ref: 864ff21021b207153b916de6d727dcc23671796a
dir: /codec/encoder/core/inc/au_set.h/
/*!
* \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.
*
*
* \file au_set.h
*
* \brief Interfaces introduced in Access Unit level based writer
*
* \date 05/18/2009 Created
* 05/21/2009 Added init_sps and init_pps
*
*************************************************************************************
*/
#ifndef WELS_ACCESS_UNIT_WRITER_H__
#define WELS_ACCESS_UNIT_WRITER_H__
#include "parameter_sets.h"
#include "param_svc.h"
#include "utils.h"
namespace WelsEnc {
/*!
*************************************************************************************
* \brief to write Sequence Parameter Set (SPS)
*
* \param pSps SWelsSPS to be wrote
* \param bs_aux bitstream writer auxiliary
*
* \return 0 - successed
* 1 - failed
*
* \note Call it in case EWelsNalUnitType is SPS.
*************************************************************************************
*/
int32_t WelsWriteSpsNal (SWelsSPS* pSps, SBitStringAux* pBitStringAux, int32_t* pSpsIdDelta);
/*!
*************************************************************************************
* \brief to write SubSet Sequence Parameter Set
*
* \param sub_sps subset pSps parsed
* \param bs_aux bitstream writer auxiliary
*
* \return 0 - successed
* 1 - failed
*
* \note Call it in case EWelsNalUnitType is SubSet SPS.
*************************************************************************************
*/
int32_t WelsWriteSubsetSpsSyntax (SSubsetSps* pSubsetSps, SBitStringAux* pBitStringAux , int32_t* pSpsIdDelta);
/*!
*************************************************************************************
* \brief to write Picture Parameter Set (PPS)
*
* \param pPps pPps
* \param bs_aux bitstream writer auxiliary
*
* \return 0 - successed
* 1 - failed
*
* \note Call it in case EWelsNalUnitType is PPS.
*************************************************************************************
*/
int32_t WelsWritePpsSyntax (SWelsPPS* pPps, SBitStringAux* pBitStringAux, SParaSetOffset* sPSOVector);
/*!
* \brief initialize pSps based on configurable parameters in svc
* \param pSps SWelsSPS*
* \param pLayerParam SSpatialLayerConfig dependency layer parameter
* \param pLayerParamInternal SSpatialLayerInternal*, internal dependency layer parameter
* \param iSpsId SPS Id
* \return 0 - successful
* 1 - failed
*/
int32_t WelsInitSps (SWelsSPS* pSps, SSpatialLayerConfig* pLayerParam, SSpatialLayerInternal* pLayerParamInternal,
const uint32_t kuiIntraPeriod, const int32_t kiNumRefFrame,
const uint32_t kiSpsId, const bool kbEnableFrameCropping, bool bEnableRc,
const int32_t kiDlayerCount,bool bSVCBaselayer);
/*!
* \brief initialize subset pSps based on configurable parameters in svc
* \param pSubsetSps SSubsetSps*
* \param pLayerParam SSpatialLayerConfig dependency layer parameter
* \param pLayerParamInternal SSpatialLayerInternal*, internal dependency layer parameter
* \param kiSpsId SPS Id
* \return 0 - successful
* 1 - failed
*/
int32_t WelsInitSubsetSps (SSubsetSps* pSubsetSps, SSpatialLayerConfig* pLayerParam,
SSpatialLayerInternal* pLayerParamInternal,
const uint32_t kuiIntraPeriod, const int32_t kiNumRefFrame,
const uint32_t kiSpsId, const bool kbEnableFrameCropping, bool bEnableRc,
const int32_t kiDlayerCount);
/*!
* \brief initialize pPps based on configurable parameters and pSps(subset pSps) in svc
* \param pPps SWelsPPS*
* \param pSps SWelsSPS*
* \param pSubsetSps SSubsetSps*
* \param kbDeblockingFilterPresentFlag bool
* \param kiPpsId PPS Id
* \param kbUsingSubsetSps bool
* \return 0 - successful
* 1 - failed
*/
int32_t WelsInitPps (SWelsPPS* pPps,
SWelsSPS* pSps,
SSubsetSps* pSubsetSps,
const uint32_t kuiPpsId,
const bool kbDeblockingFilterPresentFlag,
const bool kbUsingSubsetSps,
const bool kbEntropyCodingModeFlag);
int32_t WelsCheckRefFrameLimitationNumRefFirst (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam);
int32_t WelsCheckRefFrameLimitationLevelIdcFirst (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam);
int32_t WelsAdjustLevel (SSpatialLayerConfig* pSpatialLayer);
/*!
* \brief check if the current parameter can found a presenting sps
* \param pParam the current encoding paramter in SWelsSvcCodingParam
* \param kbUseSubsetSps bool
* \param iDlayerIndex int, the index of current D layer
* \param iDlayerCount int, the number of total D layer
* \param pSpsArray array of all the stored SPSs
* \param pSubsetArray array of all the stored Subset-SPSs
* \return 0 - successful
* -1 - cannot find existing SPS for current encoder parameter
*/
int32_t FindExistingSps (SWelsSvcCodingParam* pParam, const bool kbUseSubsetSps, const int32_t iDlayerIndex,
const int32_t iDlayerCount, const int32_t iSpsNumInUse,
SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray,
bool bSVCBaselayer);
}
#endif//WELS_ACCESS_UNIT_PARSER_H__