mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-29 19:50:40 +00:00
Update samples from http://code.google.com/p/cil-bindings
Also add a XvImageSink binding and add the GtkVideoPlayer sample from the above place.
This commit is contained in:
Sebastian Dröge
parent
e028718bb3
commit
c54dc8ce93
4 changed files with 385 additions and 134 deletions
54
gstreamer-sharp/baseplugins/XvImageSink.cs
Normal file
54
gstreamer-sharp/baseplugins/XvImageSink.cs
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@ -0,0 +1,54 @@
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using System;
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using System.Runtime.InteropServices;
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using Gst;
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using Gst.Interfaces;
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namespace Gst.BasePlugins {
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[GTypeName ("GstXvImageSink") ]
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public class XvImageSink : Element, XOverlay {
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public XvImageSink (IntPtr raw) : base (raw) { }
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public static XvImageSink Make (string name) {
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return ElementFactory.Make ("xvimagesink", name) as XvImageSink;
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}
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[DllImport ("gstinterfaces-0.10.dll") ]
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static extern void gst_x_overlay_expose (IntPtr raw);
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public void Expose() {
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gst_x_overlay_expose (Handle);
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}
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[DllImport ("gstinterfaces-0.10.dll") ]
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static extern void gst_x_overlay_handle_events (IntPtr raw, bool handle_events);
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public void HandleEvents (bool handle_events) {
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gst_x_overlay_handle_events (Handle, handle_events);
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}
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[DllImport ("gstinterfaces-0.10.dll") ]
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static extern void gst_x_overlay_got_xwindow_id (IntPtr raw, UIntPtr xwindow_id);
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public void GotXwindowId (ulong xwindow_id) {
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gst_x_overlay_got_xwindow_id (Handle, new UIntPtr (xwindow_id));
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}
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[DllImport ("gstinterfaces-0.10.dll") ]
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static extern void gst_x_overlay_prepare_xwindow_id (IntPtr raw);
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public void PrepareXwindowId() {
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gst_x_overlay_prepare_xwindow_id (Handle);
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}
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[DllImport ("gstinterfaces-0.10.dll") ]
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static extern void gst_x_overlay_set_xwindow_id (IntPtr raw, UIntPtr xwindow_id);
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public ulong XwindowId {
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set {
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gst_x_overlay_set_xwindow_id (Handle, new UIntPtr (value));
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}
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}
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}
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}
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188
samples/GtkVideoPlayer.cs
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188
samples/GtkVideoPlayer.cs
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@ -0,0 +1,188 @@
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// Authors
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// Copyright (C) 2008 Paul Burton <paulburton89@gmail.com>
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using System;
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using System.Runtime.InteropServices;
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using Gtk;
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using Gst;
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using Gst.Interfaces;
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using Gst.BasePlugins;
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public class MainWindow : Gtk.Window {
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DrawingArea _da;
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Pipeline _pipeline;
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HScale _scale;
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Label _lbl;
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bool _updatingScale;
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bool _pipelineOK;
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public static void Main (string[] args) {
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Gtk.Application.Init ();
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Gst.Application.Init ();
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MainWindow window = new MainWindow ();
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window.ShowAll ();
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Gtk.Application.Run ();
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}
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public MainWindow ()
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: base (WindowType.Toplevel) {
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VBox vBox = new VBox ();
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_da = new DrawingArea ();
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_da.ModifyBg (Gtk.StateType.Normal, new Gdk.Color (0, 0, 0));
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_da.SetSizeRequest (400, 300);
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vBox.PackStart (_da);
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_scale = new HScale (0, 1, 0.01);
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_scale.DrawValue = false;
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_scale.ValueChanged += ScaleValueChanged;
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vBox.PackStart (_scale, false, false, 0);
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HBox hBox = new HBox ();
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Button btnOpen = new Button ();
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btnOpen.Label = "Open";
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btnOpen.Clicked += ButtonOpenClicked;
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hBox.PackStart (btnOpen, false, false, 0);
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Button btnPlay = new Button ();
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btnPlay.Label = "Play";
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btnPlay.Clicked += ButtonPlayClicked;
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hBox.PackStart (btnPlay, false, false, 0);
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Button btnPause = new Button ();
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btnPause.Label = "Pause";
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btnPause.Clicked += ButtonPauseClicked;
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hBox.PackStart (btnPause, false, false, 0);
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_lbl = new Label ();
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_lbl.Text = "00:00 / 00:00";
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hBox.PackEnd (_lbl, false, false, 0);
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vBox.PackStart (hBox, false, false, 3);
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Add (vBox);
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WindowPosition = Gtk.WindowPosition.Center;
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DeleteEvent += OnDeleteEvent;
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GLib.Timeout.Add (1000, new GLib.TimeoutHandler (UpdatePos));
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}
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void OnDeleteEvent (object sender, DeleteEventArgs args) {
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Gtk.Application.Quit ();
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args.RetVal = true;
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}
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void ButtonOpenClicked (object sender, EventArgs args) {
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FileChooserDialog dialog = new FileChooserDialog ("Open", this, FileChooserAction.Open, new object[] { "Cancel", ResponseType.Cancel, "Open", ResponseType.Accept });
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dialog.SetCurrentFolder (Environment.GetFolderPath (Environment.SpecialFolder.Personal));
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if (dialog.Run () == (int) ResponseType.Accept) {
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_pipelineOK = false;
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if (_pipeline != null) {
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_pipeline.SetState (Gst.State.Null);
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_pipeline.Dispose ();
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}
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_scale.Value = 0;
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_pipeline = new Pipeline (string.Empty);
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Element playbin = ElementFactory.Make ("playbin", "playbin");
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XvImageSink sink = XvImageSink.Make ("sink");
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if (_pipeline == null)
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Console.WriteLine ("Unable to create pipeline");
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if (playbin == null)
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Console.WriteLine ("Unable to create element 'playbin'");
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if (sink == null)
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Console.WriteLine ("Unable to create element 'sink'");
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_pipeline.Add (playbin);
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sink.XwindowId = gdk_x11_drawable_get_xid (_da.GdkWindow.Handle);
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playbin["video-sink"] = sink;
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playbin["uri"] = "file://" + dialog.Filename;
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StateChangeReturn sret = _pipeline.SetState (Gst.State.Playing);
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if (sret == StateChangeReturn.Async) {
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State state, pending;
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sret = _pipeline.GetState (out state, out pending, Clock.Second * 5);
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}
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if (sret == StateChangeReturn.Success)
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_pipelineOK = true;
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else
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Console.WriteLine ("State change failed for {0} ({1})\n", dialog.Filename, sret);
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}
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dialog.Destroy ();
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}
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void ButtonPlayClicked (object sender, EventArgs args) {
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if ( (_pipeline != null) && _pipelineOK)
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_pipeline.SetState (Gst.State.Playing);
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}
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void ButtonPauseClicked (object sender, EventArgs args) {
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if ( (_pipeline != null) && _pipelineOK)
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_pipeline.SetState (Gst.State.Paused);
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}
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void ScaleValueChanged (object sender, EventArgs args) {
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if (_updatingScale)
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return;
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long duration;
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Gst.Format fmt = Gst.Format.Time;
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if ( (_pipeline != null) && _pipelineOK && _pipeline.QueryDuration (ref fmt, out duration)) {
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long pos = (long) (duration * _scale.Value);
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//Console.WriteLine ("Seek to {0}/{1} ({2}%)", pos, duration, _scale.Value);
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_pipeline.Seek (Format.Time, SeekFlags.Flush, pos);
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}
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}
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bool UpdatePos () {
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Gst.Format fmt = Gst.Format.Time;
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long duration, pos;
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if ( (_pipeline != null) && _pipelineOK &&
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_pipeline.QueryDuration (ref fmt, out duration) &&
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_pipeline.QueryPosition (ref fmt, out pos)) {
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_lbl.Text = string.Format ("{0} / {1}", TimeString (pos), TimeString (duration));
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_updatingScale = true;
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_scale.Value = (double) pos / duration;
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_updatingScale = false;
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}
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return true;
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}
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string TimeString (long t) {
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long secs = t / 1000000000;
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int mins = (int) (secs / 60);
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secs = secs - (mins * 60);
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if (mins >= 60) {
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int hours = (int) (mins / 60);
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mins = mins - (hours * 60);
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return string.Format ("{0}:{1:d2}:{2:d2}", hours, mins, secs);
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}
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return string.Format ("{0}:{1:d2}", mins, secs);
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}
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[DllImport ("libgdk-x11-2.0") ]
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static extern uint gdk_x11_drawable_get_xid (IntPtr handle);
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}
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@ -1,4 +1,4 @@
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TARGETS = playbin-player.exe decodebin-transcoder.exe helloworld.exe typefind.exe
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TARGETS = playbin-player.exe decodebin-transcoder.exe helloworld.exe typefind.exe metadata.exe gtk-video-player.exe
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DEBUGS = $(addsuffix .mdb, $(TARGETS))
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all: $(TARGETS) link
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@ -28,6 +28,9 @@ metadata.exe: $(srcdir)/MetaData.cs $(assemblies)
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mp3launchparse.exe: $(srcdir)/MP3LaunchParse.cs $(assemblies)
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$(CSC) -out:$@ $(GLIBSHARP_LIBS) $(references) $(srcdir)/MP3LaunchParse.cs
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gtk-video-player.exe: $(srcdir)/GtkVideoPlayer.cs $(assemblies)
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$(CSC) $(GLIBSHARP_LIBS) $(references) -pkg:gtk-sharp-2.0 $(srcdir)/GtkVideoPlayer.cs /out:gtk-video-player.exe
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link:
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ln -sf $(top_builddir)/gstreamer-sharp/gstreamer-sharp.dll gstreamer-sharp.dll
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ln -sf $(top_builddir)/gstreamer-sharp/gstreamer-sharp.dll.config gstreamer-sharp.dll.config
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@ -1,161 +1,167 @@
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//
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// Authors
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// Khaled Mohammed (khaled.mohammed@gmail.com)
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//
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// (C) 2006
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//
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// Copyright (C) 2006 Khaled Mohammed <khaled.mohammed@gmail.com>
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// Copyright (C) 2008 Paul Burton <paulburton89@gmail.com>
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using System;
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using System.IO;
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using Gst;
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using System;
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public class MetaData
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{
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public class MetaData {
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static Element pipeline = null;
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static Element source = null;
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static Element pipeline = null;
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static Element source = null;
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static void PrintTag (TagList list, string tag) {
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uint count = list.GetTagSize (tag);
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static void PrintTag( TagList list, string tag) {
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uint count = list.GetTagSize(tag);
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Console.WriteLine("Tags found = " + count);
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for(uint i =0; i < count; i++)
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{
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string str;
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if(Tag.GetGType(tag) == GLib.GType.String) {
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if(!list.GetStringIndex(tag, i, out str))
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Console.Error.WriteLine("g_assert_not_reached()???");
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} else {
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str = (String) list.GetValueIndex(tag, i).Val;
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}
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//Console.WriteLine ("Tags found = " + count);
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if(i == 0)
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Console.WriteLine("{0}:\t {1}", Tag.GetNick(tag), str);
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else
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Console.WriteLine("\t{0}", str);
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}
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}
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for (uint i = 0; i < count; i++) {
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string str;
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static bool MessageLoop(Element element, ref TagList tags)
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{
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Bus bus = element.Bus;
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bool done = false;
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try {
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str = list[tag, i].ToString ();
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} catch (Exception ex) {
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str = ex.Message;
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}
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while(!done) {
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Message message = bus.Pop();
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if(message == null)
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break;
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if (i == 0)
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Console.WriteLine ("{0}: {1}", Tag.GetNick (tag).PadRight (25), str);
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else
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Console.WriteLine ("{0}{1}", string.Empty.PadRight (27), str);
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}
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}
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switch(message.Type) {
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case MessageType.Error:
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string error;
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message.ParseError(out error);
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message.Dispose();
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return true;
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case MessageType.Eos:
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message.Dispose();
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return true;
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case MessageType.Tag: {
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TagList new_tags = new TagList();
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message.ParseTag(new_tags);
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if(tags != null) {
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tags = tags.Merge(new_tags, TagMergeMode.KeepAll);
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}
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else {
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tags = new_tags;
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}
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//tags.Foreach(PrintTag);
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//new_tags.Dispose();
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break;
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}
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default:
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break;
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}
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message.Dispose();
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}
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bus.Dispose();
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return true;
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}
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static bool MessageLoop (Element element, ref TagList tags) {
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Bus bus = element.Bus;
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bool done = false;
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static void MakePipeline()
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{
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Element decodebin;
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while (!done) {
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Message message = bus.Pop ();
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if(pipeline != null) {
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pipeline.Dispose();
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}
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pipeline = new Pipeline(String.Empty);
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source = ElementFactory.Make("filesrc", "source");
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decodebin = ElementFactory.Make("decodebin", "decodebin");
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if (message == null)
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break;
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if(pipeline == null) Console.Error.WriteLine("Pipeline count not be created");
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if(source == null) Console.Error.WriteLine("Element filesrc could not be created");
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if(decodebin == null) Console.Error.WriteLine("Element decodebin coult not be created");
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switch (message.Type) {
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case MessageType.Error:
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Enum error;
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string msg;
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message.ParseError (out error, out msg);
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message.Dispose ();
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return true;
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Bin bin = (Bin) pipeline;
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bin.AddMany(source, decodebin);
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if(!source.Link(decodebin))
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Console.Error.WriteLine("filesrc could not be linked with decodebin");
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decodebin.Dispose();
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}
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case MessageType.Eos:
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message.Dispose ();
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return true;
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public static void Main(string [] args)
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{
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Application.Init();
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case MessageType.Tag:
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TagList new_tags;
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if(args.Length < 1)
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{
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Console.Error.WriteLine("Please give filenames to read metadata from\n\n");
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return;
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}
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message.ParseTag (out new_tags);
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MakePipeline();
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if (tags != null) {
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tags = tags.Merge (new_tags, TagMergeMode.KeepAll);
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new_tags.Dispose ();
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} else
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tags = new_tags;
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int i=-1;
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while(++i < args.Length)
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{
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State state, pending;
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TagList tags = null;
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break;
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string filename = args[i];
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source.SetProperty("location", filename);
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default:
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break;
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}
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StateChangeReturn sret = pipeline.SetState(State.Paused);
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message.Dispose ();
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}
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if(sret == StateChangeReturn.Async) {
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if(StateChangeReturn.Success != pipeline.GetState(out state, out pending, Clock.Second * 5)) {
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Console.Error.WriteLine("State change failed for {0}. Aborting\n", filename);
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break;
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}
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} else if(sret != StateChangeReturn.Success) {
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Console.Error.WriteLine("{0} - Could not read file\n", filename);
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continue;
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}
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bus.Dispose ();
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return true;
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}
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if(!MessageLoop(pipeline, ref tags)) {
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Console.Error.WriteLine("Failed in message reading for {0}", args[i]);
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}
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static void MakePipeline () {
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Element decodebin;
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if(tags != null) {
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Console.WriteLine("Metadata for {0}:", args[i]);
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tags.Foreach(new TagForeachFunc(PrintTag));
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tags.Dispose();
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tags = null;
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} else Console.Error.WriteLine("No metadata found for {0}", args[0]);
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if (pipeline != null)
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pipeline.Dispose ();
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sret = pipeline.SetState(State.Null);
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pipeline = new Pipeline (String.Empty);
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source = ElementFactory.Make ("filesrc", "source");
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decodebin = ElementFactory.Make ("decodebin", "decodebin");
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if(StateChangeReturn.Async == sret) {
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if(StateChangeReturn.Failure == pipeline.GetState(out state, out pending, Clock.TimeNone)) {
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Console.Error.WriteLine("State change failed. Aborting");
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}
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}
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}
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if (pipeline == null)
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Console.WriteLine ("Pipeline could not be created");
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if (source == null)
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Console.WriteLine ("Element filesrc could not be created");
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if (decodebin == null)
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Console.WriteLine ("Element decodebin could not be created");
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if(pipeline != null)
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{
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pipeline.Dispose();
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}
|
||||
Bin bin = (Bin) pipeline;
|
||||
bin.Add (source, decodebin);
|
||||
|
||||
}
|
||||
if (!source.Link (decodebin))
|
||||
Console.WriteLine ("filesrc could not be linked with decodebin");
|
||||
|
||||
//decodebin.Dispose ();
|
||||
}
|
||||
|
||||
public static void Main (string [] args) {
|
||||
Application.Init ();
|
||||
|
||||
if (args.Length < 1) {
|
||||
Console.WriteLine ("Please give filenames to read metadata from\n\n");
|
||||
return;
|
||||
}
|
||||
|
||||
MakePipeline ();
|
||||
|
||||
int i = -1;
|
||||
while (++i < args.Length) {
|
||||
State state, pending;
|
||||
TagList tags = null;
|
||||
|
||||
string filename = args[i];
|
||||
|
||||
if (!File.Exists (filename)) {
|
||||
Console.WriteLine ("File {0} does not exist", filename);
|
||||
continue;
|
||||
}
|
||||
|
||||
source["location"] = filename;
|
||||
|
||||
StateChangeReturn sret = pipeline.SetState (State.Paused);
|
||||
|
||||
if (sret == StateChangeReturn.Async) {
|
||||
if (StateChangeReturn.Success != pipeline.GetState (out state, out pending, Clock.Second * 5)) {
|
||||
Console.WriteLine ("State change failed for {0}. Aborting\n", filename);
|
||||
break;
|
||||
}
|
||||
} else if (sret != StateChangeReturn.Success) {
|
||||
Console.WriteLine ("{0} - Could not read file ({1})\n", filename, sret);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!MessageLoop (pipeline, ref tags))
|
||||
Console.Error.WriteLine ("Failed in message reading for {0}", args[i]);
|
||||
|
||||
if (tags != null) {
|
||||
Console.WriteLine ("Metadata for {0}:", filename);
|
||||
|
||||
foreach (string tag in tags.Tags)
|
||||
PrintTag (tags, tag);
|
||||
tags.Dispose ();
|
||||
tags = null;
|
||||
} else
|
||||
Console.WriteLine ("No metadata found for {0}", args[0]);
|
||||
|
||||
sret = pipeline.SetState (State.Null);
|
||||
|
||||
if (StateChangeReturn.Async == sret) {
|
||||
if (StateChangeReturn.Failure == pipeline.GetState (out state, out pending, Clock.TimeNone))
|
||||
Console.WriteLine ("State change failed. Aborting");
|
||||
}
|
||||
}
|
||||
|
||||
if (pipeline != null)
|
||||
pipeline.Dispose ();
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue