1 V4L2_COLORSPACE_SMPTE170M 2 V4L2_COLORSPACE_SMPTE240M 3 V4L2_COLORSPACE_REC709 4 V4L2_COLORSPACE_BT878 5 V4L2_COLORSPACE_470_SYSTEM_M 6 V4L2_COLORSPACE_470_SYSTEM_BG 7 V4L2_COLORSPACE_JPEG 8 V4L2_COLORSPACE_SRGB 9