For what it's worth, in iTunes we do it exactly as LAME does.  This  
is probably for historical reasons- I can't think of a strong reason  
either way.  The whole XING VBR descriptor was an ad-hoc solution,  
minimally documented.  Useful to be sure but not meticulously  
engineered.

-Bill


On Jan 12, 2008, at 10:03 PM, Hans Meine wrote:

> On Donnerstag 27 Dezember 2007, Hans Meine wrote:
>> [...] I noticed that files I encoded recently with lame 3.97 have
>> the correct number of (audio data-only) MPA frames set, but the  
>> total byte
>> count includes the Xing tag [itself].
>>
>> Is lame's behaviour in this respect documented anywhere (ideally for
>> specific versions)?
>>
>> Is there a rationale for including the Xing tag in the byte count,  
>> but not
>> in the frame count?
>>
>> Do you disagree with my own opinion that the Xing tag should be  
>> excluded
>> from both values?
>
> Now that I hope most people have returned from their christmas/new  
> year
> holidays, does noone have an opinion on this?
>
> Ciao, /  /                                                    .o.
>      /--/                                                     ..o
>     /  / ANS                                                  ooo
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