opencv-python保存视频

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import cv2class WVideoManager: def __init__(self, write_path: str, width: int, height: int, FPS: int = 5, WinName: str = 'WVideoManager'): fourcc = cv2.VideoWriter_fourcc(*'DIVX') # 视频编解码器 fps = FPS # 帧数 self.width, self.height = width, height # 宽高 assert write_path.endswith('.avi') self.cap = cv2.VideoWriter(write_path, fourcc, fps, (width, height)) # 写入视频 self.WinName = WinName self.show = False def write_one_frame(self, frame, show=False): if show: self.show = True cv2.imshow(self.WinName, frame) self.cap.write(frame) # 写入帧 def close(self): self.cap.release() if self.show: cv2.destroyWindow(self.WinName)