u0070\u0065 \u0063\u0061\u0073\u0074\u0069n\u0067\u0020\u0075\u0073\u0065\u0064\u0029");
return int64 (*_aeeaf ),nil ;case *PdfObjectInteger :return int64 (*_aeeaf ),nil ;};return 0,ErrNotANumber ;};func _dgdf (_gfcb string )(PdfObjectReference ,error ){_ebdb :=PdfObjectReference {};_cggf :=_dage .FindStringSubmatch (_gfcb );if len (_cggf )< 3{_bbb .Log .Debug ("\u0045\u0072\u0072or\u0020\u0070\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065");
return _ebdb ,_e .New ("\u0075n\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0070\u0061r\u0073e\u0020r\u0065\u0066\u0065\u0072\u0065\u006e\u0063e");};_afbe ,_ :=_ge .Atoi (_cggf [1]);_edcc ,_ :=_ge .Atoi (_cggf [2]);_ebdb .ObjectNumber =int64 (_afbe );_ebdb .GenerationNumber =int64 (_edcc );
return _ebdb ,nil ;};

// AddEncoder adds the passed in encoder to the underlying encoder slice.
func (_fcfg *MultiEncoder )AddEncoder (encoder StreamEncoder ){_fcfg ._fffg =append (_fcfg ._fffg ,encoder );};func _becba (_adfg PdfObject )(*float64 ,error ){switch _befac :=_adfg .(type ){case *PdfObjectFloat :_becf :=float64 (*_befac );return &_becf ,nil ;
case *PdfObjectInteger :_eaddb :=float64 (*_befac );return &_eaddb ,nil ;case *PdfObjectNull :return nil ,nil ;};return nil ,ErrNotANumber ;};

// UpdateParams updates the parameter values of the encoder.
func (_aedd *ASCIIHexEncoder )UpdateParams (params *PdfObjectDictionary ){};func (_fcfgb *PdfParser )parseLinearizedDictionary ()(*PdfObjectDictionary ,error ){_dddfc ,_gbeb :=_fcfgb ._ddeg .Seek (0,_gbb .SeekEnd );if _gbeb !=nil {return nil ,_gbeb ;};
var _dfccb int64 ;var _debd int64 =2048;for _dfccb < _dddfc -4{if _dddfc <=(_debd +_dfccb ){_debd =_dddfc -_dfccb ;};_ ,_egbf :=_fcfgb ._ddeg .Seek (_dfccb ,_gbb .SeekStart );if _egbf !=nil {return nil ,_egbf ;};_cfaga :=make ([]byte ,_debd );_ ,_egbf =_fcfgb ._ddeg .Read (_cfaga );
if _egbf !=nil {return nil ,_egbf ;};_bbb .Log .Trace ("\u004c\u006f\u006f\u006b\u0069\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0066i\u0072\u0073\u0074\u0020\u0069\u006ed\u0069\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u003a \u0022\u0025\u0073\u0022",string (_cfaga ));
_cgcefa :=_cfacg .FindAllStringIndex (string (_cfaga ),-1);if _cgcefa !=nil {_debe :=_cgcefa [0];_bbb .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_cgcefa );_ ,_ddbd :=_fcfgb ._ddeg .Seek (int64 (_debe [0]),_gbb .SeekStart );if _ddbd !=nil {return nil ,_ddbd ;
};_fcfgb ._eccg =_da .NewReader (_fcfgb ._ddeg );_affd ,_ddbd :=_fcfgb .ParseIndirectObject ();if _ddbd !=nil {return nil ,nil ;};if _egdc ,_fdaf :=GetIndirect (_affd );_fdaf {if _cdab ,_eaff :=GetDict (_egdc .PdfObject );_eaff {if _bdgc :=_cdab .Get ("\u004c\u0069\u006e\u0065\u0061\u0072\u0069\u007a\u0065\u0064");
_bdgc !=nil {return _cdab ,nil ;};return nil ,nil ;};};return nil ,nil ;};_dfccb +=_debd -4;};return nil ,_e .New ("\u0074\u0068\u0065\u0020\u0066\u0069\u0072\u0073\u0074\u0020\u006fb\u006a\u0065\u0063\u0074\u0020\u006e\u006f\u0074\u0020\u0066o\u0075\u006e\u0064");
};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_dad *ASCIIHexEncoder )MakeDecodeParams ()PdfObject {return nil };

// EncodeBytes encodes slice of bytes into JBIG2 encoding format.
// The input 'data' must be an image. In order to Decode it a user is responsible to
// load the codec ('png', 'jpg').
// Returns jbig2 single page encoded document byte slice. The encoder uses DefaultPageSettings
// to encode given image.
func (_aeag *JBIG2Encoder )EncodeBytes (data []byte )([]byte ,error ){const _ebce ="\u004aB\u0049\u0047\u0032\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u002eE\u006e\u0063\u006f\u0064\u0065\u0042\u0079\u0074\u0065\u0073";if _aeag .ColorComponents !=1||_aeag .BitsPerComponent !=1{return nil ,_cb .Errorf (_ebce ,"\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020i\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0069\u006e\u0070\u0075\u0074\u0020\u0069\u006d\u0061\u0067\u0065\u002e\u0020\u004a\u0042\u0049G\u0032\u0020E\u006e\u0063o\u0064\u0065\u0072\u0020\u0072\u0065\u0071\u0075\u0069\u0072\u0065\u0073\u0020bi\u006e\u0061\u0072\u0079\u0020\u0069\u006d\u0061\u0067e\u0073\u0020\u0064\u0061\u0074\u0061");
};var (_gagfg *_fb .Bitmap ;_fgd error ;);_gece :=(_aeag .Width *_aeag .Height )==len (data );if _gece {_gagfg ,_fgd =_fb .NewWithUnpaddedData (_aeag .Width ,_aeag .Height ,data );}else {_gagfg ,_fgd =_fb .NewWithData (_aeag .Width ,_aeag .Height ,data );
};if _fgd !=nil {return nil ,_fgd ;};_feea :=_aeag .DefaultPageSettings ;if _fgd =_feea .Validate ();_fgd !=nil {return nil ,_cb .Wrap (_fgd ,_ebce ,"");};if _aeag ._bdcf ==nil {_aeag ._bdcf =_fg .InitEncodeDocument (_feea .FileMode );};switch _feea .Compression {case JB2Generic :if _fgd =_aeag ._bdcf .AddGenericPage (_gagfg ,_feea .DuplicatedLinesRemoval );
_fgd !=nil {return nil ,_cb .Wrap (_fgd ,_ebce ,"");};case JB2SymbolCorrelation :return nil ,_cb .Error (_ebce ,"s\u0079\u006d\u0062\u006f\u006c\u0020\u0063\u006f\u0072r\u0065\u006c\u0061\u0074\u0069\u006f\u006e e\u006e\u0063\u006f\u0064i\u006e\u0067\u0020\u006e\u006f\u0074\u0020\u0069\u006dpl\u0065\u006de\u006e\u0074\u0065\u0064\u0020\u0079\u0065\u0074");
case JB2SymbolRankHaus :return nil ,_cb .Error (_ebce ,"\u0073y\u006d\u0062o\u006c\u0020\u0072a\u006e\u006b\u0020\u0068\u0061\u0075\u0073 \u0065\u006e\u0063\u006f\u0064\u0069n\u0067\u0020\u006e\u006f\u0074\u0020\u0069\u006d\u0070\u006c\u0065m\u0065\u006e\u0074\u0065\u0064\u0020\u0079\u0065\u0074");
default:return nil ,_cb .Error (_ebce ,"\u0070\u0072\u006f\u0076i\u0064\u0065\u0064\u0020\u0069\u006e\u0076\u0061\u006c\u0069d\u0020c\u006f\u006d\u0070\u0072\u0065\u0073\u0073i\u006f\u006e");};return _aeag .Encode ();};func _eafc (_gcdeg ,_fged ,_eeea uint8 )uint8 {_dcge :=int (_eeea );
_gbfg :=int (_fged )-_dcge ;_adac :=int (_gcdeg )-_dcge ;_dcge =_cbbf (_gbfg +_adac );_gbfg =_cbbf (_gbfg );_adac =_cbbf (_adac );if _gbfg <=_adac &&_gbfg <=_dcge {return _gcdeg ;}else if _adac <=_dcge {return _fged ;};return _eeea ;};

// GetBoolVal returns the bool value within a *PdObjectBool represented by an PdfObject interface directly or indirectly.
// If the PdfObject does not represent a bool value, a default value of false is returned (found = false also).
func GetBoolVal (obj PdfObject )(_badc bool ,_cabfg bool ){_ffaeb ,_cabfg :=TraceToDirectObject (obj ).(*PdfObjectBool );if _cabfg {return bool (*_ffaeb ),true ;};return false ,false ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_edaf *JPXEncoder )MakeDecodeParams ()PdfObject {return nil };

// IsFloatDigit checks if a character can be a part of a float number string.
func IsFloatDigit (c byte )bool {return ('0'<=c &&c <='9')||c =='.'};

// GetStream returns the *PdfObjectStream represented by the PdfObject. On type mismatch the found bool flag is
// false and a nil pointer is returned.
func GetStream (obj PdfObject )(_fgddf *PdfObjectStream ,_ddcb bool ){obj =ResolveReference (obj );_fgddf ,_ddcb =obj .(*PdfObjectStream );return _fgddf ,_ddcb ;};

// MakeBool creates a PdfObjectBool from a bool value.
func MakeBool (val bool )*PdfObjectBool {_dfbb :=PdfObjectBool (val );return &_dfbb };

// DecodeBytes decodes a multi-encoded slice of bytes by passing it through the
// DecodeBytes method of the underlying encoders.
func (_bdca *MultiEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_degc :=encoded ;var _ebaf error ;for _ ,_aedc :=range _bdca ._fffg {_bbb .Log .Trace ("\u004du\u006c\u0074i\u0020\u0045\u006e\u0063o\u0064\u0065\u0072 \u0044\u0065\u0063\u006f\u0064\u0065\u003a\u0020\u0041pp\u006c\u0079\u0069n\u0067\u0020F\u0069\u006c\u0074\u0065\u0072\u003a \u0025\u0076 \u0025\u0054",_aedc ,_aedc );
_degc ,_ebaf =_aedc .DecodeBytes (_degc );if _ebaf !=nil {return nil ,_ebaf ;};};return _degc ,nil ;};

// Set sets the PdfObject at index i of the streams. An error is returned if the index is outside bounds.
func (_dbgd *PdfObjectStreams )Set (i int ,obj PdfObject )error {if i < 0||i >=len (_dbgd ._gddee ){return _e .New ("\u004f\u0075\u0074\u0073\u0069\u0064\u0065\u0020\u0062o\u0075\u006e\u0064\u0073");};_dbgd ._gddee [i ]=obj ;return nil ;};func (_ceggd *PdfParser )parseXrefTable ()(*PdfObjectDictionary ,error ){var _dged *PdfObjectDictionary ;
_ffdb ,_gcab :=_ceggd .readTextLine ();if _gcab !=nil {return nil ,_gcab ;};if _ceggd ._eedcf &&_bb .Count (_bb .TrimPrefix (_ffdb ,"\u0078\u0072\u0065\u0066"),"\u0020")> 0{_ceggd ._facd ._adcg =true ;};_bbb .Log .Trace ("\u0078\u0072\u0065\u0066 f\u0069\u0072\u0073\u0074\u0020\u006c\u0069\u006e\u0065\u003a\u0020\u0025\u0073",_ffdb );
_eceb :=-1;_dgba :=0;_bead :=false ;_fade :="";for {_ceggd .skipSpaces ();_ ,_acab :=_ceggd ._eccg .Peek (1);if _acab !=nil {return nil ,_acab ;};_ffdb ,_acab =_ceggd .readTextLine ();if _acab !=nil {return nil ,_acab ;};_cgcef :=_bdgf .FindStringSubmatch (_ffdb );
if len (_cgcef )==0{_bddg :=len (_fade )> 0;_fade +=_ffdb +"\u000a";if _bddg {_cgcef =_bdgf .FindStringSubmatch (_fade );};};if len (_cgcef )==3{if _ceggd ._eedcf &&!_ceggd ._facd ._eagd {var (_gcfa bool ;_cdegd int ;);for _ ,_eded :=range _ffdb {if _bf .IsDigit (_eded ){if _gcfa {break ;
};continue ;};if !_gcfa {_gcfa =true ;};_cdegd ++;};if _cdegd > 1{_ceggd ._facd ._eagd =true ;};};_faea ,_ :=_ge .Atoi (_cgcef [1]);_cefc ,_ :=_ge .Atoi (_cgcef [2]);_eceb =_faea ;_dgba =_cefc ;_bead =true ;_fade ="";_bbb .Log .Trace ("\u0078r\u0065\u0066 \u0073\u0075\u0062s\u0065\u0063\u0074\u0069\u006f\u006e\u003a \u0066\u0069\u0072\u0073\u0074\u0020o\u0062\u006a\u0065\u0063\u0074\u003a\u0020\u0025\u0064\u0020\u006fb\u006a\u0065\u0063\u0074\u0073\u003a\u0020\u0025\u0064",_eceb ,_dgba );
continue ;};_dbgf :=_fcag .FindStringSubmatch (_ffdb );if len (_dbgf )==4{if !_bead {_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u0020\u0058r\u0065\u0066\u0020\u0069\u006e\u0076\u0061\u006c\u0069d\u0020\u0066\u006fr\u006da\u0074\u0021\u000a");return nil ,_e .New ("\u0078\u0072\u0065\u0066 i\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u006f\u0072\u006d\u0061\u0074");
};_afaed ,_ :=_ge .ParseInt (_dbgf [1],10,64);_beb ,_ :=_ge .Atoi (_dbgf [2]);_fbaa :=_dbgf [3];_fade ="";if _bb .ToLower (_fbaa )=="\u006e"&&_afaed > 1{_ccacb ,_ggab :=_ceggd ._bccd .ObjectMap [_eceb ];if !_ggab ||_beb > _ccacb .Generation {_geeag :=XrefObject {ObjectNumber :_eceb ,XType :XrefTypeTableEntry ,Offset :_afaed ,Generation :_beb };
_ceggd ._bccd .ObjectMap [_eceb ]=_geeag ;};};_eceb ++;continue ;};if (len (_ffdb )> 6)&&(_ffdb [:7]=="\u0074r\u0061\u0069\u006c\u0065\u0072"){_bbb .Log .Trace ("\u0046o\u0075n\u0064\u0020\u0074\u0072\u0061i\u006c\u0065r\u0020\u002d\u0020\u0025\u0073",_ffdb );
if len (_ffdb )> 9{_bggfa :=_ceggd .GetFileOffset ();_ceggd .SetFileOffset (_bggfa -int64 (len (_ffdb ))+7);};_ceggd .skipSpaces ();_ceggd .skipComments ();_bbb .Log .Trace ("R\u0065\u0061\u0064\u0069ng\u0020t\u0072\u0061\u0069\u006c\u0065r\u0020\u0064\u0069\u0063\u0074\u0021");
_bbb .Log .Trace ("\u0070\u0065\u0065\u006b\u003a\u0020\u0022\u0025\u0073\u0022",_ffdb );_dged ,_acab =_ceggd .ParseDict ();_bbb .Log .Trace ("\u0045O\u0046\u0020\u0072\u0065a\u0064\u0069\u006e\u0067\u0020t\u0072a\u0069l\u0065\u0072\u0020\u0064\u0069\u0063\u0074!");
if _acab !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072o\u0072\u0020\u0070\u0061r\u0073\u0069\u006e\u0067\u0020\u0074\u0072a\u0069\u006c\u0065\u0072\u0020\u0064\u0069\u0063\u0074\u0020\u0028\u0025\u0073\u0029",_acab );return nil ,_acab ;};break ;};if _ffdb =="\u0025\u0025\u0045O\u0046"{_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u003a\u0020\u0065\u006e\u0064 \u006f\u0066\u0020\u0066\u0069\u006c\u0065 -\u0020\u0074\u0072\u0061i\u006c\u0065\u0072\u0020\u006e\u006f\u0074\u0020\u0066ou\u006e\u0064 \u002d\u0020\u0065\u0072\u0072\u006f\u0072\u0021");
return nil ,_e .New ("\u0065\u006e\u0064 \u006f\u0066\u0020\u0066i\u006c\u0065\u0020\u002d\u0020\u0074\u0072a\u0069\u006c\u0065\u0072\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");};_bbb .Log .Trace ("\u0078\u0072\u0065\u0066\u0020\u006d\u006f\u0072\u0065 \u003a\u0020\u0025\u0073",_ffdb );
};_bbb .Log .Trace ("\u0045\u004f\u0046 p\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u0078\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u0021");if _ceggd ._eggd ==nil {_ddad :=XrefTypeTableEntry ;_ceggd ._eggd =&_ddad ;};return _dged ,nil ;};

// PdfObjectStreams represents the primitive PDF object streams.
// 7.5.7 Object Streams (page 45).
type PdfObjectStreams struct{PdfObjectReference ;_gddee []PdfObject ;};

// GoImageToJBIG2 creates a binary image on the base of 'i' golang image.Image.
// If the image is not a black/white image then the function converts provided input into
// JBIG2Image with 1bpp. For non grayscale images the function performs the conversion to the grayscale temp image.
// Then it checks the value of the gray image value if it's within bounds of the black white threshold.
// This 'bwThreshold' value should be in range (0.0, 1.0). The threshold checks if the grayscale pixel (uint) value
// is greater or smaller than 'bwThreshold' * 255. Pixels inside the range will be white, and the others will be black.
// If the 'bwThreshold' is equal to -1.0 - JB2ImageAutoThreshold then it's value would be set on the base of
// it's histogram using Triangle method. For more information go to:
// 	https://www.mathworks.com/matlabcentral/fileexchange/28047-gray-image-thresholding-using-the-triangle-method
func GoImageToJBIG2 (i _ef .Image ,bwThreshold float64 )(*JBIG2Image ,error ){const _fbeb ="\u0047\u006f\u0049\u006d\u0061\u0067\u0065\u0054\u006fJ\u0042\u0049\u0047\u0032";if i ==nil {return nil ,_cb .Error (_fbeb ,"i\u006d\u0061\u0067\u0065 '\u0069'\u0020\u006e\u006f\u0074\u0020d\u0065\u0066\u0069\u006e\u0065\u0064");
};var (_dcfa uint8 ;_cdd _ecg .Image ;_ggd error ;);if bwThreshold ==JB2ImageAutoThreshold {_cdd ,_ggd =_ecg .MonochromeConverter .Convert (i );}else if bwThreshold > 1.0||bwThreshold < 0.0{return nil ,_cb .Error (_fbeb ,"p\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020\u0074h\u0072\u0065\u0073\u0068\u006f\u006c\u0064 i\u0073\u0020\u006e\u006ft\u0020\u0069\u006e\u0020\u0061\u0020\u0072\u0061\u006ege\u0020\u007b0\u002e\u0030\u002c\u0020\u0031\u002e\u0030\u007d");
}else {_dcfa =uint8 (255*bwThreshold );_cdd ,_ggd =_ecg .MonochromeThresholdConverter (_dcfa ).Convert (i );};if _ggd !=nil {return nil ,_ggd ;};return _efba (_cdd ),nil ;};func (_dace *ASCII85Encoder )base256Tobase85 (_afdb uint32 )[5]byte {_dedf :=[5]byte {0,0,0,0,0};
_acdca :=_afdb ;for _edfa :=0;_edfa < 5;_edfa ++{_gda :=uint32 (1);for _feae :=0;_feae < 4-_edfa ;_feae ++{_gda *=85;};_dadb :=_acdca /_gda ;_acdca =_acdca %_gda ;_dedf [_edfa ]=byte (_dadb );};return _dedf ;};func (_ebfeg *offsetReader )Read (p []byte )(_aaege int ,_eggf error ){return _ebfeg ._gecea .Read (p )};


// ReadAtLeast reads at least n bytes into slice p.
// Returns the number of bytes read (should always be == n), and an error on failure.
func (_fagbe *PdfParser )ReadAtLeast (p []byte ,n int )(int ,error ){_abfd :=n ;_gfdgg :=0;_cegg :=0;for _abfd > 0{_ebea ,_ddfe :=_fagbe ._eccg .Read (p [_gfdgg :]);if _ddfe !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052O\u0052\u0020\u0046\u0061i\u006c\u0065\u0064\u0020\u0072\u0065\u0061d\u0069\u006e\u0067\u0020\u0028\u0025\u0064\u003b\u0025\u0064\u0029\u0020\u0025\u0073",_ebea ,_cegg ,_ddfe .Error ());
return _gfdgg ,_e .New ("\u0066\u0061\u0069\u006c\u0065\u0064\u0020\u0072\u0065a\u0064\u0069\u006e\u0067");};_cegg ++;_gfdgg +=_ebea ;_abfd -=_ebea ;};return _gfdgg ,nil ;};

// Bytes returns the PdfObjectString content as a []byte array.
func (_egfb *PdfObjectString )Bytes ()[]byte {return []byte (_egfb ._fagfd )};

// DecodeBytes decodes byte array with ASCII85. 5 ASCII characters -> 4 raw binary bytes
func (_ccde *ASCII85Encoder )DecodeBytes (encoded []byte )([]byte ,error ){var _eddb []byte ;_bbb .Log .Trace ("\u0041\u0053\u0043\u0049\u0049\u0038\u0035\u0020\u0044e\u0063\u006f\u0064\u0065");_deac :=0;_ccad :=false ;for _deac < len (encoded )&&!_ccad {_dbg :=[5]byte {0,0,0,0,0};
_badb :=0;_gcaa :=0;_bcdb :=4;for _gcaa < 5+_badb {if _deac +_gcaa ==len (encoded ){break ;};_gace :=encoded [_deac +_gcaa ];if IsWhiteSpace (_gace ){_badb ++;_gcaa ++;continue ;}else if _gace =='~'&&_deac +_gcaa +1< len (encoded )&&encoded [_deac +_gcaa +1]=='>'{_bcdb =(_gcaa -_badb )-1;
if _bcdb < 0{_bcdb =0;};_ccad =true ;break ;}else if _gace >='!'&&_gace <='u'{_gace -='!';}else if _gace =='z'&&_gcaa -_badb ==0{_bcdb =4;_gcaa ++;break ;}else {_bbb .Log .Error ("\u0046\u0061i\u006c\u0065\u0064\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006e\u0067\u002c\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020co\u0064\u0065");
return nil ,_e .New ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0063\u006f\u0064\u0065\u0020e\u006e\u0063\u006f\u0075\u006e\u0074\u0065\u0072\u0065\u0064");};_dbg [_gcaa -_badb ]=_gace ;_gcaa ++;};_deac +=_gcaa ;for _feed :=_bcdb +1;_feed < 5;_feed ++{_dbg [_feed ]=84;
};_geg :=uint32 (_dbg [0])*85*85*85*85+uint32 (_dbg [1])*85*85*85+uint32 (_dbg [2])*85*85+uint32 (_dbg [3])*85+uint32 (_dbg [4]);_adcb :=[]byte {byte ((_geg >>24)&0xff),byte ((_geg >>16)&0xff),byte ((_geg >>8)&0xff),byte (_geg &0xff)};_eddb =append (_eddb ,_adcb [:_bcdb ]...);
};_bbb .Log .Trace ("A\u0053\u0043\u0049\u004985\u002c \u0065\u006e\u0063\u006f\u0064e\u0064\u003a\u0020\u0025\u0020\u0058",encoded );_bbb .Log .Trace ("A\u0053\u0043\u0049\u004985\u002c \u0064\u0065\u0063\u006f\u0064e\u0064\u003a\u0020\u0025\u0020\u0058",_eddb );
return _eddb ,nil ;};

// IsNullObject returns true if `obj` is a PdfObjectNull.
func IsNullObject (obj PdfObject )bool {_ ,_dcee :=TraceToDirectObject (obj ).(*PdfObjectNull );return _dcee ;};

// NewFlateEncoder makes a new flate encoder with default parameters, predictor 1 and bits per component 8.
func NewFlateEncoder ()*FlateEncoder {_bdc :=&FlateEncoder {};_bdc .Predictor =1;_bdc .BitsPerComponent =8;_bdc .Colors =1;_bdc .Columns =1;return _bdc ;};

// ParserMetadata is the parser based metadata information about document.
// The data here could be used on document verification.
type ParserMetadata struct{_bcb int ;_ddec bool ;_eaed [4]byte ;_cad bool ;_agbc bool ;_cgfa bool ;_aggg bool ;_eagd bool ;_adcg bool ;};

// GetFilterName returns the name of the encoding filter.
func (_bcbf *DCTEncoder )GetFilterName ()string {return StreamEncodingFilterNameDCT };

// GetUpdatedObjects returns pdf objects which were updated from the specific version (from prevParser).
func (_gaegc *PdfParser )GetUpdatedObjects (prevParser *PdfParser )(map[int64 ]PdfObject ,error ){if prevParser ==nil {return nil ,_e .New ("\u0070\u0072e\u0076\u0069\u006f\u0075\u0073\u0020\u0070\u0061\u0072\u0073\u0065\u0072\u0020\u0063\u0061\u006e\u0027\u0074\u0020\u0062\u0065\u0020nu\u006c\u006c");
};_dbecc ,_dgcc :=_gaegc .getNumbersOfUpdatedObjects (prevParser );if _dgcc !=nil {return nil ,_dgcc ;};_gdbf :=make (map[int64 ]PdfObject );for _ ,_ecfd :=range _dbecc {if _gebe ,_fedd :=_gaegc .LookupByNumber (_ecfd );_fedd ==nil {_gdbf [int64 (_ecfd )]=_gebe ;
}else {return nil ,_fedd ;};};return _gdbf ,nil ;};

// UpdateParams updates the parameter values of the encoder.
func (_fce *FlateEncoder )UpdateParams (params *PdfObjectDictionary ){_debb ,_gaf :=GetNumberAsInt64 (params .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr"));if _gaf ==nil {_fce .Predictor =int (_debb );};_egef ,_gaf :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));
if _gaf ==nil {_fce .BitsPerComponent =int (_egef );};_gadgc ,_gaf :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _gaf ==nil {_fce .Columns =int (_gadgc );};_acceg ,_gaf :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));
if _gaf ==nil {_fce .Colors =int (_acceg );};};func (_agf *PdfParser )lookupByNumber (_gbe int ,_gbc bool )(PdfObject ,bool ,error ){_af ,_eb :=_agf .ObjCache [_gbe ];if _eb {_bbb .Log .Trace ("\u0052\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067\u0020\u0063a\u0063\u0068\u0065\u0064\u0020\u006f\u0062\u006a\u0065\u0063t\u0020\u0025\u0064",_gbe );
return _af ,false ,nil ;};if _agf ._bdb ==nil {_agf ._bdb =map[int ]bool {};};if _agf ._bdb [_gbe ]{_bbb .Log .Debug ("ER\u0052\u004f\u0052\u003a\u0020\u004c\u006fok\u0075\u0070\u0020\u006f\u0066\u0020\u0025\u0064\u0020\u0069\u0073\u0020\u0061\u006c\u0072e\u0061\u0064\u0079\u0020\u0069\u006e\u0020\u0070\u0072\u006f\u0067\u0072\u0065\u0073\u0073\u0020\u002d\u0020\u0072\u0065c\u0075\u0072\u0073\u0069\u0076\u0065 \u006c\u006f\u006f\u006b\u0075\u0070\u0020\u0061\u0074t\u0065m\u0070\u0074\u0020\u0062\u006c\u006f\u0063\u006b\u0065\u0064",_gbe );
return nil ,false ,_e .New ("\u0072\u0065\u0063\u0075\u0072\u0073\u0069\u0076\u0065\u0020\u006c\u006f\u006f\u006b\u0075p\u0020a\u0074\u0074\u0065\u006d\u0070\u0074\u0020\u0062\u006c\u006f\u0063\u006b\u0065\u0064");};_agf ._bdb [_gbe ]=true ;defer delete (_agf ._bdb ,_gbe );
_acc ,_eb :=_agf ._bccd .ObjectMap [_gbe ];if !_eb {_bbb .Log .Trace ("\u0055\u006e\u0061\u0062l\u0065\u0020\u0074\u006f\u0020\u006c\u006f\u0063\u0061t\u0065\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0069\u006e\u0020\u0078\u0072\u0065\u0066\u0073\u0021 \u002d\u0020\u0052\u0065\u0074u\u0072\u006e\u0069\u006e\u0067\u0020\u006e\u0075\u006c\u006c\u0020\u006f\u0062\u006a\u0065\u0063\u0074");
var _efb PdfObjectNull ;return &_efb ,false ,nil ;};_bbb .Log .Trace ("L\u006fo\u006b\u0075\u0070\u0020\u006f\u0062\u006a\u0020n\u0075\u006d\u0062\u0065r \u0025\u0064",_gbe );if _acc .XType ==XrefTypeTableEntry {_bbb .Log .Trace ("\u0078r\u0065f\u006f\u0062\u006a\u0020\u006fb\u006a\u0020n\u0075\u006d\u0020\u0025\u0064",_acc .ObjectNumber );
_bbb .Log .Trace ("\u0078\u0072\u0065\u0066\u006f\u0062\u006a\u0020\u0067e\u006e\u0020\u0025\u0064",_acc .Generation );_bbb .Log .Trace ("\u0078\u0072\u0065\u0066\u006f\u0062\u006a\u0020\u006f\u0066\u0066\u0073e\u0074\u0020\u0025\u0064",_acc .Offset );
_agf ._ddeg .Seek (_acc .Offset ,_gbb .SeekStart );_agf ._eccg =_da .NewReader (_agf ._ddeg );_acb ,_ade :=_agf .ParseIndirectObject ();if _ade !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0046\u0061\u0069\u006ce\u0064\u0020\u0072\u0065\u0061\u0064\u0069n\u0067\u0020\u0078\u0072\u0065\u0066\u0020\u0028\u0025\u0073\u0029",_ade );
if _gbc {_bbb .Log .Debug ("\u0041\u0074t\u0065\u006d\u0070\u0074i\u006e\u0067 \u0074\u006f\u0020\u0072\u0065\u0070\u0061\u0069r\u0020\u0078\u0072\u0065\u0066\u0073\u0020\u0028\u0074\u006f\u0070\u0020d\u006f\u0077\u006e\u0029");_gag ,_gba :=_agf .repairRebuildXrefsTopDown ();
if _gba !=nil {_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0046\u0061\u0069\u006c\u0065\u0064\u0020r\u0065\u0070\u0061\u0069\u0072\u0020\u0028\u0025\u0073\u0029",_gba );return nil ,false ,_gba ;};_agf ._bccd =*_gag ;return _agf .lookupByNumber (_gbe ,false );
};return nil ,false ,_ade ;};if _gbc {_fde ,_ ,_ :=_gfc (_acb );if int (_fde )!=_gbe {_bbb .Log .Debug ("\u0049n\u0076\u0061\u006c\u0069d\u0020\u0078\u0072\u0065\u0066s\u003a \u0052e\u0062\u0075\u0069\u006c\u0064\u0069\u006eg");_deb :=_agf .rebuildXrefTable ();
if _deb !=nil {return nil ,false ,_deb ;};_agf .ObjCache =objectCache {};return _agf .lookupByNumberWrapper (_gbe ,false );};};_bbb .Log .Trace ("\u0052\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067\u0020\u006f\u0062\u006a");_agf .ObjCache [_gbe ]=_acb ;
return _acb ,false ,nil ;}else if _acc .XType ==XrefTypeObjectStream {_bbb .Log .Trace ("\u0078r\u0065\u0066\u0020\u0066\u0072\u006f\u006d\u0020\u006f\u0062\u006ae\u0063\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0021");_bbb .Log .Trace ("\u003e\u004c\u006f\u0061\u0064\u0020\u0076\u0069\u0061\u0020\u004f\u0053\u0021");
_bbb .Log .Trace ("\u004f\u0062\u006a\u0065\u0063\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d \u0061\u0076\u0061\u0069\u006c\u0061b\u006c\u0065\u0020\u0069\u006e\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020%\u0064\u002f\u0025\u0064",_acc .OsObjNumber ,_acc .OsObjIndex );
if _acc .OsObjNumber ==_gbe {_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u0020\u0043i\u0072\u0063\u0075\u006c\u0061\u0072\u0020\u0072\u0065f\u0065\u0072\u0065n\u0063e\u0021\u003f\u0021");return nil ,true ,_e .New ("\u0078\u0072\u0065f \u0063\u0069\u0072\u0063\u0075\u006c\u0061\u0072\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065");
};if _ ,_cfd :=_agf ._bccd .ObjectMap [_acc .OsObjNumber ];_cfd {_eca ,_ab :=_agf .lookupObjectViaOS (_acc .OsObjNumber ,_gbe );if _ab !=nil {_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0052\u0065\u0074\u0075\u0072\u006e\u0069n\u0067\u0020\u0045\u0052\u0052\u0020\u0028\u0025\u0073\u0029",_ab );
return nil ,true ,_ab ;};_bbb .Log .Trace ("\u003c\u004c\u006f\u0061\u0064\u0065\u0064\u0020\u0076i\u0061\u0020\u004f\u0053");_agf .ObjCache [_gbe ]=_eca ;if _agf ._gdgg !=nil {_agf ._gdgg ._ccdd [_eca ]=true ;};return _eca ,true ,nil ;};_bbb .Log .Debug ("\u003f\u003f\u0020\u0042\u0065\u006c\u006f\u006eg\u0073\u0020\u0074o \u0061\u0020\u006e\u006f\u006e\u002dc\u0072\u006f\u0073\u0073\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065\u0064 \u006f\u0062\u006a\u0065\u0063\u0074\u0020\u002e.\u002e\u0021");
return nil ,true ,_e .New ("\u006f\u0073\u0020\u0062\u0065\u006c\u006fn\u0067\u0073\u0020t\u006f\u0020\u0061\u0020n\u006f\u006e\u0020\u0063\u0072\u006f\u0073\u0073\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065\u0064\u0020\u006f\u0062\u006a\u0065\u0063\u0074");
};return nil ,false ,_e .New ("\u0075\u006e\u006b\u006e\u006f\u0077\u006e\u0020\u0078\u0072\u0065\u0066 \u0074\u0079\u0070\u0065");};

// DecodeGlobals decodes 'encoded' byte stream and returns their Globally defined segments ('Globals').
func (_ggbec *JBIG2Encoder )DecodeGlobals (encoded []byte )(_cd .Globals ,error ){return _cd .DecodeGlobals (encoded );};

// ToGoImage converts the JBIG2Image to the golang image.Image.
func (_ceba *JBIG2Image )ToGoImage ()(_ef .Image ,error ){const _gaege ="J\u0042I\u0047\u0032\u0049\u006d\u0061\u0067\u0065\u002eT\u006f\u0047\u006f\u0049ma\u0067\u0065";if _ceba .Data ==nil {return nil ,_cb .Error (_gaege ,"\u0069\u006d\u0061\u0067e \u0064\u0061\u0074\u0061\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006ee\u0064");
};if _ceba .Width ==0||_ceba .Height ==0{return nil ,_cb .Error (_gaege ,"\u0069\u006d\u0061\u0067\u0065\u0020h\u0065\u0069\u0067\u0068\u0074\u0020\u006f\u0072\u0020\u0077\u0069\u0064\u0074h\u0020\u006e\u006f\u0074\u0020\u0064\u0065f\u0069\u006e\u0065\u0064");
};_gbdc ,_daceb :=_ecg .NewImage (_ceba .Width ,_ceba .Height ,1,1,_ceba .Data ,nil ,nil );if _daceb !=nil {return nil ,_daceb ;};return _gbdc ,nil ;};

// DCTEncoder provides a DCT (JPG) encoding/decoding functionality for images.
type DCTEncoder struct{ColorComponents int ;BitsPerComponent int ;Width int ;Height int ;Quality int ;};

// GetFilterName returns the name of the encoding filter.
func (_gcgb *JBIG2Encoder )GetFilterName ()string {return StreamEncodingFilterNameJBIG2 };

// Elements returns a slice of the PdfObject elements in the array.
func (_dcdg *PdfObjectArray )Elements ()[]PdfObject {if _dcdg ==nil {return nil ;};return _dcdg ._efdg ;};

// EncryptInfo contains an information generated by the document encrypter.
type EncryptInfo struct{Version ;

// Encrypt is an encryption dictionary that contains all necessary parameters.
// It should be stored in all copies of the document trailer.
Encrypt *PdfObjectDictionary ;

// ID0 and ID1 are IDs used in the trailer. Older algorithms such as RC4 uses them for encryption.
ID0 ,ID1 string ;};

// RunLengthEncoder represents Run length encoding.
type RunLengthEncoder struct{};

// GetTrailer returns the PDFs trailer dictionary. The trailer dictionary is typically the starting point for a PDF,
// referencing other key objects that are important in the document structure.
func (_adf *PdfParser )GetTrailer ()*PdfObjectDictionary {return _adf ._bgcc };

// Get returns the i-th element of the array or nil if out of bounds (by index).
func (_bcbff *PdfObjectArray )Get (i int )PdfObject {if _bcbff ==nil ||i >=len (_bcbff ._efdg )||i < 0{return nil ;};return _bcbff ._efdg [i ];};

// DecodeBytes decodes a slice of ASCII encoded bytes and returns the result.
func (_feaa *ASCIIHexEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_daaf :=_ece .NewReader (encoded );var _aaaa []byte ;for {_aede ,_fceg :=_daaf .ReadByte ();if _fceg !=nil {return nil ,_fceg ;};if _aede =='>'{break ;};if IsWhiteSpace (_aede ){continue ;
};if (_aede >='a'&&_aede <='f')||(_aede >='A'&&_aede <='F')||(_aede >='0'&&_aede <='9'){_aaaa =append (_aaaa ,_aede );}else {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0049\u006e\u0076\u0061\u006c\u0069d\u0020\u0061\u0073\u0063\u0069\u0069 \u0068\u0065\u0078\u0020\u0063\u0068\u0061\u0072\u0061\u0063\u0074\u0065\u0072 \u0028\u0025\u0063\u0029",_aede );
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0061\u0073\u0063\u0069\u0069\u0020\u0068e\u0078 \u0063\u0068\u0061\u0072\u0061\u0063\u0074\u0065\u0072\u0020\u0028\u0025\u0063\u0029",_aede );};};if len (_aaaa )%2==1{_aaaa =append (_aaaa ,'0');
};_bbb .Log .Trace ("\u0049\u006e\u0062\u006f\u0075\u006e\u0064\u0020\u0025\u0073",_aaaa );_fcg :=make ([]byte ,_ba .DecodedLen (len (_aaaa )));_ ,_dbeab :=_ba .Decode (_fcg ,_aaaa );if _dbeab !=nil {return nil ,_dbeab ;};return _fcg ,nil ;};

// DecodeBytes decodes a byte slice from Run length encoding.
//
// 7.4.5 RunLengthDecode Filter
// The RunLengthDecode filter decodes data that has been encoded in a simple byte-oriented format based on run length.
// The encoded data shall be a sequence of runs, where each run shall consist of a length byte followed by 1 to 128
// bytes of data. If the length byte is in the range 0 to 127, the following length + 1 (1 to 128) bytes shall be
// copied literally during decompression. If length is in the range 129 to 255, the following single byte shall be
// copied 257 - length (2 to 128) times during decompression. A length value of 128 shall denote EOD.
func (_cac *RunLengthEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_agae :=_ece .NewReader (encoded );var _aefg []byte ;for {_gbff ,_afec :=_agae .ReadByte ();if _afec !=nil {return nil ,_afec ;};if _gbff > 128{_dgde ,_bfde :=_agae .ReadByte ();
if _bfde !=nil {return nil ,_bfde ;};for _efd :=0;_efd < 257-int (_gbff );_efd ++{_aefg =append (_aefg ,_dgde );};}else if _gbff < 128{for _fdcdd :=0;_fdcdd < int (_gbff )+1;_fdcdd ++{_bcfg ,_dbcd :=_agae .ReadByte ();if _dbcd !=nil {return nil ,_dbcd ;
};_aefg =append (_aefg ,_bcfg );};}else {break ;};};return _aefg ,nil ;};

// GetPreviousRevisionParser returns PdfParser for the previous version of the Pdf document.
func (_beaf *PdfParser )GetPreviousRevisionParser ()(*PdfParser ,error ){if _beaf ._gadb ==0{return nil ,_e .New ("\u0074\u0068\u0069\u0073 i\u0073\u0020\u0066\u0069\u0072\u0073\u0074\u0020\u0072\u0065\u0076\u0069\u0073\u0069o\u006e");};if _edcfc ,_bfgf :=_beaf ._cbbe [_beaf ];
_bfgf {return _edcfc ,nil ;};_gbacg ,_cfdg :=_beaf .GetPreviousRevisionReadSeeker ();if _cfdg !=nil {return nil ,_cfdg ;};_dedd ,_cfdg :=NewParser (_gbacg );_dedd ._cbbe =_beaf ._cbbe ;if _cfdg !=nil {return nil ,_cfdg ;};_beaf ._cbbe [_beaf ]=_dedd ;return _dedd ,nil ;
};func (_gggg *PdfParser )repairSeekXrefMarker ()error {_fgcfa ,_ecfda :=_gggg ._ddeg .Seek (0,_gbb .SeekEnd );if _ecfda !=nil {return _ecfda ;};_fggf :=_ec .MustCompile ("\u005cs\u0078\u0072\u0065\u0066\u005c\u0073*");var _gaec int64 ;var _bdbbb int64 =1000;
for _gaec < _fgcfa {if _fgcfa <=(_bdbbb +_gaec ){_bdbbb =_fgcfa -_gaec ;};_ ,_aeggg :=_gggg ._ddeg .Seek (-_gaec -_bdbbb ,_gbb .SeekEnd );if _aeggg !=nil {return _aeggg ;};_adec :=make ([]byte ,_bdbbb );_gggg ._ddeg .Read (_adec );_bbb .Log .Trace ("\u004c\u006f\u006fki\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0078\u0072\u0065\u0066\u0020\u003a\u0020\u0022\u0025\u0073\u0022",string (_adec ));
_egcb :=_fggf .FindAllStringIndex (string (_adec ),-1);if _egcb !=nil {_fcfgf :=_egcb [len (_egcb )-1];_bbb .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_egcb );_gggg ._ddeg .Seek (-_gaec -_bdbbb +int64 (_fcfgf [0]),_gbb .SeekEnd );_gggg ._eccg =_da .NewReader (_gggg ._ddeg );
for {_gefe ,_cedbb :=_gggg ._eccg .Peek (1);if _cedbb !=nil {return _cedbb ;};_bbb .Log .Trace ("\u0042\u003a\u0020\u0025\u0064\u0020\u0025\u0063",_gefe [0],_gefe [0]);if !IsWhiteSpace (_gefe [0]){break ;};_gggg ._eccg .Discard (1);};return nil ;};_bbb .Log .Debug ("\u0057\u0061\u0072\u006e\u0069\u006eg\u003a\u0020\u0045\u004f\u0046\u0020\u006d\u0061\u0072\u006b\u0065\u0072\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075n\u0064\u0021\u0020\u002d\u0020\u0063\u006f\u006e\u0074\u0069\u006e\u0075\u0065\u0020s\u0065e\u006b\u0069\u006e\u0067");
_gaec +=_bdbbb ;};_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u003a\u0020\u0058\u0072\u0065\u0066\u0020\u0074a\u0062\u006c\u0065\u0020\u006d\u0061r\u006b\u0065\u0072\u0020\u0077\u0061\u0073\u0020\u006e\u006f\u0074\u0020\u0066o\u0075\u006e\u0064\u002e");
return _e .New ("\u0078r\u0065f\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0020");};

// UpdateParams updates the parameter values of the encoder.
// Implements StreamEncoder interface.
func (_aedb *JBIG2Encoder )UpdateParams (params *PdfObjectDictionary ){_dcef ,_fdfe :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));if _fdfe ==nil {_aedb .BitsPerComponent =int (_dcef );
};_accbd ,_fdfe :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _fdfe ==nil {_aedb .Width =int (_accbd );};_bgbb ,_fdfe :=GetNumberAsInt64 (params .Get ("\u0048\u0065\u0069\u0067\u0068\u0074"));if _fdfe ==nil {_aedb .Height =int (_bgbb );
};_bca ,_fdfe :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));if _fdfe ==nil {_aedb .ColorComponents =int (_bca );};};

// Str returns the string value of the PdfObjectString. Defined in addition to String() function to clarify that
// this function returns the underlying string directly, whereas the String function technically could include
// debug info.
func (_cdgbd *PdfObjectString )Str ()string {return _cdgbd ._fagfd };func (_ddb *PdfCrypt )securityHandler ()_cbe .StdHandler {if _ddb ._bggd .R >=5{return _cbe .NewHandlerR6 ();};return _cbe .NewHandlerR4 (_ddb ._ccd ,_ddb ._acd .Length );};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_dac *RunLengthEncoder )MakeStreamDict ()*PdfObjectDictionary {_fbacd :=MakeDict ();_fbacd .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_dac .GetFilterName ()));return _fbacd ;};var (ErrUnsupportedEncodingParameters =_e .New ("\u0075\u006e\u0073u\u0070\u0070\u006f\u0072t\u0065\u0064\u0020\u0065\u006e\u0063\u006fd\u0069\u006e\u0067\u0020\u0070\u0061\u0072\u0061\u006d\u0065\u0074\u0065\u0072\u0073");
ErrNoCCITTFaxDecode =_e .New ("\u0043\u0043I\u0054\u0054\u0046\u0061\u0078\u0044\u0065\u0063\u006f\u0064\u0065\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067\u0020\u0069\u0073\u0020\u006e\u006f\u0074\u0020\u0079\u0065\u0074\u0020\u0069\u006d\u0070\u006c\u0065\u006d\u0065\u006e\u0074\u0065\u0064");
ErrNoJBIG2Decode =_e .New ("\u004a\u0042\u0049\u0047\u0032\u0044\u0065c\u006f\u0064\u0065 \u0065\u006e\u0063\u006fd\u0069\u006e\u0067\u0020\u0069\u0073\u0020\u006e\u006f\u0074\u0020\u0079\u0065\u0074\u0020\u0069\u006d\u0070\u006c\u0065\u006d\u0065\u006e\u0074\u0065\u0064");
ErrNoJPXDecode =_e .New ("\u004a\u0050\u0058\u0044\u0065c\u006f\u0064\u0065\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067\u0020i\u0073\u0020\u006e\u006f\u0074\u0020\u0079\u0065\u0074\u0020\u0069\u006d\u0070\u006c\u0065\u006d\u0065\u006e\u0074\u0065\u0064");
ErrNoPdfVersion =_e .New ("\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");ErrTypeError =_e .New ("\u0074\u0079p\u0065\u0020\u0063h\u0065\u0063\u006b\u0020\u0065\u0072\u0072\u006f\u0072");ErrRangeError =_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");
ErrNotSupported =_gg .New ("\u0066\u0065\u0061t\u0075\u0072\u0065\u0020n\u006f\u0074\u0020\u0063\u0075\u0072\u0072e\u006e\u0074\u006c\u0079\u0020\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064");ErrNotANumber =_e .New ("\u006e\u006f\u0074 \u0061\u0020\u006e\u0075\u006d\u0062\u0065\u0072");
);

// FlattenObject returns the contents of `obj`. In other words, `obj` with indirect objects replaced
// by their values.
// The replacements are made recursively to a depth of traceMaxDepth.
// NOTE: Dicts are sorted to make objects with same contents have the same PDF object strings.
func FlattenObject (obj PdfObject )PdfObject {return _fdbad (obj ,0)};

// PdfCryptNewEncrypt makes the document crypt handler based on a specified crypt filter.
func PdfCryptNewEncrypt (cf _cg .Filter ,userPass ,ownerPass []byte ,perm _cbe .Permissions )(*PdfCrypt ,*EncryptInfo ,error ){_eag :=&PdfCrypt {_ca :make (map[PdfObject ]bool ),_gae :make (cryptFilters ),_bggd :_cbe .StdEncryptDict {P :perm ,EncryptMetadata :true }};
var _edf Version ;if cf !=nil {_cga :=cf .PDFVersion ();_edf .Major ,_edf .Minor =_cga [0],_cga [1];V ,R :=cf .HandlerVersion ();_eag ._acd .V =V ;_eag ._bggd .R =R ;_eag ._acd .Length =cf .KeyLength ()*8;};const (_efc =_bfed ;);_eag ._gae [_efc ]=cf ;
if _eag ._acd .V >=4{_eag ._gec =_efc ;_eag ._gbaf =_efc ;};_gcg :=_eag .newEncryptDict ();_fege :=_gb .Sum ([]byte (_c .Now ().Format (_c .RFC850 )));_gee :=string (_fege [:]);_ccc :=make ([]byte ,100);_ga .Read (_ccc );_fege =_gb .Sum (_ccc );_fbf :=string (_fege [:]);
_bbb .Log .Trace ("\u0052\u0061\u006e\u0064\u006f\u006d\u0020\u0062\u003a\u0020\u0025\u0020\u0078",_ccc );_bbb .Log .Trace ("\u0047\u0065\u006e\u0020\u0049\u0064\u0020\u0030\u003a\u0020\u0025\u0020\u0078",_gee );_eag ._ccd =_gee ;_baf :=_eag .generateParams (userPass ,ownerPass );
if _baf !=nil {return nil ,nil ,_baf ;};_eae (&_eag ._bggd ,_gcg );if _eag ._acd .V >=4{if _cdg :=_eag .saveCryptFilters (_gcg );_cdg !=nil {return nil ,nil ,_cdg ;};};return _eag ,&EncryptInfo {Version :_edf ,Encrypt :_gcg ,ID0 :_gee ,ID1 :_fbf },nil ;
};

// UpdateParams updates the parameter values of the encoder.
func (_daed *DCTEncoder )UpdateParams (params *PdfObjectDictionary ){_bec ,_gfcd :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));if _gfcd ==nil {_daed .ColorComponents =int (_bec );};
_geda ,_gfcd :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));if _gfcd ==nil {_daed .BitsPerComponent =int (_geda );};_ccg ,_gfcd :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));
if _gfcd ==nil {_daed .Width =int (_ccg );};_egbe ,_gfcd :=GetNumberAsInt64 (params .Get ("\u0048\u0065\u0069\u0067\u0068\u0074"));if _gfcd ==nil {_daed .Height =int (_egbe );};_edcf ,_gfcd :=GetNumberAsInt64 (params .Get ("\u0051u\u0061\u006c\u0069\u0074\u0079"));
if _gfcd ==nil {_daed .Quality =int (_edcf );};};

// GetFilterName returns the name of the encoding filter.
func (_dbf *JPXEncoder )GetFilterName ()string {return StreamEncodingFilterNameJPX };

// String returns a string describing `d`.
func (_gfddg *PdfObjectDictionary )String ()string {var _eggfg _bb .Builder ;_eggfg .WriteString ("\u0044\u0069\u0063t\u0028");for _ ,_beef :=range _gfddg ._bccf {_fcee :=_gfddg ._bdaf [_beef ];_eggfg .WriteString ("\u0022"+_beef .String ()+"\u0022\u003a\u0020");
_eggfg .WriteString (_fcee .String ());_eggfg .WriteString ("\u002c\u0020");};_eggfg .WriteString ("\u0029");return _eggfg .String ();};

// EncodeBytes implements support for LZW encoding.  Currently not supporting predictors (raw compressed data only).
// Only supports the Early change = 1 algorithm (compress/lzw) as the other implementation
// does not have a write method.
// TODO: Consider refactoring compress/lzw to allow both.
func (_ffeg *LZWEncoder )EncodeBytes (data []byte )([]byte ,error ){if _ffeg .Predictor !=1{return nil ,_gd .Errorf ("\u004c\u005aW \u0050\u0072\u0065d\u0069\u0063\u0074\u006fr =\u00201 \u006f\u006e\u006c\u0079\u0020\u0073\u0075pp\u006f\u0072\u0074\u0065\u0064\u0020\u0079e\u0074");
};if _ffeg .EarlyChange ==1{return nil ,_gd .Errorf ("\u004c\u005a\u0057\u0020\u0045\u0061\u0072\u006c\u0079\u0020\u0043\u0068\u0061n\u0067\u0065\u0020\u003d\u0020\u0030 \u006f\u006e\u006c\u0079\u0020\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065d\u0020\u0079\u0065\u0074");
};var _gbdd _ece .Buffer ;_fbaca :=_df .NewWriter (&_gbdd ,_df .MSB ,8);_fbaca .Write (data );_fbaca .Close ();return _gbdd .Bytes (),nil ;};

// PdfIndirectObject represents the primitive PDF indirect object.
type PdfIndirectObject struct{PdfObjectReference ;PdfObject ;};func (_dfbe *PdfParser )traceStreamLength (_fgdfa PdfObject )(PdfObject ,error ){_caebc ,_gaggc :=_fgdfa .(*PdfObjectReference );if _gaggc {_eccee ,_fcbc :=_dfbe ._faaa [_caebc .ObjectNumber ];
if _fcbc &&_eccee {_bbb .Log .Debug ("\u0053t\u0072\u0065a\u006d\u0020\u004c\u0065n\u0067\u0074\u0068 \u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065 u\u006e\u0072\u0065s\u006f\u006cv\u0065\u0064\u0020\u0028\u0069\u006cl\u0065\u0067a\u006c\u0029");
return nil ,_e .New ("\u0069\u006c\u006c\u0065ga\u006c\u0020\u0072\u0065\u0063\u0075\u0072\u0073\u0069\u0076\u0065\u0020\u006c\u006fo\u0070");};_dfbe ._faaa [_caebc .ObjectNumber ]=true ;};_dgaea ,_ebba :=_dfbe .Resolve (_fgdfa );if _ebba !=nil {return nil ,_ebba ;
};_bbb .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074h\u003f\u0020\u0025\u0073",_dgaea );if _gaggc {_dfbe ._faaa [_caebc .ObjectNumber ]=false ;};return _dgaea ,nil ;};

// NewRunLengthEncoder makes a new run length encoder
func NewRunLengthEncoder ()*RunLengthEncoder {return &RunLengthEncoder {}};

// PdfObject is an interface which all primitive PDF objects must implement.
type PdfObject interface{

// String outputs a string representation of the primitive (for debugging).
String ()string ;

// WriteString outputs the PDF primitive as written to file as expected by the standard.
// TODO(dennwc): it should return a byte slice, or accept a writer
WriteString ()string ;};

// NewMultiEncoder returns a new instance of MultiEncoder.
func NewMultiEncoder ()*MultiEncoder {_cfag :=MultiEncoder {};_cfag ._fffg =[]StreamEncoder {};return &_cfag ;};

// DecodeStream decodes a FlateEncoded stream object and give back decoded bytes.
func (_cffd *FlateEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_bbb .Log .Trace ("\u0046l\u0061t\u0065\u0044\u0065\u0063\u006fd\u0065\u0020s\u0074\u0072\u0065\u0061\u006d");_bbb .Log .Trace ("\u0050\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u003a\u0020\u0025\u0064",_cffd .Predictor );
if _cffd .BitsPerComponent !=8{return nil ,_gd .Errorf ("\u0069\u006ev\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050\u0065\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u003d\u0025\u0064\u0020\u0028\u006f\u006e\u006c\u0079\u0020\u0038\u0020\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0029",_cffd .BitsPerComponent );
};_gagf ,_bef :=_cffd .DecodeBytes (streamObj .Stream );if _bef !=nil {return nil ,_bef ;};_gagf ,_bef =_cffd .postDecodePredict (_gagf );if _bef !=nil {return nil ,_bef ;};return _gagf ,nil ;};

// String returns a string describing `array`.
func (_aabb *PdfObjectArray )String ()string {_ffdba :="\u005b";for _cdaag ,_efgdd :=range _aabb .Elements (){_ffdba +=_efgdd .String ();if _cdaag < (_aabb .Len ()-1){_ffdba +="\u002c\u0020";};};_ffdba +="\u005d";return _ffdba ;};func (_dfg *PdfCrypt )makeKey (_ffcb string ,_gadg ,_ddf uint32 ,_ecfc []byte )([]byte ,error ){_cfec ,_ceec :=_dfg ._gae [_ffcb ];
if !_ceec {return nil ,_gd .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_ffcb );};return _cfec .MakeKey (_gadg ,_ddf ,_ecfc );};

// UpdateParams updates the parameter values of the encoder.
func (_bafa *JPXEncoder )UpdateParams (params *PdfObjectDictionary ){};func (_gfcdb *PdfParser )parseHexString ()(*PdfObjectString ,error ){_gfcdb ._eccg .ReadByte ();var _gbfgf _ece .Buffer ;for {_abgc ,_edad :=_gfcdb ._eccg .Peek (1);if _edad !=nil {return MakeString (""),_edad ;
};if _abgc [0]=='>'{_gfcdb ._eccg .ReadByte ();break ;};_ggeg ,_ :=_gfcdb ._eccg .ReadByte ();if _gfcdb ._eedcf {if _ece .IndexByte (_dgdc ,_ggeg )==-1{_gfcdb ._facd ._cgfa =true ;};};if !IsWhiteSpace (_ggeg ){_gbfgf .WriteByte (_ggeg );};};if _gbfgf .Len ()%2==1{_gfcdb ._facd ._agbc =true ;
_gbfgf .WriteRune ('0');};_caac ,_ :=_ba .DecodeString (_gbfgf .String ());return MakeHexString (string (_caac )),nil ;};

// DecodeStream decodes a JBIG2 encoded stream and returns the result as a slice of bytes.
func (_edfdb *JBIG2Encoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _edfdb .DecodeBytes (streamObj .Stream );};

// SetImage sets the image base for given flate encoder.
func (_bbd *FlateEncoder )SetImage (img *_ecg .ImageBase ){_bbd ._dccb =img };

// DecodeBytes decodes a slice of DCT encoded bytes and returns the result.
func (_baca *DCTEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_fdeb :=_ece .NewReader (encoded );_efcd ,_dgfe :=_fe .Decode (_fdeb );if _dgfe !=nil {_bbb .Log .Debug ("\u0045r\u0072\u006f\u0072\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006eg\u0020\u0069\u006d\u0061\u0067\u0065\u003a\u0020\u0025\u0073",_dgfe );
return nil ,_dgfe ;};_afg :=_efcd .Bounds ();var _aadg =make ([]byte ,_afg .Dx ()*_afg .Dy ()*_baca .ColorComponents *_baca .BitsPerComponent /8);_dba :=0;for _deee :=_afg .Min .Y ;_deee < _afg .Max .Y ;_deee ++{for _bcge :=_afg .Min .X ;_bcge < _afg .Max .X ;
_bcge ++{_dbead :=_efcd .At (_bcge ,_deee );if _baca .ColorComponents ==1{if _baca .BitsPerComponent ==16{_cfff ,_fdec :=_dbead .(_f .Gray16 );if !_fdec {return nil ,_e .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_aadg [_dba ]=byte ((_cfff .Y >>8)&0xff);_dba ++;_aadg [_dba ]=byte (_cfff .Y &0xff);_dba ++;}else {_agec ,_gbafb :=_dbead .(_f .Gray );if !_gbafb {return nil ,_e .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_aadg [_dba ]=_agec .Y &0xff;_dba ++;};}else if _baca .ColorComponents ==3{if _baca .BitsPerComponent ==16{_bbbe ,_ecb :=_dbead .(_f .RGBA64 );if !_ecb {return nil ,_e .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_aadg [_dba ]=byte ((_bbbe .R >>8)&0xff);_dba ++;_aadg [_dba ]=byte (_bbbe .R &0xff);_dba ++;_aadg [_dba ]=byte ((_bbbe .G >>8)&0xff);_dba ++;_aadg [_dba ]=byte (_bbbe .G &0xff);_dba ++;_aadg [_dba ]=byte ((_bbbe .B >>8)&0xff);_dba ++;_aadg [_dba ]=byte (_bbbe .B &0xff);
_dba ++;}else {_fbbd ,_agee :=_dbead .(_f .RGBA );if _agee {_aadg [_dba ]=_fbbd .R &0xff;_dba ++;_aadg [_dba ]=_fbbd .G &0xff;_dba ++;_aadg [_dba ]=_fbbd .B &0xff;_dba ++;}else {_gfe ,_bbfaf :=_dbead .(_f .YCbCr );if !_bbfaf {return nil ,_e .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_egba ,_beg ,_dce ,_ :=_gfe .RGBA ();_aadg [_dba ]=byte (_egba >>8);_dba ++;_aadg [_dba ]=byte (_beg >>8);_dba ++;_aadg [_dba ]=byte (_dce >>8);_dba ++;};};}else if _baca .ColorComponents ==4{_cea ,_fcfd :=_dbead .(_f .CMYK );if !_fcfd {return nil ,_e .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_aadg [_dba ]=255-_cea .C &0xff;_dba ++;_aadg [_dba ]=255-_cea .M &0xff;_dba ++;_aadg [_dba ]=255-_cea .Y &0xff;_dba ++;_aadg [_dba ]=255-_cea .K &0xff;_dba ++;};};};return _aadg ,nil ;};

// EncodeBytes JPX encodes the passed in slice of bytes.
func (_cgbg *JPXEncoder )EncodeBytes (data []byte )([]byte ,error ){_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u003a\u0020\u0041t\u0074\u0065\u006dpt\u0069\u006e\u0067\u0020\u0074\u006f \u0075\u0073\u0065\u0020\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067 \u0025\u0073",_cgbg .GetFilterName ());
return data ,ErrNoJPXDecode ;};

// Decoded returns the PDFDocEncoding or UTF-16BE decoded string contents.
// UTF-16BE is applied when the first two bytes are 0xFE, 0XFF, otherwise decoding of
// PDFDocEncoding is performed.
func (_ccfc *PdfObjectString )Decoded ()string {if _ccfc ==nil {return "";};_fcda :=[]byte (_ccfc ._fagfd );if len (_fcda )>=2&&_fcda [0]==0xFE&&_fcda [1]==0xFF{return _fd .UTF16ToString (_fcda [2:]);};return _fd .PDFDocEncodingToString (_fcda );};func _dfcb (_bgaa *PdfObjectStream ,_fcfc *MultiEncoder )(*DCTEncoder ,error ){_edd :=NewDCTEncoder ();
_fgca :=_bgaa .PdfObjectDictionary ;if _fgca ==nil {return _edd ,nil ;};_ggce :=_bgaa .Stream ;if _fcfc !=nil {_affb ,_efafc :=_fcfc .DecodeBytes (_ggce );if _efafc !=nil {return nil ,_efafc ;};_ggce =_affb ;};_dag :=_ece .NewReader (_ggce );_agd ,_ecge :=_fe .DecodeConfig (_dag );
if _ecge !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072or\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006e\u0067\u0020\u0066\u0069\u006c\u0065\u003a\u0020\u0025\u0073",_ecge );return nil ,_ecge ;};switch _agd .ColorModel {case _f .RGBAModel :_edd .BitsPerComponent =8;
_edd .ColorComponents =3;case _f .RGBA64Model :_edd .BitsPerComponent =16;_edd .ColorComponents =3;case _f .GrayModel :_edd .BitsPerComponent =8;_edd .ColorComponents =1;case _f .Gray16Model :_edd .BitsPerComponent =16;_edd .ColorComponents =1;case _f .CMYKModel :_edd .BitsPerComponent =8;
_edd .ColorComponents =4;case _f .YCbCrModel :_edd .BitsPerComponent =8;_edd .ColorComponents =3;default:return nil ,_e .New ("\u0075\u006e\u0073up\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0063\u006f\u006c\u006f\u0072\u0020\u006d\u006f\u0064\u0065\u006c");
};_edd .Width =_agd .Width ;_edd .Height =_agd .Height ;_bbb .Log .Trace ("\u0044\u0043T\u0020\u0045\u006ec\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u002b\u0076",_edd );_edd .Quality =DefaultJPEGQuality ;return _edd ,nil ;};

// PdfCrypt provides PDF encryption/decryption support.
// The PDF standard supports encryption of strings and streams (Section 7.6).
type PdfCrypt struct{_acd encryptDict ;_bggd _cbe .StdEncryptDict ;_ccd string ;_dbe []byte ;_ccdd map[PdfObject ]bool ;_ca map[PdfObject ]bool ;_acce bool ;_gae cryptFilters ;_gec string ;_gbaf string ;_ecdd *PdfParser ;_ged map[int ]struct{};};var _afdf =_ec .MustCompile ("\u005e\u005b\u005c\u002b\u002d\u002e\u005d\u002a\u0028\u005b\u0030\u002d9\u002e\u005d\u002b\u0029");


// GetArray returns the *PdfObjectArray represented by the PdfObject directly or indirectly within an indirect
// object. On type mismatch the found bool flag is false and a nil pointer is returned.
func GetArray (obj PdfObject )(_ebdc *PdfObjectArray ,_gbfc bool ){_ebdc ,_gbfc =TraceToDirectObject (obj ).(*PdfObjectArray );return _ebdc ,_gbfc ;};const _bdef =10;

// GetDict returns the *PdfObjectDictionary represented by the PdfObject directly or indirectly within an indirect
// object. On type mismatch the found bool flag is false and a nil pointer is returned.
func GetDict (obj PdfObject )(_gaaee *PdfObjectDictionary ,_gade bool ){_gaaee ,_gade =TraceToDirectObject (obj ).(*PdfObjectDictionary );return _gaaee ,_gade ;};func (_aaab *JBIG2Image )toBitmap ()(_ceda *_fb .Bitmap ,_geea error ){const _caa ="\u004a\u0042\u0049\u00472I\u006d\u0061\u0067\u0065\u002e\u0074\u006f\u0042\u0069\u0074\u006d\u0061\u0070";
if _aaab .Data ==nil {return nil ,_cb .Error (_caa ,"\u0069\u006d\u0061\u0067e \u0064\u0061\u0074\u0061\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006ee\u0064");};if _aaab .Width ==0||_aaab .Height ==0{return nil ,_cb .Error (_caa ,"\u0069\u006d\u0061\u0067\u0065\u0020h\u0065\u0069\u0067\u0068\u0074\u0020\u006f\u0072\u0020\u0077\u0069\u0064\u0074h\u0020\u006e\u006f\u0074\u0020\u0064\u0065f\u0069\u006e\u0065\u0064");
};if _aaab .HasPadding {_ceda ,_geea =_fb .NewWithData (_aaab .Width ,_aaab .Height ,_aaab .Data );}else {_ceda ,_geea =_fb .NewWithUnpaddedData (_aaab .Width ,_aaab .Height ,_aaab .Data );};if _geea !=nil {return nil ,_cb .Wrap (_geea ,_caa ,"");};return _ceda ,nil ;
};

// GetFilterName returns the name of the encoding filter.
func (_cace *CCITTFaxEncoder )GetFilterName ()string {return StreamEncodingFilterNameCCITTFax };

// GetString is a helper for Get that returns a string value.
// Returns false if the key is missing or a value is not a string.
func (_dbcbb *PdfObjectDictionary )GetString (key PdfObjectName )(string ,bool ){_acdbc :=_dbcbb .Get (key );if _acdbc ==nil {return "",false ;};_gfbgd ,_efcg :=_acdbc .(*PdfObjectString );if !_efcg {return "",false ;};return _gfbgd .Str (),true ;};

// DecodeStream decodes a multi-encoded stream by passing it through the
// DecodeStream method of the underlying encoders.
func (_acgg *MultiEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _acgg .DecodeBytes (streamObj .Stream );};

// DecodeStream decodes a JPX encoded stream and returns the result as a
// slice of bytes.
func (_bdgda *JPXEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u003a\u0020\u0041t\u0074\u0065\u006dpt\u0069\u006e\u0067\u0020\u0074\u006f \u0075\u0073\u0065\u0020\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067 \u0025\u0073",_bdgda .GetFilterName ());
return streamObj .Stream ,ErrNoJPXDecode ;};

// DecodeBytes returns the passed in slice of bytes.
// The purpose of the method is to satisfy the StreamEncoder interface.
func (_dece *RawEncoder )DecodeBytes (encoded []byte )([]byte ,error ){return encoded ,nil };var _cfacg =_ec .MustCompile ("\u0028\u005c\u0064\u002b)\\\u0073\u002b\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u006f\u0062\u006a");

// MakeObjectStreams creates an PdfObjectStreams from a list of PdfObjects.
func MakeObjectStreams (objects ...PdfObject )*PdfObjectStreams {return &PdfObjectStreams {_gddee :objects };};func (_eeaf *PdfParser )parseNull ()(PdfObjectNull ,error ){_ ,_befgf :=_eeaf ._eccg .Discard (4);return PdfObjectNull {},_befgf ;};

// MakeArrayFromIntegers creates an PdfObjectArray from a slice of ints, where each array element is
// an PdfObjectInteger.
func MakeArrayFromIntegers (vals []int )*PdfObjectArray {_dagec :=MakeArray ();for _ ,_baba :=range vals {_dagec .Append (MakeInteger (int64 (_baba )));};return _dagec ;};

// GetFilterName returns the name of the encoding filter.
func (_geb *ASCII85Encoder )GetFilterName ()string {return StreamEncodingFilterNameASCII85 };

// IsWhiteSpace checks if byte represents a white space character.
func IsWhiteSpace (ch byte )bool {if (ch ==0x00)||(ch ==0x09)||(ch ==0x0A)||(ch ==0x0C)||(ch ==0x0D)||(ch ==0x20){return true ;};return false ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_bbgg *MultiEncoder )MakeStreamDict ()*PdfObjectDictionary {_cbee :=MakeDict ();_cbee .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",_bbgg .GetFilterArray ());for _ ,_aece :=range _bbgg ._fffg {_egbd :=_aece .MakeStreamDict ();for _ ,_feff :=range _egbd .Keys (){_ffde :=_egbd .Get (_feff );
if _feff !="\u0046\u0069\u006c\u0074\u0065\u0072"&&_feff !="D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"{_cbee .Set (_feff ,_ffde );};};};_efaff :=_bbgg .MakeDecodeParams ();if _efaff !=nil {_cbee .Set ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073",_efaff );
};return _cbee ;};

// GetFilterName returns the name of the encoding filter.
func (_fagc *RawEncoder )GetFilterName ()string {return StreamEncodingFilterNameRaw };func _dfdbb (_bgba _gbb .ReadSeeker ,_eedc int64 )(*limitedReadSeeker ,error ){_ ,_edfab :=_bgba .Seek (0,_gbb .SeekStart );if _edfab !=nil {return nil ,_edfab ;};return &limitedReadSeeker {_gadgd :_bgba ,_aeef :_eedc },nil ;
};func (_ffab *limitedReadSeeker )getError (_ddgg int64 )error {switch {case _ddgg < 0:return _gd .Errorf ("\u0075\u006e\u0065\u0078\u0070\u0065\u0063\u0074\u0065\u0064 \u006e\u0065\u0067\u0061\u0074\u0069\u0076e\u0020\u006f\u0066\u0066\u0073\u0065\u0074\u003a\u0020\u0025\u0064",_ddgg );
case _ddgg > _ffab ._aeef :return _gd .Errorf ("u\u006e\u0065\u0078\u0070ec\u0074e\u0064\u0020\u006f\u0066\u0066s\u0065\u0074\u003a\u0020\u0025\u0064",_ddgg );};return nil ;};func _efba (_gfca _ecg .Image )*JBIG2Image {_febd :=_gfca .Base ();return &JBIG2Image {Data :_febd .Data ,Width :_febd .Width ,Height :_febd .Height ,HasPadding :true };
};const (JB2Generic JBIG2CompressionType =iota ;JB2SymbolCorrelation ;JB2SymbolRankHaus ;);var _dage =_ec .MustCompile ("\u005e\\\u0073\u002a\u005b\u002d]\u002a\u0028\u005c\u0064\u002b)\u005cs\u002b(\u005c\u0064\u002b\u0029\u005c\u0073\u002bR");

// EncodeBytes encodes the passed in slice of bytes by passing it through the
// EncodeBytes method of the underlying encoders.
func (_efafd *MultiEncoder )EncodeBytes (data []byte )([]byte ,error ){_gacf :=data ;var _bgag error ;for _ggfc :=len (_efafd ._fffg )-1;_ggfc >=0;_ggfc --{_defg :=_efafd ._fffg [_ggfc ];_gacf ,_bgag =_defg .EncodeBytes (_gacf );if _bgag !=nil {return nil ,_bgag ;
};};return _gacf ,nil ;};func (_gabde *PdfParser )loadXrefs ()(*PdfObjectDictionary ,error ){_gabde ._bccd .ObjectMap =make (map[int ]XrefObject );_gabde ._aadf =make (objectStreams );_abce ,_ecbgg :=_gabde ._ddeg .Seek (0,_gbb .SeekEnd );if _ecbgg !=nil {return nil ,_ecbgg ;
};_bbb .Log .Trace ("\u0066s\u0069\u007a\u0065\u003a\u0020\u0025d",_abce );_gabde ._acf =_abce ;_ecbgg =_gabde .seekToEOFMarker (_abce );if _ecbgg !=nil {_bbb .Log .Debug ("\u0046\u0061i\u006c\u0065\u0064\u0020\u0073\u0065\u0065\u006b\u0020\u0074\u006f\u0020\u0065\u006f\u0066\u0020\u006d\u0061\u0072\u006b\u0065\u0072: \u0025\u0076",_ecbgg );
return nil ,_ecbgg ;};_begb ,_ecbgg :=_gabde ._ddeg .Seek (0,_gbb .SeekCurrent );if _ecbgg !=nil {return nil ,_ecbgg ;};var _fffgd int64 =64;_dbgac :=_begb -_fffgd ;if _dbgac < 0{_dbgac =0;};_ ,_ecbgg =_gabde ._ddeg .Seek (_dbgac ,_gbb .SeekStart );if _ecbgg !=nil {return nil ,_ecbgg ;
};_fbca :=make ([]byte ,_fffgd );_ ,_ecbgg =_gabde ._ddeg .Read (_fbca );if _ecbgg !=nil {_bbb .Log .Debug ("\u0046\u0061i\u006c\u0065\u0064\u0020\u0072\u0065\u0061\u0064\u0069\u006e\u0067\u0020\u0077\u0068\u0069\u006c\u0065\u0020\u006c\u006f\u006f\u006b\u0069\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0073\u0074\u0061\u0072\u0074\u0078\u0072\u0065\u0066\u003a\u0020\u0025\u0076",_ecbgg );
return nil ,_ecbgg ;};_dcfad :=_feba .FindStringSubmatch (string (_fbca ));if len (_dcfad )< 2{_bbb .Log .Debug ("E\u0072\u0072\u006f\u0072\u003a\u0020s\u0074\u0061\u0072\u0074\u0078\u0072\u0065\u0066\u0020n\u006f\u0074\u0020f\u006fu\u006e\u0064\u0021");
return nil ,_e .New ("\u0073\u0074\u0061\u0072tx\u0072\u0065\u0066\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");};if len (_dcfad )> 2{_bbb .Log .Debug ("\u0045\u0052\u0052O\u0052\u003a\u0020\u004du\u006c\u0074\u0069\u0070\u006c\u0065\u0020s\u0074\u0061\u0072\u0074\u0078\u0072\u0065\u0066\u0020\u0028\u0025\u0073\u0029\u0021",_fbca );
return nil ,_e .New ("m\u0075\u006c\u0074\u0069\u0070\u006ce\u0020\u0073\u0074\u0061\u0072\u0074\u0078\u0072\u0065f\u0020\u0065\u006et\u0072i\u0065\u0073\u003f");};_gccd ,_ :=_ge .ParseInt (_dcfad [1],10,64);_bbb .Log .Trace ("\u0073t\u0061r\u0074\u0078\u0072\u0065\u0066\u0020\u0061\u0074\u0020\u0025\u0064",_gccd );
if _gccd > _abce {_bbb .Log .Debug ("\u0045\u0052\u0052OR\u003a\u0020\u0058\u0072\u0065\u0066\u0020\u006f\u0066f\u0073e\u0074 \u006fu\u0074\u0073\u0069\u0064\u0065\u0020\u006f\u0066\u0020\u0066\u0069\u006c\u0065");_bbb .Log .Debug ("\u0041\u0074\u0074\u0065\u006d\u0070\u0074\u0069\u006e\u0067\u0020\u0072e\u0070\u0061\u0069\u0072");
_gccd ,_ecbgg =_gabde .repairLocateXref ();if _ecbgg !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0052\u0065\u0070\u0061\u0069\u0072\u0020\u0061\u0074\u0074\u0065\u006d\u0070t\u0020\u0066\u0061\u0069\u006c\u0065\u0064 \u0028\u0025\u0073\u0029");
return nil ,_ecbgg ;};};_gabde ._ddeg .Seek (_gccd ,_gbb .SeekStart );_gabde ._eccg =_da .NewReader (_gabde ._ddeg );_gaabb ,_ecbgg :=_gabde .parseXref ();if _ecbgg !=nil {return nil ,_ecbgg ;};_addd :=_gaabb .Get ("\u0058R\u0065\u0066\u0053\u0074\u006d");
if _addd !=nil {_dacf ,_fgdd :=_addd .(*PdfObjectInteger );if !_fgdd {return nil ,_e .New ("\u0058\u0052\u0065\u0066\u0053\u0074\u006d\u0020\u0021=\u0020\u0069\u006e\u0074");};_ ,_ecbgg =_gabde .parseXrefStream (_dacf );if _ecbgg !=nil {return nil ,_ecbgg ;
};};var _efgd []int64 ;_babe :=func (_aefd int64 ,_cbdc []int64 )bool {for _ ,_gdbgc :=range _cbdc {if _gdbgc ==_aefd {return true ;};};return false ;};_addd =_gaabb .Get ("\u0050\u0072\u0065\u0076");for _addd !=nil {_decg ,_gafd :=_addd .(*PdfObjectInteger );
if !_gafd {_bbb .Log .Debug ("\u0049\u006ev\u0061\u006c\u0069\u0064\u0020P\u0072\u0065\u0076\u0020\u0072e\u0066\u0065\u0072\u0065\u006e\u0063\u0065\u003a\u0020\u004e\u006f\u0074\u0020\u0061\u0020\u002a\u0050\u0064\u0066\u004f\u0062\u006a\u0065\u0063\u0074\u0049\u006e\u0074\u0065\u0067\u0065\u0072\u0020\u0028\u0025\u0054\u0029",_addd );
return _gaabb ,nil ;};_eedbb :=*_decg ;_bbb .Log .Trace ("\u0041\u006eot\u0068\u0065\u0072 \u0050\u0072\u0065\u0076 xr\u0065f \u0074\u0061\u0062\u006c\u0065\u0020\u006fbj\u0065\u0063\u0074\u0020\u0061\u0074\u0020%\u0064",_eedbb );_gabde ._ddeg .Seek (int64 (_eedbb ),_gbb .SeekStart );
_gabde ._eccg =_da .NewReader (_gabde ._ddeg );_ecad ,_ebcd :=_gabde .parseXref ();if _ebcd !=nil {_bbb .Log .Debug ("\u0057\u0061\u0072\u006e\u0069\u006e\u0067\u003a\u0020\u0045\u0072\u0072\u006f\u0072\u0020-\u0020\u0046\u0061\u0069\u006c\u0065\u0064\u0020\u006c\u006f\u0061\u0064\u0069n\u0067\u0020\u0061\u006e\u006f\u0074\u0068\u0065\u0072\u0020\u0028\u0050re\u0076\u0029\u0020\u0074\u0072\u0061\u0069\u006c\u0065\u0072");
_bbb .Log .Debug ("\u0041\u0074t\u0065\u006d\u0070\u0074i\u006e\u0067 \u0074\u006f\u0020\u0063\u006f\u006e\u0074\u0069n\u0075\u0065\u0020\u0062\u0079\u0020\u0069\u0067\u006e\u006f\u0072\u0069n\u0067\u0020\u0069\u0074");break ;};_gabde ._ggea =append (_gabde ._ggea ,int64 (_eedbb ));
_addd =_ecad .Get ("\u0050\u0072\u0065\u0076");if _addd !=nil {_cdea :=*(_addd .(*PdfObjectInteger ));if _babe (int64 (_cdea ),_efgd ){_bbb .Log .Debug ("\u0050\u0072ev\u0065\u006e\u0074i\u006e\u0067\u0020\u0063irc\u0075la\u0072\u0020\u0078\u0072\u0065\u0066\u0020re\u0066\u0065\u0072\u0065\u006e\u0063\u0069n\u0067");
break ;};_efgd =append (_efgd ,int64 (_cdea ));};};return _gaabb ,nil ;};type encryptDict struct{Filter string ;V int ;SubFilter string ;Length int ;StmF string ;StrF string ;EFF string ;CF map[string ]_cg .FilterDict ;};

// MakeArrayFromFloats creates an PdfObjectArray from a slice of float64s, where each array element is an
// PdfObjectFloat.
func MakeArrayFromFloats (vals []float64 )*PdfObjectArray {_bag :=MakeArray ();for _ ,_cedg :=range vals {_bag .Append (MakeFloat (_cedg ));};return _bag ;};

// NewLZWEncoder makes a new LZW encoder with default parameters.
func NewLZWEncoder ()*LZWEncoder {_ace :=&LZWEncoder {};_ace .Predictor =1;_ace .BitsPerComponent =8;_ace .Colors =1;_ace .Columns =1;_ace .EarlyChange =1;return _ace ;};

// DecodeStream decodes RunLengthEncoded stream object and give back decoded bytes.
func (_efe *RunLengthEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _efe .DecodeBytes (streamObj .Stream );};func (_dabb *PdfParser )repairLocateXref ()(int64 ,error ){_dfgab :=int64 (1000);_dabb ._ddeg .Seek (-_dfgab ,_gbb .SeekCurrent );
_gfba ,_bage :=_dabb ._ddeg .Seek (0,_gbb .SeekCurrent );if _bage !=nil {return 0,_bage ;};_ccfec :=make ([]byte ,_dfgab );_dabb ._ddeg .Read (_ccfec );_gbfae :=_gefba .FindAllStringIndex (string (_ccfec ),-1);if len (_gbfae )< 1{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0052\u0065\u0070a\u0069\u0072\u003a\u0020\u0078\u0072\u0065f\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0021");
return 0,_e .New ("\u0072\u0065\u0070\u0061ir\u003a\u0020\u0078\u0072\u0065\u0066\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075n\u0064");};_aeagf :=int64 (_gbfae [len (_gbfae )-1][0]);_efbb :=_gfba +_aeagf ;return _efbb ,nil ;};func (_fgaa *PdfObjectInteger )String ()string {return _gd .Sprintf ("\u0025\u0064",*_fgaa )};


// Seek implementation of Seek interface.
func (_cba *limitedReadSeeker )Seek (offset int64 ,whence int )(int64 ,error ){var _fgdf int64 ;switch whence {case _gbb .SeekStart :_fgdf =offset ;case _gbb .SeekCurrent :_dgea ,_bcbfc :=_cba ._gadgd .Seek (0,_gbb .SeekCurrent );if _bcbfc !=nil {return 0,_bcbfc ;
};_fgdf =_dgea +offset ;case _gbb .SeekEnd :_fgdf =_cba ._aeef +offset ;};if _ffea :=_cba .getError (_fgdf );_ffea !=nil {return 0,_ffea ;};if _ ,_dbae :=_cba ._gadgd .Seek (_fgdf ,_gbb .SeekStart );_dbae !=nil {return 0,_dbae ;};return _fgdf ,nil ;};var _bcdbg =_ec .MustCompile ("\u0025P\u0044F\u002d\u0028\u005c\u0064\u0029\u005c\u002e\u0028\u005c\u0064\u0029");


// GetFilterName returns the name of the encoding filter.
func (_ffcdd *FlateEncoder )GetFilterName ()string {return StreamEncodingFilterNameFlate };

// EncodeImage encodes 'img' golang image.Image into jbig2 encoded bytes document using default encoder settings.
func (_fadb *JBIG2Encoder )EncodeImage (img _ef .Image )([]byte ,error ){return _fadb .encodeImage (img )};func (_ecef *PdfCrypt )loadCryptFilters (_cce *PdfObjectDictionary )error {_ecef ._gae =cryptFilters {};_dgc :=_cce .Get ("\u0043\u0046");_dgc =TraceToDirectObject (_dgc );
if _bgd ,_bd :=_dgc .(*PdfObjectReference );_bd {_egd ,_ffc :=_ecef ._ecdd .LookupByReference (*_bgd );if _ffc !=nil {_bbb .Log .Debug ("\u0045\u0072r\u006f\u0072\u0020\u006c\u006f\u006f\u006b\u0069\u006e\u0067\u0020\u0075\u0070\u0020\u0043\u0046\u0020\u0072\u0065\u0066\u0065\u0072en\u0063\u0065");
return _ffc ;};_dgc =TraceToDirectObject (_egd );};_gdg ,_adg :=_dgc .(*PdfObjectDictionary );if !_adg {_bbb .Log .Debug ("I\u006ev\u0061\u006c\u0069\u0064\u0020\u0043\u0046\u002c \u0074\u0079\u0070\u0065: \u0025\u0054",_dgc );return _e .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0043\u0046");
};for _ ,_agc :=range _gdg .Keys (){_bge :=_gdg .Get (_agc );if _fca ,_cdec :=_bge .(*PdfObjectReference );_cdec {_bfee ,_afbf :=_ecef ._ecdd .LookupByReference (*_fca );if _afbf !=nil {_bbb .Log .Debug ("\u0045\u0072ro\u0072\u0020\u006co\u006f\u006b\u0075\u0070 up\u0020di\u0063\u0074\u0069\u006f\u006e\u0061\u0072y \u0072\u0065\u0066\u0065\u0072\u0065\u006ec\u0065");
return _afbf ;};_bge =TraceToDirectObject (_bfee );};_ebf ,_bcg :=_bge .(*PdfObjectDictionary );if !_bcg {return _gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0064\u0069\u0063\u0074\u0020\u0069\u006e \u0043\u0046\u0020\u0028\u006e\u0061\u006d\u0065\u0020\u0025\u0073\u0029\u0020-\u0020\u006e\u006f\u0074\u0020\u0061\u0020\u0064\u0069\u0063\u0074\u0069on\u0061\u0072\u0079\u0020\u0062\u0075\u0074\u0020\u0025\u0054",_agc ,_bge );
};if _agc =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u002d\u0020\u0043\u0061\u006e\u006e\u006f\u0074\u0020\u006f\u0076\u0065\u0072\u0077r\u0069\u0074\u0065\u0020\u0074\u0068\u0065\u0020\u0069d\u0065\u006e\u0074\u0069\u0074\u0079\u0020\u0066\u0069\u006c\u0074\u0065\u0072 \u002d\u0020\u0054\u0072\u0079\u0069n\u0067\u0020\u006ee\u0078\u0074");
continue ;};var _bfge _cg .FilterDict ;if _dcf :=_dee (&_bfge ,_ebf );_dcf !=nil {return _dcf ;};_gad ,_bdg :=_cg .NewFilter (_bfge );if _bdg !=nil {return _bdg ;};_ecef ._gae [string (_agc )]=_gad ;};_ecef ._gae ["\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"]=_cg .NewIdentity ();
_ecef ._gbaf ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _cfce ,_gdd :=_cce .Get ("\u0053\u0074\u0072\u0046").(*PdfObjectName );_gdd {if _ ,_gedg :=_ecef ._gae [string (*_cfce )];!_gedg {return _gd .Errorf ("\u0063\u0072\u0079\u0070t\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u0066o\u0072\u0020\u0053\u0074\u0072\u0046\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069e\u0064\u0020\u0069\u006e\u0020C\u0046\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0020\u0028\u0025\u0073\u0029",*_cfce );
};_ecef ._gbaf =string (*_cfce );};_ecef ._gec ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _acba ,_bfb :=_cce .Get ("\u0053\u0074\u006d\u0046").(*PdfObjectName );_bfb {if _ ,_bab :=_ecef ._gae [string (*_acba )];!_bab {return _gd .Errorf ("\u0063\u0072\u0079\u0070t\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u0066o\u0072\u0020\u0053\u0074\u006d\u0046\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069e\u0064\u0020\u0069\u006e\u0020C\u0046\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0020\u0028\u0025\u0073\u0029",*_acba );
};_ecef ._gec =string (*_acba );};return nil ;};

// Clear resets the array to an empty state.
func (_feebd *PdfObjectArray )Clear (){_feebd ._efdg =[]PdfObject {}};

// SetFileOffset sets the file to an offset position and resets buffer.
func (_adcba *PdfParser )SetFileOffset (offset int64 ){if offset < 0{offset =0;};_adcba ._ddeg .Seek (offset ,_gbb .SeekStart );_adcba ._eccg =_da .NewReader (_adcba ._ddeg );};

// MultiEncoder supports serial encoding.
type MultiEncoder struct{_fffg []StreamEncoder };

// GetInt returns the *PdfObjectBool object that is represented by a PdfObject either directly or indirectly
// within an indirect object. The bool flag indicates whether a match was found.
func GetInt (obj PdfObject )(_fecda *PdfObjectInteger ,_ffgc bool ){_fecda ,_ffgc =TraceToDirectObject (obj ).(*PdfObjectInteger );return _fecda ,_ffgc ;};

// ParseIndirectObject parses an indirect object from the input stream. Can also be an object stream.
// Returns the indirect object (*PdfIndirectObject) or the stream object (*PdfObjectStream).
func (_faga *PdfParser )ParseIndirectObject ()(PdfObject ,error ){_bfbd :=PdfIndirectObject {};_bfbd ._eddeb =_faga ;_bbb .Log .Trace ("\u002dR\u0065a\u0064\u0020\u0069\u006e\u0064i\u0072\u0065c\u0074\u0020\u006f\u0062\u006a");_eggc ,_gfac :=_faga ._eccg .Peek (20);
if _gfac !=nil {if _gfac !=_gbb .EOF {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0046\u0061\u0069\u006c\u0020\u0074\u006f\u0020r\u0065a\u0064\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a");return &_bfbd ,_gfac ;
};};_bbb .Log .Trace ("\u0028\u0069\u006edi\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0020\u0070\u0065\u0065\u006b\u0020\u0022\u0025\u0073\u0022",string (_eggc ));_agcb :=_cfacg .FindStringSubmatchIndex (string (_eggc ));if len (_agcb )< 6{if _gfac ==_gbb .EOF {return nil ,_gfac ;
};_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020U\u006e\u0061\u0062l\u0065\u0020\u0074\u006f \u0066\u0069\u006e\u0064\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0073\u0069\u0067\u006e\u0061\u0074\u0075\u0072\u0065\u0020\u0028\u0025\u0073\u0029",string (_eggc ));
return &_bfbd ,_e .New ("\u0075\u006e\u0061b\u006c\u0065\u0020\u0074\u006f\u0020\u0064\u0065\u0074\u0065\u0063\u0074\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020s\u0069\u0067\u006e\u0061\u0074\u0075\u0072\u0065");
};_faga ._eccg .Discard (_agcb [0]);_bbb .Log .Trace ("O\u0066\u0066\u0073\u0065\u0074\u0073\u0020\u0025\u0020\u0064",_agcb );_fdge :=_agcb [1]-_agcb [0];_fgccc :=make ([]byte ,_fdge );_ ,_gfac =_faga .ReadAtLeast (_fgccc ,_fdge );if _gfac !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0075\u006e\u0061\u0062l\u0065\u0020\u0074\u006f\u0020\u0072\u0065\u0061\u0064\u0020-\u0020\u0025\u0073",_gfac );
return nil ,_gfac ;};_bbb .Log .Trace ("\u0074\u0065\u0078t\u006c\u0069\u006e\u0065\u003a\u0020\u0025\u0073",_fgccc );_gedge :=_cfacg .FindStringSubmatch (string (_fgccc ));if len (_gedge )< 3{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020U\u006e\u0061\u0062l\u0065\u0020\u0074\u006f \u0066\u0069\u006e\u0064\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0073\u0069\u0067\u006e\u0061\u0074\u0075\u0072\u0065\u0020\u0028\u0025\u0073\u0029",string (_fgccc ));
return &_bfbd ,_e .New ("\u0075\u006e\u0061b\u006c\u0065\u0020\u0074\u006f\u0020\u0064\u0065\u0074\u0065\u0063\u0074\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020s\u0069\u0067\u006e\u0061\u0074\u0075\u0072\u0065");
};_gffa ,_ :=_ge .Atoi (_gedge [1]);_dcfc ,_ :=_ge .Atoi (_gedge [2]);_bfbd .ObjectNumber =int64 (_gffa );_bfbd .GenerationNumber =int64 (_dcfc );for {_egdeg ,_cdgg :=_faga ._eccg .Peek (2);if _cdgg !=nil {return &_bfbd ,_cdgg ;};_bbb .Log .Trace ("I\u006ed\u002e\u0020\u0070\u0065\u0065\u006b\u003a\u0020%\u0073\u0020\u0028\u0025 x\u0029\u0021",string (_egdeg ),string (_egdeg ));
if IsWhiteSpace (_egdeg [0]){_faga .skipSpaces ();}else if _egdeg [0]=='%'{_faga .skipComments ();}else if (_egdeg [0]=='<')&&(_egdeg [1]=='<'){_bbb .Log .Trace ("\u0043\u0061\u006c\u006c\u0020\u0050\u0061\u0072\u0073e\u0044\u0069\u0063\u0074");_bfbd .PdfObject ,_cdgg =_faga .ParseDict ();
_bbb .Log .Trace ("\u0045\u004f\u0046\u0020Ca\u006c\u006c\u0020\u0050\u0061\u0072\u0073\u0065\u0044\u0069\u0063\u0074\u003a\u0020%\u0076",_cdgg );if _cdgg !=nil {return &_bfbd ,_cdgg ;};_bbb .Log .Trace ("\u0050\u0061\u0072\u0073\u0065\u0064\u0020\u0064\u0069\u0063t\u0069\u006f\u006e\u0061\u0072\u0079\u002e.\u002e\u0020\u0066\u0069\u006e\u0069\u0073\u0068\u0065\u0064\u002e");
}else if (_egdeg [0]=='/')||(_egdeg [0]=='(')||(_egdeg [0]=='[')||(_egdeg [0]=='<'){_bfbd .PdfObject ,_cdgg =_faga .parseObject ();if _cdgg !=nil {return &_bfbd ,_cdgg ;};_bbb .Log .Trace ("P\u0061\u0072\u0073\u0065\u0064\u0020o\u0062\u006a\u0065\u0063\u0074\u0020\u002e\u002e\u002e \u0066\u0069\u006ei\u0073h\u0065\u0064\u002e");
}else if _egdeg [0]==']'{_bbb .Log .Debug ("\u0057\u0041\u0052\u004e\u0049N\u0047\u003a\u0020\u0027\u005d\u0027 \u0063\u0068\u0061\u0072\u0061\u0063\u0074e\u0072\u0020\u006eo\u0074\u0020\u0062\u0065i\u006e\u0067\u0020\u0075\u0073\u0065d\u0020\u0061\u0073\u0020\u0061\u006e\u0020\u0061\u0072\u0072\u0061\u0079\u0020\u0065\u006e\u0064\u0069n\u0067\u0020\u006d\u0061\u0072\u006b\u0065\u0072\u002e\u0020\u0053\u006b\u0069\u0070\u0070\u0069\u006e\u0067\u002e");
_faga ._eccg .Discard (1);}else {if _egdeg [0]=='e'{_gfgf ,_cafa :=_faga .readTextLine ();if _cafa !=nil {return nil ,_cafa ;};if len (_gfgf )>=6&&_gfgf [0:6]=="\u0065\u006e\u0064\u006f\u0062\u006a"{break ;};}else if _egdeg [0]=='s'{_egdeg ,_ =_faga ._eccg .Peek (10);
if string (_egdeg [:6])=="\u0073\u0074\u0072\u0065\u0061\u006d"{_abee :=6;if len (_egdeg )> 6{if IsWhiteSpace (_egdeg [_abee ])&&_egdeg [_abee ]!='\r'&&_egdeg [_abee ]!='\n'{_bbb .Log .Debug ("\u004e\u006fn\u002d\u0063\u006f\u006e\u0066\u006f\u0072\u006d\u0061\u006e\u0074\u0020\u0050\u0044\u0046\u0020\u006e\u006f\u0074 \u0065\u006e\u0064\u0069\u006e\u0067 \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0069\u006e\u0065\u0020\u0070\u0072o\u0070\u0065r\u006c\u0079\u0020\u0077i\u0074\u0068\u0020\u0045\u004fL\u0020\u006d\u0061\u0072\u006b\u0065\u0072");
_faga ._facd ._aggg =true ;_abee ++;};if _egdeg [_abee ]=='\r'{_abee ++;if _egdeg [_abee ]=='\n'{_abee ++;};}else if _egdeg [_abee ]=='\n'{_abee ++;}else {_faga ._facd ._aggg =true ;};};_faga ._eccg .Discard (_abee );_fdga ,_afdc :=_bfbd .PdfObject .(*PdfObjectDictionary );
if !_afdc {return nil ,_e .New ("\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u006di\u0073s\u0069\u006e\u0067\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079");};_bbb .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0064\u0069c\u0074\u0020\u0025\u0073",_fdga );
_egccb ,_bdfa :=_faga .traceStreamLength (_fdga .Get ("\u004c\u0065\u006e\u0067\u0074\u0068"));if _bdfa !=nil {_bbb .Log .Debug ("\u0046\u0061\u0069l\u0020\u0074\u006f\u0020t\u0072\u0061\u0063\u0065\u0020\u0073\u0074r\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u003a\u0020\u0025\u0076",_bdfa );
return nil ,_bdfa ;};_bbb .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074h\u003f\u0020\u0025\u0073",_egccb );_cadab ,_febbb :=_egccb .(*PdfObjectInteger );if !_febbb {return nil ,_e .New ("\u0073\u0074re\u0061\u006d\u0020l\u0065\u006e\u0067\u0074h n\u0065ed\u0073\u0020\u0074\u006f\u0020\u0062\u0065 a\u006e\u0020\u0069\u006e\u0074\u0065\u0067e\u0072");
};_eeddf :=*_cadab ;if _eeddf < 0{return nil ,_e .New ("\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u006e\u0065\u0065\u0064\u0073\u0020\u0074\u006f \u0062e\u0020\u006c\u006f\u006e\u0067\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0030");};_abccf :=_faga .GetFileOffset ();
_befe :=_faga .xrefNextObjectOffset (_abccf );if _abccf +int64 (_eeddf )> _befe &&_befe > _abccf {_bbb .Log .Debug ("E\u0078\u0070\u0065\u0063te\u0064 \u0065\u006e\u0064\u0069\u006eg\u0020\u0061\u0074\u0020\u0025\u0064",_abccf +int64 (_eeddf ));_bbb .Log .Debug ("\u004e\u0065\u0078\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074 \u0073\u0074\u0061\u0072\u0074\u0069\u006e\u0067\u0020\u0061t\u0020\u0025\u0064",_befe );
_bcag :=_befe -_abccf -17;if _bcag < 0{return nil ,_e .New ("\u0069n\u0076\u0061l\u0069\u0064\u0020\u0073t\u0072\u0065\u0061m\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u002c\u0020go\u0069\u006e\u0067 \u0070\u0061s\u0074\u0020\u0062\u006f\u0075\u006ed\u0061\u0072i\u0065\u0073");
};_bbb .Log .Debug ("\u0041\u0074\u0074\u0065\u006d\u0070\u0074\u0069\u006e\u0067\u0020\u0061\u0020l\u0065\u006e\u0067\u0074\u0068\u0020c\u006f\u0072\u0072\u0065\u0063\u0074\u0069\u006f\u006e\u0020\u0074\u006f\u0020%\u0064\u002e\u002e\u002e",_bcag );_eeddf =PdfObjectInteger (_bcag );
_fdga .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (_bcag ));};if int64 (_eeddf )> _faga ._acf {_bbb .Log .Debug ("\u0045\u0052R\u004f\u0052\u003a\u0020\u0053t\u0072\u0065\u0061\u006d\u0020l\u0065\u006e\u0067\u0074\u0068\u0020\u0063\u0061\u006e\u006e\u006f\u0074\u0020\u0062\u0065\u0020\u006c\u0061\u0072\u0067\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0066\u0069\u006c\u0065\u0020\u0073\u0069\u007a\u0065");
return nil ,_e .New ("\u0069n\u0076\u0061l\u0069\u0064\u0020\u0073t\u0072\u0065\u0061m\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u002c\u0020la\u0072\u0067\u0065r\u0020\u0074h\u0061\u006e\u0020\u0066\u0069\u006ce\u0020\u0073i\u007a\u0065");};_cgdc :=make ([]byte ,_eeddf );
_ ,_bdfa =_faga .ReadAtLeast (_cgdc ,int (_eeddf ));if _bdfa !=nil {_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052 s\u0074r\u0065\u0061\u006d\u0020\u0028%\u0064\u0029\u003a\u0020\u0025\u0058",len (_cgdc ),_cgdc );_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a\u0020\u0025v",_bdfa );
return nil ,_bdfa ;};_bfeb :=PdfObjectStream {};_bfeb .Stream =_cgdc ;_bfeb .PdfObjectDictionary =_bfbd .PdfObject .(*PdfObjectDictionary );_bfeb .ObjectNumber =_bfbd .ObjectNumber ;_bfeb .GenerationNumber =_bfbd .GenerationNumber ;_bfeb .PdfObjectReference ._eddeb =_faga ;
_faga .skipSpaces ();_faga ._eccg .Discard (9);_faga .skipSpaces ();return &_bfeb ,nil ;};};_bfbd .PdfObject ,_cdgg =_faga .parseObject ();if _bfbd .PdfObject ==nil {_bbb .Log .Debug ("\u0049N\u0043\u004f\u004dP\u0041\u0054\u0049B\u0049LI\u0054\u0059\u003a\u0020\u0049\u006e\u0064i\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u006e\u006f\u0074\u0020\u0063\u006f\u006e\u0074\u0061\u0069\u006e\u0069\u006e\u0067\u0020\u0061n \u006fb\u006a\u0065\u0063\u0074\u0020\u002d \u0061\u0073\u0073\u0075\u006di\u006e\u0067\u0020\u006e\u0075\u006c\u006c\u0020\u006f\u0062\u006ae\u0063\u0074");
_bfbd .PdfObject =MakeNull ();};return &_bfbd ,_cdgg ;};};if _bfbd .PdfObject ==nil {_bbb .Log .Debug ("\u0049N\u0043\u004f\u004dP\u0041\u0054\u0049B\u0049LI\u0054\u0059\u003a\u0020\u0049\u006e\u0064i\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u006e\u006f\u0074\u0020\u0063\u006f\u006e\u0074\u0061\u0069\u006e\u0069\u006e\u0067\u0020\u0061n \u006fb\u006a\u0065\u0063\u0074\u0020\u002d \u0061\u0073\u0073\u0075\u006di\u006e\u0067\u0020\u006e\u0075\u006c\u006c\u0020\u006f\u0062\u006ae\u0063\u0074");
_bfbd .PdfObject =MakeNull ();};_bbb .Log .Trace ("\u0052\u0065\u0074\u0075rn\u0069\u006e\u0067\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0021");return &_bfbd ,nil ;};var _ccce =_ec .MustCompile ("\u005e\u005b\\\u002b\u002d\u002e\u005d*\u0028\u005b0\u002d\u0039\u002e\u005d\u002b\u0029\u005b\u0065E\u005d\u005b\u005c\u002b\u002d\u002e\u005d\u002a\u0028\u005b\u0030\u002d9\u002e\u005d\u002b\u0029");


// MakeNull creates an PdfObjectNull.
func MakeNull ()*PdfObjectNull {_fdbb :=PdfObjectNull {};return &_fdbb };

// UpdateParams updates the parameter values of the encoder.
func (_bdd *LZWEncoder )UpdateParams (params *PdfObjectDictionary ){_eac ,_caba :=GetNumberAsInt64 (params .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr"));if _caba ==nil {_bdd .Predictor =int (_eac );};_fbdd ,_caba :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));
if _caba ==nil {_bdd .BitsPerComponent =int (_fbdd );};_ddd ,_caba :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _caba ==nil {_bdd .Columns =int (_ddd );};_ebe ,_caba :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));
if _caba ==nil {_bdd .Colors =int (_ebe );};_ffdc ,_caba :=GetNumberAsInt64 (params .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065"));if _caba ==nil {_bdd .EarlyChange =int (_ffdc );};};

// EncodeBytes encodes a bytes array and return the encoded value based on the encoder parameters.
func (_fbfa *FlateEncoder )EncodeBytes (data []byte )([]byte ,error ){if _fbfa .Predictor !=1&&_fbfa .Predictor !=11{_bbb .Log .Debug ("E\u006e\u0063\u006f\u0064\u0069\u006e\u0067\u0020\u0065\u0072\u0072\u006f\u0072\u003a\u0020\u0046\u006c\u0061\u0074\u0065\u0045\u006e\u0063\u006f\u0064\u0065r\u0020P\u0072\u0065\u0064\u0069c\u0074\u006fr\u0020\u003d\u0020\u0031\u002c\u0020\u0031\u0031\u0020\u006f\u006e\u006c\u0079\u0020\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064");
return nil ,ErrUnsupportedEncodingParameters ;};if _fbfa .Predictor ==11{_dab :=_fbfa .Columns ;_fge :=len (data )/_dab ;if len (data )%_dab !=0{_bbb .Log .Error ("\u0049n\u0076a\u006c\u0069\u0064\u0020\u0072o\u0077\u0020l\u0065\u006e\u0067\u0074\u0068");
return nil ,_e .New ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u0072o\u0077\u0020l\u0065\u006e\u0067\u0074\u0068");};_cccb :=_ece .NewBuffer (nil );_gaae :=make ([]byte ,_dab );for _eggg :=0;_eggg < _fge ;_eggg ++{_gdga :=data [_dab *_eggg :_dab *(_eggg +1)];
_gaae [0]=_gdga [0];for _gcde :=1;_gcde < _dab ;_gcde ++{_gaae [_gcde ]=byte (int (_gdga [_gcde ]-_gdga [_gcde -1])%256);};_cccb .WriteByte (1);_cccb .Write (_gaae );};data =_cccb .Bytes ();};var _eecc _ece .Buffer ;_abbfe :=_ea .NewWriter (&_eecc );_abbfe .Write (data );
_abbfe .Close ();return _eecc .Bytes (),nil ;};

// MakeStreamDict make a new instance of an encoding dictionary for a stream object.
func (_ebdge *ASCII85Encoder )MakeStreamDict ()*PdfObjectDictionary {_acdf :=MakeDict ();_acdf .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_ebdge .GetFilterName ()));return _acdf ;};

// Len returns the number of elements in the array.
func (_badbe *PdfObjectArray )Len ()int {if _badbe ==nil {return 0;};return len (_badbe ._efdg );};

// EncodeBytes returns the passed in slice of bytes.
// The purpose of the method is to satisfy the StreamEncoder interface.
func (_dagb *RawEncoder )EncodeBytes (data []byte )([]byte ,error ){return data ,nil };const (_fgfbc =0;_abe =1;_ddfd =2;_cbg =3;_geed =4;);func (_ggcef *PdfParser )seekToEOFMarker (_adgd int64 )error {var _dfgg int64 ;var _ddfaf int64 =2048;for _dfgg < _adgd -4{if _adgd <=(_ddfaf +_dfgg ){_ddfaf =_adgd -_dfgg ;
};_ ,_bebb :=_ggcef ._ddeg .Seek (_adgd -_dfgg -_ddfaf ,_gbb .SeekStart );if _bebb !=nil {return _bebb ;};_aaafd :=make ([]byte ,_ddfaf );_ggcef ._ddeg .Read (_aaafd );_bbb .Log .Trace ("\u004c\u006f\u006f\u006bi\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0045\u004f\u0046 \u006da\u0072\u006b\u0065\u0072\u003a\u0020\u0022%\u0073\u0022",string (_aaafd ));
_fcd :=_eacg .FindAllStringIndex (string (_aaafd ),-1);if _fcd !=nil {_edac :=_fcd [len (_fcd )-1];_bbb .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_fcd );_fbdb :=_adgd -_dfgg -_ddfaf +int64 (_edac [0]);_ggcef ._ddeg .Seek (_fbdb ,_gbb .SeekStart );
return nil ;};_bbb .Log .Debug ("\u0057\u0061\u0072\u006e\u0069\u006eg\u003a\u0020\u0045\u004f\u0046\u0020\u006d\u0061\u0072\u006b\u0065\u0072\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075n\u0064\u0021\u0020\u002d\u0020\u0063\u006f\u006e\u0074\u0069\u006e\u0075\u0065\u0020s\u0065e\u006b\u0069\u006e\u0067");
_dfgg +=_ddfaf -4;};_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u003a\u0020\u0045\u004f\u0046\u0020\u006d\u0061\u0072\u006be\u0072 \u0077\u0061\u0073\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u002e");return _ddgb ;};

// GetNumbersAsFloat converts a list of pdf objects representing floats or integers to a slice of
// float64 values.
func GetNumbersAsFloat (objects []PdfObject )(_aegg []float64 ,_ddaba error ){for _ ,_gfgfe :=range objects {_ageed ,_caff :=GetNumberAsFloat (_gfgfe );if _caff !=nil {return nil ,_caff ;};_aegg =append (_aegg ,_ageed );};return _aegg ,nil ;};var _ffegd _ee .Map ;


// NewCompliancePdfParser creates a new PdfParser that will parse input reader with the focus on extracting more metadata, which
// might affect performance of the regular PdfParser this function.
func NewCompliancePdfParser (rs _gbb .ReadSeeker )(_bbbf *PdfParser ,_agcd error ){_bbbf =&PdfParser {_ddeg :rs ,ObjCache :make (objectCache ),_faaa :map[int64 ]bool {},_eedcf :true ,_cbbe :make (map[*PdfParser ]*PdfParser )};if _agcd =_bbbf .parseDetailedHeader ();
_agcd !=nil {return nil ,_agcd ;};if _bbbf ._bgcc ,_agcd =_bbbf .loadXrefs ();_agcd !=nil {_bbb .Log .Debug ("\u0045\u0052RO\u0052\u003a\u0020F\u0061\u0069\u006c\u0065d t\u006f l\u006f\u0061\u0064\u0020\u0078\u0072\u0065f \u0074\u0061\u0062\u006c\u0065\u0021\u0020%\u0073",_agcd );
return nil ,_agcd ;};_bbb .Log .Trace ("T\u0072\u0061\u0069\u006c\u0065\u0072\u003a\u0020\u0025\u0073",_bbbf ._bgcc );if len (_bbbf ._bccd .ObjectMap )==0{return nil ,_gd .Errorf ("\u0065\u006d\u0070\u0074\u0079\u0020\u0058\u0052\u0045\u0046\u0020t\u0061\u0062\u006c\u0065\u0020\u002d\u0020\u0049\u006e\u0076a\u006c\u0069\u0064");
};return _bbbf ,nil ;};

// Encode encodes previously prepare jbig2 document and stores it as the byte slice.
func (_geeb *JBIG2Encoder )Encode ()(_abbc []byte ,_fcab error ){const _eede ="J\u0042I\u0047\u0032\u0044\u006f\u0063\u0075\u006d\u0065n\u0074\u002e\u0045\u006eco\u0064\u0065";if _geeb ._bdcf ==nil {return nil ,_cb .Errorf (_eede ,"\u0064\u006f\u0063u\u006d\u0065\u006e\u0074 \u0069\u006e\u0070\u0075\u0074\u0020\u0064a\u0074\u0061\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");
};_geeb ._bdcf .FullHeaders =_geeb .DefaultPageSettings .FileMode ;_abbc ,_fcab =_geeb ._bdcf .Encode ();if _fcab !=nil {return nil ,_cb .Wrap (_fcab ,_eede ,"");};return _abbc ,nil ;};func (_eefg *PdfCrypt )isEncrypted (_fgc PdfObject )bool {_ ,_fbff :=_eefg ._ca [_fgc ];
if _fbff {_bbb .Log .Trace ("\u0041\u006c\u0072\u0065\u0061\u0064\u0079\u0020\u0065\u006e\u0063\u0072y\u0070\u0074\u0065\u0064");return true ;};_bbb .Log .Trace ("\u004e\u006f\u0074\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065d\u0020\u0079\u0065\u0074");
return false ;};

// GetObjectNums returns a sorted list of object numbers of the PDF objects in the file.
func (_ecfee *PdfParser )GetObjectNums ()[]int {var _adef []int ;for _ ,_fdgc :=range _ecfee ._bccd .ObjectMap {_adef =append (_adef ,_fdgc .ObjectNumber );};_eg .Ints (_adef );return _adef ;};

// String returns the PDF version as a string. Implements interface fmt.Stringer.
func (_deea Version )String ()string {return _gd .Sprintf ("\u00250\u0064\u002e\u0025\u0030\u0064",_deea .Major ,_deea .Minor );};func _gfc (_dc PdfObject )(int64 ,int64 ,error ){if _ed ,_bbc :=_dc .(*PdfIndirectObject );_bbc {return _ed .ObjectNumber ,_ed .GenerationNumber ,nil ;
};if _aga ,_cc :=_dc .(*PdfObjectStream );_cc {return _aga .ObjectNumber ,_aga .GenerationNumber ,nil ;};return 0,0,_e .New ("\u006e\u006ft\u0020\u0061\u006e\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u002f\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u006f\u0062je\u0063\u0074");
};

// NewCCITTFaxEncoder makes a new CCITTFax encoder.
func NewCCITTFaxEncoder ()*CCITTFaxEncoder {return &CCITTFaxEncoder {Columns :1728,EndOfBlock :true }};

// DecodeBytes decodes a slice of JPX encoded bytes and returns the result.
func (_fef *JPXEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u003a\u0020\u0041t\u0074\u0065\u006dpt\u0069\u006e\u0067\u0020\u0074\u006f \u0075\u0073\u0065\u0020\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067 \u0025\u0073",_fef .GetFilterName ());
return encoded ,ErrNoJPXDecode ;};

// LookupByReference looks up a PdfObject by a reference.
func (_cdfa *PdfParser )LookupByReference (ref PdfObjectReference )(PdfObject ,error ){_bbb .Log .Trace ("\u004c\u006f\u006fki\u006e\u0067\u0020\u0075\u0070\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065\u0020\u0025\u0073",ref .String ());
return _cdfa .LookupByNumber (int (ref .ObjectNumber ));};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_cfgf *CCITTFaxEncoder )MakeDecodeParams ()PdfObject {_dfce :=MakeDict ();_dfce .Set ("\u004b",MakeInteger (int64 (_cfgf .K )));_dfce .Set ("\u0043o\u006c\u0075\u006d\u006e\u0073",MakeInteger (int64 (_cfgf .Columns )));if _cfgf .BlackIs1 {_dfce .Set ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031",MakeBool (_cfgf .BlackIs1 ));
};if _cfgf .EncodedByteAlign {_dfce .Set ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e",MakeBool (_cfgf .EncodedByteAlign ));};if _cfgf .EndOfLine &&_cfgf .K >=0{_dfce .Set ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee",MakeBool (_cfgf .EndOfLine ));
};if _cfgf .Rows !=0&&!_cfgf .EndOfBlock {_dfce .Set ("\u0052\u006f\u0077\u0073",MakeInteger (int64 (_cfgf .Rows )));};if !_cfgf .EndOfBlock {_dfce .Set ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b",MakeBool (_cfgf .EndOfBlock ));};if _cfgf .DamagedRowsBeforeError !=0{_dfce .Set ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072",MakeInteger (int64 (_cfgf .DamagedRowsBeforeError )));
};return _dfce ;};

// GetFileOffset returns the current file offset, accounting for buffered position.
func (_adee *PdfParser )GetFileOffset ()int64 {_feab ,_ :=_adee ._ddeg .Seek (0,_gbb .SeekCurrent );_feab -=int64 (_adee ._eccg .Buffered ());return _feab ;};

// GetXrefTable returns the PDFs xref table.
func (_abebd *PdfParser )GetXrefTable ()XrefTable {return _abebd ._bccd };

// GetBool returns the *PdfObjectBool object that is represented by a PdfObject directly or indirectly
// within an indirect object. The bool flag indicates whether a match was found.
func GetBool (obj PdfObject )(_dbcc *PdfObjectBool ,_bfcfe bool ){_dbcc ,_bfcfe =TraceToDirectObject (obj ).(*PdfObjectBool );return _dbcc ,_bfcfe ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
// Has the Filter set and the DecodeParms.
func (_ege *FlateEncoder )MakeStreamDict ()*PdfObjectDictionary {_fea :=MakeDict ();_fea .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_ege .GetFilterName ()));_bfaf :=_ege .MakeDecodeParams ();if _bfaf !=nil {_fea .Set ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073",_bfaf );
};return _fea ;};

// IsDelimiter checks if a character represents a delimiter.
func IsDelimiter (c byte )bool {return c =='('||c ==')'||c =='<'||c =='>'||c =='['||c ==']'||c =='{'||c =='}'||c =='/'||c =='%';};func (_bebbf *PdfParser )getNumbersOfUpdatedObjects (_dcdf *PdfParser )([]int ,error ){if _dcdf ==nil {return nil ,_e .New ("\u0070\u0072e\u0076\u0069\u006f\u0075\u0073\u0020\u0070\u0061\u0072\u0073\u0065\u0072\u0020\u0063\u0061\u006e\u0027\u0074\u0020\u0062\u0065\u0020nu\u006c\u006c");
};_gebc :=_dcdf ._acf ;_bbafb :=make ([]int ,0);_fbfee :=make (map[int ]interface{});_aaacg :=make (map[int ]int64 );for _cbdd ,_bafbe :=range _bebbf ._bccd .ObjectMap {if _bafbe .Offset ==0{if _bafbe .OsObjNumber !=0{if _eaba ,_bfec :=_bebbf ._bccd .ObjectMap [_bafbe .OsObjNumber ];
_bfec {_fbfee [_bafbe .OsObjNumber ]=struct{}{};_aaacg [_cbdd ]=_eaba .Offset ;}else {return nil ,_e .New ("u\u006ed\u0065\u0066\u0069\u006e\u0065\u0064\u0020\u0078r\u0065\u0066\u0020\u0074ab\u006c\u0065");};};}else {_aaacg [_cbdd ]=_bafbe .Offset ;};};
for _cdgdc ,_fbge :=range _aaacg {if _ ,_adfab :=_fbfee [_cdgdc ];_adfab {continue ;};if _fbge > _gebc {_bbafb =append (_bbafb ,_cdgdc );};};return _bbafb ,nil ;};

// GetNameVal returns the string value represented by the PdfObject directly or indirectly if
// contained within an indirect object. On type mismatch the found bool flag returned is false and
// an empty string is returned.
func GetNameVal (obj PdfObject )(_egcf string ,_cbcb bool ){_fdeefg ,_cbcb :=TraceToDirectObject (obj ).(*PdfObjectName );if _cbcb {return string (*_fdeefg ),true ;};return ;};func (_cdgde *PdfParser )readTextLine ()(string ,error ){var _ddfac _ece .Buffer ;
for {_aeea ,_eaeg :=_cdgde ._eccg .Peek (1);if _eaeg !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_eaeg .Error ());return _ddfac .String (),_eaeg ;};if (_aeea [0]!='\r')&&(_aeea [0]!='\n'){_cgbgc ,_ :=_cdgde ._eccg .ReadByte ();
_ddfac .WriteByte (_cgbgc );}else {break ;};};return _ddfac .String (),nil ;};

// JPXEncoder implements JPX encoder/decoder (dummy, for now)
// FIXME: implement
type JPXEncoder struct{};

// EncodeBytes encodes a bytes array and return the encoded value based on the encoder parameters.
func (_bfeeg *RunLengthEncoder )EncodeBytes (data []byte )([]byte ,error ){_gbag :=_ece .NewReader (data );var _fcba []byte ;var _aaa []byte ;_aebf ,_ffga :=_gbag .ReadByte ();if _ffga ==_gbb .EOF {return []byte {},nil ;}else if _ffga !=nil {return nil ,_ffga ;
};_gce :=1;for {_facg ,_dgec :=_gbag .ReadByte ();if _dgec ==_gbb .EOF {break ;}else if _dgec !=nil {return nil ,_dgec ;};if _facg ==_aebf {if len (_aaa )> 0{_aaa =_aaa [:len (_aaa )-1];if len (_aaa )> 0{_fcba =append (_fcba ,byte (len (_aaa )-1));_fcba =append (_fcba ,_aaa ...);
};_gce =1;_aaa =[]byte {};};_gce ++;if _gce >=127{_fcba =append (_fcba ,byte (257-_gce ),_aebf );_gce =0;};}else {if _gce > 0{if _gce ==1{_aaa =[]byte {_aebf };}else {_fcba =append (_fcba ,byte (257-_gce ),_aebf );};_gce =0;};_aaa =append (_aaa ,_facg );
if len (_aaa )>=127{_fcba =append (_fcba ,byte (len (_aaa )-1));_fcba =append (_fcba ,_aaa ...);_aaa =[]byte {};};};_aebf =_facg ;};if len (_aaa )> 0{_fcba =append (_fcba ,byte (len (_aaa )-1));_fcba =append (_fcba ,_aaa ...);}else if _gce > 0{_fcba =append (_fcba ,byte (257-_gce ),_aebf );
};_fcba =append (_fcba ,128);return _fcba ,nil ;};func (_aaac *PdfParser )parseObject ()(PdfObject ,error ){_bbb .Log .Trace ("\u0052e\u0061d\u0020\u0064\u0069\u0072\u0065c\u0074\u0020o\u0062\u006a\u0065\u0063\u0074");_aaac .skipSpaces ();for {_egeg ,_ebeg :=_aaac ._eccg .Peek (2);
if _ebeg !=nil {if _ebeg !=_gbb .EOF ||len (_egeg )==0{return nil ,_ebeg ;};if len (_egeg )==1{_egeg =append (_egeg ,' ');};};_bbb .Log .Trace ("\u0050e\u0065k\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u003a\u0020\u0025\u0073",string (_egeg ));if _egeg [0]=='/'{_fedg ,_gddeb :=_aaac .parseName ();
_bbb .Log .Trace ("\u002d\u003e\u004ea\u006d\u0065\u003a\u0020\u0027\u0025\u0073\u0027",_fedg );return &_fedg ,_gddeb ;}else if _egeg [0]=='('{_bbb .Log .Trace ("\u002d>\u0053\u0074\u0072\u0069\u006e\u0067!");_gcef ,_aeage :=_aaac .parseString ();return _gcef ,_aeage ;
}else if _egeg [0]=='['{_bbb .Log .Trace ("\u002d\u003e\u0041\u0072\u0072\u0061\u0079\u0021");_cbdg ,_bdba :=_aaac .parseArray ();return _cbdg ,_bdba ;}else if (_egeg [0]=='<')&&(_egeg [1]=='<'){_bbb .Log .Trace ("\u002d>\u0044\u0069\u0063\u0074\u0021");
_gaade ,_bbfb :=_aaac .ParseDict ();return _gaade ,_bbfb ;}else if _egeg [0]=='<'{_bbb .Log .Trace ("\u002d\u003e\u0048\u0065\u0078\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u0021");_bgaab ,_fdeea :=_aaac .parseHexString ();return _bgaab ,_fdeea ;}else if _egeg [0]=='%'{_aaac .readComment ();
_aaac .skipSpaces ();}else {_bbb .Log .Trace ("\u002d\u003eN\u0075\u006d\u0062e\u0072\u0020\u006f\u0072\u0020\u0072\u0065\u0066\u003f");_egeg ,_ =_aaac ._eccg .Peek (15);_aeg :=string (_egeg );_bbb .Log .Trace ("\u0050\u0065\u0065k\u0020\u0073\u0074\u0072\u003a\u0020\u0025\u0073",_aeg );
if (len (_aeg )> 3)&&(_aeg [:4]=="\u006e\u0075\u006c\u006c"){_bdbg ,_gecfa :=_aaac .parseNull ();return &_bdbg ,_gecfa ;}else if (len (_aeg )> 4)&&(_aeg [:5]=="\u0066\u0061\u006cs\u0065"){_bgea ,_egdd :=_aaac .parseBool ();return &_bgea ,_egdd ;}else if (len (_aeg )> 3)&&(_aeg [:4]=="\u0074\u0072\u0075\u0065"){_degg ,_bbaf :=_aaac .parseBool ();
return &_degg ,_bbaf ;};_cdfd :=_dage .FindStringSubmatch (_aeg );if len (_cdfd )> 1{_egeg ,_ =_aaac ._eccg .ReadBytes ('R');_bbb .Log .Trace ("\u002d\u003e\u0020\u0021\u0052\u0065\u0066\u003a\u0020\u0027\u0025\u0073\u0027",string (_egeg [:]));_fcae ,_febb :=_dgdf (string (_egeg ));
_fcae ._eddeb =_aaac ;return &_fcae ,_febb ;};_cfdb :=_afdf .FindStringSubmatch (_aeg );if len (_cfdb )> 1{_bbb .Log .Trace ("\u002d\u003e\u0020\u004e\u0075\u006d\u0062\u0065\u0072\u0021");_ecddf ,_ffdcb :=_aaac .parseNumber ();return _ecddf ,_ffdcb ;};
_cfdb =_ccce .FindStringSubmatch (_aeg );if len (_cfdb )> 1{_bbb .Log .Trace ("\u002d\u003e\u0020\u0045xp\u006f\u006e\u0065\u006e\u0074\u0069\u0061\u006c\u0020\u004e\u0075\u006d\u0062\u0065r\u0021");_bbb .Log .Trace ("\u0025\u0020\u0073",_cfdb );_eecf ,_fcfe :=_aaac .parseNumber ();
return _eecf ,_fcfe ;};_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020U\u006e\u006b\u006e\u006f\u0077n\u0020(\u0070e\u0065\u006b\u0020\u0022\u0025\u0073\u0022)",_aeg );return nil ,_e .New ("\u006f\u0062\u006a\u0065\u0063t\u0020\u0070\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u0065\u0072\u0072\u006fr\u0020\u002d\u0020\u0075\u006e\u0065\u0078\u0070\u0065\u0063\u0074\u0065\u0064\u0020\u0070\u0061\u0074\u0074\u0065\u0072\u006e");
};};};

// NewParser creates a new parser for a PDF file via ReadSeeker. Loads the cross reference stream and trailer.
// An error is returned on failure.
func NewParser (rs _gbb .ReadSeeker )(*PdfParser ,error ){_ggff :=&PdfParser {_ddeg :rs ,ObjCache :make (objectCache ),_faaa :map[int64 ]bool {},_ggea :make ([]int64 ,0),_cbbe :make (map[*PdfParser ]*PdfParser )};_gfb ,_faec ,_ccge :=_ggff .parsePdfVersion ();
if _ccge !=nil {_bbb .Log .Error ("U\u006e\u0061\u0062\u006c\u0065\u0020t\u006f\u0020\u0070\u0061\u0072\u0073\u0065\u0020\u0076e\u0072\u0073\u0069o\u006e:\u0020\u0025\u0076",_ccge );return nil ,_ccge ;};_ggff ._ecdb .Major =_gfb ;_ggff ._ecdb .Minor =_faec ;
if _ggff ._bgcc ,_ccge =_ggff .loadXrefs ();_ccge !=nil {_bbb .Log .Debug ("\u0045\u0052RO\u0052\u003a\u0020F\u0061\u0069\u006c\u0065d t\u006f l\u006f\u0061\u0064\u0020\u0078\u0072\u0065f \u0074\u0061\u0062\u006c\u0065\u0021\u0020%\u0073",_ccge );return nil ,_ccge ;
};_bbb .Log .Trace ("T\u0072\u0061\u0069\u006c\u0065\u0072\u003a\u0020\u0025\u0073",_ggff ._bgcc );_defd ,_ccge :=_ggff .parseLinearizedDictionary ();if _ccge !=nil {return nil ,_ccge ;};if _defd !=nil {_ggff ._acfc ,_ccge =_ggff .checkLinearizedInformation (_defd );
if _ccge !=nil {return nil ,_ccge ;};};if len (_ggff ._bccd .ObjectMap )==0{return nil ,_gd .Errorf ("\u0065\u006d\u0070\u0074\u0079\u0020\u0058\u0052\u0045\u0046\u0020t\u0061\u0062\u006c\u0065\u0020\u002d\u0020\u0049\u006e\u0076a\u006c\u0069\u0064");};
_ggff ._gadb =len (_ggff ._ggea );if _ggff ._acfc &&_ggff ._gadb !=0{_ggff ._gadb --;};_ggff ._gaea =make ([]*PdfParser ,_ggff ._gadb );return _ggff ,nil ;};

// XrefTable represents the cross references in a PDF, i.e. the table of objects and information
// where to access within the PDF file.
type XrefTable struct{ObjectMap map[int ]XrefObject ;_ce []XrefObject ;};

// JBIG2Image is the image structure used by the jbig2 encoder. Its Data must be in a
// 1 bit per component and 1 component per pixel (1bpp). In order to create binary image
// use GoImageToJBIG2 function. If the image data contains the row bytes padding set the HasPadding to true.
type JBIG2Image struct{

// Width and Height defines the image boundaries.
Width ,Height int ;

// Data is the byte slice data for the input image
Data []byte ;

// HasPadding is the attribute that defines if the last byte of the data in the row contains
// 0 bits padding.
HasPadding bool ;};

// DrawableImage is same as golang image/draw's Image interface that allow drawing images.
type DrawableImage interface{ColorModel ()_f .Model ;Bounds ()_ef .Rectangle ;At (_cbec ,_dcae int )_f .Color ;Set (_ega ,_cgabg int ,_ebda _f .Color );};

// MakeFloat creates an PdfObjectFloat from a float64.
func MakeFloat (val float64 )*PdfObjectFloat {_deca :=PdfObjectFloat (val );return &_deca };func _feef (_dagdd PdfObject ,_gedfd int ,_bcede map[PdfObject ]struct{})error {_bbb .Log .Trace ("\u0054\u0072\u0061\u0076\u0065\u0072s\u0065\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0064\u0061\u0074\u0061 \u0028\u0064\u0065\u0070\u0074\u0068\u0020=\u0020\u0025\u0064\u0029",_gedfd );
if _ ,_dbad :=_bcede [_dagdd ];_dbad {_bbb .Log .Trace ("-\u0041\u006c\u0072\u0065ad\u0079 \u0074\u0072\u0061\u0076\u0065r\u0073\u0065\u0064\u002e\u002e\u002e");return nil ;};_bcede [_dagdd ]=struct{}{};switch _bcbb :=_dagdd .(type ){case *PdfIndirectObject :_agfb :=_bcbb ;
_bbb .Log .Trace ("\u0069\u006f\u003a\u0020\u0025\u0073",_agfb );_bbb .Log .Trace ("\u002d\u0020\u0025\u0073",_agfb .PdfObject );return _feef (_agfb .PdfObject ,_gedfd +1,_bcede );case *PdfObjectStream :_bfbc :=_bcbb ;return _feef (_bfbc .PdfObjectDictionary ,_gedfd +1,_bcede );
case *PdfObjectDictionary :_egbee :=_bcbb ;_bbb .Log .Trace ("\u002d\u0020\u0064\u0069\u0063\u0074\u003a\u0020\u0025\u0073",_egbee );for _ ,_eabc :=range _egbee .Keys (){_dddfa :=_egbee .Get (_eabc );if _abbe ,_gaga :=_dddfa .(*PdfObjectReference );_gaga {_dfdd :=_abbe .Resolve ();
_egbee .Set (_eabc ,_dfdd );_ggac :=_feef (_dfdd ,_gedfd +1,_bcede );if _ggac !=nil {return _ggac ;};}else {_adag :=_feef (_dddfa ,_gedfd +1,_bcede );if _adag !=nil {return _adag ;};};};return nil ;case *PdfObjectArray :_gdba :=_bcbb ;_bbb .Log .Trace ("-\u0020\u0061\u0072\u0072\u0061\u0079\u003a\u0020\u0025\u0073",_gdba );
for _egbec ,_fafce :=range _gdba .Elements (){if _dcbg ,_fdagf :=_fafce .(*PdfObjectReference );_fdagf {_gaacd :=_dcbg .Resolve ();_gdba .Set (_egbec ,_gaacd );_degef :=_feef (_gaacd ,_gedfd +1,_bcede );if _degef !=nil {return _degef ;};}else {_feabf :=_feef (_fafce ,_gedfd +1,_bcede );
if _feabf !=nil {return _feabf ;};};};return nil ;case *PdfObjectReference :_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u003a\u0020T\u0072\u0061\u0063\u0069\u006e\u0067\u0020\u0061\u0020r\u0065\u0066\u0065r\u0065n\u0063\u0065\u0021");return _e .New ("\u0065r\u0072\u006f\u0072\u0020t\u0072\u0061\u0063\u0069\u006eg\u0020a\u0020r\u0065\u0066\u0065\u0072\u0065\u006e\u0063e");
};return nil ;};

// String returns a string describing `ind`.
func (_cgfec *PdfIndirectObject )String ()string {return _gd .Sprintf ("\u0049\u004f\u0062\u006a\u0065\u0063\u0074\u003a\u0025\u0064",(*_cgfec ).ObjectNumber );};

// CCITTFaxEncoder implements Group3 and Group4 facsimile (fax) encoder/decoder.
type CCITTFaxEncoder struct{K int ;EndOfLine bool ;EncodedByteAlign bool ;Columns int ;Rows int ;EndOfBlock bool ;BlackIs1 bool ;DamagedRowsBeforeError int ;};

// ParserMetadata gets the pdf parser metadata.
func (_cada *PdfParser )ParserMetadata ()(ParserMetadata ,error ){if !_cada ._eedcf {return ParserMetadata {},_gd .Errorf ("\u0070\u0061\u0072\u0073\u0065r\u0020\u0077\u0061\u0073\u0020\u006e\u006f\u0074\u0020\u006d\u0061\u0072\u006be\u0064\u0020\u0066\u006f\u0072\u0020\u0067\u0065\u0074\u0074\u0069\u006e\u0067\u0020\u0064\u0065\u0074\u0061\u0069\u006c\u0065\u0064\u0020\u006d\u0065\u0074\u0061\u0064\u0061\u0074a");
};return _cada ._facd ,nil ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_gede *FlateEncoder )MakeDecodeParams ()PdfObject {if _gede .Predictor > 1{_gaad :=MakeDict ();_gaad .Set ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr",MakeInteger (int64 (_gede .Predictor )));if _gede .BitsPerComponent !=8{_gaad .Set ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074",MakeInteger (int64 (_gede .BitsPerComponent )));
};if _gede .Columns !=1{_gaad .Set ("\u0043o\u006c\u0075\u006d\u006e\u0073",MakeInteger (int64 (_gede .Columns )));};if _gede .Colors !=1{_gaad .Set ("\u0043\u006f\u006c\u006f\u0072\u0073",MakeInteger (int64 (_gede .Colors )));};return _gaad ;};return nil ;
};

// DecodeImages decodes the page images from the jbig2 'encoded' data input.
// The jbig2 document may contain multiple pages, thus the function can return multiple
// images. The images order corresponds to the page number.
func (_ccb *JBIG2Encoder )DecodeImages (encoded []byte )([]_ef .Image ,error ){const _egad ="\u004aB\u0049\u0047\u0032\u0045n\u0063\u006f\u0064\u0065\u0072.\u0044e\u0063o\u0064\u0065\u0049\u006d\u0061\u0067\u0065s";_fcaa ,_bacga :=_a .Decode (encoded ,_a .Parameters {},_ccb .Globals .ToDocumentGlobals ());
if _bacga !=nil {return nil ,_cb .Wrap (_bacga ,_egad ,"");};_cbge ,_bacga :=_fcaa .PageNumber ();if _bacga !=nil {return nil ,_cb .Wrap (_bacga ,_egad ,"");};_ddff :=[]_ef .Image {};var _gecf _ef .Image ;for _bde :=1;_bde <=_cbge ;_bde ++{_gecf ,_bacga =_fcaa .DecodePageImage (_bde );
if _bacga !=nil {return nil ,_cb .Wrapf (_bacga ,_egad ,"\u0070\u0061\u0067\u0065\u003a\u0020\u0027\u0025\u0064\u0027",_bde );};_ddff =append (_ddff ,_gecf );};return _ddff ,nil ;};

// AddPageImage adds the page with the image 'img' to the encoder context in order to encode it jbig2 document.
// The 'settings' defines what encoding type should be used by the encoder.
func (_becg *JBIG2Encoder )AddPageImage (img *JBIG2Image ,settings *JBIG2EncoderSettings )(_defa error ){const _becb ="\u004a\u0042\u0049\u0047\u0032\u0044\u006f\u0063\u0075\u006d\u0065n\u0074\u002e\u0041\u0064\u0064\u0050\u0061\u0067\u0065\u0049m\u0061\u0067\u0065";
if _becg ==nil {return _cb .Error (_becb ,"J\u0042I\u0047\u0032\u0044\u006f\u0063\u0075\u006d\u0065n\u0074\u0020\u0069\u0073 n\u0069\u006c");};if settings ==nil {settings =&_becg .DefaultPageSettings ;};if _becg ._bdcf ==nil {_becg ._bdcf =_fg .InitEncodeDocument (settings .FileMode );
};if _defa =settings .Validate ();_defa !=nil {return _cb .Wrap (_defa ,_becb ,"");};_dgbc ,_defa :=img .toBitmap ();if _defa !=nil {return _cb .Wrap (_defa ,_becb ,"");};switch settings .Compression {case JB2Generic :if _defa =_becg ._bdcf .AddGenericPage (_dgbc ,settings .DuplicatedLinesRemoval );
_defa !=nil {return _cb .Wrap (_defa ,_becb ,"");};case JB2SymbolCorrelation :return _cb .Error (_becb ,"s\u0079\u006d\u0062\u006f\u006c\u0020\u0063\u006f\u0072r\u0065\u006c\u0061\u0074\u0069\u006f\u006e e\u006e\u0063\u006f\u0064i\u006e\u0067\u0020\u006e\u006f\u0074\u0020\u0069\u006dpl\u0065\u006de\u006e\u0074\u0065\u0064\u0020\u0079\u0065\u0074");
case JB2SymbolRankHaus :return _cb .Error (_becb ,"\u0073y\u006d\u0062o\u006c\u0020\u0072a\u006e\u006b\u0020\u0068\u0061\u0075\u0073 \u0065\u006e\u0063\u006f\u0064\u0069n\u0067\u0020\u006e\u006f\u0074\u0020\u0069\u006d\u0070\u006c\u0065m\u0065\u006e\u0074\u0065\u0064\u0020\u0079\u0065\u0074");
default:return _cb .Error (_becb ,"\u0070\u0072\u006f\u0076i\u0064\u0065\u0064\u0020\u0069\u006e\u0076\u0061\u006c\u0069d\u0020c\u006f\u006d\u0070\u0072\u0065\u0073\u0073i\u006f\u006e");};return nil ;};func _ggaaa (_bfcfb *PdfObjectStream ,_bafb *PdfObjectDictionary )(*FlateEncoder ,error ){_gfa :=NewFlateEncoder ();
_cedf :=_bfcfb .PdfObjectDictionary ;if _cedf ==nil {return _gfa ,nil ;};_gfa ._dccb =_gceb (_cedf );if _bafb ==nil {_egf :=TraceToDirectObject (_cedf .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));switch _cda :=_egf .(type ){case *PdfObjectArray :if _cda .Len ()!=1{_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072:\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073\u0020a\u0072\u0072\u0061\u0079\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0021\u003d\u0020\u0031\u0020\u0028\u0025\u0064\u0029",_cda .Len ());
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};if _bgf ,_bbfa :=GetDict (_cda .Get (0));_bbfa {_bafb =_bgf ;};case *PdfObjectDictionary :_bafb =_cda ;case *PdfObjectNull ,nil :default:_bbb .Log .Debug ("E\u0072\u0072\u006f\u0072\u003a\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073\u0020n\u006f\u0074\u0020\u0061\u0020\u0064\u0069\u0063\u0074\u0069on\u0061\u0072\u0079 \u0028%\u0054\u0029",_egf );
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _bafb ==nil {return _gfa ,nil ;};_bbb .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_bafb .String ());
_abbf :=_bafb .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr");if _abbf ==nil {_bbb .Log .Debug ("E\u0072\u0072o\u0072\u003a\u0020\u0050\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u006d\u0069\u0073\u0073\u0069\u006e\u0067 \u0066\u0072\u006f\u006d\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073 \u002d\u0020\u0043\u006f\u006e\u0074\u0069\u006e\u0075\u0065\u0020\u0077\u0069t\u0068\u0020\u0064\u0065\u0066\u0061\u0075\u006c\u0074\u0020\u00281\u0029");
}else {_fddd ,_aff :=_abbf .(*PdfObjectInteger );if !_aff {_bbb .Log .Debug ("E\u0072\u0072\u006f\u0072\u003a\u0020\u0050\u0072\u0065d\u0069\u0063\u0074\u006f\u0072\u0020\u0073pe\u0063\u0069\u0066\u0069e\u0064\u0020\u0062\u0075\u0074\u0020\u006e\u006f\u0074 n\u0075\u006de\u0072\u0069\u0063\u0020\u0028\u0025\u0054\u0029",_abbf );
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0050\u0072\u0065\u0064i\u0063\u0074\u006f\u0072");};_gfa .Predictor =int (*_fddd );};_abbf =_bafb .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
if _abbf !=nil {_dggde ,_affe :=_abbf .(*PdfObjectInteger );if !_affe {_bbb .Log .Debug ("\u0045\u0052\u0052O\u0052\u003a\u0020\u0049n\u0076\u0061\u006c\u0069\u0064\u0020\u0042i\u0074\u0073\u0050\u0065\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
return nil ,_gd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050e\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");};_gfa .BitsPerComponent =int (*_dggde );};if _gfa .Predictor > 1{_gfa .Columns =1;_abbf =_bafb .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073");
if _abbf !=nil {_bbda ,_fag :=_abbf .(*PdfObjectInteger );if !_fag {return nil ,_gd .Errorf ("\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u0063\u006f\u006cu\u006d\u006e\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064");};_gfa .Columns =int (*_bbda );
};_gfa .Colors =1;_abbf =_bafb .Get ("\u0043\u006f\u006c\u006f\u0072\u0073");if _abbf !=nil {_effg ,_dbeaf :=_abbf .(*PdfObjectInteger );if !_dbeaf {return nil ,_gd .Errorf ("\u0070\u0072\u0065d\u0069\u0063\u0074\u006fr\u0020\u0063\u006f\u006c\u006f\u0072\u0073 \u006e\u006f\u0074\u0020\u0061\u006e\u0020\u0069\u006e\u0074\u0065\u0067\u0065\u0072");
};_gfa .Colors =int (*_effg );};};return _gfa ,nil ;};

// Get returns the PdfObject corresponding to the specified key.
// Returns a nil value if the key is not set.
func (_agdc *PdfObjectDictionary )Get (key PdfObjectName )PdfObject {_agdc ._fdba .Lock ();defer _agdc ._fdba .Unlock ();_gfdf ,_abfa :=_agdc ._bdaf [key ];if !_abfa {return nil ;};return _gfdf ;};

// PdfVersion returns version of the PDF file.
func (_dedb *PdfParser )PdfVersion ()Version {return _dedb ._ecdb };func _eae (_gge *_cbe .StdEncryptDict ,_ebd *PdfObjectDictionary ){_ebd .Set ("\u0052",MakeInteger (int64 (_gge .R )));_ebd .Set ("\u0050",MakeInteger (int64 (_gge .P )));_ebd .Set ("\u004f",MakeStringFromBytes (_gge .O ));
_ebd .Set ("\u0055",MakeStringFromBytes (_gge .U ));if _gge .R >=5{_ebd .Set ("\u004f\u0045",MakeStringFromBytes (_gge .OE ));_ebd .Set ("\u0055\u0045",MakeStringFromBytes (_gge .UE ));_ebd .Set ("\u0045n\u0063r\u0079\u0070\u0074\u004d\u0065\u0074\u0061\u0064\u0061\u0074\u0061",MakeBool (_gge .EncryptMetadata ));
if _gge .R > 5{_ebd .Set ("\u0050\u0065\u0072m\u0073",MakeStringFromBytes (_gge .Perms ));};};};

// String returns a string describing `streams`.
func (_cdgfg *PdfObjectStreams )String ()string {return _gd .Sprintf ("\u004f\u0062j\u0065\u0063\u0074 \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0025\u0064",_cdgfg .ObjectNumber );};

// GetFilterName returns the name of the encoding filter.
func (_acge *LZWEncoder )GetFilterName ()string {return StreamEncodingFilterNameLZW };

// WriteString outputs the object as it is to be written to file.
func (_decfe *PdfObjectStream )WriteString ()string {var _ddc _bb .Builder ;_ddc .WriteString (_ge .FormatInt (_decfe .ObjectNumber ,10));_ddc .WriteString ("\u0020\u0030\u0020\u0052");return _ddc .String ();};func _eabb (_dceaa _gbb .ReadSeeker ,_gefa int64 )(*offsetReader ,error ){_eeadb :=&offsetReader {_gecea :_dceaa ,_ffcdg :_gefa };
_ ,_gfdc :=_eeadb .Seek (0,_gbb .SeekStart );return _eeadb ,_gfdc ;};

// CheckAccessRights checks access rights and permissions for a specified password. If either user/owner password is
// specified, full rights are granted, otherwise the access rights are specified by the Permissions flag.
//
// The bool flag indicates that the user can access and view the file.
// The AccessPermissions shows what access the user has for editing etc.
// An error is returned if there was a problem performing the authentication.
func (_afdca *PdfParser )CheckAccessRights (password []byte )(bool ,_cbe .Permissions ,error ){if _afdca ._gdgg ==nil {return true ,_cbe .PermOwner ,nil ;};return _afdca ._gdgg .checkAccessRights (password );};

// Decrypt an object with specified key. For numbered objects,
// the key argument is not used and a new one is generated based
// on the object and generation number.
// Traverses through all the subobjects (recursive).
//
// Does not look up references..  That should be done prior to calling.
func (_bggf *PdfCrypt )Decrypt (obj PdfObject ,parentObjNum ,parentGenNum int64 )error {if _bggf .isDecrypted (obj ){return nil ;};switch _aaeg :=obj .(type ){case *PdfIndirectObject :_bggf ._ccdd [_aaeg ]=true ;_bbb .Log .Trace ("\u0044\u0065\u0063\u0072\u0079\u0070\u0074\u0069\u006e\u0067 \u0069\u006e\u0064\u0069\u0072\u0065\u0063t\u0020\u0025\u0064\u0020\u0025\u0064\u0020\u006f\u0062\u006a\u0021",_aaeg .ObjectNumber ,_aaeg .GenerationNumber );
_cge :=_aaeg .ObjectNumber ;_dec :=_aaeg .GenerationNumber ;_fbg :=_bggf .Decrypt (_aaeg .PdfObject ,_cge ,_dec );if _fbg !=nil {return _fbg ;};return nil ;case *PdfObjectStream :_bggf ._ccdd [_aaeg ]=true ;_bfc :=_aaeg .PdfObjectDictionary ;if _bggf ._bggd .R !=5{if _abb ,_eega :=_bfc .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_eega &&*_abb =="\u0058\u0052\u0065\u0066"{return nil ;};};_fbac :=_aaeg .ObjectNumber ;_ebdg :=_aaeg .GenerationNumber ;_bbb .Log .Trace ("\u0044e\u0063\u0072\u0079\u0070t\u0069\u006e\u0067\u0020\u0073t\u0072e\u0061m\u0020\u0025\u0064\u0020\u0025\u0064\u0020!",_fbac ,_ebdg );
_fbc :=_bfed ;if _bggf ._acd .V >=4{_fbc =_bggf ._gec ;_bbb .Log .Trace ("\u0074\u0068\u0069\u0073.s\u0074\u0072\u0065\u0061\u006d\u0046\u0069\u006c\u0074\u0065\u0072\u0020\u003d\u0020%\u0073",_bggf ._gec );if _fega ,_bfcf :=_bfc .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectArray );
_bfcf {if _dfb ,_ffcd :=GetName (_fega .Get (0));_ffcd {if *_dfb =="\u0043\u0072\u0079p\u0074"{_fbc ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _eeec ,_bba :=_bfc .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073").(*PdfObjectDictionary );
_bba {if _gbbb ,_dcfg :=_eeec .Get ("\u004e\u0061\u006d\u0065").(*PdfObjectName );_dcfg {if _ ,_aea :=_bggf ._gae [string (*_gbbb )];_aea {_bbb .Log .Trace ("\u0055\u0073\u0069\u006eg \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020%\u0073",*_gbbb );
_fbc =string (*_gbbb );};};};};};};_bbb .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_fbc );if _fbc =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};};_fdde :=_bggf .Decrypt (_bfc ,_fbac ,_ebdg );
if _fdde !=nil {return _fdde ;};_dfgc ,_fdde :=_bggf .makeKey (_fbc ,uint32 (_fbac ),uint32 (_ebdg ),_bggf ._dbe );if _fdde !=nil {return _fdde ;};_aaeg .Stream ,_fdde =_bggf .decryptBytes (_aaeg .Stream ,_fbc ,_dfgc );if _fdde !=nil {return _fdde ;};_bfc .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_aaeg .Stream ))));
return nil ;case *PdfObjectString :_bbb .Log .Trace ("\u0044e\u0063r\u0079\u0070\u0074\u0069\u006eg\u0020\u0073t\u0072\u0069\u006e\u0067\u0021");_ddfg :=_bfed ;if _bggf ._acd .V >=4{_bbb .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_bggf ._gbaf );
if _bggf ._gbaf =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};_ddfg =_bggf ._gbaf ;};_aab ,_gddf :=_bggf .makeKey (_ddfg ,uint32 (parentObjNum ),uint32 (parentGenNum ),_bggf ._dbe );if _gddf !=nil {return _gddf ;};_bbg :=_aaeg .Str ();
_afe :=make ([]byte ,len (_bbg ));for _edfd :=0;_edfd < len (_bbg );_edfd ++{_afe [_edfd ]=_bbg [_edfd ];};if len (_afe )> 0{_bbb .Log .Trace ("\u0044e\u0063\u0072\u0079\u0070\u0074\u0020\u0073\u0074\u0072\u0069\u006eg\u003a\u0020\u0025\u0073\u0020\u003a\u0020\u0025\u0020\u0078",_afe ,_afe );
_afe ,_gddf =_bggf .decryptBytes (_afe ,_ddfg ,_aab );if _gddf !=nil {return _gddf ;};};_aaeg ._fagfd =string (_afe );return nil ;case *PdfObjectArray :for _ ,_dggd :=range _aaeg .Elements (){_caf :=_bggf .Decrypt (_dggd ,parentObjNum ,parentGenNum );if _caf !=nil {return _caf ;
};};return nil ;case *PdfObjectDictionary :_fgf :=false ;if _ebgd :=_aaeg .Get ("\u0054\u0079\u0070\u0065");_ebgd !=nil {_afa ,_eadg :=_ebgd .(*PdfObjectName );if _eadg &&*_afa =="\u0053\u0069\u0067"{_fgf =true ;};};for _ ,_ebb :=range _aaeg .Keys (){_aeae :=_aaeg .Get (_ebb );
if _fgf &&string (_ebb )=="\u0043\u006f\u006e\u0074\u0065\u006e\u0074\u0073"{continue ;};if string (_ebb )!="\u0050\u0061\u0072\u0065\u006e\u0074"&&string (_ebb )!="\u0050\u0072\u0065\u0076"&&string (_ebb )!="\u004c\u0061\u0073\u0074"{_gedb :=_bggf .Decrypt (_aeae ,parentObjNum ,parentGenNum );
if _gedb !=nil {return _gedb ;};};};return nil ;};return nil ;};

// RegisterCustomStreamEncoder register a custom encoder handler for certain filter.
func RegisterCustomStreamEncoder (filterName string ,customStreamEncoder StreamEncoder ){_ffegd .Store (filterName ,customStreamEncoder );};func (_gbad *PdfParser )seekPdfVersionTopDown ()(int ,int ,error ){_gbad ._ddeg .Seek (0,_gbb .SeekStart );_gbad ._eccg =_da .NewReader (_gbad ._ddeg );
_edcca :=20;_cgag :=make ([]byte ,_edcca );for {_deced ,_cceg :=_gbad ._eccg .ReadByte ();if _cceg !=nil {if _cceg ==_gbb .EOF {break ;}else {return 0,0,_cceg ;};};if IsDecimalDigit (_deced )&&_cgag [_edcca -1]=='.'&&IsDecimalDigit (_cgag [_edcca -2])&&_cgag [_edcca -3]=='-'&&_cgag [_edcca -4]=='F'&&_cgag [_edcca -5]=='D'&&_cgag [_edcca -6]=='P'{_bggg :=int (_cgag [_edcca -2]-'0');
_agce :=int (_deced -'0');return _bggg ,_agce ,nil ;};_cgag =append (_cgag [1:_edcca ],_deced );};return 0,0,_e .New ("\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");};func (_cdcg *PdfParser )checkLinearizedInformation (_edda *PdfObjectDictionary )(bool ,error ){var _ceaa error ;
_cdcg ._gfg ,_ceaa =GetNumberAsInt64 (_edda .Get ("\u004c"));if _ceaa !=nil {return false ,_ceaa ;};_ceaa =_cdcg .seekToEOFMarker (_cdcg ._gfg );switch _ceaa {case nil :return true ,nil ;case _ddgb :return false ,nil ;default:return false ,_ceaa ;};};

// Clear resets the dictionary to an empty state.
func (_fdfd *PdfObjectDictionary )Clear (){_fdfd ._bccf =[]PdfObjectName {};_fdfd ._bdaf =map[PdfObjectName ]PdfObject {};_fdfd ._fdba =&_ee .Mutex {};};func (_ggdg *PdfObjectDictionary )setWithLock (_ebec PdfObjectName ,_fafg PdfObject ,_dgcca bool ){if _dgcca {_ggdg ._fdba .Lock ();
defer _ggdg ._fdba .Unlock ();};_ ,_eabdf :=_ggdg ._bdaf [_ebec ];if !_eabdf {_ggdg ._bccf =append (_ggdg ._bccf ,_ebec );};_ggdg ._bdaf [_ebec ]=_fafg ;};func _fegbd (_dda *PdfObjectStream )(*MultiEncoder ,error ){_geec :=NewMultiEncoder ();_adgcd :=_dda .PdfObjectDictionary ;
if _adgcd ==nil {return _geec ,nil ;};var _cfac *PdfObjectDictionary ;var _gbdb []PdfObject ;_gdae :=_adgcd .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");if _gdae !=nil {_baaa ,_gbfd :=_gdae .(*PdfObjectDictionary );if _gbfd {_cfac =_baaa ;
};_ddba ,_ggbe :=_gdae .(*PdfObjectArray );if _ggbe {for _ ,_geca :=range _ddba .Elements (){_geca =TraceToDirectObject (_geca );if _fbgd ,_cbff :=_geca .(*PdfObjectDictionary );_cbff {_gbdb =append (_gbdb ,_fbgd );}else {_gbdb =append (_gbdb ,MakeDict ());
};};};};_gdae =_adgcd .Get ("\u0046\u0069\u006c\u0074\u0065\u0072");if _gdae ==nil {return nil ,_gd .Errorf ("\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u006d\u0069s\u0073\u0069\u006e\u0067");};_fcca ,_aaeba :=_gdae .(*PdfObjectArray );if !_aaeba {return nil ,_gd .Errorf ("m\u0075\u006c\u0074\u0069\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u0063\u0061\u006e\u0020\u006f\u006el\u0079\u0020\u0062\u0065\u0020\u006d\u0061\u0064\u0065\u0020fr\u006f\u006d\u0020a\u0072r\u0061\u0079");
};for _fcfaf ,_dede :=range _fcca .Elements (){_geag ,_gabg :=_dede .(*PdfObjectName );if !_gabg {return nil ,_gd .Errorf ("\u006d\u0075l\u0074\u0069\u0020\u0066i\u006c\u0074e\u0072\u0020\u0061\u0072\u0072\u0061\u0079\u0020e\u006c\u0065\u006d\u0065\u006e\u0074\u0020\u006e\u006f\u0074\u0020\u0061 \u006e\u0061\u006d\u0065");
};var _baaaa PdfObject ;if _cfac !=nil {_baaaa =_cfac ;}else {if len (_gbdb )> 0{if _fcfaf >=len (_gbdb ){return nil ,_gd .Errorf ("\u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0020\u0065\u006c\u0065\u006d\u0065n\u0074\u0073\u0020\u0069\u006e\u0020d\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006d\u0073\u0020a\u0072\u0072\u0061\u0079");
};_baaaa =_gbdb [_fcfaf ];};};var _dddg *PdfObjectDictionary ;if _ecee ,_edae :=_baaaa .(*PdfObjectDictionary );_edae {_dddg =_ecee ;};_bbb .Log .Trace ("\u004e\u0065\u0078t \u006e\u0061\u006d\u0065\u003a\u0020\u0025\u0073\u002c \u0064p\u003a \u0025v\u002c\u0020\u0064\u0050\u0061\u0072\u0061\u006d\u0073\u003a\u0020\u0025\u0076",*_geag ,_baaaa ,_dddg );
if *_geag ==StreamEncodingFilterNameFlate {_faba ,_cacd :=_ggaaa (_dda ,_dddg );if _cacd !=nil {return nil ,_cacd ;};_geec .AddEncoder (_faba );}else if *_geag ==StreamEncodingFilterNameLZW {_ebeb ,_fdagg :=_cbf (_dda ,_dddg );if _fdagg !=nil {return nil ,_fdagg ;
};_geec .AddEncoder (_ebeb );}else if *_geag ==StreamEncodingFilterNameASCIIHex {_faeec :=NewASCIIHexEncoder ();_geec .AddEncoder (_faeec );}else if *_geag ==StreamEncodingFilterNameASCII85 {_bcee :=NewASCII85Encoder ();_geec .AddEncoder (_bcee );}else if *_geag ==StreamEncodingFilterNameDCT {_eead ,_gead :=_dfcb (_dda ,_geec );
if _gead !=nil {return nil ,_gead ;};_geec .AddEncoder (_eead );_bbb .Log .Trace ("A\u0064d\u0065\u0064\u0020\u0044\u0043\u0054\u0020\u0065n\u0063\u006f\u0064\u0065r.\u002e\u002e");_bbb .Log .Trace ("\u004du\u006ct\u0069\u0020\u0065\u006e\u0063o\u0064\u0065r\u003a\u0020\u0025\u0023\u0076",_geec );
}else if *_geag ==StreamEncodingFilterNameCCITTFax {_ffbf ,_gbg :=_eed (_dda ,_dddg );if _gbg !=nil {return nil ,_gbg ;};_geec .AddEncoder (_ffbf );}else {_bbb .Log .Error ("U\u006e\u0073\u0075\u0070po\u0072t\u0065\u0064\u0020\u0066\u0069l\u0074\u0065\u0072\u0020\u0025\u0073",*_geag );
return nil ,_gd .Errorf ("\u0069\u006eva\u006c\u0069\u0064 \u0066\u0069\u006c\u0074er \u0069n \u006d\u0075\u006c\u0074\u0069\u0020\u0066il\u0074\u0065\u0072\u0020\u0061\u0072\u0072a\u0079");};};return _geec ,nil ;};

// HasOddLengthHexStrings checks if the document has odd length hexadecimal strings.
func (_fedee ParserMetadata )HasOddLengthHexStrings ()bool {return _fedee ._agbc };

// ToIntegerArray returns a slice of all array elements as an int slice. An error is returned if the
// array non-integer objects. Each element can only be PdfObjectInteger.
func (_bced *PdfObjectArray )ToIntegerArray ()([]int ,error ){var _aaacf []int ;for _ ,_egca :=range _bced .Elements (){if _gbbbf ,_cadea :=_egca .(*PdfObjectInteger );_cadea {_aaacf =append (_aaacf ,int (*_gbbbf ));}else {return nil ,ErrTypeError ;};};
return _aaacf ,nil ;};

// EncodeBytes DCT encodes the passed in slice of bytes.
func (_dcfgb *DCTEncoder )EncodeBytes (data []byte )([]byte ,error ){var _acec _ef .Image ;if _dcfgb .ColorComponents ==1&&_dcfgb .BitsPerComponent ==8{_acec =&_ef .Gray {Rect :_ef .Rect (0,0,_dcfgb .Width ,_dcfgb .Height ),Pix :data ,Stride :_ecg .BytesPerLine (_dcfgb .Width ,_dcfgb .BitsPerComponent ,_dcfgb .ColorComponents )};
}else {var _cdbc error ;_acec ,_cdbc =_ecg .NewImage (_dcfgb .Width ,_dcfgb .Height ,_dcfgb .BitsPerComponent ,_dcfgb .ColorComponents ,data ,nil ,nil );if _cdbc !=nil {return nil ,_cdbc ;};};_degd :=_fe .Options {};_degd .Quality =_dcfgb .Quality ;var _gcdeb _ece .Buffer ;
if _adcf :=_fe .Encode (&_gcdeb ,_acec ,&_degd );_adcf !=nil {return nil ,_adcf ;};return _gcdeb .Bytes (),nil ;};func _addc (_cccf ,_cfgde ,_cedge int )error {if _cfgde < 0||_cfgde > _cccf {return _e .New ("s\u006c\u0069\u0063\u0065\u0020\u0069n\u0064\u0065\u0078\u0020\u0061\u0020\u006f\u0075\u0074 \u006f\u0066\u0020b\u006fu\u006e\u0064\u0073");
};if _cedge < _cfgde {return _e .New ("\u0069n\u0076\u0061\u006c\u0069d\u0020\u0073\u006c\u0069\u0063e\u0020i\u006ed\u0065\u0078\u0020\u0062\u0020\u003c\u0020a");};if _cedge > _cccf {return _e .New ("s\u006c\u0069\u0063\u0065\u0020\u0069n\u0064\u0065\u0078\u0020\u0062\u0020\u006f\u0075\u0074 \u006f\u0066\u0020b\u006fu\u006e\u0064\u0073");
};return nil ;};

// MakeInteger creates a PdfObjectInteger from an int64.
func MakeInteger (val int64 )*PdfObjectInteger {_bbbea :=PdfObjectInteger (val );return &_bbbea };

// FlateEncoder represents Flate encoding.
type FlateEncoder struct{Predictor int ;BitsPerComponent int ;

// For predictors
Columns int ;Rows int ;Colors int ;_dccb *_ecg .ImageBase ;};

// GetAsFloat64Slice returns the array as []float64 slice.
// Returns an error if not entirely numeric (only PdfObjectIntegers, PdfObjectFloats).
func (_eaag *PdfObjectArray )GetAsFloat64Slice ()([]float64 ,error ){var _gfbg []float64 ;for _ ,_cage :=range _eaag .Elements (){_feeab ,_fgfa :=GetNumberAsFloat (TraceToDirectObject (_cage ));if _fgfa !=nil {return nil ,_gd .Errorf ("\u0061\u0072\u0072\u0061\u0079\u0020\u0065\u006c\u0065\u006d\u0065n\u0074\u0020\u006e\u006f\u0074\u0020\u0061\u0020\u006e\u0075m\u0062\u0065\u0072");
};_gfbg =append (_gfbg ,_feeab );};return _gfbg ,nil ;};func (_ggda *PdfParser )readComment ()(string ,error ){var _dgca _ece .Buffer ;_ ,_afbbe :=_ggda .skipSpaces ();if _afbbe !=nil {return _dgca .String (),_afbbe ;};_dagf :=true ;for {_eaeac ,_bfdfb :=_ggda ._eccg .Peek (1);
if _bfdfb !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_bfdfb .Error ());return _dgca .String (),_bfdfb ;};if _dagf &&_eaeac [0]!='%'{return _dgca .String (),_e .New ("c\u006f\u006d\u006d\u0065\u006e\u0074 \u0073\u0068\u006f\u0075\u006c\u0064\u0020\u0073\u0074a\u0072\u0074\u0020w\u0069t\u0068\u0020\u0025");
};_dagf =false ;if (_eaeac [0]!='\r')&&(_eaeac [0]!='\n'){_effe ,_ :=_ggda ._eccg .ReadByte ();_dgca .WriteByte (_effe );}else {break ;};};return _dgca .String (),nil ;};

// PdfObjectString represents the primitive PDF string object.
type PdfObjectString struct{_fagfd string ;_begcd bool ;};func _ced (_gfd _cg .Filter ,_bacg _cbe .AuthEvent )*PdfObjectDictionary {if _bacg ==""{_bacg =_cbe .EventDocOpen ;};_bede :=MakeDict ();_bede .Set ("\u0054\u0079\u0070\u0065",MakeName ("C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074\u0065\u0072"));
_bede .Set ("\u0041u\u0074\u0068\u0045\u0076\u0065\u006et",MakeName (string (_bacg )));_bede .Set ("\u0043\u0046\u004d",MakeName (_gfd .Name ()));_bede .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (_gfd .KeyLength ())));return _bede ;
};

// NewParserFromString is used for testing purposes.
func NewParserFromString (txt string )*PdfParser {_dfcf :=_ece .NewReader ([]byte (txt ));_efbde :=&PdfParser {ObjCache :objectCache {},_ddeg :_dfcf ,_eccg :_da .NewReader (_dfcf ),_acf :int64 (len (txt )),_faaa :map[int64 ]bool {},_cbbe :make (map[*PdfParser ]*PdfParser )};
_efbde ._bccd .ObjectMap =make (map[int ]XrefObject );return _efbde ;};

// WriteString outputs the object as it is to be written to file.
func (_gegg *PdfObjectStreams )WriteString ()string {var _gadbd _bb .Builder ;_gadbd .WriteString (_ge .FormatInt (_gegg .ObjectNumber ,10));_gadbd .WriteString ("\u0020\u0030\u0020\u0052");return _gadbd .String ();};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_cccd *RawEncoder )MakeDecodeParams ()PdfObject {return nil };var _edg =[]PdfObjectName {"\u0056","\u0052","\u004f","\u0055","\u0050"};

// UpdateParams updates the parameter values of the encoder.
func (_ebc *RunLengthEncoder )UpdateParams (params *PdfObjectDictionary ){};func (_dddf *JBIG2Encoder )encodeImage (_gfebg _ef .Image )([]byte ,error ){const _afcb ="e\u006e\u0063\u006f\u0064\u0065\u0049\u006d\u0061\u0067\u0065";_cfcf ,_gagfa :=GoImageToJBIG2 (_gfebg ,JB2ImageAutoThreshold );
if _gagfa !=nil {return nil ,_cb .Wrap (_gagfa ,_afcb ,"\u0063\u006f\u006e\u0076\u0065\u0072\u0074\u0020\u0069\u006e\u0070\u0075\u0074\u0020\u0069m\u0061g\u0065\u0020\u0074\u006f\u0020\u006a\u0062\u0069\u0067\u0032\u0020\u0069\u006d\u0067");};if _gagfa =_dddf .AddPageImage (_cfcf ,&_dddf .DefaultPageSettings );
_gagfa !=nil {return nil ,_cb .Wrap (_gagfa ,_afcb ,"");};return _dddf .Encode ();};

// GetParser returns the parser for lazy-loading or compare references.
func (_facf *PdfObjectReference )GetParser ()*PdfParser {return _facf ._eddeb };

// GetAccessPermissions returns the PDF access permissions as an AccessPermissions object.
func (_dfd *PdfCrypt )GetAccessPermissions ()_cbe .Permissions {return _dfd ._bggd .P };

// EncodeJBIG2Image encodes 'img' into jbig2 encoded bytes stream, using default encoder settings.
func (_gfdg *JBIG2Encoder )EncodeJBIG2Image (img *JBIG2Image )([]byte ,error ){const _gdag ="c\u006f\u0072\u0065\u002eEn\u0063o\u0064\u0065\u004a\u0042\u0049G\u0032\u0049\u006d\u0061\u0067\u0065";if _bcda :=_gfdg .AddPageImage (img ,&_gfdg .DefaultPageSettings );
_bcda !=nil {return nil ,_cb .Wrap (_bcda ,_gdag ,"");};return _gfdg .Encode ();};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
// Has the Filter set and the DecodeParms.
func (_eea *LZWEncoder )MakeStreamDict ()*PdfObjectDictionary {_dfdb :=MakeDict ();_dfdb .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_eea .GetFilterName ()));_bbad :=_eea .MakeDecodeParams ();if _bbad !=nil {_dfdb .Set ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073",_bbad );
};_dfdb .Set ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065",MakeInteger (int64 (_eea .EarlyChange )));return _dfdb ;};

// WriteString outputs the object as it is to be written to file.
func (_fffd *PdfObjectFloat )WriteString ()string {return _ge .FormatFloat (float64 (*_fffd ),'f',-1,64);};

// NewASCII85Encoder makes a new ASCII85 encoder.
func NewASCII85Encoder ()*ASCII85Encoder {_aggf :=&ASCII85Encoder {};return _aggf };func _eeff (_cfdd int )cryptFilters {return cryptFilters {_bfed :_cg .NewFilterV2 (_cfdd )}};

// NewJBIG2Encoder creates a new JBIG2Encoder.
func NewJBIG2Encoder ()*JBIG2Encoder {return &JBIG2Encoder {_bdcf :_fg .InitEncodeDocument (false )}};

// HasDataAfterEOF checks if there is some data after EOF marker.
func (_fdff ParserMetadata )HasDataAfterEOF ()bool {return _fdff ._cad };func (_gcdb *PdfParser )skipSpaces ()(int ,error ){_afaec :=0;for {_gaadc ,_bcac :=_gcdb ._eccg .ReadByte ();if _bcac !=nil {return 0,_bcac ;};if IsWhiteSpace (_gaadc ){_afaec ++;
}else {_gcdb ._eccg .UnreadByte ();break ;};};return _afaec ,nil ;};func _daec ()string {return _bbb .Version };

// MakeStringFromBytes creates an PdfObjectString from a byte array.
// This is more natural than MakeString as `data` is usually not utf-8 encoded.
func MakeStringFromBytes (data []byte )*PdfObjectString {return MakeString (string (data ))};

// GetCrypter returns the PdfCrypt instance which has information about the PDFs encryption.
func (_fbfe *PdfParser )GetCrypter ()*PdfCrypt {return _fbfe ._gdgg };

// HasInvalidSubsectionHeader implements core.ParserMetadata interface.
func (_gca ParserMetadata )HasInvalidSubsectionHeader ()bool {return _gca ._eagd };

// GetXrefOffset returns the offset of the xref table.
func (_fdee *PdfParser )GetXrefOffset ()int64 {return _fdee ._gbggf };

// String returns the state of the bool as "true" or "false".
func (_fedge *PdfObjectBool )String ()string {if *_fedge {return "\u0074\u0072\u0075\u0065";};return "\u0066\u0061\u006cs\u0065";};func (_ebaa *PdfParser )parseName ()(PdfObjectName ,error ){var _dgaee _ece .Buffer ;_bae :=false ;for {_daeg ,_eddd :=_ebaa ._eccg .Peek (1);
if _eddd ==_gbb .EOF {break ;};if _eddd !=nil {return PdfObjectName (_dgaee .String ()),_eddd ;};if !_bae {if _daeg [0]=='/'{_bae =true ;_ebaa ._eccg .ReadByte ();}else if _daeg [0]=='%'{_ebaa .readComment ();_ebaa .skipSpaces ();}else {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020N\u0061\u006d\u0065\u0020\u0073\u0074\u0061\u0072\u0074\u0069\u006e\u0067\u0020w\u0069\u0074\u0068\u0020\u0025\u0073\u0020(\u0025\u0020\u0078\u0029",_daeg ,_daeg );
return PdfObjectName (_dgaee .String ()),_gd .Errorf ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u006ea\u006d\u0065:\u0020\u0028\u0025\u0063\u0029",_daeg [0]);};}else {if IsWhiteSpace (_daeg [0]){break ;}else if (_daeg [0]=='/')||(_daeg [0]=='[')||(_daeg [0]=='(')||(_daeg [0]==']')||(_daeg [0]=='<')||(_daeg [0]=='>'){break ;
}else if _daeg [0]=='#'{_afgce ,_efbee :=_ebaa ._eccg .Peek (3);if _efbee !=nil {return PdfObjectName (_dgaee .String ()),_efbee ;};_egdf ,_efbee :=_ba .DecodeString (string (_afgce [1:3]));if _efbee !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004fR\u003a\u0020\u0049\u006ev\u0061\u006c\u0069d\u0020\u0068\u0065\u0078\u0020\u0066o\u006c\u006co\u0077\u0069\u006e\u0067 \u0027\u0023\u0027\u002c \u0063\u006f\u006e\u0074\u0069n\u0075\u0069\u006e\u0067\u0020\u0075\u0073i\u006e\u0067\u0020\u006c\u0069t\u0065\u0072\u0061\u006c\u0020\u002d\u0020\u004f\u0075t\u0070\u0075\u0074\u0020\u006d\u0061\u0079\u0020\u0062\u0065\u0020\u0069\u006e\u0063\u006f\u0072\u0072\u0065\u0063\u0074");
_dgaee .WriteByte ('#');_ebaa ._eccg .Discard (1);continue ;};_ebaa ._eccg .Discard (3);_dgaee .Write (_egdf );}else {_ddeb ,_ :=_ebaa ._eccg .ReadByte ();_dgaee .WriteByte (_ddeb );};};};return PdfObjectName (_dgaee .String ()),nil ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_gabd *MultiEncoder )MakeDecodeParams ()PdfObject {if len (_gabd ._fffg )==0{return nil ;};if len (_gabd ._fffg )==1{return _gabd ._fffg [0].MakeDecodeParams ();};_ebac :=MakeArray ();_ddfb :=true ;for _ ,_cgbe :=range _gabd ._fffg {_eaga :=_cgbe .MakeDecodeParams ();
if _eaga ==nil {_ebac .Append (MakeNull ());}else {_ddfb =false ;_ebac .Append (_eaga );};};if _ddfb {return nil ;};return _ebac ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
// Has the Filter set.  Some other parameters are generated elsewhere.
func (_cafc *DCTEncoder )MakeStreamDict ()*PdfObjectDictionary {_adcce :=MakeDict ();_adcce .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_cafc .GetFilterName ()));return _adcce ;};

// WriteString outputs the object as it is to be written to file.
func (_gdcd *PdfObjectName )WriteString ()string {var _egadf _ece .Buffer ;if len (*_gdcd )> 127{_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a \u004e\u0061\u006d\u0065\u0020t\u006fo\u0020l\u006f\u006e\u0067\u0020\u0028\u0025\u0073)",*_gdcd );};_egadf .WriteString ("\u002f");
for _cdce :=0;_cdce < len (*_gdcd );_cdce ++{_ecfe :=(*_gdcd )[_cdce ];if !IsPrintable (_ecfe )||_ecfe =='#'||IsDelimiter (_ecfe ){_egadf .WriteString (_gd .Sprintf ("\u0023\u0025\u002e2\u0078",_ecfe ));}else {_egadf .WriteByte (_ecfe );};};return _egadf .String ();
};func (_cebf *PdfParser )parsePdfVersion ()(int ,int ,error ){var _gcae int64 =20;_adaa :=make ([]byte ,_gcae );_cebf ._ddeg .Seek (0,_gbb .SeekStart );_cebf ._ddeg .Read (_adaa );var _gfdggf error ;var _gcdbc ,_acag int ;if _ccfe :=_bcdbg .FindStringSubmatch (string (_adaa ));
len (_ccfe )< 3{if _gcdbc ,_acag ,_gfdggf =_cebf .seekPdfVersionTopDown ();_gfdggf !=nil {_bbb .Log .Debug ("F\u0061\u0069\u006c\u0065\u0064\u0020\u0072\u0065\u0063\u006f\u0076\u0065\u0072\u0079\u0020\u002d\u0020\u0075n\u0061\u0062\u006c\u0065\u0020\u0074\u006f\u0020\u0066\u0069nd\u0020\u0076\u0065r\u0073i\u006f\u006e");
return 0,0,_gfdggf ;};_cebf ._ddeg ,_gfdggf =_eabb (_cebf ._ddeg ,_cebf .GetFileOffset ()-8);if _gfdggf !=nil {return 0,0,_gfdggf ;};}else {if _gcdbc ,_gfdggf =_ge .Atoi (_ccfe [1]);_gfdggf !=nil {return 0,0,_gfdggf ;};if _acag ,_gfdggf =_ge .Atoi (_ccfe [2]);
_gfdggf !=nil {return 0,0,_gfdggf ;};_cebf .SetFileOffset (0);};_cebf ._eccg =_da .NewReader (_cebf ._ddeg );_bbb .Log .Debug ("\u0050\u0064\u0066\u0020\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020%\u0064\u002e\u0025\u0064",_gcdbc ,_acag );return _gcdbc ,_acag ,nil ;
};

// SetIfNotNil sets the dictionary's key -> val mapping entry -IF- val is not nil.
// Note that we take care to perform a type switch.  Otherwise if we would supply a nil value
// of another type, e.g. (PdfObjectArray*)(nil), then it would not be a PdfObject(nil) and thus
// would get set.
func (_fffc *PdfObjectDictionary )SetIfNotNil (key PdfObjectName ,val PdfObject ){if val !=nil {switch _cdcgc :=val .(type ){case *PdfObjectName :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectDictionary :if _cdcgc !=nil {_fffc .Set (key ,val );
};case *PdfObjectStream :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectString :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectNull :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectInteger :if _cdcgc !=nil {_fffc .Set (key ,val );
};case *PdfObjectArray :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectBool :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectFloat :if _cdcgc !=nil {_fffc .Set (key ,val );};case *PdfObjectReference :if _cdcgc !=nil {_fffc .Set (key ,val );
};case *PdfIndirectObject :if _cdcgc !=nil {_fffc .Set (key ,val );};default:_bbb .Log .Error ("\u0045\u0052R\u004f\u0052\u003a\u0020\u0055\u006e\u006b\u006e\u006f\u0077\u006e\u0020\u0074\u0079\u0070\u0065\u003a\u0020\u0025\u0054\u0020\u002d\u0020\u0073\u0068\u006f\u0075\u006c\u0064\u0020\u006e\u0065\u0076\u0065\u0072\u0020\u0068\u0061\u0070\u0070\u0065\u006e\u0021",val );
};};};

// WriteString outputs the object as it is to be written to file.
func (_fgff *PdfObjectDictionary )WriteString ()string {var _beafe _bb .Builder ;_beafe .WriteString ("\u003c\u003c");for _ ,_cbbag :=range _fgff ._bccf {_ebdgb :=_fgff ._bdaf [_cbbag ];_beafe .WriteString (_cbbag .WriteString ());_beafe .WriteString ("\u0020");
_beafe .WriteString (_ebdgb .WriteString ());};_beafe .WriteString ("\u003e\u003e");return _beafe .String ();};const _bfed ="\u0053\u0074\u0064C\u0046";

// EncodeBytes encodes the image data using either Group3 or Group4 CCITT facsimile (fax) encoding.
// `data` is expected to be 1 color component, 1 bit per component. It is also valid to provide 8 BPC, 1 CC image like
// a standard go image Gray data.
func (_dcga *CCITTFaxEncoder )EncodeBytes (data []byte )([]byte ,error ){var _efbe _ecg .Gray ;switch len (data ){case _dcga .Rows *_dcga .Columns :_eafb ,_gdad :=_ecg .NewImage (_dcga .Columns ,_dcga .Rows ,8,1,data ,nil ,nil );if _gdad !=nil {return nil ,_gdad ;
};_efbe =_eafb .(_ecg .Gray );case (_dcga .Columns *_dcga .Rows )+7>>3:_ddecg ,_dfgce :=_ecg .NewImage (_dcga .Columns ,_dcga .Rows ,1,1,data ,nil ,nil );if _dfgce !=nil {return nil ,_dfgce ;};_fdag :=_ddecg .(*_ecg .Monochrome );if _dfgce =_fdag .AddPadding ();
_dfgce !=nil {return nil ,_dfgce ;};_efbe =_fdag ;default:if len (data )< _ecg .BytesPerLine (_dcga .Columns ,1,1)*_dcga .Rows {return nil ,_e .New ("p\u0072\u006f\u0076\u0069\u0064\u0065d\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020i\u006e\u0070\u0075t\u0020d\u0061\u0074\u0061");
};_ebfa ,_fbcd :=_ecg .NewImage (_dcga .Columns ,_dcga .Rows ,1,1,data ,nil ,nil );if _fbcd !=nil {return nil ,_fbcd ;};_fcbe :=_ebfa .(*_ecg .Monochrome );_efbe =_fcbe ;};_efcdc :=make ([][]byte ,_dcga .Rows );for _acbf :=0;_acbf < _dcga .Rows ;_acbf ++{_gdec :=make ([]byte ,_dcga .Columns );
for _cdgf :=0;_cdgf < _dcga .Columns ;_cdgf ++{_agecf :=_efbe .GrayAt (_cdgf ,_acbf );_gdec [_cdgf ]=_agecf .Y >>7;};_efcdc [_acbf ]=_gdec ;};_eaedg :=&_fc .Encoder {K :_dcga .K ,Columns :_dcga .Columns ,EndOfLine :_dcga .EndOfLine ,EndOfBlock :_dcga .EndOfBlock ,BlackIs1 :_dcga .BlackIs1 ,DamagedRowsBeforeError :_dcga .DamagedRowsBeforeError ,Rows :_dcga .Rows ,EncodedByteAlign :_dcga .EncodedByteAlign };
return _eaedg .Encode (_efcdc ),nil ;};

// GetRevision returns PdfParser for the specific version of the Pdf document.
func (_dfeg *PdfParser )GetRevision (revisionNumber int )(*PdfParser ,error ){_cgaf :=_dfeg ._gadb ;if _cgaf ==revisionNumber {return _dfeg ,nil ;};if _cgaf < revisionNumber {return nil ,_e .New ("\u0075\u006e\u0064\u0065\u0066\u0069\u006e\u0065\u0064\u0020\u0072\u0065\u0076\u0069\u0073i\u006fn\u004e\u0075\u006d\u0062\u0065\u0072\u0020\u0076\u0065\u0072\u0073\u0069\u006f\u006e");
};if _dfeg ._gaea [revisionNumber ]!=nil {return _dfeg ._gaea [revisionNumber ],nil ;};_cdfc :=_dfeg ;for ;_cgaf > revisionNumber ;_cgaf --{_ddaa ,_dcba :=_cdfc .GetPreviousRevisionParser ();if _dcba !=nil {return nil ,_dcba ;};_dfeg ._gaea [_cgaf -1]=_ddaa ;
_dfeg ._cbbe [_cdfc ]=_ddaa ;_cdfc =_ddaa ;};return _cdfc ,nil ;};

// HasInvalidSeparationAfterXRef implements core.ParserMetadata interface.
func (_dfff ParserMetadata )HasInvalidSeparationAfterXRef ()bool {return _dfff ._adcg };

// Elements returns a slice of the PdfObject elements in the array.
// Preferred over accessing the array directly as type may be changed in future major versions (v3).
func (_eabae *PdfObjectStreams )Elements ()[]PdfObject {if _eabae ==nil {return nil ;};return _eabae ._gddee ;};

// NewRawEncoder returns a new instace of RawEncoder.
func NewRawEncoder ()*RawEncoder {return &RawEncoder {}};

// HeaderPosition gets the file header position.
func (_acaf ParserMetadata )HeaderPosition ()int {return _acaf ._bcb };

// NewASCIIHexEncoder makes a new ASCII hex encoder.
func NewASCIIHexEncoder ()*ASCIIHexEncoder {_gdc :=&ASCIIHexEncoder {};return _gdc };

// MakeHexString creates an PdfObjectString from a string intended for output as a hexadecimal string.
func MakeHexString (s string )*PdfObjectString {_bgfg :=PdfObjectString {_fagfd :s ,_begcd :true };return &_bgfg ;};

// DecodeStream decodes a LZW encoded stream and returns the result as a
// slice of bytes.
func (_gbec *LZWEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_bbb .Log .Trace ("\u004c\u005a\u0057 \u0044\u0065\u0063\u006f\u0064\u0069\u006e\u0067");_bbb .Log .Trace ("\u0050\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u003a\u0020\u0025\u0064",_gbec .Predictor );
_dcg ,_agbe :=_gbec .DecodeBytes (streamObj .Stream );if _agbe !=nil {return nil ,_agbe ;};_bbb .Log .Trace ("\u0020\u0049\u004e\u003a\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (streamObj .Stream ),streamObj .Stream );_bbb .Log .Trace ("\u004f\u0055\u0054\u003a\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (_dcg ),_dcg );
if _gbec .Predictor > 1{if _gbec .Predictor ==2{_bbb .Log .Trace ("\u0054\u0069\u0066\u0066\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067");_daee :=_gbec .Columns *_gbec .Colors ;if _daee < 1{return []byte {},nil ;};_dgd :=len (_dcg )/_daee ;if len (_dcg )%_daee !=0{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020T\u0049\u0046\u0046 \u0065\u006e\u0063\u006fd\u0069\u006e\u0067\u003a\u0020\u0049\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u006f\u0077\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u002e\u002e\u002e");
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u006f\u0077 \u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064/\u0025\u0064\u0029",len (_dcg ),_daee );};if _daee %_gbec .Colors !=0{return nil ,_gd .Errorf ("\u0069\u006ev\u0061\u006c\u0069\u0064 \u0072\u006fw\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020(\u0025\u0064\u0029\u0020\u0066\u006f\u0072\u0020\u0063\u006f\u006c\u006fr\u0073\u0020\u0025\u0064",_daee ,_gbec .Colors );
};if _daee > len (_dcg ){_bbb .Log .Debug ("\u0052\u006fw\u0020\u006c\u0065\u006e\u0067t\u0068\u0020\u0063\u0061\u006en\u006f\u0074\u0020\u0062\u0065\u0020\u006c\u006f\u006e\u0067\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0064\u0061\u0074\u0061\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064\u002f\u0025\u0064\u0029",_daee ,len (_dcg ));
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_bbb .Log .Trace ("i\u006e\u0070\u0020\u006fut\u0044a\u0074\u0061\u0020\u0028\u0025d\u0029\u003a\u0020\u0025\u0020\u0078",len (_dcg ),_dcg );
_cdb :=_ece .NewBuffer (nil );for _fbba :=0;_fbba < _dgd ;_fbba ++{_faef :=_dcg [_daee *_fbba :_daee *(_fbba +1)];for _fgbg :=_gbec .Colors ;_fgbg < _daee ;_fgbg ++{_faef [_fgbg ]=byte (int (_faef [_fgbg ]+_faef [_fgbg -_gbec .Colors ])%256);};_cdb .Write (_faef );
};_afae :=_cdb .Bytes ();_bbb .Log .Trace ("\u0050O\u0075t\u0044\u0061\u0074\u0061\u0020(\u0025\u0064)\u003a\u0020\u0025\u0020\u0078",len (_afae ),_afae );return _afae ,nil ;}else if _gbec .Predictor >=10&&_gbec .Predictor <=15{_bbb .Log .Trace ("\u0050\u004e\u0047 \u0045\u006e\u0063\u006f\u0064\u0069\u006e\u0067");
_eafg :=_gbec .Columns *_gbec .Colors +1;if _eafg < 1{return []byte {},nil ;};_deba :=len (_dcg )/_eafg ;if len (_dcg )%_eafg !=0{return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u006f\u0077 \u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064/\u0025\u0064\u0029",len (_dcg ),_eafg );
};if _eafg > len (_dcg ){_bbb .Log .Debug ("\u0052\u006fw\u0020\u006c\u0065\u006e\u0067t\u0068\u0020\u0063\u0061\u006en\u006f\u0074\u0020\u0062\u0065\u0020\u006c\u006f\u006e\u0067\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0064\u0061\u0074\u0061\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064\u002f\u0025\u0064\u0029",_eafg ,len (_dcg ));
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_aeed :=_ece .NewBuffer (nil );_bbb .Log .Trace ("P\u0072\u0065\u0064\u0069ct\u006fr\u0020\u0063\u006f\u006c\u0075m\u006e\u0073\u003a\u0020\u0025\u0064",_gbec .Columns );
_bbb .Log .Trace ("\u004ce\u006e\u0067\u0074\u0068:\u0020\u0025\u0064\u0020\u002f \u0025d\u0020=\u0020\u0025\u0064\u0020\u0072\u006f\u0077s",len (_dcg ),_eafg ,_deba );_bad :=make ([]byte ,_eafg );for _ceb :=0;_ceb < _eafg ;_ceb ++{_bad [_ceb ]=0;};for _daea :=0;
_daea < _deba ;_daea ++{_bccb :=_dcg [_eafg *_daea :_eafg *(_daea +1)];_bgde :=_bccb [0];switch _bgde {case 0:case 1:for _cgbf :=2;_cgbf < _eafg ;_cgbf ++{_bccb [_cgbf ]=byte (int (_bccb [_cgbf ]+_bccb [_cgbf -1])%256);};case 2:for _ccac :=1;_ccac < _eafg ;
_ccac ++{_bccb [_ccac ]=byte (int (_bccb [_ccac ]+_bad [_ccac ])%256);};default:_bbb .Log .Debug ("\u0045\u0052\u0052O\u0052\u003a\u0020\u0049n\u0076\u0061\u006c\u0069\u0064\u0020\u0066i\u006c\u0074\u0065\u0072\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_bgde );
return nil ,_gd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_bgde );};for _fcfa :=0;_fcfa < _eafg ;_fcfa ++{_bad [_fcfa ]=_bccb [_fcfa ];};_aeed .Write (_bccb [1:]);
};_fdg :=_aeed .Bytes ();return _fdg ,nil ;}else {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0055\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072 \u0028\u0025\u0064\u0029",_gbec .Predictor );
return nil ,_gd .Errorf ("\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0070\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020(\u0025\u0064\u0029",_gbec .Predictor );};};return _dcg ,nil ;};func (_efcf *PdfParser )parseArray ()(*PdfObjectArray ,error ){_befb :=MakeArray ();
_efcf ._eccg .ReadByte ();for {_efcf .skipSpaces ();_abfda ,_acafg :=_efcf ._eccg .Peek (1);if _acafg !=nil {return _befb ,_acafg ;};if _abfda [0]==']'{_efcf ._eccg .ReadByte ();break ;};_gbfa ,_acafg :=_efcf .parseObject ();if _acafg !=nil {return _befb ,_acafg ;
};_befb .Append (_gbfa );};return _befb ,nil ;};func _cfg (_eef XrefTable ){_bbb .Log .Debug ("\u003dX\u003d\u0058\u003d\u0058\u003d");_bbb .Log .Debug ("X\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u003a");_ead :=0;for _ ,_afb :=range _eef .ObjectMap {_bbb .Log .Debug ("i\u002b\u0031\u003a\u0020\u0025\u0064 \u0028\u006f\u0062\u006a\u0020\u006eu\u006d\u003a\u0020\u0025\u0064\u0020\u0067e\u006e\u003a\u0020\u0025\u0064\u0029\u0020\u002d\u003e\u0020%\u0064",_ead +1,_afb .ObjectNumber ,_afb .Generation ,_afb .Offset );
_ead ++;};};

// HasInvalidHexRunes implements core.ParserMetadata interface.
func (_fede ParserMetadata )HasInvalidHexRunes ()bool {return _fede ._cgfa };

// EncodeStream encodes the stream data using the encoded specified by the stream's dictionary.
func EncodeStream (streamObj *PdfObjectStream )error {_bbb .Log .Trace ("\u0045\u006e\u0063\u006f\u0064\u0065\u0020\u0073\u0074\u0072\u0065\u0061\u006d");_aggc ,_aefbd :=NewEncoderFromStream (streamObj );if _aefbd !=nil {_bbb .Log .Debug ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0064\u0065\u0063\u006fd\u0069\u006e\u0067\u0020\u0066\u0061\u0069\u006c\u0065\u0064:\u0020\u0025\u0076",_aefbd );
return _aefbd ;};if _cbeg ,_dgfa :=_aggc .(*LZWEncoder );_dgfa {_cbeg .EarlyChange =0;streamObj .PdfObjectDictionary .Set ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065",MakeInteger (0));};_bbb .Log .Trace ("\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u002b\u0076\u000a",_aggc );
_edbc ,_aefbd :=_aggc .EncodeBytes (streamObj .Stream );if _aefbd !=nil {_bbb .Log .Debug ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0065\u006e\u0063\u006fd\u0069\u006e\u0067\u0020\u0066\u0061\u0069\u006c\u0065\u0064:\u0020\u0025\u0076",_aefbd );return _aefbd ;
};streamObj .Stream =_edbc ;streamObj .PdfObjectDictionary .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_edbc ))));return nil ;};

// PdfObjectNull represents the primitive PDF null object.
type PdfObjectNull struct{};func _fdbad (_cddd PdfObject ,_degb int )PdfObject {if _degb > _bdef {_bbb .Log .Error ("\u0054\u0072ac\u0065\u0020\u0064e\u0070\u0074\u0068\u0020lev\u0065l \u0062\u0065\u0079\u006f\u006e\u0064\u0020%d\u0020\u002d\u0020\u0065\u0072\u0072\u006fr\u0021",_bdef );
return MakeNull ();};switch _cgggf :=_cddd .(type ){case *PdfIndirectObject :_cddd =_fdbad ((*_cgggf ).PdfObject ,_degb +1);case *PdfObjectArray :for _ffgcd ,_bdgcc :=range (*_cgggf )._efdg {(*_cgggf )._efdg [_ffgcd ]=_fdbad (_bdgcc ,_degb +1);};case *PdfObjectDictionary :for _dfbd ,_cdge :=range (*_cgggf )._bdaf {(*_cgggf )._bdaf [_dfbd ]=_fdbad (_cdge ,_degb +1);
};_eg .Slice ((*_cgggf )._bccf ,func (_dbfa ,_dgce int )bool {return (*_cgggf )._bccf [_dbfa ]< (*_cgggf )._bccf [_dgce ]});};return _cddd ;};

// HasNonConformantStream implements core.ParserMetadata.
func (_fgfb ParserMetadata )HasNonConformantStream ()bool {return _fgfb ._aggg };

// IsEncrypted checks if the document is encrypted. A bool flag is returned indicating the result.
// First time when called, will check if the Encrypt dictionary is accessible through the trailer dictionary.
// If encrypted, prepares a crypt datastructure which can be used to authenticate and decrypt the document.
// On failure, an error is returned.
func (_bcfgb *PdfParser )IsEncrypted ()(bool ,error ){if _bcfgb ._gdgg !=nil {return true ,nil ;}else if _bcfgb ._bgcc ==nil {return false ,nil ;};_bbb .Log .Trace ("\u0043\u0068\u0065c\u006b\u0069\u006e\u0067 \u0065\u006e\u0063\u0072\u0079\u0070\u0074i\u006f\u006e\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0021");
_cedb :=_bcfgb ._bgcc .Get ("\u0045n\u0063\u0072\u0079\u0070\u0074");if _cedb ==nil {return false ,nil ;};_bbb .Log .Trace ("\u0049\u0073\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065\u0064\u0021");var (_deaa *PdfObjectDictionary ;);switch _eecg :=_cedb .(type ){case *PdfObjectDictionary :_deaa =_eecg ;
case *PdfObjectReference :_bbb .Log .Trace ("\u0030\u003a\u0020\u004c\u006f\u006f\u006b\u0020\u0075\u0070\u0020\u0072e\u0066\u0020\u0025\u0071",_eecg );_gegf ,_caec :=_bcfgb .LookupByReference (*_eecg );_bbb .Log .Trace ("\u0031\u003a\u0020%\u0071",_gegf );
if _caec !=nil {return false ,_caec ;};_bgeff ,_aefa :=_gegf .(*PdfIndirectObject );if !_aefa {_bbb .Log .Debug ("E\u006e\u0063\u0072\u0079\u0070\u0074\u0069\u006f\u006e\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u006eo\u0074\u0020\u0061\u006e\u0020\u0069\u006e\u0064\u0069\u0072ec\u0074\u0020\u006fb\u006ae\u0063\u0074");
return false ,_e .New ("\u0074\u0079p\u0065\u0020\u0063h\u0065\u0063\u006b\u0020\u0065\u0072\u0072\u006f\u0072");};_ebgdc ,_aefa :=_bgeff .PdfObject .(*PdfObjectDictionary );_bcfgb ._fabg =_bgeff ;_bbb .Log .Trace ("\u0032\u003a\u0020%\u0071",_ebgdc );
if !_aefa {return false ,_e .New ("\u0074\u0072a\u0069\u006c\u0065\u0072 \u0045\u006ec\u0072\u0079\u0070\u0074\u0020\u006f\u0062\u006ae\u0063\u0074\u0020\u006e\u006f\u006e\u0020\u0064\u0069\u0063\u0074\u0069o\u006e\u0061\u0072\u0079");};_deaa =_ebgdc ;
case *PdfObjectNull :_bbb .Log .Debug ("\u0045\u006e\u0063\u0072\u0079\u0070\u0074 \u0069\u0073\u0020a\u0020\u006e\u0075l\u006c\u0020o\u0062\u006a\u0065\u0063\u0074\u002e \u0046il\u0065\u0020\u0073\u0068\u006f\u0075\u006c\u0064\u0020\u006e\u006f\u0074\u0020\u0062\u0065\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065\u0064\u002e");
return false ,nil ;default:return false ,_gd .Errorf ("u\u006es\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0074\u0079\u0070\u0065: \u0025\u0054",_eecg );};_dbcb ,_gccf :=PdfCryptNewDecrypt (_bcfgb ,_deaa ,_bcfgb ._bgcc );if _gccf !=nil {return false ,_gccf ;
};for _ ,_adgdc :=range []string {"\u0045n\u0063\u0072\u0079\u0070\u0074"}{_gfec :=_bcfgb ._bgcc .Get (PdfObjectName (_adgdc ));if _gfec ==nil {continue ;};switch _bgfd :=_gfec .(type ){case *PdfObjectReference :_dbcb ._ged [int (_bgfd .ObjectNumber )]=struct{}{};
case *PdfIndirectObject :_dbcb ._ccdd [_bgfd ]=true ;_dbcb ._ged [int (_bgfd .ObjectNumber )]=struct{}{};};};_bcfgb ._gdgg =_dbcb ;_bbb .Log .Trace ("\u0043\u0072\u0079\u0070\u0074\u0065\u0072\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u0025\u0062",_dbcb );
return true ,nil ;};func (_fga *PdfCrypt )newEncryptDict ()*PdfObjectDictionary {_fdd :=MakeDict ();_fdd .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName ("\u0053\u0074\u0061\u006e\u0064\u0061\u0072\u0064"));_fdd .Set ("\u0056",MakeInteger (int64 (_fga ._acd .V )));
_fdd .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (_fga ._acd .Length )));return _fdd ;};

// PdfObjectStream represents the primitive PDF Object stream.
type PdfObjectStream struct{PdfObjectReference ;*PdfObjectDictionary ;Stream []byte ;};

// GetXrefType returns the type of the first xref object (table or stream).
func (_febae *PdfParser )GetXrefType ()*xrefType {return _febae ._eggd };

// EncodeBytes ASCII encodes the passed in slice of bytes.
func (_begc *ASCIIHexEncoder )EncodeBytes (data []byte )([]byte ,error ){var _egc _ece .Buffer ;for _ ,_deecb :=range data {_egc .WriteString (_gd .Sprintf ("\u0025\u002e\u0032X\u0020",_deecb ));};_egc .WriteByte ('>');return _egc .Bytes (),nil ;};

// Merge merges in key/values from another dictionary. Overwriting if has same keys.
// The mutated dictionary (d) is returned in order to allow method chaining.
func (_gffc *PdfObjectDictionary )Merge (another *PdfObjectDictionary )*PdfObjectDictionary {if another !=nil {for _ ,_ecfbc :=range another .Keys (){_dceb :=another .Get (_ecfbc );_gffc .Set (_ecfbc ,_dceb );};};return _gffc ;};

// PdfCryptNewDecrypt makes the document crypt handler based on the encryption dictionary
// and trailer dictionary. Returns an error on failure to process.
func PdfCryptNewDecrypt (parser *PdfParser ,ed ,trailer *PdfObjectDictionary )(*PdfCrypt ,error ){_dga :=&PdfCrypt {_acce :false ,_ccdd :make (map[PdfObject ]bool ),_ca :make (map[PdfObject ]bool ),_ged :make (map[int ]struct{}),_ecdd :parser };_fgag ,_gea :=ed .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectName );
if !_gea {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0043\u0072\u0079\u0070\u0074 \u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061r\u0079 \u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0020\u0072\u0065\u0071\u0075\u0069\u0072\u0065\u0064\u0020\u0046i\u006c\u0074\u0065\u0072\u0020\u0066\u0069\u0065\u006c\u0064\u0021");
return _dga ,_e .New ("r\u0065\u0071\u0075\u0069\u0072\u0065d\u0020\u0063\u0072\u0079\u0070\u0074 \u0066\u0069\u0065\u006c\u0064\u0020\u0046i\u006c\u0074\u0065\u0072\u0020\u006d\u0069\u0073\u0073\u0069n\u0067");};if *_fgag !="\u0053\u0074\u0061\u006e\u0064\u0061\u0072\u0064"{_bbb .Log .Debug ("\u0045\u0052R\u004f\u0052\u0020\u0055\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020(%\u0073\u0029",*_fgag );
return _dga ,_e .New ("\u0075n\u0073u\u0070\u0070\u006f\u0072\u0074e\u0064\u0020F\u0069\u006c\u0074\u0065\u0072");};_dga ._acd .Filter =string (*_fgag );if _cedd ,_eada :=ed .Get ("\u0053u\u0062\u0046\u0069\u006c\u0074\u0065r").(*PdfObjectString );_eada {_dga ._acd .SubFilter =_cedd .Str ();
_bbb .Log .Debug ("\u0055s\u0069n\u0067\u0020\u0073\u0075\u0062f\u0069\u006ct\u0065\u0072\u0020\u0025\u0073",_cedd );};if L ,_gbf :=ed .Get ("\u004c\u0065\u006e\u0067\u0074\u0068").(*PdfObjectInteger );_gbf {if (*L %8)!=0{_bbb .Log .Debug ("\u0045\u0052\u0052O\u0052\u0020\u0049\u006ev\u0061\u006c\u0069\u0064\u0020\u0065\u006ec\u0072\u0079\u0070\u0074\u0069\u006f\u006e\u0020\u006c\u0065\u006e\u0067\u0074\u0068");
return _dga ,_e .New ("\u0069n\u0076\u0061\u006c\u0069d\u0020\u0065\u006e\u0063\u0072y\u0070t\u0069o\u006e\u0020\u006c\u0065\u006e\u0067\u0074h");};_dga ._acd .Length =int (*L );}else {_dga ._acd .Length =40;};_dga ._acd .V =0;if _gaeg ,_ffcf :=ed .Get ("\u0056").(*PdfObjectInteger );
_ffcf {V :=int (*_gaeg );_dga ._acd .V =V ;if V >=1&&V <=2{_dga ._gae =_eeff (_dga ._acd .Length );}else if V >=4&&V <=5{if _agab :=_dga .loadCryptFilters (ed );_agab !=nil {return _dga ,_agab ;};}else {_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u0020\u0055\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0065n\u0063\u0072\u0079\u0070\u0074\u0069\u006f\u006e\u0020\u0061lg\u006f\u0020\u0056 \u003d \u0025\u0064",V );
return _dga ,_e .New ("u\u006e\u0073\u0075\u0070po\u0072t\u0065\u0064\u0020\u0061\u006cg\u006f\u0072\u0069\u0074\u0068\u006d");};};if _ggb :=_cdc (&_dga ._bggd ,ed );_ggb !=nil {return _dga ,_ggb ;};_cbdb :="";if _adc ,_fdc :=trailer .Get ("\u0049\u0044").(*PdfObjectArray );
_fdc &&_adc .Len ()>=1{_ecfg ,_gbd :=GetString (_adc .Get (0));if !_gbd {return _dga ,_e .New ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u0074r\u0061\u0069l\u0065\u0072\u0020\u0049\u0044");};_cbdb =_ecfg .Str ();}else {_bbb .Log .Debug ("\u0054\u0072ai\u006c\u0065\u0072 \u0049\u0044\u0020\u0061rra\u0079 m\u0069\u0073\u0073\u0069\u006e\u0067\u0020or\u0020\u0069\u006e\u0076\u0061\u006c\u0069d\u0021");
};_dga ._ccd =_cbdb ;return _dga ,nil ;};

// String returns a string representation of the *PdfObjectString.
func (_ccdf *PdfObjectString )String ()string {return _ccdf ._fagfd };const (StreamEncodingFilterNameFlate ="F\u006c\u0061\u0074\u0065\u0044\u0065\u0063\u006f\u0064\u0065";StreamEncodingFilterNameLZW ="\u004cZ\u0057\u0044\u0065\u0063\u006f\u0064e";StreamEncodingFilterNameDCT ="\u0044C\u0054\u0044\u0065\u0063\u006f\u0064e";
StreamEncodingFilterNameRunLength ="\u0052u\u006eL\u0065\u006e\u0067\u0074\u0068\u0044\u0065\u0063\u006f\u0064\u0065";StreamEncodingFilterNameASCIIHex ="\u0041\u0053\u0043\u0049\u0049\u0048\u0065\u0078\u0044e\u0063\u006f\u0064\u0065";StreamEncodingFilterNameASCII85 ="\u0041\u0053\u0043\u0049\u0049\u0038\u0035\u0044\u0065\u0063\u006f\u0064\u0065";
StreamEncodingFilterNameCCITTFax ="\u0043\u0043\u0049\u0054\u0054\u0046\u0061\u0078\u0044e\u0063\u006f\u0064\u0065";StreamEncodingFilterNameJBIG2 ="J\u0042\u0049\u0047\u0032\u0044\u0065\u0063\u006f\u0064\u0065";StreamEncodingFilterNameJPX ="\u004aP\u0058\u0044\u0065\u0063\u006f\u0064e";
StreamEncodingFilterNameRaw ="\u0052\u0061\u0077";);

// UpdateParams updates the parameter values of the encoder.
func (_dgcg *ASCII85Encoder )UpdateParams (params *PdfObjectDictionary ){};func (_aagc *PdfParser )rebuildXrefTable ()error {_baga :=XrefTable {};_baga .ObjectMap =map[int ]XrefObject {};_fccd :=make ([]int ,0,len (_aagc ._bccd .ObjectMap ));for _afga :=range _aagc ._bccd .ObjectMap {_fccd =append (_fccd ,_afga );
};_eg .Ints (_fccd );for _ ,_geaf :=range _fccd {_cefa :=_aagc ._bccd .ObjectMap [_geaf ];_bdbb ,_ ,_cdgda :=_aagc .lookupByNumberWrapper (_geaf ,false );if _cdgda !=nil {_bbb .Log .Debug ("\u0045\u0052RO\u0052\u003a\u0020U\u006e\u0061\u0062\u006ce t\u006f l\u006f\u006f\u006b\u0020\u0075\u0070\u0020ob\u006a\u0065\u0063\u0074\u0020\u0028\u0025s\u0029",_cdgda );
_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0058\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u0020\u0063\u006fm\u0070\u006c\u0065\u0074\u0065\u006c\u0079\u0020\u0062\u0072\u006f\u006b\u0065\u006e\u0020\u002d\u0020\u0061\u0074\u0074\u0065\u006d\u0070\u0074\u0069\u006e\u0067\u0020\u0074\u006f \u0072\u0065\u0070\u0061\u0069r\u0020");
_aebg ,_geff :=_aagc .repairRebuildXrefsTopDown ();if _geff !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0046\u0061\u0069\u006c\u0065\u0064\u0020\u0078\u0072\u0065\u0066\u0020\u0072\u0065\u0062\u0075\u0069l\u0064\u0020\u0072\u0065\u0070a\u0069\u0072 \u0028\u0025\u0073\u0029",_geff );
return _geff ;};_aagc ._bccd =*_aebg ;_bbb .Log .Debug ("\u0052e\u0070\u0061\u0069\u0072e\u0064\u0020\u0078\u0072\u0065f\u0020t\u0061b\u006c\u0065\u0020\u0062\u0075\u0069\u006ct");return nil ;};_affdc ,_cgcg ,_cdgda :=_gfc (_bdbb );if _cdgda !=nil {return _cdgda ;
};_cefa .ObjectNumber =int (_affdc );_cefa .Generation =int (_cgcg );_baga .ObjectMap [int (_affdc )]=_cefa ;};_aagc ._bccd =_baga ;_bbb .Log .Debug ("N\u0065w\u0020\u0078\u0072\u0065\u0066\u0020\u0074\u0061b\u006c\u0065\u0020\u0062ui\u006c\u0074");_cfg (_aagc ._bccd );
return nil ;};

// TraceToDirectObject traces a PdfObject to a direct object.  For example direct objects contained
// in indirect objects (can be double referenced even).
func TraceToDirectObject (obj PdfObject )PdfObject {if _cgdf ,_eebe :=obj .(*PdfObjectReference );_eebe {obj =_cgdf .Resolve ();};_decfa ,_efdga :=obj .(*PdfIndirectObject );_abgf :=0;for _efdga {obj =_decfa .PdfObject ;_decfa ,_efdga =GetIndirect (obj );
_abgf ++;if _abgf > _bdef {_bbb .Log .Error ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0054\u0072\u0061\u0063\u0065\u0020\u0064\u0065p\u0074\u0068\u0020\u006c\u0065\u0076\u0065\u006c\u0020\u0062\u0065\u0079\u006fn\u0064\u0020\u0025\u0064\u0020\u002d\u0020\u006e\u006f\u0074\u0020\u0067oi\u006e\u0067\u0020\u0064\u0065\u0065\u0070\u0065\u0072\u0021",_bdef );
return nil ;};};return obj ;};func (_cgce *FlateEncoder )postDecodePredict (_dgef []byte )([]byte ,error ){if _cgce .Predictor > 1{if _cgce .Predictor ==2{_bbb .Log .Trace ("\u0054\u0069\u0066\u0066\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067");
_bbb .Log .Trace ("\u0043\u006f\u006c\u006f\u0072\u0073\u003a\u0020\u0025\u0064",_cgce .Colors );_dca :=_cgce .Columns *_cgce .Colors ;if _dca < 1{return []byte {},nil ;};_daad :=len (_dgef )/_dca ;if len (_dgef )%_dca !=0{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020T\u0049\u0046\u0046 \u0065\u006e\u0063\u006fd\u0069\u006e\u0067\u003a\u0020\u0049\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u006f\u0077\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u002e\u002e\u002e");
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u006f\u0077 \u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064/\u0025\u0064\u0029",len (_dgef ),_dca );};if _dca %_cgce .Colors !=0{return nil ,_gd .Errorf ("\u0069\u006ev\u0061\u006c\u0069\u0064 \u0072\u006fw\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020(\u0025\u0064\u0029\u0020\u0066\u006f\u0072\u0020\u0063\u006f\u006c\u006fr\u0073\u0020\u0025\u0064",_dca ,_cgce .Colors );
};if _dca > len (_dgef ){_bbb .Log .Debug ("\u0052\u006fw\u0020\u006c\u0065\u006e\u0067t\u0068\u0020\u0063\u0061\u006en\u006f\u0074\u0020\u0062\u0065\u0020\u006c\u006f\u006e\u0067\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0064\u0061\u0074\u0061\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064\u002f\u0025\u0064\u0029",_dca ,len (_dgef ));
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_bbb .Log .Trace ("i\u006e\u0070\u0020\u006fut\u0044a\u0074\u0061\u0020\u0028\u0025d\u0029\u003a\u0020\u0025\u0020\u0078",len (_dgef ),_dgef );
_ecdge :=_ece .NewBuffer (nil );for _dgae :=0;_dgae < _daad ;_dgae ++{_fgg :=_dgef [_dca *_dgae :_dca *(_dgae +1)];for _dbb :=_cgce .Colors ;_dbb < _dca ;_dbb ++{_fgg [_dbb ]+=_fgg [_dbb -_cgce .Colors ];};_ecdge .Write (_fgg );};_age :=_ecdge .Bytes ();
_bbb .Log .Trace ("\u0050O\u0075t\u0044\u0061\u0074\u0061\u0020(\u0025\u0064)\u003a\u0020\u0025\u0020\u0078",len (_age ),_age );return _age ,nil ;}else if _cgce .Predictor >=10&&_cgce .Predictor <=15{_bbb .Log .Trace ("\u0050\u004e\u0047 \u0045\u006e\u0063\u006f\u0064\u0069\u006e\u0067");
_cfgd :=_cgce .Columns *_cgce .Colors +1;_cadc :=len (_dgef )/_cfgd ;if len (_dgef )%_cfgd !=0{return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u006f\u0077 \u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064/\u0025\u0064\u0029",len (_dgef ),_cfgd );
};if _cfgd > len (_dgef ){_bbb .Log .Debug ("\u0052\u006fw\u0020\u006c\u0065\u006e\u0067t\u0068\u0020\u0063\u0061\u006en\u006f\u0074\u0020\u0062\u0065\u0020\u006c\u006f\u006e\u0067\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0064\u0061\u0074\u0061\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020\u0028\u0025\u0064\u002f\u0025\u0064\u0029",_cfgd ,len (_dgef ));
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_faa :=_ece .NewBuffer (nil );_bbb .Log .Trace ("P\u0072\u0065\u0064\u0069ct\u006fr\u0020\u0063\u006f\u006c\u0075m\u006e\u0073\u003a\u0020\u0025\u0064",_cgce .Columns );
_bbb .Log .Trace ("\u004ce\u006e\u0067\u0074\u0068:\u0020\u0025\u0064\u0020\u002f \u0025d\u0020=\u0020\u0025\u0064\u0020\u0072\u006f\u0077s",len (_dgef ),_cfgd ,_cadc );_gbef :=make ([]byte ,_cfgd );for _ggf :=0;_ggf < _cfgd ;_ggf ++{_gbef [_ggf ]=0;};
_cdaf :=_cgce .Colors ;for _cgfb :=0;_cgfb < _cadc ;_cgfb ++{_bgef :=_dgef [_cfgd *_cgfb :_cfgd *(_cgfb +1)];_bacgc :=_bgef [0];switch _bacgc {case _fgfbc :case _abe :for _cade :=1+_cdaf ;_cade < _cfgd ;_cade ++{_bgef [_cade ]+=_bgef [_cade -_cdaf ];};
case _ddfd :for _cfaf :=1;_cfaf < _cfgd ;_cfaf ++{_bgef [_cfaf ]+=_gbef [_cfaf ];};case _cbg :for _eba :=1;_eba < _cdaf +1;_eba ++{_bgef [_eba ]+=_gbef [_eba ]/2;};for _gbafc :=_cdaf +1;_gbafc < _cfgd ;_gbafc ++{_bgef [_gbafc ]+=byte ((int (_bgef [_gbafc -_cdaf ])+int (_gbef [_gbafc ]))/2);
};case _geed :for _cec :=1;_cec < _cfgd ;_cec ++{var _efbc ,_cab ,_eegd byte ;_cab =_gbef [_cec ];if _cec >=_cdaf +1{_efbc =_bgef [_cec -_cdaf ];_eegd =_gbef [_cec -_cdaf ];};_bgef [_cec ]+=_eafc (_efbc ,_cab ,_eegd );};default:_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0049\u006e\u0076\u0061\u006c\u0069d\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029\u0020\u0040\u0072o\u0077\u0020\u0025\u0064",_bacgc ,_cgfb );
return nil ,_gd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_bacgc );};copy (_gbef ,_bgef );_faa .Write (_bgef [1:]);};_egea :=_faa .Bytes ();return _egea ,nil ;
}else {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0055\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072 \u0028\u0025\u0064\u0029",_cgce .Predictor );return nil ,_gd .Errorf ("\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0070\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020(\u0025\u0064\u0029",_cgce .Predictor );
};};return _dgef ,nil ;};func (_dedba *PdfObjectFloat )String ()string {return _gd .Sprintf ("\u0025\u0066",*_dedba )};

// Set sets the dictionary's key -> val mapping entry. Overwrites if key already set.
func (_daag *PdfObjectDictionary )Set (key PdfObjectName ,val PdfObject ){_daag .setWithLock (key ,val ,true );};func (_bdf *offsetReader )Seek (offset int64 ,whence int )(int64 ,error ){if whence ==_gbb .SeekStart {offset +=_bdf ._ffcdg ;};_dgebb ,_bbadf :=_bdf ._gecea .Seek (offset ,whence );
if _bbadf !=nil {return _dgebb ,_bbadf ;};if whence ==_gbb .SeekCurrent {_dgebb -=_bdf ._ffcdg ;};if _dgebb < 0{return 0,_e .New ("\u0063\u006f\u0072\u0065\u002eo\u0066\u0066\u0073\u0065\u0074\u0052\u0065\u0061\u0064\u0065\u0072\u002e\u0053e\u0065\u006b\u003a\u0020\u006e\u0065\u0067\u0061\u0074\u0069\u0076\u0065\u0020\u0070\u006f\u0073\u0069\u0074\u0069\u006f\u006e");
};return _dgebb ,nil ;};func _eed (_ebbe *PdfObjectStream ,_abeb *PdfObjectDictionary )(*CCITTFaxEncoder ,error ){_afc :=NewCCITTFaxEncoder ();_dfga :=_ebbe .PdfObjectDictionary ;if _dfga ==nil {return _afc ,nil ;};if _abeb ==nil {_fbag :=TraceToDirectObject (_dfga .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));
if _fbag !=nil {switch _dbec :=_fbag .(type ){case *PdfObjectDictionary :_abeb =_dbec ;case *PdfObjectArray :if _dbec .Len ()==1{if _caeb ,_ddfa :=GetDict (_dbec .Get (0));_ddfa {_abeb =_caeb ;};};default:_bbb .Log .Error ("\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073\u0020\u006e\u006f\u0074 \u0061 \u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0020\u0025\u0023\u0076",_fbag );
return nil ,_e .New ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _abeb ==nil {_bbb .Log .Error ("\u0044\u0065c\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069\u0065\u0064 %\u0023\u0076",_fbag );
return nil ,_e .New ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _accb ,_fecd :=GetNumberAsInt64 (_abeb .Get ("\u004b"));_fecd ==nil {_afc .K =int (_accb );};if _cagd ,_cbfb :=GetNumberAsInt64 (_abeb .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073"));
_cbfb ==nil {_afc .Columns =int (_cagd );}else {_afc .Columns =1728;};if _fbdff ,_eaaf :=GetNumberAsInt64 (_abeb .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_eaaf ==nil {_afc .BlackIs1 =_fbdff > 0;}else {if _dgb ,_fada :=GetBoolVal (_abeb .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));
_fada {_afc .BlackIs1 =_dgb ;}else {if _gedag ,_bgdb :=GetArray (_abeb .Get ("\u0044\u0065\u0063\u006f\u0064\u0065"));_bgdb {_dfca ,_cfgb :=_gedag .ToIntegerArray ();if _cfgb ==nil {_afc .BlackIs1 =_dfca [0]==1&&_dfca [1]==0;};};};};if _cgda ,_cdcc :=GetNumberAsInt64 (_abeb .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));
_cdcc ==nil {_afc .EncodedByteAlign =_cgda > 0;}else {if _cacf ,_fafa :=GetBoolVal (_abeb .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));_fafa {_afc .EncodedByteAlign =_cacf ;};};if _bfafg ,_edgc :=GetNumberAsInt64 (_abeb .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));
_edgc ==nil {_afc .EndOfLine =_bfafg > 0;}else {if _dcaf ,_eaea :=GetBoolVal (_abeb .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));_eaea {_afc .EndOfLine =_dcaf ;};};if _ceed ,_gadc :=GetNumberAsInt64 (_abeb .Get ("\u0052\u006f\u0077\u0073"));_gadc ==nil {_afc .Rows =int (_ceed );
};_afc .EndOfBlock =true ;if _aag ,_ebcb :=GetNumberAsInt64 (_abeb .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));_ebcb ==nil {_afc .EndOfBlock =_aag > 0;}else {if _gdea ,_adgc :=GetBoolVal (_abeb .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));
_adgc {_afc .EndOfBlock =_gdea ;};};if _bfdf ,_fagf :=GetNumberAsInt64 (_abeb .Get ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072"));_fagf !=nil {_afc .DamagedRowsBeforeError =int (_bfdf );
};_bbb .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_abeb .String ());return _afc ,nil ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_gecb *LZWEncoder )MakeDecodeParams ()PdfObject {if _gecb .Predictor > 1{_ecga :=MakeDict ();_ecga .Set ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr",MakeInteger (int64 (_gecb .Predictor )));if _gecb .BitsPerComponent !=8{_ecga .Set ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074",MakeInteger (int64 (_gecb .BitsPerComponent )));
};if _gecb .Columns !=1{_ecga .Set ("\u0043o\u006c\u0075\u006d\u006e\u0073",MakeInteger (int64 (_gecb .Columns )));};if _gecb .Colors !=1{_ecga .Set ("\u0043\u006f\u006c\u006f\u0072\u0073",MakeInteger (int64 (_gecb .Colors )));};return _ecga ;};return nil ;
};

// StreamEncoder represents the interface for all PDF stream encoders.
type StreamEncoder interface{GetFilterName ()string ;MakeDecodeParams ()PdfObject ;MakeStreamDict ()*PdfObjectDictionary ;UpdateParams (_fcc *PdfObjectDictionary );EncodeBytes (_fgcc []byte )([]byte ,error );DecodeBytes (_ggaa []byte )([]byte ,error );
DecodeStream (_eafa *PdfObjectStream )([]byte ,error );};func (_dff *PdfCrypt )generateParams (_accc ,_gaac []byte )error {_cae :=_dff .securityHandler ();_dcfdb ,_egde :=_cae .GenerateParams (&_dff ._bggd ,_gaac ,_accc );if _egde !=nil {return _egde ;
};_dff ._dbe =_dcfdb ;return nil ;};

// ParseNumber parses a numeric objects from a buffered stream.
// Section 7.3.3.
// Integer or Float.
//
// An integer shall be written as one or more decimal digits optionally
// preceded by a sign. The value shall be interpreted as a signed
// decimal integer and shall be converted to an integer object.
//
// A real value shall be written as one or more decimal digits with an
// optional sign and a leading, trailing, or embedded PERIOD (2Eh)
// (decimal point). The value shall be interpreted as a real number
// and shall be converted to a real object.
//
// Regarding exponential numbers: 7.3.3 Numeric Objects:
// A conforming writer shall not use the PostScript syntax for numbers
// with non-decimal radices (such as 16#FFFE) or in exponential format
// (such as 6.02E23).
// Nonetheless, we sometimes get numbers with exponential format, so
// we will support it in the reader (no confusion with other types, so
// no compromise).
func ParseNumber (buf *_da .Reader )(PdfObject ,error ){_cagdd :=false ;_caccb :=true ;var _agbd _ece .Buffer ;for {if _bbb .Log .IsLogLevel (_bbb .LogLevelTrace ){_bbb .Log .Trace ("\u0050\u0061\u0072\u0073in\u0067\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0020\u0022\u0025\u0073\u0022",_agbd .String ());
};_gcdba ,_cbaf :=buf .Peek (1);if _cbaf ==_gbb .EOF {break ;};if _cbaf !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0025\u0073",_cbaf );return nil ,_cbaf ;};if _caccb &&(_gcdba [0]=='-'||_gcdba [0]=='+'){_dcaa ,_ :=buf .ReadByte ();
_agbd .WriteByte (_dcaa );_caccb =false ;}else if IsDecimalDigit (_gcdba [0]){_gdbc ,_ :=buf .ReadByte ();_agbd .WriteByte (_gdbc );}else if _gcdba [0]=='.'{_bedf ,_ :=buf .ReadByte ();_agbd .WriteByte (_bedf );_cagdd =true ;}else if _gcdba [0]=='e'||_gcdba [0]=='E'{_afgb ,_ :=buf .ReadByte ();
_agbd .WriteByte (_afgb );_cagdd =true ;_caccb =true ;}else {break ;};};var _edfdg PdfObject ;if _cagdd {_gabc ,_cddf :=_ge .ParseFloat (_agbd .String (),64);if _cddf !=nil {_bbb .Log .Debug ("\u0045\u0072r\u006f\u0072\u0020\u0070\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0020\u0025v\u0020\u0065\u0072\u0072\u003d\u0025v\u002e\u0020\u0055\u0073\u0069\u006e\u0067\u0020\u0030\u002e\u0030\u002e\u0020\u004fu\u0074\u0070u\u0074\u0020\u006d\u0061y\u0020\u0062\u0065\u0020\u0069n\u0063\u006f\u0072\u0072\u0065\u0063\u0074",_agbd .String (),_cddf );
_gabc =0.0;};_bfgcc :=PdfObjectFloat (_gabc );_edfdg =&_bfgcc ;}else {_cefd ,_dbcf :=_ge .ParseInt (_agbd .String (),10,64);if _dbcf !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0070\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u006e\u0075\u006db\u0065\u0072\u0020\u0025\u0076\u0020\u0065\u0072\u0072\u003d%\u0076\u002e\u0020\u0055\u0073\u0069\u006e\u0067\u0020\u0030\u002e\u0020\u004f\u0075\u0074\u0070\u0075\u0074 \u006d\u0061\u0079\u0020\u0062\u0065 \u0069\u006ec\u006f\u0072r\u0065c\u0074",_agbd .String (),_dbcf );
_cefd =0;};_bedfb :=PdfObjectInteger (_cefd );_edfdg =&_bedfb ;};return _edfdg ,nil ;};

// DecodeBytes decodes the CCITTFax encoded image data.
func (_gab *CCITTFaxEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_dgfeg ,_dadc :=_fc .NewDecoder (encoded ,_fc .DecodeOptions {Columns :_gab .Columns ,Rows :_gab .Rows ,K :_gab .K ,EncodedByteAligned :_gab .EncodedByteAlign ,BlackIsOne :_gab .BlackIs1 ,EndOfBlock :_gab .EndOfBlock ,EndOfLine :_gab .EndOfLine ,DamagedRowsBeforeError :_gab .DamagedRowsBeforeError });
if _dadc !=nil {return nil ,_dadc ;};_gabb ,_dadc :=_d .ReadAll (_dgfeg );if _dadc !=nil {return nil ,_dadc ;};return _gabb ,nil ;};

// GetFilterName returns the name of the encoding filter.
func (_aaee *RunLengthEncoder )GetFilterName ()string {return StreamEncodingFilterNameRunLength };const JB2ImageAutoThreshold =-1.0;

// GetPreviousRevisionReadSeeker returns ReadSeeker for the previous version of the Pdf document.
func (_eagg *PdfParser )GetPreviousRevisionReadSeeker ()(_gbb .ReadSeeker ,error ){if _ffcc :=_eagg .seekToEOFMarker (_eagg ._acf -_gcgf );_ffcc !=nil {return nil ,_ffcc ;};_gfgfd ,_dacee :=_eagg ._ddeg .Seek (0,_gbb .SeekCurrent );if _dacee !=nil {return nil ,_dacee ;
};_gfgfd +=_gcgf ;return _dfdbb (_eagg ._ddeg ,_gfgfd );};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_eefd *ASCIIHexEncoder )MakeStreamDict ()*PdfObjectDictionary {_abbfd :=MakeDict ();_abbfd .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_eefd .GetFilterName ()));return _abbfd ;};type objectCache map[int ]PdfObject ;

// UpdateParams updates the parameter values of the encoder.
func (_cdgd *MultiEncoder )UpdateParams (params *PdfObjectDictionary ){for _ ,_gedeg :=range _cdgd ._fffg {_gedeg .UpdateParams (params );};};func (_ddab *PdfParser )xrefNextObjectOffset (_dbdd int64 )int64 {_ecgaf :=int64 (0);if len (_ddab ._bccd .ObjectMap )==0{return 0;
};if len (_ddab ._bccd ._ce )==0{_ececg :=0;for _ ,_aeaef :=range _ddab ._bccd .ObjectMap {if _aeaef .Offset > 0{_ececg ++;};};if _ececg ==0{return 0;};_ddab ._bccd ._ce =make ([]XrefObject ,_ececg );_eacf :=0;for _ ,_ffcg :=range _ddab ._bccd .ObjectMap {if _ffcg .Offset > 0{_ddab ._bccd ._ce [_eacf ]=_ffcg ;
_eacf ++;};};_eg .Slice (_ddab ._bccd ._ce ,func (_ebgc ,_ecgf int )bool {return _ddab ._bccd ._ce [_ebgc ].Offset < _ddab ._bccd ._ce [_ecgf ].Offset });};_agcc :=_eg .Search (len (_ddab ._bccd ._ce ),func (_ccea int )bool {return _ddab ._bccd ._ce [_ccea ].Offset >=_dbdd });
if _agcc < len (_ddab ._bccd ._ce ){_ecgaf =_ddab ._bccd ._ce [_agcc ].Offset ;};return _ecgaf ;};

// NewDCTEncoder makes a new DCT encoder with default parameters.
func NewDCTEncoder ()*DCTEncoder {_gfab :=&DCTEncoder {};_gfab .ColorComponents =3;_gfab .BitsPerComponent =8;_gfab .Quality =DefaultJPEGQuality ;return _gfab ;};

// PdfObjectName represents the primitive PDF name object.
type PdfObjectName string ;const _fdab =32<<(^uint (0)>>63);func _fdcf (_cgggg string )(int ,int ,error ){_beefa :=_cfacg .FindStringSubmatch (_cgggg );if len (_beefa )< 3{return 0,0,_e .New ("\u0075\u006e\u0061b\u006c\u0065\u0020\u0074\u006f\u0020\u0064\u0065\u0074\u0065\u0063\u0074\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020s\u0069\u0067\u006e\u0061\u0074\u0075\u0072\u0065");
};_fdafc ,_ :=_ge .Atoi (_beefa [1]);_debbb ,_ :=_ge .Atoi (_beefa [2]);return _fdafc ,_debbb ,nil ;};func (_gc *PdfParser )lookupObjectViaOS (_eeg int ,_bac int )(PdfObject ,error ){var _bfe *_ece .Reader ;var _bgg objectStream ;var _fda bool ;_bgg ,_fda =_gc ._aadf [_eeg ];
if !_fda {_dfe ,_de :=_gc .LookupByNumber (_eeg );if _de !=nil {_bbb .Log .Debug ("\u004d\u0069ss\u0069\u006e\u0067 \u006f\u0062\u006a\u0065ct \u0073tr\u0065\u0061\u006d\u0020\u0077\u0069\u0074h \u006e\u0075\u006d\u0062\u0065\u0072\u0020%\u0064",_eeg );
return nil ,_de ;};_dea ,_aa :=_dfe .(*PdfObjectStream );if !_aa {return nil ,_e .New ("i\u006e\u0076\u0061\u006cid\u0020o\u0062\u006a\u0065\u0063\u0074 \u0073\u0074\u0072\u0065\u0061\u006d");};if _gc ._gdgg !=nil &&!_gc ._gdgg .isDecrypted (_dea ){return nil ,_e .New ("\u006e\u0065\u0065\u0064\u0020\u0074\u006f\u0020\u0064\u0065\u0063r\u0079\u0070\u0074\u0020\u0074\u0068\u0065\u0020\u0073\u0074r\u0065\u0061\u006d");
};_egg :=_dea .PdfObjectDictionary ;_bbb .Log .Trace ("\u0073o\u0020\u0064\u003a\u0020\u0025\u0073\n",_egg .String ());_bfd ,_aa :=_egg .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );if !_aa {_bbb .Log .Debug ("\u0045\u0052R\u004f\u0052\u003a\u0020\u004f\u0062\u006a\u0065\u0063\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0073\u0068\u006f\u0075\u006c\u0064\u0020\u0061\u006c\u0077\u0061\u0079\u0073\u0020\u0068\u0061\u0076\u0065\u0020\u0061\u0020\u0054\u0079\u0070\u0065");
return nil ,_e .New ("\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0073\u0074\u0072\u0065a\u006d\u0020\u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0020T\u0079\u0070\u0065");};if _bb .ToLower (string (*_bfd ))!="\u006f\u0062\u006a\u0073\u0074\u006d"{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u004f\u0062\u006a\u0065\u0063\u0074\u0020\u0073\u0074\u0072\u0065a\u006d\u0020\u0074\u0079\u0070\u0065\u0020s\u0068\u0061\u006c\u006c\u0020\u0061\u006c\u0077\u0061\u0079\u0073 \u0062\u0065\u0020\u004f\u0062\u006a\u0053\u0074\u006d\u0020\u0021");
return nil ,_e .New ("\u006f\u0062\u006a\u0065c\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0074y\u0070e\u0020\u0021\u003d\u0020\u004f\u0062\u006aS\u0074\u006d");};N ,_aa :=_egg .Get ("\u004e").(*PdfObjectInteger );if !_aa {return nil ,_e .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u004e\u0020i\u006e\u0020\u0073\u0074\u0072\u0065\u0061m\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079");
};_ae ,_aa :=_egg .Get ("\u0046\u0069\u0072s\u0074").(*PdfObjectInteger );if !_aa {return nil ,_e .New ("\u0069\u006e\u0076al\u0069\u0064\u0020\u0046\u0069\u0072\u0073\u0074\u0020i\u006e \u0073t\u0072e\u0061\u006d\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079");
};_bbb .Log .Trace ("\u0074\u0079\u0070\u0065\u003a\u0020\u0025\u0073\u0020\u006eu\u006d\u0062\u0065\u0072\u0020\u006f\u0066 \u006f\u0062\u006a\u0065\u0063\u0074\u0073\u003a\u0020\u0025\u0064",_bfd ,*N );_ecf ,_de :=DecodeStream (_dea );if _de !=nil {return nil ,_de ;
};_bbb .Log .Trace ("D\u0065\u0063\u006f\u0064\u0065\u0064\u003a\u0020\u0025\u0073",_ecf );_bbf :=_gc .GetFileOffset ();defer func (){_gc .SetFileOffset (_bbf )}();_bfe =_ece .NewReader (_ecf );_gc ._eccg =_da .NewReader (_bfe );_bbb .Log .Trace ("\u0050a\u0072s\u0069\u006e\u0067\u0020\u006ff\u0066\u0073e\u0074\u0020\u006d\u0061\u0070");
_cgb :=map[int ]int64 {};for _ag :=0;_ag < int (*N );_ag ++{_gc .skipSpaces ();_ceg ,_gf :=_gc .parseNumber ();if _gf !=nil {return nil ,_gf ;};_fa ,_dg :=_ceg .(*PdfObjectInteger );if !_dg {return nil ,_e .New ("\u0069\u006e\u0076al\u0069\u0064\u0020\u006f\u0062\u006a\u0065\u0063\u0074 \u0073t\u0072e\u0061m\u0020\u006f\u0066\u0066\u0073\u0065\u0074\u0020\u0074\u0061\u0062\u006c\u0065");
};_gc .skipSpaces ();_ceg ,_gf =_gc .parseNumber ();if _gf !=nil {return nil ,_gf ;};_ff ,_dg :=_ceg .(*PdfObjectInteger );if !_dg {return nil ,_e .New ("\u0069\u006e\u0076al\u0069\u0064\u0020\u006f\u0062\u006a\u0065\u0063\u0074 \u0073t\u0072e\u0061m\u0020\u006f\u0066\u0066\u0073\u0065\u0074\u0020\u0074\u0061\u0062\u006c\u0065");
};_bbb .Log .Trace ("\u006f\u0062j\u0020\u0025\u0064 \u006f\u0066\u0066\u0073\u0065\u0074\u0020\u0025\u0064",*_fa ,*_ff );_cgb [int (*_fa )]=int64 (*_ae +*_ff );};_bgg =objectStream {N :int (*N ),_cee :_ecf ,_bg :_cgb };_gc ._aadf [_eeg ]=_bgg ;}else {_db :=_gc .GetFileOffset ();
defer func (){_gc .SetFileOffset (_db )}();_bfe =_ece .NewReader (_bgg ._cee );_gc ._eccg =_da .NewReader (_bfe );};_be :=_bgg ._bg [_bac ];_bbb .Log .Trace ("\u0041\u0043\u0054\u0055AL\u0020\u006f\u0066\u0066\u0073\u0065\u0074\u005b\u0025\u0064\u005d\u0020\u003d\u0020%\u0064",_bac ,_be );
_bfe .Seek (_be ,_gbb .SeekStart );_gc ._eccg =_da .NewReader (_bfe );_bga ,_ :=_gc ._eccg .Peek (100);_bbb .Log .Trace ("\u004f\u0042\u004a\u0020\u0070\u0065\u0065\u006b\u0020\u0022\u0025\u0073\u0022",string (_bga ));_bc ,_deg :=_gc .parseObject ();if _deg !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0046\u0061\u0069\u006c \u0074\u006f\u0020\u0072\u0065\u0061\u0064 \u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0028\u0025\u0073\u0029",_deg );
return nil ,_deg ;};if _bc ==nil {return nil ,_e .New ("o\u0062\u006a\u0065\u0063t \u0063a\u006e\u006e\u006f\u0074\u0020b\u0065\u0020\u006e\u0075\u006c\u006c");};_ad :=PdfIndirectObject {};_ad .ObjectNumber =int64 (_bac );_ad .PdfObject =_bc ;_ad ._eddeb =_gc ;
return &_ad ,nil ;};

// DecodeStream returns the passed in stream as a slice of bytes.
// The purpose of the method is to satisfy the StreamEncoder interface.
func (_dfgb *RawEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return streamObj .Stream ,nil ;};func _cdc (_eefa *_cbe .StdEncryptDict ,_dd *PdfObjectDictionary )error {R ,_abg :=_dd .Get ("\u0052").(*PdfObjectInteger );if !_abg {return _e .New ("\u0065\u006e\u0063\u0072y\u0070\u0074\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006ea\u0072y\u0020\u006d\u0069\u0073\u0073\u0069\u006eg\u0020\u0052");
};if *R < 2||*R > 6{return _gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0052 \u0028\u0025\u0064\u0029",*R );};_eefa .R =int (*R );O ,_abg :=_dd .GetString ("\u004f");if !_abg {return _e .New ("\u0065\u006e\u0063\u0072y\u0070\u0074\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006ea\u0072y\u0020\u006d\u0069\u0073\u0073\u0069\u006eg\u0020\u004f");
};if _eefa .R ==5||_eefa .R ==6{if len (O )< 48{return _gd .Errorf ("\u004c\u0065\u006e\u0067th\u0028\u004f\u0029\u0020\u003c\u0020\u0034\u0038\u0020\u0028\u0025\u0064\u0029",len (O ));};}else if len (O )!=32{return _gd .Errorf ("L\u0065n\u0067\u0074\u0068\u0028\u004f\u0029\u0020\u0021=\u0020\u0033\u0032\u0020(%\u0064\u0029",len (O ));
};_eefa .O =[]byte (O );U ,_abg :=_dd .GetString ("\u0055");if !_abg {return _e .New ("\u0065\u006e\u0063\u0072y\u0070\u0074\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006ea\u0072y\u0020\u006d\u0069\u0073\u0073\u0069\u006eg\u0020\u0055");};if _eefa .R ==5||_eefa .R ==6{if len (U )< 48{return _gd .Errorf ("\u004c\u0065\u006e\u0067th\u0028\u0055\u0029\u0020\u003c\u0020\u0034\u0038\u0020\u0028\u0025\u0064\u0029",len (U ));
};}else if len (U )!=32{_bbb .Log .Debug ("\u0057\u0061r\u006e\u0069\u006e\u0067\u003a\u0020\u004c\u0065\u006e\u0067\u0074\u0068\u0028\u0055\u0029\u0020\u0021\u003d\u0020\u0033\u0032\u0020(%\u0064\u0029",len (U ));};_eefa .U =[]byte (U );if _eefa .R >=5{OE ,_acac :=_dd .GetString ("\u004f\u0045");
if !_acac {return _e .New ("\u0065\u006ec\u0072\u0079\u0070\u0074\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0020\u006d\u0069\u0073\u0073\u0069\u006eg \u004f\u0045");}else if len (OE )!=32{return _gd .Errorf ("L\u0065\u006e\u0067\u0074h(\u004fE\u0029\u0020\u0021\u003d\u00203\u0032\u0020\u0028\u0025\u0064\u0029",len (OE ));
};_eefa .OE =[]byte (OE );UE ,_acac :=_dd .GetString ("\u0055\u0045");if !_acac {return _e .New ("\u0065\u006ec\u0072\u0079\u0070\u0074\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0020\u006d\u0069\u0073\u0073\u0069\u006eg \u0055\u0045");
}else if len (UE )!=32{return _gd .Errorf ("L\u0065\u006e\u0067\u0074h(\u0055E\u0029\u0020\u0021\u003d\u00203\u0032\u0020\u0028\u0025\u0064\u0029",len (UE ));};_eefa .UE =[]byte (UE );};P ,_abg :=_dd .Get ("\u0050").(*PdfObjectInteger );if !_abg {return _e .New ("\u0065\u006e\u0063\u0072\u0079\u0070\u0074 \u0064\u0069\u0063t\u0069\u006f\u006e\u0061r\u0079\u0020\u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0020\u0070\u0065\u0072\u006d\u0069\u0073\u0073\u0069\u006f\u006e\u0073\u0020\u0061\u0074\u0074\u0072");
};_eefa .P =_cbe .Permissions (*P );if _eefa .R ==6{Perms ,_fac :=_dd .GetString ("\u0050\u0065\u0072m\u0073");if !_fac {return _e .New ("\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0020\u0064\u0069\u0063\u0074\u0069\u006f\u006ea\u0072y\u0020\u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0020\u0050\u0065\u0072\u006d\u0073");
}else if len (Perms )!=16{return _gd .Errorf ("\u004ce\u006e\u0067\u0074\u0068\u0028\u0050\u0065\u0072\u006d\u0073\u0029 \u0021\u003d\u0020\u0031\u0036\u0020\u0028\u0025\u0064\u0029",len (Perms ));};_eefa .Perms =[]byte (Perms );};if _gef ,_def :=_dd .Get ("\u0045n\u0063r\u0079\u0070\u0074\u004d\u0065\u0074\u0061\u0064\u0061\u0074\u0061").(*PdfObjectBool );
_def {_eefa .EncryptMetadata =bool (*_gef );}else {_eefa .EncryptMetadata =true ;};return nil ;};

// GetStringVal returns the string value represented by the PdfObject directly or indirectly if
// contained within an indirect object. On type mismatch the found bool flag returned is false and
// an empty string is returned.
func GetStringVal (obj PdfObject )(_ebdd string ,_edag bool ){_acdff ,_edag :=TraceToDirectObject (obj ).(*PdfObjectString );if _edag {return _acdff .Str (),true ;};return ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on the current encoder settings.
func (_edde *JBIG2Encoder )MakeDecodeParams ()PdfObject {return MakeDict ()};const _gcgf =6;const (DefaultJPEGQuality =75;);func _cbf (_ecc *PdfObjectStream ,_ecgae *PdfObjectDictionary )(*LZWEncoder ,error ){_gdb :=NewLZWEncoder ();_abgd :=_ecc .PdfObjectDictionary ;
if _abgd ==nil {return _gdb ,nil ;};if _ecgae ==nil {_dbd :=TraceToDirectObject (_abgd .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));if _dbd !=nil {if _ccdb ,_gcbc :=_dbd .(*PdfObjectDictionary );_gcbc {_ecgae =_ccdb ;}else if _fgb ,_aaf :=_dbd .(*PdfObjectArray );
_aaf {if _fgb .Len ()==1{if _afed ,_bfcd :=GetDict (_fgb .Get (0));_bfcd {_ecgae =_afed ;};};};if _ecgae ==nil {_bbb .Log .Error ("\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073\u0020\u006e\u006f\u0074 \u0061 \u0064\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079\u0020\u0025\u0023\u0076",_dbd );
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};};_bacc :=_abgd .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065");if _bacc !=nil {_ffa ,_afff :=_bacc .(*PdfObjectInteger );
if !_afff {_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u003a \u0045\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069\u0065d\u0020\u0062\u0075\u0074\u0020\u006e\u006f\u0074\u0020\u006e\u0075\u006d\u0065\u0072i\u0063 \u0028\u0025\u0054\u0029",_bacc );
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0045\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065");};if *_ffa !=0&&*_ffa !=1{return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0045\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065\u0020\u0076\u0061\u006c\u0075e\u0020\u0028\u006e\u006f\u0074 \u0030\u0020o\u0072\u0020\u0031\u0029");
};_gdb .EarlyChange =int (*_ffa );}else {_gdb .EarlyChange =1;};if _ecgae ==nil {return _gdb ,nil ;};if _fcf ,_bace :=GetIntVal (_ecgae .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065"));_bace {if _fcf ==0||_fcf ==1{_gdb .EarlyChange =_fcf ;
}else {_bbb .Log .Debug ("W\u0041\u0052\u004e\u003a\u0020\u0069n\u0076\u0061\u006c\u0069\u0064\u0020E\u0061\u0072\u006c\u0079\u0043\u0068\u0061n\u0067\u0065\u0020\u0076\u0061\u006c\u0075\u0065\u003a\u0020%\u0064",_fcf );};};_bacc =_ecgae .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr");
if _bacc !=nil {_dafg ,_agca :=_bacc .(*PdfObjectInteger );if !_agca {_bbb .Log .Debug ("E\u0072\u0072\u006f\u0072\u003a\u0020\u0050\u0072\u0065d\u0069\u0063\u0074\u006f\u0072\u0020\u0073pe\u0063\u0069\u0066\u0069e\u0064\u0020\u0062\u0075\u0074\u0020\u006e\u006f\u0074 n\u0075\u006de\u0072\u0069\u0063\u0020\u0028\u0025\u0054\u0029",_bacc );
return nil ,_gd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0050\u0072\u0065\u0064i\u0063\u0074\u006f\u0072");};_gdb .Predictor =int (*_dafg );};_bacc =_ecgae .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
if _bacc !=nil {_cfga ,_fffe :=_bacc .(*PdfObjectInteger );if !_fffe {_bbb .Log .Debug ("\u0045\u0052\u0052O\u0052\u003a\u0020\u0049n\u0076\u0061\u006c\u0069\u0064\u0020\u0042i\u0074\u0073\u0050\u0065\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
return nil ,_gd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050e\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");};_gdb .BitsPerComponent =int (*_cfga );};if _gdb .Predictor > 1{_gdb .Columns =1;_bacc =_ecgae .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073");
if _bacc !=nil {_ccf ,_cbcd :=_bacc .(*PdfObjectInteger );if !_cbcd {return nil ,_gd .Errorf ("\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u0063\u006f\u006cu\u006d\u006e\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064");};_gdb .Columns =int (*_ccf );
};_gdb .Colors =1;_bacc =_ecgae .Get ("\u0043\u006f\u006c\u006f\u0072\u0073");if _bacc !=nil {_cgfg ,_dbbd :=_bacc .(*PdfObjectInteger );if !_dbbd {return nil ,_gd .Errorf ("\u0070\u0072\u0065d\u0069\u0063\u0074\u006fr\u0020\u0063\u006f\u006c\u006f\u0072\u0073 \u006e\u006f\u0074\u0020\u0061\u006e\u0020\u0069\u006e\u0074\u0065\u0067\u0065\u0072");
};_gdb .Colors =int (*_cgfg );};};_bbb .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_ecgae .String ());return _gdb ,nil ;};

// SetPredictor sets the predictor function.  Specify the number of columns per row.
// The columns indicates the number of samples per row.
// Used for grouping data together for compression.
func (_eec *FlateEncoder )SetPredictor (columns int ){_eec .Predictor =11;_eec .Columns =columns };

// WriteString outputs the object as it is to be written to file.
func (_baeb *PdfObjectArray )WriteString ()string {var _egff _bb .Builder ;_egff .WriteString ("\u005b");for _fdeef ,_agag :=range _baeb .Elements (){_egff .WriteString (_agag .WriteString ());if _fdeef < (_baeb .Len ()-1){_egff .WriteString ("\u0020");
};};_egff .WriteString ("\u005d");return _egff .String ();};

// DecodeStream decodes the stream data and returns the decoded data.
// An error is returned upon failure.
func DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_bbb .Log .Trace ("\u0044\u0065\u0063\u006f\u0064\u0065\u0020\u0073\u0074\u0072\u0065\u0061\u006d");_bddf ,_fbgg :=NewEncoderFromStream (streamObj );if _fbgg !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0064\u0065\u0063\u006f\u0064\u0069n\u0067\u0020\u0066\u0061\u0069\u006c\u0065d\u003a\u0020\u0025\u0076",_fbgg );
return nil ,_fbgg ;};_bbb .Log .Trace ("\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u0023\u0076\u000a",_bddf );_baee ,_fbgg :=_bddf .DecodeStream (streamObj );if _fbgg !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0064\u0065\u0063\u006f\u0064\u0069n\u0067\u0020\u0066\u0061\u0069\u006c\u0065d\u003a\u0020\u0025\u0076",_fbgg );
return nil ,_fbgg ;};return _baee ,nil ;};

// UpdateParams updates the parameter values of the encoder.
func (_gdgc *CCITTFaxEncoder )UpdateParams (params *PdfObjectDictionary ){if _gfda ,_ddeaf :=GetNumberAsInt64 (params .Get ("\u004b"));_ddeaf ==nil {_gdgc .K =int (_gfda );};if _ede ,_cffdf :=GetNumberAsInt64 (params .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073"));
_cffdf ==nil {_gdgc .Columns =int (_ede );}else if _ede ,_cffdf =GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));_cffdf ==nil {_gdgc .Columns =int (_ede );};if _agecd ,_dfda :=GetNumberAsInt64 (params .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));
_dfda ==nil {_gdgc .BlackIs1 =_agecd > 0;}else {if _ffae ,_dfed :=GetBoolVal (params .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_dfed {_gdgc .BlackIs1 =_ffae ;}else {if _faae ,_ecda :=GetArray (params .Get ("\u0044\u0065\u0063\u006f\u0064\u0065"));
_ecda {_ffb ,_afdd :=_faae .ToIntegerArray ();if _afdd ==nil {_gdgc .BlackIs1 =_ffb [0]==1&&_ffb [1]==0;};};};};if _eedb ,_dccc :=GetNumberAsInt64 (params .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));
_dccc ==nil {_gdgc .EncodedByteAlign =_eedb > 0;}else {if _dcdc ,_ddg :=GetBoolVal (params .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));_ddg {_gdgc .EncodedByteAlign =_dcdc ;};};if _aada ,_afbdd :=GetNumberAsInt64 (params .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));
_afbdd ==nil {_gdgc .EndOfLine =_aada > 0;}else {if _bdgd ,_dbab :=GetBoolVal (params .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));_dbab {_gdgc .EndOfLine =_bdgd ;};};if _afgd ,_bea :=GetNumberAsInt64 (params .Get ("\u0052\u006f\u0077\u0073"));
_bea ==nil {_gdgc .Rows =int (_afgd );}else if _afgd ,_bea =GetNumberAsInt64 (params .Get ("\u0048\u0065\u0069\u0067\u0068\u0074"));_bea ==nil {_gdgc .Rows =int (_afgd );};if _gedd ,_eebc :=GetNumberAsInt64 (params .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));
_eebc ==nil {_gdgc .EndOfBlock =_gedd > 0;}else {if _efeg ,_cbgd :=GetBoolVal (params .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));_cbgd {_gdgc .EndOfBlock =_efeg ;};};if _fgac ,_egbae :=GetNumberAsInt64 (params .Get ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072"));
_egbae !=nil {_gdgc .DamagedRowsBeforeError =int (_fgac );};};

// DecodeStream decodes the stream containing CCITTFax encoded image data.
func (_eabd *CCITTFaxEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _eabd .DecodeBytes (streamObj .Stream );};

// GetNumberAsFloat returns the contents of `obj` as a float if it is an integer or float, or an
// error if it isn't.
func GetNumberAsFloat (obj PdfObject )(float64 ,error ){switch _eade :=obj .(type ){case *PdfObjectFloat :return float64 (*_eade ),nil ;case *PdfObjectInteger :return float64 (*_eade ),nil ;};return 0,ErrNotANumber ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_bacgd *RunLengthEncoder )MakeDecodeParams ()PdfObject {return nil };

// PdfObjectBool represents the primitive PDF boolean object.
type PdfObjectBool bool ;

// GetObjectStreams returns the *PdfObjectStreams represented by the PdfObject. On type mismatch the found bool flag is
// false and a nil pointer is returned.
func GetObjectStreams (obj PdfObject )(_bedg *PdfObjectStreams ,_acfe bool ){_bedg ,_acfe =obj .(*PdfObjectStreams );return _bedg ,_acfe ;};

// XrefObject defines a cross reference entry which is a map between object number (with generation number) and the
// location of the actual object, either as a file offset (xref table entry), or as a location within an xref
// stream object (xref object stream).
type XrefObject struct{XType xrefType ;ObjectNumber int ;Generation int ;

// For normal xrefs (defined by OFFSET)
Offset int64 ;

// For xrefs to object streams.
OsObjNumber int ;OsObjIndex int ;};func (_bfca *PdfParser )parseXrefStream (_cfee *PdfObjectInteger )(*PdfObjectDictionary ,error ){if _cfee !=nil {_bbb .Log .Trace ("\u0058\u0052\u0065f\u0053\u0074\u006d\u0020x\u0072\u0065\u0066\u0020\u0074\u0061\u0062l\u0065\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0061\u0074\u0020\u0025\u0064",_cfee );
_bfca ._ddeg .Seek (int64 (*_cfee ),_gbb .SeekStart );_bfca ._eccg =_da .NewReader (_bfca ._ddeg );};_abed :=_bfca .GetFileOffset ();_cgaba ,_gbba :=_bfca .ParseIndirectObject ();if _gbba !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0046\u0061\u0069\u006c\u0065\u0064\u0020\u0074\u006f\u0020\u0072\u0065\u0061d\u0020\u0078\u0072\u0065\u0066\u0020\u006fb\u006a\u0065\u0063\u0074");
return nil ,_e .New ("\u0066\u0061\u0069\u006c\u0065\u0064\u0020\u0074\u006f\u0020\u0072e\u0061\u0064\u0020\u0078\u0072\u0065\u0066\u0020\u006f\u0062j\u0065\u0063\u0074");};_bbb .Log .Trace ("\u0058R\u0065f\u0053\u0074\u006d\u0020\u006fb\u006a\u0065c\u0074\u003a\u0020\u0025\u0073",_cgaba );
_cdef ,_aeaa :=_cgaba .(*PdfObjectStream );if !_aeaa {_bbb .Log .Debug ("\u0045R\u0052\u004fR\u003a\u0020\u0058R\u0065\u0066\u0053\u0074\u006d\u0020\u0070o\u0069\u006e\u0074\u0069\u006e\u0067 \u0074\u006f\u0020\u006e\u006f\u006e\u002d\u0073\u0074\u0072\u0065a\u006d\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0021");
return nil ,_e .New ("\u0058\u0052\u0065\u0066\u0053\u0074\u006d\u0020\u0070\u006f\u0069\u006e\u0074i\u006e\u0067\u0020\u0074\u006f\u0020a\u0020\u006e\u006f\u006e\u002d\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u006fb\u006a\u0065\u0063\u0074");};_acff :=_cdef .PdfObjectDictionary ;
_caacc ,_aeaa :=_cdef .PdfObjectDictionary .Get ("\u0053\u0069\u007a\u0065").(*PdfObjectInteger );if !_aeaa {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u004d\u0069\u0073\u0073\u0069\u006e\u0067\u0020\u0073\u0069\u007a\u0065\u0020f\u0072\u006f\u006d\u0020\u0078\u0072\u0065f\u0020\u0073\u0074\u006d");
return nil ,_e .New ("\u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0020\u0053\u0069\u007ae\u0020\u0066\u0072\u006f\u006d\u0020\u0078\u0072\u0065\u0066 \u0073\u0074\u006d");};if int64 (*_caacc )> 8388607{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0078\u0072\u0065\u0066\u0020\u0053\u0069\u007a\u0065\u0020\u0065x\u0063\u0065\u0065\u0064\u0065\u0064\u0020l\u0069\u006d\u0069\u0074\u002c\u0020\u006f\u0076\u0065\u0072\u00208\u0033\u0038\u0038\u0036\u0030\u0037\u0020\u0028\u0025\u0064\u0029",*_caacc );
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_fbfab :=_cdef .PdfObjectDictionary .Get ("\u0057");_cacc ,_aeaa :=_fbfab .(*PdfObjectArray );if !_aeaa {return nil ,_e .New ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0057\u0020\u0069\u006e\u0020x\u0072\u0065\u0066\u0020\u0073\u0074\u0072\u0065\u0061\u006d");
};_gceff :=_cacc .Len ();if _gceff !=3{_bbb .Log .Debug ("\u0045\u0052R\u004f\u0052\u003a\u0020\u0055\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0078\u0072\u0065\u0066\u0020\u0073\u0074\u006d\u0020\u0028\u006c\u0065\u006e\u0028\u0057\u0029\u0020\u0021\u003d\u0020\u0033\u0020\u002d\u0020\u0025\u0064\u0029",_gceff );
return nil ,_e .New ("\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0078\u0072\u0065f\u0020s\u0074\u006d\u0020\u006c\u0065\u006e\u0028\u0057\u0029\u0020\u0021\u003d\u0020\u0033");};var _ecgb []int64 ;for _fgad :=0;_fgad < 3;
_fgad ++{_gdgf ,_add :=GetInt (_cacc .Get (_fgad ));if !_add {return nil ,_e .New ("i\u006e\u0076\u0061\u006cid\u0020w\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u0074\u0079\u0070\u0065");};_ecgb =append (_ecgb ,int64 (*_gdgf ));};_gfaf ,_gbba :=DecodeStream (_cdef );
if _gbba !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052OR\u003a\u0020\u0055\u006e\u0061\u0062\u006c\u0065\u0020t\u006f \u0064e\u0063o\u0064\u0065\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u003a\u0020\u0025\u0076",_gbba );return nil ,_gbba ;};_bdcc :=int (_ecgb [0]);
_abba :=int (_ecgb [0]+_ecgb [1]);_daab :=int (_ecgb [0]+_ecgb [1]+_ecgb [2]);_aafd :=int (_ecgb [0]+_ecgb [1]+_ecgb [2]);if _bdcc < 0||_abba < 0||_daab < 0{_bbb .Log .Debug ("\u0045\u0072\u0072\u006fr\u0020\u0073\u0020\u0076\u0061\u006c\u0075\u0065\u0020\u003c \u0030 \u0028\u0025\u0064\u002c\u0025\u0064\u002c%\u0064\u0029",_bdcc ,_abba ,_daab );
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};if _aafd ==0{_bbb .Log .Debug ("\u004e\u006f\u0020\u0078\u0072\u0065\u0066\u0020\u006f\u0062\u006a\u0065\u0063t\u0073\u0020\u0069\u006e\u0020\u0073t\u0072\u0065\u0061\u006d\u0020\u0028\u0064\u0065\u006c\u0074\u0061\u0062\u0020=\u003d\u0020\u0030\u0029");
return _acff ,nil ;};_aacb :=len (_gfaf )/_aafd ;_egdb :=0;_baeg :=_cdef .PdfObjectDictionary .Get ("\u0049\u006e\u0064e\u0078");var _gcedd []int ;if _baeg !=nil {_bbb .Log .Trace ("\u0049n\u0064\u0065\u0078\u003a\u0020\u0025b",_baeg );_agggg ,_efbg :=_baeg .(*PdfObjectArray );
if !_efbg {_bbb .Log .Debug ("\u0049\u006e\u0076\u0061\u006ci\u0064\u0020\u0049\u006e\u0064\u0065\u0078\u0020\u006f\u0062\u006a\u0065\u0063t\u0020\u0028\u0073\u0068\u006f\u0075\u006c\u0064\u0020\u0062\u0065\u0020\u0061\u006e\u0020\u0061\u0072\u0072\u0061\u0079\u0029");
return nil ,_e .New ("i\u006ev\u0061\u006c\u0069\u0064\u0020\u0049\u006e\u0064e\u0078\u0020\u006f\u0062je\u0063\u0074");};if _agggg .Len ()%2!=0{_bbb .Log .Debug ("\u0057\u0041\u0052\u004eI\u004e\u0047\u0020\u0046\u0061\u0069\u006c\u0075\u0072e\u0020\u006c\u006f\u0061\u0064\u0069\u006e\u0067\u0020\u0078\u0072\u0065\u0066\u0020\u0073\u0074\u006d\u0020i\u006e\u0064\u0065\u0078\u0020n\u006f\u0074\u0020\u006d\u0075\u006c\u0074\u0069\u0070\u006c\u0065\u0020\u006f\u0066\u0020\u0032\u002e");
return nil ,_e .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_egdb =0;_eeeb ,_cafca :=_agggg .ToIntegerArray ();if _cafca !=nil {_bbb .Log .Debug ("\u0045\u0072\u0072\u006f\u0072 \u0067\u0065\u0074\u0074\u0069\u006e\u0067\u0020\u0069\u006e\u0064\u0065\u0078 \u0061\u0072\u0072\u0061\u0079\u0020\u0061\u0073\u0020\u0069\u006e\u0074\u0065\u0067\u0065\u0072\u0073\u003a\u0020\u0025\u0076",_cafca );
return nil ,_cafca ;};for _afef :=0;_afef < len (_eeeb );_afef +=2{_cadb :=_eeeb [_afef ];_eedd :=_eeeb [_afef +1];for _dcbf :=0;_dcbf < _eedd ;_dcbf ++{_gcedd =append (_gcedd ,_cadb +_dcbf );};_egdb +=_eedd ;};}else {for _ggg :=0;_ggg < int (*_caacc );
_ggg ++{_gcedd =append (_gcedd ,_ggg );};_egdb =int (*_caacc );};if _aacb ==_egdb +1{_bbb .Log .Debug ("\u0049n\u0063\u006f\u006d\u0070ati\u0062\u0069\u006c\u0069t\u0079\u003a\u0020\u0049\u006e\u0064\u0065\u0078\u0020\u006di\u0073\u0073\u0069\u006e\u0067\u0020\u0063\u006f\u0076\u0065\u0072\u0061\u0067\u0065\u0020\u006f\u0066\u0020\u0031\u0020\u006f\u0062\u006ae\u0063\u0074\u0020\u002d\u0020\u0061\u0070\u0070en\u0064\u0069\u006eg\u0020\u006f\u006e\u0065\u0020-\u0020M\u0061\u0079\u0020\u006c\u0065\u0061\u0064\u0020\u0074o\u0020\u0070\u0072\u006f\u0062\u006c\u0065\u006d\u0073");
_gega :=_egdb -1;for _ ,_cgfba :=range _gcedd {if _cgfba > _gega {_gega =_cgfba ;};};_gcedd =append (_gcedd ,_gega +1);_egdb ++;};if _aacb !=len (_gcedd ){_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020x\u0072\u0065\u0066 \u0073\u0074\u006d:\u0020\u006eu\u006d\u0020\u0065\u006e\u0074\u0072i\u0065s \u0021\u003d\u0020\u006c\u0065\u006e\u0028\u0069\u006e\u0064\u0069\u0063\u0065\u0073\u0029\u0020\u0028\u0025\u0064\u0020\u0021\u003d\u0020\u0025\u0064\u0029",_aacb ,len (_gcedd ));
return nil ,_e .New ("\u0078\u0072ef\u0020\u0073\u0074m\u0020\u006e\u0075\u006d en\u0074ri\u0065\u0073\u0020\u0021\u003d\u0020\u006cen\u0028\u0069\u006e\u0064\u0069\u0063\u0065s\u0029");};_bbb .Log .Trace ("\u004f\u0062j\u0065\u0063\u0074s\u0020\u0063\u006f\u0075\u006e\u0074\u0020\u0025\u0064",_egdb );
_bbb .Log .Trace ("\u0049\u006e\u0064i\u0063\u0065\u0073\u003a\u0020\u0025\u0020\u0064",_gcedd );_gdbg :=func (_dbba []byte )int64 {var _cagdf int64 ;for _fbae :=0;_fbae < len (_dbba );_fbae ++{_cagdf +=int64 (_dbba [_fbae ])*(1<<uint (8*(len (_dbba )-_fbae -1)));
};return _cagdf ;};_bbb .Log .Trace ("\u0044e\u0063\u006f\u0064\u0065d\u0020\u0073\u0074\u0072\u0065a\u006d \u006ce\u006e\u0067\u0074\u0068\u003a\u0020\u0025d",len (_gfaf ));_gbccb :=0;for _abad :=0;_abad < len (_gfaf );_abad +=_aafd {_bdfd :=_addc (len (_gfaf ),_abad ,_abad +_bdcc );
if _bdfd !=nil {_bbb .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_bdfd );return nil ,_bdfd ;};_gcdg :=_gfaf [_abad :_abad +_bdcc ];_bdfd =_addc (len (_gfaf ),_abad +_bdcc ,_abad +_abba );
if _bdfd !=nil {_bbb .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_bdfd );return nil ,_bdfd ;};_gbgc :=_gfaf [_abad +_bdcc :_abad +_abba ];_bdfd =_addc (len (_gfaf ),_abad +_abba ,_abad +_daab );
if _bdfd !=nil {_bbb .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_bdfd );return nil ,_bdfd ;};_gfgb :=_gfaf [_abad +_abba :_abad +_daab ];_gffd :=_gdbg (_gcdg );
_becc :=_gdbg (_gbgc );_dfa :=_gdbg (_gfgb );if _ecgb [0]==0{_gffd =1;};if _gbccb >=len (_gcedd ){_bbb .Log .Debug ("X\u0052\u0065\u0066\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0020\u002d\u0020\u0054\u0072\u0079\u0069\u006e\u0067\u0020\u0074\u006f\u0020\u0061\u0063\u0063e\u0073s\u0020\u0069\u006e\u0064e\u0078\u0020o\u0075\u0074\u0020\u006f\u0066\u0020\u0062\u006f\u0075\u006e\u0064\u0073\u0020\u002d\u0020\u0062\u0072\u0065\u0061\u006b\u0069\u006e\u0067");
break ;};_dbef :=_gcedd [_gbccb ];_gbccb ++;_bbb .Log .Trace ("%\u0064\u002e\u0020\u0070\u0031\u003a\u0020\u0025\u0020\u0078",_dbef ,_gcdg );_bbb .Log .Trace ("%\u0064\u002e\u0020\u0070\u0032\u003a\u0020\u0025\u0020\u0078",_dbef ,_gbgc );_bbb .Log .Trace ("%\u0064\u002e\u0020\u0070\u0033\u003a\u0020\u0025\u0020\u0078",_dbef ,_gfgb );
_bbb .Log .Trace ("\u0025d\u002e \u0078\u0072\u0065\u0066\u003a \u0025\u0064 \u0025\u0064\u0020\u0025\u0064",_dbef ,_gffd ,_becc ,_dfa );if _gffd ==0{_bbb .Log .Trace ("-\u0020\u0046\u0072\u0065\u0065\u0020o\u0062\u006a\u0065\u0063\u0074\u0020-\u0020\u0063\u0061\u006e\u0020\u0070\u0072o\u0062\u0061\u0062\u006c\u0079\u0020\u0069\u0067\u006e\u006fr\u0065");
}else if _gffd ==1{_bbb .Log .Trace ("\u002d\u0020I\u006e\u0020\u0075\u0073e\u0020\u002d \u0075\u006e\u0063\u006f\u006d\u0070\u0072\u0065s\u0073\u0065\u0064\u0020\u0076\u0069\u0061\u0020\u006f\u0066\u0066\u0073e\u0074\u0020\u0025\u0062",_gbgc );if _becc ==_abed {_bbb .Log .Debug ("\u0055\u0070d\u0061\u0074\u0069\u006e\u0067\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0020\u0066\u006f\u0072\u0020\u0058\u0052\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u0020\u0025\u0064\u0020\u002d\u003e\u0020\u0025\u0064",_dbef ,_cdef .ObjectNumber );
_dbef =int (_cdef .ObjectNumber );};if _bfea ,_aaaf :=_bfca ._bccd .ObjectMap [_dbef ];!_aaaf ||int (_dfa )> _bfea .Generation {_cffa :=XrefObject {ObjectNumber :_dbef ,XType :XrefTypeTableEntry ,Offset :_becc ,Generation :int (_dfa )};_bfca ._bccd .ObjectMap [_dbef ]=_cffa ;
};}else if _gffd ==2{_bbb .Log .Trace ("\u002d\u0020\u0049\u006e \u0075\u0073\u0065\u0020\u002d\u0020\u0063\u006f\u006d\u0070r\u0065s\u0073\u0065\u0064\u0020\u006f\u0062\u006ae\u0063\u0074");if _ ,_abcc :=_bfca ._bccd .ObjectMap [_dbef ];!_abcc {_bgcf :=XrefObject {ObjectNumber :_dbef ,XType :XrefTypeObjectStream ,OsObjNumber :int (_becc ),OsObjIndex :int (_dfa )};
_bfca ._bccd .ObjectMap [_dbef ]=_bgcf ;_bbb .Log .Trace ("\u0065\u006e\u0074\u0072\u0079\u003a\u0020\u0025\u002b\u0076",_bgcf );};}else {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052:\u0020\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u0049\u004e\u0056\u0041L\u0049\u0044\u0020\u0054\u0059\u0050\u0045\u0020\u0058\u0072\u0065\u0066\u0053\u0074\u006d\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u003f\u002d\u002d\u002d\u002d\u002d\u002d-");
continue ;};};if _bfca ._eggd ==nil {_cacb :=XrefTypeObjectStream ;_bfca ._eggd =&_cacb ;};return _acff ,nil ;};

// LookupByNumber looks up a PdfObject by object number.  Returns an error on failure.
func (_cde *PdfParser )LookupByNumber (objNumber int )(PdfObject ,error ){_adb ,_ ,_cf :=_cde .lookupByNumberWrapper (objNumber ,true );return _adb ,_cf ;};

// JBIG2CompressionType defines the enum compression type used by the JBIG2Encoder.
type JBIG2CompressionType int ;func _gceb (_eebb *PdfObjectDictionary )(_dacc *_ecg .ImageBase ){var (_ggcg *PdfObjectInteger ;_edfae bool ;);if _ggcg ,_edfae =_eebb .Get ("\u0057\u0069\u0064t\u0068").(*PdfObjectInteger );_edfae {_dacc =&_ecg .ImageBase {Width :int (*_ggcg )};
}else {return nil ;};if _ggcg ,_edfae =_eebb .Get ("\u0048\u0065\u0069\u0067\u0068\u0074").(*PdfObjectInteger );_edfae {_dacc .Height =int (*_ggcg );};if _ggcg ,_edfae =_eebb .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074").(*PdfObjectInteger );
_edfae {_dacc .BitsPerComponent =int (*_ggcg );};if _ggcg ,_edfae =_eebb .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073").(*PdfObjectInteger );_edfae {_dacc .ColorComponents =int (*_ggcg );};return _dacc ;};

// String returns a string describing `stream`.
func (_ffec *PdfObjectStream )String ()string {return _gd .Sprintf ("O\u0062j\u0065\u0063\u0074\u0020\u0073\u0074\u0072\u0065a\u006d\u0020\u0025\u0064: \u0025\u0073",_ffec .ObjectNumber ,_ffec .PdfObjectDictionary );};

// MakeIndirectObject creates an PdfIndirectObject with a specified direct object PdfObject.
func MakeIndirectObject (obj PdfObject )*PdfIndirectObject {_geceb :=&PdfIndirectObject {};_geceb .PdfObject =obj ;return _geceb ;};

// Inspect analyzes the document object structure. Returns a map of object types (by name) with the instance count
// as value.
func (_dfab *PdfParser )Inspect ()(map[string ]int ,error ){return _dfab .inspect ()};

// DecodeBytes decodes a slice of Flate encoded bytes and returns the result.
func (_bbfg *FlateEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_bbb .Log .Trace ("\u0046\u006c\u0061\u0074\u0065\u0044\u0065\u0063\u006f\u0064\u0065\u0020b\u0079\u0074\u0065\u0073");if len (encoded )==0{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0065\u006d\u0070\u0074\u0079\u0020\u0046\u006c\u0061\u0074\u0065 e\u006ec\u006f\u0064\u0065\u0064\u0020\u0062\u0075\u0066\u0066\u0065\u0072\u002e \u0052\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067\u0020\u0065\u006d\u0070\u0074\u0079\u0020\u0062y\u0074\u0065\u0020\u0073\u006c\u0069\u0063\u0065\u002e");
return []byte {},nil ;};_dffb :=_ece .NewReader (encoded );_aefb ,_dgag :=_ea .NewReader (_dffb );if _dgag !=nil {_bbb .Log .Debug ("\u0044e\u0063o\u0064\u0069\u006e\u0067\u0020e\u0072\u0072o\u0072\u0020\u0025\u0076\u000a",_dgag );_bbb .Log .Debug ("\u0053t\u0072e\u0061\u006d\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (encoded ),encoded );
return nil ,_dgag ;};defer _aefb .Close ();var _dbc _ece .Buffer ;_dbc .ReadFrom (_aefb );return _dbc .Bytes (),nil ;};func (_gcfd *PdfParser )parseString ()(*PdfObjectString ,error ){_gcfd ._eccg .ReadByte ();var _cfgfb _ece .Buffer ;_fdggf :=1;for {_abaf ,_gaaa :=_gcfd ._eccg .Peek (1);
if _gaaa !=nil {return MakeString (_cfgfb .String ()),_gaaa ;};if _abaf [0]=='\\'{_gcfd ._eccg .ReadByte ();_geeg ,_ffeb :=_gcfd ._eccg .ReadByte ();if _ffeb !=nil {return MakeString (_cfgfb .String ()),_ffeb ;};if IsOctalDigit (_geeg ){_baac ,_bgcg :=_gcfd ._eccg .Peek (2);
if _bgcg !=nil {return MakeString (_cfgfb .String ()),_bgcg ;};var _agfc []byte ;_agfc =append (_agfc ,_geeg );for _ ,_deab :=range _baac {if IsOctalDigit (_deab ){_agfc =append (_agfc ,_deab );}else {break ;};};_gcfd ._eccg .Discard (len (_agfc )-1);_bbb .Log .Trace ("\u004e\u0075\u006d\u0065ri\u0063\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u0020\u0022\u0025\u0073\u0022",_agfc );
_bdfb ,_bgcg :=_ge .ParseUint (string (_agfc ),8,32);if _bgcg !=nil {return MakeString (_cfgfb .String ()),_bgcg ;};_cfgfb .WriteByte (byte (_bdfb ));continue ;};switch _geeg {case 'n':_cfgfb .WriteRune ('\n');case 'r':_cfgfb .WriteRune ('\r');case 't':_cfgfb .WriteRune ('\t');
case 'b':_cfgfb .WriteRune ('\b');case 'f':_cfgfb .WriteRune ('\f');case '(':_cfgfb .WriteRune ('(');case ')':_cfgfb .WriteRune (')');case '\\':_cfgfb .WriteRune ('\\');};continue ;}else if _abaf [0]=='('{_fdggf ++;}else if _abaf [0]==')'{_fdggf --;if _fdggf ==0{_gcfd ._eccg .ReadByte ();
break ;};};_bda ,_ :=_gcfd ._eccg .ReadByte ();_cfgfb .WriteByte (_bda );};return MakeString (_cfgfb .String ()),nil ;};

// LZWEncoder provides LZW encoding/decoding functionality.
type LZWEncoder struct{Predictor int ;BitsPerComponent int ;

// For predictors
Columns int ;Colors int ;

// LZW algorithm setting.
EarlyChange int ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_ecbg *RawEncoder )MakeStreamDict ()*PdfObjectDictionary {return MakeDict ()};

// Version represents a version of a PDF standard.
type Version struct{Major int ;Minor int ;};

// Read implementation of Read interface.
func (_aagb *limitedReadSeeker )Read (p []byte )(_cbfc int ,_fcbg error ){_ebef ,_fcbg :=_aagb ._gadgd .Seek (0,_gbb .SeekCurrent );if _fcbg !=nil {return 0,_fcbg ;};_bega :=_aagb ._aeef -_ebef ;if _bega ==0{return 0,_gbb .EOF ;};if _caaf :=int64 (len (p ));
_caaf < _bega {_bega =_caaf ;};_agdf :=make ([]byte ,_bega );_cbfc ,_fcbg =_aagb ._gadgd .Read (_agdf );copy (p ,_agdf );return _cbfc ,_fcbg ;};

// Resolve resolves the reference and returns the indirect or stream object.
// If the reference cannot be resolved, a *PdfObjectNull object is returned.
func (_gabf *PdfObjectReference )Resolve ()PdfObject {if _gabf ._eddeb ==nil {return MakeNull ();};_accee ,_ ,_gfcbg :=_gabf ._eddeb .resolveReference (_gabf );if _gfcbg !=nil {_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0072\u0065\u0073\u006f\u006cv\u0069\u006e\u0067\u0020\u0072\u0065\u0066\u0065r\u0065n\u0063\u0065\u003a\u0020\u0025\u0076\u0020\u002d\u0020\u0072\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067 \u006e\u0075\u006c\u006c\u0020\u006f\u0062\u006a\u0065\u0063\u0074",_gfcbg );
return MakeNull ();};if _accee ==nil {_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0072\u0065\u0073ol\u0076\u0069\u006e\u0067\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065:\u0020\u006ei\u006c\u0020\u006fb\u006a\u0065\u0063\u0074\u0020\u002d\u0020\u0072\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067 \u0061\u0020nu\u006c\u006c\u0020o\u0062\u006a\u0065\u0063\u0074");
return MakeNull ();};return _accee ;};type cryptFilters map[string ]_cg .Filter ;func (_edaa *PdfParser )parseBool ()(PdfObjectBool ,error ){_cdegg ,_aagd :=_edaa ._eccg .Peek (4);if _aagd !=nil {return PdfObjectBool (false ),_aagd ;};if (len (_cdegg )>=4)&&(string (_cdegg [:4])=="\u0074\u0072\u0075\u0065"){_edaa ._eccg .Discard (4);
return PdfObjectBool (true ),nil ;};_cdegg ,_aagd =_edaa ._eccg .Peek (5);if _aagd !=nil {return PdfObjectBool (false ),_aagd ;};if (len (_cdegg )>=5)&&(string (_cdegg [:5])=="\u0066\u0061\u006cs\u0065"){_edaa ._eccg .Discard (5);return PdfObjectBool (false ),nil ;
};return PdfObjectBool (false ),_e .New ("\u0075n\u0065\u0078\u0070\u0065c\u0074\u0065\u0064\u0020\u0062o\u006fl\u0065a\u006e\u0020\u0073\u0074\u0072\u0069\u006eg");};

// GetFloat returns the *PdfObjectFloat represented by the PdfObject directly or indirectly within an indirect
// object. On type mismatch the found bool flag is false and a nil pointer is returned.
func GetFloat (obj PdfObject )(_adccg *PdfObjectFloat ,_dagg bool ){_adccg ,_dagg =TraceToDirectObject (obj ).(*PdfObjectFloat );return _adccg ,_dagg ;};

// Resolve resolves a PdfObject to direct object, looking up and resolving references as needed (unlike TraceToDirect).
func (_fee *PdfParser )Resolve (obj PdfObject )(PdfObject ,error ){_eaa ,_cfc :=obj .(*PdfObjectReference );if !_cfc {return obj ,nil ;};_dcb :=_fee .GetFileOffset ();defer func (){_fee .SetFileOffset (_dcb )}();_gagg ,_ffe :=_fee .LookupByReference (*_eaa );
if _ffe !=nil {return nil ,_ffe ;};_gcb ,_aca :=_gagg .(*PdfIndirectObject );if !_aca {return _gagg ,nil ;};_gagg =_gcb .PdfObject ;_ ,_cfc =_gagg .(*PdfObjectReference );if _cfc {return _gcb ,_e .New ("\u006d\u0075lt\u0069\u0020\u0064e\u0070\u0074\u0068\u0020tra\u0063e \u0070\u006f\u0069\u006e\u0074\u0065\u0072 t\u006f\u0020\u0070\u006f\u0069\u006e\u0074e\u0072");
};return _gagg ,nil ;};

// String returns a string describing `null`.
func (_ccfa *PdfObjectNull )String ()string {return "\u006e\u0075\u006c\u006c"};type objectStream struct{N int ;_cee []byte ;_bg map[int ]int64 ;};func (_abd *PdfParser )parseDetailedHeader ()(_cff error ){_abd ._ddeg .Seek (0,_gbb .SeekStart );_abd ._eccg =_da .NewReader (_abd ._ddeg );
_ggcd :=20;_aad :=make ([]byte ,_ggcd );var (_degf bool ;_ded int ;);for {_cgga ,_bgdg :=_abd ._eccg .ReadByte ();if _bgdg !=nil {if _bgdg ==_gbb .EOF {break ;}else {return _bgdg ;};};if IsDecimalDigit (_cgga )&&_aad [_ggcd -1]=='.'&&IsDecimalDigit (_aad [_ggcd -2])&&_aad [_ggcd -3]=='-'&&_aad [_ggcd -4]=='F'&&_aad [_ggcd -5]=='D'&&_aad [_ggcd -6]=='P'&&_aad [_ggcd -7]=='%'{_abd ._ecdb =Version {Major :int (_aad [_ggcd -2]-'0'),Minor :int (_cgga -'0')};
_abd ._facd ._bcb =_ded -7;_degf =true ;break ;};_ded ++;_aad =append (_aad [1:_ggcd ],_cgga );};if !_degf {return _gd .Errorf ("n\u006f \u0066\u0069\u006c\u0065\u0020\u0068\u0065\u0061d\u0065\u0072\u0020\u0066ou\u006e\u0064");};_adcc ,_cff :=_abd ._eccg .ReadByte ();
if _cff ==_gbb .EOF {return _gd .Errorf ("\u006eo\u0074\u0020\u0061\u0020\u0076\u0061\u006c\u0069\u0064\u0020\u0050d\u0066\u0020\u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074");};if _cff !=nil {return _cff ;};_abd ._facd ._ddec =_adcc =='\n';_adcc ,_cff =_abd ._eccg .ReadByte ();
if _cff !=nil {return _gd .Errorf ("\u006e\u006f\u0074\u0020a\u0020\u0076\u0061\u006c\u0069\u0064\u0020\u0070\u0064\u0066 \u0064o\u0063\u0075\u006d\u0065\u006e\u0074\u003a \u0025\u0077",_cff );};if _adcc !='%'{return nil ;};_cffb :=make ([]byte ,4);_ ,_cff =_abd ._eccg .Read (_cffb );
if _cff !=nil {return _gd .Errorf ("\u006e\u006f\u0074\u0020a\u0020\u0076\u0061\u006c\u0069\u0064\u0020\u0070\u0064\u0066 \u0064o\u0063\u0075\u006d\u0065\u006e\u0074\u003a \u0025\u0077",_cff );};_abd ._facd ._eaed =[4]byte {_cffb [0],_cffb [1],_cffb [2],_cffb [3]};
return nil ;};

// PdfObjectReference represents the primitive PDF reference object.
type PdfObjectReference struct{_eddeb *PdfParser ;ObjectNumber int64 ;GenerationNumber int64 ;};type xrefType int ;

// ParseDict reads and parses a PDF dictionary object enclosed with '<<' and '>>'
func (_cef *PdfParser )ParseDict ()(*PdfObjectDictionary ,error ){_bbb .Log .Trace ("\u0052\u0065\u0061\u0064\u0069\u006e\u0067\u0020\u0050\u0044\u0046\u0020D\u0069\u0063\u0074\u0021");_fafc :=MakeDict ();_fafc ._afaee =_cef ;_cbba ,_ :=_cef ._eccg .ReadByte ();
if _cbba !='<'{return nil ,_e .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0064\u0069\u0063\u0074");};_cbba ,_ =_cef ._eccg .ReadByte ();if _cbba !='<'{return nil ,_e .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0064\u0069\u0063\u0074");};
for {_cef .skipSpaces ();_cef .skipComments ();_egcc ,_fgeb :=_cef ._eccg .Peek (2);if _fgeb !=nil {return nil ,_fgeb ;};_bbb .Log .Trace ("D\u0069c\u0074\u0020\u0070\u0065\u0065\u006b\u003a\u0020%\u0073\u0020\u0028\u0025 x\u0029\u0021",string (_egcc ),string (_egcc ));
if (_egcc [0]=='>')&&(_egcc [1]=='>'){_bbb .Log .Trace ("\u0045\u004f\u0046\u0020\u0064\u0069\u0063\u0074\u0069o\u006e\u0061\u0072\u0079");_cef ._eccg .ReadByte ();_cef ._eccg .ReadByte ();break ;};_bbb .Log .Trace ("\u0050a\u0072s\u0065\u0020\u0074\u0068\u0065\u0020\u006e\u0061\u006d\u0065\u0021");
_bbaa ,_fgeb :=_cef .parseName ();_bbb .Log .Trace ("\u004be\u0079\u003a\u0020\u0025\u0073",_bbaa );if _fgeb !=nil {_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u0020\u0052e\u0074\u0075\u0072\u006e\u0069\u006e\u0067\u0020\u006ea\u006d\u0065\u0020e\u0072r\u0020\u0025\u0073",_fgeb );
return nil ,_fgeb ;};if len (_bbaa )> 4&&_bbaa [len (_bbaa )-4:]=="\u006e\u0075\u006c\u006c"{_eace :=_bbaa [0:len (_bbaa )-4];_bbb .Log .Debug ("\u0054\u0061\u006b\u0069n\u0067\u0020\u0063\u0061\u0072\u0065\u0020\u006f\u0066\u0020n\u0075l\u006c\u0020\u0062\u0075\u0067\u0020\u0028%\u0073\u0029",_bbaa );
_bbb .Log .Debug ("\u004e\u0065\u0077\u0020ke\u0079\u0020\u0022\u0025\u0073\u0022\u0020\u003d\u0020\u006e\u0075\u006c\u006c",_eace );_cef .skipSpaces ();_abdc ,_ :=_cef ._eccg .Peek (1);if _abdc [0]=='/'{_fafc .Set (_eace ,MakeNull ());continue ;};};_cef .skipSpaces ();
_gbcb ,_fgeb :=_cef .parseObject ();if _fgeb !=nil {return nil ,_fgeb ;};_fafc .Set (_bbaa ,_gbcb );if _bbb .Log .IsLogLevel (_bbb .LogLevelTrace ){_bbb .Log .Trace ("\u0064\u0069\u0063\u0074\u005b\u0025\u0073\u005d\u0020\u003d\u0020\u0025\u0073",_bbaa ,_gbcb .String ());
};};_bbb .Log .Trace ("\u0072\u0065\u0074\u0075rn\u0069\u006e\u0067\u0020\u0050\u0044\u0046\u0020\u0044\u0069\u0063\u0074\u0021");return _fafc ,nil ;};

// DecodeBytes decodes a slice of JBIG2 encoded bytes and returns the results.
func (_aaad *JBIG2Encoder )DecodeBytes (encoded []byte )([]byte ,error ){return _cd .DecodeBytes (encoded ,_a .Parameters {},_aaad .Globals );};var _eacg =_ec .MustCompile ("\u0025\u0025\u0045\u004f\u0046\u003f");

// GetString returns the *PdfObjectString represented by the PdfObject directly or indirectly within an indirect
// object. On type mismatch the found bool flag is false and a nil pointer is returned.
func GetString (obj PdfObject )(_fedc *PdfObjectString ,_dfag bool ){_fedc ,_dfag =TraceToDirectObject (obj ).(*PdfObjectString );return _fedc ,_dfag ;};

// ASCII85Encoder implements ASCII85 encoder/decoder.
type ASCII85Encoder struct{};var _ddgb =_e .New ("\u0045\u004f\u0046\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");func (_bcfe *PdfParser )inspect ()(map[string ]int ,error ){_bbb .Log .Trace ("\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u0049\u004e\u0053P\u0045\u0043\u0054\u0020\u002d\u002d\u002d\u002d\u002d\u002d-\u002d\u002d\u002d");
_bbb .Log .Trace ("X\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u003a");_eedg :=map[string ]int {};_fdabc :=0;_ceab :=0;var _fgge []int ;for _cabe :=range _bcfe ._bccd .ObjectMap {_fgge =append (_fgge ,_cabe );};_eg .Ints (_fgge );_gcefe :=0;
for _ ,_beaae :=range _fgge {_fbacaf :=_bcfe ._bccd .ObjectMap [_beaae ];if _fbacaf .ObjectNumber ==0{continue ;};_fdabc ++;_bbb .Log .Trace ("\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d");_bbb .Log .Trace ("\u004c\u006f\u006f\u006bi\u006e\u0067\u0020\u0075\u0070\u0020\u006f\u0062\u006a\u0065c\u0074 \u006e\u0075\u006d\u0062\u0065\u0072\u003a \u0025\u0064",_fbacaf .ObjectNumber );
_gbaa ,_cbdf :=_bcfe .LookupByNumber (_fbacaf .ObjectNumber );if _cbdf !=nil {_bbb .Log .Trace ("\u0045\u0052\u0052\u004f\u0052\u003a \u0046\u0061\u0069\u006c\u0020\u0074\u006f\u0020\u006c\u006f\u006f\u006b\u0075p\u0020\u006f\u0062\u006a\u0020\u0025\u0064 \u0028\u0025\u0073\u0029",_fbacaf .ObjectNumber ,_cbdf );
_ceab ++;continue ;};_bbb .Log .Trace ("\u006fb\u006a\u003a\u0020\u0025\u0073",_gbaa );_ebbbg ,_fdfb :=_gbaa .(*PdfIndirectObject );if _fdfb {_bbb .Log .Trace ("\u0049N\u0044 \u004f\u004f\u0042\u004a\u0020\u0025\u0064\u003a\u0020\u0025\u0073",_fbacaf .ObjectNumber ,_ebbbg );
_fbaf ,_agfd :=_ebbbg .PdfObject .(*PdfObjectDictionary );if _agfd {if _ecbc ,_efdd :=_fbaf .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );_efdd {_cadag :=string (*_ecbc );_bbb .Log .Trace ("\u002d\u002d\u002d\u003e\u0020\u004f\u0062\u006a\u0020\u0074\u0079\u0070e\u003a\u0020\u0025\u0073",_cadag );
_ ,_eacc :=_eedg [_cadag ];if _eacc {_eedg [_cadag ]++;}else {_eedg [_cadag ]=1;};}else if _dabe ,_eddbe :=_fbaf .Get ("\u0053u\u0062\u0074\u0079\u0070\u0065").(*PdfObjectName );_eddbe {_gcgfb :=string (*_dabe );_bbb .Log .Trace ("-\u002d-\u003e\u0020\u004f\u0062\u006a\u0020\u0073\u0075b\u0074\u0079\u0070\u0065: \u0025\u0073",_gcgfb );
_ ,_eafcd :=_eedg [_gcgfb ];if _eafcd {_eedg [_gcgfb ]++;}else {_eedg [_gcgfb ]=1;};};if _adacb ,_dabd :=_fbaf .Get ("\u0053").(*PdfObjectName );_dabd &&*_adacb =="\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"{_ ,_gafe :=_eedg ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"];
if _gafe {_eedg ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"]++;}else {_eedg ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"]=1;};};};}else if _gfgc ,_afgg :=_gbaa .(*PdfObjectStream );_afgg {if _bdedb ,_adff :=_gfgc .PdfObjectDictionary .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_adff {_bbb .Log .Trace ("\u002d\u002d\u003e\u0020\u0053\u0074\u0072\u0065\u0061\u006d\u0020o\u0062\u006a\u0065\u0063\u0074\u0020\u0074\u0079\u0070\u0065:\u0020\u0025\u0073",*_bdedb );_bcec :=string (*_bdedb );_eedg [_bcec ]++;};}else {_dbeg ,_fedcd :=_gbaa .(*PdfObjectDictionary );
if _fedcd {_fcbf ,_fadbd :=_dbeg .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );if _fadbd {_eedbe :=string (*_fcbf );_bbb .Log .Trace ("\u002d-\u002d \u006f\u0062\u006a\u0020\u0074\u0079\u0070\u0065\u0020\u0025\u0073",_eedbe );_eedg [_eedbe ]++;};
};_bbb .Log .Trace ("\u0044\u0049\u0052\u0045\u0043\u0054\u0020\u004f\u0042\u004a\u0020\u0025d\u003a\u0020\u0025\u0073",_fbacaf .ObjectNumber ,_gbaa );};_gcefe ++;};_bbb .Log .Trace ("\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u0045\u004fF\u0020\u0049\u004e\u0053\u0050\u0045\u0043T\u0020\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u002d\u002d");
_bbb .Log .Trace ("\u003d=\u003d\u003d\u003d\u003d\u003d");_bbb .Log .Trace ("\u004f\u0062j\u0065\u0063\u0074 \u0063\u006f\u0075\u006e\u0074\u003a\u0020\u0025\u0064",_fdabc );_bbb .Log .Trace ("\u0046\u0061\u0069\u006c\u0065\u0064\u0020\u006c\u006f\u006f\u006b\u0075p\u003a\u0020\u0025\u0064",_ceab );
for _dbaf ,_afcd :=range _eedg {_bbb .Log .Trace ("\u0025\u0073\u003a\u0020\u0025\u0064",_dbaf ,_afcd );};_bbb .Log .Trace ("\u003d=\u003d\u003d\u003d\u003d\u003d");if len (_bcfe ._bccd .ObjectMap )< 1{_bbb .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0054\u0068\u0069\u0073 \u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074 \u0069s\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0028\u0078\u0072\u0065\u0066\u0020\u0074\u0061\u0062l\u0065\u0020\u006d\u0069\u0073\u0073\u0069\u006e\u0067\u0021\u0029");
return nil ,_gd .Errorf ("\u0069\u006ev\u0061\u006c\u0069\u0064 \u0064\u006fc\u0075\u006d\u0065\u006e\u0074\u0020\u0028\u0078r\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u0020\u006d\u0069\u0073s\u0069\u006e\u0067\u0029");};_bdfbe ,_cdgbb :=_eedg ["\u0046\u006f\u006e\u0074"];
if !_cdgbb ||_bdfbe < 2{_bbb .Log .Trace ("\u0054\u0068\u0069s \u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074\u0020i\u0073 \u0070r\u006fb\u0061\u0062\u006c\u0079\u0020\u0073\u0063\u0061\u006e\u006e\u0065\u0064\u0021");}else {_bbb .Log .Trace ("\u0054\u0068\u0069\u0073\u0020\u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074\u0020\u0069\u0073\u0020\u0076\u0061\u006c\u0069\u0064\u0020\u0066o\u0072\u0020\u0065\u0078\u0074r\u0061\u0063t\u0069\u006f\u006e\u0021");
};return _eedg ,nil ;};

// Len returns the number of elements in the streams.
func (_ffbb *PdfObjectStreams )Len ()int {if _ffbb ==nil {return 0;};return len (_ffbb ._gddee );};

// MakeStream creates an PdfObjectStream with specified contents and encoding. If encoding is nil, then raw encoding
// will be used (i.e. no encoding applied).
func MakeStream (contents []byte ,encoder StreamEncoder )(*PdfObjectStream ,error ){_cdgfd :=&PdfObjectStream {};if encoder ==nil {encoder =NewRawEncoder ();};_cdgfd .PdfObjectDictionary =encoder .MakeStreamDict ();_dafc ,_abafe :=encoder .EncodeBytes (contents );
if _abafe !=nil {return nil ,_abafe ;};_cdgfd .PdfObjectDictionary .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_dafc ))));_cdgfd .Stream =_dafc ;return _cdgfd ,nil ;};

// String returns a string representation of `name`.
func (_gefb *PdfObjectName )String ()string {return string (*_gefb )};func (_cbgb *PdfParser )repairRebuildXrefsTopDown ()(*XrefTable ,error ){if _cbgb ._eeeae {return nil ,_gd .Errorf ("\u0072\u0065\u0070\u0061\u0069\u0072\u0020\u0066\u0061\u0069\u006c\u0065\u0064");
};_cbgb ._eeeae =true ;_cbgb ._ddeg .Seek (0,_gbb .SeekStart );_cbgb ._eccg =_da .NewReader (_cbgb ._ddeg );_ggca :=20;_ecfed :=make ([]byte ,_ggca );_cegb :=XrefTable {};_cegb .ObjectMap =make (map[int ]XrefObject );for {_adgcg ,_cffdfc :=_cbgb ._eccg .ReadByte ();
if _cffdfc !=nil {if _cffdfc ==_gbb .EOF {break ;}else {return nil ,_cffdfc ;};};if _adgcg =='j'&&_ecfed [_ggca -1]=='b'&&_ecfed [_ggca -2]=='o'&&IsWhiteSpace (_ecfed [_ggca -3]){_ccbb :=_ggca -4;for IsWhiteSpace (_ecfed [_ccbb ])&&_ccbb > 0{_ccbb --;};
if _ccbb ==0||!IsDecimalDigit (_ecfed [_ccbb ]){continue ;};for IsDecimalDigit (_ecfed [_ccbb ])&&_ccbb > 0{_ccbb --;};if _ccbb ==0||!IsWhiteSpace (_ecfed [_ccbb ]){continue ;};for IsWhiteSpace (_ecfed [_ccbb ])&&_ccbb > 0{_ccbb --;};if _ccbb ==0||!IsDecimalDigit (_ecfed [_ccbb ]){continue ;
};for IsDecimalDigit (_ecfed [_ccbb ])&&_ccbb > 0{_ccbb --;};if _ccbb ==0{continue ;};_eeac :=_cbgb .GetFileOffset ()-int64 (_ggca -_ccbb );_bfcda :=append (_ecfed [_ccbb +1:],_adgcg );_egga ,_fccf ,_gegb :=_fdcf (string (_bfcda ));if _gegb !=nil {_bbb .Log .Debug ("\u0055\u006e\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0070\u0061\u0072\u0073\u0065\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u006e\u0075\u006d\u0062\u0065r\u003a\u0020\u0025\u0076",_gegb );
return nil ,_gegb ;};if _agfa ,_dcca :=_cegb .ObjectMap [_egga ];!_dcca ||_agfa .Generation < _fccf {_gfcc :=XrefObject {};_gfcc .XType =XrefTypeTableEntry ;_gfcc .ObjectNumber =_egga ;_gfcc .Generation =_fccf ;_gfcc .Offset =_eeac ;_cegb .ObjectMap [_egga ]=_gfcc ;
};};_ecfed =append (_ecfed [1:_ggca ],_adgcg );};_cbgb ._bdb =nil ;return &_cegb ,nil ;};func (_eagf *PdfCrypt )encryptBytes (_dgf []byte ,_bfeef string ,_acde []byte )([]byte ,error ){_bbb .Log .Trace ("\u0045\u006e\u0063\u0072\u0079\u0070\u0074\u0020\u0062\u0079\u0074\u0065\u0073");
_gcd ,_cbcf :=_eagf ._gae [_bfeef ];if !_cbcf {return nil ,_gd .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_bfeef );};return _gcd .EncryptBytes (_dgf ,_acde );};func (_befa *PdfParser )parseNumber ()(PdfObject ,error ){return ParseNumber (_befa ._eccg )};
func (_fbb *PdfParser )checkPostEOFData ()error {const _dgeb ="\u0025\u0025\u0045O\u0046";_ ,_gde :=_fbb ._ddeg .Seek (-int64 (len ([]byte (_dgeb )))-1,_gbb .SeekEnd );if _gde !=nil {return _gde ;};_eegf :=make ([]byte ,len ([]byte (_dgeb ))+1);_ ,_gde =_fbb ._ddeg .Read (_eegf );
if _gde !=nil {if _gde !=_gbb .EOF {return _gde ;};};if string (_eegf )==_dgeb ||string (_eegf )==_dgeb +"\u000a"{_fbb ._facd ._cad =true ;};return nil ;};

// PdfObjectDictionary represents the primitive PDF dictionary/map object.
type PdfObjectDictionary struct{_bdaf map[PdfObjectName ]PdfObject ;_bccf []PdfObjectName ;_fdba *_ee .Mutex ;_afaee *PdfParser ;};

// GetFilterArray returns the names of the underlying encoding filters in an array that
// can be used as /Filter entry.
func (_gced *MultiEncoder )GetFilterArray ()*PdfObjectArray {_bcbe :=make ([]PdfObject ,len (_gced ._fffg ));for _ebad ,_bbbd :=range _gced ._fffg {_bcbe [_ebad ]=MakeName (_bbbd .GetFilterName ());};return MakeArray (_bcbe ...);};var _bdgf =_ec .MustCompile ("\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u0028\u005c\u0064\u002b)\u005c\u0073\u002a\u0024");


// String returns a descriptive information string about the encryption method used.
func (_gbcg *PdfCrypt )String ()string {if _gbcg ==nil {return "";};_cgbc :=_gbcg ._acd .Filter +"\u0020\u002d\u0020";if _gbcg ._acd .V ==0{_cgbc +="\u0055\u006e\u0064\u006fcu\u006d\u0065\u006e\u0074\u0065\u0064\u0020\u0061\u006c\u0067\u006f\u0072\u0069\u0074h\u006d";
}else if _gbcg ._acd .V ==1{_cgbc +="\u0052\u0043\u0034:\u0020\u0034\u0030\u0020\u0062\u0069\u0074\u0073";}else if _gbcg ._acd .V ==2{_cgbc +=_gd .Sprintf ("\u0052\u0043\u0034:\u0020\u0025\u0064\u0020\u0062\u0069\u0074\u0073",_gbcg ._acd .Length );}else if _gbcg ._acd .V ==3{_cgbc +="U\u006e\u0070\u0075\u0062li\u0073h\u0065\u0064\u0020\u0061\u006cg\u006f\u0072\u0069\u0074\u0068\u006d";
}else if _gbcg ._acd .V >=4{_cgbc +=_gd .Sprintf ("\u0053\u0074r\u0065\u0061\u006d\u0020f\u0069\u006ct\u0065\u0072\u003a\u0020\u0025\u0073\u0020\u002d \u0053\u0074\u0072\u0069\u006e\u0067\u0020\u0066\u0069\u006c\u0074\u0065r\u003a\u0020\u0025\u0073",_gbcg ._gec ,_gbcg ._gbaf );
_cgbc +="\u003b\u0020C\u0072\u0079\u0070t\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0073\u003a";for _ecdg ,_efg :=range _gbcg ._gae {_cgbc +=_gd .Sprintf ("\u0020\u002d\u0020\u0025\u0073\u003a\u0020\u0025\u0073 \u0028\u0025\u0064\u0029",_ecdg ,_efg .Name (),_efg .KeyLength ());
};};_bcd :=_gbcg .GetAccessPermissions ();_cgbc +=_gd .Sprintf ("\u0020\u002d\u0020\u0025\u0023\u0076",_bcd );return _cgbc ;};

// Set sets the PdfObject at index i of the array. An error is returned if the index is outside bounds.
func (_fabd *PdfObjectArray )Set (i int ,obj PdfObject )error {if i < 0||i >=len (_fabd ._efdg ){return _e .New ("\u006f\u0075\u0074\u0073\u0069\u0064\u0065\u0020\u0062o\u0075\u006e\u0064\u0073");};_fabd ._efdg [i ]=obj ;return nil ;};

// Validate validates the page settings for the JBIG2 encoder.
func (_eeffa JBIG2EncoderSettings )Validate ()error {const _dcea ="\u0076a\u006ci\u0064\u0061\u0074\u0065\u0045\u006e\u0063\u006f\u0064\u0065\u0072";if _eeffa .Threshold < 0||_eeffa .Threshold > 1.0{return _cb .Errorf (_dcea ,"\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020\u0074\u0068\u0072\u0065\u0073\u0068\u006f\u006c\u0064\u0020\u0076a\u006c\u0075\u0065\u003a\u0020\u0027\u0025\u0076\u0027 \u006d\u0075\u0073\u0074\u0020\u0062\u0065\u0020\u0069\u006e\u0020\u0072\u0061n\u0067\u0065\u0020\u005b\u0030\u002e0\u002c\u0020\u0031.\u0030\u005d",_eeffa .Threshold );
};if _eeffa .ResolutionX < 0{return _cb .Errorf (_dcea ,"\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020\u0078\u0020\u0072\u0065\u0073\u006f\u006c\u0075\u0074\u0069\u006fn\u003a\u0020\u0027\u0025\u0064\u0027\u0020\u006d\u0075s\u0074\u0020\u0062\u0065\u0020\u0070\u006f\u0073\u0069\u0074\u0069\u0076\u0065 \u006f\u0072\u0020\u007a\u0065\u0072o\u0020\u0076\u0061l\u0075\u0065",_eeffa .ResolutionX );
};if _eeffa .ResolutionY < 0{return _cb .Errorf (_dcea ,"\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020\u0079\u0020\u0072\u0065\u0073\u006f\u006c\u0075\u0074\u0069\u006fn\u003a\u0020\u0027\u0025\u0064\u0027\u0020\u006d\u0075s\u0074\u0020\u0062\u0065\u0020\u0070\u006f\u0073\u0069\u0074\u0069\u0076\u0065 \u006f\u0072\u0020\u007a\u0065\u0072o\u0020\u0076\u0061l\u0075\u0065",_eeffa .ResolutionY );
};if _eeffa .DefaultPixelValue !=0&&_eeffa .DefaultPixelValue !=1{return _cb .Errorf (_dcea ,"de\u0066\u0061u\u006c\u0074\u0020\u0070\u0069\u0078\u0065\u006c\u0020v\u0061\u006c\u0075\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020\u006d\u0075\u0073\u0074\u0020\u0062\u0065\u0020\u0061\u0020\u0076\u0061\u006c\u0075\u0065\u0020\u0066o\u0072 \u0074\u0068\u0065\u0020\u0062\u0069\u0074\u003a \u007b0\u002c\u0031}",_eeffa .DefaultPixelValue );
};if _eeffa .Compression !=JB2Generic {return _cb .Errorf (_dcea ,"\u0070\u0072\u006f\u0076\u0069\u0064\u0065d\u0020\u0063\u006fm\u0070\u0072\u0065\u0073s\u0069\u006f\u006e\u0020\u0069\u0073\u0020\u006e\u006f\u0074\u0020\u0069\u006d\u0070\u006c\u0065\u006d\u0065\u006e\u0074\u0065\u0064\u0020\u0079\u0065\u0074");
};return nil ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_bgc *JPXEncoder )MakeStreamDict ()*PdfObjectDictionary {return MakeDict ()};

// GetFloatVal returns the float64 value represented by the PdfObject directly or indirectly if contained within an
// indirect object. On type mismatch the found bool flag returned is false and a nil pointer is returned.
func GetFloatVal (obj PdfObject )(_debbg float64 ,_aefdd bool ){_faeaf ,_aefdd :=TraceToDirectObject (obj ).(*PdfObjectFloat );if _aefdd {return float64 (*_faeaf ),true ;};return 0,false ;};

// IsOctalDigit checks if a character can be part of an octal digit string.
func IsOctalDigit (c byte )bool {return '0'<=c &&c <='7'};func _cbgbc (_ebga ,_gabdb PdfObject ,_cagc int )bool {if _cagc > _bdef {_bbb .Log .Error ("\u0054\u0072ac\u0065\u0020\u0064e\u0070\u0074\u0068\u0020lev\u0065l \u0062\u0065\u0079\u006f\u006e\u0064\u0020%d\u0020\u002d\u0020\u0065\u0072\u0072\u006fr\u0021",_bdef );
return false ;};if _ebga ==nil &&_gabdb ==nil {return true ;}else if _ebga ==nil ||_gabdb ==nil {return false ;};if _g .TypeOf (_ebga )!=_g .TypeOf (_gabdb ){return false ;};switch _ccaf :=_ebga .(type ){case *PdfObjectNull ,*PdfObjectReference :return true ;
case *PdfObjectName :return *_ccaf ==*(_gabdb .(*PdfObjectName ));case *PdfObjectString :return *_ccaf ==*(_gabdb .(*PdfObjectString ));case *PdfObjectInteger :return *_ccaf ==*(_gabdb .(*PdfObjectInteger ));case *PdfObjectBool :return *_ccaf ==*(_gabdb .(*PdfObjectBool ));
case *PdfObjectFloat :return *_ccaf ==*(_gabdb .(*PdfObjectFloat ));case *PdfIndirectObject :return _cbgbc (TraceToDirectObject (_ebga ),TraceToDirectObject (_gabdb ),_cagc +1);case *PdfObjectArray :_degdd :=_gabdb .(*PdfObjectArray );if len ((*_ccaf )._efdg )!=len ((*_degdd )._efdg ){return false ;
};for _ebbac ,_defda :=range (*_ccaf )._efdg {if !_cbgbc (_defda ,(*_degdd )._efdg [_ebbac ],_cagc +1){return false ;};};return true ;case *PdfObjectDictionary :_gffg :=_gabdb .(*PdfObjectDictionary );_gadef ,_bfef :=(*_ccaf )._bdaf ,(*_gffg )._bdaf ;if len (_gadef )!=len (_bfef ){return false ;
};for _cbfd ,_caae :=range _gadef {_dfdg ,_fcfde :=_bfef [_cbfd ];if !_fcfde ||!_cbgbc (_caae ,_dfdg ,_cagc +1){return false ;};};return true ;case *PdfObjectStream :_acaa :=_gabdb .(*PdfObjectStream );return _cbgbc ((*_ccaf ).PdfObjectDictionary ,(*_acaa ).PdfObjectDictionary ,_cagc +1);
default:_bbb .Log .Error ("\u0045\u0052R\u004f\u0052\u003a\u0020\u0055\u006e\u006b\u006e\u006f\u0077\u006e\u0020\u0074\u0079\u0070\u0065\u003a\u0020\u0025\u0054\u0020\u002d\u0020\u0073\u0068\u006f\u0075\u006c\u0064\u0020\u006e\u0065\u0076\u0065\u0072\u0020\u0068\u0061\u0070\u0070\u0065\u006e\u0021",_ebga );
};return false ;};

// GetName returns the *PdfObjectName represented by the PdfObject directly or indirectly within an indirect
// object. On type mismatch the found bool flag is false and a nil pointer is returned.
func GetName (obj PdfObject )(_beff *PdfObjectName ,_bbdg bool ){_beff ,_bbdg =TraceToDirectObject (obj ).(*PdfObjectName );return _beff ,_bbdg ;};

// GetIndirect returns the *PdfIndirectObject represented by the PdfObject. On type mismatch the found bool flag is
// false and a nil pointer is returned.
func GetIndirect (obj PdfObject )(_acfb *PdfIndirectObject ,_begcf bool ){obj =ResolveReference (obj );_acfb ,_begcf =obj .(*PdfIndirectObject );return _acfb ,_begcf ;};

// ReadBytesAt reads byte content at specific offset and length within the PDF.
func (_afgc *PdfParser )ReadBytesAt (offset ,len int64 )([]byte ,error ){_ffba :=_afgc .GetFileOffset ();_ ,_bbbg :=_afgc ._ddeg .Seek (offset ,_gbb .SeekStart );if _bbbg !=nil {return nil ,_bbbg ;};_ddbc :=make ([]byte ,len );_ ,_bbbg =_gbb .ReadAtLeast (_afgc ._ddeg ,_ddbc ,int (len ));
if _bbbg !=nil {return nil ,_bbbg ;};_afgc .SetFileOffset (_ffba );return _ddbc ,nil ;};func (_ffdg *PdfCrypt )checkAccessRights (_ebg []byte )(bool ,_cbe .Permissions ,error ){_cagb :=_ffdg .securityHandler ();_eda ,_fff ,_acg :=_cagb .Authenticate (&_ffdg ._bggd ,_ebg );
if _acg !=nil {return false ,0,_acg ;}else if _fff ==0||len (_eda )==0{return false ,0,nil ;};return true ,_fff ,nil ;};

// Keys returns the list of keys in the dictionary.
// If `d` is nil returns a nil slice.
func (_ffff *PdfObjectDictionary )Keys ()[]PdfObjectName {if _ffff ==nil {return nil ;};return _ffff ._bccf ;};

// PdfObjectArray represents the primitive PDF array object.
type PdfObjectArray struct{_efdg []PdfObject };

// NewEncoderFromStream creates a StreamEncoder based on the stream's dictionary.
func NewEncoderFromStream (streamObj *PdfObjectStream )(StreamEncoder ,error ){_afbgc :=TraceToDirectObject (streamObj .PdfObjectDictionary .Get ("\u0046\u0069\u006c\u0074\u0065\u0072"));if _afbgc ==nil {return NewRawEncoder (),nil ;};if _ ,_cbeb :=_afbgc .(*PdfObjectNull );
_cbeb {return NewRawEncoder (),nil ;};_faab ,_cffba :=_afbgc .(*PdfObjectName );if !_cffba {_gefg ,_edgb :=_afbgc .(*PdfObjectArray );if !_edgb {return nil ,_gd .Errorf ("\u0066\u0069\u006c\u0074\u0065\u0072 \u006e\u006f\u0074\u0020\u0061\u0020\u004e\u0061\u006d\u0065\u0020\u006f\u0072 \u0041\u0072\u0072\u0061\u0079\u0020\u006fb\u006a\u0065\u0063\u0074");
};if _gefg .Len ()==0{return NewRawEncoder (),nil ;};if _gefg .Len ()!=1{_bfagg ,_ageec :=_fegbd (streamObj );if _ageec !=nil {_bbb .Log .Error ("\u0046\u0061\u0069\u006c\u0065\u0064 \u0063\u0072\u0065\u0061\u0074\u0069\u006e\u0067\u0020\u006d\u0075\u006c\u0074i\u0020\u0065\u006e\u0063\u006f\u0064\u0065r\u003a\u0020\u0025\u0076",_ageec );
return nil ,_ageec ;};_bbb .Log .Trace ("\u004d\u0075\u006c\u0074\u0069\u0020\u0065\u006e\u0063:\u0020\u0025\u0073\u000a",_bfagg );return _bfagg ,nil ;};_afbgc =_gefg .Get (0);_faab ,_edgb =_afbgc .(*PdfObjectName );if !_edgb {return nil ,_gd .Errorf ("\u0066\u0069l\u0074\u0065\u0072\u0020a\u0072\u0072a\u0079\u0020\u006d\u0065\u006d\u0062\u0065\u0072 \u006e\u006f\u0074\u0020\u0061\u0020\u004e\u0061\u006d\u0065\u0020\u006fb\u006a\u0065\u0063\u0074");
};};if _bbbdg ,_befc :=_ffegd .Load (_faab .String ());_befc {return _bbbdg .(StreamEncoder ),nil ;};switch *_faab {case StreamEncodingFilterNameFlate :return _ggaaa (streamObj ,nil );case StreamEncodingFilterNameLZW :return _cbf (streamObj ,nil );case StreamEncodingFilterNameDCT :return _dfcb (streamObj ,nil );
case StreamEncodingFilterNameRunLength :return _aeb (streamObj ,nil );case StreamEncodingFilterNameASCIIHex :return NewASCIIHexEncoder (),nil ;case StreamEncodingFilterNameASCII85 ,"\u0041\u0038\u0035":return NewASCII85Encoder (),nil ;case StreamEncodingFilterNameCCITTFax :return _eed (streamObj ,nil );
case StreamEncodingFilterNameJBIG2 :return _fgcf (streamObj ,nil );case StreamEncodingFilterNameJPX :return NewJPXEncoder (),nil ;};_bbb .Log .Debug ("E\u0052\u0052\u004f\u0052\u003a\u0020U\u006e\u0073\u0075\u0070\u0070\u006fr\u0074\u0065\u0064\u0020\u0065\u006e\u0063o\u0064\u0069\u006e\u0067\u0020\u006d\u0065\u0074\u0068\u006fd\u0021");
return nil ,_gd .Errorf ("\u0075\u006e\u0073\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0065\u006e\u0063o\u0064i\u006e\u0067\u0020\u006d\u0065\u0074\u0068\u006f\u0064\u0020\u0028\u0025\u0073\u0029",*_faab );};

// WriteString outputs the object as it is to be written to file.
func (_gcdf *PdfObjectBool )WriteString ()string {if *_gcdf {return "\u0074\u0072\u0075\u0065";};return "\u0066\u0061\u006cs\u0065";};type offsetReader struct{_gecea _gbb .ReadSeeker ;_ffcdg int64 ;};

// WriteString outputs the object as it is to be written to file.
func (_efegd *PdfObjectNull )WriteString ()string {return "\u006e\u0075\u006c\u006c"};

// String returns a string describing `ref`.
func (_afdg *PdfObjectReference )String ()string {return _gd .Sprintf ("\u0052\u0065\u0066\u0028\u0025\u0064\u0020\u0025\u0064\u0029",_afdg .ObjectNumber ,_afdg .GenerationNumber );};

// IsHexadecimal checks if the PdfObjectString contains Hexadecimal data.
func (_fbbc *PdfObjectString )IsHexadecimal ()bool {return _fbbc ._begcd };

// MakeDict creates and returns an empty PdfObjectDictionary.
func MakeDict ()*PdfObjectDictionary {_bdbab :=&PdfObjectDictionary {};_bdbab ._bdaf =map[PdfObjectName ]PdfObject {};_bdbab ._bccf =[]PdfObjectName {};_bdbab ._fdba =&_ee .Mutex {};return _bdbab ;};func _gcdc (_dcbge int )int {if _dcbge < 0{return -_dcbge ;
};return _dcbge ;};

// ResolveReferencesDeep recursively traverses through object `o`, looking up and replacing
// references with indirect objects.
// Optionally a map of already deep-resolved objects can be provided via `traversed`. The `traversed` map
// is updated while traversing the objects to avoid traversing same objects multiple times.
func ResolveReferencesDeep (o PdfObject ,traversed map[PdfObject ]struct{})error {if traversed ==nil {traversed =map[PdfObject ]struct{}{};};return _feef (o ,0,traversed );};func _dee (_bfg *_cg .FilterDict ,_cgg *PdfObjectDictionary )error {if _cbd ,_gff :=_cgg .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_gff {if _agg :=string (*_cbd );_agg !="C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074\u0065\u0072"{_bbb .Log .Debug ("\u0049\u006e\u0076\u0061\u006c\u0069\u0064\u0020C\u0046\u0020\u0064ic\u0074\u0020\u0074\u0079\u0070\u0065:\u0020\u0025\u0073\u0020\u0028\u0073\u0068\u006f\u0075\u006c\u0064\u0020\u0062\u0065\u0020C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074e\u0072\u0029",_agg );
};};_ffee ,_bfgc :=_cgg .Get ("\u0043\u0046\u004d").(*PdfObjectName );if !_bfgc {return _gd .Errorf ("\u0075\u006e\u0073u\u0070\u0070\u006f\u0072t\u0065\u0064\u0020\u0063\u0072\u0079\u0070t\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u0028\u004e\u006f\u006e\u0065\u0029");
};_bfg .CFM =string (*_ffee );if _fad ,_cgab :=_cgg .Get ("\u0041u\u0074\u0068\u0045\u0076\u0065\u006et").(*PdfObjectName );_cgab {_bfg .AuthEvent =_cbe .AuthEvent (*_fad );}else {_bfg .AuthEvent =_cbe .EventDocOpen ;};if _cca ,_ggec :=_cgg .Get ("\u004c\u0065\u006e\u0067\u0074\u0068").(*PdfObjectInteger );
_ggec {_bfg .Length =int (*_cca );};return nil ;};

// Append appends PdfObject(s) to the array.
func (_fdac *PdfObjectArray )Append (objects ...PdfObject ){if _fdac ==nil {_bbb .Log .Debug ("\u0057\u0061\u0072\u006e\u0020\u002d\u0020\u0041\u0074\u0074\u0065\u006d\u0070t\u0020\u0074\u006f\u0020\u0061\u0070p\u0065\u006e\u0064\u0020\u0074\u006f\u0020\u0061\u0020\u006e\u0069\u006c\u0020a\u0072\u0072\u0061\u0079");
return ;};_fdac ._efdg =append (_fdac ._efdg ,objects ...);};

// JBIG2EncoderSettings contains the parameters and settings used by the JBIG2Encoder.
// Current version works only on JB2Generic compression.
type JBIG2EncoderSettings struct{

// FileMode defines if the jbig2 encoder should return full jbig2 file instead of
// shortened pdf mode. This adds the file header to the jbig2 definition.
FileMode bool ;

// Compression is the setting that defines the compression type used for encoding the page.
Compression JBIG2CompressionType ;

// DuplicatedLinesRemoval code generic region in a way such that if the lines are duplicated the encoder
// doesn't store it twice.
DuplicatedLinesRemoval bool ;

// DefaultPixelValue is the bit value initial for every pixel in the page.
DefaultPixelValue uint8 ;

// ResolutionX optional setting that defines the 'x' axis input image resolution - used for single page encoding.
ResolutionX int ;

// ResolutionY optional setting that defines the 'y' axis input image resolution - used for single page encoding.
ResolutionY int ;

// Threshold defines the threshold of the image correlation for
// non Generic compression.
// User only for JB2SymbolCorrelation and JB2SymbolRankHaus methods.
// Best results in range [0.7 - 0.98] - the less the better the compression would be
// but the more lossy.
// Default value: 0.95
Threshold float64 ;};

// WriteString outputs the object as it is to be written to file.
func (_ecfgb *PdfObjectReference )WriteString ()string {var _cffff _bb .Builder ;_cffff .WriteString (_ge .FormatInt (_ecfgb .ObjectNumber ,10));_cffff .WriteString ("\u0020");_cffff .WriteString (_ge .FormatInt (_ecfgb .GenerationNumber ,10));_cffff .WriteString ("\u0020\u0052");
return _cffff .String ();};type objectStreams map[int ]objectStream ;

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_cfdcf *JBIG2Encoder )MakeStreamDict ()*PdfObjectDictionary {_ceeg :=MakeDict ();_ceeg .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_cfdcf .GetFilterName ()));return _ceeg ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_cgfe *CCITTFaxEncoder )MakeStreamDict ()*PdfObjectDictionary {_ecec :=MakeDict ();_ecec .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_cgfe .GetFilterName ()));_ecec .SetIfNotNil ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073",_cgfe .MakeDecodeParams ());
return _ecec ;};

// HeaderCommentBytes gets the header comment bytes.
func (_baa ParserMetadata )HeaderCommentBytes ()[4]byte {return _baa ._eaed };

// Encrypt an object with specified key. For numbered objects,
// the key argument is not used and a new one is generated based
// on the object and generation number.
// Traverses through all the subobjects (recursive).
//
// Does not look up references..  That should be done prior to calling.
func (_faee *PdfCrypt )Encrypt (obj PdfObject ,parentObjNum ,parentGenNum int64 )error {if _faee .isEncrypted (obj ){return nil ;};switch _ada :=obj .(type ){case *PdfIndirectObject :_faee ._ca [_ada ]=true ;_bbb .Log .Trace ("\u0045\u006e\u0063\u0072\u0079\u0070\u0074\u0069\u006e\u0067 \u0069\u006e\u0064\u0069\u0072\u0065\u0063t\u0020\u0025\u0064\u0020\u0025\u0064\u0020\u006f\u0062\u006a\u0021",_ada .ObjectNumber ,_ada .GenerationNumber );
_ccda :=_ada .ObjectNumber ;_cbb :=_ada .GenerationNumber ;_cfa :=_faee .Encrypt (_ada .PdfObject ,_ccda ,_cbb );if _cfa !=nil {return _cfa ;};return nil ;case *PdfObjectStream :_faee ._ca [_ada ]=true ;_bgdf :=_ada .PdfObjectDictionary ;if _bcc ,_fcb :=_bgdf .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_fcb &&*_bcc =="\u0058\u0052\u0065\u0066"{return nil ;};_daa :=_ada .ObjectNumber ;_gaa :=_ada .GenerationNumber ;_bbb .Log .Trace ("\u0045n\u0063\u0072\u0079\u0070t\u0069\u006e\u0067\u0020\u0073t\u0072e\u0061m\u0020\u0025\u0064\u0020\u0025\u0064\u0020!",_daa ,_gaa );
_fdce :=_bfed ;if _faee ._acd .V >=4{_fdce =_faee ._gec ;_bbb .Log .Trace ("\u0074\u0068\u0069\u0073.s\u0074\u0072\u0065\u0061\u006d\u0046\u0069\u006c\u0074\u0065\u0072\u0020\u003d\u0020%\u0073",_faee ._gec );if _eff ,_agb :=_bgdf .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectArray );
_agb {if _fbdf ,_eab :=GetName (_eff .Get (0));_eab {if *_fbdf =="\u0043\u0072\u0079p\u0074"{_fdce ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _adea ,_cgf :=_bgdf .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073").(*PdfObjectDictionary );
_cgf {if _aee ,_dae :=_adea .Get ("\u004e\u0061\u006d\u0065").(*PdfObjectName );_dae {if _ ,_aac :=_faee ._gae [string (*_aee )];_aac {_bbb .Log .Trace ("\u0055\u0073\u0069\u006eg \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020%\u0073",*_aee );
_fdce =string (*_aee );};};};};};};_bbb .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_fdce );if _fdce =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};};_edge :=_faee .Encrypt (_ada .PdfObjectDictionary ,_daa ,_gaa );
if _edge !=nil {return _edge ;};_fcaf ,_edge :=_faee .makeKey (_fdce ,uint32 (_daa ),uint32 (_gaa ),_faee ._dbe );if _edge !=nil {return _edge ;};_ada .Stream ,_edge =_faee .encryptBytes (_ada .Stream ,_fdce ,_fcaf );if _edge !=nil {return _edge ;};_bgdf .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_ada .Stream ))));
return nil ;case *PdfObjectString :_bbb .Log .Trace ("\u0045n\u0063r\u0079\u0070\u0074\u0069\u006eg\u0020\u0073t\u0072\u0069\u006e\u0067\u0021");_edcd :=_bfed ;if _faee ._acd .V >=4{_bbb .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_faee ._gbaf );
if _faee ._gbaf =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};_edcd =_faee ._gbaf ;};_ebbf ,_dge :=_faee .makeKey (_edcd ,uint32 (parentObjNum ),uint32 (parentGenNum ),_faee ._dbe );if _dge !=nil {return _dge ;};_dde :=_ada .Str ();
_ebbb :=make ([]byte ,len (_dde ));for _fdcd :=0;_fdcd < len (_dde );_fdcd ++{_ebbb [_fdcd ]=_dde [_fdcd ];};_bbb .Log .Trace ("\u0045n\u0063\u0072\u0079\u0070\u0074\u0020\u0073\u0074\u0072\u0069\u006eg\u003a\u0020\u0025\u0073\u0020\u003a\u0020\u0025\u0020\u0078",_ebbb ,_ebbb );
_ebbb ,_dge =_faee .encryptBytes (_ebbb ,_edcd ,_ebbf );if _dge !=nil {return _dge ;};_ada ._fagfd =string (_ebbb );return nil ;case *PdfObjectArray :for _ ,_cgd :=range _ada .Elements (){_ddea :=_faee .Encrypt (_cgd ,parentObjNum ,parentGenNum );if _ddea !=nil {return _ddea ;
};};return nil ;case *PdfObjectDictionary :_fed :=false ;if _cfed :=_ada .Get ("\u0054\u0079\u0070\u0065");_cfed !=nil {_fdf ,_dfba :=_cfed .(*PdfObjectName );if _dfba &&*_fdf =="\u0053\u0069\u0067"{_fed =true ;};};for _ ,_febg :=range _ada .Keys (){_bfa :=_ada .Get (_febg );
if _fed &&string (_febg )=="\u0043\u006f\u006e\u0074\u0065\u006e\u0074\u0073"{continue ;};if string (_febg )!="\u0050\u0061\u0072\u0065\u006e\u0074"&&string (_febg )!="\u0050\u0072\u0065\u0076"&&string (_febg )!="\u004c\u0061\u0073\u0074"{_ggbc :=_faee .Encrypt (_bfa ,parentObjNum ,parentGenNum );
if _ggbc !=nil {return _ggbc ;};};};return nil ;};return nil ;};

// PdfParser parses a PDF file and provides access to the object structure of the PDF.
type PdfParser struct{_ecdb Version ;_ddeg _gbb .ReadSeeker ;_eccg *_da .Reader ;_acf int64 ;_bccd XrefTable ;_gbggf int64 ;_eggd *xrefType ;_aadf objectStreams ;_bgcc *PdfObjectDictionary ;_gdgg *PdfCrypt ;_fabg *PdfIndirectObject ;_eeeae bool ;ObjCache objectCache ;
_bdb map[int ]bool ;_faaa map[int64 ]bool ;_facd ParserMetadata ;_eedcf bool ;_ggea []int64 ;_gadb int ;_acfc bool ;_gfg int64 ;_cbbe map[*PdfParser ]*PdfParser ;_gaea []*PdfParser ;};var _dgdc =[]byte ("\u0030\u0031\u0032\u003345\u0036\u0037\u0038\u0039\u0061\u0062\u0063\u0064\u0065\u0066\u0041\u0042\u0043\u0044E\u0046");


// DecodeStream decodes a DCT encoded stream and returns the result as a
// slice of bytes.
func (_ceca *DCTEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _ceca .DecodeBytes (streamObj .Stream );};type limitedReadSeeker struct{_gadgd _gbb .ReadSeeker ;_aeef int64 ;};

// GetFilterName returns the names of the underlying encoding filters,
// separated by spaces.
// Note: This is just a string, should not be used in /Filter dictionary entry. Use GetFilterArray for that.
// TODO(v4): Refactor to GetFilter() which can be used for /Filter (either Name or Array), this can be
//  renamed to String() as a pretty string to use in debugging etc.
func (_fcbb *MultiEncoder )GetFilterName ()string {_bfdc :="";for _bcbgd ,_bfaa :=range _fcbb ._fffg {_bfdc +=_bfaa .GetFilterName ();if _bcbgd < len (_fcbb ._fffg )-1{_bfdc +="\u0020";};};return _bfdc ;};

// Decrypt attempts to decrypt the PDF file with a specified password.  Also tries to
// decrypt with an empty password.  Returns true if successful, false otherwise.
// An error is returned when there is a problem with decrypting.
func (_abeef *PdfParser )Decrypt (password []byte )(bool ,error ){if _abeef ._gdgg ==nil {return false ,_e .New ("\u0063\u0068\u0065\u0063k \u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0069\u006f\u006e\u0020\u0066\u0069\u0072s\u0074");};_fbaaa ,_bggde :=_abeef ._gdgg .authenticate (password );
if _bggde !=nil {return false ,_bggde ;};if !_fbaaa {_fbaaa ,_bggde =_abeef ._gdgg .authenticate ([]byte (""));};return _fbaaa ,_bggde ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_gac *DCTEncoder )MakeDecodeParams ()PdfObject {return nil };

// HasEOLAfterHeader gets information if there is a EOL after the version header.
func (_deec ParserMetadata )HasEOLAfterHeader ()bool {return _deec ._ddec };

// Remove removes an element specified by key.
func (_eaffe *PdfObjectDictionary )Remove (key PdfObjectName ){_babec :=-1;for _abga ,_fdfg :=range _eaffe ._bccf {if _fdfg ==key {_babec =_abga ;break ;};};if _babec >=0{_eaffe ._bccf =append (_eaffe ._bccf [:_babec ],_eaffe ._bccf [_babec +1:]...);delete (_eaffe ._bdaf ,key );
};};

// PdfObjectInteger represents the primitive PDF integer numerical object.
type PdfObjectInteger int64 ;

// MakeEncodedString creates a PdfObjectString with encoded content, which can be either
// UTF-16BE or PDFDocEncoding depending on whether `utf16BE` is true or false respectively.
func MakeEncodedString (s string ,utf16BE bool )*PdfObjectString {if utf16BE {var _ffaba _ece .Buffer ;_ffaba .Write ([]byte {0xFE,0xFF});_ffaba .WriteString (_fd .StringToUTF16 (s ));return &PdfObjectString {_fagfd :_ffaba .String (),_begcd :true };};
return &PdfObjectString {_fagfd :string (_fd .StringToPDFDocEncoding (s )),_begcd :false };};

// IsPrintable checks if a character is printable.
// Regular characters that are outside the range EXCLAMATION MARK(21h)
// (!) to TILDE (7Eh) (~) should be written using the hexadecimal notation.
func IsPrintable (c byte )bool {return 0x21<=c &&c <=0x7E};func (_gbac *PdfCrypt )decryptBytes (_fbd []byte ,_afd string ,_bee []byte )([]byte ,error ){_bbb .Log .Trace ("\u0044\u0065\u0063\u0072\u0079\u0070\u0074\u0020\u0062\u0079\u0074\u0065\u0073");
_gcc ,_eee :=_gbac ._gae [_afd ];if !_eee {return nil ,_gd .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_afd );};return _gcc .DecryptBytes (_fbd ,_bee );};

// DecodeStream implements ASCII hex decoding.
func (_gfeb *ASCIIHexEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _gfeb .DecodeBytes (streamObj .Stream );};func (_ffd *PdfCrypt )authenticate (_afbb []byte )(bool ,error ){_ffd ._acce =false ;_dbea :=_ffd .securityHandler ();
_acdc ,_bgb ,_cag :=_dbea .Authenticate (&_ffd ._bggd ,_afbb );if _cag !=nil {return false ,_cag ;}else if _bgb ==0||len (_acdc )==0{return false ,nil ;};_ffd ._acce =true ;_ffd ._dbe =_acdc ;return true ,nil ;};

// GetEncryptObj returns the PdfIndirectObject which has information about the PDFs encryption details.
func (_dbff *PdfParser )GetEncryptObj ()*PdfIndirectObject {return _dbff ._fabg };func (_cfae *PdfParser )parseXref ()(*PdfObjectDictionary ,error ){const _agaeb =20;_cbac ,_ :=_cfae ._eccg .Peek (_agaeb );for _fadc :=0;_fadc < 2;_fadc ++{if _cfae ._gbggf ==0{_cfae ._gbggf =_cfae .GetFileOffset ();
};if _cfacg .Match (_cbac ){_bbb .Log .Trace ("\u0078\u0072e\u0066\u0020\u0070\u006f\u0069\u006e\u0074\u0073\u0020\u0074\u006f\u0020\u0061\u006e\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u002e\u0020\u0050\u0072\u006f\u0062\u0061\u0062\u006c\u0079\u0020\u0078\u0072\u0065\u0066\u0020\u006f\u0062\u006a\u0065\u0063\u0074");
_bbb .Log .Debug ("\u0073t\u0061r\u0074\u0069\u006e\u0067\u0020w\u0069\u0074h\u0020\u0022\u0025\u0073\u0022",string (_cbac ));return _cfae .parseXrefStream (nil );};if _ecde .Match (_cbac ){_bbb .Log .Trace ("\u0053\u0074\u0061\u006ed\u0061\u0072\u0064\u0020\u0078\u0072\u0065\u0066\u0020\u0073e\u0063t\u0069\u006f\u006e\u0020\u0074\u0061\u0062l\u0065\u0021");
return _cfae .parseXrefTable ();};_cdaa :=_cfae .GetFileOffset ();if _cfae ._gbggf ==0{_cfae ._gbggf =_cdaa ;};_cfae .SetFileOffset (_cdaa -_agaeb );defer _cfae .SetFileOffset (_cdaa );_ccee ,_ :=_cfae ._eccg .Peek (_agaeb );_cbac =append (_ccee ,_cbac ...);
};_bbb .Log .Debug ("\u0057\u0061\u0072\u006e\u0069\u006e\u0067\u003a\u0020\u0055\u006e\u0061\u0062\u006c\u0065\u0020\u0074\u006f \u0066\u0069\u006e\u0064\u0020\u0078\u0072\u0065f\u0020\u0074\u0061\u0062\u006c\u0065\u0020\u006fr\u0020\u0073\u0074\u0072\u0065\u0061\u006d.\u0020\u0052\u0065\u0070\u0061i\u0072\u0020\u0061\u0074\u0074e\u006d\u0070\u0074\u0065\u0064\u003a\u0020\u004c\u006f\u006f\u006b\u0069\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0065\u0061\u0072\u006c\u0069\u0065\u0073\u0074\u0020x\u0072\u0065\u0066\u0020\u0066\u0072\u006f\u006d\u0020\u0062\u006f\u0074to\u006d\u002e");
if _feag :=_cfae .repairSeekXrefMarker ();_feag !=nil {_bbb .Log .Debug ("\u0052e\u0070a\u0069\u0072\u0020\u0066\u0061i\u006c\u0065d\u0020\u002d\u0020\u0025\u0076",_feag );return nil ,_feag ;};return _cfae .parseXrefTable ();};

// MakeArrayFromIntegers64 creates an PdfObjectArray from a slice of int64s, where each array element
// is an PdfObjectInteger.
func MakeArrayFromIntegers64 (vals []int64 )*PdfObjectArray {_agcbd :=MakeArray ();for _ ,_gdada :=range vals {_agcbd .Append (MakeInteger (_gdada ));};return _agcbd ;};

// MakeArray creates an PdfObjectArray from a list of PdfObjects.
func MakeArray (objects ...PdfObject )*PdfObjectArray {return &PdfObjectArray {_efdg :objects }};

// WriteString outputs the object as it is to be written to file.
func (_dege *PdfIndirectObject )WriteString ()string {var _ddbf _bb .Builder ;_ddbf .WriteString (_ge .FormatInt (_dege .ObjectNumber ,10));_ddbf .WriteString ("\u0020\u0030\u0020\u0052");return _ddbf .String ();};const (XrefTypeTableEntry xrefType =iota ;
XrefTypeObjectStream xrefType =iota ;);

// ToFloat64Array returns a slice of all elements in the array as a float64 slice.  An error is
// returned if the array contains non-numeric objects (each element can be either PdfObjectInteger
// or PdfObjectFloat).
func (_gcabg *PdfObjectArray )ToFloat64Array ()([]float64 ,error ){var _ggbd []float64 ;for _ ,_edef :=range _gcabg .Elements (){switch _cebaf :=_edef .(type ){case *PdfObjectInteger :_ggbd =append (_ggbd ,float64 (*_cebaf ));case *PdfObjectFloat :_ggbd =append (_ggbd ,float64 (*_cebaf ));
default:return nil ,ErrTypeError ;};};return _ggbd ,nil ;};

// IsAuthenticated returns true if the PDF has already been authenticated for accessing.
func (_fegeg *PdfParser )IsAuthenticated ()bool {return _fegeg ._gdgg ._acce };

// DecodeBytes decodes a slice of LZW encoded bytes and returns the result.
func (_feee *LZWEncoder )DecodeBytes (encoded []byte )([]byte ,error ){var _aaeb _ece .Buffer ;_ebfe :=_ece .NewReader (encoded );var _gdde _gbb .ReadCloser ;if _feee .EarlyChange ==1{_gdde =_gga .NewReader (_ebfe ,_gga .MSB ,8);}else {_gdde =_df .NewReader (_ebfe ,_df .MSB ,8);
};defer _gdde .Close ();if _ ,_befg :=_aaeb .ReadFrom (_gdde );_befg !=nil {if _befg !=_gbb .ErrUnexpectedEOF ||_aaeb .Len ()==0{return nil ,_befg ;};_bbb .Log .Debug ("\u0057\u0041\u0052\u004e\u003a\u0020\u004c\u005a\u0057\u0020\u0064\u0065\u0063\u006f\u0064i\u006e\u0067\u0020\u0065\u0072\u0072\u006f\u0072\u003a\u0020\u0025\u0076\u002e \u004f\u0075\u0074\u0070\u0075\u0074\u0020\u006d\u0061\u0079\u0020\u0062e \u0069\u006e\u0063\u006f\u0072\u0072\u0065\u0063\u0074\u002e",_befg );
};return _aaeb .Bytes (),nil ;};func (_bbba *PdfParser )lookupByNumberWrapper (_cbc int ,_feg bool )(PdfObject ,bool ,error ){_fae ,_feb ,_ac :=_bbba .lookupByNumber (_cbc ,_feg );if _ac !=nil {return nil ,_feb ,_ac ;};if !_feb &&_bbba ._gdgg !=nil &&_bbba ._gdgg ._acce &&!_bbba ._gdgg .isDecrypted (_fae ){_dfc :=_bbba ._gdgg .Decrypt (_fae ,0,0);
if _dfc !=nil {return nil ,_feb ,_dfc ;};};return _fae ,_feb ,nil ;};

// GetRevisionNumber returns the current version of the Pdf document.
func (_gdaf *PdfParser )GetRevisionNumber ()int {return _gdaf ._gadb };

// NewJPXEncoder returns a new instance of JPXEncoder.
func NewJPXEncoder ()*JPXEncoder {return &JPXEncoder {}};func (_feeb *PdfCrypt )saveCryptFilters (_cccg *PdfObjectDictionary )error {if _feeb ._acd .V < 4{return _e .New ("\u0063\u0061\u006e\u0020\u006f\u006e\u006c\u0079\u0020\u0062\u0065 \u0075\u0073\u0065\u0064\u0020\u0077\u0069\u0074\u0068\u0020V\u003e\u003d\u0034");
};_aed :=MakeDict ();_cccg .Set ("\u0043\u0046",_aed );for _bgec ,_fegb :=range _feeb ._gae {if _bgec =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{continue ;};_aef :=_ced (_fegb ,"");_aed .Set (PdfObjectName (_bgec ),_aef );};_cccg .Set ("\u0053\u0074\u0072\u0046",MakeName (_feeb ._gbaf ));
_cccg .Set ("\u0053\u0074\u006d\u0046",MakeName (_feeb ._gec ));return nil ;};func _fgcf (_dafga *PdfObjectStream ,_fagb *PdfObjectDictionary )(*JBIG2Encoder ,error ){const _cabf ="\u006ee\u0077\u004a\u0042\u0049G\u0032\u0044\u0065\u0063\u006fd\u0065r\u0046r\u006f\u006d\u0053\u0074\u0072\u0065\u0061m";
_eaab :=NewJBIG2Encoder ();_cfb :=_dafga .PdfObjectDictionary ;if _cfb ==nil {return _eaab ,nil ;};if _fagb ==nil {_cfba :=_cfb .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");if _cfba !=nil {switch _beaa :=_cfba .(type ){case *PdfObjectDictionary :_fagb =_beaa ;
case *PdfObjectArray :if _beaa .Len ()==1{if _gaab ,_cffg :=GetDict (_beaa .Get (0));_cffg {_fagb =_gaab ;};};default:_bbb .Log .Error ("\u0044\u0065\u0063\u006f\u0064\u0065P\u0061\u0072\u0061\u006d\u0073\u0020\u006e\u006f\u0074\u0020\u0061\u0020\u0064i\u0063\u0074\u0069\u006f\u006e\u0061\u0072y\u0020\u0025\u0023\u0076",_cfba );
return nil ,_cb .Errorf (_cabf ,"\u0069\u006e\u0076\u0061l\u0069\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050a\u0072m\u0073\u0020\u0074\u0079\u0070\u0065\u003a \u0025\u0054",_beaa );};};};if _fagb ==nil {return _eaab ,nil ;};_eaab .UpdateParams (_fagb );
_acdb ,_gbgg :=GetStream (_fagb .Get ("\u004a\u0042\u0049G\u0032\u0047\u006c\u006f\u0062\u0061\u006c\u0073"));if !_gbgg {return _eaab ,nil ;};var _dcgf error ;_eaab .Globals ,_dcgf =_cd .DecodeGlobals (_acdb .Stream );if _dcgf !=nil {_dcgf =_cb .Wrap (_dcgf ,_cabf ,"\u0063\u006f\u0072\u0072u\u0070\u0074\u0065\u0064\u0020\u006a\u0062\u0069\u0067\u0032 \u0065n\u0063\u006f\u0064\u0065\u0064\u0020\u0064a\u0074\u0061");
_bbb .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a\u0020\u0025v",_dcgf );return nil ,_dcgf ;};return _eaab ,nil ;};

// Update updates multiple keys and returns the dictionary back so can be used in a chained fashion.
func (_baff *PdfObjectDictionary )Update (objmap map[string ]PdfObject )*PdfObjectDictionary {_baff ._fdba .Lock ();defer _baff ._fdba .Unlock ();for _dfge ,_fdaa :=range objmap {_baff .setWithLock (PdfObjectName (_dfge ),_fdaa ,false );};return _baff ;
};

// ASCIIHexEncoder implements ASCII hex encoder/decoder.
type ASCIIHexEncoder struct{};var _gefba =_ec .MustCompile ("\u005b\\\u0072\u005c\u006e\u005d\u005c\u0073\u002a\u0028\u0078\u0072\u0065f\u0029\u005c\u0073\u002a\u005b\u005c\u0072\u005c\u006e\u005d");

// IsDecimalDigit checks if the character is a part of a decimal number string.
func IsDecimalDigit (c byte )bool {return '0'<=c &&c <='9'};var _fcag =_ec .MustCompile ("\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u0028\u005c\u0064+\u0029\u005c\u0073\u002b\u0028\u005b\u006e\u0066\u005d\u0029\\\u0073\u002a\u0024");

// ToInt64Slice returns a slice of all array elements as an int64 slice. An error is returned if the
// array non-integer objects. Each element can only be PdfObjectInteger.
func (_fgede *PdfObjectArray )ToInt64Slice ()([]int64 ,error ){var _cadeg []int64 ;for _ ,_fbea :=range _fgede .Elements (){if _efcc ,_gged :=_fbea .(*PdfObjectInteger );_gged {_cadeg =append (_cadeg ,int64 (*_efcc ));}else {return nil ,ErrTypeError ;};
};return _cadeg ,nil ;};func _aeb (_bfag *PdfObjectStream ,_bfce *PdfObjectDictionary )(*RunLengthEncoder ,error ){return NewRunLengthEncoder (),nil ;};

// DecodeStream implements ASCII85 stream decoding.
func (_bfda *ASCII85Encoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _bfda .DecodeBytes (streamObj .Stream );};

// ResolveReference resolves reference if `o` is a *PdfObjectReference and returns the object referenced to.
// Otherwise returns back `o`.
func ResolveReference (obj PdfObject )PdfObject {if _bded ,_adbf :=obj .(*PdfObjectReference );_adbf {return _bded .Resolve ();};return obj ;};

// PdfObjectFloat represents the primitive PDF floating point numerical object.
type PdfObjectFloat float64 ;

// MakeDictMap creates a PdfObjectDictionary initialized from a map of keys to values.
func MakeDictMap (objmap map[string ]PdfObject )*PdfObjectDictionary {_begd :=MakeDict ();return _begd .Update (objmap );};var _ecde =_ec .MustCompile ("\u005c\u0073\u002a\u0078\u0072\u0065\u0066\u005c\u0073\u002a");

// EqualObjects returns true if `obj1` and `obj2` have the same contents.
//
// NOTE: It is a good idea to flatten obj1 and obj2 with FlattenObject before calling this function
// so that contents, rather than references, can be compared.
func EqualObjects (obj1 ,obj2 PdfObject )bool {return _cbgbc (obj1 ,obj2 ,0)};

// GetIntVal returns the int value represented by the PdfObject directly or indirectly if contained within an
// indirect object. On type mismatch the found bool flag returned is false and a nil pointer is returned.
func GetIntVal (obj PdfObject )(_dgfd int ,_dbca bool ){_dagd ,_dbca :=TraceToDirectObject (obj ).(*PdfObjectInteger );if _dbca &&_dagd !=nil {return int (*_dagd ),true ;};return 0,false ;};

// RawEncoder implements Raw encoder/decoder (no encoding, pass through)
type RawEncoder struct{};

// UpdateParams updates the parameter values of the encoder.
func (_dgge *RawEncoder )UpdateParams (params *PdfObjectDictionary ){};

// MakeName creates a PdfObjectName from a string.
func MakeName (s string )*PdfObjectName {_dcdaa :=PdfObjectName (s );return &_dcdaa };

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_ccdba *ASCII85Encoder )MakeDecodeParams ()PdfObject {return nil };func (_cgbcf *PdfParser )resolveReference (_efbcc *PdfObjectReference )(PdfObject ,bool ,error ){_cbbb ,_fcdd :=_cgbcf .ObjCache [int (_efbcc .ObjectNumber )];if _fcdd {return _cbbb ,true ,nil ;
};_ffag ,_ebceb :=_cgbcf .LookupByReference (*_efbcc );if _ebceb !=nil {return nil ,false ,_ebceb ;};_cgbcf .ObjCache [int (_efbcc .ObjectNumber )]=_ffag ;return _ffag ,false ,nil ;};

// WriteString outputs the object as it is to be written to file.
func (_gfff *PdfObjectString )WriteString ()string {var _gfdd _ece .Buffer ;if _gfff ._begcd {_gbgce :=_ba .EncodeToString (_gfff .Bytes ());_gfdd .WriteString ("\u003c");_gfdd .WriteString (_gbgce );_gfdd .WriteString ("\u003e");return _gfdd .String ();
};_cdag :=map[byte ]string {'\n':"\u005c\u006e",'\r':"\u005c\u0072",'\t':"\u005c\u0074",'\b':"\u005c\u0062",'\f':"\u005c\u0066",'(':"\u005c\u0028",')':"\u005c\u0029",'\\':"\u005c\u005c"};_gfdd .WriteString ("\u0028");for _aeca :=0;_aeca < len (_gfff ._fagfd );
_aeca ++{_aacg :=_gfff ._fagfd [_aeca ];if _bgfdf ,_fcfb :=_cdag [_aacg ];_fcfb {_gfdd .WriteString (_bgfdf );}else {_gfdd .WriteByte (_aacg );};};_gfdd .WriteString ("\u0029");return _gfdd .String ();};

// JBIG2Encoder implements both jbig2 encoder and the decoder. The encoder allows to encode
// provided images (best used document scans) in multiple way. By default it uses single page generic
// encoder. It allows to store lossless data as a single segment.
// In order to store multiple image pages use the 'FileMode' which allows to store more pages within single jbig2 document.
// WIP: In order to obtain better compression results the encoder would allow to encode the input in a
// lossy or lossless way with a component (symbol) mode. It divides the image into components.
// Then checks if any component is 'similar' to the others and maps them together. The symbol classes are stored
// in the dictionary. Then the encoder creates text regions which uses the related symbol classes to fill it's space.
// The similarity is defined by the 'Threshold' variable (default: 0.95). The less the value is, the more components
// matches to single class, thus the compression is better, but the result might become lossy.
type JBIG2Encoder struct{

// These values are required to be set for the 'EncodeBytes' method.
// ColorComponents defines the number of color components for provided image.
ColorComponents int ;

// BitsPerComponent is the number of bits that stores per color component
BitsPerComponent int ;

// Width is the width of the image to encode
Width int ;

// Height is the height of the image to encode.
Height int ;_bdcf *_fg .Document ;

// Globals are the JBIG2 global segments.
Globals _cd .Globals ;

// IsChocolateData defines if the data is encoded such that
// binary data '1' means black and '0' white.
// otherwise the data is called vanilla.
// Naming convention taken from: 'https://en.wikipedia.org/wiki/Binary_image#Interpretation'
IsChocolateData bool ;

// DefaultPageSettings are the settings parameters used by the jbig2 encoder.
DefaultPageSettings JBIG2EncoderSettings ;};