CN113810663A - Multipoint control method, device and system for video monitoring equipment - Google Patents
Multipoint control method, device and system for video monitoring equipment Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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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
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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 is suitable for the technical field of multimedia control, and provides a multipoint control method, a multipoint control device and a multipoint control system for video monitoring equipment, wherein the method comprises the following steps: grading the terminal video monitoring equipment and the control authority; receiving a control application signal sent by terminal video monitoring equipment; judging the grade of the terminal video monitoring equipment which sends out the application control signal; and granting corresponding control authority according to the level of the terminal video monitoring equipment so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit. When the terminal video monitoring equipment needs to be controlled, the application control signal sent to the multipoint control unit grants the corresponding control authority according to the level of the terminal video monitoring equipment, so that after a video conference starts, the branch meeting place can carry out function adjustment on the video monitoring equipment, and the operation is convenient.
Description
Technical Field
The invention relates to the technical field of multimedia control, in particular to a multipoint control method, device and system of video monitoring equipment.
Background
With the rapid development of IP networks and multimedia communication technologies, video conference systems are widely used in modern enterprises, and a video conference system needs to use video monitoring equipment and summons a plurality of user terminals distributed in various places to the same conference through an MCU (Multipoint Control Unit).
In practical application, a relatively large conference is divided into a main conference place and a branch conference place, after a video conference starts, the main conference place has an absolute control authority and can control all video monitoring equipment, but many times, the branch conference places also need to adjust the functions of the video monitoring equipment, for example, when one branch conference place displays a certain product, the other branch conference place is very interested in the product, the focal length of a lens of the video monitoring equipment is required to be automatically adjusted to obtain detailed pictures of the product, at the moment, the main conference place is required to be called, so that the main conference place adjusts the focal length of the lens of the video monitoring equipment through a multipoint control unit, and the operation is very inconvenient. Therefore, it is desirable to provide a method, an apparatus and a system for multipoint control of video monitoring equipment, which aim to solve the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a multipoint control method, a multipoint control device and a multipoint control system of video monitoring equipment, so as to solve the problems in the background technology.
The invention is realized in such a way that a video monitoring device multipoint control method comprises the following steps:
grading the terminal video monitoring equipment and the control authority;
receiving a control application signal sent by terminal video monitoring equipment;
judging the grade of the terminal video monitoring equipment which sends out the application control signal;
and granting corresponding control authority according to the level of the terminal video monitoring equipment so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
As a further scheme of the invention: the step of performing level division on the terminal video monitoring equipment and the control authority specifically comprises the following steps:
dividing the terminal video monitoring equipment into main meeting place monitoring equipment and branch meeting place monitoring equipment, wherein the main meeting place monitoring equipment is primary monitoring equipment, the branch meeting place monitoring equipment is secondary monitoring equipment, and coding authentication is carried out on each terminal video monitoring equipment;
the control authority is divided into a primary control authority and a secondary control authority, the primary control authority can control a primary monitoring device and a secondary monitoring device, and the secondary monitoring authority can only control part of the secondary monitoring device.
As a further scheme of the invention: the step of judging the grade of the terminal video monitoring equipment which sends the application control signal specifically comprises the following steps:
carrying out level judgment on terminal video monitoring equipment by applying a control signal, wherein the application control signal comprises equipment coding information;
when the equipment coding information is the same as the coding information of the authenticated primary monitoring equipment, determining that the terminal video monitoring equipment is the primary monitoring equipment;
and when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment, determining that the terminal video monitoring equipment is the secondary monitoring equipment.
As a further scheme of the invention: the step of granting the corresponding control authority according to the level of the terminal video monitoring device so that the terminal video monitoring device can control the monitoring device through the multipoint control unit specifically includes:
when the terminal video monitoring equipment is determined to be primary monitoring equipment, granting primary control authority to the terminal video monitoring equipment;
when the terminal video monitoring equipment is determined to be secondary monitoring equipment, granting secondary control authority to the terminal video monitoring equipment;
and after the control authority is granted, when a control command of the terminal video monitoring equipment is received, implementing corresponding control behavior.
As a further scheme of the invention: the primary control authority can control the monitoring angles, the focal lengths of lenses, the opening and closing of equipment and the opening and closing of voice of all the terminal video monitoring equipment; the secondary control authority can control the monitoring angle, the focal length of a lens, the opening and closing of equipment and the opening and closing of voice of part of secondary monitoring equipment.
Another object of the present invention is to provide a multipoint control apparatus for a video monitoring device, the apparatus comprising:
the level division module is used for carrying out level division on the terminal video monitoring equipment and the control authority;
the signal receiving module is used for receiving a control application signal sent by the terminal video monitoring equipment;
the grade judging module is used for judging the grade of the terminal video monitoring equipment which sends out the application control signal; and
and the authority granting module is used for granting the corresponding control authority according to the level of the terminal video monitoring equipment so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
As a further scheme of the invention: the level division module comprises:
the monitoring equipment level dividing unit is used for dividing the terminal video monitoring equipment into main meeting place monitoring equipment and branch meeting place monitoring equipment, wherein the main meeting place monitoring equipment is primary monitoring equipment, the branch meeting place monitoring equipment is secondary monitoring equipment, and coding authentication is carried out on each terminal video monitoring equipment; and
and the control authority level dividing unit is used for dividing the control authority into a primary control authority and a secondary control authority, wherein the primary control authority can control the primary monitoring equipment and the secondary monitoring equipment, and the secondary monitoring authority can only control part of the secondary monitoring equipment.
As a further scheme of the invention: the level determination module includes:
the device comprises a coding information acquisition unit, a coding information processing unit and a coding information processing unit, wherein the coding information acquisition unit is used for carrying out level judgment on terminal video monitoring equipment by applying a control signal, and the application control signal comprises equipment coding information;
the primary monitoring equipment judging unit is used for determining the terminal video monitoring equipment as the primary monitoring equipment when the equipment coding information is the same as the coding information of the authenticated primary monitoring equipment; and
and the secondary monitoring equipment judging unit is used for determining that the terminal video monitoring equipment is the secondary monitoring equipment when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment.
As a further scheme of the invention: the permission granting module includes:
the primary control authority granting unit grants a primary control authority to the terminal video monitoring device when the terminal video monitoring device is determined to be a primary monitoring device;
the secondary control authority granting unit grants a secondary control authority to the terminal video monitoring device when the terminal video monitoring device is determined to be the secondary monitoring device; and
and the execution unit is used for implementing corresponding control behaviors when receiving the control command of the terminal video monitoring equipment after granting the control authority.
Compared with the prior art, the invention has the beneficial effects that: through carrying out rank division to terminal video monitoring equipment and control authority, when needing to control terminal video monitoring equipment, the application control signal to the multiple spot control unit sends, multiple spot control unit can carry out the rank to the terminal video monitoring equipment who sends application control signal automatically and judge, the rank judges the back, grant corresponding control authority according to terminal video monitoring equipment's rank, so that terminal video monitoring equipment can control monitoring equipment through multiple spot control unit, so, after the video conference begins, the branch meeting place can carry out function control to video monitoring equipment, and convenient operation.
Drawings
Fig. 1 is a flowchart of a multipoint control method of a video monitoring device.
Fig. 2 is a flowchart of a method for controlling multiple points of a video monitoring device, in which the video monitoring device and the control authority of a terminal are classified into levels.
Fig. 3 is a flowchart of a method for controlling multiple points of a video monitoring device, in which a level determination is performed on a terminal video monitoring device that sends a control signal.
Fig. 4 is a flowchart of granting a corresponding control right according to a level of a terminal video monitoring device in a multipoint control method of a video monitoring device.
Fig. 5 is a schematic structural diagram of a multipoint control device of a video monitoring apparatus.
Fig. 6 is a schematic structural diagram of a level division module in a multipoint control device of a video monitoring apparatus.
Fig. 7 is a schematic structural diagram of a level determination module in the multipoint control device of the video monitoring apparatus.
Fig. 8 is a schematic structural diagram of an authority granting module in the multipoint control device of the video monitoring apparatus.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, an embodiment of the present invention provides a multipoint control method for a video monitoring device, where the method includes the following steps:
s100, grading the terminal video monitoring equipment and the control authority;
s200, receiving a control application signal sent by terminal video monitoring equipment;
s300, judging the level of the terminal video monitoring equipment which sends the application control signal;
s400, corresponding control authority is granted according to the level of the terminal video monitoring equipment, so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
It should be noted that, with the rapid development of IP networks and multimedia communication technologies, video conference systems are widely used in modern enterprises, and the video conference systems need to use video monitoring equipment and summon a plurality of user terminals distributed in various places to the same conference through an MCU (Multipoint Control Unit).
In practical application, a relatively large conference is divided into a main conference place and a branch conference place, after a video conference starts, the main conference place has an absolute control authority and can control all video monitoring equipment, but many times, the branch conference places also need to adjust the functions of the video monitoring equipment, for example, when one branch conference place displays a certain product, the other branch conference place is very interested in the product, the focal length of a lens of the video monitoring equipment is required to be automatically adjusted to obtain detailed pictures of the product, at the moment, the main conference place is required to be called, so that the main conference place adjusts the focal length of the lens of the video monitoring equipment through a multipoint control unit, and the operation is very inconvenient.
In the embodiment of the invention, the terminal video monitoring equipment and the control authority are classified in grades, when the terminal video monitoring equipment needs to be controlled, the multipoint control unit can automatically judge the grade of the terminal video monitoring equipment which sends the application control signal, and after the grade is judged, the corresponding control authority is granted according to the grade of the terminal video monitoring equipment, so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
As shown in fig. 2, as a preferred embodiment of the present invention, the step of performing level division on the terminal video monitoring device and the control authority specifically includes:
s101, dividing terminal video monitoring equipment into main meeting place monitoring equipment and branch meeting place monitoring equipment, wherein the main meeting place monitoring equipment is primary monitoring equipment, the branch meeting place monitoring equipment is secondary monitoring equipment, and coding authentication is performed on each terminal video monitoring equipment;
s102, dividing the control authority into a first-level control authority and a second-level control authority, wherein the first-level control authority can control a first-level monitoring device and a second-level monitoring device, and the second-level monitoring authority can only control part of the second-level monitoring device.
In the embodiment of the invention, a main meeting place monitoring device is set as a primary monitoring device, a branch meeting place monitoring device is set as a secondary monitoring device, and each terminal video monitoring device is subjected to coding authentication, it needs to be noted that the main meeting place of each video conference can be changed, so the primary monitoring device and the secondary monitoring device can also be adjusted in real time, and the control authority is divided into a primary control authority and a secondary control authority, the primary control authority can control the primary monitoring device and the secondary monitoring device, the secondary monitoring authority can only control part of the secondary monitoring device, and the primary control authority can control the monitoring angles, the lens focal lengths, the device opening and closing, the voice opening and closing and the like of all the terminal video monitoring devices; the secondary control authority can control the monitoring angle, the focal length of a lens, the opening and closing of equipment, the opening and closing of voice and the like of part of secondary monitoring equipment.
As shown in fig. 3, as a preferred embodiment of the present invention, the step of performing level determination on the terminal video monitoring device that sends the application control signal specifically includes:
s301, carrying out level judgment on terminal video monitoring equipment through an application control signal, wherein the application control signal comprises equipment coding information;
s302, when the equipment coding information is the same as the coding information of the authenticated primary monitoring equipment, determining that the terminal video monitoring equipment is the primary monitoring equipment;
and S303, when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment, determining that the terminal video monitoring equipment is the secondary monitoring equipment.
In the embodiment of the invention, the grade judgment of the terminal video monitoring equipment needs to be carried out by applying for the coding information in the control signal, the coding information has uniqueness, and when the equipment coding information is the same as the coding information of the authenticated first-grade monitoring equipment, the terminal video monitoring equipment is determined to be the first-grade monitoring equipment; and when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment, determining that the terminal video monitoring equipment is the secondary monitoring equipment.
As shown in fig. 4, as a preferred embodiment of the present invention, the step of granting the corresponding control right according to the level of the terminal video monitoring device so that the terminal video monitoring device can control the monitoring device through the multipoint control unit specifically includes:
s401, when the terminal video monitoring device is determined to be a primary monitoring device, a primary control authority is granted to the terminal video monitoring device;
s402, when the terminal video monitoring equipment is determined to be secondary monitoring equipment, granting secondary control authority to the terminal video monitoring equipment;
and S403, after the control authority is granted, when a control command of the terminal video monitoring equipment is received, implementing corresponding control behavior.
In the embodiment of the invention, when the terminal video monitoring equipment is determined to be the monitoring equipment of a certain level, the control authority of the corresponding level of the terminal video monitoring equipment is granted, then the terminal video monitoring equipment can send a control command to the multipoint control unit, and the multipoint control unit controls the corresponding terminal video monitoring equipment.
As shown in fig. 5, an embodiment of the present invention further provides a multipoint control apparatus for a video monitoring device, where the apparatus includes:
the level division module 100 is used for performing level division on the terminal video monitoring equipment and the control authority;
the signal receiving module 200 is configured to receive an application control signal sent by a terminal video monitoring device;
the level judgment module 300 is used for judging the level of the terminal video monitoring equipment which sends out the application control signal; and
and an authority granting module 400, configured to grant a corresponding control authority according to the level of the terminal video monitoring device, so that the terminal video monitoring device can control the monitoring device through the multipoint control unit.
In the embodiment of the invention, the terminal video monitoring equipment and the control authority are classified in grades, when the terminal video monitoring equipment needs to be controlled, the multipoint control unit can automatically judge the grade of the terminal video monitoring equipment which sends the application control signal, and after the grade is judged, the corresponding control authority is granted according to the grade of the terminal video monitoring equipment, so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
As shown in fig. 6, as a preferred embodiment of the present invention, the level dividing module 100 includes:
a monitoring device level division unit 101, configured to divide the terminal video monitoring devices into a main meeting place monitoring device and a branch meeting place monitoring device, where the main meeting place monitoring device is a primary monitoring device, the branch meeting place monitoring device is a secondary monitoring device, and perform coding authentication on each terminal video monitoring device; and
the control authority level dividing unit 102 is configured to divide the control authority into a first-level control authority and a second-level control authority, where the first-level control authority can control a first-level monitoring device and a second-level monitoring device, and the second-level monitoring authority can only control part of the second-level monitoring devices.
In the embodiment of the invention, the terminal video monitoring equipment and the control authority are classified in grades, when the terminal video monitoring equipment needs to be controlled, the multipoint control unit can automatically judge the grade of the terminal video monitoring equipment which sends the application control signal, and after the grade is judged, the corresponding control authority is granted according to the grade of the terminal video monitoring equipment, so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
As shown in fig. 7, as a preferred embodiment of the present invention, the level determining module 300 includes:
a coding information obtaining unit 301, configured to perform level determination on a terminal video monitoring device through an application control signal, where the application control signal includes device coding information;
a primary monitoring device determining unit 302, configured to determine that the terminal video monitoring device is a primary monitoring device when device coding information is the same as coding information of an authenticated primary monitoring device; and
the secondary monitoring device determining unit 303 determines that the terminal video monitoring device is a secondary monitoring device when the device coding information is the same as the coding information of the authenticated secondary monitoring device.
In the embodiment of the invention, the grade judgment of the terminal video monitoring equipment needs to be carried out by applying for the coding information in the control signal, the coding information has uniqueness, and when the equipment coding information is the same as the coding information of the authenticated first-grade monitoring equipment, the terminal video monitoring equipment is determined to be the first-grade monitoring equipment; and when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment, determining that the terminal video monitoring equipment is the secondary monitoring equipment.
As shown in fig. 8, as a preferred embodiment of the present invention, the right granting module 400 includes:
a primary control authority granting unit 401, which grants a primary control authority to the terminal video monitoring device when it is determined that the terminal video monitoring device is a primary monitoring device;
a secondary control authority granting unit 402, granting a secondary control authority to the terminal video monitoring device when the terminal video monitoring device is determined to be a secondary monitoring device; and
and the execution unit 403, after granting the control authority, implements a corresponding control action when receiving the control command of the terminal video monitoring device.
In the embodiment of the invention, when the terminal video monitoring equipment is determined to be the monitoring equipment of a certain level, the control authority of the corresponding level of the terminal video monitoring equipment is granted, then the terminal video monitoring equipment can send a control command to the multipoint control unit, and the multipoint control unit controls the corresponding terminal video monitoring equipment.
The embodiment of the invention provides a multipoint control system of video monitoring equipment, which comprises: one or more processors; and a memory associated with the one or more processors for storing program instructions that, when read and executed by the one or more processors, perform the steps in the video surveillance appliance multipoint control method.
The present invention has been described in detail with reference to the preferred embodiments thereof, and it should be understood that the invention is not limited thereto, but is intended to cover modifications, equivalents, and improvements within the spirit and scope of the present invention.
It should be understood that, although the steps in the flowcharts of the embodiments of the present invention are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in various embodiments may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a non-volatile computer-readable storage medium, and can include the processes of the embodiments of the methods described above when the program is executed. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. A multipoint control method for a video surveillance device, the method comprising the steps of:
grading the terminal video monitoring equipment and the control authority;
receiving a control application signal sent by terminal video monitoring equipment;
judging the grade of the terminal video monitoring equipment which sends out the application control signal;
and granting corresponding control authority according to the level of the terminal video monitoring equipment so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
2. The multipoint control method for the video monitoring equipment according to claim 1, wherein the step of performing level division on the terminal video monitoring equipment and the control authority specifically comprises:
dividing the terminal video monitoring equipment into main meeting place monitoring equipment and branch meeting place monitoring equipment, wherein the main meeting place monitoring equipment is primary monitoring equipment, the branch meeting place monitoring equipment is secondary monitoring equipment, and coding authentication is carried out on each terminal video monitoring equipment;
the control authority is divided into a primary control authority and a secondary control authority, the primary control authority can control a primary monitoring device and a secondary monitoring device, and the secondary monitoring authority can only control part of the secondary monitoring device.
3. The multipoint control method of the video monitoring device according to claim 2, wherein the step of performing the level judgment on the terminal video monitoring device sending the application control signal specifically comprises:
carrying out level judgment on terminal video monitoring equipment by applying a control signal, wherein the application control signal comprises equipment coding information;
when the equipment coding information is the same as the coding information of the authenticated primary monitoring equipment, determining that the terminal video monitoring equipment is the primary monitoring equipment;
and when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment, determining that the terminal video monitoring equipment is the secondary monitoring equipment.
4. The multipoint control method of the video monitoring device according to claim 3, wherein the step of granting the corresponding control authority according to the level of the terminal video monitoring device so that the terminal video monitoring device can control the monitoring device through the multipoint control unit specifically comprises:
when the terminal video monitoring equipment is determined to be primary monitoring equipment, granting primary control authority to the terminal video monitoring equipment;
when the terminal video monitoring equipment is determined to be secondary monitoring equipment, granting secondary control authority to the terminal video monitoring equipment;
and after the control authority is granted, when a control command of the terminal video monitoring equipment is received, implementing corresponding control behavior.
5. The multipoint control method of the video monitoring equipment according to claim 2, characterized in that the primary control authority can control the monitoring angle, the focal length of a lens, the opening and closing of the equipment and the opening and closing of voice of all the terminal video monitoring equipment; the secondary control authority can control the monitoring angle, the focal length of a lens, the opening and closing of equipment and the opening and closing of voice of part of secondary monitoring equipment.
6. A multipoint control arrangement for a video surveillance appliance, the arrangement comprising:
the level division module is used for carrying out level division on the terminal video monitoring equipment and the control authority;
the signal receiving module is used for receiving a control application signal sent by the terminal video monitoring equipment;
the grade judging module is used for judging the grade of the terminal video monitoring equipment which sends out the application control signal; and
and the authority granting module is used for granting the corresponding control authority according to the level of the terminal video monitoring equipment so that the terminal video monitoring equipment can control the monitoring equipment through the multipoint control unit.
7. The multipoint control device of claim 6, wherein said level dividing module comprises:
the monitoring equipment level dividing unit is used for dividing the terminal video monitoring equipment into main meeting place monitoring equipment and branch meeting place monitoring equipment, wherein the main meeting place monitoring equipment is primary monitoring equipment, the branch meeting place monitoring equipment is secondary monitoring equipment, and coding authentication is carried out on each terminal video monitoring equipment; and
and the control authority level dividing unit is used for dividing the control authority into a primary control authority and a secondary control authority, wherein the primary control authority can control the primary monitoring equipment and the secondary monitoring equipment, and the secondary monitoring authority can only control part of the secondary monitoring equipment.
8. The multipoint control device of claim 7, wherein said level determining module comprises:
the device comprises a coding information acquisition unit, a coding information processing unit and a coding information processing unit, wherein the coding information acquisition unit is used for carrying out level judgment on terminal video monitoring equipment by applying a control signal, and the application control signal comprises equipment coding information;
the primary monitoring equipment judging unit is used for determining the terminal video monitoring equipment as the primary monitoring equipment when the equipment coding information is the same as the coding information of the authenticated primary monitoring equipment; and
and the secondary monitoring equipment judging unit is used for determining that the terminal video monitoring equipment is the secondary monitoring equipment when the equipment coding information is the same as the coding information of the authenticated secondary monitoring equipment.
9. The multipoint control device of claim 8, wherein the right granting module comprises:
the primary control authority granting unit grants a primary control authority to the terminal video monitoring device when the terminal video monitoring device is determined to be a primary monitoring device;
the secondary control authority granting unit grants a secondary control authority to the terminal video monitoring device when the terminal video monitoring device is determined to be the secondary monitoring device; and
and the execution unit is used for implementing corresponding control behaviors when receiving the control command of the terminal video monitoring equipment after granting the control authority.
10. A computer system, the system comprising:
one or more processors; and
a memory associated with the one or more processors for storing program instructions that, when read and executed by the one or more processors, perform the method of any of claims 1-5 above.
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