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sample: Add basic tutorial 12 sample

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This commit is contained in:
Stephan Sundermann 2014-08-07 18:48:04 +02:00
parent f58721c84a
commit 346893cc10
2 changed files with 97 additions and 2 deletions
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91
samples/BasicTutorial12.cs Normal file
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@ -0,0 +1,91 @@
// Authors
// Copyright (C) 2014 Stephan Sundermann <stephansundermann@gmail.com>
using System;
using Gst;
using System.Runtime.InteropServices;
namespace GstreamerSharp
{
class Playback
{
static bool IsLive;
static Element Pipeline;
static GLib.MainLoop MainLoop;
public static void Main (string[] args)
{
// Initialize GStreamer
Application.Init (ref args);
// Build the pipeline
Pipeline = Parse.Launch ("playbin uri=http://download.blender.org/durian/trailer/sintel_trailer-1080p.mp4");
var bus = Pipeline.Bus;
// Start playing
var ret = Pipeline.SetState (State.Playing);
if (ret == StateChangeReturn.Failure) {
Console.WriteLine ("Unable to set the pipeline to the playing state.");
return;
} else if (ret == StateChangeReturn.NoPreroll) {
IsLive = true;
}
MainLoop = new GLib.MainLoop ();
bus.AddSignalWatch ();
bus.Message += HandleMessage;
MainLoop.Run ();
// Free resources
Pipeline.SetState (State.Null);
}
static void HandleMessage (object o, MessageArgs args)
{
var msg = args.Message;
switch (msg.Type) {
case MessageType.Error: {
GLib.GException err;
string debug;
msg.ParseError (out err, out debug);
Console.WriteLine ("Error: {0}", err.Message);
Pipeline.SetState (State.Ready);
MainLoop.Quit ();
break;
}
case MessageType.Eos:
// end-of-stream
Pipeline.SetState (State.Ready);
MainLoop.Quit ();
break;
case MessageType.Buffering: {
int percent = 0;
// If the stream is live, we do not care about buffering.
if (IsLive) break;
percent = msg.ParseBuffering ();
Console.WriteLine ("Buffering ({0})", percent);
// Wait until buffering is complete before start/resume playing
if (percent < 100)
Pipeline.SetState (State.Paused);
else
Pipeline.SetState (State.Playing);
break;
}
case MessageType.ClockLost:
// Get a new clock
Pipeline.SetState (State.Paused);
Pipeline.SetState (State.Playing);
break;
default:
// Unhandled message
break;
}
}
}
}

8
samples/Makefile.am
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@ -1,4 +1,4 @@
TARGETS = playback.exe video-overlay.exe basic-tutorial-1.exe basic-tutorial-2.exe basic-tutorial-3.exe basic-tutorial-4.exe basic-tutorial-5.exe basic-tutorial-6.exe basic-tutorial-7.exe basic-tutorial-8.exe basic-tutorial-9.exe
TARGETS = playback.exe video-overlay.exe basic-tutorial-1.exe basic-tutorial-2.exe basic-tutorial-3.exe basic-tutorial-4.exe basic-tutorial-5.exe basic-tutorial-6.exe basic-tutorial-7.exe basic-tutorial-8.exe basic-tutorial-9.exe basic-tutorial-12.exe
DEBUGS = $(addsuffix .mdb, $(TARGETS))
assemblies = \
@ -42,6 +42,9 @@ basic-tutorial-8.exe: $(srcdir)/BasicTutorial8.cs $(assemblies)
basic-tutorial-9.exe: $(srcdir)/BasicTutorial9.cs $(assemblies)
$(CSC) $(CSFLAGS) -out:basic-tutorial-9.exe $(references) $(GLIB_SHARP_LIBS) $(srcdir)/BasicTutorial9.cs
basic-tutorial-12.exe: $(srcdir)/BasicTutorial12.cs $(assemblies)
$(CSC) $(CSFLAGS) -out:basic-tutorial-12.exe $(references) $(GLIB_SHARP_LIBS) $(srcdir)/BasicTutorial12.cs
EXTRA_DIST = \
Playback.cs \
VideoOverlay.cs \
@ -53,4 +56,5 @@ EXTRA_DIST = \
BasicTutorial6.cs \
BasicTutorial7.cs \
BasicTutorial8.cs \
BasicTutorial9.cs
BasicTutorial9.cs \
BasicTutorial12.cs