Use default(T)

Former-commit-id: b6028bf2565e2e25395e0658332e351df870277b
Former-commit-id: cfdbc86934bc83757056a87600580cbd81743b53
Former-commit-id: ac78e9ca21eccb3830d5ba12ca573a9f54aae995

src/ImageProcessorCore/Formats/Bmp/BmpDecoderCore.cs

@@ -239,7 +239,7 @@ namespace ImageProcessorCore.Formats
                                 int arrayOffset = (row * width) + (colOffset + shift);
 
                                 // Stored in b-> g-> r-> a order.
-                                T packed = new T();
+                                T packed = default(T);
                                 packed.PackBytes(colors[colorIndex], colors[colorIndex + 1], colors[colorIndex + 2], 255);
                                 imageData[arrayOffset] = packed;
                             }
@@ -289,7 +289,7 @@ namespace ImageProcessorCore.Formats
                             int arrayOffset = ((row * width) + x);
 
                             // Stored in b-> g-> r-> a order.
-                            T packed = new T();
+                            T packed = default(T);
                             packed.PackBytes(b, g, r, 255);
                             imageData[arrayOffset] = packed;
                         }
@@ -328,7 +328,7 @@ namespace ImageProcessorCore.Formats
 
                             // We divide by 255 as we will store the colors in our floating point format.
                             // Stored in b-> g-> r-> a order.
-                            T packed = new T();
+                            T packed = default(T);
                             packed.PackBytes(data[offset], data[offset + 1], data[offset + 2], 255);
                             imageData[arrayOffset] = packed;
                         }
@@ -366,7 +366,7 @@ namespace ImageProcessorCore.Formats
                             int arrayOffset = ((row * width) + x);
 
                             // Stored in b-> g-> r-> a order.
-                            T packed = new T();
+                            T packed = default(T);
                             packed.PackBytes(data[offset], data[offset + 1], data[offset + 2], data[offset + 3]);
                             imageData[arrayOffset] = packed;
                         }

src/ImageProcessorCore/ImageProcessor.cs

@@ -88,6 +88,8 @@ namespace ImageProcessorCore.Processors
         /// <summary>
         /// This method is called before the process is applied to prepare the processor.
         /// </summary>
+        /// <typeparam name="T">The pixel format.</typeparam>
+        /// <typeparam name="TP">The packed format. <example>long, float.</example></typeparam>
         /// <param name="target">Target image to apply the process to.</param>
         /// <param name="source">The source image. Cannot be null.</param>
         /// <param name="targetRectangle">
@@ -104,10 +106,11 @@ namespace ImageProcessorCore.Processors
         }
 
         /// <summary>
-        /// Applies the process to the specified portion of the specified <see cref="ImageBase{T}"/> at the specified location
+        /// Applies the process to the specified portion of the specified <see cref="ImageBase{T, TP}"/> at the specified location
         /// and with the specified size.
         /// </summary>
-        /// <typeparam name="T">The type of pixels contained within the image.</typeparam>
+        /// <typeparam name="T">The pixel format.</typeparam>
+        /// <typeparam name="TP">The packed format. <example>long, float.</example></typeparam>
         /// <param name="target">Target image to apply the process to.</param>
         /// <param name="source">The source image. Cannot be null.</param>
         /// <param name="targetRectangle">
@@ -130,7 +133,8 @@ namespace ImageProcessorCore.Processors
         /// <summary>
         /// This method is called after the process is applied to prepare the processor.
         /// </summary>
-        /// <typeparam name="T">The type of pixels contained within the image.</typeparam>
+        /// <typeparam name="T">The pixel format.</typeparam>
+        /// <typeparam name="TP">The packed format. <example>long, float.</example></typeparam>
         /// <param name="target">Target image to apply the process to.</param>
         /// <param name="source">The source image. Cannot be null.</param>
         /// <param name="targetRectangle">