add camera driver layer

2025-12-26 14:54:32 +08:00
parent c6be81d1dd
commit d7ef283b9d
11 changed files with 324 additions and 469 deletions
--- a/LibCamera/CameraDriver.cs
+++ b/LibCamera/CameraDriver.cs
@@ -0,0 +1,84 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ThridLibray;
+
+namespace LibCamera
+{
+    public class CameraDriver : ICameraDriver
+    {
+        public event OnCameraImage OnCameraImage;
+        private IDevice m_dev_cam;
+        private bool camOpened;
+        public void Initialize(string serial, string pixelFormat, double exposure, double gain)
+        {
+            try
+            {
+                camOpened = false;
+                List<IDeviceInfo> deviceList = Enumerator.EnumerateDevices(); 
+                m_dev_cam = Enumerator.GetDeviceByKey(serial);
+                if (m_dev_cam == null)
+                    return;
+                if (!m_dev_cam.Open())
+                    return;
+                using (IEnumParameter p = m_dev_cam.ParameterCollection[ParametrizeNameSet.ImagePixelFormat])
+                {
+                    p.SetValue(pixelFormat);
+                }
+                using (IFloatParameter p = m_dev_cam.ParameterCollection[ParametrizeNameSet.ExposureTime])
+                {
+                    p.SetValue(exposure);
+                }
+                using (IFloatParameter p = m_dev_cam.ParameterCollection[ParametrizeNameSet.GainRaw])
+                {
+                    p.SetValue(gain);
+                }
+                using (IEnumParameter p = m_dev_cam.ParameterCollection[ParametrizeNameSet.AcquisitionMode])
+                {
+                    p.SetValue("Continuous");
+                }
+                using (IEnumParameter p = m_dev_cam.ParameterCollection[ParametrizeNameSet.TriggerMode])
+                {
+                    p.SetValue("On");
+                }
+
+                m_dev_cam.StreamGrabber.ImageGrabbed += StreamGrabber_ImageGrabbed;
+                m_dev_cam.TriggerSet.Open(TriggerSourceEnum.Software);
+                if (!m_dev_cam.GrabUsingGrabLoopThread())
+                    return;
+                camOpened = true;
+            }
+            catch (Exception ex)
+            {
+                camOpened = false;
+                m_dev_cam = null;
+            }
+        }
+        private void StreamGrabber_ImageGrabbed(object sender, GrabbedEventArgs e)
+        {
+            OnCameraImage?.Invoke(e.GrabResult.ToBitmap(true));
+        }
+        public void Stop()
+        {
+            if (!IsOpened())
+                return;
+            m_dev_cam.StreamGrabber.ImageGrabbed -= StreamGrabber_ImageGrabbed;
+            m_dev_cam.ShutdownGrab();
+            m_dev_cam.Dispose();
+            m_dev_cam = null;
+        }
+        public void GrabImage()
+        {
+            if (!IsOpened())
+                return;
+            m_dev_cam?.ExecuteSoftwareTrigger();
+        }
+        public bool IsOpened()
+        {
+            return m_dev_cam != null && camOpened;
+        }
+    }
+}