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 (_ef "bufio";_ag "bytes";_e "compress/lzw";_aag "compress/zlib";_dd "crypto/md5";_ccd "crypto/rand";_cg "encoding/hex";_a "errors";_bg "fmt";_fa "github.com/unidoc/unipdf/v3/common";_ae "github.com/unidoc/unipdf/v3/core/security";_gg "github.com/unidoc/unipdf/v3/core/security/crypt";
_fcb "github.com/unidoc/unipdf/v3/internal/ccittfax";_gf "github.com/unidoc/unipdf/v3/internal/imageutil";_bgf "github.com/unidoc/unipdf/v3/internal/jbig2";_db "github.com/unidoc/unipdf/v3/internal/jbig2/bitmap";_age "github.com/unidoc/unipdf/v3/internal/jbig2/decoder";
_fd "github.com/unidoc/unipdf/v3/internal/jbig2/document";_ge "github.com/unidoc/unipdf/v3/internal/jbig2/errors";_cdc "github.com/unidoc/unipdf/v3/internal/strutils";_bbe "golang.org/x/image/tiff/lzw";_cdb "golang.org/x/xerrors";_bb "image";_fc "image/color";
_d "image/jpeg";_ac "io";_cc "io/ioutil";_af "reflect";_ba "regexp";_c "sort";_g "strconv";_fca "strings";_aa "sync";_cd "time";_f "unicode";);

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

// String returns the state of the bool as "true" or "false".
func (_bcddd *PdfObjectBool )String ()string {if *_bcddd {return "\u0074\u0072\u0075\u0065";};return "\u0066\u0061\u006cs\u0065";};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_gfeg *ASCIIHexEncoder )MakeStreamDict ()*PdfObjectDictionary {_bgbb :=MakeDict ();_bgbb .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_gfeg .GetFilterName ()));return _bgbb ;};func _ebb (_efg PdfObject )(int64 ,int64 ,error ){if _bcf ,_gfe :=_efg .(*PdfIndirectObject );
_gfe {return _bcf .ObjectNumber ,_bcf .GenerationNumber ,nil ;};if _cgd ,_dg :=_efg .(*PdfObjectStream );_dg {return _cgd .ObjectNumber ,_cgd .GenerationNumber ,nil ;};return 0,0,_a .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");
};

// GetFilterName returns the name of the encoding filter.
func (_cafe *RunLengthEncoder )GetFilterName ()string {return StreamEncodingFilterNameRunLength };

// 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 (_egbbd *JBIG2Encoder )EncodeBytes (data []byte )([]byte ,error ){const _gcgb ="\u004aB\u0049\u0047\u0032\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u002eE\u006e\u0063\u006f\u0064\u0065\u0042\u0079\u0074\u0065\u0073";if _egbbd .ColorComponents !=1||_egbbd .BitsPerComponent !=1{return nil ,_ge .Errorf (_gcgb ,"\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 (_caae *_db .Bitmap ;_afaa error ;);_cbb :=(_egbbd .Width *_egbbd .Height )==len (data );if _cbb {_caae ,_afaa =_db .NewWithUnpaddedData (_egbbd .Width ,_egbbd .Height ,data );}else {_caae ,_afaa =_db .NewWithData (_egbbd .Width ,_egbbd .Height ,data );
};if _afaa !=nil {return nil ,_afaa ;};_fdfe :=_egbbd .DefaultPageSettings ;if _afaa =_fdfe .Validate ();_afaa !=nil {return nil ,_ge .Wrap (_afaa ,_gcgb ,"");};if _egbbd ._geaa ==nil {_egbbd ._geaa =_fd .InitEncodeDocument (_fdfe .FileMode );};switch _fdfe .Compression {case JB2Generic :if _afaa =_egbbd ._geaa .AddGenericPage (_caae ,_fdfe .DuplicatedLinesRemoval );
_afaa !=nil {return nil ,_ge .Wrap (_afaa ,_gcgb ,"");};case JB2SymbolCorrelation :return nil ,_ge .Error (_gcgb ,"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 ,_ge .Error (_gcgb ,"\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 ,_ge .Error (_gcgb ,"\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 _egbbd .Encode ();};

// 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 )(_bffb *PdfObjectName ,_cbfba bool ){_bffb ,_cbfba =TraceToDirectObject (obj ).(*PdfObjectName );return _bffb ,_cbfba ;};

// EncodeBytes JPX encodes the passed in slice of bytes.
func (_abfcc *JPXEncoder )EncodeBytes (data []byte )([]byte ,error ){_fa .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",_abfcc .GetFilterName ());
return data ,ErrNoJPXDecode ;};

// EncodeBytes encodes a bytes array and return the encoded value based on the encoder parameters.
func (_gge *FlateEncoder )EncodeBytes (data []byte )([]byte ,error ){if _gge .Predictor !=1&&_gge .Predictor !=11{_fa .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 _gge .Predictor ==11{_bdg :=_gge .Columns ;_affe :=len (data )/_bdg ;if len (data )%_bdg !=0{_fa .Log .Error ("\u0049n\u0076a\u006c\u0069\u0064\u0020\u0072o\u0077\u0020l\u0065\u006e\u0067\u0074\u0068");
return nil ,_a .New ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u0072o\u0077\u0020l\u0065\u006e\u0067\u0074\u0068");};_abdf :=_ag .NewBuffer (nil );_fbfg :=make ([]byte ,_bdg );for _ffad :=0;_ffad < _affe ;_ffad ++{_fcgf :=data [_bdg *_ffad :_bdg *(_ffad +1)];
_fbfg [0]=_fcgf [0];for _aece :=1;_aece < _bdg ;_aece ++{_fbfg [_aece ]=byte (int (_fcgf [_aece ]-_fcgf [_aece -1])%256);};_abdf .WriteByte (1);_abdf .Write (_fbfg );};data =_abdf .Bytes ();};var _gca _ag .Buffer ;_dbb :=_aag .NewWriter (&_gca );_dbb .Write (data );
_dbb .Close ();return _gca .Bytes (),nil ;};

// ParserMetadata is the parser based metadata information about document.
// The data here could be used on document verification.
type ParserMetadata struct{_dga int ;_becb bool ;_bgc [4]byte ;_dgc bool ;_fbbg bool ;_dedd bool ;_ddd bool ;_baab bool ;_efged bool ;};

// GetStringBytes is like GetStringVal except that it returns the string as a []byte.
// It is for convenience.
func GetStringBytes (obj PdfObject )(_gabff []byte ,_gcca bool ){_affdc ,_gcca :=TraceToDirectObject (obj ).(*PdfObjectString );if _gcca {return _affdc .Bytes (),true ;};return ;};func (_gffgge *PdfParser )xrefNextObjectOffset (_ddde int64 )int64 {_cbfc :=int64 (0);
if len (_gffgge ._gdbd .ObjectMap )==0{return 0;};if len (_gffgge ._gdbd ._bae )==0{_bfefg :=0;for _ ,_bcee :=range _gffgge ._gdbd .ObjectMap {if _bcee .Offset > 0{_bfefg ++;};};if _bfefg ==0{return 0;};_gffgge ._gdbd ._bae =make ([]XrefObject ,_bfefg );
_fbcag :=0;for _ ,_efbe :=range _gffgge ._gdbd .ObjectMap {if _efbe .Offset > 0{_gffgge ._gdbd ._bae [_fbcag ]=_efbe ;_fbcag ++;};};_c .Slice (_gffgge ._gdbd ._bae ,func (_efcea ,_fgfb int )bool {return _gffgge ._gdbd ._bae [_efcea ].Offset < _gffgge ._gdbd ._bae [_fgfb ].Offset ;
});};_cabg :=_c .Search (len (_gffgge ._gdbd ._bae ),func (_eaffa int )bool {return _gffgge ._gdbd ._bae [_eaffa ].Offset >=_ddde });if _cabg < len (_gffgge ._gdbd ._bae ){_cbfc =_gffgge ._gdbd ._bae [_cabg ].Offset ;};return _cbfc ;};

// 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 (_egdc *PdfParser )ReadAtLeast (p []byte ,n int )(int ,error ){_efgga :=n ;_fcc :=0;_daeb :=0;for _efgga > 0{_becf ,_dfdbd :=_egdc ._bcabc .Read (p [_fcc :]);if _dfdbd !=nil {_fa .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",_becf ,_daeb ,_dfdbd .Error ());
return _fcc ,_a .New ("\u0066\u0061\u0069\u006c\u0065\u0064\u0020\u0072\u0065a\u0064\u0069\u006e\u0067");};_daeb ++;_fcc +=_becf ;_efgga -=_becf ;};return _fcc ,nil ;};

// 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 ){_gafbc :=&PdfObjectStream {};if encoder ==nil {encoder =NewRawEncoder ();};_gafbc .PdfObjectDictionary =encoder .MakeStreamDict ();_fcacb ,_abebb :=encoder .EncodeBytes (contents );
if _abebb !=nil {return nil ,_abebb ;};_gafbc .PdfObjectDictionary .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_fcacb ))));_gafbc .Stream =_fcacb ;return _gafbc ,nil ;};

// ParserMetadata gets the pdf parser metadata.
func (_efgb *PdfParser )ParserMetadata ()(ParserMetadata ,error ){if !_efgb ._dfge {return ParserMetadata {},_bg .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 _efgb ._gfbbc ,nil ;};

// UpdateParams updates the parameter values of the encoder.
func (_abfg *LZWEncoder )UpdateParams (params *PdfObjectDictionary ){_dfg ,_egfd :=GetNumberAsInt64 (params .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr"));if _egfd ==nil {_abfg .Predictor =int (_dfg );};_ffca ,_egfd :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));
if _egfd ==nil {_abfg .BitsPerComponent =int (_ffca );};_accg ,_egfd :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _egfd ==nil {_abfg .Columns =int (_accg );};_beaa ,_egfd :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));
if _egfd ==nil {_abfg .Colors =int (_beaa );};_bfae ,_egfd :=GetNumberAsInt64 (params .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065"));if _egfd ==nil {_abfg .EarlyChange =int (_bfae );};};const _fbf ="\u0053\u0074\u0064C\u0046";

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

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

// DecodeBytes decodes a multi-encoded slice of bytes by passing it through the
// DecodeBytes method of the underlying encoders.
func (_aacg *MultiEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_agbg :=encoded ;var _afgc error ;for _ ,_bbdb :=range _aacg ._cbce {_fa .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",_bbdb ,_bbdb );
_agbg ,_afgc =_bbdb .DecodeBytes (_agbg );if _afgc !=nil {return nil ,_afgc ;};};return _agbg ,nil ;};func _abcd (_aaea string )(int ,int ,error ){_faed :=_daga .FindStringSubmatch (_aaea );if len (_faed )< 3{return 0,0,_a .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");
};_cdgcd ,_ :=_g .Atoi (_faed [1]);_cgcd ,_ :=_g .Atoi (_faed [2]);return _cdgcd ,_cgcd ,nil ;};

// 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 _ac .ReadSeeker )(_afdac *PdfParser ,_cgb error ){_afdac =&PdfParser {_acee :rs ,ObjCache :make (objectCache ),_dgee :map[int64 ]bool {},_dfge :true ,_cdgc :make (map[*PdfParser ]*PdfParser )};if _cgb =_afdac .parseDetailedHeader ();
_cgb !=nil {return nil ,_cgb ;};if _afdac ._defdc ,_cgb =_afdac .loadXrefs ();_cgb !=nil {_fa .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",_cgb );
return nil ,_cgb ;};_fa .Log .Trace ("T\u0072\u0061\u0069\u006c\u0065\u0072\u003a\u0020\u0025\u0073",_afdac ._defdc );if len (_afdac ._gdbd .ObjectMap )==0{return nil ,_bg .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 _afdac ,nil ;};

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

// 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 (_caab *PdfObjectArray )ToFloat64Array ()([]float64 ,error ){var _bead []float64 ;for _ ,_ecda :=range _caab .Elements (){switch _efgc :=_ecda .(type ){case *PdfObjectInteger :_bead =append (_bead ,float64 (*_efgc ));case *PdfObjectFloat :_bead =append (_bead ,float64 (*_efgc ));
default:return nil ,ErrTypeError ;};};return _bead ,nil ;};func _ebg (_gffe _gf .Image )*JBIG2Image {_ggbcd :=_gffe .Base ();return &JBIG2Image {Data :_ggbcd .Data ,Width :_ggbcd .Width ,Height :_ggbcd .Height ,HasPadding :true };};

// 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 =='.'};func (_edca *PdfCrypt )newEncryptDict ()*PdfObjectDictionary {_cddg :=MakeDict ();_cddg .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName ("\u0053\u0074\u0061\u006e\u0064\u0061\u0072\u0064"));
_cddg .Set ("\u0056",MakeInteger (int64 (_edca ._bbd .V )));_cddg .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (_edca ._bbd .Length )));return _cddg ;};

// DecodeStream decodes a LZW encoded stream and returns the result as a
// slice of bytes.
func (_gccd *LZWEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_fa .Log .Trace ("\u004c\u005a\u0057 \u0044\u0065\u0063\u006f\u0064\u0069\u006e\u0067");_fa .Log .Trace ("\u0050\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u003a\u0020\u0025\u0064",_gccd .Predictor );
_cdcf ,_cdea :=_gccd .DecodeBytes (streamObj .Stream );if _cdea !=nil {return nil ,_cdea ;};_fa .Log .Trace ("\u0020\u0049\u004e\u003a\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (streamObj .Stream ),streamObj .Stream );_fa .Log .Trace ("\u004f\u0055\u0054\u003a\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (_cdcf ),_cdcf );
if _gccd .Predictor > 1{if _gccd .Predictor ==2{_fa .Log .Trace ("\u0054\u0069\u0066\u0066\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067");_gacb :=_gccd .Columns *_gccd .Colors ;if _gacb < 1{return []byte {},nil ;};_ceff :=len (_cdcf )/_gacb ;if len (_cdcf )%_gacb !=0{_fa .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 ,_bg .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 (_cdcf ),_gacb );};if _gacb %_gccd .Colors !=0{return nil ,_bg .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",_gacb ,_gccd .Colors );
};if _gacb > len (_cdcf ){_fa .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",_gacb ,len (_cdcf ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_fa .Log .Trace ("i\u006e\u0070\u0020\u006fut\u0044a\u0074\u0061\u0020\u0028\u0025d\u0029\u003a\u0020\u0025\u0020\u0078",len (_cdcf ),_cdcf );
_cdfd :=_ag .NewBuffer (nil );for _gfbg :=0;_gfbg < _ceff ;_gfbg ++{_baedg :=_cdcf [_gacb *_gfbg :_gacb *(_gfbg +1)];for _defg :=_gccd .Colors ;_defg < _gacb ;_defg ++{_baedg [_defg ]=byte (int (_baedg [_defg ]+_baedg [_defg -_gccd .Colors ])%256);};_cdfd .Write (_baedg );
};_afg :=_cdfd .Bytes ();_fa .Log .Trace ("\u0050O\u0075t\u0044\u0061\u0074\u0061\u0020(\u0025\u0064)\u003a\u0020\u0025\u0020\u0078",len (_afg ),_afg );return _afg ,nil ;}else if _gccd .Predictor >=10&&_gccd .Predictor <=15{_fa .Log .Trace ("\u0050\u004e\u0047 \u0045\u006e\u0063\u006f\u0064\u0069\u006e\u0067");
_ddf :=_gccd .Columns *_gccd .Colors +1;if _ddf < 1{return []byte {},nil ;};_dccg :=len (_cdcf )/_ddf ;if len (_cdcf )%_ddf !=0{return nil ,_bg .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 (_cdcf ),_ddf );
};if _ddf > len (_cdcf ){_fa .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",_ddf ,len (_cdcf ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_bfbb :=_ag .NewBuffer (nil );_fa .Log .Trace ("P\u0072\u0065\u0064\u0069ct\u006fr\u0020\u0063\u006f\u006c\u0075m\u006e\u0073\u003a\u0020\u0025\u0064",_gccd .Columns );
_fa .Log .Trace ("\u004ce\u006e\u0067\u0074\u0068:\u0020\u0025\u0064\u0020\u002f \u0025d\u0020=\u0020\u0025\u0064\u0020\u0072\u006f\u0077s",len (_cdcf ),_ddf ,_dccg );_gfecg :=make ([]byte ,_ddf );for _aagde :=0;_aagde < _ddf ;_aagde ++{_gfecg [_aagde ]=0;
};for _bag :=0;_bag < _dccg ;_bag ++{_dae :=_cdcf [_ddf *_bag :_ddf *(_bag +1)];_befa :=_dae [0];switch _befa {case 0:case 1:for _dbcc :=2;_dbcc < _ddf ;_dbcc ++{_dae [_dbcc ]=byte (int (_dae [_dbcc ]+_dae [_dbcc -1])%256);};case 2:for _beaab :=1;_beaab < _ddf ;
_beaab ++{_dae [_beaab ]=byte (int (_dae [_beaab ]+_gfecg [_beaab ])%256);};default:_fa .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",_befa );
return nil ,_bg .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_befa );};for _faga :=0;_faga < _ddf ;_faga ++{_gfecg [_faga ]=_dae [_faga ];};_bfbb .Write (_dae [1:]);
};_aadb :=_bfbb .Bytes ();return _aadb ,nil ;}else {_fa .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",_gccd .Predictor );
return nil ,_bg .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",_gccd .Predictor );};};return _cdcf ,nil ;};

// UpdateParams updates the parameter values of the encoder.
// Implements StreamEncoder interface.
func (_gccdg *JBIG2Encoder )UpdateParams (params *PdfObjectDictionary ){_cfgb ,_efaa :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));if _efaa ==nil {_gccdg .BitsPerComponent =int (_cfgb );
};_abecb ,_efaa :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _efaa ==nil {_gccdg .Width =int (_abecb );};_egbg ,_efaa :=GetNumberAsInt64 (params .Get ("\u0048\u0065\u0069\u0067\u0068\u0074"));if _efaa ==nil {_gccdg .Height =int (_egbg );
};_cceg ,_efaa :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));if _efaa ==nil {_gccdg .ColorComponents =int (_cceg );};};var (ErrUnsupportedEncodingParameters =_a .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 =_a .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 =_a .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 =_a .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 =_a .New ("\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");ErrTypeError =_a .New ("\u0074\u0079p\u0065\u0020\u0063h\u0065\u0063\u006b\u0020\u0065\u0072\u0072\u006f\u0072");ErrRangeError =_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");
ErrNotSupported =_cdb .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 =_a .New ("\u006e\u006f\u0074 \u0061\u0020\u006e\u0075\u006d\u0062\u0065\u0072");
);

// WriteString outputs the object as it is to be written to file.
func (_bcfd *PdfObjectString )WriteString ()string {var _cebg _ag .Buffer ;if _bcfd ._ddfg {_fagff :=_cg .EncodeToString (_bcfd .Bytes ());_cebg .WriteString ("\u003c");_cebg .WriteString (_fagff );_cebg .WriteString ("\u003e");return _cebg .String ();
};_fbgdb :=map[byte ]string {'\n':"\u005c\u006e",'\r':"\u005c\u0072",'\t':"\u005c\u0074",'\b':"\u005c\u0062",'\f':"\u005c\u0066",'(':"\u005c\u0028",')':"\u005c\u0029",'\\':"\u005c\u005c"};_cebg .WriteString ("\u0028");for _edaf :=0;_edaf < len (_bcfd ._befb );
_edaf ++{_cbgbg :=_bcfd ._befb [_edaf ];if _bdef ,_cagc :=_fbgdb [_cbgbg ];_cagc {_cebg .WriteString (_bdef );}else {_cebg .WriteByte (_cbgbg );};};_cebg .WriteString ("\u0029");return _cebg .String ();};

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

// 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 (_cgdg *PdfParser )ParseIndirectObject ()(PdfObject ,error ){_aabc :=PdfIndirectObject {};_aabc ._dcbc =_cgdg ;_fa .Log .Trace ("\u002dR\u0065a\u0064\u0020\u0069\u006e\u0064i\u0072\u0065c\u0074\u0020\u006f\u0062\u006a");_eaac ,_dbgd :=_cgdg ._bcabc .Peek (20);
if _dbgd !=nil {if _dbgd !=_ac .EOF {_fa .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 &_aabc ,_dbgd ;
};};_fa .Log .Trace ("\u0028\u0069\u006edi\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0020\u0070\u0065\u0065\u006b\u0020\u0022\u0025\u0073\u0022",string (_eaac ));_bfgf :=_daga .FindStringSubmatchIndex (string (_eaac ));if len (_bfgf )< 6{if _dbgd ==_ac .EOF {return nil ,_dbgd ;
};_fa .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 (_eaac ));
return &_aabc ,_a .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");
};_cgdg ._bcabc .Discard (_bfgf [0]);_fa .Log .Trace ("O\u0066\u0066\u0073\u0065\u0074\u0073\u0020\u0025\u0020\u0064",_bfgf );_cadg :=_bfgf [1]-_bfgf [0];_cgeg :=make ([]byte ,_cadg );_ ,_dbgd =_cgdg .ReadAtLeast (_cgeg ,_cadg );if _dbgd !=nil {_fa .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",_dbgd );
return nil ,_dbgd ;};_fa .Log .Trace ("\u0074\u0065\u0078t\u006c\u0069\u006e\u0065\u003a\u0020\u0025\u0073",_cgeg );_bgeefe :=_daga .FindStringSubmatch (string (_cgeg ));if len (_bgeefe )< 3{_fa .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 (_cgeg ));
return &_aabc ,_a .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");
};_aaba ,_ :=_g .Atoi (_bgeefe [1]);_gacc ,_ :=_g .Atoi (_bgeefe [2]);_aabc .ObjectNumber =int64 (_aaba );_aabc .GenerationNumber =int64 (_gacc );for {_ageaf ,_acge :=_cgdg ._bcabc .Peek (2);if _acge !=nil {return &_aabc ,_acge ;};_fa .Log .Trace ("I\u006ed\u002e\u0020\u0070\u0065\u0065\u006b\u003a\u0020%\u0073\u0020\u0028\u0025 x\u0029\u0021",string (_ageaf ),string (_ageaf ));
if IsWhiteSpace (_ageaf [0]){_cgdg .skipSpaces ();}else if _ageaf [0]=='%'{_cgdg .skipComments ();}else if (_ageaf [0]=='<')&&(_ageaf [1]=='<'){_fa .Log .Trace ("\u0043\u0061\u006c\u006c\u0020\u0050\u0061\u0072\u0073e\u0044\u0069\u0063\u0074");_aabc .PdfObject ,_acge =_cgdg .ParseDict ();
_fa .Log .Trace ("\u0045\u004f\u0046\u0020Ca\u006c\u006c\u0020\u0050\u0061\u0072\u0073\u0065\u0044\u0069\u0063\u0074\u003a\u0020%\u0076",_acge );if _acge !=nil {return &_aabc ,_acge ;};_fa .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 (_ageaf [0]=='/')||(_ageaf [0]=='(')||(_ageaf [0]=='[')||(_ageaf [0]=='<'){_aabc .PdfObject ,_acge =_cgdg .parseObject ();if _acge !=nil {return &_aabc ,_acge ;};_fa .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 _ageaf [0]==']'{_fa .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");
_cgdg ._bcabc .Discard (1);}else {if _ageaf [0]=='e'{_aadf ,_acged :=_cgdg .readTextLine ();if _acged !=nil {return nil ,_acged ;};if len (_aadf )>=6&&_aadf [0:6]=="\u0065\u006e\u0064\u006f\u0062\u006a"{break ;};}else if _ageaf [0]=='s'{_ageaf ,_ =_cgdg ._bcabc .Peek (10);
if string (_ageaf [:6])=="\u0073\u0074\u0072\u0065\u0061\u006d"{_efcbd :=6;if len (_ageaf )> 6{if IsWhiteSpace (_ageaf [_efcbd ])&&_ageaf [_efcbd ]!='\r'&&_ageaf [_efcbd ]!='\n'{_fa .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");
_cgdg ._gfbbc ._ddd =true ;_efcbd ++;};if _ageaf [_efcbd ]=='\r'{_efcbd ++;if _ageaf [_efcbd ]=='\n'{_efcbd ++;};}else if _ageaf [_efcbd ]=='\n'{_efcbd ++;}else {_cgdg ._gfbbc ._ddd =true ;};};_cgdg ._bcabc .Discard (_efcbd );_bege ,_gbde :=_aabc .PdfObject .(*PdfObjectDictionary );
if !_gbde {return nil ,_a .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");};_fa .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0064\u0069c\u0074\u0020\u0025\u0073",_bege );
_cgfb ,_ecbg :=_cgdg .traceStreamLength (_bege .Get ("\u004c\u0065\u006e\u0067\u0074\u0068"));if _ecbg !=nil {_fa .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",_ecbg );
return nil ,_ecbg ;};_fa .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074h\u003f\u0020\u0025\u0073",_cgfb );_aebca ,_ebgd :=_cgfb .(*PdfObjectInteger );if !_ebgd {return nil ,_a .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");
};_ebgb :=*_aebca ;if _ebgb < 0{return nil ,_a .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");};_dagc :=_cgdg .GetFileOffset ();
_fccd :=_cgdg .xrefNextObjectOffset (_dagc );if _dagc +int64 (_ebgb )> _fccd &&_fccd > _dagc {_fa .Log .Debug ("E\u0078\u0070\u0065\u0063te\u0064 \u0065\u006e\u0064\u0069\u006eg\u0020\u0061\u0074\u0020\u0025\u0064",_dagc +int64 (_ebgb ));_fa .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",_fccd );
_beaca :=_fccd -_dagc -17;if _beaca < 0{return nil ,_a .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");
};_fa .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",_beaca );_ebgb =PdfObjectInteger (_beaca );
_bege .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (_beaca ));};if int64 (_ebgb )> _cgdg ._gbad {_fa .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 ,_a .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");};_aeafg :=make ([]byte ,_ebgb );
_ ,_ecbg =_cgdg .ReadAtLeast (_aeafg ,int (_ebgb ));if _ecbg !=nil {_fa .Log .Debug ("E\u0052\u0052\u004f\u0052 s\u0074r\u0065\u0061\u006d\u0020\u0028%\u0064\u0029\u003a\u0020\u0025\u0058",len (_aeafg ),_aeafg );_fa .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a\u0020\u0025v",_ecbg );
return nil ,_ecbg ;};_fgee :=PdfObjectStream {};_fgee .Stream =_aeafg ;_fgee .PdfObjectDictionary =_aabc .PdfObject .(*PdfObjectDictionary );_fgee .ObjectNumber =_aabc .ObjectNumber ;_fgee .GenerationNumber =_aabc .GenerationNumber ;_fgee .PdfObjectReference ._dcbc =_cgdg ;
_cgdg .skipSpaces ();_cgdg ._bcabc .Discard (9);_cgdg .skipSpaces ();return &_fgee ,nil ;};};_aabc .PdfObject ,_acge =_cgdg .parseObject ();if _aabc .PdfObject ==nil {_fa .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");
_aabc .PdfObject =MakeNull ();};return &_aabc ,_acge ;};};if _aabc .PdfObject ==nil {_fa .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");
_aabc .PdfObject =MakeNull ();};_fa .Log .Trace ("\u0052\u0065\u0074\u0075rn\u0069\u006e\u0067\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0021");return &_aabc ,nil ;};

// 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 ;};

// IsNullObject returns true if `obj` is a PdfObjectNull.
func IsNullObject (obj PdfObject )bool {_ ,_cadaf :=TraceToDirectObject (obj ).(*PdfObjectNull );return _cadaf ;};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";);type objectStreams map[int ]objectStream ;func (_cegf *PdfParser )parseDetailedHeader ()(_bbc error ){_cegf ._acee .Seek (0,_ac .SeekStart );
_cegf ._bcabc =_ef .NewReader (_cegf ._acee );_fef :=20;_fdbc :=make ([]byte ,_fef );var (_cgdb bool ;_fff int ;);for {_caf ,_cda :=_cegf ._bcabc .ReadByte ();if _cda !=nil {if _cda ==_ac .EOF {break ;}else {return _cda ;};};if IsDecimalDigit (_caf )&&_fdbc [_fef -1]=='.'&&IsDecimalDigit (_fdbc [_fef -2])&&_fdbc [_fef -3]=='-'&&_fdbc [_fef -4]=='F'&&_fdbc [_fef -5]=='D'&&_fdbc [_fef -6]=='P'&&_fdbc [_fef -7]=='%'{_cegf ._edba =Version {Major :int (_fdbc [_fef -2]-'0'),Minor :int (_caf -'0')};
_cegf ._gfbbc ._dga =_fff -7;_cgdb =true ;break ;};_fff ++;_fdbc =append (_fdbc [1:_fef ],_caf );};if !_cgdb {return _bg .Errorf ("n\u006f \u0066\u0069\u006c\u0065\u0020\u0068\u0065\u0061d\u0065\u0072\u0020\u0066ou\u006e\u0064");};_fbbb ,_bbc :=_cegf ._bcabc .ReadByte ();
if _bbc ==_ac .EOF {return _bg .Errorf ("\u006eo\u0074\u0020\u0061\u0020\u0076\u0061\u006c\u0069\u0064\u0020\u0050d\u0066\u0020\u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074");};if _bbc !=nil {return _bbc ;};_cegf ._gfbbc ._becb =_fbbb =='\n';_fbbb ,_bbc =_cegf ._bcabc .ReadByte ();
if _bbc !=nil {return _bg .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",_bbc );};if _fbbb !='%'{return nil ;};_daad :=make ([]byte ,4);_ ,_bbc =_cegf ._bcabc .Read (_daad );
if _bbc !=nil {return _bg .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",_bbc );};_cegf ._gfbbc ._bgc =[4]byte {_daad [0],_daad [1],_daad [2],_daad [3]};
return nil ;};

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

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

// For predictors
Columns int ;Colors int ;

// LZW algorithm setting.
EarlyChange int ;};func (_feac *PdfParser )parseName ()(PdfObjectName ,error ){var _fbga _ag .Buffer ;_bed :=false ;for {_cbdg ,_gebe :=_feac ._bcabc .Peek (1);if _gebe ==_ac .EOF {break ;};if _gebe !=nil {return PdfObjectName (_fbga .String ()),_gebe ;
};if !_bed {if _cbdg [0]=='/'{_bed =true ;_feac ._bcabc .ReadByte ();}else if _cbdg [0]=='%'{_feac .readComment ();_feac .skipSpaces ();}else {_fa .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",_cbdg ,_cbdg );
return PdfObjectName (_fbga .String ()),_bg .Errorf ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u006ea\u006d\u0065:\u0020\u0028\u0025\u0063\u0029",_cbdg [0]);};}else {if IsWhiteSpace (_cbdg [0]){break ;}else if (_cbdg [0]=='/')||(_cbdg [0]=='[')||(_cbdg [0]=='(')||(_cbdg [0]==']')||(_cbdg [0]=='<')||(_cbdg [0]=='>'){break ;
}else if _cbdg [0]=='#'{_gfege ,_aeaba :=_feac ._bcabc .Peek (3);if _aeaba !=nil {return PdfObjectName (_fbga .String ()),_aeaba ;};_fgbd ,_aeaba :=_cg .DecodeString (string (_gfege [1:3]));if _aeaba !=nil {_fa .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");
_fbga .WriteByte ('#');_feac ._bcabc .Discard (1);continue ;};_feac ._bcabc .Discard (3);_fbga .Write (_fgbd );}else {_afea ,_ :=_feac ._bcabc .ReadByte ();_fbga .WriteByte (_afea );};};};return PdfObjectName (_fbga .String ()),nil ;};

// GetFilterName returns the name of the encoding filter.
func (_gcg *ASCIIHexEncoder )GetFilterName ()string {return StreamEncodingFilterNameASCIIHex };

// Clear resets the dictionary to an empty state.
func (_fegdga *PdfObjectDictionary )Clear (){_fegdga ._ccfb =[]PdfObjectName {};_fegdga ._dfec =map[PdfObjectName ]PdfObject {};_fegdga ._fdgd =&_aa .Mutex {};};

// 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 (_ddc *RunLengthEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_dacc :=_ag .NewReader (encoded );var _aeea []byte ;for {_ggcc ,_aegg :=_dacc .ReadByte ();if _aegg !=nil {return nil ,_aegg ;};if _ggcc > 128{_aba ,_bfac :=_dacc .ReadByte ();
if _bfac !=nil {return nil ,_bfac ;};for _ecca :=0;_ecca < 257-int (_ggcc );_ecca ++{_aeea =append (_aeea ,_aba );};}else if _ggcc < 128{for _afbg :=0;_afbg < int (_ggcc )+1;_afbg ++{_efeg ,_gcef :=_dacc .ReadByte ();if _gcef !=nil {return nil ,_gcef ;
};_aeea =append (_aeea ,_efeg );};}else {break ;};};return _aeea ,nil ;};func (_dfbf *PdfParser )parseXrefTable ()(*PdfObjectDictionary ,error ){var _fgbcg *PdfObjectDictionary ;_afgd ,_fceb :=_dfbf .readTextLine ();if _fceb !=nil {return nil ,_fceb ;};
if _dfbf ._dfge &&_fca .Count (_fca .TrimPrefix (_afgd ,"\u0078\u0072\u0065\u0066"),"\u0020")> 0{_dfbf ._gfbbc ._efged =true ;};_fa .Log .Trace ("\u0078\u0072\u0065\u0066 f\u0069\u0072\u0073\u0074\u0020\u006c\u0069\u006e\u0065\u003a\u0020\u0025\u0073",_afgd );
_ecdd :=-1;_bbae :=0;_ggeg :=false ;_dcbed :="";for {_dfbf .skipSpaces ();_ ,_eeea :=_dfbf ._bcabc .Peek (1);if _eeea !=nil {return nil ,_eeea ;};_afgd ,_eeea =_dfbf .readTextLine ();if _eeea !=nil {return nil ,_eeea ;};_cdcfc :=_fccg .FindStringSubmatch (_afgd );
if len (_cdcfc )==0{_cggf :=len (_dcbed )> 0;_dcbed +=_afgd +"\u000a";if _cggf {_cdcfc =_fccg .FindStringSubmatch (_dcbed );};};if len (_cdcfc )==3{if _dfbf ._dfge &&!_dfbf ._gfbbc ._baab {var (_fbgb bool ;_ccag int ;);for _ ,_bagg :=range _afgd {if _f .IsDigit (_bagg ){if _fbgb {break ;
};continue ;};if !_fbgb {_fbgb =true ;};_ccag ++;};if _ccag > 1{_dfbf ._gfbbc ._baab =true ;};};_dced ,_ :=_g .Atoi (_cdcfc [1]);_cgdc ,_ :=_g .Atoi (_cdcfc [2]);_ecdd =_dced ;_bbae =_cgdc ;_ggeg =true ;_dcbed ="";_fa .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",_ecdd ,_bbae );
continue ;};_dfea :=_cbdad .FindStringSubmatch (_afgd );if len (_dfea )==4{if !_ggeg {_fa .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 ,_a .New ("\u0078\u0072\u0065\u0066 i\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u006f\u0072\u006d\u0061\u0074");
};_ddad ,_ :=_g .ParseInt (_dfea [1],10,64);_fgcf ,_ :=_g .Atoi (_dfea [2]);_ggge :=_dfea [3];_dcbed ="";if _fca .ToLower (_ggge )=="\u006e"&&_ddad > 1{_bfde ,_gadg :=_dfbf ._gdbd .ObjectMap [_ecdd ];if !_gadg ||_fgcf > _bfde .Generation {_geded :=XrefObject {ObjectNumber :_ecdd ,XType :XrefTypeTableEntry ,Offset :_ddad ,Generation :_fgcf };
_dfbf ._gdbd .ObjectMap [_ecdd ]=_geded ;};};_ecdd ++;continue ;};if (len (_afgd )> 6)&&(_afgd [:7]=="\u0074r\u0061\u0069\u006c\u0065\u0072"){_fa .Log .Trace ("\u0046o\u0075n\u0064\u0020\u0074\u0072\u0061i\u006c\u0065r\u0020\u002d\u0020\u0025\u0073",_afgd );
if len (_afgd )> 9{_aefg :=_dfbf .GetFileOffset ();_dfbf .SetFileOffset (_aefg -int64 (len (_afgd ))+7);};_dfbf .skipSpaces ();_dfbf .skipComments ();_fa .Log .Trace ("R\u0065\u0061\u0064\u0069ng\u0020t\u0072\u0061\u0069\u006c\u0065r\u0020\u0064\u0069\u0063\u0074\u0021");
_fa .Log .Trace ("\u0070\u0065\u0065\u006b\u003a\u0020\u0022\u0025\u0073\u0022",_afgd );_fgbcg ,_eeea =_dfbf .ParseDict ();_fa .Log .Trace ("\u0045O\u0046\u0020\u0072\u0065a\u0064\u0069\u006e\u0067\u0020t\u0072a\u0069l\u0065\u0072\u0020\u0064\u0069\u0063\u0074!");
if _eeea !=nil {_fa .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",_eeea );return nil ,_eeea ;};break ;};if _afgd =="\u0025\u0025\u0045O\u0046"{_fa .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 ,_a .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");};_fa .Log .Trace ("\u0078\u0072\u0065\u0066\u0020\u006d\u006f\u0072\u0065 \u003a\u0020\u0025\u0073",_afgd );
};_fa .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 _dfbf ._fcdb ==nil {_egfg :=XrefTypeTableEntry ;_dfbf ._fcdb =&_egfg ;};return _fgbcg ,nil ;};func (_bfce *PdfParser )parseNumber ()(PdfObject ,error ){return ParseNumber (_bfce ._bcabc )};


// EncodeImage encodes 'img' golang image.Image into jbig2 encoded bytes document using default encoder settings.
func (_cbgg *JBIG2Encoder )EncodeImage (img _bb .Image )([]byte ,error ){return _cbgg .encodeImage (img )};

// DecodeBytes decodes a slice of LZW encoded bytes and returns the result.
func (_cadb *LZWEncoder )DecodeBytes (encoded []byte )([]byte ,error ){var _dad _ag .Buffer ;_eec :=_ag .NewReader (encoded );var _gae _ac .ReadCloser ;if _cadb .EarlyChange ==1{_gae =_bbe .NewReader (_eec ,_bbe .MSB ,8);}else {_gae =_e .NewReader (_eec ,_e .MSB ,8);
};defer _gae .Close ();if _ ,_fgdb :=_dad .ReadFrom (_gae );_fgdb !=nil {if _fgdb !=_ac .ErrUnexpectedEOF ||_dad .Len ()==0{return nil ,_fgdb ;};_fa .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",_fgdb );
};return _dad .Bytes (),nil ;};const _gdfb =32<<(^uint (0)>>63);func (_effe *JBIG2Image )toBitmap ()(_caga *_db .Bitmap ,_edgfb error ){const _ffg ="\u004a\u0042\u0049\u00472I\u006d\u0061\u0067\u0065\u002e\u0074\u006f\u0042\u0069\u0074\u006d\u0061\u0070";
if _effe .Data ==nil {return nil ,_ge .Error (_ffg ,"\u0069\u006d\u0061\u0067e \u0064\u0061\u0074\u0061\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006ee\u0064");};if _effe .Width ==0||_effe .Height ==0{return nil ,_ge .Error (_ffg ,"\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 _effe .HasPadding {_caga ,_edgfb =_db .NewWithData (_effe .Width ,_effe .Height ,_effe .Data );}else {_caga ,_edgfb =_db .NewWithUnpaddedData (_effe .Width ,_effe .Height ,_effe .Data );};if _edgfb !=nil {return nil ,_ge .Wrap (_edgfb ,_ffg ,"");};
return _caga ,nil ;};

// WriteString outputs the object as it is to be written to file.
func (_afde *PdfObjectBool )WriteString ()string {if *_afde {return "\u0074\u0072\u0075\u0065";};return "\u0066\u0061\u006cs\u0065";};

// EncodeBytes encodes the passed in slice of bytes by passing it through the
// EncodeBytes method of the underlying encoders.
func (_bbabd *MultiEncoder )EncodeBytes (data []byte )([]byte ,error ){_ecgc :=data ;var _eagb error ;for _abad :=len (_bbabd ._cbce )-1;_abad >=0;_abad --{_abbb :=_bbabd ._cbce [_abad ];_ecgc ,_eagb =_abbb .EncodeBytes (_ecgc );if _eagb !=nil {return nil ,_eagb ;
};};return _ecgc ,nil ;};func (_efdc *PdfCrypt )decryptBytes (_dee []byte ,_acdc string ,_ebaa []byte )([]byte ,error ){_fa .Log .Trace ("\u0044\u0065\u0063\u0072\u0079\u0070\u0074\u0020\u0062\u0079\u0074\u0065\u0073");_aeb ,_agc :=_efdc ._dfcc [_acdc ];
if !_agc {return nil ,_bg .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_acdc );};return _aeb .DecryptBytes (_dee ,_ebaa );};func (_dfceb *PdfParser )parseBool ()(PdfObjectBool ,error ){_bgag ,_dcaa :=_dfceb ._bcabc .Peek (4);
if _dcaa !=nil {return PdfObjectBool (false ),_dcaa ;};if (len (_bgag )>=4)&&(string (_bgag [:4])=="\u0074\u0072\u0075\u0065"){_dfceb ._bcabc .Discard (4);return PdfObjectBool (true ),nil ;};_bgag ,_dcaa =_dfceb ._bcabc .Peek (5);if _dcaa !=nil {return PdfObjectBool (false ),_dcaa ;
};if (len (_bgag )>=5)&&(string (_bgag [:5])=="\u0066\u0061\u006cs\u0065"){_dfceb ._bcabc .Discard (5);return PdfObjectBool (false ),nil ;};return PdfObjectBool (false ),_a .New ("\u0075n\u0065\u0078\u0070\u0065c\u0074\u0065\u0064\u0020\u0062o\u006fl\u0065a\u006e\u0020\u0073\u0074\u0072\u0069\u006eg");
};func (_dba *PdfCrypt )securityHandler ()_ae .StdHandler {if _dba ._edag .R >=5{return _ae .NewHandlerR6 ();};return _ae .NewHandlerR4 (_dba ._bd ,_dba ._bbd .Length );};

// MakeFloat creates an PdfObjectFloat from a float64.
func MakeFloat (val float64 )*PdfObjectFloat {_ggcdc :=PdfObjectFloat (val );return &_ggcdc };

// ParseDict reads and parses a PDF dictionary object enclosed with '<<' and '>>'
func (_cfcg *PdfParser )ParseDict ()(*PdfObjectDictionary ,error ){_fa .Log .Trace ("\u0052\u0065\u0061\u0064\u0069\u006e\u0067\u0020\u0050\u0044\u0046\u0020D\u0069\u0063\u0074\u0021");_dbagf :=MakeDict ();_dbagf ._cdda =_cfcg ;_cddfa ,_ :=_cfcg ._bcabc .ReadByte ();
if _cddfa !='<'{return nil ,_a .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0064\u0069\u0063\u0074");};_cddfa ,_ =_cfcg ._bcabc .ReadByte ();if _cddfa !='<'{return nil ,_a .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0064\u0069\u0063\u0074");
};for {_cfcg .skipSpaces ();_cfcg .skipComments ();_aedf ,_aebc :=_cfcg ._bcabc .Peek (2);if _aebc !=nil {return nil ,_aebc ;};_fa .Log .Trace ("D\u0069c\u0074\u0020\u0070\u0065\u0065\u006b\u003a\u0020%\u0073\u0020\u0028\u0025 x\u0029\u0021",string (_aedf ),string (_aedf ));
if (_aedf [0]=='>')&&(_aedf [1]=='>'){_fa .Log .Trace ("\u0045\u004f\u0046\u0020\u0064\u0069\u0063\u0074\u0069o\u006e\u0061\u0072\u0079");_cfcg ._bcabc .ReadByte ();_cfcg ._bcabc .ReadByte ();break ;};_fa .Log .Trace ("\u0050a\u0072s\u0065\u0020\u0074\u0068\u0065\u0020\u006e\u0061\u006d\u0065\u0021");
_bebb ,_aebc :=_cfcg .parseName ();_fa .Log .Trace ("\u004be\u0079\u003a\u0020\u0025\u0073",_bebb );if _aebc !=nil {_fa .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",_aebc );
return nil ,_aebc ;};if len (_bebb )> 4&&_bebb [len (_bebb )-4:]=="\u006e\u0075\u006c\u006c"{_fgfc :=_bebb [0:len (_bebb )-4];_fa .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",_bebb );
_fa .Log .Debug ("\u004e\u0065\u0077\u0020ke\u0079\u0020\u0022\u0025\u0073\u0022\u0020\u003d\u0020\u006e\u0075\u006c\u006c",_fgfc );_cfcg .skipSpaces ();_fgc ,_ :=_cfcg ._bcabc .Peek (1);if _fgc [0]=='/'{_dbagf .Set (_fgfc ,MakeNull ());continue ;};};_cfcg .skipSpaces ();
_fceg ,_aebc :=_cfcg .parseObject ();if _aebc !=nil {return nil ,_aebc ;};_dbagf .Set (_bebb ,_fceg );if _fa .Log .IsLogLevel (_fa .LogLevelTrace ){_fa .Log .Trace ("\u0064\u0069\u0063\u0074\u005b\u0025\u0073\u005d\u0020\u003d\u0020\u0025\u0073",_bebb ,_fceg .String ());
};};_fa .Log .Trace ("\u0072\u0065\u0074\u0075rn\u0069\u006e\u0067\u0020\u0050\u0044\u0046\u0020\u0044\u0069\u0063\u0074\u0021");return _dbagf ,nil ;};

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

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

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

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

// 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 )(_eaafg *PdfObjectStream ,_aegge bool ){obj =ResolveReference (obj );_eaafg ,_aegge =obj .(*PdfObjectStream );return _eaafg ,_aegge ;};

// EncodeBytes encodes data into ASCII85 encoded format.
func (_agfed *ASCII85Encoder )EncodeBytes (data []byte )([]byte ,error ){var _fbde _ag .Buffer ;for _cgfc :=0;_cgfc < len (data );_cgfc +=4{_dadg :=data [_cgfc ];_egfa :=1;_gfg :=byte (0);if _cgfc +1< len (data ){_gfg =data [_cgfc +1];_egfa ++;};_gfge :=byte (0);
if _cgfc +2< len (data ){_gfge =data [_cgfc +2];_egfa ++;};_ccdfc :=byte (0);if _cgfc +3< len (data ){_ccdfc =data [_cgfc +3];_egfa ++;};_fddg :=(uint32 (_dadg )<<24)|(uint32 (_gfg )<<16)|(uint32 (_gfge )<<8)|uint32 (_ccdfc );if _fddg ==0{_fbde .WriteByte ('z');
}else {_eeac :=_agfed .base256Tobase85 (_fddg );for _ ,_aafad :=range _eeac [:_egfa +1]{_fbde .WriteByte (_aafad +'!');};};};_fbde .WriteString ("\u007e\u003e");return _fbde .Bytes (),nil ;};func _bdgf (_eddg _ac .ReadSeeker ,_gegff int64 )(*offsetReader ,error ){_fdfce :=&offsetReader {_faf :_eddg ,_afdf :_gegff };
_ ,_eegg :=_fdfce .Seek (0,_ac .SeekStart );return _fdfce ,_eegg ;};

// RawEncoder implements Raw encoder/decoder (no encoding, pass through)
type RawEncoder struct{};func (_bgbf *PdfParser )parseObject ()(PdfObject ,error ){_fa .Log .Trace ("\u0052e\u0061d\u0020\u0064\u0069\u0072\u0065c\u0074\u0020o\u0062\u006a\u0065\u0063\u0074");_bgbf .skipSpaces ();for {_cecb ,_egag :=_bgbf ._bcabc .Peek (2);
if _egag !=nil {if _egag !=_ac .EOF ||len (_cecb )==0{return nil ,_egag ;};if len (_cecb )==1{_cecb =append (_cecb ,' ');};};_fa .Log .Trace ("\u0050e\u0065k\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u003a\u0020\u0025\u0073",string (_cecb ));if _cecb [0]=='/'{_cgda ,_edab :=_bgbf .parseName ();
_fa .Log .Trace ("\u002d\u003e\u004ea\u006d\u0065\u003a\u0020\u0027\u0025\u0073\u0027",_cgda );return &_cgda ,_edab ;}else if _cecb [0]=='('{_fa .Log .Trace ("\u002d>\u0053\u0074\u0072\u0069\u006e\u0067!");_cdcd ,_bbde :=_bgbf .parseString ();return _cdcd ,_bbde ;
}else if _cecb [0]=='['{_fa .Log .Trace ("\u002d\u003e\u0041\u0072\u0072\u0061\u0079\u0021");_cbgc ,_cbbb :=_bgbf .parseArray ();return _cbgc ,_cbbb ;}else if (_cecb [0]=='<')&&(_cecb [1]=='<'){_fa .Log .Trace ("\u002d>\u0044\u0069\u0063\u0074\u0021");
_gffgc ,_dabdd :=_bgbf .ParseDict ();return _gffgc ,_dabdd ;}else if _cecb [0]=='<'{_fa .Log .Trace ("\u002d\u003e\u0048\u0065\u0078\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u0021");_gddf ,_efafa :=_bgbf .parseHexString ();return _gddf ,_efafa ;}else if _cecb [0]=='%'{_bgbf .readComment ();
_bgbf .skipSpaces ();}else {_fa .Log .Trace ("\u002d\u003eN\u0075\u006d\u0062e\u0072\u0020\u006f\u0072\u0020\u0072\u0065\u0066\u003f");_cecb ,_ =_bgbf ._bcabc .Peek (15);_fcbad :=string (_cecb );_fa .Log .Trace ("\u0050\u0065\u0065k\u0020\u0073\u0074\u0072\u003a\u0020\u0025\u0073",_fcbad );
if (len (_fcbad )> 3)&&(_fcbad [:4]=="\u006e\u0075\u006c\u006c"){_baba ,_fegfb :=_bgbf .parseNull ();return &_baba ,_fegfb ;}else if (len (_fcbad )> 4)&&(_fcbad [:5]=="\u0066\u0061\u006cs\u0065"){_bcda ,_eeacb :=_bgbf .parseBool ();return &_bcda ,_eeacb ;
}else if (len (_fcbad )> 3)&&(_fcbad [:4]=="\u0074\u0072\u0075\u0065"){_efab ,_cbeg :=_bgbf .parseBool ();return &_efab ,_cbeg ;};_dacd :=_bcdd .FindStringSubmatch (_fcbad );if len (_dacd )> 1{_cecb ,_ =_bgbf ._bcabc .ReadBytes ('R');_fa .Log .Trace ("\u002d\u003e\u0020\u0021\u0052\u0065\u0066\u003a\u0020\u0027\u0025\u0073\u0027",string (_cecb [:]));
_cfc ,_efgedg :=_dbgc (string (_cecb ));_cfc ._dcbc =_bgbf ;return &_cfc ,_efgedg ;};_gbbdc :=_bbfgg .FindStringSubmatch (_fcbad );if len (_gbbdc )> 1{_fa .Log .Trace ("\u002d\u003e\u0020\u004e\u0075\u006d\u0062\u0065\u0072\u0021");_acaa ,_dgdc :=_bgbf .parseNumber ();
return _acaa ,_dgdc ;};_gbbdc =_edeg .FindStringSubmatch (_fcbad );if len (_gbbdc )> 1{_fa .Log .Trace ("\u002d\u003e\u0020\u0045xp\u006f\u006e\u0065\u006e\u0074\u0069\u0061\u006c\u0020\u004e\u0075\u006d\u0062\u0065r\u0021");_fa .Log .Trace ("\u0025\u0020\u0073",_gbbdc );
_gffab ,_gbfg :=_bgbf .parseNumber ();return _gffab ,_gbfg ;};_fa .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020U\u006e\u006b\u006e\u006f\u0077n\u0020(\u0070e\u0065\u006b\u0020\u0022\u0025\u0073\u0022)",_fcbad );return nil ,_a .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");
};};};func (_bfad *limitedReadSeeker )getError (_geda int64 )error {switch {case _geda < 0:return _bg .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",_geda );
case _geda > _bfad ._dfdag :return _bg .Errorf ("u\u006e\u0065\u0078\u0070ec\u0074e\u0064\u0020\u006f\u0066\u0066s\u0065\u0074\u003a\u0020\u0025\u0064",_geda );};return nil ;};

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

// 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 (_aafa *PdfCrypt )Decrypt (obj PdfObject ,parentObjNum ,parentGenNum int64 )error {if _aafa .isDecrypted (obj ){return nil ;};switch _eded :=obj .(type ){case *PdfIndirectObject :_aafa ._aea [_eded ]=true ;_fa .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",_eded .ObjectNumber ,_eded .GenerationNumber );
_cad :=_eded .ObjectNumber ;_ecde :=_eded .GenerationNumber ;_aeg :=_aafa .Decrypt (_eded .PdfObject ,_cad ,_ecde );if _aeg !=nil {return _aeg ;};return nil ;case *PdfObjectStream :_aafa ._aea [_eded ]=true ;_ebba :=_eded .PdfObjectDictionary ;if _aafa ._edag .R !=5{if _daaa ,_cbg :=_ebba .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_cbg &&*_daaa =="\u0058\u0052\u0065\u0066"{return nil ;};};_afc :=_eded .ObjectNumber ;_dfbb :=_eded .GenerationNumber ;_fa .Log .Trace ("\u0044e\u0063\u0072\u0079\u0070t\u0069\u006e\u0067\u0020\u0073t\u0072e\u0061m\u0020\u0025\u0064\u0020\u0025\u0064\u0020!",_afc ,_dfbb );
_bcgc :=_fbf ;if _aafa ._bbd .V >=4{_bcgc =_aafa ._bec ;_fa .Log .Trace ("\u0074\u0068\u0069\u0073.s\u0074\u0072\u0065\u0061\u006d\u0046\u0069\u006c\u0074\u0065\u0072\u0020\u003d\u0020%\u0073",_aafa ._bec );if _dda ,_bge :=_ebba .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectArray );
_bge {if _cbc ,_adbf :=GetName (_dda .Get (0));_adbf {if *_cbc =="\u0043\u0072\u0079p\u0074"{_bcgc ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _dab ,_bfeg :=_ebba .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073").(*PdfObjectDictionary );
_bfeg {if _fded ,_cege :=_dab .Get ("\u004e\u0061\u006d\u0065").(*PdfObjectName );_cege {if _ ,_feeg :=_aafa ._dfcc [string (*_fded )];_feeg {_fa .Log .Trace ("\u0055\u0073\u0069\u006eg \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020%\u0073",*_fded );
_bcgc =string (*_fded );};};};};};};_fa .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_bcgc );if _bcgc =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};};_ebd :=_aafa .Decrypt (_ebba ,_afc ,_dfbb );
if _ebd !=nil {return _ebd ;};_bgdg ,_ebd :=_aafa .makeKey (_bcgc ,uint32 (_afc ),uint32 (_dfbb ),_aafa ._dc );if _ebd !=nil {return _ebd ;};_eded .Stream ,_ebd =_aafa .decryptBytes (_eded .Stream ,_bcgc ,_bgdg );if _ebd !=nil {return _ebd ;};_ebba .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_eded .Stream ))));
return nil ;case *PdfObjectString :_fa .Log .Trace ("\u0044e\u0063r\u0079\u0070\u0074\u0069\u006eg\u0020\u0073t\u0072\u0069\u006e\u0067\u0021");_bcd :=_fbf ;if _aafa ._bbd .V >=4{_fa .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_aafa ._dbg );
if _aafa ._dbg =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};_bcd =_aafa ._dbg ;};_gcdf ,_cge :=_aafa .makeKey (_bcd ,uint32 (parentObjNum ),uint32 (parentGenNum ),_aafa ._dc );if _cge !=nil {return _cge ;};_dgd :=_eded .Str ();_eaf :=make ([]byte ,len (_dgd ));
for _gbb :=0;_gbb < len (_dgd );_gbb ++{_eaf [_gbb ]=_dgd [_gbb ];};if len (_eaf )> 0{_fa .Log .Trace ("\u0044e\u0063\u0072\u0079\u0070\u0074\u0020\u0073\u0074\u0072\u0069\u006eg\u003a\u0020\u0025\u0073\u0020\u003a\u0020\u0025\u0020\u0078",_eaf ,_eaf );
_eaf ,_cge =_aafa .decryptBytes (_eaf ,_bcd ,_gcdf );if _cge !=nil {return _cge ;};};_eded ._befb =string (_eaf );return nil ;case *PdfObjectArray :for _ ,_egbb :=range _eded .Elements (){_dfa :=_aafa .Decrypt (_egbb ,parentObjNum ,parentGenNum );if _dfa !=nil {return _dfa ;
};};return nil ;case *PdfObjectDictionary :_gaa :=false ;if _beff :=_eded .Get ("\u0054\u0079\u0070\u0065");_beff !=nil {_fge ,_adba :=_beff .(*PdfObjectName );if _adba &&*_fge =="\u0053\u0069\u0067"{_gaa =true ;};};for _ ,_afb :=range _eded .Keys (){_baed :=_eded .Get (_afb );
if _gaa &&string (_afb )=="\u0043\u006f\u006e\u0074\u0065\u006e\u0074\u0073"{continue ;};if string (_afb )!="\u0050\u0061\u0072\u0065\u006e\u0074"&&string (_afb )!="\u0050\u0072\u0065\u0076"&&string (_afb )!="\u004c\u0061\u0073\u0074"{_fea :=_aafa .Decrypt (_baed ,parentObjNum ,parentGenNum );
if _fea !=nil {return _fea ;};};};return nil ;};return nil ;};

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

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

// UpdateParams updates the parameter values of the encoder.
func (_eece *CCITTFaxEncoder )UpdateParams (params *PdfObjectDictionary ){if _afec ,_eeeda :=GetNumberAsInt64 (params .Get ("\u004b"));_eeeda ==nil {_eece .K =int (_afec );};if _fcd ,_gdag :=GetNumberAsInt64 (params .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073"));
_gdag ==nil {_eece .Columns =int (_fcd );}else if _fcd ,_gdag =GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));_gdag ==nil {_eece .Columns =int (_fcd );};if _beca ,_gdc :=GetNumberAsInt64 (params .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));
_gdc ==nil {_eece .BlackIs1 =_beca > 0;}else {if _ccec ,_feaf :=GetBoolVal (params .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_feaf {_eece .BlackIs1 =_ccec ;}else {if _aafe ,_cbdc :=GetArray (params .Get ("\u0044\u0065\u0063\u006f\u0064\u0065"));
_cbdc {_begc ,_fcba :=_aafe .ToIntegerArray ();if _fcba ==nil {_eece .BlackIs1 =_begc [0]==1&&_begc [1]==0;};};};};if _dbaf ,_bbca :=GetNumberAsInt64 (params .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));
_bbca ==nil {_eece .EncodedByteAlign =_dbaf > 0;}else {if _cbcg ,_gfac :=GetBoolVal (params .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));_gfac {_eece .EncodedByteAlign =_cbcg ;};};if _fbc ,_aeab :=GetNumberAsInt64 (params .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));
_aeab ==nil {_eece .EndOfLine =_fbc > 0;}else {if _cdce ,_dfab :=GetBoolVal (params .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));_dfab {_eece .EndOfLine =_cdce ;};};if _bfd ,_dbge :=GetNumberAsInt64 (params .Get ("\u0052\u006f\u0077\u0073"));
_dbge ==nil {_eece .Rows =int (_bfd );}else if _bfd ,_dbge =GetNumberAsInt64 (params .Get ("\u0048\u0065\u0069\u0067\u0068\u0074"));_dbge ==nil {_eece .Rows =int (_bfd );};if _efad ,_gcbd :=GetNumberAsInt64 (params .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));
_gcbd ==nil {_eece .EndOfBlock =_efad > 0;}else {if _bda ,_eaeb :=GetBoolVal (params .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));_eaeb {_eece .EndOfBlock =_bda ;};};if _edgf ,_efbf :=GetNumberAsInt64 (params .Get ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072"));
_efbf !=nil {_eece .DamagedRowsBeforeError =int (_edgf );};};

// GetRevision returns PdfParser for the specific version of the Pdf document.
func (_efbfa *PdfParser )GetRevision (revisionNumber int )(*PdfParser ,error ){_daff :=_efbfa ._bage ;if _daff ==revisionNumber {return _efbfa ,nil ;};if _daff < revisionNumber {return nil ,_a .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 _efbfa ._ggce [revisionNumber ]!=nil {return _efbfa ._ggce [revisionNumber ],nil ;};_gffgd :=_efbfa ;for ;_daff > revisionNumber ;_daff --{_aaee ,_bfbae :=_gffgd .GetPreviousRevisionParser ();if _bfbae !=nil {return nil ,_bfbae ;};_efbfa ._ggce [_daff -1]=_aaee ;
_efbfa ._cdgc [_gffgd ]=_aaee ;_gffgd =_aaee ;};return _gffgd ,nil ;};

// 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 (_gcdd *LZWEncoder )EncodeBytes (data []byte )([]byte ,error ){if _gcdd .Predictor !=1{return nil ,_bg .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 _gcdd .EarlyChange ==1{return nil ,_bg .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 _dfdb _ag .Buffer ;_gea :=_e .NewWriter (&_dfdb ,_e .MSB ,8);_gea .Write (data );_gea .Close ();return _dfdb .Bytes (),nil ;};var _bbfgg =_ba .MustCompile ("\u005e\u005b\u005c\u002b\u002d\u002e\u005d\u002a\u0028\u005b\u0030\u002d9\u002e\u005d\u002b\u0029");
func (_acba *PdfParser )inspect ()(map[string ]int ,error ){_fa .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");_fa .Log .Trace ("X\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u003a");
_ccgca :=map[string ]int {};_gcdab :=0;_gadgb :=0;var _bced []int ;for _fbcb :=range _acba ._gdbd .ObjectMap {_bced =append (_bced ,_fbcb );};_c .Ints (_bced );_fdee :=0;for _ ,_dfgbc :=range _bced {_dabe :=_acba ._gdbd .ObjectMap [_dfgbc ];if _dabe .ObjectNumber ==0{continue ;
};_gcdab ++;_fa .Log .Trace ("\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d");_fa .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",_dabe .ObjectNumber );
_bcdbab ,_dagb :=_acba .LookupByNumber (_dabe .ObjectNumber );if _dagb !=nil {_fa .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",_dabe .ObjectNumber ,_dagb );
_gadgb ++;continue ;};_fa .Log .Trace ("\u006fb\u006a\u003a\u0020\u0025\u0073",_bcdbab );_bcdcc ,_gdec :=_bcdbab .(*PdfIndirectObject );if _gdec {_fa .Log .Trace ("\u0049N\u0044 \u004f\u004f\u0042\u004a\u0020\u0025\u0064\u003a\u0020\u0025\u0073",_dabe .ObjectNumber ,_bcdcc );
_afdbf ,_bedg :=_bcdcc .PdfObject .(*PdfObjectDictionary );if _bedg {if _ffaf ,_fefbb :=_afdbf .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );_fefbb {_eeec :=string (*_ffaf );_fa .Log .Trace ("\u002d\u002d\u002d\u003e\u0020\u004f\u0062\u006a\u0020\u0074\u0079\u0070e\u003a\u0020\u0025\u0073",_eeec );
_ ,_fbcbb :=_ccgca [_eeec ];if _fbcbb {_ccgca [_eeec ]++;}else {_ccgca [_eeec ]=1;};}else if _dfecd ,_bgfe :=_afdbf .Get ("\u0053u\u0062\u0074\u0079\u0070\u0065").(*PdfObjectName );_bgfe {_fcab :=string (*_dfecd );_fa .Log .Trace ("-\u002d-\u003e\u0020\u004f\u0062\u006a\u0020\u0073\u0075b\u0074\u0079\u0070\u0065: \u0025\u0073",_fcab );
_ ,_bbge :=_ccgca [_fcab ];if _bbge {_ccgca [_fcab ]++;}else {_ccgca [_fcab ]=1;};};if _fdeca ,_effa :=_afdbf .Get ("\u0053").(*PdfObjectName );_effa &&*_fdeca =="\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"{_ ,_gaeb :=_ccgca ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"];
if _gaeb {_ccgca ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"]++;}else {_ccgca ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"]=1;};};};}else if _fgaad ,_bfbd :=_bcdbab .(*PdfObjectStream );_bfbd {if _deec ,_gage :=_fgaad .PdfObjectDictionary .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_gage {_fa .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",*_deec );_gagf :=string (*_deec );_ccgca [_gagf ]++;};}else {_cgega ,_agabc :=_bcdbab .(*PdfObjectDictionary );
if _agabc {_decc ,_edafc :=_cgega .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );if _edafc {_dgffg :=string (*_decc );_fa .Log .Trace ("\u002d-\u002d \u006f\u0062\u006a\u0020\u0074\u0079\u0070\u0065\u0020\u0025\u0073",_dgffg );_ccgca [_dgffg ]++;};
};_fa .Log .Trace ("\u0044\u0049\u0052\u0045\u0043\u0054\u0020\u004f\u0042\u004a\u0020\u0025d\u003a\u0020\u0025\u0073",_dabe .ObjectNumber ,_bcdbab );};_fdee ++;};_fa .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");
_fa .Log .Trace ("\u003d=\u003d\u003d\u003d\u003d\u003d");_fa .Log .Trace ("\u004f\u0062j\u0065\u0063\u0074 \u0063\u006f\u0075\u006e\u0074\u003a\u0020\u0025\u0064",_gcdab );_fa .Log .Trace ("\u0046\u0061\u0069\u006c\u0065\u0064\u0020\u006c\u006f\u006f\u006b\u0075p\u003a\u0020\u0025\u0064",_gadgb );
for _cgdd ,_gbgdb :=range _ccgca {_fa .Log .Trace ("\u0025\u0073\u003a\u0020\u0025\u0064",_cgdd ,_gbgdb );};_fa .Log .Trace ("\u003d=\u003d\u003d\u003d\u003d\u003d");if len (_acba ._gdbd .ObjectMap )< 1{_fa .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 ,_bg .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");};_fegfg ,_bdag :=_ccgca ["\u0046\u006f\u006e\u0074"];
if !_bdag ||_fegfg < 2{_fa .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 {_fa .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 _ccgca ,nil ;};func (_egbbf *PdfParser )readTextLine ()(string ,error ){var _ecfa _ag .Buffer ;for {_dgffc ,_fcgdb :=_egbbf ._bcabc .Peek (1);if _fcgdb !=nil {_fa .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_fcgdb .Error ());
return _ecfa .String (),_fcgdb ;};if (_dgffc [0]!='\r')&&(_dgffc [0]!='\n'){_ffaae ,_ :=_egbbf ._bcabc .ReadByte ();_ecfa .WriteByte (_ffaae );}else {break ;};};return _ecfa .String (),nil ;};

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

// 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 (_egbf *PdfParser )Decrypt (password []byte )(bool ,error ){if _egbf ._aded ==nil {return false ,_a .New ("\u0063\u0068\u0065\u0063k \u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0069\u006f\u006e\u0020\u0066\u0069\u0072s\u0074");};_badcd ,_fefg :=_egbf ._aded .authenticate (password );
if _fefg !=nil {return false ,_fefg ;};if !_badcd {_badcd ,_fefg =_egbf ._aded .authenticate ([]byte (""));};return _badcd ,_fefg ;};

// NewJPXEncoder returns a new instance of JPXEncoder.
func NewJPXEncoder ()*JPXEncoder {return &JPXEncoder {}};

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

// RunLengthEncoder represents Run length encoding.
type RunLengthEncoder struct{};type objectStream struct{N int ;_df []byte ;_dfc map[int ]int64 ;};

// 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 _bccdg :=obj .(type ){case *PdfObjectFloat :return float64 (*_bccdg ),nil ;case *PdfObjectInteger :return float64 (*_bccdg ),nil ;};return 0,ErrNotANumber ;};

// NewJBIG2Encoder creates a new JBIG2Encoder.
func NewJBIG2Encoder ()*JBIG2Encoder {return &JBIG2Encoder {_geaa :_fd .InitEncodeDocument (false )}};type xrefType int ;type limitedReadSeeker struct{_gfaa _ac .ReadSeeker ;_dfdag int64 ;};

// DecodeStream decodes the stream data and returns the decoded data.
// An error is returned upon failure.
func DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_fa .Log .Trace ("\u0044\u0065\u0063\u006f\u0064\u0065\u0020\u0073\u0074\u0072\u0065\u0061\u006d");_fdaba ,_ddbc :=NewEncoderFromStream (streamObj );if _ddbc !=nil {_fa .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",_ddbc );
return nil ,_ddbc ;};_fa .Log .Trace ("\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u0023\u0076\u000a",_fdaba );_afgf ,_ddbc :=_fdaba .DecodeStream (streamObj );if _ddbc !=nil {_fa .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",_ddbc );
return nil ,_ddbc ;};return _afgf ,nil ;};func _aaad (_aecc _gg .Filter ,_ged _ae .AuthEvent )*PdfObjectDictionary {if _ged ==""{_ged =_ae .EventDocOpen ;};_fga :=MakeDict ();_fga .Set ("\u0054\u0079\u0070\u0065",MakeName ("C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074\u0065\u0072"));
_fga .Set ("\u0041u\u0074\u0068\u0045\u0076\u0065\u006et",MakeName (string (_ged )));_fga .Set ("\u0043\u0046\u004d",MakeName (_aecc .Name ()));_fga .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (_aecc .KeyLength ())));return _fga ;};


// GetAsFloat64Slice returns the array as []float64 slice.
// Returns an error if not entirely numeric (only PdfObjectIntegers, PdfObjectFloats).
func (_babef *PdfObjectArray )GetAsFloat64Slice ()([]float64 ,error ){var _afbb []float64 ;for _ ,_abag :=range _babef .Elements (){_afdd ,_fddgb :=GetNumberAsFloat (TraceToDirectObject (_abag ));if _fddgb !=nil {return nil ,_bg .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");
};_afbb =append (_afbb ,_afdd );};return _afbb ,nil ;};

// String returns a string describing `ind`.
func (_geab *PdfIndirectObject )String ()string {return _bg .Sprintf ("\u0049\u004f\u0062\u006a\u0065\u0063\u0074\u003a\u0025\u0064",(*_geab ).ObjectNumber );};var _ccce =_ba .MustCompile ("\u005b\\\u0072\u005c\u006e\u005d\u005c\u0073\u002a\u0028\u0078\u0072\u0065f\u0029\u005c\u0073\u002a\u005b\u005c\u0072\u005c\u006e\u005d");


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

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

// 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 ;};

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

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

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

// WriteString outputs the object as it is to be written to file.
func (_bada *PdfObjectName )WriteString ()string {var _ggfgg _ag .Buffer ;if len (*_bada )> 127{_fa .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a \u004e\u0061\u006d\u0065\u0020t\u006fo\u0020l\u006f\u006e\u0067\u0020\u0028\u0025\u0073)",*_bada );};_ggfgg .WriteString ("\u002f");
for _faeb :=0;_faeb < len (*_bada );_faeb ++{_gadgf :=(*_bada )[_faeb ];if !IsPrintable (_gadgf )||_gadgf =='#'||IsDelimiter (_gadgf ){_ggfgg .WriteString (_bg .Sprintf ("\u0023\u0025\u002e2\u0078",_gadgf ));}else {_ggfgg .WriteByte (_gadgf );};};return _ggfgg .String ();
};

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

// 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 )(_aagdf string ,_gaea bool ){_cfad ,_gaea :=TraceToDirectObject (obj ).(*PdfObjectName );if _gaea {return string (*_cfad ),true ;};return ;};

// UpdateParams updates the parameter values of the encoder.
func (_deaa *ASCII85Encoder )UpdateParams (params *PdfObjectDictionary ){};

// String returns a string representation of the *PdfObjectString.
func (_dgcf *PdfObjectString )String ()string {return _dgcf ._befb };func (_decf *JBIG2Encoder )encodeImage (_bdce _bb .Image )([]byte ,error ){const _bdfa ="e\u006e\u0063\u006f\u0064\u0065\u0049\u006d\u0061\u0067\u0065";_dgfb ,_adab :=GoImageToJBIG2 (_bdce ,JB2ImageAutoThreshold );
if _adab !=nil {return nil ,_ge .Wrap (_adab ,_bdfa ,"\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 _adab =_decf .AddPageImage (_dgfb ,&_decf .DefaultPageSettings );
_adab !=nil {return nil ,_ge .Wrap (_adab ,_bdfa ,"");};return _decf .Encode ();};

// PdfIndirectObject represents the primitive PDF indirect object.
type PdfIndirectObject struct{PdfObjectReference ;PdfObject ;};func _agaf (_fdggd *PdfObjectStream )(*MultiEncoder ,error ){_fcgd :=NewMultiEncoder ();_fcaf :=_fdggd .PdfObjectDictionary ;if _fcaf ==nil {return _fcgd ,nil ;};var _cgc *PdfObjectDictionary ;
var _dgafe []PdfObject ;_fagbg :=_fcaf .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");if _fagbg !=nil {_bgg ,_eaaa :=_fagbg .(*PdfObjectDictionary );if _eaaa {_cgc =_bgg ;};_gaag ,_fcdf :=_fagbg .(*PdfObjectArray );if _fcdf {for _ ,_aeecf :=range _gaag .Elements (){_aeecf =TraceToDirectObject (_aeecf );
if _cbca ,_dfgb :=_aeecf .(*PdfObjectDictionary );_dfgb {_dgafe =append (_dgafe ,_cbca );}else {_dgafe =append (_dgafe ,MakeDict ());};};};};_fagbg =_fcaf .Get ("\u0046\u0069\u006c\u0074\u0065\u0072");if _fagbg ==nil {return nil ,_bg .Errorf ("\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u006d\u0069s\u0073\u0069\u006e\u0067");
};_ffcc ,_gffbd :=_fagbg .(*PdfObjectArray );if !_gffbd {return nil ,_bg .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 _bdd ,_afccf :=range _ffcc .Elements (){_fbbdf ,_gfbb :=_afccf .(*PdfObjectName );if !_gfbb {return nil ,_bg .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 _ccaa PdfObject ;if _cgc !=nil {_ccaa =_cgc ;}else {if len (_dgafe )> 0{if _bdd >=len (_dgafe ){return nil ,_bg .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");
};_ccaa =_dgafe [_bdd ];};};var _ecge *PdfObjectDictionary ;if _aegba ,_eedf :=_ccaa .(*PdfObjectDictionary );_eedf {_ecge =_aegba ;};_fa .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",*_fbbdf ,_ccaa ,_ecge );
if *_fbbdf ==StreamEncodingFilterNameFlate {_dgfed ,_gbcdc :=_cca (_fdggd ,_ecge );if _gbcdc !=nil {return nil ,_gbcdc ;};_fcgd .AddEncoder (_dgfed );}else if *_fbbdf ==StreamEncodingFilterNameLZW {_badd ,_gegfe :=_dfdef (_fdggd ,_ecge );if _gegfe !=nil {return nil ,_gegfe ;
};_fcgd .AddEncoder (_badd );}else if *_fbbdf ==StreamEncodingFilterNameASCIIHex {_efed :=NewASCIIHexEncoder ();_fcgd .AddEncoder (_efed );}else if *_fbbdf ==StreamEncodingFilterNameASCII85 {_fad :=NewASCII85Encoder ();_fcgd .AddEncoder (_fad );}else if *_fbbdf ==StreamEncodingFilterNameDCT {_bffdd ,_dfee :=_ffe (_fdggd ,_fcgd );
if _dfee !=nil {return nil ,_dfee ;};_fcgd .AddEncoder (_bffdd );_fa .Log .Trace ("A\u0064d\u0065\u0064\u0020\u0044\u0043\u0054\u0020\u0065n\u0063\u006f\u0064\u0065r.\u002e\u002e");_fa .Log .Trace ("\u004du\u006ct\u0069\u0020\u0065\u006e\u0063o\u0064\u0065r\u003a\u0020\u0025\u0023\u0076",_fcgd );
}else if *_fbbdf ==StreamEncodingFilterNameCCITTFax {_ddgf ,_efcef :=_cdee (_fdggd ,_ecge );if _efcef !=nil {return nil ,_efcef ;};_fcgd .AddEncoder (_ddgf );}else {_fa .Log .Error ("U\u006e\u0073\u0075\u0070po\u0072t\u0065\u0064\u0020\u0066\u0069l\u0074\u0065\u0072\u0020\u0025\u0073",*_fbbdf );
return nil ,_bg .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 _fcgd ,nil ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_eegf *JPXEncoder )MakeDecodeParams ()PdfObject {return nil };func _baedb (_gdfdc int )int {if _gdfdc < 0{return -_gdfdc ;};return _gdfdc ;};

// UpdateParams updates the parameter values of the encoder.
func (_dfgf *RawEncoder )UpdateParams (params *PdfObjectDictionary ){};func _cdee (_dacg *PdfObjectStream ,_bdge *PdfObjectDictionary )(*CCITTFaxEncoder ,error ){_agac :=NewCCITTFaxEncoder ();_dcab :=_dacg .PdfObjectDictionary ;if _dcab ==nil {return _agac ,nil ;
};if _bdge ==nil {_deed :=TraceToDirectObject (_dcab .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));if _deed !=nil {switch _bee :=_deed .(type ){case *PdfObjectDictionary :_bdge =_bee ;case *PdfObjectArray :if _bee .Len ()==1{if _gdbg ,_agaca :=GetDict (_bee .Get (0));
_agaca {_bdge =_gdbg ;};};default:_fa .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",_deed );return nil ,_a .New ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");
};};if _bdge ==nil {_fa .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",_deed );return nil ,_a .New ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");
};};if _adgg ,_ageb :=GetNumberAsInt64 (_bdge .Get ("\u004b"));_ageb ==nil {_agac .K =int (_adgg );};if _eddea ,_bebg :=GetNumberAsInt64 (_bdge .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073"));_bebg ==nil {_agac .Columns =int (_eddea );}else {_agac .Columns =1728;
};if _effb ,_edac :=GetNumberAsInt64 (_bdge .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_edac ==nil {_agac .BlackIs1 =_effb > 0;}else {if _agcd ,_bbfg :=GetBoolVal (_bdge .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_bbfg {_agac .BlackIs1 =_agcd ;
}else {if _dcb ,_cfeb :=GetArray (_bdge .Get ("\u0044\u0065\u0063\u006f\u0064\u0065"));_cfeb {_ebeg ,_gacbb :=_dcb .ToIntegerArray ();if _gacbb ==nil {_agac .BlackIs1 =_ebeg [0]==1&&_ebeg [1]==0;};};};};if _baac ,_bgcd :=GetNumberAsInt64 (_bdge .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));
_bgcd ==nil {_agac .EncodedByteAlign =_baac > 0;}else {if _dbfd ,_dccc :=GetBoolVal (_bdge .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));_dccc {_agac .EncodedByteAlign =_dbfd ;};};if _agfd ,_gefg :=GetNumberAsInt64 (_bdge .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));
_gefg ==nil {_agac .EndOfLine =_agfd > 0;}else {if _gfgd ,_cbdb :=GetBoolVal (_bdge .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));_cbdb {_agac .EndOfLine =_gfgd ;};};if _dffb ,_dgac :=GetNumberAsInt64 (_bdge .Get ("\u0052\u006f\u0077\u0073"));
_dgac ==nil {_agac .Rows =int (_dffb );};_agac .EndOfBlock =true ;if _aeaa ,_afa :=GetNumberAsInt64 (_bdge .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));_afa ==nil {_agac .EndOfBlock =_aeaa > 0;}else {if _ddbb ,_dec :=GetBoolVal (_bdge .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));
_dec {_agac .EndOfBlock =_ddbb ;};};if _acag ,_aggab :=GetNumberAsInt64 (_bdge .Get ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072"));_aggab !=nil {_agac .DamagedRowsBeforeError =int (_acag );
};_fa .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_bdge .String ());return _agac ,nil ;};func (_ccea *offsetReader )Read (p []byte )(_ffaa int ,_acbd error ){return _ccea ._faf .Read (p )};


// DecodeStream implements ASCII85 stream decoding.
func (_dcd *ASCII85Encoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _dcd .DecodeBytes (streamObj .Stream );};const _fage =6;func (_ec *PdfCrypt )authenticate (_aaaa []byte )(bool ,error ){_ec ._bfa =false ;_egc :=_ec .securityHandler ();
_gfec ,_abb ,_dfda :=_egc .Authenticate (&_ec ._edag ,_aaaa );if _dfda !=nil {return false ,_dfda ;}else if _abb ==0||len (_gfec )==0{return false ,nil ;};_ec ._bfa =true ;_ec ._dc =_gfec ;return true ,nil ;};func (_eafg *PdfCrypt )encryptBytes (_fda []byte ,_fac string ,_eab []byte )([]byte ,error ){_fa .Log .Trace ("\u0045\u006e\u0063\u0072\u0079\u0070\u0074\u0020\u0062\u0079\u0074\u0065\u0073");
_aaag ,_gddc :=_eafg ._dfcc [_fac ];if !_gddc {return nil ,_bg .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_fac );};return _aaag .EncryptBytes (_fda ,_eab );};

// Read implementation of Read interface.
func (_fbbf *limitedReadSeeker )Read (p []byte )(_dgbf int ,_fegd error ){_eef ,_fegd :=_fbbf ._gfaa .Seek (0,_ac .SeekCurrent );if _fegd !=nil {return 0,_fegd ;};_gdca :=_fbbf ._dfdag -_eef ;if _gdca ==0{return 0,_ac .EOF ;};if _ecb :=int64 (len (p ));
_ecb < _gdca {_gdca =_ecb ;};_cdeb :=make ([]byte ,_gdca );_dgbf ,_fegd =_fbbf ._gfaa .Read (_cdeb );copy (p ,_cdeb );return _dgbf ,_fegd ;};

// MakeDecodeParams makes a new instance of an encoding dictionary based on the current encoder settings.
func (_aeaf *JBIG2Encoder )MakeDecodeParams ()PdfObject {return MakeDict ()};func _bac (_ada *_ae .StdEncryptDict ,_geb *PdfObjectDictionary ){_geb .Set ("\u0052",MakeInteger (int64 (_ada .R )));_geb .Set ("\u0050",MakeInteger (int64 (_ada .P )));_geb .Set ("\u004f",MakeStringFromBytes (_ada .O ));
_geb .Set ("\u0055",MakeStringFromBytes (_ada .U ));if _ada .R >=5{_geb .Set ("\u004f\u0045",MakeStringFromBytes (_ada .OE ));_geb .Set ("\u0055\u0045",MakeStringFromBytes (_ada .UE ));_geb .Set ("\u0045n\u0063r\u0079\u0070\u0074\u004d\u0065\u0074\u0061\u0064\u0061\u0074\u0061",MakeBool (_ada .EncryptMetadata ));
if _ada .R > 5{_geb .Set ("\u0050\u0065\u0072m\u0073",MakeStringFromBytes (_ada .Perms ));};};};

// String returns a string describing `array`.
func (_dafg *PdfObjectArray )String ()string {_ebdg :="\u005b";for _ccfgb ,_gedad :=range _dafg .Elements (){_ebdg +=_gedad .String ();if _ccfgb < (_dafg .Len ()-1){_ebdg +="\u002c\u0020";};};_ebdg +="\u005d";return _ebdg ;};

// MakeDictMap creates a PdfObjectDictionary initialized from a map of keys to values.
func MakeDictMap (objmap map[string ]PdfObject )*PdfObjectDictionary {_ggcd :=MakeDict ();return _ggcd .Update (objmap );};

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

// 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 (_aceb *MultiEncoder )GetFilterName ()string {_fgbc :="";for _ffea ,_ddfac :=range _aceb ._cbce {_fgbc +=_ddfac .GetFilterName ();if _ffea < len (_aceb ._cbce )-1{_fgbc +="\u0020";};};return _fgbc ;};

// HasInvalidSeparationAfterXRef implements core.ParserMetadata interface.
func (_gggb ParserMetadata )HasInvalidSeparationAfterXRef ()bool {return _gggb ._efged };func (_cbgce *PdfObjectDictionary )setWithLock (_efec PdfObjectName ,_abega PdfObject ,_aeaac bool ){if _aeaac {_cbgce ._fdgd .Lock ();defer _cbgce ._fdgd .Unlock ();
};_ ,_fedc :=_cbgce ._dfec [_efec ];if !_fedc {_cbgce ._ccfb =append (_cbgce ._ccfb ,_efec );};_cbgce ._dfec [_efec ]=_abega ;};

// PdfObjectInteger represents the primitive PDF integer numerical object.
type PdfObjectInteger int64 ;type cryptFilters map[string ]_gg .Filter ;

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

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

// GetFileOffset returns the current file offset, accounting for buffered position.
func (_aafd *PdfParser )GetFileOffset ()int64 {_ebcf ,_ :=_aafd ._acee .Seek (0,_ac .SeekCurrent );_ebcf -=int64 (_aafd ._bcabc .Buffered ());return _ebcf ;};type offsetReader struct{_faf _ac .ReadSeeker ;_afdf int64 ;};

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

// GetXrefType returns the type of the first xref object (table or stream).
func (_cdff *PdfParser )GetXrefType ()*xrefType {return _cdff ._fcdb };func _dea (_bcg int )cryptFilters {return cryptFilters {_fbf :_gg .NewFilterV2 (_bcg )}};

// 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 _begg (obj1 ,obj2 ,0)};

// 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 ){_bcagf ,_adabe :=obj .(*PdfObjectReference );if _adabe {obj =TraceToDirectObject (_bcagf );};switch _aaeda :=obj .(type ){case *PdfObjectFloat :_fa .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 (*_aaeda ),nil ;case *PdfObjectInteger :return int64 (*_aaeda ),nil ;};return 0,ErrNotANumber ;};var _eege _aa .Map ;

// 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 _edga (o ,0,traversed );};func _ee (_aaf XrefTable ){_fa .Log .Debug ("\u003dX\u003d\u0058\u003d\u0058\u003d");
_fa .Log .Debug ("X\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u003a");_bgd :=0;for _ ,_egb :=range _aaf .ObjectMap {_fa .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",_bgd +1,_egb .ObjectNumber ,_egb .Generation ,_egb .Offset );
_bgd ++;};};

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

// 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 )(_gabf bool ,_gecc bool ){_becac ,_gecc :=TraceToDirectObject (obj ).(*PdfObjectBool );if _gecc {return bool (*_becac ),true ;};return false ,false ;};

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

// String returns a string describing `d`.
func (_gfbe *PdfObjectDictionary )String ()string {var _defa _fca .Builder ;_defa .WriteString ("\u0044\u0069\u0063t\u0028");for _ ,_dfcd :=range _gfbe ._ccfb {_efgd :=_gfbe ._dfec [_dfcd ];_defa .WriteString ("\u0022"+_dfcd .String ()+"\u0022\u003a\u0020");
_defa .WriteString (_efgd .String ());_defa .WriteString ("\u002c\u0020");};_defa .WriteString ("\u0029");return _defa .String ();};func (_beac *PdfParser )skipSpaces ()(int ,error ){_dace :=0;for {_fcbf ,_bdb :=_beac ._bcabc .ReadByte ();if _bdb !=nil {return 0,_bdb ;
};if IsWhiteSpace (_fcbf ){_dace ++;}else {_beac ._bcabc .UnreadByte ();break ;};};return _dace ,nil ;};

// GetUpdatedObjects returns pdf objects which were updated from the specific version (from prevParser).
func (_ggfge *PdfParser )GetUpdatedObjects (prevParser *PdfParser )(map[int64 ]PdfObject ,error ){if prevParser ==nil {return nil ,_a .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");
};_becec ,_dgdag :=_ggfge .getNumbersOfUpdatedObjects (prevParser );if _dgdag !=nil {return nil ,_dgdag ;};_eagf :=make (map[int64 ]PdfObject );for _ ,_dadeg :=range _becec {if _gffbf ,_cfaf :=_ggfge .LookupByNumber (_dadeg );_cfaf ==nil {_eagf [int64 (_dadeg )]=_gffbf ;
}else {return nil ,_cfaf ;};};return _eagf ,nil ;};func (_eaede *PdfParser )seekToEOFMarker (_ebaab int64 )error {var _gddd int64 ;var _cebb int64 =2048;for _gddd < _ebaab -4{if _ebaab <=(_cebb +_gddd ){_cebb =_ebaab -_gddd ;};_ ,_abbe :=_eaede ._acee .Seek (_ebaab -_gddd -_cebb ,_ac .SeekStart );
if _abbe !=nil {return _abbe ;};_aebb :=make ([]byte ,_cebb );_eaede ._acee .Read (_aebb );_fa .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 (_aebb ));
_eabag :=_gecf .FindAllStringIndex (string (_aebb ),-1);if _eabag !=nil {_efcd :=_eabag [len (_eabag )-1];_fa .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_eabag );_dgdcd :=_ebaab -_gddd -_cebb +int64 (_efcd [0]);_eaede ._acee .Seek (_dgdcd ,_ac .SeekStart );
return nil ;};_fa .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");
_gddd +=_cebb -4;};_fa .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 _fbdbc ;};

// 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 (_cgae *JBIG2Encoder )AddPageImage (img *JBIG2Image ,settings *JBIG2EncoderSettings )(_gaad error ){const _eebce ="\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 _cgae ==nil {return _ge .Error (_eebce ,"J\u0042I\u0047\u0032\u0044\u006f\u0063\u0075\u006d\u0065n\u0074\u0020\u0069\u0073 n\u0069\u006c");};if settings ==nil {settings =&_cgae .DefaultPageSettings ;};if _cgae ._geaa ==nil {_cgae ._geaa =_fd .InitEncodeDocument (settings .FileMode );
};if _gaad =settings .Validate ();_gaad !=nil {return _ge .Wrap (_gaad ,_eebce ,"");};_cgbdf ,_gaad :=img .toBitmap ();if _gaad !=nil {return _ge .Wrap (_gaad ,_eebce ,"");};switch settings .Compression {case JB2Generic :if _gaad =_cgae ._geaa .AddGenericPage (_cgbdf ,settings .DuplicatedLinesRemoval );
_gaad !=nil {return _ge .Wrap (_gaad ,_eebce ,"");};case JB2SymbolCorrelation :return _ge .Error (_eebce ,"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 _ge .Error (_eebce ,"\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 _ge .Error (_eebce ,"\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 ;};

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

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

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

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

// EncodeBytes encodes a bytes array and return the encoded value based on the encoder parameters.
func (_bgef *RunLengthEncoder )EncodeBytes (data []byte )([]byte ,error ){_egd :=_ag .NewReader (data );var _dgfa []byte ;var _ddg []byte ;_dggef ,_cfb :=_egd .ReadByte ();if _cfb ==_ac .EOF {return []byte {},nil ;}else if _cfb !=nil {return nil ,_cfb ;
};_cgf :=1;for {_fcgfd ,_fgag :=_egd .ReadByte ();if _fgag ==_ac .EOF {break ;}else if _fgag !=nil {return nil ,_fgag ;};if _fcgfd ==_dggef {if len (_ddg )> 0{_ddg =_ddg [:len (_ddg )-1];if len (_ddg )> 0{_dgfa =append (_dgfa ,byte (len (_ddg )-1));_dgfa =append (_dgfa ,_ddg ...);
};_cgf =1;_ddg =[]byte {};};_cgf ++;if _cgf >=127{_dgfa =append (_dgfa ,byte (257-_cgf ),_dggef );_cgf =0;};}else {if _cgf > 0{if _cgf ==1{_ddg =[]byte {_dggef };}else {_dgfa =append (_dgfa ,byte (257-_cgf ),_dggef );};_cgf =0;};_ddg =append (_ddg ,_fcgfd );
if len (_ddg )>=127{_dgfa =append (_dgfa ,byte (len (_ddg )-1));_dgfa =append (_dgfa ,_ddg ...);_ddg =[]byte {};};};_dggef =_fcgfd ;};if len (_ddg )> 0{_dgfa =append (_dgfa ,byte (len (_ddg )-1));_dgfa =append (_dgfa ,_ddg ...);}else if _cgf > 0{_dgfa =append (_dgfa ,byte (257-_cgf ),_dggef );
};_dgfa =append (_dgfa ,128);return _dgfa ,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 (_becfc *PdfObjectDictionary )SetIfNotNil (key PdfObjectName ,val PdfObject ){if val !=nil {switch _dadb :=val .(type ){case *PdfObjectName :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectDictionary :if _dadb !=nil {_becfc .Set (key ,val );
};case *PdfObjectStream :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectString :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectNull :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectInteger :if _dadb !=nil {_becfc .Set (key ,val );
};case *PdfObjectArray :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectBool :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectFloat :if _dadb !=nil {_becfc .Set (key ,val );};case *PdfObjectReference :if _dadb !=nil {_becfc .Set (key ,val );
};case *PdfIndirectObject :if _dadb !=nil {_becfc .Set (key ,val );};default:_fa .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 );
};};};func _gacfa (_baea PdfObject ,_gebde int )PdfObject {if _gebde > _ecae {_fa .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",_ecae );
return MakeNull ();};switch _deged :=_baea .(type ){case *PdfIndirectObject :_baea =_gacfa ((*_deged ).PdfObject ,_gebde +1);case *PdfObjectArray :for _gfabd ,_fgede :=range (*_deged )._dabb {(*_deged )._dabb [_gfabd ]=_gacfa (_fgede ,_gebde +1);};case *PdfObjectDictionary :for _edfb ,_ccfgg :=range (*_deged )._dfec {(*_deged )._dfec [_edfb ]=_gacfa (_ccfgg ,_gebde +1);
};_c .Slice ((*_deged )._ccfb ,func (_gcgc ,_cggc int )bool {return (*_deged )._ccfb [_gcgc ]< (*_deged )._ccfb [_cggc ]});};return _baea ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_agee *MultiEncoder )MakeStreamDict ()*PdfObjectDictionary {_gcfe :=MakeDict ();_gcfe .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",_agee .GetFilterArray ());for _ ,_gaef :=range _agee ._cbce {_gfbc :=_gaef .MakeStreamDict ();for _ ,_adad :=range _gfbc .Keys (){_bbfgf :=_gfbc .Get (_adad );
if _adad !="\u0046\u0069\u006c\u0074\u0065\u0072"&&_adad !="D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"{_gcfe .Set (_adad ,_bbfgf );};};};_fadf :=_agee .MakeDecodeParams ();if _fadf !=nil {_gcfe .Set ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073",_fadf );
};return _gcfe ;};func _gfdbg ()string {return _fa .Version };

// 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 (_ffbd *PdfParser )CheckAccessRights (password []byte )(bool ,_ae .Permissions ,error ){if _ffbd ._aded ==nil {return true ,_ae .PermOwner ,nil ;};return _ffbd ._aded .checkAccessRights (password );};func (_fcg *PdfParser )lookupObjectViaOS (_ggc int ,_ed int )(PdfObject ,error ){var _dfd *_ag .Reader ;
var _gc objectStream ;var _bc bool ;_gc ,_bc =_fcg ._dgccg [_ggc ];if !_bc {_ab ,_afd :=_fcg .LookupByNumber (_ggc );if _afd !=nil {_fa .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",_ggc );
return nil ,_afd ;};_fe ,_bad :=_ab .(*PdfObjectStream );if !_bad {return nil ,_a .New ("i\u006e\u0076\u0061\u006cid\u0020o\u0062\u006a\u0065\u0063\u0074 \u0073\u0074\u0072\u0065\u0061\u006d");};if _fcg ._aded !=nil &&!_fcg ._aded .isDecrypted (_fe ){return nil ,_a .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");
};_ga :=_fe .PdfObjectDictionary ;_fa .Log .Trace ("\u0073o\u0020\u0064\u003a\u0020\u0025\u0073\n",_ga .String ());_fdb ,_bad :=_ga .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );if !_bad {_fa .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 ,_a .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 _fca .ToLower (string (*_fdb ))!="\u006f\u0062\u006a\u0073\u0074\u006d"{_fa .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 ,_a .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 ,_bad :=_ga .Get ("\u004e").(*PdfObjectInteger );if !_bad {return nil ,_a .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");
};_bcc ,_bad :=_ga .Get ("\u0046\u0069\u0072s\u0074").(*PdfObjectInteger );if !_bad {return nil ,_a .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");
};_fa .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",_fdb ,*N );_cdd ,_afd :=DecodeStream (_fe );if _afd !=nil {return nil ,_afd ;
};_fa .Log .Trace ("D\u0065\u0063\u006f\u0064\u0065\u0064\u003a\u0020\u0025\u0073",_cdd );_gb :=_fcg .GetFileOffset ();defer func (){_fcg .SetFileOffset (_gb )}();_dfd =_ag .NewReader (_cdd );_fcg ._bcabc =_ef .NewReader (_dfd );_fa .Log .Trace ("\u0050a\u0072s\u0069\u006e\u0067\u0020\u006ff\u0066\u0073e\u0074\u0020\u006d\u0061\u0070");
_cb :=map[int ]int64 {};for _ccb :=0;_ccb < int (*N );_ccb ++{_fcg .skipSpaces ();_gab ,_ccf :=_fcg .parseNumber ();if _ccf !=nil {return nil ,_ccf ;};_feb ,_edd :=_gab .(*PdfObjectInteger );if !_edd {return nil ,_a .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");
};_fcg .skipSpaces ();_gab ,_ccf =_fcg .parseNumber ();if _ccf !=nil {return nil ,_ccf ;};_de ,_edd :=_gab .(*PdfObjectInteger );if !_edd {return nil ,_a .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");
};_fa .Log .Trace ("\u006f\u0062j\u0020\u0025\u0064 \u006f\u0066\u0066\u0073\u0065\u0074\u0020\u0025\u0064",*_feb ,*_de );_cb [int (*_feb )]=int64 (*_bcc +*_de );};_gc =objectStream {N :int (*N ),_df :_cdd ,_dfc :_cb };_fcg ._dgccg [_ggc ]=_gc ;}else {_edde :=_fcg .GetFileOffset ();
defer func (){_fcg .SetFileOffset (_edde )}();_dfd =_ag .NewReader (_gc ._df );_fcg ._bcabc =_ef .NewReader (_dfd );};_agb :=_gc ._dfc [_ed ];_fa .Log .Trace ("\u0041\u0043\u0054\u0055AL\u0020\u006f\u0066\u0066\u0073\u0065\u0074\u005b\u0025\u0064\u005d\u0020\u003d\u0020%\u0064",_ed ,_agb );
_dfd .Seek (_agb ,_ac .SeekStart );_fcg ._bcabc =_ef .NewReader (_dfd );_gfd ,_ :=_fcg ._bcabc .Peek (100);_fa .Log .Trace ("\u004f\u0042\u004a\u0020\u0070\u0065\u0065\u006b\u0020\u0022\u0025\u0073\u0022",string (_gfd ));_cf ,_agg :=_fcg .parseObject ();
if _agg !=nil {_fa .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",_agg );return nil ,_agg ;};if _cf ==nil {return nil ,_a .New ("o\u0062\u006a\u0065\u0063t \u0063a\u006e\u006e\u006f\u0074\u0020b\u0065\u0020\u006e\u0075\u006c\u006c");
};_eb :=PdfIndirectObject {};_eb .ObjectNumber =int64 (_ed );_eb .PdfObject =_cf ;_eb ._dcbc =_fcg ;return &_eb ,nil ;};

// MakeObjectStreams creates an PdfObjectStreams from a list of PdfObjects.
func MakeObjectStreams (objects ...PdfObject )*PdfObjectStreams {return &PdfObjectStreams {_cefa :objects };};

// 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 (_bfb *FlateEncoder )SetPredictor (columns int ){_bfb .Predictor =11;_bfb .Columns =columns };

// JBIG2CompressionType defines the enum compression type used by the JBIG2Encoder.
type JBIG2CompressionType int ;

// Set sets the dictionary's key -> val mapping entry. Overwrites if key already set.
func (_caabg *PdfObjectDictionary )Set (key PdfObjectName ,val PdfObject ){_caabg .setWithLock (key ,val ,true );};

// Seek implementation of Seek interface.
func (_bbfb *limitedReadSeeker )Seek (offset int64 ,whence int )(int64 ,error ){var _bgfg int64 ;switch whence {case _ac .SeekStart :_bgfg =offset ;case _ac .SeekCurrent :_gfaad ,_fgeb :=_bbfb ._gfaa .Seek (0,_ac .SeekCurrent );if _fgeb !=nil {return 0,_fgeb ;
};_bgfg =_gfaad +offset ;case _ac .SeekEnd :_bgfg =_bbfb ._dfdag +offset ;};if _ffdd :=_bbfb .getError (_bgfg );_ffdd !=nil {return 0,_ffdd ;};if _ ,_ceee :=_bbfb ._gfaa .Seek (_bgfg ,_ac .SeekStart );_ceee !=nil {return 0,_ceee ;};return _bgfg ,nil ;};
func (_ceef *PdfCrypt )generateParams (_fae ,_efc []byte )error {_ebef :=_ceef .securityHandler ();_aed ,_defd :=_ebef .GenerateParams (&_ceef ._edag ,_efc ,_fae );if _defd !=nil {return _defd ;};_ceef ._dc =_aed ;return nil ;};

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

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_gfcg *ASCII85Encoder )MakeDecodeParams ()PdfObject {return nil };

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

// MakeArrayFromIntegers creates an PdfObjectArray from a slice of ints, where each array element is
// an PdfObjectInteger.
func MakeArrayFromIntegers (vals []int )*PdfObjectArray {_dcfa :=MakeArray ();for _ ,_afca :=range vals {_dcfa .Append (MakeInteger (int64 (_afca )));};return _dcfa ;};var _daga =_ba .MustCompile ("\u0028\u005c\u0064\u002b)\\\u0073\u002b\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u006f\u0062\u006a");


// 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 _gacfa (obj ,0)};var _bfff =[]PdfObjectName {"\u0056","\u0052","\u004f","\u0055","\u0050"};

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

// 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 ;_geaa *_fd .Document ;

// Globals are the JBIG2 global segments.
Globals _bgf .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 ;};

// HasInvalidSubsectionHeader implements core.ParserMetadata interface.
func (_cab ParserMetadata )HasInvalidSubsectionHeader ()bool {return _cab ._baab };func (_efdg *ASCII85Encoder )base256Tobase85 (_ebad uint32 )[5]byte {_ace :=[5]byte {0,0,0,0,0};_eea :=_ebad ;for _cegb :=0;_cegb < 5;_cegb ++{_daee :=uint32 (1);for _dcag :=0;
_dcag < 4-_cegb ;_dcag ++{_daee *=85;};_cbea :=_eea /_daee ;_eea =_eea %_daee ;_ace [_cegb ]=byte (_cbea );};return _ace ;};

// UpdateParams updates the parameter values of the encoder.
func (_dabd *FlateEncoder )UpdateParams (params *PdfObjectDictionary ){_beg ,_aac :=GetNumberAsInt64 (params .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr"));if _aac ==nil {_dabd .Predictor =int (_beg );};_abc ,_aac :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));
if _aac ==nil {_dabd .BitsPerComponent =int (_abc );};_gede ,_aac :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _aac ==nil {_dabd .Columns =int (_gede );};_ffc ,_aac :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));
if _aac ==nil {_dabd .Colors =int (_ffc );};};

// WriteString outputs the object as it is to be written to file.
func (_ebccb *PdfObjectReference )WriteString ()string {var _bcge _fca .Builder ;_bcge .WriteString (_g .FormatInt (_ebccb .ObjectNumber ,10));_bcge .WriteString ("\u0020");_bcge .WriteString (_g .FormatInt (_ebccb .GenerationNumber ,10));_bcge .WriteString ("\u0020\u0052");
return _bcge .String ();};func _dfdef (_bbab *PdfObjectStream ,_cde *PdfObjectDictionary )(*LZWEncoder ,error ){_ebfd :=NewLZWEncoder ();_bcgb :=_bbab .PdfObjectDictionary ;if _bcgb ==nil {return _ebfd ,nil ;};if _cde ==nil {_fabdg :=TraceToDirectObject (_bcgb .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));
if _fabdg !=nil {if _bfc ,_bfcb :=_fabdg .(*PdfObjectDictionary );_bfcb {_cde =_bfc ;}else if _edeb ,_gfdb :=_fabdg .(*PdfObjectArray );_gfdb {if _edeb .Len ()==1{if _baf ,_aabd :=GetDict (_edeb .Get (0));_aabd {_cde =_baf ;};};};if _cde ==nil {_fa .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",_fabdg );
return nil ,_bg .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};};_bece :=_bcgb .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065");if _bece !=nil {_abcf ,_bcfg :=_bece .(*PdfObjectInteger );
if !_bcfg {_fa .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",_bece );
return nil ,_bg .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0045\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065");};if *_abcf !=0&&*_abcf !=1{return nil ,_bg .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");
};_ebfd .EarlyChange =int (*_abcf );}else {_ebfd .EarlyChange =1;};if _cde ==nil {return _ebfd ,nil ;};if _eebc ,_eaed :=GetIntVal (_cde .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065"));_eaed {if _eebc ==0||_eebc ==1{_ebfd .EarlyChange =_eebc ;
}else {_fa .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",_eebc );};};_bece =_cde .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr");
if _bece !=nil {_accga ,_bebf :=_bece .(*PdfObjectInteger );if !_bebf {_fa .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",_bece );
return nil ,_bg .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0050\u0072\u0065\u0064i\u0063\u0074\u006f\u0072");};_ebfd .Predictor =int (*_accga );};_bece =_cde .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
if _bece !=nil {_ecf ,_gfb :=_bece .(*PdfObjectInteger );if !_gfb {_fa .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 ,_bg .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050e\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");};_ebfd .BitsPerComponent =int (*_ecf );};if _ebfd .Predictor > 1{_ebfd .Columns =1;_bece =_cde .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073");
if _bece !=nil {_dgge ,_eafb :=_bece .(*PdfObjectInteger );if !_eafb {return nil ,_bg .Errorf ("\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u0063\u006f\u006cu\u006d\u006e\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064");};_ebfd .Columns =int (*_dgge );
};_ebfd .Colors =1;_bece =_cde .Get ("\u0043\u006f\u006c\u006f\u0072\u0073");if _bece !=nil {_gbdd ,_gfa :=_bece .(*PdfObjectInteger );if !_gfa {return nil ,_bg .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");
};_ebfd .Colors =int (*_gbdd );};};_fa .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_cde .String ());return _ebfd ,nil ;};

// 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 (_aebe *PdfObjectString )Str ()string {return _aebe ._befb };

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

// 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 )(_edee *PdfObjectDictionary ,_dacea bool ){_edee ,_dacea =TraceToDirectObject (obj ).(*PdfObjectDictionary );return _edee ,_dacea ;};func (_fdae *PdfObjectInteger )String ()string {return _bg .Sprintf ("\u0025\u0064",*_fdae )};
func _ecfg (_gegba int )int {_bbdf :=_gegba >>(_gdfb -1);return (_gegba ^_bbdf )-_bbdf };var _afbf =_ba .MustCompile ("\u0073t\u0061r\u0074\u0078\u003f\u0072\u0065f\u005c\u0073*\u0028\u005c\u0064\u002b\u0029");

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

// Validate validates the page settings for the JBIG2 encoder.
func (_gfad JBIG2EncoderSettings )Validate ()error {const _acf ="\u0076a\u006ci\u0064\u0061\u0074\u0065\u0045\u006e\u0063\u006f\u0064\u0065\u0072";if _gfad .Threshold < 0||_gfad .Threshold > 1.0{return _ge .Errorf (_acf ,"\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",_gfad .Threshold );
};if _gfad .ResolutionX < 0{return _ge .Errorf (_acf ,"\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",_gfad .ResolutionX );
};if _gfad .ResolutionY < 0{return _ge .Errorf (_acf ,"\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",_gfad .ResolutionY );
};if _gfad .DefaultPixelValue !=0&&_gfad .DefaultPixelValue !=1{return _ge .Errorf (_acf ,"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}",_gfad .DefaultPixelValue );
};if _gfad .Compression !=JB2Generic {return _ge .Errorf (_acf ,"\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 ;};func (_ecff *PdfParser )repairLocateXref ()(int64 ,error ){_aggc :=int64 (1000);_ecff ._acee .Seek (-_aggc ,_ac .SeekCurrent );_dcfgc ,_dfgff :=_ecff ._acee .Seek (0,_ac .SeekCurrent );if _dfgff !=nil {return 0,_dfgff ;};_bacf :=make ([]byte ,_aggc );
_ecff ._acee .Read (_bacf );_fffa :=_ccce .FindAllStringIndex (string (_bacf ),-1);if len (_fffa )< 1{_fa .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,_a .New ("\u0072\u0065\u0070\u0061ir\u003a\u0020\u0078\u0072\u0065\u0066\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075n\u0064");};_bdgd :=int64 (_fffa [len (_fffa )-1][0]);_acfe :=_dcfgc +_bdgd ;return _acfe ,nil ;};var _bfcbg =_ba .MustCompile ("\u005c\u0073\u002a\u0078\u0072\u0065\u0066\u005c\u0073\u002a");


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

// ASCIIHexEncoder implements ASCII hex encoder/decoder.
type ASCIIHexEncoder struct{};

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

// DecodeBytes returns the passed in slice of bytes.
// The purpose of the method is to satisfy the StreamEncoder interface.
func (_gcda *RawEncoder )DecodeBytes (encoded []byte )([]byte ,error ){return encoded ,nil };func _fcbb (_gdg *_gg .FilterDict ,_cec *PdfObjectDictionary )error {if _ccfg ,_fegg :=_cec .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );_fegg {if _adbd :=string (*_ccfg );
_adbd !="C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074\u0065\u0072"{_fa .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",_adbd );
};};_abe ,_aec :=_cec .Get ("\u0043\u0046\u004d").(*PdfObjectName );if !_aec {return _bg .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");
};_gdg .CFM =string (*_abe );if _bfg ,_deb :=_cec .Get ("\u0041u\u0074\u0068\u0045\u0076\u0065\u006et").(*PdfObjectName );_deb {_gdg .AuthEvent =_ae .AuthEvent (*_bfg );}else {_gdg .AuthEvent =_ae .EventDocOpen ;};if _bfe ,_dcc :=_cec .Get ("\u004c\u0065\u006e\u0067\u0074\u0068").(*PdfObjectInteger );
_dcc {_gdg .Length =int (*_bfe );};return nil ;};func (_gba *PdfCrypt )loadCryptFilters (_beb *PdfObjectDictionary )error {_gba ._dfcc =cryptFilters {};_agba :=_beb .Get ("\u0043\u0046");_agba =TraceToDirectObject (_agba );if _gbab ,_gde :=_agba .(*PdfObjectReference );
_gde {_abg ,_bgde :=_gba ._ce .LookupByReference (*_gbab );if _bgde !=nil {_fa .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 _bgde ;};_agba =TraceToDirectObject (_abg );};_fcf ,_fagb :=_agba .(*PdfObjectDictionary );if !_fagb {_fa .Log .Debug ("I\u006ev\u0061\u006c\u0069\u0064\u0020\u0043\u0046\u002c \u0074\u0079\u0070\u0065: \u0025\u0054",_agba );return _a .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0043\u0046");
};for _ ,_cfe :=range _fcf .Keys (){_efd :=_fcf .Get (_cfe );if _fbb ,_cgg :=_efd .(*PdfObjectReference );_cgg {_bcfc ,_acd :=_gba ._ce .LookupByReference (*_fbb );if _acd !=nil {_fa .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 _acd ;};_efd =TraceToDirectObject (_bcfc );};_gebb ,_fed :=_efd .(*PdfObjectDictionary );if !_fed {return _bg .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",_cfe ,_efd );
};if _cfe =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{_fa .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 _dfb _gg .FilterDict ;if _ebe :=_fcbb (&_dfb ,_gebb );_ebe !=nil {return _ebe ;};_afe ,_ebcc :=_gg .NewFilter (_dfb );if _ebcc !=nil {return _ebcc ;};_gba ._dfcc [string (_cfe )]=_afe ;};_gba ._dfcc ["\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"]=_gg .NewIdentity ();
_gba ._dbg ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _gdb ,_bff :=_beb .Get ("\u0053\u0074\u0072\u0046").(*PdfObjectName );_bff {if _ ,_acdf :=_gba ._dfcc [string (*_gdb )];!_acdf {return _bg .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",*_gdb );
};_gba ._dbg =string (*_gdb );};_gba ._bec ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _fegb ,_feda :=_beb .Get ("\u0053\u0074\u006d\u0046").(*PdfObjectName );_feda {if _ ,_gdge :=_gba ._dfcc [string (*_fegb )];!_gdge {return _bg .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",*_fegb );
};_gba ._bec =string (*_fegb );};return nil ;};func (_ccc *PdfCrypt )isDecrypted (_ded PdfObject )bool {_ ,_bcfcd :=_ccc ._aea [_ded ];if _bcfcd {_fa .Log .Trace ("\u0041\u006c\u0072\u0065\u0061\u0064\u0079\u0020\u0064\u0065\u0063\u0072y\u0070\u0074\u0065\u0064");
return true ;};switch _gega :=_ded .(type ){case *PdfObjectStream :if _ccc ._edag .R !=5{if _gff ,_ecg :=_gega .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );_ecg &&*_gff =="\u0058\u0052\u0065\u0066"{return true ;};};case *PdfIndirectObject :if _ ,_bcfcd =_ccc ._cbe [int (_gega .ObjectNumber )];
_bcfcd {return true ;};switch _fedd :=_gega .PdfObject .(type ){case *PdfObjectDictionary :_dbag :=true ;for _ ,_badc :=range _bfff {if _fedd .Get (_badc )==nil {_dbag =false ;break ;};};if _dbag {return true ;};};};_fa .Log .Trace ("\u004e\u006f\u0074\u0020\u0064\u0065\u0063\u0072\u0079\u0070\u0074\u0065d\u0020\u0079\u0065\u0074");
return false ;};var _bcdd =_ba .MustCompile ("\u005e\\\u0073\u002a\u005b\u002d]\u002a\u0028\u005c\u0064\u002b)\u005cs\u002b(\u005c\u0064\u002b\u0029\u005c\u0073\u002bR");

// ReadBytesAt reads byte content at specific offset and length within the PDF.
func (_cfdf *PdfParser )ReadBytesAt (offset ,len int64 )([]byte ,error ){_cgfcg :=_cfdf .GetFileOffset ();_ ,_eadg :=_cfdf ._acee .Seek (offset ,_ac .SeekStart );if _eadg !=nil {return nil ,_eadg ;};_ddef :=make ([]byte ,len );_ ,_eadg =_ac .ReadAtLeast (_cfdf ._acee ,_ddef ,int (len ));
if _eadg !=nil {return nil ,_eadg ;};_cfdf .SetFileOffset (_cgfcg );return _ddef ,nil ;};const (XrefTypeTableEntry xrefType =iota ;XrefTypeObjectStream xrefType =iota ;);

// MakeStreamDict make a new instance of an encoding dictionary for a stream object.
func (_dbcg *ASCII85Encoder )MakeStreamDict ()*PdfObjectDictionary {_ccfd :=MakeDict ();_ccfd .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName (_dbcg .GetFilterName ()));return _ccfd ;};func _dcaf (_aaef PdfObject )(*float64 ,error ){switch _eadgd :=_aaef .(type ){case *PdfObjectFloat :_edfa :=float64 (*_eadgd );
return &_edfa ,nil ;case *PdfObjectInteger :_adedb :=float64 (*_eadgd );return &_adedb ,nil ;case *PdfObjectNull :return nil ,nil ;};return nil ,ErrNotANumber ;};

// 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 ;};func (_fedaa *offsetReader )Seek (offset int64 ,whence int )(int64 ,error ){if whence ==_ac .SeekStart {offset +=_fedaa ._afdf ;};_ddae ,_fade :=_fedaa ._faf .Seek (offset ,whence );if _fade !=nil {return _ddae ,_fade ;};if whence ==_ac .SeekCurrent {_ddae -=_fedaa ._afdf ;
};if _ddae < 0{return 0,_a .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 _ddae ,nil ;};func (_bccae *PdfParser )seekPdfVersionTopDown ()(int ,int ,error ){_bccae ._acee .Seek (0,_ac .SeekStart );_bccae ._bcabc =_ef .NewReader (_bccae ._acee );_gdbb :=20;_fedca :=make ([]byte ,_gdbb );for {_gebfd ,_fdc :=_bccae ._bcabc .ReadByte ();
if _fdc !=nil {if _fdc ==_ac .EOF {break ;}else {return 0,0,_fdc ;};};if IsDecimalDigit (_gebfd )&&_fedca [_gdbb -1]=='.'&&IsDecimalDigit (_fedca [_gdbb -2])&&_fedca [_gdbb -3]=='-'&&_fedca [_gdbb -4]=='F'&&_fedca [_gdbb -5]=='D'&&_fedca [_gdbb -6]=='P'{_ggcee :=int (_fedca [_gdbb -2]-'0');
_gefgb :=int (_gebfd -'0');return _ggcee ,_gefgb ,nil ;};_fedca =append (_fedca [1:_gdbb ],_gebfd );};return 0,0,_a .New ("\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");};

// 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 (_adbb *PdfCrypt )Encrypt (obj PdfObject ,parentObjNum ,parentGenNum int64 )error {if _adbb .isEncrypted (obj ){return nil ;};switch _dca :=obj .(type ){case *PdfIndirectObject :_adbb ._fde [_dca ]=true ;_fa .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",_dca .ObjectNumber ,_dca .GenerationNumber );
_gbce :=_dca .ObjectNumber ;_bgee :=_dca .GenerationNumber ;_gffb :=_adbb .Encrypt (_dca .PdfObject ,_gbce ,_bgee );if _gffb !=nil {return _gffb ;};return nil ;case *PdfObjectStream :_adbb ._fde [_dca ]=true ;_dfde :=_dca .PdfObjectDictionary ;if _efa ,_ccdc :=_dfde .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_ccdc &&*_efa =="\u0058\u0052\u0065\u0066"{return nil ;};_bcgcf :=_dca .ObjectNumber ;_agbc :=_dca .GenerationNumber ;_fa .Log .Trace ("\u0045n\u0063\u0072\u0079\u0070t\u0069\u006e\u0067\u0020\u0073t\u0072e\u0061m\u0020\u0025\u0064\u0020\u0025\u0064\u0020!",_bcgcf ,_agbc );
_aaaf :=_fbf ;if _adbb ._bbd .V >=4{_aaaf =_adbb ._bec ;_fa .Log .Trace ("\u0074\u0068\u0069\u0073.s\u0074\u0072\u0065\u0061\u006d\u0046\u0069\u006c\u0074\u0065\u0072\u0020\u003d\u0020%\u0073",_adbb ._bec );if _cdg ,_bdf :=_dfde .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectArray );
_bdf {if _fbe ,_dde :=GetName (_cdg .Get (0));_dde {if *_fbe =="\u0043\u0072\u0079p\u0074"{_aaaf ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _adg ,_dcf :=_dfde .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073").(*PdfObjectDictionary );
_dcf {if _bgfa ,_gbd :=_adg .Get ("\u004e\u0061\u006d\u0065").(*PdfObjectName );_gbd {if _ ,_fcac :=_adbb ._dfcc [string (*_bgfa )];_fcac {_fa .Log .Trace ("\u0055\u0073\u0069\u006eg \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020%\u0073",*_bgfa );
_aaaf =string (*_bgfa );};};};};};};_fa .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_aaaf );if _aaaf =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};};_gfc :=_adbb .Encrypt (_dca .PdfObjectDictionary ,_bcgcf ,_agbc );
if _gfc !=nil {return _gfc ;};_efb ,_gfc :=_adbb .makeKey (_aaaf ,uint32 (_bcgcf ),uint32 (_agbc ),_adbb ._dc );if _gfc !=nil {return _gfc ;};_dca .Stream ,_gfc =_adbb .encryptBytes (_dca .Stream ,_aaaf ,_efb );if _gfc !=nil {return _gfc ;};_dfde .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_dca .Stream ))));
return nil ;case *PdfObjectString :_fa .Log .Trace ("\u0045n\u0063r\u0079\u0070\u0074\u0069\u006eg\u0020\u0073t\u0072\u0069\u006e\u0067\u0021");_gec :=_fbf ;if _adbb ._bbd .V >=4{_fa .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_adbb ._dbg );
if _adbb ._dbg =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};_gec =_adbb ._dbg ;};_cef ,_fgd :=_adbb .makeKey (_gec ,uint32 (parentObjNum ),uint32 (parentGenNum ),_adbb ._dc );if _fgd !=nil {return _fgd ;};_dge :=_dca .Str ();_dgb :=make ([]byte ,len (_dge ));
for _cfg :=0;_cfg < len (_dge );_cfg ++{_dgb [_cfg ]=_dge [_cfg ];};_fa .Log .Trace ("\u0045n\u0063\u0072\u0079\u0070\u0074\u0020\u0073\u0074\u0072\u0069\u006eg\u003a\u0020\u0025\u0073\u0020\u003a\u0020\u0025\u0020\u0078",_dgb ,_dgb );_dgb ,_fgd =_adbb .encryptBytes (_dgb ,_gec ,_cef );
if _fgd !=nil {return _fgd ;};_dca ._befb =string (_dgb );return nil ;case *PdfObjectArray :for _ ,_cee :=range _dca .Elements (){_cecc :=_adbb .Encrypt (_cee ,parentObjNum ,parentGenNum );if _cecc !=nil {return _cecc ;};};return nil ;case *PdfObjectDictionary :_gffg :=false ;
if _afdb :=_dca .Get ("\u0054\u0079\u0070\u0065");_afdb !=nil {_bca ,_dbf :=_afdb .(*PdfObjectName );if _dbf &&*_bca =="\u0053\u0069\u0067"{_gffg =true ;};};for _ ,_gef :=range _dca .Keys (){_dgbc :=_dca .Get (_gef );if _gffg &&string (_gef )=="\u0043\u006f\u006e\u0074\u0065\u006e\u0074\u0073"{continue ;
};if string (_gef )!="\u0050\u0061\u0072\u0065\u006e\u0074"&&string (_gef )!="\u0050\u0072\u0065\u0076"&&string (_gef )!="\u004c\u0061\u0073\u0074"{_aee :=_adbb .Encrypt (_dgbc ,parentObjNum ,parentGenNum );if _aee !=nil {return _aee ;};};};return nil ;
};return nil ;};func (_bebffg *PdfParser )checkLinearizedInformation (_fadc *PdfObjectDictionary )(bool ,error ){var _dbcca error ;_bebffg ._bbda ,_dbcca =GetNumberAsInt64 (_fadc .Get ("\u004c"));if _dbcca !=nil {return false ,_dbcca ;};_dbcca =_bebffg .seekToEOFMarker (_bebffg ._bbda );
switch _dbcca {case nil :return true ,nil ;case _fbdbc :return false ,nil ;default:return false ,_dbcca ;};};

// DecodeBytes decodes a slice of JBIG2 encoded bytes and returns the results.
func (_dgeg *JBIG2Encoder )DecodeBytes (encoded []byte )([]byte ,error ){return _bgf .DecodeBytes (encoded ,_age .Parameters {},_dgeg .Globals );};

// 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 (_eecf *PdfParser )GetTrailer ()*PdfObjectDictionary {return _eecf ._defdc };

// Set sets the PdfObject at index i of the streams. An error is returned if the index is outside bounds.
func (_deag *PdfObjectStreams )Set (i int ,obj PdfObject )error {if i < 0||i >=len (_deag ._cefa ){return _a .New ("\u004f\u0075\u0074\u0073\u0069\u0064\u0065\u0020\u0062o\u0075\u006e\u0064\u0073");};_deag ._cefa [i ]=obj ;return nil ;};

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

// Inspect analyzes the document object structure. Returns a map of object types (by name) with the instance count
// as value.
func (_bdged *PdfParser )Inspect ()(map[string ]int ,error ){return _bdged .inspect ()};func _fefgf (_efef *PdfObjectDictionary )(_bbfbc *_gf .ImageBase ){var (_cfce *PdfObjectInteger ;_bgec bool ;);if _cfce ,_bgec =_efef .Get ("\u0057\u0069\u0064t\u0068").(*PdfObjectInteger );
_bgec {_bbfbc =&_gf .ImageBase {Width :int (*_cfce )};}else {return nil ;};if _cfce ,_bgec =_efef .Get ("\u0048\u0065\u0069\u0067\u0068\u0074").(*PdfObjectInteger );_bgec {_bbfbc .Height =int (*_cfce );};if _cfce ,_bgec =_efef .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074").(*PdfObjectInteger );
_bgec {_bbfbc .BitsPerComponent =int (*_cfce );};if _cfce ,_bgec =_efef .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073").(*PdfObjectInteger );_bgec {_bbfbc .ColorComponents =int (*_cfce );};return _bbfbc ;};

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

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

// HasInvalidHexRunes implements core.ParserMetadata interface.
func (_ffd ParserMetadata )HasInvalidHexRunes ()bool {return _ffd ._dedd };

// Set sets the PdfObject at index i of the array. An error is returned if the index is outside bounds.
func (_cedf *PdfObjectArray )Set (i int ,obj PdfObject )error {if i < 0||i >=len (_cedf ._dabb ){return _a .New ("\u006f\u0075\u0074\u0073\u0069\u0064\u0065\u0020\u0062o\u0075\u006e\u0064\u0073");};_cedf ._dabb [i ]=obj ;return nil ;};func (_caaf *PdfParser )loadXrefs ()(*PdfObjectDictionary ,error ){_caaf ._gdbd .ObjectMap =make (map[int ]XrefObject );
_caaf ._dgccg =make (objectStreams );_cggb ,_ebac :=_caaf ._acee .Seek (0,_ac .SeekEnd );if _ebac !=nil {return nil ,_ebac ;};_fa .Log .Trace ("\u0066s\u0069\u007a\u0065\u003a\u0020\u0025d",_cggb );_caaf ._gbad =_cggb ;_ebac =_caaf .seekToEOFMarker (_cggb );
if _ebac !=nil {_fa .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",_ebac );return nil ,_ebac ;};_abee ,_ebac :=_caaf ._acee .Seek (0,_ac .SeekCurrent );
if _ebac !=nil {return nil ,_ebac ;};var _fgg int64 =64;_bfefd :=_abee -_fgg ;if _bfefd < 0{_bfefd =0;};_ ,_ebac =_caaf ._acee .Seek (_bfefd ,_ac .SeekStart );if _ebac !=nil {return nil ,_ebac ;};_afaac :=make ([]byte ,_fgg );_ ,_ebac =_caaf ._acee .Read (_afaac );
if _ebac !=nil {_fa .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",_ebac );
return nil ,_ebac ;};_dbfg :=_afbf .FindStringSubmatch (string (_afaac ));if len (_dbfg )< 2{_fa .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 ,_a .New ("\u0073\u0074\u0061\u0072tx\u0072\u0065\u0066\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");
};if len (_dbfg )> 2{_fa .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",_afaac );return nil ,_a .New ("m\u0075\u006c\u0074\u0069\u0070\u006ce\u0020\u0073\u0074\u0061\u0072\u0074\u0078\u0072\u0065f\u0020\u0065\u006et\u0072i\u0065\u0073\u003f");
};_dbea ,_ :=_g .ParseInt (_dbfg [1],10,64);_fa .Log .Trace ("\u0073t\u0061r\u0074\u0078\u0072\u0065\u0066\u0020\u0061\u0074\u0020\u0025\u0064",_dbea );if _dbea > _cggb {_fa .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");
_fa .Log .Debug ("\u0041\u0074\u0074\u0065\u006d\u0070\u0074\u0069\u006e\u0067\u0020\u0072e\u0070\u0061\u0069\u0072");_dbea ,_ebac =_caaf .repairLocateXref ();if _ebac !=nil {_fa .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 ,_ebac ;};};_caaf ._acee .Seek (_dbea ,_ac .SeekStart );_caaf ._bcabc =_ef .NewReader (_caaf ._acee );_bgdgc ,_ebac :=_caaf .parseXref ();if _ebac !=nil {return nil ,_ebac ;};_acgg :=_bgdgc .Get ("\u0058R\u0065\u0066\u0053\u0074\u006d");if _acgg !=nil {_agfc ,_cgcb :=_acgg .(*PdfObjectInteger );
if !_cgcb {return nil ,_a .New ("\u0058\u0052\u0065\u0066\u0053\u0074\u006d\u0020\u0021=\u0020\u0069\u006e\u0074");};_ ,_ebac =_caaf .parseXrefStream (_agfc );if _ebac !=nil {return nil ,_ebac ;};};var _dggg []int64 ;_ceaa :=func (_bgaba int64 ,_aabe []int64 )bool {for _ ,_gedd :=range _aabe {if _gedd ==_bgaba {return true ;
};};return false ;};_acgg =_bgdgc .Get ("\u0050\u0072\u0065\u0076");for _acgg !=nil {_ffeff ,_gefd :=_acgg .(*PdfObjectInteger );if !_gefd {_fa .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",_acgg );
return _bgdgc ,nil ;};_efafb :=*_ffeff ;_fa .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",_efafb );_caaf ._acee .Seek (int64 (_efafb ),_ac .SeekStart );
_caaf ._bcabc =_ef .NewReader (_caaf ._acee );_agebc ,_dcgc :=_caaf .parseXref ();if _dcgc !=nil {_fa .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");
_fa .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 ;};_caaf ._gfca =append (_caaf ._gfca ,int64 (_efafb ));
_acgg =_agebc .Get ("\u0050\u0072\u0065\u0076");if _acgg !=nil {_abfb :=*(_acgg .(*PdfObjectInteger ));if _ceaa (int64 (_abfb ),_dggg ){_fa .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 ;};_dggg =append (_dggg ,int64 (_abfb ));};};return _bgdgc ,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 (_eebb *JBIG2Encoder )DecodeImages (encoded []byte )([]_bb .Image ,error ){const _bbfgc ="\u004aB\u0049\u0047\u0032\u0045n\u0063\u006f\u0064\u0065\u0072.\u0044e\u0063o\u0064\u0065\u0049\u006d\u0061\u0067\u0065s";_daeec ,_ccff :=_age .Decode (encoded ,_age .Parameters {},_eebb .Globals .ToDocumentGlobals ());
if _ccff !=nil {return nil ,_ge .Wrap (_ccff ,_bbfgc ,"");};_dgda ,_ccff :=_daeec .PageNumber ();if _ccff !=nil {return nil ,_ge .Wrap (_ccff ,_bbfgc ,"");};_aggb :=[]_bb .Image {};var _geff _bb .Image ;for _ccbe :=1;_ccbe <=_dgda ;_ccbe ++{_geff ,_ccff =_daeec .DecodePageImage (_ccbe );
if _ccff !=nil {return nil ,_ge .Wrapf (_ccff ,_bbfgc ,"\u0070\u0061\u0067\u0065\u003a\u0020\u0027\u0025\u0064\u0027",_ccbe );};_aggb =append (_aggb ,_geff );};return _aggb ,nil ;};

// RegisterCustomStreamEncoder register a custom encoder handler for certain filter.
func RegisterCustomStreamEncoder (filterName string ,customStreamEncoder StreamEncoder ){_eege .Store (filterName ,customStreamEncoder );};

// 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 *_ef .Reader )(PdfObject ,error ){_cdgcdc :=false ;_dbfdd :=true ;var _gafd _ag .Buffer ;for {if _fa .Log .IsLogLevel (_fa .LogLevelTrace ){_fa .Log .Trace ("\u0050\u0061\u0072\u0073in\u0067\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0020\u0022\u0025\u0073\u0022",_gafd .String ());
};_daebe ,_cbef :=buf .Peek (1);if _cbef ==_ac .EOF {break ;};if _cbef !=nil {_fa .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0025\u0073",_cbef );return nil ,_cbef ;};if _dbfdd &&(_daebe [0]=='-'||_daebe [0]=='+'){_gdddb ,_ :=buf .ReadByte ();_gafd .WriteByte (_gdddb );
_dbfdd =false ;}else if IsDecimalDigit (_daebe [0]){_cdag ,_ :=buf .ReadByte ();_gafd .WriteByte (_cdag );}else if _daebe [0]=='.'{_abadg ,_ :=buf .ReadByte ();_gafd .WriteByte (_abadg );_cdgcdc =true ;}else if _daebe [0]=='e'||_daebe [0]=='E'{_agecc ,_ :=buf .ReadByte ();
_gafd .WriteByte (_agecc );_cdgcdc =true ;_dbfdd =true ;}else {break ;};};var _gdecg PdfObject ;if _cdgcdc {_abfgc ,_cafg :=_g .ParseFloat (_gafd .String (),64);if _cafg !=nil {_fa .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",_gafd .String (),_cafg );
_abfgc =0.0;};_fcda :=PdfObjectFloat (_abfgc );_gdecg =&_fcda ;}else {_babad ,_fafg :=_g .ParseInt (_gafd .String (),10,64);if _fafg !=nil {_fa .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",_gafd .String (),_fafg );
_babad =0;};_bgdac :=PdfObjectInteger (_babad );_gdecg =&_bgdac ;};return _gdecg ,nil ;};

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

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

// String returns the PDF version as a string. Implements interface fmt.Stringer.
func (_bgcdc Version )String ()string {return _bg .Sprintf ("\u00250\u0064\u002e\u0025\u0030\u0064",_bgcdc .Major ,_bgcdc .Minor );};func (_babf *PdfParser )readComment ()(string ,error ){var _feegb _ag .Buffer ;_ ,_gfaae :=_babf .skipSpaces ();if _gfaae !=nil {return _feegb .String (),_gfaae ;
};_dadef :=true ;for {_bbee ,_ecbb :=_babf ._bcabc .Peek (1);if _ecbb !=nil {_fa .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_ecbb .Error ());return _feegb .String (),_ecbb ;};if _dadef &&_bbee [0]!='%'{return _feegb .String (),_a .New ("c\u006f\u006d\u006d\u0065\u006e\u0074 \u0073\u0068\u006f\u0075\u006c\u0064\u0020\u0073\u0074a\u0072\u0074\u0020w\u0069t\u0068\u0020\u0025");
};_dadef =false ;if (_bbee [0]!='\r')&&(_bbee [0]!='\n'){_fcae ,_ :=_babf ._bcabc .ReadByte ();_feegb .WriteByte (_fcae );}else {break ;};};return _feegb .String (),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 _bdfb ,_bdac :=obj .(*PdfObjectReference );_bdac {obj =_bdfb .Resolve ();};_cffg ,_acebd :=obj .(*PdfIndirectObject );_bddd :=0;for _acebd {obj =_cffg .PdfObject ;_cffg ,_acebd =GetIndirect (obj );
_bddd ++;if _bddd > _ecae {_fa .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",_ecae );
return nil ;};};return obj ;};func (_be *PdfParser )lookupByNumber (_fag int ,_ccfc bool )(PdfObject ,bool ,error ){_cbf ,_baa :=_be .ObjCache [_fag ];if _baa {_fa .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",_fag );
return _cbf ,false ,nil ;};if _be ._agafd ==nil {_be ._agafd =map[int ]bool {};};if _be ._agafd [_fag ]{_fa .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",_fag );
return nil ,false ,_a .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");};_be ._agafd [_fag ]=true ;defer delete (_be ._agafd ,_fag );
_ggb ,_baa :=_be ._gdbd .ObjectMap [_fag ];if !_baa {_fa .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 _gd PdfObjectNull ;return &_gd ,false ,nil ;};_fa .Log .Trace ("L\u006fo\u006b\u0075\u0070\u0020\u006f\u0062\u006a\u0020n\u0075\u006d\u0062\u0065r \u0025\u0064",_fag );if _ggb .XType ==XrefTypeTableEntry {_fa .Log .Trace ("\u0078r\u0065f\u006f\u0062\u006a\u0020\u006fb\u006a\u0020n\u0075\u006d\u0020\u0025\u0064",_ggb .ObjectNumber );
_fa .Log .Trace ("\u0078\u0072\u0065\u0066\u006f\u0062\u006a\u0020\u0067e\u006e\u0020\u0025\u0064",_ggb .Generation );_fa .Log .Trace ("\u0078\u0072\u0065\u0066\u006f\u0062\u006a\u0020\u006f\u0066\u0066\u0073e\u0074\u0020\u0025\u0064",_ggb .Offset );_be ._acee .Seek (_ggb .Offset ,_ac .SeekStart );
_be ._bcabc =_ef .NewReader (_be ._acee );_ad ,_aagd :=_be .ParseIndirectObject ();if _aagd !=nil {_fa .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",_aagd );
if _ccfc {_fa .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");_gabe ,_aaa :=_be .repairRebuildXrefsTopDown ();
if _aaa !=nil {_fa .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0046\u0061\u0069\u006c\u0065\u0064\u0020r\u0065\u0070\u0061\u0069\u0072\u0020\u0028\u0025\u0073\u0029",_aaa );return nil ,false ,_aaa ;};_be ._gdbd =*_gabe ;return _be .lookupByNumber (_fag ,false );
};return nil ,false ,_aagd ;};if _ccfc {_gfde ,_ ,_ :=_ebb (_ad );if int (_gfde )!=_fag {_fa .Log .Debug ("\u0049n\u0076\u0061\u006c\u0069d\u0020\u0078\u0072\u0065\u0066s\u003a \u0052e\u0062\u0075\u0069\u006c\u0064\u0069\u006eg");_ccdf :=_be .rebuildXrefTable ();
if _ccdf !=nil {return nil ,false ,_ccdf ;};_be .ObjCache =objectCache {};return _be .lookupByNumberWrapper (_fag ,false );};};_fa .Log .Trace ("\u0052\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067\u0020\u006f\u0062\u006a");_be .ObjCache [_fag ]=_ad ;
return _ad ,false ,nil ;}else if _ggb .XType ==XrefTypeObjectStream {_fa .Log .Trace ("\u0078r\u0065\u0066\u0020\u0066\u0072\u006f\u006d\u0020\u006f\u0062\u006ae\u0063\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0021");_fa .Log .Trace ("\u003e\u004c\u006f\u0061\u0064\u0020\u0076\u0069\u0061\u0020\u004f\u0053\u0021");
_fa .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",_ggb .OsObjNumber ,_ggb .OsObjIndex );
if _ggb .OsObjNumber ==_fag {_fa .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 ,_a .New ("\u0078\u0072\u0065f \u0063\u0069\u0072\u0063\u0075\u006c\u0061\u0072\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065");
};if _ ,_edc :=_be ._gdbd .ObjectMap [_ggb .OsObjNumber ];_edc {_adb ,_bf :=_be .lookupObjectViaOS (_ggb .OsObjNumber ,_fag );if _bf !=nil {_fa .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0052\u0065\u0074\u0075\u0072\u006e\u0069n\u0067\u0020\u0045\u0052\u0052\u0020\u0028\u0025\u0073\u0029",_bf );
return nil ,true ,_bf ;};_fa .Log .Trace ("\u003c\u004c\u006f\u0061\u0064\u0065\u0064\u0020\u0076i\u0061\u0020\u004f\u0053");_be .ObjCache [_fag ]=_adb ;if _be ._aded !=nil {_be ._aded ._aea [_adb ]=true ;};return _adb ,true ,nil ;};_fa .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 ,_a .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 ,_a .New ("\u0075\u006e\u006b\u006e\u006f\u0077\u006e\u0020\u0078\u0072\u0065\u0066 \u0074\u0079\u0070\u0065");};

// String returns a descriptive information string about the encryption method used.
func (_dgg *PdfCrypt )String ()string {if _dgg ==nil {return "";};_faa :=_dgg ._bbd .Filter +"\u0020\u002d\u0020";if _dgg ._bbd .V ==0{_faa +="\u0055\u006e\u0064\u006fcu\u006d\u0065\u006e\u0074\u0065\u0064\u0020\u0061\u006c\u0067\u006f\u0072\u0069\u0074h\u006d";
}else if _dgg ._bbd .V ==1{_faa +="\u0052\u0043\u0034:\u0020\u0034\u0030\u0020\u0062\u0069\u0074\u0073";}else if _dgg ._bbd .V ==2{_faa +=_bg .Sprintf ("\u0052\u0043\u0034:\u0020\u0025\u0064\u0020\u0062\u0069\u0074\u0073",_dgg ._bbd .Length );}else if _dgg ._bbd .V ==3{_faa +="U\u006e\u0070\u0075\u0062li\u0073h\u0065\u0064\u0020\u0061\u006cg\u006f\u0072\u0069\u0074\u0068\u006d";
}else if _dgg ._bbd .V >=4{_faa +=_bg .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",_dgg ._bec ,_dgg ._dbg );
_faa +="\u003b\u0020C\u0072\u0079\u0070t\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0073\u003a";for _abd ,_bab :=range _dgg ._dfcc {_faa +=_bg .Sprintf ("\u0020\u002d\u0020\u0025\u0073\u003a\u0020\u0025\u0073 \u0028\u0025\u0064\u0029",_abd ,_bab .Name (),_bab .KeyLength ());
};};_gdf :=_dgg .GetAccessPermissions ();_faa +=_bg .Sprintf ("\u0020\u002d\u0020\u0025\u0023\u0076",_gdf );return _faa ;};

// 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 )(_bbbe *PdfObjectString ,_adgd bool ){_bbbe ,_adgd =TraceToDirectObject (obj ).(*PdfObjectString );return _bbbe ,_adgd ;};

// 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 _ac .ReadSeeker )(*PdfParser ,error ){_gbfe :=&PdfParser {_acee :rs ,ObjCache :make (objectCache ),_dgee :map[int64 ]bool {},_gfca :make ([]int64 ,0),_cdgc :make (map[*PdfParser ]*PdfParser )};_ccae ,_ceccb ,_ecdf :=_gbfe .parsePdfVersion ();
if _ecdf !=nil {_fa .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",_ecdf );return nil ,_ecdf ;};_gbfe ._edba .Major =_ccae ;_gbfe ._edba .Minor =_ceccb ;
if _gbfe ._defdc ,_ecdf =_gbfe .loadXrefs ();_ecdf !=nil {_fa .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",_ecdf );return nil ,_ecdf ;
};_fa .Log .Trace ("T\u0072\u0061\u0069\u006c\u0065\u0072\u003a\u0020\u0025\u0073",_gbfe ._defdc );_fcgg ,_ecdf :=_gbfe .parseLinearizedDictionary ();if _ecdf !=nil {return nil ,_ecdf ;};if _fcgg !=nil {_gbfe ._gffgg ,_ecdf =_gbfe .checkLinearizedInformation (_fcgg );
if _ecdf !=nil {return nil ,_ecdf ;};};if len (_gbfe ._gdbd .ObjectMap )==0{return nil ,_bg .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");};
_gbfe ._bage =len (_gbfe ._gfca );if _gbfe ._gffgg &&_gbfe ._bage !=0{_gbfe ._bage --;};_gbfe ._ggce =make ([]*PdfParser ,_gbfe ._bage );return _gbfe ,nil ;};

// 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 (_afacb *PdfObjectString )Decoded ()string {if _afacb ==nil {return "";};_cgge :=[]byte (_afacb ._befb );if len (_cgge )>=2&&_cgge [0]==0xFE&&_cgge [1]==0xFF{return _cdc .UTF16ToString (_cgge [2:]);};return _cdc .PDFDocEncodingToString (_cgge );};


// LookupByReference looks up a PdfObject by a reference.
func (_baaf *PdfParser )LookupByReference (ref PdfObjectReference )(PdfObject ,error ){_fa .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 _baaf .LookupByNumber (int (ref .ObjectNumber ));
};var _fccg =_ba .MustCompile ("\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u0028\u005c\u0064\u002b)\u005c\u0073\u002a\u0024");

// NewLZWEncoder makes a new LZW encoder with default parameters.
func NewLZWEncoder ()*LZWEncoder {_edfg :=&LZWEncoder {};_edfg .Predictor =1;_edfg .BitsPerComponent =8;_edfg .Colors =1;_edfg .Columns =1;_edfg .EarlyChange =1;return _edfg ;};func (_cagb *PdfParser )parseXref ()(*PdfObjectDictionary ,error ){const _dbae =20;
_bgdae ,_ :=_cagb ._bcabc .Peek (_dbae );for _bgagc :=0;_bgagc < 2;_bgagc ++{if _cagb ._fbbfb ==0{_cagb ._fbbfb =_cagb .GetFileOffset ();};if _daga .Match (_bgdae ){_fa .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");
_fa .Log .Debug ("\u0073t\u0061r\u0074\u0069\u006e\u0067\u0020w\u0069\u0074h\u0020\u0022\u0025\u0073\u0022",string (_bgdae ));return _cagb .parseXrefStream (nil );};if _bfcbg .Match (_bgdae ){_fa .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 _cagb .parseXrefTable ();};_eac :=_cagb .GetFileOffset ();if _cagb ._fbbfb ==0{_cagb ._fbbfb =_eac ;};_cagb .SetFileOffset (_eac -_dbae );defer _cagb .SetFileOffset (_eac );_fcfgc ,_ :=_cagb ._bcabc .Peek (_dbae );_bgdae =append (_fcfgc ,_bgdae ...);
};_fa .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 _gedcg :=_cagb .repairSeekXrefMarker ();_gedcg !=nil {_fa .Log .Debug ("\u0052e\u0070a\u0069\u0072\u0020\u0066\u0061i\u006c\u0065d\u0020\u002d\u0020\u0025\u0076",_gedcg );return nil ,_gedcg ;};return _cagb .parseXrefTable ();};func (_fdge *PdfParser )parsePdfVersion ()(int ,int ,error ){var _gebfa int64 =20;
_dbdc :=make ([]byte ,_gebfa );_fdge ._acee .Seek (0,_ac .SeekStart );_fdge ._acee .Read (_dbdc );var _gceb error ;var _ddfe ,_cbdbe int ;if _eefd :=_ggaa .FindStringSubmatch (string (_dbdc ));len (_eefd )< 3{if _ddfe ,_cbdbe ,_gceb =_fdge .seekPdfVersionTopDown ();
_gceb !=nil {_fa .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,_gceb ;
};_fdge ._acee ,_gceb =_bdgf (_fdge ._acee ,_fdge .GetFileOffset ()-8);if _gceb !=nil {return 0,0,_gceb ;};}else {if _ddfe ,_gceb =_g .Atoi (_eefd [1]);_gceb !=nil {return 0,0,_gceb ;};if _cbdbe ,_gceb =_g .Atoi (_eefd [2]);_gceb !=nil {return 0,0,_gceb ;
};_fdge .SetFileOffset (0);};_fdge ._bcabc =_ef .NewReader (_fdge ._acee );_fa .Log .Debug ("\u0050\u0064\u0066\u0020\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020%\u0064\u002e\u0025\u0064",_ddfe ,_cbdbe );return _ddfe ,_cbdbe ,nil ;};

// WriteString outputs the object as it is to be written to file.
func (_deda *PdfObjectStream )WriteString ()string {var _ecab _fca .Builder ;_ecab .WriteString (_g .FormatInt (_deda .ObjectNumber ,10));_ecab .WriteString ("\u0020\u0030\u0020\u0052");return _ecab .String ();};

// DrawableImage is same as golang image/draw's Image interface that allow drawing images.
type DrawableImage interface{ColorModel ()_fc .Model ;Bounds ()_bb .Rectangle ;At (_gbaf ,_dff int )_fc .Color ;Set (_ggbe ,_dgcc int ,_cfa _fc .Color );};

// Append appends PdfObject(s) to the streams.
func (_dfgc *PdfObjectStreams )Append (objects ...PdfObject ){if _dfgc ==nil {_fa .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 ;};_dfgc ._cefa =append (_dfgc ._cefa ,objects ...);};func (_dfdbg *PdfParser )parseHexString ()(*PdfObjectString ,error ){_dfdbg ._bcabc .ReadByte ();var _adce _ag .Buffer ;for {_eaag ,_gffc :=_dfdbg ._bcabc .Peek (1);if _gffc !=nil {return MakeString (""),_gffc ;
};if _eaag [0]=='>'{_dfdbg ._bcabc .ReadByte ();break ;};_bgdab ,_ :=_dfdbg ._bcabc .ReadByte ();if _dfdbg ._dfge {if _ag .IndexByte (_debf ,_bgdab )==-1{_dfdbg ._gfbbc ._dedd =true ;};};if !IsWhiteSpace (_bgdab ){_adce .WriteByte (_bgdab );};};if _adce .Len ()%2==1{_dfdbg ._gfbbc ._fbbg =true ;
_adce .WriteRune ('0');};_dfbe ,_ :=_cg .DecodeString (_adce .String ());return MakeHexString (string (_dfbe )),nil ;};

// 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 )(_fbgc int ,_gbgg bool ){_fgcfa ,_gbgg :=TraceToDirectObject (obj ).(*PdfObjectInteger );if _gbgg &&_fgcfa !=nil {return int (*_fgcfa ),true ;};return 0,false ;};

// String returns a string representation of `name`.
func (_afad *PdfObjectName )String ()string {return string (*_afad )};

// DecodeStream returns the passed in stream as a slice of bytes.
// The purpose of the method is to satisfy the StreamEncoder interface.
func (_dfca *RawEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return streamObj .Stream ,nil ;};

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

// MakeDict creates and returns an empty PdfObjectDictionary.
func MakeDict ()*PdfObjectDictionary {_cgebg :=&PdfObjectDictionary {};_cgebg ._dfec =map[PdfObjectName ]PdfObject {};_cgebg ._ccfb =[]PdfObjectName {};_cgebg ._fdgd =&_aa .Mutex {};return _cgebg ;};

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

// 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 ;};

// Encode encodes previously prepare jbig2 document and stores it as the byte slice.
func (_afff *JBIG2Encoder )Encode ()(_deeg []byte ,_bfgg error ){const _cbda ="J\u0042I\u0047\u0032\u0044\u006f\u0063\u0075\u006d\u0065n\u0074\u002e\u0045\u006eco\u0064\u0065";if _afff ._geaa ==nil {return nil ,_ge .Errorf (_cbda ,"\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");
};_afff ._geaa .FullHeaders =_afff .DefaultPageSettings .FileMode ;_deeg ,_bfgg =_afff ._geaa .Encode ();if _bfgg !=nil {return nil ,_ge .Wrap (_bfgg ,_cbda ,"");};return _deeg ,nil ;};

// GetNumbersAsFloat converts a list of pdf objects representing floats or integers to a slice of
// float64 values.
func GetNumbersAsFloat (objects []PdfObject )(_efea []float64 ,_fabba error ){for _ ,_bcgd :=range objects {_egab ,_fdece :=GetNumberAsFloat (_bcgd );if _fdece !=nil {return nil ,_fdece ;};_efea =append (_efea ,_egab );};return _efea ,nil ;};var _fbdbc =_a .New ("\u0045\u004f\u0046\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");


// 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 (_aacb *CCITTFaxEncoder )EncodeBytes (data []byte )([]byte ,error ){var _cgdf _gf .Gray ;switch len (data ){case _aacb .Rows *_aacb .Columns :_bffe ,_fcfb :=_gf .NewImage (_aacb .Columns ,_aacb .Rows ,8,1,data ,nil ,nil );if _fcfb !=nil {return nil ,_fcfb ;
};_cgdf =_bffe .(_gf .Gray );case (_aacb .Columns *_aacb .Rows )+7>>3:_bccbb ,_aggf :=_gf .NewImage (_aacb .Columns ,_aacb .Rows ,1,1,data ,nil ,nil );if _aggf !=nil {return nil ,_aggf ;};_ddgg :=_bccbb .(*_gf .Monochrome );if _aggf =_ddgg .AddPadding ();
_aggf !=nil {return nil ,_aggf ;};_cgdf =_ddgg ;default:if len (data )< _gf .BytesPerLine (_aacb .Columns ,1,1)*_aacb .Rows {return nil ,_a .New ("p\u0072\u006f\u0076\u0069\u0064\u0065d\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020i\u006e\u0070\u0075t\u0020d\u0061\u0074\u0061");
};_edef ,_gcbdg :=_gf .NewImage (_aacb .Columns ,_aacb .Rows ,1,1,data ,nil ,nil );if _gcbdg !=nil {return nil ,_gcbdg ;};_dabdb :=_edef .(*_gf .Monochrome );_cgdf =_dabdb ;};_cac :=make ([][]byte ,_aacb .Rows );for _fcde :=0;_fcde < _aacb .Rows ;_fcde ++{_cfdd :=make ([]byte ,_aacb .Columns );
for _dbda :=0;_dbda < _aacb .Columns ;_dbda ++{_daba :=_cgdf .GrayAt (_dbda ,_fcde );_cfdd [_dbda ]=_daba .Y >>7;};_cac [_fcde ]=_cfdd ;};_fec :=&_fcb .Encoder {K :_aacb .K ,Columns :_aacb .Columns ,EndOfLine :_aacb .EndOfLine ,EndOfBlock :_aacb .EndOfBlock ,BlackIs1 :_aacb .BlackIs1 ,DamagedRowsBeforeError :_aacb .DamagedRowsBeforeError ,Rows :_aacb .Rows ,EncodedByteAlign :_aacb .EncodedByteAlign };
return _fec .Encode (_cac ),nil ;};func _egf (_daa *_ae .StdEncryptDict ,_def *PdfObjectDictionary )error {R ,_fdf :=_def .Get ("\u0052").(*PdfObjectInteger );if !_fdf {return _a .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 _bg .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0052 \u0028\u0025\u0064\u0029",*R );};_daa .R =int (*R );O ,_fdf :=_def .GetString ("\u004f");if !_fdf {return _a .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 _daa .R ==5||_daa .R ==6{if len (O )< 48{return _bg .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 _bg .Errorf ("L\u0065n\u0067\u0074\u0068\u0028\u004f\u0029\u0020\u0021=\u0020\u0033\u0032\u0020(%\u0064\u0029",len (O ));
};_daa .O =[]byte (O );U ,_fdf :=_def .GetString ("\u0055");if !_fdf {return _a .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 _daa .R ==5||_daa .R ==6{if len (U )< 48{return _bg .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{_fa .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 ));};_daa .U =[]byte (U );if _daa .R >=5{OE ,_bef :=_def .GetString ("\u004f\u0045");
if !_bef {return _a .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 _bg .Errorf ("L\u0065\u006e\u0067\u0074h(\u004fE\u0029\u0020\u0021\u003d\u00203\u0032\u0020\u0028\u0025\u0064\u0029",len (OE ));
};_daa .OE =[]byte (OE );UE ,_bef :=_def .GetString ("\u0055\u0045");if !_bef {return _a .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 _bg .Errorf ("L\u0065\u006e\u0067\u0074h(\u0055E\u0029\u0020\u0021\u003d\u00203\u0032\u0020\u0028\u0025\u0064\u0029",len (UE ));};_daa .UE =[]byte (UE );};P ,_fdf :=_def .Get ("\u0050").(*PdfObjectInteger );if !_fdf {return _a .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");
};_daa .P =_ae .Permissions (*P );if _daa .R ==6{Perms ,_eaa :=_def .GetString ("\u0050\u0065\u0072m\u0073");if !_eaa {return _a .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 _bg .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 ));};_daa .Perms =[]byte (Perms );};if _dgfe ,_gegb :=_def .Get ("\u0045n\u0063r\u0079\u0070\u0074\u004d\u0065\u0074\u0061\u0064\u0061\u0074\u0061").(*PdfObjectBool );
_gegb {_daa .EncryptMetadata =bool (*_dgfe );}else {_daa .EncryptMetadata =true ;};return nil ;};const _ecae =10;func (_faca *PdfParser )rebuildXrefTable ()error {_fcacc :=XrefTable {};_fcacc .ObjectMap =map[int ]XrefObject {};_acaf :=make ([]int ,0,len (_faca ._gdbd .ObjectMap ));
for _dafbe :=range _faca ._gdbd .ObjectMap {_acaf =append (_acaf ,_dafbe );};_c .Ints (_acaf );for _ ,_dgef :=range _acaf {_gccf :=_faca ._gdbd .ObjectMap [_dgef ];_adac ,_ ,_ecbgd :=_faca .lookupByNumberWrapper (_dgef ,false );if _ecbgd !=nil {_fa .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",_ecbgd );
_fa .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");
_gded ,_egce :=_faca .repairRebuildXrefsTopDown ();if _egce !=nil {_fa .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",_egce );
return _egce ;};_faca ._gdbd =*_gded ;_fa .Log .Debug ("\u0052e\u0070\u0061\u0069\u0072e\u0064\u0020\u0078\u0072\u0065f\u0020t\u0061b\u006c\u0065\u0020\u0062\u0075\u0069\u006ct");return nil ;};_ccdd ,_adceb ,_ecbgd :=_ebb (_adac );if _ecbgd !=nil {return _ecbgd ;
};_gccf .ObjectNumber =int (_ccdd );_gccf .Generation =int (_adceb );_fcacc .ObjectMap [int (_ccdd )]=_gccf ;};_faca ._gdbd =_fcacc ;_fa .Log .Debug ("N\u0065w\u0020\u0078\u0072\u0065\u0066\u0020\u0074\u0061b\u006c\u0065\u0020\u0062ui\u006c\u0074");_ee (_faca ._gdbd );
return nil ;};func (_ccg *PdfParser )parseArray ()(*PdfObjectArray ,error ){_ecgd :=MakeArray ();_ccg ._bcabc .ReadByte ();for {_ccg .skipSpaces ();_cdebg ,_dcfga :=_ccg ._bcabc .Peek (1);if _dcfga !=nil {return _ecgd ,_dcfga ;};if _cdebg [0]==']'{_ccg ._bcabc .ReadByte ();
break ;};_gcga ,_dcfga :=_ccg .parseObject ();if _dcfga !=nil {return _ecgd ,_dcfga ;};_ecgd .Append (_gcga );};return _ecgd ,nil ;};

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

// For predictors
Columns int ;Rows int ;Colors int ;_gbcd *_gf .ImageBase ;};

// GetAccessPermissions returns the PDF access permissions as an AccessPermissions object.
func (_fdd *PdfCrypt )GetAccessPermissions ()_ae .Permissions {return _fdd ._edag .P };

// StreamEncoder represents the interface for all PDF stream encoders.
type StreamEncoder interface{GetFilterName ()string ;MakeDecodeParams ()PdfObject ;MakeStreamDict ()*PdfObjectDictionary ;UpdateParams (_dgaf *PdfObjectDictionary );EncodeBytes (_efcb []byte )([]byte ,error );DecodeBytes (_eae []byte )([]byte ,error );
DecodeStream (_dfce *PdfObjectStream )([]byte ,error );};

// HasNonConformantStream implements core.ParserMetadata.
func (_ced ParserMetadata )HasNonConformantStream ()bool {return _ced ._ddd };

// PdfObjectNull represents the primitive PDF null object.
type PdfObjectNull struct{};

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

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

// PdfVersion returns version of the PDF file.
func (_gdbgd *PdfParser )PdfVersion ()Version {return _gdbgd ._edba };const JB2ImageAutoThreshold =-1.0;

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

// WriteString outputs the object as it is to be written to file.
func (_dgbcb *PdfObjectDictionary )WriteString ()string {var _agff _fca .Builder ;_agff .WriteString ("\u003c\u003c");for _ ,_gdcd :=range _dgbcb ._ccfb {_fdebd :=_dgbcb ._dfec [_gdcd ];_agff .WriteString (_gdcd .WriteString ());_agff .WriteString ("\u0020");
_agff .WriteString (_fdebd .WriteString ());};_agff .WriteString ("\u003e\u003e");return _agff .String ();};

// MakeHexString creates an PdfObjectString from a string intended for output as a hexadecimal string.
func MakeHexString (s string )*PdfObjectString {_bfadb :=PdfObjectString {_befb :s ,_ddfg :true };return &_bfadb ;};var _debf =[]byte ("\u0030\u0031\u0032\u003345\u0036\u0037\u0038\u0039\u0061\u0062\u0063\u0064\u0065\u0066\u0041\u0042\u0043\u0044E\u0046");


// IsDecimalDigit checks if the character is a part of a decimal number string.
func IsDecimalDigit (c byte )bool {return '0'<=c &&c <='9'};

// 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};

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

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_ddfa *RawEncoder )MakeStreamDict ()*PdfObjectDictionary {return MakeDict ()};const (_dcca =0;_aadg =1;_abfc =2;_aafg =3;_edf =4;);

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

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_egcf *MultiEncoder )MakeDecodeParams ()PdfObject {if len (_egcf ._cbce )==0{return nil ;};if len (_egcf ._cbce )==1{return _egcf ._cbce [0].MakeDecodeParams ();};_adf :=MakeArray ();_gfab :=true ;for _ ,_gee :=range _egcf ._cbce {_fdfc :=_gee .MakeDecodeParams ();
if _fdfc ==nil {_adf .Append (MakeNull ());}else {_gfab =false ;_adf .Append (_fdfc );};};if _gfab {return nil ;};return _adf ;};

// NewParserFromString is used for testing purposes.
func NewParserFromString (txt string )*PdfParser {_ccdb :=_ag .NewReader ([]byte (txt ));_gcagd :=&PdfParser {ObjCache :objectCache {},_acee :_ccdb ,_bcabc :_ef .NewReader (_ccdb ),_gbad :int64 (len (txt )),_dgee :map[int64 ]bool {},_cdgc :make (map[*PdfParser ]*PdfParser )};
_gcagd ._gdbd .ObjectMap =make (map[int ]XrefObject );return _gcagd ;};func (_bbf *PdfCrypt )saveCryptFilters (_dfe *PdfObjectDictionary )error {if _bbf ._bbd .V < 4{return _a .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");
};_abdd :=MakeDict ();_dfe .Set ("\u0043\u0046",_abdd );for _deg ,_cag :=range _bbf ._dfcc {if _deg =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{continue ;};_efe :=_aaad (_cag ,"");_abdd .Set (PdfObjectName (_deg ),_efe );};_dfe .Set ("\u0053\u0074\u0072\u0046",MakeName (_bbf ._dbg ));
_dfe .Set ("\u0053\u0074\u006d\u0046",MakeName (_bbf ._bec ));return nil ;};

// IsDelimiter checks if a character represents a delimiter.
func IsDelimiter (c byte )bool {return c =='('||c ==')'||c =='<'||c =='>'||c =='['||c ==']'||c =='{'||c =='}'||c =='/'||c =='%';};

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

// ASCII85Encoder implements ASCII85 encoder/decoder.
type ASCII85Encoder struct{};

// PdfObjectDictionary represents the primitive PDF dictionary/map object.
type PdfObjectDictionary struct{_dfec map[PdfObjectName ]PdfObject ;_ccfb []PdfObjectName ;_fdgd *_aa .Mutex ;_cdda *PdfParser ;};func (_dbe *PdfCrypt )makeKey (_ggg string ,_ecd ,_gdd uint32 ,_ceg []byte )([]byte ,error ){_acg ,_bccb :=_dbe ._dfcc [_ggg ];
if !_bccb {return nil ,_bg .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_ggg );};return _acg .MakeKey (_ecd ,_gdd ,_ceg );};func (_fdab *PdfParser )parseNull ()(PdfObjectNull ,error ){_ ,_bdgga :=_fdab ._bcabc .Discard (4);
return PdfObjectNull {},_bdgga ;};

// HasDataAfterEOF checks if there is some data after EOF marker.
func (_afda ParserMetadata )HasDataAfterEOF ()bool {return _afda ._dgc };func _cca (_eaff *PdfObjectStream ,_ggca *PdfObjectDictionary )(*FlateEncoder ,error ){_eee :=NewFlateEncoder ();_cbfb :=_eaff .PdfObjectDictionary ;if _cbfb ==nil {return _eee ,nil ;
};_eee ._gbcd =_fefgf (_cbfb );if _ggca ==nil {_cdaf :=TraceToDirectObject (_cbfb .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));switch _aegb :=_cdaf .(type ){case *PdfObjectArray :if _aegb .Len ()!=1{_fa .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",_aegb .Len ());
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};if _caec ,_eddf :=GetDict (_aegb .Get (0));_eddf {_ggca =_caec ;};case *PdfObjectDictionary :_ggca =_aegb ;case *PdfObjectNull ,nil :default:_fa .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",_cdaf );
return nil ,_bg .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _ggca ==nil {return _eee ,nil ;};_fa .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_ggca .String ());
_cgbd :=_ggca .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr");if _cgbd ==nil {_fa .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 {_effg ,_cfgc :=_cgbd .(*PdfObjectInteger );if !_cfgc {_fa .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",_cgbd );
return nil ,_bg .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0050\u0072\u0065\u0064i\u0063\u0074\u006f\u0072");};_eee .Predictor =int (*_effg );};_cgbd =_ggca .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
if _cgbd !=nil {_add ,_acdd :=_cgbd .(*PdfObjectInteger );if !_acdd {_fa .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 ,_bg .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050e\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");};_eee .BitsPerComponent =int (*_add );};if _eee .Predictor > 1{_eee .Columns =1;_cgbd =_ggca .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073");
if _cgbd !=nil {_egee ,_dcfg :=_cgbd .(*PdfObjectInteger );if !_dcfg {return nil ,_bg .Errorf ("\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u0063\u006f\u006cu\u006d\u006e\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064");};_eee .Columns =int (*_egee );
};_eee .Colors =1;_cgbd =_ggca .Get ("\u0043\u006f\u006c\u006f\u0072\u0073");if _cgbd !=nil {_eeed ,_cedd :=_cgbd .(*PdfObjectInteger );if !_cedd {return nil ,_bg .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");
};_eee .Colors =int (*_eeed );};};return _eee ,nil ;};func (_aefgc *PdfParser )traceStreamLength (_bde PdfObject )(PdfObject ,error ){_egbda ,_dege :=_bde .(*PdfObjectReference );if _dege {_efdge ,_egfe :=_aefgc ._dgee [_egbda .ObjectNumber ];if _egfe &&_efdge {_fa .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 ,_a .New ("\u0069\u006c\u006c\u0065ga\u006c\u0020\u0072\u0065\u0063\u0075\u0072\u0073\u0069\u0076\u0065\u0020\u006c\u006fo\u0070");};_aefgc ._dgee [_egbda .ObjectNumber ]=true ;};_dagfa ,_cbag :=_aefgc .Resolve (_bde );if _cbag !=nil {return nil ,_cbag ;
};_fa .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074h\u003f\u0020\u0025\u0073",_dagfa );if _dege {_aefgc ._dgee [_egbda .ObjectNumber ]=false ;};return _dagfa ,nil ;};

// GetFilterName returns the name of the encoding filter.
func (_beba *CCITTFaxEncoder )GetFilterName ()string {return StreamEncodingFilterNameCCITTFax };func _acda (_bcab *PdfObjectStream ,_abec *PdfObjectDictionary )(*RunLengthEncoder ,error ){return NewRunLengthEncoder (),nil ;};

// PdfCryptNewEncrypt makes the document crypt handler based on a specified crypt filter.
func PdfCryptNewEncrypt (cf _gg .Filter ,userPass ,ownerPass []byte ,perm _ae .Permissions )(*PdfCrypt ,*EncryptInfo ,error ){_aab :=&PdfCrypt {_fde :make (map[PdfObject ]bool ),_dfcc :make (cryptFilters ),_edag :_ae .StdEncryptDict {P :perm ,EncryptMetadata :true }};
var _adc Version ;if cf !=nil {_ea :=cf .PDFVersion ();_adc .Major ,_adc .Minor =_ea [0],_ea [1];V ,R :=cf .HandlerVersion ();_aab ._bbd .V =V ;_aab ._edag .R =R ;_aab ._bbd .Length =cf .KeyLength ()*8;};const (_gac =_fbf ;);_aab ._dfcc [_gac ]=cf ;if _aab ._bbd .V >=4{_aab ._bec =_gac ;
_aab ._dbg =_gac ;};_gbe :=_aab .newEncryptDict ();_ebc :=_dd .Sum ([]byte (_cd .Now ().Format (_cd .RFC850 )));_gfdg :=string (_ebc [:]);_fgb :=make ([]byte ,100);_ccd .Read (_fgb );_ebc =_dd .Sum (_fgb );_gce :=string (_ebc [:]);_fa .Log .Trace ("\u0052\u0061\u006e\u0064\u006f\u006d\u0020\u0062\u003a\u0020\u0025\u0020\u0078",_fgb );
_fa .Log .Trace ("\u0047\u0065\u006e\u0020\u0049\u0064\u0020\u0030\u003a\u0020\u0025\u0020\u0078",_gfdg );_aab ._bd =_gfdg ;_eddaa :=_aab .generateParams (userPass ,ownerPass );if _eddaa !=nil {return nil ,nil ,_eddaa ;};_bac (&_aab ._edag ,_gbe );if _aab ._bbd .V >=4{if _fb :=_aab .saveCryptFilters (_gbe );
_fb !=nil {return nil ,nil ,_fb ;};};return _aab ,&EncryptInfo {Version :_adc ,Encrypt :_gbe ,ID0 :_gfdg ,ID1 :_gce },nil ;};

// 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 )(_dgab *PdfObjectBool ,_ecfag bool ){_dgab ,_ecfag =TraceToDirectObject (obj ).(*PdfObjectBool );return _dgab ,_ecfag ;};

// 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 (_dgae *PdfObjectArray )ToInt64Slice ()([]int64 ,error ){var _gadag []int64 ;for _ ,_cdbf :=range _dgae .Elements (){if _fdec ,_ccfbd :=_cdbf .(*PdfObjectInteger );_ccfbd {_gadag =append (_gadag ,int64 (*_fdec ));}else {return nil ,ErrTypeError ;};
};return _gadag ,nil ;};

// GetPreviousRevisionReadSeeker returns ReadSeeker for the previous version of the Pdf document.
func (_agebe *PdfParser )GetPreviousRevisionReadSeeker ()(_ac .ReadSeeker ,error ){if _ggfg :=_agebe .seekToEOFMarker (_agebe ._gbad -_fage );_ggfg !=nil {return nil ,_ggfg ;};_dgeed ,_bbef :=_agebe ._acee .Seek (0,_ac .SeekCurrent );if _bbef !=nil {return nil ,_bbef ;
};_dgeed +=_fage ;return _acdg (_agebe ._acee ,_dgeed );};

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

// 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 ;};var _gecf =_ba .MustCompile ("\u0025\u0025\u0045\u004f\u0046\u003f");func (_babe *PdfCrypt )isEncrypted (_bcde PdfObject )bool {_ ,_cgee :=_babe ._fde [_bcde ];
if _cgee {_fa .Log .Trace ("\u0041\u006c\u0072\u0065\u0061\u0064\u0079\u0020\u0065\u006e\u0063\u0072y\u0070\u0074\u0065\u0064");return true ;};_fa .Log .Trace ("\u004e\u006f\u0074\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065d\u0020\u0079\u0065\u0074");
return false ;};

// 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 (_eaaad *PdfObjectDictionary )GetString (key PdfObjectName )(string ,bool ){_gbdf :=_eaaad .Get (key );if _gbdf ==nil {return "",false ;};_fefb ,_dgbcc :=_gbdf .(*PdfObjectString );if !_dgbcc {return "",false ;};return _fefb .Str (),true ;};

// IsOctalDigit checks if a character can be part of an octal digit string.
func IsOctalDigit (c byte )bool {return '0'<=c &&c <='7'};

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

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_deaaa *CCITTFaxEncoder )MakeDecodeParams ()PdfObject {_dcdc :=MakeDict ();_dcdc .Set ("\u004b",MakeInteger (int64 (_deaaa .K )));_dcdc .Set ("\u0043o\u006c\u0075\u006d\u006e\u0073",MakeInteger (int64 (_deaaa .Columns )));if _deaaa .BlackIs1 {_dcdc .Set ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031",MakeBool (_deaaa .BlackIs1 ));
};if _deaaa .EncodedByteAlign {_dcdc .Set ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e",MakeBool (_deaaa .EncodedByteAlign ));};if _deaaa .EndOfLine &&_deaaa .K >=0{_dcdc .Set ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee",MakeBool (_deaaa .EndOfLine ));
};if _deaaa .Rows !=0&&!_deaaa .EndOfBlock {_dcdc .Set ("\u0052\u006f\u0077\u0073",MakeInteger (int64 (_deaaa .Rows )));};if !_deaaa .EndOfBlock {_dcdc .Set ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b",MakeBool (_deaaa .EndOfBlock ));
};if _deaaa .DamagedRowsBeforeError !=0{_dcdc .Set ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072",MakeInteger (int64 (_deaaa .DamagedRowsBeforeError )));};return _dcdc ;};func _ffe (_dagg *PdfObjectStream ,_ccfcg *MultiEncoder )(*DCTEncoder ,error ){_feba :=NewDCTEncoder ();
_fcfd :=_dagg .PdfObjectDictionary ;if _fcfd ==nil {return _feba ,nil ;};_bgeef :=_dagg .Stream ;if _ccfcg !=nil {_aga ,_afcg :=_ccfcg .DecodeBytes (_bgeef );if _afcg !=nil {return nil ,_afcg ;};_bgeef =_aga ;};_gebd :=_ag .NewReader (_bgeef );_ccbf ,_gfee :=_d .DecodeConfig (_gebd );
if _gfee !=nil {_fa .Log .Debug ("\u0045\u0072\u0072or\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006e\u0067\u0020\u0066\u0069\u006c\u0065\u003a\u0020\u0025\u0073",_gfee );return nil ,_gfee ;};switch _ccbf .ColorModel {case _fc .RGBAModel :_feba .BitsPerComponent =8;
_feba .ColorComponents =3;case _fc .RGBA64Model :_feba .BitsPerComponent =16;_feba .ColorComponents =3;case _fc .GrayModel :_feba .BitsPerComponent =8;_feba .ColorComponents =1;case _fc .Gray16Model :_feba .BitsPerComponent =16;_feba .ColorComponents =1;
case _fc .CMYKModel :_feba .BitsPerComponent =8;_feba .ColorComponents =4;case _fc .YCbCrModel :_feba .BitsPerComponent =8;_feba .ColorComponents =3;default:return nil ,_a .New ("\u0075\u006e\u0073up\u0070\u006f\u0072\u0074\u0065\u0064\u0020\u0063\u006f\u006c\u006f\u0072\u0020\u006d\u006f\u0064\u0065\u006c");
};_feba .Width =_ccbf .Width ;_feba .Height =_ccbf .Height ;_fa .Log .Trace ("\u0044\u0043T\u0020\u0045\u006ec\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u002b\u0076",_feba );_feba .Quality =DefaultJPEGQuality ;return _feba ,nil ;};

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

// DecodeBytes decodes a slice of DCT encoded bytes and returns the result.
func (_adge *DCTEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_ddb :=_ag .NewReader (encoded );_ccac ,_aagc :=_d .Decode (_ddb );if _aagc !=nil {_fa .Log .Debug ("\u0045r\u0072\u006f\u0072\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006eg\u0020\u0069\u006d\u0061\u0067\u0065\u003a\u0020\u0025\u0073",_aagc );
return nil ,_aagc ;};_fged :=_ccac .Bounds ();var _gffa =make ([]byte ,_fged .Dx ()*_fged .Dy ()*_adge .ColorComponents *_adge .BitsPerComponent /8);_dgbg :=0;for _cff :=_fged .Min .Y ;_cff < _fged .Max .Y ;_cff ++{for _aace :=_fged .Min .X ;_aace < _fged .Max .X ;
_aace ++{_cfgd :=_ccac .At (_aace ,_cff );if _adge .ColorComponents ==1{if _adge .BitsPerComponent ==16{_aecb ,_bfgc :=_cfgd .(_fc .Gray16 );if !_bfgc {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_gffa [_dgbg ]=byte ((_aecb .Y >>8)&0xff);_dgbg ++;_gffa [_dgbg ]=byte (_aecb .Y &0xff);_dgbg ++;}else {_fbd ,_fdfa :=_cfgd .(_fc .Gray );if !_fdfa {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_gffa [_dgbg ]=_fbd .Y &0xff;_dgbg ++;};}else if _adge .ColorComponents ==3{if _adge .BitsPerComponent ==16{_gegf ,_degg :=_cfgd .(_fc .RGBA64 );if !_degg {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_gffa [_dgbg ]=byte ((_gegf .R >>8)&0xff);_dgbg ++;_gffa [_dgbg ]=byte (_gegf .R &0xff);_dgbg ++;_gffa [_dgbg ]=byte ((_gegf .G >>8)&0xff);_dgbg ++;_gffa [_dgbg ]=byte (_gegf .G &0xff);_dgbg ++;_gffa [_dgbg ]=byte ((_gegf .B >>8)&0xff);_dgbg ++;_gffa [_dgbg ]=byte (_gegf .B &0xff);
_dgbg ++;}else {_agfe ,_edge :=_cfgd .(_fc .RGBA );if _edge {_gffa [_dgbg ]=_agfe .R &0xff;_dgbg ++;_gffa [_dgbg ]=_agfe .G &0xff;_dgbg ++;_gffa [_dgbg ]=_agfe .B &0xff;_dgbg ++;}else {_adgf ,_bbfa :=_cfgd .(_fc .YCbCr );if !_bbfa {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_abdde ,_egcg ,_dbeg ,_ :=_adgf .RGBA ();_gffa [_dgbg ]=byte (_abdde >>8);_dgbg ++;_gffa [_dgbg ]=byte (_egcg >>8);_dgbg ++;_gffa [_dgbg ]=byte (_dbeg >>8);_dgbg ++;};};}else if _adge .ColorComponents ==4{_edff ,_eaef :=_cfgd .(_fc .CMYK );if !_eaef {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_gffa [_dgbg ]=255-_edff .C &0xff;_dgbg ++;_gffa [_dgbg ]=255-_edff .M &0xff;_dgbg ++;_gffa [_dgbg ]=255-_edff .Y &0xff;_dgbg ++;_gffa [_dgbg ]=255-_edff .K &0xff;_dgbg ++;};};};return _gffa ,nil ;};type objectCache map[int ]PdfObject ;

// DecodeStream implements ASCII hex decoding.
func (_cgga *ASCIIHexEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _cgga .DecodeBytes (streamObj .Stream );};func _begg (_bedd ,_bdaa PdfObject ,_gbbe int )bool {if _gbbe > _ecae {_fa .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",_ecae );
return false ;};if _bedd ==nil &&_bdaa ==nil {return true ;}else if _bedd ==nil ||_bdaa ==nil {return false ;};if _af .TypeOf (_bedd )!=_af .TypeOf (_bdaa ){return false ;};switch _eace :=_bedd .(type ){case *PdfObjectNull ,*PdfObjectReference :return true ;
case *PdfObjectName :return *_eace ==*(_bdaa .(*PdfObjectName ));case *PdfObjectString :return *_eace ==*(_bdaa .(*PdfObjectString ));case *PdfObjectInteger :return *_eace ==*(_bdaa .(*PdfObjectInteger ));case *PdfObjectBool :return *_eace ==*(_bdaa .(*PdfObjectBool ));
case *PdfObjectFloat :return *_eace ==*(_bdaa .(*PdfObjectFloat ));case *PdfIndirectObject :return _begg (TraceToDirectObject (_bedd ),TraceToDirectObject (_bdaa ),_gbbe +1);case *PdfObjectArray :_cdgg :=_bdaa .(*PdfObjectArray );if len ((*_eace )._dabb )!=len ((*_cdgg )._dabb ){return false ;
};for _ceddd ,_cefef :=range (*_eace )._dabb {if !_begg (_cefef ,(*_cdgg )._dabb [_ceddd ],_gbbe +1){return false ;};};return true ;case *PdfObjectDictionary :_dabee :=_bdaa .(*PdfObjectDictionary );_faag ,_abbf :=(*_eace )._dfec ,(*_dabee )._dfec ;if len (_faag )!=len (_abbf ){return false ;
};for _cdeg ,_bfed :=range _faag {_agbgb ,_cbbe :=_abbf [_cdeg ];if !_cbbe ||!_begg (_bfed ,_agbgb ,_gbbe +1){return false ;};};return true ;case *PdfObjectStream :_aaeeb :=_bdaa .(*PdfObjectStream );return _begg ((*_eace ).PdfObjectDictionary ,(*_aaeeb ).PdfObjectDictionary ,_gbbe +1);
default:_fa .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",_bedd );
};return false ;};

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

// SetImage sets the image base for given flate encoder.
func (_aeec *FlateEncoder )SetImage (img *_gf .ImageBase ){_aeec ._gbcd =img };

// Append appends PdfObject(s) to the array.
func (_eeeb *PdfObjectArray )Append (objects ...PdfObject ){if _eeeb ==nil {_fa .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 ;};_eeeb ._dabb =append (_eeeb ._dabb ,objects ...);};

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

// SetFileOffset sets the file to an offset position and resets buffer.
func (_eaaf *PdfParser )SetFileOffset (offset int64 ){if offset < 0{offset =0;};_eaaf ._acee .Seek (offset ,_ac .SeekStart );_eaaf ._bcabc =_ef .NewReader (_eaaf ._acee );};

// DecodeBytes decodes a slice of Flate encoded bytes and returns the result.
func (_afbc *FlateEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_fa .Log .Trace ("\u0046\u006c\u0061\u0074\u0065\u0044\u0065\u0063\u006f\u0064\u0065\u0020b\u0079\u0074\u0065\u0073");if len (encoded )==0{_fa .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 ;};_gda :=_ag .NewReader (encoded );_aef ,_cdbg :=_aag .NewReader (_gda );if _cdbg !=nil {_fa .Log .Debug ("\u0044e\u0063o\u0064\u0069\u006e\u0067\u0020e\u0072\u0072o\u0072\u0020\u0025\u0076\u000a",_cdbg );_fa .Log .Debug ("\u0053t\u0072e\u0061\u006d\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (encoded ),encoded );
return nil ,_cdbg ;};defer _aef .Close ();var _eag _ag .Buffer ;_eag .ReadFrom (_aef );return _eag .Bytes (),nil ;};

// 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 ;};

// Get returns the PdfObject corresponding to the specified key.
// Returns a nil value if the key is not set.
func (_ggbd *PdfObjectDictionary )Get (key PdfObjectName )PdfObject {_ggbd ._fdgd .Lock ();defer _ggbd ._fdgd .Unlock ();_affd ,_adde :=_ggbd ._dfec [key ];if !_adde {return nil ;};return _affd ;};

// 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 )(_fcbc string ,_fgba bool ){_cdaed ,_fgba :=TraceToDirectObject (obj ).(*PdfObjectString );if _fgba {return _cdaed .Str (),true ;};return ;};

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

// 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 )(_cgab float64 ,_efgbc bool ){_bbbg ,_efgbc :=TraceToDirectObject (obj ).(*PdfObjectFloat );if _efgbc {return float64 (*_bbbg ),true ;};return 0,false ;};

// 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 (_dabg *PdfParser )IsEncrypted ()(bool ,error ){if _dabg ._aded !=nil {return true ,nil ;}else if _dabg ._defdc ==nil {return false ,nil ;};_fa .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");
_efeb :=_dabg ._defdc .Get ("\u0045n\u0063\u0072\u0079\u0070\u0074");if _efeb ==nil {return false ,nil ;};_fa .Log .Trace ("\u0049\u0073\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065\u0064\u0021");var (_gbg *PdfObjectDictionary ;);switch _dcea :=_efeb .(type ){case *PdfObjectDictionary :_gbg =_dcea ;
case *PdfObjectReference :_fa .Log .Trace ("\u0030\u003a\u0020\u004c\u006f\u006f\u006b\u0020\u0075\u0070\u0020\u0072e\u0066\u0020\u0025\u0071",_dcea );_gbaba ,_accgf :=_dabg .LookupByReference (*_dcea );_fa .Log .Trace ("\u0031\u003a\u0020%\u0071",_gbaba );
if _accgf !=nil {return false ,_accgf ;};_gafb ,_abdbf :=_gbaba .(*PdfIndirectObject );if !_abdbf {_fa .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 ,_a .New ("\u0074\u0079p\u0065\u0020\u0063h\u0065\u0063\u006b\u0020\u0065\u0072\u0072\u006f\u0072");};_gfbgf ,_abdbf :=_gafb .PdfObject .(*PdfObjectDictionary );_dabg ._geae =_gafb ;_fa .Log .Trace ("\u0032\u003a\u0020%\u0071",_gfbgf );if !_abdbf {return false ,_a .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");
};_gbg =_gfbgf ;case *PdfObjectNull :_fa .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 ,_bg .Errorf ("u\u006es\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0074\u0079\u0070\u0065: \u0025\u0054",_dcea );};_egef ,_dfag :=PdfCryptNewDecrypt (_dabg ,_gbg ,_dabg ._defdc );if _dfag !=nil {return false ,_dfag ;
};for _ ,_affc :=range []string {"\u0045n\u0063\u0072\u0079\u0070\u0074"}{_abeg :=_dabg ._defdc .Get (PdfObjectName (_affc ));if _abeg ==nil {continue ;};switch _cbbf :=_abeg .(type ){case *PdfObjectReference :_egef ._cbe [int (_cbbf .ObjectNumber )]=struct{}{};
case *PdfIndirectObject :_egef ._aea [_cbbf ]=true ;_egef ._cbe [int (_cbbf .ObjectNumber )]=struct{}{};};};_dabg ._aded =_egef ;_fa .Log .Trace ("\u0043\u0072\u0079\u0070\u0074\u0065\u0072\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u0025\u0062",_egef );
return true ,nil ;};func (_ffb *FlateEncoder )postDecodePredict (_fced []byte )([]byte ,error ){if _ffb .Predictor > 1{if _ffb .Predictor ==2{_fa .Log .Trace ("\u0054\u0069\u0066\u0066\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067");_fa .Log .Trace ("\u0043\u006f\u006c\u006f\u0072\u0073\u003a\u0020\u0025\u0064",_ffb .Colors );
_gfdf :=_ffb .Columns *_ffb .Colors ;if _gfdf < 1{return []byte {},nil ;};_aae :=len (_fced )/_gfdf ;if len (_fced )%_gfdf !=0{_fa .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 ,_bg .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 (_fced ),_gfdf );};if _gfdf %_ffb .Colors !=0{return nil ,_bg .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",_gfdf ,_ffb .Colors );
};if _gfdf > len (_fced ){_fa .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",_gfdf ,len (_fced ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_fa .Log .Trace ("i\u006e\u0070\u0020\u006fut\u0044a\u0074\u0061\u0020\u0028\u0025d\u0029\u003a\u0020\u0025\u0020\u0078",len (_fced ),_fced );
_bfef :=_ag .NewBuffer (nil );for _dcfb :=0;_dcfb < _aae ;_dcfb ++{_ebf :=_fced [_gfdf *_dcfb :_gfdf *(_dcfb +1)];for _fabd :=_ffb .Colors ;_fabd < _gfdf ;_fabd ++{_ebf [_fabd ]+=_ebf [_fabd -_ffb .Colors ];};_bfef .Write (_ebf );};_bffd :=_bfef .Bytes ();
_fa .Log .Trace ("\u0050O\u0075t\u0044\u0061\u0074\u0061\u0020(\u0025\u0064)\u003a\u0020\u0025\u0020\u0078",len (_bffd ),_bffd );return _bffd ,nil ;}else if _ffb .Predictor >=10&&_ffb .Predictor <=15{_fa .Log .Trace ("\u0050\u004e\u0047 \u0045\u006e\u0063\u006f\u0064\u0069\u006e\u0067");
_afcc :=_ffb .Columns *_ffb .Colors +1;_feed :=len (_fced )/_afcc ;if len (_fced )%_afcc !=0{return nil ,_bg .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 (_fced ),_afcc );
};if _afcc > len (_fced ){_fa .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",_afcc ,len (_fced ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_feae :=_ag .NewBuffer (nil );_fa .Log .Trace ("P\u0072\u0065\u0064\u0069ct\u006fr\u0020\u0063\u006f\u006c\u0075m\u006e\u0073\u003a\u0020\u0025\u0064",_ffb .Columns );
_fa .Log .Trace ("\u004ce\u006e\u0067\u0074\u0068:\u0020\u0025\u0064\u0020\u002f \u0025d\u0020=\u0020\u0025\u0064\u0020\u0072\u006f\u0077s",len (_fced ),_afcc ,_feed );_fdg :=make ([]byte ,_afcc );for _fcbg :=0;_fcbg < _afcc ;_fcbg ++{_fdg [_fcbg ]=0;};
_agec :=_ffb .Colors ;for _aff :=0;_aff < _feed ;_aff ++{_eeb :=_fced [_afcc *_aff :_afcc *(_aff +1)];_cecf :=_eeb [0];switch _cecf {case _dcca :case _aadg :for _gbbd :=1+_agec ;_gbbd < _afcc ;_gbbd ++{_eeb [_gbbd ]+=_eeb [_gbbd -_agec ];};case _abfc :for _dged :=1;
_dged < _afcc ;_dged ++{_eeb [_dged ]+=_fdg [_dged ];};case _aafg :for _dgff :=1;_dgff < _agec +1;_dgff ++{_eeb [_dgff ]+=_fdg [_dgff ]/2;};for _fbegf :=_agec +1;_fbegf < _afcc ;_fbegf ++{_eeb [_fbegf ]+=byte ((int (_eeb [_fbegf -_agec ])+int (_fdg [_fbegf ]))/2);
};case _edf :for _dac :=1;_dac < _afcc ;_dac ++{var _ecc ,_cbd ,_fcad byte ;_cbd =_fdg [_dac ];if _dac >=_agec +1{_ecc =_eeb [_dac -_agec ];_fcad =_fdg [_dac -_agec ];};_eeb [_dac ]+=_aeecc (_ecc ,_cbd ,_fcad );};default:_fa .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",_cecf ,_aff );
return nil ,_bg .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_cecf );};copy (_fdg ,_eeb );_feae .Write (_eeb [1:]);};_fgda :=_feae .Bytes ();return _fgda ,nil ;
}else {_fa .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",_ffb .Predictor );return nil ,_bg .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",_ffb .Predictor );
};};return _fced ,nil ;};var _cbdad =_ba .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");func _acdg (_bccdce _ac .ReadSeeker ,_bbg int64 )(*limitedReadSeeker ,error ){_ ,_bagb :=_bccdce .Seek (0,_ac .SeekStart );
if _bagb !=nil {return nil ,_bagb ;};return &limitedReadSeeker {_gfaa :_bccdce ,_dfdag :_bbg },nil ;};

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

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

// String returns a string describing `null`.
func (_ecdbd *PdfObjectNull )String ()string {return "\u006e\u0075\u006c\u006c"};func (_cdffc *PdfParser )resolveReference (_fcfe *PdfObjectReference )(PdfObject ,bool ,error ){_agbb ,_aefe :=_cdffc .ObjCache [int (_fcfe .ObjectNumber )];if _aefe {return _agbb ,true ,nil ;
};_afed ,_fgdbd :=_cdffc .LookupByReference (*_fcfe );if _fgdbd !=nil {return nil ,false ,_fgdbd ;};_cdffc .ObjCache [int (_fcfe .ObjectNumber )]=_afed ;return _afed ,false ,nil ;};func (_aaefb *PdfParser )repairRebuildXrefsTopDown ()(*XrefTable ,error ){if _aaefb ._fcaad {return nil ,_bg .Errorf ("\u0072\u0065\u0070\u0061\u0069\u0072\u0020\u0066\u0061\u0069\u006c\u0065\u0064");
};_aaefb ._fcaad =true ;_aaefb ._acee .Seek (0,_ac .SeekStart );_aaefb ._bcabc =_ef .NewReader (_aaefb ._acee );_dbba :=20;_ccba :=make ([]byte ,_dbba );_afba :=XrefTable {};_afba .ObjectMap =make (map[int ]XrefObject );for {_aabg ,_ddaa :=_aaefb ._bcabc .ReadByte ();
if _ddaa !=nil {if _ddaa ==_ac .EOF {break ;}else {return nil ,_ddaa ;};};if _aabg =='j'&&_ccba [_dbba -1]=='b'&&_ccba [_dbba -2]=='o'&&IsWhiteSpace (_ccba [_dbba -3]){_dbbe :=_dbba -4;for IsWhiteSpace (_ccba [_dbbe ])&&_dbbe > 0{_dbbe --;};if _dbbe ==0||!IsDecimalDigit (_ccba [_dbbe ]){continue ;
};for IsDecimalDigit (_ccba [_dbbe ])&&_dbbe > 0{_dbbe --;};if _dbbe ==0||!IsWhiteSpace (_ccba [_dbbe ]){continue ;};for IsWhiteSpace (_ccba [_dbbe ])&&_dbbe > 0{_dbbe --;};if _dbbe ==0||!IsDecimalDigit (_ccba [_dbbe ]){continue ;};for IsDecimalDigit (_ccba [_dbbe ])&&_dbbe > 0{_dbbe --;
};if _dbbe ==0{continue ;};_ddee :=_aaefb .GetFileOffset ()-int64 (_dbba -_dbbe );_ecgg :=append (_ccba [_dbbe +1:],_aabg );_caeba ,_dabf ,_afgb :=_abcd (string (_ecgg ));if _afgb !=nil {_fa .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",_afgb );
return nil ,_afgb ;};if _dcfe ,_bafg :=_afba .ObjectMap [_caeba ];!_bafg ||_dcfe .Generation < _dabf {_debfc :=XrefObject {};_debfc .XType =XrefTypeTableEntry ;_debfc .ObjectNumber =_caeba ;_debfc .Generation =_dabf ;_debfc .Offset =_ddee ;_afba .ObjectMap [_caeba ]=_debfc ;
};};_ccba =append (_ccba [1:_dbba ],_aabg );};_aaefb ._agafd =nil ;return &_afba ,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 (_bcdba *PdfObjectDictionary )Merge (another *PdfObjectDictionary )*PdfObjectDictionary {if another !=nil {for _ ,_eeae :=range another .Keys (){_cccb :=another .Get (_eeae );_bcdba .Set (_eeae ,_cccb );};};return _bcdba ;};

// EncodeBytes returns the passed in slice of bytes.
// The purpose of the method is to satisfy the StreamEncoder interface.
func (_gcb *RawEncoder )EncodeBytes (data []byte )([]byte ,error ){return data ,nil };

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

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

// DecodeStream decodes a FlateEncoded stream object and give back decoded bytes.
func (_gbea *FlateEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_fa .Log .Trace ("\u0046l\u0061t\u0065\u0044\u0065\u0063\u006fd\u0065\u0020s\u0074\u0072\u0065\u0061\u006d");_fa .Log .Trace ("\u0050\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u003a\u0020\u0025\u0064",_gbea .Predictor );
if _gbea .BitsPerComponent !=8{return nil ,_bg .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",_gbea .BitsPerComponent );
};_fabf ,_bcag :=_gbea .DecodeBytes (streamObj .Stream );if _bcag !=nil {return nil ,_bcag ;};_fabf ,_bcag =_gbea .postDecodePredict (_fabf );if _bcag !=nil {return nil ,_bcag ;};return _fabf ,nil ;};

// NewEncoderFromStream creates a StreamEncoder based on the stream's dictionary.
func NewEncoderFromStream (streamObj *PdfObjectStream )(StreamEncoder ,error ){_fedfg :=TraceToDirectObject (streamObj .PdfObjectDictionary .Get ("\u0046\u0069\u006c\u0074\u0065\u0072"));if _fedfg ==nil {return NewRawEncoder (),nil ;};if _ ,_geac :=_fedfg .(*PdfObjectNull );
_geac {return NewRawEncoder (),nil ;};_fgbdf ,_eddbb :=_fedfg .(*PdfObjectName );if !_eddbb {_bgcf ,_bdae :=_fedfg .(*PdfObjectArray );if !_bdae {return nil ,_bg .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 _bgcf .Len ()==0{return NewRawEncoder (),nil ;};if _bgcf .Len ()!=1{_bcdc ,_cdfb :=_agaf (streamObj );if _cdfb !=nil {_fa .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",_cdfb );
return nil ,_cdfb ;};_fa .Log .Trace ("\u004d\u0075\u006c\u0074\u0069\u0020\u0065\u006e\u0063:\u0020\u0025\u0073\u000a",_bcdc );return _bcdc ,nil ;};_fedfg =_bgcf .Get (0);_fgbdf ,_bdae =_fedfg .(*PdfObjectName );if !_bdae {return nil ,_bg .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 _geeb ,_abff :=_eege .Load (_fgbdf .String ());_abff {return _geeb .(StreamEncoder ),nil ;};switch *_fgbdf {case StreamEncodingFilterNameFlate :return _cca (streamObj ,nil );case StreamEncodingFilterNameLZW :return _dfdef (streamObj ,nil );case StreamEncodingFilterNameDCT :return _ffe (streamObj ,nil );
case StreamEncodingFilterNameRunLength :return _acda (streamObj ,nil );case StreamEncodingFilterNameASCIIHex :return NewASCIIHexEncoder (),nil ;case StreamEncodingFilterNameASCII85 ,"\u0041\u0038\u0035":return NewASCII85Encoder (),nil ;case StreamEncodingFilterNameCCITTFax :return _cdee (streamObj ,nil );
case StreamEncodingFilterNameJBIG2 :return _cba (streamObj ,nil );case StreamEncodingFilterNameJPX :return NewJPXEncoder (),nil ;};_fa .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 ,_bg .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",*_fgbdf );};func (_bdcec *PdfParser )parseLinearizedDictionary ()(*PdfObjectDictionary ,error ){_dbef ,_gdfd :=_bdcec ._acee .Seek (0,_ac .SeekEnd );
if _gdfd !=nil {return nil ,_gdfd ;};var _aabeb int64 ;var _adbg int64 =2048;for _aabeb < _dbef -4{if _dbef <=(_adbg +_aabeb ){_adbg =_dbef -_aabeb ;};_ ,_dgaa :=_bdcec ._acee .Seek (_aabeb ,_ac .SeekStart );if _dgaa !=nil {return nil ,_dgaa ;};_faba :=make ([]byte ,_adbg );
_ ,_dgaa =_bdcec ._acee .Read (_faba );if _dgaa !=nil {return nil ,_dgaa ;};_fa .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 (_faba ));
_eddb :=_daga .FindAllStringIndex (string (_faba ),-1);if _eddb !=nil {_gbceg :=_eddb [0];_fa .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_eddb );_ ,_acea :=_bdcec ._acee .Seek (int64 (_gbceg [0]),_ac .SeekStart );if _acea !=nil {return nil ,_acea ;
};_bdcec ._bcabc =_ef .NewReader (_bdcec ._acee );_dfbeg ,_acea :=_bdcec .ParseIndirectObject ();if _acea !=nil {return nil ,nil ;};if _bgcg ,_fadbb :=GetIndirect (_dfbeg );_fadbb {if _deff ,_dgeee :=GetDict (_bgcg .PdfObject );_dgeee {if _fffd :=_deff .Get ("\u004c\u0069\u006e\u0065\u0061\u0072\u0069\u007a\u0065\u0064");
_fffd !=nil {return _deff ,nil ;};return nil ,nil ;};};return nil ,nil ;};_aabeb +=_adbg -4;};return nil ,_a .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");
};

// PdfObjectString represents the primitive PDF string object.
type PdfObjectString struct{_befb string ;_ddfg bool ;};

// 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 ))};var _ggaa =_ba .MustCompile ("\u0025P\u0044F\u002d\u0028\u005c\u0064\u0029\u005c\u002e\u0028\u005c\u0064\u0029");

// NewASCII85Encoder makes a new ASCII85 encoder.
func NewASCII85Encoder ()*ASCII85Encoder {_dcg :=&ASCII85Encoder {};return _dcg };

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

// 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 ;};

// Resolve resolves a PdfObject to direct object, looking up and resolving references as needed (unlike TraceToDirect).
func (_efgf *PdfParser )Resolve (obj PdfObject )(PdfObject ,error ){_ca ,_efge :=obj .(*PdfObjectReference );if !_efge {return obj ,nil ;};_bea :=_efgf .GetFileOffset ();defer func (){_efgf .SetFileOffset (_bea )}();_fegfe ,_efgg :=_efgf .LookupByReference (*_ca );
if _efgg !=nil {return nil ,_efgg ;};_agf ,_eba :=_fegfe .(*PdfIndirectObject );if !_eba {return _fegfe ,nil ;};_fegfe =_agf .PdfObject ;_ ,_efge =_fegfe .(*PdfObjectReference );if _efge {return _agf ,_a .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 _fegfe ,nil ;};func (_abba *PdfParser )skipComments ()error {if _ ,_ddeg :=_abba .skipSpaces ();_ddeg !=nil {return _ddeg ;};_dfga :=true ;for {_ffef ,_gece :=_abba ._bcabc .Peek (1);if _gece !=nil {_fa .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_gece .Error ());
return _gece ;};if _dfga &&_ffef [0]!='%'{return nil ;};_dfga =false ;if (_ffef [0]!='\r')&&(_ffef [0]!='\n'){_abba ._bcabc .ReadByte ();}else {break ;};};return _abba .skipComments ();};

// ToGoImage converts the JBIG2Image to the golang image.Image.
func (_bacb *JBIG2Image )ToGoImage ()(_bb .Image ,error ){const _deedf ="J\u0042I\u0047\u0032\u0049\u006d\u0061\u0067\u0065\u002eT\u006f\u0047\u006f\u0049ma\u0067\u0065";if _bacb .Data ==nil {return nil ,_ge .Error (_deedf ,"\u0069\u006d\u0061\u0067e \u0064\u0061\u0074\u0061\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006ee\u0064");
};if _bacb .Width ==0||_bacb .Height ==0{return nil ,_ge .Error (_deedf ,"\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");
};_ebdb ,_fdfg :=_gf .NewImage (_bacb .Width ,_bacb .Height ,1,1,_bacb .Data ,nil ,nil );if _fdfg !=nil {return nil ,_fdfg ;};return _ebdb ,nil ;};

// PdfObjectArray represents the primitive PDF array object.
type PdfObjectArray struct{_dabb []PdfObject };func _agbbg (_cabgg ,_agdg ,_gadcc int )error {if _agdg < 0||_agdg > _cabgg {return _a .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 _gadcc < _agdg {return _a .New ("\u0069n\u0076\u0061\u006c\u0069d\u0020\u0073\u006c\u0069\u0063e\u0020i\u006ed\u0065\u0078\u0020\u0062\u0020\u003c\u0020a");};if _gadcc > _cabgg {return _a .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 ;};

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

// 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 )(_efdgc *PdfObjectStreams ,_bgabg bool ){_efdgc ,_bgabg =obj .(*PdfObjectStreams );return _efdgc ,_bgabg ;};

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

// EncodeBytes DCT encodes the passed in slice of bytes.
func (_efce *DCTEncoder )EncodeBytes (data []byte )([]byte ,error ){var _cddb _bb .Image ;if _efce .ColorComponents ==1&&_efce .BitsPerComponent ==8{_cddb =&_bb .Gray {Rect :_bb .Rect (0,0,_efce .Width ,_efce .Height ),Pix :data ,Stride :_gf .BytesPerLine (_efce .Width ,_efce .BitsPerComponent ,_efce .ColorComponents )};
}else {var _fbdb error ;_cddb ,_fbdb =_gf .NewImage (_efce .Width ,_efce .Height ,_efce .BitsPerComponent ,_efce .ColorComponents ,data ,nil ,nil );if _fbdb !=nil {return nil ,_fbdb ;};};_fbfb :=_d .Options {};_fbfb .Quality =_efce .Quality ;var _bccc _ag .Buffer ;
if _bdgg :=_d .Encode (&_bccc ,_cddb ,&_fbfb );_bdgg !=nil {return nil ,_bdgg ;};return _bccc .Bytes (),nil ;};

// DecodeStream decodes the stream containing CCITTFax encoded image data.
func (_gebf *CCITTFaxEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _gebf .DecodeBytes (streamObj .Stream );};func (_fgf *PdfCrypt )checkAccessRights (_dbgg []byte )(bool ,_ae .Permissions ,error ){_debd :=_fgf .securityHandler ();
_fce ,_baeg ,_gebbc :=_debd .Authenticate (&_fgf ._edag ,_dbgg );if _gebbc !=nil {return false ,0,_gebbc ;}else if _baeg ==0||len (_fce )==0{return false ,0,nil ;};return true ,_baeg ,nil ;};

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

// 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 _fafe _ag .Buffer ;_fafe .Write ([]byte {0xFE,0xFF});_fafe .WriteString (_cdc .StringToUTF16 (s ));return &PdfObjectString {_befb :_fafe .String (),_ddfg :true };};return &PdfObjectString {_befb :string (_cdc .StringToPDFDocEncoding (s )),_ddfg :false };
};func (_fab *PdfParser )lookupByNumberWrapper (_ff int ,_cce bool )(PdfObject ,bool ,error ){_acc ,_fee ,_fg :=_fab .lookupByNumber (_ff ,_cce );if _fg !=nil {return nil ,_fee ,_fg ;};if !_fee &&_fab ._aded !=nil &&_fab ._aded ._bfa &&!_fab ._aded .isDecrypted (_acc ){_fegf :=_fab ._aded .Decrypt (_acc ,0,0);
if _fegf !=nil {return nil ,_fee ,_fegf ;};};return _acc ,_fee ,nil ;};

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

// DecodeBytes decodes byte array with ASCII85. 5 ASCII characters -> 4 raw binary bytes
func (_cdbd *ASCII85Encoder )DecodeBytes (encoded []byte )([]byte ,error ){var _cfd []byte ;_fa .Log .Trace ("\u0041\u0053\u0043\u0049\u0049\u0038\u0035\u0020\u0044e\u0063\u006f\u0064\u0065");_fabb :=0;_eagc :=false ;for _fabb < len (encoded )&&!_eagc {_aedd :=[5]byte {0,0,0,0,0};
_aacd :=0;_ggf :=0;_eecd :=4;for _ggf < 5+_aacd {if _fabb +_ggf ==len (encoded ){break ;};_dade :=encoded [_fabb +_ggf ];if IsWhiteSpace (_dade ){_aacd ++;_ggf ++;continue ;}else if _dade =='~'&&_fabb +_ggf +1< len (encoded )&&encoded [_fabb +_ggf +1]=='>'{_eecd =(_ggf -_aacd )-1;
if _eecd < 0{_eecd =0;};_eagc =true ;break ;}else if _dade >='!'&&_dade <='u'{_dade -='!';}else if _dade =='z'&&_ggf -_aacd ==0{_eecd =4;_ggf ++;break ;}else {_fa .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 ,_a .New ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0063\u006f\u0064\u0065\u0020e\u006e\u0063\u006f\u0075\u006e\u0074\u0065\u0072\u0065\u0064");};_aedd [_ggf -_aacd ]=_dade ;_ggf ++;};_fabb +=_ggf ;for _dbd :=_eecd +1;_dbd < 5;_dbd ++{_aedd [_dbd ]=84;
};_eddeb :=uint32 (_aedd [0])*85*85*85*85+uint32 (_aedd [1])*85*85*85+uint32 (_aedd [2])*85*85+uint32 (_aedd [3])*85+uint32 (_aedd [4]);_aadgb :=[]byte {byte ((_eddeb >>24)&0xff),byte ((_eddeb >>16)&0xff),byte ((_eddeb >>8)&0xff),byte (_eddeb &0xff)};_cfd =append (_cfd ,_aadgb [:_eecd ]...);
};_fa .Log .Trace ("A\u0053\u0043\u0049\u004985\u002c \u0065\u006e\u0063\u006f\u0064e\u0064\u003a\u0020\u0025\u0020\u0058",encoded );_fa .Log .Trace ("A\u0053\u0043\u0049\u004985\u002c \u0064\u0065\u0063\u006f\u0064e\u0064\u003a\u0020\u0025\u0020\u0058",_cfd );
return _cfd ,nil ;};

// 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 )(_fdda *PdfIndirectObject ,_ccbcf bool ){obj =ResolveReference (obj );_fdda ,_ccbcf =obj .(*PdfIndirectObject );return _fdda ,_ccbcf ;};

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

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

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

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

// DecodeStream decodes a JPX encoded stream and returns the result as a
// slice of bytes.
func (_eca *JPXEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_fa .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",_eca .GetFilterName ());
return streamObj .Stream ,ErrNoJPXDecode ;};

// GetFilterArray returns the names of the underlying encoding filters in an array that
// can be used as /Filter entry.
func (_bdc *MultiEncoder )GetFilterArray ()*PdfObjectArray {_dabab :=make ([]PdfObject ,len (_bdc ._cbce ));for _ead ,_dadge :=range _bdc ._cbce {_dabab [_ead ]=MakeName (_dadge .GetFilterName ());};return MakeArray (_dabab ...);};

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

// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_fagf *RawEncoder )MakeDecodeParams ()PdfObject {return nil };func _aeecc (_dbfa ,_efac ,_addc uint8 )uint8 {_egbd :=int (_addc );_bggg :=int (_efac )-_egbd ;_fffe :=int (_dbfa )-_egbd ;_egbd =_ecfg (_bggg +_fffe );_bggg =_ecfg (_bggg );_fffe =_ecfg (_fffe );
if _bggg <=_fffe &&_bggg <=_egbd {return _dbfa ;}else if _fffe <=_egbd {return _efac ;};return _addc ;};

// Resolve resolves the reference and returns the indirect or stream object.
// If the reference cannot be resolved, a *PdfObjectNull object is returned.
func (_gadga *PdfObjectReference )Resolve ()PdfObject {if _gadga ._dcbc ==nil {return MakeNull ();};_becbf ,_ ,_fcfbb :=_gadga ._dcbc .resolveReference (_gadga );if _fcfbb !=nil {_fa .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",_fcfbb );
return MakeNull ();};if _becbf ==nil {_fa .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 _becbf ;};

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

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

// 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 (_fadfd *PdfObjectStreams )Elements ()[]PdfObject {if _fadfd ==nil {return nil ;};return _fadfd ._cefa ;};

// GetCrypter returns the PdfCrypt instance which has information about the PDFs encryption.
func (_gedc *PdfParser )GetCrypter ()*PdfCrypt {return _gedc ._aded };func (_dgde *PdfParser )parseXrefStream (_bcgfc *PdfObjectInteger )(*PdfObjectDictionary ,error ){if _bcgfc !=nil {_fa .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",_bcgfc );
_dgde ._acee .Seek (int64 (*_bcgfc ),_ac .SeekStart );_dgde ._bcabc =_ef .NewReader (_dgde ._acee );};_cdae :=_dgde .GetFileOffset ();_ccbc ,_cfdc :=_dgde .ParseIndirectObject ();if _cfdc !=nil {_fa .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 ,_a .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");};_fa .Log .Trace ("\u0058R\u0065f\u0053\u0074\u006d\u0020\u006fb\u006a\u0065c\u0074\u003a\u0020\u0025\u0073",_ccbc );
_ccgc ,_fgbbg :=_ccbc .(*PdfObjectStream );if !_fgbbg {_fa .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 ,_a .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");};_fagca :=_ccgc .PdfObjectDictionary ;
_aagcf ,_fgbbg :=_ccgc .PdfObjectDictionary .Get ("\u0053\u0069\u007a\u0065").(*PdfObjectInteger );if !_fgbbg {_fa .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 ,_a .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 (*_aagcf )> 8388607{_fa .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",*_aagcf );
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_fecf :=_ccgc .PdfObjectDictionary .Get ("\u0057");_agab ,_fgbbg :=_fecf .(*PdfObjectArray );if !_fgbbg {return nil ,_a .New ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0057\u0020\u0069\u006e\u0020x\u0072\u0065\u0066\u0020\u0073\u0074\u0072\u0065\u0061\u006d");
};_aaafe :=_agab .Len ();if _aaafe !=3{_fa .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",_aaafe );
return nil ,_a .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 _aefc []int64 ;for _ccbeb :=0;_ccbeb < 3;
_ccbeb ++{_gadc ,_ebfdc :=GetInt (_agab .Get (_ccbeb ));if !_ebfdc {return nil ,_a .New ("i\u006e\u0076\u0061\u006cid\u0020w\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u0074\u0079\u0070\u0065");};_aefc =append (_aefc ,int64 (*_gadc ));};_bgcb ,_cfdc :=DecodeStream (_ccgc );
if _cfdc !=nil {_fa .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",_cfdc );return nil ,_cfdc ;};_ffge :=int (_aefc [0]);
_ggff :=int (_aefc [0]+_aefc [1]);_bbfc :=int (_aefc [0]+_aefc [1]+_aefc [2]);_accb :=int (_aefc [0]+_aefc [1]+_aefc [2]);if _ffge < 0||_ggff < 0||_bbfc < 0{_fa .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",_ffge ,_ggff ,_bbfc );
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};if _accb ==0{_fa .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 _fagca ,nil ;};_gcbf :=len (_bgcb )/_accb ;_gaf :=0;_eadb :=_ccgc .PdfObjectDictionary .Get ("\u0049\u006e\u0064e\u0078");var _fecg []int ;if _eadb !=nil {_fa .Log .Trace ("\u0049n\u0064\u0065\u0078\u003a\u0020\u0025b",_eadb );_ggcb ,_bbed :=_eadb .(*PdfObjectArray );
if !_bbed {_fa .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 ,_a .New ("i\u006ev\u0061\u006c\u0069\u0064\u0020\u0049\u006e\u0064e\u0078\u0020\u006f\u0062je\u0063\u0074");};if _ggcb .Len ()%2!=0{_fa .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 ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_gaf =0;_gbdc ,_bgfc :=_ggcb .ToIntegerArray ();if _bgfc !=nil {_fa .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",_bgfc );
return nil ,_bgfc ;};for _aefgb :=0;_aefgb < len (_gbdc );_aefgb +=2{_gbac :=_gbdc [_aefgb ];_bccbbb :=_gbdc [_aefgb +1];for _bebff :=0;_bebff < _bccbbb ;_bebff ++{_fecg =append (_fecg ,_gbac +_bebff );};_gaf +=_bccbbb ;};}else {for _cfbc :=0;_cfbc < int (*_aagcf );
_cfbc ++{_fecg =append (_fecg ,_cfbc );};_gaf =int (*_aagcf );};if _gcbf ==_gaf +1{_fa .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");
_cgdeb :=_gaf -1;for _ ,_fbce :=range _fecg {if _fbce > _cgdeb {_cgdeb =_fbce ;};};_fecg =append (_fecg ,_cgdeb +1);_gaf ++;};if _gcbf !=len (_fecg ){_fa .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",_gcbf ,len (_fecg ));
return nil ,_a .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");};_fa .Log .Trace ("\u004f\u0062j\u0065\u0063\u0074s\u0020\u0063\u006f\u0075\u006e\u0074\u0020\u0025\u0064",_gaf );
_fa .Log .Trace ("\u0049\u006e\u0064i\u0063\u0065\u0073\u003a\u0020\u0025\u0020\u0064",_fecg );_efbb :=func (_aafc []byte )int64 {var _dagf int64 ;for _fbcd :=0;_fbcd < len (_aafc );_fbcd ++{_dagf +=int64 (_aafc [_fbcd ])*(1<<uint (8*(len (_aafc )-_fbcd -1)));
};return _dagf ;};_fa .Log .Trace ("\u0044e\u0063\u006f\u0064\u0065d\u0020\u0073\u0074\u0072\u0065a\u006d \u006ce\u006e\u0067\u0074\u0068\u003a\u0020\u0025d",len (_bgcb ));_bgdgb :=0;for _ggaf :=0;_ggaf < len (_bgcb );_ggaf +=_accb {_aedfc :=_agbbg (len (_bgcb ),_ggaf ,_ggaf +_ffge );
if _aedfc !=nil {_fa .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_aedfc );return nil ,_aedfc ;};_gcdb :=_bgcb [_ggaf :_ggaf +_ffge ];_aedfc =_agbbg (len (_bgcb ),_ggaf +_ffge ,_ggaf +_ggff );
if _aedfc !=nil {_fa .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_aedfc );return nil ,_aedfc ;};_fbeb :=_bgcb [_ggaf +_ffge :_ggaf +_ggff ];_aedfc =_agbbg (len (_bgcb ),_ggaf +_ggff ,_ggaf +_bbfc );
if _aedfc !=nil {_fa .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_aedfc );return nil ,_aedfc ;};_becg :=_bgcb [_ggaf +_ggff :_ggaf +_bbfc ];_fbca :=_efbb (_gcdb );
_gcce :=_efbb (_fbeb );_afcgb :=_efbb (_becg );if _aefc [0]==0{_fbca =1;};if _bgdgb >=len (_fecg ){_fa .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 ;};_aggfb :=_fecg [_bgdgb ];_bgdgb ++;_fa .Log .Trace ("%\u0064\u002e\u0020\u0070\u0031\u003a\u0020\u0025\u0020\u0078",_aggfb ,_gcdb );_fa .Log .Trace ("%\u0064\u002e\u0020\u0070\u0032\u003a\u0020\u0025\u0020\u0078",_aggfb ,_fbeb );_fa .Log .Trace ("%\u0064\u002e\u0020\u0070\u0033\u003a\u0020\u0025\u0020\u0078",_aggfb ,_becg );
_fa .Log .Trace ("\u0025d\u002e \u0078\u0072\u0065\u0066\u003a \u0025\u0064 \u0025\u0064\u0020\u0025\u0064",_aggfb ,_fbca ,_gcce ,_afcgb );if _fbca ==0{_fa .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 _fbca ==1{_fa .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",_fbeb );if _gcce ==_cdae {_fa .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",_aggfb ,_ccgc .ObjectNumber );
_aggfb =int (_ccgc .ObjectNumber );};if _dadgb ,_gada :=_dgde ._gdbd .ObjectMap [_aggfb ];!_gada ||int (_afcgb )> _dadgb .Generation {_gegbe :=XrefObject {ObjectNumber :_aggfb ,XType :XrefTypeTableEntry ,Offset :_gcce ,Generation :int (_afcgb )};_dgde ._gdbd .ObjectMap [_aggfb ]=_gegbe ;
};}else if _fbca ==2{_fa .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 _ ,_fbdg :=_dgde ._gdbd .ObjectMap [_aggfb ];!_fbdg {_bbdeb :=XrefObject {ObjectNumber :_aggfb ,XType :XrefTypeObjectStream ,OsObjNumber :int (_gcce ),OsObjIndex :int (_afcgb )};
_dgde ._gdbd .ObjectMap [_aggfb ]=_bbdeb ;_fa .Log .Trace ("\u0065\u006e\u0074\u0072\u0079\u003a\u0020\u0025\u002b\u0076",_bbdeb );};}else {_fa .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 _dgde ._fcdb ==nil {_cdfdg :=XrefTypeObjectStream ;_dgde ._fcdb =&_cdfdg ;};return _fagca ,nil ;};

// 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 )(_gagd *PdfObjectInteger ,_efdgb bool ){_gagd ,_efdgb =TraceToDirectObject (obj ).(*PdfObjectInteger );return _gagd ,_efdgb ;};

// AddEncoder adds the passed in encoder to the underlying encoder slice.
func (_dgacd *MultiEncoder )AddEncoder (encoder StreamEncoder ){_dgacd ._cbce =append (_dgacd ._cbce ,encoder );};

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

// 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 ){_gfef :=&PdfCrypt {_bfa :false ,_aea :make (map[PdfObject ]bool ),_fde :make (map[PdfObject ]bool ),_cbe :make (map[int ]struct{}),_ce :parser };_aca ,_ede :=ed .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectName );
if !_ede {_fa .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 _gfef ,_a .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 *_aca !="\u0053\u0074\u0061\u006e\u0064\u0061\u0072\u0064"{_fa .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",*_aca );
return _gfef ,_a .New ("\u0075n\u0073u\u0070\u0070\u006f\u0072\u0074e\u0064\u0020F\u0069\u006c\u0074\u0065\u0072");};_gfef ._bbd .Filter =string (*_aca );if _agga ,_dce :=ed .Get ("\u0053u\u0062\u0046\u0069\u006c\u0074\u0065r").(*PdfObjectString );_dce {_gfef ._bbd .SubFilter =_agga .Str ();
_fa .Log .Debug ("\u0055s\u0069n\u0067\u0020\u0073\u0075\u0062f\u0069\u006ct\u0065\u0072\u0020\u0025\u0073",_agga );};if L ,_gga :=ed .Get ("\u004c\u0065\u006e\u0067\u0074\u0068").(*PdfObjectInteger );_gga {if (*L %8)!=0{_fa .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 _gfef ,_a .New ("\u0069n\u0076\u0061\u006c\u0069d\u0020\u0065\u006e\u0063\u0072y\u0070t\u0069o\u006e\u0020\u006c\u0065\u006e\u0067\u0074h");};_gfef ._bbd .Length =int (*L );}else {_gfef ._bbd .Length =40;};_gfef ._bbd .V =0;if _cae ,_gabb :=ed .Get ("\u0056").(*PdfObjectInteger );
_gabb {V :=int (*_cae );_gfef ._bbd .V =V ;if V >=1&&V <=2{_gfef ._dfcc =_dea (_gfef ._bbd .Length );}else if V >=4&&V <=5{if _ege :=_gfef .loadCryptFilters (ed );_ege !=nil {return _gfef ,_ege ;};}else {_fa .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 _gfef ,_a .New ("u\u006e\u0073\u0075\u0070po\u0072t\u0065\u0064\u0020\u0061\u006cg\u006f\u0072\u0069\u0074\u0068\u006d");};};if _dbc :=_egf (&_gfef ._edag ,ed );_dbc !=nil {return _gfef ,_dbc ;};_edg :="";if _edb ,_accc :=trailer .Get ("\u0049\u0044").(*PdfObjectArray );
_accc &&_edb .Len ()>=1{_caa ,_eff :=GetString (_edb .Get (0));if !_eff {return _gfef ,_a .New ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u0074r\u0061\u0069l\u0065\u0072\u0020\u0049\u0044");};_edg =_caa .Str ();}else {_fa .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");
};_gfef ._bd =_edg ;return _gfef ,nil ;};const (DefaultJPEGQuality =75;);

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

// 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 (_bebbe *PdfObjectArray )ToIntegerArray ()([]int ,error ){var _acggf []int ;for _ ,_cgca :=range _bebbe .Elements (){if _gefe ,_beec :=_cgca .(*PdfObjectInteger );_beec {_acggf =append (_acggf ,int (*_gefe ));}else {return nil ,ErrTypeError ;};};return _acggf ,nil ;
};

// Remove removes an element specified by key.
func (_edbb *PdfObjectDictionary )Remove (key PdfObjectName ){_aeda :=-1;for _aede ,_dedc :=range _edbb ._ccfb {if _dedc ==key {_aeda =_aede ;break ;};};if _aeda >=0{_edbb ._ccfb =append (_edbb ._ccfb [:_aeda ],_edbb ._ccfb [_aeda +1:]...);delete (_edbb ._dfec ,key );
};};

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

// PdfCrypt provides PDF encryption/decryption support.
// The PDF standard supports encryption of strings and streams (Section 7.6).
type PdfCrypt struct{_bbd encryptDict ;_edag _ae .StdEncryptDict ;_bd string ;_dc []byte ;_aea map[PdfObject ]bool ;_fde map[PdfObject ]bool ;_bfa bool ;_dfcc cryptFilters ;_bec string ;_dbg string ;_ce *PdfParser ;_cbe map[int ]struct{};};type encryptDict struct{Filter string ;
V int ;SubFilter string ;Length int ;StmF string ;StrF string ;EFF string ;CF map[string ]_gg .FilterDict ;};

// UpdateParams updates the parameter values of the encoder.
func (_baeb *MultiEncoder )UpdateParams (params *PdfObjectDictionary ){for _ ,_egea :=range _baeb ._cbce {_egea .UpdateParams (params );};};

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

// 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 )(_cagf *PdfObjectFloat ,_gefa bool ){_cagf ,_gefa =TraceToDirectObject (obj ).(*PdfObjectFloat );return _cagf ,_gefa ;};

// GetPreviousRevisionParser returns PdfParser for the previous version of the Pdf document.
func (_efgeg *PdfParser )GetPreviousRevisionParser ()(*PdfParser ,error ){if _efgeg ._bage ==0{return nil ,_a .New ("\u0074\u0068\u0069\u0073 i\u0073\u0020\u0066\u0069\u0072\u0073\u0074\u0020\u0072\u0065\u0076\u0069\u0073\u0069o\u006e");};if _ddege ,_dedde :=_efgeg ._cdgc [_efgeg ];
_dedde {return _ddege ,nil ;};_beaf ,_gdaf :=_efgeg .GetPreviousRevisionReadSeeker ();if _gdaf !=nil {return nil ,_gdaf ;};_fegdg ,_gdaf :=NewParser (_beaf );_fegdg ._cdgc =_efgeg ._cdgc ;if _gdaf !=nil {return nil ,_gdaf ;};_efgeg ._cdgc [_efgeg ]=_fegdg ;
return _fegdg ,nil ;};

// GetFilterName returns the name of the encoding filter.
func (_cgeb *RawEncoder )GetFilterName ()string {return StreamEncodingFilterNameRaw };

// WriteString outputs the object as it is to be written to file.
func (_bcca *PdfObjectArray )WriteString ()string {var _bdgeg _fca .Builder ;_bdgeg .WriteString ("\u005b");for _ffbg ,_gccg :=range _bcca .Elements (){_bdgeg .WriteString (_gccg .WriteString ());if _ffbg < (_bcca .Len ()-1){_bdgeg .WriteString ("\u0020");
};};_bdgeg .WriteString ("\u005d");return _bdgeg .String ();};func _edga (_bgdc PdfObject ,_bedc int ,_gdcb map[PdfObject ]struct{})error {_fa .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",_bedc );
if _ ,_acead :=_gdcb [_bgdc ];_acead {_fa .Log .Trace ("-\u0041\u006c\u0072\u0065ad\u0079 \u0074\u0072\u0061\u0076\u0065r\u0073\u0065\u0064\u002e\u002e\u002e");return nil ;};_gdcb [_bgdc ]=struct{}{};switch _cdga :=_bgdc .(type ){case *PdfIndirectObject :_ffdc :=_cdga ;
_fa .Log .Trace ("\u0069\u006f\u003a\u0020\u0025\u0073",_ffdc );_fa .Log .Trace ("\u002d\u0020\u0025\u0073",_ffdc .PdfObject );return _edga (_ffdc .PdfObject ,_bedc +1,_gdcb );case *PdfObjectStream :_agfad :=_cdga ;return _edga (_agfad .PdfObjectDictionary ,_bedc +1,_gdcb );
case *PdfObjectDictionary :_daef :=_cdga ;_fa .Log .Trace ("\u002d\u0020\u0064\u0069\u0063\u0074\u003a\u0020\u0025\u0073",_daef );for _ ,_aceaa :=range _daef .Keys (){_dfbd :=_daef .Get (_aceaa );if _cbeab ,_gcdaa :=_dfbd .(*PdfObjectReference );_gcdaa {_bcec :=_cbeab .Resolve ();
_daef .Set (_aceaa ,_bcec );_abddfa :=_edga (_bcec ,_bedc +1,_gdcb );if _abddfa !=nil {return _abddfa ;};}else {_gdac :=_edga (_dfbd ,_bedc +1,_gdcb );if _gdac !=nil {return _gdac ;};};};return nil ;case *PdfObjectArray :_cffe :=_cdga ;_fa .Log .Trace ("-\u0020\u0061\u0072\u0072\u0061\u0079\u003a\u0020\u0025\u0073",_cffe );
for _caed ,_bgecg :=range _cffe .Elements (){if _dbgeg ,_fcbe :=_bgecg .(*PdfObjectReference );_fcbe {_adedg :=_dbgeg .Resolve ();_cffe .Set (_caed ,_adedg );_bacbb :=_edga (_adedg ,_bedc +1,_gdcb );if _bacbb !=nil {return _bacbb ;};}else {_efcf :=_edga (_bgecg ,_bedc +1,_gdcb );
if _efcf !=nil {return _efcf ;};};};return nil ;case *PdfObjectReference :_fa .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 _a .New ("\u0065r\u0072\u006f\u0072\u0020t\u0072\u0061\u0063\u0069\u006eg\u0020a\u0020r\u0065\u0066\u0065\u0072\u0065\u006e\u0063e");
};return nil ;};

// DecodeBytes decodes the CCITTFax encoded image data.
func (_bdfg *CCITTFaxEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_fdgg ,_ccdg :=_fcb .NewDecoder (encoded ,_fcb .DecodeOptions {Columns :_bdfg .Columns ,Rows :_bdfg .Rows ,K :_bdfg .K ,EncodedByteAligned :_bdfg .EncodedByteAlign ,BlackIsOne :_bdfg .BlackIs1 ,EndOfBlock :_bdfg .EndOfBlock ,EndOfLine :_bdfg .EndOfLine ,DamagedRowsBeforeError :_bdfg .DamagedRowsBeforeError });
if _ccdg !=nil {return nil ,_ccdg ;};_fgaga ,_ccdg :=_cc .ReadAll (_fdgg );if _ccdg !=nil {return nil ,_ccdg ;};return _fgaga ,nil ;};

// 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 _bb .Image ,bwThreshold float64 )(*JBIG2Image ,error ){const _gcab ="\u0047\u006f\u0049\u006d\u0061\u0067\u0065\u0054\u006fJ\u0042\u0049\u0047\u0032";if i ==nil {return nil ,_ge .Error (_gcab ,"i\u006d\u0061\u0067\u0065 '\u0069'\u0020\u006e\u006f\u0074\u0020d\u0065\u0066\u0069\u006e\u0065\u0064");
};var (_bgdb uint8 ;_beea _gf .Image ;_aeed error ;);if bwThreshold ==JB2ImageAutoThreshold {_beea ,_aeed =_gf .MonochromeConverter .Convert (i );}else if bwThreshold > 1.0||bwThreshold < 0.0{return nil ,_ge .Error (_gcab ,"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 {_bgdb =uint8 (255*bwThreshold );_beea ,_aeed =_gf .MonochromeThresholdConverter (_bgdb ).Convert (i );};if _aeed !=nil {return nil ,_aeed ;};return _ebg (_beea ),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 ;_bae []XrefObject ;};

// PdfParser parses a PDF file and provides access to the object structure of the PDF.
type PdfParser struct{_edba Version ;_acee _ac .ReadSeeker ;_bcabc *_ef .Reader ;_gbad int64 ;_gdbd XrefTable ;_fbbfb int64 ;_fcdb *xrefType ;_dgccg objectStreams ;_defdc *PdfObjectDictionary ;_aded *PdfCrypt ;_geae *PdfIndirectObject ;_fcaad bool ;ObjCache objectCache ;
_agafd map[int ]bool ;_dgee map[int64 ]bool ;_gfbbc ParserMetadata ;_dfge bool ;_gfca []int64 ;_bage int ;_gffgg bool ;_bbda int64 ;_cdgc map[*PdfParser ]*PdfParser ;_ggce []*PdfParser ;};

// HasOddLengthHexStrings checks if the document has odd length hexadecimal strings.
func (_abf ParserMetadata )HasOddLengthHexStrings ()bool {return _abf ._fbbg };func (_cbee *PdfParser )repairSeekXrefMarker ()error {_bfbc ,_fdeda :=_cbee ._acee .Seek (0,_ac .SeekEnd );if _fdeda !=nil {return _fdeda ;};_dccb :=_ba .MustCompile ("\u005cs\u0078\u0072\u0065\u0066\u005c\u0073*");
var _dbegc int64 ;var _dccac int64 =1000;for _dbegc < _bfbc {if _bfbc <=(_dccac +_dbegc ){_dccac =_bfbc -_dbegc ;};_ ,_ggdc :=_cbee ._acee .Seek (-_dbegc -_dccac ,_ac .SeekEnd );if _ggdc !=nil {return _ggdc ;};_ebgdg :=make ([]byte ,_dccac );_cbee ._acee .Read (_ebgdg );
_fa .Log .Trace ("\u004c\u006f\u006fki\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0078\u0072\u0065\u0066\u0020\u003a\u0020\u0022\u0025\u0073\u0022",string (_ebgdg ));_gbgd :=_dccb .FindAllStringIndex (string (_ebgdg ),-1);if _gbgd !=nil {_cbdf :=_gbgd [len (_gbgd )-1];
_fa .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_gbgd );_cbee ._acee .Seek (-_dbegc -_dccac +int64 (_cbdf [0]),_ac .SeekEnd );_cbee ._bcabc =_ef .NewReader (_cbee ._acee );for {_aabgd ,_eegdb :=_cbee ._bcabc .Peek (1);if _eegdb !=nil {return _eegdb ;
};_fa .Log .Trace ("\u0042\u003a\u0020\u0025\u0064\u0020\u0025\u0063",_aabgd [0],_aabgd [0]);if !IsWhiteSpace (_aabgd [0]){break ;};_cbee ._bcabc .Discard (1);};return nil ;};_fa .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");
_dbegc +=_dccac ;};_fa .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 _a .New ("\u0078r\u0065f\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0020");};

// DecodeStream decodes RunLengthEncoded stream object and give back decoded bytes.
func (_daf *RunLengthEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _daf .DecodeBytes (streamObj .Stream );};

// DecodeBytes decodes a slice of ASCII encoded bytes and returns the result.
func (_abded *ASCIIHexEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_fdff :=_ag .NewReader (encoded );var _fdfb []byte ;for {_adga ,_ega :=_fdff .ReadByte ();if _ega !=nil {return nil ,_ega ;};if _adga =='>'{break ;};if IsWhiteSpace (_adga ){continue ;
};if (_adga >='a'&&_adga <='f')||(_adga >='A'&&_adga <='F')||(_adga >='0'&&_adga <='9'){_fdfb =append (_fdfb ,_adga );}else {_fa .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",_adga );
return nil ,_bg .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",_adga );};};if len (_fdfb )%2==1{_fdfb =append (_fdfb ,'0');
};_fa .Log .Trace ("\u0049\u006e\u0062\u006f\u0075\u006e\u0064\u0020\u0025\u0073",_fdfb );_ceda :=make ([]byte ,_cg .DecodedLen (len (_fdfb )));_ ,_fbgf :=_cg .Decode (_ceda ,_fdfb );if _fbgf !=nil {return nil ,_fbgf ;};return _ceda ,nil ;};

// DecodeBytes decodes a slice of JPX encoded bytes and returns the result.
func (_gdeb *JPXEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_fa .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",_gdeb .GetFilterName ());
return encoded ,ErrNoJPXDecode ;};func (_bga *PdfParser )checkPostEOFData ()error {const _fcfg ="\u0025\u0025\u0045O\u0046";_ ,_fedf :=_bga ._acee .Seek (-int64 (len ([]byte (_fcfg )))-1,_ac .SeekEnd );if _fedf !=nil {return _fedf ;};_eafe :=make ([]byte ,len ([]byte (_fcfg ))+1);
_ ,_fedf =_bga ._acee .Read (_eafe );if _fedf !=nil {if _fedf !=_ac .EOF {return _fedf ;};};if string (_eafe )==_fcfg ||string (_eafe )==_fcfg +"\u000a"{_bga ._gfbbc ._dgc =true ;};return nil ;};

// GetObjectNums returns a sorted list of object numbers of the PDF objects in the file.
func (_dgfd *PdfParser )GetObjectNums ()[]int {var _cdbc []int ;for _ ,_gaeg :=range _dgfd ._gdbd .ObjectMap {_cdbc =append (_cdbc ,_gaeg .ObjectNumber );};_c .Ints (_cdbc );return _cdbc ;};var _edeg =_ba .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");
const (JB2Generic JBIG2CompressionType =iota ;JB2SymbolCorrelation ;JB2SymbolRankHaus ;);

// PdfObjectName represents the primitive PDF name object.
type PdfObjectName string ;

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

// GetEncryptObj returns the PdfIndirectObject which has information about the PDFs encryption details.
func (_fgdc *PdfParser )GetEncryptObj ()*PdfIndirectObject {return _fgdc ._geae };func _cba (_abeb *PdfObjectStream ,_fadb *PdfObjectDictionary )(*JBIG2Encoder ,error ){const _cgde ="\u006ee\u0077\u004a\u0042\u0049G\u0032\u0044\u0065\u0063\u006fd\u0065r\u0046r\u006f\u006d\u0053\u0074\u0072\u0065\u0061m";
_cagg :=NewJBIG2Encoder ();_ggd :=_abeb .PdfObjectDictionary ;if _ggd ==nil {return _cagg ,nil ;};if _fadb ==nil {_efbd :=_ggd .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");if _efbd !=nil {switch _fbbgg :=_efbd .(type ){case *PdfObjectDictionary :_fadb =_fbbgg ;
case *PdfObjectArray :if _fbbgg .Len ()==1{if _dcbe ,_agbga :=GetDict (_fbbgg .Get (0));_agbga {_fadb =_dcbe ;};};default:_fa .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",_efbd );
return nil ,_ge .Errorf (_cgde ,"\u0069\u006e\u0076\u0061l\u0069\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050a\u0072m\u0073\u0020\u0074\u0079\u0070\u0065\u003a \u0025\u0054",_fbbgg );};};};if _fadb ==nil {return _cagg ,nil ;};_cagg .UpdateParams (_fadb );
_cefg ,_edcaf :=GetStream (_fadb .Get ("\u004a\u0042\u0049G\u0032\u0047\u006c\u006f\u0062\u0061\u006c\u0073"));if !_edcaf {return _cagg ,nil ;};var _aeca error ;_cagg .Globals ,_aeca =_bgf .DecodeGlobals (_cefg .Stream );if _aeca !=nil {_aeca =_ge .Wrap (_aeca ,_cgde ,"\u0063\u006f\u0072\u0072u\u0070\u0074\u0065\u0064\u0020\u006a\u0062\u0069\u0067\u0032 \u0065n\u0063\u006f\u0064\u0065\u0064\u0020\u0064a\u0074\u0061");
_fa .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a\u0020\u0025v",_aeca );return nil ,_aeca ;};return _cagg ,nil ;};func (_adcf *PdfObjectFloat )String ()string {return _bg .Sprintf ("\u0025\u0066",*_adcf )};

// WriteString outputs the object as it is to be written to file.
func (_egfad *PdfIndirectObject )WriteString ()string {var _defc _fca .Builder ;_defc .WriteString (_g .FormatInt (_egfad .ObjectNumber ,10));_defc .WriteString ("\u0020\u0030\u0020\u0052");return _defc .String ();};

// 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 {_efde :=PdfObjectString {_befb :s };return &_efde };func (_abdb *PdfParser )parseString ()(*PdfObjectString ,error ){_abdb ._bcabc .ReadByte ();var _gabbb _ag .Buffer ;_gcag :=1;for {_gag ,_baebd :=_abdb ._bcabc .Peek (1);
if _baebd !=nil {return MakeString (_gabbb .String ()),_baebd ;};if _gag [0]=='\\'{_abdb ._bcabc .ReadByte ();_fdeb ,_gdba :=_abdb ._bcabc .ReadByte ();if _gdba !=nil {return MakeString (_gabbb .String ()),_gdba ;};if IsOctalDigit (_fdeb ){_gffeg ,_daaf :=_abdb ._bcabc .Peek (2);
if _daaf !=nil {return MakeString (_gabbb .String ()),_daaf ;};var _ddba []byte ;_ddba =append (_ddba ,_fdeb );for _ ,_cebc :=range _gffeg {if IsOctalDigit (_cebc ){_ddba =append (_ddba ,_cebc );}else {break ;};};_abdb ._bcabc .Discard (len (_ddba )-1);
_fa .Log .Trace ("\u004e\u0075\u006d\u0065ri\u0063\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u0020\u0022\u0025\u0073\u0022",_ddba );_agecg ,_daaf :=_g .ParseUint (string (_ddba ),8,32);if _daaf !=nil {return MakeString (_gabbb .String ()),_daaf ;};_gabbb .WriteByte (byte (_agecg ));
continue ;};switch _fdeb {case 'n':_gabbb .WriteRune ('\n');case 'r':_gabbb .WriteRune ('\r');case 't':_gabbb .WriteRune ('\t');case 'b':_gabbb .WriteRune ('\b');case 'f':_gabbb .WriteRune ('\f');case '(':_gabbb .WriteRune ('(');case ')':_gabbb .WriteRune (')');
case '\\':_gabbb .WriteRune ('\\');};continue ;}else if _gag [0]=='('{_gcag ++;}else if _gag [0]==')'{_gcag --;if _gcag ==0{_abdb ._bcabc .ReadByte ();break ;};};_bbaa ,_ :=_abdb ._bcabc .ReadByte ();_gabbb .WriteByte (_bbaa );};return MakeString (_gabbb .String ()),nil ;
};func _dbgc (_ddag string )(PdfObjectReference ,error ){_eadc :=PdfObjectReference {};_acec :=_bcdd .FindStringSubmatch (_ddag );if len (_acec )< 3{_fa .Log .Debug ("\u0045\u0072\u0072or\u0020\u0070\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065");
return _eadc ,_a .New ("\u0075n\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0070\u0061r\u0073e\u0020r\u0065\u0066\u0065\u0072\u0065\u006e\u0063e");};_fabbd ,_ :=_g .Atoi (_acec [1]);_agd ,_ :=_g .Atoi (_acec [2]);_eadc .ObjectNumber =int64 (_fabbd );_eadc .GenerationNumber =int64 (_agd );
return _eadc ,nil ;};

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

// 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 )(_fgeeb *PdfObjectArray ,_ccdgf bool ){_fgeeb ,_ccdgf =TraceToDirectObject (obj ).(*PdfObjectArray );return _fgeeb ,_ccdgf ;};func (_agdc *PdfParser )getNumbersOfUpdatedObjects (_adged *PdfParser )([]int ,error ){if _adged ==nil {return nil ,_a .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");
};_ebbd :=_adged ._gbad ;_efee :=make ([]int ,0);_fcfc :=make (map[int ]interface{});_baad :=make (map[int ]int64 );for _decg ,_bbgc :=range _agdc ._gdbd .ObjectMap {if _bbgc .Offset ==0{if _bbgc .OsObjNumber !=0{if _bgeefc ,_dgag :=_agdc ._gdbd .ObjectMap [_bbgc .OsObjNumber ];
_dgag {_fcfc [_bbgc .OsObjNumber ]=struct{}{};_baad [_decg ]=_bgeefc .Offset ;}else {return nil ,_a .New ("u\u006ed\u0065\u0066\u0069\u006e\u0065\u0064\u0020\u0078r\u0065\u0066\u0020\u0074ab\u006c\u0065");};};}else {_baad [_decg ]=_bbgc .Offset ;};};for _fdabd ,_afac :=range _baad {if _ ,_dfeee :=_fcfc [_fdabd ];
_dfeee {continue ;};if _afac > _ebbd {_efee =append (_efee ,_fdabd );};};return _efee ,nil ;};