Failed to build on Ubuntu 16.04

[Sunderland93]

Here is build error: https://pastebin.com/4Z0WyETp

[devernay]

the ffmpeg version you use is too old. just compile and use a newer ffmpeg (there is probably a ppa that offers a more recent version). You can also try to modify the code in order to compile with an older ffmpeg, but usually it's not worth the pain.