bool SeekToTrack(Element playbin, int track)
{
Format format = Format.Undefined;
Element cdda_src = null;
State state, pending;
format = Util.FormatGetByNick ("track");
if (format == Format.Undefined) {
return false;
}
playbin.GetState (out state, out pending, 0);
if (state < State.Paused) {
// We can only seek if the pipeline is playing or paused, otherwise
// we just allow playbin to do its thing, which will re-start the
// device and start at the desired track
return false;
}
cdda_src = GetCddaSource (playbin);
if (cdda_src == null) {
return false;
}
if (playbin.Seek (1.0, format, SeekFlags.Flush,
SeekType.Set, track - 1, SeekType.None, -1)) {
Log.DebugFormat ("cdda: seeking to track {0}, avoiding playbin", track);
return true;
}
return false;
}
public void GoToPreviousChapter(Element playbin)
{
long index;
Format format = Util.FormatGetByNick ("chapter");
playbin.QueryPosition (format, out index);
playbin.Seek (1.0, format, SeekFlags.Flush, SeekType.Set, index - 1, SeekType.None, 0L);
}