TargetFile Property (original) (raw)
Summary
Gets or sets the filename for the media target file.
Syntax
[EditorAttribute(System.Type, System.Type)]
public virtual string TargetFile { get; set; }
public:
virtual property String^ TargetFile {
String^ get();
void set ( String^ );
}
Property Value
A string value representing the filename.
Example
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
// capture control
CaptureCtrl capturectrl;
// output file
string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_TargetFileExample.avi");
public void TargetFileExample()
{
// 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 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 file
capturectrl.TargetFile = outFile;
// 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)
{
// check for the capture file and set the result
if (File.Exists(outFile))
_result = true;
}
static class LEAD_VARS
{
public const string MediaDir = @"C:\LEADTOOLS23\Media";
}