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Method, device and system for live media data

Active Publication Date: 2019-07-23
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

A large number of repeated packets of live media data seriously occupy the bandwidth of the bearer network

Method used

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  • Method, device and system for live media data
  • Method, device and system for live media data
  • Method, device and system for live media data

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Embodiment Construction

[0068] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0069] In order to facilitate understanding of the embodiments of the present invention, several elements that will be introduced in the description of the embodiments of the present invention are firstly introduced here.

[0070] Multicast transmission: A point-to-multipoint network connection between the sender and each receiver. If a sender transmits the same data to multiple receivers at the same time, only one copy of the same data packet is requi...

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Abstract

Embodiments of the present invention provide a method, device and system for live media data. The OTT live proxy server in the device includes: a multicast resource allocation unit, configured to allocate multicast resources for the specified channel according to the multicast resource allocation indication of the specified channel and the media description of the specified channel, wherein the multicast resource allocation indication It is used to notify the OTT live proxy server to allocate multicast resources for the designated channel; the obtaining unit is used to obtain the at least one resolution corresponding to the at least one resolution from the OTT server to which the designated channel belongs through unicast according to the media description of the designated channel. Media data; a multicast unit, configured to convert the media data corresponding to the at least one resolution into multicast media data, and multicast the multicast media data to the multicast group.

Description

technical field [0001] Embodiments of the present invention relate to the field of computer networks, and more specifically, to a method, device and system for live media data. Background technique [0002] Videos on online service (Over the Top, OTT) video websites are divided into two types according to viewing forms: Video on Demand (VOD) and live broadcast (Video on Live, VOL). [0003] On-demand: watch the video source stored on the video server. Because all the film sources have been produced, you can stop at any time, fast forward and rewind, and drag back and forth while watching. [0004] Live broadcast: Play real-time video, generally the content of various TV channels or the live broadcast of sports events and concerts. The playback progress cannot be dragged back and forth. Viewers watching the same live media data see exactly the same content. [0005] The OTT server belongs to the OTT service provider (the company that provides OTT video website services), ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L29/08H04L29/06H04L12/927H04L47/80
CPCH04L47/806H04L65/60H04L65/1073H04L65/611H04L67/56H04L65/756H04L12/185H04L12/18H04L9/40H04L65/75H04L65/1045H04N21/2187H04N21/222H04N21/2343H04N21/6405H04N21/64322
Inventor 魏启坤张锦辉夏晋伟
Owner HUAWEI TECH CO LTD
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