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Ensure the first audio stream is selected as the default stream

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when no video stream is present.

Originally committed as revision 13648 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2008-06-03 15:19:43 +00:00
parent 401cdd519c
commit ca162a5004
1 changed files with 4 additions and 1 deletions
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5
libavformat/utils.c
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@ -1004,6 +1004,7 @@ static void flush_packet_queue(AVFormatContext *s)
int av_find_default_stream_index(AVFormatContext *s)
{
int first_audio_index = -1;
int i;
AVStream *st;
@ -1014,8 +1015,10 @@ int av_find_default_stream_index(AVFormatContext *s)
if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
return i;
}
if (first_audio_index < 0 && st->codec->codec_type == CODEC_TYPE_AUDIO)
first_audio_index = i;
}
return 0;
return first_audio_index >= 0 ? first_audio_index : 0;
}
/**