增加触发模式，硬件触发还是软件触发

Rs.Camera/HikCamera.cs

@@ -44,6 +44,18 @@ namespace Rs.Camera
         /// </summary>
         Auto
     }
+
+    public enum ETriggerSource
+    {
+        /// <summary>
+        /// 硬触发
+        /// </summary>
+        Line0,
+        /// <summary>
+        /// 软触发
+        /// </summary>
+        Software
+    }
     public class HikCamera
     {
         private static HikCamera instance;
@@ -314,7 +326,7 @@ namespace Rs.Camera
             return 0;
         }
 
-        public int SetTrigger(string camName, ETriggerMode triggerMode= ETriggerMode.Manual)
+        public int SetTrigger(string camName, ETriggerMode triggerMode= ETriggerMode.Manual,ETriggerSource triggerSource= ETriggerSource.Line0)
         {
             if (cameraDic.ContainsKey(camName))
             {
@@ -338,8 +350,16 @@ namespace Rs.Camera
                 }
                 else
                 {
-                    //apiResult = cameraDic[camName].MV_CC_SetEnumValue_NET("TriggerSource", (uint)MyCamera.MV_CAM_TRIGGER_SOURCE.MV_TRIGGER_SOURCE_SOFTWARE);
-                    apiResult = cameraDic[camName].MV_CC_SetEnumValue_NET("TriggerSource", (uint)MyCamera.MV_CAM_TRIGGER_SOURCE.MV_TRIGGER_SOURCE_LINE0);
+                    
+                    if(triggerSource== ETriggerSource.Line0)
+                    {
+                        apiResult = cameraDic[camName].MV_CC_SetEnumValue_NET("TriggerSource", (uint)MyCamera.MV_CAM_TRIGGER_SOURCE.MV_TRIGGER_SOURCE_LINE0);
+                    }
+                    else
+                    {
+                        apiResult = cameraDic[camName].MV_CC_SetEnumValue_NET("TriggerSource", (uint)MyCamera.MV_CAM_TRIGGER_SOURCE.MV_TRIGGER_SOURCE_SOFTWARE);
+                    }
+
                     if (apiResult != 0)
                     {
                         return -1;