Re: [RFC PATCH 6/8] Add V4L2_CID_AUTOEXPOSURE control
- Date: Fri, 1 Feb 2008 21:48:03 +0100 (CET)
- From: Guennadi Liakhovetski <g.liakhovetski@xxxxxxxxxxxxxx>
- Subject: Re: [RFC PATCH 6/8] Add V4L2_CID_AUTOEXPOSURE control
On Fri, 1 Feb 2008, Trent Piepho wrote:
> On Thu, 31 Jan 2008, Guennadi Liakhovetski wrote:
> > On Thu, 24 Jan 2008, Trent Piepho wrote:
> >
> > > On Wed, 23 Jan 2008, Guennadi Liakhovetski wrote:
> > > > The MT9V022 camera has hardware AEC support, that can be switched on and
> > > > off in software. MT9M001 emulates Autoexposure control in software. Add a
> > > > V4L2 control, similar to already present Autogain.
> > >
> > > If you're going to add a new-non private control, there should be
> > > documentation. There are already several drivers with auto-exposure
> > > controls.
> >
> > Ok, I looked harder yet... First, to documentation - I haven't found
> > anything under Documentation/video4linux on controls, nor in the
> > cideodevice2.h. Where should it be documented?
>
> It's not in the kernel tree yet, but should be there soon. See this thread
> about Brandon's changes for UVC controls:
> http://www.linuxtv.org/pipermail/v4l-dvb-maintainer/2008-January/006206.html
Right, thanks! I thought I was going mad - I was sure having seen this
somewhere, but couldn't find where... I've grepped all my git trees and
googled various maling lists - but not for EXPOSURE_AUTO... So, now I
won't let it go:-)
Sure, will re-do...
Thanks
Guennadi
---
Guennadi Liakhovetski
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