Class SLFourier.TSLFourierBase

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Package: SignalLabPkg

Unit: SLFourier

Inherits: TSLFourierBaseComponent

Contents 1 Syntax 1.1 Delphi: 1.2 C++ Builder: 1.3 Visual C++ (MFC): 1.4 C# (.NET): 2 Summary 3 Description 4 Properties 4.1 Published 5 Pins 6 Events 7 From TSLFourierBaseComponent 8 Properties 8.1 Published 9 Pins 10 From TSLBasicThreadedFilter 11 Properties 11.1 Published

Syntax

Delphi:

type TSLFourierBase = class( TSLFourierBaseComponent )

C++ Builder:

class TSLFourierBase : public TSLFourierBaseComponent

Visual C++ (MFC):

class CTSLFourierBase : public CTSLFourierBaseComponent

C# (.NET):

public ref class FourierBase : Mitov.SignalLab.FourierBaseComponent

Summary

Base abstract class for FFT components.

Description

Base abstract class for the FFT type of components.

Properties

Published

• WindowType - Windowing function to be applied on the signal prior performing FFT.
• NumberTerms - Specifies the number of Cosine sum window function terms.
• Order - The order of the FFT.
• SamplingWindowStep - Step in samples when the next FFT will be applied.
• Synchronize - Specifies if the OnFrequencyResult event will be synchronized with the main thread.

Pins

• FrequencyOutputPin - Single Sample Real(double) data Highest Frequency Output Pin.

Events

• OnFrequencyResult - Occurs when highest amplitude frequency is detected.

From TSLFourierBaseComponent

Properties

Published

• Alpha - Adjustable parameter associated with some of the windowing equations.
• IgnoreDC - Ignores the DC component.

Pins

• InputPin - The Real(double) or Complex input pin of the FFT.
• OutputPin - The Complex output pin of the FFT.
• SpectrumOutputPin - The Real(double) spectrum output pin.

From TSLBasicThreadedFilter

Properties

Published

• Threading