public override TypeConverter.StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
{
var cameraGuids = new List <Guid>();
var cameraCount = CLEye.CLEyeGetCameraCount();
for (int i = 0; i < cameraCount; i++)
{
cameraGuids.Add(CLEye.CLEyeGetCameraUUID(i));
}
return(new StandardValuesCollection(cameraGuids));
}
private void Load()
{
var guid = CameraGuid;
if (!guid.HasValue)
{
guid = CLEye.CLEyeGetCameraUUID(CameraIndex);
if (guid == Guid.Empty)
{
throw new InvalidOperationException("No camera found with the given index.");
}
}
camera = CLEye.CLEyeCreateCamera(guid.Value, ColorMode, Resolution, FrameRate);
if (camera == IntPtr.Zero)
{
throw new InvalidOperationException("No camera found with the given GUID.");
}
AutoGain = autoGain;
AutoExposure = autoExposure;
AutoWhiteBalance = autoWhiteBalance;
Gain = gain;
Exposure = exposure;
WhiteBalanceRed = whiteBalanceRed;
WhiteBalanceGreen = whiteBalanceGreen;
WhiteBalanceBlue = whiteBalanceBlue;
int width, height;
CLEye.CLEyeCameraGetFrameDimensions(camera, out width, out height);
switch (ColorMode)
{
case CLEyeCameraColorMode.CLEYE_COLOR_RAW:
case CLEyeCameraColorMode.CLEYE_COLOR_PROCESSED:
image = new IplImage(new Size(width, height), IplDepth.U8, 4);
output = new IplImage(image.Size, IplDepth.U8, 3);
break;
case CLEyeCameraColorMode.CLEYE_MONO_RAW:
case CLEyeCameraColorMode.CLEYE_MONO_PROCESSED:
image = new IplImage(new Size(width, height), IplDepth.U8, 1);
output = image;
break;
}
if (!CLEye.CLEyeCameraStart(camera))
{
throw new InvalidOperationException("Unable to start camera.");
}
}
public CLEyeSource()
{
ColorMode = CLEyeCameraColorMode.CLEYE_COLOR_RAW;
Resolution = CLEyeCameraResolution.CLEYE_VGA;
FrameRate = 60;
AutoWhiteBalance = true;
Exposure = 511;
source = Observable.Create <IplImage>((observer, cancellationToken) =>
{
return(Task.Factory.StartNew(() =>
{
lock (captureLock)
{
Load();
try
{
while (!cancellationToken.IsCancellationRequested)
{
if (CLEye.CLEyeCameraGetFrame(camera, image.ImageData, 500))
{
if (image.Channels == 4)
{
CV.CvtColor(image, output, ColorConversion.Bgra2Bgr);
}
observer.OnNext(output.Clone());
}
}
}
finally { Unload(); }
}
},
cancellationToken,
TaskCreationOptions.LongRunning,
TaskScheduler.Default));
})
.PublishReconnectable()
.RefCount();
}
private void Unload()
{
CLEye.CLEyeCameraStop(camera);
CLEye.CLEyeDestroyCamera(camera);
camera = IntPtr.Zero;
}