| Index: core/fxcodec/codec/ccodec_scanlinedecoder.h
|
| diff --git a/core/fxcodec/codec/ccodec_scanlinedecoder.h b/core/fxcodec/codec/ccodec_scanlinedecoder.h
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..cd18c8d76ec793012c9269824ee8144bf1122e38
|
| --- /dev/null
|
| +++ b/core/fxcodec/codec/ccodec_scanlinedecoder.h
|
| @@ -0,0 +1,46 @@
|
| +// 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_FXCODEC_CODEC_CCODEC_SCANLINEDECODER_H_
|
| +#define CORE_FXCODEC_CODEC_CCODEC_SCANLINEDECODER_H_
|
| +
|
| +#include "core/fxcrt/include/fx_system.h"
|
| +
|
| +class IFX_Pause;
|
| +
|
| +class CCodec_ScanlineDecoder {
|
| + public:
|
| + CCodec_ScanlineDecoder();
|
| + virtual ~CCodec_ScanlineDecoder();
|
| +
|
| + const uint8_t* GetScanline(int line);
|
| + FX_BOOL SkipToScanline(int line, IFX_Pause* pPause);
|
| +
|
| + int GetWidth() { return m_OutputWidth; }
|
| + int GetHeight() { return m_OutputHeight; }
|
| + int CountComps() { return m_nComps; }
|
| + int GetBPC() { return m_bpc; }
|
| +
|
| + virtual uint32_t GetSrcOffset() = 0;
|
| +
|
| + protected:
|
| + virtual FX_BOOL v_Rewind() = 0;
|
| + virtual uint8_t* v_GetNextLine() = 0;
|
| +
|
| + uint8_t* ReadNextLine();
|
| +
|
| + int m_OrigWidth;
|
| + int m_OrigHeight;
|
| + int m_OutputWidth;
|
| + int m_OutputHeight;
|
| + int m_nComps;
|
| + int m_bpc;
|
| + uint32_t m_Pitch;
|
| + int m_NextLine;
|
| + uint8_t* m_pLastScanline;
|
| +};
|
| +
|
| +#endif // CORE_FXCODEC_CODEC_CCODEC_SCANLINEDECODER_H_
|
|
|