ref: c6cbdfc61845a3c4162edb2b5f5670320a9ebbcf
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;
}
int32_t iReturn = InitOneSliceInThread (m_pCtx, m_pSlice, m_iThreadIdx, m_pCtx->uiDependencyId, m_iSliceIdx);
WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
m_pSliceBs = &m_pSlice->sSliceBs;
iReturn = SetSliceBoundaryInfo (m_pCtx->pCurDqLayer, m_pSlice, m_iSliceIdx);
WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
SetOneSliceBsBufferUnderMultithread (m_pCtx, m_iThreadIdx, m_pSlice);
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);
assert (m_iSliceIdx == (int) m_pSlice->iSliceIdx);
int32_t iReturn = WelsCodeOneSlice (m_pCtx, m_pSlice, 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_pSlice);
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_pSlice->sSliceHeaderExt.sSliceHeader.iFirstMbInSlice,
m_pSlice->iCountMbNumInSlice,
(m_pSlice->uiSliceConsumeTime + m_iSliceStart));
}
//CWelsConstrainedSizeSlicingEncodingTask
WelsErrorType CWelsConstrainedSizeSlicingEncodingTask::ExecuteTask() {
SDqLayer* pCurDq = m_pCtx->pCurDqLayer;
const int32_t kiSliceIdxStep = m_pCtx->iActiveThreadsNum;
SSpatialLayerInternal* pParamInternal = &m_pCtx->pSvcParam->sDependencyLayers[m_pCtx->uiDependencyId];
const int32_t kiPartitionId = m_iSliceIdx % kiSliceIdxStep;
const int32_t kiFirstMbInPartition = pCurDq->FirstMbIdxOfPartition[kiPartitionId];
const int32_t kiEndMbIdxInPartition = pCurDq->EndMbIdxOfPartition[kiPartitionId];
const int32_t kiCodedSliceNumByThread = pCurDq->sSliceBufferInfo[m_iThreadIdx].iCodedSliceNum;
m_pSlice = &pCurDq->sSliceBufferInfo[m_iThreadIdx].pSliceBuffer[kiCodedSliceNumByThread];
m_pSlice->sSliceHeaderExt.sSliceHeader.iFirstMbInSlice = kiFirstMbInPartition;
int32_t iReturn = 0;
bool bNeedReallocate = false;
int32_t iDiffMbIdx = kiEndMbIdxInPartition - kiFirstMbInPartition;
if (0 == iDiffMbIdx) {
m_pSlice->iSliceIdx = -1;
return ENC_RETURN_SUCCESS;
}
int32_t iAnyMbLeftInPartition = iDiffMbIdx + 1;
int32_t iLocalSliceIdx = m_iSliceIdx;
while (iAnyMbLeftInPartition > 0) {
bNeedReallocate = (pCurDq->sSliceBufferInfo[m_iThreadIdx].iCodedSliceNum
>= pCurDq->sSliceBufferInfo[m_iThreadIdx].iMaxSliceNum - 1) ? true : false;
if (bNeedReallocate) {
WelsMutexLock (&m_pCtx->pSliceThreading->mutexThreadSlcBuffReallocate);
//for memory statistic variable
iReturn = ReallocateSliceInThread (m_pCtx, pCurDq, m_pCtx->uiDependencyId, m_iThreadIdx);
WelsMutexUnlock (&m_pCtx->pSliceThreading->mutexThreadSlcBuffReallocate);
if (ENC_RETURN_SUCCESS != iReturn) {
return iReturn;
}
}
iReturn = InitOneSliceInThread (m_pCtx, m_pSlice, m_iThreadIdx, m_pCtx->uiDependencyId, iLocalSliceIdx);
WELS_VERIFY_RETURN_IFNEQ (iReturn, ENC_RETURN_SUCCESS)
m_pSliceBs = &m_pSlice->sSliceBs;
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);
assert (iLocalSliceIdx == (int) m_pSlice->iSliceIdx);
int32_t iReturn = WelsCodeOneSlice (m_pCtx, m_pSlice, 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, m_pSlice);
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->LastCodedMbIdxOfPartition[%d] %d\n",
pParamInternal->iCodingIndex, kiPartitionId, m_iThreadIdx, iLocalSliceIdx, m_iSliceSize,
kiEndMbIdxInPartition, kiPartitionId, pCurDq->LastCodedMbIdxOfPartition[kiPartitionId]);
iAnyMbLeftInPartition = kiEndMbIdxInPartition - pCurDq->LastCodedMbIdxOfPartition[kiPartitionId];
iLocalSliceIdx += kiSliceIdxStep;
m_pCtx->pCurDqLayer->sSliceBufferInfo[m_iThreadIdx].iCodedSliceNum ++;
}
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;
}
}