generic-library/openh264
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

resolve abnormal timestamp(rollback or jump case)

Browse Source
This commit is contained in:
Karina 2015-12-29 15:05:42 +08:00
parent e3c2cb00a5
commit 0d5db3d986
1 changed files with 10 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
codec/encoder/core/src/ratectl.cpp
View File

@ -193,10 +193,10 @@ void RcInitTlWeight (sWelsEncCtx* pEncCtx) {
n = 0;
while (n <= kiHighestTid) {
pTOverRc[n].iTlayerWeight = iWeightArray[kiDecompositionStages][n];
pTOverRc[n].iMinQp = pWelsSvcRc->iMinQp + (n<<1);
pTOverRc[n].iMinQp = WELS_CLIP3(pTOverRc[n].iMinQp, 0, 51);
pTOverRc[n].iMaxQp = pWelsSvcRc->iMaxQp + (n<<1);
pTOverRc[n].iMaxQp = WELS_CLIP3(pTOverRc[n].iMaxQp, pTOverRc[n].iMinQp, 51);
pTOverRc[n].iMinQp = pWelsSvcRc->iMinQp + (n << 1);
pTOverRc[n].iMinQp = WELS_CLIP3 (pTOverRc[n].iMinQp, 0, 51);
pTOverRc[n].iMaxQp = pWelsSvcRc->iMaxQp + (n << 1);
pTOverRc[n].iMaxQp = WELS_CLIP3 (pTOverRc[n].iMaxQp, pTOverRc[n].iMinQp, 51);
++ n;
}
//Calculate the frame index for the current frame and its reference frame
@ -660,7 +660,7 @@ void RcCalculateGomQp (sWelsEncCtx* pEncCtx, SMB* pCurMb, int32_t iSliceId) {
int64_t iLeftBits = pSOverRc->iTargetBitsSlice - pSOverRc->iFrameBitsSlice;
int64_t iTargetLeftBits = iLeftBits + pSOverRc->iGomBitsSlice - pSOverRc->iGomTargetBits;
if ((iLeftBits <= 0)||(iTargetLeftBits <=0)) {
if ((iLeftBits <= 0) || (iTargetLeftBits <= 0)) {
pSOverRc->iCalculatedQpSlice += 2;
} else {
//globe decision
@ -1076,7 +1076,7 @@ void WelsRcMbInitGom (sWelsEncCtx* pEncCtx, SMB* pCurMb, SSlice* pSlice) {
const uint8_t kuiChromaQpIndexOffset = pCurLayer->sLayerInfo.pPpsP->uiChromaQpIndexOffset;
pSOverRc->iBsPosSlice = BsGetBitsPos (bs);
if((pEncCtx->pSvcParam->iRCMode == RC_BITRATE_MODE)&&(pEncCtx->eSliceType == I_SLICE)){
if ((pEncCtx->pSvcParam->iRCMode == RC_BITRATE_MODE) && (pEncCtx->eSliceType == I_SLICE)) {
pCurMb->uiLumaQp = pEncCtx->iGlobalQp;
pCurMb->uiChromaQp = g_kuiChromaQpTable[CLIP3_QP_0_51 (pCurMb->uiLumaQp + kuiChromaQpIndexOffset)];
return;
@ -1288,6 +1288,10 @@ void WelsRcFrameDelayJudgeTimeStamp (sWelsEncCtx* pEncCtx, EVideoFrameType eFram
int32_t iBitRate = pDLayerConfig->iSpatialBitrate;
int32_t iEncTimeInv = (pWelsSvcRc->uiLastTimeStamp == 0) ? 0 : (int32_t) (uiTimeStamp - pWelsSvcRc->uiLastTimeStamp);
if ((iEncTimeInv < 0) || (iEncTimeInv > 1000)) {
pWelsSvcRc->uiLastTimeStamp = uiTimeStamp - 1000.0 / pDLayerConfig->fFrameRate;
iEncTimeInv = 1000.0 / pDLayerConfig->fFrameRate;
}
int32_t iSentBits = (int32_t) ((double)iBitRate * iEncTimeInv * (1.0E-3) + 0.5);
iSentBits = WELS_MAX (iSentBits, 0);