lavfi/gradfun: support gbrp

Signed-off-by: Paul B Mahol <onemda@gmail.com>

libavfilter/version.h

@@ -31,7 +31,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR  3
 #define LIBAVFILTER_VERSION_MINOR  82
-#define LIBAVFILTER_VERSION_MICRO 100
+#define LIBAVFILTER_VERSION_MICRO 101
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \

libavfilter/vf_gradfun.c

@@ -152,6 +152,7 @@ static int query_formats(AVFilterContext *ctx)
         AV_PIX_FMT_GRAY8,              AV_PIX_FMT_YUV444P,
         AV_PIX_FMT_YUV422P,            AV_PIX_FMT_YUV411P,
         AV_PIX_FMT_YUV440P,
+        AV_PIX_FMT_GBRP,
         AV_PIX_FMT_NONE
     };