In 4.5.1.1
all Representations of all audio Adaptation Sets or if audio is not present, of all video Adaptation Sets, shall contain an InbandEventStream element with @scheme_id_uri = "urn:mpeg:dash:event:**2012**" and @value either set to 1 or set to 3
In 4.5.2.2:
at least all Representations of all audio Adaptation Sets shall contain an In-bandEventStream element with scheme_id_uri = "urn:mpeg:dash:event:**2014**" and @value either set to 1 or set to 3.
In 4.5.1.1
all Representations of all audio Adaptation Sets or if audio is not present, of all video Adaptation Sets, shall contain an InbandEventStream element with @scheme_id_uri = "urn:mpeg:dash:event:**2012**" and @value either set to 1 or set to 3In 4.5.2.2:
at least all Representations of all audio Adaptation Sets shall contain an In-bandEventStream element with scheme_id_uri = "urn:mpeg:dash:event:**2014**" and @value either set to 1 or set to 3.The latter should also be 2012.