How to write a program for automatic video cutting?

Question

Video

There was a need to cut a large number of random video fragments into one, with music overlay. Are there similar softwares, or can someone tell me how to implement? =)

Answer 1

Now I'm trying to figure out the libvlc library. With its help, you can even get frames from a file, even from a video stream. Those. with her help you can get random fragments, she can also collect sets of frames back into the video, it seems.
Written in C and has wrappers for many popular languages. But I have not yet found clear tutorials and examples.