From: Jonathan Corbet <corbet@lwn.net>
To: Javier Martin <javier.martin@vista-silicon.com>
Cc: linux-media@vger.kernel.org, s.nawrocki@samsung.com,
laurent.pinchart@ideasonboard.com, mchehab@redhat.com
Subject: Re: [PATCH] media: ov7670: Allow 32x maximum gain for yuv422.
Date: Tue, 30 Oct 2012 13:31:55 -0600 [thread overview]
Message-ID: <20121030133155.78069467@lwn.net> (raw)
In-Reply-To: <1351613063-19076-1-git-send-email-javier.martin@vista-silicon.com>
On Tue, 30 Oct 2012 17:04:23 +0100
Javier Martin <javier.martin@vista-silicon.com> wrote:
> 4x gain ceiling is not enough to capture a decent image in conditions
> of total darkness and only a LED light source. Allow a maximum gain
> of 32x instead.
The initial number surely came from OmniVision and was never really
thought about. I can't test this at the moment, but I see no reason not
to take your word that it doesn't affect normal-light operation.
Acked-by: Jonathan Corbet <corbet@lwn.net>
jon
prev parent reply other threads:[~2012-10-30 19:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-30 16:04 [PATCH] media: ov7670: Allow 32x maximum gain for yuv422 Javier Martin
2012-10-30 19:31 ` Jonathan Corbet [this message]
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