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authorMichael Niedermayer <michaelni@gmx.at>2012-07-21 06:39:01 +0200
committerMichael Niedermayer <michaelni@gmx.at>2012-07-21 06:39:01 +0200
commit17352ad3155a64683613c8086f558599445aa3c7 (patch)
treeb3c6adb5657ccb1eae9eb0be24640efc2b01cf41 /libavcodec/alac.c
parent3800facac692bf6b255bb2859a338334b0b692fe (diff)
downloadffmpeg-17352ad3155a64683613c8086f558599445aa3c7.tar.gz
alacdec: fix packed sample output with 5.1
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/alac.c')
-rw-r--r--libavcodec/alac.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/libavcodec/alac.c b/libavcodec/alac.c
index f146238327..4fa328539c 100644
--- a/libavcodec/alac.c
+++ b/libavcodec/alac.c
@@ -440,23 +440,29 @@ static int decode_element(AVCodecContext *avctx, void *data, int ch_index,
switch(alac->sample_size) {
case 16: {
int16_t *outbuffer = ((int16_t *)alac->frame.extended_data[0]) + ch_index;
- for (i = 0; i < alac->nb_samples; i++)
+ for (i = 0; i < alac->nb_samples; i++) {
for (ch = 0; ch < channels; ch++)
*outbuffer++ = alac->output_samples_buffer[ch][i];
+ outbuffer += alac->channels - channels;
+ }
}
break;
case 24: {
int32_t *outbuffer = ((int32_t *)alac->frame.extended_data[0]) + ch_index;
- for (i = 0; i < alac->nb_samples; i++)
+ for (i = 0; i < alac->nb_samples; i++) {
for (ch = 0; ch < channels; ch++)
*outbuffer++ = alac->output_samples_buffer[ch][i] << 8;
+ outbuffer += alac->channels - channels;
+ }
}
break;
case 32: {
int32_t *outbuffer = ((int32_t *)alac->frame.extended_data[0]) + ch_index;
- for (i = 0; i < alac->nb_samples; i++)
+ for (i = 0; i < alac->nb_samples; i++) {
for (ch = 0; ch < channels; ch++)
*outbuffer++ = alac->output_samples_buffer[ch][i];
+ outbuffer += alac->channels - channels;
+ }
}
break;
}