#include <math.h>
#include <time.h>
-#include "vlc_filter.h"
+#include <vlc_filter.h>
#include "filter_common.h"
#include <vlc_charset.h>
-#include "vlc_image.h"
-#include "vlc_input.h"
-#include "vlc_playlist.h"
+#include <vlc_image.h>
+#include <vlc_input.h>
+#include <vlc_playlist.h>
/*****************************************************************************