#define hide_mask_width 16
#define hide_mask_height 16
static unsigned char hide_mask_bits[] = {
   0x7f, 0x00, 0xff, 0x00, 0x7f, 0x00, 0x3f, 0x00, 0x7f, 0x00, 0xff, 0x00,
   0xf7, 0x01, 0xe2, 0x01, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, 0x3f,
   0xf0, 0x7f, 0xf0, 0x7f, 0xe0, 0x3f, 0x00, 0x00};
