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From: Miguel Giménez on 22 Apr 2010 10:57
El 22/04/2010 15:07, Mark Harris escribi�:
> I want to convert an MP3 file to 4 bit ADPCM and store on a memory
> card. How do I calculate the play time in minutes per MB? Sample rate
> is 32KHz. Please show by example, if possible.

bit sample sec 1 MB MB
4 ------ * 32000 ------ * 60 --- * ------- --- = 0.915 ---
sample sec min 8388608 bit min

or 1.09 min/MB

--
Saludos
Miguel Gim�nez
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