bento4Bento4 SDK Documentation – 314 1 WHY USE BENTO4? 1.1 Overview (README.txt) Bento4AP4 is a C++ class library desned to read and write ISO-MP4 files. This format isABOUT BENTO4¶ Bento4 is developed by Axiomatic Systems LLC in San Francisco, California. This software is available under two different licenses For applications that are entirely