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/* GStreamer
* Copyright (C) <2010> Stefan Kost <ensonic@users.sf.net>
*
* gtk-xoverlay: demonstrate overlay handling using gtk
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <glib.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/interfaces/xoverlay.h>
static void
window_closed (GtkWidget * widget, GdkEvent * event, gpointer user_data)
{
GstElement *pipeline = user_data;
gtk_widget_hide_all (widget);
gst_element_set_state (pipeline, GST_STATE_NULL);
gtk_main_quit ();
}
int
main (int argc, char **argv)
{
GtkWidget *window, *video_window;
GstElement *pipeline, *src, *sink;
gulong embed_xid;
GstStateChangeReturn sret;
if (!g_thread_supported ())
g_thread_init (NULL);
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
/* prepare the pipeline */
pipeline = gst_pipeline_new ("xvoverlay");
src = gst_element_factory_make ("videotestsrc", NULL);
sink = gst_element_factory_make ("xvimagesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
gst_element_link (src, sink);
/* prepare the ui */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (G_OBJECT (window), "delete-event",
G_CALLBACK (window_closed), (gpointer) pipeline);
gtk_window_set_default_size (GTK_WINDOW (window), 320, 240);
video_window = gtk_drawing_area_new ();
gtk_widget_set_double_buffered (video_window, FALSE);
gtk_container_add (GTK_CONTAINER (window), video_window);
gtk_widget_show_all (window);
gtk_widget_realize (window);
embed_xid = GDK_WINDOW_XID (video_window->window);
gst_x_overlay_set_xwindow_id (GST_X_OVERLAY (sink), embed_xid);
/* run the pipeline */
sret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
if (sret == GST_STATE_CHANGE_FAILURE)
gst_element_set_state (pipeline, GST_STATE_NULL);
else
gtk_main ();
gst_object_unref (pipeline);
return 0;
}
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