testFourierBandPassFilter

Requirements

• VS2015
• Opencv2.4.9

Description

The frequency domain filtering method firstly transforms the image into a certain frequency domain space, such as Fourier transform and wavelet transform, and then performs certain operation on the transformation coefficient. After the processing, the image is transformed back into the space domain to achieve the enhancement effect.

originalImage

fftImage

band pass filter

convolImage

bandpass_ed_Image