ref: 3b55d649029e33007c15287547041c1be6c17409
dir: /codec/encoder/core/src/wels_task_encoder.cpp/
/*!
* \copy
* Copyright (c) 2009-2015, 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 wels_task_encoder.h
*
* \brief interface for encoder tasks
*
* \date 07/06/2015 Created
*
*************************************************************************************
*/
#include <string.h>
#include <assert.h>
#include "typedefs.h"
#include "utils.h"
#include "measure_time.h"
#include "WelsTask.h"
#include "wels_task_base.h"
#include "wels_task_encoder.h"
#include "svc_enc_golomb.h"
#include "svc_encode_slice.h"
#include "slice_multi_threading.h"
namespace WelsEnc {
CWelsSliceEncodingTask::CWelsSliceEncodingTask (WelsCommon::IWelsTaskSink* pSink, sWelsEncCtx* pCtx,
const int32_t iSliceIdx) : CWelsBaseTask(pSink), m_eTaskResult (ENC_RETURN_SUCCESS) {
m_pCtx = pCtx;
m_iSliceIdx = iSliceIdx;
}
CWelsSliceEncodingTask::~CWelsSliceEncodingTask() {
}
WelsErrorType CWelsSliceEncodingTask::Execute() {
//fprintf(stdout, "OpenH264Enc_CWelsSliceEncodingTask_Execute, %x, sink=%x\n", this, m_pSink);
m_eTaskResult = InitTask();
WELS_VERIFY_RETURN_IFNEQ (m_eTaskResult, ENC_RETURN_SUCCESS)
m_eTaskResult = ExecuteTask();
FinishTask();
//fprintf(stdout, "OpenH264Enc_CWelsSliceEncodingTask_Execute Ends\n");
return m_eTaskResult;
}
WelsErrorType CWelsSliceEncodingTask::SetBoundary (int32_t iStartIdx, int32_t iEndIdx) {
m_iStartMbIdx = iStartIdx;
m_iEndMbIdx = iEndIdx;
return ENC_RETURN_SUCCESS;
}
int32_t CWelsSliceEncodingTask::QueryEmptyThread (bool* pThreadBsBufferUsage) {
for (int32_t k = 0; k < MAX_THREADS_NUM; k++) {
if (pThreadBsBufferUsage[k] == false) {
pThreadBsBufferUsage[k] = true;
return k;
}
}
return -1;
}
WelsErrorType CWelsSliceEncodingTask::InitTask() {
m_eNalType = m_pCtx->eNalType;
m_eNalRefIdc = m_pCtx->eNalPriority;
m_bNeedPrefix = m_pCtx->bNeedPrefixNalFlag;
WelsMutexLock (&m_pCtx->pSliceThreading->mutexThreadBsBufferUsage);
m_iThreadIdx = QueryEmptyThread (m_pCtx->pSliceThreading->bThreadBsBufferUsage);
WelsMutexUnlock (&m_pCtx->pSliceThreading->mutexThreadBsBufferUsage);
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DEBUG,
"[MT] CWelsSliceEncodingTask()InitTask for m_iSliceIdx %d, lock thread %d",
m_iSliceIdx, m_iThreadIdx);
if (m_iThreadIdx < 0) {
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_WARNING,
"[MT] CWelsSliceEncodingTask InitTask(), Cannot find available thread for m_iSliceIdx = %d", m_iSliceIdx);
return ENC_RETURN_UNEXPECTED;
}
SetOneSliceBsBufferUnderMultithread (m_pCtx, m_iThreadIdx, m_iSliceIdx);
m_pSlice = &m_pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[m_iSliceIdx];
m_pSliceBs = &m_pSlice->sSliceBs;
m_pSliceBs->uiBsPos = 0;
m_pSliceBs->iNalIndex = 0;
assert ((void*) (&m_pSliceBs->sBsWrite) == (void*)m_pSlice->pSliceBsa);
InitBits (&m_pSliceBs->sBsWrite, m_pSliceBs->pBsBuffer, m_pSliceBs->uiSize);
//printf ("CWelsSliceEncodingTask_InitTask slice %d\n", m_iSliceIdx);
return ENC_RETURN_SUCCESS;
}
void CWelsSliceEncodingTask::FinishTask() {
WelsMutexLock (&m_pCtx->pSliceThreading->mutexThreadBsBufferUsage);
m_pCtx->pSliceThreading->bThreadBsBufferUsage[m_iThreadIdx] = false;
WelsMutexUnlock (&m_pCtx->pSliceThreading->mutexThreadBsBufferUsage);
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DEBUG,
"[MT] CWelsSliceEncodingTask()FinishTask for m_iSliceIdx %d, unlock thread %d",
m_iSliceIdx, m_iThreadIdx);
//sync multi-threading error
WelsMutexLock (&m_pCtx->mutexEncoderError);
if (ENC_RETURN_SUCCESS != m_eTaskResult) {
m_pCtx->iEncoderError |= m_eTaskResult;
}
WelsMutexUnlock (&m_pCtx->mutexEncoderError);
}
WelsErrorType CWelsSliceEncodingTask::ExecuteTask() {
#if MT_DEBUG_BS_WR
m_pSliceBs->bSliceCodedFlag = false;
#endif//MT_DEBUG_BS_WR
SSpatialLayerInternal *pParamInternal = &m_pCtx->pSvcParam->sDependencyLayers[m_pCtx->uiDependencyId];
if (m_bNeedPrefix) {
if (m_eNalRefIdc != NRI_PRI_LOWEST) {
WelsLoadNalForSlice (m_pSliceBs, NAL_UNIT_PREFIX, m_eNalRefIdc);
WelsWriteSVCPrefixNal (&m_pSliceBs->sBsWrite, m_eNalRefIdc, (NAL_UNIT_CODED_SLICE_IDR == m_eNalType));
WelsUnloadNalForSlice (m_pSliceBs);
} else { // No Prefix NAL Unit RBSP syntax here, but need add NAL Unit Header extension
WelsLoadNalForSlice (m_pSliceBs, NAL_UNIT_PREFIX, m_eNalRefIdc);
// No need write any syntax of prefix NAL Unit RBSP here
WelsUnloadNalForSlice (m_pSliceBs);
}
}
WelsLoadNalForSlice (m_pSliceBs, m_eNalType, m_eNalRefIdc);
int32_t iReturn = WelsCodeOneSlice (m_pCtx, m_iSliceIdx, m_eNalType);
if (ENC_RETURN_SUCCESS != iReturn) {
return iReturn;
}
WelsUnloadNalForSlice (m_pSliceBs);
m_iSliceSize = 0;
iReturn = WriteSliceBs (m_pCtx, m_pSliceBs, m_iSliceIdx, m_iSliceSize);
if (ENC_RETURN_SUCCESS != iReturn) {
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_WARNING,
"[MT] CWelsSliceEncodingTask ExecuteTask(), WriteSliceBs not successful: coding_idx %d, um_iSliceIdx %d",
pParamInternal->iCodingIndex,
m_iSliceIdx);
return iReturn;
}
m_pCtx->pFuncList->pfDeblocking.pfDeblockingFilterSlice (m_pCtx->pCurDqLayer, m_pCtx->pFuncList, m_iSliceIdx);
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DETAIL,
"@pSlice=%-6d sliceType:%c idc:%d size:%-6d", m_iSliceIdx,
(m_pCtx->eSliceType == P_SLICE ? 'P' : 'I'),
m_eNalRefIdc,
m_iSliceSize);
#if MT_DEBUG_BS_WR
m_pSliceBs->bSliceCodedFlag = true;
#endif//MT_DEBUG_BS_WR
return ENC_RETURN_SUCCESS;
}
// CWelsLoadBalancingSlicingEncodingTask
WelsErrorType CWelsLoadBalancingSlicingEncodingTask::InitTask() {
WelsErrorType iReturn = CWelsSliceEncodingTask::InitTask();
if (ENC_RETURN_SUCCESS != iReturn) {
return iReturn;
}
m_iSliceStart = WelsTime();
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DEBUG,
"[MT] CWelsLoadBalancingSlicingEncodingTask()InitTask for m_iSliceIdx %d at time=%" PRId64,
m_iSliceIdx, m_iSliceStart);
return ENC_RETURN_SUCCESS;
}
void CWelsLoadBalancingSlicingEncodingTask::FinishTask() {
CWelsSliceEncodingTask::FinishTask();
SSpatialLayerInternal *pParamInternal = &m_pCtx->pSvcParam->sDependencyLayers[m_pCtx->uiDependencyId];
m_pSlice->uiSliceConsumeTime = (uint32_t) (WelsTime() - m_iSliceStart);
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DEBUG,
"[MT] CWelsLoadBalancingSlicingEncodingTask()FinishTask, coding_idx %d, um_iSliceIdx %d, uiSliceConsumeTime %d, m_iSliceSize %d, iFirstMbInSlice %d, count_num_mb_in_slice %d at time=%" PRId64,
pParamInternal->iCodingIndex,
m_iSliceIdx,
m_pSlice->uiSliceConsumeTime,
m_iSliceSize,
m_pCtx->pCurDqLayer->sLayerInfo.pSliceInLayer[m_iSliceIdx].sSliceHeaderExt.sSliceHeader.iFirstMbInSlice,
m_pSlice->iCountMbNumInSlice,
(m_pSlice->uiSliceConsumeTime + m_iSliceStart));
}
//CWelsConstrainedSizeSlicingEncodingTask
WelsErrorType CWelsConstrainedSizeSlicingEncodingTask::ExecuteTask() {
SDqLayer* pCurDq = m_pCtx->pCurDqLayer;
SSliceCtx* pSliceCtx = &pCurDq->sSliceEncCtx;
const int32_t kiSliceIdxStep = m_pCtx->iActiveThreadsNum;
SSpatialLayerInternal *pParamInternal = &m_pCtx->pSvcParam->sDependencyLayers[m_pCtx->uiDependencyId];
SSliceHeaderExt* pStartSliceHeaderExt = &pCurDq->sLayerInfo.pSliceInLayer[m_iSliceIdx].sSliceHeaderExt;
//deal with partition: TODO: here SSliceThreadPrivateData is just for parition info and actually has little relationship with threadbuffer, and iThreadIndex is not used in threadpool model, need renaming after removing old logic to avoid confusion
const int32_t kiPartitionId = m_iSliceIdx%kiSliceIdxStep;
SSliceThreadPrivateData* pPrivateData = & (m_pCtx->pSliceThreading->pThreadPEncCtx[kiPartitionId]);
const int32_t kiFirstMbInPartition = pPrivateData->iStartMbIndex; // inclusive
const int32_t kiEndMbInPartition = pPrivateData->iEndMbIndex; // exclusive
pStartSliceHeaderExt->sSliceHeader.iFirstMbInSlice = kiFirstMbInPartition;
pCurDq->pNumSliceCodedOfPartition[kiPartitionId] =
1; // one pSlice per partition intialized, dynamic slicing inside
pCurDq->pLastMbIdxOfPartition[kiPartitionId] = kiEndMbInPartition - 1;
pCurDq->pLastCodedMbIdxOfPartition[kiPartitionId] = 0;
//end of deal with partition
int32_t iAnyMbLeftInPartition = kiEndMbInPartition - kiFirstMbInPartition;
int32_t iLocalSliceIdx = m_iSliceIdx;
while (iAnyMbLeftInPartition > 0) {
if (iLocalSliceIdx >= pSliceCtx->iMaxSliceNumConstraint) {
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_WARNING,
"[MT] CWelsConstrainedSizeSlicingEncodingTask ExecuteTask() coding_idx %d, uiLocalSliceIdx %d, pSliceCtx->iMaxSliceNumConstraint %d",
pParamInternal->iCodingIndex,
iLocalSliceIdx, pSliceCtx->iMaxSliceNumConstraint);
return ENC_RETURN_KNOWN_ISSUE;
}
SetOneSliceBsBufferUnderMultithread (m_pCtx, m_iThreadIdx, iLocalSliceIdx);
m_pSlice = &pCurDq->sLayerInfo.pSliceInLayer[iLocalSliceIdx];
m_pSliceBs = &m_pSlice->sSliceBs;
m_pSliceBs->uiBsPos = 0;
m_pSliceBs->iNalIndex = 0;
InitBits (&m_pSliceBs->sBsWrite, m_pSliceBs->pBsBuffer, m_pSliceBs->uiSize);
if (m_bNeedPrefix) {
if (m_eNalRefIdc != NRI_PRI_LOWEST) {
WelsLoadNalForSlice (m_pSliceBs, NAL_UNIT_PREFIX, m_eNalRefIdc);
WelsWriteSVCPrefixNal (&m_pSliceBs->sBsWrite, m_eNalRefIdc, (NAL_UNIT_CODED_SLICE_IDR == m_eNalType));
WelsUnloadNalForSlice (m_pSliceBs);
} else { // No Prefix NAL Unit RBSP syntax here, but need add NAL Unit Header extension
WelsLoadNalForSlice (m_pSliceBs, NAL_UNIT_PREFIX, m_eNalRefIdc);
// No need write any syntax of prefix NAL Unit RBSP here
WelsUnloadNalForSlice (m_pSliceBs);
}
}
WelsLoadNalForSlice (m_pSliceBs, m_eNalType, m_eNalRefIdc);
int32_t iReturn = WelsCodeOneSlice (m_pCtx, iLocalSliceIdx, m_eNalType);
if (ENC_RETURN_SUCCESS != iReturn) {
return iReturn;
}
WelsUnloadNalForSlice (m_pSliceBs);
iReturn = WriteSliceBs (m_pCtx, m_pSliceBs, iLocalSliceIdx, m_iSliceSize);
if (ENC_RETURN_SUCCESS != iReturn) {
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_WARNING,
"[MT] CWelsConstrainedSizeSlicingEncodingTask ExecuteTask(), WriteSliceBs not successful: coding_idx %d, uiLocalSliceIdx %d, BufferSize %d, m_iSliceSize %d, iPayloadSize %d",
pParamInternal->iCodingIndex,
iLocalSliceIdx, m_pSliceBs->uiSize, m_iSliceSize, m_pSliceBs->sNalList[0].iPayloadSize);
return iReturn;
}
m_pCtx->pFuncList->pfDeblocking.pfDeblockingFilterSlice (pCurDq, m_pCtx->pFuncList, iLocalSliceIdx);
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DETAIL,
"@pSlice=%-6d sliceType:%c idc:%d size:%-6d\n",
iLocalSliceIdx,
(m_pCtx->eSliceType == P_SLICE ? 'P' : 'I'),
m_eNalRefIdc,
m_iSliceSize
);
WelsLog (&m_pCtx->sLogCtx, WELS_LOG_DEBUG,
"[MT] CWelsConstrainedSizeSlicingEncodingTask(), coding_idx %d, iPartitionId %d, m_iThreadIdx %d, iLocalSliceIdx %d, m_iSliceSize %d, ParamValidationExt(), invalid uiMaxNalSizeiEndMbInPartition %d, pCurDq->pLastCodedMbIdxOfPartition[%d] %d\n",
pParamInternal->iCodingIndex, kiPartitionId, m_iThreadIdx, iLocalSliceIdx, m_iSliceSize,
kiEndMbInPartition, kiPartitionId, pCurDq->pLastCodedMbIdxOfPartition[kiPartitionId]);
iAnyMbLeftInPartition = kiEndMbInPartition - (1 + pCurDq->pLastCodedMbIdxOfPartition[kiPartitionId]);
iLocalSliceIdx += kiSliceIdxStep;
}
return ENC_RETURN_SUCCESS;
}
CWelsUpdateMbMapTask::CWelsUpdateMbMapTask (WelsCommon::IWelsTaskSink* pSink, sWelsEncCtx* pCtx, const int32_t iSliceIdx): CWelsBaseTask(pSink) {
m_pCtx = pCtx;
m_iSliceIdx = iSliceIdx;
}
CWelsUpdateMbMapTask::~CWelsUpdateMbMapTask() {
}
WelsErrorType CWelsUpdateMbMapTask::Execute() {
UpdateMbListNeighborParallel (m_pCtx->pCurDqLayer, m_pCtx->pCurDqLayer->sMbDataP, m_iSliceIdx);
return ENC_RETURN_SUCCESS;
}
}