CN115633135A - Audio and video control method and system - Google Patents

Audio and video control method and system Download PDF

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Publication number
CN115633135A
CN115633135A CN202211189899.7A CN202211189899A CN115633135A CN 115633135 A CN115633135 A CN 115633135A CN 202211189899 A CN202211189899 A CN 202211189899A CN 115633135 A CN115633135 A CN 115633135A
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China
Prior art keywords
video
image
audio
display
splicing
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Inventor
付文锦
徐超
熊志勇
宋来意
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Wuhan Zhuofan Gaoke Info Tech Co ltd
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Wuhan Zhuofan Gaoke Info Tech Co ltd
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Priority to CN202211189899.7A priority Critical patent/CN115633135A/en
Publication of CN115633135A publication Critical patent/CN115633135A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/265Mixing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4307Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268Signal distribution or switching
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/14Systems for two-way working
    • H04N7/15Conference systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Abstract

The invention relates to the technical field of audio and video processing, in particular to an audio and video control method and system, which comprises the following steps: 101. the video image data carries out splicing, superposition, roaming, multicasting and graphic synchronization and datamation feedback on the audio and video information audio and video images; 102. feeding back the data after the video image data processing to a data processing main module, and processing the data by the data processing main module; the audio and video control system is an emergency management information infrastructure which integrates information such as a plan, a video, a picture, a voice, a geographical position and the like, is based on an information network and is characterized in that all the systems are organically interacted. Through the integrated video monitoring system, the GIS information system, the network communication system and the emergency linkage system, the emergency command and the dispatch of relevant units such as water conservancy, fire fighting, traffic, forestry and the like are integrated in a management system, so that sudden events such as natural disasters, safety production accidents and the like are prevented and responded, and the loss rate caused by the sudden disaster accidents is reduced.

Description

Audio and video control method and system
Technical Field
The invention relates to the technical field of audio and video control, in particular to an audio and video control method and system.
Background
With the development of networks and culture causes, audio and video resources are greatly enriched, and the requirement for processing audio and video files is rapidly increased;
with the rapid development of video camera technology, network broadband technology and video compression technology, video conferences are widely used in local or remote conferences in various occasions. In the current market, a video conference system is generally composed of video conference terminals, video conference external devices, and cables for connecting the terminals and the external devices, as shown in fig. 1. The video conference terminal is responsible for coordinating the operation of each unit of the whole conference system, and comprises the functions of encoding and decoding output of audio and video signals, packing and unpacking of audio and video code streams, multimedia information interaction with other video conference terminals and the like. The video conference external devices generally include audio, video, and data multimedia signal acquisition, generation, and display devices, such as cameras, microphones, speakers, computers, televisions, projectors, and the like. Each type of external device may be multiple, and the wiring manner thereof is various according to the relationship of information interaction between different external devices and the conference terminal. This easily causes the following problems: each part of the system is limited by the length of the cable, and related external equipment cannot be moved, so that the use range of the equipment is limited, the moving range of a user is restricted, the wiring of the equipment is complex, debugging of system installation is easy to make mistakes, more external equipment needs to be temporarily added, the wiring complexity can be increased, and most functions are concentrated on the terminal, so that the terminal complexity can be increased.
Therefore, an audio and video control method and system are provided.
Disclosure of Invention
The invention aims to provide an audio and video control method and system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an audio and video control method and system comprises the following steps:
101. the video image data carries out splicing, superposition, roaming, multicasting and graphic synchronization and datamation feedback on the audio and video information audio and video images;
102. feeding back the data after the video image data processing to a data processing main module, and processing the data by the data processing main module;
103. and the image data is processed by the data processing main module and then fed back to the visualization main module to be visually displayed.
Preferably, the video image processing in 101 includes image stitching, image superimposition, image roaming and image multicast, where the image stitching may stitch and display any one input source image on multiple display screens, and the input source may be switched at any time.
Preferably, the data processing module in 102 includes link processing and acquisition management; all signal sources and display units processed by the link are controlled by the high-definition network node, and the number of audio-video intercommunication between two places is not limited.
An audio and video control system comprises a video image processing, data processing main module and a visualization main module, wherein audio and video information audio and video images are subjected to splicing, superposition, roaming, multicasting and graphic synchronization through the video images and are fed back to the data processing main module in a datamation mode, the audio and video information audio and video images are processed by the data processing main module and then fed back to the visualization main module, and image data are displayed in a visualization mode.
Preferably, the video image processing includes image stitching, image overlaying, image roaming and image multicasting;
the image splicing can be used for splicing and displaying any one input source image on a plurality of display screens, and the input source can be switched at any time;
the image superposition can be used for superposing other images on any display image, one to ten images can be superposed and displayed at most, and the display sequence is the image layer click sequence or the self-defined setting;
the image roaming can realize the display of the image size and any position on any display screen;
the image multicast is that the same display signal can be displayed in different display items and the same display screen by repeated windowing.
Preferably, the video image processing module further comprises a nonstandard output, a signal label, an image synchronization and a resolution signal;
wherein the non-standard output distributed output nodes can output display in a non-standard resolution within a range of 3840x 2160;
the signal marking is that characters are used as signal source identification, so that each signal source can be conveniently identified on the spliced screen;
the image synchronization comprises an accurate calibration technology of an ASC automatic splicing technology, the distributed splicing display information can be calibrated and managed uniformly, and the complete synchronization of images among splicing screens is realized without tearing;
in an application scene needing to display super-resolution, the resolution signal generates a virtual super-resolution desktop for a PC and a computer of a workstation with a super-resolution application platform through super-resolution desktop software, then a virtual window image is obtained, and codes are transmitted to a specific area of a large screen or full screen decoding display.
Preferably, the data processing module comprises link processing and acquisition management;
all signal sources and display units processed by the link are controlled by the high-definition network node, and the number of audio-video intercommunication between two places is not limited. The intercommunication and sharing of audio and video among a command hall, a duty room, a consultation room, a plurality of meeting rooms and a plurality of places of related departments are easy to realize, the problem of information safety is fully considered, a local area network for communicating two places is established by utilizing optical fibers, all signal sources only collect audio and video signals and are not accessed into a special service network, and physical isolation of the network is achieved. All signal sources and display units can be detected at the control end, so that information leakage cannot be caused;
the collection management adopts nodes to collect signals for each signal source, and IPC signals are directly accessed into a distributed platform, so that all signals are accessed through a network, and the system architecture is greatly simplified. All signal sources are subjected to unified management by the system, no matter how complex the system is, the visual terminals presented to the users are preview images corresponding to reality one by one, and the users can directly call the preview images at will.
Preferably, the data processing module comprises multi-screen interaction and signal access, wherein the multi-screen interaction is performed on the display units of different types and different rooms to control system nodes, that is, the intercommunication interaction of large screens of the rooms is completed, and all the display units can be managed in a unified manner. All signal sources can be adjusted to any display unit to complete control of picture splicing, roaming, superposition, arbitrary windowing and the like. Related service data and real-time monitoring information can be randomly called in the event processing decision making process and used as decision making basis for efficient judgment and decision making command;
the system comprises a network access cross-network segment, a cross-switch, a multi-level multi-region signal access, a high-image quality and a low-bandwidth, and supports various conventional formats such as direct access to a cloud platform, audio, video and control (environmental control, KVM) signal full access to the platform, signal cloud access and massive security monitoring seamless connection.
Preferably, the visual main module comprises an emergency linkage, service docking, comprehensive data display, conference decision-making matrix-free, a splicing processor, an extender and a decoder, the functions of the visual main module are expanded infinitely, any signal is called at any time, a signal source is opened infinitely, multiple pictures are randomly spliced in a roaming mode, a video base map, a picture base map, single-screen or multi-screen splicing display, multi-screen sharing, linkage and mirror image display signals, a real-time signal source previews and displays, full visual scheduling, dynamic flowing display of a ticker, ticker text customization, a customized plan, one-key switching, timing switching, cloud management, large-screen regional management, multi-user separate right synchronous operation, recording and playing management of all signal sources, playback and on-demand, live broadcast and watching, GIS (geographic information system) high-resolution graphic point dynamic display, direct docking with service data, real-time monitoring data, graphical display of data, deep analysis and drilling, multi-platform fusion, multi-terminal interaction, synchronous data monitoring, remote control of background service computers, docking of different service platforms, realization of platform linkage and unified operation management.
Preferably, the visual main module comprises information release of daily weather, time and operators on duty, system information release in an emergency state, a distributed architecture eliminates core bottleneck caused by centralized processing of the system, each device operates independently, uninterrupted operation within 7x24 hours can be realized, system scale and expansion capacity are not limited any more, double-control server and double-network redundancy backup are supported, even if one set of network or control server fails, the whole platform can operate uninterruptedly, mutual zero dependence among devices is realized, double-network double-link is supported, power adapter and POE dual-power supply are supported, and the device is modularized and convenient to install, expand and maintain. The fault visualization, the equipment display equipment name, the network address and other information are clear at a glance, and each independent small-sized component can be replaced quickly, so that the fault command platform can be repaired quickly.
Compared with the prior art, the invention has the beneficial effects that:
the audio and video control system is an emergency management information infrastructure which integrates information such as a plan, video, pictures, voice, geographical positions and the like, is based on an information network and is characterized in that all systems are organically interacted. Through an integrated video monitoring system, a GIS information system, a network communication system and an emergency linkage system, emergency command and scheduling of relevant units of water conservancy, fire fighting, traffic, forestry and the like are integrated in a management system, so that sudden events such as natural disasters, safety production accidents and the like are prevented and responded, and the loss caused by the sudden disaster accidents is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flow chart of an audio/video control method of the present invention;
fig. 2 is a block diagram of an audio/video control system according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution:
an audio and video control method comprises the following steps:
101. the video image data carries out splicing, superposition, roaming, multicasting and graphic synchronization and datamation feedback on the audio and video information audio and video images;
102. feeding back the data after the video image data processing to a data processing main module, and processing the data by the data processing main module;
103. and the image data is processed by the data processing main module and then fed back to the visualization main module to be visually displayed.
The video image processing in the 101 comprises image splicing, image superposition, image roaming and image multicast, wherein the image splicing can be used for splicing and displaying any input source image on a plurality of display screens, and the input source can be switched at any time.
The data processing module in the 102 comprises link processing and acquisition management; all signal sources and display units processed by the link are controlled by the high-definition network node, and the number of audio-video intercommunication between two places is not limited.
An audio and video control system comprises a video image processing, data processing main module and a visualization main module, wherein audio and video information audio and video images are subjected to splicing, superposition, roaming, multicasting and graphic synchronization through the video images and are fed back to the data processing main module in a datamation mode, the audio and video information audio and video images are processed by the data processing main module and then fed back to the visualization main module, and image data are displayed in a visualization mode.
The video image processing comprises image splicing, image superposition, image roaming and image multicast;
the image splicing can be used for splicing and displaying any one input source image on a plurality of display screens, and the input source can be switched at any time;
the image superposition can be used for superposing other images on any display image, one to ten images can be superposed and displayed at most, and the display sequence is the image layer click sequence or the self-defined setting;
the image roaming can realize the display of the image size and any position on any display screen;
the image multicast is that the same display signal can be displayed in different display items and the same display screen by repeated windowing.
The video image processing module also comprises nonstandard output, signal labeling, image synchronization and resolution signals;
wherein the non-standard output distributed output nodes can output display in a non-standard resolution within a range of 3840x 2160;
the signal marking is that characters are used as signal source identification, so that each signal source can be conveniently identified on the spliced screen;
the image synchronization comprises an accurate calibration technology of an ASC automatic splicing technology, the distributed splicing display information can be calibrated and managed uniformly, and the complete synchronization of images among splicing screens is realized without tearing;
in an application scene needing to display super-resolution, the resolution signal generates a virtual super-resolution desktop for a PC and a computer of a workstation with a super-resolution application platform through super-resolution desktop software, then a virtual window image is obtained, and codes are transmitted to a specific area of a large screen or full screen decoding display.
The data processing module comprises link processing and acquisition management;
all signal sources and display units processed by the link are controlled by the high-definition network node, and the number of audio-video intercommunication between two places is not limited. The intercommunication and sharing of audio and video among a command hall, a duty room, a consultation room, a plurality of meeting rooms and a plurality of places of related departments are easy to realize, the problem of information safety is fully considered, a local area network for communicating two places is established by utilizing optical fibers, all signal sources only collect audio and video signals and are not accessed into a special service network, and physical isolation of the network is achieved. All signal sources and display units can be detected at the control end, so that information leakage cannot be caused;
the collection management adopts nodes to collect signals for each signal source, and IPC signals are directly accessed into a distributed platform, so that all signals are accessed through a network, and the system architecture is greatly simplified. All signal sources are subjected to unified management by the system, no matter how complex the system is, the visual terminals presented to the users are preview images corresponding to reality one by one, and the users can directly call the preview images at will.
The data processing module comprises multi-screen interaction and signal access, wherein the multi-screen interaction is realized by controlling system nodes through display units in different types and different rooms, namely, the intercommunication interaction of large screens of the rooms is completed, and all the display units can be uniformly managed. All signal sources can be adjusted to any display unit to complete control of picture splicing, roaming, superposition, arbitrary windowing and the like. Related service data and real-time monitoring information can be randomly called in the event processing decision making process and used as decision making basis for efficient judgment and decision making command;
the system comprises a network segment, a cross switch, a multi-level and multi-region signal access, a high-image quality and a low-bandwidth signal access, supports various conventional formats (including 4K) to be directly accessed to a cloud platform, supports audio, video and control (environment control and KVM) signal full access to the platform, supports signal cloud access, and realizes massive security monitoring seamless connection.
The visual main module comprises the limitations of emergency linkage, service butt joint, comprehensive data display and conference decision-making matrix-free, a splicing processor, an extender and a decoder, the functions of the visual main module are expanded infinitely, any signal is called at any time, a signal source is opened infinitely, multiple pictures are roamed and spliced randomly, a video base map, a picture base map, single-screen or multi-screen splicing display is supported, signals are shared by multiple screens, linked and mirrored, a real-time signal source previews and displays, full visual scheduling is supported, dynamic flow display of a marquee is supported, self-definition of marquee characters, a self-defined plan, one-key switching, timing switching, cloud management, large-screen regional management, multi-user-authority-division synchronous operation, recording and broadcasting management of all signal sources, playback and on-demand, live-broadcast watching, high-division graphic point-to-point dynamic display of GIS and the like, direct butt joint with service data, real-time monitoring data, data graphical display, deep analysis and drilling, multi-platform fusion, multi-terminal interaction, synchronous data monitoring, remote control of service computer real-time operation and remote control of service computer, butt joint of different service platforms, and unified operation management.
The visual main module comprises information release of daily weather, time and operators on duty and system information release in an emergency state, the distributed architecture eliminates the independent operation of each device of a core bottleneck caused by centralized processing of the system, uninterrupted operation for 7x24 hours can be realized, the system scale and the expansion capability are not limited any more, double-control server and double-network redundancy backup are supported, even if one set of network or control server fails, the whole platform can be operated uninterruptedly, mutual zero dependence among devices is realized, double-network double-link is supported, power supply of a power adapter and POE dual power supply is supported, and the device is modularized and convenient to install, expand and maintain. The fault visualization and equipment display equipment name, network address and other information are clear at a glance, and each independent small-sized component can be replaced quickly, so that the fault command platform can be repaired quickly.
The audio and video control system is an emergency management information infrastructure which integrates information such as a plan, a video, a picture, a voice, a geographical position and the like, is based on an information network and is characterized in that all the systems are organically interacted. Through an integrated video monitoring system, a GIS information system, a network communication system and an emergency linkage system, emergency command and scheduling of relevant units of water conservancy, fire fighting, traffic, forestry and the like are integrated in a management system, so that sudden events such as natural disasters, safety production accidents and the like are prevented and responded, and the loss caused by the sudden disaster accidents is reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. An audio and video control method is characterized by comprising the following steps:
101. the video image data carries out splicing, superposition, roaming, multicasting and graphic synchronization and datamation feedback on the audio and video information audio and video images;
102. feeding back the data after the video image data processing to a data processing main module, and processing the data by the data processing main module;
103. and the image data is processed by the data processing main module and then fed back to the visualization main module to be visually displayed.
2. An audio-video control method according to claim 1, characterized in that: the video image processing in the 101 comprises image splicing, image superposition, image roaming and image multicast, wherein the image splicing can be used for splicing and displaying any input source image on a plurality of display screens, and the input source can be switched at any time.
3. An audio-video control method according to claim 1, characterized in that: the data processing module in the 102 comprises link processing and acquisition management; all signal sources and display units processed by the link are controlled by the high-definition network node, and the number of audio-video intercommunication between two places is not limited.
4. The audio-video control system according to any one of claims 1 to 3, comprising a video image processing, data processing main module and a visualization main module, wherein the audio-video information audio-video images are subjected to splicing, superposition, roaming, multicasting and graphic synchronization through the video images and are fed back to the data processing main module in a datamation manner, and are processed by the data processing main module and then fed back to the visualization main module to visually display image data.
5. An audio-visual control system according to claim 1, characterised in that: the video image processing comprises image splicing, image superposition, image roaming and image multicast;
the image splicing can be used for splicing and displaying any one input source image on a plurality of display screens, and the input source can be switched at any time;
the image superposition can be used for superposing other images on any display image, one to ten images can be superposed and displayed at most, and the display sequence is the image layer click sequence or the self-defined setting;
the image roaming can realize the display of the image size and any position on any display screen;
the image multicast is that the same display signal can be displayed in different display items and the same display screen by repeated windowing.
6. An audio-visual control system according to claim 5, characterised in that: the video image processing module also comprises nonstandard output, signal labeling, image synchronization and resolution signals;
wherein the non-standard output distributed output nodes can output display in a non-standard resolution within a range of 3840x 2160;
the signal marking is that characters are used as signal source identification, so that each signal source can be conveniently identified on the spliced screen;
the image synchronization comprises an accurate calibration technology of an ASC automatic splicing technology, the distributed splicing display information can be calibrated and managed uniformly, and the complete synchronization of images among splicing screens is realized without tearing;
in an application scene needing to display super-resolution, the resolution signal generates a virtual super-resolution desktop for a PC and a computer of a workstation with a super-resolution application platform through super-resolution desktop software, then a virtual window image is obtained, and codes are transmitted to a specific area of a large screen or full screen decoding display.
7. An audio-visual control system according to claim 4, characterised in that: the data processing module comprises link processing and acquisition management;
all signal sources and display units processed by the link are controlled by the high-definition network node, and the number of audio-video intercommunication between two places is not limited. The intercommunication and sharing of audio and video among a command hall, a duty room, a consultation room, a plurality of meeting rooms and a plurality of places of related departments are easy to realize, the problem of information safety is fully considered, a local area network for communicating two places is established by utilizing optical fibers, all signal sources only collect audio and video signals and are not accessed into a special service network, and physical isolation of the network is achieved. All signal sources and display units can be detected at the control end, so that information leakage cannot be caused;
the collection management adopts nodes to collect signals for each signal source, and IPC signals are directly accessed into a distributed platform, so that all signals are accessed through a network, and the system architecture is greatly simplified. All signal sources are subjected to unified management by the system, no matter how complex the system is, the visual terminals presented to the users are preview images corresponding to reality one by one, and the users can directly call the preview images at will.
8. The audio-visual control system according to claim 4, wherein: the data processing module comprises multi-screen interaction and signal access, wherein the multi-screen interaction is realized by controlling system nodes through display units in different types and different rooms, namely, the intercommunication interaction of large screens of the rooms is completed, and all the display units can be uniformly managed. All signal sources can be adjusted to any display unit to complete control of picture splicing, roaming, superposition, arbitrary windowing and the like. Related service data and real-time monitoring information can be randomly called in the event processing decision making process and used as decision making basis, and efficient judgment and decision making command are carried out;
the system comprises a network access cross-network segment, a cross-switch, a multi-level multi-region signal access, a high-image quality and a low-bandwidth, and supports various conventional formats such as direct access to a cloud platform, audio, video and control (environmental control, KVM) signal full access to the platform, signal cloud access and massive security monitoring seamless connection.
9. An audio-visual control system according to claim 8 wherein: the visual main module comprises the limitations of emergency linkage, service butt joint, comprehensive data display and conference decision-making matrix-free, a splicing processor, an extender and a decoder, the functions of the visual main module are expanded infinitely, any signal is called at any time, a signal source is opened infinitely, multiple pictures are roamed and spliced randomly, a video base map, a picture base map, single-screen or multi-screen splicing display is supported, signals are shared by multiple screens, linked and mirrored, a real-time signal source previews and displays, full visual scheduling is supported, dynamic flow display of a marquee is supported, self-definition of marquee characters, a self-defined plan, one-key switching, timing switching, cloud management, large-screen regional management, multi-user-authority-division synchronous operation, recording and broadcasting management of all signal sources, playback and on-demand, live-broadcast watching, high-division graphic point-to-point dynamic display of GIS and the like, direct butt joint with service data, real-time monitoring data, data graphical display, deep analysis and drilling, multi-platform fusion, multi-terminal interaction, synchronous data monitoring, remote control of service computer real-time operation and remote control of service computer, butt joint of different service platforms, and unified operation management.
10. An audio-visual control system according to claim 9, characterised in that: the visual main module comprises information release of daily weather, time and operators on duty, system information release in an emergency state, independent operation of core bottleneck equipment caused by centralized processing of a system is eliminated by a distributed architecture, 7x 24-hour uninterrupted operation can be realized, the system scale and expansion capability are not limited any more, double-control server and double-network redundancy backup are supported, even if one set of network or control server fails, the whole platform can be uninterruptedly operated, mutual zero dependence among equipment is realized, double-network double-link is supported, power adapter + POE dual-power supply is supported, equipment modularization is realized, and convenience in installation, expansion and maintenance is realized. The fault visualization and equipment display equipment name, network address and other information are clear at a glance, and each independent small-sized component can be replaced quickly, so that the fault command platform can be repaired quickly.
CN202211189899.7A 2022-09-28 2022-09-28 Audio and video control method and system Pending CN115633135A (en)

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