From owner-freebsd-multimedia@FreeBSD.ORG Sat Jan 23 22:48:10 2010 Return-Path: Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 183B2106566C; Sat, 23 Jan 2010 22:48:10 +0000 (UTC) (envelope-from nekoexmachina@gmail.com) Received: from mail-fx0-f226.google.com (mail-fx0-f226.google.com [209.85.220.226]) by mx1.freebsd.org (Postfix) with ESMTP id 7F4B48FC08; Sat, 23 Jan 2010 22:48:09 +0000 (UTC) Received: by fxm26 with SMTP id 26so2289641fxm.13 for ; Sat, 23 Jan 2010 14:48:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=/8Umt5JKogVnrvRrRW5roaFSl9C5Yyt81pOadDSoLy0=; b=GjCBHhCvvrx1JCilVIQzfbcjUoil/7OYy3dU5WpRb+RdO5SJUn68WfUL2k0TGx9ogj 1tVX3SllG/wL118YbzsgY6KpwC4H7pkk26f11cvYTBj8VzSaqtmDpBgwNEvqTWCOBjYo ZJUurQmuufXCB2d3/KYYe/M3PsCBed88uKv2s= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=NoGLVAaBSTWh159tL5V3XfCE85qH5L/Q8N4x3R2Ayh+jS+IQrHC3Btb06kieM/8wjx D4/KpO2pVxB2ublUQMUNo8O1FDjEE6pLesHI2PwA82GnqVjZF6uVJLfzPmwo7ofA/a6X pD26KgaqkdL8/Mhvwm0kGesaQKFC+z8LrtqDQ= MIME-Version: 1.0 Received: by 10.103.126.25 with SMTP id d25mr2404860mun.47.1264286888383; Sat, 23 Jan 2010 14:48:08 -0800 (PST) In-Reply-To: <4B5B66A3.4010200@FreeBSD.org> References: <1264274586.00210659.1264262402@10.7.7.3> <4B5B66A3.4010200@FreeBSD.org> Date: Sun, 24 Jan 2010 01:48:08 +0300 Message-ID: <884554e61001231448s526e01c0r3a3b8ff3b0cd0d5a@mail.gmail.com> From: Mikle Krutov To: Alexander Motin Content-Type: text/plain; charset=UTF-8 Cc: freebsd-multimedia@freebsd.org Subject: Re: 5.1-channel sound on 8-STABLE, snd_hda 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: Sat, 23 Jan 2010 22:48:10 -0000 So, i've already configured it for playing real 5.1 sound with real 5.1 sound files, but i've got no duplication of sound with stereo files - but i want it (they've sounded better with my rear & sub-speakers, even through they are not 5.1). Could i somehow set it, not globally, but only for some applications? What man page i should refer to? 2010/1/24, Alexander Motin : > Hi. > > Mikle Krutov wrote: >> I've got MSI mb 760GTM-P33 with ATI hd audio chip (pciconf shows ' >> device = 'IXP SB600 High Definition Audio Controller''). >> 5.1 sound worked on 8.0-RELEASE (sound was on every channel, but i >> could not change vol per-channel, only globally), and after updating >> to -STABLE - i've got only 2 channels working. >> Any ideas about that? > > Previously you had 2 channels of stereo playback duplicated to every > channel pair of your 5.1 system. Now real multichannel support added to > snd_hda, so all excessive duplication was removed. > > Now you should just configure vchans for your speakers setup by setting > dev.pcm.X.play.vchanformat sysctls and you will get _real_ multichannel > sound. > > -- > Alexander Motin >