You need Unity Editor to open the project. (https://unity.com/)
If you want to use ffmpeg only.
You can download ffbinary from this site: https://ffbinaries.com/downloads
Use terminal send command to ffmpeg.
Ex: Convert video to H.264
ffmpeg -i video.avi output.mp4
You need Unity Editor to open the project. (https://unity.com/) If you want to use ffmpeg only. You can download ffbinary from this site: https://ffbinaries.com/downloads Use terminal send command to ffmpeg. Ex: Convert video to H.264
ffmpeg -i video.avi output.mp4