Class ALGenericFilter.TALGenericFilter

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Package: AudioLabBasicPkg

Unit: ALGenericFilter

Inherits: TALSimpleGenericFilter

Contents 1 Syntax 1.1 Delphi: 1.2 C++ Builder: 1.3 Visual C++ (MFC): 1.4 C# (.NET): 2 Summary 3 Description 4 From TALSimpleGenericFilter 5 Methods 5.1 Public 6 Events 7 From TALBasicGenericFilter 8 Properties 8.1 Published 8.2 Public 9 Methods 9.1 Public 10 Events 11 From TALCommonFilter 12 Methods 12.1 Public 13 Pins 14 From TSLBasicThreadedEnableFilter 15 Properties 15.1 Published 16 From TSLBasicThreadedFilter 17 Properties 17.1 Published

Syntax

Delphi:

type TALGenericFilter = class( TALSimpleGenericFilter )

C++ Builder:

class TALGenericFilter : public TALSimpleGenericFilter

Visual C++ (MFC):

class CTALGenericFilter : public CTALSimpleGenericFilter

C# (.NET):

public ref class GenericFilter : Mitov.AudioLab.SimpleGenericFilter

Summary

User defined filter for Audio data.

Description

Implements a user defined filter over the Audio buffer data.

Implement the user defined filter inside the OnProcessData event handler.

Diagram:

From TALSimpleGenericFilter

Methods

Public

• procedure SendData(OutBuffer : IALAudioBuffer) - Sends audio buffer trough the output pin.

Events

• OnProcessData - Occurs when a data buffer is received.

From TALBasicGenericFilter

Properties

Published

• SynchronizeType - Type of thread buffer synchronization.

Public

• WaveFormat - Returns the current audio format.

Methods

Public

• procedure SendStartCommand(ABitsPerSample : Integer; AChannelsCount : Integer; ARate : Real) - Sends start command trough the output pin.
• procedure SendPauseCommand() - Sends full pause command trough the output pin.
• procedure SendResumeCommand() - Sends resume audio command trough the output pin.
• procedure SendStopCommand() - Sends stop command trough the output pin.
• procedure SendEndStopCommand() - Sends full end stop command trough the output pin.
• procedure ClearQueue() - Clears the internal synchronization buffer queue.

Events

• OnStart - Occurs when the data pumping starts.
• OnStop - Occurs when the data pumping stops.

From TALCommonFilter

Methods

Public

• function GetWaveFormat() : PALWaveFormatExtensible - Returns the current audio Wave format.

Pins

• InputPin - The input pin of the filter.
• OutputPin - The output pin of the filter.

From TSLBasicThreadedEnableFilter

Properties

Published

• Enabled

From TSLBasicThreadedFilter

Properties

Published

• Threading