[K12OSN] Redirecting sound using esd (fun stuff)
Steven Santos
steven at simplycircus.com
Thu May 22 02:35:29 UTC 2008
Wouldn't this be an interesting thing to add to teacherltool...
_____
Steven Santos
Director, Simply Circus, Inc.
Email: Steven at SimplyCircus.com
Mail: 14 Pierrepont Road
Newton, MA 02462
Phone: 617-527-0667
Web: www.SimplyCircus.com <http://www.SimplyCircus.com>
> -----Original Message-----
> From: k12osn-bounces at redhat.com [mailto:k12osn-bounces at redhat.com]On
> Behalf Of Robert Arkiletian
> Sent: Wednesday, May 21, 2008 9:39 PM
> To: Support list for open source software in schools.
> Subject: [K12OSN] Redirecting sound using esd (fun stuff)
>
>
> Just thought I would share a cool learning experience with the list.
>
> Today one of my students played a youtube video (with sound) on his
> client computer which did NOT have speakers. He did it by redirecting
> the sound esd stream to another client computer which did have
> speakers. Here's how he did it.
>
> $esdmon -s source_hostname | esdcat > esdrec -s dest_hostname
>
> Of course, it works for more than just youtube. You can also redirect
> things like ogg123 -d esd song.ogg
>
> You can even eavesdrop on other students by redirecting (copying in
> this case) their sound stream to yourself. Pretty sneaky.
>
> BTW I'm still using k12ltsp 4EL (ltsp 4.1) Does this hack work on
> ltsp 4.2 or 5?
>
> --
> Robert Arkiletian
> Eric Hamber Secondary, Vancouver, Canada
> Fl_TeacherTool http://www3.telus.net/public/robark/Fl_TeacherTool/
> C++ GUI tutorial http://www3.telus.net/public/robark/
>
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