| // Copyright 2015 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 CORE_FXCODEC_JBIG2_JBIG2_GRDPROC_H_ |
| #define CORE_FXCODEC_JBIG2_JBIG2_GRDPROC_H_ |
| |
| #include <memory> |
| |
| #include "core/fxcodec/fx_codec_def.h" |
| #include "core/fxcrt/fx_coordinates.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "core/fxcrt/unowned_ptr.h" |
| |
| class CJBig2_ArithDecoder; |
| class CJBig2_BitStream; |
| class CJBig2_Image; |
| class IFX_PauseIndicator; |
| struct JBig2ArithCtx; |
| |
| class CJBig2_GRDProc { |
| public: |
| CJBig2_GRDProc(); |
| ~CJBig2_GRDProc(); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith(CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| FXCODEC_STATUS Start_decode_Arith(std::unique_ptr<CJBig2_Image>* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS Start_decode_MMR(std::unique_ptr<CJBig2_Image>* pImage, |
| CJBig2_BitStream* pStream); |
| FXCODEC_STATUS Continue_decode(IFX_PauseIndicator* pPause, |
| CJBig2_ArithDecoder* pArithDecoder); |
| FX_RECT GetReplaceRect() const { return m_ReplaceRect; } |
| |
| bool MMR; |
| uint32_t GBW; |
| uint32_t GBH; |
| uint8_t GBTEMPLATE; |
| bool TPGDON; |
| bool USESKIP; |
| CJBig2_Image* SKIP; |
| int8_t GBAT[8]; |
| |
| private: |
| bool UseTemplate0Opt3() const; |
| bool UseTemplate1Opt3() const; |
| bool UseTemplate23Opt3() const; |
| |
| FXCODEC_STATUS decode_Arith(IFX_PauseIndicator* pPause, |
| CJBig2_ArithDecoder* pArithDecoder); |
| FXCODEC_STATUS decode_Arith_Template0_opt3(CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template0_unopt( |
| CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template1_opt3(CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template1_unopt( |
| CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template2_opt3(CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template2_unopt( |
| CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template3_opt3(CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| FXCODEC_STATUS decode_Arith_Template3_unopt( |
| CJBig2_Image* pImage, |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext, |
| IFX_PauseIndicator* pPause); |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template0_opt3( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template0_unopt( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template1_opt3( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template1_unopt( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template2_opt3( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template2_unopt( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template3_opt3( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| std::unique_ptr<CJBig2_Image> decode_Arith_Template3_unopt( |
| CJBig2_ArithDecoder* pArithDecoder, |
| JBig2ArithCtx* gbContext); |
| |
| uint32_t m_loopIndex; |
| uint8_t* m_pLine; |
| FXCODEC_STATUS m_ProssiveStatus; |
| CJBig2_Image* m_pImage; |
| JBig2ArithCtx* m_gbContext; |
| uint16_t m_DecodeType; |
| int m_LTP; |
| FX_RECT m_ReplaceRect; |
| }; |
| |
| #endif // CORE_FXCODEC_JBIG2_JBIG2_GRDPROC_H_ |