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[media] v4l: Fix colorspace conversion error in sample code
authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Wed, 19 Jun 2013 00:41:59 +0000 (21:41 -0300)
committerMauro Carvalho Chehab <m.chehab@samsung.com>
Sun, 18 Aug 2013 11:49:07 +0000 (08:49 -0300)
The sample code erroneously scales the y1, pb and pr variables from the
[0.0 .. 1.0] and [-0.5 .. 0.5] ranges to [0 .. 255] and [-128 .. 127].
Fix it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

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