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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_SRC_FXCODEC_CODEC_CODEC_INT_H_ | 7 #ifndef CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ |
8 #define CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ | 8 #define CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ |
9 | 9 |
10 #include <limits.h> | 10 #include <limits.h> |
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261 }; | 261 }; |
262 class CCodec_TiffModule : public ICodec_TiffModule | 262 class CCodec_TiffModule : public ICodec_TiffModule |
263 { | 263 { |
264 public: | 264 public: |
265 virtual FX_LPVOID CreateDecoder(IFX_FileRead* file_ptr); | 265 virtual FX_LPVOID CreateDecoder(IFX_FileRead* file_ptr); |
266 virtual void GetFrames(FX_LPVOID ctx, FX_INT32& frames); | 266 virtual void GetFrames(FX_LPVOID ctx, FX_INT32& frames); |
267 virtual FX_BOOL LoadFrameInfo(FX_LPVOID ctx, FX_INT32 frame, FX_
DWORD& width, FX_DWORD& height, FX_DWORD& comps, FX_DWORD& bpc, CFX_DIBAttribute
* pAttribute = NULL); | 267 virtual FX_BOOL LoadFrameInfo(FX_LPVOID ctx, FX_INT32 frame, FX_
DWORD& width, FX_DWORD& height, FX_DWORD& comps, FX_DWORD& bpc, CFX_DIBAttribute
* pAttribute = NULL); |
268 virtual FX_BOOL Decode(FX_LPVOID ctx, class CFX_DIBitmap* pDIBit
map); | 268 virtual FX_BOOL Decode(FX_LPVOID ctx, class CFX_DIBitmap* pDIBit
map); |
269 virtual void DestroyDecoder(FX_LPVOID ctx); | 269 virtual void DestroyDecoder(FX_LPVOID ctx); |
270 }; | 270 }; |
271 class CPDF_Jbig2Interface : public CFX_Object, public CJBig2_Module | 271 class CPDF_Jbig2Interface : public CJBig2_Module |
272 { | 272 { |
273 public: | 273 public: |
274 virtual void *JBig2_Malloc(FX_DWORD dwSize) | 274 virtual void *JBig2_Malloc(FX_DWORD dwSize) |
275 { | 275 { |
276 return FX_Alloc(FX_BYTE, dwSize); | 276 return FX_Alloc(FX_BYTE, dwSize); |
277 } | 277 } |
278 virtual void *JBig2_Malloc2(FX_DWORD num, FX_DWORD dwSize) | 278 virtual void *JBig2_Malloc2(FX_DWORD num, FX_DWORD dwSize) |
279 { | 279 { |
280 if (dwSize && num >= UINT_MAX / dwSize) { | 280 if (dwSize && num >= UINT_MAX / dwSize) { |
281 return NULL; | 281 return NULL; |
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295 } | 295 } |
296 virtual void *JBig2_Realloc(FX_LPVOID pMem, FX_DWORD dwSize) | 296 virtual void *JBig2_Realloc(FX_LPVOID pMem, FX_DWORD dwSize) |
297 { | 297 { |
298 return FX_Realloc(FX_BYTE, pMem, dwSize); | 298 return FX_Realloc(FX_BYTE, pMem, dwSize); |
299 } | 299 } |
300 virtual void JBig2_Free(FX_LPVOID pMem) | 300 virtual void JBig2_Free(FX_LPVOID pMem) |
301 { | 301 { |
302 FX_Free(pMem); | 302 FX_Free(pMem); |
303 } | 303 } |
304 }; | 304 }; |
305 class CCodec_Jbig2Context : public CFX_Object | 305 class CCodec_Jbig2Context |
306 { | 306 { |
307 public: | 307 public: |
308 CCodec_Jbig2Context(); | 308 CCodec_Jbig2Context(); |
309 ~CCodec_Jbig2Context() {}; | 309 ~CCodec_Jbig2Context() {}; |
310 IFX_FileRead* m_file_ptr; | 310 IFX_FileRead* m_file_ptr; |
311 FX_DWORD m_width; | 311 FX_DWORD m_width; |
312 FX_DWORD m_height; | 312 FX_DWORD m_height; |
313 FX_LPBYTE m_src_buf; | 313 FX_LPBYTE m_src_buf; |
314 FX_DWORD m_src_size; | 314 FX_DWORD m_src_size; |
315 FX_LPCBYTE m_global_data; | 315 FX_LPCBYTE m_global_data; |
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377 OPJ_SIZE_T offset; | 377 OPJ_SIZE_T offset; |
378 }; | 378 }; |
379 | 379 |
380 /* Wrappers for C-style callbacks. */ | 380 /* Wrappers for C-style callbacks. */ |
381 OPJ_SIZE_T opj_read_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); | 381 OPJ_SIZE_T opj_read_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); |
382 OPJ_SIZE_T opj_write_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); | 382 OPJ_SIZE_T opj_write_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); |
383 OPJ_OFF_T opj_skip_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); | 383 OPJ_OFF_T opj_skip_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); |
384 OPJ_BOOL opj_seek_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); | 384 OPJ_BOOL opj_seek_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); |
385 | 385 |
386 #endif // CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ | 386 #endif // CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ |
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