Patent ID: 9015477
Filing Date: 2015-04-21
Classification: H04L,H04N

Abstract:
1. A method for event notification in dynamic adaptive streaming over hypertext transfer protocol (DASH), the method comprising: sending in a segment file, from a network server to a client, a message box that is configurable for scheduling a callback from the client via a callback universal resource locator (URL) constructed according to a message handling descriptor; sending the message handling descriptor to the client for reloading a media presentation description (MPD) for obtaining a DASH event, wherein the message handling descriptor comprises a message handler element including one or more attributes comprising a first attribute that identifies a messaging scheme, a second attribute that indicates a template for a callback URL from the client, and a third attribute that indicates scheme-specific information; receiving from the client a URL for the MPD, wherein the URL is configured from the message box using the message handling descriptor; and sending the MPD to the client.