Files
HawkeyeVision/Hawkeye.VisionBuilder.UI.Sources.Hawkeye/HawkeyeCameraImageSource.cs
2025-08-19 12:45:50 +02:00

134 lines
4.5 KiB
C#

using Inspectron.HawkEye.Protocol;
using OpenCvSharp;
using Serilog;
using System.Net;
using System.Runtime.InteropServices;
using VisionBuilder.UI.Common;
using VisionBuilder.UI.Common.RecipeProcessing;
using CameraSettings = Inspectron.HawkEye.Protocol.CameraSettings;
namespace Hawkeye.VisionBuilder.UI.Sources.Hawkeye
{
public class HawkeyeCameraImageSource : IImageSource, IVisionBuilderModule
{
private readonly HawkeyeSettings _settings;
private ImageClientTCP _client;
private CameraSettings _cameraSettings;
public HawkeyeCameraImageSource(HawkeyeSettings settings)
{
_settings = settings;
}
public void Open()
{
_client = new ImageClientTCP(new IPEndPoint(IPAddress.Parse("192.168.3.15"), 27001),
IPAddress.Parse(_settings.Adapter));
_client.ImageReceived += _client_ImageReceived;
_client.SettingsReceived += _client_SettingsReceived;
_client.Connect();
Log.Information("Connected to Hawkeye camera at {Adapter}", _settings.Adapter, 27001);
}
private void _client_SettingsReceived(CameraSettings obj)
{
ApplySettings(obj);
}
public void ApplySettings(CameraSettings obj)
{
_cameraSettings = UICameraSettings.LoadSettingsLocal(_settings.SettingsFile).ToCameraSettings();
_client.ApplySettings(_cameraSettings);
}
public Task<Mat> GetImage(CancellationToken token)
{
_lastImage = null;
if (_imageAquisitionTaskSource != null && !_imageAquisitionTaskSource.Task.IsCanceled)
{
_imageAquisitionTaskSource.SetCanceled(CancellationToken.None);
_imageAquisitionTaskSource = null;
}
_imageAquisitionTaskSource= new TaskCompletionSource<Mat>();
_client.Trigger();
return _imageAquisitionTaskSource.Task;
}
private TaskCompletionSource<Mat>? _imageAquisitionTaskSource;
private Mat _lastImage;
byte[] _flipBuffer = new byte[2000 * 2000];
private void _client_ImageReceived(byte[] obj)
{
Log.Debug("Got image on {adapter}", _settings.Adapter);
FlipLines(obj, _flipBuffer);
obj = _flipBuffer;
var pinnedArray = GCHandle.Alloc(obj, GCHandleType.Pinned);
var pointer = pinnedArray.AddrOfPinnedObject();
Mat image = new Mat(_cameraSettings.ImageSettings.Lines, _cameraSettings.ImageSettings.SensorWidth,
MatType.CV_8UC1, pointer);
var xCrop = _cameraSettings.ImageSettings.SensorWidth - _cameraSettings.ImageWidth - _cameraSettings.OffsetX;
// crop the image with opencv
_lastImage = image[0, _cameraSettings.ImageSettings.Lines, xCrop,
xCrop + _cameraSettings.ImageWidth].Clone();
if (_cameraSettings.BayerFilter)
{
_lastImage = BayerFilter(_lastImage);
}
_imageAquisitionTaskSource!.SetResult(_lastImage);
pinnedArray.Free();
}
Mat BayerFilter(Mat image)
{
// Assumes input is a single-channel Bayer pattern image (CV_8UC1)
// Output is a 3-channel BGR image (CV_8UC3)
if (image == null || image.Empty())
throw new ArgumentException("Input image is null or empty.", nameof(image));
Mat bgrImage = new Mat();
// Use OpenCV's demosaicing function for Bayer BG pattern
Cv2.CvtColor(image, bgrImage, ColorConversionCodes.BayerBG2BGR);
return bgrImage;
}
protected void FlipLines(byte[] src, byte[] dst)
{
int srcStride = _cameraSettings.ImageSettings.SensorWidth;
int dstStride = _cameraSettings.ImageSettings.SensorWidth;
int pixelSize = 1;
int copySize = srcStride * pixelSize;
var lines = _cameraSettings.ImageSettings.Lines;
for (int line = 0; line < lines; line += 4)
{
for (int i = 0; i < 4; i++)
{
int srcPos = (line + i) * srcStride;
int dstPos = (line + (4 - i)) * dstStride;
for (int j = 0; j < copySize; j++)
{
dst[dstPos + j] = src[srcPos + j];
}
}
}
}
public void InitializeModule()
{
}
}
}