Update to NET 4.6 etc

Former-commit-id: 13504b6bd87f681d061848d19c5f3cb607e96dc6
Former-commit-id: eff308eb2d06484cbe38ef3a808f29584233ac6e
Former-commit-id: fc96b270e55c0ed1d7dd47e2769402c348bf298e

src/ImageProcessor/Colors/Bgra.cs

@@ -1,5 +1,5 @@
 // <copyright file="Bgra.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Colors/Cmyk.cs

@@ -1,5 +1,5 @@
 // <copyright file="Cmyk.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Colors/Hsv.cs

@@ -1,5 +1,5 @@
 // <copyright file="Hsv.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Colors/YCbCr.cs

@@ -1,5 +1,5 @@
 // <copyright file="YCbCr.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Common/Exceptions/ImageFormatException.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="ImageFormatException.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Common/Extensions/ByteExtensions.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="ByteExtensions.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Common/Extensions/ComparableExtensions.cs

@@ -1,5 +1,5 @@
 // <copyright file="ComparableExtensions.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Common/Helpers/Guard.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="Guard.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Common/Helpers/ImageMaths.cs

@@ -1,5 +1,5 @@
 // <copyright file="ImageMaths.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Common/Helpers/PixelOperations.cs

@@ -1,5 +1,5 @@
 // <copyright file="PixelOperations.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 
@@ -105,7 +105,7 @@ namespace ImageProcessor
         /// <returns>
         /// The <see cref="float"/>.
         /// </returns>
-        private static float SrgbToLinear(float signal)
+        internal static float SrgbToLinear(float signal)
         {
             float a = 0.055f;
 
@@ -126,7 +126,7 @@ namespace ImageProcessor
         /// <returns>
         /// The <see cref="float"/>.
         /// </returns>
-        private static float LinearToSrgb(float signal)
+        internal static float LinearToSrgb(float signal)
         {
             float a = 0.055f;
 

src/ImageProcessor/Filters/Alpha.cs

@@ -1,5 +1,5 @@
 // <copyright file="Alpha.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/BlackWhite.cs

@@ -1,5 +1,5 @@
 // <copyright file="BlackWhite.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/ColorMatrix.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="ColorMatrix.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // --------------------------------------------------------------------------------------------------------------------

src/ImageProcessor/Filters/ColorMatrix/ColorMatrixFilter.cs

@@ -1,5 +1,5 @@
 // <copyright file="ColorMatrixFilter.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/GreyscaleBt601.cs

@@ -1,5 +1,5 @@
 // <copyright file="GreyscaleBt601.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/GreyscaleBt709.cs

@@ -1,5 +1,5 @@
 // <copyright file="GreyscaleBt709.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/Lomograph.cs

@@ -1,5 +1,5 @@
 // <copyright file="Lomograph.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/Polaroid.cs

@@ -1,5 +1,5 @@
 // <copyright file="Polaroid.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ColorMatrix/Sepia.cs

@@ -1,5 +1,5 @@
 // <copyright file="Sepia.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/Contrast.cs

@@ -1,5 +1,5 @@
 // <copyright file="Contrast.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/ImageFilterExtensions.cs

@@ -1,5 +1,5 @@
 // <copyright file="ImageFilterExtensions.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Filters/Invert.cs

@@ -0,0 +1,36 @@
+// <copyright file="Invert.cs" company="James South">
+// Copyright (c) James South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
+namespace ImageProcessor.Filters
+{
+    /// <summary>
+    /// An <see cref="IImageProcessor"/> to invert the colors of an <see cref="Image"/>.
+    /// </summary>
+    public class Invert : ParallelImageProcessor
+    {
+        /// <inheritdoc/>
+        protected override void Apply(ImageBase target, ImageBase source, Rectangle targetRectangle, Rectangle sourceRectangle, int startY, int endY)
+        {
+            int sourceY = sourceRectangle.Y;
+            int sourceBottom = sourceRectangle.Bottom;
+            int startX = sourceRectangle.X;
+            int endX = sourceRectangle.Right;
+
+            for (int y = startY; y < endY; y++)
+            {
+                if (y >= sourceY && y < sourceBottom)
+                {
+                    for (int x = startX; x < endX; x++)
+                    {
+                        // TODO: This doesn't work for gamma test images.
+                        Bgra color = source[x, y];
+                        Bgra targetColor = new Bgra((255 - color.B).ToByte(), (255 - color.G).ToByte(), (255 - color.R).ToByte(), color.A);
+                        target[x, y] = targetColor;
+                    }
+                }
+            }
+        }
+    }
+}

src/ImageProcessor/Formats/Bmp/BmpCompression.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="BmpCompression.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Bmp/BmpDecoder.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="BmpDecoder.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Bmp/BmpDecoderCore.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="BmpDecoderCore.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Bmp/BmpEncoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="BmpEncoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Bmp/BmpFileHeader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="BmpFileHeader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Bmp/BmpFormat.cs

@@ -1,5 +1,5 @@
 // <copyright file="BmpFormat.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Bmp/BmpInfoHeader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="BmpInfoHeader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Gif/BitEncoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="BitEncoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/DisposalMethod.cs

@@ -1,5 +1,5 @@
 // <copyright file="DisposalMethod.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/GifConstants.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifConstants.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/GifDecoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifDecoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/GifDecoderCore.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifDecoderCore.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/GifEncoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifEncoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/GifFormat.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifFormat.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/LzwDecoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="LzwDecoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 
@@ -81,7 +81,7 @@ namespace ImageProcessor.Formats
             int[] pixelStatck = new int[MaxStackSize + 1]; // ÓÃÓÚÁÙʱ±£´æÊý¾ÝÁ÷
 
             int top = 0;
-            int count = 0; // ÔÚÏÂÃæµÄÑ­»·ÖУ¬Ã¿´Î»á»ñÈ¡Ò»¶¨Á¿µÄ±àÂëµÄ×Ö½ÚÊý×飬¶ø´¦ÀíÕâЩÊý×éµÄʱºòÐèÒª1¸ö¸ö×Ö½ÚÀ´´¦Àí£¬count¾ÍÊDZíʾ»¹Òª´¦ÀíµÄ×Ö½ÚÊýÄ¿
+            int count = 0; // ÔÚÏÂÃæµÄÑ­»·ÖУ¬Ã¿´Î»á»ñÈ¡Ò»¶¨Á¿µÄ±àÂëµÄ×Ö½ÚÊý×飬¶ø´¦ÀíÕâÐ(c)Êý×éµÄʱºòÐèÒª1¸ö¸ö×Ö½ÚÀ´´¦Àí£¬count¾ÍÊDZíʾ»¹Òª´¦ÀíµÄ×Ö½ÚÊýÄ¿
             int bi = 0; // count±íʾ»¹Ê£¶àÉÙ×Ö½ÚÐèÒª´¦Àí£¬¶øbiÔò±íʾ±¾´ÎÒѾ­´¦ÀíµÄ¸öÊý
             int xyz = 0; // i´ú±íµ±Ç°´¦ÀíµÃµ½ÏñËØÊý
 
@@ -134,10 +134,10 @@ namespace ImageProcessor.Formats
                         continue;
                     }
 
-                    // Èç¹ûÒѾ­ÓÐ×ã¹»µÄbitÊý¿É¹©´¦Àí£¬ÏÂÃæ¾ÍÊÇ´¦Àí¹ý³Ì
+                    // Èç¹ûÒѾ­ÓÐ×ã¹»µÄbitÊý¿É¹(c)´¦Àí£¬ÏÂÃæ¾ÍÊÇ´¦Àí¹ý³Ì
                     // »ñÈ¡±àÂë
                     code = data & codeMask; // »ñÈ¡dataÊý¾ÝµÄ±àÂëλ´óСbitµÄÊý¾Ý
-                    data >>= codeSize; // ½«±àÂëÊý¾Ý½ØÈ¡ºó£¬Ô­À´µÄÊý¾Ý¾Íʣϼ¸¸öbitÁË£¬´Ëʱ½«ÕâЩbitÓÒÒÆ£¬ÎªÏ´Î×÷×¼±¸
+                    data >>= codeSize; // ½«±àÂëÊý¾Ý½ØÈ¡ºó£¬Ô­À´µÄÊý¾Ý¾Íʣϼ¸¸öbitÁË£¬´Ëʱ½«ÕâÐ(c)bitÓÒÒÆ£¬ÎªÏ´Î×÷×¼±¸
                     bits -= codeSize; // ͬʱÐèÒª½«µ±Ç°Êý¾ÝµÄbitÊý¼õÈ¥±àÂë볤£¬ÒòΪÒѾ­µÃµ½ÁË´¦Àí¡£
 
                     // ÏÂÃæ¸ù¾Ý»ñÈ¡µÄcodeÖµÀ´½øÐд¦Àí

src/ImageProcessor/Formats/Gif/LzwEncoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="LzwEncoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Quantizer/IQuantizer.cs

@@ -1,5 +1,5 @@
 // <copyright file="IQuantizer.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Quantizer/OctreeQuantizer.cs

@@ -1,5 +1,5 @@
 // <copyright file="OctreeQuantizer.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Quantizer/QuantizedImage.cs

@@ -1,5 +1,5 @@
 // <copyright file="QuantizedImage.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Quantizer/Quantizer.cs

@@ -1,5 +1,5 @@
 // <copyright file="Quantizer.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Sections/GifGraphicsControlExtension.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifGraphicsControlExtension.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Sections/GifImageDescriptor.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifImageDescriptor.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Gif/Sections/GifLogicalScreenDescriptor.cs

@@ -1,5 +1,5 @@
 // <copyright file="GifLogicalScreenDescriptor.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/IImageDecoder.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="IImageDecoder.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/IImageEncoder.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="IImageEncoder.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/IImageFormat.cs

@@ -1,5 +1,5 @@
 // <copyright file="IImageFormat.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Jpg/JpegDecoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="JpegDecoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Jpg/JpegEncoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="JpegEncoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Jpg/JpegFormat.cs

@@ -1,5 +1,5 @@
 // <copyright file="JpegFormat.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Jpg/LibJpeg/BitStream.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="BitStream.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Jpg/LibJpeg/DecompressorToJpegImage.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="DecompressorToJpegImage.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Jpg/LibJpeg/IDecompressDestination.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="IDecompressDestination.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // --------------------------------------------------------------------------------------------------------------------

src/ImageProcessor/Formats/Png/GrayscaleReader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="GrayscaleReader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/IColorReader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="IColorReader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PaletteIndexReader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PaletteIndexReader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PngChunk.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PngChunk.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PngChunkTypes.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PngChunkTypes.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PngColorTypeInformation.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PngColorTypeInformation.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PngDecoder.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PngDecoder.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PngDecoderCore.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PngDecoderCore.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/PngEncoder.cs

@@ -1,5 +1,5 @@
 // <copyright file="PngEncoder.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/PngFormat.cs

@@ -1,5 +1,5 @@
 // <copyright file="PngFormat.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/PngHeader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="PngHeader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/TrueColorReader.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="TrueColorReader.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Formats/Png/Zlib/Adler32.cs

@@ -1,5 +1,5 @@
 // <copyright file="Adler32.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/Crc32.cs

@@ -1,5 +1,5 @@
 // <copyright file="Crc32.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/DeflateStrategy.cs

@@ -1,5 +1,5 @@
 // <copyright file="DeflateStrategy.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/Deflater.cs

@@ -1,5 +1,5 @@
 // <copyright file="Deflater.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/DeflaterConstants.cs

@@ -1,5 +1,5 @@
 // <copyright file="DeflaterConstants.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/DeflaterEngine.cs

@@ -1,5 +1,5 @@
 // <copyright file="DeflaterEngine.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/DeflaterOutputStream.cs

@@ -1,5 +1,5 @@
 // <copyright file="DeflaterOutputStream.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/DeflaterPending.cs

@@ -1,5 +1,5 @@
 // <copyright file="DeflaterPending.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/GeneralBitFlags.cs

@@ -1,5 +1,5 @@
 // <copyright file="GeneralBitFlags.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Formats/Png/Zlib/IChecksum.cs

@@ -1,5 +1,5 @@
 // <copyright file="IChecksum.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/IImage.cs

@@ -1,5 +1,5 @@
 // <copyright file="IImage.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/IImageBase.cs

@@ -1,5 +1,5 @@
 // <copyright file="IImageBase.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/IImageProcessor.cs

@@ -1,5 +1,5 @@
 // <copyright file="IImageProcessor.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Image.cs

@@ -1,5 +1,5 @@
 // <copyright file="Image.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/ImageBase.cs

@@ -1,5 +1,5 @@
 // <copyright file="ImageBase.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/ImageExtensions.cs

@@ -1,5 +1,5 @@
 // <copyright file="ImageFilterExtensions.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/ImageFrame.cs

@@ -1,5 +1,5 @@
 // <copyright file="ImageFrame.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/ImageProcessor.csproj

@@ -2,7 +2,7 @@
 <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
-    <MinimumVisualStudioVersion>11.0</MinimumVisualStudioVersion>
+    <MinimumVisualStudioVersion>14.0</MinimumVisualStudioVersion>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
     <ProjectGuid>{8047C4AC-7097-4DE4-B00D-6D55EBCF1D36}</ProjectGuid>
@@ -13,8 +13,9 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
-    <TargetFrameworkProfile>Profile259</TargetFrameworkProfile>
+    <TargetFrameworkProfile>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    </TargetFrameworkProfile>
+    <TargetFrameworkVersion>v5.0</TargetFrameworkVersion>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
     <RestorePackages>true</RestorePackages>
     <NuGetPackageImportStamp>
@@ -39,16 +40,11 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
-  <ItemGroup>
-    <!-- A reference to the entire .NET Framework is automatically included -->
-    <Analyzer Include="..\..\packages\StyleCop.Analyzers.1.0.0-beta015\analyzers\dotnet\cs\Newtonsoft.Json.dll" />
-    <Analyzer Include="..\..\packages\StyleCop.Analyzers.1.0.0-beta015\analyzers\dotnet\cs\StyleCop.Analyzers.CodeFixes.dll" />
-    <Analyzer Include="..\..\packages\StyleCop.Analyzers.1.0.0-beta015\analyzers\dotnet\cs\StyleCop.Analyzers.dll" />
-  </ItemGroup>
   <ItemGroup>
     <Compile Include="Colors\Cmyk.cs" />
     <Compile Include="Common\Helpers\ImageMaths.cs" />
     <Compile Include="Common\Helpers\PixelOperations.cs" />
+    <Compile Include="Filters\Invert.cs" />
     <Compile Include="Filters\Alpha.cs" />
     <Compile Include="Filters\ColorMatrix\ColorMatrix.cs" />
     <Compile Include="Filters\ColorMatrix\ColorMatrixFilter.cs" />
@@ -58,7 +54,6 @@
     <Compile Include="Filters\ColorMatrix\Polaroid.cs" />
     <Compile Include="Filters\ColorMatrix\Lomograph.cs" />
     <Compile Include="Filters\ColorMatrix\Sepia.cs" />
-    <Compile Include="Filters\ColorMatrix\Invert.cs" />
     <Compile Include="Filters\Contrast.cs" />
     <Compile Include="Filters\ImageFilterExtensions.cs" />
     <Compile Include="Formats\Png\Zlib\Adler32.cs" />
@@ -239,7 +234,7 @@
     <None Include="Formats\Gif\README.md" />
     <None Include="Formats\Jpg\README.md" />
     <None Include="Formats\Png\Zlib\README.md" />
-    <None Include="packages.config" />
+    <None Include="project.json" />
     <None Include="stylecop.json" />
   </ItemGroup>
   <ItemGroup>
@@ -248,13 +243,6 @@
   </ItemGroup>
   <ItemGroup />
   <Import Project="$(MSBuildExtensionsPath32)\Microsoft\Portable\$(TargetFrameworkVersion)\Microsoft.Portable.CSharp.targets" />
-  <Import Project="..\..\packages\StyleCop.Analyzers.1.0.0-beta015\build\StyleCop.Analyzers.targets" Condition="Exists('..\..\packages\StyleCop.Analyzers.1.0.0-beta015\build\StyleCop.Analyzers.targets')" />
-  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
-    <PropertyGroup>
-      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
-    </PropertyGroup>
-    <Error Condition="!Exists('..\..\packages\StyleCop.Analyzers.1.0.0-beta015\build\StyleCop.Analyzers.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\StyleCop.Analyzers.1.0.0-beta015\build\StyleCop.Analyzers.targets'))" />
-  </Target>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
   <Target Name="BeforeBuild">

src/ImageProcessor/ImageProperty.cs

@@ -1,6 +1,6 @@
 // --------------------------------------------------------------------------------------------------------------------
 // <copyright file="ImageProperty.cs" company="James South">
-//   Copyright © James South and contributors.
+//   Copyright (c) James South and contributors.
 //   Licensed under the Apache License, Version 2.0.
 // </copyright>
 // <summary>

src/ImageProcessor/Numerics/Point.cs

@@ -1,5 +1,5 @@
 // <copyright file="Point.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Numerics/Rectangle.cs

@@ -1,5 +1,5 @@
 // <copyright file="Rectangle.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Numerics/Size.cs

@@ -1,5 +1,5 @@
 // <copyright file="Size.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/ParallelImageProcessor.cs

@@ -1,5 +1,5 @@
 // <copyright file="ParallelImageProcessor.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Properties/AssemblyInfo.cs

@@ -11,7 +11,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("ImageProcessor")]
-[assembly: AssemblyCopyright("Copyright © James South and contributors.")]
+[assembly: AssemblyCopyright("Copyright (c) James South and contributors.")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 [assembly: NeutralResourcesLanguage("en")]

src/ImageProcessor/Samplers/ImageSampleExtensions.cs

@@ -1,5 +1,5 @@
 // <copyright file="ImageSampleExtensions.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/BicubicResampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="BicubicResampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/BoxResampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="BoxResampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/CatmullRomResampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="CatmullRomResampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/HermiteResampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="HermiteResampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/Lanczos3Resampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="Lanczos3Resampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/Lanczos5Resampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="Lanczos5Resampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/Lanczos8Resampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="Lanczos3Resampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/MitchellNetravaliResampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="MitchellResampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>
 

src/ImageProcessor/Samplers/Resamplers/RobidouxResampler.cs

@@ -1,5 +1,5 @@
 // <copyright file="RobidouxResampler.cs" company="James South">
-// Copyright © James South and contributors.
+// Copyright (c) James South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>