Chromium Code Reviews| 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; |
|
Tom Sepez
2016/04/11 17:16:21
Do these still need to be virtual?
dsinclair
2016/04/11 20:40:40
Yes, there are subclasses of CCodec_ScanlineDecode
|
| + 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_ |