Files
HawkeyeVision/framework/Inspectron.HawkEye/Camera/InspectronCamera.cs
2025-08-19 12:45:50 +02:00

112 lines
3.8 KiB
C#

using System;
using System.Diagnostics;
using System.Runtime.InteropServices;
using System.Threading;
using Inspectron.Devices.Raspberry;
using Inspectron.HawkEye.Protocol;
using Inspectron.HawkEye.Protocol.Interfaces;
namespace Inspectron.HawkEye.Camera
{
public class InspectronCamera:ICameraControl,IImageSource,ILightControl
{
[DllImport("libVCLibProxy.so", CallingConvention = CallingConvention.Cdecl)]
static extern IntPtr init(Int32 captBuf);
[DllImport("libVCLibProxy.so", CallingConvention = CallingConvention.Cdecl)]
static extern int trigger(IntPtr cpt, byte[] addr, int lines, int captBuf,ref int cancelFlag);
[DllImport("libVCLibProxy.so", CallingConvention = CallingConvention.Cdecl)]
static extern void set_parameters(IntPtr cpt, ref ImageSettings imageSettings);
[DllImport("libVCLibProxy.so", CallingConvention = CallingConvention.Cdecl)]
public static extern int test();
byte[] _buffer = new byte[2048 * 250 * 4];
public InspectronCamera()
{
_i2c = new I2CLinux(0);
_i2c.Open();
}
private bool _isRunningContiniuos = false;
private IntPtr _cp= IntPtr.Zero;
private ImageSettings _imageSettings=new ImageSettings()
{
CaptureBuffer = 25,
Gain = 200,
Lines = 1000,
Shutter = 200,
SensorWidth = 1440
};
private I2CLinux _i2c;
private int _lastBuffer = -1;
public void SetParameters(CameraSettings cameraSettings)
{
_cameraSettings = cameraSettings;
ImageSettings imageSettings = cameraSettings.ImageSettings;
if (_lastBuffer ==-1)
{
_lastBuffer = imageSettings.CaptureBuffer;
_cp = init(_lastBuffer);
}
_imageSettings = imageSettings;
_buffer=new byte[imageSettings.SensorWidth*(imageSettings.Lines)];
var cpImageSettings = imageSettings;
cpImageSettings.UseExternalTrigger =imageSettings.UseExternalTrigger;
if(_lastBuffer==imageSettings.CaptureBuffer)
set_parameters(_cp, ref cpImageSettings);
else
Console.WriteLine("Warning! Buffer size changed. Needs restart");
_i2c.writeBytes(4, 2, 4, BitConverter.GetBytes(imageSettings.Divider));
Thread.Sleep(100);
_i2c.writeBytes(4,3,1, new byte[] { (byte)imageSettings.UseExternalTrigger });
Thread.Sleep(100);
}
private int _cancelFlag = 0;
private CameraSettings _cameraSettings;
public byte[] GetImage()
{
_cancelFlag = 0;
var sw = Stopwatch.StartNew();
_i2c.writeBytes(4, 4, 1,new byte[]{ (byte)(_cameraSettings.LaserTrigger?1:0)} );
//Thread.Sleep(20);
_i2c.writeBytes(4, 5, 4, BitConverter.GetBytes(_cameraSettings.LaserTriggerDelay));
//Thread.Sleep(20);
trigger(_cp, _buffer, _imageSettings.Lines, _imageSettings.CaptureBuffer,ref _cancelFlag);
sw.Stop();
Console.WriteLine("Trigger time: "+sw.ElapsedMilliseconds);
if(_cancelFlag==1)return new byte[0];
return _buffer;
}
public void CancelTrigger()
{
_cancelFlag = 1;
}
public void SetLight(int pwm1, int pwm2)
{
Console.WriteLine($"setting lights to {pwm1}/{pwm2}");
pwm1 = (int)(pwm1 / 100.0 * 255);
pwm2 = (int)(pwm2 / 100.0 * 255);
_i2c.writeBytes(4, 1, 2, new byte[] { (byte)pwm1,(byte)pwm2 });
Thread.Sleep(10);
}
}
}