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StreamFormatType Enumeration

Summary

Defines the possible stream types.

Syntax

C++

[FlagsAttribute()] 
public enum StreamFormatType

<FlagsAttribute()> 
Public Enum StreamFormatType

[FlagsAttribute()] 
public enum class StreamFormatType

Members

Value	Member	Description
0x00000000	None	No stream.
0x00000001	Audio	An Audio stream.
0x00000002	Video	A Video stream.

Remarks

The PlayCtrl.RenderedStreams, PlayCtrl.UnrenderedStreams, ConvertCtrl.RenderedStreams, and ConvertCtrl.UnrenderedStreams methods all return a combination of these enumeration values.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
public bool _result = false; 
public StreamFormatType _renderedStreams = StreamFormatType.None; 
public StreamFormatType _unrenderedStreams = StreamFormatType.None; 
public PlayCtrlForm _form = new PlayCtrlForm(); 
 
public void RenderedStreamsExample() 
{ 
   // reference the play control 
   PlayCtrl playctrl = _form.PlayCtrl; 
 
   string inFile = Path.Combine(LEAD_VARS.MediaDir, "PlayCtrl_SourceVideoOnly.avi"); 
 
   try 
   { 
      // set autostart to false 
      playctrl.AutoStart = false; 
 
      // set our source media file 
      playctrl.SourceFile = inFile; 
 
      // run it! 
      playctrl.Run(); 
 
      // get the reported duration 
      _renderedStreams = playctrl.RenderedStreams; 
      _unrenderedStreams = playctrl.UnrenderedStreams; 
 
      // set the result to what we expect (for the sample source video we should render all streams) 
      _result = (_renderedStreams == StreamFormatType.Video && _unrenderedStreams == StreamFormatType.None); 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 20\Media"; 
}

Imports Leadtools 
Imports Leadtools.MediaFoundation 
Imports LeadtoolsMediaFoundationExamples.Fixtures 
 
Public _result As Boolean = False 
Public _renderedStreams As StreamFormatType = StreamFormatType.None 
Public _unrenderedStreams As StreamFormatType = StreamFormatType.None 
Public _form As PlayCtrlForm = New PlayCtrlForm() 
 
Public Sub RenderedStreamsExample() 
   ' reference the play control 
   Dim playctrl As PlayCtrl = _form.PlayCtrl 
 
   Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "PlayCtrl_SourceVideoOnly.avi") 
 
   Try 
      ' set autostart to false 
      playctrl.AutoStart = False 
 
      ' set our source media file 
      playctrl.SourceFile = inFile 
 
      ' run it! 
      playctrl.Run() 
 
      ' get the reported duration 
      _renderedStreams = playctrl.RenderedStreams 
      _unrenderedStreams = playctrl.UnrenderedStreams 
 
      ' set the result to what we expect (for the sample source video we should render all streams) 
      _result = (_renderedStreams = StreamFormatType.Video AndAlso _unrenderedStreams = StreamFormatType.None) 
   Catch e1 As Exception 
      _result = False 
   End Try 
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

Leadtools.MediaFoundation Namespace

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Help Version 20.0.2020.4.2

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies