lavfi/vf_pad: switch to query_func2()

libavfilter/vf_pad.c

@@ -72,9 +72,12 @@ enum var_name {
     VARS_NB
 };
 
-static int query_formats(AVFilterContext *ctx)
+static int query_formats(const AVFilterContext *ctx,
+                         AVFilterFormatsConfig **cfg_in,
+                         AVFilterFormatsConfig **cfg_out)
 {
-    return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
+    return ff_set_common_formats2(ctx, cfg_in, cfg_out,
+                                  ff_draw_supported_pixel_formats(0));
 }
 
 enum EvalMode {
@@ -458,5 +461,5 @@ const AVFilter ff_vf_pad = {
     .priv_class    = &pad_class,
     FILTER_INPUTS(avfilter_vf_pad_inputs),
     FILTER_OUTPUTS(avfilter_vf_pad_outputs),
-    FILTER_QUERY_FUNC(query_formats),
+    FILTER_QUERY_FUNC2(query_formats),
 };