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5df2e2a996
openh264/codec/encoder/core/inc/param_svc.h
Martin Storsjö 5df2e2a996 Use SliceModeEnum as data type for the slice mode fields 
This makes the use of the field clearer and safer by allowing
the compiler check that users actually assign proper enum
values.
2014-03-08 00:23:58 +02:00

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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 param_svc.h
*
* \brief Configurable parameters in H.264/SVC Encoder
*
* \date 4/20/2009 Created
*
*************************************************************************************
*/
#if !defined(WELS_ENCODER_PARAMETER_SVC_H__)
#define WELS_ENCODER_PARAMETER_SVC_H__
#include <string.h>
#include <math.h>
#include "typedefs.h"
#include "codec_def.h"
#include "macros.h"
#include "wels_const.h"
#include "wels_common_basis.h"
#include "rc.h"
#include "svc_enc_slice_segment.h"
#include "as264_common.h"
namespace WelsSVCEnc {
#define INVALID_TEMPORAL_ID ((uint8_t)0xff)
extern const uint8_t g_kuiTemporalIdListTable[MAX_TEMPORAL_LEVEL][MAX_GOP_SIZE + 1];
/*!
* \brief get Logarithms base 2 of (upper/base)
* \param base based scaler
* \param upper input upper value
* \return 2 based scaling factor
*/
static inline uint32_t GetLogFactor (float base, float upper) {
const double dLog2factor = log10 (1.0 * upper / base) / log10 (2.0);
const double dEpsilon = 0.0001;
const double dRound = floor (dLog2factor + 0.5);
if (dLog2factor < dRound + dEpsilon && dRound < dLog2factor + dEpsilon) {
return (uint32_t) (dRound);
}
return UINT_MAX;
}
/*
* Dependency Layer Parameter
*/
typedef struct TagDLayerParam {
int32_t iActualWidth; // input source picture actual width
int32_t iActualHeight; // input source picture actual height
int32_t iFrameWidth; // frame width
int32_t iFrameHeight; // frame height
int32_t iSpatialBitrate;
/* temporal settings related */
int32_t iTemporalResolution;
int32_t iDecompositionStages;
uint8_t uiCodingIdx2TemporalId[ (1 << MAX_TEMPORAL_LEVEL) + 1];
uint8_t uiProfileIdc; // value of profile IDC (0 for auto-detection)
int8_t iHighestTemporalId;
// uint8_t uiDependencyId;
int8_t iDLayerQp;
SSliceConfig sSliceCfg; // multiple slice options
float fInputFrameRate; // input frame rate
float fOutputFrameRate; // output frame rate
#ifdef ENABLE_FRAME_DUMP
char sRecFileName[MAX_FNAME_LEN]; // file to be constructed
#endif//ENABLE_FRAME_DUMP
} SDLayerParam;
/*
* Cisco OpenH264 Encoder Parameter Configuration
*/
typedef struct TagWelsSvcCodingParam: SEncParamExt{
SDLayerParam sDependencyLayers[MAX_DEPENDENCY_LAYER];
/* General */
uint32_t uiGopSize; // GOP size (at maximal frame rate: 16)
struct {
int32_t iLeft;
int32_t iTop;
int32_t iWidth;
int32_t iHeight;
} SUsedPicRect; // the rect in input picture that encoder actually used
char* pCurPath; // record current lib path such as:/pData/pData/com.wels.enc/lib/
bool bDeblockingParallelFlag; // deblocking filter parallelization control flag
short iCountThreadsNum; // # derived from disable_multiple_slice_idc (=0 or >1) means;
int8_t iDecompStages; // GOP size dependency
public:
TagWelsSvcCodingParam (const bool kbEnableRc = true) {
FillDefault (kbEnableRc);
}
~TagWelsSvcCodingParam() {}
static void FillDefault (SEncParamExt& param, const bool kbEnableRc) {
memset(&param, 0, sizeof(param));
param.uiIntraPeriod = 0; // intra period (multiple of GOP size as desired)
param.iNumRefFrame = MIN_REF_PIC_COUNT; // number of reference frame used
param.iPicWidth = 0; // actual input picture width
param.iPicHeight = 0; // actual input picture height
param.fMaxFrameRate = MAX_FRAME_RATE; // maximal frame rate [Hz / fps]
param.iInputCsp = videoFormatI420; // input sequence color space in default
param.uiFrameToBeCoded = (uint32_t) - 1; // frame to be encoded (at input frame rate)
param.iTargetBitrate = 0; // overall target bitrate introduced in RC module
#ifdef MT_ENABLED
param.iMultipleThreadIdc = 0; // auto to detect cpu cores inside
#else
param.iMultipleThreadIdc =
1; // 1 # 0: auto(dynamic imp. internal encoder); 1: multiple threads imp. disabled; > 1: count number of threads;
#endif//MT_ENABLED
param.iLTRRefNum = 0;
param.iLtrMarkPeriod = 30; //the min distance of two int32_t references
param.bEnableSSEI = true;
param.bEnableFrameCroppingFlag = true; // enable frame cropping flag: true alwayse in application
// false: Streaming Video Sharing; true: Video Conferencing Meeting;
/* Deblocking loop filter */
param.iLoopFilterDisableIdc = 1; // 0: on, 1: off, 2: on except for slice boundaries
param.iLoopFilterAlphaC0Offset = 0; // AlphaOffset: valid range [-6, 6], default 0
param.iLoopFilterBetaOffset = 0; // BetaOffset: valid range [-6, 6], default 0
/* Rate Control */
param.bEnableRc = kbEnableRc;
param.iRCMode = 0;
param.iPaddingFlag = 0;
param.bEnableDenoise = false; // denoise control
param.bEnableSceneChangeDetect = true; // scene change detection control
param.bEnableBackgroundDetection = true; // background detection control
param.bEnableAdaptiveQuant = true; // adaptive quantization control
param.bEnableFrameSkip = true; // frame skipping
param.bEnableLongTermReference = false; // long term reference control
param.bEnableSpsPpsIdAddition = true; // pSps pPps id addition control
param.bPrefixNalAddingCtrl = true; // prefix NAL adding control
param.iSpatialLayerNum = 1; // number of dependency(Spatial/CGS) layers used to be encoded
param.iTemporalLayerNum = 1; // number of temporal layer specified
param.iMaxQp = 51;
param.iMinQp = 0;
param.iUsageType = 0;
param.sSpatialLayers[0].iDLayerQp = SVC_QUALITY_BASE_QP;
param.sSpatialLayers[0].fFrameRate = param.fMaxFrameRate;
param.sSpatialLayers[0].sSliceCfg.uiSliceMode = SM_SINGLE_SLICE;
param.sSpatialLayers[0].sSliceCfg.sSliceArgument.uiSliceSizeConstraint = 1500;
param.sSpatialLayers[0].sSliceCfg.sSliceArgument.uiSliceNum = 1;
const int32_t kiLesserSliceNum = ((MAX_SLICES_NUM < MAX_SLICES_NUM_TMP) ? MAX_SLICES_NUM : MAX_SLICES_NUM_TMP);
for (int32_t idx = 0; idx < kiLesserSliceNum; idx++)
param.sSpatialLayers[0].sSliceCfg.sSliceArgument.uiSliceMbNum[idx] = 960;
}
void FillDefault (const bool kbEnableRc) {
FillDefault(*this, kbEnableRc);
uiGopSize = 1; // GOP size (at maximal frame rate: 16)
SUsedPicRect.iLeft =
SUsedPicRect.iTop =
SUsedPicRect.iWidth =
SUsedPicRect.iHeight = 0; // the rect in input picture that encoder actually used
pCurPath = NULL; // record current lib path such as:/pData/pData/com.wels.enc/lib/
bDeblockingParallelFlag = false; // deblocking filter parallelization control flag
iCountThreadsNum = 1; // # derived from disable_multiple_slice_idc (=0 or >1) means;
iDecompStages = 0; // GOP size dependency, unknown here and be revised later
memset(sDependencyLayers,0,sizeof(SDLayerParam)*MAX_DEPENDENCY_LAYER);
//init multi-slice
sDependencyLayers[0].sSliceCfg.uiSliceMode = SM_SINGLE_SLICE;
sDependencyLayers[0].sSliceCfg.sSliceArgument.uiSliceSizeConstraint = 1500;
sDependencyLayers[0].sSliceCfg.sSliceArgument.uiSliceNum = 1;
const int32_t kiLesserSliceNum = ((MAX_SLICES_NUM < MAX_SLICES_NUM_TMP) ? MAX_SLICES_NUM : MAX_SLICES_NUM_TMP);
for(int32_t idx = 0;idx <kiLesserSliceNum;idx++)
sDependencyLayers[0].sSliceCfg.sSliceArgument.uiSliceMbNum[idx] = 960;
sDependencyLayers[0].iDLayerQp = SVC_QUALITY_BASE_QP;
}
int32_t ParamBaseTranscode (const SEncParamBase& pCodingParam, const bool kbEnableRc = true) {
iInputCsp = pCodingParam.iInputCsp; // color space of input sequence
fMaxFrameRate = WELS_CLIP3 (pCodingParam.fMaxFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
iTargetBitrate = pCodingParam.iTargetBitrate;
iPicWidth = pCodingParam.iPicWidth;
iPicHeight = pCodingParam.iPicHeight;
SUsedPicRect.iLeft = 0;
SUsedPicRect.iTop = 0;
SUsedPicRect.iWidth = ((iPicWidth >> 1) << 1);
SUsedPicRect.iHeight = ((iPicHeight >> 1) << 1);
bEnableRc = kbEnableRc;
if (pCodingParam.iRCMode != RC_MODE0 && pCodingParam.iRCMode != RC_MODE1)
iRCMode = RC_MODE1;
else
iRCMode = pCodingParam.iRCMode; // rc mode
int8_t iIdxSpatial = 0;
uint8_t uiProfileIdc = PRO_BASELINE;
SDLayerParam* pDlp = &sDependencyLayers[0];
while (iIdxSpatial < iSpatialLayerNum) {
pDlp->uiProfileIdc = uiProfileIdc;
sSpatialLayers[iIdxSpatial].fFrameRate = WELS_CLIP3 (pCodingParam.fMaxFrameRate,
MIN_FRAME_RATE, MAX_FRAME_RATE);
pDlp->fInputFrameRate =
pDlp->fOutputFrameRate = WELS_CLIP3 (sSpatialLayers[iIdxSpatial].fFrameRate, MIN_FRAME_RATE,
MAX_FRAME_RATE);
#ifdef ENABLE_FRAME_DUMP
pDlp->sRecFileName[0] = '\0'; // file to be constructed
#endif//ENABLE_FRAME_DUMP
pDlp->iActualWidth = sSpatialLayers[iIdxSpatial].iVideoWidth = iPicWidth;
pDlp->iFrameWidth = pDlp->iActualWidth;
pDlp->iActualHeight = sSpatialLayers[iIdxSpatial].iVideoHeight = iPicHeight;
pDlp->iFrameHeight = pDlp->iActualHeight;
pDlp->iSpatialBitrate =
sSpatialLayers[iIdxSpatial].iSpatialBitrate = pCodingParam.iTargetBitrate; // target bitrate for current spatial layer
pDlp->iDLayerQp = SVC_QUALITY_BASE_QP;
uiProfileIdc = PRO_SCALABLE_BASELINE;
++ pDlp;
++ iIdxSpatial;
}
SetActualPicResolution();
return 0;
}
void GetBaseParams (SEncParamBase* pCodingParam) {
pCodingParam->iUsageType = iUsageType;
pCodingParam->iInputCsp = iInputCsp;
pCodingParam->iPicWidth = iPicWidth;
pCodingParam->iPicHeight = iPicHeight;
pCodingParam->iTargetBitrate = iTargetBitrate;
pCodingParam->iRCMode = iRCMode;
pCodingParam->fMaxFrameRate = fMaxFrameRate;
}
int32_t ParamTranscode (const SEncParamExt& pCodingParam) {
float fParamMaxFrameRate = WELS_CLIP3 (pCodingParam.fMaxFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
iInputCsp = pCodingParam.iInputCsp; // color space of input sequence
uiFrameToBeCoded = (uint32_t) -
1; // frame to be encoded (at input frame rate), -1 dependents on length of input sequence
iPicWidth = pCodingParam.iPicWidth;
iPicHeight = pCodingParam.iPicHeight;
SUsedPicRect.iLeft = 0;
SUsedPicRect.iTop = 0;
SUsedPicRect.iWidth = ((iPicWidth >> 1) << 1);
SUsedPicRect.iHeight = ((iPicHeight >> 1) << 1);
/* Deblocking loop filter */
iLoopFilterDisableIdc = pCodingParam.iLoopFilterDisableIdc; // 0: on, 1: off, 2: on except for slice boundaries,
#ifdef MT_ENABLED
if (iLoopFilterDisableIdc == 0) // Loop filter requested to be enabled
iLoopFilterDisableIdc = 2; // Disable loop filter on slice boundaries since that's not possible with multithreading
#endif
iLoopFilterAlphaC0Offset = 0; // AlphaOffset: valid range [-6, 6], default 0
iLoopFilterBetaOffset = 0; // BetaOffset: valid range [-6, 6], default 0
bEnableFrameCroppingFlag = true;
/* Rate Control */
bEnableRc = pCodingParam.bEnableRc;
if (pCodingParam.iRCMode != RC_MODE0 && pCodingParam.iRCMode != RC_MODE1)
iRCMode = RC_MODE1;
else
iRCMode = pCodingParam.iRCMode; // rc mode
iPaddingFlag = pCodingParam.iPaddingFlag;
iTargetBitrate = pCodingParam.iTargetBitrate; // target bitrate
/* Denoise Control */
bEnableDenoise = pCodingParam.bEnableDenoise ? true : false; // Denoise Control // only support 0 or 1 now
/* Scene change detection control */
bEnableSceneChangeDetect = true;
/* Background detection Control */
bEnableBackgroundDetection = pCodingParam.bEnableBackgroundDetection ? true : false;
/* Adaptive quantization control */
bEnableAdaptiveQuant = pCodingParam.bEnableAdaptiveQuant ? true : false;
/* Frame skipping */
bEnableFrameSkip = pCodingParam.bEnableFrameSkip ? true : false;
/* Enable int32_t term reference */
bEnableLongTermReference = pCodingParam.bEnableLongTermReference ? true : false;
iLtrMarkPeriod = pCodingParam.iLtrMarkPeriod;
/* For ssei information */
bEnableSSEI = true;
/* Layer definition */
iSpatialLayerNum = (int8_t)WELS_CLIP3 (pCodingParam.iSpatialLayerNum, 1,
MAX_DEPENDENCY_LAYER); // number of dependency(Spatial/CGS) layers used to be encoded
iTemporalLayerNum = (int8_t)WELS_CLIP3(pCodingParam.iTemporalLayerNum, 1, MAX_TEMPORAL_LEVEL);// number of temporal layer specified
uiGopSize = 1 << (iTemporalLayerNum - 1); // Override GOP size based temporal layer
iDecompStages = iTemporalLayerNum - 1; // WELS_LOG2( uiGopSize );// GOP size dependency
uiIntraPeriod = pCodingParam.uiIntraPeriod;// intra period (multiple of GOP size as desired)
if (uiIntraPeriod == (uint32_t) (-1))
uiIntraPeriod = 0;
else if (uiIntraPeriod & uiGopSize) // none multiple of GOP size
uiIntraPeriod = ((uiIntraPeriod + uiGopSize - 1) / uiGopSize) * uiGopSize;
iLTRRefNum = bEnableLongTermReference ? LONG_TERM_REF_NUM : 0;
iNumRefFrame = ((uiGopSize >> 1) > 1) ? ((uiGopSize >> 1) + iLTRRefNum) : (MIN_REF_PIC_COUNT + iLTRRefNum);
iNumRefFrame = WELS_CLIP3 (iNumRefFrame, MIN_REF_PIC_COUNT, MAX_REFERENCE_PICTURE_COUNT_NUM);
iLtrMarkPeriod = pCodingParam.iLtrMarkPeriod;
bPrefixNalAddingCtrl = pCodingParam.bPrefixNalAddingCtrl;
bEnableSpsPpsIdAddition =
pCodingParam.bEnableSpsPpsIdAddition;//For SVC meeting application, to avoid mosaic issue caused by cross-IDR reference.
//SHOULD enable this feature.
SDLayerParam* pDlp = &sDependencyLayers[0];
float fMaxFr = .0f;
uint8_t uiProfileIdc = PRO_BASELINE;
int8_t iIdxSpatial = 0;
while (iIdxSpatial < iSpatialLayerNum) {
pDlp->uiProfileIdc = uiProfileIdc;
float fLayerFrameRate = WELS_CLIP3 (pCodingParam.sSpatialLayers[iIdxSpatial].fFrameRate,
MIN_FRAME_RATE, fParamMaxFrameRate);
pDlp->fInputFrameRate =
pDlp->fOutputFrameRate = WELS_CLIP3 (fLayerFrameRate, MIN_FRAME_RATE, MAX_FRAME_RATE);
if (pDlp->fInputFrameRate > fMaxFr + EPSN)
fMaxFr = pDlp->fInputFrameRate;
#ifdef ENABLE_FRAME_DUMP
pDlp->sRecFileName[0] = '\0'; // file to be constructed
#endif//ENABLE_FRAME_DUMP
pDlp->iFrameWidth = pCodingParam.sSpatialLayers[iIdxSpatial].iVideoWidth; // frame width
pDlp->iFrameHeight = pCodingParam.sSpatialLayers[iIdxSpatial].iVideoHeight;// frame height
pDlp->iSpatialBitrate =
pCodingParam.sSpatialLayers[iIdxSpatial].iSpatialBitrate; // target bitrate for current spatial layer
//multi slice
pDlp->sSliceCfg.uiSliceMode = pCodingParam.sSpatialLayers[iIdxSpatial].sSliceCfg.uiSliceMode;
pDlp->sSliceCfg.sSliceArgument.uiSliceSizeConstraint
= (uint32_t) (pCodingParam.sSpatialLayers[iIdxSpatial].sSliceCfg.sSliceArgument.uiSliceSizeConstraint);
pDlp->sSliceCfg.sSliceArgument.uiSliceNum
= pCodingParam.sSpatialLayers[iIdxSpatial].sSliceCfg.sSliceArgument.uiSliceNum;
const int32_t kiLesserSliceNum = ((MAX_SLICES_NUM < MAX_SLICES_NUM_TMP) ? MAX_SLICES_NUM : MAX_SLICES_NUM_TMP);
memcpy (pDlp->sSliceCfg.sSliceArgument.uiSliceMbNum,
pCodingParam.sSpatialLayers[iIdxSpatial].sSliceCfg.sSliceArgument.uiSliceMbNum, // confirmed_safe_unsafe_usage
kiLesserSliceNum * sizeof (uint32_t)) ;
pDlp->iDLayerQp = pCodingParam.sSpatialLayers[iIdxSpatial].iDLayerQp;
uiProfileIdc = PRO_SCALABLE_BASELINE;
++ pDlp;
++ iIdxSpatial;
}
fMaxFrameRate = fMaxFr;
SetActualPicResolution();
return 0;
}
// assuming that the width/height ratio of all spatial layers are the same
void SetActualPicResolution() {
int32_t iSpatialIdx = iSpatialLayerNum - 1;
SDLayerParam* pDlayer = &sDependencyLayers[iSpatialIdx];
for (; iSpatialIdx >= 0; iSpatialIdx --) {
pDlayer = &sDependencyLayers[iSpatialIdx];
pDlayer->iActualWidth = pDlayer->iFrameWidth;
pDlayer->iActualHeight = pDlayer->iFrameHeight;
pDlayer->iFrameWidth = WELS_ALIGN (pDlayer->iActualWidth, MB_WIDTH_LUMA);
pDlayer->iFrameHeight = WELS_ALIGN (pDlayer->iActualHeight, MB_HEIGHT_LUMA);
}
}
/*!
* \brief determined key coding tables for temporal scalability, uiProfileIdc etc for each spatial layer settings
* \param SWelsSvcCodingParam, and carried with known GOP size, max, input and output frame rate of each spatial
* \return NONE (should ensure valid parameter before this procedure)
*/
void DetermineTemporalSettings() {
const int32_t iDecStages = WELS_LOG2 (
uiGopSize); // (int8_t)GetLogFactor(1.0f, 1.0f * pcfg->uiGopSize); //log2(uiGopSize)
const uint8_t* pTemporalIdList = &g_kuiTemporalIdListTable[iDecStages][0];
SDLayerParam* pDlp = &sDependencyLayers[0];
uint8_t uiProfileIdc = PRO_BASELINE;
int8_t i = 0;
while (i < iSpatialLayerNum) {
const uint32_t kuiLogFactorInOutRate = GetLogFactor (pDlp->fOutputFrameRate, pDlp->fInputFrameRate);
const uint32_t kuiLogFactorMaxInRate = GetLogFactor (pDlp->fInputFrameRate, fMaxFrameRate);
int32_t iNotCodedMask = 0;
int8_t iMaxTemporalId = 0;
memset (pDlp->uiCodingIdx2TemporalId, INVALID_TEMPORAL_ID, sizeof (pDlp->uiCodingIdx2TemporalId));
pDlp->uiProfileIdc = uiProfileIdc; // PRO_BASELINE, PRO_SCALABLE_BASELINE;
iNotCodedMask = (1 << (kuiLogFactorInOutRate + kuiLogFactorMaxInRate)) - 1;
for (uint32_t uiFrameIdx = 0; uiFrameIdx <= uiGopSize; ++ uiFrameIdx) {
if (0 == (uiFrameIdx & iNotCodedMask)) {
const int8_t kiTemporalId = pTemporalIdList[uiFrameIdx];
pDlp->uiCodingIdx2TemporalId[uiFrameIdx] = kiTemporalId;
if (kiTemporalId > iMaxTemporalId) {
iMaxTemporalId = kiTemporalId;
}
}
}
pDlp->iHighestTemporalId = iMaxTemporalId;
pDlp->iTemporalResolution = kuiLogFactorMaxInRate + kuiLogFactorInOutRate;
pDlp->iDecompositionStages = iDecStages - kuiLogFactorMaxInRate - kuiLogFactorInOutRate;
uiProfileIdc = PRO_SCALABLE_BASELINE;
++ pDlp;
++ i;
}
iDecompStages = (int8_t)iDecStages;
}
} SWelsSvcCodingParam;
static inline int32_t FreeCodingParam (SWelsSvcCodingParam** pParam, CMemoryAlign* pMa) {
if (pParam == NULL || *pParam == NULL || pMa == NULL)
return 1;
pMa->WelsFree (*pParam, "SWelsSvcCodingParam");
*pParam = NULL;
return 0;
}
static inline int32_t AllocCodingParam (SWelsSvcCodingParam** pParam, CMemoryAlign* pMa,
const int32_t kiRequestNumSpatial) {
if (pParam == NULL || pMa == NULL || kiRequestNumSpatial < 1 || kiRequestNumSpatial > MAX_SPATIAL_LAYER_NUM)
return 1;
if (*pParam != NULL) {
FreeCodingParam (pParam, pMa);
}
SWelsSvcCodingParam* pCodingParam = (SWelsSvcCodingParam*)pMa->WelsMalloc (sizeof (SWelsSvcCodingParam),
"SWelsSvcCodingParam");
if (NULL == pCodingParam)
return 1;
*pParam = pCodingParam;
return 0;
}
}//end of namespace WelsSVCEnc
#endif//WELS_ENCODER_PARAMETER_SVC_H__
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