VisioForge Video Edit SDK (Delphi / ActiveX)
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TVFVideoEdit.Audio_Effects_DS_Compressor Method

Sets the parameters for the DS Compressor effect.

Pascal
procedure Audio_Effects_DS_Compressor(Stream: Integer; ID: Integer; Attack: double; Gain: double; PreDelay: double; Ratio: double; Release: double; Threshold: double);
C++
__fastcall Audio_Effects_DS_Compressor(int Stream, int ID, double Attack, double Gain, double PreDelay, double Ratio, double Release, double Threshold);
C#
public Audio_Effects_DS_Compressor(int Stream, int ID, double Attack, double Gain, double PreDelay, double Ratio, double Release, double Threshold);
Visual Basic
Public Sub Audio_Effects_DS_Compressor(Stream As Integer, ID As Integer, Attack As double, Gain As double, PreDelay As double, Ratio As double, Release As double, Threshold As double)
Java
public Audio_Effects_DS_Compressor(int Stream, int ID, double Attack, double Gain, double PreDelay, double Ratio, double Release, double Threshold);
IDL
Audio_Effects_DS_Compressor(int Stream, int ID, double Attack, double Gain, double PreDelay, double Ratio, double Release, double Threshold);
JavaScript
Audio_Effects_DS_Compressor
PHP
public Audio_Effects_DS_Compressor($Stream, $ID, double $Attack, double $Gain, double $PreDelay, double $Ratio, double $Release, double $Threshold);
Parameters 
Description 
ID: Integer 
Effect ID. 
Attack: double 
Specifies the attack time in ms (0.01 - 500). 
Gain: double 
Specifies the gain of the filter (-60.0 - 60.0). 
PreDelay: double 
Specifies the pre-delay of the filter (0.0 - 4.0) 
Ratio: double 
Specifies the ratio of the filter (1.0 - 100.0). 
Release: double 
Specifies the release time in ms (50.0 - 3000.0) 
Threshold: double 
Specifies the threshold of the filter (-60.0 - 0.0) 

Compression is a reduction in the fluctuation of a signal above a certain amplitude.

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