shithub: openh264

ref: a15ad8cc80773b251f88798e364668cc175c0738
dir: /codec/encoder/core/inc/slice_multi_threading.h/

/*!
 * \copy
 *     Copyright (c)  2010-2013, 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	slice_multi_threading.c
 *
 * \brief	slice based multiple threading
 *
 * \date	04/16/2010 Created
 *
 *************************************************************************************
 */
#ifndef SVC_SLICE_MULTIPLE_THREADING_H__
#define SVC_SLICE_MULTIPLE_THREADING_H__

#if defined(MT_ENABLED)

#include "typedefs.h"
#include "codec_app_def.h"
#include "param_svc.h"
#include "encoder_context.h"
#include "svc_enc_frame.h"
#include "svc_enc_macroblock.h"
#include "svc_enc_slice_segment.h"
#include "WelsThreadLib.h"

namespace WelsSVCEnc {
void UpdateMbListNeighborParallel(	SSliceCtx *pSliceCtx,
										SMB *pMbList,
										const int32_t kiSliceIdc	);

void CalcSliceComplexRatio( void *pRatio, SSliceCtx *pSliceCtx, uint32_t *pSliceConsume );

#if defined(MT_ENABLED) && defined(DYNAMIC_SLICE_ASSIGN) && defined(NOT_ABSOLUTE_BALANCING)
int32_t NeedDynamicAdjust( void *pConsumeTime, const int32_t kiSliceNum );
#endif//..

#if defined(DYNAMIC_SLICE_ASSIGN) && defined(TRY_SLICING_BALANCE)
void DynamicAdjustSlicing(	sWelsEncCtx *pCtx,
								SDqLayer *pCurDqLayer,
								void *pComplexRatio,
								int32_t iCurDid );
#endif//#if defined(DYNAMIC_SLICE_ASSIGN) && defined(TRY_SLICING_BALANCE)

#ifdef PACKING_ONE_SLICE_PER_LAYER
void reset_env_mt( sWelsEncCtx *pCtx );
#endif//PACKING_ONE_SLICE_PER_LAYER


int32_t RequestMtResource( sWelsEncCtx **ppCtx, SWelsSvcCodingParam *pParam, const int32_t kiCountBsLen, const int32_t kiTargetSpatialBsSize );

void ReleaseMtResource( sWelsEncCtx **ppCtx );

int32_t AppendSliceToFrameBs( sWelsEncCtx *pCtx, SLayerBSInfo *pLbi, const int32_t kiSliceCount );
int32_t WriteSliceToFrameBs( sWelsEncCtx *pCtx, SLayerBSInfo *pLbi, uint8_t *pFrameBsBuffer, const int32_t kiSliceIdx );

#if defined(DYNAMIC_SLICE_ASSIGN) && defined(TRY_SLICING_BALANCE)
#if defined(__GNUC__)
WELS_THREAD_ROUTINE_TYPE UpdateMbListThreadProc( void *arg );
#endif//__GNUC__
#endif//#if defined(DYNAMIC_SLICE_ASSIGN) && defined(TRY_SLICING_BALANCE)

WELS_THREAD_ROUTINE_TYPE CodingSliceThreadProc( void *arg );

int32_t CreateSliceThreads( sWelsEncCtx *pCtx );

#ifdef PACKING_ONE_SLICE_PER_LAYER
void ResetCountBsSizeInPartitions( uint32_t *pCountBsSizeList, const int32_t kiPartitionCnt );
#endif//PACKING_ONE_SLICE_PER_LAYER

#ifdef WIN32
int32_t FiredSliceThreads( SSliceThreadPrivateData *pPriData, WELS_EVENT *pEventsList, SLayerBSInfo *pLayerBsInfo, const uint32_t kuiNumThreads/*, int32_t *iLayerNum*/, SSliceCtx *pSliceCtx, const BOOL_T kbIsDynamicSlicingMode );
#else
int32_t FiredSliceThreads( SSliceThreadPrivateData *pPriData, WELS_EVENT **ppEventsList, SLayerBSInfo *pLayerBsInfo, const uint32_t kuiNumThreads/*, int32_t *iLayerNum*/, SSliceCtx *pSliceCtx, const BOOL_T kbIsDynamicSlicingMode );
#endif//WIN32

int32_t DynamicDetectCpuCores();

#if defined(MT_ENABLED) && defined(DYNAMIC_SLICE_ASSIGN)

int32_t AdjustBaseLayer( sWelsEncCtx *pCtx );
int32_t AdjustEnhanceLayer( sWelsEncCtx *pCtx, int32_t iCurDid );

#endif//MT_ENABLED && DYNAMIC_SLICE_ASSIGN

#if defined(MT_ENABLED)

#if defined(DYNAMIC_SLICE_ASSIGN) && defined(TRY_SLICING_BALANCE) && defined(MT_DEBUG)
void TrackSliceComplexities( sWelsEncCtx *pCtx, const int32_t kiCurDid );
#endif//#if defined(DYNAMIC_SLICE_ASSIGN) && defined(TRY_SLICING_BALANCE)
#if defined(DYNAMIC_SLICE_ASSIGN) && defined(MT_DEBUG)
void TrackSliceConsumeTime( sWelsEncCtx *pCtx, int32_t *pDidList, const int32_t kiSpatialNum );
#endif//#if defined(DYNAMIC_SLICE_ASSIGN) && defined(MT_DEBUG)

#endif//MT_ENABLED
}
#endif//MT_ENABLED

#endif//SVC_SLICE_MULTIPLE_THREADING_H__