Fast Fourier transformation in Java [duplicate]

This question already has answers here: Closed 12 years ago.

Possible Duplicate:

Reliable and fast FFT in Java

i want to implement a fast fourier transformation calculation in java. Is there开发者_StackOverflow中文版 any library in java to do calculation in fourier transform and i also want to know about the audio libraries in java.

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May be a duplicate, but you're probably going to have a challenge making a JNI/NDK setup work. Consider a full java solution with JTransforms