TargetDevices Property (original) (raw)

Summary

Gets or sets the target device collection object.

Syntax

[EditorAttribute(System.Type, System.Type)] public virtual [TargetDevices](targetdevices.html) TargetDevices { get; }

Property Value

A TargetDevices object representing the capture output devices.

Example

using Leadtools; using Leadtools.Multimedia; using LeadtoolsMultimediaExamples.Fixtures; public bool _result = false; public CaptureCtrlForm _form = new CaptureCtrlForm(); // capture control CaptureCtrl capturectrl; public void TargetDevicesExample() { // reference the capture control capturectrl = _form.CaptureCtrl; try { // try to find a USB camera if (capturectrl.VideoDevices["USB"] == null) { throw new Exception("No USB video device available"); } capturectrl.VideoDevices["USB"].Selected = true; // try to find a USB audio device if (capturectrl.AudioDevices["USB"] == null) { throw new Exception("No USB audio device available"); } capturectrl.AudioDevices["USB"].Selected = true; // set the target device, select the first target device TargetDevices Devices = capturectrl.TargetDevices; if (Devices[0] == null) { throw new Exception("No target device available"); } Devices.Selection = 2; // set MPEG2 as the video compressor capturectrl.VideoCompressors.Mpeg2.Selected = true; // set AC3 as the audio compressor capturectrl.AudioCompressors.AC3.Selected = true; // set the target output format capturectrl.TargetFormat = TargetFormatType.AVI; // check whether we 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 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; }