Gets or sets which streams can be converted.
public virtual StreamFormatType AllowedStreams { get; set; }
Public Overridable Property AllowedStreams As StreamFormatType
public:
virtual property StreamFormatType AllowedStreams {
StreamFormatType get();
void set ( StreamFormatType );
}
A combination of StreamFormatType enumeration values.
For a list of possible values, refer to the StreamFormatType enumerations. Individual values can be logically OR-ed to create a combination.
using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;
public bool _result = false;
public ConvertCtrlForm _form = new ConvertCtrlForm();
public void TargetFormatsExample()
{
// reference the convert control
ConvertCtrl convertctrl = _form.ConvertCtrl;
// input and output files
string inFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi");
string outFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_TargetFormatsExample.wmv");
try
{
// set the video convert input file name
convertctrl.SourceFile = inFile;
// select video and audio target formats for the output
int index = -1;
TargetVideoFormats targetvideoformats = convertctrl.TargetFormats[convertctrl.TargetFormat].VideoFormats;
index = targetvideoformats.IndexOf("{33564D57-0000-0010-8000-00AA00389B71}");// Windows Media Video 9 (WMV)
targetvideoformats.Selection = index;
TargetAudioFormats targetaudioformats = convertctrl.TargetFormats[convertctrl.TargetFormat].AudioFormats;
index = targetaudioformats.IndexOf("{00000161-0000-0010-8000-00AA00389B71}");// Windows Media Audio (WMA)
targetaudioformats.Selection = index;
// select the WMV target format
TargetFormat tf = convertctrl.TargetFormats[TargetFormatType.WMV];
tf.Selected = true;
// set the allow capture streams
convertctrl.AllowedStreams = tf.Streams;
// check it directly
TargetFormatType tft = convertctrl.TargetFormat;
// set the result to what we expect
_result = (tft == TargetFormatType.WMV);
// set the target file
convertctrl.TargetFile = outFile;
// convert it now!
convertctrl.StartConvert();
}
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.MediaFoundation
Imports LeadtoolsMediaFoundationExamples.Fixtures
Public _result As Boolean = False
Public _form As ConvertCtrlForm = New ConvertCtrlForm()
Public Sub TargetFormatsExample()
' reference the convert control
Dim convertctrl As ConvertCtrl = _form.ConvertCtrl
' input and output files
Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi")
Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_TargetFormatsExample.wmv")
Try
' set the video capture device, use your capture device name here
convertctrl.SourceFile = inFile
' select MP4 target format
Dim tf As TargetFormat = convertctrl.TargetFormats(TargetFormatType.MP4)
tf.Selected = True
' 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
' set the allow capture streams
convertctrl.AllowedStreams = tf.Streams
' check it directly
Dim tft As TargetFormatType = convertctrl.TargetFormat
' set the result to what we expect
_result = (tft = TargetFormatType.MP4)
' set the target file
convertctrl.TargetFile = outFile
' convert it now!
convertctrl.StartConvert()
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
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
Your email has been sent to support! Someone should be in touch! If your matter is urgent please come back into chat.
Chat Hours:
Monday - Friday, 8:30am to 6pm ET
Thank you for your feedback!
Please fill out the form again to start a new chat.
All agents are currently offline.
Chat Hours:
Monday - Friday
8:30AM - 6PM EST
To contact us please fill out this form and we will contact you via email.