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公开(公告)号：US11374995B2
公开(公告)日：2022-06-28
申请号：US16414603
申请日：2019-05-16
发明人： Zhiwei Chen , Junxing Tang , Pengcheng Li , Longwen Gao , Yi Wang
摘要： Techniques for processing a multimedia file in real-time are described herein. The disclosed techniques include receiving a plurality of fragments of a multimedia file by a data stream conversion service, wherein the data stream conversion service receives a first fragment containing metadata of the multimedia file and then receives other fragments of the multimedia file in a predetermined order; sending a notification message to a message queue by the data stream conversion service in response to receiving the first fragment, wherein the notification message includes the metadata of the multimedia file and a corresponding Hyper Text Transfer Protocol (HTTP) interface address; obtaining the notification message from the message queue by an encoding and decoding service; and processing the other fragments of the multimedia file based at least in part on the notification message by the encoding and decoding service.
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公开(公告)号：US11949928B2
公开(公告)日：2024-04-02
申请号：US17532661
申请日：2021-11-22
发明人： Junxing Tang , Zhaoxin Tan , Sheng Wang
IPC分类号： H04N21/235 , H04N21/654
CPC分类号： H04N21/235 , H04N21/654
摘要： The present disclosure provides techniques of preloading video data. The techniques comprises acquiring a video to be played; acquiring information indicative of historical behaviors of users who watched the video; segmenting the video into a plurality of video segments; determining a historical search rate corresponding to each of the plurality of video segments based on the information indicative of the historical behaviors of the users; and determining a video segment among the plurality of video segments as a first target video segment based on the historical search rate corresponding to each of the plurality of video segments, wherein the video segment has a historical search rate greater than or equal to a preset probability threshold; and preloading the first target video segment of the video.
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公开(公告)号：US11871086B2
公开(公告)日：2024-01-09
申请号：US15931312
申请日：2020-05-13
发明人： Longwen Gao , Yingxuan Shi , Zhiwei Chen , Jingqiang Zhang , Chaoran Li , Hui Chen , Kangkang Zhang , Ruoheng Liu , Junxing Tang
IPC分类号： H04N21/488 , H04N21/4402 , H04N21/431
CPC分类号： H04N21/4882 , H04N21/4312 , H04N21/4402
摘要： Techniques for displaying comments relative to a video frame are described herein. The disclosed techniques include receiving a frame of a video; receiving bullet screen data comprising a plurality of comments associated with the frame; receiving a mask frame data segment corresponding to the frame; determining a mask area based on the mask frame data segment, wherein the mask area corresponds to a main area of the frame; and displaying the plurality of comments relative to the frame in areas other than the mask area.
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4.发明申请公开(公告)号：US20210084376A1
公开(公告)日：2021-03-18
申请号：US17018250
申请日：2020-09-11
发明人： Junxing Tang , Pengcheng Li , Juan Chen , Zhiwei Chen , Hanming Li
IPC分类号： H04N21/466 , H04N21/472 , H04N21/482
摘要： Techniques of generating and displaying an attention curve relative to a progress bar are described in the present disclosure. The disclosed techniques include sending a request for acquiring a target video that is divided into a plurality of predetermined time period; receiving data comprising a number of comment events and a number of drag progress bar events within each preset time period of the target video; determining an attention value corresponding each predetermined time period based on the number of the comment events and the number of the drag progress bar events within each predetermined time period of the target video; generating an attention curve based on a plurality of attention values corresponding to the plurality of predetermined time periods of the target video; and displaying the attention curve relative to a progress bar, wherein amplitude values of the attention curve relative to the progress bar are in proportion to the plurality of attention values corresponding to the plurality of predetermined time periods of the target video.
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