1#define gray25_width 16
2#define gray25_height 16
3static unsigned char gray25_bits[] = {
4   0x88, 0x88, 0x22, 0x22, 0x88, 0x88, 0x22, 0x22, 0x88, 0x88, 0x22, 0x22,
5   0x88, 0x88, 0x22, 0x22, 0x88, 0x88, 0x22, 0x22, 0x88, 0x88, 0x22, 0x22,
6   0x88, 0x88, 0x22, 0x22, 0x88, 0x88, 0x22, 0x22};
7