既然有现成的工具，那我们就不必再重复的造轮子了

视频兔https://www.videotool.cloud/

https://watermark.liumingye.cn/

https://6qq.cn/

https://dy.kukutool.com/

https://qungongbu.com/

https://tools.jingyunsoft.com/

https://watermark.lqiyi.cn/

https://video.ciding.cc/

https://wm.5191.site/

https://www.wotianna.com/dsp/