From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com (mx1.redhat.com [172.16.48.31]) by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id n7G9ADi2013246 for ; Sun, 16 Aug 2009 05:10:13 -0400 Received: from smtp3-g21.free.fr (smtp3-g21.free.fr [212.27.42.3]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id n7G99v8l012192 for ; Sun, 16 Aug 2009 05:09:58 -0400 Received: from smtp3-g21.free.fr (localhost [127.0.0.1]) by smtp3-g21.free.fr (Postfix) with ESMTP id DB3538180D7 for ; Sun, 16 Aug 2009 11:09:55 +0200 (CEST) Received: from tele (qrm29-1-82-245-201-222.fbx.proxad.net [82.245.201.222]) by smtp3-g21.free.fr (Postfix) with ESMTP id DAF7581812A for ; Sun, 16 Aug 2009 11:09:52 +0200 (CEST) Date: Sun, 16 Aug 2009 11:09:53 +0200 From: Jean-Francois Moine To: video4linux-list@redhat.com Message-ID: <20090816110953.1d1074bb@tele> In-Reply-To: <4A87C4EC.6030309@ntnu.no> References: <4A872D3F.6020003@ntnu.no> <1250383433.28382.2.camel@localhost.localdomain> <20090816080309.3f19a067@tele> <4A87C4EC.6030309@ntnu.no> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Subject: Re: Varying frame rate List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: video4linux-list-bounces@redhat.com Errors-To: video4linux-list-bounces@redhat.com List-ID: On Sun, 16 Aug 2009 10:35:56 +0200 Haavard Holm wrote: [snip] > > The frame rate depends on the exposure time. If auto exposure is > > set, you may have such a behaviour. > > > > From a c-program - how do I turn off auto exposure ? You may do it by the VIDIOC_S_CTRL ioctl (look at v4l2-apps/util/v4l2-ctl.cpp in the LinuxTv mercurial main repository) Otherwise, by program, I know about v4l2ucp or vlc (1.0.x). Best regards. -- Ken ar c'hentań | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/ -- video4linux-list mailing list Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe https://www.redhat.com/mailman/listinfo/video4linux-list