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

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

View File

@ -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);
}