diff options
Diffstat (limited to 'core/fpdfapi/render/cpdf_dibsource.h')
| -rw-r--r-- | core/fpdfapi/render/cpdf_dibsource.h | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/core/fpdfapi/render/cpdf_dibsource.h b/core/fpdfapi/render/cpdf_dibsource.h deleted file mode 100644 index 597390cd18..0000000000 --- a/core/fpdfapi/render/cpdf_dibsource.h +++ /dev/null @@ -1,163 +0,0 @@ -// Copyright 2017 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 - -#ifndef CORE_FPDFAPI_RENDER_CPDF_DIBSOURCE_H_ -#define CORE_FPDFAPI_RENDER_CPDF_DIBSOURCE_H_ - -#include <map> -#include <memory> -#include <vector> - -#include "core/fpdfapi/page/cpdf_clippath.h" -#include "core/fpdfapi/page/cpdf_countedobject.h" -#include "core/fpdfapi/page/cpdf_graphicstates.h" -#include "core/fpdfapi/parser/cpdf_stream_acc.h" -#include "core/fpdfapi/render/cpdf_imageloader.h" -#include "core/fpdfapi/render/cpdf_rendercontext.h" -#include "core/fpdfapi/render/cpdf_renderoptions.h" -#include "core/fxcrt/retain_ptr.h" -#include "core/fxcrt/unowned_ptr.h" -#include "core/fxge/cfx_defaultrenderdevice.h" -#include "core/fxge/dib/cfx_dibsource.h" - -class CCodec_Jbig2Context; -class CCodec_ScanlineDecoder; -class CPDF_Color; -class CPDF_Dictionary; -class CPDF_Document; -class CPDF_Stream; - -struct DIB_COMP_DATA { - float m_DecodeMin; - float m_DecodeStep; - int m_ColorKeyMin; - int m_ColorKeyMax; -}; - -#define FPDF_HUGE_IMAGE_SIZE 60000000 - -class CPDF_DIBSource : public CFX_DIBSource { - public: - enum class LoadState : uint8_t { kFail, kSuccess, kContinue }; - - template <typename T, typename... Args> - friend RetainPtr<T> pdfium::MakeRetain(Args&&... args); - - bool Load(CPDF_Document* pDoc, const CPDF_Stream* pStream); - - // CFX_DIBSource - bool SkipToScanline(int line, PauseIndicatorIface* pPause) const override; - uint8_t* GetBuffer() const override; - const uint8_t* GetScanline(int line) const override; - void DownSampleScanline(int line, - uint8_t* dest_scan, - int dest_bpp, - int dest_width, - bool bFlipX, - int clip_left, - int clip_width) const override; - - const CPDF_ColorSpace* GetColorSpace() const { return m_pColorSpace.Get(); } - uint32_t GetMatteColor() const { return m_MatteColor; } - - LoadState StartLoadDIBSource(CPDF_Document* pDoc, - const CPDF_Stream* pStream, - bool bHasMask, - const CPDF_Dictionary* pFormResources, - CPDF_Dictionary* pPageResources, - bool bStdCS, - uint32_t GroupFamily, - bool bLoadMask); - LoadState ContinueLoadDIBSource(PauseIndicatorIface* pPause); - RetainPtr<CPDF_DIBSource> DetachMask(); - - bool IsJBigImage() const; - - private: - CPDF_DIBSource(); - ~CPDF_DIBSource() override; - - LoadState StartLoadMask(); - LoadState StartLoadMaskDIB(); - bool ContinueToLoadMask(); - LoadState ContinueLoadMaskDIB(PauseIndicatorIface* pPause); - bool LoadColorInfo(const CPDF_Dictionary* pFormResources, - const CPDF_Dictionary* pPageResources); - bool GetDecodeAndMaskArray(bool* bDefaultDecode, bool* bColorKey); - RetainPtr<CFX_DIBitmap> LoadJpxBitmap(); - void LoadPalette(); - LoadState CreateDecoder(); - bool CreateDCTDecoder(const uint8_t* src_data, - uint32_t src_size, - const CPDF_Dictionary* pParams); - void TranslateScanline24bpp(uint8_t* dest_scan, - const uint8_t* src_scan) const; - bool TranslateScanline24bppDefaultDecode(uint8_t* dest_scan, - const uint8_t* src_scan) const; - void ValidateDictParam(); - void DownSampleScanline1Bit(int orig_Bpp, - int dest_Bpp, - uint32_t src_width, - const uint8_t* pSrcLine, - uint8_t* dest_scan, - int dest_width, - bool bFlipX, - int clip_left, - int clip_width) const; - void DownSampleScanline8Bit(int orig_Bpp, - int dest_Bpp, - uint32_t src_width, - const uint8_t* pSrcLine, - uint8_t* dest_scan, - int dest_width, - bool bFlipX, - int clip_left, - int clip_width) const; - void DownSampleScanline32Bit(int orig_Bpp, - int dest_Bpp, - uint32_t src_width, - const uint8_t* pSrcLine, - uint8_t* dest_scan, - int dest_width, - bool bFlipX, - int clip_left, - int clip_width) const; - bool TransMask() const; - - UnownedPtr<CPDF_Document> m_pDocument; - UnownedPtr<const CPDF_Stream> m_pStream; - UnownedPtr<const CPDF_Dictionary> m_pDict; - RetainPtr<CPDF_StreamAcc> m_pStreamAcc; - UnownedPtr<CPDF_ColorSpace> m_pColorSpace; - uint32_t m_Family = 0; - uint32_t m_bpc = 0; - uint32_t m_bpc_orig = 0; - uint32_t m_nComponents = 0; - uint32_t m_GroupFamily = 0; - uint32_t m_MatteColor = 0; - bool m_bLoadMask = false; - bool m_bDefaultDecode = true; - bool m_bImageMask = false; - bool m_bDoBpcCheck = true; - bool m_bColorKey = false; - bool m_bHasMask = false; - bool m_bStdCS = false; - std::vector<DIB_COMP_DATA> m_CompData; - std::unique_ptr<uint8_t, FxFreeDeleter> m_pLineBuf; - std::unique_ptr<uint8_t, FxFreeDeleter> m_pMaskedLine; - RetainPtr<CFX_DIBitmap> m_pCachedBitmap; - RetainPtr<CPDF_DIBSource> m_pMask; - RetainPtr<CPDF_StreamAcc> m_pGlobalStream; - std::unique_ptr<CCodec_ScanlineDecoder> m_pDecoder; - - // Must come after |m_pCachedBitmap|. - std::unique_ptr<CCodec_Jbig2Context> m_pJbig2Context; - - UnownedPtr<const CPDF_Stream> m_pMaskStream; - LoadState m_Status = LoadState::kFail; -}; - -#endif // CORE_FPDFAPI_RENDER_CPDF_DIBSOURCE_H_ |