-static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *p_data )
+static int MouseEvent( filter_t *p_filter,
+ const vlc_mouse_t *p_old,
+ const vlc_mouse_t *p_new,
+ const video_format_t *p_fmt )