[AG-TECH] Echoing and choppy audio on Mac to Mac

Gurcharan S. Khanna gskpop at cis.rit.edu
Mon Nov 24 22:47:18 CST 2008


chris,

is the fix known and it's just a matter of devoting resources to it?
or is the fix still something difficult that has to be figured out?

-gurcharan

Christoph Willing wrote:
>
> On 25/11/2008, at 8:34 AM, Jeremy Mann wrote:
>
>> On Mon, Nov 24, 2008 at 4:30 PM, Christoph Willing 
>> <c.willing at uq.edu.au> wrote:
>>>
>>> On 25/11/2008, at 5:58 AM, Brad Knowles wrote:
>>>
>>>> Jeremy Mann wrote:
>>>>
>>>>> I encountered my first problem when connecting two Mac 10.5 Leopard
>>>>> machines using the Beta 3.2 version. Audio is good for about 2
>>>>> minutes, then it sounds like the other person is underwater and
>>>>> contains an echo. On his end, my audio sounded fine. No codecs were
>>>>> changed and we even tried different bridges, all had the same 
>>>>> problem.
>>>>> Could this be a network configuration problem at his University?
>>>>
>>>> My understanding is that this is a known problem with "rat" on Mac 
>>>> OS X,
>>>> or at least Mac OS X on Intel hardware.
>>>>
>>>> So far, the only solution that has been offered to me is to quit and
>>>> restart the client every few minutes.
>>>
>>>
>>> Rather than completely quitting then restarting, its enough to 
>>> toggle the
>>> audio icon near the top of the VenueClient gui.
>>
>> I guess the next question would be, HOW would he know his audio is
>> choppy? On his end, incoming audio sounds fine, so how would he know
>> to toggle the GUI switch or restart the RAT client without asking
>> somebody if his speech was choppy?
>
> Yes, its not a great workaround - we really need a proper fix. I think 
> the Mac user would have to do the toggle just before they're about to 
> speak and/or just toggle every 2 minutes or so.
>
>
> chris
>
>
>
> Christoph Willing                       +61 7 3365 8350
> QCIF Access Grid Manager
> University of Queensland
>


-- 
-------------------------
Gurcharan S. Khanna, Ph.D.
Director of Research Computing
Office of the Vice President for Research
http://rc.rit.edu

Assistant Research Professor, Ph.D. Program
Golisano College of Computing and Information Sciences
http://people.rit.edu/gskpop

Director, Interactive Collaboration Environments Laboratory,
Center for the Advancing the Study of Cyberinfrastructure
http://icelab.rit.edu
---
Rochester Institute of Technology
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Phone: 585-475-7504  ~  Cell: 585-451-8370
Email: gurcharan.khanna at rit.edu




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