Brand of the filter to use. Constants are listed in the
ImGearFreqIPFilterBrands enumeration.
Filters the input image using a band-pass filter, with the specified parameters.
Syntax
'Declaration
Public Shared Sub BandPassFilter( _
ByVal As ImGearRasterPage, _
ByVal filterBrand As ImGearFreqIPFilterBrands, _
ByVal As Double, _
ByVal As Double, _
ByVal As Integer, _
ByVal As Double _
)
'Usage
Dim page As ImGearRasterPage
Dim filterBrand As ImGearFreqIPFilterBrands
Dim lowerCutoffFrequency As Double
Dim higherCutoffFrequency As Double
Dim filterOrder As Integer
Dim rippleFactor As Double
ImGearFrequencyProcessing.BandPassFilter(page, filterBrand, lowerCutoffFrequency, higherCutoffFrequency, filterOrder, rippleFactor)
Parameters
- page
- ImageGear.Core.ImGearRasterPage class object to be processed.
- filterBrand
- Brand of the filter to use. Constants are listed in the ImGearFreqIPFilterBrands enumeration.
- lowerCutoffFrequency
- Lower cutoff frequency for the band-pass filter.
- higherCutoffFrequency
- Higher cutoff frequency for the band-pass filter.
- filterOrder
- Filter order to use, applicable to all except Ideal filter.
- rippleFactor
- A factor which determines the pass-band ripple for Chebyshev filters, with value between [0, 1].
See Also