public AudioSinkBin(string elementName) : base(elementName)
{
hw_audio_sink = SelectAudioSink();
Add(hw_audio_sink);
first = hw_audio_sink;
// Our audio sink is a tee, so plugins can attach their own pipelines
audiotee = ElementFactory.Make("tee", "audiotee") as Tee;
if (audiotee == null)
{
Log.Error("Can not create audio tee!");
}
else
{
Add(audiotee);
}
volume = FindVolumeProvider(hw_audio_sink);
if (volume != null)
{
// If the sink provides its own volume property we assume that it will
// also save that value across program runs. Pulsesink has this behaviour.
VolumeNeedsSaving = false;
}
else
{
volume = ElementFactory.Make("volume", "volume");
VolumeNeedsSaving = true;
Add(volume);
volume.Link(hw_audio_sink);
first = volume;
}
equalizer = ElementFactory.Make("equalizer-10bands", "equalizer-10bands");
if (equalizer != null)
{
Element eq_audioconvert = ElementFactory.Make("audioconvert", "audioconvert");
Element eq_audioconvert2 = ElementFactory.Make("audioconvert", "audioconvert2");
preamp = ElementFactory.Make("volume", "preamp");
Add(eq_audioconvert, preamp, equalizer, eq_audioconvert2);
Element.Link(eq_audioconvert, preamp, equalizer, eq_audioconvert2, first);
first = eq_audioconvert;
Log.Debug("Built and linked Equalizer");
}
// Link the first tee pad to the primary audio sink queue
Pad sinkpad = first.GetStaticPad("sink");
Pad pad = audiotee.GetRequestPad("src%d");
audiotee.AllocPad = pad;
pad.Link(sinkpad);
first = audiotee;
visible_sink = new GhostPad("sink", first.GetStaticPad("sink"));
AddPad(visible_sink);
}
public Pad RequestTeePad()
{
return(audiotee.GetRequestPad("src%d"));
}
