METHOD, APPARATUS AND SYSTEM FOR TRANSMITTING LIVE VIDEO

WIPO Patent Application WO/2018/068727

A1

Provided are a method, apparatus and system for transmitting a live video, the method comprising: an M2U device receiving a UDP request which is sent by a client, comprises a live channel identifier and is used for requesting video data of a live channel corresponding to the live channel identifier, with the live channel identifier comprising a multicast address or a URL, and acquiring the video data corresponding to the live channel identifier; the M2U device acquiring a source IP address and a source port of the UDP request to serve as a destination IP address and a destination port for subsequently sending a UDP unicast packet to the client; and after receiving multicast video data corresponding to the UDP request, the M2U device modifying a multicast destination IP address and destination port into the acquired unicast destination IP address and destination port of the client, and sending the video data to the client in a UDP unicast manner. In the present invention, there is no need to perform protocol conversion on video data, and the video data is directly sent through hardware forwarding in a UDP unicast manner, so that the throughput capacity of an M2U device can be effectively improved.

WEI QIKUN (CN)
HUANG YIHONG (CN)
JIANG YUPING (CN)
YOU RUICHUAN (CN)
ZHANG SHEN (CN)

PCT/CN2017/105693

April 19, 2018

October 11, 2017

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HUAWEI TECH CO LTD (CN)

H04N21/633; H04L29/06; H04N21/6373; H04N21/6405

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See also references of EP 3518551A4

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