picamStuff.py

# File: threaded_videostream_demo.py    
import time    
import cv2  
import numpy as np 
from imutils.video import VideoStream  
import imutils
# Are we using the Pi Camera?  
usingPiCamera = True  
# Set initial frame size.  
frameSize = (320, 240)    
# Initialize mutithreading the video stream.  
vs = VideoStream(src=0, usePiCamera=usingPiCamera, resolution=frameSize,framerate=32).start()  
# Allow the camera to warm up.  
time.sleep(2.0)    
timeCheck = time.time()  
while True:  	
    # Get the next frame.  	
    frame = vs.read()  	  	
    # If using a webcam instead of the Pi Camera,  	
    # we take the extra step to change frame size.  	
    if not usingPiCamera:  		
        frame = imutils.resize(frame, width=frameSize[0])    	
    # Show video stream  	
    cv2.imshow('orig', frame)  	
    key = cv2.waitKey(1) & 0xFF    	
    # if the `q` key was pressed, break from the loop.  	
    if key == ord("q"):  		
        break  	  	
        print(1/(time.time() - timeCheck))  	
        timeCheck = time.time()    
# Cleanup before exit.  
cv2.destroyAllWindows()  
vs.stop()