[EditorAttribute(System.Type, System.Type)]
public virtual TargetDevices TargetDevices { get; }
public:
virtual property TargetDevices^ TargetDevices {
TargetDevices^ get();
}
A TargetDevices collection object.
The TargetDevices object is used to enumerate and select conversion output devices.
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public ConvertCtrlForm _form = new ConvertCtrlForm();
public ConvertCtrl _convertctrl;
public void TargetDevicesExample()
{
// reference the convert control
_convertctrl = _form.ConvertCtrl;
// input file
string inFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.mpeg");
try
{
// check to see if we have the desired target device
if (_convertctrl.TargetDevices["Microsoft DV Camera and VCR"] == null)
throw new Exception("No Microsoft DV Camera target devices available!");
// set the video capture device, use your capture device name here
_convertctrl.SourceFile = inFile;
// select video and audio compressors to none
_convertctrl.VideoCompressors.Selection = -1;
_convertctrl.AudioCompressors.Selection = -1;
// select the target format
_convertctrl.TargetFormats[TargetFormatType.DVSD].Selected = true;
// select only Audio for this example
_convertctrl.AllowedStreams = StreamFormatType.AudioVideo;
// set a target device
_convertctrl.TargetDevices["Microsoft DV Camera and VCR"].Selected = true;
// show the target format dialog
if (_convertctrl.HasDialog(ConvertDlg.TargetFormat))
_convertctrl.ShowDialog(ConvertDlg.TargetFormat, _form);
// check the target device VCRControl
if (_convertctrl.TargetVCRControl == null
|| (_convertctrl.TargetVCRControl.DeviceType == VCRControlDeviceType.NotPresent
|| _convertctrl.TargetVCRControl.DeviceType == VCRControlDeviceType.Unknown))
throw new Exception("MS DV Camera's Target VCR control is not present!");
// start recording on the target device VCRControl
_convertctrl.TargetVCRControl.Record();
// give the camera time to respond
System.Threading.Thread.Sleep(2000);
// subscribe to the convert complete event
_convertctrl.Complete += new EventHandler(ConvertCtrl_Completed);
// convert it now!
_convertctrl.StartConvert();
// set the result to what we expect
_result = true;
}
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();
}
void ConvertCtrl_Completed(object sender, EventArgs e)
{
// stop the TargetDevice camera recording and rewind
_convertctrl.TargetVCRControl.Stop();
_convertctrl.TargetVCRControl.Rewind();
}
static class LEAD_VARS
{
public const string MediaDir = @"C:\LEADTOOLS23\Media";
}
Help Collections
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Imaging, Medical, and Document
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