/*! * \copy *     Copyright (c)  2009-2013, Cisco Systems *     All rights reserved. * *     Redistribution and use in source and binary forms, with or without *     modification, are permitted provided that the following conditions *     are met: * *        * Redistributions of source code must retain the above copyright *          notice, this list of conditions and the following disclaimer. * *        * Redistributions in binary form must reproduce the above copyright *          notice, this list of conditions and the following disclaimer in *          the documentation and/or other materials provided with the *          distribution. * *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE *     POSSIBILITY OF SUCH DAMAGE. * * *  WelsDecoderExt.h * *  Abstract *      Cisco OpenH264 decoder extension utilization interface * *  History *      3/12/2009 Created * * *************************************************************************/#if !defined(WELS_PLUS_WELSDECODEREXT_H)#define WELS_PLUS_WELSDECODEREXT_H #include "codec_api.h"#include "codec_app_def.h"#include "decoder_context.h"#include "welsCodecTrace.h"#include "cpu.h" class ISVCDecoder; namespace WelsDec { //#define OUTPUT_BIT_STREAM  ////for test to output bitstream class CWelsDecoder : public ISVCDecoder { public:CWelsDecoder (void);virtual ~CWelsDecoder(); virtual long EXTAPI Initialize (const SDecodingParam* pParam);virtual long EXTAPI Uninitialize(); /****************************************************************************	Description:*		Decompress one frame, and output I420 or RGB24(in the future) decoded stream and its length.*	Input parameters:*       Parameter		TYPE			       Description*       pSrc             unsigned char*         the h264 stream to decode*       srcLength       int                    the length of h264 steam*       pDst             unsigned char*         buffer pointer of decoded data*       pDstInfo        SBufferInfo&           information provided to API including width, height, SW/HW option, etc**	return: if decode frame success return 0, otherwise corresponding error returned.***************************************************************************/virtual DECODING_STATE EXTAPI DecodeFrame (const unsigned char* kpSrc,    const int kiSrcLen,    unsigned char** ppDst,    int* pStride,    int& iWidth,    int& iHeight); virtual DECODING_STATE EXTAPI DecodeFrame2 (const unsigned char* kpSrc,    const int kiSrcLen,    unsigned char** ppDst,    SBufferInfo* pDstInfo);virtual DECODING_STATE EXTAPI DecodeParser (const unsigned char* kpSrc,    const int kiSrcLen,    SParserBsInfo* pDstInfo);virtual DECODING_STATE EXTAPI DecodeFrameEx (const unsigned char* kpSrc,    const int kiSrcLen,    unsigned char* pDst,    int iDstStride,    int& iDstLen,    int& iWidth,    int& iHeight,    int& color_format); virtual long EXTAPI SetOption (DECODER_OPTION eOptID, void* pOption);virtual long EXTAPI GetOption (DECODER_OPTION eOptID, void* pOption);  private:PWelsDecoderContext 				m_pDecContext;welsCodecTrace*			m_pWelsTrace; int32_t InitDecoder (const bool);void UninitDecoder (void); #ifdef OUTPUT_BIT_STREAMWelsFileHandle* m_pFBS;WelsFileHandle* m_pFBSSize;#endif//OUTPUT_BIT_STREAM }; } // namespace WelsDec #endif // !defined(WELS_PLUS_WELSDECODEREXT_H)