In This Topic ▼

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 WMStreamConfig

public: 
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 20\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 20\Media" 
End Class

Requirements

Target Platforms

Reference

WMProfile Class

WMProfile Members

Download our FREE evaluation

Help Version 20.0.2020.4.2

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies