Disi A

> Please sign CLA. We shouldn't have reviewed before that I signed the CLA a few months ago. Clicked "update check" and google showed me 404 error. I tried again...

> I have signed the CLA multiple times. I am pretty sure the recheck feature doesn't work for me. It show's me "400. That’s an error. That’s all we know."...

> It seems CLA is now signed and accepted Finally. Thanks. I tried multiple times. I'm quite sure it's google CLA system's bug.

I would just create some pseudo signal that of size 2^N and a pseudo signal of size that is not a power of 2. And run some comparison test on...

In this project, the example shows how to generate a pseudo sine wave and applied FFT. I think this gentlemen provided some benchmark in his README file (https://bitbucket.org/jpommier/pffft). You can...

Are you using a high pass or low pass filter? What does the sine wave look like. You can post code sample here.