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| author | Gregory Maxwell <greg@xiph.org> | 2012-05-05 23:12:50 -0400 |
|---|---|---|
| committer | Gregory Maxwell <greg@xiph.org> | 2012-05-05 23:12:50 -0400 |
| commit | 37e135677afb86a7b0136d038e534553e34e243e (patch) | |
| tree | 7b9444ebc08b45326a93977de71b895692eeff95 /celt | |
| parent | a403d5f7b5163abcb934aa18e4fc29799f3c7875 (diff) | |
| download | libopus-37e135677afb86a7b0136d038e534553e34e243e.tar.gz | |
Avoid the unnecessary resynth averaging on intensity switch when encoding.
Prevents some arithmetic on uninitialized memory that may contain nans.
Diffstat (limited to 'celt')
| -rw-r--r-- | celt/bands.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/celt/bands.c b/celt/bands.c index ff15adcb..ebe04aee 100644 --- a/celt/bands.c +++ b/celt/bands.c @@ -1267,8 +1267,9 @@ void quant_all_bands(int encode, const CELTMode *m, int start, int end, /* Switch off dual stereo to do intensity */ dual_stereo = 0; - for (j=M*eBands[start];j<M*eBands[i];j++) - norm[j] = HALF32(norm[j]+norm2[j]); + if (resynth) + for (j=M*eBands[start];j<M*eBands[i];j++) + norm[j] = HALF32(norm[j]+norm2[j]); } if (dual_stereo) { |