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Commit 529a7960 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files

[media] videodev2.h: add support for the DCI-P3 colorspace 



This colorspace is used for cinema projectors and is supported by
the DisplayPort standard.

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent 2e94c19c

include/uapi/linux/videodev2.h

+13 −5
Original line number Diff line number Diff line
@@ -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_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))))

	     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)))