Added missing this.

src/ImageSharp/Formats/Jpg/JpegEncoderCore.cs

@@ -488,9 +488,9 @@ namespace ImageSharp.Formats
             int componentCount = 3;
 
             // Write the Start Of Image marker.
-            WriteApplicationHeader((short)image.HorizontalResolution, (short)image.VerticalResolution);
+            this.WriteApplicationHeader((short)image.HorizontalResolution, (short)image.VerticalResolution);
 
-            WriteProfiles(image);
+            this.WriteProfiles(image);
 
             // Write the quantization tables.
             this.WriteDQT();
@@ -574,7 +574,7 @@ namespace ImageSharp.Formats
             where TColor : struct, IPackedPixel<TPacked>
             where TPacked : struct
         {
-            WriteProfile(image.ExifProfile);
+            this.WriteProfile(image.ExifProfile);
         }
 
         private void WriteProfile(ExifProfile exifProfile)

src/ImageSharp/Image/ImageProperty.cs

@@ -94,7 +94,7 @@ namespace ImageSharp
         {
             ImageProperty other = obj as ImageProperty;
 
-            return Equals(other);
+            return this.Equals(other);
         }
 
         /// <summary>

src/ImageSharp/Samplers/Processors/RotateProcessor.cs

@@ -39,7 +39,7 @@ namespace ImageSharp.Processors
         {
             const float Epsilon = .0001F;
 
-            if (Math.Abs(Angle) < Epsilon || Math.Abs(Angle - 90) < Epsilon || Math.Abs(Angle - 180) < Epsilon || Math.Abs(Angle - 270) < Epsilon)
+            if (Math.Abs(this.Angle) < Epsilon || Math.Abs(this.Angle - 90) < Epsilon || Math.Abs(this.Angle - 180) < Epsilon || Math.Abs(this.Angle - 270) < Epsilon)
             {
                 return;
             }
@@ -54,7 +54,7 @@ namespace ImageSharp.Processors
         /// <inheritdoc/>
         public override void Apply(ImageBase<TColor, TPacked> target, ImageBase<TColor, TPacked> source, Rectangle targetRectangle, Rectangle sourceRectangle, int startY, int endY)
         {
-            if (OptimizedApply(target, source))
+            if (this.OptimizedApply(target, source))
             {
                 return;
             }
@@ -93,25 +93,25 @@ namespace ImageSharp.Processors
         private bool OptimizedApply(ImageBase<TColor, TPacked> target, ImageBase<TColor, TPacked> source)
         {
             const float Epsilon = .0001F;
-            if (Math.Abs(Angle) < Epsilon)
+            if (Math.Abs(this.Angle) < Epsilon)
             {
                 target.ClonePixels(target.Width, target.Height, source.Pixels);
                 return true;
             }
 
-            if (Math.Abs(Angle - 90) < Epsilon)
+            if (Math.Abs(this.Angle - 90) < Epsilon)
             {
                 this.Rotate90(target, source);
                 return true;
             }
 
-            if (Math.Abs(Angle - 180) < Epsilon)
+            if (Math.Abs(this.Angle - 180) < Epsilon)
             {
                 this.Rotate180(target, source);
                 return true;
             }
 
-            if (Math.Abs(Angle - 270) < Epsilon)
+            if (Math.Abs(this.Angle - 270) < Epsilon)
             {
                 this.Rotate270(target, source);
                 return true;