ISO/IEC 23002-5:2013 describes: - what is meant by conformance of what is specified in ISO/IEC 23002-4, - the structure of the reference software related to what is specified in ISO/IEC 23002-4. Currently the following standards/profiles are included in ISO/IEC 23002-4 and in ISO/IEC 23002-5:2013 as reference software: - ISO/IEC 14496-2 Simple Profile, - ISO/IEC 14496-10 Constrained Baseline Profile, - ISO/IEC 14496-10 Progressive High Profile.