Add new implementation of gaussian blur.

Changed SharpenImage to use the new algorithm.

src/core/operations/BlurImage.mjs

@@ -9,6 +9,7 @@ import OperationError from "../errors/OperationError";
 import { isImage } from "../lib/FileType";
 import { toBase64 } from "../lib/Base64";
 import jimp from "jimp";
+import { gaussianBlur } from "../lib/ImageManipulation";
 
 /**
  * Blur Image operation
@@ -64,12 +65,14 @@ class BlurImage extends Operation {
         try {
             switch (blurType){
                 case "Fast":
+                    if (ENVIRONMENT_IS_WORKER())
+                        self.sendStatusMessage("Fast blurring image...");
                     image.blur(blurAmount);
                     break;
                 case "Gaussian":
                     if (ENVIRONMENT_IS_WORKER())
-                        self.sendStatusMessage("Gaussian blurring image. This may take a while...");
-                    image.gaussian(blurAmount);
+                        self.sendStatusMessage("Gaussian blurring image...");
+                    image = gaussianBlur(image, blurAmount);
                     break;
             }
 

src/core/operations/SharpenImage.mjs

@@ -8,6 +8,7 @@ import Operation from "../Operation";
 import OperationError from "../errors/OperationError";
 import { isImage } from "../lib/FileType";
 import { toBase64 } from "../lib/Base64";
+import { gaussianBlur } from "../lib/ImageManipulation";
 import jimp from "jimp";
 
 /**
@@ -74,12 +75,12 @@ class SharpenImage extends Operation {
         try {
             if (ENVIRONMENT_IS_WORKER())
                 self.sendStatusMessage("Sharpening image... (Cloning image)");
-            const blurImage = image.clone();
             const blurMask = image.clone();
 
             if (ENVIRONMENT_IS_WORKER())
                 self.sendStatusMessage("Sharpening image... (Blurring cloned image)");
-            blurImage.gaussian(radius);
+            const blurImage = gaussianBlur(image.clone(), radius, 3);
+
 
             if (ENVIRONMENT_IS_WORKER())
                 self.sendStatusMessage("Sharpening image... (Creating unsharp mask)");