public static void Run(string[] args)
{
// Initialize GStreamer
Gst.Application.Init(ref args);
GtkSharp.GstreamerSharp.ObjectManager.Initialize();
string fileName = @"U:/Video/test.avi";
// Get a list of all visualization plugins
Gst.Registry registry = Registry.Get();
var list = registry.FeatureFilter(FilterEffectFeatures, false);
_effects.AddRange(list.Select(pf => pf.Name));
foreach (var ef in _effects)
{
Console.WriteLine(ef);
}
_pipeline = new Pipeline();
_src = ElementFactory.Make("filesrc");
_dbin = ElementFactory.Make("decodebin");
_conv = ElementFactory.Make("videoconvert");
_scale = ElementFactory.Make("videoscale");
_navseek = ElementFactory.Make("navseek");
_queue = ElementFactory.Make("queue");
_sink = ElementFactory.Make("autovideosink");
if (new[] { _pipeline, _src, _dbin, _conv, _scale, _navseek, _queue, _sink }.Any(e => e == null))
{
"Failed to create elements".PrintErr();
return;
}
_src["location"] = fileName;
_pipeline.Add(_src, _dbin, _conv, _scale, _navseek, _queue, _sink);
if (!Element.Link(_src, _dbin) || !Element.Link(_conv, _scale, _navseek, _queue, _sink))
{
"Failed to link elements".PrintErr();
return;
}
_dbin.PadAdded += PadAddedCb;
_loop = new GLib.MainLoop();
var bus = _pipeline.Bus;
bus.AddSignalWatch();
bus.Message += MessageCb;
if (_pipeline.SetState(State.Playing) == StateChangeReturn.Failure)
{
"Failed to go into PLAYING state".PrintErr();
return;
}
_loop.Run();
_pipeline.SetState(State.Null);
_dbinSrcpad?.Dispose();
_pipeline.Dispose();
}
public static void Run(string[] args)
{
// Initialize GStreamer
Application.Init(ref args);
GtkSharp.GstreamerSharp.ObjectManager.Initialize();
// Get a list of all visualization plugins
Gst.Registry registry = Registry.Get();
var list = registry.FeatureFilter(FilterVisFeatures, false);
// Print their names
Console.WriteLine("Available visualization plugins:");
ElementFactory selectedFactory = null;
foreach (var walk in list)
{
ElementFactory factory = (ElementFactory)walk;
var name = factory.Name;
Console.WriteLine($" {name}");
if (selectedFactory == null && name.StartsWith("goom"))
{
selectedFactory = factory;
}
}
/* Don't use the factory if it's still empty
* e.g. no visualization plugins found */
if (selectedFactory == null)
{
Console.WriteLine("No visualisation plugins found");
return;
}
// We have now selected a factory for the visualization element
Console.WriteLine($"Selected {selectedFactory.Name} ");
var visPlugin = selectedFactory.Create();
if (visPlugin == null)
{
return;
}
// Not found
// using (var pipeline = (Pipeline)Parse.Launch("playbin uri=http://1live.akacast.akamaistream.net/7/706/119434/v1/gnl.akacast.akamaistream.net/1live"))
using (var pipeline = (Pipeline)Parse.Launch("playbin uri=http://radio.hbr1.com:19800/ambient.ogg"))
{
// Set the visualization flag
var flags = (GstPlayFlags)pipeline["flags"];
flags |= GstPlayFlags.Vis;
pipeline["flags"] = (uint)flags;
// set vis plugin for playbin
pipeline["vis-plugin"] = visPlugin;
var ret = pipeline.SetState(State.Playing);
if (ret == StateChangeReturn.Failure)
{
"Unable to set the pipeline to the playing state.".PrintErr();
return;
}
using (var bus = pipeline.Bus)
{
var msg = bus.TimedPopFiltered(Constants.CLOCK_TIME_NONE, MessageType.Error | MessageType.Eos);
if (msg != null)
{
msg.Dispose();
}
}
pipeline.SetState(State.Null);
}
}