Your Help Needed in Recording the BU Chautauqua
Tom Coffin
tcoffin at ncsa.uiuc.edu
Mon Sep 13 20:33:36 CDT 1999
ACCESS-DC is using the new improved rat
and has ntp running.
________________________________________________
At 04:06 PM 9/12/99 -0500, Lisa C. Childers wrote:
>Folks,
>
>During the BU Chautauqua, ANL plans to record the network-based,
>public-channel audio and video streams that are tranmitted over the grid.
>To make the recordings, we will be using our multimedia record and
>playback engine, called Voyager. These recordings will be archived so
>that we can replay them long after the Chautauqua. Voyager clients will
>be available for download so that the entire AG will have access to these
>recordings. Our goal is to capture some excellent moments of the
>AccessGrid in action!
>
>In order to make this happen, we need your help. You need to make sure
>the following software is running on your audio and video capture machines
>EARLY ON MONDAY:
>
> * All VIDEO and AUDIO CAPTURE machines on the grid must be running
>NTP clients for time-synchronization. See
>http://www-fp.mcs.anl.gov/fl/accessgrid/recordings.htm for more
>information. If you're not NTP-synched, your node's streams won't show
up
>during playback.
>
> * Install a new version of rat. The current rat has a bug in it's
>RTP packet timestamping algorithm. A new version of the rat binary for
>linux is available at
>http://www-unix.mcs.anl.gov/~olson/AG/Software/Linux/RPMS/ucl-rat-4.0.4sr-1
.i386.rpm.
>(To install this version of rat, you may need to uninstall the current
>version with "rpm -e ucl-rat".) If you are not up to AG-spec, and are
>running some other os on your audio machine, email me asap.
>
>Again - It is important that we have the new software installed early in
>the day of Monday's MegaCruise!
>
>Thank you,
>Lisa
>
>
>
___________________________________________________________
Tom Coffin .......................... tcoffin at ncsa.uiuc.edu
More information about the ag-tech
mailing list