From mboxrd@z Thu Jan 1 00:00:00 1970 From: pavel@ucw.cz (Pavel Machek) Date: Tue, 25 Apr 2017 13:23:30 +0200 Subject: support autofocus / autogain in libv4l2 In-Reply-To: <20170425080815.GD30553@pali> References: <1487074823-28274-2-git-send-email-sakari.ailus@linux.intel.com> <20170414232332.63850d7b@vento.lan> <20170416091209.GB7456@valkosipuli.retiisi.org.uk> <20170419105118.72b8e284@vento.lan> <20170424093059.GA20427@amd> <20170424103802.00d3b554@vento.lan> <20170424212914.GA20780@amd> <20170424224724.5bb52382@vento.lan> <20170425080538.GA30380@amd> <20170425080815.GD30553@pali> Message-ID: <20170425112330.GB7926@amd> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi! On Tue 2017-04-25 10:08:15, Pali Roh?r wrote: > On Tuesday 25 April 2017 10:05:38 Pavel Machek wrote: > > > > It would be nice if more than one application could be accessing the > > > > camera at the same time... (I.e. something graphical running preview > > > > then using command line tool to grab a picture.) This one is > > > > definitely not solveable inside a library... > > > > > > Someone once suggested to have something like pulseaudio for V4L. > > > For such usage, a server would be interesting. Yet, I would code it > > > in a way that applications using libv4l will talk with such daemon > > > in a transparent way. > > > > Yes, we need something like pulseaudio for V4L. And yes, we should > > make it transparent for applications using libv4l. > > IIRC there is already some effort in writing such "video" server which > would support accessing more application into webcam video, like > pulseaudio server for accessing more applications to microphone input. Do you have project name / url / something? Thanks, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 181 bytes Desc: Digital signature URL: