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Merge "Prevent overflow in concealment clipping check" into pi-dev

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TreeHugger Robot 2018-09-06 20:17:07 +00:00 committed by Android (Google) Code Review
parent ba00378577 f44b50b835
commit b3ea08e059
1 changed files with 4 additions and 4 deletions
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8
libAACdec/src/conceal.cpp
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@ -2080,11 +2080,11 @@ static void CConcealment_TDNoise_Apply(CConcealmentInfo *const pConcealmentInfo,
noiseVal = FX_DBL2FX_PCM(fMult(noiseValLong, TDNoiseAtt)); noiseVal = FX_DBL2FX_PCM(fMult(noiseValLong, TDNoiseAtt));
/* add filtered noise - check for clipping, before */ /* add filtered noise - check for clipping, before */
if (pcmdata[ii] > (FIXP_PCM)MAXVAL_FIXP_PCM - noiseVal && if (noiseVal > (FIXP_PCM)0 &&
noiseVal > (FIXP_PCM)0) { pcmdata[ii] > (FIXP_PCM)MAXVAL_FIXP_PCM - noiseVal) {
noiseVal = noiseVal * (FIXP_PCM)-1; noiseVal = noiseVal * (FIXP_PCM)-1;
} else if (pcmdata[ii] < (FIXP_PCM)MINVAL_FIXP_PCM - noiseVal && } else if (noiseVal < (FIXP_PCM)0 &&
noiseVal < (FIXP_PCM)0) { pcmdata[ii] < (FIXP_PCM)MINVAL_FIXP_PCM - noiseVal) {
noiseVal = noiseVal * (FIXP_PCM)-1; noiseVal = noiseVal * (FIXP_PCM)-1;
} }