How can I calcute audio dB level ?

Posted by DYH1919 on Stack Overflow See other posts from Stack Overflow or by DYH1919
Published on 2010-03-15T08:05:20Z Indexed on 2010/03/15 8:09 UTC
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audio

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db

I want calcute room noise level with computer's microphone,I record noise as an audio file,but how can I calcute the noise dB level?

I don't know how start!

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