imgFFT {biOps}R Documentation

Fast Fourier Transformation of an image

Description

This function applies a Fast Fourier Transformation on an imagedata.

Usage

imgFFT(imgdata, shift = TRUE)

Arguments

imgdata The image
shift If TRUE (default), the transformation origin is centered

Value

return a complex matrix

See Also

imgFFTInv imgFFTShift imgFFTiShift

Examples

        ## Not run: 
                x <- readJpeg(system.file("samples", "violet.jpg", package="biOps"))
                t <- imgFFT(x)
        
## End(Not run)

[Package biOps version 0.2.1 Index]