shithub: openh264

ref: 2edc251ded2d7d7c8d9f82f99b3d072aa2581131
dir: /codec/encoder/core/inc/svc_encode_slice.h/

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/*!
 * \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	svc_encode_slice.h
 *
 * \brief	svc encoding slice 
 *
 * \date	2009.07.27 Created
 *
 *************************************************************************************
 */
#ifndef SVC_ENCODE_SLICE_H__
#define SVC_ENCODE_SLICE_H__

#include "encoder_context.h"
#include "as264_common.h"
#include "svc_enc_macroblock.h"
#include "mb_cache.h"

namespace WelsSVCEnc {
#if defined(MB_TYPES_CHECK)
void WelsCountMbType(int32_t (*iMbCount)[18], const EWelsSliceType eSt, const SMB* pMb);
#endif


void UpdateNonZeroCountCache(SMB *pMb, SMbCache *pMbCache);

//for P SSlice (intra part + inter part, MB level)
void OutputPMbWithoutConstructCsRsNoCopy( sWelsEncCtx *pEncCtx, SDqLayer* pDq, SSlice *pSlice, SMB* pMb );

void WelsSliceHeaderScalExtInit( SDqLayer* pCurLayer, SSlice *pSlice );
void WelsSliceHeaderExtInit( sWelsEncCtx* pEncCtx, SDqLayer* pCurLayer, SSlice *pSlice );

void WelsSliceHeaderWrite( SBitStringAux* pBs, SDqLayer* pCurLayer, SSlice *pSlice, uint32_t uiPpsIdBasis );
void WelsSliceHeaderExtWrite( SBitStringAux* pBs, SDqLayer* pCurLayer, SSlice *pSlice, uint32_t uiPpsIdBasis );

//===================MB-leve encode====================//
void WelsInterMbEncode( sWelsEncCtx* pEncCtx, SSlice *pSlice, SMB* pCurMb );//only for inter part
//for I SSlice (only intra part, MB level)
void WelsIMbChromaEncode( sWelsEncCtx* pEncCtx, SMB* pCurMb, SMbCache *pMbCache );
//for P SSlice (intra part + inter part, MB level)
void WelsPMbChromaEncode( sWelsEncCtx* pEncCtx, SSlice *pSlice, SMB* pCurMb );


//===================MB-level encode====================//
//encapsulation func: store base rec, highest Dependency Layer(only one quality) rec, single layer rec
void WelsPSliceMdEnc( sWelsEncCtx* pEncCtx, SSlice *pSlice,  const bool_t kbIsHighestDlayerFlag );
void WelsPSliceMdEncDynamic( sWelsEncCtx* pEncCtx, SSlice *pSlice,  const bool_t kbIsHighestDlayerFlag );

//encapsulation func: store base rec, highest Dependency Layer(only one quality) rec, single layer rec
void WelsISliceMdEnc( sWelsEncCtx* pEncCtx, SSlice *pSlice );	// for intra non-dynamic slice
void WelsISliceMdEncDynamic( sWelsEncCtx* pEncCtx, SSlice *pSlice );	// for intra dynamic slice

void WelsCodePSlice( sWelsEncCtx* pEncCtx, SSlice *pSlice );
void WelsCodePOverDynamicSlice( sWelsEncCtx* pEncCtx, SSlice *pSlice );

void WelsCodeOneSlice( sWelsEncCtx* pEncCtx, const int32_t kiSliceIdx, const int32_t/*EWelsNalUnitType*/ keNalType/*, bool_t bNewLayer*/ );

void WelsInitSliceEncodingFuncs( uint32_t uiCpuFlag );

void UpdateMbNeighbourInfoForNextSlice(	SSliceCtx *pSliceCtx,
											 SMB *pMbList,
											 const int32_t kiNextSliceFirstMbIdx,
											 const int32_t kiLastMbIdxInPartition );
void AddSliceBoundary(sWelsEncCtx* pEncCtx, SSlice * pCurSlice, SSliceCtx *pSliceCtx, SMB* pCurMb, int32_t iNextSliceFirstMbIdx, const int32_t kiLastMbIdxInPartition );
void WelsMdInterMbLoop( sWelsEncCtx* pEncCtx, SSlice *pSlice, void* pMd, const int32_t kiSliceFirstMbXY );	// for inter non-dynamic slice
void WelsMdInterMbLoopOverDynamicSlice( sWelsEncCtx* pEncCtx, SSlice *pSlice, void* pMd, const int32_t kiSliceFirstMbXY );	// for inter dynamic slice


BOOL_T DynSlcJudgeSliceBoundaryStepBack(void *pEncCtx, void *pSlice, SSliceCtx *pSliceCtx, SMB* pCurMb, SDynamicSlicingStack* pDss );
}
#endif //SVC_ENCODE_SLICE_H__