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Pan Property

Summary

Gets or sets the pan level for the audio input.

Syntax

C++/CLI

public double Pan { get; set; }

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 = true; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void AudioInputExample() 
{ 
   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; 
 
   // reference the Master Volume audio input 
   AudioInput audioinput = capturectrl.AudioInputs["Master Volume"]; 
 
   try 
   { 
      // get the values of the read-only audioInput properties 
      double bassRange = audioinput.BassRange; 
      string friendlyName = audioinput.FriendlyName; 
      string name = audioinput.Name; 
      double trebleRange = audioinput.TrebleRange;             
 
      // set the values for the audioInput properties, if supported by the driver of the chosen input 
      audioinput.Bass = bassRange; // maximum bass range 
      audioinput.Enable = true; // enable video input 
      audioinput.Loudness = true; // enable loudness 
      audioinput.MixLevel = -1.0; // automatic gain adjustment  
      audioinput.Mono = false; // multi-channel audio input 
      audioinput.Pan = 1.0; // full right signal distribution 
      audioinput.Treble = trebleRange; // maximum treble gain 
 
      // get the values after setting them 
      // note that if the value did not change then it might not be supported by the audio driver 
      // get the master values 
      txtInfo = string.Format("Name {0}\n" + 
                              "Friendly Name {1}\n" + 
                              "Bass range value {2}\n" + 
                              "Treble range value {3}\n" + 
                              "Bass value {4}\n" + 
                              "Enabled: {5}\n" + 
                              "Loudness: {6}\n" + 
                              "Mix level value {7}\n" + 
                              "Mono: {8}\n" + 
                              "Pan value {9}\n" + 
                              "Treble value: {10}\n\n" + 
                              "Are these values correct?", 
      name, friendlyName, bassRange, trebleRange, audioinput.Bass, 
      audioinput.Enable, audioinput.Loudness, audioinput.MixLevel, 
      audioinput.Mono, audioinput.Pan, audioinput.Treble); 
 
      // 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(); 
}

Requirements

Target Platforms

Reference

AudioInput Class

AudioInput Members

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Help Version 23.0.2024.2.29

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies