avfilter/vf_monochrome: Use formats list instead of query function

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

libavfilter/vf_monochrome.c

@@ -222,8 +222,6 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
     return ff_filter_frame(ctx->outputs[0], frame);
 }
 
-static av_cold int query_formats(AVFilterContext *ctx)
-{
     static const enum AVPixelFormat pixel_fmts[] = {
         AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P,
         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P,
@@ -245,9 +243,6 @@ static av_cold int query_formats(AVFilterContext *ctx)
         AV_PIX_FMT_NONE
     };
 
-    return ff_set_common_formats_from_list(ctx, pixel_fmts);
-}
-
 static av_cold int config_input(AVFilterLink *inlink)
 {
     AVFilterContext *ctx = inlink->dst;
@@ -300,7 +295,7 @@ const AVFilter ff_vf_monochrome = {
     .priv_class    = &monochrome_class,
     FILTER_INPUTS(monochrome_inputs),
     FILTER_OUTPUTS(monochrome_outputs),
-    FILTER_QUERY_FUNC(query_formats),
+    FILTER_PIXFMTS_ARRAY(pixel_fmts),
     .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
     .process_command = ff_filter_process_command,
 };