How to compare .wav specimen in delphi? [closed]

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 10 years ago.

I would like to start studying the .wav specimen by comparing two files. like returning a result of duration, accent, pronunciation in percentage. etc. or any code that comparing/analyzing 开发者_JAVA技巧the .wav.

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What do you think about using Fourier transform? http://www.lohninger.com/fourier.html

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For analyzing, processing or appling effects to sound files SOX - Sound eXchange is wonderful.