#define prev_width 16
#define prev_height 16
static unsigned char prev_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x06, 0x00, 0x07, 0x80, 0x07,
   0xc0, 0x07, 0xe0, 0x07, 0xe0, 0x07, 0xc0, 0x07, 0x80, 0x07, 0x00, 0x07,
   0x00, 0x06, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00};