From: Mauro Carvalho Chehab <mchehab@infradead.org>
To: Adrian Bunk <bunk@stusta.de>
Cc: Kyler Laird <kyler-keyword-lkml00.e701c2@lairds.com>,
linux-kernel@vger.kernel.org, v4l-dvb-maintainer@linuxtv.org
Subject: Re: drivers/media/video/saa7115.c misreports max. value of contrast and saturation
Date: Wed, 08 Mar 2006 19:47:43 -0300 [thread overview]
Message-ID: <1141858063.3133.2.camel@praia> (raw)
In-Reply-To: <20060308211900.GM4006@stusta.de>
Adrian,
Em Qua, 2006-03-08 às 22:19 +0100, Adrian Bunk escreveu:
> On Wed, Feb 15, 2006 at 12:19:08AM -0500, Kyler Laird wrote:
>
> > For changes to V4L2_CID_CONTRAST and V4L2_CID_SATURATION, the value is
> > checked by "if (ctrl->value < 0 || ctrl->value > 127)" yet the maximum
> > value in v4l2_queryctrl is set to 255 for both of these items. This
> > means that programs (like MythTV) which set the contrast and saturation
> > to the midvalue (127) get *full* contrast and saturation. (It's not
> > pretty.)
> >
> > Setting the maximum values to 127 solves this problem.
>
> Mauro, can you comment on this issue?
Yes. Patch is already available at both git and mercurial trees, fixing
it for saa7115 and cx25840:
http://linuxtv.org/hg/v4l-dvb?cmd=changeset;node=b77c2f933b620bccaa751d556c1aa2fca30de7ec;style=gitweb
>
> > Please copy me on responses.
> >
> > Thank you.
> >
> > --kyler
>
> cu
> Adrian
>
Cheers,
Mauro.
next prev parent reply other threads:[~2006-03-08 22:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-15 5:19 drivers/media/video/saa7115.c misreports max. value of contrast and saturation Kyler Laird
2006-03-08 21:19 ` Adrian Bunk
2006-03-08 21:42 ` [v4l-dvb-maintainer] " Hans Verkuil
2006-03-08 22:47 ` Mauro Carvalho Chehab [this message]
2006-03-08 23:46 ` Adrian Bunk
2006-03-09 0:21 ` Mauro Carvalho Chehab
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