LEADTOOLS Multimedia (Leadtools.MediaFoundation assembly)

RenderedStreams Property (ConvertCtrl)

Show in webframe
Example 



Gets the streams that have been rendered.
Syntax
'Declaration
 
Public Overridable ReadOnly Property RenderedStreams As StreamFormatType
'Usage
 
Dim instance As ConvertCtrl
Dim value As StreamFormatType
 
value = instance.RenderedStreams
public virtual StreamFormatType RenderedStreams {get;}
public:
virtual property StreamFormatType RenderedStreams {
   StreamFormatType get();
}

Property Value

A combination of the StreamFormatType enumeration values, indicating rendered streams.
Remarks
The value is a combination of the StreamFormatType enumeration values, indicating which streams have been rendered.
Example
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";
}
Requirements

Target Platforms

See Also

Reference

ConvertCtrl Class
ConvertCtrl Members

 

 


Products | Support | Contact Us | Copyright Notices
© 2006-2014 All Rights Reserved. LEAD Technologies, Inc.

Leadtools.MediaFoundation requires a Multimedia or Multimedia Suite license and unlock key. For more information, refer to: LEADTOOLS Toolkit Features