Version 1 (modified by benl, 4 years ago)

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fft2d-highpass

Applies a highpass filter to a BMP image, using a Fast Fourier Transform. The first argument is the lower cutoff frequency.

 repa-fft2d-highpass 2 lena.bmp lena-high2.bmp

Test Data

lena.bmp is a standard test image. See http://en.wikipedia.org/wiki/Lenna

lena.bmp lena-high2.bmp

Attachments