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author | Tom Sepez <tsepez@chromium.org> | 2016-03-15 09:33:58 -0700 |
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committer | Tom Sepez <tsepez@chromium.org> | 2016-03-15 09:33:58 -0700 |
commit | 92bbb6fce88d1cb4d931da66adf690850ce62fd1 (patch) | |
tree | 5fa459547fd43200d341ef1849fad268e34743b5 /core/fpdfapi/fpdf_parser/cpdf_stream.cpp | |
parent | 2df269c52741c12d63300cee806e96ae5d0b038f (diff) | |
download | pdfium-92bbb6fce88d1cb4d931da66adf690850ce62fd1.tar.xz |
Split CPDF_Stream/CPDF_StreamAcc into separate files
R=dsinclair@chromium.org
Review URL: https://codereview.chromium.org/1783933003 .
Diffstat (limited to 'core/fpdfapi/fpdf_parser/cpdf_stream.cpp')
-rw-r--r-- | core/fpdfapi/fpdf_parser/cpdf_stream.cpp | 97 |
1 files changed, 1 insertions, 96 deletions
diff --git a/core/fpdfapi/fpdf_parser/cpdf_stream.cpp b/core/fpdfapi/fpdf_parser/cpdf_stream.cpp index 45c946ab5f..7faf9ddd44 100644 --- a/core/fpdfapi/fpdf_parser/cpdf_stream.cpp +++ b/core/fpdfapi/fpdf_parser/cpdf_stream.cpp @@ -7,6 +7,7 @@ #include "core/include/fpdfapi/cpdf_stream.h" #include "core/include/fpdfapi/cpdf_dictionary.h" +#include "core/include/fpdfapi/cpdf_stream_acc.h" #include "core/include/fpdfapi/fpdf_parser_decode.h" CPDF_Stream::CPDF_Stream(uint8_t* pData, FX_DWORD size, CPDF_Dictionary* pDict) @@ -134,99 +135,3 @@ CFX_WideString CPDF_Stream::GetUnicodeText() const { return PDF_DecodeText(stream.GetData(), stream.GetSize()); } -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, - FX_DWORD 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; - FX_DWORD 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(); - } - uint8_t* pDecryptedData = pSrcData; - FX_DWORD dwDecryptedSize = dwSrcSize; - if (!pStream->GetDict()->KeyExist("Filter") || bRawAccess) { - m_pData = pDecryptedData; - m_dwSize = dwDecryptedSize; - } else { - FX_BOOL bRet = PDF_DataDecode( - pDecryptedData, dwDecryptedSize, m_pStream->GetDict(), m_pData, - m_dwSize, m_ImageDecoder, m_pImageParam, estimated_size, bImageAcc); - if (!bRet) { - m_pData = pDecryptedData; - m_dwSize = dwDecryptedSize; - } - } - if (pSrcData != pStream->GetRawData() && pSrcData != m_pData) { - FX_Free(pSrcData); - } - if (pDecryptedData != pSrcData && pDecryptedData != m_pData) { - FX_Free(pDecryptedData); - } - 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; - } - if (!m_pStream) { - return nullptr; - } - return m_pStream->GetRawData(); -} - -FX_DWORD CPDF_StreamAcc::GetSize() const { - if (m_bNewBuf) { - return m_dwSize; - } - if (!m_pStream) { - return 0; - } - return m_pStream->GetRawSize(); -} - -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; -} |