Hi Col, thanks for the info. might check that out. greetings, simon Am 03.11.2012 21:17, schrieb Colin Guthrie: > Hello Simon, > > Firstly apologies for the very late reply to your email. > > I will break with tradition and reply with a top post as I assume that > will be more convenient for you (forgive my ignorance if this is not the > case!) > > PulseAudio does have some degree of automatic network transparency. If > you enable network access (currently done via the paprefs program) and > assuming there are no firewalling issues, running applications remotely > via SSH and X11 forwarding will also forward the sound. > > This works because we inject configuration variables into the X11 root > window via properties (which can be examined via a "xprop -root | grep > PULSE" command). These are then forwarded by SSH with it's X11 > forwarding capabilities. When the remote application is run, it is > visually presented locally via this X11 forwarding but in addition, any > audio applications using libpulse (which includes ALSA applications on a > typical setup) will read the connection string from the X11 window > properties and then establish a direct connection (which is separate to > the SSH tunnels) back to your local system. Thus sounds "just work". The > fact that PA is not tunnelled through SSH directly like X11 is a problem > that would be very nice to solve. Maybe with Wayland coming along, > someone will find a more generic way to teach SSH forwarding > capabilities and we can utilise that for PulseAudio more robustly. > > I've more information on this configuration on an article I wrote a long > time back under the heading "Remote X11 Application": > http://colin.guthr.ie/2009/08/sound-on-linux-is-confusing-defuzzing-part-2-pulseaudio/ > > > > Regarding VNC clients or similar, I'm not too sure what the current > state there is regarding audio support, so I cannot really offer any > real comments there. > > I hope this information helps. > > All the best > > Col > > 'Twas brillig, and Simon Eigeldinger at 22/07/12 23:15 did gyre and gimble: >> I am simon and i am blind. i have a linux and a windows machine over >> here. unfortunately the remote control clients just allow to be graphics >> to be transfered so the user can see whats happening on the computer. >> as a blind person i often experience the problem of being not able to >> use remote control software cause they are not able to transfer the >> sound with the vnc or other remote control software. >> So i currently wonder if PulseAudio could help there. I know that ubuntu >> 12.04 uses pulseaudio as its default sound server and now i wonder if i >> just ccould listen at this server and play the sounds back which my >> software speech plays there. >> >> or does someone have a better solution. >> >> i saw there is a test build of pulseaudio for windows so i wonder if it >> would work enough to listen at the linux machine but also listen at the >> windows machine too. >> >> >> >> >> Sorry for that thorn appart e-mail. its quite late *smile*. >> >> >> greetings, >> simon >> > > -- Simon Eigeldinger Follow me on Twitter: http://www.twitter.com/domasofan/ E-Mail: simon.eigeldinger at vol.at MSN: simon_eigeldinger at hotmail.com ICQ: 121823966 Jabber: domasofan at livejournal.com
