Knowledge expansion: business is business use. Any profit-making activity is a commercial activity. In this case, unauthorized use of other people's works is an infringement. Even if it is not a commercial activity, in principle, the authorization of the original author should be sought.
As long as the self-media video integrates, edits and reprocesses other people's videos without violating the platform regulations, it can avoid infringement by changing the cover and content.
With the maturity of self-media platform rules, more and more people hope to obtain gray income through illegal means. Many platforms have invested a lot of manpower and material resources in protecting the rights and interests of original authors. There are also many self-media account processing classes that are prohibited from infringement.
In the field of video, moving other people's videos is considered infringement. After all, if someone else's video is moved out for profit, it will make the creator very angry. However, don't think you can't handle the video. As long as it does not violate the platform regulations, you can integrate, edit and process other people's videos.