HK1213120A1 - 種多媒體文件的處理方法及裝置 - Google Patents

種多媒體文件的處理方法及裝置

Info

Publication number
HK1213120A1
HK1213120A1 HK16100874.3A HK16100874A HK1213120A1 HK 1213120 A1 HK1213120 A1 HK 1213120A1 HK 16100874 A HK16100874 A HK 16100874A HK 1213120 A1 HK1213120 A1 HK 1213120A1
Authority
HK
Hong Kong
Prior art keywords
media files
processing multi
processing
files
media
Prior art date
Application number
HK16100874.3A
Other languages
English (en)
Inventor
張李偉
Original Assignee
Tencent Tech Shenzhen Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tencent Tech Shenzhen Co Ltd filed Critical Tencent Tech Shenzhen Co Ltd
Publication of HK1213120A1 publication Critical patent/HK1213120A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4627—Rights management associated to the content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23895—Multiplex stream processing, e.g. multiplex stream encrypting involving multiplex stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
    • H04N21/43853—Multiplex stream processing, e.g. multiplex stream decrypting involving multiplex stream decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/64322—IP

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
HK16100874.3A 2015-06-24 2016-01-27 種多媒體文件的處理方法及裝置 HK1213120A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510355215.XA CN105049941B (zh) 2015-06-24 2015-06-24 一种多媒体文件的处理方法及装置

Publications (1)

Publication Number Publication Date
HK1213120A1 true HK1213120A1 (zh) 2016-06-24

Family

ID=54456061

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16100874.3A HK1213120A1 (zh) 2015-06-24 2016-01-27 種多媒體文件的處理方法及裝置

Country Status (5)

Country Link
US (1) US10609430B2 (zh)
CN (1) CN105049941B (zh)
HK (1) HK1213120A1 (zh)
MY (1) MY189610A (zh)
WO (1) WO2016206485A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104966001B (zh) * 2015-06-24 2017-04-12 广州酷狗计算机科技有限公司 一种多媒体文件的处理方法及装置
CN105049941B (zh) * 2015-06-24 2017-06-30 广州酷狗计算机科技有限公司 一种多媒体文件的处理方法及装置
CN106060604A (zh) * 2016-06-28 2016-10-26 暴风集团股份有限公司 基于bhd文件实现数字权限管理播放的方法及系统
CN108038383B (zh) * 2017-11-24 2020-08-11 北京顶象技术有限公司 文件加密方法、文件解密方法及装置
CN108390860B (zh) * 2018-01-24 2021-09-14 北京奇艺世纪科技有限公司 一种数据包的加密、解密方法及装置
CN109413494A (zh) * 2018-09-30 2019-03-01 Oppo广东移动通信有限公司 数据处理方法、终端、服务器和存储介质
CN111031353B (zh) * 2019-12-11 2022-08-23 上海乐相科技有限公司 一种视频加密方法及装置

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US20040165722A1 (en) 2001-07-06 2004-08-26 Van Rijnsoever Bartholomeus Johannes Streamcipher information redundant in next packet of encrypted frame
CN100559867C (zh) * 2002-01-02 2009-11-11 索尼电子有限公司 部分加密和pid映射的方法
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US7313814B2 (en) 2003-04-01 2007-12-25 Microsoft Corporation Scalable, error resilient DRM for scalable media
JP2008539639A (ja) * 2005-04-26 2008-11-13 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 暗号システムにおいて暗号化データ・ストリームを処理する装置及び方法
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CN104966001B (zh) 2015-06-24 2017-04-12 广州酷狗计算机科技有限公司 一种多媒体文件的处理方法及装置

Also Published As

Publication number Publication date
US10609430B2 (en) 2020-03-31
WO2016206485A1 (zh) 2016-12-29
MY189610A (en) 2022-02-20
US20170339439A1 (en) 2017-11-23
CN105049941A (zh) 2015-11-11
CN105049941B (zh) 2017-06-30

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