diff options
| -rw-r--r-- | libAACdec/src/aacdecoder_lib.cpp | 2 | ||||
| -rw-r--r-- | libDRCdec/src/drcDec_selectionProcess.cpp | 34 |
2 files changed, 26 insertions, 10 deletions
diff --git a/libAACdec/src/aacdecoder_lib.cpp b/libAACdec/src/aacdecoder_lib.cpp index ea52bb5..b528ef1 100644 --- a/libAACdec/src/aacdecoder_lib.cpp +++ b/libAACdec/src/aacdecoder_lib.cpp @@ -1882,7 +1882,7 @@ aacDecoder_DecodeFrame(HANDLE_AACDECODER self, INT_PCM *pTimeData_extern, } /* USAC DASH IPF flushing possible end */ if (accessUnit < numPrerollAU) { - FDKpushBack(hBsAu, auStartAnchor - FDKgetValidBits(hBsAu)); + FDKpushBack(hBsAu, auStartAnchor - (INT)FDKgetValidBits(hBsAu)); } else { if ((self->buildUpStatus == AACDEC_RSV60_BUILD_UP_ON) || (self->buildUpStatus == AACDEC_RSV60_BUILD_UP_ON_IN_BAND) || diff --git a/libDRCdec/src/drcDec_selectionProcess.cpp b/libDRCdec/src/drcDec_selectionProcess.cpp index 54b731d..9228197 100644 --- a/libDRCdec/src/drcDec_selectionProcess.cpp +++ b/libDRCdec/src/drcDec_selectionProcess.cpp @@ -1006,15 +1006,23 @@ static DRCDEC_SELECTION_PROCESS_RETURN _preSelectionRequirement7( return DRCDEC_SELECTION_PROCESS_NO_ERROR; } -static void _setSelectionDataInfo(DRCDEC_SELECTION_DATA* pData, - FIXP_DBL loudness, - FIXP_DBL loudnessNormalizationGainDb, - FIXP_DBL loudnessNormalizationGainDbMax, - FIXP_DBL loudnessDeviationMax, - FIXP_DBL signalPeakLevel, - FIXP_DBL outputPeakLevelMax, - int applyAdjustment) { - FIXP_DBL adjustment = 0; +static void _setSelectionDataInfo( + DRCDEC_SELECTION_DATA* pData, FIXP_DBL loudness, /* e = 7 */ + FIXP_DBL loudnessNormalizationGainDb, /* e = 7 */ + FIXP_DBL loudnessNormalizationGainDbMax, /* e = 7 */ + FIXP_DBL loudnessDeviationMax, /* e = 7 */ + FIXP_DBL signalPeakLevel, /* e = 7 */ + FIXP_DBL outputPeakLevelMax, /* e = 7 */ + int applyAdjustment) { + FIXP_DBL adjustment = 0; /* e = 8 */ + + /* use e = 8 for all function parameters to prevent overflow */ + loudness >>= 1; + loudnessNormalizationGainDb >>= 1; + loudnessNormalizationGainDbMax >>= 1; + loudnessDeviationMax >>= 1; + signalPeakLevel >>= 1; + outputPeakLevelMax >>= 1; if (applyAdjustment) { adjustment = @@ -1028,6 +1036,14 @@ static void _setSelectionDataInfo(DRCDEC_SELECTION_DATA* pData, pData->outputLoudness = loudness + pData->loudnessNormalizationGainDbAdjusted; pData->outputPeakLevel = signalPeakLevel + pData->loudnessNormalizationGainDbAdjusted; + + /* shift back to e = 7 using saturation */ + pData->loudnessNormalizationGainDbAdjusted = SATURATE_LEFT_SHIFT( + pData->loudnessNormalizationGainDbAdjusted, 1, DFRACT_BITS); + pData->outputLoudness = + SATURATE_LEFT_SHIFT(pData->outputLoudness, 1, DFRACT_BITS); + pData->outputPeakLevel = + SATURATE_LEFT_SHIFT(pData->outputPeakLevel, 1, DFRACT_BITS); } static int _targetLoudnessInRange( |