unipdf/internal/jbig2/document/document.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.
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package document ;import (_c "encoding/binary";_cc "fmt";_f "github.com/unidoc/unipdf/v3/common";_g "github.com/unidoc/unipdf/v3/internal/bitwise";_a "github.com/unidoc/unipdf/v3/internal/jbig2/basic";_ee "github.com/unidoc/unipdf/v3/internal/jbig2/bitmap";
_ecd "github.com/unidoc/unipdf/v3/internal/jbig2/document/segments";_d "github.com/unidoc/unipdf/v3/internal/jbig2/encoder/classer";_ab "github.com/unidoc/unipdf/v3/internal/jbig2/errors";_ea "io";_ec "math";_ccb "runtime/debug";);func (_gdge *Document )determineRandomDataOffsets (_cce []*_ecd .Header ,_bfc uint64 ){if _gdge .OrganizationType !=_ecd .ORandom {return ;
};for _ ,_fabb :=range _cce {_fabb .SegmentDataStartOffset =_bfc ;_bfc +=_fabb .SegmentDataLength ;};};type Globals struct{Segments []*_ecd .Header ;};func (_cag *Page )String ()string {return _cc .Sprintf ("\u0050\u0061\u0067\u0065\u0020\u0023\u0025\u0064",_cag .PageNumber );
};func (_gda *Document )produceClassifiedPage (_ccg *Page ,_de *_ecd .Header )(_aba error ){const _ebd ="p\u0072\u006f\u0064\u0075ce\u0043l\u0061\u0073\u0073\u0069\u0066i\u0065\u0064\u0050\u0061\u0067\u0065";var _edb map[int ]int ;_gb :=_gda ._db ;_ddf :=[]*_ecd .Header {_de };
if len (_gda ._dc [_ccg .PageNumber ])> 0{_edb =map[int ]int {};_eed ,_ae :=_gda .addSymbolDictionary (_ccg .PageNumber ,_gda .Classer .UndilatedTemplates ,_gda ._dc [_ccg .PageNumber ],_edb ,false );if _ae !=nil {return _ab .Wrap (_ae ,_ebd ,"");};_ddf =append (_ddf ,_eed );
_gb +=len (_gda ._dc [_ccg .PageNumber ]);};_dca :=_gda ._da [_ccg .PageNumber ];_f .Log .Debug ("P\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020c\u006f\u006d\u0070\u0073: \u0025\u0076",_ccg .PageNumber ,_dca );_ccg .addTextRegionSegment (_ddf ,_gda ._dgf ,_edb ,_gda ._da [_ccg .PageNumber ],_gda .Classer .PtaLL ,_gda .Classer .UndilatedTemplates ,_gda .Classer .ClassIDs ,nil ,_ad (_gb ),len (_gda ._da [_ccg .PageNumber ]));
return nil ;};const (GenericEM EncodingMethod =iota ;CorrelationEM ;RankHausEM ;);func (_bdd *Document )GetPage (pageNumber int )(_ecd .Pager ,error ){const _cd ="\u0044\u006fc\u0075\u006d\u0065n\u0074\u002e\u0047\u0065\u0074\u0050\u0061\u0067\u0065";if pageNumber < 0{_f .Log .Debug ("\u004a\u0042\u0049\u00472\u0020\u0050\u0061\u0067\u0065\u0020\u002d\u0020\u0047e\u0074\u0050\u0061\u0067\u0065\u003a\u0020\u0025\u0064\u002e\u0020\u0050\u0061\u0067\u0065\u0020\u0063\u0061n\u006e\u006f\u0074\u0020\u0062e\u0020\u006c\u006f\u0077\u0065\u0072\u0020\u0074\u0068\u0061\u006e\u0020\u0030\u002e\u0020\u0025\u0073",pageNumber ,_ccb .Stack ());
return nil ,_ab .Errorf (_cd ,"\u0069\u006e\u0076\u0061l\u0069\u0064\u0020\u006a\u0062\u0069\u0067\u0032\u0020d\u006f\u0063\u0075\u006d\u0065\u006e\u0074\u0020\u002d\u0020\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064 \u0069\u006e\u0076\u0061\u006ci\u0064\u0020\u0070\u0061\u0067\u0065\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u003a\u0020\u0025\u0064",pageNumber );
};if pageNumber > len (_bdd .Pages ){_f .Log .Debug ("\u0050\u0061\u0067\u0065 n\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u003a\u0020\u0025\u0064\u002e\u0020%\u0073",pageNumber ,_ccb .Stack ());return nil ,_ab .Error (_cd ,"\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u006a\u0062\u0069\u0067\u0032 \u0064\u006f\u0063\u0075\u006d\u0065n\u0074\u0020\u002d\u0020\u0070\u0061\u0067\u0065\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");
};_dgd ,_deb :=_bdd .Pages [pageNumber ];if !_deb {_f .Log .Debug ("\u0050\u0061\u0067\u0065 n\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u003a\u0020\u0025\u0064\u002e\u0020%\u0073",pageNumber ,_ccb .Stack ());return nil ,_ab .Errorf (_cd ,"\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u006a\u0062\u0069\u0067\u0032 \u0064\u006f\u0063\u0075\u006d\u0065n\u0074\u0020\u002d\u0020\u0070\u0061\u0067\u0065\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");
};return _dgd ,nil ;};func (_fdgd *Page )getResolutionX ()(int ,error ){const _afda ="\u0067\u0065\u0074\u0052\u0065\u0073\u006f\u006c\u0075t\u0069\u006f\u006e\u0058";if _fdgd .ResolutionX !=0{return _fdgd .ResolutionX ,nil ;};_fada :=_fdgd .getPageInformationSegment ();
if _fada ==nil {return 0,_ab .Error (_afda ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");};_cfbb ,_eefg :=_fada .GetSegmentData ();if _eefg !=nil {return 0,_ab .Wrap (_eefg ,_afda ,"");};_aea ,_dcfa :=_cfbb .(*_ecd .PageInformationSegment );
if !_dcfa {return 0,_ab .Errorf (_afda ,"\u0070\u0061\u0067\u0065\u0020\u0069n\u0066\u006f\u0072\u006d\u0061\u0074\u0069\u006f\u006e\u0020\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u0020\u0069\u0073 \u006f\u0066\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0074\u0079\u0070e\u003a \u0027\u0025\u0054\u0027",_cfbb );
};_fdgd .ResolutionX =_aea .ResolutionX ;return _fdgd .ResolutionX ,nil ;};func _ad (_bgc int )int {_faf :=0;_abf :=(_bgc &(_bgc -1))==0;_bgc >>=1;for ;_bgc !=0;_bgc >>=1{_faf ++;};if _abf {return _faf ;};return _faf +1;};func (_ebaa *Document )completeSymbols ()(_edd error ){const _ca ="\u0063o\u006dp\u006c\u0065\u0074\u0065\u0053\u0079\u006d\u0062\u006f\u006c\u0073";
if _ebaa .Classer ==nil {return nil ;};if _ebaa .Classer .UndilatedTemplates ==nil {return _ab .Error (_ca ,"\u006e\u006f t\u0065\u006d\u0070l\u0061\u0074\u0065\u0073 de\u0066in\u0065\u0064\u0020\u0066\u006f\u0072\u0020th\u0065\u0020\u0063\u006c\u0061\u0073\u0073e\u0072");
};_caa :=len (_ebaa .Pages )==1;_fab :=make ([]int ,_ebaa .Classer .UndilatedTemplates .Size ());var _bef int ;for _ccde :=0;_ccde < _ebaa .Classer .ClassIDs .Size ();_ccde ++{_bef ,_edd =_ebaa .Classer .ClassIDs .Get (_ccde );if _edd !=nil {return _ab .Wrap (_edd ,_ca ,"\u0063\u006c\u0061\u0073\u0073\u0020\u0049\u0044\u0027\u0073");
};_fab [_bef ]++;};var _ga []int ;for _ba :=0;_ba < _ebaa .Classer .UndilatedTemplates .Size ();_ba ++{if _fab [_ba ]==0{return _ab .Error (_ca ,"\u006eo\u0020\u0073y\u006d\u0062\u006f\u006cs\u0020\u0069\u006es\u0074\u0061\u006e\u0063\u0065\u0073\u0020\u0066\u006fun\u0064\u0020\u0066o\u0072\u0020g\u0069\u0076\u0065\u006e\u0020\u0063l\u0061\u0073s\u003f\u0020");
};if _fab [_ba ]> 1||_caa {_ga =append (_ga ,_ba );};};_ebaa ._db =len (_ga );var _gba ,_cf int ;for _ade :=0;_ade < _ebaa .Classer .ComponentPageNumbers .Size ();_ade ++{_gba ,_edd =_ebaa .Classer .ComponentPageNumbers .Get (_ade );if _edd !=nil {return _ab .Wrapf (_edd ,_ca ,"p\u0061\u0067\u0065\u003a\u0020\u0027\u0025\u0064\u0027 \u006e\u006f\u0074\u0020\u0066\u006f\u0075nd\u0020\u0069\u006e\u0020t\u0068\u0065\u0020\u0063\u006c\u0061\u0073\u0073\u0065r \u0070\u0061g\u0065\u006e\u0075\u006d\u0062\u0065\u0072\u0073",_ade );
};_cf ,_edd =_ebaa .Classer .ClassIDs .Get (_ade );if _edd !=nil {return _ab .Wrapf (_edd ,_ca ,"\u0063\u0061\u006e\u0027\u0074\u0020\u0067e\u0074\u0020\u0073y\u006d\u0062\u006f\u006c \u0066\u006f\u0072\u0020\u0070\u0061\u0067\u0065\u0020\u0027\u0025\u0064\u0027\u0020\u0066\u0072\u006f\u006d\u0020\u0063\u006c\u0061\u0073\u0073\u0065\u0072",_gba );
};if _fab [_cf ]==1&&!_caa {_ebaa ._dc [_gba ]=append (_ebaa ._dc [_gba ],_cf );};};if _edd =_ebaa .Classer .ComputeLLCorners ();_edd !=nil {return _ab .Wrap (_edd ,_ca ,"");};return nil ;};func (_febg *Page )addTextRegionSegment (_cfb []*_ecd .Header ,_dea ,_ecde map[int ]int ,_dgdc []int ,_cgd *_ee .Points ,_abgb *_ee .Bitmaps ,_dcc *_a .IntSlice ,_gbf *_ee .Boxes ,_abe ,_cdce int ){_ggcc :=&_ecd .TextRegion {NumberOfSymbols :uint32 (_cdce )};
_ggcc .InitEncode (_dea ,_ecde ,_dgdc ,_cgd ,_abgb ,_dcc ,_gbf ,_febg .FinalWidth ,_febg .FinalHeight ,_abe );_gbg :=&_ecd .Header {RTSegments :_cfb ,SegmentData :_ggcc ,PageAssociation :_febg .PageNumber ,Type :_ecd .TImmediateTextRegion };_gcf :=_ecd .TPageInformation ;
if _ecde !=nil {_gcf =_ecd .TSymbolDictionary ;};var _egf int ;for ;_egf < len (_febg .Segments );_egf ++{if _febg .Segments [_egf ].Type ==_gcf {_egf ++;break ;};};_febg .Segments =append (_febg .Segments ,nil );copy (_febg .Segments [_egf +1:],_febg .Segments [_egf :]);
_febg .Segments [_egf ]=_gbg ;};func _bfe (_gfa _g .StreamReader ,_abd *Globals )(*Document ,error ){_dfc :=&Document {Pages :make (map[int ]*Page ),InputStream :_gfa ,OrganizationType :_ecd .OSequential ,NumberOfPagesUnknown :true ,GlobalSegments :_abd ,_gd :9};
if _dfc .GlobalSegments ==nil {_dfc .GlobalSegments =&Globals {};};if _ebfd :=_dfc .mapData ();_ebfd !=nil {return nil ,_ebfd ;};return _dfc ,nil ;};func (_cfd *Page )composePageBitmap ()error {const _adg ="\u0063\u006f\u006d\u0070\u006f\u0073\u0065\u0050\u0061\u0067\u0065\u0042i\u0074\u006d\u0061\u0070";
if _cfd .PageNumber ==0{return nil ;};_dbg :=_cfd .getPageInformationSegment ();if _dbg ==nil {return _ab .Error (_adg ,"\u0070\u0061\u0067e \u0069\u006e\u0066\u006f\u0072\u006d\u0061\u0074\u0069o\u006e \u0073e\u0067m\u0065\u006e\u0074\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");
};_ggcb ,_cba :=_dbg .GetSegmentData ();if _cba !=nil {return _cba ;};_afcf ,_ecg :=_ggcb .(*_ecd .PageInformationSegment );if !_ecg {return _ab .Error (_adg ,"\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006da\u0074\u0069\u006f\u006e \u0073\u0065\u0067\u006d\u0065\u006e\u0074\u0020\u0069\u0073\u0020\u006f\u0066\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0074\u0079\u0070\u0065");
};if _cba =_cfd .createPage (_afcf );_cba !=nil {return _ab .Wrap (_cba ,_adg ,"");};_cfd .clearSegmentData ();return nil ;};func (_babec *Page )GetBitmap ()(_gge *_ee .Bitmap ,_gfgf error ){_f .Log .Trace (_cc .Sprintf ("\u005b\u0050\u0041G\u0045\u005d\u005b\u0023%\u0064\u005d\u0020\u0047\u0065\u0074\u0042i\u0074\u006d\u0061\u0070\u0020\u0062\u0065\u0067\u0069\u006e\u0073\u002e\u002e\u002e",_babec .PageNumber ));
defer func (){if _gfgf !=nil {_f .Log .Trace (_cc .Sprintf ("\u005b\u0050\u0041\u0047\u0045\u005d\u005b\u0023\u0025\u0064\u005d\u0020\u0047\u0065\u0074B\u0069t\u006d\u0061\u0070\u0020\u0066\u0061\u0069\u006c\u0065\u0064\u002e\u0020\u0025\u0076",_babec .PageNumber ,_gfgf ));
}else {_f .Log .Trace (_cc .Sprintf ("\u005b\u0050\u0041\u0047\u0045\u005d\u005b\u0023\u0025\u0064]\u0020\u0047\u0065\u0074\u0042\u0069\u0074m\u0061\u0070\u0020\u0066\u0069\u006e\u0069\u0073\u0068\u0065\u0064",_babec .PageNumber ));};}();if _babec .Bitmap !=nil {return _babec .Bitmap ,nil ;
};_gfgf =_babec .composePageBitmap ();if _gfgf !=nil {return nil ,_gfgf ;};return _babec .Bitmap ,nil ;};func (_efe *Document )nextSegmentNumber ()uint32 {_agd :=_efe .CurrentSegmentNumber ;_efe .CurrentSegmentNumber ++;return _agd ;};func (_becb *Document )mapData ()error {const _cda ="\u006da\u0070\u0044\u0061\u0074\u0061";
var (_caf []*_ecd .Header ;_gag int64 ;_aff _ecd .Type ;);_cfe ,_bgee :=_becb .isFileHeaderPresent ();if _bgee !=nil {return _ab .Wrap (_bgee ,_cda ,"");};if _cfe {if _bgee =_becb .parseFileHeader ();_bgee !=nil {return _ab .Wrap (_bgee ,_cda ,"");};_gag +=int64 (_becb ._gd );
_becb .FullHeaders =true ;};var (_dcg *Page ;_fgb bool ;);for _aff !=51&&!_fgb {_bfbf ,_fef :=_ecd .NewHeader (_becb ,_becb .InputStream ,_gag ,_becb .OrganizationType );if _fef !=nil {return _ab .Wrap (_fef ,_cda ,"");};_f .Log .Trace ("\u0044\u0065c\u006f\u0064\u0069\u006eg\u0020\u0073e\u0067\u006d\u0065\u006e\u0074\u0020\u006e\u0075m\u0062\u0065\u0072\u003a\u0020\u0025\u0064\u002c\u0020\u0054\u0079\u0070e\u003a\u0020\u0025\u0073",_bfbf .SegmentNumber ,_bfbf .Type );
_aff =_bfbf .Type ;if _aff !=_ecd .TEndOfFile {if _bfbf .PageAssociation !=0{_dcg =_becb .Pages [_bfbf .PageAssociation ];if _dcg ==nil {_dcg =_dgc (_becb ,_bfbf .PageAssociation );_becb .Pages [_bfbf .PageAssociation ]=_dcg ;if _becb .NumberOfPagesUnknown {_becb .NumberOfPages ++;
};};_dcg .Segments =append (_dcg .Segments ,_bfbf );}else {_becb .GlobalSegments .AddSegment (_bfbf );};};_caf =append (_caf ,_bfbf );_gag =_becb .InputStream .StreamPosition ();if _becb .OrganizationType ==_ecd .OSequential {_gag +=int64 (_bfbf .SegmentDataLength );
};_fgb ,_fef =_becb .reachedEOF (_gag );if _fef !=nil {_f .Log .Debug ("\u006a\u0062\u0069\u0067\u0032 \u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074\u0020\u0072\u0065\u0061\u0063h\u0065\u0064\u0020\u0045\u004f\u0046\u0020\u0077\u0069\u0074\u0068\u0020\u0065\u0072\u0072\u006f\u0072\u003a\u0020\u0025\u0076",_fef );
return _ab .Wrap (_fef ,_cda ,"");};};_becb .determineRandomDataOffsets (_caf ,uint64 (_gag ));return nil ;};func (_fad *Document )encodeSegment (_dbc *_ecd .Header ,_eca *int )error {const _dbb ="\u0065\u006e\u0063\u006f\u0064\u0065\u0053\u0065\u0067\u006d\u0065\u006e\u0074";
_dbc .SegmentNumber =_fad .nextSegmentNumber ();_dec ,_gf :=_dbc .Encode (_fad ._eec );if _gf !=nil {return _ab .Wrapf (_gf ,_dbb ,"\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u003a\u0020\u0027\u0025\u0064\u0027",_dbc .SegmentNumber );};*_eca +=_dec ;return nil ;
};func (_fgea *Page )getWidth ()(int ,error ){const _faa ="\u0067\u0065\u0074\u0057\u0069\u0064\u0074\u0068";if _fgea .FinalWidth !=0{return _fgea .FinalWidth ,nil ;};_bgd :=_fgea .getPageInformationSegment ();if _bgd ==nil {return 0,_ab .Error (_faa ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");
};_dcee ,_bce :=_bgd .GetSegmentData ();if _bce !=nil {return 0,_ab .Wrap (_bce ,_faa ,"");};_fca ,_afd :=_dcee .(*_ecd .PageInformationSegment );if !_afd {return 0,_ab .Errorf (_faa ,"\u0070\u0061\u0067\u0065\u0020\u0069n\u0066\u006f\u0072\u006d\u0061\u0074\u0069\u006f\u006e\u0020\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u0020\u0069\u0073 \u006f\u0066\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0074\u0079\u0070e\u003a \u0027\u0025\u0054\u0027",_dcee );
};_fgea .FinalWidth =_fca .PageBMWidth ;return _fgea .FinalWidth ,nil ;};func (_gff *Page )createStripedPage (_ffc *_ecd .PageInformationSegment )error {const _eedf ="\u0063\u0072\u0065\u0061\u0074\u0065\u0053\u0074\u0072\u0069\u0070\u0065d\u0050\u0061\u0067\u0065";
_ge ,_gfc :=_gff .collectPageStripes ();if _gfc !=nil {return _ab .Wrap (_gfc ,_eedf ,"");};var _aeda int ;for _ ,_adgf :=range _ge {if _bdf ,_bbg :=_adgf .(*_ecd .EndOfStripe );_bbg {_aeda =_bdf .LineNumber ()+1;}else {_ece :=_adgf .(_ecd .Regioner );
_feff :=_ece .GetRegionInfo ();_cga :=_gff .getCombinationOperator (_ffc ,_feff .CombinaionOperator );_cfbd ,_aaf :=_ece .GetRegionBitmap ();if _aaf !=nil {return _ab .Wrap (_aaf ,_eedf ,"");};_aaf =_ee .Blit (_cfbd ,_gff .Bitmap ,int (_feff .XLocation ),_aeda ,_cga );
if _aaf !=nil {return _ab .Wrap (_aaf ,_eedf ,"");};};};return nil ;};func (_dece *Document )GetGlobalSegment (i int )(*_ecd .Header ,error ){_bge ,_fbf :=_dece .GlobalSegments .GetSegment (i );if _fbf !=nil {return nil ,_ab .Wrap (_fbf ,"\u0047\u0065t\u0047\u006c\u006fb\u0061\u006c\u0053\u0065\u0067\u006d\u0065\u006e\u0074","");
};return _bge ,nil ;};func InitEncodeDocument (fullHeaders bool )*Document {return &Document {FullHeaders :fullHeaders ,_eec :_g .BufferedMSB (),Pages :map[int ]*Page {},_dc :map[int ][]int {},_dgf :map[int ]int {},_da :map[int ][]int {}};};func (_beca *Page )createPage (_dcff *_ecd .PageInformationSegment )error {var _fbd error ;
if !_dcff .IsStripe ||_dcff .PageBMHeight !=-1{_fbd =_beca .createNormalPage (_dcff );}else {_fbd =_beca .createStripedPage (_dcff );};return _fbd ;};func (_gdd *Document )nextPageNumber ()uint32 {_gdd .NumberOfPages ++;return _gdd .NumberOfPages };func (_ggcf *Document )GetNumberOfPages ()(uint32 ,error ){if _ggcf .NumberOfPagesUnknown ||_ggcf .NumberOfPages ==0{if len (_ggcf .Pages )==0{if _bab :=_ggcf .mapData ();
_bab !=nil {return 0,_ab .Wrap (_bab ,"\u0044o\u0063\u0075\u006d\u0065n\u0074\u002e\u0047\u0065\u0074N\u0075m\u0062e\u0072\u004f\u0066\u0050\u0061\u0067\u0065s","");};};return uint32 (len (_ggcf .Pages )),nil ;};return _ggcf .NumberOfPages ,nil ;};func DecodeDocument (input _g .StreamReader ,globals *Globals )(*Document ,error ){return _bfe (input ,globals );
};var _dg =[]byte {0x97,0x4A,0x42,0x32,0x0D,0x0A,0x1A,0x0A};func (_ded *Page )nextSegmentNumber ()uint32 {return _ded .Document .nextSegmentNumber ()};func (_fdd *Page )AddPageInformationSegment (){_dag :=&_ecd .PageInformationSegment {PageBMWidth :_fdd .FinalWidth ,PageBMHeight :_fdd .FinalHeight ,ResolutionX :_fdd .ResolutionX ,ResolutionY :_fdd .ResolutionY ,IsLossless :_fdd .IsLossless };
if _fdd .BlackIsOne {_dag .DefaultPixelValue =uint8 (0x1);};_dce :=&_ecd .Header {PageAssociation :_fdd .PageNumber ,SegmentDataLength :uint64 (_dag .Size ()),SegmentData :_dag ,Type :_ecd .TPageInformation };_fdd .Segments =append (_fdd .Segments ,_dce );
};func (_bg *Document )AddClassifiedPage (bm *_ee .Bitmap ,method _d .Method )(_af error ){const _eb ="\u0044\u006f\u0063\u0075\u006d\u0065\u006e\u0074\u002e\u0041\u0064d\u0043\u006c\u0061\u0073\u0073\u0069\u0066\u0069\u0065\u0064P\u0061\u0067\u0065";if !_bg .FullHeaders &&_bg .NumberOfPages !=0{return _ab .Error (_eb ,"\u0064\u006f\u0063\u0075\u006de\u006e\u0074\u0020\u0061\u006c\u0072\u0065a\u0064\u0079\u0020\u0063\u006f\u006e\u0074\u0061\u0069\u006e\u0073\u0020\u0070\u0061\u0067\u0065\u002e\u0020\u0046\u0069\u006c\u0065\u004d\u006f\u0064\u0065\u0020\u0064\u0069\u0073\u0061\u006c\u006c\u006f\u0077\u0073\u0020\u0061\u0064\u0064i\u006e\u0067\u0020\u006d\u006f\u0072\u0065\u0020\u0074\u0068\u0061\u006e \u006f\u006e\u0065\u0020\u0070\u0061g\u0065");
};if _bg .Classer ==nil {if _bg .Classer ,_af =_d .Init (_d .DefaultSettings ());_af !=nil {return _ab .Wrap (_af ,_eb ,"");};};_bf :=int (_bg .nextPageNumber ());_ce :=&Page {Segments :[]*_ecd .Header {},Bitmap :bm ,Document :_bg ,FinalHeight :bm .Height ,FinalWidth :bm .Width ,PageNumber :_bf };
_bg .Pages [_bf ]=_ce ;switch method {case _d .RankHaus :_ce .EncodingMethod =RankHausEM ;case _d .Correlation :_ce .EncodingMethod =CorrelationEM ;};_ce .AddPageInformationSegment ();if _af =_bg .Classer .AddPage (bm ,_bf ,method );_af !=nil {return _ab .Wrap (_af ,_eb ,"");
};if _bg .FullHeaders {_ce .AddEndOfPageSegment ();};return nil ;};func (_decb *Page )GetSegment (number int )(*_ecd .Header ,error ){const _bfgc ="\u0050a\u0067e\u002e\u0047\u0065\u0074\u0053\u0065\u0067\u006d\u0065\u006e\u0074";for _ ,_faeac :=range _decb .Segments {if _faeac .SegmentNumber ==uint32 (number ){return _faeac ,nil ;
};};_adee :=make ([]uint32 ,len (_decb .Segments ));for _fbb ,_beb :=range _decb .Segments {_adee [_fbb ]=_beb .SegmentNumber ;};return nil ,_ab .Errorf (_bfgc ,"\u0073e\u0067\u006d\u0065n\u0074\u0020\u0077i\u0074h \u006e\u0075\u006d\u0062\u0065\u0072\u003a \u0027\u0025\u0064\u0027\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0020\u0069\u006e\u0020\u0074\u0068\u0065\u0020\u0070\u0061\u0067\u0065\u003a\u0020'%\u0064'\u002e\u0020\u004b\u006e\u006f\u0077n\u0020\u0073\u0065\u0067\u006de\u006e\u0074\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0073\u003a \u0025\u0076",number ,_decb .PageNumber ,_adee );
};func (_bda *Page )collectPageStripes ()(_gfd []_ecd .Segmenter ,_fbfg error ){const _fdb ="\u0063o\u006cl\u0065\u0063\u0074\u0050\u0061g\u0065\u0053t\u0072\u0069\u0070\u0065\u0073";var _fce _ecd .Segmenter ;for _ ,_ceg :=range _bda .Segments {switch _ceg .Type {case 6,7,22,23,38,39,42,43:_fce ,_fbfg =_ceg .GetSegmentData ();
if _fbfg !=nil {return nil ,_ab .Wrap (_fbfg ,_fdb ,"");};_gfd =append (_gfd ,_fce );case 50:_fce ,_fbfg =_ceg .GetSegmentData ();if _fbfg !=nil {return nil ,_fbfg ;};_edbg ,_bfeg :=_fce .(*_ecd .EndOfStripe );if !_bfeg {return nil ,_ab .Errorf (_fdb ,"\u0045\u006e\u0064\u004f\u0066\u0053\u0074\u0072\u0069\u0070\u0065\u0020\u0069\u0073\u0020\u006e\u006f\u0074\u0020\u006f\u0066\u0020\u0076\u0061l\u0069\u0064\u0020\u0074\u0079p\u0065\u003a \u0027\u0025\u0054\u0027",_fce );
};_gfd =append (_gfd ,_edbg );_bda .FinalHeight =_edbg .LineNumber ();};};return _gfd ,nil ;};func (_ddd *Document )encodeFileHeader (_ccc _g .BinaryWriter )(_cea int ,_abg error ){const _ac ="\u0065\u006ec\u006f\u0064\u0065F\u0069\u006c\u0065\u0048\u0065\u0061\u0064\u0065\u0072";
_cea ,_abg =_ccc .Write (_dg );if _abg !=nil {return _cea ,_ab .Wrap (_abg ,_ac ,"\u0069\u0064");};if _abg =_ccc .WriteByte (0x01);_abg !=nil {return _cea ,_ab .Wrap (_abg ,_ac ,"\u0066\u006c\u0061g\u0073");};_cea ++;_aed :=make ([]byte ,4);_c .BigEndian .PutUint32 (_aed ,_ddd .NumberOfPages );
_aad ,_abg :=_ccc .Write (_aed );if _abg !=nil {return _aad ,_ab .Wrap (_abg ,_ac ,"p\u0061\u0067\u0065\u0020\u006e\u0075\u006d\u0062\u0065\u0072");};_cea +=_aad ;return _cea ,nil ;};func (_afa *Page )GetWidth ()(int ,error ){return _afa .getWidth ()};
func (_dcf *Page )GetResolutionX ()(int ,error ){return _dcf .getResolutionX ()};func (_cace *Page )Encode (w _g .BinaryWriter )(_ffa int ,_cdca error ){const _ffg ="P\u0061\u0067\u0065\u002e\u0045\u006e\u0063\u006f\u0064\u0065";var _fgg int ;for _ ,_gbfg :=range _cace .Segments {if _fgg ,_cdca =_gbfg .Encode (w );
_cdca !=nil {return _ffa ,_ab .Wrap (_cdca ,_ffg ,"");};_ffa +=_fgg ;};return _ffa ,nil ;};func (_cef *Globals )AddSegment (segment *_ecd .Header ){_cef .Segments =append (_cef .Segments ,segment )};func (_eda *Document )isFileHeaderPresent ()(bool ,error ){_eda .InputStream .Mark ();
for _ ,_daef :=range _dg {_gbdg ,_fag :=_eda .InputStream .ReadByte ();if _fag !=nil {return false ,_fag ;};if _daef !=_gbdg {_eda .InputStream .Reset ();return false ,nil ;};};_eda .InputStream .Reset ();return true ,nil ;};func (_aae *Page )clearSegmentData (){for _ddg :=range _aae .Segments {_aae .Segments [_ddg ].CleanSegmentData ();
};};func (_agdc *Page )GetHeight ()(int ,error ){return _agdc .getHeight ()};type Page struct{Segments []*_ecd .Header ;PageNumber int ;Bitmap *_ee .Bitmap ;FinalHeight int ;FinalWidth int ;ResolutionX int ;ResolutionY int ;IsLossless bool ;Document *Document ;
FirstSegmentNumber int ;EncodingMethod EncodingMethod ;BlackIsOne bool ;};func (_dba *Document )produceClassifiedPages ()(_gg error ){const _ccd ="\u0070\u0072\u006f\u0064uc\u0065\u0043\u006c\u0061\u0073\u0073\u0069\u0066\u0069\u0065\u0064\u0050\u0061\u0067e\u0073";
if _dba .Classer ==nil {return nil ;};var (_dab *Page ;_ed bool ;_ggc *_ecd .Header ;);for _feb :=1;_feb <=int (_dba .NumberOfPages );_feb ++{if _dab ,_ed =_dba .Pages [_feb ];!_ed {return _ab .Errorf (_ccd ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_feb );
};if _dab .EncodingMethod ==GenericEM {continue ;};if _ggc ==nil {if _ggc ,_gg =_dba .GlobalSegments .GetSymbolDictionary ();_gg !=nil {return _ab .Wrap (_gg ,_ccd ,"");};};if _gg =_dba .produceClassifiedPage (_dab ,_ggc );_gg !=nil {return _ab .Wrapf (_gg ,_ccd ,"\u0070\u0061\u0067\u0065\u003a\u0020\u0027\u0025\u0064\u0027",_feb );
};};return nil ;};func (_eag *Document )completeClassifiedPages ()(_bfb error ){const _ff ="\u0063\u006f\u006dpl\u0065\u0074\u0065\u0043\u006c\u0061\u0073\u0073\u0069\u0066\u0069\u0065\u0064\u0050\u0061\u0067\u0065\u0073";if _eag .Classer ==nil {return nil ;
};_eag ._fa =make ([]int ,_eag .Classer .UndilatedTemplates .Size ());for _dae :=0;_dae < _eag .Classer .ClassIDs .Size ();_dae ++{_eg ,_bfg :=_eag .Classer .ClassIDs .Get (_dae );if _bfg !=nil {return _ab .Wrapf (_bfg ,_ff ,"\u0063\u006c\u0061\u0073s \u0077\u0069\u0074\u0068\u0020\u0069\u0064\u003a\u0020\u0027\u0025\u0064\u0027",_dae );
};_eag ._fa [_eg ]++;};var _eba []int ;for _dd :=0;_dd < _eag .Classer .UndilatedTemplates .Size ();_dd ++{if _eag .NumberOfPages ==1||_eag ._fa [_dd ]> 1{_eba =append (_eba ,_dd );};};var (_bb *Page ;_cb bool ;);for _cg ,_fe :=range *_eag .Classer .ComponentPageNumbers {if _bb ,_cb =_eag .Pages [_fe ];
!_cb {return _ab .Errorf (_ff ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_cg );};if _bb .EncodingMethod ==GenericEM {_f .Log .Error ("\u0047\u0065\u006e\u0065\u0072\u0069c\u0020\u0070\u0061g\u0065\u0020\u0077i\u0074\u0068\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u003a \u0027\u0025\u0064\u0027\u0020ma\u0070\u0070\u0065\u0064\u0020\u0061\u0073\u0020\u0063\u006c\u0061\u0073\u0073\u0069\u0066\u0069\u0065\u0064\u0020\u0070\u0061\u0067\u0065",_cg );
continue ;};_eag ._da [_fe ]=append (_eag ._da [_fe ],_cg );_ege ,_dge :=_eag .Classer .ClassIDs .Get (_cg );if _dge !=nil {return _ab .Wrapf (_dge ,_ff ,"\u006e\u006f\u0020\u0073uc\u0068\u0020\u0063\u006c\u0061\u0073\u0073\u0049\u0044\u003a\u0020\u0025\u0064",_cg );
};if _eag ._fa [_ege ]==1&&_eag .NumberOfPages !=1{_gc :=append (_eag ._dc [_fe ],_ege );_eag ._dc [_fe ]=_gc ;};};if _bfb =_eag .Classer .ComputeLLCorners ();_bfb !=nil {return _ab .Wrap (_bfb ,_ff ,"");};if _ ,_bfb =_eag .addSymbolDictionary (0,_eag .Classer .UndilatedTemplates ,_eba ,_eag ._dgf ,false );
_bfb !=nil {return _ab .Wrap (_bfb ,_ff ,"");};return nil ;};func (_eef *Page )GetResolutionY ()(int ,error ){return _eef .getResolutionY ()};func (_egd *Page )getResolutionY ()(int ,error ){const _cabf ="\u0067\u0065\u0074\u0052\u0065\u0073\u006f\u006c\u0075t\u0069\u006f\u006e\u0059";
if _egd .ResolutionY !=0{return _egd .ResolutionY ,nil ;};_gbe :=_egd .getPageInformationSegment ();if _gbe ==nil {return 0,_ab .Error (_cabf ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");};_eae ,_cgdg :=_gbe .GetSegmentData ();
if _cgdg !=nil {return 0,_ab .Wrap (_cgdg ,_cabf ,"");};_bbc ,_fbe :=_eae .(*_ecd .PageInformationSegment );if !_fbe {return 0,_ab .Errorf (_cabf ,"\u0070\u0061\u0067\u0065\u0020\u0069\u006e\u0066o\u0072\u006d\u0061ti\u006f\u006e\u0020\u0073\u0065\u0067m\u0065\u006e\u0074\u0020\u0069\u0073\u0020\u006f\u0066\u0020\u0069\u006e\u0076\u0061\u006ci\u0064\u0020\u0074\u0079\u0070\u0065\u003a\u0027%\u0054\u0027",_eae );
};_egd .ResolutionY =_bbc .ResolutionY ;return _egd .ResolutionY ,nil ;};func (_cbb *Page )getPageInformationSegment ()*_ecd .Header {for _ ,_deac :=range _cbb .Segments {if _deac .Type ==_ecd .TPageInformation {return _deac ;};};_f .Log .Debug ("\u0050\u0061\u0067\u0065\u0020\u0069\u006e\u0066o\u0072\u006d\u0061ti\u006f\u006e\u0020\u0073\u0065\u0067m\u0065\u006e\u0074\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0020\u0066o\u0072\u0020\u0070\u0061\u0067\u0065\u003a\u0020%\u0073\u002e",_cbb );
return nil ;};func (_dbcc *Document )encodeEOFHeader (_bcd _g .BinaryWriter )(_daa int ,_gad error ){_fgd :=&_ecd .Header {SegmentNumber :_dbcc .nextSegmentNumber (),Type :_ecd .TEndOfFile };if _daa ,_gad =_fgd .Encode (_bcd );_gad !=nil {return 0,_ab .Wrap (_gad ,"\u0065n\u0063o\u0064\u0065\u0045\u004f\u0046\u0048\u0065\u0061\u0064\u0065\u0072","");
};return _daa ,nil ;};func (_fbc *Globals )GetSegmentByIndex (index int )(*_ecd .Header ,error ){const _eedg ="\u0047l\u006f\u0062\u0061\u006cs\u002e\u0047\u0065\u0074\u0053e\u0067m\u0065n\u0074\u0042\u0079\u0049\u006e\u0064\u0065x";if _fbc ==nil {return nil ,_ab .Error (_eedg ,"\u0067\u006c\u006f\u0062al\u0073\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");
};if len (_fbc .Segments )==0{return nil ,_ab .Error (_eedg ,"\u0067\u006c\u006f\u0062\u0061\u006c\u0073\u0020\u0061\u0072\u0065\u0020e\u006d\u0070\u0074\u0079");};if index > len (_fbc .Segments )-1{return nil ,_ab .Error (_eedg ,"\u0069n\u0064e\u0078\u0020\u006f\u0075\u0074 \u006f\u0066 \u0072\u0061\u006e\u0067\u0065");
};return _fbc .Segments [index ],nil ;};type Document struct{Pages map[int ]*Page ;NumberOfPagesUnknown bool ;NumberOfPages uint32 ;GBUseExtTemplate bool ;InputStream _g .StreamReader ;GlobalSegments *Globals ;OrganizationType _ecd .OrganizationType ;Classer *_d .Classer ;
XRes ,YRes int ;FullHeaders bool ;CurrentSegmentNumber uint32 ;AverageTemplates *_ee .Bitmaps ;BaseIndexes []int ;Refinement bool ;RefineLevel int ;_gd uint8 ;_eec *_g .BufferedWriter ;EncodeGlobals bool ;_db int ;_dc map[int ][]int ;_da map[int ][]int ;
_fa []int ;_dgf map[int ]int ;};func (_cgf *Document )Encode ()(_bbf []byte ,_fdg error ){const _cab ="\u0044o\u0063u\u006d\u0065\u006e\u0074\u002e\u0045\u006e\u0063\u006f\u0064\u0065";var _bec ,_gbd int ;if _cgf .FullHeaders {if _bec ,_fdg =_cgf .encodeFileHeader (_cgf ._eec );
_fdg !=nil {return nil ,_ab .Wrap (_fdg ,_cab ,"");};};var (_efg bool ;_dda *_ecd .Header ;_ag *Page ;);if _fdg =_cgf .completeClassifiedPages ();_fdg !=nil {return nil ,_ab .Wrap (_fdg ,_cab ,"");};if _fdg =_cgf .produceClassifiedPages ();_fdg !=nil {return nil ,_ab .Wrap (_fdg ,_cab ,"");
};if _cgf .GlobalSegments !=nil {for _ ,_dda =range _cgf .GlobalSegments .Segments {if _fdg =_cgf .encodeSegment (_dda ,&_bec );_fdg !=nil {return nil ,_ab .Wrap (_fdg ,_cab ,"");};};};for _bc :=1;_bc <=int (_cgf .NumberOfPages );_bc ++{if _ag ,_efg =_cgf .Pages [_bc ];
!_efg {return nil ,_ab .Errorf (_cab ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_bc );};for _ ,_dda =range _ag .Segments {if _fdg =_cgf .encodeSegment (_dda ,&_bec );_fdg !=nil {return nil ,_ab .Wrap (_fdg ,_cab ,"");
};};};if _cgf .FullHeaders {if _gbd ,_fdg =_cgf .encodeEOFHeader (_cgf ._eec );_fdg !=nil {return nil ,_ab .Wrap (_fdg ,_cab ,"");};_bec +=_gbd ;};_bbf =_cgf ._eec .Data ();if len (_bbf )!=_bec {_f .Log .Debug ("\u0042\u0079\u0074\u0065\u0073 \u0077\u0072\u0069\u0074\u0074\u0065\u006e \u0028\u006e\u0029\u003a\u0020\u0027\u0025\u0064\u0027\u0020\u0069\u0073\u0020\u006e\u006f\u0074\u0020\u0065\u0071\u0075\u0061\u006c\u0020\u0074\u006f\u0020\u0074\u0068\u0065\u0020\u006c\u0065\u006e\u0067\u0074\u0068\u0020\u006f\u0066\u0020t\u0068\u0065\u0020\u0064\u0061\u0074\u0061\u0020\u0065\u006e\u0063\u006fd\u0065\u0064\u003a\u0020\u0027\u0025d\u0027",_bec ,len (_bbf ));
};return _bbf ,nil ;};func (_gaf *Page )countRegions ()int {var _bfga int ;for _ ,_aade :=range _gaf .Segments {switch _aade .Type {case 6,7,22,23,38,39,42,43:_bfga ++;};};return _bfga ;};type EncodingMethod int ;func (_gfg *Page )AddEndOfPageSegment (){_ace :=&_ecd .Header {Type :_ecd .TEndOfPage ,PageAssociation :_gfg .PageNumber };
_gfg .Segments =append (_gfg .Segments ,_ace );};func (_edg *Document )reachedEOF (_faea int64 )(bool ,error ){const _acc ="\u0072\u0065\u0061\u0063\u0068\u0065\u0064\u0045\u004f\u0046";_ ,_gcc :=_edg .InputStream .Seek (_faea ,_ea .SeekStart );if _gcc !=nil {_f .Log .Debug ("\u0072\u0065\u0061c\u0068\u0065\u0064\u0045\u004f\u0046\u0020\u002d\u0020\u0064\u002e\u0049\u006e\u0070\u0075\u0074\u0053\u0074\u0072\u0065\u0061\u006d\u002e\u0053\u0065\u0065\u006b\u0020\u0066a\u0069\u006c\u0065\u0064\u003a\u0020\u0025\u0076",_gcc );
return false ,_ab .Wrap (_gcc ,_acc ,"\u0069n\u0070\u0075\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0020s\u0065\u0065\u006b\u0020\u0066\u0061\u0069\u006c\u0065\u0064");};_ ,_gcc =_edg .InputStream .ReadBits (32);if _gcc ==_ea .EOF {return true ,nil ;
}else if _gcc !=nil {return false ,_ab .Wrap (_gcc ,_acc ,"");};return false ,nil ;};func (_eab *Page )createNormalPage (_gab *_ecd .PageInformationSegment )error {const _efd ="\u0063\u0072e\u0061\u0074\u0065N\u006f\u0072\u006d\u0061\u006c\u0050\u0061\u0067\u0065";
_eab .Bitmap =_ee .New (_gab .PageBMWidth ,_gab .PageBMHeight );if _gab .DefaultPixelValue !=0{_eab .Bitmap .SetDefaultPixel ();};for _ ,_bad :=range _eab .Segments {switch _bad .Type {case 6,7,22,23,38,39,42,43:_f .Log .Trace ("\u0047\u0065\u0074\u0074in\u0067\u0020\u0053\u0065\u0067\u006d\u0065\u006e\u0074\u003a\u0020\u0025\u0064",_bad .SegmentNumber );
_gadg ,_fac :=_bad .GetSegmentData ();if _fac !=nil {return _fac ;};_fabg ,_gbcg :=_gadg .(_ecd .Regioner );if !_gbcg {_f .Log .Debug ("\u0053\u0065g\u006d\u0065\u006e\u0074\u003a\u0020\u0025\u0054\u0020\u0069\u0073\u0020\u006e\u006f\u0074\u0020\u0061\u0020\u0052\u0065\u0067\u0069on\u0065\u0072",_gadg );
return _ab .Errorf (_efd ,"i\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u006a\u0062i\u0067\u0032\u0020\u0073\u0065\u0067\u006den\u0074\u0020\u0074\u0079p\u0065\u0020\u002d\u0020\u006e\u006f\u0074\u0020\u0061 R\u0065\u0067i\u006f\u006e\u0065\u0072\u003a\u0020\u0025\u0054",_gadg );
};_cfdf ,_fac :=_fabg .GetRegionBitmap ();if _fac !=nil {return _ab .Wrap (_fac ,_efd ,"");};if _eab .fitsPage (_gab ,_cfdf ){_eab .Bitmap =_cfdf ;}else {_cefd :=_fabg .GetRegionInfo ();_bebg :=_eab .getCombinationOperator (_gab ,_cefd .CombinaionOperator );
_fac =_ee .Blit (_cfdf ,_eab .Bitmap ,int (_cefd .XLocation ),int (_cefd .YLocation ),_bebg );if _fac !=nil {return _ab .Wrap (_fac ,_efd ,"");};};};};return nil ;};func (_df *Document )AddGenericPage (bm *_ee .Bitmap ,duplicateLineRemoval bool )(_gdg error ){const _b ="\u0044\u006f\u0063um\u0065\u006e\u0074\u002e\u0041\u0064\u0064\u0047\u0065\u006e\u0065\u0072\u0069\u0063\u0050\u0061\u0067\u0065";
if !_df .FullHeaders &&_df .NumberOfPages !=0{return _ab .Error (_b ,"\u0064\u006f\u0063\u0075\u006de\u006e\u0074\u0020\u0061\u006c\u0072\u0065a\u0064\u0079\u0020\u0063\u006f\u006e\u0074\u0061\u0069\u006e\u0073\u0020\u0070\u0061\u0067\u0065\u002e\u0020\u0046\u0069\u006c\u0065\u004d\u006f\u0064\u0065\u0020\u0064\u0069\u0073\u0061\u006c\u006c\u006f\u0077\u0073\u0020\u0061\u0064\u0064i\u006e\u0067\u0020\u006d\u006f\u0072\u0065\u0020\u0074\u0068\u0061\u006e \u006f\u006e\u0065\u0020\u0070\u0061g\u0065");
};_ef :=&Page {Segments :[]*_ecd .Header {},Bitmap :bm ,Document :_df ,FinalHeight :bm .Height ,FinalWidth :bm .Width ,IsLossless :true ,BlackIsOne :bm .Color ==_ee .Chocolate };_ef .PageNumber =int (_df .nextPageNumber ());_df .Pages [_ef .PageNumber ]=_ef ;
bm .InverseData ();_ef .AddPageInformationSegment ();if _gdg =_ef .AddGenericRegion (bm ,0,0,0,_ecd .TImmediateGenericRegion ,duplicateLineRemoval );_gdg !=nil {return _ab .Wrap (_gdg ,_b ,"");};if _df .FullHeaders {_ef .AddEndOfPageSegment ();};return nil ;
};func (_dbf *Page )getCombinationOperator (_ffd *_ecd .PageInformationSegment ,_edgf _ee .CombinationOperator )_ee .CombinationOperator {if _ffd .CombinationOperatorOverrideAllowed (){return _edgf ;};return _ffd .CombinationOperator ();};func _dgc (_ggg *Document ,_agb int )*Page {return &Page {Document :_ggg ,PageNumber :_agb ,Segments :[]*_ecd .Header {}};
};func (_eafg *Page )AddGenericRegion (bm *_ee .Bitmap ,xloc ,yloc ,template int ,tp _ecd .Type ,duplicateLineRemoval bool )error {const _fbg ="P\u0061\u0067\u0065\u002eAd\u0064G\u0065\u006e\u0065\u0072\u0069c\u0052\u0065\u0067\u0069\u006f\u006e";_gga :=&_ecd .GenericRegion {};
if _accg :=_gga .InitEncode (bm ,xloc ,yloc ,template ,duplicateLineRemoval );_accg !=nil {return _ab .Wrap (_accg ,_fbg ,"");};_aag :=&_ecd .Header {Type :_ecd .TImmediateGenericRegion ,PageAssociation :_eafg .PageNumber ,SegmentData :_gga };_eafg .Segments =append (_eafg .Segments ,_aag );
return nil ;};func (_gec *Page )getHeight ()(int ,error ){const _ccga ="\u0067e\u0074\u0048\u0065\u0069\u0067\u0068t";if _gec .FinalHeight !=0{return _gec .FinalHeight ,nil ;};_ebac :=_gec .getPageInformationSegment ();if _ebac ==nil {return 0,_ab .Error (_ccga ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");
};_adfg ,_faed :=_ebac .GetSegmentData ();if _faed !=nil {return 0,_ab .Wrap (_faed ,_ccga ,"");};_gbb ,_daee :=_adfg .(*_ecd .PageInformationSegment );if !_daee {return 0,_ab .Errorf (_ccga ,"\u0070\u0061\u0067\u0065\u0020\u0069n\u0066\u006f\u0072\u006d\u0061\u0074\u0069\u006f\u006e\u0020\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u0020\u0069\u0073 \u006f\u0066\u0020\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0074\u0079\u0070e\u003a \u0027\u0025\u0054\u0027",_adfg );
};if _gbb .PageBMHeight ==_ec .MaxInt32 {_ ,_faed =_gec .GetBitmap ();if _faed !=nil {return 0,_ab .Wrap (_faed ,_ccga ,"");};}else {_gec .FinalHeight =_gbb .PageBMHeight ;};return _gec .FinalHeight ,nil ;};func (_bag *Globals )GetSegment (segmentNumber int )(*_ecd .Header ,error ){const _daba ="\u0047l\u006fb\u0061\u006c\u0073\u002e\u0047e\u0074\u0053e\u0067\u006d\u0065\u006e\u0074";
if _bag ==nil {return nil ,_ab .Error (_daba ,"\u0067\u006c\u006f\u0062al\u0073\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");};if len (_bag .Segments )==0{return nil ,_ab .Error (_daba ,"\u0067\u006c\u006f\u0062\u0061\u006c\u0073\u0020\u0061\u0072\u0065\u0020e\u006d\u0070\u0074\u0079");
};var _afc *_ecd .Header ;for _ ,_afc =range _bag .Segments {if _afc .SegmentNumber ==uint32 (segmentNumber ){break ;};};if _afc ==nil {return nil ,_ab .Error (_daba ,"\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");
};return _afc ,nil ;};func (_gea *Page )lastSegmentNumber ()(_dgfcg uint32 ,_gbeg error ){const _dabe ="\u006c\u0061\u0073\u0074\u0053\u0065\u0067\u006d\u0065\u006e\u0074\u004eu\u006d\u0062\u0065\u0072";if len (_gea .Segments )==0{return _dgfcg ,_ab .Errorf (_dabe ,"\u006e\u006f\u0020se\u0067\u006d\u0065\u006e\u0074\u0073\u0020\u0066\u006fu\u006ed\u0020i\u006e \u0074\u0068\u0065\u0020\u0070\u0061\u0067\u0065\u0020\u0027\u0025\u0064\u0027",_gea .PageNumber );
};return _gea .Segments [len (_gea .Segments )-1].SegmentNumber ,nil ;};func (_gbc *Document )parseFileHeader ()error {const _cge ="\u0070a\u0072s\u0065\u0046\u0069\u006c\u0065\u0048\u0065\u0061\u0064\u0065\u0072";_ ,_bae :=_gbc .InputStream .Seek (8,_ea .SeekStart );
if _bae !=nil {return _ab .Wrap (_bae ,_cge ,"\u0069\u0064");};_ ,_bae =_gbc .InputStream .ReadBits (5);if _bae !=nil {return _ab .Wrap (_bae ,_cge ,"\u0072\u0065\u0073\u0065\u0072\u0076\u0065\u0064\u0020\u0062\u0069\u0074\u0073");};_babe ,_bae :=_gbc .InputStream .ReadBit ();
if _bae !=nil {return _ab .Wrap (_bae ,_cge ,"\u0065x\u0074e\u006e\u0064\u0065\u0064\u0020t\u0065\u006dp\u006c\u0061\u0074\u0065\u0073");};if _babe ==1{_gbc .GBUseExtTemplate =true ;};_babe ,_bae =_gbc .InputStream .ReadBit ();if _bae !=nil {return _ab .Wrap (_bae ,_cge ,"\u0075\u006e\u006b\u006eow\u006e\u0020\u0070\u0061\u0067\u0065\u0020\u006e\u0075\u006d\u0062\u0065\u0072");
};if _babe !=1{_gbc .NumberOfPagesUnknown =false ;};_babe ,_bae =_gbc .InputStream .ReadBit ();if _bae !=nil {return _ab .Wrap (_bae ,_cge ,"\u006f\u0072\u0067\u0061\u006e\u0069\u007a\u0061\u0074\u0069\u006f\u006e \u0074\u0079\u0070\u0065");};_gbc .OrganizationType =_ecd .OrganizationType (_babe );
if !_gbc .NumberOfPagesUnknown {_gbc .NumberOfPages ,_bae =_gbc .InputStream .ReadUint32 ();if _bae !=nil {return _ab .Wrap (_bae ,_cge ,"\u006eu\u006db\u0065\u0072\u0020\u006f\u0066\u0020\u0070\u0061\u0067\u0065\u0073");};_gbc ._gd =13;};return nil ;};
func (_ggd *Page )fitsPage (_gafe *_ecd .PageInformationSegment ,_gddg *_ee .Bitmap )bool {return _ggd .countRegions ()==1&&_gafe .DefaultPixelValue ==0&&_gafe .PageBMWidth ==_gddg .Width &&_gafe .PageBMHeight ==_gddg .Height ;};func (_be *Document )addSymbolDictionary (_dcd int ,_fb *_ee .Bitmaps ,_fae []int ,_fd map[int ]int ,_bd bool )(*_ecd .Header ,error ){const _egg ="\u0061\u0064\u0064\u0053ym\u0062\u006f\u006c\u0044\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079";
_eaf :=&_ecd .SymbolDictionary {};if _dgfc :=_eaf .InitEncode (_fb ,_fae ,_fd ,_bd );_dgfc !=nil {return nil ,_dgfc ;};_adf :=&_ecd .Header {Type :_ecd .TSymbolDictionary ,PageAssociation :_dcd ,SegmentData :_eaf };if _dcd ==0{if _be .GlobalSegments ==nil {_be .GlobalSegments =&Globals {};
};_be .GlobalSegments .AddSegment (_adf );return _adf ,nil ;};_aa ,_dbd :=_be .Pages [_dcd ];if !_dbd {return nil ,_ab .Errorf (_egg ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_dcd );};var (_dfg int ;
_ebf *_ecd .Header ;);for _dfg ,_ebf =range _aa .Segments {if _ebf .Type ==_ecd .TPageInformation {break ;};};_dfg ++;_aa .Segments =append (_aa .Segments ,nil );copy (_aa .Segments [_dfg +1:],_aa .Segments [_dfg :]);_aa .Segments [_dfg ]=_adf ;return _adf ,nil ;
};func (_fdf *Globals )GetSymbolDictionary ()(*_ecd .Header ,error ){const _fge ="G\u006c\u006f\u0062\u0061\u006c\u0073.\u0047\u0065\u0074\u0053\u0079\u006d\u0062\u006f\u006cD\u0069\u0063\u0074i\u006fn\u0061\u0072\u0079";if _fdf ==nil {return nil ,_ab .Error (_fge ,"\u0067\u006c\u006f\u0062al\u0073\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");
};if len (_fdf .Segments )==0{return nil ,_ab .Error (_fge ,"\u0067\u006c\u006f\u0062\u0061\u006c\u0073\u0020\u0061\u0072\u0065\u0020e\u006d\u0070\u0074\u0079");};for _ ,_cee :=range _fdf .Segments {if _cee .Type ==_ecd .TSymbolDictionary {return _cee ,nil ;
};};return nil ,_ab .Error (_fge ,"\u0067\u006c\u006fba\u006c\u0020\u0073\u0079\u006d\u0062\u006f\u006c\u0020d\u0069c\u0074i\u006fn\u0061\u0072\u0079\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");};