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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef CORE_FXCODEC_CODEC_FX_CODEC_PROGRESS_H_ | 7 #ifndef CORE_FXCODEC_CODEC_INCLUDE_CCODEC_PROGRESSIVEDECODER_H_ |
8 #define CORE_FXCODEC_CODEC_FX_CODEC_PROGRESS_H_ | 8 #define CORE_FXCODEC_CODEC_INCLUDE_CCODEC_PROGRESSIVEDECODER_H_ |
9 | 9 |
10 #include "core/fxcodec/include/fx_codec.h" | |
11 #include "core/fxcrt/include/fx_memory.h" | |
12 #include "core/fxcrt/include/fx_system.h" | 10 #include "core/fxcrt/include/fx_system.h" |
11 #include "core/fxcodec/include/fx_codec_def.h" | |
Tom Sepez
2016/04/11 17:16:21
alphabetize
dsinclair
2016/04/11 20:40:40
Done.
| |
13 #include "core/fxge/include/fx_dib.h" | 12 #include "core/fxge/include/fx_dib.h" |
14 | 13 |
15 #define FXCODEC_BLOCK_SIZE 4096 | 14 class CCodec_BmpModule; |
16 #define FXCODEC_PNG_GAMMA 2.2 | 15 class CCodec_GifModule; |
16 class CCodec_JpegModule; | |
17 class CCodec_ModuleMgr; | |
18 class CFX_DIBAttribute; | |
19 class IFX_FileRead; | |
20 class IFX_Pause; | |
17 | 21 |
18 #if _FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_IOS_ | 22 class CCodec_ProgressiveDecoder { |
19 #undef FXCODEC_PNG_GAMMA | 23 public: |
20 #define FXCODEC_PNG_GAMMA 1.7 | 24 enum FXCodec_Format { |
21 #endif | 25 FXCodec_Invalid = 0, |
26 FXCodec_1bppGray = 0x101, | |
27 FXCodec_1bppRgb = 0x001, | |
28 FXCodec_8bppGray = 0x108, | |
29 FXCodec_8bppRgb = 0x008, | |
30 FXCodec_Rgb = 0x018, | |
31 FXCodec_Rgb32 = 0x020, | |
32 FXCodec_Argb = 0x220, | |
33 FXCodec_Cmyk = 0x120 | |
34 }; | |
22 | 35 |
23 struct PixelWeight { | |
24 int m_SrcStart; | |
25 int m_SrcEnd; | |
26 int m_Weights[1]; | |
27 }; | |
28 | |
29 class CFXCODEC_WeightTable { | |
30 public: | |
31 CFXCODEC_WeightTable() { m_pWeightTables = NULL; } | |
32 ~CFXCODEC_WeightTable() { FX_Free(m_pWeightTables); } | |
33 | |
34 void Calc(int dest_len, | |
35 int dest_min, | |
36 int dest_max, | |
37 int src_len, | |
38 int src_min, | |
39 int src_max, | |
40 FX_BOOL bInterpol); | |
41 PixelWeight* GetPixelWeight(int pixel) { | |
42 return (PixelWeight*)(m_pWeightTables + (pixel - m_DestMin) * m_ItemSize); | |
43 } | |
44 | |
45 int m_DestMin, m_ItemSize; | |
46 uint8_t* m_pWeightTables; | |
47 }; | |
48 class CFXCODEC_HorzTable { | |
49 public: | |
50 CFXCODEC_HorzTable() { m_pWeightTables = NULL; } | |
51 ~CFXCODEC_HorzTable() { FX_Free(m_pWeightTables); } | |
52 | |
53 void Calc(int dest_len, int src_len, FX_BOOL bInterpol); | |
54 PixelWeight* GetPixelWeight(int pixel) { | |
55 return (PixelWeight*)(m_pWeightTables + pixel * m_ItemSize); | |
56 } | |
57 | |
58 int m_ItemSize; | |
59 uint8_t* m_pWeightTables; | |
60 }; | |
61 class CFXCODEC_VertTable { | |
62 public: | |
63 CFXCODEC_VertTable() { m_pWeightTables = NULL; } | |
64 ~CFXCODEC_VertTable() { FX_Free(m_pWeightTables); } | |
65 void Calc(int dest_len, int src_len); | |
66 PixelWeight* GetPixelWeight(int pixel) { | |
67 return (PixelWeight*)(m_pWeightTables + pixel * m_ItemSize); | |
68 } | |
69 int m_ItemSize; | |
70 uint8_t* m_pWeightTables; | |
71 }; | |
72 enum FXCodec_Format { | |
73 FXCodec_Invalid = 0, | |
74 FXCodec_1bppGray = 0x101, | |
75 FXCodec_1bppRgb = 0x001, | |
76 FXCodec_8bppGray = 0x108, | |
77 FXCodec_8bppRgb = 0x008, | |
78 FXCodec_Rgb = 0x018, | |
79 FXCodec_Rgb32 = 0x020, | |
80 FXCodec_Argb = 0x220, | |
81 FXCodec_Cmyk = 0x120 | |
82 }; | |
83 class CCodec_ProgressiveDecoder : public ICodec_ProgressiveDecoder { | |
84 public: | |
85 CCodec_ProgressiveDecoder(CCodec_ModuleMgr* pCodecMgr); | 36 CCodec_ProgressiveDecoder(CCodec_ModuleMgr* pCodecMgr); |
86 ~CCodec_ProgressiveDecoder() override; | 37 ~CCodec_ProgressiveDecoder(); |
87 | 38 |
88 FXCODEC_STATUS LoadImageInfo(IFX_FileRead* pFile, | 39 FXCODEC_STATUS LoadImageInfo(IFX_FileRead* pFile, |
89 FXCODEC_IMAGE_TYPE imageType, | 40 FXCODEC_IMAGE_TYPE imageType, |
90 CFX_DIBAttribute* pAttribute) override; | 41 CFX_DIBAttribute* pAttribute); |
91 | 42 |
92 FXCODEC_IMAGE_TYPE GetType() const override { return m_imagType; } | 43 FXCODEC_IMAGE_TYPE GetType() const { return m_imagType; } |
93 int32_t GetWidth() const override { return m_SrcWidth; } | 44 int32_t GetWidth() const { return m_SrcWidth; } |
94 int32_t GetHeight() const override { return m_SrcHeight; } | 45 int32_t GetHeight() const { return m_SrcHeight; } |
95 int32_t GetNumComponents() const override { return m_SrcComponents; } | 46 int32_t GetNumComponents() const { return m_SrcComponents; } |
96 int32_t GetBPC() const override { return m_SrcBPC; } | 47 int32_t GetBPC() const { return m_SrcBPC; } |
97 void SetClipBox(FX_RECT* clip) override; | 48 void SetClipBox(FX_RECT* clip); |
98 | 49 |
99 FXCODEC_STATUS GetFrames(int32_t& frames, IFX_Pause* pPause) override; | 50 FXCODEC_STATUS GetFrames(int32_t& frames, IFX_Pause* pPause = nullptr); |
100 FXCODEC_STATUS StartDecode(CFX_DIBitmap* pDIBitmap, | 51 FXCODEC_STATUS StartDecode(CFX_DIBitmap* pDIBitmap, |
101 int start_x, | 52 int start_x, |
102 int start_y, | 53 int start_y, |
103 int size_x, | 54 int size_x, |
104 int size_y, | 55 int size_y, |
105 int32_t frames, | 56 int32_t frames = 0, |
106 FX_BOOL bInterpol) override; | 57 FX_BOOL bInterpol = TRUE); |
107 | 58 |
108 FXCODEC_STATUS ContinueDecode(IFX_Pause* pPause) override; | 59 FXCODEC_STATUS ContinueDecode(IFX_Pause* pPause = nullptr); |
60 | |
61 struct PixelWeight { | |
62 int m_SrcStart; | |
63 int m_SrcEnd; | |
64 int m_Weights[1]; | |
65 }; | |
66 | |
67 class CFXCODEC_WeightTable { | |
68 public: | |
69 CFXCODEC_WeightTable() { m_pWeightTables = NULL; } | |
70 ~CFXCODEC_WeightTable() { FX_Free(m_pWeightTables); } | |
71 | |
72 void Calc(int dest_len, | |
73 int dest_min, | |
74 int dest_max, | |
75 int src_len, | |
76 int src_min, | |
77 int src_max, | |
78 FX_BOOL bInterpol); | |
79 PixelWeight* GetPixelWeight(int pixel) { | |
80 return (PixelWeight*)(m_pWeightTables + (pixel - m_DestMin) * m_ItemSize); | |
81 } | |
82 | |
83 int m_DestMin, m_ItemSize; | |
84 uint8_t* m_pWeightTables; | |
85 }; | |
86 | |
87 class CFXCODEC_HorzTable { | |
88 public: | |
89 CFXCODEC_HorzTable() { m_pWeightTables = NULL; } | |
90 ~CFXCODEC_HorzTable() { FX_Free(m_pWeightTables); } | |
91 | |
92 void Calc(int dest_len, int src_len, FX_BOOL bInterpol); | |
93 PixelWeight* GetPixelWeight(int pixel) { | |
94 return (PixelWeight*)(m_pWeightTables + pixel * m_ItemSize); | |
95 } | |
96 | |
97 int m_ItemSize; | |
98 uint8_t* m_pWeightTables; | |
99 }; | |
100 | |
101 class CFXCODEC_VertTable { | |
102 public: | |
103 CFXCODEC_VertTable() { m_pWeightTables = NULL; } | |
104 ~CFXCODEC_VertTable() { FX_Free(m_pWeightTables); } | |
105 void Calc(int dest_len, int src_len); | |
106 PixelWeight* GetPixelWeight(int pixel) { | |
107 return (PixelWeight*)(m_pWeightTables + pixel * m_ItemSize); | |
108 } | |
109 int m_ItemSize; | |
110 uint8_t* m_pWeightTables; | |
111 }; | |
112 | |
113 IFX_FileRead* m_pFile; | |
114 CCodec_ModuleMgr* m_pCodecMgr; | |
115 void* m_pJpegContext; | |
116 void* m_pPngContext; | |
117 void* m_pGifContext; | |
118 void* m_pBmpContext; | |
119 void* m_pTiffContext; | |
120 FXCODEC_IMAGE_TYPE m_imagType; | |
121 uint32_t m_offSet; | |
122 uint8_t* m_pSrcBuf; | |
123 uint32_t m_SrcSize; | |
124 uint8_t* m_pDecodeBuf; | |
125 int m_ScanlineSize; | |
126 CFX_DIBitmap* m_pDeviceBitmap; | |
127 FX_BOOL m_bInterpol; | |
128 CFXCODEC_WeightTable m_WeightHorz; | |
129 CFXCODEC_VertTable m_WeightVert; | |
130 CFXCODEC_HorzTable m_WeightHorzOO; | |
131 int m_SrcWidth; | |
132 int m_SrcHeight; | |
133 int m_SrcComponents; | |
134 int m_SrcBPC; | |
135 FX_RECT m_clipBox; | |
136 int m_startX; | |
137 int m_startY; | |
138 int m_sizeX; | |
139 int m_sizeY; | |
140 int m_TransMethod; | |
141 FX_ARGB* m_pSrcPalette; | |
142 int m_SrcPaletteNumber; | |
143 int m_SrcRow; | |
144 FXCodec_Format m_SrcFormat; | |
145 int m_SrcPassNumber; | |
146 int m_FrameNumber; | |
147 int m_FrameCur; | |
148 int m_GifBgIndex; | |
149 uint8_t* m_pGifPalette; | |
150 int32_t m_GifPltNumber; | |
151 int m_GifTransIndex; | |
152 FX_RECT m_GifFrameRect; | |
153 FX_BOOL m_BmpIsTopBottom; | |
154 FXCODEC_STATUS m_status; | |
109 | 155 |
110 protected: | 156 protected: |
111 static FX_BOOL PngReadHeaderFunc(void* pModule, | 157 static FX_BOOL PngReadHeaderFunc(void* pModule, |
112 int width, | 158 int width, |
113 int height, | 159 int height, |
114 int bpc, | 160 int bpc, |
115 int pass, | 161 int pass, |
116 int* color_type, | 162 int* color_type, |
117 double* gamma); | 163 double* gamma); |
118 static FX_BOOL PngAskScanlineBufFunc(void* pModule, | 164 static FX_BOOL PngAskScanlineBufFunc(void* pModule, |
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151 void GetTransMethod(FXDIB_Format des_format, FXCodec_Format src_format); | 197 void GetTransMethod(FXDIB_Format des_format, FXCodec_Format src_format); |
152 void ReSampleScanline(CFX_DIBitmap* pDeviceBitmap, | 198 void ReSampleScanline(CFX_DIBitmap* pDeviceBitmap, |
153 int32_t des_line, | 199 int32_t des_line, |
154 uint8_t* src_scan, | 200 uint8_t* src_scan, |
155 FXCodec_Format src_format); | 201 FXCodec_Format src_format); |
156 void Resample(CFX_DIBitmap* pDeviceBitmap, | 202 void Resample(CFX_DIBitmap* pDeviceBitmap, |
157 int32_t src_line, | 203 int32_t src_line, |
158 uint8_t* src_scan, | 204 uint8_t* src_scan, |
159 FXCodec_Format src_format); | 205 FXCodec_Format src_format); |
160 void ResampleVert(CFX_DIBitmap* pDeviceBitmap, double scale_y, int des_row); | 206 void ResampleVert(CFX_DIBitmap* pDeviceBitmap, double scale_y, int des_row); |
161 FX_BOOL JpegReadMoreData(ICodec_JpegModule* pJpegModule, | 207 FX_BOOL JpegReadMoreData(CCodec_JpegModule* pJpegModule, |
162 FXCODEC_STATUS& err_status); | 208 FXCODEC_STATUS& err_status); |
163 void PngOneOneMapResampleHorz(CFX_DIBitmap* pDeviceBitmap, | 209 void PngOneOneMapResampleHorz(CFX_DIBitmap* pDeviceBitmap, |
164 int32_t des_line, | 210 int32_t des_line, |
165 uint8_t* src_scan, | 211 uint8_t* src_scan, |
166 FXCodec_Format src_format); | 212 FXCodec_Format src_format); |
167 FX_BOOL GifReadMoreData(ICodec_GifModule* pGifModule, | 213 FX_BOOL GifReadMoreData(CCodec_GifModule* pGifModule, |
168 FXCODEC_STATUS& err_status); | 214 FXCODEC_STATUS& err_status); |
169 void GifDoubleLineResampleVert(CFX_DIBitmap* pDeviceBitmap, | 215 void GifDoubleLineResampleVert(CFX_DIBitmap* pDeviceBitmap, |
170 double scale_y, | 216 double scale_y, |
171 int des_row); | 217 int des_row); |
172 FX_BOOL BmpReadMoreData(ICodec_BmpModule* pBmpModule, | 218 FX_BOOL BmpReadMoreData(CCodec_BmpModule* pBmpModule, |
173 FXCODEC_STATUS& err_status); | 219 FXCODEC_STATUS& err_status); |
174 void ResampleVertBT(CFX_DIBitmap* pDeviceBitmap, double scale_y, int des_row); | 220 void ResampleVertBT(CFX_DIBitmap* pDeviceBitmap, double scale_y, int des_row); |
175 | |
176 public: | |
177 IFX_FileRead* m_pFile; | |
178 CCodec_ModuleMgr* m_pCodecMgr; | |
179 void* m_pJpegContext; | |
180 void* m_pPngContext; | |
181 void* m_pGifContext; | |
182 void* m_pBmpContext; | |
183 void* m_pTiffContext; | |
184 FXCODEC_IMAGE_TYPE m_imagType; | |
185 uint32_t m_offSet; | |
186 uint8_t* m_pSrcBuf; | |
187 uint32_t m_SrcSize; | |
188 uint8_t* m_pDecodeBuf; | |
189 int m_ScanlineSize; | |
190 CFX_DIBitmap* m_pDeviceBitmap; | |
191 FX_BOOL m_bInterpol; | |
192 CFXCODEC_WeightTable m_WeightHorz; | |
193 CFXCODEC_VertTable m_WeightVert; | |
194 CFXCODEC_HorzTable m_WeightHorzOO; | |
195 int m_SrcWidth; | |
196 int m_SrcHeight; | |
197 int m_SrcComponents; | |
198 int m_SrcBPC; | |
199 FX_RECT m_clipBox; | |
200 int m_startX; | |
201 int m_startY; | |
202 int m_sizeX; | |
203 int m_sizeY; | |
204 int m_TransMethod; | |
205 FX_ARGB* m_pSrcPalette; | |
206 int m_SrcPaletteNumber; | |
207 int m_SrcRow; | |
208 FXCodec_Format m_SrcFormat; | |
209 int m_SrcPassNumber; | |
210 int m_FrameNumber; | |
211 int m_FrameCur; | |
212 int m_GifBgIndex; | |
213 uint8_t* m_pGifPalette; | |
214 int32_t m_GifPltNumber; | |
215 int m_GifTransIndex; | |
216 FX_RECT m_GifFrameRect; | |
217 FX_BOOL m_BmpIsTopBottom; | |
218 FXCODEC_STATUS m_status; | |
219 }; | 221 }; |
220 | 222 |
221 #endif // CORE_FXCODEC_CODEC_FX_CODEC_PROGRESS_H_ | 223 #endif // CORE_FXCODEC_CODEC_INCLUDE_CCODEC_PROGRESSIVEDECODER_H_ |
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