CN101087398B - A method and device for realizing remote monitoring in conference TV system - Google Patents
A method and device for realizing remote monitoring in conference TV system Download PDFInfo
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- CN101087398B CN101087398B CN200610012158A CN200610012158A CN101087398B CN 101087398 B CN101087398 B CN 101087398B CN 200610012158 A CN200610012158 A CN 200610012158A CN 200610012158 A CN200610012158 A CN 200610012158A CN 101087398 B CN101087398 B CN 101087398B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
- H04N7/152—Multipoint control units therefor
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Abstract
The invention discloses a method and device which can realize remote monitor during conference TV system, the method includes: several points control unit communicates with terminal monitored, and the digital medium flow monitored is sent to the several points control unit console in separated or mixed video mode; said console displays terminal menu monitored on display interface in separated video combination or several video mixing mode; said console sends remote command of corresponding terminal to said several points control unit; said several points control unit transmits said remote command to said corresponding terminal; said corresponding terminal controls said terminal camera head according to said remote command. Adopting the invention, terminal conncil house of remote monitoring can be realized on console, and the monitored terminal can be controlled by remote end camera in real time.
Description
Technical field
The present invention relates to the TV conference system field, particularly relate in TV conference system long-distance monitoring method and the device that can control monitored terminal.
Background technology
In the existing TV conference system, realize that remote monitoring all realizes by mode end to end.Be divided into two kinds of citation forms according to the communication entity number:
1, two video conference terminal point-to-points communication, distant the other side's far away camera mutually.
2, a plurality of video conference terminals are participated in the multipoint conference on the MCU (multipoint control unit, Multipoint ControlUnit are called for short " MCU "), and a distant token far away is arranged in the whole meeting; The terminal that has distant token far away can be carried out far-end remote control to the terminal that it is seen, also can be by its video source terminal remote control, and other-end then can not carry out remote control system far away.
The far away distant of this dual mode in fact all is that a terminal can only far distant another terminal, distant other-end far away simultaneously.
Simultaneously, terminal of synchronization can only be seen the great distance end image that MCU brings in the meeting, even double fluid, many pictures are arranged, but is limited to the coding/decoding capability of MCU, and the terminal meeting-place number that can see on terminal also is limited.
In army, People's Armed Police's TV conference system, such demand is usually arranged: need on the MCU control desk, can monitor the multiplex terminal image, and can carry out FECC (Remote Camera control, FarEnd Camera Control are called for short " FECC ") control to monitored terminal.
Summary of the invention
Technical problem to be solved by this invention provides a kind of method and apparatus of realizing remote monitoring in TV conference system, solve in traditional TV conference system multipoint conference can only realize end-to-end far distant, and the limited problem of monitoring meeting-place number on the terminal.
For achieving the above object, the invention provides a kind of method that in TV conference system, realizes remote monitoring, its characteristics are, comprising:
Step 1, multipoint control unit and monitored terminal are carried out communication, and the digital media stream of monitored terminal is mail to the multipoint control unit control desk in the mode that independent vide or multi-channel video mix;
Step 2 behind the digital media stream that described control desk decoding receives, presents monitored terminal picture with independent vide or multi-channel video hybrid mode;
Step 3, described control desk issue the far away distant order of monitored picture counterpart terminal to described multipoint control unit;
Step 4, described multipoint control unit is transmitted described distant order far away to described counterpart terminal;
Step 5, described counterpart terminal carries out control corresponding according to described distant order far away to terminal camera.
Above-mentioned method, its characteristics are, in the described step 4, described multipoint control unit is transmitted described distant order far away by following dual mode to described counterpart terminal: mode one, in multipoint control unit and terminal interaction process, multipoint control unit and terminal are opened the data channel of carrying remote signalling order far away, and multipoint control unit sends the Remote Camera control code to terminal on data channel; Mode two, multipoint control unit sends distant order far away by self-defining non-standard control messages to terminal, and terminal is resolved execution after receiving described non-standard control messages.
Above-mentioned method, its characteristics are that described data channel adopts low speed data channel, high speed data channels or multi-layer protocol channel.
Above-mentioned method, its characteristics are that in described step 1, the agreement that multipoint control unit and monitored terminal are carried out the communication employing comprises: H320 agreement, H323 agreement and/or Session Initiation Protocol.
Above-mentioned method, its characteristics are, are also comprising before the described step 1: choose the monitored terminal that needs obtain Media Stream on described control desk, and notify described multipoint control unit.
In order to realize that better purpose of the present invention, the present invention also provide a kind of device of realizing remote monitoring in TV conference system, its characteristics are, comprising: multipoint control unit, multipoint control unit control desk and a plurality of monitored terminal; Described multipoint control unit connects described control desk and described monitored terminal, carry out communication with described monitored terminal, be used for the digital media stream of described monitored terminal is mail to described control desk in the mode that independent vide or multi-channel video mix, and transmit far away distant order from described control desk to the monitored terminal of correspondence; Described control desk presents monitored terminal picture at display interface with independent vide combination or multi-channel video hybrid mode, and issues the far away distant order of the monitored terminal of monitored picture correspondence to described multipoint control unit; Described monitored terminal is carried out control corresponding according to described distant order far away to terminal camera.
Above-mentioned device, its characteristics are that the agreement that described multipoint control unit and described monitored terminal are carried out the communication employing comprises: H320 agreement, H323 agreement and/or Session Initiation Protocol.
Above-mentioned device, its characteristics are that described multipoint control unit sends the Remote Camera control code to described monitored terminal on data channel.
Above-mentioned device, its characteristics are that described data channel is low speed data channel, high speed data channels or multi-layer protocol channel.
Technique effect of the present invention is: adopt the method for the invention, just can a plurality of terminals of real-time remote monitoring meeting-place on the MCU control desk, and can carry out FECC control in real time to monitored terminal, very useful to convention television systems such as army, People's Armed Police.
Description of drawings
Fig. 1 is the networking structure figure of the specific embodiment of the method for the invention;
Fig. 2 is the flow chart that TV conference system MCU sends monitored terminal media stream among the present invention to the MCU control desk;
Fig. 3 is the flow chart of TV conference system distant monitored terminal far away on the MCU control desk among the present invention.
Embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is described further.
What Fig. 1 described is a simple TV conference system networking diagram.TV conference system is made up of MCU control desk 101, MCU 102 and a plurality of video conference terminal 103,104 in the legend, the agreement that MCU 102 and video conference terminal 103,104 communications are used includes but not limited to H320 (Narrow-bandvisual telephone systems and terminal equipment), H323 (Packet-basedmultimedia communications system), SIP (Session Initiation Protocol, conversation initialized protocol).
Fig. 2 is the flow chart that TV conference system MCU sends monitored terminal media stream among the present invention to the MCU control desk. main flow process comprises the steps:
Step 201, on the MCU of TV conference system control desk, choose monitored terminal, and notice MCU;
Step 202, MCU mail to the MCU control desk with the Media Stream of monitored terminal with independent vide or multi-channel video hybrid mode;
Step 203, MCU control desk decoding back present monitored terminal picture with independent vide combination or multi-channel video hybrid mode, can be in interface display.
Fig. 3 is the flow chart of TV conference system distant monitored terminal far away on the MCU control desk among the present invention.Main flow process comprises the steps:
Step 301, on the MCU control desk, select monitored picture, issue the far away distant order of this picture counterpart terminal to MCU;
Step 302, MCU transmit distant order far away to terminal after receiving the far away distant order that the MCU control desk issues;
MCU sends distant order far away to terminal, and dual mode is arranged:
Mode 1, in MCU and terminal upper end reciprocal process, MCU and terminal are opened the data channel of carrying remote signalling order far away, data channel can be LSD (Low-Speed Data low speed data) channel, HSD (High-Speed Data high-speed data) channel, MLP (Multilayer Protocol multi-layer protocol) channel, and MCU sends the FECC sign indicating number to terminal on data channel.This kind mode can both be far distant, more common to the video conference terminal of each producer.
Mode 2, MCU sends distant order far away by self-defining nonstandard control messages to terminal, and terminal is received back parsing execution.This kind mode needs terminal and the nonstandard distant message far away of the common negotiation of MCU, generally can only be at this producer terminal.
Step 303, terminal are carried out control corresponding to terminal camera after receiving distant order far away, make progress,, left, to the right zoom "-", zoom "+", aperture "+", aperture "-" etc. downwards such as camera.
Adopt the method for the invention, just can a plurality of terminals of real-time remote monitoring meeting-place on the MCU control desk, and can carry out FECC in real time to monitored terminal and control, very useful to convention television systems such as army, People's Armed Police.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Every according to equivalence variation and modification that the present invention did, all contained by claim of the present invention.
Claims (9)
1. a method that realizes remote monitoring in TV conference system is characterized in that, comprising:
Step 1, multipoint control unit and monitored terminal are carried out communication, and the digital media stream of monitored terminal is mail to the multipoint control unit control desk in the mode that independent vide or multi-channel video mix;
Step 2 behind the digital media stream that described control desk decoding receives, presents monitored terminal picture with independent vide or multi-channel video hybrid mode;
Step 3, described control desk issue the far away distant order of monitored picture counterpart terminal to described multipoint control unit;
Step 4, described multipoint control unit is transmitted described distant order far away to described counterpart terminal;
Step 5, described counterpart terminal carries out control corresponding according to described distant order far away to terminal camera.
2. method according to claim 1 is characterized in that, in the described step 4, described multipoint control unit is transmitted described distant order far away by following dual mode to described counterpart terminal:
Mode one, in multipoint control unit and terminal interaction process, multipoint control unit and terminal are opened the data channel of carrying remote signalling order far away, and multipoint control unit sends the Remote Camera control code to terminal on data channel;
Mode two, multipoint control unit sends distant order far away by self-defining non-standard control messages to terminal, and terminal is resolved execution after receiving described non-standard control messages.
3. method according to claim 2 is characterized in that, described data channel adopts low speed data channel, high speed data channels or multi-layer protocol channel.
4. method according to claim 1 is characterized in that, in described step 1, the agreement that multipoint control unit and monitored terminal are carried out the communication employing comprises: H320 agreement, H323 agreement and/or Session Initiation Protocol.
5. method according to claim 1 is characterized in that, is also comprising before the described step 1: choose the monitored terminal that needs obtain Media Stream on described control desk, and notify described multipoint control unit.
6. a device of realizing remote monitoring in TV conference system is characterized in that, comprising: multipoint control unit, multipoint control unit control desk and a plurality of monitored terminal;
Described multipoint control unit connects described control desk and described monitored terminal, carry out communication with described monitored terminal, be used for the digital media stream of described monitored terminal is mail to described control desk in the mode that independent vide or multi-channel video mix, and transmit far away distant order from described control desk to the monitored terminal of correspondence;
Described control desk presents monitored terminal picture at display interface with independent vide or multi-channel video hybrid mode, and issues the far away distant order of the monitored terminal of monitored picture correspondence to described multipoint control unit;
Described monitored terminal is carried out control corresponding according to described distant order far away to terminal camera.
7. device according to claim 6 is characterized in that, the agreement that described multipoint control unit and described monitored terminal are carried out the communication employing comprises: H320 agreement, H323 agreement and/or Session Initiation Protocol.
8. device according to claim 6 is characterized in that, described multipoint control unit sends the Remote Camera control code to described monitored terminal on data channel.
9. device according to claim 8 is characterized in that, described data channel is low speed data channel, high speed data channels or multi-layer protocol channel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610012158A CN101087398B (en) | 2006-06-08 | 2006-06-08 | A method and device for realizing remote monitoring in conference TV system |
| PCT/CN2006/003649 WO2007140668A1 (en) | 2006-06-08 | 2006-12-28 | Method and apparatus for realizing remote monitoring in conference television system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN200610012158A CN101087398B (en) | 2006-06-08 | 2006-06-08 | A method and device for realizing remote monitoring in conference TV system |
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| Publication Number | Publication Date |
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| CN101087398A CN101087398A (en) | 2007-12-12 |
| CN101087398B true CN101087398B (en) | 2010-05-12 |
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| CN200610012158A Active CN101087398B (en) | 2006-06-08 | 2006-06-08 | A method and device for realizing remote monitoring in conference TV system |
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| WO (1) | WO2007140668A1 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101483758B (en) * | 2008-01-11 | 2012-11-21 | 天地阳光通信科技（北京）有限公司 | Fusion system for video monitoring system and video meeting system |
| CN101662642B (en) * | 2008-08-26 | 2011-11-30 | 中兴通讯股份有限公司 | Method for directly introducing real-time monitoring images into video conference |
| CN101808221A (en) * | 2010-04-01 | 2010-08-18 | 中兴通讯股份有限公司 | Subtitle remote control method and system |
| CN101854511B (en) * | 2010-05-24 | 2013-06-05 | 华为终端有限公司 | Central control unit applied to video conference terminal system and video conference terminal system |
| US9143767B2 (en) | 2010-06-01 | 2015-09-22 | Intel Corporation | Method and apparatus for adaptive stable image timing in stereoscopic 3D systems |
| CN101888523A (en) * | 2010-06-30 | 2010-11-17 | 华为终端有限公司 | Method and system for controlling conference |
| CN102377979B (en) * | 2010-08-11 | 2014-02-05 | 杭州华三通信技术有限公司 | Camera control system and cameral control method |
| CN102244764B (en) * | 2011-06-28 | 2015-08-19 | 华为终端有限公司 | State conversion control method, multipoint control server and video meeting system |
| CN102932594B (en) * | 2012-10-16 | 2016-01-20 | 苏州科达科技股份有限公司 | Camera control system, method and terminal thereof, camera and remote controller |
| CN103905775B (en) * | 2012-12-25 | 2017-08-25 | 华为技术有限公司 | Switching method and system, the conference terminal of conference terminal in remote presentation conference |
| CN106331890A (en) * | 2015-06-24 | 2017-01-11 | 中兴通讯股份有限公司 | Processing method and device for video communication image |
| US10516703B2 (en) | 2016-03-07 | 2019-12-24 | Precision Biometrics, Inc. | Monitoring and controlling the status of a communication session |
| CN110049276A (en) * | 2019-05-13 | 2019-07-23 | 广州北辰信息科技有限公司 | A kind of high-definition image transmission system based on intelligent meeting all-in-one machine |
| CN115052106B (en) * | 2022-05-26 | 2024-04-23 | 深圳市华运通科技股份有限公司 | Remote control method, equipment and medium of intelligent terminal |
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- 2006-12-28 WO PCT/CN2006/003649 patent/WO2007140668A1/en active Application Filing
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| Publication number | Publication date |
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| CN101087398A (en) | 2007-12-12 |
| WO2007140668A1 (en) | 2007-12-13 |
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