source=image
samples=10 
roi=None
wait_next=False
sleep=0


outliers_threshold=None
outliers_mask=None
retries=None
timeout=None
frames = []            
for i in range(samples):
    if (i>0) and (sleep>0):
        time.sleep(sleep)
    aux = grab_frame(source, roi, wait_next, outliers_threshold, outliers_mask, retries, timeout)        
    frames.append(aux)        
ret=average_frames(frames) if samples > 1 else frames[0]