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";_ce "bytes";_fc "compress/lzw";_ff "compress/zlib";_gae "crypto/md5";_ad "crypto/rand";_gf "encoding/hex";_a "errors";_fcd "fmt";_eg "github.com/unidoc/unipdf/v3/common";_ee "github.com/unidoc/unipdf/v3/core/security";
_ffb "github.com/unidoc/unipdf/v3/core/security/crypt";_ae "github.com/unidoc/unipdf/v3/internal/ccittfax";_bb "github.com/unidoc/unipdf/v3/internal/imageutil";_efb "github.com/unidoc/unipdf/v3/internal/jbig2";_ed "github.com/unidoc/unipdf/v3/internal/jbig2/bitmap";
_ege "github.com/unidoc/unipdf/v3/internal/jbig2/decoder";_ea "github.com/unidoc/unipdf/v3/internal/jbig2/document";_ggd "github.com/unidoc/unipdf/v3/internal/jbig2/errors";_gg "github.com/unidoc/unipdf/v3/internal/strutils";_d "golang.org/x/image/tiff/lzw";
_fae "golang.org/x/xerrors";_ga "image";_b "image/color";_e "image/jpeg";_af "io";_fa "io/ioutil";_c "reflect";_ab "regexp";_gb "sort";_g "strconv";_gbb "strings";_fb "sync";_ec "time";_fe "unicode";);var _egdd =_ab .MustCompile ("\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u0028\u005c\u0064\u002b)\u005c\u0073\u002a\u0024");


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

// 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 (_bafg *PdfObjectDictionary )SetIfNotNil (key PdfObjectName ,val PdfObject ){if val !=nil {switch _geac :=val .(type ){case *PdfObjectName :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectDictionary :if _geac !=nil {_bafg .Set (key ,val );
};case *PdfObjectStream :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectString :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectNull :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectInteger :if _geac !=nil {_bafg .Set (key ,val );
};case *PdfObjectArray :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectBool :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectFloat :if _geac !=nil {_bafg .Set (key ,val );};case *PdfObjectReference :if _geac !=nil {_bafg .Set (key ,val );
};case *PdfIndirectObject :if _geac !=nil {_bafg .Set (key ,val );};default:_eg .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 );
};};};const (_dfbd =0;_edgge =1;_geag =2;_egcb =3;_edbbd =4;);func (_acb *PdfParser )lookupByNumber (_fgff int ,_bfg bool )(PdfObject ,bool ,error ){_dcg ,_ebf :=_acb .ObjCache [_fgff ];if _ebf {_eg .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",_fgff );
return _dcg ,false ,nil ;};if _acb ._dbag ==nil {_acb ._dbag =map[int ]bool {};};if _acb ._dbag [_fgff ]{_eg .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",_fgff );
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");};_acb ._dbag [_fgff ]=true ;defer delete (_acb ._dbag ,_fgff );
_afg ,_ebf :=_acb ._bgbb .ObjectMap [_fgff ];if !_ebf {_eg .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 _edc PdfObjectNull ;return &_edc ,false ,nil ;};_eg .Log .Trace ("L\u006fo\u006b\u0075\u0070\u0020\u006f\u0062\u006a\u0020n\u0075\u006d\u0062\u0065r \u0025\u0064",_fgff );if _afg .XType ==XrefTypeTableEntry {_eg .Log .Trace ("\u0078r\u0065f\u006f\u0062\u006a\u0020\u006fb\u006a\u0020n\u0075\u006d\u0020\u0025\u0064",_afg .ObjectNumber );
_eg .Log .Trace ("\u0078\u0072\u0065\u0066\u006f\u0062\u006a\u0020\u0067e\u006e\u0020\u0025\u0064",_afg .Generation );_eg .Log .Trace ("\u0078\u0072\u0065\u0066\u006f\u0062\u006a\u0020\u006f\u0066\u0066\u0073e\u0074\u0020\u0025\u0064",_afg .Offset );_acb ._cdcg .Seek (_afg .Offset ,_af .SeekStart );
_acb ._ffad =_ef .NewReader (_acb ._cdcg );_dac ,_bag :=_acb .ParseIndirectObject ();if _bag !=nil {_eg .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",_bag );
if _bfg {_eg .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");_fda ,_eefd :=_acb .repairRebuildXrefsTopDown ();
if _eefd !=nil {_eg .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0046\u0061\u0069\u006c\u0065\u0064\u0020r\u0065\u0070\u0061\u0069\u0072\u0020\u0028\u0025\u0073\u0029",_eefd );return nil ,false ,_eefd ;};_acb ._bgbb =*_fda ;return _acb .lookupByNumber (_fgff ,false );
};return nil ,false ,_bag ;};if _bfg {_eged ,_ ,_ :=_fgf (_dac );if int (_eged )!=_fgff {_eg .Log .Debug ("\u0049n\u0076\u0061\u006c\u0069d\u0020\u0078\u0072\u0065\u0066s\u003a \u0052e\u0062\u0075\u0069\u006c\u0064\u0069\u006eg");_abg :=_acb .rebuildXrefTable ();
if _abg !=nil {return nil ,false ,_abg ;};_acb .ObjCache =objectCache {};return _acb .lookupByNumberWrapper (_fgff ,false );};};_eg .Log .Trace ("\u0052\u0065\u0074\u0075\u0072\u006e\u0069\u006e\u0067\u0020\u006f\u0062\u006a");_acb .ObjCache [_fgff ]=_dac ;
return _dac ,false ,nil ;}else if _afg .XType ==XrefTypeObjectStream {_eg .Log .Trace ("\u0078r\u0065\u0066\u0020\u0066\u0072\u006f\u006d\u0020\u006f\u0062\u006ae\u0063\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0021");_eg .Log .Trace ("\u003e\u004c\u006f\u0061\u0064\u0020\u0076\u0069\u0061\u0020\u004f\u0053\u0021");
_eg .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",_afg .OsObjNumber ,_afg .OsObjIndex );
if _afg .OsObjNumber ==_fgff {_eg .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 _ ,_gdg :=_acb ._bgbb .ObjectMap [_afg .OsObjNumber ];_gdg {_gbe ,_cfd :=_acb .lookupObjectViaOS (_afg .OsObjNumber ,_fgff );if _cfd !=nil {_eg .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020\u0052\u0065\u0074\u0075\u0072\u006e\u0069n\u0067\u0020\u0045\u0052\u0052\u0020\u0028\u0025\u0073\u0029",_cfd );
return nil ,true ,_cfd ;};_eg .Log .Trace ("\u003c\u004c\u006f\u0061\u0064\u0065\u0064\u0020\u0076i\u0061\u0020\u004f\u0053");_acb .ObjCache [_fgff ]=_gbe ;if _acb ._fdge !=nil {_acb ._fdge ._ffe [_gbe ]=true ;};return _gbe ,true ,nil ;};_eg .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");};

// ParserMetadata is the parser based metadata information about document.
// The data here could be used on document verification.
type ParserMetadata struct{_fefe int ;_ggca bool ;_ebfa [4]byte ;_dfff bool ;_dee bool ;_afda bool ;_facg bool ;_bfc bool ;_eba bool ;};

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

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

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

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

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

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

// 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 )(_dgff int ,_dfbc bool ){_cfegd ,_dfbc :=TraceToDirectObject (obj ).(*PdfObjectInteger );if _dfbc &&_cfegd !=nil {return int (*_cfegd ),true ;};return 0,false ;};func _fgfdd (_cdea _af .ReadSeeker ,_efdc int64 )(*offsetReader ,error ){_gdeab :=&offsetReader {_ggcc :_cdea ,_gadg :_efdc };
_ ,_cfbd :=_gdeab .Seek (0,_af .SeekStart );return _gdeab ,_cfbd ;};

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

// 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 ;};

// HasInvalidSeparationAfterXRef implements core.ParserMetadata interface.
func (_afaff ParserMetadata )HasInvalidSeparationAfterXRef ()bool {return _afaff ._eba };

// ParserMetadata gets the pdf parser metadata.
func (_dcda *PdfParser )ParserMetadata ()(ParserMetadata ,error ){if !_dcda ._cfda {return ParserMetadata {},_fcd .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 _dcda ._abbae ,nil ;};var _ebfb =_ab .MustCompile ("\u005e\u005b\u005c\u002b\u002d\u002e\u005d\u002a\u0028\u005b\u0030\u002d9\u002e\u005d\u002b\u0029");var _gaee =_ab .MustCompile ("\u005b\\\u0072\u005c\u006e\u005d\u005c\u0073\u002a\u0028\u0078\u0072\u0065f\u0029\u005c\u0073\u002a\u005b\u005c\u0072\u005c\u006e\u005d");


// 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 )(_cfdg float64 ,_aacc bool ){_dageg ,_aacc :=TraceToDirectObject (obj ).(*PdfObjectFloat );if _aacc {return float64 (*_dageg ),true ;};return 0,false ;};func _bgbd (_def _ffb .Filter ,_deb _ee .AuthEvent )*PdfObjectDictionary {if _deb ==""{_deb =_ee .EventDocOpen ;
};_bdec :=MakeDict ();_bdec .Set ("\u0054\u0079\u0070\u0065",MakeName ("C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074\u0065\u0072"));_bdec .Set ("\u0041u\u0074\u0068\u0045\u0076\u0065\u006et",MakeName (string (_deb )));_bdec .Set ("\u0043\u0046\u004d",MakeName (_def .Name ()));
_bdec .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (_def .KeyLength ())));return _bdec ;};

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

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

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

// GetStringBytes is like GetStringVal except that it returns the string as a []byte.
// It is for convenience.
func GetStringBytes (obj PdfObject )(_fbbb []byte ,_fcag bool ){_dacc ,_fcag :=TraceToDirectObject (obj ).(*PdfObjectString );if _fcag {return _dacc .Bytes (),true ;};return ;};

// DecodeStream decodes a JBIG2 encoded stream and returns the result as a slice of bytes.
func (_fbaa *JBIG2Encoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _fbaa .DecodeBytes (streamObj .Stream );};func (_bf *PdfParser )lookupObjectViaOS (_da int ,_gc int )(PdfObject ,error ){var _dc *_ce .Reader ;var _ede objectStream ;
var _aa bool ;_ede ,_aa =_bf ._facda [_da ];if !_aa {_efd ,_aad :=_bf .LookupByNumber (_da );if _aad !=nil {_eg .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",_da );
return nil ,_aad ;};_dd ,_aaf :=_efd .(*PdfObjectStream );if !_aaf {return nil ,_a .New ("i\u006e\u0076\u0061\u006cid\u0020o\u0062\u006a\u0065\u0063\u0074 \u0073\u0074\u0072\u0065\u0061\u006d");};if _bf ._fdge !=nil &&!_bf ._fdge .isDecrypted (_dd ){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");
};_gd :=_dd .PdfObjectDictionary ;_eg .Log .Trace ("\u0073o\u0020\u0064\u003a\u0020\u0025\u0073\n",_gd .String ());_fd ,_aaf :=_gd .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );if !_aaf {_eg .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 _gbb .ToLower (string (*_fd ))!="\u006f\u0062\u006a\u0073\u0074\u006d"{_eg .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 ,_aaf :=_gd .Get ("\u004e").(*PdfObjectInteger );if !_aaf {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");
};_gcc ,_aaf :=_gd .Get ("\u0046\u0069\u0072s\u0074").(*PdfObjectInteger );if !_aaf {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");
};_eg .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",_fd ,*N );_aab ,_aad :=DecodeStream (_dd );if _aad !=nil {return nil ,_aad ;
};_eg .Log .Trace ("D\u0065\u0063\u006f\u0064\u0065\u0064\u003a\u0020\u0025\u0073",_aab );_eff :=_bf .GetFileOffset ();defer func (){_bf .SetFileOffset (_eff )}();_dc =_ce .NewReader (_aab );_bf ._ffad =_ef .NewReader (_dc );_eg .Log .Trace ("\u0050a\u0072s\u0069\u006e\u0067\u0020\u006ff\u0066\u0073e\u0074\u0020\u006d\u0061\u0070");
_bbg :=map[int ]int64 {};for _abe :=0;_abe < int (*N );_abe ++{_bf .skipSpaces ();_cf ,_be :=_bf .parseNumber ();if _be !=nil {return nil ,_be ;};_fad ,_eaf :=_cf .(*PdfObjectInteger );if !_eaf {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");
};_bf .skipSpaces ();_cf ,_be =_bf .parseNumber ();if _be !=nil {return nil ,_be ;};_eb ,_eaf :=_cf .(*PdfObjectInteger );if !_eaf {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");
};_eg .Log .Trace ("\u006f\u0062j\u0020\u0025\u0064 \u006f\u0066\u0066\u0073\u0065\u0074\u0020\u0025\u0064",*_fad ,*_eb );_bbg [int (*_fad )]=int64 (*_gcc +*_eb );};_ede =objectStream {N :int (*N ),_ca :_aab ,_fg :_bbg };_bf ._facda [_da ]=_ede ;}else {_cfg :=_bf .GetFileOffset ();
defer func (){_bf .SetFileOffset (_cfg )}();_dc =_ce .NewReader (_ede ._ca );_bf ._ffad =_ef .NewReader (_dc );};_df :=_ede ._fg [_gc ];_eg .Log .Trace ("\u0041\u0043\u0054\u0055AL\u0020\u006f\u0066\u0066\u0073\u0065\u0074\u005b\u0025\u0064\u005d\u0020\u003d\u0020%\u0064",_gc ,_df );
_dc .Seek (_df ,_af .SeekStart );_bf ._ffad =_ef .NewReader (_dc );_dg ,_ :=_bf ._ffad .Peek (100);_eg .Log .Trace ("\u004f\u0042\u004a\u0020\u0070\u0065\u0065\u006b\u0020\u0022\u0025\u0073\u0022",string (_dg ));_ceg ,_cg :=_bf .parseObject ();if _cg !=nil {_eg .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",_cg );
return nil ,_cg ;};if _ceg ==nil {return nil ,_a .New ("o\u0062\u006a\u0065\u0063t \u0063a\u006e\u006e\u006f\u0074\u0020b\u0065\u0020\u006e\u0075\u006c\u006c");};_fcb :=PdfIndirectObject {};_fcb .ObjectNumber =int64 (_gc );_fcb .PdfObject =_ceg ;_fcb ._bgcgg =_bf ;
return &_fcb ,nil ;};

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

// NewCCITTFaxEncoder makes a new CCITTFax encoder.
func NewCCITTFaxEncoder ()*CCITTFaxEncoder {return &CCITTFaxEncoder {Columns :1728,EndOfBlock :true }};const _gde ="\u0053\u0074\u0064C\u0046";

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

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

// 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 {_dcdaf :=PdfObjectString {_cegg :s };return &_dcdaf };

// 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 ;};

// IsDecimalDigit checks if the character is a part of a decimal number string.
func IsDecimalDigit (c byte )bool {return '0'<=c &&c <='9'};func (_cgfc *PdfParser )parseNumber ()(PdfObject ,error ){return ParseNumber (_cgfc ._ffad )};func _dbfa (_bage PdfObject ,_cfgg int ,_cbeg map[PdfObject ]struct{})error {_eg .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",_cfgg );
if _ ,_aafcba :=_cbeg [_bage ];_aafcba {_eg .Log .Trace ("-\u0041\u006c\u0072\u0065ad\u0079 \u0074\u0072\u0061\u0076\u0065r\u0073\u0065\u0064\u002e\u002e\u002e");return nil ;};_cbeg [_bage ]=struct{}{};switch _baceg :=_bage .(type ){case *PdfIndirectObject :_eaca :=_baceg ;
_eg .Log .Trace ("\u0069\u006f\u003a\u0020\u0025\u0073",_eaca );_eg .Log .Trace ("\u002d\u0020\u0025\u0073",_eaca .PdfObject );return _dbfa (_eaca .PdfObject ,_cfgg +1,_cbeg );case *PdfObjectStream :_gfdeb :=_baceg ;return _dbfa (_gfdeb .PdfObjectDictionary ,_cfgg +1,_cbeg );
case *PdfObjectDictionary :_gedaa :=_baceg ;_eg .Log .Trace ("\u002d\u0020\u0064\u0069\u0063\u0074\u003a\u0020\u0025\u0073",_gedaa );for _ ,_cbfcb :=range _gedaa .Keys (){_febdb :=_gedaa .Get (_cbfcb );if _edaf ,_fddgd :=_febdb .(*PdfObjectReference );
_fddgd {_bfecg :=_edaf .Resolve ();_gedaa .Set (_cbfcb ,_bfecg );_acafg :=_dbfa (_bfecg ,_cfgg +1,_cbeg );if _acafg !=nil {return _acafg ;};}else {_fabeb :=_dbfa (_febdb ,_cfgg +1,_cbeg );if _fabeb !=nil {return _fabeb ;};};};return nil ;case *PdfObjectArray :_cdab :=_baceg ;
_eg .Log .Trace ("-\u0020\u0061\u0072\u0072\u0061\u0079\u003a\u0020\u0025\u0073",_cdab );for _eafea ,_gada :=range _cdab .Elements (){if _aeaf ,_adfaa :=_gada .(*PdfObjectReference );_adfaa {_gedge :=_aeaf .Resolve ();_cdab .Set (_eafea ,_gedge );_bdeda :=_dbfa (_gedge ,_cfgg +1,_cbeg );
if _bdeda !=nil {return _bdeda ;};}else {_gefdc :=_dbfa (_gada ,_cfgg +1,_cbeg );if _gefdc !=nil {return _gefdc ;};};};return nil ;case *PdfObjectReference :_eg .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 ;};func _dcbb (_edfd PdfObject )(*float64 ,error ){switch _defg :=_edfd .(type ){case *PdfObjectFloat :_dcfc :=float64 (*_defg );
return &_dcfc ,nil ;case *PdfObjectInteger :_cdeef :=float64 (*_defg );return &_cdeef ,nil ;case *PdfObjectNull :return nil ,nil ;};return nil ,ErrNotANumber ;};

// SetFileOffset sets the file to an offset position and resets buffer.
func (_dedb *PdfParser )SetFileOffset (offset int64 ){if offset < 0{offset =0;};_dedb ._cdcg .Seek (offset ,_af .SeekStart );_dedb ._ffad =_ef .NewReader (_dedb ._cdcg );};

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

// DecodeBytes decodes a multi-encoded slice of bytes by passing it through the
// DecodeBytes method of the underlying encoders.
func (_gdfd *MultiEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_febd :=encoded ;var _bcfb error ;for _ ,_bcaa :=range _gdfd ._cbb {_eg .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",_bcaa ,_bcaa );
_febd ,_bcfb =_bcaa .DecodeBytes (_febd );if _bcfb !=nil {return nil ,_bcfb ;};};return _febd ,nil ;};

// Read implementation of Read interface.
func (_abag *limitedReadSeeker )Read (p []byte )(_dcdf int ,_dgfd error ){_abea ,_dgfd :=_abag ._aafac .Seek (0,_af .SeekCurrent );if _dgfd !=nil {return 0,_dgfd ;};_edgc :=_abag ._cdcd -_abea ;if _edgc ==0{return 0,_af .EOF ;};if _gcgg :=int64 (len (p ));
_gcgg < _edgc {_edgc =_gcgg ;};_effe :=make ([]byte ,_edgc );_dcdf ,_dgfd =_abag ._aafac .Read (_effe );copy (p ,_effe );return _dcdf ,_dgfd ;};

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

// MakeInteger creates a PdfObjectInteger from an int64.
func MakeInteger (val int64 )*PdfObjectInteger {_fbea :=PdfObjectInteger (val );return &_fbea };func _ecec (_ecdd *PdfObjectStream ,_abca *MultiEncoder )(*DCTEncoder ,error ){_ceecg :=NewDCTEncoder ();_dedg :=_ecdd .PdfObjectDictionary ;if _dedg ==nil {return _ceecg ,nil ;
};_abac :=_ecdd .Stream ;if _abca !=nil {_gefe ,_egcbe :=_abca .DecodeBytes (_abac );if _egcbe !=nil {return nil ,_egcbe ;};_abac =_gefe ;};_fefd :=_ce .NewReader (_abac );_febc ,_ddbb :=_e .DecodeConfig (_fefd );if _ddbb !=nil {_eg .Log .Debug ("\u0045\u0072\u0072or\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006e\u0067\u0020\u0066\u0069\u006c\u0065\u003a\u0020\u0025\u0073",_ddbb );
return nil ,_ddbb ;};switch _febc .ColorModel {case _b .RGBAModel :_ceecg .BitsPerComponent =8;_ceecg .ColorComponents =3;case _b .RGBA64Model :_ceecg .BitsPerComponent =16;_ceecg .ColorComponents =3;case _b .GrayModel :_ceecg .BitsPerComponent =8;_ceecg .ColorComponents =1;
case _b .Gray16Model :_ceecg .BitsPerComponent =16;_ceecg .ColorComponents =1;case _b .CMYKModel :_ceecg .BitsPerComponent =8;_ceecg .ColorComponents =4;case _b .YCbCrModel :_ceecg .BitsPerComponent =8;_ceecg .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");
};_ceecg .Width =_febc .Width ;_ceecg .Height =_febc .Height ;_eg .Log .Trace ("\u0044\u0043T\u0020\u0045\u006ec\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u002b\u0076",_ceecg );_ceecg .Quality =DefaultJPEGQuality ;return _ceecg ,nil ;};

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

// DecodeBytes decodes a slice of LZW encoded bytes and returns the result.
func (_fgb *LZWEncoder )DecodeBytes (encoded []byte )([]byte ,error ){var _bbda _ce .Buffer ;_ffd :=_ce .NewReader (encoded );var _bcbf _af .ReadCloser ;if _fgb .EarlyChange ==1{_bcbf =_d .NewReader (_ffd ,_d .MSB ,8);}else {_bcbf =_fc .NewReader (_ffd ,_fc .MSB ,8);
};defer _bcbf .Close ();if _ ,_ebba :=_bbda .ReadFrom (_bcbf );_ebba !=nil {if _ebba !=_af .ErrUnexpectedEOF ||_bbda .Len ()==0{return nil ,_ebba ;};_eg .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",_ebba );
};return _bbda .Bytes (),nil ;};

// WriteString outputs the object as it is to be written to file.
func (_acef *PdfObjectString )WriteString ()string {var _faff _ce .Buffer ;if _acef ._fgce {_abbea :=_gf .EncodeToString (_acef .Bytes ());_faff .WriteString ("\u003c");_faff .WriteString (_abbea );_faff .WriteString ("\u003e");return _faff .String ();
};_afga :=map[byte ]string {'\n':"\u005c\u006e",'\r':"\u005c\u0072",'\t':"\u005c\u0074",'\b':"\u005c\u0062",'\f':"\u005c\u0066",'(':"\u005c\u0028",')':"\u005c\u0029",'\\':"\u005c\u005c"};_faff .WriteString ("\u0028");for _gaege :=0;_gaege < len (_acef ._cegg );
_gaege ++{_febe :=_acef ._cegg [_gaege ];if _dbcfa ,_faec :=_afga [_febe ];_faec {_faff .WriteString (_dbcfa );}else {_faff .WriteByte (_febe );};};_faff .WriteString ("\u0029");return _faff .String ();};

// 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 ))};

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

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

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

// JPXEncoder implements JPX encoder/decoder (dummy, for now)
// FIXME: implement
type JPXEncoder struct{};var _fbeb =_ab .MustCompile ("\u0025P\u0044F\u002d\u0028\u005c\u0064\u0029\u005c\u002e\u0028\u005c\u0064\u0029");

// EncodeJBIG2Image encodes 'img' into jbig2 encoded bytes stream, using default encoder settings.
func (_dfgc *JBIG2Encoder )EncodeJBIG2Image (img *JBIG2Image )([]byte ,error ){const _bddb ="c\u006f\u0072\u0065\u002eEn\u0063o\u0064\u0065\u004a\u0042\u0049G\u0032\u0049\u006d\u0061\u0067\u0065";if _ffddf :=_dfgc .AddPageImage (img ,&_dfgc .DefaultPageSettings );
_ffddf !=nil {return nil ,_ggd .Wrap (_ffddf ,_bddb ,"");};return _dfgc .Encode ();};func (_gefc *PdfObjectDictionary )setWithLock (_agfa PdfObjectName ,_bcgae PdfObject ,_ddgbe bool ){if _ddgbe {_gefc ._cgbf .Lock ();defer _gefc ._cgbf .Unlock ();};_ ,_ffdf :=_gefc ._aacg [_agfa ];
if !_ffdf {_gefc ._afde =append (_gefc ._afde ,_agfa );};_gefc ._aacg [_agfa ]=_bcgae ;};

// 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 )(_bgdc bool ,_eegb bool ){_ceaca ,_eegb :=TraceToDirectObject (obj ).(*PdfObjectBool );if _eegb {return bool (*_ceaca ),true ;};return false ,false ;};func (_afega *PdfParser )seekToEOFMarker (_gffe int64 )error {var _caaga int64 ;
var _bbab int64 =2048;for _caaga < _gffe -4{if _gffe <=(_bbab +_caaga ){_bbab =_gffe -_caaga ;};_ ,_geca :=_afega ._cdcg .Seek (_gffe -_caaga -_bbab ,_af .SeekStart );if _geca !=nil {return _geca ;};_cagb :=make ([]byte ,_bbab );_afega ._cdcg .Read (_cagb );
_eg .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 (_cagb ));_debea :=_caab .FindAllStringIndex (string (_cagb ),-1);if _debea !=nil {_fdcb :=_debea [len (_debea )-1];
_eg .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_debea );_faga :=_gffe -_caaga -_bbab +int64 (_fdcb [0]);_afega ._cdcg .Seek (_faga ,_af .SeekStart );return nil ;};_eg .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");
_caaga +=_bbab -4;};_eg .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 _edeb ;};

// 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 _bcbfe (obj1 ,obj2 ,0)};func (_dafe *PdfParser )parseNull ()(PdfObjectNull ,error ){_ ,_aeeef :=_dafe ._ffad .Discard (4);return PdfObjectNull {},_aeeef ;};func (_begc *limitedReadSeeker )getError (_dcade int64 )error {switch {case _dcade < 0:return _fcd .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",_dcade );
case _dcade > _begc ._cdcd :return _fcd .Errorf ("u\u006e\u0065\u0078\u0070ec\u0074e\u0064\u0020\u006f\u0066\u0066s\u0065\u0074\u003a\u0020\u0025\u0064",_dcade );};return nil ;};

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

// 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 (_ggcag *PdfObjectString )Decoded ()string {if _ggcag ==nil {return "";};_aacb :=[]byte (_ggcag ._cegg );if len (_aacb )>=2&&_aacb [0]==0xFE&&_aacb [1]==0xFF{return _gg .UTF16ToString (_aacb [2:]);};return _gg .PDFDocEncodingToString (_aacb );};

// 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 (_gfde *PdfParser )ParseIndirectObject ()(PdfObject ,error ){_ccbff :=PdfIndirectObject {};_ccbff ._bgcgg =_gfde ;_eg .Log .Trace ("\u002dR\u0065a\u0064\u0020\u0069\u006e\u0064i\u0072\u0065c\u0074\u0020\u006f\u0062\u006a");_acffa ,_fgaeb :=_gfde ._ffad .Peek (20);
if _fgaeb !=nil {if _fgaeb !=_af .EOF {_eg .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 &_ccbff ,_fgaeb ;
};};_eg .Log .Trace ("\u0028\u0069\u006edi\u0072\u0065\u0063\u0074\u0020\u006f\u0062\u006a\u0020\u0070\u0065\u0065\u006b\u0020\u0022\u0025\u0073\u0022",string (_acffa ));_cfdd :=_aggda .FindStringSubmatchIndex (string (_acffa ));if len (_cfdd )< 6{if _fgaeb ==_af .EOF {return nil ,_fgaeb ;
};_eg .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 (_acffa ));
return &_ccbff ,_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");
};_gfde ._ffad .Discard (_cfdd [0]);_eg .Log .Trace ("O\u0066\u0066\u0073\u0065\u0074\u0073\u0020\u0025\u0020\u0064",_cfdd );_aeeb :=_cfdd [1]-_cfdd [0];_cbaa :=make ([]byte ,_aeeb );_ ,_fgaeb =_gfde .ReadAtLeast (_cbaa ,_aeeb );if _fgaeb !=nil {_eg .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",_fgaeb );
return nil ,_fgaeb ;};_eg .Log .Trace ("\u0074\u0065\u0078t\u006c\u0069\u006e\u0065\u003a\u0020\u0025\u0073",_cbaa );_ffbdc :=_aggda .FindStringSubmatch (string (_cbaa ));if len (_ffbdc )< 3{_eg .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 (_cbaa ));
return &_ccbff ,_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");
};_dfgab ,_ :=_g .Atoi (_ffbdc [1]);_abfcc ,_ :=_g .Atoi (_ffbdc [2]);_ccbff .ObjectNumber =int64 (_dfgab );_ccbff .GenerationNumber =int64 (_abfcc );for {_bgec ,_ggag :=_gfde ._ffad .Peek (2);if _ggag !=nil {return &_ccbff ,_ggag ;};_eg .Log .Trace ("I\u006ed\u002e\u0020\u0070\u0065\u0065\u006b\u003a\u0020%\u0073\u0020\u0028\u0025 x\u0029\u0021",string (_bgec ),string (_bgec ));
if IsWhiteSpace (_bgec [0]){_gfde .skipSpaces ();}else if _bgec [0]=='%'{_gfde .skipComments ();}else if (_bgec [0]=='<')&&(_bgec [1]=='<'){_eg .Log .Trace ("\u0043\u0061\u006c\u006c\u0020\u0050\u0061\u0072\u0073e\u0044\u0069\u0063\u0074");_ccbff .PdfObject ,_ggag =_gfde .ParseDict ();
_eg .Log .Trace ("\u0045\u004f\u0046\u0020Ca\u006c\u006c\u0020\u0050\u0061\u0072\u0073\u0065\u0044\u0069\u0063\u0074\u003a\u0020%\u0076",_ggag );if _ggag !=nil {return &_ccbff ,_ggag ;};_eg .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 (_bgec [0]=='/')||(_bgec [0]=='(')||(_bgec [0]=='[')||(_bgec [0]=='<'){_ccbff .PdfObject ,_ggag =_gfde .parseObject ();if _ggag !=nil {return &_ccbff ,_ggag ;};_eg .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 _bgec [0]==']'{_eg .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");
_gfde ._ffad .Discard (1);}else {if _bgec [0]=='e'{_egbg ,_gbdab :=_gfde .readTextLine ();if _gbdab !=nil {return nil ,_gbdab ;};if len (_egbg )>=6&&_egbg [0:6]=="\u0065\u006e\u0064\u006f\u0062\u006a"{break ;};}else if _bgec [0]=='s'{_bgec ,_ =_gfde ._ffad .Peek (10);
if string (_bgec [:6])=="\u0073\u0074\u0072\u0065\u0061\u006d"{_babgb :=6;if len (_bgec )> 6{if IsWhiteSpace (_bgec [_babgb ])&&_bgec [_babgb ]!='\r'&&_bgec [_babgb ]!='\n'{_eg .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");
_gfde ._abbae ._facg =true ;_babgb ++;};if _bgec [_babgb ]=='\r'{_babgb ++;if _bgec [_babgb ]=='\n'{_babgb ++;};}else if _bgec [_babgb ]=='\n'{_babgb ++;}else {_gfde ._abbae ._facg =true ;};};_gfde ._ffad .Discard (_babgb );_dabg ,_dacgg :=_ccbff .PdfObject .(*PdfObjectDictionary );
if !_dacgg {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");};_eg .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u0064\u0069c\u0074\u0020\u0025\u0073",_dabg );
_gdba ,_bddc :=_gfde .traceStreamLength (_dabg .Get ("\u004c\u0065\u006e\u0067\u0074\u0068"));if _bddc !=nil {_eg .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",_bddc );
return nil ,_bddc ;};_eg .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074h\u003f\u0020\u0025\u0073",_gdba );_ddfbb ,_fcdd :=_gdba .(*PdfObjectInteger );if !_fcdd {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");
};_bdeac :=*_ddfbb ;if _bdeac < 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");};_ebgbd :=_gfde .GetFileOffset ();
_gaf :=_gfde .xrefNextObjectOffset (_ebgbd );if _ebgbd +int64 (_bdeac )> _gaf &&_gaf > _ebgbd {_eg .Log .Debug ("E\u0078\u0070\u0065\u0063te\u0064 \u0065\u006e\u0064\u0069\u006eg\u0020\u0061\u0074\u0020\u0025\u0064",_ebgbd +int64 (_bdeac ));_eg .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",_gaf );
_gcfb :=_gaf -_ebgbd -17;if _gcfb < 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");
};_eg .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",_gcfb );_bdeac =PdfObjectInteger (_gcfb );
_dabg .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (_gcfb ));};if int64 (_bdeac )> _gfde ._cbba {_eg .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");};_cdg :=make ([]byte ,_bdeac );
_ ,_bddc =_gfde .ReadAtLeast (_cdg ,int (_bdeac ));if _bddc !=nil {_eg .Log .Debug ("E\u0052\u0052\u004f\u0052 s\u0074r\u0065\u0061\u006d\u0020\u0028%\u0064\u0029\u003a\u0020\u0025\u0058",len (_cdg ),_cdg );_eg .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a\u0020\u0025v",_bddc );
return nil ,_bddc ;};_gfeg :=PdfObjectStream {};_gfeg .Stream =_cdg ;_gfeg .PdfObjectDictionary =_ccbff .PdfObject .(*PdfObjectDictionary );_gfeg .ObjectNumber =_ccbff .ObjectNumber ;_gfeg .GenerationNumber =_ccbff .GenerationNumber ;_gfeg .PdfObjectReference ._bgcgg =_gfde ;
_gfde .skipSpaces ();_gfde ._ffad .Discard (9);_gfde .skipSpaces ();return &_gfeg ,nil ;};};_ccbff .PdfObject ,_ggag =_gfde .parseObject ();if _ccbff .PdfObject ==nil {_eg .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");
_ccbff .PdfObject =MakeNull ();};return &_ccbff ,_ggag ;};};if _ccbff .PdfObject ==nil {_eg .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");
_ccbff .PdfObject =MakeNull ();};_eg .Log .Trace ("\u0052\u0065\u0074\u0075rn\u0069\u006e\u0067\u0020\u0069\u006e\u0064\u0069\u0072\u0065\u0063\u0074\u0021");return &_ccbff ,nil ;};

// 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 (_begf *PdfParser )CheckAccessRights (password []byte )(bool ,_ee .Permissions ,error ){if _begf ._fdge ==nil {return true ,_ee .PermOwner ,nil ;};return _begf ._fdge .checkAccessRights (password );};

// 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 (_cedc *CCITTFaxEncoder )EncodeBytes (data []byte )([]byte ,error ){var _cdcb _bb .Gray ;switch len (data ){case _cedc .Rows *_cedc .Columns :_gdf ,_fdfaf :=_bb .NewImage (_cedc .Columns ,_cedc .Rows ,8,1,data ,nil ,nil );if _fdfaf !=nil {return nil ,_fdfaf ;
};_cdcb =_gdf .(_bb .Gray );case (_cedc .Columns *_cedc .Rows )+7>>3:_faab ,_gfeed :=_bb .NewImage (_cedc .Columns ,_cedc .Rows ,1,1,data ,nil ,nil );if _gfeed !=nil {return nil ,_gfeed ;};_aegc :=_faab .(*_bb .Monochrome );if _gfeed =_aegc .AddPadding ();
_gfeed !=nil {return nil ,_gfeed ;};_cdcb =_aegc ;default:if len (data )< _bb .BytesPerLine (_cedc .Columns ,1,1)*_cedc .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");
};_bgaff ,_bbgba :=_bb .NewImage (_cedc .Columns ,_cedc .Rows ,1,1,data ,nil ,nil );if _bbgba !=nil {return nil ,_bbgba ;};_eeae :=_bgaff .(*_bb .Monochrome );_cdcb =_eeae ;};_geda :=make ([][]byte ,_cedc .Rows );for _bdce :=0;_bdce < _cedc .Rows ;_bdce ++{_cdce :=make ([]byte ,_cedc .Columns );
for _eebdf :=0;_eebdf < _cedc .Columns ;_eebdf ++{_ggdf :=_cdcb .GrayAt (_eebdf ,_bdce );_cdce [_eebdf ]=_ggdf .Y >>7;};_geda [_bdce ]=_cdce ;};_gcef :=&_ae .Encoder {K :_cedc .K ,Columns :_cedc .Columns ,EndOfLine :_cedc .EndOfLine ,EndOfBlock :_cedc .EndOfBlock ,BlackIs1 :_cedc .BlackIs1 ,DamagedRowsBeforeError :_cedc .DamagedRowsBeforeError ,Rows :_cedc .Rows ,EncodedByteAlign :_cedc .EncodedByteAlign };
return _gcef .Encode (_geda ),nil ;};func (_gbf *PdfParser )parseXref ()(*PdfObjectDictionary ,error ){const _cbacb =20;_gdcf ,_ :=_gbf ._ffad .Peek (_cbacb );for _ccc :=0;_ccc < 2;_ccc ++{if _gbf ._adf ==0{_gbf ._adf =_gbf .GetFileOffset ();};if _aggda .Match (_gdcf ){_eg .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");
_eg .Log .Debug ("\u0073t\u0061r\u0074\u0069\u006e\u0067\u0020w\u0069\u0074h\u0020\u0022\u0025\u0073\u0022",string (_gdcf ));return _gbf .parseXrefStream (nil );};if _fdfb .Match (_gdcf ){_eg .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 _gbf .parseXrefTable ();};_eadge :=_gbf .GetFileOffset ();if _gbf ._adf ==0{_gbf ._adf =_eadge ;};_gbf .SetFileOffset (_eadge -_cbacb );defer _gbf .SetFileOffset (_eadge );_fgcb ,_ :=_gbf ._ffad .Peek (_cbacb );_gdcf =append (_fgcb ,_gdcf ...);};
_eg .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 _bfbf :=_gbf .repairSeekXrefMarker ();_bfbf !=nil {_eg .Log .Debug ("\u0052e\u0070a\u0069\u0072\u0020\u0066\u0061i\u006c\u0065d\u0020\u002d\u0020\u0025\u0076",_bfbf );return nil ,_bfbf ;};return _gbf .parseXrefTable ();};

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

// WriteString outputs the object as it is to be written to file.
func (_gedbb *PdfObjectNull )WriteString ()string {return "\u006e\u0075\u006c\u006c"};type encryptDict struct{Filter string ;V int ;SubFilter string ;Length int ;StmF string ;StrF string ;EFF string ;CF map[string ]_ffb .FilterDict ;};var _cgddf =_ab .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");
type objectStreams map[int ]objectStream ;

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

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

// GetObjectNums returns a sorted list of object numbers of the PDF objects in the file.
func (_fbbba *PdfParser )GetObjectNums ()[]int {var _ddgf []int ;for _ ,_cfdad :=range _fbbba ._bgbb .ObjectMap {_ddgf =append (_ddgf ,_cfdad .ObjectNumber );};_gb .Ints (_ddgf );return _ddgf ;};func (_dec *PdfCrypt )authenticate (_gbad []byte )(bool ,error ){_dec ._afc =false ;
_feef :=_dec .securityHandler ();_cbab ,_agcg ,_bace :=_feef .Authenticate (&_dec ._edcd ,_gbad );if _bace !=nil {return false ,_bace ;}else if _agcg ==0||len (_cbab )==0{return false ,nil ;};_dec ._afc =true ;_dec ._db =_cbab ;return true ,nil ;};

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

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

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

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

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

// HasInvalidHexRunes implements core.ParserMetadata interface.
func (_aga ParserMetadata )HasInvalidHexRunes ()bool {return _aga ._afda };

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

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

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

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

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

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

// 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 =='.'};

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

// GetEncryptObj returns the PdfIndirectObject which has information about the PDFs encryption details.
func (_cagf *PdfParser )GetEncryptObj ()*PdfIndirectObject {return _cagf ._dge };

// GetFileOffset returns the current file offset, accounting for buffered position.
func (_fafa *PdfParser )GetFileOffset ()int64 {_bcac ,_ :=_fafa ._cdcg .Seek (0,_af .SeekCurrent );_bcac -=int64 (_fafa ._ffad .Buffered ());return _bcac ;};

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

// 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 ;};

// 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 _ga .Image ,bwThreshold float64 )(*JBIG2Image ,error ){const _fdggc ="\u0047\u006f\u0049\u006d\u0061\u0067\u0065\u0054\u006fJ\u0042\u0049\u0047\u0032";if i ==nil {return nil ,_ggd .Error (_fdggc ,"i\u006d\u0061\u0067\u0065 '\u0069'\u0020\u006e\u006f\u0074\u0020d\u0065\u0066\u0069\u006e\u0065\u0064");
};var (_egee uint8 ;_cffb _bb .Image ;_dedgf error ;);if bwThreshold ==JB2ImageAutoThreshold {_cffb ,_dedgf =_bb .MonochromeConverter .Convert (i );}else if bwThreshold > 1.0||bwThreshold < 0.0{return nil ,_ggd .Error (_fdggc ,"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 {_egee =uint8 (255*bwThreshold );_cffb ,_dedgf =_bb .MonochromeThresholdConverter (_egee ).Convert (i );};if _dedgf !=nil {return nil ,_dedgf ;};return _bedb (_cffb ),nil ;};type xrefType int ;

// 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 (_adgg *PdfParser )GetTrailer ()*PdfObjectDictionary {return _adgg ._eaea };

// String returns a string representation of the *PdfObjectString.
func (_dfgg *PdfObjectString )String ()string {return _dfgg ._cegg };

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

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

// EncodeBytes encodes data into ASCII85 encoded format.
func (_cadg *ASCII85Encoder )EncodeBytes (data []byte )([]byte ,error ){var _efee _ce .Buffer ;for _cae :=0;_cae < len (data );_cae +=4{_aadc :=data [_cae ];_gee :=1;_acad :=byte (0);if _cae +1< len (data ){_acad =data [_cae +1];_gee ++;};_eeg :=byte (0);
if _cae +2< len (data ){_eeg =data [_cae +2];_gee ++;};_cddf :=byte (0);if _cae +3< len (data ){_cddf =data [_cae +3];_gee ++;};_eggd :=(uint32 (_aadc )<<24)|(uint32 (_acad )<<16)|(uint32 (_eeg )<<8)|uint32 (_cddf );if _eggd ==0{_efee .WriteByte ('z');
}else {_egbb :=_cadg .base256Tobase85 (_eggd );for _ ,_dbce :=range _egbb [:_gee +1]{_efee .WriteByte (_dbce +'!');};};};_efee .WriteString ("\u007e\u003e");return _efee .Bytes (),nil ;};func (_aac *ASCII85Encoder )base256Tobase85 (_gabg uint32 )[5]byte {_ddcc :=[5]byte {0,0,0,0,0};
_bacb :=_gabg ;for _fff :=0;_fff < 5;_fff ++{_cbfa :=uint32 (1);for _egdg :=0;_egdg < 4-_fff ;_egdg ++{_cbfa *=85;};_ffbc :=_bacb /_cbfa ;_bacb =_bacb %_cbfa ;_ddcc [_fff ]=byte (_ffbc );};return _ddcc ;};

// NewJPXEncoder returns a new instance of JPXEncoder.
func NewJPXEncoder ()*JPXEncoder {return &JPXEncoder {}};func (_bgad *PdfCrypt )isEncrypted (_cdf PdfObject )bool {_ ,_dege :=_bgad ._cege [_cdf ];if _dege {_eg .Log .Trace ("\u0041\u006c\u0072\u0065\u0061\u0064\u0079\u0020\u0065\u006e\u0063\u0072y\u0070\u0074\u0065\u0064");
return true ;};_eg .Log .Trace ("\u004e\u006f\u0074\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065d\u0020\u0079\u0065\u0074");return false ;};

// DecodeBytes decodes a slice of JBIG2 encoded bytes and returns the results.
func (_fdag *JBIG2Encoder )DecodeBytes (encoded []byte )([]byte ,error ){return _efb .DecodeBytes (encoded ,_ege .Parameters {},_fdag .Globals );};func (_fgdff *PdfParser )skipComments ()error {if _ ,_fgbg :=_fgdff .skipSpaces ();_fgbg !=nil {return _fgbg ;
};_eeee :=true ;for {_dcb ,_ccga :=_fgdff ._ffad .Peek (1);if _ccga !=nil {_eg .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_ccga .Error ());return _ccga ;};if _eeee &&_dcb [0]!='%'{return nil ;};_eeee =false ;if (_dcb [0]!='\r')&&(_dcb [0]!='\n'){_fgdff ._ffad .ReadByte ();
}else {break ;};};return _fgdff .skipComments ();};

// 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 (_ffag *PdfObjectString )Str ()string {return _ffag ._cegg };var _cgddb _fb .Map ;func _addg (_fdg *PdfObjectStream ,_fbe *PdfObjectDictionary )(*LZWEncoder ,error ){_fgfd :=NewLZWEncoder ();_fdafc :=_fdg .PdfObjectDictionary ;if _fdafc ==nil {return _fgfd ,nil ;
};if _fbe ==nil {_ggbd :=TraceToDirectObject (_fdafc .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));if _ggbd !=nil {if _bgca ,_cgec :=_ggbd .(*PdfObjectDictionary );_cgec {_fbe =_bgca ;}else if _gaegb ,_aafaa :=_ggbd .(*PdfObjectArray );
_aafaa {if _gaegb .Len ()==1{if _dbab ,_aeg :=GetDict (_gaegb .Get (0));_aeg {_fbe =_dbab ;};};};if _fbe ==nil {_eg .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",_ggbd );
return nil ,_fcd .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};};_aabf :=_fdafc .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065");if _aabf !=nil {_cacf ,_dffe :=_aabf .(*PdfObjectInteger );
if !_dffe {_eg .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",_aabf );
return nil ,_fcd .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0045\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065");};if *_cacf !=0&&*_cacf !=1{return nil ,_fcd .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");
};_fgfd .EarlyChange =int (*_cacf );}else {_fgfd .EarlyChange =1;};if _fbe ==nil {return _fgfd ,nil ;};if _eebg ,_fcfd :=GetIntVal (_fbe .Get ("E\u0061\u0072\u006c\u0079\u0043\u0068\u0061\u006e\u0067\u0065"));_fcfd {if _eebg ==0||_eebg ==1{_fgfd .EarlyChange =_eebg ;
}else {_eg .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",_eebg );};};_aabf =_fbe .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr");
if _aabf !=nil {_feb ,_acab :=_aabf .(*PdfObjectInteger );if !_acab {_eg .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",_aabf );
return nil ,_fcd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0050\u0072\u0065\u0064i\u0063\u0074\u006f\u0072");};_fgfd .Predictor =int (*_feb );};_aabf =_fbe .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
if _aabf !=nil {_aadd ,_ggfb :=_aabf .(*PdfObjectInteger );if !_ggfb {_eg .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 ,_fcd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050e\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");};_fgfd .BitsPerComponent =int (*_aadd );};if _fgfd .Predictor > 1{_fgfd .Columns =1;_aabf =_fbe .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073");
if _aabf !=nil {_cdbd ,_acg :=_aabf .(*PdfObjectInteger );if !_acg {return nil ,_fcd .Errorf ("\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u0063\u006f\u006cu\u006d\u006e\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064");};_fgfd .Columns =int (*_cdbd );
};_fgfd .Colors =1;_aabf =_fbe .Get ("\u0043\u006f\u006c\u006f\u0072\u0073");if _aabf !=nil {_gagc ,_adda :=_aabf .(*PdfObjectInteger );if !_adda {return nil ,_fcd .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");
};_fgfd .Colors =int (*_gagc );};};_eg .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_fbe .String ());return _fgfd ,nil ;};

// GetAsFloat64Slice returns the array as []float64 slice.
// Returns an error if not entirely numeric (only PdfObjectIntegers, PdfObjectFloats).
func (_fbeed *PdfObjectArray )GetAsFloat64Slice ()([]float64 ,error ){var _gdagc []float64 ;for _ ,_fgfdc :=range _fbeed .Elements (){_efgd ,_gdec :=GetNumberAsFloat (TraceToDirectObject (_fgfdc ));if _gdec !=nil {return nil ,_fcd .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");
};_gdagc =append (_gdagc ,_efgd );};return _gdagc ,nil ;};func (_agbe *PdfParser )readTextLine ()(string ,error ){var _fcbf _ce .Buffer ;for {_gcddd ,_ebg :=_agbe ._ffad .Peek (1);if _ebg !=nil {_eg .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_ebg .Error ());
return _fcbf .String (),_ebg ;};if (_gcddd [0]!='\r')&&(_gcddd [0]!='\n'){_acdb ,_ :=_agbe ._ffad .ReadByte ();_fcbf .WriteByte (_acdb );}else {break ;};};return _fcbf .String (),nil ;};

// GetPreviousRevisionReadSeeker returns ReadSeeker for the previous version of the Pdf document.
func (_ecff *PdfParser )GetPreviousRevisionReadSeeker ()(_af .ReadSeeker ,error ){if _fgde :=_ecff .seekToEOFMarker (_ecff ._cbba -_ffa );_fgde !=nil {return nil ,_fgde ;};_dcdfe ,_ccecd :=_ecff ._cdcg .Seek (0,_af .SeekCurrent );if _ccecd !=nil {return nil ,_ccecd ;
};_dcdfe +=_ffa ;return _afbbf (_ecff ._cdcg ,_dcdfe );};

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

// 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 )(_aaaea *PdfObjectStreams ,_cbec bool ){_aaaea ,_cbec =obj .(*PdfObjectStreams );return _aaaea ,_cbec ;};

// Remove removes an element specified by key.
func (_ebeg *PdfObjectDictionary )Remove (key PdfObjectName ){_abbeg :=-1;for _cgabg ,_gfdbe :=range _ebeg ._afde {if _gfdbe ==key {_abbeg =_cgabg ;break ;};};if _abbeg >=0{_ebeg ._afde =append (_ebeg ._afde [:_abbeg ],_ebeg ._afde [_abbeg +1:]...);delete (_ebeg ._aacg ,key );
};};

// GetFilterName returns the name of the encoding filter.
func (_cgdd *ASCII85Encoder )GetFilterName ()string {return StreamEncodingFilterNameASCII85 };func _gba (_afb *_ee .StdEncryptDict ,_cfc *PdfObjectDictionary )error {R ,_ece :=_cfc .Get ("\u0052").(*PdfObjectInteger );if !_ece {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 _fcd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0052 \u0028\u0025\u0064\u0029",*R );};_afb .R =int (*R );O ,_ece :=_cfc .GetString ("\u004f");if !_ece {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 _afb .R ==5||_afb .R ==6{if len (O )< 48{return _fcd .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 _fcd .Errorf ("L\u0065n\u0067\u0074\u0068\u0028\u004f\u0029\u0020\u0021=\u0020\u0033\u0032\u0020(%\u0064\u0029",len (O ));
};_afb .O =[]byte (O );U ,_ece :=_cfc .GetString ("\u0055");if !_ece {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 _afb .R ==5||_afb .R ==6{if len (U )< 48{return _fcd .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{_eg .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 ));};_afb .U =[]byte (U );if _afb .R >=5{OE ,_bef :=_cfc .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 _fcd .Errorf ("L\u0065\u006e\u0067\u0074h(\u004fE\u0029\u0020\u0021\u003d\u00203\u0032\u0020\u0028\u0025\u0064\u0029",len (OE ));
};_afb .OE =[]byte (OE );UE ,_bef :=_cfc .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 _fcd .Errorf ("L\u0065\u006e\u0067\u0074h(\u0055E\u0029\u0020\u0021\u003d\u00203\u0032\u0020\u0028\u0025\u0064\u0029",len (UE ));};_afb .UE =[]byte (UE );};P ,_ece :=_cfc .Get ("\u0050").(*PdfObjectInteger );if !_ece {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");
};_afb .P =_ee .Permissions (*P );if _afb .R ==6{Perms ,_dcd :=_cfc .GetString ("\u0050\u0065\u0072m\u0073");if !_dcd {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 _fcd .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 ));};_afb .Perms =[]byte (Perms );};if _dddd ,_afbe :=_cfc .Get ("\u0045n\u0063r\u0079\u0070\u0074\u004d\u0065\u0074\u0061\u0064\u0061\u0074\u0061").(*PdfObjectBool );
_afbe {_afb .EncryptMetadata =bool (*_dddd );}else {_afb .EncryptMetadata =true ;};return nil ;};

// HeaderCommentBytes gets the header comment bytes.
func (_cac ParserMetadata )HeaderCommentBytes ()[4]byte {return _cac ._ebfa };func (_dbed *JBIG2Encoder )encodeImage (_dgdeg _ga .Image )([]byte ,error ){const _fbddf ="e\u006e\u0063\u006f\u0064\u0065\u0049\u006d\u0061\u0067\u0065";_fce ,_bfbd :=GoImageToJBIG2 (_dgdeg ,JB2ImageAutoThreshold );
if _bfbd !=nil {return nil ,_ggd .Wrap (_bfbd ,_fbddf ,"\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 _bfbd =_dbed .AddPageImage (_fce ,&_dbed .DefaultPageSettings );
_bfbd !=nil {return nil ,_ggd .Wrap (_bfbd ,_fbddf ,"");};return _dbed .Encode ();};

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

// 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};

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

// For predictors
Columns int ;Rows int ;Colors int ;_adeb *_bb .ImageBase ;};func (_bccd *PdfParser )parseObject ()(PdfObject ,error ){_eg .Log .Trace ("\u0052e\u0061d\u0020\u0064\u0069\u0072\u0065c\u0074\u0020o\u0062\u006a\u0065\u0063\u0074");_bccd .skipSpaces ();for {_cefg ,_gdbg :=_bccd ._ffad .Peek (2);
if _gdbg !=nil {if _gdbg !=_af .EOF ||len (_cefg )==0{return nil ,_gdbg ;};if len (_cefg )==1{_cefg =append (_cefg ,' ');};};_eg .Log .Trace ("\u0050e\u0065k\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u003a\u0020\u0025\u0073",string (_cefg ));if _cefg [0]=='/'{_bcbff ,_fggda :=_bccd .parseName ();
_eg .Log .Trace ("\u002d\u003e\u004ea\u006d\u0065\u003a\u0020\u0027\u0025\u0073\u0027",_bcbff );return &_bcbff ,_fggda ;}else if _cefg [0]=='('{_eg .Log .Trace ("\u002d>\u0053\u0074\u0072\u0069\u006e\u0067!");_cbbc ,_afab :=_bccd .parseString ();return _cbbc ,_afab ;
}else if _cefg [0]=='['{_eg .Log .Trace ("\u002d\u003e\u0041\u0072\u0072\u0061\u0079\u0021");_dbeda ,_dfbg :=_bccd .parseArray ();return _dbeda ,_dfbg ;}else if (_cefg [0]=='<')&&(_cefg [1]=='<'){_eg .Log .Trace ("\u002d>\u0044\u0069\u0063\u0074\u0021");
_cadgb ,_dbba :=_bccd .ParseDict ();return _cadgb ,_dbba ;}else if _cefg [0]=='<'{_eg .Log .Trace ("\u002d\u003e\u0048\u0065\u0078\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u0021");_bedaa ,_gace :=_bccd .parseHexString ();return _bedaa ,_gace ;}else if _cefg [0]=='%'{_bccd .readComment ();
_bccd .skipSpaces ();}else {_eg .Log .Trace ("\u002d\u003eN\u0075\u006d\u0062e\u0072\u0020\u006f\u0072\u0020\u0072\u0065\u0066\u003f");_cefg ,_ =_bccd ._ffad .Peek (15);_cedag :=string (_cefg );_eg .Log .Trace ("\u0050\u0065\u0065k\u0020\u0073\u0074\u0072\u003a\u0020\u0025\u0073",_cedag );
if (len (_cedag )> 3)&&(_cedag [:4]=="\u006e\u0075\u006c\u006c"){_fdagd ,_afcc :=_bccd .parseNull ();return &_fdagd ,_afcc ;}else if (len (_cedag )> 4)&&(_cedag [:5]=="\u0066\u0061\u006cs\u0065"){_cadc ,_ace :=_bccd .parseBool ();return &_cadc ,_ace ;}else if (len (_cedag )> 3)&&(_cedag [:4]=="\u0074\u0072\u0075\u0065"){_dace ,_gffbe :=_bccd .parseBool ();
return &_dace ,_gffbe ;};_ebac :=_dbceb .FindStringSubmatch (_cedag );if len (_ebac )> 1{_cefg ,_ =_bccd ._ffad .ReadBytes ('R');_eg .Log .Trace ("\u002d\u003e\u0020\u0021\u0052\u0065\u0066\u003a\u0020\u0027\u0025\u0073\u0027",string (_cefg [:]));_ddbf ,_aebb :=_ddfb (string (_cefg ));
_ddbf ._bgcgg =_bccd ;return &_ddbf ,_aebb ;};_fefa :=_ebfb .FindStringSubmatch (_cedag );if len (_fefa )> 1{_eg .Log .Trace ("\u002d\u003e\u0020\u004e\u0075\u006d\u0062\u0065\u0072\u0021");_gadga ,_gbdd :=_bccd .parseNumber ();return _gadga ,_gbdd ;};
_fefa =_cgddf .FindStringSubmatch (_cedag );if len (_fefa )> 1{_eg .Log .Trace ("\u002d\u003e\u0020\u0045xp\u006f\u006e\u0065\u006e\u0074\u0069\u0061\u006c\u0020\u004e\u0075\u006d\u0062\u0065r\u0021");_eg .Log .Trace ("\u0025\u0020\u0073",_fefa );_eefe ,_dbfb :=_bccd .parseNumber ();
return _eefe ,_dbfb ;};_eg .Log .Debug ("\u0045R\u0052\u004f\u0052\u0020U\u006e\u006b\u006e\u006f\u0077n\u0020(\u0070e\u0065\u006b\u0020\u0022\u0025\u0073\u0022)",_cedag );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 _cedcd (_gdafc ,_gggg ,_ggfc uint8 )uint8 {_fgad :=int (_ggfc );_gge :=int (_gggg )-_fgad ;_dacb :=int (_gdafc )-_fgad ;_fgad =_bgge (_gge +_dacb );_gge =_bgge (_gge );_dacb =_bgge (_dacb );if _gge <=_dacb &&_gge <=_fgad {return _gdafc ;}else if _dacb <=_fgad {return _gggg ;
};return _ggfc ;};

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

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

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

// Set sets the PdfObject at index i of the array. An error is returned if the index is outside bounds.
func (_gffgf *PdfObjectArray )Set (i int ,obj PdfObject )error {if i < 0||i >=len (_gffgf ._degg ){return _a .New ("\u006f\u0075\u0074\u0073\u0069\u0064\u0065\u0020\u0062o\u0075\u006e\u0064\u0073");};_gffgf ._degg [i ]=obj ;return nil ;};var _edeb =_a .New ("\u0045\u004f\u0046\u0020\u006e\u006f\u0074\u0020\u0066\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 (_afd *PdfCrypt )Encrypt (obj PdfObject ,parentObjNum ,parentGenNum int64 )error {if _afd .isEncrypted (obj ){return nil ;};switch _eed :=obj .(type ){case *PdfIndirectObject :_afd ._cege [_eed ]=true ;_eg .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",_eed .ObjectNumber ,_eed .GenerationNumber );
_dfbag :=_eed .ObjectNumber ;_ggg :=_eed .GenerationNumber ;_bee :=_afd .Encrypt (_eed .PdfObject ,_dfbag ,_ggg );if _bee !=nil {return _bee ;};return nil ;case *PdfObjectStream :_afd ._cege [_eed ]=true ;_fea :=_eed .PdfObjectDictionary ;if _fga ,_ddcf :=_fea .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_ddcf &&*_fga =="\u0058\u0052\u0065\u0066"{return nil ;};_bfbgb :=_eed .ObjectNumber ;_abdg :=_eed .GenerationNumber ;_eg .Log .Trace ("\u0045n\u0063\u0072\u0079\u0070t\u0069\u006e\u0067\u0020\u0073t\u0072e\u0061m\u0020\u0025\u0064\u0020\u0025\u0064\u0020!",_bfbgb ,_abdg );
_aec :=_gde ;if _afd ._gbg .V >=4{_aec =_afd ._fgg ;_eg .Log .Trace ("\u0074\u0068\u0069\u0073.s\u0074\u0072\u0065\u0061\u006d\u0046\u0069\u006c\u0074\u0065\u0072\u0020\u003d\u0020%\u0073",_afd ._fgg );if _fcfe ,_gdgg :=_fea .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectArray );
_gdgg {if _ddgb ,_dfab :=GetName (_fcfe .Get (0));_dfab {if *_ddgb =="\u0043\u0072\u0079p\u0074"{_aec ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _bbge ,_afgc :=_fea .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073").(*PdfObjectDictionary );
_afgc {if _ebec ,_daa :=_bbge .Get ("\u004e\u0061\u006d\u0065").(*PdfObjectName );_daa {if _ ,_eae :=_afd ._ggce [string (*_ebec )];_eae {_eg .Log .Trace ("\u0055\u0073\u0069\u006eg \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020%\u0073",*_ebec );
_aec =string (*_ebec );};};};};};};_eg .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_aec );if _aec =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};};_dga :=_afd .Encrypt (_eed .PdfObjectDictionary ,_bfbgb ,_abdg );
if _dga !=nil {return _dga ;};_gdaf ,_dga :=_afd .makeKey (_aec ,uint32 (_bfbgb ),uint32 (_abdg ),_afd ._db );if _dga !=nil {return _dga ;};_eed .Stream ,_dga =_afd .encryptBytes (_eed .Stream ,_aec ,_gdaf );if _dga !=nil {return _dga ;};_fea .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_eed .Stream ))));
return nil ;case *PdfObjectString :_eg .Log .Trace ("\u0045n\u0063r\u0079\u0070\u0074\u0069\u006eg\u0020\u0073t\u0072\u0069\u006e\u0067\u0021");_eafa :=_gde ;if _afd ._gbg .V >=4{_eg .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_afd ._bfd );
if _afd ._bfd =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};_eafa =_afd ._bfd ;};_aaff ,_ebef :=_afd .makeKey (_eafa ,uint32 (parentObjNum ),uint32 (parentGenNum ),_afd ._db );if _ebef !=nil {return _ebef ;};_ggab :=_eed .Str ();_eagga :=make ([]byte ,len (_ggab ));
for _dca :=0;_dca < len (_ggab );_dca ++{_eagga [_dca ]=_ggab [_dca ];};_eg .Log .Trace ("\u0045n\u0063\u0072\u0079\u0070\u0074\u0020\u0073\u0074\u0072\u0069\u006eg\u003a\u0020\u0025\u0073\u0020\u003a\u0020\u0025\u0020\u0078",_eagga ,_eagga );_eagga ,_ebef =_afd .encryptBytes (_eagga ,_eafa ,_aaff );
if _ebef !=nil {return _ebef ;};_eed ._cegg =string (_eagga );return nil ;case *PdfObjectArray :for _ ,_bfa :=range _eed .Elements (){_dba :=_afd .Encrypt (_bfa ,parentObjNum ,parentGenNum );if _dba !=nil {return _dba ;};};return nil ;case *PdfObjectDictionary :_fcdc :=false ;
if _gccd :=_eed .Get ("\u0054\u0079\u0070\u0065");_gccd !=nil {_ceec ,_aadg :=_gccd .(*PdfObjectName );if _aadg &&*_ceec =="\u0053\u0069\u0067"{_fcdc =true ;};};for _ ,_faa :=range _eed .Keys (){_gfa :=_eed .Get (_faa );if _fcdc &&string (_faa )=="\u0043\u006f\u006e\u0074\u0065\u006e\u0074\u0073"{continue ;
};if string (_faa )!="\u0050\u0061\u0072\u0065\u006e\u0074"&&string (_faa )!="\u0050\u0072\u0065\u0076"&&string (_faa )!="\u004c\u0061\u0073\u0074"{_bgaa :=_afd .Encrypt (_gfa ,parentObjNum ,parentGenNum );if _bgaa !=nil {return _bgaa ;};};};return nil ;
};return nil ;};

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

// DrawableImage is same as golang image/draw's Image interface that allow drawing images.
type DrawableImage interface{ColorModel ()_b .Model ;Bounds ()_ga .Rectangle ;At (_debe ,_aafab int )_b .Color ;Set (_bcfd ,_acfgg int ,_baf _b .Color );};

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

// SetImage sets the image base for given flate encoder.
func (_facb *FlateEncoder )SetImage (img *_bb .ImageBase ){_facb ._adeb =img };func _abdgc (_dgfff int )int {if _dgfff < 0{return -_dgfff ;};return _dgfff ;};

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

// MakeDictMap creates a PdfObjectDictionary initialized from a map of keys to values.
func MakeDictMap (objmap map[string ]PdfObject )*PdfObjectDictionary {_beab :=MakeDict ();return _beab .Update (objmap );};func (_bedac *PdfParser )xrefNextObjectOffset (_ddcb int64 )int64 {_cecc :=int64 (0);if len (_bedac ._bgbb .ObjectMap )==0{return 0;
};if len (_bedac ._bgbb ._eag )==0{_gcfa :=0;for _ ,_ddda :=range _bedac ._bgbb .ObjectMap {if _ddda .Offset > 0{_gcfa ++;};};if _gcfa ==0{return 0;};_bedac ._bgbb ._eag =make ([]XrefObject ,_gcfa );_fddgf :=0;for _ ,_edab :=range _bedac ._bgbb .ObjectMap {if _edab .Offset > 0{_bedac ._bgbb ._eag [_fddgf ]=_edab ;
_fddgf ++;};};_gb .Slice (_bedac ._bgbb ._eag ,func (_dacef ,_agff int )bool {return _bedac ._bgbb ._eag [_dacef ].Offset < _bedac ._bgbb ._eag [_agff ].Offset ;});};_fbab :=_gb .Search (len (_bedac ._bgbb ._eag ),func (_acfb int )bool {return _bedac ._bgbb ._eag [_acfb ].Offset >=_ddcb });
if _fbab < len (_bedac ._bgbb ._eag ){_cecc =_bedac ._bgbb ._eag [_fbab ].Offset ;};return _cecc ;};type offsetReader struct{_ggcc _af .ReadSeeker ;_gadg int64 ;};

// WriteString outputs the object as it is to be written to file.
func (_ffbec *PdfObjectReference )WriteString ()string {var _aagg _gbb .Builder ;_aagg .WriteString (_g .FormatInt (_ffbec .ObjectNumber ,10));_aagg .WriteString ("\u0020");_aagg .WriteString (_g .FormatInt (_ffbec .GenerationNumber ,10));_aagg .WriteString ("\u0020\u0052");
return _aagg .String ();};func (_fbcg *PdfParser )parseString ()(*PdfObjectString ,error ){_fbcg ._ffad .ReadByte ();var _fbddba _ce .Buffer ;_fcaba :=1;for {_dfbf ,_bdab :=_fbcg ._ffad .Peek (1);if _bdab !=nil {return MakeString (_fbddba .String ()),_bdab ;
};if _dfbf [0]=='\\'{_fbcg ._ffad .ReadByte ();_babg ,_fega :=_fbcg ._ffad .ReadByte ();if _fega !=nil {return MakeString (_fbddba .String ()),_fega ;};if IsOctalDigit (_babg ){_dfdf ,_gdfc :=_fbcg ._ffad .Peek (2);if _gdfc !=nil {return MakeString (_fbddba .String ()),_gdfc ;
};var _edde []byte ;_edde =append (_edde ,_babg );for _ ,_fadf :=range _dfdf {if IsOctalDigit (_fadf ){_edde =append (_edde ,_fadf );}else {break ;};};_fbcg ._ffad .Discard (len (_edde )-1);_eg .Log .Trace ("\u004e\u0075\u006d\u0065ri\u0063\u0020\u0073\u0074\u0072\u0069\u006e\u0067\u0020\u0022\u0025\u0073\u0022",_edde );
_bgbe ,_gdfc :=_g .ParseUint (string (_edde ),8,32);if _gdfc !=nil {return MakeString (_fbddba .String ()),_gdfc ;};_fbddba .WriteByte (byte (_bgbe ));continue ;};switch _babg {case 'n':_fbddba .WriteRune ('\n');case 'r':_fbddba .WriteRune ('\r');case 't':_fbddba .WriteRune ('\t');
case 'b':_fbddba .WriteRune ('\b');case 'f':_fbddba .WriteRune ('\f');case '(':_fbddba .WriteRune ('(');case ')':_fbddba .WriteRune (')');case '\\':_fbddba .WriteRune ('\\');};continue ;}else if _dfbf [0]=='('{_fcaba ++;}else if _dfbf [0]==')'{_fcaba --;
if _fcaba ==0{_fbcg ._ffad .ReadByte ();break ;};};_gegf ,_ :=_fbcg ._ffad .ReadByte ();_fbddba .WriteByte (_gegf );};return MakeString (_fbddba .String ()),nil ;};type objectStream struct{N int ;_ca []byte ;_fg map[int ]int64 ;};

// GetXrefType returns the type of the first xref object (table or stream).
func (_cffba *PdfParser )GetXrefType ()*xrefType {return _cffba ._febf };const (XrefTypeTableEntry xrefType =iota ;XrefTypeObjectStream xrefType =iota ;);

// EncodeBytes encodes a bytes array and return the encoded value based on the encoder parameters.
func (_abf *FlateEncoder )EncodeBytes (data []byte )([]byte ,error ){if _abf .Predictor !=1&&_abf .Predictor !=11{_eg .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 _abf .Predictor ==11{_fagc :=_abf .Columns ;_gcdb :=len (data )/_fagc ;if len (data )%_fagc !=0{_eg .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");};_gfee :=_ce .NewBuffer (nil );_gec :=make ([]byte ,_fagc );for _fdb :=0;_fdb < _gcdb ;_fdb ++{_beff :=data [_fagc *_fdb :_fagc *(_fdb +1)];
_gec [0]=_beff [0];for _bfcdb :=1;_bfcdb < _fagc ;_bfcdb ++{_gec [_bfcdb ]=byte (int (_beff [_bfcdb ]-_beff [_bfcdb -1])%256);};_gfee .WriteByte (1);_gfee .Write (_gec );};data =_gfee .Bytes ();};var _cecg _ce .Buffer ;_bbgea :=_ff .NewWriter (&_cecg );
_bbgea .Write (data );_bbgea .Close ();return _cecg .Bytes (),nil ;};func _fgf (_ddg PdfObject )(int64 ,int64 ,error ){if _bea ,_aba :=_ddg .(*PdfIndirectObject );_aba {return _bea .ObjectNumber ,_bea .GenerationNumber ,nil ;};if _ba ,_feg :=_ddg .(*PdfObjectStream );
_feg {return _ba .ObjectNumber ,_ba .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");};

// NewASCII85Encoder makes a new ASCII85 encoder.
func NewASCII85Encoder ()*ASCII85Encoder {_fdec :=&ASCII85Encoder {};return _fdec };func (_fgdd *PdfParser )readComment ()(string ,error ){var _gdcd _ce .Buffer ;_ ,_ffc :=_fgdd .skipSpaces ();if _ffc !=nil {return _gdcd .String (),_ffc ;};_fafg :=true ;
for {_cgcg ,_bbed :=_fgdd ._ffad .Peek (1);if _bbed !=nil {_eg .Log .Debug ("\u0045\u0072\u0072\u006f\u0072\u0020\u0025\u0073",_bbed .Error ());return _gdcd .String (),_bbed ;};if _fafg &&_cgcg [0]!='%'{return _gdcd .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");
};_fafg =false ;if (_cgcg [0]!='\r')&&(_cgcg [0]!='\n'){_cgac ,_ :=_fgdd ._ffad .ReadByte ();_gdcd .WriteByte (_cgac );}else {break ;};};return _gdcd .String (),nil ;};

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

// 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 ){_gac :=&PdfCrypt {_afc :false ,_ffe :make (map[PdfObject ]bool ),_cege :make (map[PdfObject ]bool ),_cecd :make (map[int ]struct{}),_dcc :parser };_gffb ,_gcg :=ed .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectName );
if !_gcg {_eg .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 _gac ,_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 *_gffb !="\u0053\u0074\u0061\u006e\u0064\u0061\u0072\u0064"{_eg .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",*_gffb );
return _gac ,_a .New ("\u0075n\u0073u\u0070\u0070\u006f\u0072\u0074e\u0064\u0020F\u0069\u006c\u0074\u0065\u0072");};_gac ._gbg .Filter =string (*_gffb );if _bfe ,_fbb :=ed .Get ("\u0053u\u0062\u0046\u0069\u006c\u0074\u0065r").(*PdfObjectString );_fbb {_gac ._gbg .SubFilter =_bfe .Str ();
_eg .Log .Debug ("\u0055s\u0069n\u0067\u0020\u0073\u0075\u0062f\u0069\u006ct\u0065\u0072\u0020\u0025\u0073",_bfe );};if L ,_ddb :=ed .Get ("\u004c\u0065\u006e\u0067\u0074\u0068").(*PdfObjectInteger );_ddb {if (*L %8)!=0{_eg .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 _gac ,_a .New ("\u0069n\u0076\u0061\u006c\u0069d\u0020\u0065\u006e\u0063\u0072y\u0070t\u0069o\u006e\u0020\u006c\u0065\u006e\u0067\u0074h");};_gac ._gbg .Length =int (*L );}else {_gac ._gbg .Length =40;};_gac ._gbg .V =0;if _afa ,_acfg :=ed .Get ("\u0056").(*PdfObjectInteger );
_acfg {V :=int (*_afa );_gac ._gbg .V =V ;if V >=1&&V <=2{_gac ._ggce =_cag (_gac ._gbg .Length );}else if V >=4&&V <=5{if _ebe :=_gac .loadCryptFilters (ed );_ebe !=nil {return _gac ,_ebe ;};}else {_eg .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 _gac ,_a .New ("u\u006e\u0073\u0075\u0070po\u0072t\u0065\u0064\u0020\u0061\u006cg\u006f\u0072\u0069\u0074\u0068\u006d");};};if _bdb :=_gba (&_gac ._edcd ,ed );_bdb !=nil {return _gac ,_bdb ;};_cgee :="";if _agb ,_dfe :=trailer .Get ("\u0049\u0044").(*PdfObjectArray );
_dfe &&_agb .Len ()>=1{_gga ,_eced :=GetString (_agb .Get (0));if !_eced {return _gac ,_a .New ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u0074r\u0061\u0069l\u0065\u0072\u0020\u0049\u0044");};_cgee =_gga .Str ();}else {_eg .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");
};_gac ._eeb =_cgee ;return _gac ,nil ;};

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

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

// 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 _dbfa (o ,0,traversed );};

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

// GetNameVal returns the string value represented by the PdfObject directly or indirectly if
// contained within an indirect object. On type mismatch the found bool flag returned is false and
// an empty string is returned.
func GetNameVal (obj PdfObject )(_fccd string ,_gged bool ){_cbcb ,_gged :=TraceToDirectObject (obj ).(*PdfObjectName );if _gged {return string (*_cbcb ),true ;};return ;};

// 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 _egbgb _ce .Buffer ;_egbgb .Write ([]byte {0xFE,0xFF});_egbgb .WriteString (_gg .StringToUTF16 (s ));return &PdfObjectString {_cegg :_egbgb .String (),_fgce :true };};return &PdfObjectString {_cegg :string (_gg .StringToPDFDocEncoding (s )),_fgce :false };
};

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

// PdfIndirectObject represents the primitive PDF indirect object.
type PdfIndirectObject struct{PdfObjectReference ;PdfObject ;};func (_cafa *PdfCrypt )encryptBytes (_gca []byte ,_efbg string ,_bgf []byte )([]byte ,error ){_eg .Log .Trace ("\u0045\u006e\u0063\u0072\u0079\u0070\u0074\u0020\u0062\u0079\u0074\u0065\u0073");
_cfe ,_ecgaf :=_cafa ._ggce [_efbg ];if !_ecgaf {return nil ,_fcd .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_efbg );};return _cfe .EncryptBytes (_gca ,_bgf );};

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

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

// NewParserFromString is used for testing purposes.
func NewParserFromString (txt string )*PdfParser {_ddcbb :=_ce .NewReader ([]byte (txt ));_bec :=&PdfParser {ObjCache :objectCache {},_cdcg :_ddcbb ,_ffad :_ef .NewReader (_ddcbb ),_cbba :int64 (len (txt )),_bdfd :map[int64 ]bool {},_feda :make (map[*PdfParser ]*PdfParser )};
_bec ._bgbb .ObjectMap =make (map[int ]XrefObject );return _bec ;};func (_ggea *PdfParser )getNumbersOfUpdatedObjects (_ddfa *PdfParser )([]int ,error ){if _ddfa ==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");
};_afegd :=_ddfa ._cbba ;_gbbe :=make ([]int ,0);_bfbc :=make (map[int ]interface{});_gedgf :=make (map[int ]int64 );for _fccg ,_cfcc :=range _ggea ._bgbb .ObjectMap {if _cfcc .Offset ==0{if _cfcc .OsObjNumber !=0{if _bcdc ,_gdce :=_ggea ._bgbb .ObjectMap [_cfcc .OsObjNumber ];
_gdce {_bfbc [_cfcc .OsObjNumber ]=struct{}{};_gedgf [_fccg ]=_bcdc .Offset ;}else {return nil ,_a .New ("u\u006ed\u0065\u0066\u0069\u006e\u0065\u0064\u0020\u0078r\u0065\u0066\u0020\u0074ab\u006c\u0065");};};}else {_gedgf [_fccg ]=_cfcc .Offset ;};};for _cgbg ,_ecaae :=range _gedgf {if _ ,_gfca :=_bfbc [_cgbg ];
_gfca {continue ;};if _ecaae > _afegd {_gbbe =append (_gbbe ,_cgbg );};};return _gbbe ,nil ;};var _dffa =[]byte ("\u0030\u0031\u0032\u003345\u0036\u0037\u0038\u0039\u0061\u0062\u0063\u0064\u0065\u0066\u0041\u0042\u0043\u0044E\u0046");

// DecodeStream decodes a LZW encoded stream and returns the result as a
// slice of bytes.
func (_edfgc *LZWEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_eg .Log .Trace ("\u004c\u005a\u0057 \u0044\u0065\u0063\u006f\u0064\u0069\u006e\u0067");_eg .Log .Trace ("\u0050\u0072\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u003a\u0020\u0025\u0064",_edfgc .Predictor );
_cdae ,_abbe :=_edfgc .DecodeBytes (streamObj .Stream );if _abbe !=nil {return nil ,_abbe ;};_eg .Log .Trace ("\u0020\u0049\u004e\u003a\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (streamObj .Stream ),streamObj .Stream );_eg .Log .Trace ("\u004f\u0055\u0054\u003a\u0020\u0028\u0025\u0064\u0029\u0020\u0025\u0020\u0078",len (_cdae ),_cdae );
if _edfgc .Predictor > 1{if _edfgc .Predictor ==2{_eg .Log .Trace ("\u0054\u0069\u0066\u0066\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067");_egd :=_edfgc .Columns *_edfgc .Colors ;if _egd < 1{return []byte {},nil ;};_gebg :=len (_cdae )/_egd ;
if len (_cdae )%_egd !=0{_eg .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 ,_fcd .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 (_cdae ),_egd );};if _egd %_edfgc .Colors !=0{return nil ,_fcd .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",_egd ,_edfgc .Colors );
};if _egd > len (_cdae ){_eg .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",_egd ,len (_cdae ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_eg .Log .Trace ("i\u006e\u0070\u0020\u006fut\u0044a\u0074\u0061\u0020\u0028\u0025d\u0029\u003a\u0020\u0025\u0020\u0078",len (_cdae ),_cdae );
_cfcb :=_ce .NewBuffer (nil );for _cgeea :=0;_cgeea < _gebg ;_cgeea ++{_deae :=_cdae [_egd *_cgeea :_egd *(_cgeea +1)];for _dfge :=_edfgc .Colors ;_dfge < _egd ;_dfge ++{_deae [_dfge ]=byte (int (_deae [_dfge ]+_deae [_dfge -_edfgc .Colors ])%256);};_cfcb .Write (_deae );
};_dgg :=_cfcb .Bytes ();_eg .Log .Trace ("\u0050O\u0075t\u0044\u0061\u0074\u0061\u0020(\u0025\u0064)\u003a\u0020\u0025\u0020\u0078",len (_dgg ),_dgg );return _dgg ,nil ;}else if _edfgc .Predictor >=10&&_edfgc .Predictor <=15{_eg .Log .Trace ("\u0050\u004e\u0047 \u0045\u006e\u0063\u006f\u0064\u0069\u006e\u0067");
_bgab :=_edfgc .Columns *_edfgc .Colors +1;if _bgab < 1{return []byte {},nil ;};_eefdf :=len (_cdae )/_bgab ;if len (_cdae )%_bgab !=0{return nil ,_fcd .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 (_cdae ),_bgab );
};if _bgab > len (_cdae ){_eg .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",_bgab ,len (_cdae ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_gagcg :=_ce .NewBuffer (nil );_eg .Log .Trace ("P\u0072\u0065\u0064\u0069ct\u006fr\u0020\u0063\u006f\u006c\u0075m\u006e\u0073\u003a\u0020\u0025\u0064",_edfgc .Columns );
_eg .Log .Trace ("\u004ce\u006e\u0067\u0074\u0068:\u0020\u0025\u0064\u0020\u002f \u0025d\u0020=\u0020\u0025\u0064\u0020\u0072\u006f\u0077s",len (_cdae ),_bgab ,_eefdf );_efg :=make ([]byte ,_bgab );for _eefa :=0;_eefa < _bgab ;_eefa ++{_efg [_eefa ]=0;
};for _cdaf :=0;_cdaf < _eefdf ;_cdaf ++{_afbd :=_cdae [_bgab *_cdaf :_bgab *(_cdaf +1)];_eeba :=_afbd [0];switch _eeba {case 0:case 1:for _bede :=2;_bede < _bgab ;_bede ++{_afbd [_bede ]=byte (int (_afbd [_bede ]+_afbd [_bede -1])%256);};case 2:for _abfc :=1;
_abfc < _bgab ;_abfc ++{_afbd [_abfc ]=byte (int (_afbd [_abfc ]+_efg [_abfc ])%256);};default:_eg .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",_eeba );
return nil ,_fcd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_eeba );};for _fec :=0;_fec < _bgab ;_fec ++{_efg [_fec ]=_afbd [_fec ];};_gagcg .Write (_afbd [1:]);
};_afba :=_gagcg .Bytes ();return _afba ,nil ;}else {_eg .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",_edfgc .Predictor );
return nil ,_fcd .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",_edfgc .Predictor );};};return _cdae ,nil ;};

// 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 (_fdee *PdfObjectDictionary )GetString (key PdfObjectName )(string ,bool ){_ceee :=_fdee .Get (key );if _ceee ==nil {return "",false ;};_eagc ,_gacc :=_ceee .(*PdfObjectString );if !_gacc {return "",false ;};return _eagc .Str (),true ;};const (JB2Generic JBIG2CompressionType =iota ;
JB2SymbolCorrelation ;JB2SymbolRankHaus ;);

// 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 (_eeefg *PdfParser )IsEncrypted ()(bool ,error ){if _eeefg ._fdge !=nil {return true ,nil ;}else if _eeefg ._eaea ==nil {return false ,nil ;};_eg .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");
_fbdeb :=_eeefg ._eaea .Get ("\u0045n\u0063\u0072\u0079\u0070\u0074");if _fbdeb ==nil {return false ,nil ;};_eg .Log .Trace ("\u0049\u0073\u0020\u0065\u006e\u0063\u0072\u0079\u0070\u0074\u0065\u0064\u0021");var (_gaa *PdfObjectDictionary ;);switch _ccff :=_fbdeb .(type ){case *PdfObjectDictionary :_gaa =_ccff ;
case *PdfObjectReference :_eg .Log .Trace ("\u0030\u003a\u0020\u004c\u006f\u006f\u006b\u0020\u0075\u0070\u0020\u0072e\u0066\u0020\u0025\u0071",_ccff );_gcfcf ,_cdaaa :=_eeefg .LookupByReference (*_ccff );_eg .Log .Trace ("\u0031\u003a\u0020%\u0071",_gcfcf );
if _cdaaa !=nil {return false ,_cdaaa ;};_gefd ,_ecede :=_gcfcf .(*PdfIndirectObject );if !_ecede {_eg .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");};_cdag ,_ecede :=_gefd .PdfObject .(*PdfObjectDictionary );_eeefg ._dge =_gefd ;_eg .Log .Trace ("\u0032\u003a\u0020%\u0071",_cdag );if !_ecede {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");
};_gaa =_cdag ;case *PdfObjectNull :_eg .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 ,_fcd .Errorf ("u\u006es\u0075\u0070\u0070\u006f\u0072\u0074\u0065\u0064 \u0074\u0079\u0070\u0065: \u0025\u0054",_ccff );};_dcfd ,_bfacf :=PdfCryptNewDecrypt (_eeefg ,_gaa ,_eeefg ._eaea );if _bfacf !=nil {return false ,_bfacf ;
};for _ ,_gggec :=range []string {"\u0045n\u0063\u0072\u0079\u0070\u0074"}{_fgdb :=_eeefg ._eaea .Get (PdfObjectName (_gggec ));if _fgdb ==nil {continue ;};switch _bgcd :=_fgdb .(type ){case *PdfObjectReference :_dcfd ._cecd [int (_bgcd .ObjectNumber )]=struct{}{};
case *PdfIndirectObject :_dcfd ._ffe [_bgcd ]=true ;_dcfd ._cecd [int (_bgcd .ObjectNumber )]=struct{}{};};};_eeefg ._fdge =_dcfd ;_eg .Log .Trace ("\u0043\u0072\u0079\u0070\u0074\u0065\u0072\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u0025\u0062",_dcfd );
return true ,nil ;};func (_gea *PdfParser )checkPostEOFData ()error {const _fgdf ="\u0025\u0025\u0045O\u0046";_ ,_afbb :=_gea ._cdcg .Seek (-int64 (len ([]byte (_fgdf )))-1,_af .SeekEnd );if _afbb !=nil {return _afbb ;};_abc :=make ([]byte ,len ([]byte (_fgdf ))+1);
_ ,_afbb =_gea ._cdcg .Read (_abc );if _afbb !=nil {if _afbb !=_af .EOF {return _afbb ;};};if string (_abc )==_fgdf ||string (_abc )==_fgdf +"\u000a"{_gea ._abbae ._dfff =true ;};return nil ;};func (_dfba *PdfCrypt )decryptBytes (_gcd []byte ,_acff string ,_ggb []byte )([]byte ,error ){_eg .Log .Trace ("\u0044\u0065\u0063\u0072\u0079\u0070\u0074\u0020\u0062\u0079\u0074\u0065\u0073");
_gag ,_aee :=_dfba ._ggce [_acff ];if !_aee {return nil ,_fcd .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_acff );};return _gag .DecryptBytes (_gcd ,_ggb );};func (_fge *PdfParser )parseBool ()(PdfObjectBool ,error ){_cddac ,_cedd :=_fge ._ffad .Peek (4);
if _cedd !=nil {return PdfObjectBool (false ),_cedd ;};if (len (_cddac )>=4)&&(string (_cddac [:4])=="\u0074\u0072\u0075\u0065"){_fge ._ffad .Discard (4);return PdfObjectBool (true ),nil ;};_cddac ,_cedd =_fge ._ffad .Peek (5);if _cedd !=nil {return PdfObjectBool (false ),_cedd ;
};if (len (_cddac )>=5)&&(string (_cddac [:5])=="\u0066\u0061\u006cs\u0065"){_fge ._ffad .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");
};

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

// GetNumbersAsFloat converts a list of pdf objects representing floats or integers to a slice of
// float64 values.
func GetNumbersAsFloat (objects []PdfObject )(_efefb []float64 ,_babd error ){for _ ,_eacf :=range objects {_cfag ,_adfa :=GetNumberAsFloat (_eacf );if _adfa !=nil {return nil ,_adfa ;};_efefb =append (_efefb ,_cfag );};return _efefb ,nil ;};func (_gcf *PdfCrypt )newEncryptDict ()*PdfObjectDictionary {_agc :=MakeDict ();
_agc .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",MakeName ("\u0053\u0074\u0061\u006e\u0064\u0061\u0072\u0064"));_agc .Set ("\u0056",MakeInteger (int64 (_gcf ._gbg .V )));_agc .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (_gcf ._gbg .Length )));
return _agc ;};

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

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

// MakeDecodeParams makes a new instance of an encoding dictionary based on the current encoder settings.
func (_gccf *JBIG2Encoder )MakeDecodeParams ()PdfObject {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 )(_eceg *PdfObjectArray ,_bcca bool ){_eceg ,_bcca =TraceToDirectObject (obj ).(*PdfObjectArray );return _eceg ,_bcca ;};

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

// DecodeBytes decodes a byte slice from Run length encoding.
//
// 7.4.5 RunLengthDecode Filter
// The RunLengthDecode filter decodes data that has been encoded in a simple byte-oriented format based on run length.
// The encoded data shall be a sequence of runs, where each run shall consist of a length byte followed by 1 to 128
// bytes of data. If the length byte is in the range 0 to 127, the following length + 1 (1 to 128) bytes shall be
// copied literally during decompression. If length is in the range 129 to 255, the following single byte shall be
// copied 257 - length (2 to 128) times during decompression. A length value of 128 shall denote EOD.
func (_faea *RunLengthEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_agd :=_ce .NewReader (encoded );var _gcgd []byte ;for {_efa ,_geffe :=_agd .ReadByte ();if _geffe !=nil {return nil ,_geffe ;};if _efa > 128{_cfcbf ,_aeb :=_agd .ReadByte ();
if _aeb !=nil {return nil ,_aeb ;};for _gdc :=0;_gdc < 257-int (_efa );_gdc ++{_gcgd =append (_gcgd ,_cfcbf );};}else if _efa < 128{for _edea :=0;_edea < int (_efa )+1;_edea ++{_addb ,_befa :=_agd .ReadByte ();if _befa !=nil {return nil ,_befa ;};_gcgd =append (_gcgd ,_addb );
};}else {break ;};};return _gcgd ,nil ;};

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

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

// PdfVersion returns version of the PDF file.
func (_bbfe *PdfParser )PdfVersion ()Version {return _bbfe ._cgg };func (_defc *PdfParser )loadXrefs ()(*PdfObjectDictionary ,error ){_defc ._bgbb .ObjectMap =make (map[int ]XrefObject );_defc ._facda =make (objectStreams );_adgb ,_eaga :=_defc ._cdcg .Seek (0,_af .SeekEnd );
if _eaga !=nil {return nil ,_eaga ;};_eg .Log .Trace ("\u0066s\u0069\u007a\u0065\u003a\u0020\u0025d",_adgb );_defc ._cbba =_adgb ;_eaga =_defc .seekToEOFMarker (_adgb );if _eaga !=nil {_eg .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",_eaga );
return nil ,_eaga ;};_gcggc ,_eaga :=_defc ._cdcg .Seek (0,_af .SeekCurrent );if _eaga !=nil {return nil ,_eaga ;};var _ccbd int64 =64;_dbbb :=_gcggc -_ccbd ;if _dbbb < 0{_dbbb =0;};_ ,_eaga =_defc ._cdcg .Seek (_dbbb ,_af .SeekStart );if _eaga !=nil {return nil ,_eaga ;
};_aabcf :=make ([]byte ,_ccbd );_ ,_eaga =_defc ._cdcg .Read (_aabcf );if _eaga !=nil {_eg .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",_eaga );
return nil ,_eaga ;};_adbfd :=_ceba .FindStringSubmatch (string (_aabcf ));if len (_adbfd )< 2{_eg .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 (_adbfd )> 2{_eg .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",_aabcf );
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");};_dccf ,_ :=_g .ParseInt (_adbfd [1],10,64);_eg .Log .Trace ("\u0073t\u0061r\u0074\u0078\u0072\u0065\u0066\u0020\u0061\u0074\u0020\u0025\u0064",_dccf );
if _dccf > _adgb {_eg .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");_eg .Log .Debug ("\u0041\u0074\u0074\u0065\u006d\u0070\u0074\u0069\u006e\u0067\u0020\u0072e\u0070\u0061\u0069\u0072");
_dccf ,_eaga =_defc .repairLocateXref ();if _eaga !=nil {_eg .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 ,_eaga ;};};_defc ._cdcg .Seek (_dccf ,_af .SeekStart );_defc ._ffad =_ef .NewReader (_defc ._cdcg );_daef ,_eaga :=_defc .parseXref ();if _eaga !=nil {return nil ,_eaga ;};_dfdee :=_daef .Get ("\u0058R\u0065\u0066\u0053\u0074\u006d");if _dfdee !=nil {_adag ,_gfce :=_dfdee .(*PdfObjectInteger );
if !_gfce {return nil ,_a .New ("\u0058\u0052\u0065\u0066\u0053\u0074\u006d\u0020\u0021=\u0020\u0069\u006e\u0074");};_ ,_eaga =_defc .parseXrefStream (_adag );if _eaga !=nil {return nil ,_eaga ;};};var _efbga []int64 ;_aebg :=func (_gffg int64 ,_degf []int64 )bool {for _ ,_caeg :=range _degf {if _caeg ==_gffg {return true ;
};};return false ;};_dfdee =_daef .Get ("\u0050\u0072\u0065\u0076");for _dfdee !=nil {_bcag ,_egcfe :=_dfdee .(*PdfObjectInteger );if !_egcfe {_eg .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",_dfdee );
return _daef ,nil ;};_agbc :=*_bcag ;_eg .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",_agbc );_defc ._cdcg .Seek (int64 (_agbc ),_af .SeekStart );
_defc ._ffad =_ef .NewReader (_defc ._cdcg );_accf ,_bgeb :=_defc .parseXref ();if _bgeb !=nil {_eg .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");
_eg .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 ;};_defc ._eecb =append (_defc ._eecb ,int64 (_agbc ));
_dfdee =_accf .Get ("\u0050\u0072\u0065\u0076");if _dfdee !=nil {_baad :=*(_dfdee .(*PdfObjectInteger ));if _aebg (int64 (_baad ),_efbga ){_eg .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 ;};_efbga =append (_efbga ,int64 (_baad ));};};return _daef ,nil ;};

// Seek implementation of Seek interface.
func (_fdadc *limitedReadSeeker )Seek (offset int64 ,whence int )(int64 ,error ){var _bfce int64 ;switch whence {case _af .SeekStart :_bfce =offset ;case _af .SeekCurrent :_acfga ,_dddfe :=_fdadc ._aafac .Seek (0,_af .SeekCurrent );if _dddfe !=nil {return 0,_dddfe ;
};_bfce =_acfga +offset ;case _af .SeekEnd :_bfce =_fdadc ._cdcd +offset ;};if _abcd :=_fdadc .getError (_bfce );_abcd !=nil {return 0,_abcd ;};if _ ,_aaee :=_fdadc ._aafac .Seek (_bfce ,_af .SeekStart );_aaee !=nil {return 0,_aaee ;};return _bfce ,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 (_bcea *PdfObjectArray )ToFloat64Array ()([]float64 ,error ){var _baab []float64 ;for _ ,_bade :=range _bcea .Elements (){switch _gacg :=_bade .(type ){case *PdfObjectInteger :_baab =append (_baab ,float64 (*_gacg ));case *PdfObjectFloat :_baab =append (_baab ,float64 (*_gacg ));
default:return nil ,ErrTypeError ;};};return _baab ,nil ;};

// PdfObjectArray represents the primitive PDF array object.
type PdfObjectArray struct{_degg []PdfObject };const _ffa =6;

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

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

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

// For predictors
Columns int ;Colors int ;

// LZW algorithm setting.
EarlyChange int ;};

// 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 ;};func (_cbga *PdfParser )repairSeekXrefMarker ()error {_fabdc ,_bffcc :=_cbga ._cdcg .Seek (0,_af .SeekEnd );if _bffcc !=nil {return _bffcc ;};_ggccg :=_ab .MustCompile ("\u005cs\u0078\u0072\u0065\u0066\u005c\u0073*");var _edgd int64 ;
var _dgdc int64 =1000;for _edgd < _fabdc {if _fabdc <=(_dgdc +_edgd ){_dgdc =_fabdc -_edgd ;};_ ,_ffddd :=_cbga ._cdcg .Seek (-_edgd -_dgdc ,_af .SeekEnd );if _ffddd !=nil {return _ffddd ;};_ffff :=make ([]byte ,_dgdc );_cbga ._cdcg .Read (_ffff );_eg .Log .Trace ("\u004c\u006f\u006fki\u006e\u0067\u0020\u0066\u006f\u0072\u0020\u0078\u0072\u0065\u0066\u0020\u003a\u0020\u0022\u0025\u0073\u0022",string (_ffff ));
_adge :=_ggccg .FindAllStringIndex (string (_ffff ),-1);if _adge !=nil {_cbbf :=_adge [len (_adge )-1];_eg .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_adge );_cbga ._cdcg .Seek (-_edgd -_dgdc +int64 (_cbbf [0]),_af .SeekEnd );_cbga ._ffad =_ef .NewReader (_cbga ._cdcg );
for {_eege ,_bgced :=_cbga ._ffad .Peek (1);if _bgced !=nil {return _bgced ;};_eg .Log .Trace ("\u0042\u003a\u0020\u0025\u0064\u0020\u0025\u0063",_eege [0],_eege [0]);if !IsWhiteSpace (_eege [0]){break ;};_cbga ._ffad .Discard (1);};return nil ;};_eg .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");
_edgd +=_dgdc ;};_eg .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");};func (_acac *offsetReader )Seek (offset int64 ,whence int )(int64 ,error ){if whence ==_af .SeekStart {offset +=_acac ._gadg ;};_fddb ,_beef :=_acac ._ggcc .Seek (offset ,whence );
if _beef !=nil {return _fddb ,_beef ;};if whence ==_af .SeekCurrent {_fddb -=_acac ._gadg ;};if _fddb < 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 _fddb ,nil ;};

// Update updates multiple keys and returns the dictionary back so can be used in a chained fashion.
func (_gffcc *PdfObjectDictionary )Update (objmap map[string ]PdfObject )*PdfObjectDictionary {_gffcc ._cgbf .Lock ();defer _gffcc ._cgbf .Unlock ();for _dbae ,_dfffb :=range objmap {_gffcc .setWithLock (PdfObjectName (_dbae ),_dfffb ,false );};return _gffcc ;
};func _bcg (_eccb *PdfObjectStream ,_gab *PdfObjectDictionary )(*FlateEncoder ,error ){_bdc :=NewFlateEncoder ();_cad :=_eccb .PdfObjectDictionary ;if _cad ==nil {return _bdc ,nil ;};_bdc ._adeb =_bcegb (_cad );if _gab ==nil {_cbd :=TraceToDirectObject (_cad .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));
switch _dcada :=_cbd .(type ){case *PdfObjectArray :if _dcada .Len ()!=1{_eg .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",_dcada .Len ());
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};if _beac ,_agf :=GetDict (_dcada .Get (0));_agf {_gab =_beac ;};case *PdfObjectDictionary :_gab =_dcada ;case *PdfObjectNull ,nil :default:_eg .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",_cbd );
return nil ,_fcd .Errorf ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _gab ==nil {return _bdc ,nil ;};_eg .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_gab .String ());
_fabe :=_gab .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr");if _fabe ==nil {_eg .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 {_cca ,_gfb :=_fabe .(*PdfObjectInteger );if !_gfb {_eg .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",_fabe );
return nil ,_fcd .Errorf ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0050\u0072\u0065\u0064i\u0063\u0074\u006f\u0072");};_bdc .Predictor =int (*_cca );};_fabe =_gab .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");
if _fabe !=nil {_dffg ,_bdee :=_fabe .(*PdfObjectInteger );if !_bdee {_eg .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 ,_fcd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0042\u0069\u0074\u0073\u0050e\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074");};_bdc .BitsPerComponent =int (*_dffg );};if _bdc .Predictor > 1{_bdc .Columns =1;_fabe =_gab .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073");
if _fabe !=nil {_bfec ,_cbg :=_fabe .(*PdfObjectInteger );if !_cbg {return nil ,_fcd .Errorf ("\u0070r\u0065\u0064\u0069\u0063\u0074\u006f\u0072\u0020\u0063\u006f\u006cu\u006d\u006e\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064");};_bdc .Columns =int (*_bfec );
};_bdc .Colors =1;_fabe =_gab .Get ("\u0043\u006f\u006c\u006f\u0072\u0073");if _fabe !=nil {_add ,_dfac :=_fabe .(*PdfObjectInteger );if !_dfac {return nil ,_fcd .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");
};_bdc .Colors =int (*_add );};};return _bdc ,nil ;};

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

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

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

// ReadBytesAt reads byte content at specific offset and length within the PDF.
func (_gcde *PdfParser )ReadBytesAt (offset ,len int64 )([]byte ,error ){_edac :=_gcde .GetFileOffset ();_ ,_cfgdd :=_gcde ._cdcg .Seek (offset ,_af .SeekStart );if _cfgdd !=nil {return nil ,_cfgdd ;};_caa :=make ([]byte ,len );_ ,_cfgdd =_af .ReadAtLeast (_gcde ._cdcg ,_caa ,int (len ));
if _cfgdd !=nil {return nil ,_cfgdd ;};_gcde .SetFileOffset (_edac );return _caa ,nil ;};

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

// MakeDict creates and returns an empty PdfObjectDictionary.
func MakeDict ()*PdfObjectDictionary {_deadba :=&PdfObjectDictionary {};_deadba ._aacg =map[PdfObjectName ]PdfObject {};_deadba ._afde =[]PdfObjectName {};_deadba ._cgbf =&_fb .Mutex {};return _deadba ;};

// GetRevision returns PdfParser for the specific version of the Pdf document.
func (_edfb *PdfParser )GetRevision (revisionNumber int )(*PdfParser ,error ){_gcdef :=_edfb ._debgc ;if _gcdef ==revisionNumber {return _edfb ,nil ;};if _gcdef < 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 _edfb ._cbe [revisionNumber ]!=nil {return _edfb ._cbe [revisionNumber ],nil ;};_cdca :=_edfb ;for ;_gcdef > revisionNumber ;_gcdef --{_aegea ,_fefea :=_cdca .GetPreviousRevisionParser ();if _fefea !=nil {return nil ,_fefea ;};_edfb ._cbe [_gcdef -1]=_aegea ;
_edfb ._feda [_cdca ]=_aegea ;_cdca =_aegea ;};return _cdca ,nil ;};

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

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

// Clear resets the dictionary to an empty state.
func (_fcaee *PdfObjectDictionary )Clear (){_fcaee ._afde =[]PdfObjectName {};_fcaee ._aacg =map[PdfObjectName ]PdfObject {};_fcaee ._cgbf =&_fb .Mutex {};};func (_ffbea *PdfParser )parseXrefTable ()(*PdfObjectDictionary ,error ){var _faca *PdfObjectDictionary ;
_aaef ,_adbd :=_ffbea .readTextLine ();if _adbd !=nil {return nil ,_adbd ;};if _ffbea ._cfda &&_gbb .Count (_gbb .TrimPrefix (_aaef ,"\u0078\u0072\u0065\u0066"),"\u0020")> 0{_ffbea ._abbae ._eba =true ;};_eg .Log .Trace ("\u0078\u0072\u0065\u0066 f\u0069\u0072\u0073\u0074\u0020\u006c\u0069\u006e\u0065\u003a\u0020\u0025\u0073",_aaef );
_acde :=-1;_beaa :=0;_fbbga :=false ;_cfbe :="";for {_ffbea .skipSpaces ();_ ,_ecee :=_ffbea ._ffad .Peek (1);if _ecee !=nil {return nil ,_ecee ;};_aaef ,_ecee =_ffbea .readTextLine ();if _ecee !=nil {return nil ,_ecee ;};_fadg :=_egdd .FindStringSubmatch (_aaef );
if len (_fadg )==0{_caef :=len (_cfbe )> 0;_cfbe +=_aaef +"\u000a";if _caef {_fadg =_egdd .FindStringSubmatch (_cfbe );};};if len (_fadg )==3{if _ffbea ._cfda &&!_ffbea ._abbae ._bfc {var (_adff bool ;_aege int ;);for _ ,_bfca :=range _aaef {if _fe .IsDigit (_bfca ){if _adff {break ;
};continue ;};if !_adff {_adff =true ;};_aege ++;};if _aege > 1{_ffbea ._abbae ._bfc =true ;};};_bddbg ,_ :=_g .Atoi (_fadg [1]);_ebgb ,_ :=_g .Atoi (_fadg [2]);_acde =_bddbg ;_beaa =_ebgb ;_fbbga =true ;_cfbe ="";_eg .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",_acde ,_beaa );
continue ;};_eega :=_gedg .FindStringSubmatch (_aaef );if len (_eega )==4{if !_fbbga {_eg .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");
};_fecfc ,_ :=_g .ParseInt (_eega [1],10,64);_bcd ,_ :=_g .Atoi (_eega [2]);_bdffc :=_eega [3];_cfbe ="";if _gbb .ToLower (_bdffc )=="\u006e"&&_fecfc > 1{_ffbee ,_dbcf :=_ffbea ._bgbb .ObjectMap [_acde ];if !_dbcf ||_bcd > _ffbee .Generation {_aafag :=XrefObject {ObjectNumber :_acde ,XType :XrefTypeTableEntry ,Offset :_fecfc ,Generation :_bcd };
_ffbea ._bgbb .ObjectMap [_acde ]=_aafag ;};};_acde ++;continue ;};if (len (_aaef )> 6)&&(_aaef [:7]=="\u0074r\u0061\u0069\u006c\u0065\u0072"){_eg .Log .Trace ("\u0046o\u0075n\u0064\u0020\u0074\u0072\u0061i\u006c\u0065r\u0020\u002d\u0020\u0025\u0073",_aaef );
if len (_aaef )> 9{_cgca :=_ffbea .GetFileOffset ();_ffbea .SetFileOffset (_cgca -int64 (len (_aaef ))+7);};_ffbea .skipSpaces ();_ffbea .skipComments ();_eg .Log .Trace ("R\u0065\u0061\u0064\u0069ng\u0020t\u0072\u0061\u0069\u006c\u0065r\u0020\u0064\u0069\u0063\u0074\u0021");
_eg .Log .Trace ("\u0070\u0065\u0065\u006b\u003a\u0020\u0022\u0025\u0073\u0022",_aaef );_faca ,_ecee =_ffbea .ParseDict ();_eg .Log .Trace ("\u0045O\u0046\u0020\u0072\u0065a\u0064\u0069\u006e\u0067\u0020t\u0072a\u0069l\u0065\u0072\u0020\u0064\u0069\u0063\u0074!");
if _ecee !=nil {_eg .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",_ecee );return nil ,_ecee ;};break ;};if _aaef =="\u0025\u0025\u0045O\u0046"{_eg .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");};_eg .Log .Trace ("\u0078\u0072\u0065\u0066\u0020\u006d\u006f\u0072\u0065 \u003a\u0020\u0025\u0073",_aaef );
};_eg .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 _ffbea ._febf ==nil {_egdf :=XrefTypeTableEntry ;_ffbea ._febf =&_egdf ;};return _faca ,nil ;};

// DCTEncoder provides a DCT (JPG) encoding/decoding functionality for images.
type DCTEncoder struct{ColorComponents int ;BitsPerComponent int ;Width int ;Height int ;Quality int ;};var _dbceb =_ab .MustCompile ("\u005e\\\u0073\u002a\u005b\u002d]\u002a\u0028\u005c\u0064\u002b)\u005cs\u002b(\u005c\u0064\u002b\u0029\u005c\u0073\u002bR");


// NewRawEncoder returns a new instace of RawEncoder.
func NewRawEncoder ()*RawEncoder {return &RawEncoder {}};func (_adgbe *PdfParser )resolveReference (_acdd *PdfObjectReference )(PdfObject ,bool ,error ){_bgadf ,_bfba :=_adgbe .ObjCache [int (_acdd .ObjectNumber )];if _bfba {return _bgadf ,true ,nil ;};
_cbda ,_agdb :=_adgbe .LookupByReference (*_acdd );if _agdb !=nil {return nil ,false ,_agdb ;};_adgbe .ObjCache [int (_acdd .ObjectNumber )]=_cbda ;return _cbda ,false ,nil ;};

// DecodeStream implements ASCII85 stream decoding.
func (_fadae *ASCII85Encoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _fadae .DecodeBytes (streamObj .Stream );};func (_facd *offsetReader )Read (p []byte )(_egfa int ,_fbaf error ){return _facd ._ggcc .Read (p )};

// UpdateParams updates the parameter values of the encoder.
func (_faf *CCITTFaxEncoder )UpdateParams (params *PdfObjectDictionary ){if _cgad ,_gfdgg :=GetNumberAsInt64 (params .Get ("\u004b"));_gfdgg ==nil {_faf .K =int (_cgad );};if _bfgf ,_abgcd :=GetNumberAsInt64 (params .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073"));
_abgcd ==nil {_faf .Columns =int (_bfgf );}else if _bfgf ,_abgcd =GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));_abgcd ==nil {_faf .Columns =int (_bfgf );};if _bfgg ,_edcc :=GetNumberAsInt64 (params .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));
_edcc ==nil {_faf .BlackIs1 =_bfgg > 0;}else {if _addad ,_aabfc :=GetBoolVal (params .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_aabfc {_faf .BlackIs1 =_addad ;}else {if _cgeeg ,_adce :=GetArray (params .Get ("\u0044\u0065\u0063\u006f\u0064\u0065"));
_adce {_ecda ,_aacd :=_cgeeg .ToIntegerArray ();if _aacd ==nil {_faf .BlackIs1 =_ecda [0]==1&&_ecda [1]==0;};};};};if _eadf ,_bdbg :=GetNumberAsInt64 (params .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));
_bdbg ==nil {_faf .EncodedByteAlign =_eadf > 0;}else {if _aaca ,_bcfg :=GetBoolVal (params .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));_bcfg {_faf .EncodedByteAlign =_aaca ;};};if _eeab ,_aedg :=GetNumberAsInt64 (params .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));
_aedg ==nil {_faf .EndOfLine =_eeab > 0;}else {if _abefa ,_fbde :=GetBoolVal (params .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));_fbde {_faf .EndOfLine =_abefa ;};};if _acbac ,_eggdc :=GetNumberAsInt64 (params .Get ("\u0052\u006f\u0077\u0073"));
_eggdc ==nil {_faf .Rows =int (_acbac );}else if _acbac ,_eggdc =GetNumberAsInt64 (params .Get ("\u0048\u0065\u0069\u0067\u0068\u0074"));_eggdc ==nil {_faf .Rows =int (_acbac );};if _addf ,_fbddb :=GetNumberAsInt64 (params .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));
_fbddb ==nil {_faf .EndOfBlock =_addf > 0;}else {if _ddfe ,_aadca :=GetBoolVal (params .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));_aadca {_faf .EndOfBlock =_ddfe ;};};if _ceeg ,_bcab :=GetNumberAsInt64 (params .Get ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072"));
_bcab !=nil {_faf .DamagedRowsBeforeError =int (_ceeg );};};func (_cacc *PdfObjectFloat )String ()string {return _fcd .Sprintf ("\u0025\u0066",*_cacc )};

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

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

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

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

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

// 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 ;_eag []XrefObject ;};

// GetPreviousRevisionParser returns PdfParser for the previous version of the Pdf document.
func (_abefac *PdfParser )GetPreviousRevisionParser ()(*PdfParser ,error ){if _abefac ._debgc ==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 _deeef ,_feca :=_abefac ._feda [_abefac ];
_feca {return _deeef ,nil ;};_cdcgca ,_bcge :=_abefac .GetPreviousRevisionReadSeeker ();if _bcge !=nil {return nil ,_bcge ;};_dfdfb ,_bcge :=NewParser (_cdcgca );_dfdfb ._feda =_abefac ._feda ;if _bcge !=nil {return nil ,_bcge ;};_abefac ._feda [_abefac ]=_dfdfb ;
return _dfdfb ,nil ;};

// HasNonConformantStream implements core.ParserMetadata.
func (_ecde ParserMetadata )HasNonConformantStream ()bool {return _ecde ._facg };

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

// Validate validates the page settings for the JBIG2 encoder.
func (_edff JBIG2EncoderSettings )Validate ()error {const _bebd ="\u0076a\u006ci\u0064\u0061\u0074\u0065\u0045\u006e\u0063\u006f\u0064\u0065\u0072";if _edff .Threshold < 0||_edff .Threshold > 1.0{return _ggd .Errorf (_bebd ,"\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",_edff .Threshold );
};if _edff .ResolutionX < 0{return _ggd .Errorf (_bebd ,"\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",_edff .ResolutionX );
};if _edff .ResolutionY < 0{return _ggd .Errorf (_bebd ,"\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",_edff .ResolutionY );
};if _edff .DefaultPixelValue !=0&&_edff .DefaultPixelValue !=1{return _ggd .Errorf (_bebd ,"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}",_edff .DefaultPixelValue );
};if _edff .Compression !=JB2Generic {return _ggd .Errorf (_bebd ,"\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 ;};

// EncodeBytes encodes the passed in slice of bytes by passing it through the
// EncodeBytes method of the underlying encoders.
func (_adbb *MultiEncoder )EncodeBytes (data []byte )([]byte ,error ){_fbef :=data ;var _ecgbb error ;for _gbcd :=len (_adbb ._cbb )-1;_gbcd >=0;_gbcd --{_dgf :=_adbb ._cbb [_gbcd ];_fbef ,_ecgbb =_dgf .EncodeBytes (_fbef );if _ecgbb !=nil {return nil ,_ecgbb ;
};};return _fbef ,nil ;};

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

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

// IsNullObject returns true if `obj` is a PdfObjectNull.
func IsNullObject (obj PdfObject )bool {_ ,_cecdg :=TraceToDirectObject (obj ).(*PdfObjectNull );return _cecdg ;};func (_bgeg *PdfParser )parsePdfVersion ()(int ,int ,error ){var _agefc int64 =20;_ddbc :=make ([]byte ,_agefc );_bgeg ._cdcg .Seek (0,_af .SeekStart );
_bgeg ._cdcg .Read (_ddbc );var _gedac error ;var _gade ,_feec int ;if _daed :=_fbeb .FindStringSubmatch (string (_ddbc ));len (_daed )< 3{if _gade ,_feec ,_gedac =_bgeg .seekPdfVersionTopDown ();_gedac !=nil {_eg .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,_gedac ;};_bgeg ._cdcg ,_gedac =_fgfdd (_bgeg ._cdcg ,_bgeg .GetFileOffset ()-8);if _gedac !=nil {return 0,0,_gedac ;};}else {if _gade ,_gedac =_g .Atoi (_daed [1]);_gedac !=nil {return 0,0,_gedac ;};if _feec ,_gedac =_g .Atoi (_daed [2]);_gedac !=nil {return 0,0,_gedac ;
};_bgeg .SetFileOffset (0);};_bgeg ._ffad =_ef .NewReader (_bgeg ._cdcg );_eg .Log .Debug ("\u0050\u0064\u0066\u0020\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020%\u0064\u002e\u0025\u0064",_gade ,_feec );return _gade ,_feec ,nil ;};func (_eddg *PdfParser )repairRebuildXrefsTopDown ()(*XrefTable ,error ){if _eddg ._fddg {return nil ,_fcd .Errorf ("\u0072\u0065\u0070\u0061\u0069\u0072\u0020\u0066\u0061\u0069\u006c\u0065\u0064");
};_eddg ._fddg =true ;_eddg ._cdcg .Seek (0,_af .SeekStart );_eddg ._ffad =_ef .NewReader (_eddg ._cdcg );_babe :=20;_gbea :=make ([]byte ,_babe );_febfd :=XrefTable {};_febfd .ObjectMap =make (map[int ]XrefObject );for {_gbgec ,_bdaaf :=_eddg ._ffad .ReadByte ();
if _bdaaf !=nil {if _bdaaf ==_af .EOF {break ;}else {return nil ,_bdaaf ;};};if _gbgec =='j'&&_gbea [_babe -1]=='b'&&_gbea [_babe -2]=='o'&&IsWhiteSpace (_gbea [_babe -3]){_ecggg :=_babe -4;for IsWhiteSpace (_gbea [_ecggg ])&&_ecggg > 0{_ecggg --;};if _ecggg ==0||!IsDecimalDigit (_gbea [_ecggg ]){continue ;
};for IsDecimalDigit (_gbea [_ecggg ])&&_ecggg > 0{_ecggg --;};if _ecggg ==0||!IsWhiteSpace (_gbea [_ecggg ]){continue ;};for IsWhiteSpace (_gbea [_ecggg ])&&_ecggg > 0{_ecggg --;};if _ecggg ==0||!IsDecimalDigit (_gbea [_ecggg ]){continue ;};for IsDecimalDigit (_gbea [_ecggg ])&&_ecggg > 0{_ecggg --;
};if _ecggg ==0{continue ;};_gdcfa :=_eddg .GetFileOffset ()-int64 (_babe -_ecggg );_ffcf :=append (_gbea [_ecggg +1:],_gbgec );_fdab ,_gcfgb ,_gggf :=_fegda (string (_ffcf ));if _gggf !=nil {_eg .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",_gggf );
return nil ,_gggf ;};if _aaggc ,_beca :=_febfd .ObjectMap [_fdab ];!_beca ||_aaggc .Generation < _gcfgb {_bead :=XrefObject {};_bead .XType =XrefTypeTableEntry ;_bead .ObjectNumber =_fdab ;_bead .Generation =_gcfgb ;_bead .Offset =_gdcfa ;_febfd .ObjectMap [_fdab ]=_bead ;
};};_gbea =append (_gbea [1:_babe ],_gbgec );};_eddg ._dbag =nil ;return &_febfd ,nil ;};

// DecodeBytes decodes a slice of DCT encoded bytes and returns the result.
func (_aeag *DCTEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_ccab :=_ce .NewReader (encoded );_baac ,_ecfb :=_e .Decode (_ccab );if _ecfb !=nil {_eg .Log .Debug ("\u0045r\u0072\u006f\u0072\u0020\u0064\u0065\u0063\u006f\u0064\u0069\u006eg\u0020\u0069\u006d\u0061\u0067\u0065\u003a\u0020\u0025\u0073",_ecfb );
return nil ,_ecfb ;};_bcga :=_baac .Bounds ();var _dae =make ([]byte ,_bcga .Dx ()*_bcga .Dy ()*_aeag .ColorComponents *_aeag .BitsPerComponent /8);_ebee :=0;for _efff :=_bcga .Min .Y ;_efff < _bcga .Max .Y ;_efff ++{for _dbeb :=_bcga .Min .X ;_dbeb < _bcga .Max .X ;
_dbeb ++{_fde :=_baac .At (_dbeb ,_efff );if _aeag .ColorComponents ==1{if _aeag .BitsPerComponent ==16{_egag ,_cfeg :=_fde .(_b .Gray16 );if !_cfeg {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_dae [_ebee ]=byte ((_egag .Y >>8)&0xff);_ebee ++;_dae [_ebee ]=byte (_egag .Y &0xff);_ebee ++;}else {_ffdd ,_bfdd :=_fde .(_b .Gray );if !_bfdd {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_dae [_ebee ]=_ffdd .Y &0xff;_ebee ++;};}else if _aeag .ColorComponents ==3{if _aeag .BitsPerComponent ==16{_egff ,_aafc :=_fde .(_b .RGBA64 );if !_aafc {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_dae [_ebee ]=byte ((_egff .R >>8)&0xff);_ebee ++;_dae [_ebee ]=byte (_egff .R &0xff);_ebee ++;_dae [_ebee ]=byte ((_egff .G >>8)&0xff);_ebee ++;_dae [_ebee ]=byte (_egff .G &0xff);_ebee ++;_dae [_ebee ]=byte ((_egff .B >>8)&0xff);_ebee ++;_dae [_ebee ]=byte (_egff .B &0xff);
_ebee ++;}else {_age ,_dgde :=_fde .(_b .RGBA );if _dgde {_dae [_ebee ]=_age .R &0xff;_ebee ++;_dae [_ebee ]=_age .G &0xff;_ebee ++;_dae [_ebee ]=_age .B &0xff;_ebee ++;}else {_gacf ,_fdgg :=_fde .(_b .YCbCr );if !_fdgg {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_egfc ,_eca ,_eedc ,_ :=_gacf .RGBA ();_dae [_ebee ]=byte (_egfc >>8);_ebee ++;_dae [_ebee ]=byte (_eca >>8);_ebee ++;_dae [_ebee ]=byte (_eedc >>8);_ebee ++;};};}else if _aeag .ColorComponents ==4{_fddc ,_eec :=_fde .(_b .CMYK );if !_eec {return nil ,_a .New ("\u0063\u006fl\u006f\u0072\u0020t\u0079\u0070\u0065\u0020\u0065\u0072\u0072\u006f\u0072");
};_dae [_ebee ]=255-_fddc .C &0xff;_ebee ++;_dae [_ebee ]=255-_fddc .M &0xff;_ebee ++;_dae [_ebee ]=255-_fddc .Y &0xff;_ebee ++;_dae [_ebee ]=255-_fddc .K &0xff;_ebee ++;};};};return _dae ,nil ;};

// GetFilterName returns the name of the encoding filter.
func (_bba *RawEncoder )GetFilterName ()string {return StreamEncodingFilterNameRaw };func (_ccg *PdfCrypt )checkAccessRights (_dgda []byte )(bool ,_ee .Permissions ,error ){_dag :=_ccg .securityHandler ();_cee ,_dfb ,_dagc :=_dag .Authenticate (&_ccg ._edcd ,_dgda );
if _dagc !=nil {return false ,0,_dagc ;}else if _dfb ==0||len (_cee )==0{return false ,0,nil ;};return true ,_dfb ,nil ;};func (_cgab *PdfParser )skipSpaces ()(int ,error ){_bdcc :=0;for {_afaa ,_acfc :=_cgab ._ffad .ReadByte ();if _acfc !=nil {return 0,_acfc ;
};if IsWhiteSpace (_afaa ){_bdcc ++;}else {_cgab ._ffad .UnreadByte ();break ;};};return _bdcc ,nil ;};func (_bdfb *PdfParser )checkLinearizedInformation (_bafff *PdfObjectDictionary )(bool ,error ){var _eagb error ;_bdfb ._fddgc ,_eagb =GetNumberAsInt64 (_bafff .Get ("\u004c"));
if _eagb !=nil {return false ,_eagb ;};_eagb =_bdfb .seekToEOFMarker (_bdfb ._fddgc );switch _eagb {case nil :return true ,nil ;case _edeb :return false ,nil ;default:return false ,_eagb ;};};

// ResolveReference resolves reference if `o` is a *PdfObjectReference and returns the object referenced to.
// Otherwise returns back `o`.
func ResolveReference (obj PdfObject )PdfObject {if _gbgf ,_cdge :=obj .(*PdfObjectReference );_cdge {return _gbgf .Resolve ();};return obj ;};func (_cdb *PdfCrypt )securityHandler ()_ee .StdHandler {if _cdb ._edcd .R >=5{return _ee .NewHandlerR6 ();};
return _ee .NewHandlerR4 (_cdb ._eeb ,_cdb ._gbg .Length );};func (_abbd *PdfParser )seekPdfVersionTopDown ()(int ,int ,error ){_abbd ._cdcg .Seek (0,_af .SeekStart );_abbd ._ffad =_ef .NewReader (_abbd ._cdcg );_eccbf :=20;_gced :=make ([]byte ,_eccbf );
for {_cfbed ,_dccg :=_abbd ._ffad .ReadByte ();if _dccg !=nil {if _dccg ==_af .EOF {break ;}else {return 0,0,_dccg ;};};if IsDecimalDigit (_cfbed )&&_gced [_eccbf -1]=='.'&&IsDecimalDigit (_gced [_eccbf -2])&&_gced [_eccbf -3]=='-'&&_gced [_eccbf -4]=='F'&&_gced [_eccbf -5]=='D'&&_gced [_eccbf -6]=='P'{_geee :=int (_gced [_eccbf -2]-'0');
_gefdd :=int (_cfbed -'0');return _geee ,_gefdd ,nil ;};_gced =append (_gced [1:_eccbf ],_cfbed );};return 0,0,_a .New ("\u0076\u0065\u0072\u0073\u0069\u006f\u006e\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");};

// 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 (_ccd *PdfCrypt )Decrypt (obj PdfObject ,parentObjNum ,parentGenNum int64 )error {if _ccd .isDecrypted (obj ){return nil ;};switch _cff :=obj .(type ){case *PdfIndirectObject :_ccd ._ffe [_cff ]=true ;_eg .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",_cff .ObjectNumber ,_cff .GenerationNumber );
_daf :=_cff .ObjectNumber ;_egec :=_cff .GenerationNumber ;_fdc :=_ccd .Decrypt (_cff .PdfObject ,_daf ,_egec );if _fdc !=nil {return _fdc ;};return nil ;case *PdfObjectStream :_ccd ._ffe [_cff ]=true ;_egg :=_cff .PdfObjectDictionary ;if _ccd ._edcd .R !=5{if _gfdd ,_eagg :=_egg .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_eagg &&*_gfdd =="\u0058\u0052\u0065\u0066"{return nil ;};};_eda :=_cff .ObjectNumber ;_gaga :=_cff .GenerationNumber ;_eg .Log .Trace ("\u0044e\u0063\u0072\u0079\u0070t\u0069\u006e\u0067\u0020\u0073t\u0072e\u0061m\u0020\u0025\u0064\u0020\u0025\u0064\u0020!",_eda ,_gaga );
_ecd :=_gde ;if _ccd ._gbg .V >=4{_ecd =_ccd ._fgg ;_eg .Log .Trace ("\u0074\u0068\u0069\u0073.s\u0074\u0072\u0065\u0061\u006d\u0046\u0069\u006c\u0074\u0065\u0072\u0020\u003d\u0020%\u0073",_ccd ._fgg );if _dfg ,_gef :=_egg .Get ("\u0046\u0069\u006c\u0074\u0065\u0072").(*PdfObjectArray );
_gef {if _bbd ,_bda :=GetName (_dfg .Get (0));_bda {if *_bbd =="\u0043\u0072\u0079p\u0074"{_ecd ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _bga ,_debg :=_egg .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073").(*PdfObjectDictionary );
_debg {if _fbc ,_dbgd :=_bga .Get ("\u004e\u0061\u006d\u0065").(*PdfObjectName );_dbgd {if _ ,_afff :=_ccd ._ggce [string (*_fbc )];_afff {_eg .Log .Trace ("\u0055\u0073\u0069\u006eg \u0073\u0074\u0072\u0065\u0061\u006d\u0020\u0066\u0069\u006c\u0074\u0065\u0072\u0020%\u0073",*_fbc );
_ecd =string (*_fbc );};};};};};};_eg .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_ecd );if _ecd =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};};_babf :=_ccd .Decrypt (_egg ,_eda ,_gaga );
if _babf !=nil {return _babf ;};_gedc ,_babf :=_ccd .makeKey (_ecd ,uint32 (_eda ),uint32 (_gaga ),_ccd ._db );if _babf !=nil {return _babf ;};_cff .Stream ,_babf =_ccd .decryptBytes (_cff .Stream ,_ecd ,_gedc );if _babf !=nil {return _babf ;};_egg .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_cff .Stream ))));
return nil ;case *PdfObjectString :_eg .Log .Trace ("\u0044e\u0063r\u0079\u0070\u0074\u0069\u006eg\u0020\u0073t\u0072\u0069\u006e\u0067\u0021");_fgc :=_gde ;if _ccd ._gbg .V >=4{_eg .Log .Trace ("\u0077\u0069\u0074\u0068\u0020\u0025\u0073\u0020\u0066i\u006c\u0074\u0065\u0072",_ccd ._bfd );
if _ccd ._bfd =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{return nil ;};_fgc =_ccd ._bfd ;};_egc ,_deg :=_ccd .makeKey (_fgc ,uint32 (parentObjNum ),uint32 (parentGenNum ),_ccd ._db );if _deg !=nil {return _deg ;};_ecga :=_cff .Str ();_egedb :=make ([]byte ,len (_ecga ));
for _dbbg :=0;_dbbg < len (_ecga );_dbbg ++{_egedb [_dbbg ]=_ecga [_dbbg ];};if len (_egedb )> 0{_eg .Log .Trace ("\u0044e\u0063\u0072\u0079\u0070\u0074\u0020\u0073\u0074\u0072\u0069\u006eg\u003a\u0020\u0025\u0073\u0020\u003a\u0020\u0025\u0020\u0078",_egedb ,_egedb );
_egedb ,_deg =_ccd .decryptBytes (_egedb ,_fgc ,_egc );if _deg !=nil {return _deg ;};};_cff ._cegg =string (_egedb );return nil ;case *PdfObjectArray :for _ ,_ggde :=range _cff .Elements (){_dfbb :=_ccd .Decrypt (_ggde ,parentObjNum ,parentGenNum );if _dfbb !=nil {return _dfbb ;
};};return nil ;case *PdfObjectDictionary :_bff :=false ;if _bdbb :=_cff .Get ("\u0054\u0079\u0070\u0065");_bdbb !=nil {_cdd ,_dccc :=_bdbb .(*PdfObjectName );if _dccc &&*_cdd =="\u0053\u0069\u0067"{_bff =true ;};};for _ ,_ecbd :=range _cff .Keys (){_cedg :=_cff .Get (_ecbd );
if _bff &&string (_ecbd )=="\u0043\u006f\u006e\u0074\u0065\u006e\u0074\u0073"{continue ;};if string (_ecbd )!="\u0050\u0061\u0072\u0065\u006e\u0074"&&string (_ecbd )!="\u0050\u0072\u0065\u0076"&&string (_ecbd )!="\u004c\u0061\u0073\u0074"{_abgc :=_ccd .Decrypt (_cedg ,parentObjNum ,parentGenNum );
if _abgc !=nil {return _abgc ;};};};return nil ;};return nil ;};const (DefaultJPEGQuality =75;);func _aabcg (_acbc *PdfObjectStream ,_egfcc *PdfObjectDictionary )(*JBIG2Encoder ,error ){const _bfac ="\u006ee\u0077\u004a\u0042\u0049G\u0032\u0044\u0065\u0063\u006fd\u0065r\u0046r\u006f\u006d\u0053\u0074\u0072\u0065\u0061m";
_bae :=NewJBIG2Encoder ();_baaa :=_acbc .PdfObjectDictionary ;if _baaa ==nil {return _bae ,nil ;};if _egfcc ==nil {_agfe :=_baaa .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");if _agfe !=nil {switch _ffea :=_agfe .(type ){case *PdfObjectDictionary :_egfcc =_ffea ;
case *PdfObjectArray :if _ffea .Len ()==1{if _cage ,_cbfb :=GetDict (_ffea .Get (0));_cbfb {_egfcc =_cage ;};};default:_eg .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",_agfe );
return nil ,_ggd .Errorf (_bfac ,"\u0069\u006e\u0076\u0061l\u0069\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050a\u0072m\u0073\u0020\u0074\u0079\u0070\u0065\u003a \u0025\u0054",_ffea );};};};if _egfcc ==nil {return _bae ,nil ;};_bae .UpdateParams (_egfcc );
_cegc ,_fcaf :=GetStream (_egfcc .Get ("\u004a\u0042\u0049G\u0032\u0047\u006c\u006f\u0062\u0061\u006c\u0073"));if !_fcaf {return _bae ,nil ;};var _feff error ;_bae .Globals ,_feff =_efb .DecodeGlobals (_cegc .Stream );if _feff !=nil {_feff =_ggd .Wrap (_feff ,_bfac ,"\u0063\u006f\u0072\u0072u\u0070\u0074\u0065\u0064\u0020\u006a\u0062\u0069\u0067\u0032 \u0065n\u0063\u006f\u0064\u0065\u0064\u0020\u0064a\u0074\u0061");
_eg .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a\u0020\u0025v",_feff );return nil ,_feff ;};return _bae ,nil ;};

// PdfObjectInteger represents the primitive PDF integer numerical object.
type PdfObjectInteger int64 ;func (_cgf *FlateEncoder )postDecodePredict (_fbcc []byte )([]byte ,error ){if _cgf .Predictor > 1{if _cgf .Predictor ==2{_eg .Log .Trace ("\u0054\u0069\u0066\u0066\u0020\u0065\u006e\u0063\u006f\u0064\u0069\u006e\u0067");_eg .Log .Trace ("\u0043\u006f\u006c\u006f\u0072\u0073\u003a\u0020\u0025\u0064",_cgf .Colors );
_adbf :=_cgf .Columns *_cgf .Colors ;if _adbf < 1{return []byte {},nil ;};_ccgd :=len (_fbcc )/_adbf ;if len (_fbcc )%_adbf !=0{_eg .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 ,_fcd .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 (_fbcc ),_adbf );};if _adbf %_cgf .Colors !=0{return nil ,_fcd .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",_adbf ,_cgf .Colors );
};if _adbf > len (_fbcc ){_eg .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",_adbf ,len (_fbcc ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_eg .Log .Trace ("i\u006e\u0070\u0020\u006fut\u0044a\u0074\u0061\u0020\u0028\u0025d\u0029\u003a\u0020\u0025\u0020\u0078",len (_fbcc ),_fbcc );
_dcgb :=_ce .NewBuffer (nil );for _ecf :=0;_ecf < _ccgd ;_ecf ++{_dgac :=_fbcc [_adbf *_ecf :_adbf *(_ecf +1)];for _aed :=_cgf .Colors ;_aed < _adbf ;_aed ++{_dgac [_aed ]+=_dgac [_aed -_cgf .Colors ];};_dcgb .Write (_dgac );};_fada :=_dcgb .Bytes ();_eg .Log .Trace ("\u0050O\u0075t\u0044\u0061\u0074\u0061\u0020(\u0025\u0064)\u003a\u0020\u0025\u0020\u0078",len (_fada ),_fada );
return _fada ,nil ;}else if _cgf .Predictor >=10&&_cgf .Predictor <=15{_eg .Log .Trace ("\u0050\u004e\u0047 \u0045\u006e\u0063\u006f\u0064\u0069\u006e\u0067");_agbd :=_cgf .Columns *_cgf .Colors +1;_dfea :=len (_fbcc )/_agbd ;if len (_fbcc )%_agbd !=0{return nil ,_fcd .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 (_fbcc ),_agbd );
};if _agbd > len (_fbcc ){_eg .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",_agbd ,len (_fbcc ));
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_dcdg :=_ce .NewBuffer (nil );_eg .Log .Trace ("P\u0072\u0065\u0064\u0069ct\u006fr\u0020\u0063\u006f\u006c\u0075m\u006e\u0073\u003a\u0020\u0025\u0064",_cgf .Columns );
_eg .Log .Trace ("\u004ce\u006e\u0067\u0074\u0068:\u0020\u0025\u0064\u0020\u002f \u0025d\u0020=\u0020\u0025\u0064\u0020\u0072\u006f\u0077s",len (_fbcc ),_agbd ,_dfea );_bbe :=make ([]byte ,_agbd );for _gbd :=0;_gbd < _agbd ;_gbd ++{_bbe [_gbd ]=0;};_gfc :=_cgf .Colors ;
for _geff :=0;_geff < _dfea ;_geff ++{_gdb :=_fbcc [_agbd *_geff :_agbd *(_geff +1)];_cde :=_gdb [0];switch _cde {case _dfbd :case _edgge :for _ecgc :=1+_gfc ;_ecgc < _agbd ;_ecgc ++{_gdb [_ecgc ]+=_gdb [_ecgc -_gfc ];};case _geag :for _bca :=1;_bca < _agbd ;
_bca ++{_gdb [_bca ]+=_bbe [_bca ];};case _egcb :for _gdea :=1;_gdea < _gfc +1;_gdea ++{_gdb [_gdea ]+=_bbe [_gdea ]/2;};for _effb :=_gfc +1;_effb < _agbd ;_effb ++{_gdb [_effb ]+=byte ((int (_gdb [_effb -_gfc ])+int (_bbe [_effb ]))/2);};case _edbbd :for _adc :=1;
_adc < _agbd ;_adc ++{var _fcdcf ,_fggd ,_bbb byte ;_fggd =_bbe [_adc ];if _adc >=_gfc +1{_fcdcf =_gdb [_adc -_gfc ];_bbb =_bbe [_adc -_gfc ];};_gdb [_adc ]+=_cedcd (_fcdcf ,_fggd ,_bbb );};default:_eg .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",_cde ,_geff );
return nil ,_fcd .Errorf ("\u0069n\u0076\u0061\u006c\u0069\u0064\u0020\u0066\u0069\u006c\u0074\u0065r\u0020\u0062\u0079\u0074\u0065\u0020\u0028\u0025\u0064\u0029",_cde );};copy (_bbe ,_gdb );_dcdg .Write (_gdb [1:]);};_gbc :=_dcdg .Bytes ();return _gbc ,nil ;
}else {_eg .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",_cgf .Predictor );return nil ,_fcd .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",_cgf .Predictor );
};};return _fbcc ,nil ;};func (_ada *PdfParser )lookupByNumberWrapper (_bg int ,_eef bool )(PdfObject ,bool ,error ){_gfd ,_bfb ,_bd :=_ada .lookupByNumber (_bg ,_eef );if _bd !=nil {return nil ,_bfb ,_bd ;};if !_bfb &&_ada ._fdge !=nil &&_ada ._fdge ._afc &&!_ada ._fdge .isDecrypted (_gfd ){_egf :=_ada ._fdge .Decrypt (_gfd ,0,0);
if _egf !=nil {return nil ,_bfb ,_egf ;};};return _gfd ,_bfb ,nil ;};func (_dffga *PdfParser )parseLinearizedDictionary ()(*PdfObjectDictionary ,error ){_aaae ,_bfde :=_dffga ._cdcg .Seek (0,_af .SeekEnd );if _bfde !=nil {return nil ,_bfde ;};var _aafcb int64 ;
var _dcba int64 =2048;for _aafcb < _aaae -4{if _aaae <=(_dcba +_aafcb ){_dcba =_aaae -_aafcb ;};_ ,_cfedc :=_dffga ._cdcg .Seek (_aafcb ,_af .SeekStart );if _cfedc !=nil {return nil ,_cfedc ;};_ebce :=make ([]byte ,_dcba );_ ,_cfedc =_dffga ._cdcg .Read (_ebce );
if _cfedc !=nil {return nil ,_cfedc ;};_eg .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 (_ebce ));
_bcgaf :=_aggda .FindAllStringIndex (string (_ebce ),-1);if _bcgaf !=nil {_acbaca :=_bcgaf [0];_eg .Log .Trace ("\u0049\u006e\u0064\u003a\u0020\u0025\u0020\u0064",_bcgaf );_ ,_fbee :=_dffga ._cdcg .Seek (int64 (_acbaca [0]),_af .SeekStart );if _fbee !=nil {return nil ,_fbee ;
};_dffga ._ffad =_ef .NewReader (_dffga ._cdcg );_dfbaf ,_fbee :=_dffga .ParseIndirectObject ();if _fbee !=nil {return nil ,nil ;};if _babga ,_acdf :=GetIndirect (_dfbaf );_acdf {if _fdgf ,_acgd :=GetDict (_babga .PdfObject );_acgd {if _egfe :=_fdgf .Get ("\u004c\u0069\u006e\u0065\u0061\u0072\u0069\u007a\u0065\u0064");
_egfe !=nil {return _fdgf ,nil ;};return nil ,nil ;};};return nil ,nil ;};_aafcb +=_dcba -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");
};

// 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 ;};

// GetFilterName returns the name of the encoding filter.
func (_geb *LZWEncoder )GetFilterName ()string {return StreamEncodingFilterNameLZW };func (_edba *PdfCrypt )makeKey (_fgd string ,_fbg ,_ced uint32 ,_caf []byte )([]byte ,error ){_abef ,_cgeg :=_edba ._ggce [_fgd ];if !_cgeg {return nil ,_fcd .Errorf ("\u0075n\u006b\u006e\u006f\u0077n\u0020\u0063\u0072\u0079\u0070t\u0020f\u0069l\u0074\u0065\u0072\u0020\u0028\u0025\u0073)",_fgd );
};return _abef .MakeKey (_fbg ,_ced ,_caf );};func _bgge (_ebca int )int {_febb :=_ebca >>(_bbgdg -1);return (_ebca ^_febb )-_febb };

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

// Resolve resolves the reference and returns the indirect or stream object.
// If the reference cannot be resolved, a *PdfObjectNull object is returned.
func (_efeab *PdfObjectReference )Resolve ()PdfObject {if _efeab ._bgcgg ==nil {return MakeNull ();};_agecc ,_ ,_cdee :=_efeab ._bgcgg .resolveReference (_efeab );if _cdee !=nil {_eg .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",_cdee );
return MakeNull ();};if _agecc ==nil {_eg .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 _agecc ;};func (_geaf *PdfParser )rebuildXrefTable ()error {_ggda :=XrefTable {};_ggda .ObjectMap =map[int ]XrefObject {};_gegd :=make ([]int ,0,len (_geaf ._bgbb .ObjectMap ));for _cedb :=range _geaf ._bgbb .ObjectMap {_gegd =append (_gegd ,_cedb );
};_gb .Ints (_gegd );for _ ,_gbef :=range _gegd {_dagb :=_geaf ._bgbb .ObjectMap [_gbef ];_gddd ,_ ,_gaae :=_geaf .lookupByNumberWrapper (_gbef ,false );if _gaae !=nil {_eg .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",_gaae );
_eg .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");
_ffdaf ,_edfa :=_geaf .repairRebuildXrefsTopDown ();if _edfa !=nil {_eg .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",_edfa );
return _edfa ;};_geaf ._bgbb =*_ffdaf ;_eg .Log .Debug ("\u0052e\u0070\u0061\u0069\u0072e\u0064\u0020\u0078\u0072\u0065f\u0020t\u0061b\u006c\u0065\u0020\u0062\u0075\u0069\u006ct");return nil ;};_ecdg ,_babfg ,_gaae :=_fgf (_gddd );if _gaae !=nil {return _gaae ;
};_dagb .ObjectNumber =int (_ecdg );_dagb .Generation =int (_babfg );_ggda .ObjectMap [int (_ecdg )]=_dagb ;};_geaf ._bgbb =_ggda ;_eg .Log .Debug ("N\u0065w\u0020\u0078\u0072\u0065\u0066\u0020\u0074\u0061b\u006c\u0065\u0020\u0062ui\u006c\u0074");_ge (_geaf ._bgbb );
return nil ;};

// NewEncoderFromStream creates a StreamEncoder based on the stream's dictionary.
func NewEncoderFromStream (streamObj *PdfObjectStream )(StreamEncoder ,error ){_cfec :=TraceToDirectObject (streamObj .PdfObjectDictionary .Get ("\u0046\u0069\u006c\u0074\u0065\u0072"));if _cfec ==nil {return NewRawEncoder (),nil ;};if _ ,_bfdee :=_cfec .(*PdfObjectNull );
_bfdee {return NewRawEncoder (),nil ;};_geec ,_dbde :=_cfec .(*PdfObjectName );if !_dbde {_fccde ,_afbf :=_cfec .(*PdfObjectArray );if !_afbf {return nil ,_fcd .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 _fccde .Len ()==0{return NewRawEncoder (),nil ;};if _fccde .Len ()!=1{_bbbac ,_beaef :=_cea (streamObj );if _beaef !=nil {_eg .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",_beaef );
return nil ,_beaef ;};_eg .Log .Trace ("\u004d\u0075\u006c\u0074\u0069\u0020\u0065\u006e\u0063:\u0020\u0025\u0073\u000a",_bbbac );return _bbbac ,nil ;};_cfec =_fccde .Get (0);_geec ,_afbf =_cfec .(*PdfObjectName );if !_afbf {return nil ,_fcd .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 _ebgbf ,_ebd :=_cgddb .Load (_geec .String ());_ebd {return _ebgbf .(StreamEncoder ),nil ;};switch *_geec {case StreamEncodingFilterNameFlate :return _bcg (streamObj ,nil );case StreamEncodingFilterNameLZW :return _addg (streamObj ,nil );case StreamEncodingFilterNameDCT :return _ecec (streamObj ,nil );
case StreamEncodingFilterNameRunLength :return _bdad (streamObj ,nil );case StreamEncodingFilterNameASCIIHex :return NewASCIIHexEncoder (),nil ;case StreamEncodingFilterNameASCII85 ,"\u0041\u0038\u0035":return NewASCII85Encoder (),nil ;case StreamEncodingFilterNameCCITTFax :return _fecf (streamObj ,nil );
case StreamEncodingFilterNameJBIG2 :return _aabcg (streamObj ,nil );case StreamEncodingFilterNameJPX :return NewJPXEncoder (),nil ;};_eg .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 ,_fcd .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",*_geec );};

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

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

// 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 )(_bcgg *PdfIndirectObject ,_ceacg bool ){obj =ResolveReference (obj );_bcgg ,_ceacg =obj .(*PdfIndirectObject );return _bcgg ,_ceacg ;};

// EncodeBytes JPX encodes the passed in slice of bytes.
func (_cffd *JPXEncoder )EncodeBytes (data []byte )([]byte ,error ){_eg .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",_cffd .GetFilterName ());
return data ,ErrNoJPXDecode ;};func (_fdad *JBIG2Image )toBitmap ()(_cefb *_ed .Bitmap ,_bfgc error ){const _dab ="\u004a\u0042\u0049\u00472I\u006d\u0061\u0067\u0065\u002e\u0074\u006f\u0042\u0069\u0074\u006d\u0061\u0070";if _fdad .Data ==nil {return nil ,_ggd .Error (_dab ,"\u0069\u006d\u0061\u0067e \u0064\u0061\u0074\u0061\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006ee\u0064");
};if _fdad .Width ==0||_fdad .Height ==0{return nil ,_ggd .Error (_dab ,"\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 _fdad .HasPadding {_cefb ,_bfgc =_ed .NewWithData (_fdad .Width ,_fdad .Height ,_fdad .Data );}else {_cefb ,_bfgc =_ed .NewWithUnpaddedData (_fdad .Width ,_fdad .Height ,_fdad .Data );};if _bfgc !=nil {return nil ,_ggd .Wrap (_bfgc ,_dab ,"");};return _cefb ,nil ;
};

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

// 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 (_bcbe *MultiEncoder )GetFilterName ()string {_cbdf :="";for _ffba ,_gbee :=range _bcbe ._cbb {_cbdf +=_gbee .GetFilterName ();if _ffba < len (_bcbe ._cbb )-1{_cbdf +="\u0020";};};return _cbdf ;};

// 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 (_ddcee *PdfObjectArray )ToIntegerArray ()([]int ,error ){var _gfag []int ;for _ ,_ccgaa :=range _ddcee .Elements (){if _edfe ,_eddc :=_ccgaa .(*PdfObjectInteger );_eddc {_gfag =append (_gfag ,int (*_edfe ));}else {return nil ,ErrTypeError ;};};return _gfag ,nil ;
};

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

// 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 ){_adbdd :=false ;_cadbg :=true ;var _edga _ce .Buffer ;for {if _eg .Log .IsLogLevel (_eg .LogLevelTrace ){_eg .Log .Trace ("\u0050\u0061\u0072\u0073in\u0067\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0020\u0022\u0025\u0073\u0022",_edga .String ());
};_affd ,_feece :=buf .Peek (1);if _feece ==_af .EOF {break ;};if _feece !=nil {_eg .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0025\u0073",_feece );return nil ,_feece ;};if _cadbg &&(_affd [0]=='-'||_affd [0]=='+'){_bfggeb ,_ :=buf .ReadByte ();
_edga .WriteByte (_bfggeb );_cadbg =false ;}else if IsDecimalDigit (_affd [0]){_cbbg ,_ :=buf .ReadByte ();_edga .WriteByte (_cbbg );}else if _affd [0]=='.'{_eeeb ,_ :=buf .ReadByte ();_edga .WriteByte (_eeeb );_adbdd =true ;}else if _affd [0]=='e'||_affd [0]=='E'{_agdf ,_ :=buf .ReadByte ();
_edga .WriteByte (_agdf );_adbdd =true ;_cadbg =true ;}else {break ;};};var _aebcc PdfObject ;if _adbdd {_afffe ,_gcbd :=_g .ParseFloat (_edga .String (),64);if _gcbd !=nil {_eg .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",_edga .String (),_gcbd );
_afffe =0.0;};_gaba :=PdfObjectFloat (_afffe );_aebcc =&_gaba ;}else {_decc ,_cdeaf :=_g .ParseInt (_edga .String (),10,64);if _cdeaf !=nil {_eg .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",_edga .String (),_cdeaf );
_decc =0;};_eabbg :=PdfObjectInteger (_decc );_aebcc =&_eabbg ;};return _aebcc ,nil ;};

// GetUpdatedObjects returns pdf objects which were updated from the specific version (from prevParser).
func (_ebfe *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");
};_cbca ,_bedg :=_ebfe .getNumbersOfUpdatedObjects (prevParser );if _bedg !=nil {return nil ,_bedg ;};_daac :=make (map[int64 ]PdfObject );for _ ,_ddec :=range _cbca {if _bfed ,_cbaba :=_ebfe .LookupByNumber (_ddec );_cbaba ==nil {_daac [int64 (_ddec )]=_bfed ;
}else {return nil ,_cbaba ;};};return _daac ,nil ;};

// 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 _af .ReadSeeker )(*PdfParser ,error ){_ecca :=&PdfParser {_cdcg :rs ,ObjCache :make (objectCache ),_bdfd :map[int64 ]bool {},_eecb :make ([]int64 ,0),_feda :make (map[*PdfParser ]*PdfParser )};_bagf ,_ccec ,_edee :=_ecca .parsePdfVersion ();
if _edee !=nil {_eg .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",_edee );return nil ,_edee ;};_ecca ._cgg .Major =_bagf ;_ecca ._cgg .Minor =_ccec ;
if _ecca ._eaea ,_edee =_ecca .loadXrefs ();_edee !=nil {_eg .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",_edee );return nil ,_edee ;
};_eg .Log .Trace ("T\u0072\u0061\u0069\u006c\u0065\u0072\u003a\u0020\u0025\u0073",_ecca ._eaea );_cdec ,_edee :=_ecca .parseLinearizedDictionary ();if _edee !=nil {return nil ,_edee ;};if _cdec !=nil {_ecca ._ggee ,_edee =_ecca .checkLinearizedInformation (_cdec );
if _edee !=nil {return nil ,_edee ;};};if len (_ecca ._bgbb .ObjectMap )==0{return nil ,_fcd .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");
};_ecca ._debgc =len (_ecca ._eecb );if _ecca ._ggee &&_ecca ._debgc !=0{_ecca ._debgc --;};_ecca ._cbe =make ([]*PdfParser ,_ecca ._debgc );return _ecca ,nil ;};

// 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 (_gdda *PdfObjectArray )ToInt64Slice ()([]int64 ,error ){var _dageb []int64 ;for _ ,_edffc :=range _gdda .Elements (){if _cfad ,_gcga :=_edffc .(*PdfObjectInteger );_gcga {_dageb =append (_dageb ,int64 (*_cfad ));}else {return nil ,ErrTypeError ;};
};return _dageb ,nil ;};

// PdfParser parses a PDF file and provides access to the object structure of the PDF.
type PdfParser struct{_cgg Version ;_cdcg _af .ReadSeeker ;_ffad *_ef .Reader ;_cbba int64 ;_bgbb XrefTable ;_adf int64 ;_febf *xrefType ;_facda objectStreams ;_eaea *PdfObjectDictionary ;_fdge *PdfCrypt ;_dge *PdfIndirectObject ;_fddg bool ;ObjCache objectCache ;
_dbag map[int ]bool ;_bdfd map[int64 ]bool ;_abbae ParserMetadata ;_cfda bool ;_eecb []int64 ;_debgc int ;_ggee bool ;_fddgc int64 ;_feda map[*PdfParser ]*PdfParser ;_cbe []*PdfParser ;};

// GetFilterArray returns the names of the underlying encoding filters in an array that
// can be used as /Filter entry.
func (_eegd *MultiEncoder )GetFilterArray ()*PdfObjectArray {_fecb :=make ([]PdfObject ,len (_eegd ._cbb ));for _fbdf ,_ceedg :=range _eegd ._cbb {_fecb [_fbdf ]=MakeName (_ceedg .GetFilterName ());};return MakeArray (_fecb ...);};func _ffca ()string {return _eg .Version };


// MakeDecodeParams makes a new instance of an encoding dictionary based on
// the current encoder settings.
func (_efea *MultiEncoder )MakeDecodeParams ()PdfObject {if len (_efea ._cbb )==0{return nil ;};if len (_efea ._cbb )==1{return _efea ._cbb [0].MakeDecodeParams ();};_gdcc :=MakeArray ();_bcfa :=true ;for _ ,_egcbf :=range _efea ._cbb {_dbca :=_egcbf .MakeDecodeParams ();
if _dbca ==nil {_gdcc .Append (MakeNull ());}else {_bcfa =false ;_gdcc .Append (_dbca );};};if _bcfa {return nil ;};return _gdcc ;};const JB2ImageAutoThreshold =-1.0;func _fbd (_dbg *_ffb .FilterDict ,_dgbb *PdfObjectDictionary )error {if _ead ,_faed :=_dgbb .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_faed {if _bge :=string (*_ead );_bge !="C\u0072\u0079\u0070\u0074\u0046\u0069\u006c\u0074\u0065\u0072"{_eg .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",_bge );
};};_acf ,_bac :=_dgbb .Get ("\u0043\u0046\u004d").(*PdfObjectName );if !_bac {return _fcd .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");
};_dbg .CFM =string (*_acf );if _eee ,_gfdg :=_dgbb .Get ("\u0041u\u0074\u0068\u0045\u0076\u0065\u006et").(*PdfObjectName );_gfdg {_dbg .AuthEvent =_ee .AuthEvent (*_eee );}else {_dbg .AuthEvent =_ee .EventDocOpen ;};if _edf ,_affg :=_dgbb .Get ("\u004c\u0065\u006e\u0067\u0074\u0068").(*PdfObjectInteger );
_affg {_dbg .Length =int (*_edf );};return nil ;};

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

// PdfObjectFloat represents the primitive PDF floating point numerical object.
type PdfObjectFloat float64 ;var _gedg =_ab .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");

// WriteString outputs the object as it is to be written to file.
func (_gead *PdfObjectName )WriteString ()string {var _ebaa _ce .Buffer ;if len (*_gead )> 127{_eg .Log .Debug ("\u0045R\u0052\u004f\u0052\u003a \u004e\u0061\u006d\u0065\u0020t\u006fo\u0020l\u006f\u006e\u0067\u0020\u0028\u0025\u0073)",*_gead );};_ebaa .WriteString ("\u002f");
for _dfbfe :=0;_dfbfe < len (*_gead );_dfbfe ++{_bgdf :=(*_gead )[_dfbfe ];if !IsPrintable (_bgdf )||_bgdf =='#'||IsDelimiter (_bgdf ){_ebaa .WriteString (_fcd .Sprintf ("\u0023\u0025\u002e2\u0078",_bgdf ));}else {_ebaa .WriteByte (_bgdf );};};return _ebaa .String ();
};func (_cded *PdfObjectInteger )String ()string {return _fcd .Sprintf ("\u0025\u0064",*_cded )};

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

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

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

// PdfCrypt provides PDF encryption/decryption support.
// The PDF standard supports encryption of strings and streams (Section 7.6).
type PdfCrypt struct{_gbg encryptDict ;_edcd _ee .StdEncryptDict ;_eeb string ;_db []byte ;_ffe map[PdfObject ]bool ;_cege map[PdfObject ]bool ;_afc bool ;_ggce cryptFilters ;_fgg string ;_bfd string ;_dcc *PdfParser ;_cecd map[int ]struct{};};

// 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 )(_abad *PdfObjectDictionary ,_eeege bool ){_abad ,_eeege =TraceToDirectObject (obj ).(*PdfObjectDictionary );return _abad ,_eeege ;};

// 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 )(_dfeab *PdfObjectInteger ,_bdeb bool ){_dfeab ,_bdeb =TraceToDirectObject (obj ).(*PdfObjectInteger );return _dfeab ,_bdeb ;};

// Append appends PdfObject(s) to the array.
func (_fecd *PdfObjectArray )Append (objects ...PdfObject ){if _fecd ==nil {_eg .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 ;};_fecd ._degg =append (_fecd ._degg ,objects ...);};

// DecodeStream implements ASCII hex decoding.
func (_cffe *ASCIIHexEncoder )DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){return _cffe .DecodeBytes (streamObj .Stream );};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";);

// PdfCryptNewEncrypt makes the document crypt handler based on a specified crypt filter.
func PdfCryptNewEncrypt (cf _ffb .Filter ,userPass ,ownerPass []byte ,perm _ee .Permissions )(*PdfCrypt ,*EncryptInfo ,error ){_fee :=&PdfCrypt {_cege :make (map[PdfObject ]bool ),_ggce :make (cryptFilters ),_edcd :_ee .StdEncryptDict {P :perm ,EncryptMetadata :true }};
var _ddd Version ;if cf !=nil {_de :=cf .PDFVersion ();_ddd .Major ,_ddd .Minor =_de [0],_de [1];V ,R :=cf .HandlerVersion ();_fee ._gbg .V =V ;_fee ._edcd .R =R ;_fee ._gbg .Length =cf .KeyLength ()*8;};const (_ecgb =_gde ;);_fee ._ggce [_ecgb ]=cf ;if _fee ._gbg .V >=4{_fee ._fgg =_ecgb ;
_fee ._bfd =_ecgb ;};_bgc :=_fee .newEncryptDict ();_afe :=_gae .Sum ([]byte (_ec .Now ().Format (_ec .RFC850 )));_eaac :=string (_afe [:]);_fca :=make ([]byte ,100);_ad .Read (_fca );_afe =_gae .Sum (_fca );_bgdg :=string (_afe [:]);_eg .Log .Trace ("\u0052\u0061\u006e\u0064\u006f\u006d\u0020\u0062\u003a\u0020\u0025\u0020\u0078",_fca );
_eg .Log .Trace ("\u0047\u0065\u006e\u0020\u0049\u0064\u0020\u0030\u003a\u0020\u0025\u0020\u0078",_eaac );_fee ._eeb =_eaac ;_aff :=_fee .generateParams (userPass ,ownerPass );if _aff !=nil {return nil ,nil ,_aff ;};_dgd (&_fee ._edcd ,_bgc );if _fee ._gbg .V >=4{if _bc :=_fee .saveCryptFilters (_bgc );
_bc !=nil {return nil ,nil ,_bc ;};};return _fee ,&EncryptInfo {Version :_ddd ,Encrypt :_bgc ,ID0 :_eaac ,ID1 :_bgdg },nil ;};func _cea (_dfag *PdfObjectStream )(*MultiEncoder ,error ){_gdaga :=NewMultiEncoder ();_aeee :=_dfag .PdfObjectDictionary ;if _aeee ==nil {return _gdaga ,nil ;
};var _geba *PdfObjectDictionary ;var _efc []PdfObject ;_dfd :=_aeee .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");if _dfd !=nil {_cagc ,_aedgg :=_dfd .(*PdfObjectDictionary );if _aedgg {_geba =_cagc ;};_egab ,_abgd :=_dfd .(*PdfObjectArray );
if _abgd {for _ ,_gedb :=range _egab .Elements (){_gedb =TraceToDirectObject (_gedb );if _gbcf ,_gfdb :=_gedb .(*PdfObjectDictionary );_gfdb {_efc =append (_efc ,_gbcf );}else {_efc =append (_efc ,MakeDict ());};};};};_dfd =_aeee .Get ("\u0046\u0069\u006c\u0074\u0065\u0072");
if _dfd ==nil {return nil ,_fcd .Errorf ("\u0066\u0069\u006c\u0074\u0065\u0072\u0020\u006d\u0069s\u0073\u0069\u006e\u0067");};_bcc ,_bced :=_dfd .(*PdfObjectArray );if !_bced {return nil ,_fcd .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 _ecaa ,_gfdc :=range _bcc .Elements (){_ffdad ,_degb :=_gfdc .(*PdfObjectName );if !_degb {return nil ,_fcd .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 _cgff PdfObject ;if _geba !=nil {_cgff =_geba ;}else {if len (_efc )> 0{if _ecaa >=len (_efc ){return nil ,_fcd .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");
};_cgff =_efc [_ecaa ];};};var _debd *PdfObjectDictionary ;if _eecdc ,_dead :=_cgff .(*PdfObjectDictionary );_dead {_debd =_eecdc ;};_eg .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",*_ffdad ,_cgff ,_debd );
if *_ffdad ==StreamEncodingFilterNameFlate {_bedaf ,_efba :=_bcg (_dfag ,_debd );if _efba !=nil {return nil ,_efba ;};_gdaga .AddEncoder (_bedaf );}else if *_ffdad ==StreamEncodingFilterNameLZW {_ffbef ,_cacb :=_addg (_dfag ,_debd );if _cacb !=nil {return nil ,_cacb ;
};_gdaga .AddEncoder (_ffbef );}else if *_ffdad ==StreamEncodingFilterNameASCIIHex {_ccf :=NewASCIIHexEncoder ();_gdaga .AddEncoder (_ccf );}else if *_ffdad ==StreamEncodingFilterNameASCII85 {_gdfg :=NewASCII85Encoder ();_gdaga .AddEncoder (_gdfg );}else if *_ffdad ==StreamEncodingFilterNameDCT {_ffbd ,_edec :=_ecec (_dfag ,_gdaga );
if _edec !=nil {return nil ,_edec ;};_gdaga .AddEncoder (_ffbd );_eg .Log .Trace ("A\u0064d\u0065\u0064\u0020\u0044\u0043\u0054\u0020\u0065n\u0063\u006f\u0064\u0065r.\u002e\u002e");_eg .Log .Trace ("\u004du\u006ct\u0069\u0020\u0065\u006e\u0063o\u0064\u0065r\u003a\u0020\u0025\u0023\u0076",_gdaga );
}else if *_ffdad ==StreamEncodingFilterNameCCITTFax {_aaa ,_gdef :=_fecf (_dfag ,_debd );if _gdef !=nil {return nil ,_gdef ;};_gdaga .AddEncoder (_aaa );}else {_eg .Log .Error ("U\u006e\u0073\u0075\u0070po\u0072t\u0065\u0064\u0020\u0066\u0069l\u0074\u0065\u0072\u0020\u0025\u0073",*_ffdad );
return nil ,_fcd .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 _gdaga ,nil ;};func _ge (_cec XrefTable ){_eg .Log .Debug ("\u003dX\u003d\u0058\u003d\u0058\u003d");
_eg .Log .Debug ("X\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u003a");_dfa :=0;for _ ,_dff :=range _cec .ObjectMap {_eg .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",_dfa +1,_dff .ObjectNumber ,_dff .Generation ,_dff .Offset );
_dfa ++;};};

// 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 ;_fbcd *_ea .Document ;

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

// String returns the PDF version as a string. Implements interface fmt.Stringer.
func (_bgef Version )String ()string {return _fcd .Sprintf ("\u00250\u0064\u002e\u0025\u0030\u0064",_bgef .Major ,_bgef .Minor );};

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

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

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

// 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 ){_cbfc :=&PdfObjectStream {};if encoder ==nil {encoder =NewRawEncoder ();};_cbfc .PdfObjectDictionary =encoder .MakeStreamDict ();_afef ,_fadd :=encoder .EncodeBytes (contents );
if _fadd !=nil {return nil ,_fadd ;};_cbfc .PdfObjectDictionary .Set ("\u004c\u0065\u006e\u0067\u0074\u0068",MakeInteger (int64 (len (_afef ))));_cbfc .Stream =_afef ;return _cbfc ,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 (_bfcdg *PdfObjectDictionary )Merge (another *PdfObjectDictionary )*PdfObjectDictionary {if another !=nil {for _ ,_acffb :=range another .Keys (){_gbge :=another .Get (_acffb );_bfcdg .Set (_acffb ,_gbge );};};return _bfcdg ;};

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

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

// IsDelimiter checks if a character represents a delimiter.
func IsDelimiter (c byte )bool {return c =='('||c ==')'||c =='<'||c =='>'||c =='['||c ==']'||c =='{'||c =='}'||c =='/'||c =='%';};func _fegda (_cdac string )(int ,int ,error ){_bfbe :=_aggda .FindStringSubmatch (_cdac );if len (_bfbe )< 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");
};_eeaec ,_ :=_g .Atoi (_bfbe [1]);_gdbd ,_ :=_g .Atoi (_bfbe [2]);return _eeaec ,_gdbd ,nil ;};

// 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 )(_bgga *PdfObjectString ,_gffd bool ){_bgga ,_gffd =TraceToDirectObject (obj ).(*PdfObjectString );return _bgga ,_gffd ;};

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

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

// Get returns the i-th element of the array or nil if out of bounds (by index).
func (_bcfc *PdfObjectArray )Get (i int )PdfObject {if _bcfc ==nil ||i >=len (_bcfc ._degg )||i < 0{return nil ;};return _bcfc ._degg [i ];};var _caab =_ab .MustCompile ("\u0025\u0025\u0045\u004f\u0046\u003f");func (_dbbgd *PdfParser )parseArray ()(*PdfObjectArray ,error ){_dffd :=MakeArray ();
_dbbgd ._ffad .ReadByte ();for {_dbbgd .skipSpaces ();_beffa ,_aebe :=_dbbgd ._ffad .Peek (1);if _aebe !=nil {return _dffd ,_aebe ;};if _beffa [0]==']'{_dbbgd ._ffad .ReadByte ();break ;};_dfdg ,_aebe :=_dbbgd .parseObject ();if _aebe !=nil {return _dffd ,_aebe ;
};_dffd .Append (_dfdg );};return _dffd ,nil ;};func (_bgcg *PdfParser )traceStreamLength (_acgg PdfObject )(PdfObject ,error ){_ceca ,_dage :=_acgg .(*PdfObjectReference );if _dage {_addfa ,_ccgg :=_bgcg ._bdfd [_ceca .ObjectNumber ];if _ccgg &&_addfa {_eg .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");};_bgcg ._bdfd [_ceca .ObjectNumber ]=true ;};_adeg ,_bffc :=_bgcg .Resolve (_acgg );if _bffc !=nil {return nil ,_bffc ;
};_eg .Log .Trace ("\u0053\u0074\u0072\u0065\u0061\u006d\u0020\u006c\u0065\u006e\u0067\u0074h\u003f\u0020\u0025\u0073",_adeg );if _dage {_bgcg ._bdfd [_ceca .ObjectNumber ]=false ;};return _adeg ,nil ;};

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

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

// PdfObjectNull represents the primitive PDF null object.
type PdfObjectNull struct{};func (_bded *PdfParser )repairLocateXref ()(int64 ,error ){_eeca :=int64 (1000);_bded ._cdcg .Seek (-_eeca ,_af .SeekCurrent );_bdaa ,_ccdc :=_bded ._cdcg .Seek (0,_af .SeekCurrent );if _ccdc !=nil {return 0,_ccdc ;};_bdcbf :=make ([]byte ,_eeca );
_bded ._cdcg .Read (_bdcbf );_dggd :=_gaee .FindAllStringIndex (string (_bdcbf ),-1);if len (_dggd )< 1{_eg .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");};_ecea :=int64 (_dggd [len (_dggd )-1][0]);_bcgb :=_bdaa +_ecea ;return _bcgb ,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 )(_gfage *PdfObjectBool ,_adbfc bool ){_gfage ,_adbfc =TraceToDirectObject (obj ).(*PdfObjectBool );return _gfage ,_adbfc ;};

// EncodeBytes encodes a bytes array and return the encoded value based on the encoder parameters.
func (_dcea *RunLengthEncoder )EncodeBytes (data []byte )([]byte ,error ){_fdfa :=_ce .NewReader (data );var _bgaf []byte ;var _ffbg []byte ;_dcccf ,_ddgc :=_fdfa .ReadByte ();if _ddgc ==_af .EOF {return []byte {},nil ;}else if _ddgc !=nil {return nil ,_ddgc ;
};_fefef :=1;for {_eece ,_defd :=_fdfa .ReadByte ();if _defd ==_af .EOF {break ;}else if _defd !=nil {return nil ,_defd ;};if _eece ==_dcccf {if len (_ffbg )> 0{_ffbg =_ffbg [:len (_ffbg )-1];if len (_ffbg )> 0{_bgaf =append (_bgaf ,byte (len (_ffbg )-1));
_bgaf =append (_bgaf ,_ffbg ...);};_fefef =1;_ffbg =[]byte {};};_fefef ++;if _fefef >=127{_bgaf =append (_bgaf ,byte (257-_fefef ),_dcccf );_fefef =0;};}else {if _fefef > 0{if _fefef ==1{_ffbg =[]byte {_dcccf };}else {_bgaf =append (_bgaf ,byte (257-_fefef ),_dcccf );
};_fefef =0;};_ffbg =append (_ffbg ,_eece );if len (_ffbg )>=127{_bgaf =append (_bgaf ,byte (len (_ffbg )-1));_bgaf =append (_bgaf ,_ffbg ...);_ffbg =[]byte {};};};_dcccf =_eece ;};if len (_ffbg )> 0{_bgaf =append (_bgaf ,byte (len (_ffbg )-1));_bgaf =append (_bgaf ,_ffbg ...);
}else if _fefef > 0{_bgaf =append (_bgaf ,byte (257-_fefef ),_dcccf );};_bgaf =append (_bgaf ,128);return _bgaf ,nil ;};

// 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 )(_dddg *PdfObjectName ,_eabd bool ){_dddg ,_eabd =TraceToDirectObject (obj ).(*PdfObjectName );return _dddg ,_eabd ;};

// UpdateParams updates the parameter values of the encoder.
func (_bbgg *FlateEncoder )UpdateParams (params *PdfObjectDictionary ){_gbac ,_abbf :=GetNumberAsInt64 (params .Get ("\u0050r\u0065\u0064\u0069\u0063\u0074\u006fr"));if _abbf ==nil {_bbgg .Predictor =int (_gbac );};_faaf ,_abbf :=GetNumberAsInt64 (params .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074"));
if _abbf ==nil {_bbgg .BitsPerComponent =int (_faaf );};_bfcd ,_abbf :=GetNumberAsInt64 (params .Get ("\u0057\u0069\u0064t\u0068"));if _abbf ==nil {_bbgg .Columns =int (_bfcd );};_dece ,_abbf :=GetNumberAsInt64 (params .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073"));
if _abbf ==nil {_bbgg .Colors =int (_dece );};};func _ddfb (_cfbdc string )(PdfObjectReference ,error ){_cfff :=PdfObjectReference {};_abde :=_dbceb .FindStringSubmatch (_cfbdc );if len (_abde )< 3{_eg .Log .Debug ("\u0045\u0072\u0072or\u0020\u0070\u0061\u0072\u0073\u0069\u006e\u0067\u0020\u0072\u0065\u0066\u0065\u0072\u0065\u006e\u0063\u0065");
return _cfff ,_a .New ("\u0075n\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0070\u0061r\u0073e\u0020r\u0065\u0066\u0065\u0072\u0065\u006e\u0063e");};_deadb ,_ :=_g .Atoi (_abde [1]);_caag ,_ :=_g .Atoi (_abde [2]);_cfff .ObjectNumber =int64 (_deadb );_cfff .GenerationNumber =int64 (_caag );
return _cfff ,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 (_egb *LZWEncoder )EncodeBytes (data []byte )([]byte ,error ){if _egb .Predictor !=1{return nil ,_fcd .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 _egb .EarlyChange ==1{return nil ,_fcd .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 _abba _ce .Buffer ;_beag :=_fc .NewWriter (&_abba ,_fc .MSB ,8);_beag .Write (data );_beag .Close ();return _abba .Bytes (),nil ;};

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

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

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

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

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

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

// HasDataAfterEOF checks if there is some data after EOF marker.
func (_aabc ParserMetadata )HasDataAfterEOF ()bool {return _aabc ._dfff };func _bdge (_cecdd PdfObject ,_cceb int )PdfObject {if _cceb > _fdfac {_eg .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",_fdfac );
return MakeNull ();};switch _daeg :=_cecdd .(type ){case *PdfIndirectObject :_cecdd =_bdge ((*_daeg ).PdfObject ,_cceb +1);case *PdfObjectArray :for _fgafa ,_cbbbf :=range (*_daeg )._degg {(*_daeg )._degg [_fgafa ]=_bdge (_cbbbf ,_cceb +1);};case *PdfObjectDictionary :for _cbege ,_cedcdc :=range (*_daeg )._aacg {(*_daeg )._aacg [_cbege ]=_bdge (_cedcdc ,_cceb +1);
};_gb .Slice ((*_daeg )._afde ,func (_efeca ,_ceecd int )bool {return (*_daeg )._afde [_efeca ]< (*_daeg )._afde [_ceecd ]});};return _cecdd ;};

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

// MakeArrayFromIntegers creates an PdfObjectArray from a slice of ints, where each array element is
// an PdfObjectInteger.
func MakeArrayFromIntegers (vals []int )*PdfObjectArray {_eggb :=MakeArray ();for _ ,_bbce :=range vals {_eggb .Append (MakeInteger (int64 (_bbce )));};return _eggb ;};func (_cfef *PdfParser )parseDetailedHeader ()(_egecb error ){_cfef ._cdcg .Seek (0,_af .SeekStart );
_cfef ._ffad =_ef .NewReader (_cfef ._cdcg );_cfgd :=20;_gcff :=make ([]byte ,_cfgd );var (_cbc bool ;_cab int ;);for {_dgbg ,_fdaf :=_cfef ._ffad .ReadByte ();if _fdaf !=nil {if _fdaf ==_af .EOF {break ;}else {return _fdaf ;};};if IsDecimalDigit (_dgbg )&&_gcff [_cfgd -1]=='.'&&IsDecimalDigit (_gcff [_cfgd -2])&&_gcff [_cfgd -3]=='-'&&_gcff [_cfgd -4]=='F'&&_gcff [_cfgd -5]=='D'&&_gcff [_cfgd -6]=='P'&&_gcff [_cfgd -7]=='%'{_cfef ._cgg =Version {Major :int (_gcff [_cfgd -2]-'0'),Minor :int (_dgbg -'0')};
_cfef ._abbae ._fefe =_cab -7;_cbc =true ;break ;};_cab ++;_gcff =append (_gcff [1:_cfgd ],_dgbg );};if !_cbc {return _fcd .Errorf ("n\u006f \u0066\u0069\u006c\u0065\u0020\u0068\u0065\u0061d\u0065\u0072\u0020\u0066ou\u006e\u0064");};_bddee ,_egecb :=_cfef ._ffad .ReadByte ();
if _egecb ==_af .EOF {return _fcd .Errorf ("\u006eo\u0074\u0020\u0061\u0020\u0076\u0061\u006c\u0069\u0064\u0020\u0050d\u0066\u0020\u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074");};if _egecb !=nil {return _egecb ;};_cfef ._abbae ._ggca =_bddee =='\n';
_bddee ,_egecb =_cfef ._ffad .ReadByte ();if _egecb !=nil {return _fcd .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",_egecb );};if _bddee !='%'{return nil ;
};_dedc :=make ([]byte ,4);_ ,_egecb =_cfef ._ffad .Read (_dedc );if _egecb !=nil {return _fcd .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",_egecb );
};_cfef ._abbae ._ebfa =[4]byte {_dedc [0],_dedc [1],_dedc [2],_dedc [3]};return nil ;};

// PdfObjectDictionary represents the primitive PDF dictionary/map object.
type PdfObjectDictionary struct{_aacg map[PdfObjectName ]PdfObject ;_afde []PdfObjectName ;_cgbf *_fb .Mutex ;_ddae *PdfParser ;};

// 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 _faecg ,_ccaf :=obj .(*PdfObjectReference );_ccaf {obj =_faecg .Resolve ();};_ecdc ,_dgba :=obj .(*PdfIndirectObject );_dfec :=0;for _dgba {obj =_ecdc .PdfObject ;_ecdc ,_dgba =GetIndirect (obj );_dfec ++;
if _dfec > _fdfac {_eg .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",_fdfac );
return nil ;};};return obj ;};

// 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 ;};

// 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 )(_cdbf string ,_aceg bool ){_bbbf ,_aceg :=TraceToDirectObject (obj ).(*PdfObjectString );if _aceg {return _bbbf .Str (),true ;};return ;};func (_gdgd *PdfParser )parseName ()(PdfObjectName ,error ){var _fbfd _ce .Buffer ;
_eded :=false ;for {_aegbc ,_cbabd :=_gdgd ._ffad .Peek (1);if _cbabd ==_af .EOF {break ;};if _cbabd !=nil {return PdfObjectName (_fbfd .String ()),_cbabd ;};if !_eded {if _aegbc [0]=='/'{_eded =true ;_gdgd ._ffad .ReadByte ();}else if _aegbc [0]=='%'{_gdgd .readComment ();
_gdgd .skipSpaces ();}else {_eg .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",_aegbc ,_aegbc );return PdfObjectName (_fbfd .String ()),_fcd .Errorf ("\u0069n\u0076a\u006c\u0069\u0064\u0020\u006ea\u006d\u0065:\u0020\u0028\u0025\u0063\u0029",_aegbc [0]);
};}else {if IsWhiteSpace (_aegbc [0]){break ;}else if (_aegbc [0]=='/')||(_aegbc [0]=='[')||(_aegbc [0]=='(')||(_aegbc [0]==']')||(_aegbc [0]=='<')||(_aegbc [0]=='>'){break ;}else if _aegbc [0]=='#'{_baff ,_fcbc :=_gdgd ._ffad .Peek (3);if _fcbc !=nil {return PdfObjectName (_fbfd .String ()),_fcbc ;
};_acc ,_fcbc :=_gf .DecodeString (string (_baff [1:3]));if _fcbc !=nil {_eg .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");
_fbfd .WriteByte ('#');_gdgd ._ffad .Discard (1);continue ;};_gdgd ._ffad .Discard (3);_fbfd .Write (_acc );}else {_dgc ,_ :=_gdgd ._ffad .ReadByte ();_fbfd .WriteByte (_dgc );};};};return PdfObjectName (_fbfd .String ()),nil ;};

// MakeStreamDict makes a new instance of an encoding dictionary for a stream object.
func (_efae *MultiEncoder )MakeStreamDict ()*PdfObjectDictionary {_gcbf :=MakeDict ();_gcbf .Set ("\u0046\u0069\u006c\u0074\u0065\u0072",_efae .GetFilterArray ());for _ ,_cfba :=range _efae ._cbb {_facc :=_cfba .MakeStreamDict ();for _ ,_beaf :=range _facc .Keys (){_cef :=_facc .Get (_beaf );
if _beaf !="\u0046\u0069\u006c\u0074\u0065\u0072"&&_beaf !="D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"{_gcbf .Set (_beaf ,_cef );};};};_fcc :=_efae .MakeDecodeParams ();if _fcc !=nil {_gcbf .Set ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073",_fcc );
};return _gcbf ;};type objectCache map[int ]PdfObject ;func (_bgefa *PdfParser )parseHexString ()(*PdfObjectString ,error ){_bgefa ._ffad .ReadByte ();var _dgbd _ce .Buffer ;for {_bbedb ,_cbgg :=_bgefa ._ffad .Peek (1);if _cbgg !=nil {return MakeString (""),_cbgg ;
};if _bbedb [0]=='>'{_bgefa ._ffad .ReadByte ();break ;};_bcbc ,_ :=_bgefa ._ffad .ReadByte ();if _bgefa ._cfda {if _ce .IndexByte (_dffa ,_bcbc )==-1{_bgefa ._abbae ._afda =true ;};};if !IsWhiteSpace (_bcbc ){_dgbd .WriteByte (_bcbc );};};if _dgbd .Len ()%2==1{_bgefa ._abbae ._dee =true ;
_dgbd .WriteRune ('0');};_geffc ,_ :=_gf .DecodeString (_dgbd .String ());return MakeHexString (string (_geffc )),nil ;};type limitedReadSeeker struct{_aafac _af .ReadSeeker ;_cdcd int64 ;};func _dgd (_bdd *_ee .StdEncryptDict ,_cge *PdfObjectDictionary ){_cge .Set ("\u0052",MakeInteger (int64 (_bdd .R )));
_cge .Set ("\u0050",MakeInteger (int64 (_bdd .P )));_cge .Set ("\u004f",MakeStringFromBytes (_bdd .O ));_cge .Set ("\u0055",MakeStringFromBytes (_bdd .U ));if _bdd .R >=5{_cge .Set ("\u004f\u0045",MakeStringFromBytes (_bdd .OE ));_cge .Set ("\u0055\u0045",MakeStringFromBytes (_bdd .UE ));
_cge .Set ("\u0045n\u0063r\u0079\u0070\u0074\u004d\u0065\u0074\u0061\u0064\u0061\u0074\u0061",MakeBool (_bdd .EncryptMetadata ));if _bdd .R > 5{_cge .Set ("\u0050\u0065\u0072m\u0073",MakeStringFromBytes (_bdd .Perms ));};};};type cryptFilters map[string ]_ffb .Filter ;
func (_acdc *PdfCrypt )generateParams (_baa ,_afaf []byte )error {_bdde :=_acdc .securityHandler ();_aef ,_dagcf :=_bdde .GenerateParams (&_acdc ._edcd ,_afaf ,_baa );if _dagcf !=nil {return _dagcf ;};_acdc ._db =_aef ;return nil ;};

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

// WriteString outputs the object as it is to be written to file.
func (_aafg *PdfObjectDictionary )WriteString ()string {var _addgc _gbb .Builder ;_addgc .WriteString ("\u003c\u003c");for _ ,_gcfe :=range _aafg ._afde {_afgf :=_aafg ._aacg [_gcfe ];_addgc .WriteString (_gcfe .WriteString ());_addgc .WriteString ("\u0020");
_addgc .WriteString (_afgf .WriteString ());};_addgc .WriteString ("\u003e\u003e");return _addgc .String ();};

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

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

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

// Get returns the PdfObject corresponding to the specified key.
// Returns a nil value if the key is not set.
func (_ffgf *PdfObjectDictionary )Get (key PdfObjectName )PdfObject {_ffgf ._cgbf .Lock ();defer _ffgf ._cgbf .Unlock ();_egba ,_fcfc :=_ffgf ._aacg [key ];if !_fcfc {return nil ;};return _egba ;};

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

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

// 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 ){_gfbd ,_gdefg :=obj .(*PdfObjectReference );if _gdefg {obj =TraceToDirectObject (_gfbd );}else if _cbde ,_dgec :=obj .(*PdfIndirectObject );_dgec {obj =_cbde .PdfObject ;};switch _ddff :=obj .(type ){case *PdfObjectFloat :_eg .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 (*_ddff ),nil ;case *PdfObjectInteger :return int64 (*_ddff ),nil ;};return 0,ErrNotANumber ;};

// 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 )(_gcbe *PdfObjectStream ,_gcaf bool ){obj =ResolveReference (obj );_gcbe ,_gcaf =obj .(*PdfObjectStream );return _gcbe ,_gcaf ;};func _bdad (_dddc *PdfObjectStream ,_gcb *PdfObjectDictionary )(*RunLengthEncoder ,error ){return NewRunLengthEncoder (),nil ;
};func _bcbfe (_egad ,_gece PdfObject ,_gecef int )bool {if _gecef > _fdfac {_eg .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",_fdfac );
return false ;};if _egad ==nil &&_gece ==nil {return true ;}else if _egad ==nil ||_gece ==nil {return false ;};if _c .TypeOf (_egad )!=_c .TypeOf (_gece ){return false ;};switch _dgbba :=_egad .(type ){case *PdfObjectNull ,*PdfObjectReference :return true ;
case *PdfObjectName :return *_dgbba ==*(_gece .(*PdfObjectName ));case *PdfObjectString :return *_dgbba ==*(_gece .(*PdfObjectString ));case *PdfObjectInteger :return *_dgbba ==*(_gece .(*PdfObjectInteger ));case *PdfObjectBool :return *_dgbba ==*(_gece .(*PdfObjectBool ));
case *PdfObjectFloat :return *_dgbba ==*(_gece .(*PdfObjectFloat ));case *PdfIndirectObject :return _bcbfe (TraceToDirectObject (_egad ),TraceToDirectObject (_gece ),_gecef +1);case *PdfObjectArray :_ebbf :=_gece .(*PdfObjectArray );if len ((*_dgbba )._degg )!=len ((*_ebbf )._degg ){return false ;
};for _gfdde ,_gfgb :=range (*_dgbba )._degg {if !_bcbfe (_gfgb ,(*_ebbf )._degg [_gfdde ],_gecef +1){return false ;};};return true ;case *PdfObjectDictionary :_fdagc :=_gece .(*PdfObjectDictionary );_aaab ,_bcggf :=(*_dgbba )._aacg ,(*_fdagc )._aacg ;
if len (_aaab )!=len (_bcggf ){return false ;};for _gecb ,_gdefc :=range _aaab {_fbac ,_gcfeb :=_bcggf [_gecb ];if !_gcfeb ||!_bcbfe (_gdefc ,_fbac ,_gecef +1){return false ;};};return true ;case *PdfObjectStream :_gegfd :=_gece .(*PdfObjectStream );return _bcbfe ((*_dgbba ).PdfObjectDictionary ,(*_gegfd ).PdfObjectDictionary ,_gecef +1);
default:_eg .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",_egad );
};return false ;};func (_afccb *PdfParser )parseXrefStream (_cbabdb *PdfObjectInteger )(*PdfObjectDictionary ,error ){if _cbabdb !=nil {_eg .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",_cbabdb );
_afccb ._cdcg .Seek (int64 (*_cbabdb ),_af .SeekStart );_afccb ._ffad =_ef .NewReader (_afccb ._cdcg );};_cdbc :=_afccb .GetFileOffset ();_dfga ,_bfcaf :=_afccb .ParseIndirectObject ();if _bfcaf !=nil {_eg .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");};_eg .Log .Trace ("\u0058R\u0065f\u0053\u0074\u006d\u0020\u006fb\u006a\u0065c\u0074\u003a\u0020\u0025\u0073",_dfga );
_cdcgc ,_fdfd :=_dfga .(*PdfObjectStream );if !_fdfd {_eg .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");};_ggae :=_cdcgc .PdfObjectDictionary ;
_facbe ,_fdfd :=_cdcgc .PdfObjectDictionary .Get ("\u0053\u0069\u007a\u0065").(*PdfObjectInteger );if !_fdfd {_eg .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 (*_facbe )> 8388607{_eg .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",*_facbe );
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};_fcef :=_cdcgc .PdfObjectDictionary .Get ("\u0057");_cbff ,_fdfd :=_fcef .(*PdfObjectArray );if !_fdfd {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");
};_adaf :=_cbff .Len ();if _adaf !=3{_eg .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",_adaf );
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 _ecfd []int64 ;for _ecbbg :=0;_ecbbg < 3;
_ecbbg ++{_edbae ,_fabd :=GetInt (_cbff .Get (_ecbbg ));if !_fabd {return nil ,_a .New ("i\u006e\u0076\u0061\u006cid\u0020w\u0020\u006f\u0062\u006a\u0065c\u0074\u0020\u0074\u0079\u0070\u0065");};_ecfd =append (_ecfd ,int64 (*_edbae ));};_acgf ,_bfcaf :=DecodeStream (_cdcgc );
if _bfcaf !=nil {_eg .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",_bfcaf );return nil ,_bfcaf ;};_ddfc :=int (_ecfd [0]);
_fcda :=int (_ecfd [0]+_ecfd [1]);_gega :=int (_ecfd [0]+_ecfd [1]+_ecfd [2]);_bfgge :=int (_ecfd [0]+_ecfd [1]+_ecfd [2]);if _ddfc < 0||_fcda < 0||_gega < 0{_eg .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",_ddfc ,_fcda ,_gega );
return nil ,_a .New ("\u0072\u0061\u006e\u0067\u0065\u0020\u0063\u0068\u0065\u0063\u006b\u0020e\u0072\u0072\u006f\u0072");};if _bfgge ==0{_eg .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 _ggae ,nil ;};_ecece :=len (_acgf )/_bfgge ;_gceg :=0;_eab :=_cdcgc .PdfObjectDictionary .Get ("\u0049\u006e\u0064e\u0078");var _aedd []int ;if _eab !=nil {_eg .Log .Trace ("\u0049n\u0064\u0065\u0078\u003a\u0020\u0025b",_eab );_dfde ,_fdea :=_eab .(*PdfObjectArray );
if !_fdea {_eg .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 _dfde .Len ()%2!=0{_eg .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");};_gceg =0;_dffgf ,_feac :=_dfde .ToIntegerArray ();if _feac !=nil {_eg .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",_feac );
return nil ,_feac ;};for _feacf :=0;_feacf < len (_dffgf );_feacf +=2{_cbac :=_dffgf [_feacf ];_bfbga :=_dffgf [_feacf +1];for _geef :=0;_geef < _bfbga ;_geef ++{_aedd =append (_aedd ,_cbac +_geef );};_gceg +=_bfbga ;};}else {for _cddb :=0;_cddb < int (*_facbe );
_cddb ++{_aedd =append (_aedd ,_cddb );};_gceg =int (*_facbe );};if _ecece ==_gceg +1{_eg .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");
_addaf :=_gceg -1;for _ ,_fedd :=range _aedd {if _fedd > _addaf {_addaf =_fedd ;};};_aedd =append (_aedd ,_addaf +1);_gceg ++;};if _ecece !=len (_aedd ){_eg .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",_ecece ,len (_aedd ));
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");};_eg .Log .Trace ("\u004f\u0062j\u0065\u0063\u0074s\u0020\u0063\u006f\u0075\u006e\u0074\u0020\u0025\u0064",_gceg );
_eg .Log .Trace ("\u0049\u006e\u0064i\u0063\u0065\u0073\u003a\u0020\u0025\u0020\u0064",_aedd );_abcf :=func (_gadd []byte )int64 {var _bfeg int64 ;for _ccabe :=0;_ccabe < len (_gadd );_ccabe ++{_bfeg +=int64 (_gadd [_ccabe ])*(1<<uint (8*(len (_gadd )-_ccabe -1)));
};return _bfeg ;};_eg .Log .Trace ("\u0044e\u0063\u006f\u0064\u0065d\u0020\u0073\u0074\u0072\u0065a\u006d \u006ce\u006e\u0067\u0074\u0068\u003a\u0020\u0025d",len (_acgf ));_feag :=0;for _bceda :=0;_bceda < len (_acgf );_bceda +=_bfgge {_adbde :=_ddfd (len (_acgf ),_bceda ,_bceda +_ddfc );
if _adbde !=nil {_eg .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_adbde );return nil ,_adbde ;};_aeaec :=_acgf [_bceda :_bceda +_ddfc ];_adbde =_ddfd (len (_acgf ),_bceda +_ddfc ,_bceda +_fcda );
if _adbde !=nil {_eg .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_adbde );return nil ,_adbde ;};_aeed :=_acgf [_bceda +_ddfc :_bceda +_fcda ];_adbde =_ddfd (len (_acgf ),_bceda +_fcda ,_bceda +_gega );
if _adbde !=nil {_eg .Log .Debug ("\u0049\u006e\u0076al\u0069\u0064\u0020\u0073\u006c\u0069\u0063\u0065\u0020\u0072\u0061\u006e\u0067\u0065\u003a\u0020\u0025\u0076",_adbde );return nil ,_adbde ;};_ffg :=_acgf [_bceda +_fcda :_bceda +_gega ];_ceaa :=_abcf (_aeaec );
_ffac :=_abcf (_aeed );_eedd :=_abcf (_ffg );if _ecfd [0]==0{_ceaa =1;};if _feag >=len (_aedd ){_eg .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 ;};_agec :=_aedd [_feag ];_feag ++;_eg .Log .Trace ("%\u0064\u002e\u0020\u0070\u0031\u003a\u0020\u0025\u0020\u0078",_agec ,_aeaec );_eg .Log .Trace ("%\u0064\u002e\u0020\u0070\u0032\u003a\u0020\u0025\u0020\u0078",_agec ,_aeed );_eg .Log .Trace ("%\u0064\u002e\u0020\u0070\u0033\u003a\u0020\u0025\u0020\u0078",_agec ,_ffg );
_eg .Log .Trace ("\u0025d\u002e \u0078\u0072\u0065\u0066\u003a \u0025\u0064 \u0025\u0064\u0020\u0025\u0064",_agec ,_ceaa ,_ffac ,_eedd );if _ceaa ==0{_eg .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 _ceaa ==1{_eg .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",_aeed );if _ffac ==_cdbc {_eg .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",_agec ,_cdcgc .ObjectNumber );
_agec =int (_cdcgc .ObjectNumber );};if _ffgd ,_eafc :=_afccb ._bgbb .ObjectMap [_agec ];!_eafc ||int (_eedd )> _ffgd .Generation {_ecac :=XrefObject {ObjectNumber :_agec ,XType :XrefTypeTableEntry ,Offset :_ffac ,Generation :int (_eedd )};_afccb ._bgbb .ObjectMap [_agec ]=_ecac ;
};}else if _ceaa ==2{_eg .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 _ ,_bddf :=_afccb ._bgbb .ObjectMap [_agec ];!_bddf {_cedf :=XrefObject {ObjectNumber :_agec ,XType :XrefTypeObjectStream ,OsObjNumber :int (_ffac ),OsObjIndex :int (_eedd )};
_afccb ._bgbb .ObjectMap [_agec ]=_cedf ;_eg .Log .Trace ("\u0065\u006e\u0074\u0072\u0079\u003a\u0020\u0025\u002b\u0076",_cedf );};}else {_eg .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 _afccb ._febf ==nil {_eabb :=XrefTypeObjectStream ;_afccb ._febf =&_eabb ;};return _ggae ,nil ;};

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

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

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

// 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 _bdge (obj ,0)};const _bbgdg =32<<(^uint (0)>>63);

// DecodeBytes decodes a slice of JPX encoded bytes and returns the result.
func (_fegf *JPXEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_eg .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",_fegf .GetFilterName ());
return encoded ,ErrNoJPXDecode ;};func (_gff *PdfCrypt )loadCryptFilters (_fgge *PdfObjectDictionary )error {_gff ._ggce =cryptFilters {};_fdf :=_fgge .Get ("\u0043\u0046");_fdf =TraceToDirectObject (_fdf );if _ddc ,_edfg :=_fdf .(*PdfObjectReference );
_edfg {_eafe ,_efbd :=_gff ._dcc .LookupByReference (*_ddc );if _efbd !=nil {_eg .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 _efbd ;};_fdf =TraceToDirectObject (_eafe );};_fcf ,_ade :=_fdf .(*PdfObjectDictionary );if !_ade {_eg .Log .Debug ("I\u006ev\u0061\u006c\u0069\u0064\u0020\u0043\u0046\u002c \u0074\u0079\u0070\u0065: \u0025\u0054",_fdf );return _a .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0043\u0046");
};for _ ,_fed :=range _fcf .Keys (){_bfbg :=_fcf .Get (_fed );if _ffef ,_fagf :=_bfbg .(*PdfObjectReference );_fagf {_edb ,_fab :=_gff ._dcc .LookupByReference (*_ffef );if _fab !=nil {_eg .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 _fab ;};_bfbg =TraceToDirectObject (_edb );};_gcfg ,_aag :=_bfbg .(*PdfObjectDictionary );if !_aag {return _fcd .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",_fed ,_bfbg );
};if _fed =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{_eg .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 _bcf _ffb .FilterDict ;if _bcb :=_fbd (&_bcf ,_gcfg );_bcb !=nil {return _bcb ;};_bab ,_dea :=_ffb .NewFilter (_bcf );if _dea !=nil {return _dea ;};_gff ._ggce [string (_fed )]=_bab ;};_gff ._ggce ["\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"]=_ffb .NewIdentity ();
_gff ._bfd ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _edg ,_ddf :=_fgge .Get ("\u0053\u0074\u0072\u0046").(*PdfObjectName );_ddf {if _ ,_cbf :=_gff ._ggce [string (*_edg )];!_cbf {return _fcd .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",*_edg );
};_gff ._bfd =string (*_edg );};_gff ._fgg ="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079";if _ggdb ,_gaeg :=_fgge .Get ("\u0053\u0074\u006d\u0046").(*PdfObjectName );_gaeg {if _ ,_fbdd :=_gff ._ggce [string (*_ggdb )];!_fbdd {return _fcd .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",*_ggdb );
};_gff ._fgg =string (*_ggdb );};return nil ;};

// EncodeBytes encodes slice of bytes into JBIG2 encoding format.
// The input 'data' must be an image. In order to Decode it a user is responsible to
// load the codec ('png', 'jpg').
// Returns jbig2 single page encoded document byte slice. The encoder uses DefaultPageSettings
// to encode given image.
func (_dbbc *JBIG2Encoder )EncodeBytes (data []byte )([]byte ,error ){const _cdba ="\u004aB\u0049\u0047\u0032\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u002eE\u006e\u0063\u006f\u0064\u0065\u0042\u0079\u0074\u0065\u0073";if _dbbc .ColorComponents !=1||_dbbc .BitsPerComponent !=1{return nil ,_ggd .Errorf (_cdba ,"\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 (_bdcb *_ed .Bitmap ;_efda error ;);_edeac :=(_dbbc .Width *_dbbc .Height )==len (data );if _edeac {_bdcb ,_efda =_ed .NewWithUnpaddedData (_dbbc .Width ,_dbbc .Height ,data );}else {_bdcb ,_efda =_ed .NewWithData (_dbbc .Width ,_dbbc .Height ,data );
};if _efda !=nil {return nil ,_efda ;};_dafa :=_dbbc .DefaultPageSettings ;if _efda =_dafa .Validate ();_efda !=nil {return nil ,_ggd .Wrap (_efda ,_cdba ,"");};if _dbbc ._fbcd ==nil {_dbbc ._fbcd =_ea .InitEncodeDocument (_dafa .FileMode );};switch _dafa .Compression {case JB2Generic :if _efda =_dbbc ._fbcd .AddGenericPage (_bdcb ,_dafa .DuplicatedLinesRemoval );
_efda !=nil {return nil ,_ggd .Wrap (_efda ,_cdba ,"");};case JB2SymbolCorrelation :return nil ,_ggd .Error (_cdba ,"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 ,_ggd .Error (_cdba ,"\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 ,_ggd .Error (_cdba ,"\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 _dbbc .Encode ();};func _cag (_bde int )cryptFilters {return cryptFilters {_gde :_ffb .NewFilterV2 (_bde )}};


// Resolve resolves a PdfObject to direct object, looking up and resolving references as needed (unlike TraceToDirect).
func (_acd *PdfParser )Resolve (obj PdfObject )(PdfObject ,error ){_ag ,_cba :=obj .(*PdfObjectReference );if !_cba {return obj ,nil ;};_efe :=_acd .GetFileOffset ();defer func (){_acd .SetFileOffset (_efe )}();_dce ,_ecg :=_acd .LookupByReference (*_ag );
if _ecg !=nil {return nil ,_ecg ;};_fac ,_bgb :=_dce .(*PdfIndirectObject );if !_bgb {return _dce ,nil ;};_dce =_fac .PdfObject ;_ ,_cba =_dce .(*PdfObjectReference );if _cba {return _fac ,_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 _dce ,nil ;};

// DecodeBytes decodes byte array with ASCII85. 5 ASCII characters -> 4 raw binary bytes
func (_edd *ASCII85Encoder )DecodeBytes (encoded []byte )([]byte ,error ){var _dcaa []byte ;_eg .Log .Trace ("\u0041\u0053\u0043\u0049\u0049\u0038\u0035\u0020\u0044e\u0063\u006f\u0064\u0065");_acba :=0;_bgg :=false ;for _acba < len (encoded )&&!_bgg {_bbbce :=[5]byte {0,0,0,0,0};
_acaba :=0;_aae :=0;_eecd :=4;for _aae < 5+_acaba {if _acba +_aae ==len (encoded ){break ;};_ccb :=encoded [_acba +_aae ];if IsWhiteSpace (_ccb ){_acaba ++;_aae ++;continue ;}else if _ccb =='~'&&_acba +_aae +1< len (encoded )&&encoded [_acba +_aae +1]=='>'{_eecd =(_aae -_acaba )-1;
if _eecd < 0{_eecd =0;};_bgg =true ;break ;}else if _ccb >='!'&&_ccb <='u'{_ccb -='!';}else if _ccb =='z'&&_aae -_acaba ==0{_eecd =4;_aae ++;break ;}else {_eg .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");};_bbbce [_aae -_acaba ]=_ccb ;_aae ++;};_acba +=_aae ;for _agef :=_eecd +1;_agef < 5;_agef ++{_bbbce [_agef ]=84;
};_befd :=uint32 (_bbbce [0])*85*85*85*85+uint32 (_bbbce [1])*85*85*85+uint32 (_bbbce [2])*85*85+uint32 (_bbbce [3])*85+uint32 (_bbbce [4]);_ccbf :=[]byte {byte ((_befd >>24)&0xff),byte ((_befd >>16)&0xff),byte ((_befd >>8)&0xff),byte (_befd &0xff)};_dcaa =append (_dcaa ,_ccbf [:_eecd ]...);
};_eg .Log .Trace ("A\u0053\u0043\u0049\u004985\u002c \u0065\u006e\u0063\u006f\u0064e\u0064\u003a\u0020\u0025\u0020\u0058",encoded );_eg .Log .Trace ("A\u0053\u0043\u0049\u004985\u002c \u0064\u0065\u0063\u006f\u0064e\u0064\u003a\u0020\u0025\u0020\u0058",_dcaa );
return _dcaa ,nil ;};func _afbbf (_fcgf _af .ReadSeeker ,_efef int64 )(*limitedReadSeeker ,error ){_ ,_dbfef :=_fcgf .Seek (0,_af .SeekStart );if _dbfef !=nil {return nil ,_dbfef ;};return &limitedReadSeeker {_aafac :_fcgf ,_cdcd :_efef },nil ;};var _aggda =_ab .MustCompile ("\u0028\u005c\u0064\u002b)\\\u0073\u002b\u0028\u005c\u0064\u002b\u0029\u005c\u0073\u002b\u006f\u0062\u006a");
const _fdfac =10;func _fecf (_adbff *PdfObjectStream ,_acabg *PdfObjectDictionary )(*CCITTFaxEncoder ,error ){_dde :=NewCCITTFaxEncoder ();_acfa :=_adbff .PdfObjectDictionary ;if _acfa ==nil {return _dde ,nil ;};if _acabg ==nil {_afac :=TraceToDirectObject (_acfa .Get ("D\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073"));
if _afac !=nil {switch _ffbb :=_afac .(type ){case *PdfObjectDictionary :_acabg =_ffbb ;case *PdfObjectArray :if _ffbb .Len ()==1{if _bgafe ,_fggea :=GetDict (_ffbb .Get (0));_fggea {_acabg =_bgafe ;};};default:_eg .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",_afac );
return nil ,_a .New ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _acabg ==nil {_eg .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",_afac );
return nil ,_a .New ("\u0069\u006e\u0076\u0061li\u0064\u0020\u0044\u0065\u0063\u006f\u0064\u0065\u0050\u0061\u0072\u006d\u0073");};};if _cafb ,_dda :=GetNumberAsInt64 (_acabg .Get ("\u004b"));_dda ==nil {_dde .K =int (_cafb );};if _acaf ,_bgcad :=GetNumberAsInt64 (_acabg .Get ("\u0043o\u006c\u0075\u006d\u006e\u0073"));
_bgcad ==nil {_dde .Columns =int (_acaf );}else {_dde .Columns =1728;};if _eeec ,_ffeb :=GetNumberAsInt64 (_acabg .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));_ffeb ==nil {_dde .BlackIs1 =_eeec > 0;}else {if _dgab ,_fcab :=GetBoolVal (_acabg .Get ("\u0042\u006c\u0061\u0063\u006b\u0049\u0073\u0031"));
_fcab {_dde .BlackIs1 =_dgab ;}else {if _bagd ,_agaf :=GetArray (_acabg .Get ("\u0044\u0065\u0063\u006f\u0064\u0065"));_agaf {_bdda ,_bcee :=_bagd .ToIntegerArray ();if _bcee ==nil {_dde .BlackIs1 =_bdda [0]==1&&_bdda [1]==0;};};};};if _gebge ,_cfcbfc :=GetNumberAsInt64 (_acabg .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));
_cfcbfc ==nil {_dde .EncodedByteAlign =_gebge > 0;}else {if _abbb ,_gbda :=GetBoolVal (_acabg .Get ("\u0045\u006ec\u006f\u0064\u0065d\u0042\u0079\u0074\u0065\u0041\u006c\u0069\u0067\u006e"));_gbda {_dde .EncodedByteAlign =_abbb ;};};if _eaggf ,_efaa :=GetNumberAsInt64 (_acabg .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));
_efaa ==nil {_dde .EndOfLine =_eaggf > 0;}else {if _agcd ,_gfff :=GetBoolVal (_acabg .Get ("\u0045n\u0064\u004f\u0066\u004c\u0069\u006ee"));_gfff {_dde .EndOfLine =_agcd ;};};if _bbea ,_eead :=GetNumberAsInt64 (_acabg .Get ("\u0052\u006f\u0077\u0073"));
_eead ==nil {_dde .Rows =int (_bbea );};_dde .EndOfBlock =true ;if _dfeg ,_fcbd :=GetNumberAsInt64 (_acabg .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));_fcbd ==nil {_dde .EndOfBlock =_dfeg > 0;}else {if _dddf ,_afed :=GetBoolVal (_acabg .Get ("\u0045\u006e\u0064\u004f\u0066\u0042\u006c\u006f\u0063\u006b"));
_afed {_dde .EndOfBlock =_dddf ;};};if _fgae ,_gdag :=GetNumberAsInt64 (_acabg .Get ("\u0044\u0061\u006d\u0061ge\u0064\u0052\u006f\u0077\u0073\u0042\u0065\u0066\u006f\u0072\u0065\u0045\u0072\u0072o\u0072"));_gdag !=nil {_dde .DamagedRowsBeforeError =int (_fgae );
};_eg .Log .Trace ("\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0070\u0061\u0072\u0061\u006ds\u003a\u0020\u0025\u0073",_acabg .String ());return _dde ,nil ;};

// String returns a string describing `d`.
func (_bfacb *PdfObjectDictionary )String ()string {var _ecgd _gbb .Builder ;_ecgd .WriteString ("\u0044\u0069\u0063t\u0028");for _ ,_cadfe :=range _bfacb ._afde {_gbbb :=_bfacb ._aacg [_cadfe ];_ecgd .WriteString ("\u0022"+_cadfe .String ()+"\u0022\u003a\u0020");
_ecgd .WriteString (_gbbb .String ());_ecgd .WriteString ("\u002c\u0020");};_ecgd .WriteString ("\u0029");return _ecgd .String ();};var _ged =[]PdfObjectName {"\u0056","\u0052","\u004f","\u0055","\u0050"};

// Append appends PdfObject(s) to the streams.
func (_abeab *PdfObjectStreams )Append (objects ...PdfObject ){if _abeab ==nil {_eg .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 ;};_abeab ._dfgf =append (_abeab ._dfgf ,objects ...);};

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

// LookupByReference looks up a PdfObject by a reference.
func (_eac *PdfParser )LookupByReference (ref PdfObjectReference )(PdfObject ,error ){_eg .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 _eac .LookupByNumber (int (ref .ObjectNumber ));
};func _bcegb (_adcfb *PdfObjectDictionary )(_bfcf *_bb .ImageBase ){var (_bega *PdfObjectInteger ;_gegb bool ;);if _bega ,_gegb =_adcfb .Get ("\u0057\u0069\u0064t\u0068").(*PdfObjectInteger );_gegb {_bfcf =&_bb .ImageBase {Width :int (*_bega )};}else {return nil ;
};if _bega ,_gegb =_adcfb .Get ("\u0048\u0065\u0069\u0067\u0068\u0074").(*PdfObjectInteger );_gegb {_bfcf .Height =int (*_bega );};if _bega ,_gegb =_adcfb .Get ("\u0042\u0069t\u0073\u0050\u0065r\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074").(*PdfObjectInteger );
_gegb {_bfcf .BitsPerComponent =int (*_bega );};if _bega ,_gegb =_adcfb .Get ("\u0043o\u006co\u0072\u0043\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073").(*PdfObjectInteger );_gegb {_bfcf .ColorComponents =int (*_bega );};return _bfcf ;};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 =_fae .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");
);

// 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 _af .ReadSeeker )(_deee *PdfParser ,_aaffd error ){_deee =&PdfParser {_cdcg :rs ,ObjCache :make (objectCache ),_bdfd :map[int64 ]bool {},_cfda :true ,_feda :make (map[*PdfParser ]*PdfParser )};if _aaffd =_deee .parseDetailedHeader ();
_aaffd !=nil {return nil ,_aaffd ;};if _deee ._eaea ,_aaffd =_deee .loadXrefs ();_aaffd !=nil {_eg .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",_aaffd );
return nil ,_aaffd ;};_eg .Log .Trace ("T\u0072\u0061\u0069\u006c\u0065\u0072\u003a\u0020\u0025\u0073",_deee ._eaea );if len (_deee ._bgbb .ObjectMap )==0{return nil ,_fcd .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 _deee ,nil ;};func (_fef *PdfCrypt )saveCryptFilters (_cfa *PdfObjectDictionary )error {if _fef ._gbg .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");
};_edbb :=MakeDict ();_cfa .Set ("\u0043\u0046",_edbb );for _bed ,_eea :=range _fef ._ggce {if _bed =="\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079"{continue ;};_ecb :=_bgbd (_eea ,"");_edbb .Set (PdfObjectName (_bed ),_ecb );};_cfa .Set ("\u0053\u0074\u0072\u0046",MakeName (_fef ._bfd ));
_cfa .Set ("\u0053\u0074\u006d\u0046",MakeName (_fef ._fgg ));return nil ;};

// DecodeBytes decodes a slice of ASCII encoded bytes and returns the result.
func (_beda *ASCIIHexEncoder )DecodeBytes (encoded []byte )([]byte ,error ){_agae :=_ce .NewReader (encoded );var _daeb []byte ;for {_dcefc ,_fddf :=_agae .ReadByte ();if _fddf !=nil {return nil ,_fddf ;};if _dcefc =='>'{break ;};if IsWhiteSpace (_dcefc ){continue ;
};if (_dcefc >='a'&&_dcefc <='f')||(_dcefc >='A'&&_dcefc <='F')||(_dcefc >='0'&&_dcefc <='9'){_daeb =append (_daeb ,_dcefc );}else {_eg .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",_dcefc );
return nil ,_fcd .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",_dcefc );};};if len (_daeb )%2==1{_daeb =append (_daeb ,'0');
};_eg .Log .Trace ("\u0049\u006e\u0062\u006f\u0075\u006e\u0064\u0020\u0025\u0073",_daeb );_ceed :=make ([]byte ,_gf .DecodedLen (len (_daeb )));_ ,_adba :=_gf .Decode (_ceed ,_daeb );if _adba !=nil {return nil ,_adba ;};return _ceed ,nil ;};

// PdfObjectString represents the primitive PDF string object.
type PdfObjectString struct{_cegg string ;_fgce bool ;};

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

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

// 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 )(_ecffd *PdfObjectFloat ,_bfdb bool ){_ecffd ,_bfdb =TraceToDirectObject (obj ).(*PdfObjectFloat );return _ecffd ,_bfdb ;};

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

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

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

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

// HasInvalidSubsectionHeader implements core.ParserMetadata interface.
func (_cffg ParserMetadata )HasInvalidSubsectionHeader ()bool {return _cffg ._bfc };

// 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 (_aedfc *PdfParser )ReadAtLeast (p []byte ,n int )(int ,error ){_beg :=n ;_abcb :=0;_fegb :=0;for _beg > 0{_abab ,_agefb :=_aedfc ._ffad .Read (p [_abcb :]);if _agefb !=nil {_eg .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",_abab ,_fegb ,_agefb .Error ());
return _abcb ,_a .New ("\u0066\u0061\u0069\u006c\u0065\u0064\u0020\u0072\u0065a\u0064\u0069\u006e\u0067");};_fegb ++;_abcb +=_abab ;_beg -=_abab ;};return _abcb ,nil ;};var _ceba =_ab .MustCompile ("\u0073t\u0061r\u0074\u0078\u003f\u0072\u0065f\u005c\u0073*\u0028\u005c\u0064\u002b\u0029");


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

// 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 (_cce *JBIG2Encoder )DecodeImages (encoded []byte )([]_ga .Image ,error ){const _fcfec ="\u004aB\u0049\u0047\u0032\u0045n\u0063\u006f\u0064\u0065\u0072.\u0044e\u0063o\u0064\u0065\u0049\u006d\u0061\u0067\u0065s";_cece ,_bgfa :=_ege .Decode (encoded ,_ege .Parameters {},_cce .Globals .ToDocumentGlobals ());
if _bgfa !=nil {return nil ,_ggd .Wrap (_bgfa ,_fcfec ,"");};_gegg ,_bgfa :=_cece .PageNumber ();if _bgfa !=nil {return nil ,_ggd .Wrap (_bgfa ,_fcfec ,"");};_cced :=[]_ga .Image {};var _cegec _ga .Image ;for _gfcf :=1;_gfcf <=_gegg ;_gfcf ++{_cegec ,_bgfa =_cece .DecodePageImage (_gfcf );
if _bgfa !=nil {return nil ,_ggd .Wrapf (_bgfa ,_fcfec ,"\u0070\u0061\u0067\u0065\u003a\u0020\u0027\u0025\u0064\u0027",_gfcf );};_cced =append (_cced ,_cegec );};return _cced ,nil ;};func (_bce *PdfCrypt )isDecrypted (_gda PdfObject )bool {_ ,_fbdb :=_bce ._ffe [_gda ];
if _fbdb {_eg .Log .Trace ("\u0041\u006c\u0072\u0065\u0061\u0064\u0079\u0020\u0064\u0065\u0063\u0072y\u0070\u0074\u0065\u0064");return true ;};switch _dbb :=_gda .(type ){case *PdfObjectStream :if _bce ._edcd .R !=5{if _ebb ,_dcef :=_dbb .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_dcef &&*_ebb =="\u0058\u0052\u0065\u0066"{return true ;};};case *PdfIndirectObject :if _ ,_fbdb =_bce ._cecd [int (_dbb .ObjectNumber )];_fbdb {return true ;};switch _ggf :=_dbb .PdfObject .(type ){case *PdfObjectDictionary :_agcc :=true ;for _ ,_abb :=range _ged {if _ggf .Get (_abb )==nil {_agcc =false ;
break ;};};if _agcc {return true ;};};};_eg .Log .Trace ("\u004e\u006f\u0074\u0020\u0064\u0065\u0063\u0072\u0079\u0070\u0074\u0065d\u0020\u0079\u0065\u0074");return false ;};

// MakeHexString creates an PdfObjectString from a string intended for output as a hexadecimal string.
func MakeHexString (s string )*PdfObjectString {_eaead :=PdfObjectString {_cegg :s ,_fgce :true };return &_eaead ;};func _bedb (_feed _bb .Image )*JBIG2Image {_cdeb :=_feed .Base ();return &JBIG2Image {Data :_cdeb .Data ,Width :_cdeb .Width ,Height :_cdeb .Height ,HasPadding :true };
};

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

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

// 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 ;};

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

// String returns a string describing `null`.
func (_gbdf *PdfObjectNull )String ()string {return "\u006e\u0075\u006c\u006c"};func _ddfd (_gfg ,_dbcgb ,_cgfd int )error {if _dbcgb < 0||_dbcgb > _gfg {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 _cgfd < _dbcgb {return _a .New ("\u0069n\u0076\u0061\u006c\u0069d\u0020\u0073\u006c\u0069\u0063e\u0020i\u006ed\u0065\u0078\u0020\u0062\u0020\u003c\u0020a");};if _cgfd > _gfg {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 ;};

// UpdateParams updates the parameter values of the encoder.
func (_aebf *ASCII85Encoder )UpdateParams (params *PdfObjectDictionary ){};func (_adae *PdfParser )inspect ()(map[string ]int ,error ){_eg .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");
_eg .Log .Trace ("X\u0072\u0065\u0066\u0020\u0074\u0061\u0062\u006c\u0065\u003a");_defce :=map[string ]int {};_fdbd :=0;_gaaf :=0;var _gbaa []int ;for _fgeb :=range _adae ._bgbb .ObjectMap {_gbaa =append (_gbaa ,_fgeb );};_gb .Ints (_gbaa );_bdgf :=0;for _ ,_ebebe :=range _gbaa {_ebbd :=_adae ._bgbb .ObjectMap [_ebebe ];
if _ebbd .ObjectNumber ==0{continue ;};_fdbd ++;_eg .Log .Trace ("\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d");_eg .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",_ebbd .ObjectNumber );
_ddbe ,_bfcfd :=_adae .LookupByNumber (_ebbd .ObjectNumber );if _bfcfd !=nil {_eg .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",_ebbd .ObjectNumber ,_bfcfd );
_gaaf ++;continue ;};_eg .Log .Trace ("\u006fb\u006a\u003a\u0020\u0025\u0073",_ddbe );_acbaf ,_bagb :=_ddbe .(*PdfIndirectObject );if _bagb {_eg .Log .Trace ("\u0049N\u0044 \u004f\u004f\u0042\u004a\u0020\u0025\u0064\u003a\u0020\u0025\u0073",_ebbd .ObjectNumber ,_acbaf );
_bcdd ,_gccde :=_acbaf .PdfObject .(*PdfObjectDictionary );if _gccde {if _eecef ,_dccgf :=_bcdd .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );_dccgf {_defgc :=string (*_eecef );_eg .Log .Trace ("\u002d\u002d\u002d\u003e\u0020\u004f\u0062\u006a\u0020\u0074\u0079\u0070e\u003a\u0020\u0025\u0073",_defgc );
_ ,_fdde :=_defce [_defgc ];if _fdde {_defce [_defgc ]++;}else {_defce [_defgc ]=1;};}else if _bgcea ,_febbf :=_bcdd .Get ("\u0053u\u0062\u0074\u0079\u0070\u0065").(*PdfObjectName );_febbf {_ggfd :=string (*_bgcea );_eg .Log .Trace ("-\u002d-\u003e\u0020\u004f\u0062\u006a\u0020\u0073\u0075b\u0074\u0079\u0070\u0065: \u0025\u0073",_ggfd );
_ ,_dcac :=_defce [_ggfd ];if _dcac {_defce [_ggfd ]++;}else {_defce [_ggfd ]=1;};};if _eedb ,_fcde :=_bcdd .Get ("\u0053").(*PdfObjectName );_fcde &&*_eedb =="\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"{_ ,_gcfff :=_defce ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"];
if _gcfff {_defce ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"]++;}else {_defce ["\u004a\u0061\u0076\u0061\u0053\u0063\u0072\u0069\u0070\u0074"]=1;};};};}else if _egcbfa ,_ecge :=_ddbe .(*PdfObjectStream );_ecge {if _gdac ,_eafbb :=_egcbfa .PdfObjectDictionary .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );
_eafbb {_eg .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",*_gdac );_bcef :=string (*_gdac );_defce [_bcef ]++;};}else {_fgebf ,_ebfec :=_ddbe .(*PdfObjectDictionary );
if _ebfec {_bgcbf ,_fegae :=_fgebf .Get ("\u0054\u0079\u0070\u0065").(*PdfObjectName );if _fegae {_abgg :=string (*_bgcbf );_eg .Log .Trace ("\u002d-\u002d \u006f\u0062\u006a\u0020\u0074\u0079\u0070\u0065\u0020\u0025\u0073",_abgg );_defce [_abgg ]++;};
};_eg .Log .Trace ("\u0044\u0049\u0052\u0045\u0043\u0054\u0020\u004f\u0042\u004a\u0020\u0025d\u003a\u0020\u0025\u0073",_ebbd .ObjectNumber ,_ddbe );};_bdgf ++;};_eg .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");
_eg .Log .Trace ("\u003d=\u003d\u003d\u003d\u003d\u003d");_eg .Log .Trace ("\u004f\u0062j\u0065\u0063\u0074 \u0063\u006f\u0075\u006e\u0074\u003a\u0020\u0025\u0064",_fdbd );_eg .Log .Trace ("\u0046\u0061\u0069\u006c\u0065\u0064\u0020\u006c\u006f\u006f\u006b\u0075p\u003a\u0020\u0025\u0064",_gaaf );
for _ecef ,_ebde :=range _defce {_eg .Log .Trace ("\u0025\u0073\u003a\u0020\u0025\u0064",_ecef ,_ebde );};_eg .Log .Trace ("\u003d=\u003d\u003d\u003d\u003d\u003d");if len (_adae ._bgbb .ObjectMap )< 1{_eg .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 ,_fcd .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");};_fcba ,_ddffc :=_defce ["\u0046\u006f\u006e\u0074"];
if !_ddffc ||_fcba < 2{_eg .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 {_eg .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 _defce ,nil ;};

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

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

// GetAccessPermissions returns the PDF access permissions as an AccessPermissions object.
func (_gbbf *PdfCrypt )GetAccessPermissions ()_ee .Permissions {return _gbbf ._edcd .P };var _fdfb =_ab .MustCompile ("\u005c\u0073\u002a\u0078\u0072\u0065\u0066\u005c\u0073\u002a");

// EncodeBytes DCT encodes the passed in slice of bytes.
func (_facbd *DCTEncoder )EncodeBytes (data []byte )([]byte ,error ){var _fegd _ga .Image ;if _facbd .ColorComponents ==1&&_facbd .BitsPerComponent ==8{_fegd =&_ga .Gray {Rect :_ga .Rect (0,0,_facbd .Width ,_facbd .Height ),Pix :data ,Stride :_bb .BytesPerLine (_facbd .Width ,_facbd .BitsPerComponent ,_facbd .ColorComponents )};
}else {var _dcce error ;_fegd ,_dcce =_bb .NewImage (_facbd .Width ,_facbd .Height ,_facbd .BitsPerComponent ,_facbd .ColorComponents ,data ,nil ,nil );if _dcce !=nil {return nil ,_dcce ;};};_dgaca :=_e .Options {};_dgaca .Quality =_facbd .Quality ;var _dgaa _ce .Buffer ;
if _cfedd :=_e .Encode (&_dgaa ,_fegd ,&_dgaca );_cfedd !=nil {return nil ,_cfedd ;};return _dgaa .Bytes (),nil ;};

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

// DecodeStream decodes the stream data and returns the decoded data.
// An error is returned upon failure.
func DecodeStream (streamObj *PdfObjectStream )([]byte ,error ){_eg .Log .Trace ("\u0044\u0065\u0063\u006f\u0064\u0065\u0020\u0073\u0074\u0072\u0065\u0061\u006d");_ageda ,_gceb :=NewEncoderFromStream (streamObj );if _gceb !=nil {_eg .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",_gceb );
return nil ,_gceb ;};_eg .Log .Trace ("\u0045\u006e\u0063\u006f\u0064\u0065\u0072\u003a\u0020\u0025\u0023\u0076\u000a",_ageda );_fcbb ,_gceb :=_ageda .DecodeStream (streamObj );if _gceb !=nil {_eg .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",_gceb );
return nil ,_gceb ;};return _fcbb ,nil ;};