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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 #include "core/fxcodec/codec/codec_int.h" | 7 #include "core/fxcodec/codec/codec_int.h" |
8 #include "core/include/fxcodec/fx_codec.h" | 8 #include "core/include/fxcodec/fx_codec.h" |
9 #include "core/include/fxge/fx_dib.h" | 9 #include "core/include/fxge/fx_dib.h" |
10 | 10 |
11 extern "C" { | 11 extern "C" { |
12 #include "third_party/libtiff/tiffiop.h" | 12 #include "third_party/libtiff/tiffiop.h" |
13 } | 13 } |
14 | 14 |
15 void* IccLib_CreateTransform_sRGB(const unsigned char* pProfileData, | 15 void* IccLib_CreateTransform_sRGB(const unsigned char* pProfileData, |
16 unsigned int dwProfileSize, | 16 unsigned int dwProfileSize, |
17 int nComponents, | 17 int nComponents, |
18 int intent, | 18 int intent, |
19 FX_DWORD dwSrcFormat = Icc_FORMAT_DEFAULT); | 19 uint32_t dwSrcFormat = Icc_FORMAT_DEFAULT); |
20 void IccLib_TranslateImage(void* pTransform, | 20 void IccLib_TranslateImage(void* pTransform, |
21 unsigned char* pDest, | 21 unsigned char* pDest, |
22 const unsigned char* pSrc, | 22 const unsigned char* pSrc, |
23 int pixels); | 23 int pixels); |
24 void IccLib_DestroyTransform(void* pTransform); | 24 void IccLib_DestroyTransform(void* pTransform); |
25 class CCodec_TiffContext { | 25 class CCodec_TiffContext { |
26 public: | 26 public: |
27 CCodec_TiffContext(); | 27 CCodec_TiffContext(); |
28 ~CCodec_TiffContext(); | 28 ~CCodec_TiffContext(); |
29 | 29 |
30 FX_BOOL InitDecoder(IFX_FileRead* file_ptr); | 30 FX_BOOL InitDecoder(IFX_FileRead* file_ptr); |
31 void GetFrames(int32_t& frames); | 31 void GetFrames(int32_t& frames); |
32 FX_BOOL LoadFrameInfo(int32_t frame, | 32 FX_BOOL LoadFrameInfo(int32_t frame, |
33 FX_DWORD& width, | 33 uint32_t& width, |
34 FX_DWORD& height, | 34 uint32_t& height, |
35 FX_DWORD& comps, | 35 uint32_t& comps, |
36 FX_DWORD& bpc, | 36 uint32_t& bpc, |
37 CFX_DIBAttribute* pAttribute); | 37 CFX_DIBAttribute* pAttribute); |
38 FX_BOOL Decode(CFX_DIBitmap* pDIBitmap); | 38 FX_BOOL Decode(CFX_DIBitmap* pDIBitmap); |
39 | 39 |
40 union { | 40 union { |
41 IFX_FileRead* in; | 41 IFX_FileRead* in; |
42 IFX_FileStream* out; | 42 IFX_FileStream* out; |
43 } io; | 43 } io; |
44 | 44 |
45 FX_DWORD offset; | 45 uint32_t offset; |
46 | 46 |
47 TIFF* tif_ctx; | 47 TIFF* tif_ctx; |
48 void* icc_ctx; | 48 void* icc_ctx; |
49 int32_t frame_num; | 49 int32_t frame_num; |
50 int32_t frame_cur; | 50 int32_t frame_cur; |
51 FX_BOOL isDecoder; | 51 FX_BOOL isDecoder; |
52 | 52 |
53 private: | 53 private: |
54 FX_BOOL isSupport(CFX_DIBitmap* pDIBitmap); | 54 FX_BOOL isSupport(CFX_DIBitmap* pDIBitmap); |
55 void SetPalette(CFX_DIBitmap* pDIBitmap, uint16_t bps); | 55 void SetPalette(CFX_DIBitmap* pDIBitmap, uint16_t bps); |
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91 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; | 91 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; |
92 FX_BOOL ret = FALSE; | 92 FX_BOOL ret = FALSE; |
93 if (pTiffContext->isDecoder) { | 93 if (pTiffContext->isDecoder) { |
94 ret = pTiffContext->io.in->ReadBlock(buf, pTiffContext->offset, length); | 94 ret = pTiffContext->io.in->ReadBlock(buf, pTiffContext->offset, length); |
95 } else { | 95 } else { |
96 ret = pTiffContext->io.out->ReadBlock(buf, pTiffContext->offset, length); | 96 ret = pTiffContext->io.out->ReadBlock(buf, pTiffContext->offset, length); |
97 } | 97 } |
98 if (!ret) { | 98 if (!ret) { |
99 return 0; | 99 return 0; |
100 } | 100 } |
101 pTiffContext->offset += (FX_DWORD)length; | 101 pTiffContext->offset += (uint32_t)length; |
102 return length; | 102 return length; |
103 } | 103 } |
104 static tsize_t _tiff_write(thandle_t context, tdata_t buf, tsize_t length) { | 104 static tsize_t _tiff_write(thandle_t context, tdata_t buf, tsize_t length) { |
105 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; | 105 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; |
106 ASSERT(!pTiffContext->isDecoder); | 106 ASSERT(!pTiffContext->isDecoder); |
107 if (!pTiffContext->io.out->WriteBlock(buf, pTiffContext->offset, length)) { | 107 if (!pTiffContext->io.out->WriteBlock(buf, pTiffContext->offset, length)) { |
108 return 0; | 108 return 0; |
109 } | 109 } |
110 pTiffContext->offset += (FX_DWORD)length; | 110 pTiffContext->offset += (uint32_t)length; |
111 return length; | 111 return length; |
112 } | 112 } |
113 static toff_t _tiff_seek(thandle_t context, toff_t offset, int whence) { | 113 static toff_t _tiff_seek(thandle_t context, toff_t offset, int whence) { |
114 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; | 114 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; |
115 switch (whence) { | 115 switch (whence) { |
116 case 0: | 116 case 0: |
117 pTiffContext->offset = (FX_DWORD)offset; | 117 pTiffContext->offset = (uint32_t)offset; |
118 break; | 118 break; |
119 case 1: | 119 case 1: |
120 pTiffContext->offset += (FX_DWORD)offset; | 120 pTiffContext->offset += (uint32_t)offset; |
121 break; | 121 break; |
122 case 2: | 122 case 2: |
123 if (pTiffContext->isDecoder) { | 123 if (pTiffContext->isDecoder) { |
124 if (pTiffContext->io.in->GetSize() < (FX_FILESIZE)offset) { | 124 if (pTiffContext->io.in->GetSize() < (FX_FILESIZE)offset) { |
125 return static_cast<toff_t>(-1); | 125 return static_cast<toff_t>(-1); |
126 } | 126 } |
127 pTiffContext->offset = | 127 pTiffContext->offset = |
128 (FX_DWORD)(pTiffContext->io.in->GetSize() - offset); | 128 (uint32_t)(pTiffContext->io.in->GetSize() - offset); |
129 } else { | 129 } else { |
130 if (pTiffContext->io.out->GetSize() < (FX_FILESIZE)offset) { | 130 if (pTiffContext->io.out->GetSize() < (FX_FILESIZE)offset) { |
131 return static_cast<toff_t>(-1); | 131 return static_cast<toff_t>(-1); |
132 } | 132 } |
133 pTiffContext->offset = | 133 pTiffContext->offset = |
134 (FX_DWORD)(pTiffContext->io.out->GetSize() - offset); | 134 (uint32_t)(pTiffContext->io.out->GetSize() - offset); |
135 } | 135 } |
136 break; | 136 break; |
137 default: | 137 default: |
138 return static_cast<toff_t>(-1); | 138 return static_cast<toff_t>(-1); |
139 } | 139 } |
140 ASSERT(pTiffContext->isDecoder ? (pTiffContext->offset <= | 140 ASSERT(pTiffContext->isDecoder ? (pTiffContext->offset <= |
141 (FX_DWORD)pTiffContext->io.in->GetSize()) | 141 (uint32_t)pTiffContext->io.in->GetSize()) |
142 : TRUE); | 142 : TRUE); |
143 return pTiffContext->offset; | 143 return pTiffContext->offset; |
144 } | 144 } |
145 static int _tiff_close(thandle_t context) { | 145 static int _tiff_close(thandle_t context) { |
146 return 0; | 146 return 0; |
147 } | 147 } |
148 static toff_t _tiff_get_size(thandle_t context) { | 148 static toff_t _tiff_get_size(thandle_t context) { |
149 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; | 149 CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context; |
150 return pTiffContext->isDecoder ? (toff_t)pTiffContext->io.in->GetSize() | 150 return pTiffContext->isDecoder ? (toff_t)pTiffContext->io.in->GetSize() |
151 : (toff_t)pTiffContext->io.out->GetSize(); | 151 : (toff_t)pTiffContext->io.out->GetSize(); |
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227 if ((key)) { \ | 227 if ((key)) { \ |
228 T* ptr = (T*)(key); \ | 228 T* ptr = (T*)(key); \ |
229 *ptr = val; \ | 229 *ptr = val; \ |
230 pExif->m_TagVal.SetAt(tag, (key)); \ | 230 pExif->m_TagVal.SetAt(tag, (key)); \ |
231 } \ | 231 } \ |
232 } \ | 232 } \ |
233 } \ | 233 } \ |
234 (key) = NULL; | 234 (key) = NULL; |
235 #define TIFF_EXIF_GETSTRINGINFO(key, tag) \ | 235 #define TIFF_EXIF_GETSTRINGINFO(key, tag) \ |
236 { \ | 236 { \ |
237 FX_DWORD size = 0; \ | 237 uint32_t size = 0; \ |
238 uint8_t* buf = NULL; \ | 238 uint8_t* buf = NULL; \ |
239 TIFFGetField(tif_ctx, tag, &size, &buf); \ | 239 TIFFGetField(tif_ctx, tag, &size, &buf); \ |
240 if (size && buf) { \ | 240 if (size && buf) { \ |
241 (key) = FX_Alloc(uint8_t, size); \ | 241 (key) = FX_Alloc(uint8_t, size); \ |
242 if ((key)) { \ | 242 if ((key)) { \ |
243 FXSYS_memcpy((key), buf, size); \ | 243 FXSYS_memcpy((key), buf, size); \ |
244 pExif->m_TagVal.SetAt(tag, (key)); \ | 244 pExif->m_TagVal.SetAt(tag, (key)); \ |
245 } \ | 245 } \ |
246 } \ | 246 } \ |
247 } \ | 247 } \ |
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270 FX_STRSIZE size = FXSYS_strlen(buf); | 270 FX_STRSIZE size = FXSYS_strlen(buf); |
271 uint8_t* ptr = FX_Alloc(uint8_t, size + 1); | 271 uint8_t* ptr = FX_Alloc(uint8_t, size + 1); |
272 FXSYS_memcpy(ptr, buf, size); | 272 FXSYS_memcpy(ptr, buf, size); |
273 ptr[size] = 0; | 273 ptr[size] = 0; |
274 pAttr->m_Exif[tag] = ptr; | 274 pAttr->m_Exif[tag] = ptr; |
275 } | 275 } |
276 | 276 |
277 } // namespace | 277 } // namespace |
278 | 278 |
279 FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame, | 279 FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame, |
280 FX_DWORD& width, | 280 uint32_t& width, |
281 FX_DWORD& height, | 281 uint32_t& height, |
282 FX_DWORD& comps, | 282 uint32_t& comps, |
283 FX_DWORD& bpc, | 283 uint32_t& bpc, |
284 CFX_DIBAttribute* pAttribute) { | 284 CFX_DIBAttribute* pAttribute) { |
285 if (!TIFFSetDirectory(tif_ctx, (uint16)frame)) { | 285 if (!TIFFSetDirectory(tif_ctx, (uint16)frame)) { |
286 return FALSE; | 286 return FALSE; |
287 } | 287 } |
288 uint16_t tif_cs; | 288 uint16_t tif_cs; |
289 FX_DWORD tif_icc_size = 0; | 289 uint32_t tif_icc_size = 0; |
290 uint8_t* tif_icc_buf = NULL; | 290 uint8_t* tif_icc_buf = NULL; |
291 uint16_t tif_bpc = 0; | 291 uint16_t tif_bpc = 0; |
292 uint16_t tif_cps; | 292 uint16_t tif_cps; |
293 FX_DWORD tif_rps; | 293 uint32_t tif_rps; |
294 width = height = comps = 0; | 294 width = height = comps = 0; |
295 TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width); | 295 TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width); |
296 TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height); | 296 TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height); |
297 TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &comps); | 297 TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &comps); |
298 TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &tif_bpc); | 298 TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &tif_bpc); |
299 TIFFGetField(tif_ctx, TIFFTAG_PHOTOMETRIC, &tif_cs); | 299 TIFFGetField(tif_ctx, TIFFTAG_PHOTOMETRIC, &tif_cs); |
300 TIFFGetField(tif_ctx, TIFFTAG_COMPRESSION, &tif_cps); | 300 TIFFGetField(tif_ctx, TIFFTAG_COMPRESSION, &tif_cps); |
301 TIFFGetField(tif_ctx, TIFFTAG_ROWSPERSTRIP, &tif_rps); | 301 TIFFGetField(tif_ctx, TIFFTAG_ROWSPERSTRIP, &tif_rps); |
302 TIFFGetField(tif_ctx, TIFFTAG_ICCPROFILE, &tif_icc_size, &tif_icc_buf); | 302 TIFFGetField(tif_ctx, TIFFTAG_ICCPROFILE, &tif_icc_size, &tif_icc_buf); |
303 if (pAttribute) { | 303 if (pAttribute) { |
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372 TIFFGetField(tif_ctx, TIFFTAG_COLORMAP, &red_orig, &green_orig, &blue_orig); | 372 TIFFGetField(tif_ctx, TIFFTAG_COLORMAP, &red_orig, &green_orig, &blue_orig); |
373 for (int32_t i = (1L << bps) - 1; i >= 0; i--) { | 373 for (int32_t i = (1L << bps) - 1; i >= 0; i--) { |
374 #define CVT(x) ((uint16_t)((x) >> 8)) | 374 #define CVT(x) ((uint16_t)((x) >> 8)) |
375 red_orig[i] = CVT(red_orig[i]); | 375 red_orig[i] = CVT(red_orig[i]); |
376 green_orig[i] = CVT(green_orig[i]); | 376 green_orig[i] = CVT(green_orig[i]); |
377 blue_orig[i] = CVT(blue_orig[i]); | 377 blue_orig[i] = CVT(blue_orig[i]); |
378 #undef CVT | 378 #undef CVT |
379 } | 379 } |
380 int32_t len = 1 << bps; | 380 int32_t len = 1 << bps; |
381 for (int32_t index = 0; index < len; index++) { | 381 for (int32_t index = 0; index < len; index++) { |
382 FX_DWORD r = red_orig[index] & 0xFF; | 382 uint32_t r = red_orig[index] & 0xFF; |
383 FX_DWORD g = green_orig[index] & 0xFF; | 383 uint32_t g = green_orig[index] & 0xFF; |
384 FX_DWORD b = blue_orig[index] & 0xFF; | 384 uint32_t b = blue_orig[index] & 0xFF; |
385 FX_DWORD color = (uint32_t)b | ((uint32_t)g << 8) | ((uint32_t)r << 16) | | 385 uint32_t color = (uint32_t)b | ((uint32_t)g << 8) | ((uint32_t)r << 16) | |
386 (((uint32)0xffL) << 24); | 386 (((uint32)0xffL) << 24); |
387 pDIBitmap->SetPaletteEntry(index, color); | 387 pDIBitmap->SetPaletteEntry(index, color); |
388 } | 388 } |
389 } | 389 } |
390 FX_BOOL CCodec_TiffContext::Decode1bppRGB(CFX_DIBitmap* pDIBitmap, | 390 FX_BOOL CCodec_TiffContext::Decode1bppRGB(CFX_DIBitmap* pDIBitmap, |
391 int32_t height, | 391 int32_t height, |
392 int32_t width, | 392 int32_t width, |
393 uint16_t bps, | 393 uint16_t bps, |
394 uint16_t spp) { | 394 uint16_t spp) { |
395 if (pDIBitmap->GetBPP() != 1 || spp != 1 || bps != 1 || | 395 if (pDIBitmap->GetBPP() != 1 || spp != 1 || bps != 1 || |
396 !isSupport(pDIBitmap)) { | 396 !isSupport(pDIBitmap)) { |
397 return FALSE; | 397 return FALSE; |
398 } | 398 } |
399 SetPalette(pDIBitmap, bps); | 399 SetPalette(pDIBitmap, bps); |
400 int32_t size = (int32_t)TIFFScanlineSize(tif_ctx); | 400 int32_t size = (int32_t)TIFFScanlineSize(tif_ctx); |
401 uint8_t* buf = (uint8_t*)_TIFFmalloc(size); | 401 uint8_t* buf = (uint8_t*)_TIFFmalloc(size); |
402 if (buf == NULL) { | 402 if (buf == NULL) { |
403 TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer"); | 403 TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer"); |
404 return FALSE; | 404 return FALSE; |
405 } | 405 } |
406 uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer(); | 406 uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer(); |
407 FX_DWORD pitch = pDIBitmap->GetPitch(); | 407 uint32_t pitch = pDIBitmap->GetPitch(); |
408 for (int32_t row = 0; row < height; row++) { | 408 for (int32_t row = 0; row < height; row++) { |
409 TIFFReadScanline(tif_ctx, buf, row, 0); | 409 TIFFReadScanline(tif_ctx, buf, row, 0); |
410 for (int32_t j = 0; j < size; j++) { | 410 for (int32_t j = 0; j < size; j++) { |
411 bitMapbuffer[row * pitch + j] = buf[j]; | 411 bitMapbuffer[row * pitch + j] = buf[j]; |
412 } | 412 } |
413 } | 413 } |
414 _TIFFfree(buf); | 414 _TIFFfree(buf); |
415 return TRUE; | 415 return TRUE; |
416 } | 416 } |
417 FX_BOOL CCodec_TiffContext::Decode8bppRGB(CFX_DIBitmap* pDIBitmap, | 417 FX_BOOL CCodec_TiffContext::Decode8bppRGB(CFX_DIBitmap* pDIBitmap, |
418 int32_t height, | 418 int32_t height, |
419 int32_t width, | 419 int32_t width, |
420 uint16_t bps, | 420 uint16_t bps, |
421 uint16_t spp) { | 421 uint16_t spp) { |
422 if (pDIBitmap->GetBPP() != 8 || spp != 1 || (bps != 4 && bps != 8) || | 422 if (pDIBitmap->GetBPP() != 8 || spp != 1 || (bps != 4 && bps != 8) || |
423 !isSupport(pDIBitmap)) { | 423 !isSupport(pDIBitmap)) { |
424 return FALSE; | 424 return FALSE; |
425 } | 425 } |
426 SetPalette(pDIBitmap, bps); | 426 SetPalette(pDIBitmap, bps); |
427 int32_t size = (int32_t)TIFFScanlineSize(tif_ctx); | 427 int32_t size = (int32_t)TIFFScanlineSize(tif_ctx); |
428 uint8_t* buf = (uint8_t*)_TIFFmalloc(size); | 428 uint8_t* buf = (uint8_t*)_TIFFmalloc(size); |
429 if (buf == NULL) { | 429 if (buf == NULL) { |
430 TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer"); | 430 TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer"); |
431 return FALSE; | 431 return FALSE; |
432 } | 432 } |
433 uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer(); | 433 uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer(); |
434 FX_DWORD pitch = pDIBitmap->GetPitch(); | 434 uint32_t pitch = pDIBitmap->GetPitch(); |
435 for (int32_t row = 0; row < height; row++) { | 435 for (int32_t row = 0; row < height; row++) { |
436 TIFFReadScanline(tif_ctx, buf, row, 0); | 436 TIFFReadScanline(tif_ctx, buf, row, 0); |
437 for (int32_t j = 0; j < size; j++) { | 437 for (int32_t j = 0; j < size; j++) { |
438 switch (bps) { | 438 switch (bps) { |
439 case 4: | 439 case 4: |
440 bitMapbuffer[row * pitch + 2 * j + 0] = (buf[j] & 0xF0) >> 4; | 440 bitMapbuffer[row * pitch + 2 * j + 0] = (buf[j] & 0xF0) >> 4; |
441 bitMapbuffer[row * pitch + 2 * j + 1] = (buf[j] & 0x0F) >> 0; | 441 bitMapbuffer[row * pitch + 2 * j + 1] = (buf[j] & 0x0F) >> 0; |
442 break; | 442 break; |
443 case 8: | 443 case 8: |
444 bitMapbuffer[row * pitch + j] = buf[j]; | 444 bitMapbuffer[row * pitch + j] = buf[j]; |
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457 if (pDIBitmap->GetBPP() != 24 || !isSupport(pDIBitmap)) { | 457 if (pDIBitmap->GetBPP() != 24 || !isSupport(pDIBitmap)) { |
458 return FALSE; | 458 return FALSE; |
459 } | 459 } |
460 int32_t size = (int32_t)TIFFScanlineSize(tif_ctx); | 460 int32_t size = (int32_t)TIFFScanlineSize(tif_ctx); |
461 uint8_t* buf = (uint8_t*)_TIFFmalloc(size); | 461 uint8_t* buf = (uint8_t*)_TIFFmalloc(size); |
462 if (buf == NULL) { | 462 if (buf == NULL) { |
463 TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer"); | 463 TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer"); |
464 return FALSE; | 464 return FALSE; |
465 } | 465 } |
466 uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer(); | 466 uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer(); |
467 FX_DWORD pitch = pDIBitmap->GetPitch(); | 467 uint32_t pitch = pDIBitmap->GetPitch(); |
468 for (int32_t row = 0; row < height; row++) { | 468 for (int32_t row = 0; row < height; row++) { |
469 TIFFReadScanline(tif_ctx, buf, row, 0); | 469 TIFFReadScanline(tif_ctx, buf, row, 0); |
470 for (int32_t j = 0; j < size - 2; j += 3) { | 470 for (int32_t j = 0; j < size - 2; j += 3) { |
471 bitMapbuffer[row * pitch + j + 0] = buf[j + 2]; | 471 bitMapbuffer[row * pitch + j + 0] = buf[j + 2]; |
472 bitMapbuffer[row * pitch + j + 1] = buf[j + 1]; | 472 bitMapbuffer[row * pitch + j + 1] = buf[j + 1]; |
473 bitMapbuffer[row * pitch + j + 2] = buf[j + 0]; | 473 bitMapbuffer[row * pitch + j + 2] = buf[j + 0]; |
474 } | 474 } |
475 } | 475 } |
476 _TIFFfree(buf); | 476 _TIFFfree(buf); |
477 return TRUE; | 477 return TRUE; |
478 } | 478 } |
479 FX_BOOL CCodec_TiffContext::Decode(CFX_DIBitmap* pDIBitmap) { | 479 FX_BOOL CCodec_TiffContext::Decode(CFX_DIBitmap* pDIBitmap) { |
480 FX_DWORD img_wid = pDIBitmap->GetWidth(); | 480 uint32_t img_wid = pDIBitmap->GetWidth(); |
481 FX_DWORD img_hei = pDIBitmap->GetHeight(); | 481 uint32_t img_hei = pDIBitmap->GetHeight(); |
482 FX_DWORD width = 0; | 482 uint32_t width = 0; |
483 FX_DWORD height = 0; | 483 uint32_t height = 0; |
484 TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width); | 484 TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width); |
485 TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height); | 485 TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height); |
486 if (img_wid != width || img_hei != height) { | 486 if (img_wid != width || img_hei != height) { |
487 return FALSE; | 487 return FALSE; |
488 } | 488 } |
489 if (pDIBitmap->GetBPP() == 32) { | 489 if (pDIBitmap->GetBPP() == 32) { |
490 uint16_t rotation = ORIENTATION_TOPLEFT; | 490 uint16_t rotation = ORIENTATION_TOPLEFT; |
491 TIFFGetField(tif_ctx, TIFFTAG_ORIENTATION, &rotation); | 491 TIFFGetField(tif_ctx, TIFFTAG_ORIENTATION, &rotation); |
492 if (TIFFReadRGBAImageOriented(tif_ctx, img_wid, img_hei, | 492 if (TIFFReadRGBAImageOriented(tif_ctx, img_wid, img_hei, |
493 (uint32*)pDIBitmap->GetBuffer(), rotation, | 493 (uint32*)pDIBitmap->GetBuffer(), rotation, |
494 1)) { | 494 1)) { |
495 for (FX_DWORD row = 0; row < img_hei; row++) { | 495 for (uint32_t row = 0; row < img_hei; row++) { |
496 uint8_t* row_buf = (uint8_t*)pDIBitmap->GetScanline(row); | 496 uint8_t* row_buf = (uint8_t*)pDIBitmap->GetScanline(row); |
497 _TiffBGRA2RGBA(row_buf, img_wid, 4); | 497 _TiffBGRA2RGBA(row_buf, img_wid, 4); |
498 } | 498 } |
499 return TRUE; | 499 return TRUE; |
500 } | 500 } |
501 } | 501 } |
502 uint16_t spp, bps; | 502 uint16_t spp, bps; |
503 TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &spp); | 503 TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &spp); |
504 TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &bps); | 504 TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &bps); |
505 FX_DWORD bpp = bps * spp; | 505 uint32_t bpp = bps * spp; |
506 if (bpp == 1) { | 506 if (bpp == 1) { |
507 return Decode1bppRGB(pDIBitmap, height, width, bps, spp); | 507 return Decode1bppRGB(pDIBitmap, height, width, bps, spp); |
508 } else if (bpp <= 8) { | 508 } else if (bpp <= 8) { |
509 return Decode8bppRGB(pDIBitmap, height, width, bps, spp); | 509 return Decode8bppRGB(pDIBitmap, height, width, bps, spp); |
510 } else if (bpp <= 24) { | 510 } else if (bpp <= 24) { |
511 return Decode24bppRGB(pDIBitmap, height, width, bps, spp); | 511 return Decode24bppRGB(pDIBitmap, height, width, bps, spp); |
512 } | 512 } |
513 return FALSE; | 513 return FALSE; |
514 } | 514 } |
515 void* CCodec_TiffModule::CreateDecoder(IFX_FileRead* file_ptr) { | 515 void* CCodec_TiffModule::CreateDecoder(IFX_FileRead* file_ptr) { |
516 CCodec_TiffContext* pDecoder = new CCodec_TiffContext; | 516 CCodec_TiffContext* pDecoder = new CCodec_TiffContext; |
517 if (!pDecoder->InitDecoder(file_ptr)) { | 517 if (!pDecoder->InitDecoder(file_ptr)) { |
518 delete pDecoder; | 518 delete pDecoder; |
519 return NULL; | 519 return NULL; |
520 } | 520 } |
521 return pDecoder; | 521 return pDecoder; |
522 } | 522 } |
523 void CCodec_TiffModule::GetFrames(void* ctx, int32_t& frames) { | 523 void CCodec_TiffModule::GetFrames(void* ctx, int32_t& frames) { |
524 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; | 524 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; |
525 pDecoder->GetFrames(frames); | 525 pDecoder->GetFrames(frames); |
526 } | 526 } |
527 FX_BOOL CCodec_TiffModule::LoadFrameInfo(void* ctx, | 527 FX_BOOL CCodec_TiffModule::LoadFrameInfo(void* ctx, |
528 int32_t frame, | 528 int32_t frame, |
529 FX_DWORD& width, | 529 uint32_t& width, |
530 FX_DWORD& height, | 530 uint32_t& height, |
531 FX_DWORD& comps, | 531 uint32_t& comps, |
532 FX_DWORD& bpc, | 532 uint32_t& bpc, |
533 CFX_DIBAttribute* pAttribute) { | 533 CFX_DIBAttribute* pAttribute) { |
534 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; | 534 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; |
535 return pDecoder->LoadFrameInfo(frame, width, height, comps, bpc, pAttribute); | 535 return pDecoder->LoadFrameInfo(frame, width, height, comps, bpc, pAttribute); |
536 } | 536 } |
537 FX_BOOL CCodec_TiffModule::Decode(void* ctx, class CFX_DIBitmap* pDIBitmap) { | 537 FX_BOOL CCodec_TiffModule::Decode(void* ctx, class CFX_DIBitmap* pDIBitmap) { |
538 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; | 538 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; |
539 return pDecoder->Decode(pDIBitmap); | 539 return pDecoder->Decode(pDIBitmap); |
540 } | 540 } |
541 void CCodec_TiffModule::DestroyDecoder(void* ctx) { | 541 void CCodec_TiffModule::DestroyDecoder(void* ctx) { |
542 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; | 542 CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx; |
543 delete pDecoder; | 543 delete pDecoder; |
544 } | 544 } |
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