117 lines
3.9 KiB
C++
117 lines
3.9 KiB
C++
/*!
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* \copy
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* Copyright (c) 2009-2013, Cisco Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* WelsDecoderExt.h
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*
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* Abstract
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* Cisco OpenH264 decoder extension utilization interface
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*
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* History
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* 3/12/2009 Created
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*
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*
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*************************************************************************/
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#if !defined(WELS_PLUS_WELSDECODEREXT_H)
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#define WELS_PLUS_WELSDECODEREXT_H
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#include "codec_api.h"
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#include "codec_app_def.h"
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#include "decoder_context.h"
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#include "welsCodecTrace.h"
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#include "cpu.h"
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class ISVCDecoder;
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namespace WelsDec {
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//#define OUTPUT_BIT_STREAM ////for test to output bitstream
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class CWelsDecoder : public ISVCDecoder {
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public:
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CWelsDecoder (void);
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virtual ~CWelsDecoder();
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virtual long EXTAPI Initialize (const SDecodingParam* pParam);
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virtual long EXTAPI Uninitialize();
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/***************************************************************************
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* Description:
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* Decompress one frame, and output I420 or RGB24(in the future) decoded stream and its length.
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* Input parameters:
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* Parameter TYPE Description
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* pSrc unsigned char* the h264 stream to decode
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* srcLength int the length of h264 steam
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* pDst unsigned char* buffer pointer of decoded data
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* pDstInfo SBufferInfo& information provided to API including width, height, SW/HW option, etc
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*
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* return: if decode frame success return 0, otherwise corresponding error returned.
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***************************************************************************/
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virtual DECODING_STATE EXTAPI DecodeFrame (const unsigned char* kpSrc,
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const int kiSrcLen,
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unsigned char** ppDst,
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int* pStride,
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int& iWidth,
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int& iHeight);
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virtual DECODING_STATE EXTAPI DecodeFrame2 (const unsigned char* kpSrc,
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const int kiSrcLen,
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unsigned char** ppDst,
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SBufferInfo* pDstInfo);
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virtual DECODING_STATE EXTAPI DecodeFrameEx (const unsigned char* kpSrc,
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const int kiSrcLen,
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unsigned char* pDst,
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int iDstStride,
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int& iDstLen,
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int& iWidth,
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int& iHeight,
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int& color_format);
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virtual long EXTAPI SetOption (DECODER_OPTION eOptID, void* pOption);
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virtual long EXTAPI GetOption (DECODER_OPTION eOptID, void* pOption);
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private:
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PWelsDecoderContext m_pDecContext;
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welsCodecTrace* m_pWelsTrace;
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void InitDecoder (void);
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void UninitDecoder (void);
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#ifdef OUTPUT_BIT_STREAM
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WelsFileHandle* m_pFBS;
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WelsFileHandle* m_pFBSSize;
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#endif//OUTPUT_BIT_STREAM
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};
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} // namespace WelsDec
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#endif // !defined(WELS_PLUS_WELSDECODEREXT_H)
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