From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id n7G8aCJJ002042 for ; Sun, 16 Aug 2009 04:36:12 -0400 Received: from smtp.bluecom.no (smtp.bluecom.no [193.75.75.28]) by mx3.redhat.com (8.13.8/8.13.8) with ESMTP id n7G8ZvHv005583 for ; Sun, 16 Aug 2009 04:35:57 -0400 Received: from localhost.localdomain (c7F6F47C1.dhcp.bluecom.no [193.71.111.127]) by smtp.bluecom.no (Postfix) with ESMTP id 0A23415B4098 for ; Sun, 16 Aug 2009 10:35:22 +0200 (CEST) Message-ID: <4A87C4EC.6030309@ntnu.no> Date: Sun, 16 Aug 2009 10:35:56 +0200 From: Haavard Holm MIME-Version: 1.0 To: video4linux-list@redhat.com References: <4A872D3F.6020003@ntnu.no> <1250383433.28382.2.camel@localhost.localdomain> <20090816080309.3f19a067@tele> In-Reply-To: <20090816080309.3f19a067@tele> Content-Type: text/plain; charset=ISO-8859-1; format=flowed 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 08/16/2009 08:03 AM, Jean-Francois Moine wrote: > On Sun, 16 Aug 2009 03:43:52 +0300 > Maxim Levitsky wrote: > > >> On Sat, 2009-08-15 at 23:48 +0200, Haavard Holm wrote: >> > [snip] > >>> My obeservation is : Depending on what my camera focus on, the >>> framerate varies from 5 to 15 fps. I have tried several times, same >>> result. >>> > [snip] > >> I have observed similar issues with uvc camera on my aspire one (low >> frame rate while the illumination is low) >> >> Probably this is a hardware issue, and maybe there is a control to >> turn this off. >> > Hello, > > 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 ? Best Håvard Holm > Best regards. > > -- video4linux-list mailing list Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe https://www.redhat.com/mailman/listinfo/video4linux-list