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demux: simpler way to notify demuxers about track switches

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This interfaces assumes track switching is always successful.
This commit is contained in:
wm4 2013-04-14 06:20:31 +02:00
parent cb15d9c24a
commit 69258b2c71
2 changed files with 11 additions and 2 deletions
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11
demux/demux.c
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@ -1224,6 +1224,10 @@ void demuxer_switch_track(struct demuxer *demuxer, enum stream_type type,
struct sh_stream *stream)
{
assert(!stream || stream->type == type);
int old_id = demuxer->ds[type]->id;
// legacy
int index = stream ? stream->tid : -2;
if (type == STREAM_AUDIO) {
if (demux_control(demuxer, DEMUXER_CTRL_SWITCH_AUDIO, &index)
@ -1235,8 +1239,6 @@ void demuxer_switch_track(struct demuxer *demuxer, enum stream_type type,
demuxer->video->id = index;
} else if (type == STREAM_SUB) {
int index2 = stream ? stream->stream_index : -2;
if (demuxer->ds[type]->id != index2)
ds_free_packs(demuxer->ds[type]);
demuxer->ds[type]->id = index2;
} else {
abort();
@ -1252,6 +1254,11 @@ void demuxer_switch_track(struct demuxer *demuxer, enum stream_type type,
}
}
demuxer->ds[type]->sh = new;
if (old_id != new_id) {
ds_free_packs(demuxer->ds[type]);
demux_control(demuxer, DEMUXER_CTRL_SWITCHED_TRACKS, NULL);
}
}
int demuxer_add_attachment(demuxer_t *demuxer, struct bstr name,

2
demux/demux.h
View File

@ -90,6 +90,8 @@ enum timestamp_type {
#define DEMUXER_CTRL_DONTKNOW 0
#define DEMUXER_CTRL_OK 1
#define DEMUXER_CTRL_GUESS 2
#define DEMUXER_CTRL_SWITCHED_TRACKS 9
#define DEMUXER_CTRL_GET_TIME_LENGTH 10
#define DEMUXER_CTRL_GET_START_TIME 11
#define DEMUXER_CTRL_SWITCH_AUDIO 12