[Mp4-tech] MPEG4 playback in java applet

Manik Bambha bambha vsmedia.com
Fri May 19 07:49:26 ESTEDT 2006


Thanks,
This explains a lot
Manik Bambha
Sr. Software Engineer
VS Media Inc.
Phone: (818)-880-9021 x211
Fax: (818)-880-9022
________________________________
From: Steve Wood [mailto:woodsp us.ibm.com] 
Sent: Friday, May 19, 2024 6:45 AM
To: Manik Bambha
Cc: mp4-tech lists.mpegif.org
Subject: RE: [Mp4-tech] MPEG4 playback in java applet
Manik, the player works using any of the built-in protocols that Java
supports as well as over rtsp (udp, tcp interleave, and http tunnelled).
Perhaps you have a tcp connection that is not running one of the
supported protocols such as http: or ftp:. Now if your tcp stream
contains just a raw MPEG-4 video bitstream you should be able to use the
player as long as you provide Java with a custom protocol handler, Lets
say that you make your protocol tcpv: (for tcp video). By adding a
custom protocol handler to Java you will be able to pass the a url like
tcpv://myremotesystem.com/myvideo.m4v to the player and your custom
handler would end up being called and you would open the right tcp
connection through that handler and provide back an InputStream when
requested through which the player can read the data. Now the player
needs to know the format, which is why I ended the url with .m4v so it
looks like a file of that type (ie a raw MPEG-4 video bitstream); you
could also end the url with something like ?type=.m4v is you prefer.
There are some tutorials on the web for custom protocols if you search
around, as well a or course articles in books on Java Networking etc. 
Regards, Steve Wood 
Composite Media Technologies 
IBM TJ Watson Research 
19 Skyline Drive, Hawthorne, NY 10532. USA 
"Manik Bambha" <bambha vsmedia.com> 
Sent by: mp4-tech-bounces lists.mpegif.org 
05/18/2006 10:23 AM 
To
"Wesley De Neve" <Wesley.DeNeve UGent.be>, <mp4-tech lists.mpegif.org> 
cc
Subject
RE: [Mp4-tech] MPEG4 playback in java applet
Thanks Wesley, 
I saw that before and the player they serve doesn't work with packet by
packet processing of MPEG4 data. It actually requires a file from local
or remote machine which it can play. I am getting the MPEG4 stream over
TCP connection. Any ideas of how to decode MPEG4 frames in an applet
without installing any additional decoder. 
Manik Bambha 
Sr. Software Engineer 
VS Media Inc. 
Phone: (818)-880-9021 x211 
Fax: (818)-880-9022 
________________________________
From: Wesley De Neve [mailto:Wesley.DeNeve UGent.be] 
Sent: Wednesday, May 17, 2024 12:19 PM
To: Manik Bambha; mp4-tech lists.mpegif.org
Subject: Re: [Mp4-tech] MPEG4 playback in java applet 
Dear Manik, 
It depends on how you define MPEG4 (MPEG-4 Systems, MPEG-4 Visual,
H.264/MPEG-4 AVC, ...) and on your target application, but you might
have a look at the following website. 
IBM Toolkit for MPEG-4: 
http://www.research.ibm.com/mpeg4/Projects/player.htm
<http://www.research.ibm.com/mpeg4/Projects/player.htm>  
Best regards, 
Wesley De Neve 
----- Original Message ----- 
From: Manik Bambha <mailto:bambha vsmedia.com>  
To: mp4-tech lists.mpegif.org <mailto:mp4-tech lists.mpegif.org>  
Sent: Tuesday, May 16, 2024 6:05 PM 
Subject: [Mp4-tech] MPEG4 playback in java applet 
Any ideas of how to decode MPEG4 frames in an applet? Please provide
code of reference if possible. Thanks 
Manik Bambha 
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