avfilter/vf_scroll: Use formats list instead of query function

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

libavfilter/vf_scroll.c

@@ -42,8 +42,6 @@ typedef struct ScrollContext {
     int planeheight[4];
 } ScrollContext;
 
-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,
@@ -66,9 +64,6 @@ static int query_formats(AVFilterContext *ctx)
         AV_PIX_FMT_NONE
     };
 
-    return ff_set_common_formats_from_list(ctx, pix_fmts);
-}
-
 typedef struct ThreadData {
     AVFrame *in, *out;
 } ThreadData;
@@ -213,7 +208,7 @@ const AVFilter ff_vf_scroll = {
     .priv_class    = &scroll_class,
     FILTER_INPUTS(scroll_inputs),
     FILTER_OUTPUTS(scroll_outputs),
-    FILTER_QUERY_FUNC(query_formats),
+    FILTER_PIXFMTS_ARRAY(pix_fmts),
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
     .process_command = ff_filter_process_command,
 };