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// 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
#ifndef CORE_FPDFAPI_PAGE_CPDF_IMAGE_H_
#define CORE_FPDFAPI_PAGE_CPDF_IMAGE_H_
#include <memory>
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fxcrt/cfx_maybe_owned.h"
#include "core/fxcrt/cfx_retain_ptr.h"
#include "core/fxcrt/fx_system.h"
class CFX_DIBSource;
class CFX_DIBitmap;
class CPDF_Document;
class CPDF_Page;
class IFX_Pause;
class IFX_SeekableReadStream;
class CPDF_Image : public CFX_Retainable {
public:
template <typename T, typename... Args>
friend CFX_RetainPtr<T> pdfium::MakeRetain(Args&&... args);
void ConvertStreamToIndirectObject();
CPDF_Dictionary* GetInlineDict() const { return m_pDict.Get(); }
CPDF_Stream* GetStream() const { return m_pStream.Get(); }
CPDF_Dictionary* GetDict() const {
return m_pStream ? m_pStream->GetDict() : nullptr;
}
CPDF_Dictionary* GetOC() const { return m_pOC; }
CPDF_Document* GetDocument() const { return m_pDocument; }
int32_t GetPixelHeight() const { return m_Height; }
int32_t GetPixelWidth() const { return m_Width; }
bool IsInline() const { return m_bIsInline; }
bool IsMask() const { return m_bIsMask; }
bool IsInterpol() const { return m_bInterpolate; }
CFX_RetainPtr<CFX_DIBSource> LoadDIBSource() const;
void SetImage(const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap);
void SetJpegImage(const CFX_RetainPtr<IFX_SeekableReadStream>& pFile);
void SetJpegImageInline(const CFX_RetainPtr<IFX_SeekableReadStream>& pFile);
void ResetCache(CPDF_Page* pPage,
const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap);
bool StartLoadDIBSource(CPDF_Dictionary* pFormResource,
CPDF_Dictionary* pPageResource,
bool bStdCS = false,
uint32_t GroupFamily = 0,
bool bLoadMask = false);
bool Continue(IFX_Pause* pPause);
CFX_RetainPtr<CFX_DIBSource> DetachBitmap();
CFX_RetainPtr<CFX_DIBSource> DetachMask();
CFX_RetainPtr<CFX_DIBSource> m_pDIBSource;
CFX_RetainPtr<CFX_DIBSource> m_pMask;
uint32_t m_MatteColor = 0;
private:
explicit CPDF_Image(CPDF_Document* pDoc);
CPDF_Image(CPDF_Document* pDoc, std::unique_ptr<CPDF_Stream> pStream);
CPDF_Image(CPDF_Document* pDoc, uint32_t dwStreamObjNum);
~CPDF_Image() override;
void FinishInitialization();
std::unique_ptr<CPDF_Dictionary> InitJPEG(uint8_t* pData, uint32_t size);
int32_t m_Height = 0;
int32_t m_Width = 0;
bool m_bIsInline = false;
bool m_bIsMask = false;
bool m_bInterpolate = false;
CPDF_Document* const m_pDocument;
CFX_MaybeOwned<CPDF_Stream> m_pStream;
CFX_MaybeOwned<CPDF_Dictionary> m_pDict;
CPDF_Dictionary* m_pOC = nullptr;
};
#endif // CORE_FPDFAPI_PAGE_CPDF_IMAGE_H_
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