ref: 283b5e8f5628f120b735199725ee9f9e7573d145
dir: /codec/encoder/core/inc/svc_encode_slice.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 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 WelsEnc {
#if defined(MB_TYPES_CHECK)
void WelsCountMbType (int32_t (*iMbCount)[18], const EWelsSliceType eSt, const SMB* pMb);
#endif
void UpdateMbNeighbor(SDqLayer* pCurDq, SMB* pMb, const int32_t kiMbWidth, uint16_t uiSliceIdc);
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
int32_t WelsPSliceMdEnc (sWelsEncCtx* pEncCtx, SSlice* pSlice, const bool kbIsHighestDlayerFlag);
int32_t WelsPSliceMdEncDynamic (sWelsEncCtx* pEncCtx, SSlice* pSlice, const bool kbIsHighestDlayerFlag);
//encapsulation func: store base rec, highest Dependency Layer(only one quality) rec, single layer rec
int32_t WelsISliceMdEnc (sWelsEncCtx* pEncCtx, SSlice* pSlice); // for intra non-dynamic slice
int32_t WelsISliceMdEncDynamic (sWelsEncCtx* pEncCtx, SSlice* pSlice); // for intra dynamic slice
//slice buffer init, allocate and free process
int32_t AllocMbCacheAligned (SMbCache* pMbCache, CMemoryAlign* pMa);
void FreeMbCache (SMbCache* pMbCache, CMemoryAlign* pMa);
int32_t InitSliceMBInfo (SSliceArgument* pSliceArgument,
SSlice* pSlice,
const int32_t kiMBWidth,
const int32_t kiMBHeight,
CMemoryAlign* pMa);
int32_t AllocateSliceMBBuffer (SSlice* pSlice, CMemoryAlign* pMa);
int32_t InitSliceBsBuffer (SSlice* pSlice,
SBitStringAux* pBsWrite,
bool bIndependenceBsBuffer,
const int32_t iMaxSliceBufferSize,
CMemoryAlign* pMa);
void FreeSliceBuffer(SSlice*& pSliceList,
const int32_t kiMaxSliceNum,
CMemoryAlign* pMa,
const char* kpTag);
//slice encoding process
int32_t WelsCodePSlice (sWelsEncCtx* pEncCtx, SSlice* pSlice);
int32_t WelsCodePOverDynamicSlice (sWelsEncCtx* pEncCtx, SSlice* pSlice);
int32_t WelsCodeOneSlice (sWelsEncCtx* pEncCtx, const int32_t kiSliceIdx,
const int32_t keNalType);
void WelsInitSliceEncodingFuncs (uint32_t uiCpuFlag);
void UpdateMbNeighbourInfoForNextSlice (SDqLayer* pCurDq,
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);
int32_t WelsMdInterMbLoop (sWelsEncCtx* pEncCtx, SSlice* pSlice, void* pMd,
const int32_t kiSliceFirstMbXY); // for inter non-dynamic slice
int32_t WelsMdInterMbLoopOverDynamicSlice (sWelsEncCtx* pEncCtx, SSlice* pSlice, void* pMd,
const int32_t kiSliceFirstMbXY); // for inter dynamic slice
bool DynSlcJudgeSliceBoundaryStepBack (void* pEncCtx, void* pSlice, SSliceCtx* pSliceCtx, SMB* pCurMb,
SDynamicSlicingStack* pDss);
}
#endif //SVC_ENCODE_SLICE_H__