FFTW with OpenCV

In Image Processing, we will using FFT operation many times. Ufortunately, OpenCV only came with DFT function. So we need to use a third party FFT library in order to perform FFT operation. FFTW is a good choice. It's very fast and freely available at http://www.fftw.org. This is an example on how to perform FFT operation using FFTW in OpenCV. It simply loads an image, compute FFT & IFFT, then display the final result. The resulted image has no difference with the original, as it should.

 
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FFTW with OpenCV
Version:
1.0 
Filed in:
C & C++ / Scripts & Programs / Image Manipulation
Platforms:
LinuxMicrosoft Windows 
Date Added:
Apr 19, 2008 
Last Updated:
Jun 9, 2008 

License and Pricing Information

GPL

Price: $0.00 USD

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Average rating: 4.33
Total ratings: 3

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