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RE: 3GPP-T-WG3 codecs

From: Rob Lanphier <robla@real.com>
Date: Mon, 11 Dec 2000 13:55:53 -0800
Message-Id: <4.2.1.20001211135236.00be34d0@localhost>
To: Patrik Fältström <paf@cisco.com>, Andrew Daviel <andrew@daviel.org>, <discuss@apps.ietf.org>, <www-smil@w3.org>, "'Philipp Hoschka'" <ph@w3.org>
At 01:30 PM 12/11/00 , Patrik Fältström wrote:
>At 13.17 -0800 00-12-11, Andrew Daviel wrote:
>>WAV seems to be the defacto standard, though I confess that there seem to
>>be many flavours and it is at heart a proprietary format. MP3, anyone
>
>Do we have someone reading these messages which can let me know if I am 
>right or wrong when claiming that we talk about a sort of three layer 
>architecture:
>
>    Codec
>    Format
>  Transport
>
>In the case of Waw, that is not a codec, but a format, which allow 
>different codecs.

You are correct (typo excluded).  Wav is a file format which may contain 
many different codecs

>Has anyone seen any compilation on what various "words" actually mean?

Try the RTSP FAQ:
http://www.realnetworks.com/devzone/library/rtsp/faq.htm

Some of the information is a little outdated, but this particular question 
is a timeless one.  :)

Rob
Received on Monday, 11 December 2000 16:56:21 UTC

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