[M4IF Technotes] MPEG-4 CELP version 1 & 2

Ralph Sperschneider sps iis.fhg.de
Fri Sep 27 15:02:36 EDT 2002


Dear Fengduo,
please refer to what is stated in 
ISO/IEC 14496-3:2001
This replaces 14496-3:1999 and 14496-3:1999:Amd.1:2000.
Best regards,
Ralph
fengduo hu wrote:
> 
> Hi All,
> 
> The syntax of  CelpSpecificConfig () in ISO/IEC
> 14496-3:1999(E)(ver. 1) is different from that in
> ISO/IEC 14496-3:2000(E)(ver. 2). For the
> implementation of CELP decoder, is it necessary to
> keep the backward compatibility of ver. 1 or only use
> ver. 2 syntax? Thanks in advance.
> 
> Regards,
> 
> Fengduo Hu
> 
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-- 
Dipl.-Ing. Ralph Sperschneider  | Phone: +49 9131 776 344
FhG IIS-A                       | Fax:   +49 9131 776 398
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