io_utils.py 文件源码

def _write_video(self, im):
        if self.writer is None: 
            h, w = im.shape[:2]
            self.writer = cv2.VideoWriter(self.filename, cv2.cv.CV_FOURCC(*'mp42'), 
                                          30.0, (w, h), im.ndim == 3)
            print('{} :: creating {} ({},{})'.format(self.__class__.__name__, self.filename, w, h))
        self.writer.write(im)