rem: dest_size_cb (void *bvw_gen,
add: dest_size_cb (void *data,
context: dest_size_cb (void *bvw_gen,	      int video_width, int video_height,	      double video_pixel_aspect,	      int *dest_width, int *dest_height,	      double *dest_pixel_aspect){	BaconVideoWidget *bvw = (BaconVideoWidget *) bvw_gen;	/* correct size with video_pixel_aspect */	if (video_pixel_aspect >= bvw->priv->display_ratio)		video_width  = video_width * video_pixel_aspect			/ bvw->priv->display_ratio + .5;	else		video_height = video_height * bvw->priv->display_ratio			/ video_pixel_aspect + .5;	*dest_width = GTK_WIDGET(bvw)->allocation.width;	*dest_height = GTK_WIDGET(bvw)->allocation.height;	*dest_pixel_aspect = bvw->priv->display_ratio;}