/// <summary>
/// Acquisition mode combo box changed. Propagate to device.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void modeComboBox_SelectedIndexChanged(object sender, EventArgs e)
{
// Nothing selected? Unexpected, just do nothing...
if (modeComboBox.SelectedIndex < 0)
{
return;
}
PvGenEnum lMode = mDevice.Parameters.GetEnum("AcquisitionMode");
// Take selection, propagate to parameter
string lSelected = (string)modeComboBox.SelectedItem;
lMode.ValueString = lSelected;
}
/// <summary>
/// Acquisition mode event handler in main thread.
/// </summary>
private void OnAcquisitionModeChanged()
{
// Get parameter
PvGenEnum lParameter = mDevice.Parameters.GetEnum("AcquisitionMode");
// Update value: find which matches in the combo box
string lValue = lParameter.ValueString;
foreach (string lString in modeComboBox.Items)
{
if (lValue == lString)
{
modeComboBox.SelectedValue = lString;
}
}
}
//#region 设置相机增益
///// <summary>
///// 设置相机增益
///// </summary>
///// <returns></returns>
//public bool Set_Gain(IE2VCamer_ShuJu IE2VCamer_, string zengYi_)
//{
// bool ok = false;
// try
// {
// double num_ = Convert.ToDouble(zengYi_);
// IE2VCamer_.MDevice.Parameters.SetFloatValue("Gain", num_);
// ok = true;
// }
// catch(Exception ex)
// {
// MessageBox.Show("设置相机增益出错");
// }
// return ok;
//}
//#endregion
#endregion
#region 设置触发模式
/// <summary>
/// 设置触发模式
/// </summary>
/// <param name="IE2VCamer_"></param>
/// <returns></returns>
public bool Set_Trigger(IE2VCamer_ShuJu IE2VCamer_, string strTrigger)
{
bool ok = false;
try
{
PvGenEnum lMode = IE2VCamer_.MDevice.Parameters.GetEnum("AcquisitionMode");
lMode.ValueString = strTrigger;
}
catch (Exception ex)
{
MessageBox.Show("设置触发模式出错:" + ex.Message);
}
ok = true;
return(ok);
}
/// <summary>
/// Connects to the device from a device info
/// </summary>
/// <param name="aDI"></param>
void Connect(PvDeviceInfo aDI)
{
// Just in case we came here still connected...
Disconnect();
if (aDI == null)
{
MessageBox.Show("GigE Vision devices not currently supported by this sample.", Text);
return;
}
// Create and connect the device controller based on the selected device
mDevice = PvDevice.CreateAndConnect("192.168.1.104");
try
{
// Create and open stream
mStream = PvStream.CreateAndOpen(aDI.ConnectionID);
// GigE Vision specific connection steps
if (aDI.Type == PvDeviceInfoType.GEV)
{
PvDeviceGEV lDeviceGEV = mDevice as PvDeviceGEV;
PvStreamGEV lStreamGEV = mStream as PvStreamGEV;
// Negotiate packet size
lDeviceGEV.NegotiatePacketSize();
// Set stream destination to our stream object
lDeviceGEV.SetStreamDestination(lStreamGEV.LocalIPAddress, lStreamGEV.LocalPort);
// Setup camera serial comms
serial = new PvDeviceSerialPort();
serial.Open(lDeviceGEV, PvDeviceSerial.Bulk0);
}
// Create pipeline - requires stream
mPipeline = new PvPipeline(mStream);
}
catch (PvException ex)
{
// Failure at some point, display and abort
MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
Disconnect();
return;
}
// Register to all events of the parameters in the device's node map
foreach (PvGenParameter lParameter in mDevice.Parameters)
{
lParameter.OnParameterUpdate += new OnParameterUpdateHandler(OnParameterChanged);
}
// Connect link disconnection handler
mDevice.OnLinkDisconnected += new OnLinkDisconnectedHandler(OnLinkDisconnected);
// Update device attributes
UpdateAttributes(aDI);
// Fill acquisition mode combo box
modeComboBox.Items.Clear();
PvGenEnum lMode = mDevice.Parameters.GetEnum("AcquisitionMode");
if (lMode != null)
{
foreach (PvGenEnumEntry lEntry in lMode)
{
if (lEntry.IsAvailable)
{
int lIndex = modeComboBox.Items.Add(lEntry.ValueString);
if (lEntry.ValueInt == lMode.ValueInt)
{
modeComboBox.SelectedIndex = lIndex;
}
}
}
}
// Ready image reception
StartStreaming();
// Sync the UI with our new status
EnableInterface();
}
