libsamplerate (Secret Rabbit Code) /Engine/Source/ThirdParty/libSampleRate Used to downsample audio assets. https://github.com/erikd/libsamplerate/blob/master/COPYING; http://www.mega-nerd.com/SRC/license.html Licensees Git P4 /Engine/Source/ThirdParty/Licenses/Libsamplerate_License.txt