Timeline function for the eq filter

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

libavfilter/vf_eq.c

@@ -385,4 +385,5 @@ AVFilter ff_vf_eq = {
     .query_formats   = query_formats,
     .init            = initialize,
     .uninit          = uninit,
+    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
 };