From mboxrd@z Thu Jan 1 00:00:00 1970 From: stan Subject: Re: Alsa Issue - Sound playback starts on left speaker only Date: Tue, 24 Jun 2008 01:25:11 -0700 Message-ID: <4860AF67.7060507@cox.net> References: <6AA7F928714999469B70E7707C87F82C531570@TW-EVS02.corelcorp.corel.ics> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from fed1rmmtao102.cox.net (fed1rmmtao102.cox.net [68.230.241.44]) by alsa0.perex.cz (Postfix) with ESMTP id F0CFF1037FB for ; Tue, 24 Jun 2008 10:25:17 +0200 (CEST) In-Reply-To: <6AA7F928714999469B70E7707C87F82C531570@TW-EVS02.corelcorp.corel.ics> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Ashwin.Chandra@corel.com Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org Ashwin.Chandra@corel.com wrote: > > > Hello, > > I am having an issue with my playback application where upon playback > start, only the left speaker is outputted. But if I mute and unmute > (either through my application or using alsamixer), the sound playback > resumes on both left and right speakers. This only happens on a > particular system too (out of 5 systems). But I know it is my issue > because mplayer or smplayer works fine. > > > > I believe I am setting the correct HW params (ie. 2 channels), etc. > > > > Any ideas? > > > > Thanks! > > The ICE1724 driver has exactly this behavior. It is a known bug and has been there for years. You don't say what chip is having the problem, but I would guess that this is it. Most people just program a script to adjust the volume at startup to cure it.