diff options
Diffstat (limited to 'core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h')
| -rw-r--r-- | core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h b/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h new file mode 100644 index 0000000000..a89d0d62ef --- /dev/null +++ b/core/src/fxcodec/jbig2/JBig2_GeneralDecoder.h @@ -0,0 +1,278 @@ +// 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_GENERAL_DECODER_H_
+#define _JBIG2_GENERAL_DECODER_H_
+#include "../../../include/fxcodec/fx_codec_def.h"
+#include "../../../include/fxcrt/fx_basic.h"
+#include "JBig2_Define.h"
+#include "JBig2_SymbolDict.h"
+#include "JBig2_ArithDecoder.h"
+#include "JBig2_ArithIntDecoder.h"
+#include "../../../include/fxcrt/fx_coordinates.h"
+class CJBig2_HuffmanTable;
+class CJBig2_Image;
+class CJBig2_PatternDict;
+typedef enum {
+ JBIG2_CORNER_BOTTOMLEFT = 0,
+ JBIG2_CORNER_TOPLEFT = 1,
+ JBIG2_CORNER_BOTTOMRIGHT = 2,
+ JBIG2_CORNER_TOPRIGHT = 3
+} JBig2Corner;
+class CJBig2_GRDProc : public CJBig2_Object
+{
+public:
+ CJBig2_GRDProc()
+ {
+ m_loopIndex = 0;
+ m_pLine = NULL;
+ m_pPause = NULL;
+ m_DecodeType = 0;
+ LTP = 0;
+ m_ReplaceRect.left = 0;
+ m_ReplaceRect.bottom = 0;
+ m_ReplaceRect.top = 0;
+ m_ReplaceRect.right = 0;
+ }
+
+ CJBig2_Image *decode_Arith(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_V2(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_V1(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_MMR(CJBig2_BitStream *pStream);
+ FXCODEC_STATUS Start_decode_Arith(CJBig2_Image** pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause = NULL);
+ FXCODEC_STATUS Start_decode_Arith_V2(CJBig2_Image** pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause = NULL);
+ FXCODEC_STATUS Start_decode_Arith_V1(CJBig2_Image** pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause = NULL);
+ FXCODEC_STATUS Start_decode_MMR(CJBig2_Image** pImage, CJBig2_BitStream *pStream, IFX_Pause* pPause = NULL);
+ FXCODEC_STATUS Continue_decode(IFX_Pause* pPause);
+ FX_RECT GetReplaceRect()
+ {
+ return m_ReplaceRect;
+ };
+private:
+ FXCODEC_STATUS decode_Arith(IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_V2(IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_V1(IFX_Pause* pPause);
+ FXCODEC_STATUS decode_MMR();
+ FXCODEC_STATUS decode_Arith_Template0_opt3(CJBig2_Image*pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template0_unopt(CJBig2_Image *pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template1_opt3(CJBig2_Image *pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template1_unopt(CJBig2_Image * pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template2_opt3(CJBig2_Image *pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template2_unopt(CJBig2_Image * pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template3_opt3(CJBig2_Image *pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FXCODEC_STATUS decode_Arith_Template3_unopt(CJBig2_Image * pImage, CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+ FX_DWORD m_loopIndex;
+ FX_BYTE * m_pLine;
+ IFX_Pause* m_pPause;
+ FXCODEC_STATUS m_ProssiveStatus;
+ CJBig2_Image** m_pImage;
+ CJBig2_ArithDecoder *m_pArithDecoder;
+ JBig2ArithCtx *m_gbContext;
+ FX_WORD m_DecodeType;
+ FX_BOOL LTP;
+ FX_RECT m_ReplaceRect;
+private:
+
+ CJBig2_Image *decode_Arith_Template0_opt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template0_opt2(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template0_opt3(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template0_unopt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template1_opt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template1_opt2(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template1_opt3(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template1_unopt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template2_opt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template2_opt2(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template2_opt3(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template2_unopt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template3_opt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template3_opt2(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template3_opt3(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+
+ CJBig2_Image *decode_Arith_Template3_unopt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext);
+public:
+ FX_BOOL MMR;
+ FX_DWORD GBW;
+ FX_DWORD GBH;
+ FX_BYTE GBTEMPLATE;
+ FX_BOOL TPGDON;
+ FX_BOOL USESKIP;
+ CJBig2_Image * SKIP;
+ signed char GBAT[8];
+};
+class CJBig2_GRRDProc : public CJBig2_Object
+{
+public:
+
+ CJBig2_Image *decode(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext);
+
+ CJBig2_Image *decode_Template0_unopt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext);
+
+ CJBig2_Image *decode_Template0_opt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext);
+
+ CJBig2_Image *decode_Template1_unopt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext);
+
+ CJBig2_Image *decode_Template1_opt(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext);
+
+ CJBig2_Image *decode_V1(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext);
+public:
+ FX_DWORD GRW;
+ FX_DWORD GRH;
+ FX_BOOL GRTEMPLATE;
+ CJBig2_Image *GRREFERENCE;
+ FX_INT32 GRREFERENCEDX;
+ FX_INT32 GRREFERENCEDY;
+ FX_BOOL TPGRON;
+ signed char GRAT[4];
+};
+typedef struct {
+ CJBig2_ArithIntDecoder *IADT,
+ *IAFS,
+ *IADS,
+ *IAIT,
+ *IARI,
+ *IARDW,
+ *IARDH,
+ *IARDX,
+ *IARDY;
+ CJBig2_ArithIaidDecoder *IAID;
+} JBig2IntDecoderState;
+class CJBig2_TRDProc : public CJBig2_Object
+{
+public:
+
+ CJBig2_Image *decode_Huffman(CJBig2_BitStream *pStream, JBig2ArithCtx *grContext);
+
+ CJBig2_Image *decode_Arith(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *grContext,
+ JBig2IntDecoderState *pIDS = NULL);
+public:
+ FX_BOOL SBHUFF;
+ FX_BOOL SBREFINE;
+ FX_DWORD SBW;
+ FX_DWORD SBH;
+ FX_DWORD SBNUMINSTANCES;
+ FX_DWORD SBSTRIPS;
+ FX_DWORD SBNUMSYMS;
+
+ JBig2HuffmanCode *SBSYMCODES;
+ FX_BYTE SBSYMCODELEN;
+
+ CJBig2_Image **SBSYMS;
+ FX_BOOL SBDEFPIXEL;
+
+ JBig2ComposeOp SBCOMBOP;
+ FX_BOOL TRANSPOSED;
+
+ JBig2Corner REFCORNER;
+ signed char SBDSOFFSET;
+ CJBig2_HuffmanTable *SBHUFFFS,
+ *SBHUFFDS,
+ *SBHUFFDT,
+ *SBHUFFRDW,
+ *SBHUFFRDH,
+ *SBHUFFRDX,
+ *SBHUFFRDY,
+ *SBHUFFRSIZE;
+ FX_BOOL SBRTEMPLATE;
+ signed char SBRAT[4];
+};
+class CJBig2_SDDProc : public CJBig2_Object
+{
+public:
+
+ CJBig2_SymbolDict *decode_Arith(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, JBig2ArithCtx *grContext);
+
+ CJBig2_SymbolDict *decode_Huffman(CJBig2_BitStream *pStream, JBig2ArithCtx *gbContext, JBig2ArithCtx *grContext, IFX_Pause* pPause);
+public:
+ FX_BOOL SDHUFF;
+ FX_BOOL SDREFAGG;
+ FX_DWORD SDNUMINSYMS;
+ CJBig2_Image ** SDINSYMS;
+ FX_DWORD SDNUMNEWSYMS;
+ FX_DWORD SDNUMEXSYMS;
+ CJBig2_HuffmanTable *SDHUFFDH,
+ *SDHUFFDW,
+ *SDHUFFBMSIZE,
+ *SDHUFFAGGINST;
+ FX_BYTE SDTEMPLATE;
+ signed char SDAT[8];
+ FX_BOOL SDRTEMPLATE;
+ signed char SDRAT[4];
+};
+class CJBig2_HTRDProc : public CJBig2_Object
+{
+public:
+
+ CJBig2_Image *decode_Arith(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+
+ CJBig2_Image *decode_MMR(CJBig2_BitStream *pStream, IFX_Pause* pPause);
+public:
+ FX_DWORD HBW,
+ HBH;
+ FX_BOOL HMMR;
+ FX_BYTE HTEMPLATE;
+ FX_DWORD HNUMPATS;
+ CJBig2_Image **HPATS;
+ FX_BOOL HDEFPIXEL;
+ JBig2ComposeOp HCOMBOP;
+ FX_BOOL HENABLESKIP;
+ FX_DWORD HGW,
+ HGH;
+ FX_INT32 HGX,
+ HGY;
+ FX_WORD HRX,
+ HRY;
+ FX_BYTE HPW,
+ HPH;
+};
+class CJBig2_PDDProc : public CJBig2_Object
+{
+public:
+
+ CJBig2_PatternDict *decode_Arith(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+
+ CJBig2_PatternDict *decode_MMR(CJBig2_BitStream *pStream, IFX_Pause* pPause);
+public:
+ FX_BOOL HDMMR;
+ FX_BYTE HDPW,
+ HDPH;
+ FX_DWORD GRAYMAX;
+ FX_BYTE HDTEMPLATE;
+};
+class CJBig2_GSIDProc : public CJBig2_Object
+{
+public:
+
+ FX_DWORD *decode_Arith(CJBig2_ArithDecoder *pArithDecoder, JBig2ArithCtx *gbContext, IFX_Pause* pPause);
+
+ FX_DWORD *decode_MMR(CJBig2_BitStream *pStream, IFX_Pause* pPause);
+public:
+ FX_BOOL GSMMR;
+ FX_BOOL GSUSESKIP;
+ FX_BYTE GSBPP;
+ FX_DWORD GSW,
+ GSH;
+ FX_BYTE GSTEMPLATE;
+ CJBig2_Image *GSKIP;
+};
+#endif
|