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Re: DSS and WMP's RTSP?



The MS RTSP implementation is, you guess it, an MS implementation or interpretation.
How is that for a politically correct answer?


And, just to keep things in the MS family, Windows Media Player will NOT connect to QTSS/DSS using standards-based RTSP without some sort of DirectShow Plugin, such as our free AAC/aacPlus Windows Media Player Plugin:

http://www.orban.com/plugin

-greg.
ORBAN.



At 15:40 2007-02-21, Skye Poier Nott wrote:
Hello,

Newb question here - Windows Media Player from version 9 onwards
touts support for RTSP but from what I can tell by looking at the
RTSP session between WMP and Darwin Streaming Server, it seems like
it is typical MS non-standard bull****.  Looks like WMP is expecting
some header that it's not getting, or it needs "Server: WMServer/X"
or something, so it just terminates the connection after the DESCRIBE
response and doesn't play the media.

I have a session dump of a working WMP9/WMS9 RTSP RTP/UDP session
that had this SETUP just before the PLAY:

Transport: RTP/AVP/UDP;unicast;client_port=1554;ssrc=fd3ea8a8;mode=PLAY

So it looks like it does support RTP over UDP at least (I dunno about
WMP support for interleaved RTP over the RTSP TCP connection for NAT
tunneling, or QuickTime-esque HTTP RTP tunneling) if I can get the
RTSP setup working right.

Or.. maybe WMP supports the protocol (RTSP) and transport (RTP over
UDP) but only like MS container formats?  The files I'm trying to
stream with DSS can be played locally with WMP with no problem, but I
guess that doesn't mean it supports receiving it as a stream.  Specs
are so hard to find.

Has anyone hacked up DSS to get this to work or can point me to a
description of WMP's non-standard RTSP session specs?

No wonder Flash client players have taken off in the last few years,
once again MS drops the ball on interoperability.

Sorry if this has been asked before, I've been googling all day and
haven't found anything specific, at least not recent since WMP
started their "special" RTSP support.

Skye

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__________________________________________________________________________
Greg J. Ogonowski
VP Product Development
ORBAN / CRL, Inc.
Diamond Bar, CA  91765  USA
email@hidden
http://www.orban.com

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References: 
 >DSS and WMP's RTSP? (From: Skye Poier Nott <email@hidden>)



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