demux: add function to refresh a track without (de-)selecting it

This commit is contained in:
sfan5 2020-11-19 15:07:53 +01:00
parent 4d80314c5c
commit 10fbd305c8
2 changed files with 22 additions and 0 deletions

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@ -3970,6 +3970,26 @@ void demuxer_select_track(struct demuxer *demuxer, struct sh_stream *stream,
pthread_mutex_unlock(&in->lock); pthread_mutex_unlock(&in->lock);
} }
// Execute a refresh seek on the given stream.
// ref_pts has the same meaning as with demuxer_select_track()
void demuxer_refresh_track(struct demuxer *demuxer, struct sh_stream *stream,
double ref_pts)
{
struct demux_internal *in = demuxer->in;
struct demux_stream *ds = stream->ds;
pthread_mutex_lock(&in->lock);
ref_pts = MP_ADD_PTS(ref_pts, -in->ts_offset);
if (ds->selected) {
MP_VERBOSE(in, "refresh track %d\n", stream->index);
update_stream_selection_state(in, ds);
if (in->back_demuxing)
ds->back_seek_pos = ref_pts;
if (!in->after_seek)
initiate_refresh_seek(in, ds, ref_pts);
}
pthread_mutex_unlock(&in->lock);
}
// This is for demuxer implementations only. demuxer_select_track() sets the // This is for demuxer implementations only. demuxer_select_track() sets the
// logical state, while this function returns the actual state (in case the // logical state, while this function returns the actual state (in case the
// demuxer attempts to cache even unselected packets for track switching - this // demuxer attempts to cache even unselected packets for track switching - this

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@ -290,6 +290,8 @@ void demux_block_reading(struct demuxer *demuxer, bool block);
void demuxer_select_track(struct demuxer *demuxer, struct sh_stream *stream, void demuxer_select_track(struct demuxer *demuxer, struct sh_stream *stream,
double ref_pts, bool selected); double ref_pts, bool selected);
void demuxer_refresh_track(struct demuxer *demuxer, struct sh_stream *stream,
double ref_pts);
void demuxer_help(struct mp_log *log); void demuxer_help(struct mp_log *log);