公开(公告)号：US20160299935A1

公开(公告)日：2016-10-13

申请号：US15181352

申请日：2016-06-13

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shaobo ZHANG

IPC: G06F17/30

CPC classification number: G06F17/30368 ,  G06F17/30044 ,  G06F17/30056 ,  G06F17/3012 ,  G06F17/30371 ,  G06F17/30516 ,  H04L67/02

Abstract: The present invention discloses a method, an apparatus, and a system for updating a metadata file. The method include: sending a message to a server on a network side to request a metadata file corresponding to media presentation; receiving a metadata file returned by the server according to the message that requests the metadata file corresponding to the media presentation, where the metadata file includes information about duration of a part of described media presentation; determining update time of the metadata file according to the information about the duration of the part of described media presentation; and sending a request for updating the metadata file to the server according to the update time.

公开(公告)号：US20180146230A1

公开(公告)日：2018-05-24

申请号：US15830516

申请日：2017-12-04

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shaobo ZHANG ,  Xin WANG

IPC: H04N21/266 ,  H04N21/84 ,  H04N21/643

CPC classification number: H04N21/26603 ,  H04L65/4084 ,  H04L65/4092 ,  H04L65/604 ,  H04L67/02 ,  H04N21/23424 ,  H04N21/26258 ,  H04N21/643 ,  H04N21/84 ,  H04N21/8456 ,  H04N21/8543 ,  H04N21/8586

Abstract: A content item aggregation method, a related apparatus, and a communications system are disclosed. The content item aggregation method includes: generating, by a serving end, a media presentation description of a first media presentation, where the first media presentation includes a content item, the media presentation description includes a description of the content item or the media presentation description includes pointing information about a description of the content item, the description of the content item is used to indicate that the content item comes from a second media presentation, and the first media presentation is different from the second media presentation; and storing or sending the media presentation description. The technical solutions provided by embodiments of the present invention help implement flexible aggregation of media content.

公开(公告)号：US20170339204A1

公开(公告)日：2017-11-23

申请号：US15675082

申请日：2017-08-11

Applicant: Huawei Technologies Co., Ltd.

Inventor： Tingfang TANG ,  Xin WANG ,  Shaobo ZHANG

IPC: H04L29/06 ,  H04L29/08 ,  H04N21/234 ,  H04N21/472

Abstract: A multimedia streaming service presentation method based on Hypertext Transport Protocol streaming, a related apparatus, and a related system are provided. The multimedia streaming service presentation method based on HTTP streaming includes: obtaining a media presentation description file of a multi-stream multimedia streaming service i; obtaining n1 multimedia streams of N multimedia streams from a content server; presenting X presentation objects formed by the n1 multimedia streams; when a presentation object a of the X presentation objects is selected, obtaining a media presentation description file of a multimedia streaming service j that has an association relationship with the presentation object a; and obtaining m1 multimedia streams of M multimedia streams according to the media presentation description file of the multimedia streaming service j. The technical solutions provided in embodiments of the present application help better implement flexible switching between a multi-stream multimedia streaming service and another multimedia streaming service.

公开(公告)号：US20140089518A1

公开(公告)日：2014-03-27

申请号：US14085099

申请日：2013-11-20

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shaobo ZHANG ,  Xin Wang

IPC: H04L29/06

CPC classification number: H04L65/607 ,  G11B27/034 ,  H04L29/0651 ,  H04L65/4084 ,  H04L67/06 ,  H04N21/26258 ,  H04N21/47202 ,  H04N21/8456

Abstract: A method and a device for transmitting streaming media are provided. The method includes: generating at least one index segment, where the at least one index segment includes index information of at least one media segment, and the at least one index segment is independent of the at least one media segment; generating storage location information corresponding to the at least one index segment according to a generation rule of the storage location information corresponding to the at least one index segment; and storing the at least one index segment at a storage location corresponding to the storage location information, so that a client can obtain the at least one index segment from the storage location.

Abstract translation: 提供了一种用于传输流媒体的方法和设备。 所述方法包括：生成至少一个索引段，其中所述至少一个索引段包括至少一个媒体段的索引信息，并且所述至少一个索引段独立于所述至少一个媒体段; 根据与所述至少一个索引段对应的所述存储位置信息的生成规则，生成与所述至少一个索引段对应的存储位置信息; 以及将所述至少一个索引段存储在与所述存储位置信息相对应的存储位置处，使得客户端可以从所述存储位置获得所述至少一个索引段。