From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rene Herman Subject: Re: [alsa-devel] /usr/share/alsa/alsa.conf :and file extention Date: Mon, 17 Mar 2008 04:18:15 +0100 Message-ID: <47DDE2F7.7000904@keyaccess.nl> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-user-bounces@lists.sourceforge.net Errors-To: alsa-user-bounces@lists.sourceforge.net To: Alexander Indenbaum Cc: alsa-user , alsa-devel List-Id: alsa-devel@alsa-project.org On 17-03-08 03:57, Alexander Indenbaum wrote: > I'm playing with embedded system without any hardware sound device. I'd like > to grab sound from ALSA application, for instance Firefox displaying YouTube > clip inside flash plugin and to store output PCM stream into file on local > disk. I got an advice to use File extension. So I defined following > /usr/share/alsa/alsa.conf Don't do it there. Use /etc/asound.conf or $HOME/.asoundrc ... > pcm.default{ > type > file > file > /tmp/pcm.out > } ... and make it pcm.!default { type file slave { pcm null } file "/tmp/pcm.out" } Exactly why you need that slave definition I'm not sure either, but it seems you do. Also note that /tmp/pcm.out will be headerless PCM and is recreated for individual opens. I don't believe there's an append mode or anything (and you'd need to make sure that everyone plays the same format) so not toot sure if this is what you need to have a catch all audio-sink... Rene. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/