Update app.py

app.py

@@ -233,7 +233,7 @@ def remove_bg(fl, count, mh, ms, md, lm, b, d):
 
 def denoise(fl):
     fr = cv2.imread(fl).astype(np.uint8)
-    fr = cv2.fastNlMeansDenoisingColored(fr, None, 5,5,7,21)
+    fr = cv2.medianBlur(cv2.fastNlMeansDenoisingColored(fr, None, 5,5,7,21), 3)
     cv2.imwrite(fl, fr)
     return fl
 
@@ -258,13 +258,13 @@ def sharpest(fl, i):
         n = (len(frames)-1-indx)*2+1
         
     #denoise
-    frame = cv2.fastNlMeansDenoisingColoredMulti(
+    frame = cv2.medianBlur(cv2.fastNlMeansDenoisingColoredMulti(
         srcImgs = frames,
         imgToDenoiseIndex = indx,
         temporalWindowSize = n,
         hColor = 5,
         templateWindowSize = 7,
-        searchWindowSize = 21)
+        searchWindowSize = 21), 3)
 
     cv2.imwrite(fl, frame)
     print(str(i) +'th file, sharpest frame: '+str(indx)+', name: '+fl)