Clipping performance improvement

src/ImageSharp/Formats/Heif/Av1/Av1Math.cs

@@ -93,35 +93,9 @@ internal static class Av1Math
     public static uint Clip1(uint value, int bitDepth) =>
         Clip3(0, (1U << bitDepth) - 1, value);
 
-    public static uint Clip3(uint x, uint y, uint z)
-    {
-        if (z < x)
-        {
-            return x;
-        }
-
-        if (z > y)
-        {
-            return y;
-        }
-
-        return z;
-    }
+    public static uint Clip3(uint min, uint max, uint value) => Math.Max(min, Math.Min(max, value));
 
-    public static int Clip3(int x, int y, int z)
-    {
-        if (z < x)
-        {
-            return x;
-        }
-
-        if (z > y)
-        {
-            return y;
-        }
-
-        return z;
-    }
+    public static int Clip3(int min, int max, int value) => Math.Max(min, Math.Min(max, value));
 
     public static uint Round2(uint value, int n)
     {

tests/ImageSharp.Tests/Formats/Heif/Av1/Av1MathTests.cs

@@ -108,4 +108,16 @@ public class Av1MathTests
         Av1Math.SetBit(ref actual, n);
         Assert.Equal(expected, actual);
     }
+
+    [Theory]
+    [InlineData(255, 4, 4)]
+    [InlineData(255, -1, 0)]
+    [InlineData(255, 255, 255)]
+    [InlineData(255, 256, 255)]
+    [InlineData(255, 1000, 255)]
+    public void TestClip3(int max, int value, int expected)
+    {
+        int actual = Av1Math.Clip3(0, max, value);
+        Assert.Equal(expected, actual);
+    }
 }