ref: c12d8b8c3a448a01865b6b3f15b0452ea67b9a8f dir: /plugins/foo_mp4/compiling.txt/
How to compile foo_mp4.dll: Extract the 2 directories (\foobar2000, \pfc) from the foobar2000 SDK to this directory, open the foo_mp4 project for VC and compile.