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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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198 class CCodec_JpxModule : public ICodec_JpxModule | 198 class CCodec_JpxModule : public ICodec_JpxModule |
199 { | 199 { |
200 public: | 200 public: |
201 CCodec_JpxModule(); | 201 CCodec_JpxModule(); |
202 void* CreateDecoder(FX_LPCBYTE src_buf, FX_DWORD src_size, FX_
BOOL useColorSpace = FALSE); | 202 void* CreateDecoder(FX_LPCBYTE src_buf, FX_DWORD src_size, FX_
BOOL useColorSpace = FALSE); |
203 void GetImageInfo(FX_LPVOID ctx, FX_DWORD& width, FX_DWORD& h
eight, | 203 void GetImageInfo(FX_LPVOID ctx, FX_DWORD& width, FX_DWORD& h
eight, |
204 FX_DWORD& codestream_nComps, FX_DWORD& output_nComp
s); | 204 FX_DWORD& codestream_nComps, FX_DWORD& output_nComp
s); |
205 FX_BOOL Decode(void* ctx, FX_LPBYTE dest_data, int pitch, FX_BOO
L bTranslateColor, FX_LPBYTE offsets); | 205 FX_BOOL Decode(void* ctx, FX_LPBYTE dest_data, int pitch, FX_BOO
L bTranslateColor, FX_LPBYTE offsets); |
206 void DestroyDecoder(void* ctx); | 206 void DestroyDecoder(void* ctx); |
207 }; | 207 }; |
208 class CPDF_Jbig2Interface : public CFX_Object, public CJBig2_Module | 208 class CPDF_Jbig2Interface : public CJBig2_Module |
209 { | 209 { |
210 public: | 210 public: |
211 virtual void *JBig2_Malloc(FX_DWORD dwSize) | 211 virtual void *JBig2_Malloc(FX_DWORD dwSize) |
212 { | 212 { |
213 return FX_Alloc(FX_BYTE, dwSize); | 213 return FX_Alloc(FX_BYTE, dwSize); |
214 } | 214 } |
215 virtual void *JBig2_Malloc2(FX_DWORD num, FX_DWORD dwSize) | 215 virtual void *JBig2_Malloc2(FX_DWORD num, FX_DWORD dwSize) |
216 { | 216 { |
217 if (dwSize && num >= UINT_MAX / dwSize) { | 217 if (dwSize && num >= UINT_MAX / dwSize) { |
218 return NULL; | 218 return NULL; |
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232 } | 232 } |
233 virtual void *JBig2_Realloc(FX_LPVOID pMem, FX_DWORD dwSize) | 233 virtual void *JBig2_Realloc(FX_LPVOID pMem, FX_DWORD dwSize) |
234 { | 234 { |
235 return FX_Realloc(FX_BYTE, pMem, dwSize); | 235 return FX_Realloc(FX_BYTE, pMem, dwSize); |
236 } | 236 } |
237 virtual void JBig2_Free(FX_LPVOID pMem) | 237 virtual void JBig2_Free(FX_LPVOID pMem) |
238 { | 238 { |
239 FX_Free(pMem); | 239 FX_Free(pMem); |
240 } | 240 } |
241 }; | 241 }; |
242 class CCodec_Jbig2Context : public CFX_Object | 242 class CCodec_Jbig2Context |
243 { | 243 { |
244 public: | 244 public: |
245 CCodec_Jbig2Context(); | 245 CCodec_Jbig2Context(); |
246 ~CCodec_Jbig2Context() {}; | 246 ~CCodec_Jbig2Context() {}; |
247 IFX_FileRead* m_file_ptr; | 247 IFX_FileRead* m_file_ptr; |
248 FX_DWORD m_width; | 248 FX_DWORD m_width; |
249 FX_DWORD m_height; | 249 FX_DWORD m_height; |
250 FX_LPBYTE m_src_buf; | 250 FX_LPBYTE m_src_buf; |
251 FX_DWORD m_src_size; | 251 FX_DWORD m_src_size; |
252 FX_LPCBYTE m_global_data; | 252 FX_LPCBYTE m_global_data; |
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290 OPJ_SIZE_T offset; | 290 OPJ_SIZE_T offset; |
291 }; | 291 }; |
292 | 292 |
293 /* Wrappers for C-style callbacks. */ | 293 /* Wrappers for C-style callbacks. */ |
294 OPJ_SIZE_T opj_read_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); | 294 OPJ_SIZE_T opj_read_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); |
295 OPJ_SIZE_T opj_write_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); | 295 OPJ_SIZE_T opj_write_from_memory (void* p_buffer, OPJ_SIZE_T nb_bytes, void* p_u
ser_data); |
296 OPJ_OFF_T opj_skip_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); | 296 OPJ_OFF_T opj_skip_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); |
297 OPJ_BOOL opj_seek_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); | 297 OPJ_BOOL opj_seek_from_memory (OPJ_OFF_T nb_bytes, void* p_user_data); |
298 | 298 |
299 #endif // CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ | 299 #endif // CORE_SRC_FXCODEC_CODEC_CODEC_INT_H_ |
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