diff --git a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.FishBite.cs b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.FishBite.cs
index 5d42179a..56e24ff5 100644
--- a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.FishBite.cs
+++ b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.FishBite.cs
@@ -6,6 +6,7 @@ using System.Drawing;
 using BehaviourTree.Composites;
 using BehaviourTree.FluentBuilder;
 using Microsoft.Extensions.Time.Testing;
+using OpenCvSharp;
 
 namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
 {
@@ -20,7 +21,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void FishBite_ShouldSuccess(string screenshot1080p)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             //
@@ -39,7 +40,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void FishBite_Tree_Timeout_ShouldSuccess(string screenshot1080pCheckThrowRod, string screenshot1080pFishBite)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080pCheckThrowRod}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080pCheckThrowRod}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             DateTimeOffset dateTime = new DateTimeOffset(2025, 2, 26, 16, 13, 54, 285, TimeSpan.FromHours(8));
@@ -70,7 +71,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
 
             //
             fakeTimeProvider.SetUtcNow(dateTime.AddSeconds(16));
-            bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080pFishBite}");
+            bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080pFishBite}");
             imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             //
diff --git a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishBoxArea.cs b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishBoxArea.cs
index 5b8f13de..ed005f51 100644
--- a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishBoxArea.cs
+++ b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishBoxArea.cs
@@ -10,6 +10,7 @@ using System.Threading.Tasks;
 using System.Drawing;
 using BetterGenshinImpact.Core.Recognition.ONNX.YOLO;
 using Microsoft.Extensions.Time.Testing;
+using OpenCvSharp;
 
 namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
 {
@@ -25,7 +26,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void GetFishBoxArea_ShouldSuccess(string screenshot1080p)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0,  drawContent: new FakeDrawContent());
 
             var blackboard = new Blackboard(null, sleep: i => { });
@@ -47,7 +48,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void GetFishBoxArea_ShouldFail(string screenshot1080p)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, drawContent: new FakeDrawContent());
 
             var blackboard = new Blackboard(null, sleep: i => { });
diff --git a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishpond.cs b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishpond.cs
index e77aed18..5e9d4603 100644
--- a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishpond.cs
+++ b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.GetFishpond.cs
@@ -10,6 +10,7 @@ using BetterGenshinImpact.GameTask.Model.Area;
 using BetterGenshinImpact.Core.Config;
 using Compunet.YoloV8;
 using BetterGenshinImpact.GameTask.AutoFishing.Model;
+using OpenCvSharp;
 
 namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
 {
@@ -25,7 +26,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void GetFishpondTest_VariousFishExist_ShouldSuccess(string screenshot1080p, IEnumerable<string> fishNames)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
@@ -53,7 +54,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void GetFishpondTest_AllIgnored_ShouldBeRunning(string screenshot1080p, IEnumerable<string> chooseBaitfailures, IEnumerable<string> throwRodNoTargetFishfailures)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
@@ -88,7 +89,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void GetFishpondTest_FishCount_ShouldSuccess(string screenshot1080p, string fishName, int count)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
diff --git a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.ThrowRod.cs b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.ThrowRod.cs
index 0e5b3ff4..3277ee01 100644
--- a/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.ThrowRod.cs
+++ b/Test/BetterGenshinImpact.UnitTest/GameTaskTests/AutoFishingTests/BehavioursTests.ThrowRod.cs
@@ -12,6 +12,7 @@ using System.Drawing;
 using BetterGenshinImpact.Core.Config;
 using Compunet.YoloV8;
 using Microsoft.Extensions.Time.Testing;
+using OpenCvSharp;
 
 namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
 {
@@ -26,7 +27,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void ThrowRodTest_VariousFish_ShouldSuccess(string screenshot1080p, string selectedBaitName)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
@@ -56,7 +57,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void ThrowRodTest_VariousFish_ShouldFail(string screenshot1080p, string selectedBaitName)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
@@ -85,7 +86,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void ThrowRodTest_NoBaitFish_ShouldFail(string screenshot1080p, string selectedBaitName)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
@@ -126,7 +127,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void ThrowRodTest_Target_ShouldBeTheLeftOne()
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\202503082114541115.png");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\202503082114541115.png");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();
@@ -147,7 +148,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
             Assert.Equal(blackboard.fishpond.Fishes.OrderBy(f => f.Rect.X).First(), actual);
 
             //
-            bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\202503082114560489.png");
+            bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\202503082114560489.png");
             imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             //
@@ -168,7 +169,7 @@ namespace BetterGenshinImpact.UnitTest.GameTaskTests.AutoFishingTests
         public void ThrowRodTest_NoTarget_ShouldFail(string screenshot1080p)
         {
             //
-            Bitmap bitmap = new Bitmap(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
+            Mat bitmap = new Mat(@$"..\..\..\Assets\AutoFishing\{screenshot1080p}");
             var imageRegion = new GameCaptureRegion(bitmap, 0, 0, new DesktopRegion(new FakeMouseSimulator()), converter: new ScaleConverter(1d), drawContent: new FakeDrawContent());
 
             var predictor = YoloV8Builder.CreateDefaultBuilder().UseOnnxModel(Global.Absolute(@"Assets\Model\Fish\bgi_fish.onnx")).Build();