shithub: dav1d

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obu: set subsampling to 1 for monochrome

--- a/src/obu.c

+++ b/src/obu.c

@@ -221,7 +221,7 @@

     if (hdr->monochrome) {

         hdr->color_range = dav1d_get_bits(gb, 1);

         hdr->layout = DAV1D_PIXEL_LAYOUT_I400;

-        hdr->ss_hor = hdr->ss_ver = 0;

+        hdr->ss_hor = hdr->ss_ver = 1;

         hdr->chr = DAV1D_CHR_UNKNOWN;

         hdr->separate_uv_delta_q = 0;

     } else if (hdr->pri == DAV1D_COLOR_PRI_BT709 &&