Moved Despeckle to IMagickImageCreateOperations.

Author: dlemstra

src/Magick.NET.Core/IMagickImage.cs

@@ -867,12 +867,6 @@ public partial interface IMagickImage : IMagickImageCreateOperations, IDisposabl
     /// <exception cref="MagickException">Thrown when an error is raised by ImageMagick.</exception>
     void Decipher(string passphrase);
 
-    /// <summary>
-    /// Despeckle image (reduce speckle noise).
-    /// </summary>
-    /// <exception cref="MagickException">Thrown when an error is raised by ImageMagick.</exception>
-    void Despeckle();
-
     /// <summary>
     /// Determines the bit depth (bits allocated to red/green/blue components). Use the Depth
     /// property to get the current value.

src/Magick.NET.Core/IMagickImageCreateOperations.cs

@@ -400,6 +400,12 @@ public interface IMagickImageCreateOperations
     /// <returns>The angle that was used.</returns>
     double DeskewAndCrop(Percentage threshold);
 
+    /// <summary>
+    /// Despeckle image (reduce speckle noise).
+    /// </summary>
+    /// <exception cref="MagickException">Thrown when an error is raised by ImageMagick.</exception>
+    void Despeckle();
+
     /// <summary>
     /// Resize image to specified size.
     /// <para />

src/Magick.NET/MagickImage.CloneMutator.cs

@@ -215,19 +215,22 @@ public void Crop(uint width, uint height, Gravity gravity)
         public void Crop(IMagickGeometry geometry)
             => Crop(geometry, Gravity.Undefined);
 
-        public double Deskew(Percentage threshold)
-            => Deskew(threshold, autoCrop: false);
-
-        public double DeskewAndCrop(Percentage threshold)
-            => Deskew(threshold, autoCrop: true);
-
         public void Crop(IMagickGeometry geometry, Gravity gravity)
         {
             Throw.IfNull(nameof(geometry), geometry);
 
             SetResult(NativeMagickImage.Crop(geometry.ToString(), gravity));
         }
 
+        public double Deskew(Percentage threshold)
+            => Deskew(threshold, autoCrop: false);
+
+        public double DeskewAndCrop(Percentage threshold)
+            => Deskew(threshold, autoCrop: true);
+
+        public void Despeckle()
+            => SetResult(NativeMagickImage.Despeckle());
+
         public void Resize(uint width, uint height)
             => Resize(new MagickGeometry(width, height));
 

src/Magick.NET/MagickImage.cs

@@ -2545,7 +2545,10 @@ public double DeskewAndCrop(Percentage threshold)
     /// </summary>
     /// <exception cref="MagickException">Thrown when an error is raised by ImageMagick.</exception>
     public void Despeckle()
-        => _nativeInstance.Despeckle();
+    {
+        using var mutator = new Mutator(_nativeInstance);
+        mutator.Despeckle();
+    }
 
     /// <summary>
     /// Determines the bit depth (bits allocated to red/green/blue components). Use the Depth

src/Magick.NET/Native/MagickImage.cs

@@ -368,8 +368,7 @@ private unsafe sealed partial class NativeMagickImage : NativeInstance, INativeM
         public partial IntPtr Deskew(double threshold);
 
         [Throws]
-        [SetInstance]
-        public partial void Despeckle();
+        public partial IntPtr Despeckle();
 
         [Throws]
         public partial nuint DetermineBitDepth(Channels channels);