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TargetFormat Property

Summary

Gets or sets the target format for the media file.

Syntax

C++/CLI

public virtual TargetFormatType TargetFormat { get; set; }

public: 
virtual property TargetFormatType TargetFormat { 
   TargetFormatType get(); 
   void set (    TargetFormatType ); 
}

Property Value

A TargetFormatType value representing the file format.

Remarks

The value is one of the TargetFormatType enumeration values. Assignment can raise an error exception. For more information, refer to the Error Codes.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
// capture control 
CaptureCtrl capturectrl; 
 
// output file 
string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_TargetFormatExample.avi"); 
 
public void TargetFormatExample() 
{ 
   // reference the capture control 
   capturectrl = _form.CaptureCtrl; 
 
   try 
   { 
      // set the source video device, select using your device name here 
      if (capturectrl.VideoDevices["USB"] == null) 
      { 
         throw new Exception("No USB video device available"); 
      } 
 
      capturectrl.VideoDevices["USB"].Selected = true; 
 
      // set the source audio device, select using your device name here 
      if (capturectrl.AudioDevices["USB"] == null) 
      { 
         throw new Exception("No USB audio device available"); 
      } 
 
      capturectrl.AudioDevices["USB"].Selected = true; 
 
 
      // set the target output file 
      capturectrl.TargetFile = outFile; 
 
      // set the target output format 
      capturectrl.TargetFormat = TargetFormatType.MP4; 
 
      // check if we have can capture video 
      if (capturectrl.IsModeAvailable(CaptureMode.VideoAndAudio)) 
      { 
         capturectrl.FrameRate = 5; 
         // 5 frames per second 
         capturectrl.UseFrameRate = true; 
         capturectrl.TimeLimit = 10; 
         // just 10 seconds of capture time 
         capturectrl.UseTimeLimit = true; 
 
         // subscribe to the compete event 
         capturectrl.Complete += new System.EventHandler(CaptureCtrl_Complete); 
 
         // start the capture process 
         capturectrl.StartCapture(CaptureMode.VideoAndAudio); 
 
         // 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 (capturectrl.State == CaptureState.Running) 
         { 
            Application.DoEvents(); 
         } 
      } 
   } 
   catch (COMException) 
   { 
      _result = false; 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
} 
 
public void CaptureCtrl_Complete(object sender, EventArgs e) 
{ 
   // set result 
   _result = true; 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\LEADTOOLS22\Media"; 
}

Requirements

Target Platforms

Reference

CaptureCtrl Class

CaptureCtrl Members

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Help Version 22.0.2022.12.7

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies