Class ALSpectrum.TALSpectrum

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Package: AudioLabPkg

Unit: ALSpectrum

Inherits: TALCommonSplitter

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 PinLists 6 Events 7 From TALCommonSplitter 8 Properties 8.1 Published 9 Pins 10 PinLists

Syntax

Delphi:

type TALSpectrum = class( TALCommonSplitter )

C++ Builder:

class TALSpectrum : public TALCommonSplitter

Visual C++ (MFC):

class CTALSpectrum : public CTALCommonSplitter

C# (.NET):

public ref class TALSpectrum : Mitov.AudioLab.CommonSplitter

Summary

Multi channel audio spectrum.

Description

Use this component to implement audio spectrum displays.

Properties

Published

• Order - The order of the Fast Fourier Transformation.
• SamplingWindowStep - Step in samples when the next FFT will be applied.
• Normalization - The normalization type for the FFT operation.
• ModedB - Specifies if the dB mode.
• Synchronize - Specifies if the OnFrequencyResult event will be synchronized with the main thread.

PinLists

• FrequencyOutputPins - List of Single Sample Real(double) data Highest Frequency Output Pins.

Events

• OnFrequencyResult - Occurs when highest amplitude frequency is detected.

From TALCommonSplitter

Properties

Published

• CountChannels

Pins

• InputPin

PinLists

• OutputPins