Fix output FPS not using fractional factor

Code/Data/Fraction.cs

@@ -204,6 +204,14 @@ namespace Flowframes.Data
             return new Fraction(numerator, denomenator).GetReduced();
         }
 
+        public static Fraction operator *(Fraction fract, double multi)
+        {
+            long numerator = (long)Math.Round((double)(fract.Numerator * (double)multi));
+            long denomenator = fract.Denominator;
+
+            return new Fraction(numerator, denomenator).GetReduced();
+        }
+
         public static Fraction operator *(Fraction fract, float multi)
         {
             long numerator = (fract.Numerator * multi).RoundToInt();

Code/Data/InterpSettings.cs

@@ -53,7 +53,7 @@ namespace Flowframes
             inFpsDetected = inFpsDetectedArg;
             inFps = inFpsArg;
             interpFactor = interpFactorArg;
-            outFps = inFpsArg * (long)interpFactorArg;
+            outFps = inFpsArg * (double)interpFactorArg;
             outItsScale = itsScale;
             outMode = outModeArg;
             model = modelArg;

Code/Main/Interpolate.cs

@@ -74,7 +74,6 @@ namespace Flowframes
         public static async Task Done ()
         {
             await Cleanup();
-            Logger.Log($"after cleanup in done", true);
             Program.mainForm.SetWorking(false);
             Logger.Log("Total processing time: " + FormatUtils.Time(sw.Elapsed));
             sw.Stop();