diff --git a/script/LedDetectionProc.py b/script/LedDetectionProc.py
index be2eba8..a966b2e 100644
--- a/script/LedDetectionProc.py
+++ b/script/LedDetectionProc.py
@@ -12,24 +12,33 @@ def in_roi(x,y):
     return math.hypot(x-roi_radius, y-roi_radius) < roi_radius
 
 
-def integrate (ips):    
+def integrate(ips):    
+    aux = None
     for i in range(len(ips)):
         if i==0:
             aux = new_image(roi[2], roi[3], image_type="float", title = "sum", fill_color = None)
-        op_image(aux, ips[i], "add", float_result=True, in_place=True)
-    op_const(aux, "divide", len(ips), in_place=True)
+        op_image(aux, ips[i], "add", float_result=True, in_place=True)    
     return aux
 
+def average (ips):   
+    aux = integrate(ips)     
+    op_const(aux, "divide", len(ips), in_place=True)    
+    return aux
 
-
-def get_image(samples = 1):
+def grab_frames(samples):
     frames = []            
     for i in range(samples):
         ip = load_image(img.image)                            
         aux = sub_image(ip, roi[0], roi[1], roi[2], roi[3])
         grayscale(aux)
         frames.append(aux)        
-    return integrate(frames)
+    return frames
+    
+def average_frames(samples = 1):
+    return average(grab_frames(samples))
+
+def integrate_frames(samples = 1):
+    return integrate(grab_frames(samples))
 
 
 img.backgroundEnabled=False
@@ -38,7 +47,7 @@ led_ctrl2.write(0.0)
 time.sleep(0.1)
 img.waitNext(100)
 
-background = get_image(5)
+background = average_frames(5)
 #img.setBackground(background.getBufferedImage())
 #img.captureBackground(1,0)
 #show_panel(img.backgroundImage)
@@ -49,7 +58,7 @@ led_ctrl1.write(0.40)
 led_ctrl2.write(0.40)
 time.sleep(0.1)
 img.waitNext(100)
-image = get_image(5)
+image = average_frames(5)
 
 op_image(image, background, "subtract", float_result=True, in_place=True)