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Patent Searching and Data


Title:
TRANSCODING METHOD AND DEVICE FOR AUDIO-VIDEO STREAM
Document Type and Number:
WIPO Patent Application WO/2019/218415
Kind Code:
A1
Abstract:
Disclosed in the present invention are a transcoding method and device for an audio-video stream. The method comprises: obtaining a source audio-video stream from a source server, and specifying a preset encapsulation format as an encapsulation format for the source audio-video stream when transcoding the source audio-video stream; parsing header file data of the source audio-video stream to obtain configuration information of the source audio-video stream, and respectively initializing a video decoder and an audio decoder according to the configuration information; and decoding the source audio-video stream by means of the initialized video decoder and audio decoder, re-encoding the audio-video data after the decoding into a target audio-video stream, and pushing the target audio-video stream to a live streaming server. The transcoding method and device for an audio-video stream provided by the present application can improve the transcoding speed.

Inventors:
JING RUI (CN)
MA LIANG (CN)
LV SHIBIAO (CN)
Application Number:
PCT/CN2018/091207
Publication Date:
November 21, 2019
Filing Date:
June 14, 2018
Export Citation:
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Assignee:
WANGSU SCIENCE & TECH CO LTD (CN)
International Classes:
H04N19/40
Foreign References:
CN102055966A2011-05-11
CN105657524A2016-06-08
CN103686210A2014-03-26
CN103248950A2013-08-14
CN105847957A2016-08-10
Other References:
See also references of EP 3588959A4
Attorney, Agent or Firm:
BEIJING HUA-WISDOM INTELLECTUAL PROPERTY INC. (CN)
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