#define insertion_mask_width 8
#define insertion_mask_height 16
static unsigned char insertion_mask_bits[] = {
   0x36, 0x7f, 0x3e, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c,
   0x1c, 0x3e, 0x7f, 0x36 };
