UnrenderedStreams Property (ConvertCtrl)

Visual Basic
C#
C++/CLI

'Declaration
 
Public Overridable ReadOnly Property UnrenderedStreams As StreamFormatType

'Usage
 
Dim instance As ConvertCtrl
Dim value As StreamFormatType
 
value = instance.UnrenderedStreams

public virtual StreamFormatType UnrenderedStreams {get;}

public:
virtual property StreamFormatType UnrenderedStreams {
   StreamFormatType get();
}

Property Value

A combination of the StreamFormatType enumeration values, indicating unrendered streams.

The value is a combination of the StreamFormatType enumeration values, indicating which streams have not been rendered.

Visual Basic
C#
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

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 ConvertCtrlForm = New ConvertCtrlForm()
Public Sub RenderedStreamsExample()
   ' reference the convert control
   Dim convertctrl As ConvertCtrl = _form.ConvertCtrl

   Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_SourceVideoOnly.avi")
   Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_RenderedStreamsExample.avi")

   Try
      ' set the input and output files
      convertctrl.SourceFile = inFile
      convertctrl.TargetFile = outFile

      ' select MP4 target format
      convertctrl.TargetFormat = TargetFormatType.MP4

      ' select H264 video target format
      Dim index As Integer = -1
      Dim trgvideoformats As TargetVideoFormats = convertctrl.TargetFormats(convertctrl.TargetFormat).VideoFormats
      index = trgvideoformats.IndexOf("{34363248-0000-0010-8000-00AA00389B71}") ' H264
      trgvideoformats.Selection = index

      ' select AAC audio target format
      Dim trgaudioformats As TargetAudioFormats = convertctrl.TargetFormats(convertctrl.TargetFormat).AudioFormats
      index = trgaudioformats.IndexOf("{00001610-0000-0010-8000-00AA00389B71}") ' AAC
      trgaudioformats.Selection = index

      ' run it!
      convertctrl.StartConvert()

      ' get the reported duration
      _renderedStreams = convertctrl.RenderedStreams
      _unrenderedStreams = convertctrl.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 18\Media"
End Class

using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;

public bool _result = false;
public StreamFormatType _renderedStreams = StreamFormatType.None;
public StreamFormatType _unrenderedStreams = StreamFormatType.None;
public ConvertCtrlForm _form = new ConvertCtrlForm();
public void RenderedStreamsExample()
{
   // reference the convert control
   ConvertCtrl convertctrl = _form.ConvertCtrl;

   string inFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_SourceVideoOnly.avi");
   string outFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_RenderedStreamsExample.MP4");

   try
   {
      // set the input and output files
      convertctrl.SourceFile = inFile;
      convertctrl.TargetFile = outFile;

      // select the target format
      convertctrl.TargetFormat = TargetFormatType.MP4;

      // select video and audio target formats for the output
      int index = -1;
      TargetVideoFormats targetvideoformats = convertctrl.TargetFormats[convertctrl.TargetFormat].VideoFormats;
      index = targetvideoformats.IndexOf("{34363248-0000-0010-8000-00AA00389B71}");// H264
      targetvideoformats.Selection = index;
      TargetAudioFormats targetaudioformats = convertctrl.TargetFormats[convertctrl.TargetFormat].AudioFormats;
      index = targetaudioformats.IndexOf("{00001610-0000-0010-8000-00AA00389B71}");// AAC
      targetaudioformats.Selection = index;

      // run it!
      convertctrl.StartConvert();

      // get the reported duration
      _renderedStreams = convertctrl.RenderedStreams;
      _unrenderedStreams = convertctrl.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 18\Media";
}

Target Platforms

Reference

ConvertCtrl Class
ConvertCtrl Members