From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ihar Filipau Subject: Re: dmix produces garbled sound on ARM Date: Mon, 13 Jun 2016 14:32:30 +0200 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wm0-f67.google.com (mail-wm0-f67.google.com [74.125.82.67]) by alsa0.perex.cz (Postfix) with ESMTP id BC52C265099 for ; Mon, 13 Jun 2016 14:32:31 +0200 (CEST) Received: by mail-wm0-f67.google.com with SMTP id n184so14542254wmn.1 for ; Mon, 13 Jun 2016 05:32:31 -0700 (PDT) In-Reply-To: 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: Takashi Iwai Cc: alsa-devel List-Id: alsa-devel@alsa-project.org On 6/9/16, Takashi Iwai wrote: > On Thu, 09 Jun 2016 16:05:42 +0200, > Ihar Filipau wrote: >> >> The only thing so far I have found is `aplay --dump-hw-params`, but it >> seem to display the allowed ranges, not the defaults/the params which >> are used. > > You just need to check what "aplay -v ..." shows. For example, > % aplay -Dplug:dmix -v foo.wav I have just retested it with the "aloop", completely without hardware. The garbled sound comes from the software, from the dmix/libasound. The problem is not related to (sound) hardware. I can upload the garbled output which was recorded by "arecord", if it would be helpful in analyzing the problem. (12s, ~2MB wav.) Regards.