linux-kernel - Re: [RFC PATCH v1 6/7] media: video: introduce face detection driver module

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Message-ID: <4EDE99B3.2010507@gmail.com>
Date:	Tue, 06 Dec 2011 23:39:47 +0100
From:	Sylwester Nawrocki <snjw23@...il.com>
To:	Ming Lei <ming.lei@...onical.com>
CC:	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-media@...r.kernel.org
Subject: Re: [RFC PATCH v1 6/7] media: video: introduce face detection driver
 module

On 12/06/2011 11:01 PM, Sylwester Nawrocki wrote:
[...]
>
> It might be much better as the v4l2 events are associated with the frame
> sequence. And if we use controls then you get control events for free,
> and each event carries a frame sequence number int it
> (http://linuxtv.org/downloads/v4l-dvb-apis/vidioc-dqevent.html).

Oops, just ignore that. The frame sequence number is only available for
V4L2_EVENT_FRAME_SYNC events.


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