WO2016062092A1 - 一种实现加密视频处理的方法及移动终端 - Google Patents

一种实现加密视频处理的方法及移动终端 Download PDF

Info

Publication number
WO2016062092A1
WO2016062092A1 PCT/CN2015/080502 CN2015080502W WO2016062092A1 WO 2016062092 A1 WO2016062092 A1 WO 2016062092A1 CN 2015080502 W CN2015080502 W CN 2015080502W WO 2016062092 A1 WO2016062092 A1 WO 2016062092A1
Authority
WO
WIPO (PCT)
Prior art keywords
file
media
played
saved
mobile terminal
Prior art date
Application number
PCT/CN2015/080502
Other languages
English (en)
French (fr)
Inventor
陈宇飞
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2016062092A1 publication Critical patent/WO2016062092A1/zh

Links

Images

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
    • H04N21/43—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 encoded video stream packets from an IP network
    • H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting

Definitions

  • This document relates to video processing technology, especially a method for implementing encrypted video processing of m3u8 and a mobile terminal.
  • the video file When the video file is played offline on the mobile terminal, the video file must be a non-encrypted video file; and the encrypted video file can only be viewed by the user in the connected state.
  • the present invention provides a method for implementing encrypted video processing and a mobile terminal, which can implement offline playback of the encrypted video file and improve the user experience of the mobile terminal.
  • a method for implementing encrypted video processing comprising:
  • the mobile terminal When receiving the play request, the mobile terminal removes the encryption attribute of the m3u8 file, and decrypts and plays the media clip file to be played according to the decrypted key of the saved media segment.
  • the method further includes:
  • the mobile terminal acquires and saves the decryption key of all the media segments corresponding to the download request information from the multimedia server according to the download request information.
  • decrypting and playing the media segment file that needs to be played according to the saved decryption key of all media segments includes:
  • the media clip file to be played is played according to the playback sequence.
  • the sequence is decrypted and played one by one.
  • the method before the playing the media clip file that needs to be played, the method further includes:
  • the mobile terminal acquires the media resource identifier according to the download request information
  • the processing of receiving the playback request is directly executed; if it is not downloaded and saved, the first-level m3u8 file is downloaded from the multimedia server according to the download request information, and the secondary m3u8 file is parsed according to the first-level m3u8 file. According to the media clip name of the secondary m3u8 file, the media clip file to be played is downloaded and saved from the multimedia server.
  • a mobile terminal for implementing encrypted video processing comprising: a logic processing unit, configured to: when receiving a play request, remove an encryption attribute of the m3u8 file, and perform a media clip file to be played according to the decrypted key of the saved media segment. Decrypt and play.
  • the mobile terminal further includes a key unit, configured to: according to the download request information, select a decryption key of all the media segments corresponding to the download request information from the multimedia server, and send the decryption key to the logical processing unit.
  • a key unit configured to: according to the download request information, select a decryption key of all the media segments corresponding to the download request information from the multimedia server, and send the decryption key to the logical processing unit.
  • the logical processing unit is set to:
  • the encryption attribute of the secondary m3u8 file is removed, and the media segment files to be played are decrypted and played one by one according to the playback order according to the decrypted key of the saved media segment.
  • the mobile terminal further includes: a download processing unit, configured to: before the logical processing unit plays the media segment file that needs to be played, acquire the media resource identifier according to the download request information;
  • the processing of receiving the playback request is directly executed; if it is not downloaded and saved, the first-level m3u8 file is downloaded from the multimedia server according to the download request information, and the secondary m3u8 file is parsed according to the first-level m3u8 file. According to the media clip name of the secondary m3u8 file, the media clip file to be played is downloaded and saved from the multimedia server.
  • a computer readable storage medium storing computer executable instructions for performing the method of any of the above.
  • the technical solution provided by the present invention includes: when the mobile terminal receives the play request, decrypting and playing the media segment file to be played by removing the encryption attribute of the m3u8 file.
  • the embodiment of the present invention decrypts the saved media segment file to be played by saving the decrypted key of the media segment on the mobile terminal, and processes the encrypted attribute of the m3u8 file to decrypt the media segment on the mobile terminal. Play, so that the encrypted video is played on the mobile terminal, which improves the user experience.
  • FIG. 1 is a flowchart of a method for implementing encrypted video processing according to an embodiment of the present invention
  • FIG. 2 is a structural block diagram of a mobile terminal that implements encrypted video processing according to an embodiment of the present invention
  • Figure 3 is a flow chart of the method of the first embodiment of the present invention.
  • FIG. 4 is a flow chart of a method in accordance with a second embodiment of the present invention.
  • FIG. 1 is a flowchart of a method for implementing encrypted video processing according to an embodiment of the present invention. As shown in FIG. 1 , the method includes:
  • Step 101 When receiving the play request, the mobile terminal removes the encryption attribute of the m3u8 file, and decrypts and plays the media clip file to be played according to the decrypted key of the saved media segment.
  • the media segment herein generally refers to a transport stream (Transprot Stream, TS for short) segment.
  • the encryption attribute of the m3u8 file refers to the encryption attribute of the secondary m3u8 file, and there is no definition of the encryption attribute for the first-level m3u8 file.
  • decrypting and playing the media segment file to be played according to the decrypted key of the saved media segment includes:
  • the media clip files to be played are decrypted and played one by one according to the playback order according to the decryption key of the saved media segment.
  • the method further includes the step 100: the mobile terminal acquires and saves the decryption key of all the media segments corresponding to the download request information from the multimedia server according to the download request information.
  • the method of the embodiment of the present invention further includes:
  • the mobile terminal acquires the media resource identifier according to the download request information
  • the process of receiving the play request is directly executed; otherwise, according to the download request information, the first-level m3u8 file is downloaded from the multimedia server, and the second-level m3u8 file is parsed according to the first-level m3u8 file, according to the second-level m3u8 file.
  • first-level m3u8 file is also called the main m3u8 file
  • second-level m3u8 file is also called the sub-code rate m3u8 file
  • the offline terminal implements the processing of the encrypted m3u8 file on the mobile terminal.
  • the playback condition of the encrypted m3u8 file is satisfied, and the video can be played.
  • FIG. 2 is a structural block diagram of a mobile terminal 20 that implements encrypted video processing according to an embodiment of the present invention, as shown in FIG. 2,
  • the method further includes: the logic processing unit 21 is configured to: when receiving the play request, remove the encryption attribute of the m3u8 file, and decrypt and play the media segment file to be played according to the decrypted key of the saved media segment.
  • logic processing unit 21 is set to:
  • the encryption attribute of the m3u8 file is removed, and the media clip files to be played are decrypted and played one by one according to the playback order according to the decrypted key of the saved media segment.
  • the mobile terminal 20 further includes a key unit 22 configured to: select a decryption key of all the media segments corresponding to the download request information from the multimedia server 10 according to the download request information, and send the decryption key to the logical processing unit 21.
  • the mobile terminal of the embodiment of the present invention further includes a download processing unit 23, configured to: before the logical processing unit 21 plays the media segment file that needs to be played, obtain the media resource identifier according to the download request information;
  • the process of receiving the play request is directly executed; if not downloaded and saved, the first-level m3u8 file is downloaded from the multimedia server 10 according to the download request information, and the second-level m3u8 file is parsed according to the first-level m3u8 file. Downloading and saving the media clip file to be played from the multimedia server 10 according to the media clip name of the secondary m3u8 file.
  • the logic processing unit 21, the key unit 22, and the download processing unit 23 of the embodiment of the present invention may be theoretically integrated on the multimedia server 10, or attached to the mobile terminal 20, or processed as a separate server.
  • the network In the network; its implementation can be selected and adjusted according to cost, mobile terminal performance and network structure.
  • FIG. 3 is a flowchart of a method according to a first embodiment of the present invention. As shown in FIG. 3, the method includes:
  • Step 300 The mobile terminal sends a download request message, and obtains a media resource identifier according to the download request message.
  • Step 301 determining whether the video resource corresponding to the media resource identifier (the media segment that needs to be played) is in the cache list of the mobile terminal and has completed the cache, and if so, ending the download request; if not, executing step 302;
  • Step 302 Obtain a downloaded URL according to the media resource identifier, and determine whether the URL needs to be updated, and if necessary, update and save;
  • Step 303 Parse a network address (IP) and a video resource corresponding to the download URL, establish a connection with the multimedia server, and send a download play request to the media server.
  • IP network address
  • Step 304 According to the download and play request, the mobile terminal selects to download the first-level m3u8 file from the multimedia server, acquires the decryption key of all the media segments, and saves; here, the download and save of the decryption key needs to call the set communication interface for saving processing.
  • Step 305 After parsing the secondary m3u8 file according to the primary m3u8 file, download and save the media segment file to be played from the multimedia server according to the media segment name of the secondary m3u8 file.
  • Step 400 The mobile terminal sends a message of the play request, and acquires the media resource identifier according to the play request message.
  • Step 401 Determine whether the media resource identifier is in the cache list of the mobile terminal and has completed the buffering. If yes, execute step 402; if not, end the process; whether the media resource identifier is in the cache list of the mobile terminal and has completed the buffering. It means that the media segment file corresponding to the media resource identifier has been downloaded to the cache of the mobile terminal.
  • Step 402 Determine whether the play request message is a first-level m3u8 file request, and if it is a first-level m3u8 file request, remove the encrypted attribute of the second-level m3u8 file, and return it to the player;
  • Step 403 Call the decryption key of the locally saved media segment to decrypt the media segment, and send the decrypted data to the video playback path for playing.
  • all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
  • the devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
  • the device/function module/functional unit in the above embodiment When the device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium.
  • the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
  • the embodiment of the present invention decrypts the saved media segment file to be played by saving the decrypted key of the media segment on the mobile terminal, and processes the encrypted attribute of the m3u8 file to decrypt the media segment on the mobile terminal. Play, so that the encrypted video is played on the mobile terminal, which improves the user experience.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

一种实现加密视频处理的方法及移动终端，包括：移动终端接收到播放请求时，通过移除m3u8文件的加密属性，对需要播放的媒体片段文件进行解密并播放。

Description

一种实现加密视频处理的方法及移动终端 技术领域
本文涉及视频处理技术，尤指一种实现m3u8的加密视频处理的方法及移动终端。
背景技术
随着科技的进步和网络技术不断的发展，移动终端在生活中扮演着越来越来重要的角色，用户通过网络连接对所感兴趣的视频文件进行下载，在下载完成时，通过离线方式进行视频文件的播放。
在移动终端上通过离线方式进行视频文件的播放，必须要求视频文件是非加密的视频文件；而加密的视频文件，用户只能在连网状态下进行观看。
由于移动终端无法实现对加密的视频文件进行离线播放，影响移动终端的使用和用户体验。
发明内容
本文提供一种实现加密视频处理的方法及移动终端，能够实现对加密的视频文件进行离线播放，提高移动终端的用户体验。
一种实现加密视频处理的方法，包括：
移动终端接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放。
可选地，该方法之前还包括：
移动终端根据下载请求信息，从多媒体服务器获取并保存下载请求信息对应的所有媒体片段的解密密钥。
可选地，根据保存的所有媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放包括：
根据保存的媒体片段的解密密钥对需要播放的媒体片段文件按照播放顺 序逐个进行解密和播放。
可选地，在播放所述需要播放的媒体片段文件之前，该方法还包括：
移动终端根据下载请求信息，获取媒体资源标识符；
根据媒体资源标识符确定所述媒体资源标识符对应的所述需要播放的媒体片段文件是否已经下载和保存；
如果已经下载并保存，则直接执行接收到播放请求的处理；如果没有下载和保存，则根据下载请求信息，从多媒体服务器下载一级m3u8文件，根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称，从多媒体服务器下载并保存需要播放的媒体片段文件。
一种实现加密视频处理的移动终端，包括：逻辑处理单元，设置为：接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放。
可选地，移动终端还包括密钥单元，设置为：根据下载请求信息，选择从多媒体服务器获取下载请求信息对应的所有媒体片段的解密密钥，并发送给逻辑处理单元。
可选地，逻辑处理单元是设置为：，
接收到播放请求时，移除二级m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件按照播放顺序逐个进行解密和播放。
可选地，该移动终端还包括下载处理单元，设置为：在逻辑处理单元播放所述需要播放的媒体片段文件之前，根据下载请求信息，获取媒体资源标识符；
根据媒体资源标识符确定所述媒体资源标识符对应的所述需要播放的媒体片段文件是否已经下载和保存；
如果已经下载并保存，则直接执行接收到播放请求的处理；如果没有下载和保存，则根据下载请求信息，从多媒体服务器下载一级m3u8文件，根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称，从多媒体服务器下载并保存需要播放的媒体片段文件。
一种计算机可读存储介质，存储有计算机可执行指令，所述计算机可执行指令用于执行上述任一项的方法。
本文提供的技术方案，包括：移动终端接收到播放请求时，通过移除m3u8文件的加密属性，对需要播放的媒体片段文件进行解密并播放。本发明实施例通过在移动终端上保存媒体片段的解密密钥对保存的需要播放的媒体片段文件进行解密、及对m3u8文件的加密属性进行处理后，实现在移动终端上对媒体片段进行解密和播放，使加密视频在移动终端上实现了播放，提高了用户体验。
附图概述
图1为本发明实施例实现加密视频处理的方法的流程图；
图2为本发明实施例实现加密视频处理的移动终端的结构框图；
图3为本发明第一实施例的方法的流程图；
图4为本发明第二实施例的方法的流程图。
本发明的实施方式
下文中将结合附图对本发明的实施方式进行详细说明。需要说明的是，在不冲突的情况下，本文中的实施例及实施例中的特征可以相互任意组合。
图1为本发明实施例实现加密视频处理的方法的流程图，如图1所示，包括：
步骤101、移动终端接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放。
需要说明的是，这里的媒体片段一般是指传输流(Transprot Stream，简称TS)片段。另外，m3u8文件的加密属性是指二级m3u8文件的加密属性，对于一级m3u8文件是不存在加密属性的定义的。
本步骤中，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放包括：
根据保存的媒体片段的解密密钥对需要播放的媒体片段文件按照播放顺序逐个进行解密和播放。
本步骤之前还包括步骤100、移动终端根据下载请求信息，从多媒体服务器获取并保存下载请求信息对应的所有媒体片段的解密密钥。
在相关技术的加密m3u8文件播放时，不存在对有媒体片段的解密密钥的下载和保存，本发明实施例通过下载和保存为离线播放提供必要条件。
在播放所述需要播放的媒体片段文件之前，本发明实施例方法还包括：
移动终端根据下载请求信息，获取媒体资源标识符；
根据媒体资源标识符确定所述媒体资源标识符对应的需要播放的媒体片段文件是否已经下载和保存；
如果已经下载并保存，则直接执行接收到播放请求的处理；否则，根据下载请求信息，从多媒体服务器下载一级m3u8文件，根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称，从多媒体服务器下载并保存需要播放的媒体片段文件。
需要说明的是，一级m3u8文件又称主m3u8文件，二级m3u8文件又称为子码率m3u8文件。
本发明实施例通过m3u8文件的加密属性的移除，在通过保存的媒体片段的解密密钥需要播放的媒体片段进行解密后，在离线情况下，移动终端上实现了对加密m3u8文件的处理，满足了进行加密m3u8文件的播放条件，可以进行视频的播放。
图2为本发明实施例实现加密视频处理的移动终端20的结构框图，如图2所示，
至少包括：逻辑处理单元21，设置为：接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放。
其中，逻辑处理单元21是设置为：
接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件按照播放顺序逐个进行解密和播放。
移动终端20还包括密钥单元22：设置为：根据下载请求信息，选择从多媒体服务器10获取下载请求信息对应的所有媒体片段的解密密钥，并发送给逻辑处理单元21。
本发明实施例的移动终端还包括下载处理单元23，设置为：在逻辑处理单元21播放所述需要播放的媒体片段文件之前，根据下载请求信息，获取媒体资源标识符；
根据媒体资源标识符确定其对应的所述需要播放的媒体片段文件是否已经下载和保存；
如果已经下载并保存，则直接执行接收到播放请求的处理；如果没有下载和保存，则根据下载请求信息，从多媒体服务器10下载一级m3u8文件，根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称、从多媒体服务器10下载并保存需要播放的媒体片段文件。
需要说明的是，本发明实施例逻辑处理单元21、密钥单元22和下载处理单元23理论上可以集成在多媒体服务器10上，也可以附着与移动终端20上，还可以作为一个单独的服务器处理网络中；其实现可以根据成本，移动终端性能和网络结构进行选择和调整。
以下通过实施例，对本发明的实施方式进行详细说明。
实施例1
图3为本发明第一实施例的方法的流程图，如图3所示，包括：
步骤300、移动终端发出下载请求消息，根据下载请求消息获取媒体资源标识符；
步骤301、判断媒体资源标识符对应的视频资源(需要进行播放的媒体片段)是否在移动终端的缓存列表中并已经完成缓存，如果是，结束下载请求；如果不是，执行步骤302；
步骤302、根据媒体资源标识符获取下载的URL，并判断URL是否需要进行更新，如需更新则进行更新并保存；
步骤303、解析下载URL对应的网络地址(IP)和视频资源，建立与多媒体服务器的连接，并向媒体服务器发送下载播放请求；
步骤304、根据下载播放请求，移动终端选择从多媒体服务器下载一级m3u8文件，获取所有媒体片段的解密密钥并保存；这里，解密密钥的下载保存需要调用设定的通信接口进行保存处理。
步骤305、根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称、从多媒体服务器下载并保存需要播放的媒体片段文件。
实施例2
步骤400、移动终端发出播放请求的消息，根据播放请求消息获取媒体资源标识符。
步骤401、判断媒体资源标识符是否在移动终端的缓存列表中并已经完成缓存，如果是，执行步骤402；如果不是，结束流程；媒体资源标识符是否在移动终端的缓存列表中并已经完成缓存是指：媒体资源标识符对应的媒体片段文件是否已经下载到移动终端的缓存。
步骤402、判断播放请求消息是否为一级m3u8文件请求，如果是一级m3u8文件请求，则移除二级m3u8文件的加密属性，返回给播放器；
步骤403、调用本地保存的媒体片段的解密密钥对媒体片段进行解密处理，发送解密后的数据到视频播放路径进行播放。
本领域普通技术人员可以理解上述实施例的全部或部分步骤可以使用计算机程序流程来实现，所述计算机程序可以存储于一计算机可读存储介质中，所述计算机程序在相应的硬件平台上(如系统、设备、装置、器件等)执行，在执行时，包括方法实施例的步骤之一或其组合。
可选地，上述实施例的全部或部分步骤也可以使用集成电路来实现，这些步骤可以被分别制作成一个个集成电路模块，或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。
上述实施例中的装置/功能模块/功能单元可以采用通用的计算装置来实现，它们可以集中在单个的计算装置上，也可以分布在多个计算装置所组成的网络上。
上述实施例中的装置/功能模块/功能单元以软件功能模块的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储介质中。上述提到的计算机可读取存储介质可以是只读存储器，磁盘或光盘等。
工业实用性
本发明实施例通过在移动终端上保存媒体片段的解密密钥对保存的需要播放的媒体片段文件进行解密、及对m3u8文件的加密属性进行处理后，实现在移动终端上对媒体片段进行解密和播放，使加密视频在移动终端上实现了播放，提高了用户体验。

Claims (9)

  1. 一种实现加密视频处理的方法，包括：
    移动终端接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放。
  2. 根据权利要求1所述的方法，该方法之前还包括：
    移动终端根据下载请求信息，从多媒体服务器获取并保存所述下载请求信息对应的所有媒体片段的解密密钥。
  3. 根据权利要求1所述的方法，其中，所述根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放包括：
    根据保存的媒体片段的解密密钥对需要播放的媒体片段文件按照播放顺序逐个进行解密和播放。
  4. 根据权利要求1～3任一项所述的方法，在播放所述需要播放的媒体片段文件之前，该方法还包括：
    移动终端根据下载请求信息，获取媒体资源标识符；
    根据媒体资源标识符确定所述媒体资源标识符对应的所述需要播放的媒体片段文件是否已经下载和保存；
    如果已经下载并保存，则直接执行接收到播放请求的处理；如果没有下载和保存，则根据下载请求信息，从多媒体服务器下载一级m3u8文件，根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称，从多媒体服务器下载并保存需要播放的媒体片段文件。
  5. 一种实现加密视频处理的移动终端，包括：逻辑处理单元，设置为：接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件进行解密并播放。
  6. 根据权利要求5所述的移动终端，还包括密钥单元，设置为：根据下载请求信息，选择从多媒体服务器获取下载请求信息对应的所有媒体片段的解密密钥，并发送给逻辑处理单元。
  7. 根据权利要求5所述的移动终端，其中，所述逻辑处理单元是设置 为：
    接收到播放请求时，移除m3u8文件的加密属性，根据保存的媒体片段的解密密钥对需要播放的媒体片段文件按照播放顺序逐个进行解密和播放。
  8. 根据权利要求5～7任一项所述的移动终端，还包括下载处理单元，设置为：在逻辑处理单元播放所述需要播放的媒体片段文件之前，根据下载请求信息，获取媒体资源标识符；
    根据媒体资源标识符确定所述媒体资源标识符对应的所述需要播放的媒体片段文件是否已经下载和保存；
    如果已经下载并保存，则直接执行接收到播放请求的处理；如果没有下载和保存，则根据下载请求信息，从多媒体服务器下载一级m3u8文件，根据一级m3u8文件解析出二级m3u8文件后，根据二级m3u8文件的媒体片段名称，从多媒体服务器下载并保存需要播放的媒体片段文件。
  9. 一种计算机可读存储介质，存储有计算机可执行指令，所述计算机可执行指令用于执行权利要求1-4任一项的方法。
PCT/CN2015/080502 2014-10-24 2015-06-01 一种实现加密视频处理的方法及移动终端 WO2016062092A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410579362.0A CN105592355A (zh) 2014-10-24 2014-10-24 一种实现加密视频处理的方法及移动终端
CN201410579362.0 2014-10-24

Publications (1)

Publication Number Publication Date
WO2016062092A1 true WO2016062092A1 (zh) 2016-04-28

Family

ID=55760225

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/080502 WO2016062092A1 (zh) 2014-10-24 2015-06-01 一种实现加密视频处理的方法及移动终端

Country Status (2)

Country Link
CN (1) CN105592355A (zh)
WO (1) WO2016062092A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109120998A (zh) * 2018-08-28 2019-01-01 苏州科达科技股份有限公司 媒体数据传输方法、装置及存储介质

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106331751B (zh) * 2016-08-31 2019-05-31 广州易方信息科技股份有限公司 一种基于iOS操作系统的在线加密切片视频播放方法
CN108156152B (zh) * 2017-12-22 2019-08-02 北京百度网讯科技有限公司 流媒体下载与播放的方法、装置、存储介质及终端设备
CN111314781B (zh) * 2018-12-11 2022-07-01 青岛海尔多媒体有限公司 一种本地文件的加密方法、装置、设备、存储介质
CN114449307A (zh) * 2021-12-21 2022-05-06 北京网神洞鉴科技有限公司 整合分片视频的方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103428583A (zh) * 2013-08-12 2013-12-04 深圳市同洲电子股份有限公司 一种对流媒体文件的保护方法和数字电视终端
CN103826159A (zh) * 2013-12-04 2014-05-28 Tcl集团股份有限公司 一种m3u8格式视频的本地离线播放方法和终端
CN104093045A (zh) * 2014-07-17 2014-10-08 百视通网络电视技术发展有限责任公司 基于回源的ott tv播放请求处理方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020150239A1 (en) * 2001-04-17 2002-10-17 Vidius Inc. Method for personalized encryption in an un-trusted environment
CN101699819B (zh) * 2009-11-13 2012-07-25 中国电信股份有限公司 数字版权管理方法和系统
US8751807B2 (en) * 2011-06-23 2014-06-10 Azuki Systems Inc. Method and system for secure over-the-top live video delivery
CN103974086A (zh) * 2013-02-05 2014-08-06 天津奇异果科技有限公司 基于h.264编码和扩频水印技术的掌中网校
CN103945283B (zh) * 2014-04-02 2017-10-10 网易（杭州）网络有限公司 一种数字内容保护方法和设备
CN104038842B (zh) * 2014-06-18 2018-09-18 百视通网络电视技术发展有限责任公司 一种在cdn网络中预取点播节目信息的方法与设备

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103428583A (zh) * 2013-08-12 2013-12-04 深圳市同洲电子股份有限公司 一种对流媒体文件的保护方法和数字电视终端
CN103826159A (zh) * 2013-12-04 2014-05-28 Tcl集团股份有限公司 一种m3u8格式视频的本地离线播放方法和终端
CN104093045A (zh) * 2014-07-17 2014-10-08 百视通网络电视技术发展有限责任公司 基于回源的ott tv播放请求处理方法及系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109120998A (zh) * 2018-08-28 2019-01-01 苏州科达科技股份有限公司 媒体数据传输方法、装置及存储介质
CN109120998B (zh) * 2018-08-28 2021-04-02 苏州科达科技股份有限公司 媒体数据传输方法、装置及存储介质

Also Published As

Publication number Publication date
CN105592355A (zh) 2016-05-18

Similar Documents

Publication Publication Date Title
US20200236408A1 (en) Reducing time to first encrypted frame in a content stream
CN107810613B (zh) 使用清单文件在广播流中提供节目和设备类别权利的方法和设备
US10902096B2 (en) Protecting media items using a media security controller
KR102330088B1 (ko) 매니페스트 속성을 이용하여 미디어 자산을 필터링하는 시스템
US9756389B2 (en) Systems and methods for digital media storage and playback
TWI451279B (zh) 即時或接近即時串流傳輸之內容存取控制
US8892763B2 (en) Live television playback optimizations
WO2016062092A1 (zh) 一种实现加密视频处理的方法及移动终端
US9767300B2 (en) Managing restricted tagged content elements within a published message
US8700897B2 (en) Method and terminal equipment for applying digital rights management
US8813246B2 (en) Method for playing digital contents protected with a DRM (digital right management) scheme and corresponding system
US9436807B2 (en) Method and apparatus for providing digital rights management service in the cloud
US20130060700A1 (en) Enabling transferable entitlements between networked devices
US9356985B2 (en) Streaming video to cellular phones
CN109120998B (zh) 媒体数据传输方法、装置及存储介质
JP7178998B2 (ja) 配信性能を改善するためのリソースセグメント化
US20170171166A1 (en) Anti-hotlinking method and electronic device
CN111698537B (zh) 多媒体数据的处理方法、装置、设备以及存储介质
US20130179546A1 (en) Converting data stream in user equipment
US20140259180A1 (en) Blackouts architecture
CN113014956B (zh) 视频播放方法以及装置
US9936264B1 (en) Method of restricting offline video playback to include advertisements
JP2013068736A (ja) データ送信装置、方法及びプログラム
CN108337561B (zh) 一种基于iOS客户端内部HTTPServer的本地DRM视频流解密方法
Storey The design and implementation of a security and containment platform for peer-to-peer media distribution

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15851815

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15851815

Country of ref document: EP

Kind code of ref document: A1