From owner-freebsd-hackers@FreeBSD.ORG Tue Sep 18 14:19:22 2012 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id DF28A1065678 for ; Tue, 18 Sep 2012 14:19:22 +0000 (UTC) (envelope-from linnemannr@gmail.com) Received: from mail-vb0-f54.google.com (mail-vb0-f54.google.com [209.85.212.54]) by mx1.freebsd.org (Postfix) with ESMTP id 969628FC15 for ; Tue, 18 Sep 2012 14:19:22 +0000 (UTC) Received: by vbmv11 with SMTP id v11so4078820vbm.13 for ; Tue, 18 Sep 2012 07:19:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=DLwdrIKlkmfUk9NZwgU4dVn31n2txeqQ6vwx4oavdTY=; b=A6uVWis/Bg1FwgQbyr9mDPic33AN8XNzmJYDBoM0C6aEvQ8H5tBA+jn/b1R5abzRu7 j1EXIw0qFWP8TYHbhXGZOfjSEir6+S6p9WC453wf0yw8G/jEeVo9gPdnt/lkQfq7ycOq Cp1BCHWhIenfDVSObILa+eosc71HcABcYUBsqS6dvckCrJ8tHEzZZk2DurJro3t1N47q lQ+sz+IKC2XECjeL89NSgAQ0DGjyXbnjd8vYg+UD+i/csszXc0mE7wtRlpU8Q1QGlF3i /oZiKkJaG/X7HQFIiZTRx12XO1ROHb/Thi/euu7AEeDBMPDUI6DfqO2hhTNvNJ7isfYB WAYg== MIME-Version: 1.0 Received: by 10.52.19.109 with SMTP id d13mr17851vde.27.1347977961416; Tue, 18 Sep 2012 07:19:21 -0700 (PDT) Received: by 10.58.179.83 with HTTP; Tue, 18 Sep 2012 07:19:21 -0700 (PDT) In-Reply-To: <505831EF.7020606@degoeje.nl> References: <505831EF.7020606@degoeje.nl> Date: Tue, 18 Sep 2012 09:19:21 -0500 Message-ID: From: Reid Linnemann To: Pieter de Goeje Content-Type: text/plain; charset=ISO-8859-1 Cc: Wojciech Puchar , freebsd-hackers@freebsd.org Subject: Re: sound programming X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 Sep 2012 14:19:23 -0000 On Tue, Sep 18, 2012 at 3:33 AM, Pieter de Goeje wrote: > Op 18-9-2012 10:15, Wojciech Puchar schreef: > >> where can i find up to day beginner howto of programming sound (C >> language) in FreeBSD? >> >> particularly how to record/process/mix/play sound realtime - i mean having >> low delays. > > > Check out 4front's OSS documentation > http://manuals.opensound.com/developer/ > > In particular (recording and playback with low latency): > http://manuals.opensound.com/developer/fulldup.c.htm > > Barring implementation differences, this should all apply to FreeBSD. > To get really low delays you should probably adjust the hw.snd.latency > sysctls. > > Regards, > Pieter de Goeje > > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" FYI, I think you've got a cut and paste error. That last link should be http://manuals.opensound.com/developer/fulldup.c.html