/// <summary>
/// 初始化相机
/// </summary>
/// <param name="deviceStateFile">相机参数储存文件路径</param>
/// <returns>是否成功打开相机</returns>
public bool InitCam(string deviceStateFile)
{
try
{
LoadDeviceStateFromFile(deviceStateFile, true);
}
catch
{
ShowDeviceSettingsDialog();
}
if (!this.DeviceValid)
{
return(this.DeviceValid);
}
this._vcdProp = VCDSimpleModule.GetSimplePropertyContainer(this.VCDPropertyItems);
//软触发
this._softTrigger =
(VCDButtonProperty)this.VCDPropertyItems.FindInterface(VCDIDs.VCDID_TriggerMode, VCDIDs.VCDElement_SoftwareTrigger, VCDIDs.VCDInterface_Button);
this.GainAuto = false;
this.ExposureAuto = false;
SaveDeviceStateToFile(deviceStateFile);
return(this.DeviceValid);
}
public SoftwareTrigger()
{
ic.LiveCaptureContinuous = true; //Call ImageAvailable event for new images.
ic.LiveCaptureLastImage = false; // Do not save an image on live stop.
// Add the ImageAvailable handler to the IC Imaging Control object.
ic.ImageAvailable += new EventHandler <ICImagingControl.ImageAvailableEventArgs>(ic_ImageAvailable);
ic.ShowDeviceSettingsDialog(); // Select a video capture device
if (!ic.DeviceValid)
{
return;
}
// Query the trigger mode property for enabling the trigger mode
VCDSwitchProperty TriggerMode = (VCDSwitchProperty)ic.VCDPropertyItems.FindInterface(VCDIDs.VCDID_TriggerMode, VCDIDs.VCDElement_Value, VCDIDs.VCDInterface_Switch);
if (TriggerMode == null)
{
return;
}
// If trigger mode is available, query the software trigger property
VCDButtonProperty SoftwareTrigger = (VCDButtonProperty)ic.VCDPropertyItems.FindInterface(VCDIDs.VCDID_TriggerMode, VCDIDs.VCDElement_SoftwareTrigger, VCDIDs.VCDInterface_Button);
if (SoftwareTrigger == null)
{
return;
}
TriggerMode.Switch = true; // Enable trigger mode,
ic.LiveStart(); // start the camera. No images are streamed, because trigger mode is enabled
System.Threading.Thread.Sleep(1000);
SoftwareTrigger.Push(); // Do a software trigger.
System.Threading.Thread.Sleep(1000);
SoftwareTrigger.Push(); // Do another software trigger.
System.Threading.Thread.Sleep(1000);
ic.LiveStop(); // Stop live video.
TriggerMode.Switch = false; // Disable trigger mode again.
}
