diff options
Diffstat (limited to 'core/fpdfapi/fpdf_parser/cpdf_stream_acc.cpp')
-rw-r--r-- | core/fpdfapi/fpdf_parser/cpdf_stream_acc.cpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/core/fpdfapi/fpdf_parser/cpdf_stream_acc.cpp b/core/fpdfapi/fpdf_parser/cpdf_stream_acc.cpp deleted file mode 100644 index a19b796151..0000000000 --- a/core/fpdfapi/fpdf_parser/cpdf_stream_acc.cpp +++ /dev/null @@ -1,91 +0,0 @@ -// Copyright 2016 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 "core/fpdfapi/fpdf_parser/cpdf_stream_acc.h" - -#include "core/fpdfapi/fpdf_parser/fpdf_parser_decode.h" - -CPDF_StreamAcc::CPDF_StreamAcc() - : m_pData(nullptr), - m_dwSize(0), - m_bNewBuf(FALSE), - m_pImageParam(nullptr), - m_pStream(nullptr), - m_pSrcData(nullptr) {} - -void CPDF_StreamAcc::LoadAllData(const CPDF_Stream* pStream, - FX_BOOL bRawAccess, - uint32_t estimated_size, - FX_BOOL bImageAcc) { - if (!pStream) - return; - - m_pStream = pStream; - if (pStream->IsMemoryBased() && - (!pStream->GetDict()->KeyExist("Filter") || bRawAccess)) { - m_dwSize = pStream->GetRawSize(); - m_pData = pStream->GetRawData(); - return; - } - uint8_t* pSrcData; - uint32_t dwSrcSize = pStream->GetRawSize(); - if (dwSrcSize == 0) - return; - - if (!pStream->IsMemoryBased()) { - pSrcData = m_pSrcData = FX_Alloc(uint8_t, dwSrcSize); - if (!pStream->ReadRawData(0, pSrcData, dwSrcSize)) - return; - } else { - pSrcData = pStream->GetRawData(); - } - if (!pStream->GetDict()->KeyExist("Filter") || bRawAccess) { - m_pData = pSrcData; - m_dwSize = dwSrcSize; - } else { - FX_BOOL bRet = PDF_DataDecode(pSrcData, dwSrcSize, m_pStream->GetDict(), - m_pData, m_dwSize, m_ImageDecoder, - m_pImageParam, estimated_size, bImageAcc); - if (!bRet) { - m_pData = pSrcData; - m_dwSize = dwSrcSize; - } - } - if (pSrcData != pStream->GetRawData() && pSrcData != m_pData) - FX_Free(pSrcData); - m_pSrcData = nullptr; - m_bNewBuf = m_pData != pStream->GetRawData(); -} - -CPDF_StreamAcc::~CPDF_StreamAcc() { - if (m_bNewBuf) - FX_Free(m_pData); - FX_Free(m_pSrcData); -} - -const uint8_t* CPDF_StreamAcc::GetData() const { - if (m_bNewBuf) - return m_pData; - return m_pStream ? m_pStream->GetRawData() : nullptr; -} - -uint32_t CPDF_StreamAcc::GetSize() const { - if (m_bNewBuf) - return m_dwSize; - return m_pStream ? m_pStream->GetRawSize() : 0; -} - -uint8_t* CPDF_StreamAcc::DetachData() { - if (m_bNewBuf) { - uint8_t* p = m_pData; - m_pData = nullptr; - m_dwSize = 0; - return p; - } - uint8_t* p = FX_Alloc(uint8_t, m_dwSize); - FXSYS_memcpy(p, m_pData, m_dwSize); - return p; -} |