Adding convolution type file

Former-commit-id: 85e965b874fbc702157da8348cc2cec4d973d3b5

src/Plugins/ImageProcessor/ImageProcessor.Plugins.Cair/Imaging/ConvolutionType.cs

@@ -0,0 +1,43 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="ConvolutionType.cs" company="James South">
+//   Copyright (c) James South.
+//   Licensed under the Apache License, Version 2.0.
+// </copyright>
+// <summary>
+//   Provides enumeration of the content aware resize convolution types.
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace ImageProcessor.Plugins.Cair.Imaging
+{
+    /// <summary>
+    /// Provides enumeration of the content aware resize convolution types.
+    /// </summary>
+    public enum ConvolutionType
+    {
+        /// <summary>
+        /// The Prewitt kernel convolution type.
+        /// </summary>
+        Prewitt = 0,
+
+        /// <summary>
+        /// The V1 kernel convolution type.
+        /// </summary>
+        V1 = 1,
+
+        /// <summary>
+        /// The VSquare kernel convolution type.
+        /// </summary>
+        VSquare = 2,
+
+        /// <summary>
+        /// The Sobel kernel convolution type.
+        /// </summary>
+        Sobel = 3,
+
+        /// <summary>
+        /// The Laplacian kernel convolution type.
+        /// </summary>
+        Laplacian = 4
+    }
+}