Merge branch 'bigtiff' of github.com:IldarKhayrutdinov/ImageSharp into bigtiff

src/ImageSharp/Metadata/Profiles/Exif/ExifReader.cs

@@ -150,7 +150,7 @@ namespace SixLabors.ImageSharp.Metadata.Profiles.Exif
             this.Seek(offset);
             int count = this.ReadUInt16();
 
-            Span<byte> offsetBuffer = new byte[4];
+            Span<byte> offsetBuffer = stackalloc byte[4];
             for (int i = 0; i < count; i++)
             {
                 this.ReadValue(values, offsetBuffer);
@@ -177,7 +177,7 @@ namespace SixLabors.ImageSharp.Metadata.Profiles.Exif
             this.Seek(offset);
             ulong count = this.ReadUInt64();
 
-            Span<byte> offsetBuffer = new byte[8];
+            Span<byte> offsetBuffer = stackalloc byte[8];
             for (ulong i = 0; i < count; i++)
             {
                 this.ReadValue64(values, offsetBuffer);

src/ImageSharp/Metadata/Profiles/Exif/Values/ExifLong8Array.cs

@@ -107,10 +107,7 @@ namespace SixLabors.ImageSharp.Metadata.Profiles.Exif
         private bool SetArray(long[] values)
         {
             var numbers = new ulong[values.Length];
-            for (int i = 0; i < values.Length; i++)
-            {
-                numbers[i] = (ulong)values[i];
-            }
+            this.Value = Unsafe.As<long[], ulong[]>(ref values);
 
             this.Value = numbers;
             return true;

src/ImageSharp/Metadata/Profiles/Exif/Values/ExifNumberArray.cs

@@ -56,7 +56,7 @@ namespace SixLabors.ImageSharp.Metadata.Profiles.Exif
                 case int[] array:
                 {
                     // workaround for inconsistent covariance of value-typed arrays
-                    if (value.GetType().Equals(typeof(uint[])))
+                    if (value.GetType() == typeof(uint[]))
                     {
                         return this.SetArray((uint[])value);
                     }
@@ -66,7 +66,7 @@ namespace SixLabors.ImageSharp.Metadata.Profiles.Exif
 
                 case short[] array:
                 {
-                    if (value.GetType().Equals(typeof(ushort[])))
+                    if (value.GetType() == typeof(ushort[]))
                     {
                         return this.SetArray((ushort[])value);
                     }