Powertek.Imaging.PtFFT Class Reference

FFT calculation for grayscale images. More...

List of all members.

Public Member Functions
void	Calculate (ref Bitmap inputBmp, out Bitmap outputBmp, bool convertToGrayScale)
void	CalculateInv (out Bitmap restoredBmp, out Bitmap fftBmp)
void	CalculateInv (out Bitmap fftBmp)
void	RemoveDC ()
void	LowPassFilter (int value)
void	HighPassFilter (int value, bool holdDC)

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Detailed Description

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Member Function Documentation

void Powertek.Imaging.PtFFT.Calculate	(	ref Bitmap	inputBmp,
		out Bitmap	outputBmp,
		bool	convertToGrayScale
	)

Calculate the FFT.

Parameters:

	inputBmp	Input Bitmap
	outputBmp	Output Bitmap
	convertToGrayScale	Convert to grayscale

void Powertek.Imaging.PtFFT.CalculateInv

(

out Bitmap

fftBmp

)

Calculate the inverse of the FFT, note: a fft must be calculated before.

Parameters:

fftBmp

Output FFT Bitmap

void Powertek.Imaging.PtFFT.CalculateInv	(	out Bitmap	restoredBmp,
		out Bitmap	fftBmp
	)

Calculate the inverse of the FFT, note: a fft must be calculated before.

Parameters:

	restoredBmp	Output Bitmap
	fftBmp	Output FFT Bitmap

void Powertek.Imaging.PtFFT.HighPassFilter	(	int	value,
		bool	holdDC
	)

Apply a highpass filter to the bitmap.

Parameters:

	value
	holdDC

void Powertek.Imaging.PtFFT.LowPassFilter

(

int

value

)

Apply a lowpass filter to the bitmap.

Parameters:

value

void Powertek.Imaging.PtFFT.RemoveDC

(

)

Remove the DC Part in the Bitmap.

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The documentation for this class was generated from the following file:

• pt_FFT.cs