Colorimetry bt2100-pq is a variant of colorspace V4L2_COLORSPACE_BT2020 where the transfer function is SMPTE 2084 which is used by HDR content. Colorimetry 1:4:5:3 is a full-range variant of colorspace V4L2_COLORSPACE_470_SYSTEM_BG Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/9166>