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Correct scaling factor in DCA decoder synthesis. 

Patch by Alexander Patrakov ($lastname at gmail.com)
Thread: dca.c: output scale is a bit off

Originally committed as revision 14937 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alexander E. Patrakov 2008-08-24 05:47:45 +00:00 committed by Kostya Shishkov
parent 0c3021eade
commit cc09e77e2a
1 changed files with 1 additions and 1 deletions
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2
libavcodec/dca.c
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@ -990,7 +990,7 @@ static int dca_subsubframe(DCAContext * s)
/* static float pcm_to_double[8] =
{32768.0, 32768.0, 524288.0, 524288.0, 0, 8388608.0, 8388608.0};*/
qmf_32_subbands(s, k, subband_samples[k], &s->samples[256 * k],
2.0 / 3 /*pcm_to_double[s->source_pcm_res] */ ,
M_SQRT1_2 /*pcm_to_double[s->source_pcm_res] */ ,
0 /*s->bias */ );
}