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Code Issues Releases Activity

Smacker Audio stereo fix

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Originally committed as revision 8460 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Kostya Shishkov 2007-03-21 05:56:29 +00:00
parent 5d171758c0
commit c72e05ba0f
1 changed files with 8 additions and 14 deletions
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22
libavcodec/smacker.c
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@ -620,14 +620,10 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
}
}
if(bits) { //decode 16-bit data
pred[0] = get_bits(&gb, 8);
pred[0] |= get_bits(&gb, 8);
*samples++ = pred[0];
if(stereo) {
pred[1] = get_bits(&gb, 8);
pred[1] |= get_bits(&gb, 8);
*samples++ = pred[1];
}
for(i = stereo; i >= 0; i--)
pred[i] = bswap_16(get_bits(&gb, 16));
for(i = 0; i < stereo; i++)
*samples++ = pred[i];
for(i = 0; i < unp_size / 2; i++) {
if(i & stereo) {
if(vlc[2].table)
@ -658,12 +654,10 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
}
}
} else { //8-bit data
pred[0] = get_bits(&gb, 8);
*samples++ = (pred[0] - 0x80) << 8;
if(stereo) {
pred[1] = get_bits(&gb, 8);
*samples++ = (pred[1] - 0x80) << 8;
}
for(i = stereo; i >= 0; i--)
pred[i] = get_bits(&gb, 8);
for(i = 0; i < stereo; i++)
*samples++ = (pred[i] - 0x80) << 8;
for(i = 0; i < unp_size; i++) {
if(i & stereo){
if(vlc[1].table)