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 21:21:19 -0300 [thread overview]
Message-ID: <1141863679.3133.13.camel@praia> (raw)
In-Reply-To: <20060308234626.GV4006@stusta.de>
Em Qui, 2006-03-09 às 00:46 +0100, Adrian Bunk escreveu:
> On Wed, Mar 08, 2006 at 07:47:43PM -0300, Mauro Carvalho Chehab wrote:
> > 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
>
> This patch seems to be 2.1.16 stuff?
I think you meant 2.6.16 :) Yes, it is. I've already sent an email to
Linus for him to pull it, among with some other pending patches.
>
> > Cheers,
> > Mauro.
>
> cu
> Adrian
>
Cheers,
Mauro.
prev parent reply other threads:[~2006-03-09 0:22 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
2006-03-08 23:46 ` Adrian Bunk
2006-03-09 0:21 ` Mauro Carvalho Chehab [this message]
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