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authorLei Zhang <thestig@chromium.org>2015-09-03 14:45:32 -0700
committerLei Zhang <thestig@chromium.org>2015-09-03 14:45:32 -0700
commit928c183ece333e4eb55acbbd8036cf473b94f516 (patch)
tree6273b16804fd06cdd9a90c4c8040b9db080b17f1 /core/src/fxcodec/codec
parent55512706477c035ee27413a7a2c9a75f31ceae34 (diff)
downloadpdfium-928c183ece333e4eb55acbbd8036cf473b94f516.tar.xz
Merge to XFA: Remove dead JBig2 code.
TBR=tsepez@chromium.org Review URL: https://codereview.chromium.org/1328643002 . (cherry picked from commit 9df5d9701ddf75f8050566132694bf435efb3ca0) Review URL: https://codereview.chromium.org/1319563003 .
Diffstat (limited to 'core/src/fxcodec/codec')
-rw-r--r--core/src/fxcodec/codec/codec_int.h20
-rw-r--r--core/src/fxcodec/codec/fx_codec_jbig.cpp119
2 files changed, 0 insertions, 139 deletions
diff --git a/core/src/fxcodec/codec/codec_int.h b/core/src/fxcodec/codec/codec_int.h
index 75e1fd141b..ee7fe3ba6f 100644
--- a/core/src/fxcodec/codec/codec_int.h
+++ b/core/src/fxcodec/codec/codec_int.h
@@ -398,19 +398,6 @@ class CCodec_Jbig2Module : public ICodec_Jbig2Module {
~CCodec_Jbig2Module() override;
// ICodec_Jbig2Module
- FX_BOOL Decode(FX_DWORD width,
- FX_DWORD height,
- const uint8_t* src_buf,
- FX_DWORD src_size,
- const uint8_t* global_data,
- FX_DWORD global_size,
- uint8_t* dest_buf,
- FX_DWORD dest_pitch) override;
- FX_BOOL Decode(IFX_FileRead* file_ptr,
- FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& pitch,
- uint8_t*& dest_buf) override;
void* CreateJbig2Context() override;
FXCODEC_STATUS StartDecode(void* pJbig2Context,
FX_DWORD width,
@@ -422,13 +409,6 @@ class CCodec_Jbig2Module : public ICodec_Jbig2Module {
uint8_t* dest_buf,
FX_DWORD dest_pitch,
IFX_Pause* pPause) override;
- FXCODEC_STATUS StartDecode(void* pJbig2Context,
- IFX_FileRead* file_ptr,
- FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& pitch,
- uint8_t*& dest_buf,
- IFX_Pause* pPause) override;
FXCODEC_STATUS ContinueDecode(void* pJbig2Context,
IFX_Pause* pPause) override;
void DestroyJbig2Context(void* pJbig2Context) override;
diff --git a/core/src/fxcodec/codec/fx_codec_jbig.cpp b/core/src/fxcodec/codec/fx_codec_jbig.cpp
index 1551060b60..b95461b3e5 100644
--- a/core/src/fxcodec/codec/fx_codec_jbig.cpp
+++ b/core/src/fxcodec/codec/fx_codec_jbig.cpp
@@ -22,69 +22,6 @@ void CCodec_Jbig2Module::DestroyJbig2Context(void* pJbig2Content) {
}
pJbig2Content = NULL;
}
-FX_BOOL CCodec_Jbig2Module::Decode(FX_DWORD width,
- FX_DWORD height,
- const uint8_t* src_buf,
- FX_DWORD src_size,
- const uint8_t* global_data,
- FX_DWORD global_size,
- uint8_t* dest_buf,
- FX_DWORD dest_pitch) {
- FXSYS_memset(dest_buf, 0, height * dest_pitch);
- CJBig2_Context* pContext = CJBig2_Context::CreateContext(
- &m_Module, (uint8_t*)global_data, global_size, (uint8_t*)src_buf,
- src_size, JBIG2_EMBED_STREAM, &m_SymbolDictCache);
- if (pContext == NULL) {
- return FALSE;
- }
- int ret = pContext->getFirstPage(dest_buf, width, height, dest_pitch, NULL);
- CJBig2_Context::DestroyContext(pContext);
- if (ret != JBIG2_SUCCESS) {
- return FALSE;
- }
- int dword_size = height * dest_pitch / 4;
- FX_DWORD* dword_buf = (FX_DWORD*)dest_buf;
- for (int i = 0; i < dword_size; i++) {
- dword_buf[i] = ~dword_buf[i];
- }
- return TRUE;
-}
-FX_BOOL CCodec_Jbig2Module::Decode(IFX_FileRead* file_ptr,
- FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& pitch,
- uint8_t*& dest_buf) {
- CJBig2_Context* pContext = NULL;
- CJBig2_Image* dest_image = NULL;
- FX_DWORD src_size = (FX_DWORD)file_ptr->GetSize();
- uint8_t* src_buf = FX_Alloc(uint8_t, src_size);
- int ret = 0;
- if (!file_ptr->ReadBlock(src_buf, 0, src_size)) {
- goto failed;
- }
- pContext =
- CJBig2_Context::CreateContext(&m_Module, NULL, 0, src_buf, src_size,
- JBIG2_FILE_STREAM, &m_SymbolDictCache);
- if (pContext == NULL) {
- goto failed;
- }
- ret = pContext->getFirstPage(&dest_image, NULL);
- CJBig2_Context::DestroyContext(pContext);
- if (ret != JBIG2_SUCCESS) {
- goto failed;
- }
- width = (FX_DWORD)dest_image->m_nWidth;
- height = (FX_DWORD)dest_image->m_nHeight;
- pitch = (FX_DWORD)dest_image->m_nStride;
- dest_buf = dest_image->m_pData;
- dest_image->m_bNeedFree = FALSE;
- delete dest_image;
- FX_Free(src_buf);
- return TRUE;
-failed:
- FX_Free(src_buf);
- return FALSE;
-}
FXCODEC_STATUS CCodec_Jbig2Module::StartDecode(void* pJbig2Context,
FX_DWORD width,
FX_DWORD height,
@@ -134,62 +71,6 @@ FXCODEC_STATUS CCodec_Jbig2Module::StartDecode(void* pJbig2Context,
}
return m_pJbig2Context->m_pContext->GetProcessiveStatus();
}
-FXCODEC_STATUS CCodec_Jbig2Module::StartDecode(void* pJbig2Context,
- IFX_FileRead* file_ptr,
- FX_DWORD& width,
- FX_DWORD& height,
- FX_DWORD& pitch,
- uint8_t*& dest_buf,
- IFX_Pause* pPause) {
- if (!pJbig2Context) {
- return FXCODEC_STATUS_ERR_PARAMS;
- }
- CCodec_Jbig2Context* m_pJbig2Context = (CCodec_Jbig2Context*)pJbig2Context;
- m_pJbig2Context->m_bFileReader = TRUE;
- m_pJbig2Context->m_dest_image = NULL;
- m_pJbig2Context->m_src_size = (FX_DWORD)file_ptr->GetSize();
- m_pJbig2Context->m_src_buf = FX_Alloc(uint8_t, m_pJbig2Context->m_src_size);
- int ret = 0;
- if (!file_ptr->ReadBlock((void*)m_pJbig2Context->m_src_buf, 0,
- m_pJbig2Context->m_src_size)) {
- goto failed;
- }
- m_pJbig2Context->m_pContext = CJBig2_Context::CreateContext(
- &m_Module, NULL, 0, m_pJbig2Context->m_src_buf,
- m_pJbig2Context->m_src_size, JBIG2_FILE_STREAM, &m_SymbolDictCache,
- pPause);
- if (m_pJbig2Context->m_pContext == NULL) {
- goto failed;
- }
- ret = m_pJbig2Context->m_pContext->getFirstPage(
- &m_pJbig2Context->m_dest_image, pPause);
- if (m_pJbig2Context->m_pContext->GetProcessiveStatus() ==
- FXCODEC_STATUS_DECODE_TOBECONTINUE) {
- width = (FX_DWORD)m_pJbig2Context->m_dest_image->m_nWidth;
- height = (FX_DWORD)m_pJbig2Context->m_dest_image->m_nHeight;
- pitch = (FX_DWORD)m_pJbig2Context->m_dest_image->m_nStride;
- dest_buf = m_pJbig2Context->m_dest_image->m_pData;
- m_pJbig2Context->m_dest_image->m_bNeedFree = FALSE;
- return FXCODEC_STATUS_DECODE_TOBECONTINUE;
- }
- CJBig2_Context::DestroyContext(m_pJbig2Context->m_pContext);
- m_pJbig2Context->m_pContext = NULL;
- if (ret != JBIG2_SUCCESS) {
- goto failed;
- }
- width = (FX_DWORD)m_pJbig2Context->m_dest_image->m_nWidth;
- height = (FX_DWORD)m_pJbig2Context->m_dest_image->m_nHeight;
- pitch = (FX_DWORD)m_pJbig2Context->m_dest_image->m_nStride;
- dest_buf = m_pJbig2Context->m_dest_image->m_pData;
- m_pJbig2Context->m_dest_image->m_bNeedFree = FALSE;
- delete m_pJbig2Context->m_dest_image;
- FX_Free(m_pJbig2Context->m_src_buf);
- return FXCODEC_STATUS_DECODE_FINISH;
-failed:
- FX_Free(m_pJbig2Context->m_src_buf);
- m_pJbig2Context->m_src_buf = NULL;
- return FXCODEC_STATUS_ERROR;
-}
FXCODEC_STATUS CCodec_Jbig2Module::ContinueDecode(void* pJbig2Context,
IFX_Pause* pPause) {
CCodec_Jbig2Context* m_pJbig2Context = (CCodec_Jbig2Context*)pJbig2Context;