WO2007137500A1

WO2007137500A1 - Public video system and implementation method

Info

Publication number: WO2007137500A1
Application number: PCT/CN2007/001624
Authority: WO
Inventors: Donghong Peng; Sheng Wu; Xiaming Lai; Xiaoji Fan; Hao Yao; Tao Du
Original assignee: Huawei Technologies Co., Ltd.
Priority date: 2006-05-18
Filing date: 2007-05-18
Publication date: 2007-12-06
Also published as: CN101056231A

Abstract

A public video system and an implementation method on the base of the IP net are disclosed. The system includes a front-end device for real-time capturing media information, encoding and compressing the media information to streaming media; a streaming media server for receiving and storing the streaming media and real-time transmitting the streaming media to an user terminal continuously according to the request of the user terminal; a streaming media management system for verifying the information of the user terminal, controlling the streaming media server to transmit the streaming media to the IP net, and controlling the streaming media server to transmit the streaming media to the network nodes; an user platform locating between the IP net and the streaming media management server for sending the user terminal information to the streaming media management server in order to verify the information, and providing an interface for the user terminal to select the service. The invention can realize public video service by many ways and have better expansibility.

Description

公众视讯***及实现方法 Public video system and implementation method

本申请要求于 2006 年 5 月 18 日提交中国专利局、申请号为 200610035516.5、发明名称为"基于流媒体的公众视讯***及实现方法"的中国专利申请的优先权，其全部内容通过引用结合在本申请中。 This application claims priority to Chinese Patent Application No. 200610035516.5, entitled "Streaming-based Public Video System and Implementation Method", filed on May 18, 2006, the entire contents of which are incorporated by reference. In this application.

技术领域 Technical field

本发明涉及实时通信技术领域，尤其是涉及一种公众视讯***及实现方法。 The present invention relates to the field of real-time communication technologies, and in particular, to a public video system and an implementation method.

背景技术 Background technique

随着宽带网络的迅速发展，尤其是网络带宽的增加，为宽带多媒体、宽带视频等宽带业务提供了迅速发展的机会。目前 Internet上的宽带视频业务大致包括两类：一类是视频点播（Video on Demand, 简称 VOD )业务，另外一类是行业性很强的视频监控业务。 With the rapid development of broadband networks, especially the increase of network bandwidth, it provides rapid development opportunities for broadband services such as broadband multimedia and broadband video. At present, broadband video services on the Internet generally include two types: one is Video on Demand (VOD), and the other is a highly industry-oriented video surveillance service.

如图 1A所示，为现有视频点播业务***示意图。用户利用 PC 120通过调制解调器 130拨号，经由数字用户线路接入复用器 (Digital Subscriber Line Access Multiplexer, 简称 DSLAM) 140登陆至 IP网络 100, 并通过该 IP网络 100 点播 VOD服务器 110上的视频，其中，该 VOD服务器 110中的数据库 111用于保存历史视频数据。然而，由于该视频点播业务***提供给用户的业务面较窄，因此造成其业务扩展性较差；另外，由于视频点播业务受到网络带宽、网络质量以及视频数据传输质量等诸多因素的制约，所述的视频点播业务***^ ^ 为用户提供真正的实况直播。 As shown in FIG. 1A, it is a schematic diagram of an existing video on demand service system. The user dials through the modem 130 through the PC 120, logs in to the IP network 100 via a Digital Subscriber Line Access Multiplexer (DSLAM) 140, and broadcasts video on the VOD server 110 through the IP network 100, wherein The database 111 in the VOD server 110 is used to store historical video data. However, since the video on demand service system provides a narrow service side to the user, the service scalability is poor. In addition, since the video on demand service is restricted by many factors such as network bandwidth, network quality, and video data transmission quality, The video on demand service system ^ ^ provides users with a real live broadcast.

如图 1B所示，为现有的视频监控业务***示意图。前端设备为网络摄像机 110, 用于采集实时视频数据；用户利用 PC 120通过调制解调器 130拨号，经由 DSLAM 140登陆至 IP网络 100, 并需要通过控制中心 150的权限认证，用户才能登陆至所述网络摄像机 110获取视频图像。由于获取视频图像的用户需要直接登陆至所述网絡摄像机 110,然而考虑到网络摄像机 110的服务瓶颈，即网络摄像机 110能提供的同时访问用户量非常有限；并且，该视频监控业务具有较强的行业性特点，因此，该视频监控业务***仅适用于监控，不便于用户进行业务扩展。 As shown in FIG. 1B, it is a schematic diagram of an existing video surveillance service system. The front-end device is a network camera 110 for collecting real-time video data; the user dials through the modem 130 through the PC 120, logs in to the IP network 100 via the DSLAM 140, and needs to be authenticated by the control center 150, so that the user can log in to the network camera. 110 acquires a video image. Since the user who obtains the video image needs to directly log in to the network camera 110, considering the service bottleneck of the network camera 110, the amount of simultaneous access users that the network camera 110 can provide is very limited; and the video surveillance service has a strong Industrial features, therefore, the video surveillance service system is only suitable for monitoring, and it is not convenient for users to expand services.

发明内容本发明实施例提供一种公众视讯***及实现方法，以在宽带网上通过多种途径提供基于流媒体的公众视讯业务，提高流媒体传输的实时性和连续性，且增强公众视讯***的业务扩展性。 Summary of the invention The embodiment of the invention provides a public video system and an implementation method for providing a public video service based on streaming media in a plurality of ways on a broadband network, improving real-time and continuity of streaming media transmission, and enhancing service expansion of the public video system. Sex.

本发明实施例公开了一种公众视讯***，建立在 IP网络基础上，为用户终端对应的用户提供公众视讯业务，该***包括： The embodiment of the invention discloses a public video system, which is based on an IP network and provides a public video service for a user corresponding to the user terminal. The system includes:

前端设备，用于实时获取媒体信息，并对该媒体信息编码、压缩处理成流媒体； a front-end device, configured to acquire media information in real time, and encode and compress the media information into a streaming media;

流媒体服务器，用于接收、存储所述流媒体，并根据用户请求将所述流媒体实时、连续传送至对应的用户终端； a streaming media server, configured to receive and store the streaming media, and transmit the streaming media to a corresponding user terminal in real time according to a user request;

流媒体管理***，用于验证用户信息，并控制所述流媒体服务器将所述流媒体发布至所述 IP网络，以及控制所述流媒体服务器发布所述流媒体的发布点； a streaming media management system, configured to verify user information, and control the streaming media server to publish the streaming media to the IP network, and control the streaming media server to issue the publishing point of the streaming media;

用户平台，位于所述 IP网络与所述流媒体管理***之间，用于将用户信息发送至所述流媒体管理***进行验证，并为用户提供选择视讯业务的界面。 The user platform is located between the IP network and the streaming media management system, and is configured to send user information to the streaming media management system for verification, and provide an interface for the user to select a video service.

相应地，本发明实施例还公开了一种公众视讯***实现方法 , 包括：流媒体服务器实时获得来自前端设备的流媒体； Correspondingly, the embodiment of the invention further discloses a public video system implementation method, including: the streaming media server obtains streaming media from the front end device in real time;

所述流媒体服务器根据用户登陆至用户平台所选择的视讯业务将对应的流媒体传送至该用户。 The streaming media server transmits the corresponding streaming media to the user according to the video service selected by the user to log in to the user platform.

本发明实施例在宽带网上提供基于流媒体的公众视讯业务，将经过前端设备采集并处理的流媒体传送至流媒体服务器，而流媒体服务器根据用户从用户平台对视讯业务的选择将对应的流媒体发布至用户。因此，解决了现有技术中网络摄 4 几仅能容纳有限访问用户的瓶颈限制，且节省了前端设备与流媒体服务器之间的带宽，更利于提高流媒体传输的实时性和连续性；并且，由于本发明实施例的***在前端设备和用户终端之间增加了一个流媒体服务器；利用该流媒体服务器可以实现各种任意编码格式的用户终端访问各种任意编码格式的流媒体，从而增强了公众视讯***的业务扩展性。 The embodiment of the present invention provides a public video service based on streaming media on a broadband network, and transmits the streaming media collected and processed by the front-end device to the streaming media server, and the streaming media server selects a corresponding flow according to the user's selection of the video service from the user platform. The media is posted to the user. Therefore, the bottleneck limitation that the network camera can only accommodate limited access users in the prior art is solved, and the bandwidth between the front-end device and the streaming media server is saved, which is more favorable for improving the real-time and continuity of the streaming media transmission; The system of the embodiment of the present invention adds a streaming media server between the front-end device and the user terminal. The streaming media server can implement various random encoding user terminals to access various streaming media of any encoding format, thereby enhancing The business scalability of the public video system.

附图说明 DRAWINGS

图 1A是现有视频点播业务***示意图。 FIG. 1A is a schematic diagram of an existing video on demand service system.

图 1B是现有的视频监控业务***示意图。图 2是本发明实施例的***示意图。 FIG. 1B is a schematic diagram of a conventional video surveillance service system. 2 is a schematic diagram of a system in accordance with an embodiment of the present invention.

图 3 A是本发明流媒体发布至流媒体服务器的第一实施例的流程图。 3A is a flow chart of a first embodiment of streaming media to the streaming server according to the present invention.

图 3B是本发明用户获取公众视讯业务的第一实施例的流程图。 3B is a flow chart of a first embodiment of a user of the present invention acquiring public video services.

图 4A是本发明流媒体发布至流媒体服务器的第二实施例的流程图。 4A is a flow chart of a second embodiment of streaming of the present invention to a streaming server.

图 4B是本发明用户获取公众视讯业务的第二实施例的流程图。 4B is a flow chart of a second embodiment of the user of the present invention acquiring public video services.

具体实施方式 detailed description

请参看图 2所示，为本发明实施例揭示的公众视讯***的示意图。该视讯 ***建立在 IP网络的基础上，为用户终端对应的用户提供公众视讯业务，该 ***包括： Please refer to FIG. 2, which is a schematic diagram of a public video system disclosed in an embodiment of the present invention. The video system is based on an IP network and provides public video services for users corresponding to user terminals. The system includes:

IP网络 210; IP network 210;

网络摄 ^220, 为前端设备，该网络摄像机 220用于实时获取媒体信息，并对该媒体信息编码、压缩处理成流媒体，并将所述流媒体通过 IP网络 210传送到流媒体服务器 230。其中，网络摄像机 220可以通过多种方式接入所述 IP网络 210, 比如，利用虚拟专用网（Virtual Private Networks, 筒称 VPN ) 263通道接入 IP网络 210; 或者利用调制解调器 261 (或还通过 DSLAM 262 )接入 IP网络 210; 也就是说，网络摄像机 220可以直接通过 IP网络 210将所述流媒体传送至流媒体服务器 230 ,也可以通过 IP网络 210上建立的 VPN通道将所述流媒体传送至流媒体服务器 230; The network camera 220 is a front-end device, and the network camera 220 is configured to acquire media information in real time, encode and compress the media information into streaming media, and transmit the streaming media to the streaming media server 230 through the IP network 210. The network camera 220 can access the IP network 210 in multiple manners, for example, accessing the IP network 210 by using a virtual private network (Virtual Private Networks) 263 channel; or using the modem 261 (or also through the DSLAM) 262) accessing the IP network 210; that is, the network camera 220 can directly transmit the streaming media to the streaming server 230 through the IP network 210, or can transmit the streaming media through a VPN tunnel established on the IP network 210. To the streaming server 230;

流媒体服务器 230用于接收、存储网络摄像机 220对应获取的所述流媒体，并根据用户请求通过 IP网络 210将所述流媒体实时、连续传送至对应的用户终端； The streaming media server 230 is configured to receive and store the streaming media corresponding to the network camera 220, and transmit the streaming media to the corresponding user terminal in real time through the IP network 210 according to the user request;

流媒体管理*** 240包括 IP电视用户管理子***（Internet Protocol TV Subscriber Management System, 简称 IPTV SMS ) 241、通用服务器管理子系统（Universal Server Manager, 简称 USM ) 242 以及数据库 (Database, 简称 DB)243 , 该流媒体管理*** 240用于正用户信息，并控制流媒体服务器 230 将所述流媒体发布至 IP网络 210, 以及控制流媒体服务器 230发布所述流媒体的发布点； The streaming media management system 240 includes an Internet Protocol TV Subscriber Management System (IPTV SMS) 241, a Universal Server Manager (Universal Server Manager) 242, and a database (Database, DB 243 for short). The streaming media management system 240 is used for positive user information, and controls the streaming media server 230 to publish the streaming media to the IP network 210, and controls the streaming media server 230 to issue the publishing point of the streaming media;

门户网站（ Web Portal ) 251 或电子节目指引平台（ Electronic Program Guide , 筒称 EPG ) 252作为用户平台，该用户平台位于 IP网络 210与流媒体管理*** 240之间，用于将用户信息发送至流媒体管理*** 240进行验证，并为用户提供选择视讯业务的界面。 The portal (Web Portal) 251 or the Electronic Program Guide (EPG) 252 is used as a user platform, and the user platform is located on the IP network 210 and the streaming medium. The user management system 240 is configured to send user information to the streaming media management system 240 for verification, and provide an interface for the user to select a video service.

其中，门户网站 251包括对应网絡摄傳^ 220的若干流媒体连接点，用户登陆该门户网站 251后，流媒体管理*** 240获取登陆至门户网站 251的用户信息，并对其进行验证校验，以确认用户身份与权限；用户通过选择所述流媒体连接点以获取相应的视讯业务，流媒体管理*** 240根据用户所选择的流媒体连接点，控制流媒体服务器 230将所述流媒体连接点对应的流媒体实时、连续地发送至该用户；若一组用户同时选择同一个流媒体连接点，则流媒体管理 *** 240控制流媒体服务器 230通过广播方式将该流媒体连接点对应的流媒体发布给连接于 IP网络 210的该组用户。 The portal website 251 includes a plurality of streaming media connection points corresponding to the network camera 220. After the user logs in to the portal website 251, the streaming media management system 240 obtains the user information that is logged into the portal website 251, and performs verification verification. To identify the user identity and authority; the user selects the streaming media connection point to obtain the corresponding video service, and the streaming media management system 240 controls the streaming media server 230 to connect the streaming media connection point according to the streaming media connection point selected by the user. The corresponding streaming media is sent to the user in real time and continuously; if a group of users simultaneously selects the same streaming media connection point, the streaming media management system 240 controls the streaming media server 230 to broadcast the streaming media corresponding to the streaming media connection point. Issued to the group of users connected to the IP network 210.

当然，所述流媒体连接点所对应的流媒体包括接入 IP网络 210的多个网络摄像机 220的历史及实时媒体信息的流媒体，用户可以根据自己的需求通过选择相应的流媒体连接点，以选择获取某一个或多个网络摄像机 220的历史或实时媒体信息业务。 The streaming media corresponding to the streaming media connection point includes the history of the multiple network cameras 220 accessing the IP network 210 and the streaming media of the real-time media information, and the user can select a corresponding streaming media connection point according to his own needs. To select to obtain historical or real-time media information services of one or more of the network cameras 220.

另夕卜，电子节目指引平台 252包括对应网络摄像机 220的若干流媒体发布点的节目表单，用户登陆电子节目指引平台 252选择该节目表单以获取相应的视讯业务。其中，网络摄像机 220获取媒体信息并处理成流媒体，并将该流媒体传送至流媒体服务器 230, 并才艮据流媒体服务器 230中的相关设置创建对应的流媒体发布点。例如，新增加至该视讯***中的一个网络摄像机 220, 启动时，将在流媒体服务器 230中创建对应该网络摄像机 220的流媒体发布点。由于需要经过一个预设时间或是获取媒体信息任务等操作 ,因此该流媒体发布点对应的媒体信息与实时媒体信息相比，将成为历史媒体信息，故流媒体服务器 230将创建另外一个以对应该网络摄像机 220实时媒体信息的流媒体发布点。所述流媒体发布点与电子节目指引平台 252中的节目表单一一映射，登陆电子节目指引平台 252并通过流媒体管理*** 240的用户通过选择所述节目表单来获取对应的视讯业务。 In addition, the electronic program guide platform 252 includes a program form corresponding to a plurality of streaming media publishing points of the network camera 220, and the user logs into the electronic program guide platform 252 to select the program form to obtain a corresponding video service. The network camera 220 acquires the media information and processes it into the streaming media, and transmits the streaming media to the streaming media server 230, and creates a corresponding streaming media publishing point according to the relevant settings in the streaming media server 230. For example, a network camera 220 newly added to the video system, upon startup, will create a streaming media publishing point corresponding to the network camera 220 in the streaming server 230. The media information corresponding to the streaming media publishing point will become historical media information compared to the real-time media information, so that the streaming media server 230 will create another pair. The network camera 220 should have a streaming media publishing point for real-time media information. The streaming media publishing point is mapped to the program listing in the electronic program guide platform 252, and the user of the streaming media management system 240 is accessed by the user of the streaming media management system 240 to obtain the corresponding video service.

在该***中，可以将流媒体服务器 230看作是存储流媒体的数据库，用户平台则提供流媒体的目录。当用户根据目录点播指定的流媒体时，由流媒体管理*** 240来进行播放控制，比如：该用户是否有权点播该流媒体、服务器的承载能力是否到了上限、控制播放过程，例如播放时长（时间到了或者余额不足了都需要断开连接）等。 In this system, the streaming server 230 can be regarded as a database for storing streaming media, and the user platform provides a directory for streaming media. When the user clicks on the specified streaming media according to the directory, the streaming media management system 240 performs playback control, such as: Whether the user has the right to order the streaming media or the server. Whether the carrying capacity reaches the upper limit and controls the playing process, such as the playing time (the time is up or the balance is insufficient, the disconnection is required).

本发明实施例中，所述用户对应的用户终端可以通过如下多种方式接入 IP 网络 210: In the embodiment of the present invention, the user terminal corresponding to the user may access the IP network 210 by using multiple methods as follows:

一是用户终端通过调制解调器 261 经由 DSLAM 262登陆至 IP网络 210, 其中，所述用户终端为 IP电话 271、或 PC 272或机顶盒（Set Top Box, 简称 STB ) 273; First, the user terminal logs in to the IP network 210 via the modem 261 via the DSLAM 262, wherein the user terminal is an IP phone 271, or a PC 272 or a Set Top Box (STB) 273;

另一是用户终端通过无线网^ 入 IP网络 210, 其中，所述无线网络为卫星通信网络 281 , 对应的所述用户终端为支持卫星通信的无线终端；所述无线网络也可为 3G网络 283 , 对应的所述用户终端为 3G终端 275 , 所述 3G终端 275通过 3G网络 283以及 3G网关 282接入 IP网络 210。 The other is that the user terminal enters the IP network 210 through the wireless network, wherein the wireless network is a satellite communication network 281, and the corresponding user terminal is a wireless terminal supporting satellite communication; and the wireless network may also be a 3G network 283. The corresponding user terminal is a 3G terminal 275, and the 3G terminal 275 accesses the IP network 210 through the 3G network 283 and the 3G gateway 282.

由上述可知，本发明实施例突破了现有技术的限制，将网络摄像机运用于公众视讯业务领域，突破了现有技术中网络摄像机仅用于监控行业，使网络摄像机可以应用于公众视讯业务领域；并将经过网络摄像机采集并处理的流媒体传送至流媒体服务器，而流媒体服务器根据用户从用户平台对视讯业务的选择将对应的流媒体发布至用户。由于将网络摄像机采集的媒体信息处理为流媒体后，将该流媒体传送至流媒体服务器，而通过流媒体管理***控制流媒体服务器将用户选择的视讯业务对应的流媒体发送至用户，因此，解决了现有技术中网絡摄^ ^儿仅能容纳有限访问用户的瓶颈限制，且节省了网絡摄^ ^与流媒体服务器之间的带宽，更利于提高流媒体传输的实时性和连续性。 As can be seen from the above, the embodiment of the present invention breaks through the limitations of the prior art, and applies the network camera to the public video service field. The prior art network camera is only used in the monitoring industry, so that the network camera can be applied to the public video service field. And transmitting the streaming media collected and processed by the network camera to the streaming media server, and the streaming media server issues the corresponding streaming media to the user according to the user's selection of the video service from the user platform. After the media information collected by the network camera is processed into the streaming media, the streaming media is transmitted to the streaming media server, and the streaming media server controls the streaming media server to send the streaming media corresponding to the video service selected by the user to the user. The invention solves the bottleneck limitation that the network camera can only accommodate limited access users in the prior art, and saves the bandwidth between the network camera and the streaming media server, and is more conducive to improving the real-time and continuity of the streaming media transmission.

因此，应用本发明实施例，一方面节省了网络摄像机与流媒体服务器之间的网络带宽，另一方面也避免现有技术中网洛摄像机对访问用户限制的瓶颈问题。相应的，本发明还揭示了一种公众视讯***实现方法, 用于前述的公众视讯***，该方法包括两种具体实施方式: Therefore, the application of the embodiment of the present invention saves the network bandwidth between the network camera and the streaming media server on the one hand, and avoids the bottleneck problem of the access camera restriction on the other hand in the prior art. Correspondingly, the present invention also discloses a public video system implementation method for the foregoing public video system, and the method includes two specific implementation manners:

具体实施方式一 Specific embodiment 1

将门户网站作为用户平台。本发明实施例的方法包括将流媒体发布至流媒体服务器的流程，请参见图 3A所示，具体包括： Use the portal as a user platform. The method of the embodiment of the present invention includes the process of distributing the streaming media to the streaming media server. Referring to FIG. 3A, the method specifically includes:

步骤 310: 前端设备实时获取媒体信息并处理为流媒体； Step 310: The front-end device acquires media information in real time and processes the data into a streaming media.

步骤 320: 将该流媒体传送至流媒体服务器；步骤 330: 在所述门户网站上创建对应所述流媒体的连接点。 Step 320: The streaming media is transmitted to a streaming media server. Step 330: Create a connection point corresponding to the streaming media on the portal website.

这样，当用户需要对应的公众视讯业务，即可通过用户终端登陆至该门户网站，从相应的流媒体的连接点获取该流媒体。 In this way, when the user needs the corresponding public video service, the user terminal can log in to the portal website to obtain the streaming media from the connection point of the corresponding streaming media.

本发明实施例还包括用户获取对应的公众视讯业务的流程，请参见图 3B 所示，具体包括： The embodiment of the present invention further includes a process for a user to obtain a corresponding public video service, as shown in FIG. 3B, which specifically includes:

步據 340: 用户终端对应的用户登陆至用户平台； Step 340: The user corresponding to the user terminal logs in to the user platform;

步骤 350: 用户通过用户平台选择所述流媒体发布点以选择对应的视讯业务； Step 350: The user selects the streaming media publishing point through the user platform to select a corresponding video service;

步骤 360: 流媒体管理***对登陆至所述用户平台的用户信息进行验证；若通过检证，则执行步骤 370; 否则执行步骤 380; Step 360: The streaming media management system verifies the user information logged in to the user platform; if the verification is passed, step 370 is performed; otherwise, step 380 is performed;

步骤 370: 流媒体管理***控制流媒体服务器将该用户在用户平台所选择的流媒体发布点对应的流媒体发送至该用户； Step 370: The streaming media management system controls the streaming media server to send the streaming media corresponding to the streaming media publishing point selected by the user to the user to the user;

步骤 308: 通过用户平台提示用户拒绝提供视讯服务。 Step 308: Prompt the user to refuse to provide the video service through the user platform.

其中，若一组用户同时选择同一个流媒体发布点以选择相同的视讯业务，则流媒体管理***控制流媒体服务器将该流媒体连接点对应的流媒体广播至该组用户。 If a group of users simultaneously selects the same streaming media publishing point to select the same video service, the streaming media management system controls the streaming media server to broadcast the streaming media corresponding to the streaming media connection point to the group of users.

具体实施方式二 Specific embodiment 2

将电子节目指引平台作为用户平台。本发明实施例的方法包括将流媒体发布至流媒体服务器的流程，请参见图 4A所示，具体包括： The electronic program guide platform is used as a user platform. The method of the embodiment of the present invention includes the process of distributing the streaming media to the streaming media server. Referring to FIG. 4A, the method specifically includes:

步骤 410: 前端设备实时获取媒体信息并处理为流媒体； Step 410: The front-end device acquires media information in real time and processes the data into a streaming media.

步骤 420: 将该流媒体传送至流媒体服务器； Step 420: The streaming media is transmitted to the streaming media server.

步骤 430: 流媒体服务器创建对应所述流媒体的发布点； Step 430: The streaming media server creates a publishing point corresponding to the streaming media.

步骤 440: 在电子节目指引平台上创建映射所述流媒体发布点的节目表单。 Step 440: Create a program list mapping the streaming media publishing point on the electronic program guide platform.

本发明实施例还包括用户获取对应的公众视讯业务的流程，请参见图 4B 所示，具体包括： The embodiment of the present invention further includes a process for a user to obtain a corresponding public video service, as shown in FIG. 4B, which specifically includes:

步 450: 用户终端对应的用户登陆至用户平台； Step 450: The user corresponding to the user terminal logs in to the user platform;

步骤 460: 用户通过用户平台选择所述节目表单以选择对应的视讯业务；步骤 470: 流媒体管理***对登陆至用户平台的用户信息进行验证；若通过写正，则执行步驟 480, 否则，执行步骤 490; Step 460: The user selects the program form through the user platform to select a corresponding video service. Step 470: The streaming media management system verifies the user information that is logged in to the user platform; If the write is positive, then step 480 is performed, otherwise, step 490 is performed;

步骤 480: 流媒体管理***控制流媒体服务器将该用户在用户平台所选择的视讯业务所对应的流媒体发送至该用户； Step 480: The streaming media management system controls the streaming media server to send the streaming media corresponding to the video service selected by the user on the user platform to the user;

步驟 490: 通过用户平台提示用户拒绝提供视讯服务。 Step 490: Prompt the user to refuse to provide the video service through the user platform.

其中，若一组用户同时选择同一个流媒体发布点以选择相同的视讯业务，则流媒体管理***控制流媒体服务器与该组用户中的每个用户分别建立一条从所述流媒体发布点至所述用户的流媒体传输通道，通过该流媒体传输通道将相应的流媒体传送给相应的用户。 If a group of users simultaneously selects the same streaming media publishing point to select the same video service, the streaming media management system controls the streaming media server and each of the group of users to establish a separate point from the streaming media publishing point. The streaming media transmission channel of the user transmits the corresponding streaming media to the corresponding user through the streaming media transmission channel.

本领域普通技术人员可以理解实现上述实施例方法中的全部或部分步驟是可以通过程序来指令相关的硬件来完成，所述的程序可以存储于一计算机可读取存储介质中，所述的存储介质，如： ROM/RAM、磁碟、光盘等。 A person skilled in the art can understand that all or part of the steps of implementing the above embodiments can be completed by a program to instruct related hardware, and the program can be stored in a computer readable storage medium, the storage. Media, such as: ROM/RAM, disk, CD, etc.

本发明实施例中 , 前端设备可以通过 VPN通道将所述流媒体传送至流媒体服务器，前端设备还可以通过调制解调器接入 IP网络，通过 IP网络将所述流媒体传送至流媒体服务器。 In the embodiment of the present invention, the front-end device can transmit the streaming media to the streaming media server through the VPN channel, and the front-end device can also access the IP network through the modem, and transmit the streaming media to the streaming media server through the IP network.

用户对应的用户终端可以通过如下方式接入 IP网络： The user terminal corresponding to the user can access the IP network by:

一种是用户终端通过调制解调器经由 DSLAM登陆至所述 IP网络，其中，所述用户终端为 IP电话、或 PC或机顶盒； One is that the user terminal logs in to the IP network via a DSLAM via a modem, wherein the user terminal is an IP phone, or a PC or a set top box;

另一种是用户终端通过无线网络接入所述 IP网络，其中，所述无线网络为卫星通信网络，所述用户终端为支持卫星通信的无线终端; 所述无线网络也可为 3G网络，对应的所述用户终端为 3G终端，所述 3G终端通过所述 3G 网络以及 3G网关接入所述 IP网络。 The other is that the user terminal accesses the IP network through a wireless network, where the wireless network is a satellite communication network, and the user terminal is a wireless terminal supporting satellite communication; the wireless network may also be a 3G network, corresponding to The user terminal is a 3G terminal, and the 3G terminal accesses the IP network through the 3G network and the 3G gateway.

可见，本发明实施例能够通过多种途径，通过多种通信网络实现公众视讯业务，因而具有较佳的业务扩展性。 It can be seen that the embodiment of the present invention can implement public video services through multiple communication networks through multiple channels, and thus has better service scalability.

以上实施例仅用以说明本发明而并非限制本发明所描述的技术方案；因此，尽管本说明书参照上述的各个实施例对本发明已进行了详细的说明，但是，本领域的普通技术人员应当理解，仍然可以对本发明进行修改或者等同替换；而一切不脱离本发明的精神和范围的技术方案及其改进，其均应涵盖在本发明的权利要求范围当中。 The above embodiments are only intended to illustrate the present invention and are not intended to limit the technical solutions described herein; therefore, although the present specification has been described in detail with reference to the various embodiments described above, those skilled in the art should understand The invention may be modified or equivalently substituted; and all the technical solutions and improvements thereof without departing from the spirit and scope of the invention are intended to be included within the scope of the appended claims.

Claims

权利要求 Rights request

1. 一种公众视讯***，建立在 IP网络基础上，为用户终端提供公众视讯业务，其特征在于，该***包括： A public video system, which is based on an IP network and provides a public video service for a user terminal, wherein the system comprises:

前端设备，用于实时获取媒体信息，并对该媒体信息编码、压缩处理成流媒体; a front-end device, configured to acquire media information in real time, and encode and compress the media information into a streaming media;

流媒体服务器，用于接收、存储所述流媒体，并根据用户终端倩求通过所述 IP网络将所述流媒体实时、连续传送至该用户终端； a streaming media server, configured to receive and store the streaming media, and send the streaming media to the user terminal in real time through the IP network according to the user terminal;

流媒体管理***，用于验证用户终端信息，并控制所述流媒体服务器向所述 IP网络发布所述流媒体，以及控制所述流媒体服务器发布所述流媒体的发布点； a streaming media management system, configured to verify user terminal information, and control the streaming media server to publish the streaming media to the IP network, and control the streaming media server to issue the distribution point of the streaming media;

用户平台，位于所述 IP网络与所述流媒体管理***之间，用于将用户终端信息发送至所述流媒体管理***进行臉证，并为用户终端提供选择视讯业务的界面。 The user platform is located between the IP network and the streaming media management system, and is configured to send user terminal information to the streaming media management system for face authentication, and provide an interface for selecting a video service for the user terminal.

2. 根据权利要求 1所述的公众视讯***，其特征在于，所述用户平台为门户网站，该门户网站包括对应所述前端设备的若干流媒体连接点，用户登陆该门户网站选择该流媒体连接点以获取相应的视讯业务。 The public video system according to claim 1, wherein the user platform is a portal website, and the portal website includes a plurality of streaming media connection points corresponding to the front end device, and the user logs in to the portal website to select the streaming media. Connect points to get the corresponding video service.

3. 根据权利要求 1所述的公众视讯***，其特征在于，所述用户平台为电子节目指引平台，该电子节目指引平台包括对应所述前端设备的若干流媒体发布点的节目表单，用户终端登陆电子节目指引平台选择所述节目表单以获取相应的视讯业务。 3. The public video system according to claim 1, wherein the user platform is an electronic program guide platform, and the electronic program guide platform includes a program form corresponding to a plurality of streaming media publishing points of the front end device, and a user terminal. The electronic program guide platform is selected to select the program form to obtain a corresponding video service.

4. 根据权利要求 1或 2或 3所述的公众视讯***，其特征在于，所述前端设备为网络摄像机，该网络摄像机通过所述 IP网络将所述流媒体传送至所述流媒体服务器。 The public video system according to claim 1 or 2 or 3, wherein the front end device is a network camera, and the network camera transmits the streaming media to the streaming media server through the IP network.

5. 根据权利要求 4所述的公众视讯***, 其特征在于，所述用户终端通过调制解调器接入所述 IP网絡，所述用户终端为 PC：、 IP电话和机顶盒其中之 The public video system according to claim 4, wherein the user terminal accesses the IP network through a modem, wherein the user terminal is a PC:, an IP phone, and a set top box.

6. 根据权利要求 4所述的公众视讯***，其特征在于，所述用户终端为无线终端设备，并通过无线通信网络接入所述 IP网络。 6. The public video system according to claim 4, wherein the user terminal is a wireless terminal device and accesses the IP network through a wireless communication network.

7. 根据权利要求 6所述的公众视讯***，其特征在于, 所述无线终端设备为 3G终端设备，所述无线通信网络为 3G网络。 7. The public video system according to claim 6, wherein said wireless terminal is provided It is prepared as a 3G terminal device, and the wireless communication network is a 3G network.

8. 根据权利要求 6所述的公众视讯***，其特征在于，所述无线终端设备为支持卫星通信的无线终端设备，所述无线通信网络为卫星通信网络。 8. The public video system according to claim 6, wherein the wireless terminal device is a wireless terminal device supporting satellite communication, and the wireless communication network is a satellite communication network.

9. 一种公众视讯***实现方法，其特征在于，包括： 9. A method for implementing a public video system, comprising:

流媒体服务器实时获得来自前端设备的流媒体； The streaming server obtains streaming media from the front-end device in real time;

所述流媒体服务器根据用户登陆至用户平台所选择的视讯业务，将对应的流媒体传送至该用户。 The streaming media server transmits the corresponding streaming media to the user according to the video service selected by the user to log in to the user platform.

10. 根据权利要求 9所述的基于流媒体的公众视讯***实现方法，其特征在于，所述用户平台为门户网站，所述方法还包括： The method for implementing a public video-based public video system according to claim 9, wherein the user platform is a portal website, and the method further includes:

在所述门户网站上创建对应所述流媒体的连接点。 A connection point corresponding to the streaming media is created on the portal.

11. 根据权利要求 9所述的公众视讯***实现方法，其特征在于，所述用户平台为电子节目指引平台，所述方法还包括： The method for implementing a public video system according to claim 9, wherein the user platform is an electronic program guide platform, and the method further includes:

所述流媒体服务器创建对应所述流媒体的发布点； The streaming media server creates a publishing point corresponding to the streaming media;

在所述电子节目指引平台上创建映射所述流媒体发布点的节目表单。 A program form mapping the streaming media publishing point is created on the electronic program guide platform.

12. 根据权利要求 9或 10或 11所述的公众视讯***实现方法，其特征在于，所述方法还包括： The method for implementing a public video system according to claim 9 or 10 or 11, wherein the method further comprises:

在所述流媒体服务器将对应的流媒体传送至该用户之前 ,由流媒体管理系统对登陆至所述用户平台的用户信息进行验证，若通过验证，则所述流媒体管理***控制所述流媒体服务器将该用户在所述用户平台所选择的视讯业务所对应的流媒体发送至所述用户，否则，通过所述用户平台提示用户拒绝提供视讯服务。 Before the streaming media server transmits the corresponding streaming media to the user, the streaming media management system verifies the user information logged in to the user platform, and if verified, the streaming media management system controls the flow. The media server sends the streaming media corresponding to the video service selected by the user on the user platform to the user. Otherwise, the user platform is prompted to refuse to provide the video service.

13. 根据权利要求 12所述的公众视讯***实现方法，其特征在于，所述流媒体服务器实时获取来自前端设备的流媒体的步骤包括： The method for implementing the public video system according to claim 12, wherein the step of the streaming media server acquiring the streaming media from the front end device in real time comprises:

所述前端设备通过 IP网络将所述流媒体传送至所述流媒体服务器。 The front end device transmits the streaming media to the streaming media server through an IP network.

14. 根据权利要求 12所述的公众视讯***实现方法, 其特征在于，所述用户终端通过调制解调器接入所述 IP网络，所述用户终端为 PC、 IP电话和机顶盒其中之一。 The public video system implementation method according to claim 12, wherein the user terminal accesses the IP network through a modem, and the user terminal is one of a PC, an IP phone, and a set top box.

15. 根据权利要求 12所述的公众视讯***实现方法，其特征在于, 所述用户终端为无线终端设备，并通过无线通信网络接入所述 IP网络。 The public video system implementation method according to claim 12, wherein the user terminal is a wireless terminal device, and accesses the IP network through a wireless communication network.

16. 根据权利要求 15所述的公众视讯***实现方法，其特征在于，所述无线终端设备为 3G终端设备，所述无线通信网络为 3G网络。 The method for implementing a public video system according to claim 15, wherein the wireless terminal device is a 3G terminal device, and the wireless communication network is a 3G network.

17. 根据权利要求 15所述的公众视讯***实现方法，其特征在于，所述无线终端设备为支持卫星通信的无线终端设备，所述无线通信网络为卫星通信网络。 The public video system implementation method according to claim 15, wherein the wireless terminal device is a wireless terminal device supporting satellite communication, and the wireless communication network is a satellite communication network.