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 m220PD3I028391 for ; Sat, 1 Mar 2008 19:25:13 -0500 Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by mx3.redhat.com (8.13.8/8.13.8) with SMTP id m220Ofe3012649 for ; Sat, 1 Mar 2008 19:24:42 -0500 Date: Sun, 2 Mar 2008 01:24:22 +0100 From: Daniel =?iso-8859-1?Q?Gl=F6ckner?= To: Michael Williamson Message-ID: <20080302002422.GB1691@daniel.bse> References: <527852.36382.qm@web65508.mail.ac4.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <527852.36382.qm@web65508.mail.ac4.yahoo.com> Cc: video4linux-list@redhat.com Subject: Re: question 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 Sat, Mar 01, 2008 at 02:49:42PM -0800, Michael Williamson wrote: > With CX100 frame grabbers, it is possible to poll the > even/odd video field bit through the ISA bus. > This is useful to have for cameras with electronic > shutters to make long exposures. Is it possible to do > with v4l2/bt848 PCI devices? This information is available in the DSTATUS and INT_STAT register of the bt848 but it is not exposed to userspace by the driver. You can capture fields seperately to be informed of field changes. Daniel -- video4linux-list mailing list Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe https://www.redhat.com/mailman/listinfo/video4linux-list