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10l, forgot to replace a / 256 for r14173.

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Fixes MS ADPCM regression test.

Originally committed as revision 14174 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger 2008-07-12 07:28:45 +00:00
parent ddcf031f3b
commit ff2271267e
1 changed files with 1 additions and 1 deletions
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libavcodec/adpcm.c
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@ -732,7 +732,7 @@ static inline short adpcm_ms_expand_nibble(ADPCMChannelStatus *c, char nibble)
{ {
int predictor; int predictor;
predictor = (((c->sample1) * (c->coeff1)) + ((c->sample2) * (c->coeff2))) / 256; predictor = (((c->sample1) * (c->coeff1)) + ((c->sample2) * (c->coeff2))) / 64;
predictor += (signed)((nibble & 0x08)?(nibble - 0x10):(nibble)) * c->idelta; predictor += (signed)((nibble & 0x08)?(nibble - 0x10):(nibble)) * c->idelta;
c->sample2 = c->sample1; c->sample2 = c->sample1;