| Index: core/src/fxcodec/jbig2/JBig2_Context.h
|
| diff --git a/core/src/fxcodec/jbig2/JBig2_Context.h b/core/src/fxcodec/jbig2/JBig2_Context.h
|
| index 90bd7ddbbef4b4da1665676e0ecde71d318a8619..52957f3e4fa7429e35191a69144baec28fca1b40 100644
|
| --- a/core/src/fxcodec/jbig2/JBig2_Context.h
|
| +++ b/core/src/fxcodec/jbig2/JBig2_Context.h
|
| @@ -1,7 +1,7 @@
|
| // Copyright 2014 PDFium Authors. All rights reserved.
|
| // Use of this source code is governed by a BSD-style license that can be
|
| // found in the LICENSE file.
|
| -
|
| +
|
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
|
|
|
| #ifndef _JBIG2_CONTEXT_H_
|
| @@ -14,122 +14,135 @@
|
| #include "../../../include/fxcodec/fx_codec_def.h"
|
| #include "../../../include/fxcrt/fx_basic.h"
|
| typedef enum {
|
| - JBIG2_OUT_OF_PAGE = 0,
|
| - JBIG2_IN_PAGE,
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| + JBIG2_OUT_OF_PAGE = 0,
|
| + JBIG2_IN_PAGE,
|
| } JBig2State;
|
| -#define JBIG2_SUCCESS 0
|
| -#define JBIG2_FAILED -1
|
| -#define JBIG2_ERROR_TOO_SHORT -2
|
| -#define JBIG2_ERROR_FETAL -3
|
| -#define JBIG2_END_OF_PAGE 2
|
| -#define JBIG2_END_OF_FILE 3
|
| +#define JBIG2_SUCCESS 0
|
| +#define JBIG2_FAILED -1
|
| +#define JBIG2_ERROR_TOO_SHORT -2
|
| +#define JBIG2_ERROR_FETAL -3
|
| +#define JBIG2_END_OF_PAGE 2
|
| +#define JBIG2_END_OF_FILE 3
|
| #define JBIG2_ERROR_FILE_FORMAT -4
|
| #define JBIG2_ERROR_STREAM_TYPE -5
|
| -#define JBIG2_ERROR_LIMIT -6
|
| -#define JBIG2_FILE_STREAM 0
|
| -#define JBIG2_SQUENTIAL_STREAM 1
|
| -#define JBIG2_RANDOM_STREAM 2
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| -#define JBIG2_EMBED_STREAM 3
|
| -#define JBIG2_MIN_SEGMENT_SIZE 11
|
| -class CJBig2_Context : public CJBig2_Object
|
| -{
|
| -public:
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| -
|
| - static CJBig2_Context *CreateContext(CJBig2_Module *pModule, FX_BYTE *pGlobalData, FX_DWORD dwGlobalLength,
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| - FX_BYTE *pData, FX_DWORD dwLength, FX_INT32 nStreamType, IFX_Pause* pPause = NULL);
|
| -
|
| - static void DestroyContext(CJBig2_Context *pContext);
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| -
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| - FX_INT32 getFirstPage(FX_BYTE *pBuf, FX_INT32 width, FX_INT32 height, FX_INT32 stride, IFX_Pause* pPause);
|
| -
|
| - FX_INT32 getNextPage(FX_BYTE *pBuf, FX_INT32 width, FX_INT32 height, FX_INT32 stride, IFX_Pause* pPause);
|
| +#define JBIG2_ERROR_LIMIT -6
|
| +#define JBIG2_FILE_STREAM 0
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| +#define JBIG2_SQUENTIAL_STREAM 1
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| +#define JBIG2_RANDOM_STREAM 2
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| +#define JBIG2_EMBED_STREAM 3
|
| +#define JBIG2_MIN_SEGMENT_SIZE 11
|
| +class CJBig2_Context : public CJBig2_Object {
|
| + public:
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| + static CJBig2_Context* CreateContext(CJBig2_Module* pModule,
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| + FX_BYTE* pGlobalData,
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| + FX_DWORD dwGlobalLength,
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| + FX_BYTE* pData,
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| + FX_DWORD dwLength,
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| + FX_INT32 nStreamType,
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| + IFX_Pause* pPause = NULL);
|
|
|
| - FX_INT32 getFirstPage(CJBig2_Image **image, IFX_Pause* pPause);
|
| + static void DestroyContext(CJBig2_Context* pContext);
|
|
|
| - FX_INT32 getNextPage(CJBig2_Image **image, IFX_Pause* pPause);
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| - FX_INT32 Continue(IFX_Pause* pPause);
|
| - FXCODEC_STATUS GetProcessiveStatus()
|
| - {
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| - return m_ProcessiveStatus;
|
| - };
|
| -private:
|
| + FX_INT32 getFirstPage(FX_BYTE* pBuf,
|
| + FX_INT32 width,
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| + FX_INT32 height,
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| + FX_INT32 stride,
|
| + IFX_Pause* pPause);
|
|
|
| - CJBig2_Context(FX_BYTE *pGlobalData, FX_DWORD dwGlobalLength,
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| - FX_BYTE *pData, FX_DWORD dwLength, FX_INT32 nStreamType, IFX_Pause* pPause);
|
| + FX_INT32 getNextPage(FX_BYTE* pBuf,
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| + FX_INT32 width,
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| + FX_INT32 height,
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| + FX_INT32 stride,
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| + IFX_Pause* pPause);
|
|
|
| - ~CJBig2_Context();
|
| + FX_INT32 getFirstPage(CJBig2_Image** image, IFX_Pause* pPause);
|
|
|
| - FX_INT32 decodeFile(IFX_Pause* pPause);
|
| + FX_INT32 getNextPage(CJBig2_Image** image, IFX_Pause* pPause);
|
| + FX_INT32 Continue(IFX_Pause* pPause);
|
| + FXCODEC_STATUS GetProcessiveStatus() { return m_ProcessiveStatus; };
|
|
|
| - FX_INT32 decode_SquentialOrgnazation(IFX_Pause* pPause);
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| + private:
|
| + CJBig2_Context(FX_BYTE* pGlobalData,
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| + FX_DWORD dwGlobalLength,
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| + FX_BYTE* pData,
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| + FX_DWORD dwLength,
|
| + FX_INT32 nStreamType,
|
| + IFX_Pause* pPause);
|
|
|
| - FX_INT32 decode_EmbedOrgnazation(IFX_Pause* pPause);
|
| + ~CJBig2_Context();
|
|
|
| - FX_INT32 decode_RandomOrgnazation_FirstPage(IFX_Pause* pPause);
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| + FX_INT32 decodeFile(IFX_Pause* pPause);
|
|
|
| - FX_INT32 decode_RandomOrgnazation(IFX_Pause* pPause);
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| + FX_INT32 decode_SquentialOrgnazation(IFX_Pause* pPause);
|
|
|
| - CJBig2_Segment *findSegmentByNumber(FX_DWORD dwNumber);
|
| + FX_INT32 decode_EmbedOrgnazation(IFX_Pause* pPause);
|
|
|
| - CJBig2_Segment *findReferredSegmentByTypeAndIndex(CJBig2_Segment *pSegment, FX_BYTE cType, FX_INT32 nIndex);
|
| + FX_INT32 decode_RandomOrgnazation_FirstPage(IFX_Pause* pPause);
|
|
|
| - FX_INT32 parseSegmentHeader(CJBig2_Segment *pSegment);
|
| + FX_INT32 decode_RandomOrgnazation(IFX_Pause* pPause);
|
|
|
| - FX_INT32 parseSegmentData(CJBig2_Segment *pSegment, IFX_Pause* pPause);
|
| - FX_INT32 ProcessiveParseSegmentData(CJBig2_Segment *pSegment, IFX_Pause* pPause);
|
| + CJBig2_Segment* findSegmentByNumber(FX_DWORD dwNumber);
|
|
|
| - FX_INT32 parseSymbolDict(CJBig2_Segment *pSegment, IFX_Pause* pPause);
|
| + CJBig2_Segment* findReferredSegmentByTypeAndIndex(CJBig2_Segment* pSegment,
|
| + FX_BYTE cType,
|
| + FX_INT32 nIndex);
|
|
|
| - FX_INT32 parseTextRegion(CJBig2_Segment *pSegment);
|
| + FX_INT32 parseSegmentHeader(CJBig2_Segment* pSegment);
|
|
|
| - FX_INT32 parsePatternDict(CJBig2_Segment *pSegment, IFX_Pause* pPause);
|
| + FX_INT32 parseSegmentData(CJBig2_Segment* pSegment, IFX_Pause* pPause);
|
| + FX_INT32 ProcessiveParseSegmentData(CJBig2_Segment* pSegment,
|
| + IFX_Pause* pPause);
|
|
|
| - FX_INT32 parseHalftoneRegion(CJBig2_Segment *pSegment, IFX_Pause* pPause);
|
| + FX_INT32 parseSymbolDict(CJBig2_Segment* pSegment, IFX_Pause* pPause);
|
|
|
| - FX_INT32 parseGenericRegion(CJBig2_Segment *pSegment, IFX_Pause* pPause);
|
| + FX_INT32 parseTextRegion(CJBig2_Segment* pSegment);
|
|
|
| - FX_INT32 parseGenericRefinementRegion(CJBig2_Segment *pSegment);
|
| + FX_INT32 parsePatternDict(CJBig2_Segment* pSegment, IFX_Pause* pPause);
|
|
|
| - FX_INT32 parseTable(CJBig2_Segment *pSegment);
|
| + FX_INT32 parseHalftoneRegion(CJBig2_Segment* pSegment, IFX_Pause* pPause);
|
|
|
| - FX_INT32 parseRegionInfo(JBig2RegionInfo *pRI);
|
| + FX_INT32 parseGenericRegion(CJBig2_Segment* pSegment, IFX_Pause* pPause);
|
|
|
| + FX_INT32 parseGenericRefinementRegion(CJBig2_Segment* pSegment);
|
|
|
| + FX_INT32 parseTable(CJBig2_Segment* pSegment);
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|
|
| - JBig2HuffmanCode *decodeSymbolIDHuffmanTable(CJBig2_BitStream *pStream, FX_DWORD SBNUMSYMS);
|
| + FX_INT32 parseRegionInfo(JBig2RegionInfo* pRI);
|
|
|
| - void huffman_assign_code(int* CODES, int* PREFLEN, int NTEMP);
|
| + JBig2HuffmanCode* decodeSymbolIDHuffmanTable(CJBig2_BitStream* pStream,
|
| + FX_DWORD SBNUMSYMS);
|
|
|
| - void huffman_assign_code(JBig2HuffmanCode *SBSYMCODES, int NTEMP);
|
| + void huffman_assign_code(int* CODES, int* PREFLEN, int NTEMP);
|
|
|
| -private:
|
| + void huffman_assign_code(JBig2HuffmanCode* SBSYMCODES, int NTEMP);
|
|
|
| - CJBig2_Context *m_pGlobalContext;
|
| + private:
|
| + CJBig2_Context* m_pGlobalContext;
|
|
|
| - FX_INT32 m_nStreamType;
|
| + FX_INT32 m_nStreamType;
|
|
|
| - CJBig2_BitStream *m_pStream;
|
| + CJBig2_BitStream* m_pStream;
|
|
|
| - FX_INT32 m_nState;
|
| + FX_INT32 m_nState;
|
|
|
| - CJBig2_List<CJBig2_Segment> *m_pSegmentList;
|
| + CJBig2_List<CJBig2_Segment>* m_pSegmentList;
|
|
|
| - CJBig2_List<JBig2PageInfo> *m_pPageInfoList;
|
| + CJBig2_List<JBig2PageInfo>* m_pPageInfoList;
|
|
|
| - CJBig2_Image *m_pPage;
|
| + CJBig2_Image* m_pPage;
|
|
|
| - FX_BOOL m_bBufSpecified;
|
| + FX_BOOL m_bBufSpecified;
|
|
|
| - FX_INT32 m_nSegmentDecoded;
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| - IFX_Pause* m_pPause;
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| - FX_INT32 m_PauseStep;
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| - FXCODEC_STATUS m_ProcessiveStatus;
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| - FX_BOOL m_bFirstPage;
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| - CJBig2_ArithDecoder *m_pArithDecoder;
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| - CJBig2_GRDProc *m_pGRD;
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| - JBig2ArithCtx *m_gbContext;
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| - CJBig2_Segment *m_pSegment;
|
| - FX_DWORD m_dwOffset;
|
| - JBig2RegionInfo m_ri;
|
| + FX_INT32 m_nSegmentDecoded;
|
| + IFX_Pause* m_pPause;
|
| + FX_INT32 m_PauseStep;
|
| + FXCODEC_STATUS m_ProcessiveStatus;
|
| + FX_BOOL m_bFirstPage;
|
| + CJBig2_ArithDecoder* m_pArithDecoder;
|
| + CJBig2_GRDProc* m_pGRD;
|
| + JBig2ArithCtx* m_gbContext;
|
| + CJBig2_Segment* m_pSegment;
|
| + FX_DWORD m_dwOffset;
|
| + JBig2RegionInfo m_ri;
|
| };
|
| #endif
|
|
|