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Originally committed as revision 14172 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-07-11 19:54:02 +00:00
parent 7ee18c1781
commit 4972a2464b
1 changed files with 15 additions and 15 deletions
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30
libavcodec/wmadec.c
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@ -682,25 +682,25 @@ static int wma_decode_block(WMACodecContext *s)
next: next:
for(ch = 0; ch < s->nb_channels; ch++) { for(ch = 0; ch < s->nb_channels; ch++) {
int n4, index, n; int n4, index, n;
n = s->block_len; n = s->block_len;
n4 = s->block_len / 2; n4 = s->block_len / 2;
if(s->channel_coded[ch]){ if(s->channel_coded[ch]){
s->mdct_ctx[bsize].fft.imdct_calc(&s->mdct_ctx[bsize], s->mdct_ctx[bsize].fft.imdct_calc(&s->mdct_ctx[bsize],
s->output, s->coefs[ch], s->mdct_tmp); s->output, s->coefs[ch], s->mdct_tmp);
}else }else
memset(s->output, 0, sizeof(s->output)); memset(s->output, 0, sizeof(s->output));
/* multiply by the window and add in the frame */ /* multiply by the window and add in the frame */
index = (s->frame_len / 2) + s->block_pos - n4; index = (s->frame_len / 2) + s->block_pos - n4;
wma_window(s, &s->frame_out[ch][index]); wma_window(s, &s->frame_out[ch][index]);
/* specific fast case for ms-stereo : add to second /* specific fast case for ms-stereo : add to second
channel if it is not coded */ channel if it is not coded */
if (s->ms_stereo && !s->channel_coded[1]) { if (s->ms_stereo && !s->channel_coded[1]) {
wma_window(s, &s->frame_out[1][index]); wma_window(s, &s->frame_out[1][index]);
} }
} }
/* update block number */ /* update block number */