From owner-freebsd-multimedia@FreeBSD.ORG Mon Sep 17 11:21:35 2012 Return-Path: Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 18800106566C for ; Mon, 17 Sep 2012 11:21:35 +0000 (UTC) (envelope-from roberth.sjonoy@gmail.com) Received: from mail-lpp01m010-f54.google.com (mail-lpp01m010-f54.google.com [209.85.215.54]) by mx1.freebsd.org (Postfix) with ESMTP id 8090F8FC19 for ; Mon, 17 Sep 2012 11:21:34 +0000 (UTC) Received: by lage12 with SMTP id e12so4974991lag.13 for ; Mon, 17 Sep 2012 04:21:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=references:in-reply-to:mime-version:content-transfer-encoding :content-type:message-id:cc:x-mailer:from:subject:date:to; bh=KeIhNCMOJRot2/TYOnfSwpY/qXHSQQk56kRgYmJcO8M=; b=lT1vOY1BB6fsXV1ZBgbt4upIXpXhcjpiWhnicuCep7453ogdYrvU8ArX2r1cNxr4Jp E9iEbR0iTrTx9I98FB/d0w97agkzTlyA6z0ZoTvZ2dIIUvHsARbPXJEQn+Rek5X/eDL9 HFvOdMtW7yDB1DLaFZcsPp8OhqS8/57ZO8NbMbK9deMTER/2czNl5Ebt9neBUajR2igH Cg/9QhjIXY3aZDULtOa7MpuErR9d40rTX3uLo856hh7gVHco28s1T6ZpNND+n9ZiGoY2 DPoYDcNsH1aHHfYQjVOh/T/WuU0kYkKeRXQ4Dxg1is5pLqm1hHqLw4pxG0VL6D746Yyx ZZCw== Received: by 10.152.103.146 with SMTP id fw18mr9439022lab.30.1347880893091; Mon, 17 Sep 2012 04:21:33 -0700 (PDT) Received: from [192.168.1.2] (214.4.200.37.customer.cdi.no. [37.200.4.214]) by mx.google.com with ESMTPS id bc2sm2534789lbb.3.2012.09.17.04.21.30 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 17 Sep 2012 04:21:31 -0700 (PDT) References: <4B739CF4-5D1D-4FE0-83FD-6987DCB40866@gmail.com> <201209151453.41118.hselasky@c2i.net> <20120917193515.C82816@sola.nimnet.asn.au> In-Reply-To: <20120917193515.C82816@sola.nimnet.asn.au> Mime-Version: 1.0 (1.0) Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Message-Id: <158ED432-5FE9-4FF9-A7EB-2009BC45F7F5@gmail.com> X-Mailer: iPhone Mail (9B206) From: =?utf-8?Q?Robert_Sjon=C3=B8y?= Date: Mon, 17 Sep 2012 13:21:28 +0200 To: Ian Smith Cc: "freebsd-multimedia@freebsd.org" Subject: Re: Sound system developement question 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: Mon, 17 Sep 2012 11:21:35 -0000 This is irrelevent, we are talking about jitter with the bitperfect paramete= r enabled. Regards, Roberth Sjon=C3=B8y On 17. sep. 2012, at 12:09, Ian Smith wrote: > On Sat, 15 Sep 2012 14:53:41 +0200, Hans Petter Selasky wrote: >=20 >> There are some sysctls which tell how oversampling is done: >>=20 >> hw.snd.feeder_rate_quality >=20 > Hans and all, >=20 > That's good to know, so I checked mine (default): >=20 > hw.snd.feeder_rate_quality: 1 > hw.snd.feeder_rate_quality: sample rate converter quality (0=3Dlow .. 4=3D= high) >=20 > and so set it to 4. I'm just listening to a ~192kbps VBR MP3 radio=20 > stream, and hear no perceptible difference (probably not surprising),=20 > nor does top show any apparent difference in cpu or interrupt rates: >=20 > last pid: 2172; load averages: 0.16, 0.25, 0.21 up 12+19:41:12 19:5= 4:06 > 150 processes: 2 running, 132 sleeping, 16 waiting > CPU: 14.0% user, 0.0% nice, 5.3% system, 7.8% interrupt, 72.9% idle > Mem: 292M Active, 243M Inact, 161M Wired, 25M Cache, 85M Buf, 17M Free > Swap: 2048M Total, 170M Used, 1877M Free, 8% Inuse >=20 > PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND > 11 root 1 171 ki31 0K 8K RUN 43.2H 90.97% idle > 1740 smithi 1 46 0 203M 143M select 509:57 3.56% Xorg > 1852 smithi 1 50 0 35756K 10544K select 310:36 2.88% gkrellm > 16115 smithi 5 59 0 298M 211M ucond 153:18 1.37% seamonke= y-bin > 12 root 16 -60 - 0K 128K WAIT 96:09 1.37% intr > 1844 smithi 6 44 0 18812K 7064K select 230:56 0.10% xmms >=20 > .. via xmms, on an 1133MHz P3-M running at 733MHz, 8.2-RELEASE i386. >=20 > Need I reset the sound system to have that take effect? If so, how? >=20 > cheers, Ian > _______________________________________________ > freebsd-multimedia@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-multimedia > To unsubscribe, send any mail to "freebsd-multimedia-unsubscribe@freebsd.o= rg"