From bluesky-dev-return-648-apmail-incubator-bluesky-dev-archive=incubator.apache.org@incubator.apache.org Mon Sep 07 13:03:23 2009 Return-Path: Delivered-To: apmail-incubator-bluesky-dev-archive@minotaur.apache.org Received: (qmail 13588 invoked from network); 7 Sep 2009 13:03:23 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 7 Sep 2009 13:03:23 -0000 Received: (qmail 78304 invoked by uid 500); 7 Sep 2009 13:03:23 -0000 Delivered-To: apmail-incubator-bluesky-dev-archive@incubator.apache.org Received: (qmail 78271 invoked by uid 500); 7 Sep 2009 13:03:23 -0000 Mailing-List: contact bluesky-dev-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: bluesky-dev@incubator.apache.org Delivered-To: mailing list bluesky-dev@incubator.apache.org Received: (qmail 78261 invoked by uid 99); 7 Sep 2009 13:03:23 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Sep 2009 13:03:23 +0000 X-ASF-Spam-Status: No, hits=2.2 required=10.0 tests=HTML_MESSAGE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of zijian.ping@gmail.com designates 209.85.222.197 as permitted sender) Received: from [209.85.222.197] (HELO mail-pz0-f197.google.com) (209.85.222.197) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Sep 2009 13:03:15 +0000 Received: by pzk35 with SMTP id 35so2341328pzk.12 for ; Mon, 07 Sep 2009 06:02:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:content-type; bh=5WR/P4CSfW3GKAi+p3lmJobgMhPhtH5nQLEirvPNdlo=; b=d476yjgKBgDXKIXDAzQIF0Ejn9phop4bMaf9bgWpf2DuiKe+yqvf6LO0w5YMXAQUY+ q5cOJfSlxkdHBmqqEkJJwRcgmhjNJ8wiv5BA6g/J72MX5oyPj3TpCarKOjQl4B31c1Z2 Gsh4nLd9HRfWrSRkc+qLyO3LOkwQoY/QWEVm8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=TZa503Hkd6aGsIxkfiv2SuwyZcWhqGou/IN/x2Q8SNvG9gkBeinBtvjmsAz8emUTtk Xr4hEGziY8e/QkUCVZCwHBNNQIUAdPcTZy5epaIlSj7O2rmOhVONkOWPzivxZY8E6wxR 7RKrxy6fD18MdRGBOLmfdyBna+ry6ld2J0Ff0= MIME-Version: 1.0 Received: by 10.115.113.7 with SMTP id q7mr15462021wam.145.1252328574907; Mon, 07 Sep 2009 06:02:54 -0700 (PDT) In-Reply-To: <6ec21e960909070552y1129a149tcb3782036e2559ff@mail.gmail.com> References: <17539d60909070517g11df8e0vbfc9bbb0831cefa4@mail.gmail.com> <6ec21e960909070522i3b386c43v314553e28e7073d7@mail.gmail.com> <17539d60909070544x30676c3awac4bcb9ce3caf49d@mail.gmail.com> <6ec21e960909070552y1129a149tcb3782036e2559ff@mail.gmail.com> Date: Mon, 7 Sep 2009 21:02:54 +0800 Message-ID: <17539d60909070602y743ff463l2b4ddc4cd8f20ed0@mail.gmail.com> Subject: Re: oss problem From: Arthur Chen To: bluesky-dev@incubator.apache.org Content-Type: multipart/alternative; boundary=0016e64be146d9764f0472fc7707 X-Virus-Checked: Checked by ClamAV on apache.org --0016e64be146d9764f0472fc7707 Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: quoted-printable Hi Kevin, I have searched the Internet and found some article on how to install alsa manually, I think we can have a try. Sorry for the spell mistake of LGPLed. Regards, Kevin 2009/9/7 Samuel Kevin > 2009/9/7 Arthur Chen > > > Hi Kevin=A3=AC > > > > I know ALSA is used in Ubuntu system for alsa-base package is installe= d > on > > it. But we don't know the license of the deb package, I think we should > > > maybe we could ask that on the forum of Ubuntu . it is embarassed to ask > users to compiled the sound driver again manually.... > > > download the alsa source package, compiled it as GPLed like ffmpeg, the= n > we > > > GPLed? should be LGPLed > > > use the APIs of ALSA to capture audio. > > > > Regards, > > Arthur > > 2009/9/7 Samuel Kevin > > > > > hi Arthur: > > > The last step is always the hardest. Alsa now is popular in linux > > > distribution, at least in my Ubuntu. i just checked it and i found th= at > > it > > > is both GPLed and LGPLed. It is quiet awkward that how could i know > > whether > > > the alsa driver in my system is GPLed or LGPLed? > > > regards > > > Kevin > > > > > > 2009/9/7 Arthur Chen > > > > > > > Hi all, > > > > > > > > I thought we have solved the oss problem last time for Kevin and I > > > deleted > > > > some code related to OSS, but we didn't notice that OSS is used to > > > capture > > > > audio,. The APIs of OSS is in ,. Generally > speaking > > > OSS > > > > is used as soundcard driver, but it is GPLed. Another Linux soundca= rd > > > > driver > > > > is ALSA, it has LGPLed version. > > > > To capture audio, the using of APIs of soundcard driver is > inevitable, > > so > > > > maybe we should use ALSA to replace OSS. > > > > > > > > Best regards, > > > > Arthur > > > > > > > > > > > > > > > > -- > > > Bowen Ma a.k.a Samuel Kevin @ Bluesky Dev Team XJTU > > > Shaanxi Province Key Lab. of Satellite and Terrestrial Network Tech > > > http://incubator.apache.org/bluesky/ > > > > > > > > > -- > Bowen Ma a.k.a Samuel Kevin @ Bluesky Dev Team XJTU > Shaanxi Province Key Lab. of Satellite and Terrestrial Network Tech > http://incubator.apache.org/bluesky/ > --0016e64be146d9764f0472fc7707--