rem: return TRUE;
add: return FALSE;
context: gst_video_widget_expose (GtkWidget * widget, GdkEventExpose * event){  GstVideoWidget *vw;  g_return_val_if_fail (widget != NULL, FALSE);  g_return_val_if_fail (GST_IS_VIDEO_WIDGET (widget), FALSE);  g_return_val_if_fail (event != NULL, FALSE);    vw = GST_VIDEO_WIDGET (widget);  if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_MAPPED (widget))    {      if ((vw->priv->logo_focused) && (vw->priv->logo_pixbuf))	{	  GdkPixbuf *frame;	  guchar *pixels;	  int rowstride;	  gint width, height, alloc_width, alloc_height, logo_x, logo_y;	  gfloat width_ratio, height_ratio;	  frame = gdk_pixbuf_new (GDK_COLORSPACE_RGB,				  FALSE, 8, widget->allocation.width,				  widget->allocation.height);	  width = gdk_pixbuf_get_width (vw->priv->logo_pixbuf);	  height = gdk_pixbuf_get_height (vw->priv->logo_pixbuf);	  alloc_width = widget->allocation.width;	  alloc_height = widget->allocation.height;	  /* Checking if allocated space is smaller than our logo */	  if ((alloc_width < width) || (alloc_height < height))	    {	      width_ratio = (gfloat) alloc_width / (gfloat) width;	      height_ratio = (gfloat) alloc_height / (gfloat) height;	      width_ratio = MIN (width_ratio, height_ratio);	      height_ratio = width_ratio;	    }	  else	    width_ratio = height_ratio = 1.0;	  logo_x = (alloc_width / 2) - (width * width_ratio / 2);	  logo_y = (alloc_height / 2) - (height * height_ratio / 2);	  /* Scaling to available space */	  gdk_pixbuf_composite (vw->priv->logo_pixbuf,				frame,				0, 0,				alloc_width, alloc_height,				logo_x, logo_y,				width_ratio, height_ratio,				GDK_INTERP_BILINEAR, 255);	  /* Drawing our frame */	  rowstride = gdk_pixbuf_get_rowstride (frame);	  pixels = gdk_pixbuf_get_pixels (frame) +	    rowstride * event->area.y + event->area.x * 3;          	  gdk_draw_rgb_image_dithalign (widget->window,					widget->style->black_gc,					event->area.x, event->area.y,					event->area.width, event->area.height,					GDK_RGB_DITHER_NORMAL, pixels,					rowstride, event->area.x,					event->area.y);	  g_object_unref (frame);	}      else	{	  gdk_draw_rectangle (widget->window, widget->style->black_gc, TRUE,			      event->area.x, event->area.y,			      event->area.width, event->area.height);	}    }      if (GDK_IS_WINDOW (vw->priv->video_window))    {      guint pos_x, pos_y, width, height, depth;      gdk_window_get_geometry (vw->priv->video_window, &pos_x, &pos_y,                               &width, &height, &depth);      if ((width != vw->priv->video_window_width) ||          (height != vw->priv->video_window_height))        {          gtk_widget_queue_resize (widget);        }    }      return TRUE;}