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Commit 38913a5c authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
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[media] vivid.txt: document new controls 



Document the new 'Y'CbCr Encoding' and 'Quantization' controls.

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent cc036312

Documentation/video4linux/vivid.txt

+15 −0
Original line number Diff line number Diff line
@@ -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