[ID3 Dev] Unsynchronization for Dummies

Peter Bennett pgbennett at comcast.net
Sun Aug 8 08:34:41 PDT 2010


Hi Matthias

I recommend against writing Unsynchronized  frames. Players do not need 
them these days, and one version of Windows media player would not play 
an mp3 file file if the tag had unsynchronized frames. My method is to 
be able to read unsynchronized frames but not to write them.

Peter Bennett

On 8/6/2010 1:56 PM, Matthias Mayrock wrote:
>  Hi There,
>
> Sorry I ask this dumb question but the unchronization,
> to get it right, when writing v2.0-2.4, works like this:
>
> 1) Write frame data
> 2) Insert unsynchronization zeros into frame data
> 3) Take new frame data length and put into frame header
>
> So the frame header contains the size of frame content
> after inserted zeros, right?
>
> Thanks for any answer and best wishes,
>
> matthias mayrock
>
>
>
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