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libopencore-amr: set channel layout for amr-nb or if not set by the user

This commit is contained in:
Justin Ruggles 2012-10-22 17:49:59 -04:00
parent 30f8da29bf
commit d40dab907a
1 changed files with 9 additions and 5 deletions
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10
libavcodec/libopencore-amr.c
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@ -19,6 +19,7 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/audioconvert.h"
#include "avcodec.h"
#include "libavutil/avstring.h"
#include "libavutil/common.h"
@ -30,12 +31,15 @@ static void amr_decode_fix_avctx(AVCodecContext *avctx)
{
const int is_amr_wb = 1 + (avctx->codec_id == AV_CODEC_ID_AMR_WB);
if (!avctx->sample_rate)
avctx->sample_rate = 8000 * is_amr_wb;
if (!avctx->channels)
avctx->channels = 1;
if (avctx->channels > 1) {
av_log_missing_feature(avctx, "multi-channel AMR", 0);
return AVERROR_PATCHWELCOME;
}
avctx->channels = 1;
avctx->channel_layout = AV_CH_LAYOUT_MONO;
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
}