avfilter/vf_displace: Use formats list instead of query function

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

libavfilter/vf_displace.c

@@ -63,8 +63,6 @@ static const AVOption displace_options[] = {
 
 AVFILTER_DEFINE_CLASS(displace);
 
-static int query_formats(AVFilterContext *ctx)
-{
     static const enum AVPixelFormat pix_fmts[] = {
         AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P,
         AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P,
@@ -78,9 +76,6 @@ static int query_formats(AVFilterContext *ctx)
         AV_PIX_FMT_GRAY8, AV_PIX_FMT_NONE
     };
 
-    return ff_set_common_formats_from_list(ctx, pix_fmts);
-}
-
 static void displace_planar(DisplaceContext *s, const AVFrame *in,
                             const AVFrame *xpic, const AVFrame *ypic,
                             AVFrame *out)
@@ -401,7 +396,7 @@ const AVFilter ff_vf_displace = {
     .activate      = activate,
     FILTER_INPUTS(displace_inputs),
     FILTER_OUTPUTS(displace_outputs),
-    FILTER_QUERY_FUNC(query_formats),
+    FILTER_PIXFMTS_ARRAY(pix_fmts),
     .priv_class    = &displace_class,
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
 };