Fixed percentage scale problems, added forced overwrite to PNG conver…

…sion

TODO: Add for other formats as well?

MagickUtils/ConvertUtils.cs

@@ -252,6 +252,8 @@ public static void ConvertToPng(string path, int q = 50, bool delSource = false)
             img.Quality = q;
             string outPath = Path.ChangeExtension(path, null) + ".png";
             PreProcessing(path);
+            if (path == outPath)
+                File.Delete(path);
             img.Write(outPath);
             PostProcessing(img, path, outPath, delSource);
         }

MagickUtils/ScaleUtils.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Data.SqlClient;
 using System.IO;
 using ImageMagick;
 
@@ -108,7 +109,7 @@ public static void Scale (string path, float minScale, float maxScale, int randF
             if(currMode == SM.Percentage)
             {
                 Program.Print("-> Scaling to " + targetScale + "% with filter " + filter + "...");
-                MagickGeometry geom = new MagickGeometry(img.Width * targetScale / 100f + "x");
+                MagickGeometry geom = new MagickGeometry(Math.Round(img.Width * targetScale / 100f) + "x" + Math.Round(img.Height * targetScale));
                 img.Resize(geom);
             }
             PreProcessing(path);

Program.cs

@@ -138,7 +138,7 @@ public static int GetDefaultQuality (MagickImage img)
             if(img.Format == MagickFormat.Jpg || img.Format == MagickFormat.Jpeg)
                 return 95;
             if(img.Format == MagickFormat.Png)
-                return 30;
+                return Config.GetInt("pngQ");
             if(img.Format == MagickFormat.WebP)
                 return 93;
             return 99;