From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: can I make this =?UTF-8?B?d29ya+KApiAoRm91bmRhdGlvbiBmb3IgYWM=?= =?UTF-8?B?Y2Vzc2liaWxpdHkgcHJvamVjdCk=?= Date: Tue, 18 Nov 2014 14:50:15 +0100 Message-ID: <546B4E97.7050208@redhat.com> References: <546AEBAC.1@eggo.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit To: "Eric S. Johansson" , kvm , Gerd Hoffmann , Hans De Goede Return-path: Received: from mail-wg0-f52.google.com ([74.125.82.52]:39496 "EHLO mail-wg0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753779AbaKRNuU (ORCPT ); Tue, 18 Nov 2014 08:50:20 -0500 Received: by mail-wg0-f52.google.com with SMTP id a1so4074015wgh.11 for ; Tue, 18 Nov 2014 05:50:19 -0800 (PST) In-Reply-To: <546AEBAC.1@eggo.org> Sender: kvm-owner@vger.kernel.org List-ID: On 18/11/2014 07:48, Eric S. Johansson wrote: > I'm trying to figure out ways of making it possible to drive Linux from > Windows speech recognition (NaturallySpeaking). The goal is a system > where Windows runs in a virtual machine (Linux host), audio is passed > through from a USB headset to the Windows environment. And the output of > the recognition engine is piped through some magic back to the Linux host. > > the hardest part of all of this without question is getting clean > uninterrupted audio from the USB device all the way through to the > Windows virtual machine. virtual box, VMware fail mostly in delivering > reliable audio to the virtual machine. > > I expect KVM to not work right with regards to getting clean > audio/real-time USB but I'm asking in case I'm wrong. if it doesn't work > or can't work yet, what would it take to make it possible for clean > audio to be passed through to a guest? I'm adding two people who might know. Do you have any idea what the "magic to pipe data back to the Linux host" should look like? Does a normal serial port (COM1 for Windows, /dev/ttyS0 for Linux) work? Paolo