Fix broken tests and cleanup.

Former-commit-id: 8ffd61fd16ba32d300ae6cb0bd4a1f4d40915097
Former-commit-id: 2d3f52bf43aaaf8dec769b5f8d537523ad27769f
Former-commit-id: 91c3011b36fc412d8a17ec6102357e7108160813

src/ImageProcessor/Common/Helpers/ImageMaths.cs

@@ -298,8 +298,8 @@ namespace ImageProcessor
 
             topLeft.Y = getMinY(bitmap);
             topLeft.X = getMinX(bitmap);
-            bottomRight.Y = getMaxY(bitmap) + 1;
-            bottomRight.X = getMaxX(bitmap) + 1;
+            bottomRight.Y = (getMaxY(bitmap) + 1).Clamp(0, height);
+            bottomRight.X = (getMaxX(bitmap) + 1).Clamp(0, width);
 
             return GetBoundingRectangle(topLeft, bottomRight);
         }

src/ImageProcessor/Image.cs

@@ -81,8 +81,6 @@ namespace ImageProcessor
         public Image(Image other)
             : base(other)
         {
-            Guard.NotNull(other, nameof(other), "Other image cannot be null.");
-
             foreach (ImageFrame frame in other.Frames)
             {
                 if (frame != null)
@@ -96,6 +94,25 @@ namespace ImageProcessor
             this.CurrentImageFormat = other.CurrentImageFormat;
         }
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Image"/> class.
+        /// </summary>
+        /// <param name="other">
+        /// The other <see cref="ImageFrame"/> to create this instance from.
+        /// </param>
+        /// <exception cref="ArgumentNullException">
+        /// Thrown if the given <see cref="ImageFrame"/> is null.
+        /// </exception>
+        public Image(ImageFrame other)
+            : base(other)
+        {
+            this.HorizontalResolution = DefaultHorizontalResolution;
+            this.VerticalResolution = DefaultVerticalResolution;
+            
+            // Most likely a gif
+            this.CurrentImageFormat = DefaultFormats.Value.First(f => f.GetType() == typeof(GifFormat));
+        }
+
         /// <summary>
         /// Initializes a new instance of the <see cref="Image"/> class.
         /// </summary>

src/ImageProcessor/ParallelImageProcessor.cs

@@ -22,7 +22,8 @@ namespace ImageProcessor
         public void Apply(ImageBase target, ImageBase source, Rectangle sourceRectangle)
         {
             // We don't want to affect the original source pixels so we make clone here.
-            Image temp = new Image((Image)source);
+            ImageFrame frame = source as ImageFrame;
+            Image temp = frame != null ? new Image(frame) : new Image((Image)source);
             this.OnApply(temp, target, target.Bounds, sourceRectangle);
 
             if (this.Parallelism > 1)
@@ -64,7 +65,8 @@ namespace ImageProcessor
             }
 
             // We don't want to affect the original source pixels so we make clone here.
-            Image temp = new Image((Image)source);
+            ImageFrame frame = source as ImageFrame;
+            Image temp = frame != null ? new Image(frame) : new Image((Image)source);
             this.OnApply(temp, target, target.Bounds, sourceRectangle);
 
             targetRectangle = target.Bounds;

src/ImageProcessor/Samplers/EntropyCrop.cs

@@ -58,10 +58,18 @@ namespace ImageProcessor.Samplers
         /// <inheritdoc/>
         protected override void Apply(ImageBase target, ImageBase source, Rectangle targetRectangle, Rectangle sourceRectangle, int startY, int endY)
         {
+            if (source.Bounds == target.Bounds)
+            {
+                target.SetPixels(target.Width, target.Height, source.Pixels);
+                return;
+            }
+
             int targetY = this.cropRectangle.Y;
             int startX = targetRectangle.X;
             int targetX = this.cropRectangle.X;
             int endX = this.cropRectangle.Width;
+            int maxX = endX - 1;
+            int maxY = this.cropRectangle.Bottom - 1;
 
             Parallel.For(
             startY,
@@ -70,7 +78,13 @@ namespace ImageProcessor.Samplers
             {
                 for (int x = startX; x < endX; x++)
                 {
-                    target[x, y] = source[x + targetX, y + targetY];
+                    int offsetY = y + targetY;
+                    offsetY = offsetY.Clamp(0, maxY);
+
+                    int offsetX = x + targetX;
+                    offsetX = offsetX.Clamp(0, maxX);
+
+                    target[x, y] = source[offsetX, offsetY];
                 }
             });
         }

src/ImageProcessor/Samplers/Resampler.cs

@@ -115,6 +115,12 @@ namespace ImageProcessor.Samplers
         /// </remarks>
         private void ApplyResizeOnly(ImageBase target, ImageBase source, Rectangle targetRectangle, int startY, int endY)
         {
+            if (source.Bounds == target.Bounds)
+            {
+                target.SetPixels(target.Width, target.Height, source.Pixels);
+                return;
+            }
+
             int targetY = targetRectangle.Y;
             int targetBottom = targetRectangle.Bottom;
             int startX = targetRectangle.X;

src/ImageProcessor/project.json

@@ -24,6 +24,6 @@
     "Microsoft.NETCore.Platforms": "1.0.1-beta-23516"
   },
   "frameworks": {
-    "dotnet5.4": { }
+    "dnxcore50": { }
   }
 }

tests/ImageProcessor.Tests/Processors/Filters/FilterTests.cs

@@ -13,35 +13,35 @@ namespace ImageProcessor.Tests
     {
         public static readonly TheoryData<string, IImageProcessor> Filters = new TheoryData<string, IImageProcessor>
         {
-            //{ "Brightness-50", new Brightness(50) },
-            //{ "Brightness--50", new Brightness(-50) },
-            //{ "Contrast-50", new Contrast(50) },
-            //{ "Contrast--50", new Contrast(-50) },
-            //{ "BackgroundColor", new BackgroundColor(new Color(243 / 255f, 87 / 255f, 161 / 255f))},
-            //{ "Blend", new Blend(new Image(File.OpenRead("TestImages/Formats/Bmp/Car.bmp")),50)},
-            //{ "Saturation-50", new Saturation(50) },
-            //{ "Saturation--50", new Saturation(-50) },
-            //{ "Alpha--50", new Alpha(50) },
-            //{ "Invert", new Invert() },
-            //{ "Sepia", new Sepia() },
-            //{ "BlackWhite", new BlackWhite() },
-            //{ "Lomograph", new Lomograph() },
-            //{ "Polaroid", new Polaroid() },
-            //{ "Kodachrome", new Kodachrome() },
-            //{ "GreyscaleBt709", new GreyscaleBt709() },
-            //{ "GreyscaleBt601", new GreyscaleBt601() },
-            //{ "Kayyali", new Kayyali() },
-            //{ "Kirsch", new Kirsch() },
-            //{ "Laplacian3X3", new Laplacian3X3() },
-            //{ "Laplacian5X5", new Laplacian5X5() },
-            //{ "LaplacianOfGaussian", new LaplacianOfGaussian() },
-            //{ "Prewitt", new Prewitt() },
-            //{ "RobertsCross", new RobertsCross() },
-            //{ "Scharr", new Scharr() },
-            //{ "Sobel", new Sobel {Greyscale = true} },
+            { "Brightness-50", new Brightness(50) },
+            { "Brightness--50", new Brightness(-50) },
+            { "Contrast-50", new Contrast(50) },
+            { "Contrast--50", new Contrast(-50) },
+            { "BackgroundColor", new BackgroundColor(new Color(243 / 255f, 87 / 255f, 161 / 255f))},
+            { "Blend", new Blend(new Image(File.OpenRead("TestImages/Formats/Bmp/Car.bmp")),50)},
+            { "Saturation-50", new Saturation(50) },
+            { "Saturation--50", new Saturation(-50) },
+            { "Alpha--50", new Alpha(50) },
+            { "Invert", new Invert() },
+            { "Sepia", new Sepia() },
+            { "BlackWhite", new BlackWhite() },
+            { "Lomograph", new Lomograph() },
+            { "Polaroid", new Polaroid() },
+            { "Kodachrome", new Kodachrome() },
+            { "GreyscaleBt709", new GreyscaleBt709() },
+            { "GreyscaleBt601", new GreyscaleBt601() },
+            { "Kayyali", new Kayyali() },
+            { "Kirsch", new Kirsch() },
+            { "Laplacian3X3", new Laplacian3X3() },
+            { "Laplacian5X5", new Laplacian5X5() },
+            { "LaplacianOfGaussian", new LaplacianOfGaussian() },
+            { "Prewitt", new Prewitt() },
+            { "RobertsCross", new RobertsCross() },
+            { "Scharr", new Scharr() },
+            { "Sobel", new Sobel {Greyscale = true} },
             { "Pixelate", new Pixelate(8)  },
-            //{ "GuassianBlur", new GuassianBlur(10) },
-            //{ "GuassianSharpen", new GuassianSharpen(10) }
+            { "GuassianBlur", new GuassianBlur(10) },
+            { "GuassianSharpen", new GuassianSharpen(10) }
         };
 
         [Theory]

tests/ImageProcessor.Tests/Processors/ProcessorTestBase.cs

@@ -19,26 +19,13 @@ namespace ImageProcessor.Tests
         /// </summary>
         public static readonly List<string> Files = new List<string>
         {
-            //"TestImages/Formats/Jpg/Backdrop.jpg",
             "TestImages/Formats/Jpg/Calliphora.jpg",
-            //"TestImages/Formats/Jpg/china.jpg",
-            //"TestImages/Formats/Jpg/ant.jpg",
-            //"TestImages/Formats/Jpg/parachute.jpg",
-            //"TestImages/Formats/Jpg/lomo.jpg",
-            //"TestImages/Formats/Jpg/shaftesbury.jpg",
-            //"TestImages/Formats/Jpg/gamma_dalai_lama_gray.jpg",
-            //"TestImages/Formats/Jpg/greyscale.jpg",
+            "TestImages/Formats/Jpg/gamma_dalai_lama_gray.jpg",
             "TestImages/Formats/Bmp/Car.bmp",
-            //"TestImages/Formats/Png/cballs.png",
-            //"TestImages/Formats/Png/blur.png",
-            //"TestImages/Formats/Png/cmyk.png",
-            //"TestImages/Formats/Png/gamma-1.0-or-2.2.png",
-            //"TestImages/Formats/Png/splash.png",
-            //"TestImages/Formats/Gif/leaf.gif",
-            //"TestImages/Formats/Gif/ben2.gif",
-            //"TestImages/Formats/Gif/rings.gif",
-            //"TestImages/Formats/Gif/ani2.gif",
-            //"TestImages/Formats/Gif/giphy.gif"
+            "TestImages/Formats/Png/blur.png",
+            "TestImages/Formats/Png/splash.png",
+            "TestImages/Formats/Gif/rings.gif",
+            "TestImages/Formats/Gif/giphy.gif"
         };
     }
 }

tests/ImageProcessor.Tests/TestImages/Formats/Gif/ani2.gif.REMOVED.git-id

@@ -1 +0,0 @@
-c2c7a5fcc0f00cdef39dacd7df0816137b3d63a3

tests/ImageProcessor.Tests/TestImages/Formats/Gif/leaf.gif.REMOVED.git-id

@@ -1 +0,0 @@
-98e8f0bd9cd631e784bcc356a589d87989d43176

tests/ImageProcessor.Tests/TestImages/Formats/Jpg/ant.jpg.REMOVED.git-id

@@ -1 +0,0 @@
-1da0ed59ed220f32d72b01e6cbb9c73a7f3b9b35

tests/ImageProcessor.Tests/TestImages/Formats/Jpg/china.jpg.REMOVED.git-id

@@ -1 +0,0 @@
-8cee90e94f9f09e04697bee0477bb5059b85c63f

tests/ImageProcessor.Tests/TestImages/Formats/Jpg/greyscale.jpg.REMOVED.git-id

@@ -1 +0,0 @@
-aca934c81771312563d8db52eedd95bb01164048

tests/ImageProcessor.Tests/TestImages/Formats/Jpg/shaftesbury.jpg.REMOVED.git-id

@@ -1 +0,0 @@
-2eabac96326130ba423b3fecb5a163b734278370

tests/ImageProcessor.Tests/TestImages/Formats/Png/cballs.png.REMOVED.git-id

@@ -1 +0,0 @@
-58c3318271250961bfac9fe6e9c8b0053e1b8e28