#define swapper_mask_width 15
#define swapper_mask_height 7
static unsigned char swapper_mask_bits[] = {
   0xe0, 0x6a, 0xfe, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0xf7, 0x6a, 0x7a, 0x00,
   0x38, 0x00};
