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video in python without cv2

Vasilije Dimitrijevic answered on March 4, 2022 Popularity 4/10 Helpfulness 1/10

answer video in python without cv2

video in python without cv2

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def read_frames(path, res):
    """Read numpy arrays of video frames. Path is the file path
       and res is the resolution as a tuple."""
    args = [
        "ffmpeg",
        "-i",
        path,
        "-f",
        "image2pipe",
        "-pix_fmt",
        "rgb24",
        "-vcodec",
        "rawvideo",
        "-",
    ]

    pipe = subprocess.Popen(
        args,
        stdout=subprocess.PIPE,
        stderr=subprocess.DEVNULL,
        bufsize=res[0] * res[1] * 3,
    )

    while pipe.poll() is None:
        frame = pipe.stdout.read(res[0] * res[1] * 3)
        if len(frame) > 0:
            array = np.frombuffer(frame, dtype="uint8")
            yield array.reshape((res[1], res[0], 3))

Popularity 4/10 Helpfulness 1/10 Language python

Source: stackoverflow.com

Tags: cv2 python video

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