How to convert WAV files to the frequency domain for use FFT libraries
<p><a href="http://stackoverflow.com/questions/4935691/compare-voice-wav-in-android-or-voice-tag-voice-commands-api">Compare voice wav in android or voice tag ( voice commands ) API</a> in answer number 2 I don't know how to convert the time-domain data of the original WAV file into frequency-domain data.</p>
