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change au_ready status and check au number

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This commit is contained in:
huili2
2014-12-14 18:36:27 -08:00
parent 93265d7a44
commit c20e1c6795
3 changed files with 43 additions and 29 deletions
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8
codec/decoder/core/src/au_parser.cpp
View File

@@ -271,8 +271,10 @@ uint8_t* ParseNalHeader (PWelsDecoderContext pCtx, SNalUnitHeader* pNalUnitHeade
if (uiAvailNalNum > 1) {
pCurAu->uiEndPos = uiAvailNalNum - 2;
if (pCtx->eErrorConMethod == ERROR_CON_DISABLE) {
pCtx->bAuReadyFlag = true;
}
}
pCtx->iErrorCode |= dsBitstreamError;
return NULL;
}
@@ -291,8 +293,10 @@ uint8_t* ParseNalHeader (PWelsDecoderContext pCtx, SNalUnitHeader* pNalUnitHeade
if (uiAvailNalNum > 1) {
pCurAu->uiEndPos = uiAvailNalNum - 2;
if (pCtx->eErrorConMethod == ERROR_CON_DISABLE) {
pCtx->bAuReadyFlag = true;
}
}
pCtx->iErrorCode |= dsBitstreamError;
return NULL;
}
@@ -340,8 +344,10 @@ uint8_t* ParseNalHeader (PWelsDecoderContext pCtx, SNalUnitHeader* pNalUnitHeade
ForceClearCurrentNal (pCurAu);
if (uiAvailNalNum > 1) {
pCurAu->uiEndPos = uiAvailNalNum - 2;
if (pCtx->eErrorConMethod == ERROR_CON_DISABLE) {
pCtx->bAuReadyFlag = true;
}
}
WelsLog (pLogCtx, WELS_LOG_ERROR, "NAL_UNIT_CODED_SLICE: InitBits() fail due invalid access.");
pCtx->iErrorCode |= dsBitstreamError;
return NULL;
@@ -357,8 +363,10 @@ uint8_t* ParseNalHeader (PWelsDecoderContext pCtx, SNalUnitHeader* pNalUnitHeade
if (uiAvailNalNum > 1) {
pCurAu->uiEndPos = uiAvailNalNum - 2;
if (pCtx->eErrorConMethod == ERROR_CON_DISABLE) {
pCtx->bAuReadyFlag = true;
}
}
pCtx->iErrorCode |= dsBitstreamError;
return NULL;
}

8
codec/decoder/core/src/decoder.cpp
View File

@@ -626,10 +626,11 @@ int32_t WelsDecodeBs (PWelsDecoderContext pCtx, const uint8_t* kpBsBuf, const in
pDstNal[iDstIdx] = pDstNal[iDstIdx + 1] = pDstNal[iDstIdx + 2] = pDstNal[iDstIdx + 3] =
0; // set 4 reserved bytes to zero
pNalPayload = ParseNalHeader (pCtx, &pCtx->sCurNalHead, pDstNal, iDstIdx, pSrcNal - 3, iSrcIdx + 3, &iConsumedBytes);
if (pNalPayload) { //parse correct
if (IS_VCL_NAL (pCtx->sCurNalHead.eNalUnitType, 1)) {
CheckAndFinishLastPic (pCtx, ppDst, pDstBufInfo);
}
if (IS_PARAM_SETS_NALS (pCtx->sCurNalHead.eNalUnitType) && pNalPayload) {
if (IS_PARAM_SETS_NALS (pCtx->sCurNalHead.eNalUnitType)) {
iRet = ParseNonVclNal (pCtx, pNalPayload, iDstIdx - iConsumedBytes, pSrcNal - 3, iSrcIdx + 3);
}
if (pCtx->bAuReadyFlag) {
@@ -646,6 +647,7 @@ int32_t WelsDecodeBs (PWelsDecoderContext pCtx, const uint8_t* kpBsBuf, const in
}
}
}
}
if (iRet) {
iRet = 0;
if (dsNoParamSets & pCtx->iErrorCode) {
@@ -682,10 +684,11 @@ int32_t WelsDecodeBs (PWelsDecoderContext pCtx, const uint8_t* kpBsBuf, const in
pDstNal[iDstIdx] = pDstNal[iDstIdx + 1] = pDstNal[iDstIdx + 2] = pDstNal[iDstIdx + 3] =
0; // set 4 reserved bytes to zero
pNalPayload = ParseNalHeader (pCtx, &pCtx->sCurNalHead, pDstNal, iDstIdx, pSrcNal - 3, iSrcIdx + 3, &iConsumedBytes);
if (pNalPayload) { //parse correct
if (IS_VCL_NAL (pCtx->sCurNalHead.eNalUnitType, 1)) {
CheckAndFinishLastPic (pCtx, ppDst, pDstBufInfo);
}
if (IS_PARAM_SETS_NALS (pCtx->sCurNalHead.eNalUnitType) && pNalPayload) {
if (IS_PARAM_SETS_NALS (pCtx->sCurNalHead.eNalUnitType)) {
iRet = ParseNonVclNal (pCtx, pNalPayload, iDstIdx - iConsumedBytes, pSrcNal - 3, iSrcIdx + 3);
}
if (pCtx->bAuReadyFlag) {
@@ -700,6 +703,7 @@ int32_t WelsDecodeBs (PWelsDecoderContext pCtx, const uint8_t* kpBsBuf, const in
return pCtx->iErrorCode;
}
}
}
if (iRet) {
iRet = 0;
if (dsNoParamSets & pCtx->iErrorCode) {

2
codec/decoder/core/src/decoder_core.cpp
View File

@@ -2140,6 +2140,8 @@ int32_t DecodeCurrentAccessUnit (PWelsDecoderContext pCtx, uint8_t** ppDst, SBuf
bool CheckAndFinishLastPic (PWelsDecoderContext pCtx, uint8_t** ppDst, SBufferInfo* pDstInfo) {
PAccessUnit pAu = pCtx->pAccessUnitList;
if (pAu->uiAvailUnitsNum == 0)
return true;
PNalUnit pCurNal = pAu->pNalUnitsList[pAu->uiEndPos];
if ((pCtx->iTotalNumMbRec != 0)
&& (CheckAccessUnitBoundaryExt (&pCtx->sLastNalHdrExt, &pCurNal->sNalHeaderExt, &pCtx->sLastSliceHeader,