Optimally adapting multimedia content for mobile subscriber device playback

摘要

A multimedia content distribution method including a) storing an item of a multimedia content, b) firstly transcoding the content for playback on a first multimedia device, c) generating a content ID of the firstly transcoded content, d) storing the content ID of the firstly transcoded content in association with the stored content, e) accessing the stored content using the content ID of the firstly transcoded content, and f) secondly transcoding the stored content for playback on a second multimedia device.

主权项

1. A method for distributing multimedia content, the method comprising:
storing an item of multimedia content as stored multimedia content together with an original content ID that uniquely identifies the item of multimedia content; firstly transcoding said stored multimedia content for playback on a first multimedia device, thereby producing a firstly transcoded version of said stored multimedia content; generating a firstly transcoded content ID of said firstly transcoded version of said stored multimedia content, wherein said generating a firstly transcoded content ID comprises: (a) applying either of the following to said firstly transcoded version of said stored multimedia content, and producing a result:
a predefined hashing method; anda predefined fingerprinting method; and (b) using said result as said firstly transcoded content ID; storing said firstly transcoded content ID of said firstly transcoded version of said stored multimedia content, in association with said stored multimedia content and the original content ID; receiving, from the first multimedia device, an instruction to forward said item of multimedia content to a second multimedia device, said instruction comprising the firstly transcoded content ID, and the instruction not including the item of multimedia content; performing the following in response to said instruction:
(a) accessing said stored multimedia content using said firstly transcoded content ID; and(b) secondly transcoding said stored multimedia content for playback on said second multimedia device, thereby producing a secondly transcoded version of the stored multimedia content; identifying any rights associated with providing said content to any of said multimedia devices; generating at least one entitlement as a function of said rights; and providing said content to any of said multimedia devices in accordance with said entitlement.