GetStillImage Method (original) (raw)
Syntax
public virtual Image GetStillImage(
int _timeOut_
)
public:
virtual Image^ GetStillImage(
int _timeOut_
)
Parameters
timeOut
Value containing the maximum time to wait for the image, in milliseconds.
Return Value
Captured video image as a System.Drawing.Image
Example
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void GetStillImageExample()
{
// reference the capture control
CaptureCtrl capturectrl = _form.CaptureCtrl;
// output file
string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_GetStillImageExample.jpg");
try
{
// set the video capture device, use your capture device name here
if (capturectrl.VideoDevices["USB"] == null)
throw new Exception("No USB video device available");
capturectrl.VideoDevices["USB"].Selected = true;
// set the capture mode to still and start
capturectrl.StartCapture(CaptureMode.Still);
// get a still image
Image image = capturectrl.GetStillImage(-1);
if (image != null)
image.Save(outFile, ImageFormat.Jpeg);
// stop the capture
capturectrl.StopCapture();
// check for the capture file and set the result
if (File.Exists(Path.Combine(Directory.GetCurrentDirectory(), outFile)))
_result = true;
}
catch (Exception)
{
_result = false;
}
}
static class LEAD_VARS
{
public const string MediaDir = @"C:\LEADTOOLS23\Media";
}