rem: *dest_width = gtx->priv->fullscreen_width; *dest_height = gtx->priv->fullscreen_height;
add: *dest_width = gdk_screen_width (); *dest_height = gdk_screen_height ();
context: dest_size_cb (void *gtx_gen,	      int video_width, int video_height,	      int *dest_width, int *dest_height){	GtkXine *gtx = (GtkXine *) gtx_gen;	if (gtx->priv->fullscreen_mode)	{		*dest_width = gtx->priv->fullscreen_width;		*dest_height = gtx->priv->fullscreen_height;	} else {		*dest_width = gtx->widget.allocation.width;		*dest_height = gtx->widget.allocation.height;	}}