GitHub - SevenbytesSoftware/SevenConverter: Seven Converter | Free Converter for Video and Audio files | Simple tool for converting media files into various formats.
GitHub - qiuhaotc/ConvertVideoToAudio: Use ffmpeg and Xabe.FFmpeg to extract audios from videos, such as convert video like mp4 or mkv to mp3 or aac
![ffmpeg - why video conversion from avi to mp4 in php using exec function not working? - Stack Overflow ffmpeg - why video conversion from avi to mp4 in php using exec function not working? - Stack Overflow](https://i.stack.imgur.com/QTlOE.jpg)