2 V4L2_COLORSPACE_DEFAULT 0
3 V4L2_COLORSPACE_SMPTE170M 1
4 V4L2_COLORSPACE_SMPTE240M 2
5 V4L2_COLORSPACE_REC709 3
6 V4L2_COLORSPACE_BT878 4
7 V4L2_COLORSPACE_470_SYSTEM_M 5
8 V4L2_COLORSPACE_470_SYSTEM_BG 6
10 V4L2_COLORSPACE_SRGB 8
11 V4L2_COLORSPACE_OPRGB 9
12 V4L2_COLORSPACE_BT2020 10
13 V4L2_COLORSPACE_RAW 11
14 V4L2_COLORSPACE_DCI_P3 12