public WebCam(HWDeviceDesciption selectedCamera)
{
isRecording = false;
//logger.Debug("WebCam Constructor");
cameraDevice = new VideoCaptureDevice(selectedCamera.DeviceId);
cameraDevice.NewFrame += CameraDevice_NewFrame;
//logger.Debug("WebCam Constractor end");
}
private void GetPicturesForm_Load(object sender, EventArgs e)
{
savedDevice = config.GetDevice(pictureDialog.GetDeviceType());
deviceWorker = devicesFactory.GetDeviceWorkFactory(pictureDialog.GetDeviceType());
deviceWorker.Completed += DeviceWorker_Completed;
deviceWorker.Error += DeviceWorker_Error;
deviceWorker.ImageChanged += DeviceWorker_ImageChanged;
}
public WebCam(int durationTimeSec, HWDeviceDesciption selectedCamera)
: this(selectedCamera)
{
// logger.Debug("WebCam Constructor");
//cameraDevice = new VideoCaptureDevice(selectedCamera.DeviceId);
//cameraDevice.NewFrame += CameraDevice_NewFrame;
this.durationTimeSec = durationTimeSec;
// logger.Debug("WebCam Constractor end");
}
private void DevicesSettings_Load(object sender, EventArgs e)
{
devicesSearcher = new DeviceSearchFactory(settings.GetDeviceType());
devices = devicesSearcher.GetDevices().ToList();
savedDevice = _deviceConfiguration.GetDevice(settings.GetDeviceType());
if (!devices.Any())
{
SaveSetting.Text = "Закрыть";
}
}
public void SaveDevice(HWDeviceDesciption device)
{
switch (device.Device)
{
case DeviceType.Scanner:
currentConfiguration.Scanner.Device = device;
break;
case DeviceType.WebCam:
currentConfiguration.WebCam.Device = device;
break;
}
SaveConfiguration();
}
public HWDeviceDesciption GetDevice(DeviceType deviceType)
{
HWDeviceDesciption device = new HWDeviceDesciption();
switch (deviceType)
{
case DeviceType.Scanner:
device = currentConfiguration.Scanner.Device;
break;
case DeviceType.WebCam:
device = currentConfiguration.WebCam.Device;
break;
}
return(device);
}
public void SaveDevice_TestMethod()
{
IDeviceConfiguration configuration = new ConfigurationSettings();
var webCam = new HWDeviceDesciption()
{
Device = DeviceType.WebCam,
DeviceId = "camera id custom",
Name = "camera name custom"
};
configuration.SaveDevice(webCam);
var savedWebCam = configuration.GetDevice(DeviceType.WebCam);
Assert.AreEqual(savedWebCam.Device, webCam.Device);
Assert.AreEqual(savedWebCam.DeviceId, webCam.DeviceId);
Assert.AreEqual(savedWebCam.Name, webCam.Name);
Assert.AreEqual(savedWebCam.IsSet, webCam.IsSet);
}
public Scanner(HWDeviceDesciption selectedScanner)
{
this.selectedScanner = selectedScanner;
twain = new Twain32();
twain.IsTwain2Enable = true;
// set twain settings
twain.DisableAfterAcquire = true;
twain.ShowUI = false;
if (this.ParentWindowHandle != IntPtr.Zero)
{
var parentWnd = new NativeWindow();
parentWnd.AssignHandle(this.ParentWindowHandle);
twain.Parent = parentWnd;
}
// add event handlers
twain.EndXfer += endXferEventHandler;
twain.AcquireCompleted += acquireCompletedEventHandler;
twain.AcquireError += acquireErrorEventHandler;
}
public WebCamSettings()
{
Device = new HWDeviceDesciption();
}
public ScannerSetings()
{
Device = new HWDeviceDesciption();
}
public bool IsScannerAvailible()
{
var Scanner = Configuration.GetDevice(DeviceType.Scanner);
var twain = new Saraff.Twain.Twain32();
var isDsmOpened = false;
try
{
twain.IsTwain2Enable = false;
isDsmOpened = twain.OpenDSM();
twain.ShowUI = false;
}
catch (Exception ex)
{
if (twain != null)
{
twain.CloseDSM();
twain.Dispose();
}
logger.Error(ex);
return(false);
}
if (isDsmOpened)
{
if (!string.IsNullOrEmpty(Scanner.DeviceId))
{
if (twain.SourcesCount >= int.Parse(Scanner.DeviceId) + 1)
{
twain.SourceIndex = int.Parse(Scanner.DeviceId);
}
else
{
return(false);
}
}
else //если мы все-таки папали в ветку else, значит устройства еще не было, нужно сохранить первый попавшийся в конфиг
{
if (twain.SourcesCount != 0)
{
Scanner = new HWDeviceDesciption
{
Device = DeviceType.Scanner,
DeviceId = "0",
Name = twain.GetSourceProductName(0)
};
Configuration.SaveDevice(Scanner);
twain.SourceIndex = 0;
}
}
for (int i = 0; i < twain.SourcesCount; i++)
{
if (Scanner.Name == twain.GetSourceProductName(i))
{
//совпадение по имени выбранного устройства со списком не гарантирует работу сканера. сканер может быть выключен или иметь битый драйвер, например.
if (Scanner.DeviceId == i.ToString())
{
//проверить работу сканера можно здесь...
//неужели начать сканирование и оборвать единственный способ?
twain.AcquireError += twain_AcquireError;
twain.AcquireCompleted += twain_AcquireCompleted;
try
{
if (twain.SourcesCount >= int.Parse(Scanner.DeviceId) + 1)
{
twain.OpenDataSource();
var resolutions = twain.Capabilities.XResolution.Get();
if (resolutions.Count > 0)
{
twain.Capabilities.XResolution.Set((float)resolutions[0]);
twain.Capabilities.YResolution.Set((float)resolutions[0]);
}
this.CheckCompleted = false;
twain.ImageLayout = new RectangleF(new PointF(0, 0), new SizeF(0.2f, 0.2f));
twain.ShowUI = false;
twain.Acquire();
}
else
{
return(false);
}
}
catch (Exception ex)
{
twain.CloseDataSource();
twain.CloseDSM();
twain.Dispose();
logger.Error("Не могу установить соединение со сканером: \n" + ex.Message + "\n Inner exeption: \n" + ex.InnerException);
return(false);
}
while (!this.CheckCompleted)
{
System.Windows.Forms.Application.DoEvents();
}
return(this.IsScanerWork);
}
}
}
// если мы дошли до этого места, значит:
// 1. в конфиге уже сохранено какое-то устройство.
// 2. в списке доступных устройств его нет
// по идеи, ничего делать не нужно, возвращаем false. выбранное устройство не доступно(нет в списке)
//
}
return(false);
}