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import time, cv2
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from threading import Thread
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from djitellopy import Tello
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tello = Tello()
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tello.connect()
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keepRecording = True
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tello.streamon()
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frame_read = tello.get_frame_read()
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def videoRecorder():
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# create a VideoWrite object, recoring to ./video.avi
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# 创建一个VideoWrite对象，存储画面至./video.avi
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height, width, _ = frame_read.frame.shape
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video = cv2.VideoWriter('video.avi', cv2.VideoWriter_fourcc(*'XVID'), 30, (width, height))
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while keepRecording:
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video.write(frame_read.frame)
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time.sleep(1 / 30)
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video.release()
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# we need to run the recorder in a seperate thread, otherwise blocking options
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# would prevent frames from getting added to the video
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# 我们需要在另一个线程中记录画面视频文件，否则其他的阻塞操作会阻止画面记录
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recorder = Thread(target=videoRecorder)
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recorder.start()
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tello.takeoff()
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tello.move_up(100)
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tello.rotate_counter_clockwise(360)
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tello.land()
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keepRecording = False
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recorder.join()
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