sample: Add basic tutorial 2 sample

1 files changed, 77 insertions, 0 deletions

diff --git a/samples/BasicTutorial2.cs b/samples/BasicTutorial2.cs
new file mode 100644
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+++ b/samples/BasicTutorial2.cs
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+// Authors
+//   Copyright (C) 2014 Stephan Sundermann <stephansundermann@gmail.com>
+
+using System;
+using Gst; 
+
+namespace GstreamerSharp
+{
+	class Playback
+	{
+		public static void Main (string[] args)
+		{
+			// Initialize Gstreamer
+			Application.Init(ref args);
+
+			// Build the pipeline
+			var source = ElementFactory.Make ("videotestsrc", "source");
+			var sink = ElementFactory.Make ("autovideosink", "sink");
+
+			// Create the empty pipeline
+			var pipeline = new Pipeline ("test-pipeline");
+
+			if (pipeline == null || source == null || sink == null) {
+				Console.WriteLine ("Not all elements could be created");
+				return;
+			}
+
+			// Build the pipeline
+			pipeline.Add (source, sink);
+			if (!source.Link (sink)) {
+				pipeline.Dispose ();
+				Console.WriteLine ("Elements could not be linked");
+				return;
+			}
+
+			// Modify the source's properties
+			source ["pattern"] = 0;
+
+			// Start playing
+			var ret = pipeline.SetState(State.Playing);
+			if (ret == StateChangeReturn.Failure) {
+				Console.WriteLine ("Unable to set the pipeline to the playing state");
+				pipeline.Dispose ();
+				return;
+			}
+
+			// Wait until error or EOS
+			var bus = pipeline.Bus;
+			var msg = bus.TimedPopFiltered (Constants.CLOCK_TIME_NONE, MessageType.Eos | MessageType.Error);
+
+			// Free resources
+			if (msg != null) {
+				switch (msg.Type) {
+				case MessageType.Error:
+					GLib.GException exc;
+					string debug;
+					msg.ParseError (out exc, out debug);
+					Console.WriteLine (String.Format ("Error received from element {0}: {1}", msg.Src.Name, exc.Message));
+					Console.WriteLine (String.Format ("Debugging information {0}", debug));
+					break;
+				case MessageType.Eos:
+					Console.WriteLine ("End-Of-Stream reached");
+					break;
+				default:
+					// We should not reach here because we only asked for ERRORs and EOS
+					Console.WriteLine ("Unexpected messag received");
+					break;
+				}
+				msg.Dispose ();
+			}
+
+			bus.Dispose ();
+			pipeline.SetState (State.Null);
+			pipeline.Dispose ();
+		}
+	}
+}
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