From owner-freebsd-current@FreeBSD.ORG Mon Jan 11 17:59:56 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2FC5C106566C for ; Mon, 11 Jan 2010 17:59:56 +0000 (UTC) (envelope-from hlh@restart.be) Received: from tignes.restart.be (tignes.restart.be [IPv6:2001:41d0:2:2d29:0:1::]) by mx1.freebsd.org (Postfix) with ESMTP id AEA648FC2A for ; Mon, 11 Jan 2010 17:59:55 +0000 (UTC) Received: from restart.be (avoriaz.tunnel.bel [IPv6:2001:41d0:2:2d29:1:ffff::]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "smtp.restart.be", Issuer "CA master" (verified OK)) by tignes.restart.be (Postfix) with ESMTPS id BE2B592DE; Mon, 11 Jan 2010 18:59:54 +0100 (CET) Received: from meribel.restart.bel (meribel.restart.bel [IPv6:2001:41d0:2:2d29:1:8::]) (authenticated bits=0) by restart.be (8.14.4/8.14.4) with ESMTP id o0BHxmDX023315 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO); Mon, 11 Jan 2010 18:59:49 +0100 (CET) (envelope-from hlh@restart.be) X-DKIM: Sendmail DKIM Filter v2.8.3 restart.be o0BHxmDX023315 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=restart.be; s=avoriaz; t=1263232794; bh=b3ZGYjEA7r/cLE9Q8wrhTgHoqckcH51FMI28QRsLQs0=; h=Message-ID:Date:From:MIME-Version:To:Subject:References: In-Reply-To:Content-Type:Content-Transfer-Encoding; b=xRqtHjQ3zfXyPHYLlxKBG+yaZF5jaCRu8QHRhWLdo8aszRxiy0Te89NGXWWdz/ht7 hD2MoUj3JJQyj+0WbkO/Q== X-DomainKeys: Sendmail DomainKeys Filter v1.0.2 restart.be o0BHxmDX023315 DomainKey-Signature: a=rsa-sha1; s=avoriaz; d=restart.be; c=nofws; q=dns; h=message-id:date:from:user-agent:mime-version:to:subject: references:in-reply-to:content-type: content-transfer-encoding:x-scanned-by; b=mw5NHlqz7/a8vbQJvWc1fdIKz/9pL1sjby8Y2Pt+1uXhhhYGPpZ9xiDatDa4pVzFH Ya3nCWtafFBUoEGGsKyKw== Message-ID: <4B4B7523.6060409@restart.be> Date: Mon, 11 Jan 2010 19:59:47 +0100 From: Henri Hennebert User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.9.1.5) Gecko/20091220 Thunderbird/3.0 MIME-Version: 1.0 To: Hans Petter Selasky , freebsd-current@freebsd.org References: <201001101437.37269.hselasky@c2i.net> In-Reply-To: <201001101437.37269.hselasky@c2i.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.67 on IPv6:2001:41d0:2:2d29:1:1:: Cc: Subject: Re: [FreeBSD 8/9] USB webcamd and video4bsd: Call for testing X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Jan 2010 17:59:56 -0000 On 01/10/2010 14:37, Hans Petter Selasky wrote: > Hi, > > During the last couple of days I've spent some time to finish my webcam > daemon. My webcam daemon is basically an application which consists of > userspace Video4Linux USB webcam drivers and some uLinux glue code which links > with libc, pthreads and libusb. The webcamd talks to /dev/video_daemonX which > is provided by the video4bsd kernel module. There is full support for > mmap/read/write/open/close. poll is not supported. > > Basic operation and idea: > > /dev/video_daemonX is the interface for the webcamd. /dev/videoX is the > interface for the V4L application. The video4bsd transports all data between > these two devices. In the case the V4L application is using mmap, no data is > copied due to shared kernel memory buffer! > > Licensing issues: > > Effectivly the webcamd userland program becomes GPL'ed due to the V4L USB > drivers which are GPL licensed. Some files inside the webcamd remains BSD > licensed which allows for building similar BSD licensed daemons. > > The rest of the code is BSD licensed. > > Source code: > > 1) FreeBSD 8-stable > > 2) Apply the patch below and re-install libusb in /usr/src/lib/libusb: > > http://p4web.freebsd.org/chv.cgi?CH=172876 > > http://perforce.freebsd.org/chv.cgi?CH=172876 > > 3) Compile ulinux (webcamd + libv4l + pwcview) and video4bsd (must be checked > out in the same folder due to dependencies) > > svn --username anonsvn --password anonsvn \ > checkout svn://svn.turbocat.net/i4b/trunk/usbcam/video4bsd > > make all install > kldload video4bsd > > svn --username anonsvn --password anonsvn \ > checkout svn://svn.turbocat.net/i4b/trunk/usbcam/ulinux > > make fetch > make patch > make all > make install > > # this will attach to the first detected webcam: > ./webcamd > > # this will try to attach to the given USB unit, interface and V4B unit. > ./webcamd -d ugen4.1 -i 0 -v 0 > > # this will display webcam contents from /dev/video0 by default. > ./pwcview/pwcview > > Feedback and bug reports are welcome. > I try on a Fujitsu M2010: FreeBSD meribel.restart.bel 8.0-RELEASE-p2 FreeBSD 8.0-RELEASE-p2 #0 r201748M: Thu Jan 7 16:23:56 CET 2010 root@meribel.restart.bel:/usr/obj/usr/src/sys/MERIBEL i386 [root@meribel ~]# usbconfig ugen0.1: at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON ugen1.1: at usbus1, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON ugen2.1: at usbus2, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON ugen3.1: at usbus3, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON ugen3.2: at usbus3, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON ugen0.2: at usbus0, cfg=0 md=HOST spd=LOW (1.5Mbps) pwr=ON ugen1.2: at usbus1, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON ugen3.3: at usbus3, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON [root@meribel ~]# /home/meribel/webcam/ulinux/webcamd -d ugen3.2 -i 0 -v 0 KrefGet: 0x34028404 = 1 KrefGet: 0x34028404 = 2 KrefGet: 0x3402860c = 1 KrefGet: 0x340286c8 = 1 Added device 0x33f18b04 KrefGet: 0x33f18b08 = 1 KrefGet: 0x33f18b08 = 2 [root@meribel ~]# chmod 666 /dev/video* /dev/usb/* [hlh@meribel ~]$ pwcview Webcam set to: 320x240 (sif) at 5 fps Give me a green window for some time and then this picture: http://verbier.restart.be/xfer/Screenshot-pwcview.png which stay still. I can't kill pwcview window. Thank you for your work! Henri