采用OPENCV实现傅里叶正逆变换，在控制台下显示图像处理结果，处理的图片只针对方图，并且是2的幂次长度的图像,adopt the FFT tranformation and IFFT tranformation in OPENCV

Discrete Fourier transform, DFTshift, Inverse DFT, opencv

opencv code for fft.

This a Visual Studio project which FFT convert images to power spectral images. This program requires opencv 2.x.-This is a Visual Studio project which FFT convert images to power spectral images. This program requires opencv 2.x.