JpegXL

ComicRack.Engine/EngineConfiguration.cs

@@ -588,9 +588,15 @@ public bool DisableNTFS
 			set;
 		}
 
-		public static EngineConfiguration Default => defaultConfig ?? (defaultConfig = IniFile.Default.Register<EngineConfiguration>());
+        [DefaultValue(7)] // Valid value are 1-9
+        public int JpegXLEncoderEffort { get; set; }
 
-		public EngineConfiguration()
+        public static EngineConfiguration Default => defaultConfig ?? (defaultConfig = IniFile.Default.Register<EngineConfiguration>());
+
+		[DefaultValue(false)]
+        public bool ForceJpegReconstruction { get; set; } // This is for the JpegXL encoder to force lossless reconstruction to JPEGs, tricks the conversion by saving the Bitmap to a Jpeg byte array so the resulting image is reconstrutable. Only applies when using the lossless compression export setting. Should not be used as it will cause a quality loss because of the Jpeg conversion step.
+
+        public EngineConfiguration()
 		{
 			PageScrollingDuration = 1000;
 			AnimationDuration = 250;
@@ -650,7 +656,9 @@ public EngineConfiguration()
 			PdfEngineToUse = PdfEngine.Pdfium;
             PdfiumImageSize = new Size(1920, 2540);
 			DisableNTFS = false;
-		}
+			JpegXLEncoderEffort = 7;
+            ForceJpegReconstruction = false;
+        }
 
         public string GetTempFileName()
 		{

ComicRack.Engine/IO/Provider/ImageProvider.cs

@@ -259,7 +259,8 @@ private byte[] RetrieveSourceByteImage(int n, bool keepSourceFormat = false)
 						array = WebpImage.ConvertToJpeg(array);
 						array = HeifAvifImage.ConvertToJpeg(array);
 						array = Jpeg2000Image.ConvertToJpeg(array);
-					}
+						array = JpegXLImage.ConvertToJpeg(array);
+                    }
 					return array;
 				}
 				catch (Exception)