@@ -52,6 +52,7 @@ static int query_formats(AVFilterContext *ctx)

         for (pix_fmt = 0; pix_fmt < AV_PIX_FMT_NB; pix_fmt++) {

             const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);

             if (!(desc->flags & AV_PIX_FMT_FLAG_HWACCEL ||

+                  desc->flags & AV_PIX_FMT_FLAG_PAL     ||

                   desc->flags & AV_PIX_FMT_FLAG_BITSTREAM) &&

                 desc->nb_components && !desc->log2_chroma_h &&

                 (ret = ff_add_format(&formats, pix_fmt)) < 0) {