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.
//
// 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 document ;import (_b "encoding/binary";_bf "fmt";_g "github.com/unidoc/unipdf/v3/common";_f "github.com/unidoc/unipdf/v3/internal/bitwise";_e "github.com/unidoc/unipdf/v3/internal/jbig2/basic";_gc "github.com/unidoc/unipdf/v3/internal/jbig2/bitmap";
_gd "github.com/unidoc/unipdf/v3/internal/jbig2/document/segments";_de "github.com/unidoc/unipdf/v3/internal/jbig2/encoder/classer";_eb "github.com/unidoc/unipdf/v3/internal/jbig2/errors";_bg "io";_be "math";_d "runtime/debug";);func (_fa *Document )AddClassifiedPage (bm *_gc .Bitmap ,method _de .Method )(_deg error ){const _caf ="\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 !_fa .FullHeaders &&_fa .NumberOfPages !=0{return _eb .Error (_caf ,"\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 _fa .Classer ==nil {if _fa .Classer ,_deg =_de .Init (_de .DefaultSettings ());_deg !=nil {return _eb .Wrap (_deg ,_caf ,"");};};_cf :=int (_fa .nextPageNumber ());_cfe :=&Page {Segments :[]*_gd .Header {},Bitmap :bm ,Document :_fa ,FinalHeight :bm .Height ,FinalWidth :bm .Width ,PageNumber :_cf };
_fa .Pages [_cf ]=_cfe ;switch method {case _de .RankHaus :_cfe .EncodingMethod =RankHausEM ;case _de .Correlation :_cfe .EncodingMethod =CorrelationEM ;};_cfe .AddPageInformationSegment ();if _deg =_fa .Classer .AddPage (bm ,_cf ,method );_deg !=nil {return _eb .Wrap (_deg ,_caf ,"");
};if _fa .FullHeaders {_cfe .AddEndOfPageSegment ();};return nil ;};func (_agf *Document )GetPage (pageNumber int )(_gd .Pager ,error ){const _bgae ="\u0044\u006fc\u0075\u006d\u0065n\u0074\u002e\u0047\u0065\u0074\u0050\u0061\u0067\u0065";if pageNumber < 0{_g .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 ,_d .Stack ());
return nil ,_eb .Errorf (_bgae ,"\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 (_agf .Pages ){_g .Log .Debug ("\u0050\u0061\u0067\u0065 n\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u003a\u0020\u0025\u0064\u002e\u0020%\u0073",pageNumber ,_d .Stack ());return nil ,_eb .Error (_bgae ,"\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");
};_ff ,_ffg :=_agf .Pages [pageNumber ];if !_ffg {_g .Log .Debug ("\u0050\u0061\u0067\u0065 n\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u003a\u0020\u0025\u0064\u002e\u0020%\u0073",pageNumber ,_d .Stack ());return nil ,_eb .Errorf (_bgae ,"\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 _ff ,nil ;};func (_age *Document )encodeSegment (_af *_gd .Header ,_fag *int )error {const _cca ="\u0065\u006e\u0063\u006f\u0064\u0065\u0053\u0065\u0067\u006d\u0065\u006e\u0074";_af .SegmentNumber =_age .nextSegmentNumber ();_bgd ,_baac :=_af .Encode (_age ._ee );
if _baac !=nil {return _eb .Wrapf (_baac ,_cca ,"\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u003a\u0020\u0027\u0025\u0064\u0027",_af .SegmentNumber );};*_fag +=_bgd ;return nil ;};func (_cec *Document )produceClassifiedPage (_egb *Page ,_ged *_gd .Header )(_gb error ){const _bc ="p\u0072\u006f\u0064\u0075ce\u0043l\u0061\u0073\u0073\u0069\u0066i\u0065\u0064\u0050\u0061\u0067\u0065";
var _cdf map[int ]int ;_dga :=_cec ._ec ;_ac :=[]*_gd .Header {_ged };if len (_cec ._ca [_egb .PageNumber ])> 0{_cdf =map[int ]int {};_gfa ,_cae :=_cec .addSymbolDictionary (_egb .PageNumber ,_cec .Classer .UndilatedTemplates ,_cec ._ca [_egb .PageNumber ],_cdf ,false );
if _cae !=nil {return _eb .Wrap (_cae ,_bc ,"");};_ac =append (_ac ,_gfa );_dga +=len (_cec ._ca [_egb .PageNumber ]);};_da :=_cec ._cd [_egb .PageNumber ];_g .Log .Debug ("P\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020c\u006f\u006d\u0070\u0073: \u0025\u0076",_egb .PageNumber ,_da );
_egb .addTextRegionSegment (_ac ,_cec ._df ,_cdf ,_cec ._cd [_egb .PageNumber ],_cec .Classer .PtaLL ,_cec .Classer .UndilatedTemplates ,_cec .Classer .ClassIDs ,nil ,_bad (_dga ),len (_cec ._cd [_egb .PageNumber ]));return nil ;};func (_fffe *Page )getCombinationOperator (_debg *_gd .PageInformationSegment ,_gcfc _gc .CombinationOperator )_gc .CombinationOperator {if _debg .CombinationOperatorOverrideAllowed (){return _gcfc ;
};return _debg .CombinationOperator ();};func _fde (_dge *Document ,_fce int )*Page {return &Page {Document :_dge ,PageNumber :_fce ,Segments :[]*_gd .Header {}};};type EncodingMethod int ;func (_aab *Page )composePageBitmap ()error {const _cge ="\u0063\u006f\u006d\u0070\u006f\u0073\u0065\u0050\u0061\u0067\u0065\u0042i\u0074\u006d\u0061\u0070";
if _aab .PageNumber ==0{return nil ;};_bgdd :=_aab .getPageInformationSegment ();if _bgdd ==nil {return _eb .Error (_cge ,"\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");
};_eggf ,_bdd :=_bgdd .GetSegmentData ();if _bdd !=nil {return _bdd ;};_dda ,_bdde :=_eggf .(*_gd .PageInformationSegment );if !_bdde {return _eb .Error (_cge ,"\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 _bdd =_aab .createPage (_dda );_bdd !=nil {return _eb .Wrap (_bdd ,_cge ,"");};_aab .clearSegmentData ();return nil ;};func (_daee *Page )getResolutionY ()(int ,error ){const _dcab ="\u0067\u0065\u0074\u0052\u0065\u0073\u006f\u006c\u0075t\u0069\u006f\u006e\u0059";
if _daee .ResolutionY !=0{return _daee .ResolutionY ,nil ;};_aae :=_daee .getPageInformationSegment ();if _aae ==nil {return 0,_eb .Error (_dcab ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");};_ccca ,_cdb :=_aae .GetSegmentData ();
if _cdb !=nil {return 0,_eb .Wrap (_cdb ,_dcab ,"");};_dea ,_cfa :=_ccca .(*_gd .PageInformationSegment );if !_cfa {return 0,_eb .Errorf (_dcab ,"\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",_ccca );
};_daee .ResolutionY =_dea .ResolutionY ;return _daee .ResolutionY ,nil ;};var _fc =[]byte {0x97,0x4A,0x42,0x32,0x0D,0x0A,0x1A,0x0A};func (_gfb *Document )nextPageNumber ()uint32 {_gfb .NumberOfPages ++;return _gfb .NumberOfPages };func (_gde *Page )String ()string {return _bf .Sprintf ("\u0050\u0061\u0067\u0065\u0020\u0023\u0025\u0064",_gde .PageNumber );
};func (_fcg *Page )collectPageStripes ()(_bac []_gd .Segmenter ,_feg error ){const _fca ="\u0063o\u006cl\u0065\u0063\u0074\u0050\u0061g\u0065\u0053t\u0072\u0069\u0070\u0065\u0073";var _dcb _gd .Segmenter ;for _ ,_fdec :=range _fcg .Segments {switch _fdec .Type {case 6,7,22,23,38,39,42,43:_dcb ,_feg =_fdec .GetSegmentData ();
if _feg !=nil {return nil ,_eb .Wrap (_feg ,_fca ,"");};_bac =append (_bac ,_dcb );case 50:_dcb ,_feg =_fdec .GetSegmentData ();if _feg !=nil {return nil ,_feg ;};_fbag ,_fccg :=_dcb .(*_gd .EndOfStripe );if !_fccg {return nil ,_eb .Errorf (_fca ,"\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",_dcb );
};_bac =append (_bac ,_fbag );_fcg .FinalHeight =_fbag .LineNumber ();};};return _bac ,nil ;};func (_ggd *Page )AddGenericRegion (bm *_gc .Bitmap ,xloc ,yloc ,template int ,tp _gd .Type ,duplicateLineRemoval bool )error {const _fbe ="P\u0061\u0067\u0065\u002eAd\u0064G\u0065\u006e\u0065\u0072\u0069c\u0052\u0065\u0067\u0069\u006f\u006e";
_ffde :=&_gd .GenericRegion {};if _cfde :=_ffde .InitEncode (bm ,xloc ,yloc ,template ,duplicateLineRemoval );_cfde !=nil {return _eb .Wrap (_cfde ,_fbe ,"");};_cbd :=&_gd .Header {Type :_gd .TImmediateGenericRegion ,PageAssociation :_ggd .PageNumber ,SegmentData :_ffde };
_ggd .Segments =append (_ggd .Segments ,_cbd );return nil ;};func (_cb *Document )completeClassifiedPages ()(_bgg error ){const _eg ="\u0063\u006f\u006dpl\u0065\u0074\u0065\u0043\u006c\u0061\u0073\u0073\u0069\u0066\u0069\u0065\u0064\u0050\u0061\u0067\u0065\u0073";
if _cb .Classer ==nil {return nil ;};_cb ._cc =make ([]int ,_cb .Classer .UndilatedTemplates .Size ());for _ab :=0;_ab < _cb .Classer .ClassIDs .Size ();_ab ++{_dfg ,_ge :=_cb .Classer .ClassIDs .Get (_ab );if _ge !=nil {return _eb .Wrapf (_ge ,_eg ,"\u0063\u006c\u0061\u0073s \u0077\u0069\u0074\u0068\u0020\u0069\u0064\u003a\u0020\u0027\u0025\u0064\u0027",_ab );
};_cb ._cc [_dfg ]++;};var _ag []int ;for _ga :=0;_ga < _cb .Classer .UndilatedTemplates .Size ();_ga ++{if _cb .NumberOfPages ==1||_cb ._cc [_ga ]> 1{_ag =append (_ag ,_ga );};};var (_cg *Page ;_bee bool ;);for _ce ,_bfd :=range *_cb .Classer .ComponentPageNumbers {if _cg ,_bee =_cb .Pages [_bfd ];
!_bee {return _eb .Errorf (_eg ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_ce );};if _cg .EncodingMethod ==GenericEM {_g .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",_ce );
continue ;};_cb ._cd [_bfd ]=append (_cb ._cd [_bfd ],_ce );_ccd ,_bb :=_cb .Classer .ClassIDs .Get (_ce );if _bb !=nil {return _eb .Wrapf (_bb ,_eg ,"\u006e\u006f\u0020\u0073uc\u0068\u0020\u0063\u006c\u0061\u0073\u0073\u0049\u0044\u003a\u0020\u0025\u0064",_ce );
};if _cb ._cc [_ccd ]==1&&_cb .NumberOfPages !=1{_bd :=append (_cb ._ca [_bfd ],_ccd );_cb ._ca [_bfd ]=_bd ;};};if _bgg =_cb .Classer .ComputeLLCorners ();_bgg !=nil {return _eb .Wrap (_bgg ,_eg ,"");};if _ ,_bgg =_cb .addSymbolDictionary (0,_cb .Classer .UndilatedTemplates ,_ag ,_cb ._df ,false );
_bgg !=nil {return _eb .Wrap (_bgg ,_eg ,"");};return nil ;};func (_gdc *Document )encodeEOFHeader (_aed _f .BinaryWriter )(_fdcc int ,_dgc error ){_gbb :=&_gd .Header {SegmentNumber :_gdc .nextSegmentNumber (),Type :_gd .TEndOfFile };if _fdcc ,_dgc =_gbb .Encode (_aed );
_dgc !=nil {return 0,_eb .Wrap (_dgc ,"\u0065n\u0063o\u0064\u0065\u0045\u004f\u0046\u0048\u0065\u0061\u0064\u0065\u0072","");};return _fdcc ,nil ;};func (_dbb *Document )completeSymbols ()(_cecd error ){const _aa ="\u0063o\u006dp\u006c\u0065\u0074\u0065\u0053\u0079\u006d\u0062\u006f\u006c\u0073";
if _dbb .Classer ==nil {return nil ;};if _dbb .Classer .UndilatedTemplates ==nil {return _eb .Error (_aa ,"\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");
};_efg :=len (_dbb .Pages )==1;_gcf :=make ([]int ,_dbb .Classer .UndilatedTemplates .Size ());var _gbf int ;for _bag :=0;_bag < _dbb .Classer .ClassIDs .Size ();_bag ++{_gbf ,_cecd =_dbb .Classer .ClassIDs .Get (_bag );if _cecd !=nil {return _eb .Wrap (_cecd ,_aa ,"\u0063\u006c\u0061\u0073\u0073\u0020\u0049\u0044\u0027\u0073");
};_gcf [_gbf ]++;};var _gfcg []int ;for _ebf :=0;_ebf < _dbb .Classer .UndilatedTemplates .Size ();_ebf ++{if _gcf [_ebf ]==0{return _eb .Error (_aa ,"\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 _gcf [_ebf ]> 1||_efg {_gfcg =append (_gfcg ,_ebf );};};_dbb ._ec =len (_gfcg );var _gad ,_bgb int ;for _dc :=0;_dc < _dbb .Classer .ComponentPageNumbers .Size ();_dc ++{_gad ,_cecd =_dbb .Classer .ComponentPageNumbers .Get (_dc );if _cecd !=nil {return _eb .Wrapf (_cecd ,_aa ,"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",_dc );
};_bgb ,_cecd =_dbb .Classer .ClassIDs .Get (_dc );if _cecd !=nil {return _eb .Wrapf (_cecd ,_aa ,"\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",_gad );
};if _gcf [_bgb ]==1&&!_efg {_dbb ._ca [_gad ]=append (_dbb ._ca [_gad ],_bgb );};};if _cecd =_dbb .Classer .ComputeLLCorners ();_cecd !=nil {return _eb .Wrap (_cecd ,_aa ,"");};return nil ;};func (_cfg *Globals )GetSegment (segmentNumber int )(*_gd .Header ,error ){const _bbc ="\u0047l\u006fb\u0061\u006c\u0073\u002e\u0047e\u0074\u0053e\u0067\u006d\u0065\u006e\u0074";
if _cfg ==nil {return nil ,_eb .Error (_bbc ,"\u0067\u006c\u006f\u0062al\u0073\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");};if len (_cfg .Segments )==0{return nil ,_eb .Error (_bbc ,"\u0067\u006c\u006f\u0062\u0061\u006c\u0073\u0020\u0061\u0072\u0065\u0020e\u006d\u0070\u0074\u0079");
};var _gff *_gd .Header ;for _ ,_gff =range _cfg .Segments {if _gff .SegmentNumber ==uint32 (segmentNumber ){break ;};};if _gff ==nil {return nil ,_eb .Error (_bbc ,"\u0073\u0065\u0067\u006d\u0065\u006e\u0074\u0020\u006e\u006f\u0074\u0020f\u006f\u0075\u006e\u0064");
};return _gff ,nil ;};func (_bea *Document )isFileHeaderPresent ()(bool ,error ){_bea .InputStream .Mark ();for _ ,_eee :=range _fc {_bgbb ,_fg :=_bea .InputStream .ReadByte ();if _fg !=nil {return false ,_fg ;};if _eee !=_bgbb {_bea .InputStream .Reset ();
return false ,nil ;};};_bea .InputStream .Reset ();return true ,nil ;};func (_bgbbg *Page )createNormalPage (_egf *_gd .PageInformationSegment )error {const _bcae ="\u0063\u0072e\u0061\u0074\u0065N\u006f\u0072\u006d\u0061\u006c\u0050\u0061\u0067\u0065";
_bgbbg .Bitmap =_gc .New (_egf .PageBMWidth ,_egf .PageBMHeight );if _egf .DefaultPixelValue !=0{_bgbbg .Bitmap .SetDefaultPixel ();};for _ ,_fcef :=range _bgbbg .Segments {switch _fcef .Type {case 6,7,22,23,38,39,42,43:_g .Log .Trace ("\u0047\u0065\u0074\u0074in\u0067\u0020\u0053\u0065\u0067\u006d\u0065\u006e\u0074\u003a\u0020\u0025\u0064",_fcef .SegmentNumber );
_gea ,_cffb :=_fcef .GetSegmentData ();if _cffb !=nil {return _cffb ;};_fded ,_gae :=_gea .(_gd .Regioner );if !_gae {_g .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",_gea );
return _eb .Errorf (_bcae ,"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",_gea );
};_fdac ,_cffb :=_fded .GetRegionBitmap ();if _cffb !=nil {return _eb .Wrap (_cffb ,_bcae ,"");};if _bgbbg .fitsPage (_egf ,_fdac ){_bgbbg .Bitmap =_fdac ;}else {_bab :=_fded .GetRegionInfo ();_gdcb :=_bgbbg .getCombinationOperator (_egf ,_bab .CombinaionOperator );
_cffb =_gc .Blit (_fdac ,_bgbbg .Bitmap ,int (_bab .XLocation ),int (_bab .YLocation ),_gdcb );if _cffb !=nil {return _eb .Wrap (_cffb ,_bcae ,"");};};};};return nil ;};const (GenericEM EncodingMethod =iota ;CorrelationEM ;RankHausEM ;);func InitEncodeDocument (fullHeaders bool )*Document {return &Document {FullHeaders :fullHeaders ,_ee :_f .BufferedMSB (),Pages :map[int ]*Page {},_ca :map[int ][]int {},_df :map[int ]int {},_cd :map[int ][]int {}};
};type Page struct{Segments []*_gd .Header ;PageNumber int ;Bitmap *_gc .Bitmap ;FinalHeight int ;FinalWidth int ;ResolutionX int ;ResolutionY int ;IsLossless bool ;Document *Document ;FirstSegmentNumber int ;EncodingMethod EncodingMethod ;BlackIsOne bool ;
};func (_acef *Page )createStripedPage (_agd *_gd .PageInformationSegment )error {const _cfdg ="\u0063\u0072\u0065\u0061\u0074\u0065\u0053\u0074\u0072\u0069\u0070\u0065d\u0050\u0061\u0067\u0065";_cfda ,_agc :=_acef .collectPageStripes ();if _agc !=nil {return _eb .Wrap (_agc ,_cfdg ,"");
};var _eag int ;for _ ,_fad :=range _cfda {if _bfdc ,_fef :=_fad .(*_gd .EndOfStripe );_fef {_eag =_bfdc .LineNumber ()+1;}else {_acdc :=_fad .(_gd .Regioner );_eefe :=_acdc .GetRegionInfo ();_gbe :=_acef .getCombinationOperator (_agd ,_eefe .CombinaionOperator );
_gce ,_dde :=_acdc .GetRegionBitmap ();if _dde !=nil {return _eb .Wrap (_dde ,_cfdg ,"");};_dde =_gc .Blit (_gce ,_acef .Bitmap ,int (_eefe .XLocation ),_eag ,_gbe );if _dde !=nil {return _eb .Wrap (_dde ,_cfdg ,"");};};};return nil ;};func (_gee *Page )getResolutionX ()(int ,error ){const _ecg ="\u0067\u0065\u0074\u0052\u0065\u0073\u006f\u006c\u0075t\u0069\u006f\u006e\u0058";
if _gee .ResolutionX !=0{return _gee .ResolutionX ,nil ;};_egbd :=_gee .getPageInformationSegment ();if _egbd ==nil {return 0,_eb .Error (_ecg ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");};_bage ,_aee :=_egbd .GetSegmentData ();
if _aee !=nil {return 0,_eb .Wrap (_aee ,_ecg ,"");};_egfg ,_cfdf :=_bage .(*_gd .PageInformationSegment );if !_cfdf {return 0,_eb .Errorf (_ecg ,"\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",_bage );
};_gee .ResolutionX =_egfg .ResolutionX ;return _gee .ResolutionX ,nil ;};func (_aff *Page )GetBitmap ()(_deb *_gc .Bitmap ,_dbe error ){_g .Log .Trace (_bf .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",_aff .PageNumber ));
defer func (){if _dbe !=nil {_g .Log .Trace (_bf .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",_aff .PageNumber ,_dbe ));
}else {_g .Log .Trace (_bf .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",_aff .PageNumber ));};}();if _aff .Bitmap !=nil {return _aff .Bitmap ,nil ;
};_dbe =_aff .composePageBitmap ();if _dbe !=nil {return nil ,_dbe ;};return _aff .Bitmap ,nil ;};func (_fafd *Page )GetResolutionY ()(int ,error ){return _fafd .getResolutionY ()};func (_aba *Page )GetSegment (number int )(*_gd .Header ,error ){const _fddd ="\u0050a\u0067e\u002e\u0047\u0065\u0074\u0053\u0065\u0067\u006d\u0065\u006e\u0074";
for _ ,_ccb :=range _aba .Segments {if _ccb .SegmentNumber ==uint32 (number ){return _ccb ,nil ;};};_ccg :=make ([]uint32 ,len (_aba .Segments ));for _fe ,_ade :=range _aba .Segments {_ccg [_fe ]=_ade .SegmentNumber ;};return nil ,_eb .Errorf (_fddd ,"\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 ,_aba .PageNumber ,_ccg );
};func (_dgcg *Globals )GetSegmentByIndex (index int )(*_gd .Header ,error ){const _ccc ="\u0047l\u006f\u0062\u0061\u006cs\u002e\u0047\u0065\u0074\u0053e\u0067m\u0065n\u0074\u0042\u0079\u0049\u006e\u0064\u0065x";if _dgcg ==nil {return nil ,_eb .Error (_ccc ,"\u0067\u006c\u006f\u0062al\u0073\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");
};if len (_dgcg .Segments )==0{return nil ,_eb .Error (_ccc ,"\u0067\u006c\u006f\u0062\u0061\u006c\u0073\u0020\u0061\u0072\u0065\u0020e\u006d\u0070\u0074\u0079");};if index > len (_dgcg .Segments )-1{return nil ,_eb .Error (_ccc ,"\u0069n\u0064e\u0078\u0020\u006f\u0075\u0074 \u006f\u0066 \u0072\u0061\u006e\u0067\u0065");
};return _dgcg .Segments [index ],nil ;};func (_cdg *Page )AddPageInformationSegment (){_ebba :=&_gd .PageInformationSegment {PageBMWidth :_cdg .FinalWidth ,PageBMHeight :_cdg .FinalHeight ,ResolutionX :_cdg .ResolutionX ,ResolutionY :_cdg .ResolutionY ,IsLossless :_cdg .IsLossless };
if _cdg .BlackIsOne {_ebba .DefaultPixelValue =uint8 (0x1);};_bed :=&_gd .Header {PageAssociation :_cdg .PageNumber ,SegmentDataLength :uint64 (_ebba .Size ()),SegmentData :_ebba ,Type :_gd .TPageInformation };_cdg .Segments =append (_cdg .Segments ,_bed );
};func (_ffa *Page )countRegions ()int {var _gbeb int ;for _ ,_fagg :=range _ffa .Segments {switch _fagg .Type {case 6,7,22,23,38,39,42,43:_gbeb ++;};};return _gbeb ;};func (_fcc *Document )reachedEOF (_baf int64 )(bool ,error ){const _dfab ="\u0072\u0065\u0061\u0063\u0068\u0065\u0064\u0045\u004f\u0046";
_ ,_fcf :=_fcc .InputStream .Seek (_baf ,_bg .SeekStart );if _fcf !=nil {_g .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",_fcf );
return false ,_eb .Wrap (_fcf ,_dfab ,"\u0069n\u0070\u0075\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d\u0020s\u0065\u0065\u006b\u0020\u0066\u0061\u0069\u006c\u0065\u0064");};_ ,_fcf =_fcc .InputStream .ReadBits (32);if _fcf ==_bg .EOF {return true ,nil ;
}else if _fcf !=nil {return false ,_eb .Wrap (_fcf ,_dfab ,"");};return false ,nil ;};func (_fdf *Document )Encode ()(_bcg []byte ,_efa error ){const _abb ="\u0044o\u0063u\u006d\u0065\u006e\u0074\u002e\u0045\u006e\u0063\u006f\u0064\u0065";var _fdd ,_dbd int ;
if _fdf .FullHeaders {if _fdd ,_efa =_fdf .encodeFileHeader (_fdf ._ee );_efa !=nil {return nil ,_eb .Wrap (_efa ,_abb ,"");};};var (_gcb bool ;_ebc *_gd .Header ;_gdd *Page ;);if _efa =_fdf .completeClassifiedPages ();_efa !=nil {return nil ,_eb .Wrap (_efa ,_abb ,"");
};if _efa =_fdf .produceClassifiedPages ();_efa !=nil {return nil ,_eb .Wrap (_efa ,_abb ,"");};if _fdf .GlobalSegments !=nil {for _ ,_ebc =range _fdf .GlobalSegments .Segments {if _efa =_fdf .encodeSegment (_ebc ,&_fdd );_efa !=nil {return nil ,_eb .Wrap (_efa ,_abb ,"");
};};};for _bcd :=1;_bcd <=int (_fdf .NumberOfPages );_bcd ++{if _gdd ,_gcb =_fdf .Pages [_bcd ];!_gcb {return nil ,_eb .Errorf (_abb ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_bcd );};for _ ,_ebc =range _gdd .Segments {if _efa =_fdf .encodeSegment (_ebc ,&_fdd );
_efa !=nil {return nil ,_eb .Wrap (_efa ,_abb ,"");};};};if _fdf .FullHeaders {if _dbd ,_efa =_fdf .encodeEOFHeader (_fdf ._ee );_efa !=nil {return nil ,_eb .Wrap (_efa ,_abb ,"");};_fdd +=_dbd ;};_bcg =_fdf ._ee .Data ();if len (_bcg )!=_fdd {_g .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",_fdd ,len (_bcg ));
};return _bcg ,nil ;};func (_ege *Page )fitsPage (_gbd *_gd .PageInformationSegment ,_aaae *_gc .Bitmap )bool {return _ege .countRegions ()==1&&_gbd .DefaultPixelValue ==0&&_gbd .PageBMWidth ==_aaae .Width &&_gbd .PageBMHeight ==_aaae .Height ;};func (_egg *Document )parseFileHeader ()error {const _dff ="\u0070a\u0072s\u0065\u0046\u0069\u006c\u0065\u0048\u0065\u0061\u0064\u0065\u0072";
_ ,_ebe :=_egg .InputStream .Seek (8,_bg .SeekStart );if _ebe !=nil {return _eb .Wrap (_ebe ,_dff ,"\u0069\u0064");};_ ,_ebe =_egg .InputStream .ReadBits (5);if _ebe !=nil {return _eb .Wrap (_ebe ,_dff ,"\u0072\u0065\u0073\u0065\u0072\u0076\u0065\u0064\u0020\u0062\u0069\u0074\u0073");
};_cfd ,_ebe :=_egg .InputStream .ReadBit ();if _ebe !=nil {return _eb .Wrap (_ebe ,_dff ,"\u0065x\u0074e\u006e\u0064\u0065\u0064\u0020t\u0065\u006dp\u006c\u0061\u0074\u0065\u0073");};if _cfd ==1{_egg .GBUseExtTemplate =true ;};_cfd ,_ebe =_egg .InputStream .ReadBit ();
if _ebe !=nil {return _eb .Wrap (_ebe ,_dff ,"\u0075\u006e\u006b\u006eow\u006e\u0020\u0070\u0061\u0067\u0065\u0020\u006e\u0075\u006d\u0062\u0065\u0072");};if _cfd !=1{_egg .NumberOfPagesUnknown =false ;};_cfd ,_ebe =_egg .InputStream .ReadBit ();if _ebe !=nil {return _eb .Wrap (_ebe ,_dff ,"\u006f\u0072\u0067\u0061\u006e\u0069\u007a\u0061\u0074\u0069\u006f\u006e \u0074\u0079\u0070\u0065");
};_egg .OrganizationType =_gd .OrganizationType (_cfd );if !_egg .NumberOfPagesUnknown {_egg .NumberOfPages ,_ebe =_egg .InputStream .ReadUint32 ();if _ebe !=nil {return _eb .Wrap (_ebe ,_dff ,"\u006eu\u006db\u0065\u0072\u0020\u006f\u0066\u0020\u0070\u0061\u0067\u0065\u0073");
};_egg ._a =13;};return nil ;};func _bad (_ef int )int {_dgg :=0;_ad :=(_ef &(_ef -1))==0;_ef >>=1;for ;_ef !=0;_ef >>=1{_dgg ++;};if _ad {return _dgg ;};return _dgg +1;};func (_bgf *Globals )GetSymbolDictionary ()(*_gd .Header ,error ){const _eca ="G\u006c\u006f\u0062\u0061\u006c\u0073.\u0047\u0065\u0074\u0053\u0079\u006d\u0062\u006f\u006cD\u0069\u0063\u0074i\u006fn\u0061\u0072\u0079";
if _bgf ==nil {return nil ,_eb .Error (_eca ,"\u0067\u006c\u006f\u0062al\u0073\u0020\u006e\u006f\u0074\u0020\u0064\u0065\u0066\u0069\u006e\u0065\u0064");};if len (_bgf .Segments )==0{return nil ,_eb .Error (_eca ,"\u0067\u006c\u006f\u0062\u0061\u006c\u0073\u0020\u0061\u0072\u0065\u0020e\u006d\u0070\u0074\u0079");
};for _ ,_acg :=range _bgf .Segments {if _acg .Type ==_gd .TSymbolDictionary {return _acg ,nil ;};};return nil ,_eb .Error (_eca ,"\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");
};func (_abed *Page )AddEndOfPageSegment (){_fdg :=&_gd .Header {Type :_gd .TEndOfPage ,PageAssociation :_abed .PageNumber };_abed .Segments =append (_abed .Segments ,_fdg );};func (_gffc *Page )getWidth ()(int ,error ){const _fbagd ="\u0067\u0065\u0074\u0057\u0069\u0064\u0074\u0068";
if _gffc .FinalWidth !=0{return _gffc .FinalWidth ,nil ;};_gbebe :=_gffc .getPageInformationSegment ();if _gbebe ==nil {return 0,_eb .Error (_fbagd ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");};_eege ,_dbddb :=_gbebe .GetSegmentData ();
if _dbddb !=nil {return 0,_eb .Wrap (_dbddb ,_fbagd ,"");};_ecae ,_aeg :=_eege .(*_gd .PageInformationSegment );if !_aeg {return 0,_eb .Errorf (_fbagd ,"\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",_eege );
};_gffc .FinalWidth =_ecae .PageBMWidth ;return _gffc .FinalWidth ,nil ;};func (_dfd *Document )AddGenericPage (bm *_gc .Bitmap ,duplicateLineRemoval bool )(_ecd error ){const _ae ="\u0044\u006f\u0063um\u0065\u006e\u0074\u002e\u0041\u0064\u0064\u0047\u0065\u006e\u0065\u0072\u0069\u0063\u0050\u0061\u0067\u0065";
if !_dfd .FullHeaders &&_dfd .NumberOfPages !=0{return _eb .Error (_ae ,"\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");
};_eef :=&Page {Segments :[]*_gd .Header {},Bitmap :bm ,Document :_dfd ,FinalHeight :bm .Height ,FinalWidth :bm .Width ,IsLossless :true ,BlackIsOne :bm .Color ==_gc .Chocolate };_eef .PageNumber =int (_dfd .nextPageNumber ());_dfd .Pages [_eef .PageNumber ]=_eef ;
bm .InverseData ();_eef .AddPageInformationSegment ();if _ecd =_eef .AddGenericRegion (bm ,0,0,0,_gd .TImmediateGenericRegion ,duplicateLineRemoval );_ecd !=nil {return _eb .Wrap (_ecd ,_ae ,"");};if _dfd .FullHeaders {_eef .AddEndOfPageSegment ();};return nil ;
};func (_badd *Document )GetNumberOfPages ()(uint32 ,error ){if _badd .NumberOfPagesUnknown ||_badd .NumberOfPages ==0{if len (_badd .Pages )==0{if _abe :=_badd .mapData ();_abe !=nil {return 0,_eb .Wrap (_abe ,"\u0044o\u0063\u0075\u006d\u0065n\u0074\u002e\u0047\u0065\u0074N\u0075m\u0062e\u0072\u004f\u0066\u0050\u0061\u0067\u0065s","");
};};return uint32 (len (_badd .Pages )),nil ;};return _badd .NumberOfPages ,nil ;};func (_eaf *Document )encodeFileHeader (_fda _f .BinaryWriter )(_ace int ,_bdg error ){const _afa ="\u0065\u006ec\u006f\u0064\u0065F\u0069\u006c\u0065\u0048\u0065\u0061\u0064\u0065\u0072";
_ace ,_bdg =_fda .Write (_fc );if _bdg !=nil {return _ace ,_eb .Wrap (_bdg ,_afa ,"\u0069\u0064");};if _bdg =_fda .WriteByte (0x01);_bdg !=nil {return _ace ,_eb .Wrap (_bdg ,_afa ,"\u0066\u006c\u0061g\u0073");};_ace ++;_eeb :=make ([]byte ,4);_b .BigEndian .PutUint32 (_eeb ,_eaf .NumberOfPages );
_eff ,_bdg :=_fda .Write (_eeb );if _bdg !=nil {return _eff ,_eb .Wrap (_bdg ,_afa ,"p\u0061\u0067\u0065\u0020\u006e\u0075\u006d\u0062\u0065\u0072");};_ace +=_eff ;return _ace ,nil ;};type Document struct{Pages map[int ]*Page ;NumberOfPagesUnknown bool ;
NumberOfPages uint32 ;GBUseExtTemplate bool ;InputStream *_f .Reader ;GlobalSegments *Globals ;OrganizationType _gd .OrganizationType ;Classer *_de .Classer ;XRes ,YRes int ;FullHeaders bool ;CurrentSegmentNumber uint32 ;AverageTemplates *_gc .Bitmaps ;
BaseIndexes []int ;Refinement bool ;RefineLevel int ;_a uint8 ;_ee *_f .BufferedWriter ;EncodeGlobals bool ;_ec int ;_ca map[int ][]int ;_cd map[int ][]int ;_cc []int ;_df map[int ]int ;};func (_fbg *Page )clearSegmentData (){for _gdb :=range _fbg .Segments {_fbg .Segments [_gdb ].CleanSegmentData ();
};};func (_efe *Document )determineRandomDataOffsets (_gec []*_gd .Header ,_caa uint64 ){if _efe .OrganizationType !=_gd .ORandom {return ;};for _ ,_cga :=range _gec {_cga .SegmentDataStartOffset =_caa ;_caa +=_cga .SegmentDataLength ;};};func (_bca *Page )GetHeight ()(int ,error ){return _bca .getHeight ()};
func (_ed *Document )addSymbolDictionary (_ced int ,_dd *_gc .Bitmaps ,_ega []int ,_ea map[int ]int ,_baa bool )(*_gd .Header ,error ){const _bbe ="\u0061\u0064\u0064\u0053ym\u0062\u006f\u006c\u0044\u0069\u0063\u0074\u0069\u006f\u006e\u0061\u0072\u0079";
_fdc :=&_gd .SymbolDictionary {};if _gac :=_fdc .InitEncode (_dd ,_ega ,_ea ,_baa );_gac !=nil {return nil ,_gac ;};_dae :=&_gd .Header {Type :_gd .TSymbolDictionary ,PageAssociation :_ced ,SegmentData :_fdc };if _ced ==0{if _ed .GlobalSegments ==nil {_ed .GlobalSegments =&Globals {};
};_ed .GlobalSegments .AddSegment (_dae );return _dae ,nil ;};_dgd ,_adf :=_ed .Pages [_ced ];if !_adf {return nil ,_eb .Errorf (_bbe ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_ced );};var (_eeg int ;
_edb *_gd .Header ;);for _eeg ,_edb =range _dgd .Segments {if _edb .Type ==_gd .TPageInformation {break ;};};_eeg ++;_dgd .Segments =append (_dgd .Segments ,nil );copy (_dgd .Segments [_eeg +1:],_dgd .Segments [_eeg :]);_dgd .Segments [_eeg ]=_dae ;return _dae ,nil ;
};func (_ba *Document )produceClassifiedPages ()(_fd error ){const _gf ="\u0070\u0072\u006f\u0064uc\u0065\u0043\u006c\u0061\u0073\u0073\u0069\u0066\u0069\u0065\u0064\u0050\u0061\u0067e\u0073";if _ba .Classer ==nil {return nil ;};var (_abd *Page ;_dg bool ;
_gfc *_gd .Header ;);for _db :=1;_db <=int (_ba .NumberOfPages );_db ++{if _abd ,_dg =_ba .Pages [_db ];!_dg {return _eb .Errorf (_gf ,"p\u0061g\u0065\u003a\u0020\u0027\u0025\u0064\u0027\u0020n\u006f\u0074\u0020\u0066ou\u006e\u0064",_db );};if _abd .EncodingMethod ==GenericEM {continue ;
};if _gfc ==nil {if _gfc ,_fd =_ba .GlobalSegments .GetSymbolDictionary ();_fd !=nil {return _eb .Wrap (_fd ,_gf ,"");};};if _fd =_ba .produceClassifiedPage (_abd ,_gfc );_fd !=nil {return _eb .Wrapf (_fd ,_gf ,"\u0070\u0061\u0067\u0065\u003a\u0020\u0027\u0025\u0064\u0027",_db );
};};return nil ;};func DecodeDocument (input *_f .Reader ,globals *Globals )(*Document ,error ){return _edg (input ,globals );};func (_cfed *Document )mapData ()error {const _aaa ="\u006da\u0070\u0044\u0061\u0074\u0061";var (_acd []*_gd .Header ;_ebb int64 ;
_egc _gd .Type ;);_ede ,_gab :=_cfed .isFileHeaderPresent ();if _gab !=nil {return _eb .Wrap (_gab ,_aaa ,"");};if _ede {if _gab =_cfed .parseFileHeader ();_gab !=nil {return _eb .Wrap (_gab ,_aaa ,"");};_ebb +=int64 (_cfed ._a );_cfed .FullHeaders =true ;
};var (_aef *Page ;_edbd bool ;);for _egc !=51&&!_edbd {_eed ,_adc :=_gd .NewHeader (_cfed ,_cfed .InputStream ,_ebb ,_cfed .OrganizationType );if _adc !=nil {return _eb .Wrap (_adc ,_aaa ,"");};_g .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",_eed .SegmentNumber ,_eed .Type );
_egc =_eed .Type ;if _egc !=_gd .TEndOfFile {if _eed .PageAssociation !=0{_aef =_cfed .Pages [_eed .PageAssociation ];if _aef ==nil {_aef =_fde (_cfed ,_eed .PageAssociation );_cfed .Pages [_eed .PageAssociation ]=_aef ;if _cfed .NumberOfPagesUnknown {_cfed .NumberOfPages ++;
};};_aef .Segments =append (_aef .Segments ,_eed );}else {_cfed .GlobalSegments .AddSegment (_eed );};};_acd =append (_acd ,_eed );_ebb =_cfed .InputStream .AbsolutePosition ();if _cfed .OrganizationType ==_gd .OSequential {_ebb +=int64 (_eed .SegmentDataLength );
};_edbd ,_adc =_cfed .reachedEOF (_ebb );if _adc !=nil {_g .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",_adc );
return _eb .Wrap (_adc ,_aaa ,"");};};_cfed .determineRandomDataOffsets (_acd ,uint64 (_ebb ));return nil ;};func (_fbb *Page )nextSegmentNumber ()uint32 {return _fbb .Document .nextSegmentNumber ()};func (_fffee *Page )lastSegmentNumber ()(_eadg uint32 ,_daf error ){const _fccgb ="\u006c\u0061\u0073\u0074\u0053\u0065\u0067\u006d\u0065\u006e\u0074\u004eu\u006d\u0062\u0065\u0072";
if len (_fffee .Segments )==0{return _eadg ,_eb .Errorf (_fccgb ,"\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",_fffee .PageNumber );
};return _fffee .Segments [len (_fffee .Segments )-1].SegmentNumber ,nil ;};func (_dfb *Page )GetWidth ()(int ,error ){return _dfb .getWidth ()};func (_fba *Page )GetResolutionX ()(int ,error ){return _fba .getResolutionX ()};func (_bead *Page )addTextRegionSegment (_fbc []*_gd .Header ,_beae ,_bagf map[int ]int ,_bdc []int ,_faf *_gc .Points ,_eeba *_gc .Bitmaps ,_geg *_e .IntSlice ,_gedg *_gc .Boxes ,_gdg ,_eac int ){_cdgd :=&_gd .TextRegion {NumberOfSymbols :uint32 (_eac )};
_cdgd .InitEncode (_beae ,_bagf ,_bdc ,_faf ,_eeba ,_geg ,_gedg ,_bead .FinalWidth ,_bead .FinalHeight ,_gdg );_fccb :=&_gd .Header {RTSegments :_fbc ,SegmentData :_cdgd ,PageAssociation :_bead .PageNumber ,Type :_gd .TImmediateTextRegion };_abdc :=_gd .TPageInformation ;
if _bagf !=nil {_abdc =_gd .TSymbolDictionary ;};var _eec int ;for ;_eec < len (_bead .Segments );_eec ++{if _bead .Segments [_eec ].Type ==_abdc {_eec ++;break ;};};_bead .Segments =append (_bead .Segments ,nil );copy (_bead .Segments [_eec +1:],_bead .Segments [_eec :]);
_bead .Segments [_eec ]=_fccb ;};func _edg (_cbg *_f .Reader ,_fff *Globals )(*Document ,error ){_abee :=&Document {Pages :make (map[int ]*Page ),InputStream :_cbg ,OrganizationType :_gd .OSequential ,NumberOfPagesUnknown :true ,GlobalSegments :_fff ,_a :9};
if _abee .GlobalSegments ==nil {_abee .GlobalSegments =&Globals {};};if _dfdd :=_abee .mapData ();_dfdd !=nil {return nil ,_dfdd ;};return _abee ,nil ;};func (_bff *Document )nextSegmentNumber ()uint32 {_ceg :=_bff .CurrentSegmentNumber ;_bff .CurrentSegmentNumber ++;
return _ceg ;};func (_gcfg *Globals )AddSegment (segment *_gd .Header ){_gcfg .Segments =append (_gcfg .Segments ,segment );};func (_ddc *Document )GetGlobalSegment (i int )(*_gd .Header ,error ){_dfda ,_bga :=_ddc .GlobalSegments .GetSegment (i );if _bga !=nil {return nil ,_eb .Wrap (_bga ,"\u0047\u0065t\u0047\u006c\u006fb\u0061\u006c\u0053\u0065\u0067\u006d\u0065\u006e\u0074","");
};return _dfda ,nil ;};type Globals struct{Segments []*_gd .Header ;};func (_fdb *Page )getHeight ()(int ,error ){const _ffgc ="\u0067e\u0074\u0048\u0065\u0069\u0067\u0068t";if _fdb .FinalHeight !=0{return _fdb .FinalHeight ,nil ;};_ead :=_fdb .getPageInformationSegment ();
if _ead ==nil {return 0,_eb .Error (_ffgc ,"n\u0069l\u0020\u0070\u0061\u0067\u0065\u0020\u0069\u006ef\u006f\u0072\u006d\u0061ti\u006f\u006e");};_dbdd ,_bbcf :=_ead .GetSegmentData ();if _bbcf !=nil {return 0,_eb .Wrap (_bbcf ,_ffgc ,"");};_egd ,_afg :=_dbdd .(*_gd .PageInformationSegment );
if !_afg {return 0,_eb .Errorf (_ffgc ,"\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",_dbdd );
};if _egd .PageBMHeight ==_be .MaxInt32 {_ ,_bbcf =_fdb .GetBitmap ();if _bbcf !=nil {return 0,_eb .Wrap (_bbcf ,_ffgc ,"");};}else {_fdb .FinalHeight =_egd .PageBMHeight ;};return _fdb .FinalHeight ,nil ;};func (_ggg *Page )Encode (w _f .BinaryWriter )(_cff int ,_ebbd error ){const _ecf ="P\u0061\u0067\u0065\u002e\u0045\u006e\u0063\u006f\u0064\u0065";
var _gaa int ;for _ ,_edd :=range _ggg .Segments {if _gaa ,_ebbd =_edd .Encode (w );_ebbd !=nil {return _cff ,_eb .Wrap (_ebbd ,_ecf ,"");};_cff +=_gaa ;};return _cff ,nil ;};func (_edc *Page )getPageInformationSegment ()*_gd .Header {for _ ,_fgf :=range _edc .Segments {if _fgf .Type ==_gd .TPageInformation {return _fgf ;
};};_g .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",_edc );
return nil ;};func (_efc *Page )createPage (_ddf *_gd .PageInformationSegment )error {var _fac error ;if !_ddf .IsStripe ||_ddf .PageBMHeight !=-1{_fac =_efc .createNormalPage (_ddf );}else {_fac =_efc .createStripedPage (_ddf );};return _fac ;};