static int sink_query_formats(AVFilterContext *ctx)
{
SinkContext *priv = ctx->priv;
- enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
- avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
+ if (priv->pix_fmts)
+ avfilter_set_common_formats(ctx, avfilter_make_format_list(priv->pix_fmts));
+ else
+ avfilter_default_query_formats(ctx);
return 0;
}