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ffmpeg.wasm-core
Commit 644d8d2e authored by Justin Ruggles's avatar Justin Ruggles
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flvdec: set channel layout

parent d5ca70b1
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libavformat/flvdec.c
View file @ 644d8d2e
......@@ -25,6 +25,7 @@
*/
#include "libavutil/avstring.h"
#include "libavutil/channel_layout.h"
#include "libavutil/dict.h"
#include "libavutil/opt.h"
#include "libavutil/intfloat.h"
......@@ -749,6 +750,8 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
bits_per_coded_sample = (flags & FLV_AUDIO_SAMPLESIZE_MASK) ? 16 : 8;
if(!st->codec->channels || !st->codec->sample_rate || !st->codec->bits_per_coded_sample) {
st->codec->channels = channels;
st->codec->channel_layout = channels == 1 ? AV_CH_LAYOUT_MONO :
AV_CH_LAYOUT_STEREO;
st->codec->sample_rate = sample_rate;
st->codec->bits_per_coded_sample = bits_per_coded_sample;
}
......@@ -794,6 +797,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
st->codec->extradata_size * 8, 1);
st->codec->channels = cfg.channels;
st->codec->channel_layout = 0;
if (cfg.ext_sample_rate)
st->codec->sample_rate = cfg.ext_sample_rate;
else
......
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