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To: lindend who wrote (35385)8/21/1998 7:39:00 PM
From: DiViT  Read Replies (3) | Respond to of 50808
 
re: Article. Nice and only a hint of Oak...

Linden deCarmo (lindend@ibm.net) is a Staff Software Engineer at Oak Technology. He is currently working on the Interactive DVD Browser, the first publicly available DirectShow DVD environment with MCI compatibility.

Hey, if Wen Hsu is still around, tell him I said Hello.




To: lindend who wrote (35385)8/21/1998 10:07:00 PM
From: Stoctrash  Read Replies (4) | Respond to of 50808
 
What DVD would you buy for the Avg to Good DVD system??
Why???
TIA...



To: lindend who wrote (35385)8/22/1998 9:02:00 AM
From: John Rieman  Respond to of 50808
 
How are you going to send quality video over the net??????????????

tvbeurope.com

He would like to see a single, working, standard used by everyone, but there are several standards bodies, such as MPEG/ISO, covering the same area, "all arguing that their standard is better for a particular use," he says.

Ferman alleges that RealVideo is not currently an open standard, in that it requires a lot of work on the part of the broadcaster to put it on a server and create the HTML scripts to play out each video clip, so that it can be difficult to implement. But, "it's good technology, and all that's out there right now," he says.

Apple hopes to make streaming a lot easier when it introduces live streaming to QuickTime this Autumn -- it can stream already, but not live. The following version, QuickTime 4.0 will be more interactive and offer better quality.

Frame rates will depend on the compression used, although he would expect it to be at least 12 fps. At present Apple is looking at using either JPEG frames streamed together or Motion-JPEG, which both give good quality at a small file size. It will work with low bandwidth connections, even 28.8 modems (which now covers almost all consumers), and he promises it will offer "more frames per second or better quality, or both, than the competition."

One of the attractions of QuickTime is that broadcasters are already familiar with it (it is used on nonlinear editors like Avid) and that no other format can be used the all the way from creating content to playback. "QuickTime is transparent and can also use a standard Web server, with just one line of HTML needing to be added, whereas RealVideo requires a lot more effort," says Ferman. "This speed and convenience is very important." QuickTime is also a lot less expensive to implement, he claims, as it needs no dedicated server software.

QuickTime can already use MPEG-1 compression, and will soon be able to do MPEG-2, although using additional hardware encoding initially. It has also been chosen as the file format for MPEG-4 (which is aimed at Internet use). Ferman maintains that QuickTime was selected "because it is the most extensible file format, and can play back almost anything, so it is very easy for consumers to use." Users can start viewing a clip before it has finished downloading, which allows them decide if they want to continue or not, which makes it more likely that they will at least take a look.

RealNetwork's latest product, G2, is also data type independent, and can read and send any file format, including NetShow and QuickTime.