ClassesClassesClassesClasses | | | | Operators

FFT

convol_fftConvolFftConvolFftconvol_fftConvolFftconvol_fft
Convolve an image with a filter in the frequency domain.
convol_gaborConvolGaborConvolGaborconvol_gaborConvolGaborconvol_gabor
Convolve an image with a Gabor filter in the frequency domain.
correlation_fftCorrelationFftCorrelationFftcorrelation_fftCorrelationFftcorrelation_fft
Compute the correlation of two images in the frequency domain.
deserialize_fft_optimization_dataDeserializeFftOptimizationDataDeserializeFftOptimizationDatadeserialize_fft_optimization_dataDeserializeFftOptimizationDatadeserialize_fft_optimization_data
Deserialize FFT speed optimization data.
energy_gaborEnergyGaborEnergyGaborenergy_gaborEnergyGaborenergy_gabor
Calculate the energy of a two-channel image.
fft_genericFftGenericFftGenericfft_genericFftGenericfft_generic
Compute the fast Fourier transform of an image.
fft_imageFftImageFftImagefft_imageFftImagefft_image
Compute the fast Fourier transform of an image.
fft_image_invFftImageInvFftImageInvfft_image_invFftImageInvfft_image_inv
Compute the inverse fast Fourier transform of an image.
gen_bandfilterGenBandfilterGenBandfiltergen_bandfilterGenBandfiltergen_bandfilter
Generate an ideal band filter.
gen_bandpassGenBandpassGenBandpassgen_bandpassGenBandpassgen_bandpass
Generate an ideal bandpass filter.
gen_derivative_filterGenDerivativeFilterGenDerivativeFiltergen_derivative_filterGenDerivativeFiltergen_derivative_filter
Generate a derivative filter in the frequency domain.
gen_filter_maskGenFilterMaskGenFilterMaskgen_filter_maskGenFilterMaskgen_filter_mask
Store a filter mask in the spatial domain as a real-image.
gen_gaborGenGaborGenGaborgen_gaborGenGaborgen_gabor
Generate a Gabor filter.
gen_gauss_filterGenGaussFilterGenGaussFiltergen_gauss_filterGenGaussFiltergen_gauss_filter
Generate a Gaussian filter in the frequency domain.
gen_highpassGenHighpassGenHighpassgen_highpassGenHighpassgen_highpass
Generate an ideal highpass filter.
gen_lowpassGenLowpassGenLowpassgen_lowpassGenLowpassgen_lowpass
Generate an ideal lowpass filter.
gen_mean_filterGenMeanFilterGenMeanFiltergen_mean_filterGenMeanFiltergen_mean_filter
Generate a mean filter in the frequency domain.
gen_sin_bandpassGenSinBandpassGenSinBandpassgen_sin_bandpassGenSinBandpassgen_sin_bandpass
Generate a bandpass filter with sinusoidal shape.
gen_std_bandpassGenStdBandpassGenStdBandpassgen_std_bandpassGenStdBandpassgen_std_bandpass
Generate a bandpass filter with Gaussian or sinusoidal shape.
optimize_fft_speedOptimizeFftSpeedOptimizeFftSpeedoptimize_fft_speedOptimizeFftSpeedoptimize_fft_speed
Optimize the runtime of the FFT.
optimize_rft_speedOptimizeRftSpeedOptimizeRftSpeedoptimize_rft_speedOptimizeRftSpeedoptimize_rft_speed
Optimize the runtime of the real-valued FFT.
phase_degPhaseDegPhaseDegphase_degPhaseDegphase_deg
Return the phase of a complex image in degrees.
phase_radPhaseRadPhaseRadphase_radPhaseRadphase_rad
Return the phase of a complex image in radians.
power_bytePowerBytePowerBytepower_bytePowerBytepower_byte
Return the power spectrum of a complex image.
power_lnPowerLnPowerLnpower_lnPowerLnpower_ln
Return the power spectrum of a complex image.
power_realPowerRealPowerRealpower_realPowerRealpower_real
Return the power spectrum of a complex image.
read_fft_optimization_dataReadFftOptimizationDataReadFftOptimizationDataread_fft_optimization_dataReadFftOptimizationDataread_fft_optimization_data
Load FFT speed optimization data from a file.
rft_genericRftGenericRftGenericrft_genericRftGenericrft_generic
Compute the real-valued fast Fourier transform of an image.
serialize_fft_optimization_dataSerializeFftOptimizationDataSerializeFftOptimizationDataserialize_fft_optimization_dataSerializeFftOptimizationDataserialize_fft_optimization_data
Serialize FFT speed optimization data.
write_fft_optimization_dataWriteFftOptimizationDataWriteFftOptimizationDatawrite_fft_optimization_dataWriteFftOptimizationDatawrite_fft_optimization_data
Store FFT speed optimization data in a file.

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