Date: Wed, 1 Jul 2020 17:02:34 +0200 From: Polytropon <freebsd@edvax.de> To: Aryeh Friedman <aryeh.friedman@gmail.com> Cc: FreeBSD Mailing List <freebsd-questions@freebsd.org>, freebsd-java@freebsd.org Subject: Re: Allowing remote java app to access local sound system Message-ID: <20200701170234.9f6fa6dd.freebsd@edvax.de> In-Reply-To: <CAGBxaXm6%2BpSv3_F2kPsDqZe1ixY348=dg8TPstCA9F04yr3qXQ@mail.gmail.com> References: <CAGBxaXm6%2BpSv3_F2kPsDqZe1ixY348=dg8TPstCA9F04yr3qXQ@mail.gmail.com>
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On Wed, 1 Jul 2020 08:43:45 -0400, Aryeh Friedman wrote: > I have a (java) app that works fine on a remote host and displays it's GUI > by setting the DISPLAY environment variable. The app also requires a > working microphone (and other audio output devices). Is there any way to > make it use the microphone/audio output on my local machine? Note I > suspect I would need to do this transparently to Java. I am pretty sure > Java has no idea how to do this on its own. In the past, I had a similar question, titled "Audio for SSH and VNC" in October 2019. Maybe the following answers provide some inspiration? On Thu, 17 Oct 2019 00:10:00 -0400, Derek Schrock wrote: > On Wed, Oct 16, 2019 at 10:44:50PM EDT, Polytropon wrote: > > In order to extend the classic "remote desktop" concept > > in FreeBSD - here: SSH in combination with tigervnc-server > > and ssvnc-gui -, what is a good way to also transmit audio? > > For example, if you start a video player or a web browser > > with video and audio content, you can _see_ it on your remote > > system, while the audio is playing on the distant server. > > Is there an easy way to also get the audio to the remote > > system where it can be _heared_? > >=20 > >=20 > I've done this before via tunneling puslseaudio over ssh. > However, it would be easier to just use xrdp via net/xrdp > and audio/pulseaudio-module-xrdp. On Thu, 17 Oct 2019 13:18:00 +0100, Dave B via freebsd-questions wrote: > Look up a program called Seren. >=20 > The sources build just fine on modern Linux's, and possibly FreeBSD, > though I've not tried the latter. >=20 > =A0=A0=A0 http://holdenc.altervista.org/seren/=A0=A0 It's a non GUI tool,= running > in a command line terminal, so very low CPU usage.=A0 >=20 > (Pulse is good, but not exactly low impact.) >=20 > Seren was I think intended for gamers, many to many etc, but works point > to point just fine, and with very good quality audio. >=20 > It streams via UDP, as such wont travel over SSH, but OpenVPN works > well, if you only want one connection, else Seren can handle its own > encryption for the audio traffic.=A0 Though how "secure" that is, I don't > know.=A0 I move off default ports and hide "somewhere else" up in the > high-port space. >=20 > There is a simple text messaging facility too. >=20 > No affiliation, just a very happy user for remote ham radio needs. --=20 Polytropon Magdeburg, Germany Happy FreeBSD user since 4.0 Andra moi ennepe, Mousa, ...
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