Miscellany

void SetVisualOutput(GstPlaybackEngine *engine, GdkWindow* fullWindow){	g_return_if_fail(engine != NULL);	g_return_if_fail(engine->playbin != NULL);	g_return_if_fail(fullWindow != NULL);		//Get a pointer to our video sink.	GstElement *videosink;	g_object_get(engine->playbin, "video-sink", &videosink, NULL);	//Return if we couldn't get it.	g_return_if_fail(videosink != NULL);		gint attributesMask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;	GdkWindowAttr attributes;	attributes.x = 0;	attributes.y = 0;	attributes.width = 600;	attributes.height = 400;	attributes.wclass = GDK_INPUT_OUTPUT;	attributes.window_type = GDK_WINDOW_CHILD;		GdkWindow *newWin = gdk_window_new(fullWindow, &attributes, attributesMask);	gdk_window_show(newWin);	XID xid = GDK_WINDOW_XID(newWin);		gst_x_overlay_set_xwindow_id((GstXOverlay *)videosink, xid);		gst_object_unref(videosink);}