From mboxrd@z Thu Jan 1 00:00:00 1970 From: sylvain.bertrand@gmail.com Subject: Re: USB-Audio.conf routing and dmix Date: Fri, 15 May 2015 02:07:15 +0000 Message-ID: <20150515020715.GA418@freedom> References: <20150509002017.GB18945@freedom> <20150511195734.GA12233@freedom> <55531850.1020208@ladisch.de> <20150513113215.GA569@freedom> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wi0-f180.google.com (mail-wi0-f180.google.com [209.85.212.180]) by alsa0.perex.cz (Postfix) with ESMTP id AEB8E261540 for ; Fri, 15 May 2015 04:07:16 +0200 (CEST) Received: by wizk4 with SMTP id k4so266594588wiz.1 for ; Thu, 14 May 2015 19:07:16 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20150513113215.GA569@freedom> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Clemens Ladisch Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Wed, May 13, 2015 at 11:32:15AM +0000, sylvain.bertrand@gmail.com wrote: > On Wed, May 13, 2015 at 11:24:32AM +0200, Clemens Ladisch wrote: > >>> I linked the surround51 and surround71 pcms with the 'disable-able' dmix > >>> section from the default pcm. > > > > These devices are not supposed to use plug or dmix. > > Ok. Then, there is no pcm to output 5.1 sound with dmix. > > Does it mean that the application is in charge to build a alsa-lib pipeline > with dmix pcm and surround51 pcm, in order to let other applications output 5.1 > sound at the same time? Then what is the "Right"(tm) way to do that? -- Sylvain