avfilter/vif: Include avfilter.h

Fixes checkheaders.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

diff --git a/libavfilter/vif.h b/libavfilter/vif.h
index 040c709c6a72416031b8847894161dc3ca15b568..5b0d86da00e32297c6aebc50e34e71ce0cd7cf62 100644 (file)
--- a/libavfilter/vif.h
+++ b/libavfilter/vif.h
@@ -22,6 +22,8 @@
 #ifndef AVFILTER_VIF_H
 #define AVFILTER_VIF_H
 
+#include "avfilter.h"
+
 int ff_compute_vif2(AVFilterContext *ctx,
                     const float *ref, const float *main, int w, int h,
                     int ref_stride, int main_stride, float *score,