040000 tree 8ad81ac4f679ebe211a4f0253040ce11300321cf	decoder
040000 tree f3539599d2e6550cef2e7bd66ed8b81504d38e6e	generic
040000 tree 84b454219759bbf70faf2c5bca7028264718abd7	proto
040000 tree a2228de418c0956990811acaa7cf9fbcc082204c	util