From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp-vbr5.xs4all.nl ([194.109.24.25]:1850 "EHLO smtp-vbr5.xs4all.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751880Ab2JPGOa (ORCPT ); Tue, 16 Oct 2012 02:14:30 -0400 From: Hans Verkuil To: Laurent Pinchart Subject: Re: [RFC] Timestamps and V4L2 Date: Tue, 16 Oct 2012 08:13:13 +0200 Cc: Sakari Ailus , linux-media@vger.kernel.org, remi@remlab.net, daniel-gl@gmx.net, sylwester.nawrocki@gmail.com References: <20120920202122.GA12025@valkosipuli.retiisi.org.uk> <20121015160549.GE21261@valkosipuli.retiisi.org.uk> <2316067.OFTCziv4Z5@avalon> In-Reply-To: <2316067.OFTCziv4Z5@avalon> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201210160813.13167.hverkuil@xs4all.nl> Sender: linux-media-owner@vger.kernel.org List-ID: On Mon October 15 2012 20:45:45 Laurent Pinchart wrote: > Hi Sakari, > > On Monday 15 October 2012 19:05:49 Sakari Ailus wrote: > > Hi all, > > > > As a summar from the discussion, I think we have reached the following > > conclusion. Please say if you agree or disagree with what's below. :-) > > > > - The drivers will be moved to use monotonic timestamps for video buffers. > > - The user space will learn about the type of the timestamp through buffer > > flags. > > - The timestamp source may be made selectable in the future, but buffer > > flags won't be the means for this, primarily since they're not available on > > subdevs. Possible way to do this include a new V4L2 control or a new IOCTL. > > That's my understanding as well. For the concept, > > Acked-by: Laurent Pinchart Also for the concept: Acked-by: Hans Verkuil