From owner-freebsd-multimedia@FreeBSD.ORG Sat Jan 8 23:10:54 2011 Return-Path: Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 956931065673; Sat, 8 Jan 2011 23:10:54 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe08.c2i.net [212.247.154.226]) by mx1.freebsd.org (Postfix) with ESMTP id E9AB08FC19; Sat, 8 Jan 2011 23:10:53 +0000 (UTC) X-Cloudmark-Score: 0.000000 [] X-Cloudmark-Analysis: v=1.1 cv=Samd3CrC35PkFKGRAwjtIWdtalA6bcxM9GrYwcNK+gA= c=1 sm=1 a=d7IFvdU83yMA:10 a=8nJEP1OIZ-IA:10 a=CL8lFSKtTFcA:10 a=i9M/sDlu2rpZ9XS819oYzg==:17 a=6I5d2MoRAAAA:8 a=JcObK8pvlSJ1zZra1LcA:9 a=YGMScB5BwmUucQcn7d2iKnrxC64A:4 a=wPNLvfGTeEIA:10 a=i9M/sDlu2rpZ9XS819oYzg==:117 Received: from [188.126.198.129] (account mc467741@c2i.net HELO laptop002.hselasky.homeunix.org) by mailfe08.swip.net (CommuniGate Pro SMTP 5.2.19) with ESMTPA id 71499800; Sun, 09 Jan 2011 00:10:52 +0100 From: Hans Petter Selasky To: Luigi Rizzo Date: Sun, 9 Jan 2011 00:10:57 +0100 User-Agent: KMail/1.13.5 (FreeBSD/8.2-PRERELEASE; KDE/4.4.5; amd64; ; ) References: <201101081841.10690.hselasky@c2i.net> <20110108231704.GA80865@onelab2.iet.unipi.it> In-Reply-To: <20110108231704.GA80865@onelab2.iet.unipi.it> X-Face: +~\`s("[*|O,="7?X@L.elg*F"OA\I/3%^p8g?ab%RN'(; _IjlA: hGE..Ew, XAQ*o#\/M~SC=S1-f9{EzRfT'|Hhll5Q]ha5Bt-s|oTlKMusi:1e[wJl}kd}GR Z0adGx-x_0zGbZj'e(Y[(UNle~)8CQWXW@:DX+9)_YlB[tIccCPN$7/L' MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201101090010.57118.hselasky@c2i.net> Cc: freebsd-multimedia@freebsd.org, freebsd-stable@freebsd.org Subject: Re: Webcamd testers wanted on FreeBSD 8.2 X-BeenThere: freebsd-multimedia@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Multimedia discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 08 Jan 2011 23:10:54 -0000 On Sunday 09 January 2011 00:17:04 Luigi Rizzo wrote: > speaking of webcamd, any idea on how to debug operation > of skype and webcamd ? > > The thread at > > http://lists.freebsd.org/pipermail/freebsd-multimedia/2010-October/011327.h > tml > > indicates the problem and shows symptoms. > The most recent version of webcamd (0.1.18) now supports > more of my webcams but still with similar problems. > > If (as it seems) the problem is related to the output format > generated by the camera, i wonder if it is possible to > tweak webcamd to generate a specific video format > on startup, irrespective of the native camera format ? > Hi Luigi, You can try adding a printout in: kernel/kern_file.c, function linux_ioctl() to get all the ioctls that skype issues. Maybe you get some clues from that. > I am under the impression (perhaps wrong) that webcamd > (or libv4l1) implements some conversion of the native formats ? libv4l does format conversion yes. That's the idea behind libv4l, to not do that format conversion in the kernel. --HPS