The source from this directory was copied from the libvpx git repository using the update.py script. The only changes made were those applied by update.py and the addition of moz.build and Makefile.in build files for the Mozilla build system. The libvpx git repository is: https://chromium.googlesource.com/webm/libvpx The git commit ID used was e67d45d4ce92468ba193288b59093fef0a502662