24 lines
700 B
Python
24 lines
700 B
Python
cap = cv2.VideoCapture('/dev/video10')
|
||
frames, loopTime, initTime = 0, time.time(), time.time()
|
||
fps = 0
|
||
while True:
|
||
frames += 1
|
||
ret, frame = cap.read()
|
||
if not ret:
|
||
break
|
||
|
||
# 现在应该可以直接使用frame,不需要reshape
|
||
if frames % 30 == 0:
|
||
print("30帧平均帧率:\t", 30 / (time.time() - loopTime), "帧")
|
||
fps = 30 / (time.time() - loopTime)
|
||
loopTime = time.time()
|
||
|
||
cv2.putText(frame, "FPS: {:.2f}".format(fps), (10, 30),
|
||
cv2.FONT_HERSHEY_SIMPLEX, 1, (0, 0, 255), 2)
|
||
cv2.imshow("MIPI Camera", frame)
|
||
|
||
if cv2.waitKey(1) & 0xFF == ord('q'):
|
||
break
|
||
|
||
cap.release()
|
||
cv2.destroyAllWindows() |