FFMPEG is a popular cross platform open source multimedia framework used in open source media applications such as Handbrake. The default builds for FFMPEG are Linux, Windows, and OSX. This blog shows a method for building the FFMPEG shared libraries for Android x86.
The setup used for this build was a VirtualBox Virtual Machine running Ubuntu Linux 12.04 64-bit.
To build FFMPEG for Android x86:
1. Download the latest Android NDK from http://developer.android.com/tools/sdk/ndk/index.html