[Mp4-tech] Re: [mpeg4 ER AAC] RVLC bitstream

[Ralph Sperschneider]

amar sindol wrote:
> Hi,
>        I am a bit confused about the order of the RVLC data in ER AAC 
> LC. Does the RVLC scalefactor data immediately follow the 
> length_of_rvlc_sf? And when do we fethc the Esc data?
>         Also the ISO reference code (mpeg4 version 2 ) doesn't decode 
> the error resilient files. It decodes only the er_al12 series. But the 
> decoded files dont pass the rms test. Do you have any idea why this is 
> happening.
>        Also is it necessary to pass the rms test for all the error 
> resilient files to be a fully compliant decoder?
>  
>       Please shed some light on this.
>  
> Thank you very much.
>  
> Regards,
> Amar
> 

With regard to the syntax I sent you already some comments. I am not aware of 
the functionality of the publicly available reference software, but the most 
recent version of the reference software (available to MPEG members) has no 
problems in decoding _all_ AAC conformance test sequences.
Best regards,
Ralph
-- 
Dipl.-Ing. Ralph Sperschneider  | Phone: +49 9131 776 344
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