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Pan Property

Summary

Gets or sets the pan level for the audio input.

Syntax

C++

public double Pan { get; set; }

Public Property Pan As Double

public: 
property double Pan { 
   double get(); 
   void set (    double ); 
}

Property Value

-1.0 to 1.0

-1.0 indicates full left, 0.0 indicates center, and 1.0 indicates full right.

Remarks

Pan is the signal distribution from left to right for stereo inputs. For more information, refer to the Microsoft documentation for IAMAudioInputMixer.get_Pan.

Example

using Leadtools; 
using Leadtools.Multimedia; 
using LeadtoolsMultimediaExamples.Fixtures; 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void AudioInputsExample() 
{ 
   string txtInfo = string.Empty; 
 
   // reference the capture control 
   CaptureCtrl capturectrl = _form.CaptureCtrl; 
 
   // select an audio device. use your device's name here instead of USB 
   if (capturectrl.AudioDevices["USB"] == null) 
      throw new Exception("No USB audio device available"); 
 
   capturectrl.AudioDevices["USB"].Selected = true; 
 
   // get the audio inputs object 
   AudioInputs audioinputs = capturectrl.AudioInputs; 
 
   try 
   { 
      // get the master values 
      txtInfo = string.Format("Enable state {0}\n" + 
                              "Loudness state {1}\n" + 
                              "Mixlevel value {2}\n" + 
                              "Mono state {3}\n" + 
                              "Pan value {4}\n" + 
                              "Bass value {5}\n" + 
                              "Bass range value {6}\n" + 
                              "Treble value {7}\n" + 
                              "Treble range value {8}\n\n" + 
                              "Are these values correct?", 
      audioinputs.Enable, audioinputs.Loudness, audioinputs.MixLevel.ToString(), audioinputs.Mono, 
      audioinputs.Pan.ToString(), audioinputs.Bass, audioinputs.BassRange, audioinputs.Treble, audioinputs.TrebleRange); 
 
      // display the named audio input properties 
      _result = (MessageBox.Show(_form, txtInfo, "Test Verify", MessageBoxButtons.YesNo) == DialogResult.Yes); 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
 
   // we'll loop on the state and pump messages for this example. 
   // but you should not need to if running from a Windows Forms application. 
   while (capturectrl.State == CaptureState.Running) 
      Application.DoEvents(); 
}

Imports Leadtools 
Imports Leadtools.Multimedia 
Imports LeadtoolsMultimediaExamples.Fixtures 
 
Public _result As Boolean = False 
Public _form As CaptureCtrlForm = New CaptureCtrlForm() 
 
Public Sub AudioInputsExample() 
   Dim txtInfo As String = String.Empty 
 
   ' reference the capture control 
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl 
 
   ' select an audio device, use your device name here instead of USB 
   If capturectrl.AudioDevices("USB") Is Nothing Then 
      Throw New Exception("No USB audio device available") 
   End If 
 
   capturectrl.AudioDevices("USB").Selected = True 
 
   ' get the audio inputs object 
   Dim audioinputs As AudioInputs = capturectrl.AudioInputs 
 
   Try 
      ' get master values 
      txtInfo = String.Format("Enable state {0}" _ 
                              & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Loudness state {1}" _ 
                              & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Mixlevel value {2}" & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Mono state {3}" _ 
                              & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Pan value {4}" & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Bass value {5}" & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Bass range value {6}" & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Treble value {7}" & Microsoft.VisualBasic.Constants.vbLf _ 
                              & "Treble range value {8}" & Microsoft.VisualBasic.Constants.vbLf _ 
                              + Microsoft.VisualBasic.Constants.vbLf & "Are these values correct?", 
                              audioinputs.Enable, 
                              audioinputs.Loudness, 
                              audioinputs.MixLevel.ToString(), 
                              audioinputs.Mono, 
                              audioinputs.Pan.ToString(), 
                              audioinputs.Bass, 
                              audioinputs.BassRange, 
                              audioinputs.Treble, 
                              audioinputs.TrebleRange) 
 
      ' display the named audio input properties 
      _result = (MessageBox.Show(_form, txtInfo, "Test Verify", MessageBoxButtons.YesNo) = DialogResult.Yes) 
   Catch e1 As Exception 
      _result = False 
   End Try 
 
   ' we'll loop on the state and pump messages for this example. 
   ' but you should not need to if running from a Windows Forms application. 
   Do While capturectrl.State = CaptureState.Running 
      Application.DoEvents() 
   Loop 
End Sub

Requirements

Target Platforms

Reference

AudioInput Class

AudioInput Members

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Help Version 20.0.2020.4.2

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies