diff options
Diffstat (limited to 'libSBRdec/src/sbrdecoder.cpp')
| -rw-r--r-- | libSBRdec/src/sbrdecoder.cpp | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/libSBRdec/src/sbrdecoder.cpp b/libSBRdec/src/sbrdecoder.cpp index dc824cb..2e5e304 100644 --- a/libSBRdec/src/sbrdecoder.cpp +++ b/libSBRdec/src/sbrdecoder.cpp @@ -25,7 +25,7 @@ *******************************************************************************/ /*! \file - \brief SBR decoder frontend $Revision: 36841 $ + \brief SBR decoder frontend $Revision: 38029 $ This module provides a frontend to the SBR decoder. The function openSBR() is called for initialization. The function sbrDecoder_Apply() is called for each frame. sbr_Apply() will call the required functions to decode the raw SBR data (provided by env_extr.cpp), to decode the envelope data and noise floor levels [decodeSbrData()], @@ -79,7 +79,7 @@ /* Decoder library info */ #define SBRDECODER_LIB_VL0 2 #define SBRDECODER_LIB_VL1 1 -#define SBRDECODER_LIB_VL2 0 +#define SBRDECODER_LIB_VL2 1 #define SBRDECODER_LIB_TITLE "SBR Decoder" #define SBRDECODER_LIB_BUILD_DATE __DATE__ #define SBRDECODER_LIB_BUILD_TIME __TIME__ @@ -367,6 +367,7 @@ SBR_ERROR sbrDecoder_InitElement ( { SBR_ERROR sbrError = SBRDEC_OK; int chCnt=0; + int nSbrElementsStart = self->numSbrElements; /* Check core codec AOT */ if (! sbrDecoder_isCoreCodecValid(coreCodec) || elementIndex >= (4)) { @@ -488,8 +489,13 @@ SBR_ERROR sbrDecoder_InitElement ( bail: if (sbrError != SBRDEC_OK) { - /* Free the memory allocated for this element */ - sbrDecoder_DestroyElement( self, elementIndex ); + if (nSbrElementsStart < self->numSbrElements) { + /* Free the memory allocated for this element */ + sbrDecoder_DestroyElement( self, elementIndex ); + } else if (self->pSbrElement[elementIndex] != NULL) { + /* Set error flag to trigger concealment */ + self->pSbrElement[elementIndex]->frameErrorFlag[self->pSbrElement[elementIndex]->useFrameSlot] = 1;; + } } return sbrError; @@ -933,7 +939,8 @@ SBR_ERROR sbrDecoder_Parse( 1); } - if (headerStatus == HEADER_RESET) { + if (headerStatus == HEADER_RESET) + { errorStatus = sbrDecoder_HeaderUpdate( self, hSbrHeader, @@ -1130,6 +1137,10 @@ sbrDecoder_DecodeElement ( self->flags ); + if (errorStatus != SBRDEC_OK) { + return errorStatus; + } + hSbrHeader->syncState = UPSAMPLING; errorStatus = sbrDecoder_HeaderUpdate( @@ -1139,6 +1150,11 @@ sbrDecoder_DecodeElement ( pSbrChannel, hSbrElement->nChannels ); + + if (errorStatus != SBRDEC_OK) { + hSbrHeader->syncState = SBR_NOT_INITIALIZED; + return errorStatus; + } } /* reset */ @@ -1296,6 +1312,11 @@ SBR_ERROR sbrDecoder_Apply ( HANDLE_SBRDECODER self, psPossible = *psDecoded; + if (self->numSbrElements < 1) { + /* exit immediately to avoid access violations */ + return SBRDEC_CREATE_ERROR; + } + /* Sanity check of allocated SBR elements. */ for (sbrElementNum=0; sbrElementNum<self->numSbrElements; sbrElementNum++) { if (self->pSbrElement[sbrElementNum] == NULL) { |