| 摘要 |
The present invention relates to the communication field, and discloses a method, an apparatus, and a system for updating a metadata file to overcome the incapability of the prior art in determining accurately the time of updating the metadata file. The technical solutions provided in the embodiments of the present invention include: sending a message to a server on a network side to request a metadata file corresponding to media presentation; receiving a metadata file returned by the server according to the message that requests the metadata file corresponding to the media presentation, where the metadata file includes information about duration of a part of described media presentation; determining update time of the metadata file according to the information about the duration of the part of described media presentation; and sending a request for updating the metadata file to the server according to the update time. The embodiments of the present invention are applicable in an HTTP-based streaming service system. |
