Update app.py

app.py

@@ -87,10 +87,18 @@ def get_frames(video_in, step, name, n):
 
 
 def create_video(frames, fps, type):
+
+    backSub = cv2.createBackgroundSubtractorMOG2()
+    #backSub = cv2.createBackgroundSubtractorKNN()
+    
     print("building video result")
     imgs = []
     for j, img in enumerate(frames):
-        imgs.append(cv2.cvtColor(cv2.imread(img).astype(np.uint8), cv2.COLOR_BGR2RGB))
+        frame = cv2.cvtColor(cv2.imread(img).astype(np.uint8), cv2.COLOR_BGR2RGB)
+        fgMask = backSub.apply(frame)
+        frame[fgMask==255] = (255,255,255)
+        frame[fgMask==0] = (0,0,0)
+        imgs.append(frame)
 
     mediapy.write_video(type + "_result.mp4", imgs, fps=fps)
     return type + "_result.mp4"
@@ -145,7 +153,7 @@ def logscale(linear):
 def linscale(linear):
     return int(math.log2(linear))
 
-def remove_bg(fl, count, mh, ms, md, lm, backSub):
+def remove_bg(fl, count, mh, ms, md, lm):
     global fl_
     fr = cv2.imread(fl).astype(np.uint8)
     
@@ -200,8 +208,7 @@ def remove_bg(fl, count, mh, ms, md, lm, backSub):
         fr_fg[fr_fg>0] = 3 #probable fg
         mask, bgdModel, fgdModel = cv2.grabCut(fr, fr_fg, None,None,None,31, cv2.GC_INIT_WITH_MASK)
         mask = np.where((mask==2)|(mask==0),0,1).astype('uint8')
-        fgMask = backSub.apply(fr, learningRate=1)
-        fr[fgMask==0] = (255,255,255)
+        #fr[mask==0] = (255,255,255)
         
         cv2.imwrite(fl, fr)
         return fl
@@ -258,9 +265,6 @@ def loadf(f, r_bg, mh, ms, md, lm):
         f.sort(key=sortFiles)
         fnew = []
 
-        backSub = cv2.createBackgroundSubtractorMOG2()
-        #backSub = cv2.createBackgroundSubtractorKNN()
-
         for i, fl in enumerate(f):
             ftype = fl.split('/')
             if ftype[len(ftype)-1].split('.')[1] == 'mp4':
@@ -269,7 +273,7 @@ def loadf(f, r_bg, mh, ms, md, lm):
                 fl = denoise(fl)
 
             if r_bg == True:
-                fl = remove_bg(fl, i, mh, ms, md, lm, backSub)
+                fl = remove_bg(fl, i, mh, ms, md, lm)
                 if i % 2: # odd: is photo without the flash
                     fnew.append(fl)
             else: