fix crash caused by empty packets and add more checks

Licai Guo committed 12 years ago

Commit 1a046941 parent 306a1da3 files · +4 −3Browse files

Showing the changes to codec/decoder/core/src/au_parser.cpp (1 of 3 files). Show all

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codec/decoder/core/src/au_parser.cpp+2−1

@@ -479,7 +479,8 @@ int32_t ParseNonVclNal (PWelsDecoderContext pCtx, uint8_t* pRbsp, const int32_t · 478 unmodified lines
479	int32_t iPicHeight = 0;	479	int32_t iPicHeight = 0;
480	int32_t iBitSize = 0;	480	int32_t iBitSize = 0;
481	int32_t iErr = ERR_NONE;	481	int32_t iErr = ERR_NONE;
482		482	if (kiSrcLen <= 0)
		483	return iErr;
483	pBs = &pCtx->sBs; // SBitStringAux instance for non VCL NALs decoding	484	pBs = &pCtx->sBs; // SBitStringAux instance for non VCL NALs decoding
484	iBitSize = (kiSrcLen << 3) - BsGetTrailingBits (pRbsp + kiSrcLen - 1); // convert into bit	485	iBitSize = (kiSrcLen << 3) - BsGetTrailingBits (pRbsp + kiSrcLen - 1); // convert into bit
485	eNalType = pCtx->sCurNalHead.eNalUnitType;	486	eNalType = pCtx->sCurNalHead.eNalUnitType;