ref: 301fd58c045e6e82618f014436133c01405a8a38
dir: /codec/api/svc/codec_api.h/
/*!
* \copy
* Copyright (c) 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.
*
*/
#ifndef WELS_VIDEO_CODEC_SVC_API_H__
#define WELS_VIDEO_CODEC_SVC_API_H__
#include "codec_app_def.h"
#include "codec_def.h"
class ISVCEncoder {
public:
/*
* return: CM_RETURN: 0 - success; otherwise - failed;
*/
virtual int Initialize (SVCEncodingParam* pParam, const INIT_TYPE kiInitType = INIT_TYPE_PARAMETER_BASED) = 0;
virtual int Initialize (void* pParam, const INIT_TYPE kiInitType = INIT_TYPE_CONFIG_BASED) = 0;
virtual int Uninitialize() = 0;
/*
* return: EVideoFrameType [IDR: videoFrameTypeIDR; P: videoFrameTypeP; ERROR: videoFrameTypeInvalid]
*/
virtual int EncodeFrame (const unsigned char* kpSrc, SFrameBSInfo* pBsInfo) = 0;
virtual int EncodeFrame (const SSourcePicture** kppSrcPicList, int nSrcPicNum, SFrameBSInfo* pBsInfo) = 0;
/*
* return: 0 - success; otherwise - failed;
*/
virtual int PauseFrame (const unsigned char* kpSrc, SFrameBSInfo* pBsInfo) = 0;
/*
* return: 0 - success; otherwise - failed;
*/
virtual int ForceIntraFrame (bool bIDR) = 0;
/************************************************************************
* InDataFormat, IDRInterval, SVC Encode Param, Frame Rate, Bitrate,..
************************************************************************/
/*
* return: CM_RETURN: 0 - success; otherwise - failed;
*/
virtual int SetOption (ENCODER_OPTION eOptionId, void* pOption) = 0;
virtual int GetOption (ENCODER_OPTION eOptionId, void* pOption) = 0;
};
class ISVCDecoder {
public:
virtual long Initialize (void* pParam, const INIT_TYPE iInitType) = 0;
virtual long Uninitialize() = 0;
virtual DECODING_STATE DecodeFrame (const unsigned char* pSrc,
const int iSrcLen,
unsigned char** ppDst,
int* pStride,
int& iWidth,
int& iHeight) = 0;
/*
* src must be 4 byte aligned, recommend 16 byte aligned. the available src size must be multiple of 4.
*/
virtual DECODING_STATE DecodeFrame (const unsigned char* pSrc,
const int iSrcLen,
void** ppDst,
SBufferInfo* pDstInfo) = 0;
/*
* src must be 4 byte aligned, recommend 16 byte aligned. the available src size must be multiple of 4.
*/
virtual DECODING_STATE DecodeFrameEx (const unsigned char* pSrc,
const int iSrcLen,
unsigned char* pDst,
int iDstStride,
int& iDstLen,
int& iWidth,
int& iHeight,
int& iColorFormat) = 0;
/*************************************************************************
* OutDataFormat
*************************************************************************/
virtual long SetOption (DECODER_OPTION eOptionId, void* pOption) = 0;
virtual long GetOption (DECODER_OPTION eOptionId, void* pOption) = 0;
};
extern "C"
{
int CreateSVCEncoder (ISVCEncoder** ppEncoder);
void DestroySVCEncoder (ISVCEncoder* pEncoder);
long CreateDecoder (ISVCDecoder** ppDecoder);
void DestroyDecoder (ISVCDecoder* pDecoder);
}
#endif//WELS_VIDEO_CODEC_SVC_API_H__