1. What is FFmpeg?
2. Install FFMPEG on Linux systems
Compiling FFmpeg on Ubuntu / Debian / Mint
Compiling FFmpeg on CentOS / RHEL / Fedora
3. Install FFMPEG on OS X MAC
Compiling FFmpeg on OS X
?How to compile FFmpeg on Mac OS X using a RAMDisk
4. Install FFMPEG on Windows
CompilationGuide/MinGW – MinGW Compilation Guide for compiling FFmpeg with Windows/MinGW/MSYS.
CompilationGuide/CrossCompilingForWindows – Cross compiling for Windows is sometimes easier than using MSYS+MinGW.
CompilationGuide/WinRT - Compiling FFmpeg for Windows Apps (Windows 10 and Windows 8.1)
CompilationGuide/MSVC - Compiling FFmpeg using MSVC (see also ?the instructions on the reference web page)