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encoder_ext.cpp
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encoder_ext.cpp
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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 encoder_ext.c
*
* \brief core encoder for SVC
*
* \date 7/24/2009 Created
*
*************************************************************************************
*/
#include "encoder.h"
#include "cpu.h"
#include "utils.h"
#include "svc_enc_golomb.h"
#include "au_set.h"
#include "picture_handle.h"
#include "svc_base_layer_md.h"
#include "svc_encode_slice.h"
#include "svc_mode_decision.h"
#include "decode_mb_aux.h"
#include "deblocking.h"
#include "ref_list_mgr_svc.h"
#include "ls_defines.h"
#include "crt_util_safe_x.h" // Safe CRT routines like utils for cross platforms
#include "slice_multi_threading.h"
#include "measure_time.h"
#include "svc_set_mb_syn.h"
namespace WelsEnc {
int32_t WelsCodeOnePicPartition (sWelsEncCtx* pCtx,
SFrameBSInfo* pFrameBsInfo,
SLayerBSInfo* pLayerBsInfo,
int32_t* pNalIdxInLayer,
int32_t* pLayerSize,
int32_t iFirstMbIdxInPartition,
int32_t iEndMbIdxInPartition,
int32_t iStartSliceIdx
);
int32_t WelsBitRateVerification (SLogContext* pLogCtx, SSpatialLayerConfig* pLayerParam, int32_t iLayerId) {
if ((pLayerParam->iSpatialBitrate <= 0)
|| (static_cast<float> (pLayerParam->iSpatialBitrate) < pLayerParam->fFrameRate)) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "Invalid bitrate settings in layer %d, bitrate= %d at FrameRate(%f)", iLayerId,
pLayerParam->iSpatialBitrate, pLayerParam->fFrameRate);
return ENC_RETURN_UNSUPPORTED_PARA;
}
// deal with LEVEL_MAX_BR and MAX_BR setting
const SLevelLimits* pCurLevelLimit = g_ksLevelLimits;
while ((pCurLevelLimit->uiLevelIdc != LEVEL_5_2) && (pCurLevelLimit->uiLevelIdc != pLayerParam->uiLevelIdc))
pCurLevelLimit++;
const int32_t iLevelMaxBitrate = pCurLevelLimit->uiMaxBR * CpbBrNalFactor;
const int32_t iLevel52MaxBitrate = g_ksLevelLimits[LEVEL_NUMBER - 1].uiMaxBR * CpbBrNalFactor;
if (UNSPECIFIED_BIT_RATE != iLevelMaxBitrate) {
if ((pLayerParam->iMaxSpatialBitrate == UNSPECIFIED_BIT_RATE)
|| (pLayerParam->iMaxSpatialBitrate > iLevel52MaxBitrate)) {
pLayerParam->iMaxSpatialBitrate = iLevelMaxBitrate;
WelsLog (pLogCtx, WELS_LOG_INFO,
"Current MaxSpatialBitrate is invalid (UNSPECIFIED_BIT_RATE or larger than LEVEL5_2) but level setting is valid, set iMaxSpatialBitrate to %d from level (%d)",
pLayerParam->iMaxSpatialBitrate, pLayerParam->uiLevelIdc);
} else if (pLayerParam->iMaxSpatialBitrate > iLevelMaxBitrate) {
ELevelIdc iCurLevel = pLayerParam->uiLevelIdc;
WelsAdjustLevel (pLayerParam, pCurLevelLimit);
WelsLog (pLogCtx, WELS_LOG_INFO,
"LevelIdc is changed from (%d) to (%d) according to the iMaxSpatialBitrate(%d)",
iCurLevel, pLayerParam->uiLevelIdc, pLayerParam->iMaxSpatialBitrate);
}
} else if ((pLayerParam->iMaxSpatialBitrate != UNSPECIFIED_BIT_RATE)
&& (pLayerParam->iMaxSpatialBitrate > iLevel52MaxBitrate)) {
// no level limitation, just need to check if iMaxSpatialBitrate is too big from reasonable
WelsLog (pLogCtx, WELS_LOG_WARNING,
"No LevelIdc setting and iMaxSpatialBitrate (%d) is considered too big to be valid, changed to UNSPECIFIED_BIT_RATE",
pLayerParam->iMaxSpatialBitrate);
pLayerParam->iMaxSpatialBitrate = UNSPECIFIED_BIT_RATE;
}
// deal with iSpatialBitrate and iMaxSpatialBitrate setting
if (pLayerParam->iMaxSpatialBitrate != UNSPECIFIED_BIT_RATE) {
if (pLayerParam->iMaxSpatialBitrate == pLayerParam->iSpatialBitrate) {
WelsLog (pLogCtx, WELS_LOG_INFO,
"Setting MaxSpatialBitrate (%d) the same at SpatialBitrate (%d) will make the actual bit rate lower than SpatialBitrate",
pLayerParam->iMaxSpatialBitrate, pLayerParam->iSpatialBitrate);
} else if (pLayerParam->iMaxSpatialBitrate < pLayerParam->iSpatialBitrate) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"MaxSpatialBitrate (%d) should be larger than SpatialBitrate (%d), considering it as error setting",
pLayerParam->iMaxSpatialBitrate, pLayerParam->iSpatialBitrate);
return ENC_RETURN_UNSUPPORTED_PARA;
}
}
return ENC_RETURN_SUCCESS;
}
void CheckProfileSetting (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam, int32_t iLayer, EProfileIdc uiProfileIdc) {
SSpatialLayerConfig* pLayerInfo = &pParam->sSpatialLayers[iLayer];
pLayerInfo->uiProfileIdc = uiProfileIdc;
if (pParam->bSimulcastAVC) {
if ((uiProfileIdc != PRO_BASELINE) && (uiProfileIdc != PRO_MAIN) && (uiProfileIdc != PRO_HIGH)) {
WelsLog (pLogCtx, WELS_LOG_WARNING, "layerId(%d) doesn't support profile(%d), change to UNSPECIFIC profile", iLayer,
uiProfileIdc);
pLayerInfo->uiProfileIdc = PRO_UNKNOWN;
}
} else {
if (iLayer == SPATIAL_LAYER_0) {
if ((uiProfileIdc != PRO_BASELINE) && (uiProfileIdc != PRO_MAIN) && (uiProfileIdc != PRO_HIGH)) {
WelsLog (pLogCtx, WELS_LOG_WARNING, "layerId(%d) doesn't support profile(%d), change to UNSPECIFIC profile", iLayer,
uiProfileIdc);
pLayerInfo->uiProfileIdc = PRO_UNKNOWN;
}
} else {
if ((uiProfileIdc != PRO_SCALABLE_BASELINE) && (uiProfileIdc != PRO_SCALABLE_HIGH)) {
pLayerInfo->uiProfileIdc = PRO_SCALABLE_BASELINE;
WelsLog (pLogCtx, WELS_LOG_WARNING, "layerId(%d) doesn't support profile(%d), change to scalable baseline profile",
iLayer, uiProfileIdc);
}
}
}
}
void CheckLevelSetting (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam, int32_t iLayer, ELevelIdc uiLevelIdc) {
SSpatialLayerConfig* pLayerInfo = &pParam->sSpatialLayers[iLayer];
pLayerInfo->uiLevelIdc = LEVEL_UNKNOWN;
int32_t iLevelIdx = LEVEL_NUMBER - 1;
do {
if (g_ksLevelLimits[iLevelIdx].uiLevelIdc == uiLevelIdc) {
pLayerInfo->uiLevelIdc = uiLevelIdc;
break;
}
iLevelIdx--;
} while (iLevelIdx >= 0);
}
void CheckReferenceNumSetting (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam, int32_t iNumRef) {
int32_t iRefUpperBound = (pParam->iUsageType == CAMERA_VIDEO_REAL_TIME) ?
MAX_REFERENCE_PICTURE_COUNT_NUM_CAMERA : MAX_REFERENCE_PICTURE_COUNT_NUM_SCREEN;
pParam->iNumRefFrame = iNumRef;
if ((iNumRef < MIN_REF_PIC_COUNT) || (iNumRef > iRefUpperBound)) {
pParam->iNumRefFrame = AUTO_REF_PIC_COUNT;
WelsLog (pLogCtx, WELS_LOG_WARNING,
"doesn't support the number of reference frame(%d) change to auto select mode", iNumRef);
}
}
int32_t SliceArgumentValidationFixedSliceMode (SLogContext* pLogCtx,
SSliceArgument* pSliceArgument, const RC_MODES kiRCMode,
const int32_t kiPicWidth, const int32_t kiPicHeight) {
int32_t iCpuCores = 0;
int32_t iIdx = 0;
const int32_t iMbWidth = (kiPicWidth + 15) >> 4;
const int32_t iMbHeight = (kiPicHeight + 15) >> 4;
const int32_t iMbNumInFrame = iMbWidth * iMbHeight;
bool bSingleMode = false;
pSliceArgument->uiSliceSizeConstraint = 0;
if (pSliceArgument->uiSliceNum == 0) {
WelsCPUFeatureDetect (&iCpuCores);
if (0 == iCpuCores) {
// cpuid not supported or doesn't expose the number of cores,
// use high level system API as followed to detect number of pysical/logic processor
iCpuCores = DynamicDetectCpuCores();
}
pSliceArgument->uiSliceNum = iCpuCores;
}
if (pSliceArgument->uiSliceNum <= 1) {
WelsLog (pLogCtx, WELS_LOG_INFO,
"SliceArgumentValidationFixedSliceMode(), uiSliceNum(%d) you set for SM_FIXEDSLCNUM_SLICE, now turn to SM_SINGLE_SLICE type!",
pSliceArgument->uiSliceNum);
bSingleMode = true;
}
// considering the coding efficient and performance,
// iCountMbNum constraint by MIN_NUM_MB_PER_SLICE condition of multi-pSlice mode settting
if (iMbNumInFrame <= MIN_NUM_MB_PER_SLICE) {
WelsLog (pLogCtx, WELS_LOG_INFO,
"SliceArgumentValidationFixedSliceMode(), uiSliceNum(%d) you set for SM_FIXEDSLCNUM_SLICE, now turn to SM_SINGLE_SLICE type as CountMbNum less than MIN_NUM_MB_PER_SLICE!",
pSliceArgument->uiSliceNum);
bSingleMode = true;
}
if (bSingleMode) {
pSliceArgument->uiSliceMode = SM_SINGLE_SLICE;
pSliceArgument->uiSliceNum = 1;
for (iIdx = 0; iIdx < MAX_SLICES_NUM; iIdx++) {
pSliceArgument->uiSliceMbNum[iIdx] = 0;
}
return ENC_RETURN_SUCCESS;
}
if (pSliceArgument->uiSliceNum > MAX_SLICES_NUM) {
pSliceArgument->uiSliceNum = MAX_SLICES_NUM;
WelsLog (pLogCtx, WELS_LOG_WARNING,
"SliceArgumentValidationFixedSliceMode(), uiSliceNum exceed MAX_SLICES_NUM! So setting slice num eqaul to MAX_SLICES_NUM(%d)!",
pSliceArgument->uiSliceNum);
}
if (kiRCMode != RC_OFF_MODE) { // multiple slices verify with gom
//check uiSliceNum and set uiSliceMbNum with current uiSliceNum
if (!GomValidCheckSliceNum (iMbWidth, iMbHeight, &pSliceArgument->uiSliceNum)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"SliceArgumentValidationFixedSliceMode(), unsupported setting with Resolution and uiSliceNum combination under RC on! So uiSliceNum is changed to %d!",
pSliceArgument->uiSliceNum);
}
if (pSliceArgument->uiSliceNum <= 1 ||
!GomValidCheckSliceMbNum (iMbWidth, iMbHeight, pSliceArgument)) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"SliceArgumentValidationFixedSliceMode(), unsupported setting with Resolution and uiSliceNum (%d) combination under RC on! Consider setting single slice with this resolution!",
pSliceArgument->uiSliceNum);
return ENC_RETURN_UNSUPPORTED_PARA;
}
} else if (!CheckFixedSliceNumMultiSliceSetting (iMbNumInFrame, pSliceArgument)) {
//check uiSliceMbNum with current uiSliceNum
WelsLog (pLogCtx, WELS_LOG_ERROR,
"SliceArgumentValidationFixedSliceMode(), invalid uiSliceMbNum (%d) settings!,now turn to SM_SINGLE_SLICE type",
pSliceArgument->uiSliceMbNum[0]);
pSliceArgument->uiSliceMode = SM_SINGLE_SLICE;
pSliceArgument->uiSliceNum = 1;
for (iIdx = 0; iIdx < MAX_SLICES_NUM; iIdx++) {
pSliceArgument->uiSliceMbNum[iIdx] = 0;
}
}
return ENC_RETURN_SUCCESS;
}
/*!
* \brief validate checking in parameter configuration
* \pParam pParam SWelsSvcCodingParam*
* \return successful - 0; otherwise none 0 for failed
*/
int32_t ParamValidation (SLogContext* pLogCtx, SWelsSvcCodingParam* pCfg) {
const float fEpsn = 0.000001f;
int32_t i = 0;
assert (pCfg != NULL);
if (! (pCfg->iUsageType < INPUT_CONTENT_TYPE_ALL)) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidation(),Invalid usage type = %d", pCfg->iUsageType);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCfg->iUsageType == SCREEN_CONTENT_REAL_TIME) {
if (pCfg->iSpatialLayerNum > 1) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidation(),Invalid the number of Spatial layer(%d)for screen content",
pCfg->iSpatialLayerNum);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCfg->bEnableAdaptiveQuant) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidation(), AdaptiveQuant(%d) is not supported yet for screen content, auto turned off",
pCfg->bEnableAdaptiveQuant);
pCfg->bEnableAdaptiveQuant = false;
}
if (pCfg->bEnableBackgroundDetection) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidation(), BackgroundDetection(%d) is not supported yet for screen content, auto turned off",
pCfg->bEnableBackgroundDetection);
pCfg->bEnableBackgroundDetection = false;
}
if (pCfg->bEnableSceneChangeDetect == false) {
pCfg->bEnableSceneChangeDetect = true;
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidation(), screen change detection should be turned on, change bEnableSceneChangeDetect as true");
}
}
//turn off adaptive quant now, algorithms needs to be refactored
pCfg->bEnableAdaptiveQuant = false;
if (pCfg->iSpatialLayerNum > 1) {
for (i = pCfg->iSpatialLayerNum - 1; i > 0; i--) {
SSpatialLayerConfig* fDlpUp = &pCfg->sSpatialLayers[i];
SSpatialLayerConfig* fDlp = &pCfg->sSpatialLayers[i - 1];
if ((fDlp->iVideoWidth > fDlpUp->iVideoWidth) || (fDlp->iVideoHeight > fDlpUp->iVideoHeight)) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidation,Invalid resolution layer(%d) resolution(%d x %d) should be less than the upper spatial layer resolution(%d x %d) ",
i, fDlp->iVideoWidth, fDlp->iVideoHeight, fDlpUp->iVideoWidth, fDlpUp->iVideoHeight);
return ENC_RETURN_UNSUPPORTED_PARA;
}
}
}
if (!CheckInRangeCloseOpen (pCfg->iLoopFilterDisableIdc, DEBLOCKING_IDC_0, DEBLOCKING_IDC_2 + 1) ||
!CheckInRangeCloseOpen (pCfg->iLoopFilterAlphaC0Offset, DEBLOCKING_OFFSET_MINUS, DEBLOCKING_OFFSET + 1) ||
!CheckInRangeCloseOpen (pCfg->iLoopFilterBetaOffset, DEBLOCKING_OFFSET_MINUS, DEBLOCKING_OFFSET + 1)) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidation, Invalid iLoopFilterDisableIdc(%d) or iLoopFilterAlphaC0Offset(%d) or iLoopFilterBetaOffset(%d)!",
pCfg->iLoopFilterDisableIdc, pCfg->iLoopFilterAlphaC0Offset, pCfg->iLoopFilterBetaOffset);
return ENC_RETURN_UNSUPPORTED_PARA;
}
for (i = 0; i < pCfg->iSpatialLayerNum; ++ i) {
SSpatialLayerInternal* fDlp = &pCfg->sDependencyLayers[i];
SSpatialLayerConfig* pConfig = &pCfg->sSpatialLayers[i];
if (fDlp->fOutputFrameRate > fDlp->fInputFrameRate || (fDlp->fInputFrameRate >= -fEpsn
&& fDlp->fInputFrameRate <= fEpsn)
|| (fDlp->fOutputFrameRate >= -fEpsn && fDlp->fOutputFrameRate <= fEpsn)) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"Invalid settings in input frame rate(%.6f) or output frame rate(%.6f) of layer #%d config file..",
fDlp->fInputFrameRate, fDlp->fOutputFrameRate, i);
return ENC_RETURN_INVALIDINPUT;
}
if (UINT_MAX == GetLogFactor (fDlp->fOutputFrameRate, fDlp->fInputFrameRate)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"AUTO CORRECT: Invalid settings in input frame rate(%.6f) and output frame rate(%.6f) of layer #%d config file: iResult of output frame rate divided by input frame rate should be power of 2(i.e,in/pOut=2^n). \n Auto correcting Output Framerate to Input Framerate %f!\n",
fDlp->fInputFrameRate, fDlp->fOutputFrameRate, i, fDlp->fInputFrameRate);
fDlp->fOutputFrameRate = fDlp->fInputFrameRate;
pConfig->fFrameRate = fDlp->fOutputFrameRate;
}
}
if ((pCfg->iRCMode != RC_OFF_MODE) && (pCfg->iRCMode != RC_QUALITY_MODE) && (pCfg->iRCMode != RC_BUFFERBASED_MODE)
&& (pCfg->iRCMode != RC_BITRATE_MODE) && (pCfg->iRCMode != RC_TIMESTAMP_MODE)) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidation(),Invalid iRCMode = %d", pCfg->iRCMode);
return ENC_RETURN_UNSUPPORTED_PARA;
}
//bitrate setting validation
if (pCfg->iRCMode != RC_OFF_MODE) {
int32_t iTotalBitrate = 0;
if (pCfg->iTargetBitrate <= 0) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "Invalid bitrate settings in total configure, bitrate= %d", pCfg->iTargetBitrate);
return ENC_RETURN_INVALIDINPUT;
}
for (i = 0; i < pCfg->iSpatialLayerNum; ++ i) {
SSpatialLayerConfig* pSpatialLayer = &pCfg->sSpatialLayers[i];
iTotalBitrate += pSpatialLayer->iSpatialBitrate;
if (WelsBitRateVerification (pLogCtx, pSpatialLayer, i) != ENC_RETURN_SUCCESS)
return ENC_RETURN_INVALIDINPUT;
}
if (iTotalBitrate > pCfg->iTargetBitrate) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"Invalid settings in bitrate. the sum of each layer bitrate(%d) is larger than total bitrate setting(%d)",
iTotalBitrate, pCfg->iTargetBitrate);
return ENC_RETURN_INVALIDINPUT;
}
if ((pCfg->iRCMode == RC_QUALITY_MODE) || (pCfg->iRCMode == RC_BITRATE_MODE) || (pCfg->iRCMode == RC_TIMESTAMP_MODE))
if (!pCfg->bEnableFrameSkip)
WelsLog (pLogCtx, WELS_LOG_WARNING,
"bEnableFrameSkip = %d,bitrate can't be controlled for RC_QUALITY_MODE,RC_BITRATE_MODE and RC_TIMESTAMP_MODE without enabling skip frame.",
pCfg->bEnableFrameSkip);
if ((pCfg->iMaxQp <= 0) || (pCfg->iMinQp <= 0)) {
if (pCfg->iUsageType == SCREEN_CONTENT_REAL_TIME) {
WelsLog (pLogCtx, WELS_LOG_INFO, "Change QP Range from(%d,%d) to (%d,%d)", pCfg->iMinQp, pCfg->iMaxQp, MIN_SCREEN_QP,
MAX_SCREEN_QP);
pCfg->iMinQp = MIN_SCREEN_QP;
pCfg->iMaxQp = MAX_SCREEN_QP;
} else {
WelsLog (pLogCtx, WELS_LOG_INFO, "Change QP Range from(%d,%d) to (%d,%d)", pCfg->iMinQp, pCfg->iMaxQp,
GOM_MIN_QP_MODE, MAX_LOW_BR_QP);
pCfg->iMinQp = GOM_MIN_QP_MODE;
pCfg->iMaxQp = MAX_LOW_BR_QP;
}
}
pCfg->iMinQp = WELS_CLIP3 (pCfg->iMinQp, GOM_MIN_QP_MODE, QP_MAX_VALUE);
pCfg->iMaxQp = WELS_CLIP3 (pCfg->iMaxQp, pCfg->iMinQp, QP_MAX_VALUE);
}
// ref-frames validation
if (((pCfg->iUsageType == CAMERA_VIDEO_REAL_TIME) || (pCfg->iUsageType == SCREEN_CONTENT_REAL_TIME))
? WelsCheckRefFrameLimitationNumRefFirst (pLogCtx, pCfg)
: WelsCheckRefFrameLimitationLevelIdcFirst (pLogCtx, pCfg)) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "WelsCheckRefFrameLimitation failed");
return ENC_RETURN_INVALIDINPUT;
}
return ENC_RETURN_SUCCESS;
}
int32_t ParamValidationExt (SLogContext* pLogCtx, SWelsSvcCodingParam* pCodingParam) {
int8_t i = 0;
int32_t iIdx = 0;
assert (pCodingParam != NULL);
if (NULL == pCodingParam)
return ENC_RETURN_INVALIDINPUT;
if ((pCodingParam->iUsageType != CAMERA_VIDEO_REAL_TIME) && (pCodingParam->iUsageType != SCREEN_CONTENT_REAL_TIME)) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(),Invalid usage type = %d", pCodingParam->iUsageType);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if ((pCodingParam->iUsageType == SCREEN_CONTENT_REAL_TIME) && (!pCodingParam->bIsLosslessLink
&& pCodingParam->bEnableLongTermReference)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidationExt(), setting lossy link for LTR under screen, which is not supported yet! Auto disabled LTR!");
pCodingParam->bEnableLongTermReference = false;
}
if (pCodingParam->iSpatialLayerNum < 1 || pCodingParam->iSpatialLayerNum > MAX_DEPENDENCY_LAYER) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), monitor invalid pCodingParam->iSpatialLayerNum: %d!",
pCodingParam->iSpatialLayerNum);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCodingParam->iTemporalLayerNum < 1 || pCodingParam->iTemporalLayerNum > MAX_TEMPORAL_LEVEL) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), monitor invalid pCodingParam->iTemporalLayerNum: %d!",
pCodingParam->iTemporalLayerNum);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCodingParam->uiGopSize < 1 || pCodingParam->uiGopSize > MAX_GOP_SIZE) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), monitor invalid pCodingParam->uiGopSize: %d!",
pCodingParam->uiGopSize);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCodingParam->uiIntraPeriod && pCodingParam->uiIntraPeriod < pCodingParam->uiGopSize) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidationExt(), uiIntraPeriod(%d) should be not less than that of uiGopSize(%d) or -1 specified!",
pCodingParam->uiIntraPeriod, pCodingParam->uiGopSize);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCodingParam->uiIntraPeriod && (pCodingParam->uiIntraPeriod & (pCodingParam->uiGopSize - 1)) != 0) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidationExt(), uiIntraPeriod(%d) should be multiple of uiGopSize(%d) or -1 specified!",
pCodingParam->uiIntraPeriod, pCodingParam->uiGopSize);
return ENC_RETURN_UNSUPPORTED_PARA;
}
//about iMultipleThreadIdc, bDeblockingParallelFlag, iLoopFilterDisableIdc, & uiSliceMode
// (1) Single Thread
// if (THREAD==1)//single thread
// no parallel_deblocking: bDeblockingParallelFlag = 0;
// (2) Multi Thread: see uiSliceMode decision
if (pCodingParam->iMultipleThreadIdc == 1) {
//now is single thread. no parallel deblocking, set flag=0
pCodingParam->bDeblockingParallelFlag = false;
} else {
pCodingParam->bDeblockingParallelFlag = true;
}
// eSpsPpsIdStrategy checkings
if (pCodingParam->iSpatialLayerNum > 1 && (!pCodingParam->bSimulcastAVC)
&& (SPS_LISTING & pCodingParam->eSpsPpsIdStrategy)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidationExt(), eSpsPpsIdStrategy setting (%d) with multiple svc SpatialLayers (%d) not supported! eSpsPpsIdStrategy adjusted to CONSTANT_ID",
pCodingParam->eSpsPpsIdStrategy, pCodingParam->iSpatialLayerNum);
pCodingParam->eSpsPpsIdStrategy = CONSTANT_ID;
}
if (pCodingParam->iUsageType == SCREEN_CONTENT_REAL_TIME && (SPS_LISTING & pCodingParam->eSpsPpsIdStrategy)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidationExt(), eSpsPpsIdStrategy setting (%d) with iUsageType (%d) not supported! eSpsPpsIdStrategy adjusted to CONSTANT_ID",
pCodingParam->eSpsPpsIdStrategy, pCodingParam->iUsageType);
pCodingParam->eSpsPpsIdStrategy = CONSTANT_ID;
}
if (pCodingParam->bSimulcastAVC && (SPS_LISTING & pCodingParam->eSpsPpsIdStrategy)) {
WelsLog (pLogCtx, WELS_LOG_INFO,
"ParamValidationExt(), eSpsPpsIdStrategy(%d) under bSimulcastAVC(%d) not supported yet, adjusted to INCREASING_ID",
pCodingParam->eSpsPpsIdStrategy, pCodingParam->bSimulcastAVC);
pCodingParam->eSpsPpsIdStrategy = INCREASING_ID;
}
if (pCodingParam->bSimulcastAVC && pCodingParam->bPrefixNalAddingCtrl) {
WelsLog (pLogCtx, WELS_LOG_INFO,
"ParamValidationExt(), bSimulcastAVC(%d) is not compatible with bPrefixNalAddingCtrl(%d) true, adjusted bPrefixNalAddingCtrl to false",
pCodingParam->eSpsPpsIdStrategy, pCodingParam->bSimulcastAVC);
pCodingParam->bPrefixNalAddingCtrl = false;
}
for (i = 0; i < pCodingParam->iSpatialLayerNum; ++ i) {
SSpatialLayerConfig* pSpatialLayer = &pCodingParam->sSpatialLayers[i];
int32_t kiPicWidth = pSpatialLayer->iVideoWidth;
int32_t kiPicHeight = pSpatialLayer->iVideoHeight;
uint32_t iMbWidth = 0;
uint32_t iMbHeight = 0;
int32_t iMbNumInFrame = 0;
uint32_t iMaxSliceNum = MAX_SLICES_NUM;
int32_t iReturn = 0;
if ((pCodingParam->iPicWidth > 0) && (pCodingParam->iPicHeight > 0)
&& (kiPicWidth == 0) && (kiPicHeight == 0)
&& (pCodingParam->iSpatialLayerNum == 1)) {
kiPicWidth = pSpatialLayer->iVideoWidth = pCodingParam->iPicWidth;
kiPicHeight = pSpatialLayer->iVideoHeight = pCodingParam->iPicHeight;
WelsLog (pLogCtx, WELS_LOG_DEBUG,
"ParamValidationExt(), layer resolution is not set, set to general resolution %d x %d",
pSpatialLayer->iVideoWidth, pSpatialLayer->iVideoHeight);
}
if ((kiPicWidth <= 0) || (kiPicHeight <= 0) || (kiPicWidth * kiPicHeight > (MAX_MBS_PER_FRAME << 8))) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidationExt(), width > 0, height > 0, width * height <= %d, invalid %d x %d in dependency layer settings!",
(MAX_MBS_PER_FRAME << 8), kiPicWidth, kiPicHeight);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if ((kiPicWidth & 0x0F) != 0 || (kiPicHeight & 0x0F) != 0) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidationExt(), in layer #%d iWidth x iHeight(%d x %d) both should be multiple of 16, can not support with arbitrary size currently!",
i, kiPicWidth, kiPicHeight);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pSpatialLayer->sSliceArgument.uiSliceMode >= SM_RESERVED) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceMode (%d) settings!",
pSpatialLayer->sSliceArgument.uiSliceMode);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if ((pCodingParam->uiMaxNalSize != 0) && (pSpatialLayer->sSliceArgument.uiSliceMode != SM_SIZELIMITED_SLICE)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidationExt(), current layer %d uiSliceMode (%d) settings may not fulfill MaxNalSize = %d", i,
pSpatialLayer->sSliceArgument.uiSliceMode, pCodingParam->uiMaxNalSize);
}
CheckProfileSetting (pLogCtx, pCodingParam, i, pSpatialLayer->uiProfileIdc);
CheckLevelSetting (pLogCtx, pCodingParam, i, pSpatialLayer->uiLevelIdc);
//check pSlice settings under multi-pSlice
if (kiPicWidth <= 16 && kiPicHeight <= 16) {
//only have one MB, set to single_slice
pSpatialLayer->sSliceArgument.uiSliceMode = SM_SINGLE_SLICE;
}
switch (pSpatialLayer->sSliceArgument.uiSliceMode) {
case SM_SINGLE_SLICE:
pSpatialLayer->sSliceArgument.uiSliceNum = 1;
pSpatialLayer->sSliceArgument.uiSliceSizeConstraint = 0;
for (iIdx = 0; iIdx < MAX_SLICES_NUM; iIdx++) {
pSpatialLayer->sSliceArgument.uiSliceMbNum[iIdx] = 0;
}
break;
case SM_FIXEDSLCNUM_SLICE: {
iReturn = SliceArgumentValidationFixedSliceMode (pLogCtx, &pSpatialLayer->sSliceArgument, pCodingParam->iRCMode,
kiPicWidth, kiPicHeight);
if (iReturn)
return ENC_RETURN_UNSUPPORTED_PARA;
}
break;
case SM_RASTER_SLICE: {
pSpatialLayer->sSliceArgument.uiSliceSizeConstraint = 0;
iMbWidth = (kiPicWidth + 15) >> 4;
iMbHeight = (kiPicHeight + 15) >> 4;
iMbNumInFrame = iMbWidth * iMbHeight;
iMaxSliceNum = MAX_SLICES_NUM;
if (pSpatialLayer->sSliceArgument.uiSliceMbNum[0] == 0) {
if (iMbHeight > iMaxSliceNum) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceNum (%d) settings more than MAX(%d)!",
iMbHeight, MAX_SLICES_NUM);
return ENC_RETURN_UNSUPPORTED_PARA;
}
pSpatialLayer->sSliceArgument.uiSliceNum = iMbHeight;
for (uint32_t j = 0; j < iMbHeight; j++) {
pSpatialLayer->sSliceArgument.uiSliceMbNum[j] = iMbWidth;
}
if (!CheckRowMbMultiSliceSetting (iMbWidth,
&pSpatialLayer->sSliceArgument)) { // verify interleave mode settings
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceMbNum (%d) settings!",
pSpatialLayer->sSliceArgument.uiSliceMbNum[0]);
return ENC_RETURN_UNSUPPORTED_PARA;
}
break;
}
if (!CheckRasterMultiSliceSetting (iMbNumInFrame,
&pSpatialLayer->sSliceArgument)) { // verify interleave mode settings
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceMbNum (%d) settings!",
pSpatialLayer->sSliceArgument.uiSliceMbNum[0]);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pSpatialLayer->sSliceArgument.uiSliceNum <= 0
|| pSpatialLayer->sSliceArgument.uiSliceNum > iMaxSliceNum) { // verify interleave mode settings
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceNum (%d) in SM_RASTER_SLICE settings!",
pSpatialLayer->sSliceArgument.uiSliceNum);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pSpatialLayer->sSliceArgument.uiSliceNum == 1) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidationExt(), pSlice setting for SM_RASTER_SLICE now turn to SM_SINGLE_SLICE!");
pSpatialLayer->sSliceArgument.uiSliceMode = SM_SINGLE_SLICE;
break;
}
if ((pCodingParam->iRCMode != RC_OFF_MODE) && pSpatialLayer->sSliceArgument.uiSliceNum > 1) {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), WARNING: GOM based RC do not support SM_RASTER_SLICE!");
}
// considering the coding efficient and performance, iCountMbNum constraint by MIN_NUM_MB_PER_SLICE condition of multi-pSlice mode settting
if (iMbNumInFrame <= MIN_NUM_MB_PER_SLICE) {
pSpatialLayer->sSliceArgument.uiSliceMode = SM_SINGLE_SLICE;
pSpatialLayer->sSliceArgument.uiSliceNum = 1;
break;
}
}
break;
case SM_SIZELIMITED_SLICE: {
iMbWidth = (kiPicWidth + 15) >> 4;
iMbHeight = (kiPicHeight + 15) >> 4;
if (pSpatialLayer->sSliceArgument.uiSliceSizeConstraint <= MAX_MACROBLOCK_SIZE_IN_BYTE) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidationExt(), invalid iSliceSize (%d) settings!should be larger than MAX_MACROBLOCK_SIZE_IN_BYTE(%d)",
pSpatialLayer->sSliceArgument.uiSliceSizeConstraint, MAX_MACROBLOCK_SIZE_IN_BYTE);
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pCodingParam->uiMaxNalSize > 0) {
if (pCodingParam->uiMaxNalSize < (NAL_HEADER_ADD_0X30BYTES + MAX_MACROBLOCK_SIZE_IN_BYTE)) {
WelsLog (pLogCtx, WELS_LOG_ERROR,
"ParamValidationExt(), invalid uiMaxNalSize (%d) settings! should be larger than (NAL_HEADER_ADD_0X30BYTES + MAX_MACROBLOCK_SIZE_IN_BYTE)(%d)",
pCodingParam->uiMaxNalSize, (NAL_HEADER_ADD_0X30BYTES + MAX_MACROBLOCK_SIZE_IN_BYTE));
return ENC_RETURN_UNSUPPORTED_PARA;
}
if (pSpatialLayer->sSliceArgument.uiSliceSizeConstraint > (pCodingParam->uiMaxNalSize -
NAL_HEADER_ADD_0X30BYTES)) {
WelsLog (pLogCtx, WELS_LOG_WARNING,
"ParamValidationExt(), slice mode = SM_SIZELIMITED_SLICE, uiSliceSizeConstraint = %d ,uiMaxNalsize = %d, will take uiMaxNalsize!",
pSpatialLayer->sSliceArgument.uiSliceSizeConstraint, pCodingParam->uiMaxNalSize);
pSpatialLayer->sSliceArgument.uiSliceSizeConstraint = pCodingParam->uiMaxNalSize - NAL_HEADER_ADD_0X30BYTES;
}
}
pSpatialLayer->sSliceArgument.uiSliceSizeConstraint -= NAL_HEADER_ADD_0X30BYTES;
}
break;
default: {
WelsLog (pLogCtx, WELS_LOG_ERROR, "ParamValidationExt(), invalid uiSliceMode (%d) settings!",
pCodingParam->sSpatialLayers[0].sSliceArgument.uiSliceMode);
return ENC_RETURN_UNSUPPORTED_PARA;
}
break;
}
}
for (i = 0; i < pCodingParam->iSpatialLayerNum; ++ i) {
SSpatialLayerConfig* pLayerInfo = &pCodingParam->sSpatialLayers[i];
if ((pLayerInfo->uiProfileIdc == PRO_BASELINE) || (pLayerInfo->uiProfileIdc == PRO_SCALABLE_BASELINE)) {
if (pCodingParam->iEntropyCodingModeFlag != 0) {
pCodingParam->iEntropyCodingModeFlag = 0;
WelsLog (pLogCtx, WELS_LOG_WARNING, "layerId(%d) Profile is baseline, Change CABAC to CAVLC", i);
}
} else if (pLayerInfo->uiProfileIdc == PRO_UNKNOWN) {
if ((i == 0) || pCodingParam->bSimulcastAVC) {
pLayerInfo->uiProfileIdc = (pCodingParam->iEntropyCodingModeFlag) ? PRO_HIGH : PRO_BASELINE;
} else {
pLayerInfo->uiProfileIdc = PRO_SCALABLE_BASELINE;
}
}
}
return ParamValidation (pLogCtx, pCodingParam);
}
void WelsEncoderApplyFrameRate (SWelsSvcCodingParam* pParam) {
SSpatialLayerInternal* pLayerParamInternal;
SSpatialLayerConfig* pLayerParam;
const float kfEpsn = 0.000001f;
const int32_t kiNumLayer = pParam->iSpatialLayerNum;
int32_t i;
const float kfMaxFrameRate = pParam->fMaxFrameRate;
float fRatio;
float fTargetOutputFrameRate;
//set input frame rate to each layer
for (i = 0; i < kiNumLayer; i++) {
pLayerParamInternal = & (pParam->sDependencyLayers[i]);
pLayerParam = & (pParam->sSpatialLayers[i]);
fRatio = pLayerParamInternal->fOutputFrameRate / pLayerParamInternal->fInputFrameRate;
if ((kfMaxFrameRate - pLayerParamInternal->fInputFrameRate) > kfEpsn
|| (kfMaxFrameRate - pLayerParamInternal->fInputFrameRate) < -kfEpsn) {
pLayerParamInternal->fInputFrameRate = kfMaxFrameRate;
fTargetOutputFrameRate = kfMaxFrameRate * fRatio;
pLayerParamInternal->fOutputFrameRate = (fTargetOutputFrameRate >= 6) ? fTargetOutputFrameRate :
(pLayerParamInternal->fInputFrameRate);
pLayerParam->fFrameRate = pLayerParamInternal->fOutputFrameRate;
//TODO:{Sijia} from design, there is no sense to have temporal layer when under 6fps even with such setting?
}
}
}
int32_t WelsEncoderApplyBitRate (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam, int iLayer) {
//TODO (Sijia): this is a temporary solution which keep the ratio between layers
//but it is also possible to fulfill the bitrate of lower layer first
SSpatialLayerConfig* pLayerParam;
const int32_t iNumLayers = pParam->iSpatialLayerNum;
int32_t i, iOrigTotalBitrate = 0;
if (iLayer == SPATIAL_LAYER_ALL) {
//read old BR
for (i = 0; i < iNumLayers; i++) {
iOrigTotalBitrate += pParam->sSpatialLayers[i].iSpatialBitrate;
}
//write new BR
float fRatio = 0.0;
for (i = 0; i < iNumLayers; i++) {
pLayerParam = & (pParam->sSpatialLayers[i]);
fRatio = pLayerParam->iSpatialBitrate / (static_cast<float> (iOrigTotalBitrate));
pLayerParam->iSpatialBitrate = static_cast<int32_t> (pParam->iTargetBitrate * fRatio);
if (WelsBitRateVerification (pLogCtx, pLayerParam, i) != ENC_RETURN_SUCCESS)
return ENC_RETURN_UNSUPPORTED_PARA;
}
} else {
return WelsBitRateVerification (pLogCtx, & (pParam->sSpatialLayers[iLayer]), iLayer);
}
return ENC_RETURN_SUCCESS;
}
int32_t WelsEncoderApplyBitVaryRang (SLogContext* pLogCtx, SWelsSvcCodingParam* pParam, int32_t iRang) {
SSpatialLayerConfig* pLayerParam;
const int32_t iNumLayers = pParam->iSpatialLayerNum;
for (int32_t i = 0; i < iNumLayers; i++) {
pLayerParam = & (pParam->sSpatialLayers[i]);
pLayerParam->iMaxSpatialBitrate = WELS_MIN ((int) (pLayerParam->iSpatialBitrate * (1 + iRang / 100.0)),
pLayerParam->iMaxSpatialBitrate);
if (WelsBitRateVerification (pLogCtx, pLayerParam, i) != ENC_RETURN_SUCCESS)
return ENC_RETURN_UNSUPPORTED_PARA;
WelsLog (pLogCtx, WELS_LOG_INFO,
"WelsEncoderApplyBitVaryRang:UpdateMaxBitrate layerId= %d,iMaxSpatialBitrate = %d", i, pLayerParam->iMaxSpatialBitrate);
}
return ENC_RETURN_SUCCESS;
}
/*!
* \brief acquire count number of layers and NALs based on configurable paramters dependency
* \pParam pCtx sWelsEncCtx*
* \pParam pParam SWelsSvcCodingParam*
* \pParam pCountLayers pointer of count number of layers indeed
* \pParam iCountNals pointer of count number of nals indeed
* \return 0 - successful; otherwise failed
*/
int32_t AcquireLayersNals (sWelsEncCtx** ppCtx, SWelsSvcCodingParam* pParam, int32_t* pCountLayers,
int32_t* pCountNals) {
int32_t iCountNumLayers = 0;
int32_t iCountNumNals = 0;
int32_t iNumDependencyLayers = 0;
int32_t iDIndex = 0;
if (NULL == pParam || NULL == ppCtx || NULL == *ppCtx)
return 1;
iNumDependencyLayers = pParam->iSpatialLayerNum;
do {
SSpatialLayerConfig* pDLayer = &pParam->sSpatialLayers[iDIndex];
// pDLayer->ptr_cfg = pParam;
int32_t iOrgNumNals = iCountNumNals;
//Note: Sep. 2010
//Review this part and suggest no change, since the memory over-use
//(1) counts little to the overall performance
//(2) should not be critial even under mobile case
if (SM_SIZELIMITED_SLICE == pDLayer->sSliceArgument.uiSliceMode) {
iCountNumNals += MAX_SLICES_NUM;
// plus prefix NALs
if (iDIndex == 0)
iCountNumNals += MAX_SLICES_NUM;
// MAX_SLICES_NUM < MAX_LAYER_NUM_OF_FRAME ensured at svc_enc_slice_segment.h
if (iCountNumNals - iOrgNumNals > MAX_NAL_UNITS_IN_LAYER) {
WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR,
"AcquireLayersNals(), num_of_slice(%d) > existing slice(%d) at (iDid= %d), max=%d",
iCountNumNals, iOrgNumNals, iDIndex, MAX_NAL_UNITS_IN_LAYER);
return 1;
}
} else { /*if ( SM_SINGLE_SLICE != pDLayer->sSliceArgument.uiSliceMode )*/
const int32_t kiNumOfSlice = GetInitialSliceNum (&pDLayer->sSliceArgument);
// NEED check iCountNals value in case multiple slices is used
iCountNumNals += kiNumOfSlice; // for pSlice VCL NALs
// plus prefix NALs
if (iDIndex == 0)
iCountNumNals += kiNumOfSlice;
assert (iCountNumNals - iOrgNumNals <= MAX_NAL_UNITS_IN_LAYER);
if (kiNumOfSlice > MAX_SLICES_NUM) {
WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR,
"AcquireLayersNals(), num_of_slice(%d) > MAX_SLICES_NUM(%d) per (iDid= %d, qid= %d) settings!",
kiNumOfSlice, MAX_SLICES_NUM, iDIndex, 0);
return 1;
}
}
if (iCountNumNals - iOrgNumNals > MAX_NAL_UNITS_IN_LAYER) {
WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR,
"AcquireLayersNals(), num_of_nals(%d) > MAX_NAL_UNITS_IN_LAYER(%d) per (iDid= %d, qid= %d) settings!",
(iCountNumNals - iOrgNumNals), MAX_NAL_UNITS_IN_LAYER, iDIndex, 0);
return 1;
}
iCountNumLayers ++;
++ iDIndex;
} while (iDIndex < iNumDependencyLayers);
if (NULL == (*ppCtx)->pFuncList || NULL == (*ppCtx)->pFuncList->pParametersetStrategy) {
WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR,
"AcquireLayersNals(), pFuncList and pParametersetStrategy needed to be initialized first!");
return 1;
}
// count parasets
iCountNumNals += 1 + iNumDependencyLayers + (iCountNumLayers << 1) +
iCountNumLayers // plus iCountNumLayers for reserved application
+ (*ppCtx)->pFuncList->pParametersetStrategy->GetAllNeededParasetNum();
// to check number of layers / nals / slices dependencies, 12/8/2010
if (iCountNumLayers > MAX_LAYER_NUM_OF_FRAME) {
WelsLog (& (*ppCtx)->sLogCtx, WELS_LOG_ERROR, "AcquireLayersNals(), iCountNumLayers(%d) > MAX_LAYER_NUM_OF_FRAME(%d)!",
iCountNumLayers, MAX_LAYER_NUM_OF_FRAME);
return 1;
}
if (NULL != pCountLayers)
*pCountLayers = iCountNumLayers;
if (NULL != pCountNals)
*pCountNals = iCountNumNals;
return 0;
}
static void InitMbInfo (sWelsEncCtx* pEnc, SMB* pList, SDqLayer* pLayer, const int32_t kiDlayerId,
const int32_t kiMaxMbNum) {
int32_t iMbWidth = pLayer->iMbWidth;
int32_t iMbHeight = pLayer->iMbHeight;
int32_t iIdx;
int32_t iMbNum = iMbWidth * iMbHeight;
uint32_t uiNeighborAvail;
const int32_t kiOffset = (kiDlayerId & 0x01) * kiMaxMbNum;
SMVUnitXY (*pLayerMvUnitBlock4x4)[MB_BLOCK4x4_NUM] = (SMVUnitXY (*)[MB_BLOCK4x4_NUM]) (
&pEnc->pMvUnitBlock4x4[MB_BLOCK4x4_NUM * kiOffset]);
int8_t (*pLayerRefIndexBlock8x8)[MB_BLOCK8x8_NUM] = (int8_t (*)[MB_BLOCK8x8_NUM]) (
&pEnc->pRefIndexBlock4x4[MB_BLOCK8x8_NUM * kiOffset]);
for (iIdx = 0; iIdx < iMbNum; iIdx++) {
bool bLeft;
bool bTop;
bool bLeftTop;
bool bRightTop;
int32_t iLeftXY, iTopXY, iLeftTopXY, iRightTopXY;
uint16_t uiSliceIdc; //[0..65535] > 36864 of LEVEL5.2
pList[iIdx].iMbX = pEnc->pStrideTab->pMbIndexX[kiDlayerId][iIdx];
pList[iIdx].iMbY = pEnc->pStrideTab->pMbIndexY[kiDlayerId][iIdx];
pList[iIdx].iMbXY = iIdx;
uiSliceIdc = WelsMbToSliceIdc (pLayer, iIdx);
iLeftXY = iIdx - 1;
iTopXY = iIdx - iMbWidth;
iLeftTopXY = iTopXY - 1;
iRightTopXY = iTopXY + 1;
bLeft = (pList[iIdx].iMbX > 0) && (uiSliceIdc == WelsMbToSliceIdc (pLayer, iLeftXY));
bTop = (pList[iIdx].iMbY > 0) && (uiSliceIdc == WelsMbToSliceIdc (pLayer, iTopXY));
bLeftTop = (pList[iIdx].iMbX > 0) && (pList[iIdx].iMbY > 0) && (uiSliceIdc ==
WelsMbToSliceIdc (pLayer, iLeftTopXY));
bRightTop = (pList[iIdx].iMbX < (iMbWidth - 1)) && (pList[iIdx].iMbY > 0) && (uiSliceIdc ==
WelsMbToSliceIdc (pLayer, iRightTopXY));
uiNeighborAvail = 0;
if (bLeft) {
uiNeighborAvail |= LEFT_MB_POS;
}
if (bTop) {
uiNeighborAvail |= TOP_MB_POS;
}
if (bLeftTop) {
uiNeighborAvail |= TOPLEFT_MB_POS;
}
if (bRightTop) {
uiNeighborAvail |= TOPRIGHT_MB_POS;
}
pList[iIdx].uiSliceIdc = uiSliceIdc; // merge from svc_hd_opt_b for multiple slices coding
pList[iIdx].uiNeighborAvail = uiNeighborAvail;
uiNeighborAvail = 0;
if (pList[iIdx].iMbX >= BASE_MV_MB_NMB)
uiNeighborAvail |= LEFT_MB_POS;
if (pList[iIdx].iMbX <= (iMbWidth - 1 - BASE_MV_MB_NMB))
uiNeighborAvail |= RIGHT_MB_POS;
if (pList[iIdx].iMbY >= BASE_MV_MB_NMB)
uiNeighborAvail |= TOP_MB_POS;
if (pList[iIdx].iMbY <= (iMbHeight - 1 - BASE_MV_MB_NMB))
uiNeighborAvail |= BOTTOM_MB_POS;
pList[iIdx].sMv = pLayerMvUnitBlock4x4[iIdx];
pList[iIdx].pRefIndex = pLayerRefIndexBlock8x8[iIdx];
pList[iIdx].pSadCost = &pEnc->pSadCostMb[iIdx];
pList[iIdx].pIntra4x4PredMode = &pEnc->pIntra4x4PredModeBlocks[iIdx * INTRA_4x4_MODE_NUM];
pList[iIdx].pNonZeroCount = &pEnc->pNonZeroCountBlocks[iIdx * MB_LUMA_CHROMA_BLOCK4x4_NUM];
}
}
int32_t InitMbListD (sWelsEncCtx** ppCtx) {
int32_t iNumDlayer = (*ppCtx)->pSvcParam->iSpatialLayerNum;
int32_t iMbSize[MAX_DEPENDENCY_LAYER] = { 0 };
int32_t iOverallMbNum = 0;
int32_t iMbWidth = 0;
int32_t iMbHeight = 0;
int32_t i;
if (iNumDlayer > MAX_DEPENDENCY_LAYER)
return 1;
for (i = 0; i < iNumDlayer; i++) {
iMbWidth = ((*ppCtx)->pSvcParam->sSpatialLayers[i].iVideoWidth + 15) >> 4;
iMbHeight = ((*ppCtx)->pSvcParam->sSpatialLayers[i].iVideoHeight + 15) >> 4;
iMbSize[i] = iMbWidth * iMbHeight;
iOverallMbNum += iMbSize[i];
}
(*ppCtx)->ppMbListD = static_cast<SMB**> ((*ppCtx)->pMemAlign->WelsMallocz (iNumDlayer * sizeof (SMB*), "ppMbListD"));
(*ppCtx)->ppMbListD[0] = NULL;
WELS_VERIFY_RETURN_IF (1, (*ppCtx)->ppMbListD == NULL)
(*ppCtx)->ppMbListD[0] = static_cast<SMB*> ((*ppCtx)->pMemAlign->WelsMallocz (iOverallMbNum * sizeof (SMB),
"ppMbListD[0]"));
WELS_VERIFY_RETURN_IF (1, (*ppCtx)->ppMbListD[0] == NULL)
(*ppCtx)->ppDqLayerList[0]->sMbDataP = (*ppCtx)->ppMbListD[0];
InitMbInfo (*ppCtx, (*ppCtx)->ppMbListD[0], (*ppCtx)->ppDqLayerList[0], 0, iMbSize[iNumDlayer - 1]);
for (i = 1; i < iNumDlayer; i++) {
(*ppCtx)->ppMbListD[i] = (*ppCtx)->ppMbListD[i - 1] + iMbSize[i - 1];
(*ppCtx)->ppDqLayerList[i]->sMbDataP = (*ppCtx)->ppMbListD[i];
InitMbInfo (*ppCtx, (*ppCtx)->ppMbListD[i], (*ppCtx)->ppDqLayerList[i], i, iMbSize[iNumDlayer - 1]);
}
return 0;
}
void FreeSliceInLayer (SDqLayer* pDq, CMemoryAlign* pMa) {
int32_t iIdx = 0;
for (; iIdx < MAX_THREADS_NUM; iIdx ++) {
FreeSliceBuffer (pDq->sSliceBufferInfo[iIdx].pSliceBuffer,
pDq->sSliceBufferInfo[iIdx].iMaxSliceNum,
pMa, "pSliceBuffer");
}
}
void FreeDqLayer (SDqLayer*& pDq, CMemoryAlign* pMa) {
if (NULL == pDq) {
return;
}
FreeSliceInLayer (pDq, pMa);
if (pDq->ppSliceInLayer) {
pMa->WelsFree (pDq->ppSliceInLayer, "ppSliceInLayer");
pDq->ppSliceInLayer = NULL;
}
if (pDq->pFirstMbIdxOfSlice) {
pMa->WelsFree (pDq->pFirstMbIdxOfSlice, "pFirstMbIdxOfSlice");
pDq->pFirstMbIdxOfSlice = NULL;
}
if (pDq->pCountMbNumInSlice) {
pMa->WelsFree (pDq->pCountMbNumInSlice, "pCountMbNumInSlice");
pDq->pCountMbNumInSlice = NULL;
}
if (pDq->pFeatureSearchPreparation) {
ReleaseFeatureSearchPreparation (pMa, pDq->pFeatureSearchPreparation->pFeatureOfBlock);
pMa->WelsFree (pDq->pFeatureSearchPreparation, "pFeatureSearchPreparation");
pDq->pFeatureSearchPreparation = NULL;
}
UninitSlicePEncCtx (pDq, pMa);
pDq->iMaxSliceNum = 0;
pMa->WelsFree (pDq, "pDqLayer");
pDq = NULL;
}
void FreeRefList (SRefList*& pRefList, CMemoryAlign* pMa, const int iMaxNumRefFrame) {
if (NULL == pRefList) {
return;
}
int32_t iRef = 0;
do {
if (pRefList->pRef[iRef] != NULL) {
FreePicture (pMa, &pRefList->pRef[iRef]);
}
++ iRef;
} while (iRef < 1 + iMaxNumRefFrame);
pMa->WelsFree (pRefList, "pRefList");
pRefList = NULL;