生成黑白相间并且随机彩色块的视频fromPILimportImage,ImageDrawimportnumpyasnpfrommoviepy.editorimportImageSequenceClip#视频参数width=720height=540fps=60duration_black=2#全黑帧持续时间(s)duration_white=1#白色块帧持续时间(s)b