From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 11A3413838B for ; Sun, 7 Sep 2014 16:23:08 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8A3BCE08C1; Sun, 7 Sep 2014 16:23:02 +0000 (UTC) Received: from mout.gmx.net (mout.gmx.net [212.227.17.20]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 450C9E0878 for ; Sun, 7 Sep 2014 16:23:01 +0000 (UTC) Received: from localhost ([84.133.161.37]) by mail.gmx.com (mrgmx101) with ESMTPSA (Nemesis) id 0MPppG-1XVd3Z33H0-0052wh for ; Sun, 07 Sep 2014 18:22:59 +0200 Date: Sun, 7 Sep 2014 18:22:58 +0200 From: meino.cramer@gmx.de To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] OT: In search of a hint/ides: Loop recording of a webcam Message-ID: <20140907162258.GE3876@solfire> References: <20140906125933.GA3822@solfire> <20140906154810.602d4cf3@digimed.co.uk> <20140906155633.GB3822@solfire> <20140907092325.2a40758b@digimed.co.uk> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140907092325.2a40758b@digimed.co.uk> User-Agent: mutt-ng/devel-r804 (Linux) X-Provags-ID: V03:K0:CjE1fhJSNTZOd5pOGLC+Wuk5KdtuQ7kLlLpgfM7ZZzU+r70Syuq uODhroZ0mdTtYf2bohhNxdJ6hEW1QyGGt7OghQ4f0BhzbzzcNuvH3kooow0x4cd8jM9DQhb 38euzjKMiYsyGE59UAu4UzZ2mGxBaTZtA/rVQP1cDkDxlnjD8/OrlQ8V3Rs4eaDw8zS/C/P 4goKRSHb8BD8O8l7SkvjQ== X-UI-Out-Filterresults: notjunk:1; X-Archives-Salt: 59574c69-1572-45dc-aa88-5c357c27d9ab X-Archives-Hash: bd04184e871e8c610459a90487869772 Neil Bothwick [14-09-07 10:28]: > On Sat, 6 Sep 2014 17:56:33 +0200, meino.cramer@gmx.de wrote: > > > As mentioned motion detection software is not appropiate > > for this, since it detects motion ... that is: The bird/s > > are already "in sight"...add the reaction time between "bird > > is there" and "motion detection has recognized that there is a > > bird" and all the false alarms if a bee is flying through the > > video or a distant bird flies through but does not land etc... > > Motion buffers the last few seconds of video and includes it with the > recording when it detects motion, the number of seconds is configurable. > > There are also many options to tweak for the detection, such as only > looking at specific portions of the image. Some false alarms are > inevitable but you would spend less time looking through those than > watching a live stream. > > Only you can decide what works best for you, but check the options > thoroughly before you dismiss motion detection. > > > -- > Neil Bothwick > > There's no place like ~ Hi Neil, I got motion "working".... As it seems, it does not support h264 compressed streams. It switches back the camera to YUVY, which increases the bandwidth on USB2. In turn the frame rate of the recorded video dropps: The video looks like awkward old-school "stop-motion" movies. And audio is also missing. Sorry for the bad news... Best regards, mcc