configure: Add pixelutils dependency for framerate filter.

diff --git a/configure b/configure
index 89754fd..1f684d2 100755 (executable)
--- a/configure
+++ b/configure
@@ -2945,6 +2945,7 @@ find_rect_filter_deps="avcodec avformat gpl"
 firequalizer_filter_deps="avcodec"
 firequalizer_filter_select="rdft"
 flite_filter_deps="libflite"
+framerate_filter_select="pixelutils"
 frei0r_filter_deps="frei0r dlopen"
 frei0r_src_filter_deps="frei0r dlopen"
 fspp_filter_deps="gpl"