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Re: webcasts

From: Erik Hodge <ehodge@real.com>
Date: Wed, 31 Mar 1999 13:46:16 -0800
Message-Id: <>
To: "Robert Neff" <rneff@moon.jic.com>, "Charles McCathieNevile" <charles@w3.org>, "Work-Robert Neff" <Robert.Neff@usmint.treas.gov>
Cc: "IG" <w3c-wai-ig@w3.org>
This is fairly new technology so I can't point you to any sites that
have done live closed captioning (although live text is being used for
other purposes).

I will let you know soon whom to contact at RealNetworks if you need
help setting this up or getting broadcast.com to set it up.  I have no
idea what broadcast.com would charge for this, but the tools for
doing so are available free on our site.

Information on doing live text streaming and other stream authoring
is available at the following:

	- Erik Hodge

At 06:15 AM 3/31/99 -0800, Robert Neff wrote:
>I am copying work and could you please respond to all so i can see it there
>Our contractor who is videoing the LIVE webcast over the internet and
>hosting it for us at www.broadcast.com are using RealNetworks G2.  We would
>like to provide close captioning with via text or sign for employees who are
>deaf as well as deaf viewers around the world.  Right now we only have a
>text transcript going up with in two days.
>We had originally asked our contractor and he said it could not be done in
>real time.  Sounds like he may be wrong.  Its more likely they havent done
>this before and they are a national PR firm (same poeople did  Victoria's
>Secrets LIVECAST) .
>Where can i find more information or get a list of events that have done
>this?  Any idea how much this costs?
>Cant speak much about it now, but i can say this event will have national
>exposure and morning TV coverage.  We hope every classroom will be tuned in
>as well as coin collectors everywhere, plus other interested parties.
>If you would like to take this conversation to the phone lines, please
>provide a phone number and time you would be available and I can call you.
>My number is 202.216.1642 (Washington DC) and can be reached after 8AM EST.
>many thanks,  rob
>-----Original Message-----
>From: Erik Hodge <ehodge@real.com>
>To: Charles McCathieNevile <charles@w3.org>; Robert Neff
>Cc: IG <w3c-wai-ig@w3.org>
>Date: Wednesday, March 31, 1999 12:48 AM
>Subject: Re: webcasts
>>You can use SMIL and the RealNetworks G2 system to do this right now
>>using live RealVideo, (or RealAudio, MPEG, AVI, or other data streams G2
>>supports) along with live RealText.   Then, If you have multiple closed-
>>caption feeds, you can use a SMIL file switch statement to stream a
>>different-language text stream to each viewer depending on the language
>>they specified in their respective players.
>>Let me know if you need more details.
>> - Erik
>>P.S.: I did not read any prior messages in this thread so excuse me
>>if my response is not in line.
>>At 09:19 PM 3/30/99 -0500, Charles McCathieNevile wrote:
>>>It depends what you want from the closed captioning. If you are happy just
>>>to overlay the video with captions, you can serve it all up as a single
>>>video signal - no problem there. If you want to make it work as a separate
>>>data stream, the real problem is to provide a setup where the text data
>>>stream can be continuously refreshed. Should still be possible, but I am
>>>not sure of the techniques - I'll sleep on it.
>>>Charles McCN
>>>On Tue, 30 Mar 1999, Robert Neff wrote:
>>>  please correct me if i am wrong and add your comments.
>>>  As i understand it, you cannot have simultaneous close captioning on a
>>LIVE webcast over the internet as you can on television.  basically the
>>technology is not there yet.
>>>  To get the close captioning you need to take the video after it is over
>>and use something like Adobe premiere to add the close captioning.
>>>  Is this correct?
>>>--Charles McCathieNevile            mailto:charles@w3.org
>>>phone: +1 617 258 0992   http://www.w3.org/People/Charles
>>>W3C Web Accessibility Initiative    http://www.w3.org/WAI
>>>MIT/LCS  -  545 Technology sq., Cambridge MA, 02139,  USA
Received on Wednesday, 31 March 1999 17:11:15 UTC

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