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| 1 // Copyright 2016 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 | |
| 7 #ifndef CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_IMAGE_H_ | |
| 8 #define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_IMAGE_H_ | |
| 9 | |
| 10 #include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h" | |
| 11 #include "core/fxcrt/include/fx_system.h" | |
| 12 | |
| 13 #define PDF_IMAGE_NO_COMPRESS 0x0000 | |
| 14 #define PDF_IMAGE_LOSSY_COMPRESS 0x0001 | |
| 15 #define PDF_IMAGE_LOSSLESS_COMPRESS 0x0002 | |
| 16 #define PDF_IMAGE_MASK_LOSSY_COMPRESS 0x0004 | |
| 17 #define PDF_IMAGE_MASK_LOSSLESS_COMPRESS 0x0008 | |
| 18 | |
| 19 class CFX_DIBitmap; | |
| 20 class CFX_DIBSource; | |
| 21 class CPDF_Dictionay; | |
| 22 class CPDF_Document; | |
| 23 class CPDF_Page; | |
| 24 class IFX_FileRead; | |
| 25 class IFX_FileWrite; | |
| 26 class IFX_Pause; | |
| 27 | |
| 28 class CPDF_Image { | |
| 29 public: | |
| 30 explicit CPDF_Image(CPDF_Document* pDoc); | |
| 31 CPDF_Image(CPDF_Document* pDoc, CPDF_Stream* pStream, bool bInline); | |
| 32 ~CPDF_Image(); | |
| 33 | |
| 34 CPDF_Image* Clone(); | |
| 35 | |
| 36 CPDF_Dictionary* GetInlineDict() const { return m_pInlineDict; } | |
| 37 CPDF_Stream* GetStream() const { return m_pStream; } | |
| 38 CPDF_Dictionary* GetDict() const { | |
| 39 return m_pStream ? m_pStream->GetDict() : nullptr; | |
| 40 } | |
| 41 CPDF_Dictionary* GetOC() const { return m_pOC; } | |
| 42 CPDF_Document* GetDocument() const { return m_pDocument; } | |
| 43 | |
| 44 int32_t GetPixelHeight() const { return m_Height; } | |
| 45 int32_t GetPixelWidth() const { return m_Width; } | |
| 46 | |
| 47 bool IsInline() const { return m_bInline; } | |
| 48 bool IsMask() const { return m_bIsMask; } | |
| 49 bool IsInterpol() const { return m_bInterpolate; } | |
| 50 | |
| 51 CFX_DIBSource* LoadDIBSource(CFX_DIBSource** ppMask = nullptr, | |
| 52 uint32_t* pMatteColor = nullptr, | |
| 53 FX_BOOL bStdCS = FALSE, | |
| 54 uint32_t GroupFamily = 0, | |
| 55 FX_BOOL bLoadMask = FALSE) const; | |
| 56 | |
| 57 void SetInlineDict(CPDF_Dictionary* pDict) { m_pInlineDict = pDict; } | |
| 58 void SetImage(const CFX_DIBitmap* pDIBitmap, int32_t iCompress); | |
| 59 void SetJpegImage(IFX_FileRead* pFile); | |
| 60 | |
| 61 void ResetCache(CPDF_Page* pPage, const CFX_DIBitmap* pDIBitmap); | |
| 62 | |
| 63 FX_BOOL StartLoadDIBSource(CPDF_Dictionary* pFormResource, | |
| 64 CPDF_Dictionary* pPageResource, | |
| 65 FX_BOOL bStdCS = FALSE, | |
| 66 uint32_t GroupFamily = 0, | |
| 67 FX_BOOL bLoadMask = FALSE); | |
| 68 FX_BOOL Continue(IFX_Pause* pPause); | |
| 69 CFX_DIBSource* DetachBitmap(); | |
| 70 CFX_DIBSource* DetachMask(); | |
| 71 | |
| 72 CFX_DIBSource* m_pDIBSource; | |
| 73 CFX_DIBSource* m_pMask; | |
| 74 uint32_t m_MatteColor; | |
| 75 | |
| 76 private: | |
| 77 CPDF_Dictionary* InitJPEG(uint8_t* pData, uint32_t size); | |
| 78 | |
| 79 CPDF_Stream* m_pStream; | |
| 80 const bool m_bInline; | |
| 81 CPDF_Dictionary* m_pInlineDict; | |
| 82 int32_t m_Height; | |
| 83 int32_t m_Width; | |
| 84 bool m_bIsMask; | |
| 85 bool m_bInterpolate; | |
| 86 CPDF_Document* const m_pDocument; | |
| 87 CPDF_Dictionary* m_pOC; | |
| 88 }; | |
| 89 | |
| 90 #endif // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_IMAGE_H_ | |
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