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ffplay: cycle through the streams of the current program, and not every stream

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When changing the audio, video or subtitle stream, from now on, ffplay will
cycle through the streams of the current program.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2012-08-26 21:07:25 +02:00
parent 0258e4dc8b
commit 543d81a707
1 changed files with 20 additions and 2 deletions
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22
ffplay.c
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@ -3044,6 +3044,8 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
int start_index, stream_index;
int old_index;
AVStream *st;
AVProgram *p = NULL;
int nb_streams = is->ic->nb_streams;
if (codec_type == AVMEDIA_TYPE_VIDEO) {
start_index = is->last_video_stream;
@ -3056,8 +3058,22 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
old_index = is->subtitle_stream;
}
stream_index = start_index;
if (codec_type != AVMEDIA_TYPE_VIDEO && is->video_stream != -1) {
p = av_find_program_from_stream(ic, NULL, is->video_stream);
if (p) {
nb_streams = p->nb_stream_indexes;
for (start_index = 0; start_index < nb_streams; start_index++)
if (p->stream_index[start_index] == stream_index)
break;
if (start_index == nb_streams)
start_index = -1;
stream_index = start_index;
}
}
for (;;) {
if (++stream_index >= is->ic->nb_streams)
if (++stream_index >= nb_streams)
{
if (codec_type == AVMEDIA_TYPE_SUBTITLE)
{
@ -3071,7 +3087,7 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
}
if (stream_index == start_index)
return;
st = ic->streams[stream_index];
st = is->ic->streams[p ? p->stream_index[stream_index] : stream_index];
if (st->codec->codec_type == codec_type) {
/* check that parameters are OK */
switch (codec_type) {
@ -3089,6 +3105,8 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
}
}
the_end:
if (p && stream_index != -1)
stream_index = p->stream_index[stream_index];
stream_component_close(is, old_index);
stream_component_open(is, stream_index);
}