Index: core/src/fxcodec/codec/fx_codec_jbig.cpp |
diff --git a/core/src/fxcodec/codec/fx_codec_jbig.cpp b/core/src/fxcodec/codec/fx_codec_jbig.cpp |
deleted file mode 100644 |
index 44e30aa953a97672ea0f67a5f140086f29a230f9..0000000000000000000000000000000000000000 |
--- a/core/src/fxcodec/codec/fx_codec_jbig.cpp |
+++ /dev/null |
@@ -1,127 +0,0 @@ |
-// Copyright 2014 PDFium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
- |
-#include <list> |
- |
-#include "core/include/fxcodec/fx_codec.h" |
-#include "core/src/fxcodec/codec/codec_int.h" |
- |
-// Holds per-document JBig2 related data. |
-class JBig2DocumentContext : public CFX_DestructObject { |
- public: |
- std::list<CJBig2_CachePair>* GetSymbolDictCache() { |
- return &m_SymbolDictCache; |
- } |
- |
- ~JBig2DocumentContext() override { |
- for (auto it : m_SymbolDictCache) { |
- delete it.second; |
- } |
- } |
- |
- private: |
- std::list<CJBig2_CachePair> m_SymbolDictCache; |
-}; |
- |
-JBig2DocumentContext* GetJBig2DocumentContext(CCodec_Jbig2Module* pModule, |
- CFX_PrivateData* pPrivateData) { |
- void* pModulePrivateData = pPrivateData->GetPrivateData(pModule); |
- if (pModulePrivateData) { |
- CFX_DestructObject* pDestructObject = |
- reinterpret_cast<CFX_DestructObject*>(pModulePrivateData); |
- return static_cast<JBig2DocumentContext*>(pDestructObject); |
- } |
- JBig2DocumentContext* pJBig2DocumentContext = new JBig2DocumentContext(); |
- pPrivateData->SetPrivateObj(pModule, pJBig2DocumentContext); |
- return pJBig2DocumentContext; |
-} |
- |
-CCodec_Jbig2Context::CCodec_Jbig2Context() { |
- FXSYS_memset(this, 0, sizeof(CCodec_Jbig2Context)); |
-} |
- |
-CCodec_Jbig2Module::~CCodec_Jbig2Module() { |
-} |
- |
-void* CCodec_Jbig2Module::CreateJbig2Context() { |
- return new CCodec_Jbig2Context(); |
-} |
-void CCodec_Jbig2Module::DestroyJbig2Context(void* pJbig2Content) { |
- if (pJbig2Content) { |
- CJBig2_Context::DestroyContext( |
- ((CCodec_Jbig2Context*)pJbig2Content)->m_pContext); |
- delete (CCodec_Jbig2Context*)pJbig2Content; |
- } |
- pJbig2Content = NULL; |
-} |
-FXCODEC_STATUS CCodec_Jbig2Module::StartDecode(void* pJbig2Context, |
- CFX_PrivateData* pPrivateData, |
- FX_DWORD width, |
- FX_DWORD height, |
- CPDF_StreamAcc* src_stream, |
- CPDF_StreamAcc* global_stream, |
- uint8_t* dest_buf, |
- FX_DWORD dest_pitch, |
- IFX_Pause* pPause) { |
- if (!pJbig2Context) { |
- return FXCODEC_STATUS_ERR_PARAMS; |
- } |
- JBig2DocumentContext* pJBig2DocumentContext = |
- GetJBig2DocumentContext(this, pPrivateData); |
- CCodec_Jbig2Context* m_pJbig2Context = (CCodec_Jbig2Context*)pJbig2Context; |
- m_pJbig2Context->m_width = width; |
- m_pJbig2Context->m_height = height; |
- m_pJbig2Context->m_pSrcStream = src_stream; |
- m_pJbig2Context->m_pGlobalStream = global_stream; |
- m_pJbig2Context->m_dest_buf = dest_buf; |
- m_pJbig2Context->m_dest_pitch = dest_pitch; |
- m_pJbig2Context->m_pPause = pPause; |
- FXSYS_memset(dest_buf, 0, height * dest_pitch); |
- m_pJbig2Context->m_pContext = CJBig2_Context::CreateContext( |
- global_stream, src_stream, pJBig2DocumentContext->GetSymbolDictCache(), |
- pPause); |
- if (!m_pJbig2Context->m_pContext) { |
- return FXCODEC_STATUS_ERROR; |
- } |
- int ret = m_pJbig2Context->m_pContext->getFirstPage(dest_buf, width, height, |
- dest_pitch, pPause); |
- if (m_pJbig2Context->m_pContext->GetProcessingStatus() == |
- FXCODEC_STATUS_DECODE_FINISH) { |
- CJBig2_Context::DestroyContext(m_pJbig2Context->m_pContext); |
- m_pJbig2Context->m_pContext = NULL; |
- if (ret != JBIG2_SUCCESS) { |
- return FXCODEC_STATUS_ERROR; |
- } |
- 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 FXCODEC_STATUS_DECODE_FINISH; |
- } |
- return m_pJbig2Context->m_pContext->GetProcessingStatus(); |
-} |
-FXCODEC_STATUS CCodec_Jbig2Module::ContinueDecode(void* pJbig2Context, |
- IFX_Pause* pPause) { |
- CCodec_Jbig2Context* m_pJbig2Context = (CCodec_Jbig2Context*)pJbig2Context; |
- int ret = m_pJbig2Context->m_pContext->Continue(pPause); |
- if (m_pJbig2Context->m_pContext->GetProcessingStatus() != |
- FXCODEC_STATUS_DECODE_FINISH) { |
- return m_pJbig2Context->m_pContext->GetProcessingStatus(); |
- } |
- CJBig2_Context::DestroyContext(m_pJbig2Context->m_pContext); |
- m_pJbig2Context->m_pContext = NULL; |
- if (ret != JBIG2_SUCCESS) { |
- return FXCODEC_STATUS_ERROR; |
- } |
- int dword_size = |
- m_pJbig2Context->m_height * m_pJbig2Context->m_dest_pitch / 4; |
- FX_DWORD* dword_buf = (FX_DWORD*)m_pJbig2Context->m_dest_buf; |
- for (int i = 0; i < dword_size; i++) { |
- dword_buf[i] = ~dword_buf[i]; |
- } |
- return FXCODEC_STATUS_DECODE_FINISH; |
-} |