EssenceMark : SMPTE standard-based textual video marker

EssenceMark* is a simple textual video marker that may be associated with a particular point of interest (POI) in audiovisual essence. This allows a user to quickly access the particular point as desired. EssenceMark is designed based on one of the SMPTE standard-based Key-LengthValue (KLV) metadata items, and thus it can be handled by a wide range of applications and devices that support the relevant standards. This article explains the EssenceMark and its applications.