--- a/video/out/vo_x11.c	2025-03-26 01:33:27.000000000 +0800
+++ b/video/out/vo_x11.c	2025-05-12 06:56:31.000000000 +0800
@@ -212,20 +212,6 @@
             p->myximage[0]->bits_per_pixel == desc.bpp[0] &&
             p->myximage[0]->byte_order == MP_SELECT_LE_BE(LSBFirst, MSBFirst))
         {
-            // desc.comps[] uses little endian bit offsets, so "swap" the
-            // offsets here.
-            if (MP_SELECT_LE_BE(0, 1)) {
-                // Except for formats that use byte swapping; for these, the
-                // offsets are in native endian. There is no way to distinguish
-                // which one a given format is (could even be both), and using
-                // mp_find_other_endian() is just a guess.
-                if (!mp_find_other_endian(fmt)) {
-                    for (int c = 0; c < 3; c++) {
-                        desc.comps[c].offset =
-                            desc.bpp[0] - desc.comps[c].size -desc.comps[c].offset;
-                    }
-                }
-            }
             if (p->myximage[0]->red_mask == MAKE_MASK(desc.comps[0]) &&
                 p->myximage[0]->green_mask == MAKE_MASK(desc.comps[1]) &&
                 p->myximage[0]->blue_mask == MAKE_MASK(desc.comps[2]))