From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750898AbXDKHUM (ORCPT ); Wed, 11 Apr 2007 03:20:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750909AbXDKHUL (ORCPT ); Wed, 11 Apr 2007 03:20:11 -0400 Received: from nz-out-0506.google.com ([64.233.162.237]:53196 "EHLO nz-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750898AbXDKHUJ (ORCPT ); Wed, 11 Apr 2007 03:20:09 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=H64Q/BRxlD6Uk7q99xHMxyyYGYla13tdbtZTpNR/zkIF4Vy+SK0GDOM+wybT+5BxFRk/zR4KymQGnxaVtiMTQBFbSKDdMB0C2aD5uwJLaZ5SOCGJDkFdJPUgJyw0EApKoWv2yCIdk763v5qKbl03QIOcaAQnChgQv1B1FdpqXYg= Message-ID: Date: Wed, 11 Apr 2007 09:20:08 +0200 From: "Markus Rechberger" To: "code GG" Subject: Re: Does V4L driver support audio capture? Cc: video4linux-list@redhat.com, linux-kernel@vger.kernel.org In-Reply-To: <3f94553e0704100631k622774ds1a60178abc491fab@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <3f94553e0704100631k622774ds1a60178abc491fab@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 4/10/07, code GG wrote: > Hi all, > Are there any V4L API supporting audio capture (supposing the TV > card hardware has such ability), just like the APIs and structures for > video capture? > for capturing usually OSS or alsa is used, you might have a look at the em28xx code and search for audio (VIDIOC_G_AUDIO, VIDIOC_S_AUDIO) there are drawbacks at the moment that you usually don't know what audio device belongs to your TV card if you want to capture audio digitally without looking at your dmesg or reading the individual description of the created audio device (userspace applications usually don't know about that and you have to set up the soundcard - tvtuner bridge manually) Markus