public void TestPipelineDispose()
{
Gst.Pipeline pipeline = new Gst.Pipeline();
var src = ElementFactory.Make("videotestsrc");
src["num-buffers"] = 10;
var vsink = ElementFactory.Make("fakesink");
pipeline.Add(src, vsink);
src.Link(vsink);
var srcWeakRef = new WeakReference(src);
var vsinkWeakRef = new WeakReference(vsink);
var pipelineWeakRef = new WeakReference(pipeline);
var busWeakRef = new WeakReference(pipeline.Bus);
pipeline.SetState(State.Playing);
bool terminated = false;
do
{
using (Message msg = pipeline.Bus.PopFiltered(MessageType.StateChanged))
{
if (msg == null || msg.Src != pipeline)
{
continue;
}
msg.ParseStateChanged(out State oldstate, out State newstate, out State pendingstate);
if (newstate == State.Playing)
{
terminated = true;
}
}
} while (!terminated);
pipeline.SetState(State.Null);
pipeline.Dispose();
pipeline = null;
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
Assert.IsFalse(srcWeakRef.IsAlive);
Assert.IsFalse(vsinkWeakRef.IsAlive);
Assert.IsFalse(busWeakRef.IsAlive);
Assert.IsFalse(pipelineWeakRef.IsAlive);
}
public MainWindow()
: base(WindowType.Toplevel)
{
BuildInterface ();
pipeline = new Gst.Pipeline ();
drawSink = Gst.ElementFactory.Make ("xvimagesink");
camerabin = Gst.ElementFactory.Make ("camerabin");
camerabin.Connect ("image-done", new Gst.SignalHandler (OnImageDone));
pipeline.SetState (Gst.State.Null);
overlayAdapter = new Gst.Interfaces.XOverlayAdapter (drawSink.Handle);
overlayAdapter.XwindowId = gdk_x11_drawable_get_xid (drawingArea.GdkWindow.Handle);
pipeline.Add (camerabin);
if (camerabin.HasProperty ("viewfinder-sink")) {
camerabin ["viewfinder-sink"] = drawSink;
}
if (camerabin.HasProperty ("filename")) {
camerabin ["filename"] = "snapshot.png";
}
pipeline.SetState (Gst.State.Playing);
this.ShowAll ();
}
