public bool OpenCameraByCameraID(string CamID)
{
bool res = false;
int camIdx = GetCameraID(CamID);
if (camIdx == -1)
{
return(res);
}
try
{
if (!m_imageProvider.IsOpen)
{
m_imageProvider.Open((uint)camIdx);
}
res = true;
//m_imageProvider.ContinuousShot(); /* Start the grabbing of images until grabbing is stopped. */
}
catch (Exception)
{
//ShowException(e, m_imageProvider.GetLastErrorMessage());
res = false;
}
//res = true;
return(res);
}
/* Handles the selection of cameras from the list box. The currently open device is closed and the first
* selected device is opened. */
private void deviceListView_SelectedIndexChanged(object sender, EventArgs ev)
{
/* Close the currently open image provider. */
/* Stops the grabbing of images. */
Stop();
/* Close the image provider. */
CloseTheImageProvider();
/* Open the selected image provider. */
if (deviceListView.SelectedItems.Count > 0)
{
/* Get the first selected item. */
ListViewItem item = deviceListView.SelectedItems[0];
/* Get the attached device data. */
DeviceEnumerator.Device device = item.Tag as DeviceEnumerator.Device;
try
{
/* Open the image provider using the index from the device data. */
m_imageProvider.Open(device.Index);
}
catch (Exception e)
{
ShowException(e, m_imageProvider.GetLastErrorMessage());
}
}
}
private void Open()
{
if (grabbing)
{
Stop();
}
try
{
deviceHandle = Pylon.CreateDeviceByIndex(deviceIndex);
imageProvider.Open(deviceHandle);
}
catch (Exception e)
{
log.Error("Could not open Basler device.");
LogError(e, imageProvider.GetLastErrorMessage());
return;
}
if (!deviceHandle.IsValid)
{
return;
}
SpecificInfo specific = summary.Specific as SpecificInfo;
if (specific == null)
{
return;
}
// Store the handle into the specific info so that we can retrieve device informations from the configuration dialog.
specific.Handle = deviceHandle;
GenApiEnum currentStreamFormat = PylonHelper.ReadEnumCurrentValue(deviceHandle, "PixelFormat");
if (!string.IsNullOrEmpty(specific.StreamFormat) && specific.StreamFormat != currentStreamFormat.Symbol)
{
PylonHelper.WriteEnum(deviceHandle, "PixelFormat", specific.StreamFormat);
}
// The bayer conversion mode will be set during Prepare().
if (firstOpen)
{
// Restore camera parameters from the XML blurb.
// Regular properties, including image size.
// First we read the current properties from the API to get fully formed properties.
// We merge the values saved in the XML into the properties.
// (The restoration from the XML doesn't create fully formed properties, it just contains the values).
// Then commit the properties to the camera.
Dictionary <string, CameraProperty> cameraProperties = CameraPropertyManager.Read(deviceHandle, summary.Identifier);
CameraPropertyManager.MergeProperties(cameraProperties, specific.CameraProperties);
specific.CameraProperties = cameraProperties;
CameraPropertyManager.WriteCriticalProperties(deviceHandle, specific.CameraProperties);
}
else
{
CameraPropertyManager.WriteCriticalProperties(deviceHandle, specific.CameraProperties);
}
}
private void UpdateDeviceList()
{
try
{
/* 向設備列舉器詢問設備列表。 */
List <DeviceEnumerator.Device> list = DeviceEnumerator.EnumerateDevices();
/* 將每個新設備添加到列表中。 */
foreach (DeviceEnumerator.Device device in list)
{
ListViewItem item = new ListViewItem(device.Name);
if (device.Tooltip.Length > 0)
{
item.ToolTipText = device.Tooltip;
}
item.Tag = device;
//******//
try
{
// 使用設備數據中的索引打開圖像提供者。
m_imageProvider.Open(device.Index);
}
catch (Exception e)
{
ShowException(e, m_imageProvider.GetLastErrorMessage());
}
//*******//
}
}
catch (Exception e)
{
ShowException(e, m_imageProvider.GetLastErrorMessage());
}
}
/// <summary>
/// Opens the Pylon library to Camera Index.
/// </summary>
public void Open()
{
try {
ImageProvider.Open(Index);
} catch (Exception ex) {
log.Fatal("ERROR while opening device with Index " + Index);
log.Fatal("Device Info: " + FullName);
log.Fatal("Exception: " + ex.ToString());
OnErrorReceived?.Invoke(this, ex);
}
}
public SnapshotRetriever(CameraSummary summary, uint deviceIndex)
{
this.summary = summary;
imageProvider.GrabErrorEvent += imageProvider_GrabErrorEvent;
imageProvider.DeviceRemovedEvent += imageProvider_DeviceRemovedEvent;
imageProvider.ImageReadyEvent += imageProvider_ImageReadyEvent;
try
{
imageProvider.Open(deviceIndex);
}
catch (Exception e)
{
LogError(e, imageProvider.GetLastErrorMessage());
}
}
//打开相机
public void Open_Cam()
{
/* Close the currently open image provider. */
/* Stops the grabbing of images. */
Stop();
/* Close the image provider. */
CloseTheImageProvider();
//选择相机
if (Device_list.Count > 0)
{
m_imageProvider.Open(Device_list[0].Index);
}
else
{
MessageBox.Show("无可用相机！！");
}
}
public override void Connect()
{
//Stop,and Close
m_imageProvider.Stop();
m_imageProvider.Close();
setStatus(GrabInstruction.Connect, GrabStage.Closed, GrabState.Idle);
Status.IsConnection = false;
List <DeviceEnumerator.Device> list = DeviceEnumerator.EnumerateDevices();
var device = list.FirstOrDefault();
if (device != null)
{
m_imageProvider.Open(device.Index);
setStatus(GrabInstruction.Connect, GrabStage.Connected, GrabState.Idle);
Status.IsConnection = true;
}
}
/* Handles the selection of cameras from the list box. The currently open device is closed and the first
* selected device is opened. */
private void deviceListView_SelectedIndexChanged(object sender, EventArgs ev)
{
/* Close the currently open image provider. */
/* Stops the grabbing of images. */
Stop();
/* Close the image provider. */
CloseTheImageProvider();
/* Open the selected image provider. */
if (deviceListView.SelectedItems.Count > 0)
{
/* Get the first selected item. */
ListViewItem item = deviceListView.SelectedItems[0];
/* Get the attached device data. */
DeviceEnumerator.Device device = (DeviceEnumerator.Device)item.Tag;
try
{
/* Open the image provider using the index from the device data. */
m_imageProvider.Open(device.Index);
m_imageProvider.GetNodeFromDevice(device.Name);
hDev = Pylon.CreateDeviceByIndex(device.Index);
}
catch (Exception e)
{
ShowException(e, m_imageProvider.GetLastErrorMessage());
}
}
// Console.WriteLine(m_imageProvider.get_integerParam("Width").ToString());
// hDev = new PYLON_DEVICE_HANDLE();
// Pylon.Initialize();
/* Enumerate all camera devices. You must call
* PylonEnumerateDevices() before creating a device. */
/* if (0 == Pylon.EnumerateDevices())
* {
* throw new Exception("No devices found.");
* }
*/
}
public SnapshotRetriever(CameraSummary summary, uint deviceIndex)
{
this.summary = summary;
imageProvider.GrabErrorEvent += imageProvider_GrabErrorEvent;
imageProvider.DeviceRemovedEvent += imageProvider_DeviceRemovedEvent;
imageProvider.ImageReadyEvent += imageProvider_ImageReadyEvent;
try
{
stopwatch.Start();
imageProvider.Open(deviceIndex);
log.DebugFormat("{0} opened in {1} ms.", summary.Alias, stopwatch.ElapsedMilliseconds);
stopwatch.Stop();
}
catch (Exception e)
{
LogError(e, imageProvider.GetLastErrorMessage());
}
}
private void Open()
{
// Unlike in the DirectShow module, we do not backup and restore camera configuration.
// If the user configured the camera outside of Kinovea we respect the new settings.
// Two reasons:
// 1. In DirectShow we must do the backup/restore to work around drivers that inadvertently reset the camera properties.
// 2. Industrial cameras have many properties that won't be configurable in Kinovea
// so the user is more likely to configure the camera from the outside.
if (grabbing)
{
Stop();
}
try
{
deviceHandle = Pylon.CreateDeviceByIndex(deviceIndex);
imageProvider.Open(deviceHandle);
}
catch (Exception e)
{
log.Error("Could not open Basler device.");
LogError(e, imageProvider.GetLastErrorMessage());
return;
}
if (!deviceHandle.IsValid)
{
return;
}
SpecificInfo specific = summary.Specific as SpecificInfo;
if (specific == null)
{
return;
}
// Store the handle into the specific info so that we can retrieve device informations from the configuration dialog.
specific.Handle = deviceHandle;
GenApiEnum currentStreamFormat = PylonHelper.ReadEnumCurrentValue(deviceHandle, "PixelFormat");
// Some properties can only be changed when the camera is opened but not streaming.
// We store them in the summary when coming back from FormConfiguration, and we write them to the camera here.
// Only do this if it's not the first time we open the camera, to respect any change that could have been done outside Kinovea.
if (!firstOpen)
{
if (specific.StreamFormat != currentStreamFormat.Symbol)
{
PylonHelper.WriteEnum(deviceHandle, "PixelFormat", specific.StreamFormat);
}
if (specific.CameraProperties != null && specific.CameraProperties.ContainsKey("framerate"))
{
if (specific.CameraProperties.ContainsKey("enableFramerate") && specific.CameraProperties["enableFramerate"].Supported)
{
bool enabled = bool.Parse(specific.CameraProperties["enableFramerate"].CurrentValue);
if (!enabled && !specific.CameraProperties["enableFramerate"].ReadOnly)
{
specific.CameraProperties["enableFramerate"].CurrentValue = "true";
CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["enableFramerate"]);
}
}
CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["framerate"]);
}
if (specific.CameraProperties != null && specific.CameraProperties.ContainsKey("width") && specific.CameraProperties.ContainsKey("height"))
{
CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["width"]);
CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["height"]);
}
}
else
{
specific.StreamFormat = currentStreamFormat.Symbol;
}
}
