From owner-freebsd-multimedia Fri Mar 29 14:38:18 2002 Delivered-To: freebsd-multimedia@freebsd.org Received: from postfix1-2.free.fr (postfix1-2.free.fr [213.228.0.130]) by hub.freebsd.org (Postfix) with ESMTP id BFDB337B405 for ; Fri, 29 Mar 2002 14:38:08 -0800 (PST) Received: from bluerondo.a.la.turk (nas-cbv-6-151-48.dial.proxad.net [62.147.151.48]) by postfix1-2.free.fr (Postfix) with ESMTP id 1811BAB4AB for ; Fri, 29 Mar 2002 23:38:07 +0100 (CET) Received: (qmail 1405 invoked by uid 1001); 29 Mar 2002 22:38:01 -0000 Date: Fri, 29 Mar 2002 23:38:01 +0100 From: Rahul Siddharthan To: "Adam D. Gorski" Cc: multimedia@freebsd.org Subject: Re: SB problem (was: Cat'ing /dev/audio) Message-ID: <20020329223801.GA1382@lpt.ens.fr> References: <20020329222434.GA1188@lpt.ens.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.27i X-Operating-System: FreeBSD 4.5-STABLE i386 Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Adam D. Gorski said on Mar 29, 2002 at 17:29:23: > But this is happeneing with my old SB PCI 64 as well, which played mp3's > like mad under Linux... the fact that it was not working under FreeBSD is > what got me to purchase that SB 16 in the first place (that, plus the fact > that 2 gusy that I know up here have the SB 16 PCI working under FreeBSD). Well if your computer clock frequency is too high, that would explain why both cards don't work right. But I'm no hardware expert, I don't know whether this is a possible explanation... Rahul > On Fri, 29 Mar 2002, Rahul Siddharthan wrote: > > ::By the way, though the symptoms are of sample rate conversion > ::problems, it's a bit puzzling that you have noise with 44100 Hz files, > ::since most cards are 44100 Hz or 48000 Hz. Perhaps yours is 22050 Hz > ::or something? Or perhaps there's some setting you can change for > ::this? > :: > ::If it's 44100, (random uneducated guess on my part) maybe your sound > ::card is miscalibrated and its frequency is meant to be 44100 but is > ::actually less. (Or maybe your computer's clock frequency is too high, > ::or something.) You could try downsampling your sound to various > ::values (use, eg, sox in the ports) and see what's the highest value it > ::sounds good. > :: > ::Rahul > :: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message