linux-kernel - Re: media / v4l2-mc: wishlist for complex cameras (was Re: [PATCH v4 14/36] [media] v4l2-mc: add a function to inherit controls from a pipeline)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20170315105049.GA12099@frolo.macqel>
Date:   Wed, 15 Mar 2017 11:50:49 +0100
From:   Philippe De Muyter <phdm@...q.eu>
To:     Mauro Carvalho Chehab <mchehab@...pensource.com>
Cc:     Pavel Machek <pavel@....cz>, Hans Verkuil <hverkuil@...all.nl>,
        Sakari Ailus <sakari.ailus@....fi>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        Steve Longerbeam <slongerbeam@...il.com>, robh+dt@...nel.org,
        mark.rutland@....com, shawnguo@...nel.org, kernel@...gutronix.de,
        fabio.estevam@....com, mchehab@...nel.org, nick@...anahar.org,
        markus.heiser@...marIT.de, p.zabel@...gutronix.de,
        laurent.pinchart+renesas@...asonboard.com, bparrot@...com,
        geert@...ux-m68k.org, arnd@...db.de, sudipm.mukherjee@...il.com,
        minghsiu.tsai@...iatek.com, tiffany.lin@...iatek.com,
        jean-christophe.trotin@...com, horms+renesas@...ge.net.au,
        niklas.soderlund+renesas@...natech.se, robert.jarzmik@...e.fr,
        songjun.wu@...rochip.com, andrew-ct.chen@...iatek.com,
        gregkh@...uxfoundation.org, shuah@...nel.org,
        sakari.ailus@...ux.intel.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
        Steve Longerbeam <steve_longerbeam@...tor.com>,
        Jacek Anaszewski <j.anaszewski@...sung.com>
Subject: Re: media / v4l2-mc: wishlist for complex cameras (was Re: [PATCH
        v4 14/36] [media] v4l2-mc: add a function to inherit controls from
        a pipeline)

On Tue, Mar 14, 2017 at 09:54:31PM -0300, Mauro Carvalho Chehab wrote:
> Em Tue, 14 Mar 2017 23:32:54 +0100
> Pavel Machek <pavel@....cz> escreveu:
> 
> > 
> > Well, I believe first question is: what applications would we want to
> > run on complex devices? Will sending control from video to subdevs
> > actually help?
> 
> I would say: camorama, xawtv3, zbar, google talk, skype. If it runs
> with those, it will likely run with any other application.
> 

I would like to add the 'v4l2src' plugin of gstreamer, and on the imx6 its
imx-specific counterpart 'imxv4l2videosrc' from the gstreamer-imx package
at https://github.com/Freescale/gstreamer-imx, and 'v4l2-ctl'.

Philippe

-- 
Philippe De Muyter +32 2 6101532 Macq SA rue de l'Aeronef 2 B-1140 Bruxelles