/**
* Display all the supported HALCON Image Acquisition callbacks.
*
* @param acq Reference to the initialized acquisition interface.
* @return List of the available callbacks.
*/
static HTuple showAvailableCallbackTypes(ref HFramegrabber acq)
{
HTuple callbacks;
Console.WriteLine("Get and show the supported callback types using the " +
System.Environment.NewLine +
"parameter 'available_callback_types'..." +
System.Environment.NewLine);
callbacks = acq.GetFramegrabberParam("available_callback_types");
if (callbacks.Length > 0)
{
Console.WriteLine("Available callback types:" +
System.Environment.NewLine);
}
else
{
Console.WriteLine("No callback types supported by the selected device"
+ System.Environment.NewLine);
return(callbacks);
}
for (int i = 0; i < callbacks.Length; i++)
{
Console.WriteLine((i + 1) + ")" + callbacks.TupleSelect(i).S.ToString());
}
return(callbacks);
}
/// <summary>
/// Determines whether one or more camera is connected to the frame grabber and
/// whether active signals are available from the camera(s).
/// </summary>
/// <returns>
/// <c>true</c> if [is camera connected]; otherwise, <c>false</c>.
/// </returns>
public bool IsCameraConnected()
{
HTuple cameraStatus;
lock (this.currentFGHandler)
{
if (this.currentFGHandler != null && this.currentFGHandler.IsInitialized())
{
cameraStatus = currentFGHandler.GetFramegrabberParam("camera_status");
if (cameraStatus == 0)
{
return(false);
}
else
{
return(true);
}
}
return(false);
}
}
protected override void GetCameraSettingData()
{
try
{
//long max, min, cur;
HTuple fGainRange = 0;
fGainRange = framegrabber.GetFramegrabberParam("Gain_range");
gainMin = fGainRange[0];
gainMax = fGainRange[1];
gainCur = fGainRange[3];
gainUnit = "db";
shuterUnit = "us";
HTuple exposureRange = framegrabber.GetFramegrabberParam("ExposureTimeAbs_range");
shuterMin = (long)exposureRange[0].D;
shuterMax = (long)exposureRange[1].D;
shuterCur = (long)exposureRange[3].D;
HTuple fTriggerDelayRange = framegrabber.GetFramegrabberParam("TriggerDelayAbs_range");
triggerDelayAbsMin = fTriggerDelayRange[0];
triggerDelayAbsMax = fTriggerDelayRange[1];
triggerDelayAbs = fTriggerDelayRange[3];
lineDebouncerTimeAbsMin = 0;
lineDebouncerTimeAbsMax = 5000;
lineDebouncerTimeAbs = 0;
}
catch (Exception ex)
{
Util.WriteLog(this.GetType(), ex);
Util.Notify("相机设置信息获取异常");
}
}
private void btnConnect_Click(object sender, EventArgs e)
{
//------------------------------------------------------------
// Kiểm tra lệnh kết nối hay ngắt kết nối
//------------------------------------------------------------
if (CameraConnected)
{
MainFrameGrabber.Dispose();
btnConnect.Text = " Connect";
CameraConnected = false;
return;
}
//------------------------------------------------------------
// Lấy giá trị device và generic cho hàm kết nối camera
//------------------------------------------------------------
bool isFileInterface = false;
string regexDevicePattern = @"(device:)(.+?)(\s\|)";
string regexGenericPattern = @"(suggestion:)(.+)(\s\|)";
string deviceInfo = cbDevices.SelectedItem.ToString();
string device = Regex.Match(deviceInfo, regexDevicePattern).Groups[2].Value;
if (device.Length < 3)
{
device = "default";
}
HTuple generic;
if (deviceInfo.Contains("misconfigured"))
{
generic = Regex.Match(deviceInfo, regexGenericPattern).Groups[2].Value;
}
else
{
generic = new HTuple(-1);
}
//------------------------------------------------------------
// Check if is File Interface
//------------------------------------------------------------
string interfaceName = cbInterfaces.SelectedItem.ToString();
if (interfaceName == "File")
{
isFileInterface = true;
}
if (!isFileInterface)
{
try
{
MainFrameGrabber = new HFramegrabber(interfaceName, 1, 1, 0, 0, 0, 0, "default",
new HTuple(-1), new HTuple("default"), generic,
"default", new HTuple("default"), new HTuple(device),
new HTuple(-1), new HTuple(-1));
}
catch
{
return;
}
try
{
//------------------------------------------------------------
// Lấy giá trị Gain, Exposure từ Camera
//------------------------------------------------------------
HTuple gain = MainFrameGrabber.GetFramegrabberParam("Gain");
HTuple exposureTime = MainFrameGrabber.GetFramegrabberParam("ExposureTime");
//------------------------------------------------------------
// Hiển thị lên ô cài đặt
//------------------------------------------------------------
txtGainValue.Text = gain.D.ToString();
txtExposureValue.Text = exposureTime.D.ToString();
//------------------------------------------------------------
// Thay đổi trạng thái kết nối
//------------------------------------------------------------
btnConnect.Text = " Connected";
CameraConnected = true;
//------------------------------------------------------------
// Cập nhật CameraSet
//------------------------------------------------------------
CurrentCameraSet.Device = device;
CurrentCameraSet.Generic = generic;
}
catch (Exception ex) { }
}
else
{
MainFrameGrabber = null;
}
//------------------------------------------------------------
// Set Window display image
//------------------------------------------------------------
string ImgType;
int ImgWidth, ImgHeight;
HImage Img;
Img = MainFrameGrabber.GrabImageAsync(1);
Img.GetImagePointer1(out ImgType, out ImgWidth, out ImgHeight);
MainWindow.SetPart(0, 0, ImgHeight - 1, ImgWidth - 1);
Img.DispObj(MainWindow);
Img.Dispose();
}
/*********************************************************************
* Image acquistion parameters (Lists Initialization)
*********************************************************************/
#region Image acquistion parameters (List Initialization)
/// <summary>
/// Reads all current value of the connection parameters
/// after initialization of IA device.
/// </summary>
private void GetCurrentValuesOfGeneralParameters()
{
// get values of connection parameters
if ((frameGrabber != null) && (Connected == true))
{
horizontalResolution = frameGrabber.GetFramegrabberParam(
"horizontal_resolution");
verticalResolution = frameGrabber.GetFramegrabberParam(
"vertical_resolution");
imageWidth = frameGrabber.GetFramegrabberParam(
"image_width");
imageHeight = frameGrabber.GetFramegrabberParam(
"image_height");
startRow = frameGrabber.GetFramegrabberParam(
"start_row");
startColumn = frameGrabber.GetFramegrabberParam(
"start_column");
field = frameGrabber.GetFramegrabberParam(
"field");
bitsPerChannel = frameGrabber.GetFramegrabberParam(
"bits_per_channel");
colorSpace = frameGrabber.GetFramegrabberParam(
"color_space");
generic = frameGrabber.GetFramegrabberParam(
"generic");
externalTrigger = frameGrabber.GetFramegrabberParam(
"external_trigger");
device = frameGrabber.GetFramegrabberParam(
"device");
port = frameGrabber.GetFramegrabberParam(
"port");
lineIn = frameGrabber.GetFramegrabberParam(
"line_in");
}
}