case V4L2_PIX_FMT_RGB444: return "16-bit A/XRGB 4-4-4-4"; case V4L2_PIX_FMT_ARGB444: return "16-bit ARGB 4-4-4-4"; case V4L2_PIX_FMT_XRGB444: return "16-bit XRGB 4-4 ...