From 0ef7ba086f9e48100f9caebd0a52de478f0ada0a Mon Sep 17 00:00:00 2001 From: Nicolas Pena Date: Wed, 4 Jan 2017 16:18:57 -0500 Subject: Kill render_int.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit CPDF_DIBSource was already in its own file, but files needed renaming. Change-Id: Ib3ac787a0bb33d3f78ecdcdfcdbc938867857a14 Reviewed-on: https://pdfium-review.googlesource.com/2152 Commit-Queue: Nicolás Peña Reviewed-by: Tom Sepez --- core/fpdfapi/render/cpdf_dibsource.h | 155 +++++++++++++++++++++++++++++++++++ 1 file changed, 155 insertions(+) create mode 100644 core/fpdfapi/render/cpdf_dibsource.h (limited to 'core/fpdfapi/render/cpdf_dibsource.h') diff --git a/core/fpdfapi/render/cpdf_dibsource.h b/core/fpdfapi/render/cpdf_dibsource.h new file mode 100644 index 0000000000..8369d2a1be --- /dev/null +++ b/core/fpdfapi/render/cpdf_dibsource.h @@ -0,0 +1,155 @@ +// 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 +#include +#include + +#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/fxge/cfx_fxgedevice.h" +#include "core/fxge/cfx_renderdevice.h" + +class CCodec_Jbig2Context; +class CCodec_ScanlineDecoder; +class CPDF_Color; +class CPDF_Dictionary; +class CPDF_Document; +class CPDF_Stream; + +typedef struct { + FX_FLOAT m_DecodeMin; + FX_FLOAT m_DecodeStep; + int m_ColorKeyMin; + int m_ColorKeyMax; +} DIB_COMP_DATA; + +#define FPDF_HUGE_IMAGE_SIZE 60000000 + +class CPDF_DIBSource : public CFX_DIBSource { + public: + CPDF_DIBSource(); + ~CPDF_DIBSource() override; + + bool Load(CPDF_Document* pDoc, + const CPDF_Stream* pStream, + CPDF_DIBSource** ppMask, + uint32_t* pMatteColor, + CPDF_Dictionary* pFormResources, + CPDF_Dictionary* pPageResources, + bool bStdCS = false, + uint32_t GroupFamily = 0, + bool bLoadMask = false); + + // CFX_DIBSource + bool SkipToScanline(int line, IFX_Pause* 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; + + uint32_t GetMatteColor() const { return m_MatteColor; } + + int StartLoadDIBSource(CPDF_Document* pDoc, + const CPDF_Stream* pStream, + bool bHasMask, + CPDF_Dictionary* pFormResources, + CPDF_Dictionary* pPageResources, + bool bStdCS = false, + uint32_t GroupFamily = 0, + bool bLoadMask = false); + int ContinueLoadDIBSource(IFX_Pause* pPause); + int StratLoadMask(); + int StartLoadMaskDIB(); + int ContinueLoadMaskDIB(IFX_Pause* pPause); + int ContinueToLoadMask(); + CPDF_DIBSource* DetachMask(); + + private: + bool LoadColorInfo(const CPDF_Dictionary* pFormResources, + const CPDF_Dictionary* pPageResources); + DIB_COMP_DATA* GetDecodeAndMaskArray(bool& bDefaultDecode, bool& bColorKey); + CPDF_DIBSource* LoadMask(uint32_t& MatteColor); + CPDF_DIBSource* LoadMaskDIB(CPDF_Stream* pMask); + void LoadJpxBitmap(); + void LoadPalette(); + int CreateDecoder(); + void TranslateScanline24bpp(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; + + CPDF_Document* m_pDocument; + const CPDF_Stream* m_pStream; + std::unique_ptr m_pStreamAcc; + const CPDF_Dictionary* m_pDict; + CPDF_ColorSpace* m_pColorSpace; + uint32_t m_Family; + uint32_t m_bpc; + uint32_t m_bpc_orig; + uint32_t m_nComponents; + uint32_t m_GroupFamily; + uint32_t m_MatteColor; + bool m_bLoadMask; + bool m_bDefaultDecode; + bool m_bImageMask; + bool m_bDoBpcCheck; + bool m_bColorKey; + bool m_bHasMask; + bool m_bStdCS; + DIB_COMP_DATA* m_pCompData; + uint8_t* m_pLineBuf; + uint8_t* m_pMaskedLine; + std::unique_ptr m_pCachedBitmap; + std::unique_ptr m_pDecoder; + CPDF_DIBSource* m_pMask; + std::unique_ptr m_pGlobalStream; + std::unique_ptr m_pJbig2Context; + CPDF_Stream* m_pMaskStream; + int m_Status; +}; + +#endif // CORE_FPDFAPI_RENDER_CPDF_DIBSOURCE_H_ -- cgit v1.2.3