Date: Mon, 1 May 2006 02:10:20 +0200 From: Frank Steinborn <steinex@nognu.de> To: freebsd-multimedia@freebsd.org Subject: Re: Multi-channel sound output Message-ID: <20060501001020.GA93842@shodan.nognu.de> In-Reply-To: <20060429234821.GA87974@hpwren.ucsd.edu> References: <20060429234821.GA87974@hpwren.ucsd.edu>
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Hans-Werner Braun wrote: > > (I am not on this list, Please include me on a response) > > I would like to make multi-channel (at least 4) sound output work. > I tried three different cards: Live! 5.1, Audigy SE, and Audigy 4, > with the standard FreeBSD 6.0 driver, emu10kx, and OSS. I did not > manage to get more than two channels in either combination. Does > anyone here have a suggestion as to what would works there? > > For background, what I am interested in is the recreation of 3D > sound environments, like deploying a microphone array in an ecological > reserve or other interesting sound environments (see > http://hpwren.ucsd.edu/news/050617.html and > http://hpwren.ucsd.edu/news/050402.html for examples or preliminary > work), and recreating it with fairly standard equipment. For example, > once I get the output working, a next question will be how to read > from a microphone-quad (or more) while still getting phasing/etc. > right. Have a look at /usr/ports/audio/emu10kx. It's a more advanced sound driver for emu10kx-cards. However, I'm not sure if that's such a great help (I don't know the driver) but I think it's worth to mention. Probably it's a good point to start. The author of the driver stopped working on it, though :-( > Hans-Werner HTH anyhow, Frank
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