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GetStreamByNumber Method

Summary

Gets the stream with the specified number in the profile.

Syntax

C++

public WMStreamConfig GetStreamByNumber( 
   int StreamNum 
)

Public Function GetStreamByNumber( _ 
   ByVal StreamNum As Integer _ 
) As Leadtools.Multimedia.WMStreamConfig

public: 
Leadtools.Multimedia.WMStreamConfig^ GetStreamByNumber(  
   int StreamNum 
)

Parameters

StreamNum
Number of the WMStreamConfig object to be retrieved.

Return Value

A WMStreamConfig object

Remarks

The stream number is different from the stream index. Stream indexes are zero-based, while each stream in the list might have its own number that is different from the index. For more information, refer to the Microsoft documentation for IWMProfile.GetStreamByNumber

Example

using Leadtools; 
using Leadtools.Multimedia; 
using LeadtoolsMultimediaExamples.Fixtures; 
 
public bool _result = false; 
public ConvertCtrlForm _form = new ConvertCtrlForm(); 
 
public void RemoveStreamExample() 
{ 
   ConvertCtrl convertctrl = _form.ConvertCtrl; 
   string inFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi"); 
   string outFile = Path.Combine(LEAD_VARS.MediaDir, "WMProfile_RemoveStreamExample.avi"); 
 
   try 
   { 
      // get the video stream and remove it from the config 
      WMStreamConfig strm = convertctrl.WMProfile.GetStream(0); 
      convertctrl.WMProfile.RemoveStream(strm); 
   } 
   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 (convertctrl.State == ConvertState.Running) 
      Application.DoEvents(); 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 19\Media"; 
}

Imports Leadtools 
Imports Leadtools.Multimedia 
Imports LeadtoolsMultimediaExamples.Fixtures 
 
Public _result As Boolean = False 
Public _form As ConvertCtrlForm = New ConvertCtrlForm() 
 
Public Sub RemoveStreamExample() 
   Dim convertctrl As ConvertCtrl = _form.ConvertCtrl 
   Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi") 
   Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "WMProfile_RemoveStreamExample.avi") 
 
   Try 
      ' get the video stream and remove it from the config 
      Dim strm As WMStreamConfig = convertctrl.WMProfile.GetStream(0) 
      convertctrl.WMProfile.RemoveStream(strm) 
   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 convertctrl.State = ConvertState.Running 
      Application.DoEvents() 
   Loop 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
   Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 19\Media" 
End Class

Requirements

Target Platforms

Reference

WMProfile Class

WMProfile Members

Help Version 19.0.2017.10.27

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies