Set YcbcrSubSampling to 1, 1 with jpeg compression and PhotometricInterpretation YCbCr

Author: brianpopow

src/ImageSharp/Formats/Tiff/TiffDecoderOptionsParser.cs

@@ -628,6 +628,12 @@ private static void ParseCompression(this TiffDecoderCore options, TiffCompressi
                     options.ColorType = TiffColorType.Rgb;
                 }
 
+                if (options.PhotometricInterpretation is TiffPhotometricInterpretation.YCbCr)
+                {
+                    options.YcbcrSubSampling[0] = 1;
+                    options.YcbcrSubSampling[1] = 1;
+                }
+
                 break;
             }
 
@@ -642,6 +648,12 @@ private static void ParseCompression(this TiffDecoderCore options, TiffCompressi
                     options.ColorType = TiffColorType.Rgb;
                 }
 
+                if (options.PhotometricInterpretation is TiffPhotometricInterpretation.YCbCr)
+                {
+                    options.YcbcrSubSampling[0] = 1;
+                    options.YcbcrSubSampling[1] = 1;
+                }
+
                 break;
             }