how to generate video doesn't contain any copyrighted material ?

 To generate a video that doesn't contain any copyrighted material, you can use AI tools that are trained on a large dataset of royalty-free content. These tools can automatically generate visuals, animations, and audio that are free to use and don't infringe on anyone's intellectual property rights.

Here are some tips for generating a video that doesn't contain any copyrighted material:

1. Use royalty-free images and videos: You can find a variety of royalty-free images and videos on websites like Pexels, Unsplash, and Pixabay. These websites offer free downloads of images and videos that can be used for commercial purposes without attribution.

2. Use AI-generated content: As mentioned earlier, AI can be used to generate new content, such as animations, graphics, or voiceovers, that can be combined to create a video. These AI-generated content can be free of any copyright issues.

3. Create your own content: If you have the skills and resources, you can create your own content, such as videos, animations, or graphics, that are completely original and don't infringe on anyone's intellectual property rights.

It's important to note that using copyrighted material without permission can lead to legal consequences, such as lawsuits and fines. Therefore, it's always best to use royalty-free or original content when creating videos.