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authorHans Verkuil <hans.verkuil@cisco.com>2014-12-05 10:18:38 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2014-12-16 23:21:37 -0200
commit38913a5cc58c26b96182799442f96e992301816c (patch)
tree5cef963824e9eb85f1ddbe73cd83150531d682fb /Documentation/video4linux
parentcc0363120b1f0c939bb7c61d5b7d2b616ad27783 (diff)
downloadkernel-38913a5cc58c26b96182799442f96e992301816c.tar.gz
[media] vivid.txt: document new controls
Document the new 'Y'CbCr Encoding' and 'Quantization' controls. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'Documentation/video4linux')
-rw-r--r--Documentation/video4linux/vivid.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/video4linux/vivid.txt b/Documentation/video4linux/vivid.txt
index e5a940e3d304..6cfc8541a362 100644
--- a/Documentation/video4linux/vivid.txt
+++ b/Documentation/video4linux/vivid.txt
@@ -640,6 +640,21 @@ Colorspace: selects which colorspace should be used when generating the image.
Changing the colorspace will result in the V4L2_EVENT_SOURCE_CHANGE
to be sent since it emulates a detected colorspace change.
+Y'CbCr Encoding: selects which Y'CbCr encoding should be used when generating
+ a Y'CbCr image. This only applies if the CSC Colorbar test pattern is
+ selected, and if the format is set to a Y'CbCr format as opposed to an
+ RGB format.
+
+ Changing the Y'CbCr encoding will result in the V4L2_EVENT_SOURCE_CHANGE
+ to be sent since it emulates a detected colorspace change.
+
+Quantization: selects which quantization should be used for the RGB or Y'CbCr
+ encoding when generating the test pattern. This only applies if the CSC
+ Colorbar test pattern is selected.
+
+ Changing the quantization will result in the V4L2_EVENT_SOURCE_CHANGE
+ to be sent since it emulates a detected colorspace change.
+
Limited RGB Range (16-235): selects if the RGB range of the HDMI source should
be limited or full range. This combines with the Digital Video 'Rx RGB
Quantization Range' control and can be used to test what happens if