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authorLei Zhang <thestig@chromium.org>2015-09-03 14:38:55 -0700
committerLei Zhang <thestig@chromium.org>2015-09-03 14:38:55 -0700
commit662816e763bbefe21c8c1b154328e131321f56b6 (patch)
tree99054dd12374b3c584d61f2f928de12cc4d31a58 /core/src/fxcodec
parent3b5f124fb6e0995c2f3a98433083ae02239b3115 (diff)
downloadpdfium-662816e763bbefe21c8c1b154328e131321f56b6.tar.xz
Merge to XFA: Cleanup dead code in CPDF_DIBSource::LoadJpxBitmap() and friends.
TBR=tsepez@chromium.org Review URL: https://codereview.chromium.org/1310603006 . (cherry picked from commit 097297325e0d3d00556d67885547750a2e9d4b32) Review URL: https://codereview.chromium.org/1305223010 .
Diffstat (limited to 'core/src/fxcodec')
-rw-r--r--core/src/fxcodec/codec/codec_int.h25
-rw-r--r--core/src/fxcodec/codec/fx_codec_jpx_opj.cpp85
2 files changed, 55 insertions, 55 deletions
diff --git a/core/src/fxcodec/codec/codec_int.h b/core/src/fxcodec/codec/codec_int.h
index d172d7157e..75e1fd141b 100644
--- a/core/src/fxcodec/codec/codec_int.h
+++ b/core/src/fxcodec/codec/codec_int.h
@@ -311,20 +311,21 @@ class CCodec_IccModule : public ICodec_IccModule {
class CCodec_JpxModule : public ICodec_JpxModule {
public:
CCodec_JpxModule();
- void* CreateDecoder(const uint8_t* src_buf,
- FX_DWORD src_size,
- FX_BOOL useColorSpace = FALSE);
- void GetImageInfo(void* ctx,
- FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& codestream_nComps,
- FX_DWORD& output_nComps);
- FX_BOOL Decode(void* ctx,
+ ~CCodec_JpxModule() override;
+
+ // ICodec_JpxModule:
+ CJPX_Decoder* CreateDecoder(const uint8_t* src_buf,
+ FX_DWORD src_size,
+ bool use_colorspace) override;
+ void GetImageInfo(CJPX_Decoder* pDecoder,
+ FX_DWORD* width,
+ FX_DWORD* height,
+ FX_DWORD* components) override;
+ FX_BOOL Decode(CJPX_Decoder* pDecoder,
uint8_t* dest_data,
int pitch,
- FX_BOOL bTranslateColor,
- uint8_t* offsets);
- void DestroyDecoder(void* ctx);
+ uint8_t* offsets) override;
+ void DestroyDecoder(CJPX_Decoder* pDecoder) override;
};
class CCodec_TiffModule : public ICodec_TiffModule {
diff --git a/core/src/fxcodec/codec/fx_codec_jpx_opj.cpp b/core/src/fxcodec/codec/fx_codec_jpx_opj.cpp
index e1b9d255de..81de30e58a 100644
--- a/core/src/fxcodec/codec/fx_codec_jpx_opj.cpp
+++ b/core/src/fxcodec/codec/fx_codec_jpx_opj.cpp
@@ -613,26 +613,30 @@ void color_apply_conversion(opj_image_t* image) {
}
class CJPX_Decoder {
public:
- CJPX_Decoder();
+ explicit CJPX_Decoder(bool use_colorspace);
~CJPX_Decoder();
FX_BOOL Init(const unsigned char* src_data, int src_size);
- void GetInfo(FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& codestream_nComps,
- FX_DWORD& output_nComps);
+ void GetInfo(FX_DWORD* width, FX_DWORD* height, FX_DWORD* components);
FX_BOOL Decode(uint8_t* dest_buf,
int pitch,
- FX_BOOL bTranslateColor,
uint8_t* offsets);
+
+ private:
const uint8_t* m_SrcData;
int m_SrcSize;
opj_image_t* image;
opj_codec_t* l_codec;
opj_stream_t* l_stream;
- FX_BOOL m_useColorSpace;
+ bool m_UseColorSpace;
};
-CJPX_Decoder::CJPX_Decoder()
- : image(NULL), l_codec(NULL), l_stream(NULL), m_useColorSpace(FALSE) {}
+
+CJPX_Decoder::CJPX_Decoder(bool use_colorspace)
+ : image(nullptr),
+ l_codec(nullptr),
+ l_stream(nullptr),
+ m_UseColorSpace(use_colorspace) {
+}
+
CJPX_Decoder::~CJPX_Decoder() {
if (l_codec) {
opj_destroy_codec(l_codec);
@@ -644,6 +648,7 @@ CJPX_Decoder::~CJPX_Decoder() {
opj_image_destroy(image);
}
}
+
FX_BOOL CJPX_Decoder::Init(const unsigned char* src_data, int src_size) {
static const unsigned char szJP2Header[] = {
0x00, 0x00, 0x00, 0x0c, 0x6a, 0x50, 0x20, 0x20, 0x0d, 0x0a, 0x87, 0x0a};
@@ -722,17 +727,17 @@ FX_BOOL CJPX_Decoder::Init(const unsigned char* src_data, int src_size) {
}
return TRUE;
}
-void CJPX_Decoder::GetInfo(FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& codestream_nComps,
- FX_DWORD& output_nComps) {
- width = (FX_DWORD)image->x1;
- height = (FX_DWORD)image->y1;
- output_nComps = codestream_nComps = (FX_DWORD)image->numcomps;
+
+void CJPX_Decoder::GetInfo(FX_DWORD* width,
+ FX_DWORD* height,
+ FX_DWORD* components) {
+ *width = (FX_DWORD)image->x1;
+ *height = (FX_DWORD)image->y1;
+ *components = (FX_DWORD)image->numcomps;
}
+
FX_BOOL CJPX_Decoder::Decode(uint8_t* dest_buf,
int pitch,
- FX_BOOL bTranslateColor,
uint8_t* offsets) {
int i, wid, hei, row, col, channel, src;
uint8_t* pChannel;
@@ -815,38 +820,32 @@ done:
FX_Free(adjust_comps);
return result;
}
-void initialize_transition_table();
-void initialize_significance_luts();
-void initialize_sign_lut();
+
CCodec_JpxModule::CCodec_JpxModule() {}
-void* CCodec_JpxModule::CreateDecoder(const uint8_t* src_buf,
- FX_DWORD src_size,
- FX_BOOL useColorSpace) {
- CJPX_Decoder* pDecoder = new CJPX_Decoder;
- pDecoder->m_useColorSpace = useColorSpace;
- if (!pDecoder->Init(src_buf, src_size)) {
- delete pDecoder;
- return NULL;
- }
- return pDecoder;
+CCodec_JpxModule::~CCodec_JpxModule() {
}
-void CCodec_JpxModule::GetImageInfo(void* ctx,
- FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& codestream_nComps,
- FX_DWORD& output_nComps) {
- CJPX_Decoder* pDecoder = (CJPX_Decoder*)ctx;
- pDecoder->GetInfo(width, height, codestream_nComps, output_nComps);
+
+CJPX_Decoder* CCodec_JpxModule::CreateDecoder(const uint8_t* src_buf,
+ FX_DWORD src_size,
+ bool use_colorspace) {
+ nonstd::unique_ptr<CJPX_Decoder> decoder(new CJPX_Decoder(use_colorspace));
+ return decoder->Init(src_buf, src_size) ? decoder.release() : nullptr;
}
-FX_BOOL CCodec_JpxModule::Decode(void* ctx,
+
+void CCodec_JpxModule::GetImageInfo(CJPX_Decoder* pDecoder,
+ FX_DWORD* width,
+ FX_DWORD* height,
+ FX_DWORD* components) {
+ pDecoder->GetInfo(width, height, components);
+}
+
+FX_BOOL CCodec_JpxModule::Decode(CJPX_Decoder* pDecoder,
uint8_t* dest_data,
int pitch,
- FX_BOOL bTranslateColor,
uint8_t* offsets) {
- CJPX_Decoder* pDecoder = (CJPX_Decoder*)ctx;
- return pDecoder->Decode(dest_data, pitch, bTranslateColor, offsets);
+ return pDecoder->Decode(dest_data, pitch, offsets);
}
-void CCodec_JpxModule::DestroyDecoder(void* ctx) {
- CJPX_Decoder* pDecoder = (CJPX_Decoder*)ctx;
+
+void CCodec_JpxModule::DestroyDecoder(CJPX_Decoder* pDecoder) {
delete pDecoder;
}