From: Hans Verkuil <hans.verk...@cisco.com>
This colorspace is used for cinema projectors and is supported by
the DisplayPort standard.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
include/uapi/linux/videodev2.h | 18 +++++++++++++-----
1 file changed, 13 insertions(+), 5 deletions(-)
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 3228fbe..4900e15 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -229,6 +229,9 @@ enum v4l2_colorspace {
/* Raw colorspace: for RAW unprocessed images */
V4L2_COLORSPACE_RAW = 11,
+
+ /* DCI-P3 colorspace, used by cinema projectors */
+ V4L2_COLORSPACE_DCI_P3 = 12,
};
/*
@@ -256,6 +259,8 @@ enum v4l2_xfer_func {
* V4L2_COLORSPACE_SMPTE240M: V4L2_XFER_FUNC_SMPTE240M
*
* V4L2_COLORSPACE_RAW: V4L2_XFER_FUNC_NONE
+ *
+ * V4L2_COLORSPACE_DCI_P3: V4L2_XFER_FUNC_DCI_P3
*/
V4L2_XFER_FUNC_DEFAULT = 0,
V4L2_XFER_FUNC_709 = 1,
@@ -263,6 +268,7 @@ enum v4l2_xfer_func {
V4L2_XFER_FUNC_ADOBERGB = 3,
V4L2_XFER_FUNC_SMPTE240M = 4,
V4L2_XFER_FUNC_NONE = 5,
+ V4L2_XFER_FUNC_DCI_P3 = 6,
};
/*
@@ -272,9 +278,10 @@ enum v4l2_xfer_func {
#define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) \
((colsp) == V4L2_COLORSPACE_ADOBERGB ? V4L2_XFER_FUNC_ADOBERGB : \
((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : \
- ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
- ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG
? \
- V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709))))
+ ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : \
+ ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : \
+ ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG
? \
+ V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
enum v4l2_ycbcr_encoding {
/*
@@ -285,7 +292,7 @@ enum v4l2_ycbcr_encoding {
* V4L2_COLORSPACE_470_SYSTEM_BG, V4L2_COLORSPACE_ADOBERGB and
* V4L2_COLORSPACE_JPEG: V4L2_YCBCR_ENC_601
*
- * V4L2_COLORSPACE_REC709: V4L2_YCBCR_ENC_709
+ * V4L2_COLORSPACE_REC709 and V4L2_COLORSPACE_DCI_P3: V4L2_YCBCR_ENC_709
*
* V4L2_COLORSPACE_SRGB: V4L2_YCBCR_ENC_SYCC
*
@@ -325,7 +332,8 @@ enum v4l2_ycbcr_encoding {
* This depends on the colorspace.
*/
#define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) \
- ((colsp) == V4L2_COLORSPACE_REC709 ? V4L2_YCBCR_ENC_709 : \
+ (((colsp) == V4L2_COLORSPACE_REC709 || \
+ (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : \
((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : \
((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : \
V4L2_YCBCR_ENC_601)))
--
2.1.4
--
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