summaryrefslogtreecommitdiff
path: root/core/src/fxcodec
diff options
context:
space:
mode:
Diffstat (limited to 'core/src/fxcodec')
-rw-r--r--core/src/fxcodec/codec/codec_int.h32
-rw-r--r--core/src/fxcodec/codec/fx_codec.cpp352
-rw-r--r--core/src/fxcodec/codec/fx_codec_tiff.cpp81
3 files changed, 50 insertions, 415 deletions
diff --git a/core/src/fxcodec/codec/codec_int.h b/core/src/fxcodec/codec/codec_int.h
index 510d0abe78..36716411b7 100644
--- a/core/src/fxcodec/codec/codec_int.h
+++ b/core/src/fxcodec/codec/codec_int.h
@@ -385,38 +385,6 @@ class CCodec_Jbig2Module : public ICodec_Jbig2Module {
IFX_Pause* pPause) override;
void DestroyJbig2Context(void* pJbig2Context) override;
};
-class CFX_DIBAttributeExif : public IFX_DIBAttributeExif {
- public:
- CFX_DIBAttributeExif();
- ~CFX_DIBAttributeExif();
- virtual FX_BOOL GetInfo(FX_WORD tag, void* val);
-
- FX_BOOL ParseExif(CFX_MapPtrTemplate<FX_DWORD, uint8_t*>* pHead,
- uint8_t* data,
- FX_DWORD len,
- CFX_MapPtrTemplate<FX_DWORD, uint8_t*>* pVal);
-
- typedef FX_WORD (*_Read2Bytes)(uint8_t* data);
- typedef FX_DWORD (*_Read4Bytes)(uint8_t* data);
- uint8_t* ParseExifIFH(uint8_t* data,
- FX_DWORD len,
- _Read2Bytes* pReadWord,
- _Read4Bytes* pReadDword);
- FX_BOOL ParseExifIFD(CFX_MapPtrTemplate<FX_DWORD, uint8_t*>* pMap,
- uint8_t* data,
- FX_DWORD len);
-
- uint8_t* m_pExifData;
-
- FX_DWORD m_dwExifDataLen;
-
- void clear();
- _Read2Bytes m_readWord;
- _Read4Bytes m_readDword;
- CFX_MapPtrTemplate<FX_DWORD, uint8_t*> m_TagHead;
- CFX_MapPtrTemplate<FX_DWORD, uint8_t*> m_TagVal;
-};
-
struct DecodeData {
public:
DecodeData(unsigned char* src_data, OPJ_SIZE_T src_size)
diff --git a/core/src/fxcodec/codec/fx_codec.cpp b/core/src/fxcodec/codec/fx_codec.cpp
index 622dab09d9..a443b75079 100644
--- a/core/src/fxcodec/codec/fx_codec.cpp
+++ b/core/src/fxcodec/codec/fx_codec.cpp
@@ -257,347 +257,23 @@ FX_BOOL CCodec_BasicModule::A85Encode(const uint8_t* src_buf,
FX_DWORD& dest_size) {
return FALSE;
}
-CFX_DIBAttribute::CFX_DIBAttribute() {
- FXSYS_memset(this, 0, sizeof(CFX_DIBAttribute));
- m_nXDPI = -1;
- m_nYDPI = -1;
- m_fAspectRatio = -1.0f;
- m_pExif = new CFX_DIBAttributeExif;
+CFX_DIBAttribute::CFX_DIBAttribute()
+ : m_nXDPI(-1),
+ m_nYDPI(-1),
+ m_fAspectRatio(-1.0f),
+ m_wDPIUnit(0),
+ m_nGifLeft(0),
+ m_nGifTop(0),
+ m_pGifLocalPalette(nullptr),
+ m_nGifLocalPalNum(0),
+ m_nBmpCompressType(0) {
+ FXSYS_memset(m_strTime, 0, sizeof(m_strTime));
}
CFX_DIBAttribute::~CFX_DIBAttribute() {
- if (m_pExif) {
- delete m_pExif;
- }
-}
-CFX_DIBAttributeExif::CFX_DIBAttributeExif() {
- m_pExifData = NULL;
- m_dwExifDataLen = 0;
-}
-CFX_DIBAttributeExif::~CFX_DIBAttributeExif() {
- clear();
-}
-void CFX_DIBAttributeExif::clear() {
- if (m_pExifData) {
- FX_Free(m_pExifData);
- }
- m_pExifData = NULL;
- FX_DWORD key = 0;
- uint8_t* buf = NULL;
- FX_POSITION pos = NULL;
- pos = m_TagHead.GetStartPosition();
- while (pos) {
- m_TagHead.GetNextAssoc(pos, key, buf);
- if (buf) {
- FX_Free(buf);
- }
- }
- m_TagHead.RemoveAll();
- pos = m_TagVal.GetStartPosition();
- while (pos) {
- m_TagVal.GetNextAssoc(pos, key, buf);
- if (buf) {
- FX_Free(buf);
- }
- }
- m_TagVal.RemoveAll();
-}
-static FX_WORD _Read2BytesL(uint8_t* data) {
- ASSERT(data);
- return data[0] | (data[1] << 8);
-}
-static FX_WORD _Read2BytesB(uint8_t* data) {
- ASSERT(data);
- return data[1] | (data[0] << 8);
-}
-static FX_DWORD _Read4BytesL(uint8_t* data) {
- return _Read2BytesL(data) | (_Read2BytesL(data + 2) << 16);
-}
-static FX_DWORD _Read4BytesB(uint8_t* data) {
- return _Read2BytesB(data + 2) | (_Read2BytesB(data) << 16);
-}
-typedef FX_WORD (*_Read2Bytes)(uint8_t* data);
-typedef FX_DWORD (*_Read4Bytes)(uint8_t* data);
-typedef void (*_Write2Bytes)(uint8_t* data, FX_WORD val);
-typedef void (*_Write4Bytes)(uint8_t* data, FX_DWORD val);
-uint8_t* CFX_DIBAttributeExif::ParseExifIFH(uint8_t* data,
- FX_DWORD len,
- _Read2Bytes* pReadWord,
- _Read4Bytes* pReadDword) {
- if (len > 8) {
- FX_BOOL tag = FALSE;
- if (FXSYS_memcmp(data, "\x49\x49\x2a\x00", 4) == 0) {
- if (pReadWord) {
- *pReadWord = _Read2BytesL;
- }
- if (pReadDword) {
- *pReadDword = _Read4BytesL;
- }
- tag = TRUE;
- } else if (FXSYS_memcmp(data, "\x4d\x4d\x00\x2a", 4) == 0) {
- if (pReadWord) {
- *pReadWord = _Read2BytesB;
- }
- if (pReadDword) {
- *pReadDword = _Read4BytesB;
- }
- tag = TRUE;
- }
- if (tag) {
- data += 4;
- if (pReadDword) {
- data += (*pReadDword)(data)-4;
- } else {
- data += 4;
- }
- }
- }
- return data;
-}
-FX_BOOL CFX_DIBAttributeExif::ParseExifIFD(
- CFX_MapPtrTemplate<FX_DWORD, uint8_t*>* pMap,
- uint8_t* data,
- FX_DWORD len) {
- if (pMap && data) {
- if (len > 8) {
- FX_WORD wTagNum = m_readWord(data);
- data += 2;
- FX_DWORD wTag;
- uint8_t* buf;
- while (wTagNum--) {
- wTag = m_readWord(data);
- data += 2;
- if (!pMap->Lookup(wTag, buf)) {
- buf = FX_Alloc(uint8_t, 10);
- if (buf == NULL) {
- return FALSE;
- }
- FXSYS_memcpy(buf, data, 10);
- pMap->SetAt(wTag, buf);
- }
- data += 10;
- }
- FX_DWORD dwIFDOffset;
- dwIFDOffset = m_readDword(data);
- while (dwIFDOffset && dwIFDOffset < len) {
- data = m_pExifData + dwIFDOffset;
- wTagNum = m_readWord(data);
- data += 2;
- while (wTagNum--) {
- wTag = m_readWord(data);
- data += 2;
- if (!pMap->Lookup(wTag, buf)) {
- buf = FX_Alloc(uint8_t, 10);
- if (buf == NULL) {
- return FALSE;
- }
- FXSYS_memcpy(buf, data, 10);
- pMap->SetAt(wTag, buf);
- }
- data += 10;
- }
- dwIFDOffset = m_readDword(data);
- }
- return TRUE;
- }
- }
- return FALSE;
-}
-enum FX_ExifDataType {
- FX_UnsignedByte = 1,
- FX_AscString,
- FX_UnsignedShort,
- FX_UnsignedLong,
- FX_UnsignedRation,
- FX_SignedByte,
- FX_Undefined,
- FX_SignedShort,
- FX_SignedLong,
- FX_SignedRation,
- FX_SignedFloat,
- FX_DoubleFloat
-};
-FX_BOOL CFX_DIBAttributeExif::ParseExif(
- CFX_MapPtrTemplate<FX_DWORD, uint8_t*>* pHead,
- uint8_t* data,
- FX_DWORD len,
- CFX_MapPtrTemplate<FX_DWORD, uint8_t*>* pVal) {
- if (pHead && data && pVal) {
- if (len > 8) {
- uint8_t* old_data = data;
- data = ParseExifIFH(data, len, &m_readWord, &m_readDword);
- if (data == old_data) {
- return FALSE;
- }
- if (pHead->GetCount() == 0) {
- if (!ParseExifIFD(pHead, data, len)) {
- return FALSE;
- }
- }
- FX_DWORD dwModuleNum;
- FX_WORD type;
- FX_DWORD dwSize;
- FX_DWORD tag;
- uint8_t* head;
- FX_POSITION pos = pHead->GetStartPosition();
- while (pos) {
- pHead->GetNextAssoc(pos, tag, head);
- uint8_t* val = NULL;
- uint8_t* buf = NULL;
- uint8_t* temp = NULL;
- int i;
- if (head) {
- type = m_readWord(head);
- head += 2;
- dwModuleNum = m_readDword(head);
- head += 4;
- switch (type) {
- case FX_UnsignedByte:
- case FX_AscString:
- case FX_SignedByte:
- case FX_Undefined:
- dwSize = dwModuleNum;
- val = FX_Alloc(uint8_t, dwSize);
- if (val == NULL) {
- return FALSE;
- }
- if (dwSize > 4) {
- FXSYS_memcpy(val, old_data + m_readDword(head), dwSize);
- } else {
- FXSYS_memcpy(val, head, dwSize);
- }
- break;
- case FX_UnsignedShort:
- case FX_SignedShort:
- dwSize = dwModuleNum << 1;
- val = FX_Alloc(uint8_t, dwSize);
- if (val == NULL) {
- return FALSE;
- }
- if (dwSize > 4) {
- FXSYS_memcpy(val, old_data + m_readDword(head), dwSize);
- } else {
- FXSYS_memcpy(val, head, dwSize);
- }
- buf = val;
- for (i = 0; i < (int)dwModuleNum; i++) {
- *(FX_WORD*)buf = m_readWord(buf);
- buf += 2;
- }
- break;
- case FX_UnsignedLong:
- case FX_SignedLong:
- case FX_SignedFloat:
- dwSize = dwModuleNum << 2;
- val = FX_Alloc(uint8_t, dwSize);
- if (val == NULL) {
- return FALSE;
- }
- if (dwSize > 4) {
- FXSYS_memcpy(val, old_data + m_readDword(head), dwSize);
- } else {
- FXSYS_memcpy(val, head, dwSize);
- }
- buf = val;
- for (i = 0; i < (int)dwModuleNum; i++) {
- *(FX_DWORD*)buf = m_readDword(buf);
- buf += 4;
- }
- break;
- case FX_UnsignedRation:
- case FX_SignedRation: {
- dwSize = dwModuleNum << 3;
- buf = FX_Alloc(uint8_t, dwSize);
- if (buf == NULL) {
- return FALSE;
- }
- if (dwSize > 4) {
- FXSYS_memcpy(buf, old_data + m_readDword(head), dwSize);
- } else {
- FXSYS_memcpy(buf, head, dwSize);
- }
- temp = buf;
- val = FX_Alloc(uint8_t, dwSize / 2);
- if (val == NULL) {
- FX_Free(buf);
- return FALSE;
- }
- for (i = 0; i < (int)dwModuleNum; i++) {
- *(FX_DWORD*)temp = m_readDword(temp);
- *(FX_DWORD*)(temp + 4) = m_readDword(temp + 4);
- FX_DWORD* lNumerator = (FX_DWORD*)temp;
- FX_DWORD* lNenominator = (FX_DWORD*)(temp + 4);
- *(FX_FLOAT*)(val + i * 4) =
- (FX_FLOAT)(*lNumerator) / (FX_FLOAT)(*lNenominator);
- temp += 8;
- }
- FX_Free(buf);
- } break;
- case FX_DoubleFloat:
- dwSize = dwModuleNum << 3;
- val = FX_Alloc(uint8_t, dwSize);
- if (val == NULL) {
- return FALSE;
- }
- if (dwSize > 4) {
- FXSYS_memcpy(val, old_data + m_readDword(head), dwSize);
- } else {
- FXSYS_memcpy(val, head, dwSize);
- }
- buf = val;
- for (i = 0; i < (int)dwModuleNum; i++) {
- *(FX_DWORD*)buf = m_readDword(buf);
- *(FX_DWORD*)(buf + 4) = m_readDword(buf + 4);
- buf += 8;
- }
- break;
- default:
- return FALSE;
- }
- }
- pVal->SetAt(tag, val);
- }
- return TRUE;
- }
- }
- return FALSE;
-}
-#define FXEXIF_INFOCONVERT(T) \
- { \
- T* src = (T*)ptr; \
- T* dst = (T*)val; \
- *dst = *src; \
- }
-FX_BOOL CFX_DIBAttributeExif::GetInfo(FX_WORD tag, void* val) {
- if (m_TagVal.GetCount() == 0) {
- if (!ParseExif(&m_TagHead, m_pExifData, m_dwExifDataLen, &m_TagVal)) {
- return FALSE;
- }
- }
- uint8_t* ptr = NULL;
- if (m_TagVal.Lookup(tag, ptr)) {
- switch (tag) {
- case EXIFTAG_USHORT_RESUNIT:
- FXEXIF_INFOCONVERT(FX_WORD);
- {
- FX_WORD* ptr = (FX_WORD*)val;
- *ptr -= 1;
- }
- break;
- case EXIFTAG_FLOAT_DPIX:
- case EXIFTAG_FLOAT_DPIY:
- FXEXIF_INFOCONVERT(FX_FLOAT);
- break;
- case EXIFTAG_USHORT_ORIENTATION:
- FXEXIF_INFOCONVERT(FX_WORD);
- break;
- default: {
- uint8_t** dst = (uint8_t**)val;
- *dst = ptr;
- }
- }
- }
- return TRUE;
+ for (const auto& pair : m_Exif)
+ FX_Free(pair.second);
}
+
class CCodec_RLScanlineDecoder : public CCodec_ScanlineDecoder {
public:
CCodec_RLScanlineDecoder();
diff --git a/core/src/fxcodec/codec/fx_codec_tiff.cpp b/core/src/fxcodec/codec/fx_codec_tiff.cpp
index 1f289bbb40..1efd2fbf70 100644
--- a/core/src/fxcodec/codec/fx_codec_tiff.cpp
+++ b/core/src/fxcodec/codec/fx_codec_tiff.cpp
@@ -256,42 +256,36 @@ void CCodec_TiffContext::GetFrames(int32_t& frames) {
} \
} \
(key) = NULL;
+
+namespace {
+
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;
+FX_BOOL Tiff_Exif_GetInfo(TIFF* tif_ctx, ttag_t tag, CFX_DIBAttribute* pAttr) {
+ T val = 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;
- }
- return FALSE;
+ if (!val)
+ return FALSE;
+ T* ptr = FX_Alloc(T, 1);
+ *ptr = val;
+ pAttr->m_Exif[tag] = (void*)ptr;
+ return TRUE;
}
-static void Tiff_Exif_GetStringInfo(TIFF* tif_ctx,
- ttag_t tag,
- CFX_DIBAttributeExif* pExif) {
- FX_CHAR* buf = NULL;
- uint8_t* key = NULL;
+void Tiff_Exif_GetStringInfo(TIFF* tif_ctx,
+ ttag_t tag,
+ CFX_DIBAttribute* pAttr) {
+ FX_CHAR* buf = nullptr;
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));
- }
+ if (!buf)
+ return;
+ FX_STRSIZE size = FXSYS_strlen(buf);
+ uint8_t* ptr = FX_Alloc(uint8_t, size + 1);
+ FXSYS_memcpy(ptr, buf, size);
+ ptr[size] = 0;
+ pAttr->m_Exif[tag] = ptr;
}
+
+} // namespace
+
FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame,
FX_DWORD& width,
FX_DWORD& height,
@@ -322,22 +316,20 @@ FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame,
&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);
+ Tiff_Exif_GetInfo<FX_WORD>(tif_ctx, TIFFTAG_ORIENTATION, pAttribute);
+ if (Tiff_Exif_GetInfo<FX_FLOAT>(tif_ctx, TIFFTAG_XRESOLUTION, pAttribute)) {
+ void* val = pAttribute->m_Exif[TIFFTAG_XRESOLUTION];
+ FX_FLOAT fDpi = val ? *reinterpret_cast<FX_FLOAT*>(val) : 0;
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);
+ if (Tiff_Exif_GetInfo<FX_FLOAT>(tif_ctx, TIFFTAG_YRESOLUTION, pAttribute)) {
+ void* val = pAttribute->m_Exif[TIFFTAG_YRESOLUTION];
+ FX_FLOAT fDpi = val ? *reinterpret_cast<FX_FLOAT*>(val) : 0;
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);
+ Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_IMAGEDESCRIPTION, pAttribute);
+ Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_MAKE, pAttribute);
+ Tiff_Exif_GetStringInfo(tif_ctx, TIFFTAG_MODEL, pAttribute);
}
bpc = tif_bpc;
if (tif_rps > height) {
@@ -346,9 +338,8 @@ FX_BOOL CCodec_TiffContext::LoadFrameInfo(int32_t frame,
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];
+ uint8_t tmp = pBuf[0];
pBuf[0] = pBuf[2];
pBuf[2] = tmp;
pBuf += spp;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 23:08:21 +0000