[ID3 Dev] How do you know ID3 v1 without ID3v2

[Jud White]

An ID3v2 tag can be detected with the following pattern:
$49 44 33 yy yy xx zz zz zz zz
Where yy is less than $FF, xx is the 'flags' byte and zz is less than $80.

http://id3.org/id3v2.3.0#head-697d09c50ed7fa96fb66c6b0a9d93585e2652b0b


hongyang wrote:
> Hello everyone,
>
> I have a quesetion, if I know the .mp3 file has ID3v1 Tag, and I am not
> sure whether it also has ID3v2 Tag.Now whether the condition would happend
> that the start of media data are "ID3" ,but the "ID3" is not the
> identifier of ID3v2.
>
> My english is very poor,so please forgave me.
>
> Thank you all.
>
> hongyang
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: id3v2-unsubscribe at id3.org
> For additional commands, e-mail: id3v2-help at id3.org
>
>
>   

---------------------------------------------------------------------
To unsubscribe, e-mail: id3v2-unsubscribe at id3.org
For additional commands, e-mail: id3v2-help at id3.org