From mboxrd@z Thu Jan 1 00:00:00 1970 From: arif setiawan Subject: get two mono channel from stereo line Date: Fri, 24 Jul 2009 11:07:24 +0700 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-gx0-f211.google.com (mail-gx0-f211.google.com [209.85.217.211]) by alsa0.perex.cz (Postfix) with ESMTP id 2F9DE103A41 for ; Fri, 24 Jul 2009 06:07:26 +0200 (CEST) Received: by gxk7 with SMTP id 7so2367438gxk.8 for ; Thu, 23 Jul 2009 21:07:25 -0700 (PDT) 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: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org Hi, We have a beagleboard with one audio line-in and one audio line-out. From the documentation both are stereo line. Now we want to use four mono audio line for our system. two input from radio and microphone, two output to radio and speaker. We use ALSA and we would like to know how we can achieve this either by plugin or programming alsa. Thank you for your help Arif