import cv2

cap = cv2.VideoCapture(2, cv2.CAP_V4L2)  # try 0,1 + different backends
cap.set(cv2.CAP_PROP_FRAME_WIDTH, 640)
cap.set(cv2.CAP_PROP_FRAME_HEIGHT, 480)
cap.set(cv2.CAP_PROP_FPS, 60)

while True:
    ret, frame = cap.read()
    if ret:
        cv2.imshow('PS3 Eye Test - Should be 60fps', frame)
        print("Got frame!")
    else:
        print("No frame")
    
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break

cap.release()
cv2.destroyAllWindows()