




技术领域technical field
本发明涉及视联网技术领域,特别是涉及一种视频数据传输方法和装置。The present invention relates to the technical field of video networking, in particular to a video data transmission method and device.
背景技术Background technique
视联网是一个实时网络,能够实现全网高清视频实时传输,将视频业务推向高清视频化。目前,在视联网中进行视频数据传输时,所涉及的每一路视频都需要通过多次信令交互,以确认视频播放的路径。Video networking is a real-time network that can realize real-time transmission of high-definition video across the entire network, and promote video services to high-definition video. At present, when video data is transmitted in the video network, each channel of video involved needs to interact through multiple signaling to confirm the video playback path.
因此,当终端中分屏显示多路视频时,在请求视频流时客户端与服务端会在请求每一路视频流时,通过会话发起协议从而进行信令交互,以确认每路视频流传输、播放时所需要的参数,之后服务端才会与客户端建立连接以分路传输视频流,由于多路视频均需要分别进行确认,因此,前路的视频先确认,先显示,后路的视频后确认,后显示,从而造成多路视频分屏播放时,各路视频显示时差大,延迟的问题,即使是多核多线程的设计框架,多个线程同时处理不同路视频的请求,每个线程承担的视频请求负载还是较高,从而造成视频显示的延迟。Therefore, when multi-channel video is displayed in a split screen in the terminal, when requesting a video stream, the client and server will perform signaling interaction through the session initiation protocol when requesting each video stream to confirm the transmission of each video stream, The parameters required for playback, and then the server will establish a connection with the client to transmit the video stream in a split. Since multiple videos need to be confirmed separately, therefore, the video of the front channel is confirmed first, displayed first, and the video of the rear channel is confirmed first. Confirm after confirmation and display later, which causes the problem of large time difference and delay in the display of each video when multi-channel video is played in split screen. Even in the design framework of multi-core and multi-threading, multiple threads process different video requests at the same time. The video request load undertaken is still relatively high, resulting in a delay in video display.
发明内容SUMMARY OF THE INVENTION
鉴于上述问题,提出了本发明实施例以便提供一种克服上述问题或者至少部分地解决上述问题的一种视频数据传输方法和装置。In view of the above problems, the embodiments of the present invention are proposed to provide a video data transmission method and apparatus that overcome the above problems or at least partially solve the above problems.
为了解决上述问题,本发明实施例第一方面公开了一种视频数据传输方法,该方法应用于视联网中,视联网包括视联网服务器、视联网终端和流媒体平台,该方法可以包括:In order to solve the above problem, a first aspect of the embodiments of the present invention discloses a video data transmission method, which is applied to the Internet of Views, and the Internet of Views includes a network of video servers, a network of video terminals, and a streaming media platform, and the method may include:
所述视联网终端根据用户输入的预案标识,查找目标预案信息;所述目标预案信息包括:目标视联网终端的终端标识、目标视联网服务器的服务器标识、所述目标视联网终端的分屏信息、所述分屏信息对应的媒体接收端口号;The video networking terminal searches for target pre-plan information according to the pre-plan identification input by the user; the target pre-plan information includes: the terminal identification of the target video networking terminal, the server identification of the target video networking server, and the split screen information of the target video networking terminal. , the media receiving port number corresponding to the split screen information;
所述视联网终端根据所述服务器标识,将所述预案信息发送给所述目标视联网服务器;The internet-of-view terminal sends the plan information to the target internet-of-view server according to the server identifier;
所述目标视联网服务器将所述预案信息转发给所述流媒体平台;The target video network server forwards the preplan information to the streaming media platform;
所述流媒体平台根据所述终端标识确定所述目标视联网终端,并根据所述分屏信息对应的媒体接收端口号,向所述目标视联网终端的对应端口发送所述目标视联网终端的分屏信息对应的视频流。The streaming media platform determines the target video network terminal according to the terminal identifier, and sends the target video network terminal to the corresponding port of the target video network terminal according to the media receiving port number corresponding to the split screen information. Video stream corresponding to split screen information.
可选地,所述视联网终端将所述预案信息发送给所述视联网服务器的步骤之后,还包括:Optionally, after the step of sending the plan information to the Internet-of-view server by the Internet-of-view terminal, the method further includes:
所述视联网终端创建第一套接字;所述第一套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建。The Internet-of-view terminal creates a first socket; the first socket is created according to the terminal identifier of the Internet-of-view terminal and the media receiving port number corresponding to the split screen information.
可选地,所述根据所述分屏信息对应的媒体接收端口号,向所述目标视联网终端的对应端口发送所述目标视联网终端的分屏信息对应的视频流的步骤,包括:Optionally, the step of sending the video stream corresponding to the split-screen information of the target internet-of-view terminal to the corresponding port of the target internet-of-view terminal according to the media receiving port number corresponding to the split-screen information includes:
所述流媒体平台创建第二套接字;所述第二套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建;The streaming media platform creates a second socket; the second socket is created according to the terminal identifier of the video network terminal and the media receiving port number corresponding to the split screen information;
所述流媒体平台通过所述第二套接字连接对应的所述第一套接字;所述第二套接字对应的第一套接字为,与所述第二套接字创建时所用的所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号相同;The streaming media platform connects the corresponding first socket through the second socket; the first socket corresponding to the second socket is the same as when the second socket was created The terminal identifier of the used video network terminal is the same as the media receiving port number corresponding to the split screen information;
所述流媒体平台通过所述第一套接字与所述第二套接字的连接发送所述视频流。The streaming media platform sends the video stream through the connection of the first socket and the second socket.
可选地,所述视联网终端根据用户输入的预案标识,查找目标预案信息的步骤之前,还包括:Optionally, before the step of searching the target plan information according to the plan identifier input by the user, the Internet-of-view terminal further includes:
所述视联网终端获取播放预案数据库中所有的预案信息,并缓存在所述视联网终端的本地内存中;所述播放预案数据库中存储有所述视联网终端创建的预案信息;The internet-of-view terminal acquires all the pre-plan information in the broadcast pre-plan database, and caches it in the local memory of the internet-of-view terminal; the pre-plan information created by the internet-of-view terminal is stored in the broadcast pre-plan database;
所述视联网终端根据用户输入的预案标识,查找目标预案信息的步骤包括:The step of searching the target plan information by the video network terminal according to the plan identifier input by the user includes:
所述视联网终端根据所述预案标识,在所述本地缓存中查找所述目标预案信息。The Internet-of-view terminal searches for the target plan information in the local cache according to the plan identifier.
可选地,所述视联网终端根据用户输入的预案标识,查找目标预案信息的步骤之后,还包括:Optionally, after the step of searching the target plan information according to the plan identifier input by the user, the Internet-of-view terminal further includes:
所述视联网终端接收针对所述目标预案信息的更新操作;所述更新操作包括对所述目标预案信息的修改、删除、增添;The video network terminal receives an update operation for the target plan information; the update operation includes modification, deletion, and addition of the target plan information;
根据所述更新操作,更新所述目标预案信息。According to the update operation, the target plan information is updated.
可选地,所述视联网终端根据用户输入的预案标识,查找目标预案信息的步骤之前,还包括:Optionally, before the step of searching the target plan information according to the plan identifier input by the user, the Internet-of-view terminal further includes:
所述视联网终端接收用户的预案信息创建操作;所述预案信息创建操作包括输入视联网服务器的服务器标识、视联网终端的分屏信息、分屏信息对应的媒体接收端口号和预案标识;The video networking terminal receives the user's preplan information creation operation; the preplan information creation operation includes inputting the server identifier of the video networking server, the split screen information of the video networking terminal, the media receiving port number corresponding to the split screen information, and the preplan identifier;
所述视联网终端获取所述视联网终端的终端标识,并根据所述创建操作,创建对应的预案信息;The internet-of-view terminal acquires the terminal identifier of the internet-of-view terminal, and creates corresponding plan information according to the creation operation;
所述视联网终端将所述预案信息保存在播放预案数据库中。The video network terminal saves the plan information in the play plan database.
本发明实施例的第二方面公开了一种视频数据传输装置,其特征在于,所述装置应用于视联网中,所述视联网包括视联网服务器、视联网终端和流媒体平台,该装置包括:A second aspect of the embodiments of the present invention discloses a video data transmission device, characterized in that the device is applied in a video network, and the video network includes a video network server, a video network terminal, and a streaming media platform, and the device includes :
查询模块,用于所述视联网终端根据用户输入的预案标识,查找目标预案信息;所述目标预案信息包括:目标视联网终端的终端标识、目标视联网服务器的服务器标识、所述目标视联网终端的分屏信息、所述分屏信息对应的媒体接收端口号;Inquiry module, used for the video networking terminal to search for target pre-plan information according to the pre-plan identification input by the user; the target pre-plan information includes: the terminal identification of the target video networking terminal, the server identification of the target video networking server, the target video networking server Split-screen information of the terminal, and the media receiving port number corresponding to the split-screen information;
第一发送模块,用于所述视联网终端根据所述服务器标识,将所述预案信息发送给所述目标视联网服务器;a first sending module, used for the Internet-of-view terminal to send the plan information to the target Internet-of-view server according to the server identifier;
第二发送模块,用于所述目标视联网服务器将所述预案信息转发给所述流媒体平台;a second sending module, used for the target video network server to forward the preplan information to the streaming media platform;
视频数据发送模块,用于所述流媒体平台根据所述终端标识确定所述目标视联网终端,并根据所述分屏信息对应的媒体接收端口号,向所述目标视联网终端的对应端口发送所述目标视联网终端的分屏信息对应的视频流。A video data sending module is used for the streaming media platform to determine the target Internet-of-view terminal according to the terminal identifier, and send the data to the corresponding port of the target Internet-of-view terminal according to the media receiving port number corresponding to the split screen information The video stream corresponding to the split screen information of the target video network terminal.
可选地,还包括:Optionally, also include:
第一创建模块,用于所述视联网终端创建第一套接字;所述第一套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建。The first creation module is used for the Internet-of-view terminal to create a first socket; the first socket is created according to the terminal identifier of the Internet-of-view terminal and the media receiving port number corresponding to the split screen information.
可选地,所述视频数据发送模块,包括:Optionally, the video data sending module includes:
第二创建子模块,用于所述流媒体平台创建第二套接字;所述第二套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建;The second creation submodule is used for the streaming media platform to create a second socket; the second socket is created according to the terminal identifier of the video network terminal and the media receiving port number corresponding to the split screen information;
连接子模块,用于所述流媒体平台通过所述第二套接字连接对应的所述第一套接字;所述第二套接字对应的第一套接字为,与所述第二套接字创建时所用的所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号相同;A connection sub-module, used for the streaming media platform to connect the corresponding first socket through the second socket; the first socket corresponding to the second socket is the same as the first socket. The terminal identifier of the video network terminal used when the two sockets are created is the same as the media receiving port number corresponding to the split screen information;
视频数据发送子模块,用于所述流媒体平台通过所述第一套接字与所述第二套接字的连接发送所述视频流。A video data sending submodule is used for the streaming media platform to send the video stream through the connection between the first socket and the second socket.
可选地,还包括:Optionally, also include:
缓存模块,用于所述视联网终端获取播放预案数据库中所有的预案信息,并缓存在所述视联网终端的本地内存中;所述播放预案数据库中存储有所述视联网终端创建的预案信息;a cache module, used by the Internet-of-view terminal to obtain all the plan information in the broadcast plan database, and cache it in the local memory of the Internet-of-view terminal; the plan information of the broadcast plan created by the Internet-of-view terminal is stored in the broadcast plan database ;
所述查询模块,还用于所述视联网终端根据所述预案标识,在所述本地缓存中查找所述目标预案信息。The query module is further configured for the Internet-of-view terminal to search for the target plan information in the local cache according to the plan identifier.
可选地,还包括:Optionally, also include:
更新操作接收模块,用于所述视联网终端接收针对所述目标预案信息的更新操作;所述更新操作包括对所述目标预案信息的修改、删除、增添;an update operation receiving module, used for the Internet-of-view terminal to receive an update operation for the target plan information; the update operation includes modification, deletion, and addition of the target plan information;
更新模块,用于根据所述更新操作,更新所述目标预案信息。An update module, configured to update the target plan information according to the update operation.
可选地,还包括:Optionally, also include:
创建操作接收模块,用于所述视联网终端接收用户的预案信息创建操作;所述预案信息创建操作包括输入视联网服务器的服务器标识、视联网终端的分屏信息、分屏信息对应的媒体接收端口号和预案标识;The creation operation receiving module is used for the video networking terminal to receive the user's preplan information creation operation; the preplan information creation operation includes inputting the server identifier of the video networking server, the split screen information of the video networking terminal, and the media reception corresponding to the split screen information. Port number and scheme identification;
预案信息创建模块,用于所述视联网终端获取所述视联网终端的终端标识,并根据所述创建操作,创建对应的预案信息;A plan information creation module, used for the Internet-of-Viewing terminal to obtain the terminal identifier of the Internet-of-view terminal, and to create corresponding plan information according to the creation operation;
预案信息保存模块,用于所述视联网终端将所述预案信息保存在播放预案数据库中。The plan information saving module is used for the video network terminal to save the plan information in the play plan database.
本发明实施例包括以下优点:The embodiments of the present invention include the following advantages:
本发明实施例中,视联网终端在播放视频时,首先将对应的预案信息通过视联网服务器发送给对应的流媒体平台,流媒体平台根据预案信息发送视频流,由于预案信息中预先保存了视联网终端播放视频时需要的分屏信息以及分屏信息对应的端口信息,因此,无需再进行每路视频的播放参数确认,从而保证每路视频的同步播放,降低视频显示的延迟。In the embodiment of the present invention, when a video network terminal plays a video, it first sends the corresponding plan information to the corresponding streaming media platform through the video network server, and the streaming media platform sends the video stream according to the plan information. The split-screen information and the port information corresponding to the split-screen information required by the networked terminal when playing videos, therefore, no need to confirm the playback parameters of each video, thus ensuring the synchronous playback of each video and reducing the delay of video display.
附图说明Description of drawings
图1是本发明的一种视频数据传输时,数据传输过程的示意图;1 is a schematic diagram of a data transmission process during a video data transmission of the present invention;
图2是本发明的一种视频数据传输方法的步骤流程图;Fig. 2 is the step flow chart of a kind of video data transmission method of the present invention;
图3是本发明的一种视频数据传输方法的应用示例图;Fig. 3 is the application example diagram of a kind of video data transmission method of the present invention;
图4是本发明的一种视频数据传输装置的结构框图;Fig. 4 is the structural block diagram of a kind of video data transmission device of the present invention;
图5是本发明的一种视联网的组网示意图;Fig. 5 is a kind of networking schematic diagram of the Internet of Views of the present invention;
图6是本发明的一种节点服务器的硬件结构示意图;6 is a schematic diagram of the hardware structure of a node server of the present invention;
图7是本发明的一种接入交换机的硬件结构示意图;7 is a schematic diagram of the hardware structure of an access switch of the present invention;
图8是本发明的一种以太网协转网关的硬件结构示意图。FIG. 8 is a schematic diagram of the hardware structure of an Ethernet protocol conversion gateway of the present invention.
具体实施方式Detailed ways
为使本发明的上述目的、特征和优点能够更加明显易懂,下面结合附图和具体实施方式对本发明作进一步详细的说明。In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.
基于视联网的特性,图1是本发明的一种视频数据传输时,数据传输过程的示意图,如图1所示,提出了本发明实施例的核心构思之一,遵循视联网的协议,视联网从预案数据库中加载预案信息,并将创建的预案信息保存在预案数据库中,视联网终端根据用户输入的预案标识,查找获得对应的目标预案再将该目标预案发送给视联网服务器,视联网服务器将目标预案转发给流媒体平台,流媒体平台再根据目标预案进行视频流的发送,由于预案中包括视联网终端的终端标识、目标视联网服务器的服务器标识、所述目标视联网终端的分屏信息、所述分屏信息对应的媒体接收端口号等,此时,无需再由视联网终端与流媒体平台间对每一路视频进行参数确认、建立连接、视频流发送,流媒体平台可以直接将视频流发送至对应端口,从而避免了多路视频流依次确认造成的视频播放延迟。Based on the characteristics of video networking, FIG. 1 is a schematic diagram of the data transmission process during video data transmission of the present invention. As shown in FIG. 1, one of the core concepts of the embodiment of the present invention is proposed. The network loads the plan information from the plan database, and saves the created plan information in the plan database. According to the plan identifier input by the user, the Internet terminal searches and obtains the corresponding target plan, and then sends the target plan to the Internet server. The server forwards the target plan to the streaming media platform, and the streaming media platform sends the video stream according to the target plan. screen information, the media receiving port number corresponding to the split screen information, etc. At this time, there is no need to confirm the parameters, establish a connection, and send the video stream between the video network terminal and the streaming media platform. The streaming media platform can directly Send the video stream to the corresponding port, thus avoiding the video playback delay caused by the sequential confirmation of multiple video streams.
参照图2,示出了本发明的一种视频数据传输方法实施例的步骤流程图,如图2所示,该方法可以应用于视联网中,视联网包括视联网服务器、视联网终端和流媒体平台,具体可以包括如下步骤:Referring to FIG. 2 , a flow chart of steps of an embodiment of a video data transmission method of the present invention is shown. As shown in FIG. 2 , the method can be applied to a video network, and the video network includes a video network server, a video network terminal, and a streaming video network. The media platform can specifically include the following steps:
步骤201:所述视联网终端根据用户输入的预案标识,查找目标预案信息;所述目标预案信息包括:目标视联网终端的终端标识、目标视联网服务器的服务器标识、所述目标视联网终端的分屏信息、所述分屏信息对应的媒体接收端口号。Step 201: the Internet-of-view terminal searches for target pre-plan information according to the pre-plan identifier input by the user; the information of the target pre-plan includes: the terminal identifier of the Internet-of-view terminal, the server identifier of the Internet-of-view server, and the identity of the Internet-of-view terminal. Split screen information, and the media receiving port number corresponding to the split screen information.
本发明实施例中,视联网终端可以是具有至少一个屏幕的,可以进行两路或两路以上视频播放的分屏视联网终端,如监控终端,可以同时查看各地的监控视频,或者会议终端,可以同时显示多个与会方的会议视频等。In the embodiment of the present invention, the video networking terminal may be a split-screen video networking terminal that has at least one screen and can play two or more channels of video, such as a monitoring terminal, which can simultaneously view monitoring videos from various places, or a conference terminal, The conference video of multiple participants can be displayed at the same time.
本发明实施例中,视联网终端可以根据用户输入的预案标识,查找目标预案信息,其中,预案标识可以是预案的名称、编号等等,预案的名称、预案编号可以在创建预案时由用户自行填写,或使用默认的预案名称、预案编号等,本领域技术人员可以使用其他的预案信息作为预案标识,本发明实施例对此不做具体限制。In this embodiment of the present invention, the Internet of Things terminal can search for target plan information according to the plan identifier input by the user, where the plan identifier can be the name, number, etc. of the plan, and the name and plan number of the plan can be created by the user when the plan is created. Fill in, or use the default plan name, plan number, etc., those skilled in the art may use other plan information as the plan identifier, which is not specifically limited in this embodiment of the present invention.
本发明实施例中,目标预案信息包括目标视联网终端的终端标识、目标视联网服务器的服务器标识、所述目标视联网终端的分屏信息、所述分屏信息对应的媒体接收端口号,其中,目标视联网终端的终端标识可以是终端ID和/或终端IP地址,视联网服务器的服务器标识可以是服务器ID和/或服务器IP地址,目标视联网终端的分屏信息可以包括目标视联网终端的分屏数量、各分屏位置等,同时目标预案信息中还包括分屏信息对应的媒体接收端口号,媒体端口号接收的视频流会在对应的分屏上播放。In this embodiment of the present invention, the target preplan information includes a terminal identifier of a target video network terminal, a server identifier of a target video network server, split screen information of the target video network terminal, and a media receiving port number corresponding to the split screen information, wherein , the terminal identifier of the target video network terminal can be the terminal ID and/or the terminal IP address, the server identifier of the video network server can be the server ID and/or the server IP address, and the split screen information of the target video network terminal can include the target video network terminal. At the same time, the target plan information also includes the media receiving port number corresponding to the split screen information, and the video stream received by the media port number will be played on the corresponding split screen.
可选地,步骤201之前,该方法还可以包括:Optionally, before step 201, the method may further include:
所述视联网终端获取播放预案数据库中所有的预案信息,并缓存在所述视联网终端的本地内存中;所述播放预案数据库中存储有所述视联网终端创建的预案信息。The video networking terminal acquires all the preplan information in the playing plan database, and caches it in the local memory of the video networking terminal; the playing preplan database stores the preplan information created by the video networking terminal.
本发明实施例中,可选地,可以设置播放预案数据库,播放预案数据库中存储有视联网终端预先创建的所有预案信息,实际应用中,预案数据库可以部署在视联网终端上,也可以部署在独立与视联网终端的其他视联网设备,本发明实施例中对预案数据库的部署位置不做具体限定。In the embodiment of the present invention, optionally, a playback plan database may be set up, and the playback plan database stores all the plan information pre-created by the Internet-of-view terminal. In practical applications, the plan database may be deployed on the Internet-of-view terminal or in For other video networking devices that are independent of the video networking terminal, the deployment position of the preplan database is not specifically limited in this embodiment of the present invention.
本发明实施例中,可选地,视联网终端可以在每次启动时,从预案数据库中获取预案信息,也可以在运行过程每隔第一段时间从预案数据库中获取一次预案信息,本发明实施例中对视联网终端从预案数据库中获取预案信息的时机不做具体限定。In the embodiment of the present invention, optionally, the Internet of Things terminal may acquire pre-plan information from the pre-plan database each time it is started, or may acquire pre-plan information from the pre-plan database every first period of time during the running process. In the embodiment, the timing of acquiring the plan information from the plan database by the Internet-of-view terminal is not specifically limited.
可选地,步骤201包括:Optionally, step 201 includes:
所述视联网终端根据所述预案标识,在所述本地缓存中查找所述目标预案信息。The Internet-of-view terminal searches for the target plan information in the local cache according to the plan identifier.
本发明实施例中,在接收到用户输入的预案标识后,根据预案标识在本地缓存中查找目标预案信息,如果查找目标预案信息成功,此时可以向用户显示目标预案信息以便用户确认当前显示的目标预案信息是否为用户需求的预案信息,可选地,可以将根据预案标识查找到的一个或一个以上预案信息作为目标预案信息,当目标预案信息为多个时,可以将目标预案信息按照与用户输入的预案标识的相关度由大到小排序显示。In this embodiment of the present invention, after receiving the plan identifier input by the user, the target plan information is searched in the local cache according to the plan identifier. If the search for the target plan information is successful, the target plan information can be displayed to the user at this time so that the user can confirm the currently displayed information. Whether the target plan information is the plan information required by the user, optionally, one or more plan information found according to the plan identifier can be used as the target plan information. When there are multiple target plan information, the target plan information can be set according to the The relevancy of the plan identifiers input by the user is sorted and displayed in descending order.
本发明实施例中,在确认目标预案信息后,可以先根据目标预案信息中的分屏信息对视联网终端进行分屏,可选地,分屏信息可以是竖切等分两屏,也可以是是田字格等分四屏等,具体的,分屏数量、各分屏大小与各分屏位置不受限制,每一个分屏与一个媒体接收端口号对应,该分屏播放对应媒体接受端口号接收的视频流。In the embodiment of the present invention, after confirming the target plan information, the video network terminal may be divided according to the screen split information in the target plan information. Yes, the field is divided into four screens, etc. Specifically, the number of split screens, the size of each split screen, and the position of each split screen are not limited. Each split screen corresponds to a media receiving port number, and the split screen playback corresponds to the media reception. Port number to receive video streams.
可选地,步骤201之前,该方法还可以包括:Optionally, before step 201, the method may further include:
所述视联网终端接收用户的预案信息创建操作;所述预案信息创建操作包括输入视联网服务器的服务器标识、视联网终端的分屏信息、分屏信息对应的媒体接收端口号和预案标识。The video networking terminal receives the user's preplan information creation operation; the preplan information creation operation includes inputting the server identifier of the video networking server, the split screen information of the video networking terminal, the media receiving port number corresponding to the split screen information, and the preplan identifier.
本发明实施例中,视联网终端可以根据用户的预案信息创建操作,创建新的预案信息,可选地,可以是接收用户的创建预设操作进入预案信息创建界面,再接收用户的预案信息创建操作,其中预案信息创建操作可以包括输入视联网服务器的服务器标识、视联网终端的分屏信息、分屏信息对应的媒体接收端口号和预案标识,可选地,也可以是接收用户输入的视联网服务器的服务器标识、和预案标识,并视联网终端分屏显示的形式显示预案信息创建界面,接收用户对视联网终端中不同分屏的选择操作、放大缩小操作、增加删除操作、移动操作等,根据用户针对不同分屏的操作,从而确定创建的预案信息中的视联网终端的分屏信息,以及分屏信息对应的媒体接收端口号。In this embodiment of the present invention, the Internet-of-view terminal may create an operation based on the user's pre-plan information to create new pre-plan information. operation, wherein the operation of creating the plan information may include inputting the server ID of the Internet-of-view server, the split-screen information of the Internet-of-view terminal, the media receiving port number corresponding to the split-screen information, and the plan identification, and optionally, it may also be a video network input by the user. The server logo and plan logo of the networked server, and the plan information creation interface is displayed in the form of split-screen display of the networked terminal, and the user's selection operation, zoom-in operation, add-deletion operation, mobile operation, etc. , and according to the user's operations for different split screens, the split screen information of the video networking terminal in the created preplan information and the media receiving port number corresponding to the split screen information are determined.
所述视联网终端获取所述视联网终端的终端标识,并根据所述创建操作,创建对应的预案信息。The internet-of-view terminal acquires the terminal identifier of the internet-of-view terminal, and creates corresponding plan information according to the creation operation.
本发明实施例中,由于是通过视联网终端创建预案信息,因此,预案信息中的视联网终端标识可以由视联网终端获取,并用于创建预案信息中,可选地,也可以接收用户输入的视联网终端的终端标识,从而减少了视联网终端在预案信息创建过程中的操作步骤,提升预案信息创建的效率。In the embodiment of the present invention, since the pre-plan information is created through the Internet-of-view terminal, the Internet-of-view terminal identifier in the pre-plan information can be acquired by the Internet-of-view terminal and used to create the pre-plan information. The terminal identification of the video network terminal, thereby reducing the operation steps of the video network terminal in the process of creating the plan information, and improving the efficiency of the plan information creation.
所述视联网终端将所述预案信息保存在播放预案数据库中。The video network terminal saves the plan information in the play plan database.
本发明实施例中,可以将创建的预案信息保存在播放预案数据库中,从而集中管理视联网终端创建的预案信息,可选地,也可以将创建的预案信息先保存在视联网终端本地内存中,每隔一段时间将本地内存中创建的预案信息保存在播放预案数据库中,或在视联网终端接收到关闭终端的操作时,在终端关闭前将视联网终端创建的预案信息保存在播放预案数据库中,本发明实施例对将预案信息保存在播放预案数据库中的时机不做限定。In this embodiment of the present invention, the created plan information may be stored in the playback plan database, so as to centrally manage the plan information created by the Internet of View terminal. Optionally, the information of the created plan may also be stored in the local memory of the Internet of Video terminal. , save the plan information created in the local memory in the play plan database at regular intervals, or when the video network terminal receives the operation of closing the terminal, save the plan information created by the video network terminal in the play plan database before the terminal is closed , the embodiment of the present invention does not limit the timing of saving the plan information in the play plan database.
可选地,步骤201之后,该方法还可以包括:Optionally, after step 201, the method may further include:
所述视联网终端接收针对所述目标预案信息的更新操作;所述更新操作包括对所述目标预案信息的修改、删除、增添。The video network terminal receives an update operation for the target plan information; the update operation includes modification, deletion, and addition of the target plan information.
根据所述更新操作,更新所述目标预案信息。According to the update operation, the target plan information is updated.
本发明实施例中,当确认目标预案信息后,还可以接收用户针对该目标预案信息的更新操作,可选地,可以是修改、删除、增添,如修改预案标识、修改视联网服务器标识与地址、修改视联网终端标识与地址,修改分屏的大小位置等,删除分屏、删除接收端口号,增添分屏、增添接收端口号等,可选地,可以将更新后的目标预案信息保存在视联网终端的本地内存中,在一段时间后或关机前,将更新后的目标预案信息保存在预案数据库中,或者也可以直接将更新后的目标预案信息保存在预案数据库中,本发明实施例对此不做具体限制。In the embodiment of the present invention, after confirming the target plan information, the user's update operation for the target plan information can also be received, and optionally, it can be a modification, deletion, or addition, such as modifying the plan identification, modifying the identification and address of the video network server , Modify the ID and address of the video network terminal, modify the size and position of the split screen, delete the split screen, delete the receiving port number, add a split screen, add the receiving port number, etc. Optionally, you can save the updated target plan information in the In the local memory of the Internet-connected terminal, after a period of time or before shutdown, save the updated target plan information in the plan database, or directly save the updated target plan information in the plan database, the embodiment of the present invention There is no specific restriction on this.
步骤202:所述视联网终端根据所述服务器标识,将所述预案信息发送给所述目标视联网服务器。Step 202: According to the server identifier, the internet-of-view terminal sends the plan information to the target internet-of-view server.
本发明实施例中,视联网终端在发送预案信息时,需要先根据服务器标识将预案信息发送给目标视联网服务器,其中,目标视联网服务器和对应的流媒体平台交互,流媒体平台上保存有对应监控或对应摄像头的前端视频数据,因此,预案信息需要先识别需求视频数据对应的目标视联网服务器,目标视联网服务器再将预案信息发送给对应的流媒体平台,可选地,当视联网终端到目标视联网服务器,与目标视联网服务器到流媒体平台所遵循的传输协议不同时,目标视联网服务器还可以对预案信息进行协议转换,从而保证数据的正常流通。In the embodiment of the present invention, when sending the plan information, the Internet-of-view terminal needs to first send the plan information to the target Internet-of-view server according to the server identifier, wherein the target Internet-of-view server interacts with the corresponding streaming media platform, and the streaming media platform saves Corresponding to the front-end video data of monitoring or corresponding cameras, therefore, the plan information needs to first identify the target video network server corresponding to the required video data, and then the target video network server sends the plan information to the corresponding streaming media platform. When the transmission protocol from the terminal to the target video network server is different from that of the target video network server to the streaming media platform, the target video network server can also perform protocol conversion on the plan information, so as to ensure the normal flow of data.
可选地,步骤202之后,该方法还可以包括:Optionally, after step 202, the method may further include:
所述视联网终端创建第一套接字;所述第一套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建。The Internet-of-view terminal creates a first socket; the first socket is created according to the terminal identifier of the Internet-of-view terminal and the media receiving port number corresponding to the split screen information.
本发明实施例中,可选地,可以通过套接字socket进行数据传输,socket是一种独立于协议的网络编程接口,能够实现端到端的数据传输,以地址和端口号的组合表示,在实际应用中,可以由视联网终端根据视联网终端的终端标识和分屏信息对应的媒体接收端口号创建第一套接字,其中视联网终端的终端标识包括终端地址。In this embodiment of the present invention, optionally, data transmission may be performed through a socket. A socket is a protocol-independent network programming interface that can realize end-to-end data transmission. It is represented by a combination of an address and a port number. In practical applications, the first socket can be created by the Internet-of-view terminal according to the terminal identifier of the Internet-of-view terminal and the media receiving port number corresponding to the split screen information, wherein the terminal identifier of the Internet-of-view terminal includes the terminal address.
步骤203:所述目标视联网服务器将所述预案信息转发给所述流媒体平台。Step 203: The target video network server forwards the preplan information to the streaming media platform.
本发明实施例中,目标视联网服务器可以将接收到的预案信息发送给对应的流媒体平台,其中,可以根据预案信息确认预案信息所请求的视频数据来源,如根据预案信息中的终端标识或接收端口号,确认视联网终端或视联网终端的接收端口可以接收的监控编号、会议摄像头编号等,并根据视频数据来源将预案信息发送给对应的流媒体平台,该流媒体平台保存有预案信息请求的视频数据来源的视频数据。In the embodiment of the present invention, the target video networking server may send the received preplan information to the corresponding streaming media platform, wherein the source of the video data requested by the preplan information may be confirmed according to the preplan information, for example, according to the terminal identification or Receiving port number, confirm the monitoring number, conference camera number, etc. that can be received by the video network terminal or the receiving port of the video network terminal, and send the plan information to the corresponding streaming media platform according to the video data source, which saves the plan information. The video data of the requested video data source.
步骤204:所述流媒体平台根据所述终端标识确定所述目标视联网终端,并根据所述分屏信息对应的媒体接收端口号,向所述目标视联网终端的对应端口发送所述目标视联网终端的分屏信息对应的视频流。Step 204: The streaming media platform determines the target video network terminal according to the terminal identifier, and sends the target video network terminal to the corresponding port of the target video network terminal according to the media receiving port number corresponding to the split screen information. The video stream corresponding to the split screen information of the networked terminal.
可选地,步骤204包括:Optionally, step 204 includes:
所述流媒体平台创建第二套接字;所述第二套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建;The streaming media platform creates a second socket; the second socket is created according to the terminal identifier of the video network terminal and the media receiving port number corresponding to the split screen information;
所述流媒体平台通过所述第二套接字连接对应的所述第一套接字;所述第二套接字对应的第一套接字为,与所述第二套接字创建时所用的所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号相同;The streaming media platform connects the corresponding first socket through the second socket; the first socket corresponding to the second socket is the same as when the second socket was created The terminal identifier of the used video network terminal is the same as the media receiving port number corresponding to the split screen information;
所述流媒体平台通过所述第一套接字与所述第二套接字的连接发送所述视频流。The streaming media platform sends the video stream through the connection of the first socket and the second socket.
本发明实施例中,在接收到预案信息后,流媒体平台可以根据预案信息中的视联网终端的终端标识和分屏信息对应的媒体接收端口号创建流媒体平台的第二套接字,之后在将第二套接字与对应视联网终端对应的第一套接字连接,其中对应的套接字为与第二套接字创建时所用的所述视联网终端的终端标识和分屏信息对应的媒体接收端口号相同的第一套接字,之后则将对应接收端口的视频流通过第一套接字与第二套接字的连接发送给视联网终端,其中,根据分屏信息,以及分屏信息对应的媒体接收端口号的数量,可以有对应数量的第一套接字与第二套接字。In this embodiment of the present invention, after receiving the preplan information, the streaming media platform may create a second socket of the streaming media platform according to the terminal identifier of the Internet-of-view terminal in the preplan information and the media receiving port number corresponding to the split screen information, and then Connecting the second socket to the first socket corresponding to the corresponding Internet-of-view terminal, wherein the corresponding socket is the terminal identification and split screen information of the Internet-of-view terminal used when the second socket is created The corresponding media receiving port number is the same as the first socket, and then the video stream corresponding to the receiving port is sent to the video network terminal through the connection between the first socket and the second socket, wherein, according to the split screen information, As well as the number of media receiving port numbers corresponding to the split screen information, there may be a corresponding number of first sockets and second sockets.
本发明实施例中,在各媒体接收端口接收到对应的视频流后,媒体接收端口号对应的分屏播放该视频流,以进行视联网终端的视频播放,由于不需要每路视频逐个确认视频来源、媒体接收端口、接收视频流等,而是根据预案信息直接进行每路视频流的接收,从而避免了分屏视频在播放过程中的延迟。In the embodiment of the present invention, after each media receiving port receives the corresponding video stream, the video stream corresponding to the media receiving port number plays the video stream on a split screen, so as to play the video on the Internet-of-Voice terminal, because it is not necessary to confirm the video one by one for each channel of video source, media receiving port, receiving video stream, etc., but directly receive each video stream according to the plan information, thus avoiding the delay of split-screen video during playback.
参照图3,示出了本发明的一种视联网数据传输方法的应用示例,如图3所示,通过视联网终端可以创建预案信息并保存在播放预案数据库中,在接收到第三方或自身的播放预案请求时,如接收到用户输入的预案标识时根据预案标识在内存中查找对应的目标预案信息,并创建socket,向视联网服务器发送目标预案信息,视联网服务器可以向视联网终端返回响应消息表示已确认收到视联网终端发送的目标预案信息,视联网服务器再将目标预案信息发送给流媒体平台,流媒体平台可以向视联网服务器返回响应消息表示已确认收到视联网服务器发动的目标预案信息,流媒体根据目标预案信息穿件socket并连接视联网终端,通过该连接发送对应的视频流,视联网终端在接收视频流后可以将对应视频流在对应分屏上播放。Referring to FIG. 3, an application example of a video networking data transmission method of the present invention is shown. As shown in FIG. 3, pre-plan information can be created and stored in the playback pre-plan database through a video networking terminal. When receiving the plan ID entered by the user, the corresponding target plan information is searched in the memory according to the plan ID, and a socket is created to send the target plan information to the video network server, and the video network server can return to the video network terminal. The response message indicates that it has confirmed the receipt of the target plan information sent by the video network terminal, and the video network server sends the target plan information to the streaming media platform. According to the target plan information, the streaming media wears the socket according to the target plan information and connects to the video network terminal, and sends the corresponding video stream through the connection. After receiving the video stream, the video network terminal can play the corresponding video stream on the corresponding split screen.
参照图4,示出了本发明的一种视频数据传输装置400实施例的结构框图,如图4所示,该方法可以应用于视联网中,所述视联网包括视联网服务器、视联网终端和流媒体平台,该装置可以包括:Referring to FIG. 4 , a structural block diagram of an embodiment of a video data transmission apparatus 400 of the present invention is shown. As shown in FIG. 4 , the method can be applied to a video network, and the video network includes a video network server and a video network terminal. and streaming platforms, the device can include:
查询模块401,用于所述视联网终端根据用户输入的预案标识,查找目标预案信息;所述目标预案信息包括:目标视联网终端的终端标识、目标视联网服务器的服务器标识、所述目标视联网终端的分屏信息、所述分屏信息对应的媒体接收端口号;The
第一发送模块402,用于所述视联网终端根据所述服务器标识,将所述预案信息发送给所述目标视联网服务器;The
第二发送模块403,用于所述目标视联网服务器将所述预案信息转发给所述流媒体平台;The
视频数据发送模块404,用于所述流媒体平台根据所述终端标识确定所述目标视联网终端,并根据所述分屏信息对应的媒体接收端口号,向所述目标视联网终端的对应端口发送所述目标视联网终端的分屏信息对应的视频流。The video
可选地,该装置还可以包括:Optionally, the device may also include:
第一创建模块,用于所述视联网终端创建第一套接字;所述第一套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建。The first creation module is used for the Internet-of-view terminal to create a first socket; the first socket is created according to the terminal identifier of the Internet-of-view terminal and the media receiving port number corresponding to the split screen information.
可选地,视频数据发送模块404,包括:Optionally, the video
第二创建子模块,用于所述流媒体平台创建第二套接字;所述第二套接字根据所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号创建;The second creation submodule is used for the streaming media platform to create a second socket; the second socket is created according to the terminal identifier of the video network terminal and the media receiving port number corresponding to the split screen information;
连接子模块,用于所述流媒体平台通过所述第二套接字连接对应的所述第一套接字;所述第二套接字对应的第一套接字为,与所述第二套接字创建时所用的所述视联网终端的终端标识和所述分屏信息对应的媒体接收端口号相同;A connection sub-module, used for the streaming media platform to connect the corresponding first socket through the second socket; the first socket corresponding to the second socket is the same as the first socket. The terminal identifier of the video network terminal used when the two sockets are created is the same as the media receiving port number corresponding to the split screen information;
视频数据发送子模块,用于所述流媒体平台通过所述第一套接字与所述第二套接字的连接发送所述视频流。A video data sending submodule is used for the streaming media platform to send the video stream through the connection between the first socket and the second socket.
可选地,该装置还可以包括:Optionally, the device may also include:
缓存模块,用于所述视联网终端获取播放预案数据库中所有的预案信息,并缓存在所述视联网终端的本地内存中;所述播放预案数据库中存储有所述视联网终端创建的预案信息;a cache module, used by the Internet-of-view terminal to obtain all the plan information in the broadcast plan database, and cache it in the local memory of the Internet-of-view terminal; the plan information of the broadcast plan created by the Internet-of-view terminal is stored in the broadcast plan database ;
所述查询模块,还用于所述视联网终端根据所述预案标识,在所述本地缓存中查找所述目标预案信息。The query module is further configured for the Internet-of-view terminal to search for the target plan information in the local cache according to the plan identifier.
可选地,该装置还包括:Optionally, the device also includes:
更新操作接收模块,用于所述视联网终端接收针对所述目标预案信息的更新操作;所述更新操作包括对所述目标预案信息的修改、删除、增添;an update operation receiving module, used for the Internet-of-view terminal to receive an update operation for the target plan information; the update operation includes modification, deletion, and addition of the target plan information;
更新模块,用于根据所述更新操作,更新所述目标预案信息。An update module, configured to update the target plan information according to the update operation.
可选地,该装置还包括:Optionally, the device also includes:
创建操作接收模块,用于所述视联网终端接收用户的预案信息创建操作;所述预案信息创建操作包括输入视联网服务器的服务器标识、视联网终端的分屏信息、分屏信息对应的媒体接收端口号和预案标识;The creation operation receiving module is used for the video networking terminal to receive the user's preplan information creation operation; the preplan information creation operation includes inputting the server identifier of the video networking server, the split screen information of the video networking terminal, and the media reception corresponding to the split screen information. Port number and scheme identification;
预案信息创建模块,用于所述视联网终端获取所述视联网终端的终端标识,并根据所述创建操作,创建对应的预案信息;A plan information creation module, used for the Internet-of-Viewing terminal to obtain the terminal identifier of the Internet-of-view terminal, and to create corresponding plan information according to the creation operation;
预案信息保存模块,用于所述视联网终端将所述预案信息保存在播放预案数据库中。The plan information saving module is used for the video network terminal to save the plan information in the play plan database.
本发明实施例中,视联网终端在播放视频时,首先将对应的预案信息通过视联网服务器发送给对应的流媒体平台,流媒体平台根据预案信息发送视频流,由于预案信息中预先保存了视联网终端播放视频时需要的分屏信息以及分屏信息对应的端口信息,因此,无需再进行每路视频的播放参数确认,从而保证每路视频的同步播放,降低视频显示的延迟。In the embodiment of the present invention, when a video network terminal plays a video, it first sends the corresponding plan information to the corresponding streaming media platform through the video network server, and the streaming media platform sends the video stream according to the plan information. The split-screen information and the port information corresponding to the split-screen information required by the networked terminal when playing videos, therefore, no need to confirm the playback parameters of each video, thus ensuring the synchronous playback of each video and reducing the delay of video display.
视联网是网络发展的重要里程碑,是一个实时网络,能够实现高清视频实时传输,将众多互联网应用推向高清视频化,高清面对面。Video networking is an important milestone in network development. It is a real-time network that can realize real-time transmission of high-definition video, and push many Internet applications to high-definition video, high-definition face-to-face.
视联网采用实时高清视频交换技术,可以在一个网络平台上将所需的服务,如高清视频会议、视频监控、智能化监控分析、应急指挥、数字广播电视、延时电视、网络教学、现场直播、VOD点播、电视邮件、个性录制(PVR)、内网(自办)频道、智能化视频播控、信息发布等数十种视频、语音、图片、文字、通讯、数据等服务全部整合在一个系统平台,通过电视或电脑实现高清品质视频播放。Video networking adopts real-time high-definition video switching technology, which can provide required services on a network platform, such as high-definition video conferencing, video surveillance, intelligent monitoring and analysis, emergency command, digital broadcast TV, delayed TV, online teaching, live broadcast , VOD on demand, TV mail, personal recording (PVR), intranet (self-organized) channels, intelligent video broadcast control, information release and other dozens of video, voice, picture, text, communication, data and other services are all integrated into one The system platform can realize high-definition video playback through TV or computer.
为使本领域技术人员更好地理解本发明实施例,以下对视联网进行介绍:In order to make those skilled in the art better understand the embodiments of the present invention, video networking is introduced as follows:
视联网所应用的部分技术如下所述:Some of the technologies used in the Internet of Things are as follows:
网络技术(Network Technology)Network Technology
视联网的网络技术创新改良了传统以太网(Ethernet),以面对网络上潜在的巨大视频流量。不同于单纯的网络分组包交换(Packet Switching)或网络电路交换(CircuitSwitching),视联网技术采用Packet Switching满足Streaming需求。视联网技术具备分组交换的灵活、简单和低价,同时具备电路交换的品质和安全保证,实现了全网交换式虚拟电路,以及数据格式的无缝连接。The network technology innovation of the video network improves the traditional Ethernet (Ethernet) to face the potentially huge video traffic on the network. Different from pure network packet switching (Packet Switching) or network circuit switching (Circuit Switching), the Internet of View technology adopts Packet Switching to meet the requirements of Streaming. The Internet of Things technology has the flexibility, simplicity and low price of packet switching, and at the same time has the quality and security assurance of circuit switching, and realizes the entire network of switched virtual circuits and seamless connection of data formats.
交换技术(Switching Technology)Switching Technology
视联网采用以太网的异步和包交换两个优点,在全兼容的前提下消除了以太网缺陷,具备全网端到端无缝连接,直通用户终端,直接承载IP数据包。用户数据在全网范围内不需任何格式转换。视联网是以太网的更高级形态,是一个实时交换平台,能够实现目前互联网无法实现的全网大规模高清视频实时传输,将众多网络视频应用推向高清化、统一化。The Internet of Things adopts the asynchronous and packet switching advantages of Ethernet, and eliminates the defects of Ethernet under the premise of full compatibility. User data does not need any format conversion in the whole network. Video networking is a more advanced form of Ethernet. It is a real-time switching platform that can realize the real-time transmission of large-scale high-definition video across the entire network that cannot be achieved by the Internet, and push many network video applications to high-definition and unified.
服务器技术(Server Technology)Server Technology
视联网和统一视频平台上的服务器技术不同于传统意义上的服务器,它的流媒体传输是建立在面向连接的基础上,其数据处理能力与流量、通讯时间无关,单个网络层就能够包含信令及数据传输。对于语音和视频业务来说,视联网和统一视频平台流媒体处理的复杂度比数据处理简单许多,效率比传统服务器大大提高了百倍以上。The server technology on the video networking and unified video platform is different from the server in the traditional sense. Its streaming media transmission is based on connection-oriented, and its data processing capability has nothing to do with traffic and communication time. A single network layer can contain information. command and data transmission. For voice and video services, the complexity of video networking and unified video platform streaming media processing is much simpler than data processing, and the efficiency is greatly improved by more than 100 times compared to traditional servers.
储存器技术(Storage Technology)Storage Technology
统一视频平台的超高速储存器技术为了适应超大容量和超大流量的媒体内容而采用了最先进的实时操作系统,将服务器指令中的节目信息映射到具体的硬盘空间,媒体内容不再经过服务器,瞬间直接送达到用户终端,用户等待一般时间小于0.2秒。最优化的扇区分布大大减少了硬盘磁头寻道的机械运动,资源消耗仅占同等级IP互联网的20%,但产生大于传统硬盘阵列3倍的并发流量,综合效率提升10倍以上。The ultra-high-speed storage technology of the unified video platform adopts the most advanced real-time operating system in order to adapt to the media content of large capacity and large flow, and maps the program information in the server instruction to the specific hard disk space, and the media content no longer passes through the server. It is directly delivered to the user terminal in an instant, and the general waiting time of the user is less than 0.2 seconds. The optimized sector distribution greatly reduces the mechanical movement of the hard disk head seeking, and the resource consumption only accounts for 20% of the same level of IP Internet, but it generates 3 times more concurrent traffic than traditional hard disk arrays, and the overall efficiency is increased by more than 10 times.
网络安全技术(Network Security Technology)Network Security Technology
视联网的结构性设计通过每次服务单独许可制、设备与用户数据完全隔离等方式从结构上彻底根除了困扰互联网的网络安全问题,一般不需要杀毒程序、防火墙,杜绝了黑客与病毒的攻击,为用户提供结构性的无忧安全网络。The structural design of the Internet of Things completely eliminates the network security problems that plague the Internet through separate licensing for each service and complete isolation of equipment and user data. Generally, anti-virus programs and firewalls are not required, and hackers and viruses are prevented from attacking. , to provide users with a structured worry-free safety network.
服务创新技术(Service Innovation Technology)Service Innovation Technology
统一视频平台将业务与传输融合在一起,不论是单个用户、私网用户还是一个网络的总合,都不过是一次自动连接。用户终端、机顶盒或PC直接连到统一视频平台,获得丰富多彩的各种形态的多媒体视频服务。统一视频平台采用“菜谱式”配表模式来替代传统的复杂应用编程,可以使用非常少的代码即可实现复杂的应用,实现“无限量”的新业务创新。The unified video platform integrates services and transmission. Whether it is a single user, a private network user, or the aggregate of a network, it is just an automatic connection. User terminals, set-top boxes or PCs are directly connected to the unified video platform to obtain a variety of multimedia video services in various forms. The unified video platform adopts the "recipe-style" table matching mode to replace the traditional complex application programming. It can realize complex applications with very little code, and realize "unlimited" new business innovation.
视联网的组网如下所述:The networking of the Internet of Things is as follows:
视联网是一种集中控制的网络结构,该网络可以是树型网、星型网、环状网等等类型,但在此基础上网络中需要有集中控制节点来控制整个网络。The Internet of Things is a centralized control network structure. The network can be a tree network, a star network, a ring network, etc., but on this basis, a centralized control node is required in the network to control the entire network.
如图5所示,视联网分为接入网和城域网两部分。As shown in Figure 5, the Internet of Things is divided into two parts: the access network and the metropolitan area network.
接入网部分的设备主要可以分为3类:节点服务器,接入交换机,终端(包括各种机顶盒、编码板、存储器等)。节点服务器与接入交换机相连,接入交换机可以与多个终端相连,并可以连接以太网。The equipment in the access network part can be mainly divided into three categories: node server, access switch, and terminal (including various set-top boxes, coding boards, memory, etc.). The node server is connected to the access switch, and the access switch can be connected to multiple terminals and can be connected to Ethernet.
其中,节点服务器是接入网中起集中控制功能的节点,可控制接入交换机和终端。节点服务器可直接与接入交换机相连,也可以直接与终端相连。The node server is a node in the access network that functions as a centralized control, and can control access switches and terminals. The node server can be directly connected to the access switch, or it can be directly connected to the terminal.
类似的,城域网部分的设备也可以分为3类:城域服务器,节点交换机,节点服务器。城域服务器与节点交换机相连,节点交换机可以与多个节点服务器相连。Similarly, the equipment in the metropolitan area network can also be divided into three categories: metropolitan area server, node switch, and node server. The metropolitan area server is connected with the node switch, and the node switch can be connected with multiple node servers.
其中,节点服务器即为接入网部分的节点服务器,即节点服务器既属于接入网部分,又属于城域网部分。The node server is the node server of the access network part, that is, the node server belongs to both the access network part and the metropolitan area network part.
城域服务器是城域网中起集中控制功能的节点,可控制节点交换机和节点服务器。城域服务器可直接连接节点交换机,也可直接连接节点服务器。The metropolitan area server is a node with centralized control function in the metropolitan area network, which can control the node switch and the node server. The metropolitan area server can be directly connected to the node switch or directly connected to the node server.
由此可见,整个视联网络是一种分层集中控制的网络结构,而节点服务器和城域服务器下控制的网络可以是树型、星型、环状等各种结构。It can be seen that the entire VisionLink network is a network structure controlled by layers and centralized, and the network controlled by the node server and the metro server can be tree, star, ring and other structures.
形象地称,接入网部分可以组成统一视频平台(虚线圈中部分),多个统一视频平台可以组成视联网;每个统一视频平台可以通过城域以及广域视联网互联互通。Figuratively, the access network part can form a unified video platform (the part in the dashed circle), and multiple unified video platforms can form a video network; each unified video platform can be interconnected through the metro and wide-area video networks.
视联网设备分类Classification of Internet-connected devices
1.1本发明实施例的视联网中的设备主要可以分为3类:服务器,交换机(包括以太网网关),终端(包括各种机顶盒,编码板,存储器等)。视联网整体上可以分为城域网(或者国家网、全球网等)和接入网。1.1 The devices in the video networking according to the embodiment of the present invention can be mainly divided into three categories: servers, switches (including Ethernet gateways), and terminals (including various set-top boxes, coding boards, memories, etc.). As a whole, the Internet of Views can be divided into a metropolitan area network (or a national network, a global network, etc.) and an access network.
1.2其中接入网部分的设备主要可以分为3类:节点服务器,接入交换机(包括以太网网关),终端(包括各种机顶盒,编码板,存储器等)。1.2 The equipment in the access network part can be mainly divided into three categories: node server, access switch (including Ethernet gateway), terminal (including various set-top boxes, coding boards, memory, etc.).
各接入网设备的具体硬件结构为:The specific hardware structure of each access network device is as follows:
节点服务器:Node server:
如图6所示,主要包括网络接口模块601、交换引擎模块602、CPU模块603、磁盘阵列模块604;As shown in FIG. 6 , it mainly includes a network interface module 601, a switching engine module 602, a CPU module 603, and a disk array module 604;
其中,网络接口模块601,CPU模块603、磁盘阵列模块604进来的包均进入交换引擎模块602;交换引擎模块602对进来的包进行查地址表605的操作,从而获得包的导向信息;并根据包的导向信息把该包存入对应的包缓存器606的队列;如果包缓存器606的队列接近满,则丢弃;交换引擎模602轮询所有包缓存器队列,如果满足以下条件进行转发:1)该端口发送缓存未满;2)该队列包计数器大于零。磁盘阵列模块604主要实现对硬盘的控制,包括对硬盘的初始化、读写等操作;CPU模块603主要负责与接入交换机、终端(图中未示出)之间的协议处理,对地址表605(包括下行协议包地址表、上行协议包地址表、数据包地址表)的配置,以及,对磁盘阵列模块604的配置。Among them, the incoming packets from the network interface module 601, the CPU module 603, and the disk array module 604 all enter the switching engine module 602; the switching engine module 602 performs the operation of looking up the address table 605 for the incoming packets, thereby obtaining the orientation information of the packets; and according to The steering information of the packet stores the packet into the queue of the corresponding packet buffer 606; if the queue of the packet buffer 606 is close to full, it is discarded; the switching engine module 602 polls all the packet buffer queues, and forwards if the following conditions are met: 1) The port sending buffer is not full; 2) The queue packet counter is greater than zero. The disk array module 604 mainly realizes the control of the hard disk, including the initialization, reading and writing of the hard disk, etc.; (including the downlink protocol packet address table, the uplink protocol packet address table, and the data packet address table) configuration, and the configuration of the disk array module 604.
接入交换机:Access switch:
如图7所示,主要包括网络接口模块(下行网络接口模块701、上行网络接口模块702)、交换引擎模块704和CPU模块704;As shown in FIG. 7 , it mainly includes a network interface module (downlink
其中,下行网络接口模块701进来的包(上行数据)进入包检测模块705;包检测模块705检测包的目地地址(DA)、源地址(SA)、数据包类型及包长度是否符合要求,如果符合,则分配相应的流标识符(stream-id),并进入交换引擎模块704,否则丢弃;上行网络接口模块702进来的包(下行数据)进入交换引擎模块704;CPU模块704进来的数据包进入交换引擎模块704;交换引擎模块704对进来的包进行查地址表706的操作,从而获得包的导向信息;如果进入交换引擎模块704的包是下行网络接口往上行网络接口去的,则结合流标识符(stream-id)把该包存入对应的包缓存器707的队列;如果该包缓存器707的队列接近满,则丢弃;如果进入交换引擎模块704的包不是下行网络接口往上行网络接口去的,则根据包的导向信息,把该数据包存入对应的包缓存器707的队列;如果该包缓存器707的队列接近满,则丢弃。Wherein, the incoming packet (uplink data) from the downlink
交换引擎模块704轮询所有包缓存器队列,在本发明实施例中分两种情形:The switching
如果该队列是下行网络接口往上行网络接口去的,则满足以下条件进行转发:1)该端口发送缓存未满;2)该队列包计数器大于零;3)获得码率控制模块产生的令牌;If the queue is from the downlink network interface to the uplink network interface, the following conditions are met for forwarding: 1) The port sending buffer is not full; 2) The queue packet counter is greater than zero; 3) The token generated by the rate control module is obtained ;
如果该队列不是下行网络接口往上行网络接口去的,则满足以下条件进行转发:1)该端口发送缓存未满;2)该队列包计数器大于零。If the queue is not from the downlink network interface to the uplink network interface, the following conditions are met for forwarding: 1) the sending buffer of the port is not full; 2) the packet counter of the queue is greater than zero.
码率控制模块708是由CPU模块704来配置的,在可编程的间隔内对所有下行网络接口往上行网络接口去的包缓存器队列产生令牌,用以控制上行转发的码率。The
CPU模块704主要负责与节点服务器之间的协议处理,对地址表706的配置,以及,对码率控制模块708的配置。The
以太网协转网关:Ethernet protocol conversion gateway :
如图8所示,主要包括网络接口模块(下行网络接口模块801、上行网络接口模块802)、交换引擎模块803、CPU模块804、包检测模块805、地址表806、包缓存器807、码率控制模块808和MAC添加模809、MAC删除模块810。As shown in FIG. 8, it mainly includes a network interface module (downlink
其中,下行网络接口模块801进来的数据包进入包检测模块805;包检测模块805检测数据包的以太网MAC DA、以太网MAC SA、以太网length or frame type、视联网目地地址DA、视联网源地址SA、视联网数据包类型及包长度是否符合要求,如果符合则分配相应的流标识符(stream-id);然后,由MAC删除模块810减去MAC DA、MAC SA、length or frame type(2byte),并进入相应的接收缓存,否则丢弃;Among them, the data packets from the downlink
下行网络接口模块801检测该端口的发送缓存,如果有包则根据包的视联网目地地址DA获知对应的终端的以太网MAC DA,添加终端的以太网MAC DA、以太网协转网关的MACSA、以太网length or frame type,并发送。The downlink
以太网协转网关中其他模块的功能与接入交换机类似。The functions of other modules in the Ethernet protocol conversion gateway are similar to that of the access switch.
终端:terminal:
主要包括网络接口模块、业务处理模块和CPU模块;例如,机顶盒主要包括网络接口模块、视音频编解码引擎模块、CPU模块;编码板主要包括网络接口模块、视音频编码引擎模块、CPU模块;存储器主要包括网络接口模块、CPU模块和磁盘阵列模块。Mainly include network interface module, service processing module and CPU module; for example, set-top box mainly includes network interface module, video and audio codec engine module, CPU module; encoding board mainly includes network interface module, video and audio encoding engine module, CPU module; memory It mainly includes network interface module, CPU module and disk array module.
1.3城域网部分的设备主要可以分为2类:节点服务器,节点交换机,城域服务器。其中,节点交换机主要包括网络接口模块、交换引擎模块和CPU模块;城域服务器主要包括网络接口模块、交换引擎模块和CPU模块构成。1.3 The equipment in the metropolitan area network can be mainly divided into two categories: node server, node switch, and metropolitan area server. Among them, the node switch mainly includes a network interface module, a switching engine module and a CPU module; the metropolitan area server mainly includes a network interface module, a switching engine module and a CPU module.
2、视联网数据包定义2. Definition of Internet Data Packets
2.1接入网数据包定义2.1 Definition of Access Network Data Packets
接入网的数据包主要包括以下几部分:目的地址(DA)、源地址(SA)、保留字节、payload(PDU)、CRC。The data packet of the access network mainly includes the following parts: destination address (DA), source address (SA), reserved bytes, payload (PDU), and CRC.
如下表所示,接入网的数据包主要包括以下几部分:As shown in the table below, the data packets of the access network mainly include the following parts:
其中:in:
目的地址(DA)由8个字节(byte)组成,第一个字节表示数据包的类型(例如各种协议包、组播数据包、单播数据包等),最多有256种可能,第二字节到第六字节为城域网地址,第七、第八字节为接入网地址;The destination address (DA) consists of 8 bytes (byte), the first byte indicates the type of the data packet (such as various protocol packets, multicast data packets, unicast data packets, etc.), there are up to 256 possibilities, The second to sixth bytes are the metropolitan area network address, and the seventh and eighth bytes are the access network address;
源地址(SA)也是由8个字节(byte)组成,定义与目的地址(DA)相同;The source address (SA) is also composed of 8 bytes (byte), and the definition is the same as the destination address (DA);
保留字节由2个字节组成;Reserved bytes consist of 2 bytes;
payload部分根据不同的数据报的类型有不同的长度,如果是各种协议包的话是64个字节,如果是单组播数据包话是32+1024=1056个字节,当然并不仅仅限于以上2种;The payload part has different lengths according to different types of datagrams. If it is a variety of protocol packets, it is 64 bytes. If it is a single multicast data packet, it is 32+1024=1056 bytes. Of course, it is not limited to Above 2 kinds;
CRC有4个字节组成,其计算方法遵循标准的以太网CRC算法。The CRC consists of 4 bytes, and its calculation method follows the standard Ethernet CRC algorithm.
2.2城域网数据包定义2.2 MAN Data Packet Definition
城域网的拓扑是图型,两个设备之间可能有2种、甚至2种以上的连接,即节点交换机和节点服务器、节点交换机和节点交换机、节点交换机和节点服务器之间都可能超过2种连接。但是,城域网设备的城域网地址却是唯一的,为了精确描述城域网设备之间的连接关系,在本发明实施例中引入参数:标签,来唯一描述一个城域网设备。The topology of the metropolitan area network is a graph. There may be two or even more than two connections between two devices, that is, there may be more than two connections between node switches and node servers, between node switches and node switches, and between node switches and node servers. kind of connection. However, the metropolitan area network address of the metropolitan area network equipment is unique. In order to accurately describe the connection relationship between the metropolitan area network equipment, a parameter: label is introduced in the embodiment of the present invention to uniquely describe a metropolitan area network equipment.
本说明书中标签的定义和MPLS(Multi-Protocol Label Switch,多协议标签交换)的标签的定义类似,假设设备A和设备B之间有两个连接,那么数据包从设备A到设备B就有2个标签,数据包从设备B到设备A也有2个标签。标签分入标签、出标签,假设数据包进入设备A的标签(入标签)是0x0000,这个数据包离开设备A时的标签(出标签)可能就变成了0x0001。城域网的入网流程是集中控制下的入网过程,也就意味着城域网的地址分配、标签分配都是由城域服务器主导的,节点交换机、节点服务器都是被动的执行而已,这一点与MPLS的标签分配是不同的,MPLS的标签分配是交换机、服务器互相协商的结果。The definition of labels in this specification is similar to the definition of MPLS (Multi-Protocol Label Switch, Multi-Protocol Label Switch) labels. Assuming that there are two connections between device A and device B, the data packets from device A to device B have 2 labels, packets from device B to device A also have 2 labels. Labels are divided into incoming labels and outgoing labels. Assuming that the label (incoming label) of the data packet entering device A is 0x0000, the label (outgoing label) of the data packet when it leaves device A may become 0x0001. The network access process of the metropolitan area network is a network access process under centralized control, which means that the address allocation and label allocation of the metropolitan area network are dominated by the metropolitan area server, and the node switches and node servers are all passively executed. Different from MPLS label assignment, MPLS label assignment is the result of mutual negotiation between switches and servers.
如下表所示,城域网的数据包主要包括以下几部分:As shown in the table below, the data packets of the metropolitan area network mainly include the following parts:
即目的地址(DA)、源地址(SA)、保留字节(Reserved)、标签、payload(PDU)、CRC。其中,标签的格式可以参考如下定义:标签是32bit,其中高16bit保留,只用低16bit,它的位置是在数据包的保留字节和payload之间。Namely destination address (DA), source address (SA), reserved bytes (Reserved), label, payload (PDU), CRC. Among them, the format of the label can refer to the following definition: the label is 32 bits, of which the upper 16 bits are reserved, and only the lower 16 bits are used, and its position is between the reserved bytes of the data packet and the payload.
对于装置实施例而言,由于其与方法实施例基本相似,所以描述的比较简单,相关之处参见方法实施例的部分说明即可。As for the apparatus embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and reference may be made to the partial description of the method embodiment for related parts.
本说明书中的各个实施例均采用递进的方式描述,每个实施例重点说明的都是与其他实施例的不同之处,各个实施例之间相同相似的部分互相参见即可。The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments may be referred to each other.
本领域内的技术人员应明白,本发明实施例的实施例可提供为方法、装置、或计算机程序产品。因此,本发明实施例可采用完全硬件实施例、完全软件实施例、或结合软件和硬件方面的实施例的形式。而且,本发明实施例可采用在一个或多个其中包含有计算机可用程序代码的计算机可用存储介质(包括但不限于磁盘存储器、CD-ROM、光学存储器等)上实施的计算机程序产品的形式。It should be understood by those skilled in the art that the embodiments of the embodiments of the present invention may be provided as a method, an apparatus, or a computer program product. Accordingly, embodiments of the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present invention may take the form of a computer program product implemented on one or more computer-usable storage media having computer-usable program code embodied therein, including but not limited to disk storage, CD-ROM, optical storage, and the like.
本发明实施例是参照根据本发明实施例的方法、终端设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理终端设备的处理器以产生一个机器,使得通过计算机或其他可编程数据处理终端设备的处理器执行的指令产生用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。Embodiments of the present invention are described with reference to flowcharts and/or block diagrams of methods, terminal devices (systems), and computer program products according to embodiments of the present invention. It will be understood that each flow and/or block in the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to the processor of a general purpose computer, special purpose computer, embedded processor or other programmable data processing terminal equipment to produce a machine that causes the instructions to be executed by the processor of the computer or other programmable data processing terminal equipment Means are created for implementing the functions specified in the flow or flows of the flowcharts and/or the blocks or blocks of the block diagrams.
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理终端设备以特定方式工作的计算机可读存储器中,使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品,该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。These computer program instructions may also be stored in a computer readable memory capable of directing a computer or other programmable data processing terminal equipment to operate in a particular manner, such that the instructions stored in the computer readable memory result in an article of manufacture comprising instruction means, the The instruction means implement the functions specified in the flow or flow of the flowcharts and/or the block or blocks of the block diagrams.
这些计算机程序指令也可装载到计算机或其他可编程数据处理终端设备上,使得在计算机或其他可编程终端设备上执行一系列操作步骤以产生计算机实现的处理,从而在计算机或其他可编程终端设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。These computer program instructions can also be loaded on a computer or other programmable data processing terminal equipment, so that a series of operational steps are performed on the computer or other programmable terminal equipment to produce a computer-implemented process, thereby executing on the computer or other programmable terminal equipment The instructions executed on the above provide steps for implementing the functions specified in the flowchart or blocks and/or the block or blocks of the block diagrams.
尽管已描述了本发明实施例的优选实施例,但本领域内的技术人员一旦得知了基本创造性概念,则可对这些实施例做出另外的变更和修改。所以,所附权利要求意欲解释为包括优选实施例以及落入本发明实施例范围的所有变更和修改。Although preferred embodiments of the embodiments of the present invention have been described, additional changes and modifications to these embodiments may be made by those skilled in the art once the basic inventive concepts are known. Therefore, the appended claims are intended to be construed to include the preferred embodiments as well as all changes and modifications that fall within the scope of the embodiments of the present invention.
最后,还需要说明的是,在本文中,诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来,而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者终端设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者终端设备所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括所述要素的过程、方法、物品或者终端设备中还存在另外的相同要素。Finally, it should also be noted that in this document, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply these entities or that there is any such actual relationship or sequence between operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or terminal device comprising a list of elements includes not only those elements, but also a non-exclusive list of elements. other elements, or also include elements inherent to such a process, method, article or terminal equipment. Without further limitation, an element defined by the phrase "comprises a..." does not preclude the presence of additional identical elements in the process, method, article or terminal device comprising said element.
以上对本发明所提供的一种视频数据传输方法和一种视频数据传输装置,进行了详细介绍,本文中应用了具体个例对本发明的原理及实施方式进行了阐述,以上实施例的说明只是用于帮助理解本发明的方法及其核心思想;同时,对于本领域的一般技术人员,依据本发明的思想,在具体实施方式及应用范围上均会有改变之处,综上所述,本说明书内容不应理解为对本发明的限制。A video data transmission method and a video data transmission device provided by the present invention have been described in detail above. Specific examples are used in this paper to illustrate the principles and implementations of the present invention. The description of the above embodiments is only used for In order to help understand the method of the present invention and its core idea; at the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, this specification The contents should not be construed as limiting the present invention.
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| CN201910866723.2ACN110677392B (en) | 2019-09-12 | 2019-09-12 | Video data transmission method and device |
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| CN201910866723.2ACN110677392B (en) | 2019-09-12 | 2019-09-12 | Video data transmission method and device |
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