diff options
Diffstat (limited to 'core/src/fxcodec/codec/fx_codec_tiff.cpp')
| -rw-r--r-- | core/src/fxcodec/codec/fx_codec_tiff.cpp | 1000 |
1 files changed, 521 insertions, 479 deletions
diff --git a/core/src/fxcodec/codec/fx_codec_tiff.cpp b/core/src/fxcodec/codec/fx_codec_tiff.cpp index 13909476d1..b93ddacc3c 100644 --- a/core/src/fxcodec/codec/fx_codec_tiff.cpp +++ b/core/src/fxcodec/codec/fx_codec_tiff.cpp @@ -10,512 +10,554 @@ extern "C" {
#include "../fx_tiff/include/fx_tiffiop.h"
}
-void* IccLib_CreateTransform_sRGB(const unsigned char* pProfileData, unsigned int dwProfileSize, int nComponents, int intent, FX_DWORD dwSrcFormat = Icc_FORMAT_DEFAULT);
-void IccLib_TranslateImage(void* pTransform, unsigned char* pDest, const unsigned char* pSrc, int pixels);
+void* IccLib_CreateTransform_sRGB(const unsigned char* pProfileData,
+ unsigned int dwProfileSize,
+ int nComponents,
+ int intent,
+ FX_DWORD dwSrcFormat = Icc_FORMAT_DEFAULT);
+void IccLib_TranslateImage(void* pTransform,
+ unsigned char* pDest,
+ const unsigned char* pSrc,
+ int pixels);
void IccLib_DestroyTransform(void* pTransform);
-class CCodec_TiffContext
-{
-public:
- CCodec_TiffContext();
- ~CCodec_TiffContext();
+class CCodec_TiffContext {
+ public:
+ CCodec_TiffContext();
+ ~CCodec_TiffContext();
- FX_BOOL InitDecoder(IFX_FileRead* file_ptr);
- void GetFrames(int32_t& frames);
- FX_BOOL LoadFrameInfo(int32_t frame, FX_DWORD& width, FX_DWORD& height, FX_DWORD& comps, FX_DWORD& bpc, CFX_DIBAttribute* pAttribute);
- FX_BOOL Decode(CFX_DIBitmap* pDIBitmap);
+ FX_BOOL InitDecoder(IFX_FileRead* file_ptr);
+ void GetFrames(int32_t& frames);
+ FX_BOOL LoadFrameInfo(int32_t frame,
+ FX_DWORD& width,
+ FX_DWORD& height,
+ FX_DWORD& comps,
+ FX_DWORD& bpc,
+ CFX_DIBAttribute* pAttribute);
+ FX_BOOL Decode(CFX_DIBitmap* pDIBitmap);
- union {
- IFX_FileRead* in;
- IFX_FileStream* out;
- } io;
+ union {
+ IFX_FileRead* in;
+ IFX_FileStream* out;
+ } io;
- FX_DWORD offset;
+ FX_DWORD offset;
- TIFF* tif_ctx;
- void* icc_ctx;
- int32_t frame_num;
- int32_t frame_cur;
- FX_BOOL isDecoder;
-private:
- FX_BOOL isSupport(CFX_DIBitmap* pDIBitmap);
- void SetPalette(CFX_DIBitmap* pDIBitmap, uint16_t bps);
- FX_BOOL Decode1bppRGB(CFX_DIBitmap* pDIBitmap, int32_t height, int32_t width, uint16_t bps, uint16_t spp);
- FX_BOOL Decode8bppRGB(CFX_DIBitmap* pDIBitmap, int32_t height, int32_t width, uint16_t bps, uint16_t spp);
- FX_BOOL Decode24bppRGB(CFX_DIBitmap* pDIBitmap, int32_t height, int32_t width, uint16_t bps, uint16_t spp);
+ TIFF* tif_ctx;
+ void* icc_ctx;
+ int32_t frame_num;
+ int32_t frame_cur;
+ FX_BOOL isDecoder;
+
+ private:
+ FX_BOOL isSupport(CFX_DIBitmap* pDIBitmap);
+ void SetPalette(CFX_DIBitmap* pDIBitmap, uint16_t bps);
+ FX_BOOL Decode1bppRGB(CFX_DIBitmap* pDIBitmap,
+ int32_t height,
+ int32_t width,
+ uint16_t bps,
+ uint16_t spp);
+ FX_BOOL Decode8bppRGB(CFX_DIBitmap* pDIBitmap,
+ int32_t height,
+ int32_t width,
+ uint16_t bps,
+ uint16_t spp);
+ FX_BOOL Decode24bppRGB(CFX_DIBitmap* pDIBitmap,
+ int32_t height,
+ int32_t width,
+ uint16_t bps,
+ uint16_t spp);
};
-CCodec_TiffContext::CCodec_TiffContext()
-{
- offset = 0;
- frame_num = 0;
- frame_cur = 0;
- io.in = NULL;
- tif_ctx = NULL;
+CCodec_TiffContext::CCodec_TiffContext() {
+ offset = 0;
+ frame_num = 0;
+ frame_cur = 0;
+ io.in = NULL;
+ tif_ctx = NULL;
+ icc_ctx = NULL;
+ isDecoder = TRUE;
+}
+CCodec_TiffContext::~CCodec_TiffContext() {
+ if (icc_ctx) {
+ IccLib_DestroyTransform(icc_ctx);
icc_ctx = NULL;
- isDecoder = TRUE;
-}
-CCodec_TiffContext::~CCodec_TiffContext()
-{
- if(icc_ctx) {
- IccLib_DestroyTransform(icc_ctx);
- icc_ctx = NULL;
- }
- if(tif_ctx) {
- TIFFClose(tif_ctx);
- }
-}
-static tsize_t _tiff_read(thandle_t context, tdata_t buf, tsize_t length)
-{
- CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
- FX_BOOL ret = FALSE;
- if(pTiffContext->isDecoder) {
- ret = pTiffContext->io.in->ReadBlock(buf, pTiffContext->offset, length);
- } else {
- ret = pTiffContext->io.out->ReadBlock(buf, pTiffContext->offset, length);
- }
- if(!ret) {
- return 0;
- }
- pTiffContext->offset += (FX_DWORD)length;
- return length;
-}
-static tsize_t _tiff_write(thandle_t context, tdata_t buf, tsize_t length)
-{
- CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
- ASSERT(!pTiffContext->isDecoder);
- if(!pTiffContext->io.out->WriteBlock(buf, pTiffContext->offset, length)) {
- return 0;
- }
- pTiffContext->offset += (FX_DWORD)length;
- return length;
-}
-static toff_t _tiff_seek(thandle_t context, toff_t offset, int whence)
-{
- CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
- switch(whence) {
- case 0:
- pTiffContext->offset = (FX_DWORD)offset;
- break;
- case 1:
- pTiffContext->offset += (FX_DWORD)offset;
- break;
- case 2:
- if(pTiffContext->isDecoder) {
- if(pTiffContext->io.in->GetSize() < (FX_FILESIZE)offset) {
- return -1;
- }
- pTiffContext->offset = (FX_DWORD)(pTiffContext->io.in->GetSize() - offset);
- } else {
- if(pTiffContext->io.out->GetSize() < (FX_FILESIZE)offset) {
- return -1;
- }
- pTiffContext->offset = (FX_DWORD)(pTiffContext->io.out->GetSize() - offset);
- }
- break;
- default:
- return -1;
- }
- ASSERT(pTiffContext->isDecoder ?
- (pTiffContext->offset <= (FX_DWORD)pTiffContext->io.in->GetSize()) :
- TRUE);
- return pTiffContext->offset;
-}
-static int _tiff_close(thandle_t context)
-{
+ }
+ if (tif_ctx) {
+ TIFFClose(tif_ctx);
+ }
+}
+static tsize_t _tiff_read(thandle_t context, tdata_t buf, tsize_t length) {
+ CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
+ FX_BOOL ret = FALSE;
+ if (pTiffContext->isDecoder) {
+ ret = pTiffContext->io.in->ReadBlock(buf, pTiffContext->offset, length);
+ } else {
+ ret = pTiffContext->io.out->ReadBlock(buf, pTiffContext->offset, length);
+ }
+ if (!ret) {
return 0;
-}
-static toff_t _tiff_get_size(thandle_t context)
-{
- CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
- return pTiffContext->isDecoder ?
- (toff_t)pTiffContext->io.in->GetSize() :
- (toff_t)pTiffContext->io.out->GetSize();
-}
-static int _tiff_map(thandle_t context, tdata_t*, toff_t*)
-{
+ }
+ pTiffContext->offset += (FX_DWORD)length;
+ return length;
+}
+static tsize_t _tiff_write(thandle_t context, tdata_t buf, tsize_t length) {
+ CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
+ ASSERT(!pTiffContext->isDecoder);
+ if (!pTiffContext->io.out->WriteBlock(buf, pTiffContext->offset, length)) {
return 0;
+ }
+ pTiffContext->offset += (FX_DWORD)length;
+ return length;
+}
+static toff_t _tiff_seek(thandle_t context, toff_t offset, int whence) {
+ CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
+ switch (whence) {
+ case 0:
+ pTiffContext->offset = (FX_DWORD)offset;
+ break;
+ case 1:
+ pTiffContext->offset += (FX_DWORD)offset;
+ break;
+ case 2:
+ if (pTiffContext->isDecoder) {
+ if (pTiffContext->io.in->GetSize() < (FX_FILESIZE)offset) {
+ return -1;
+ }
+ pTiffContext->offset =
+ (FX_DWORD)(pTiffContext->io.in->GetSize() - offset);
+ } else {
+ if (pTiffContext->io.out->GetSize() < (FX_FILESIZE)offset) {
+ return -1;
+ }
+ pTiffContext->offset =
+ (FX_DWORD)(pTiffContext->io.out->GetSize() - offset);
+ }
+ break;
+ default:
+ return -1;
+ }
+ ASSERT(pTiffContext->isDecoder ? (pTiffContext->offset <=
+ (FX_DWORD)pTiffContext->io.in->GetSize())
+ : TRUE);
+ return pTiffContext->offset;
+}
+static int _tiff_close(thandle_t context) {
+ return 0;
+}
+static toff_t _tiff_get_size(thandle_t context) {
+ CCodec_TiffContext* pTiffContext = (CCodec_TiffContext*)context;
+ return pTiffContext->isDecoder ? (toff_t)pTiffContext->io.in->GetSize()
+ : (toff_t)pTiffContext->io.out->GetSize();
+}
+static int _tiff_map(thandle_t context, tdata_t*, toff_t*) {
+ return 0;
}
static void _tiff_unmap(thandle_t context, tdata_t, toff_t) {}
-TIFF* _tiff_open(void* context, const char* mode)
-{
- TIFF* tif = TIFFClientOpen("Tiff Image", mode,
- (thandle_t)context,
- _tiff_read, _tiff_write, _tiff_seek, _tiff_close,
- _tiff_get_size, _tiff_map, _tiff_unmap);
- if(tif) {
- tif->tif_fd = (int)(intptr_t)context;
- }
- return tif;
+TIFF* _tiff_open(void* context, const char* mode) {
+ TIFF* tif = TIFFClientOpen("Tiff Image", mode, (thandle_t)context, _tiff_read,
+ _tiff_write, _tiff_seek, _tiff_close,
+ _tiff_get_size, _tiff_map, _tiff_unmap);
+ if (tif) {
+ tif->tif_fd = (int)(intptr_t)context;
+ }
+ return tif;
}
-void* _TIFFmalloc(tmsize_t size)
-{
- return FXMEM_DefaultAlloc(size, 0);
+void* _TIFFmalloc(tmsize_t size) {
+ return FXMEM_DefaultAlloc(size, 0);
}
-void _TIFFfree(void* ptr)
-{
- FXMEM_DefaultFree(ptr, 0);
+void _TIFFfree(void* ptr) {
+ FXMEM_DefaultFree(ptr, 0);
}
-void* _TIFFrealloc(void* ptr, tmsize_t size)
-{
- return FXMEM_DefaultRealloc(ptr, size, 0);
+void* _TIFFrealloc(void* ptr, tmsize_t size) {
+ return FXMEM_DefaultRealloc(ptr, size, 0);
}
-void _TIFFmemset(void* ptr, int val, tmsize_t size)
-{
- FXSYS_memset(ptr, val, (size_t)size);
+void _TIFFmemset(void* ptr, int val, tmsize_t size) {
+ FXSYS_memset(ptr, val, (size_t)size);
}
-void _TIFFmemcpy(void* des, const void* src, tmsize_t size)
-{
- FXSYS_memcpy(des, src, (size_t)size);
+void _TIFFmemcpy(void* des, const void* src, tmsize_t size) {
+ FXSYS_memcpy(des, src, (size_t)size);
}
-int _TIFFmemcmp(const void* ptr1, const void* ptr2, tmsize_t size)
-{
- return FXSYS_memcmp(ptr1, ptr2, (size_t)size);
+int _TIFFmemcmp(const void* ptr1, const void* ptr2, tmsize_t size) {
+ return FXSYS_memcmp(ptr1, ptr2, (size_t)size);
}
-static void _tiff_warning_ext(thandle_t context, const char* module, const char* fmt, va_list ap)
-{
- if(module != NULL) {
- }
+static void _tiff_warning_ext(thandle_t context,
+ const char* module,
+ const char* fmt,
+ va_list ap) {
+ if (module != NULL) {
+ }
}
TIFFErrorHandlerExt _TIFFwarningHandlerExt = _tiff_warning_ext;
-static void _tiff_error_ext(thandle_t context, const char* module, const char* fmt, va_list ap)
-{
- if(module != NULL) {
- }
+static void _tiff_error_ext(thandle_t context,
+ const char* module,
+ const char* fmt,
+ va_list ap) {
+ if (module != NULL) {
+ }
}
TIFFErrorHandlerExt _TIFFerrorHandlerExt = _tiff_error_ext;
-int TIFFCmyk2Rgb(thandle_t context, uint8 c, uint8 m, uint8 y, uint8 k, uint8* r, uint8* g, uint8* b)
-{
- if(context == NULL) {
- return 0;
- }
- CCodec_TiffContext* p = (CCodec_TiffContext*)context;
- if(p->icc_ctx) {
- unsigned char cmyk[4], bgr[3];
- cmyk[0] = c, cmyk[1] = m, cmyk[2] = y, cmyk[3] = k;
- IccLib_TranslateImage(p->icc_ctx, bgr, cmyk, 1);
- *r = bgr[2], *g = bgr[1], *b = bgr[0];
- } else {
- AdobeCMYK_to_sRGB1(c, m, y, k, *r, *g, *b);
- }
- return 1;
-}
-FX_BOOL CCodec_TiffContext::InitDecoder(IFX_FileRead* file_ptr)
-{
- io.in = file_ptr;
- tif_ctx = _tiff_open(this, "r");
- if(tif_ctx == NULL) {
- return FALSE;
- }
- return TRUE;
-}
-void CCodec_TiffContext::GetFrames(int32_t& frames)
-{
- frames = frame_num = TIFFNumberOfDirectories(tif_ctx);
-}
-#define TIFF_EXIF_GETINFO(key, T, tag) {\
- T val = (T)0;\
- TIFFGetField(tif_ctx,tag,&val);\
- if (val) {\
- (key) = FX_Alloc(uint8_t,sizeof(T));\
- if ((key)) {\
- T* ptr = (T*)(key);\
- *ptr = val;\
- pExif->m_TagVal.SetAt(tag,(key));}}}\
- (key) = NULL;
-#define TIFF_EXIF_GETSTRINGINFO(key, tag) {\
- FX_DWORD size = 0;\
- uint8_t* buf = NULL;\
- TIFFGetField(tif_ctx,tag,&size, &buf);\
- if (size && buf) {\
- (key) = FX_Alloc(uint8_t,size);\
- if ((key)) {\
- FXSYS_memcpy((key),buf,size);\
- pExif->m_TagVal.SetAt(tag,(key));}}}\
- (key) = NULL;
-template <class T>
-static FX_BOOL Tiff_Exif_GetInfo(TIFF* tif_ctx, ttag_t tag, CFX_DIBAttributeExif* pExif)
-{
- uint8_t* key = NULL;
- T val = (T)0;
- TIFFGetField(tif_ctx, tag, &val);
- if (val) {
- (key) = FX_Alloc(uint8_t, sizeof(T));
- if ((key) == NULL) {
- return FALSE;
- }
- T* ptr = (T*)(key);
- *ptr = val;
- pExif->m_TagVal.SetAt(tag, (key));
- return TRUE;
- }
+int TIFFCmyk2Rgb(thandle_t context,
+ uint8 c,
+ uint8 m,
+ uint8 y,
+ uint8 k,
+ uint8* r,
+ uint8* g,
+ uint8* b) {
+ if (context == NULL) {
+ return 0;
+ }
+ CCodec_TiffContext* p = (CCodec_TiffContext*)context;
+ if (p->icc_ctx) {
+ unsigned char cmyk[4], bgr[3];
+ cmyk[0] = c, cmyk[1] = m, cmyk[2] = y, cmyk[3] = k;
+ IccLib_TranslateImage(p->icc_ctx, bgr, cmyk, 1);
+ *r = bgr[2], *g = bgr[1], *b = bgr[0];
+ } else {
+ AdobeCMYK_to_sRGB1(c, m, y, k, *r, *g, *b);
+ }
+ return 1;
+}
+FX_BOOL CCodec_TiffContext::InitDecoder(IFX_FileRead* file_ptr) {
+ io.in = file_ptr;
+ tif_ctx = _tiff_open(this, "r");
+ if (tif_ctx == NULL) {
return FALSE;
-}
-static void Tiff_Exif_GetStringInfo(TIFF* tif_ctx, ttag_t tag, CFX_DIBAttributeExif* pExif)
-{
- FX_CHAR* buf = NULL;
- uint8_t* key = NULL;
- TIFFGetField(tif_ctx, tag, &buf);
- if (buf) {
- int32_t size = (int32_t)FXSYS_strlen(buf);
- (key) = FX_Alloc(uint8_t, size + 1);
- if ((key) == NULL) {
- return;
- }
- FXSYS_memcpy((key), buf, size);
- key[size] = 0;
- pExif->m_TagVal.SetAt(tag, (key));
- }
-}
-FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame, FX_DWORD& width, FX_DWORD& height, FX_DWORD& comps, FX_DWORD& bpc, CFX_DIBAttribute* pAttribute)
-{
- if (!TIFFSetDirectory(tif_ctx, (uint16)frame)) {
- return FALSE;
- }
- FX_WORD tif_cs;
- FX_DWORD tif_icc_size = 0;
- uint8_t* tif_icc_buf = NULL;
- FX_WORD tif_bpc = 0;
- FX_WORD tif_cps;
- FX_DWORD tif_rps;
- width = height = comps = 0;
- TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width);
- TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height);
- TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &comps);
- TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &tif_bpc);
- TIFFGetField(tif_ctx, TIFFTAG_PHOTOMETRIC, &tif_cs);
- TIFFGetField(tif_ctx, TIFFTAG_COMPRESSION, &tif_cps);
- TIFFGetField(tif_ctx, TIFFTAG_ROWSPERSTRIP, &tif_rps);
- TIFFGetField(tif_ctx, TIFFTAG_ICCPROFILE, &tif_icc_size, &tif_icc_buf);
- if (pAttribute) {
- pAttribute->m_wDPIUnit = FXCODEC_RESUNIT_INCH;
- if (TIFFGetField(tif_ctx, TIFFTAG_RESOLUTIONUNIT, &pAttribute->m_wDPIUnit)) {
- pAttribute->m_wDPIUnit -= 1;
- }
- CFX_DIBAttributeExif* pExif = (CFX_DIBAttributeExif*)pAttribute->m_pExif;
- pExif->clear();
- Tiff_Exif_GetInfo<FX_WORD>(tif_ctx, TIFFTAG_ORIENTATION, pExif);
- if (Tiff_Exif_GetInfo<FX_FLOAT>(tif_ctx, TIFFTAG_XRESOLUTION, pExif)) {
- FX_FLOAT fDpi = 0;
- pExif->GetInfo(TIFFTAG_XRESOLUTION, &fDpi);
- pAttribute->m_nXDPI = (int32_t)(fDpi + 0.5f);
- }
- if (Tiff_Exif_GetInfo<FX_FLOAT>(tif_ctx, TIFFTAG_YRESOLUTION, pExif)) {
- FX_FLOAT fDpi = 0;
- pExif->GetInfo(TIFFTAG_YRESOLUTION, &fDpi);
- pAttribute->m_nYDPI = (int32_t)(fDpi + 0.5f);
- }
- Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_IMAGEDESCRIPTION, pExif);
- Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_MAKE, pExif);
- Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_MODEL, pExif);
- }
- bpc = tif_bpc;
- if(tif_rps > height) {
- TIFFSetField(tif_ctx, TIFFTAG_ROWSPERSTRIP, tif_rps = height);
- }
+ }
+ return TRUE;
+}
+void CCodec_TiffContext::GetFrames(int32_t& frames) {
+ frames = frame_num = TIFFNumberOfDirectories(tif_ctx);
+}
+#define TIFF_EXIF_GETINFO(key, T, tag) \
+ { \
+ T val = (T)0; \
+ TIFFGetField(tif_ctx, tag, &val); \
+ if (val) { \
+ (key) = FX_Alloc(uint8_t, sizeof(T)); \
+ if ((key)) { \
+ T* ptr = (T*)(key); \
+ *ptr = val; \
+ pExif->m_TagVal.SetAt(tag, (key)); \
+ } \
+ } \
+ } \
+ (key) = NULL;
+#define TIFF_EXIF_GETSTRINGINFO(key, tag) \
+ { \
+ FX_DWORD size = 0; \
+ uint8_t* buf = NULL; \
+ TIFFGetField(tif_ctx, tag, &size, &buf); \
+ if (size && buf) { \
+ (key) = FX_Alloc(uint8_t, size); \
+ if ((key)) { \
+ FXSYS_memcpy((key), buf, size); \
+ pExif->m_TagVal.SetAt(tag, (key)); \
+ } \
+ } \
+ } \
+ (key) = NULL;
+template <class T>
+static FX_BOOL Tiff_Exif_GetInfo(TIFF* tif_ctx,
+ ttag_t tag,
+ CFX_DIBAttributeExif* pExif) {
+ uint8_t* key = NULL;
+ T val = (T)0;
+ TIFFGetField(tif_ctx, tag, &val);
+ if (val) {
+ (key) = FX_Alloc(uint8_t, sizeof(T));
+ if ((key) == NULL) {
+ return FALSE;
+ }
+ T* ptr = (T*)(key);
+ *ptr = val;
+ pExif->m_TagVal.SetAt(tag, (key));
return TRUE;
-}
-void _TiffBGRA2RGBA(uint8_t* pBuf, int32_t pixel, int32_t spp)
-{
- register uint8_t tmp;
- for (int32_t n = 0; n < pixel; n++) {
- tmp = pBuf[0];
- pBuf[0] = pBuf[2];
- pBuf[2] = tmp;
- pBuf += spp;
- }
-}
-FX_BOOL CCodec_TiffContext::isSupport(CFX_DIBitmap* pDIBitmap)
-{
- if (TIFFIsTiled(tif_ctx)) {
+ }
+ return FALSE;
+}
+static void Tiff_Exif_GetStringInfo(TIFF* tif_ctx,
+ ttag_t tag,
+ CFX_DIBAttributeExif* pExif) {
+ FX_CHAR* buf = NULL;
+ uint8_t* key = NULL;
+ TIFFGetField(tif_ctx, tag, &buf);
+ if (buf) {
+ int32_t size = (int32_t)FXSYS_strlen(buf);
+ (key) = FX_Alloc(uint8_t, size + 1);
+ if ((key) == NULL) {
+ return;
+ }
+ FXSYS_memcpy((key), buf, size);
+ key[size] = 0;
+ pExif->m_TagVal.SetAt(tag, (key));
+ }
+}
+FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame,
+ FX_DWORD& width,
+ FX_DWORD& height,
+ FX_DWORD& comps,
+ FX_DWORD& bpc,
+ CFX_DIBAttribute* pAttribute) {
+ if (!TIFFSetDirectory(tif_ctx, (uint16)frame)) {
+ return FALSE;
+ }
+ FX_WORD tif_cs;
+ FX_DWORD tif_icc_size = 0;
+ uint8_t* tif_icc_buf = NULL;
+ FX_WORD tif_bpc = 0;
+ FX_WORD tif_cps;
+ FX_DWORD tif_rps;
+ width = height = comps = 0;
+ TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width);
+ TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height);
+ TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &comps);
+ TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &tif_bpc);
+ TIFFGetField(tif_ctx, TIFFTAG_PHOTOMETRIC, &tif_cs);
+ TIFFGetField(tif_ctx, TIFFTAG_COMPRESSION, &tif_cps);
+ TIFFGetField(tif_ctx, TIFFTAG_ROWSPERSTRIP, &tif_rps);
+ TIFFGetField(tif_ctx, TIFFTAG_ICCPROFILE, &tif_icc_size, &tif_icc_buf);
+ if (pAttribute) {
+ pAttribute->m_wDPIUnit = FXCODEC_RESUNIT_INCH;
+ if (TIFFGetField(tif_ctx, TIFFTAG_RESOLUTIONUNIT,
+ &pAttribute->m_wDPIUnit)) {
+ pAttribute->m_wDPIUnit -= 1;
+ }
+ CFX_DIBAttributeExif* pExif = (CFX_DIBAttributeExif*)pAttribute->m_pExif;
+ pExif->clear();
+ Tiff_Exif_GetInfo<FX_WORD>(tif_ctx, TIFFTAG_ORIENTATION, pExif);
+ if (Tiff_Exif_GetInfo<FX_FLOAT>(tif_ctx, TIFFTAG_XRESOLUTION, pExif)) {
+ FX_FLOAT fDpi = 0;
+ pExif->GetInfo(TIFFTAG_XRESOLUTION, &fDpi);
+ pAttribute->m_nXDPI = (int32_t)(fDpi + 0.5f);
+ }
+ if (Tiff_Exif_GetInfo<FX_FLOAT>(tif_ctx, TIFFTAG_YRESOLUTION, pExif)) {
+ FX_FLOAT fDpi = 0;
+ pExif->GetInfo(TIFFTAG_YRESOLUTION, &fDpi);
+ pAttribute->m_nYDPI = (int32_t)(fDpi + 0.5f);
+ }
+ Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_IMAGEDESCRIPTION, pExif);
+ Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_MAKE, pExif);
+ Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_MODEL, pExif);
+ }
+ bpc = tif_bpc;
+ if (tif_rps > height) {
+ TIFFSetField(tif_ctx, TIFFTAG_ROWSPERSTRIP, tif_rps = height);
+ }
+ return TRUE;
+}
+void _TiffBGRA2RGBA(uint8_t* pBuf, int32_t pixel, int32_t spp) {
+ register uint8_t tmp;
+ for (int32_t n = 0; n < pixel; n++) {
+ tmp = pBuf[0];
+ pBuf[0] = pBuf[2];
+ pBuf[2] = tmp;
+ pBuf += spp;
+ }
+}
+FX_BOOL CCodec_TiffContext::isSupport(CFX_DIBitmap* pDIBitmap) {
+ if (TIFFIsTiled(tif_ctx)) {
+ return FALSE;
+ }
+ uint16_t photometric;
+ if (!TIFFGetField(tif_ctx, TIFFTAG_PHOTOMETRIC, &photometric)) {
+ return FALSE;
+ }
+ switch (pDIBitmap->GetBPP()) {
+ case 1:
+ case 8:
+ if (photometric != PHOTOMETRIC_PALETTE) {
return FALSE;
- }
- uint16_t photometric;
- if (!TIFFGetField(tif_ctx, TIFFTAG_PHOTOMETRIC, &photometric)) {
+ }
+ break;
+ case 24:
+ if (photometric != PHOTOMETRIC_RGB) {
return FALSE;
- }
- switch (pDIBitmap->GetBPP()) {
- case 1:
+ }
+ break;
+ default:
+ return FALSE;
+ }
+ uint16_t planarconfig;
+ if (!TIFFGetFieldDefaulted(tif_ctx, TIFFTAG_PLANARCONFIG, &planarconfig)) {
+ return FALSE;
+ }
+ if (planarconfig == PLANARCONFIG_SEPARATE) {
+ return FALSE;
+ }
+ return TRUE;
+}
+void CCodec_TiffContext::SetPalette(CFX_DIBitmap* pDIBitmap, uint16_t bps) {
+ uint16_t *red_orig, *green_orig, *blue_orig;
+ TIFFGetField(tif_ctx, TIFFTAG_COLORMAP, &red_orig, &green_orig, &blue_orig);
+ for (int32_t i = (1L << bps) - 1; i >= 0; i--) {
+#define CVT(x) ((uint16_t)((x) >> 8))
+ red_orig[i] = CVT(red_orig[i]);
+ green_orig[i] = CVT(green_orig[i]);
+ blue_orig[i] = CVT(blue_orig[i]);
+#undef CVT
+ }
+ int32_t len = 1 << bps;
+ for (int32_t index = 0; index < len; index++) {
+ FX_DWORD r = red_orig[index] & 0xFF;
+ FX_DWORD g = green_orig[index] & 0xFF;
+ FX_DWORD b = blue_orig[index] & 0xFF;
+ FX_DWORD color = (uint32_t)b | ((uint32_t)g << 8) | ((uint32_t)r << 16) |
+ (((uint32)0xffL) << 24);
+ pDIBitmap->SetPaletteEntry(index, color);
+ }
+}
+FX_BOOL CCodec_TiffContext::Decode1bppRGB(CFX_DIBitmap* pDIBitmap,
+ int32_t height,
+ int32_t width,
+ uint16_t bps,
+ uint16_t spp) {
+ if (pDIBitmap->GetBPP() != 1 || spp != 1 || bps != 1 ||
+ !isSupport(pDIBitmap)) {
+ return FALSE;
+ }
+ SetPalette(pDIBitmap, bps);
+ int32_t size = (int32_t)TIFFScanlineSize(tif_ctx);
+ uint8_t* buf = (uint8_t*)_TIFFmalloc(size);
+ if (buf == NULL) {
+ TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer");
+ return FALSE;
+ }
+ uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer();
+ FX_DWORD pitch = pDIBitmap->GetPitch();
+ for (int32_t row = 0; row < height; row++) {
+ TIFFReadScanline(tif_ctx, buf, row, 0);
+ for (int32_t j = 0; j < size; j++) {
+ bitMapbuffer[row * pitch + j] = buf[j];
+ }
+ }
+ _TIFFfree(buf);
+ return TRUE;
+}
+FX_BOOL CCodec_TiffContext::Decode8bppRGB(CFX_DIBitmap* pDIBitmap,
+ int32_t height,
+ int32_t width,
+ uint16_t bps,
+ uint16_t spp) {
+ if (pDIBitmap->GetBPP() != 8 || spp != 1 || (bps != 4 && bps != 8) ||
+ !isSupport(pDIBitmap)) {
+ return FALSE;
+ }
+ SetPalette(pDIBitmap, bps);
+ int32_t size = (int32_t)TIFFScanlineSize(tif_ctx);
+ uint8_t* buf = (uint8_t*)_TIFFmalloc(size);
+ if (buf == NULL) {
+ TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer");
+ return FALSE;
+ }
+ uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer();
+ FX_DWORD pitch = pDIBitmap->GetPitch();
+ for (int32_t row = 0; row < height; row++) {
+ TIFFReadScanline(tif_ctx, buf, row, 0);
+ for (int32_t j = 0; j < size; j++) {
+ switch (bps) {
+ case 4:
+ bitMapbuffer[row * pitch + 2 * j + 0] = (buf[j] & 0xF0) >> 4;
+ bitMapbuffer[row * pitch + 2 * j + 1] = (buf[j] & 0x0F) >> 0;
+ break;
case 8:
- if (photometric != PHOTOMETRIC_PALETTE) {
- return FALSE;
- }
- break;
- case 24:
- if (photometric != PHOTOMETRIC_RGB) {
- return FALSE;
- }
- break;
- default:
- return FALSE;
- }
- uint16_t planarconfig;
- if (!TIFFGetFieldDefaulted(tif_ctx, TIFFTAG_PLANARCONFIG, &planarconfig)) {
- return FALSE;
- }
- if (planarconfig == PLANARCONFIG_SEPARATE) {
- return FALSE;
- }
- return TRUE;
-}
-void CCodec_TiffContext::SetPalette(CFX_DIBitmap* pDIBitmap, uint16_t bps)
-{
- uint16_t *red_orig, *green_orig, *blue_orig;
- TIFFGetField(tif_ctx, TIFFTAG_COLORMAP, &red_orig, &green_orig, &blue_orig);
- for (int32_t i = (1L << bps) - 1; i >= 0; i--) {
-#define CVT(x) ((uint16_t)((x)>>8))
- red_orig[i] = CVT(red_orig[i]);
- green_orig[i] = CVT(green_orig[i]);
- blue_orig[i] = CVT(blue_orig[i]);
-#undef CVT
- }
- int32_t len = 1 << bps;
- for(int32_t index = 0; index < len; index++) {
- FX_DWORD r = red_orig[index] & 0xFF;
- FX_DWORD g = green_orig[index] & 0xFF;
- FX_DWORD b = blue_orig[index] & 0xFF;
- FX_DWORD color = (uint32_t)b | ((uint32_t)g << 8) | ((uint32_t)r << 16) | (((uint32)0xffL) << 24);
- pDIBitmap->SetPaletteEntry(index, color);
- }
-}
-FX_BOOL CCodec_TiffContext::Decode1bppRGB(CFX_DIBitmap* pDIBitmap, int32_t height, int32_t width, uint16_t bps, uint16_t spp)
-{
- if (pDIBitmap->GetBPP() != 1 || spp != 1 || bps != 1 || !isSupport(pDIBitmap)) {
- return FALSE;
- }
- SetPalette(pDIBitmap, bps);
- int32_t size = (int32_t)TIFFScanlineSize(tif_ctx);
- uint8_t* buf = (uint8_t*)_TIFFmalloc(size);
- if (buf == NULL) {
- TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer");
- return FALSE;
- }
- uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer();
- FX_DWORD pitch = pDIBitmap->GetPitch();
- for(int32_t row = 0; row < height; row++) {
- TIFFReadScanline(tif_ctx, buf, row, 0);
- for(int32_t j = 0; j < size; j++) {
- bitMapbuffer[row * pitch + j] = buf[j];
- }
- }
- _TIFFfree(buf);
- return TRUE;
-}
-FX_BOOL CCodec_TiffContext::Decode8bppRGB(CFX_DIBitmap* pDIBitmap, int32_t height, int32_t width, uint16_t bps, uint16_t spp)
-{
- if (pDIBitmap->GetBPP() != 8 || spp != 1 || (bps != 4 && bps != 8) || !isSupport(pDIBitmap)) {
- return FALSE;
- }
- SetPalette(pDIBitmap, bps);
- int32_t size = (int32_t)TIFFScanlineSize(tif_ctx);
- uint8_t* buf = (uint8_t*)_TIFFmalloc(size);
- if (buf == NULL) {
- TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer");
- return FALSE;
- }
- uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer();
- FX_DWORD pitch = pDIBitmap->GetPitch();
- for(int32_t row = 0; row < height; row++) {
- TIFFReadScanline(tif_ctx, buf, row, 0);
- for(int32_t j = 0; j < size; j++) {
- switch(bps) {
- case 4:
- bitMapbuffer[row * pitch + 2 * j + 0] = (buf[j] & 0xF0) >> 4;
- bitMapbuffer[row * pitch + 2 * j + 1] = (buf[j] & 0x0F) >> 0;
- break;
- case 8:
- bitMapbuffer[row * pitch + j] = buf[j];
- break;
- }
- }
- }
- _TIFFfree(buf);
- return TRUE;
-}
-FX_BOOL CCodec_TiffContext::Decode24bppRGB(CFX_DIBitmap* pDIBitmap, int32_t height, int32_t width, uint16_t bps, uint16_t spp)
-{
- if (pDIBitmap->GetBPP() != 24 || !isSupport(pDIBitmap)) {
- return FALSE;
- }
- int32_t size = (int32_t)TIFFScanlineSize(tif_ctx);
- uint8_t* buf = (uint8_t*)_TIFFmalloc(size);
- if (buf == NULL) {
- TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer");
- return FALSE;
- }
- uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer();
- FX_DWORD pitch = pDIBitmap->GetPitch();
- for(int32_t row = 0; row < height; row++) {
- TIFFReadScanline(tif_ctx, buf, row, 0);
- for(int32_t j = 0; j < size - 2; j += 3) {
- bitMapbuffer[row * pitch + j + 0] = buf[j + 2];
- bitMapbuffer[row * pitch + j + 1] = buf[j + 1];
- bitMapbuffer[row * pitch + j + 2] = buf[j + 0];
- }
- }
- _TIFFfree(buf);
- return TRUE;
-}
-FX_BOOL CCodec_TiffContext::Decode(CFX_DIBitmap* pDIBitmap)
-{
- FX_DWORD img_wid = pDIBitmap->GetWidth();
- FX_DWORD img_hei = pDIBitmap->GetHeight();
- FX_DWORD width = 0;
- FX_DWORD height = 0;
- TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width);
- TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height);
- if (img_wid != width || img_hei != height) {
- return FALSE;
- }
- if (pDIBitmap->GetBPP() == 32) {
- FX_WORD rotation = ORIENTATION_TOPLEFT;
- TIFFGetField(tif_ctx, TIFFTAG_ORIENTATION, &rotation);
- if(TIFFReadRGBAImageOriented(tif_ctx, img_wid, img_hei,
- (uint32*)pDIBitmap->GetBuffer(), rotation, 1)) {
- for (FX_DWORD row = 0; row < img_hei; row++) {
- uint8_t* row_buf = (uint8_t*)pDIBitmap->GetScanline(row);
- _TiffBGRA2RGBA(row_buf, img_wid, 4);
- }
- return TRUE;
- }
- }
- uint16_t spp, bps;
- TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &spp);
- TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &bps);
- FX_DWORD bpp = bps * spp;
- if (bpp == 1) {
- return Decode1bppRGB(pDIBitmap, height, width, bps, spp);
- } else if (bpp <= 8) {
- return Decode8bppRGB(pDIBitmap, height, width, bps, spp);
- } else if (bpp <= 24) {
- return Decode24bppRGB(pDIBitmap, height, width, bps, spp);
- }
+ bitMapbuffer[row * pitch + j] = buf[j];
+ break;
+ }
+ }
+ }
+ _TIFFfree(buf);
+ return TRUE;
+}
+FX_BOOL CCodec_TiffContext::Decode24bppRGB(CFX_DIBitmap* pDIBitmap,
+ int32_t height,
+ int32_t width,
+ uint16_t bps,
+ uint16_t spp) {
+ if (pDIBitmap->GetBPP() != 24 || !isSupport(pDIBitmap)) {
return FALSE;
-}
-void* CCodec_TiffModule::CreateDecoder(IFX_FileRead* file_ptr)
-{
- CCodec_TiffContext* pDecoder = new CCodec_TiffContext;
- if (!pDecoder->InitDecoder(file_ptr)) {
- delete pDecoder;
- return NULL;
- }
- return pDecoder;
-}
-void CCodec_TiffModule::GetFrames(void* ctx, int32_t& frames)
-{
- CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
- pDecoder->GetFrames(frames);
-}
-FX_BOOL CCodec_TiffModule::LoadFrameInfo(void* ctx, int32_t frame, FX_DWORD& width, FX_DWORD& height, FX_DWORD& comps, FX_DWORD& bpc, CFX_DIBAttribute* pAttribute)
-{
- CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
- return pDecoder->LoadFrameInfo(frame, width, height, comps, bpc, pAttribute);
-}
-FX_BOOL CCodec_TiffModule::Decode(void* ctx, class CFX_DIBitmap* pDIBitmap)
-{
- CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
- return pDecoder->Decode(pDIBitmap);
-}
-void CCodec_TiffModule::DestroyDecoder(void* ctx)
-{
- CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
+ }
+ int32_t size = (int32_t)TIFFScanlineSize(tif_ctx);
+ uint8_t* buf = (uint8_t*)_TIFFmalloc(size);
+ if (buf == NULL) {
+ TIFFError(TIFFFileName(tif_ctx), "No space for scanline buffer");
+ return FALSE;
+ }
+ uint8_t* bitMapbuffer = (uint8_t*)pDIBitmap->GetBuffer();
+ FX_DWORD pitch = pDIBitmap->GetPitch();
+ for (int32_t row = 0; row < height; row++) {
+ TIFFReadScanline(tif_ctx, buf, row, 0);
+ for (int32_t j = 0; j < size - 2; j += 3) {
+ bitMapbuffer[row * pitch + j + 0] = buf[j + 2];
+ bitMapbuffer[row * pitch + j + 1] = buf[j + 1];
+ bitMapbuffer[row * pitch + j + 2] = buf[j + 0];
+ }
+ }
+ _TIFFfree(buf);
+ return TRUE;
+}
+FX_BOOL CCodec_TiffContext::Decode(CFX_DIBitmap* pDIBitmap) {
+ FX_DWORD img_wid = pDIBitmap->GetWidth();
+ FX_DWORD img_hei = pDIBitmap->GetHeight();
+ FX_DWORD width = 0;
+ FX_DWORD height = 0;
+ TIFFGetField(tif_ctx, TIFFTAG_IMAGEWIDTH, &width);
+ TIFFGetField(tif_ctx, TIFFTAG_IMAGELENGTH, &height);
+ if (img_wid != width || img_hei != height) {
+ return FALSE;
+ }
+ if (pDIBitmap->GetBPP() == 32) {
+ FX_WORD rotation = ORIENTATION_TOPLEFT;
+ TIFFGetField(tif_ctx, TIFFTAG_ORIENTATION, &rotation);
+ if (TIFFReadRGBAImageOriented(tif_ctx, img_wid, img_hei,
+ (uint32*)pDIBitmap->GetBuffer(), rotation,
+ 1)) {
+ for (FX_DWORD row = 0; row < img_hei; row++) {
+ uint8_t* row_buf = (uint8_t*)pDIBitmap->GetScanline(row);
+ _TiffBGRA2RGBA(row_buf, img_wid, 4);
+ }
+ return TRUE;
+ }
+ }
+ uint16_t spp, bps;
+ TIFFGetField(tif_ctx, TIFFTAG_SAMPLESPERPIXEL, &spp);
+ TIFFGetField(tif_ctx, TIFFTAG_BITSPERSAMPLE, &bps);
+ FX_DWORD bpp = bps * spp;
+ if (bpp == 1) {
+ return Decode1bppRGB(pDIBitmap, height, width, bps, spp);
+ } else if (bpp <= 8) {
+ return Decode8bppRGB(pDIBitmap, height, width, bps, spp);
+ } else if (bpp <= 24) {
+ return Decode24bppRGB(pDIBitmap, height, width, bps, spp);
+ }
+ return FALSE;
+}
+void* CCodec_TiffModule::CreateDecoder(IFX_FileRead* file_ptr) {
+ CCodec_TiffContext* pDecoder = new CCodec_TiffContext;
+ if (!pDecoder->InitDecoder(file_ptr)) {
delete pDecoder;
+ return NULL;
+ }
+ return pDecoder;
+}
+void CCodec_TiffModule::GetFrames(void* ctx, int32_t& frames) {
+ CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
+ pDecoder->GetFrames(frames);
+}
+FX_BOOL CCodec_TiffModule::LoadFrameInfo(void* ctx,
+ int32_t frame,
+ FX_DWORD& width,
+ FX_DWORD& height,
+ FX_DWORD& comps,
+ FX_DWORD& bpc,
+ CFX_DIBAttribute* pAttribute) {
+ CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
+ return pDecoder->LoadFrameInfo(frame, width, height, comps, bpc, pAttribute);
+}
+FX_BOOL CCodec_TiffModule::Decode(void* ctx, class CFX_DIBitmap* pDIBitmap) {
+ CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
+ return pDecoder->Decode(pDIBitmap);
+}
+void CCodec_TiffModule::DestroyDecoder(void* ctx) {
+ CCodec_TiffContext* pDecoder = (CCodec_TiffContext*)ctx;
+ delete pDecoder;
}
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