From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Sakari Ailus <sakari.ailus@iki.fi>
Cc: linux-media@vger.kernel.org, hverkuil@xs4all.nl, remi@remlab.net,
daniel-gl@gmx.net, sylwester.nawrocki@gmail.com
Subject: Re: [RFC] Timestamps and V4L2
Date: Mon, 15 Oct 2012 20:45:45 +0200 [thread overview]
Message-ID: <2316067.OFTCziv4Z5@avalon> (raw)
In-Reply-To: <20121015160549.GE21261@valkosipuli.retiisi.org.uk>
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 <laurent.pinchart@ideasonboard.com>
--
Regards,
Laurent Pinchart
next prev parent reply other threads:[~2012-10-15 18:45 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-20 20:21 [RFC] Timestamps and V4L2 Sakari Ailus
2012-09-20 21:08 ` Rémi Denis-Courmont
2012-09-21 8:47 ` Christian Gmeiner
2012-09-21 9:33 ` Hans Verkuil
2012-09-22 12:38 ` Sakari Ailus
2012-09-22 17:12 ` Sylwester Nawrocki
2012-09-22 20:28 ` Daniel Glöckner
2012-09-23 18:40 ` Sylwester Nawrocki
2012-09-25 0:35 ` Laurent Pinchart
[not found] ` <5061DAE3.2080808@samsung.com>
2012-09-25 17:17 ` Kamil Debski
2012-09-26 22:30 ` Sylwester Nawrocki
2012-09-27 10:41 ` Laurent Pinchart
2012-09-23 11:43 ` Sakari Ailus
2012-09-24 20:11 ` Rémi Denis-Courmont
2012-09-25 6:50 ` Hans Verkuil
2012-09-25 0:34 ` Laurent Pinchart
2012-09-25 22:48 ` Sylwester Nawrocki
2012-09-23 9:18 ` Hans Verkuil
2012-09-23 13:07 ` Sakari Ailus
2012-09-24 8:30 ` Hans Verkuil
2012-09-25 0:21 ` Laurent Pinchart
2012-09-24 23:42 ` Laurent Pinchart
2012-09-25 0:00 ` Laurent Pinchart
2012-09-25 6:47 ` Hans Verkuil
2012-09-25 10:48 ` Laurent Pinchart
2012-09-25 10:54 ` Hans Verkuil
2012-09-25 11:09 ` Laurent Pinchart
2012-09-25 20:12 ` Sakari Ailus
2012-09-26 9:13 ` Laurent Pinchart
2012-09-26 19:17 ` Sakari Ailus
2012-09-27 10:55 ` Laurent Pinchart
2012-09-25 20:05 ` Sakari Ailus
2012-10-15 16:05 ` Sakari Ailus
2012-10-15 18:45 ` Laurent Pinchart [this message]
2012-10-15 18:53 ` Chris MacGregor
2012-10-15 19:59 ` Sakari Ailus
2012-10-15 20:10 ` Rémi Denis-Courmont
2012-10-16 1:25 ` Chris MacGregor
2012-10-25 0:47 ` Laurent Pinchart
2012-10-16 6:13 ` Hans Verkuil
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