CN108259857A - A kind of two-way intercommunication integral system of video monitoring public broadcasting and its control method - Google Patents
A kind of two-way intercommunication integral system of video monitoring public broadcasting and its control method Download PDFInfo
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- CN108259857A CN108259857A CN201810315003.2A CN201810315003A CN108259857A CN 108259857 A CN108259857 A CN 108259857A CN 201810315003 A CN201810315003 A CN 201810315003A CN 108259857 A CN108259857 A CN 108259857A
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25816—Management of client data involving client authentication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Computer Graphics (AREA)
- Telephonic Communication Services (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
A kind of two-way intercommunication integral system of video monitoring public broadcasting, including：Device end for receiving the control instruction of system server transmission, and carries out video monitoring, broadcast or intercommunication according to control instruction and operates, acquires video data and/or the first audio data；Subscription client for obtaining the request of data of user or second audio data and being sent to system server, obtains the video data and/or the first audio data of system server forwarding；System server, for sending control instruction to device end, the video data and/or the first audio data of acquisition device end acquisition are simultaneously stored.The present invention provides a kind of two-way intercommunication integral system of video monitoring public broadcasting and its control methods, the function of video monitoring system, public address system, network visible dialogue system is integrated by a hardware device, greatly reduces construction and maintenance cost.
Description
Technical field
The present invention relates to broadcast communication technical field, particularly a kind of two-way intercommunication integration system of video monitoring public broadcasting
System and its control method.
Background technology
In industrial production or daily life, it is often necessary to public address system is used, but only if broadcast system, it is difficult
To meet the speech exchange between Field Force in actual use, intercommunication function can not be realized；And video monitoring is then often used to
Field condition is monitored in real time and industrial production or daily life in be frequently necessary to use function；However it passes
The video monitoring system of system, net broadcast system, visible dialogue system are three sets of individual systems, need with three sets it is different soft
Hardware realizes respective function, not only the learning ability of operating personnel is required high, but also constructs and wiring cost is high, uses
Limited space, operating process is slow, and management and maintenance are very difficult.
Invention content
In order to overcome the disadvantages mentioned above of the prior art, the object of the present invention is to provide a kind of video monitoring public broadcasting is two-way
Intercommunication integral system and its control method, can by video monitoring system, public address system, network by a hardware device
Function depending on intercom system integrates, and control is accurate, easy for installation, using simple, greatly reduce construction and safeguard into
This.
The technical solution adopted by the present invention to solve the technical problems is：A kind of two-way intercommunication one of video monitoring public broadcasting
Body system, including：Device end for receiving the control instruction of system server transmission, and is regarded according to control instruction
Frequency monitoring, broadcast or intercommunication operation, acquire video data and/or the first audio data；Subscription client, for obtaining user's
Request of data or second audio data are simultaneously sent to system server, obtain the video data and/or the of system server forwarding
One audio data；System server for sending control instruction to device end, obtains the video data of device end acquisition
And/or first audio data and stored, and obtains request of data or second audio data that subscription client is sent；
The device end includes video monitoring module, broadcast module and intercommunication module, and the device end passes through local
Net/internet connection system server；
The subscription client includes cell phone application client and pc client；The system server turns including Streaming Media
Send out module, media program module, audio and video memory module, facility registration module and user management module.Wherein, the system clothes
Business device can be set to from Streaming Media forwarding module, media program module, audio and video memory module on different servers, the stream
Respectively independent operating, the entirety for mitigating system server system are transported for media forwarding module, media program module, audio and video memory module
Row pressure runs so as to fulfill entire platform stable.
Preferably, the video monitoring module is included at video acquisition device, video coder and consensus standard
Manage unit；The broadcast module includes audio-frequency power amplifier, cuts signal controller, megaphone and radio receiver by force；
The intercommunication module includes audio collecting device, speech coder, echo cancellation AEC units, voice de-noising ANS units, voice
Enhance AGC unit and audio active noise reduction ANC units.Preferably, the radio receiver is 2.4G radio receivers, is led to
It is good with property.
The two-way intercommunication integral system of a kind of video monitoring public broadcasting provided by the invention has that multi-protocols are multi-platform melts
The advantages of compatible is closed, wherein, the video of the video acquisition device acquisition supports more kinds of resolution ratio of CIF, D1,720P, 1080P,
Support the night vision of starlight grade and wide dynamic, strong Xanthophyll cycle, dim light compensation function, equipment is all clearly discernible in any environment
Front end situation；The video coder supports H.264 coding and H.265 coded format；The broadcast module support MP3,
The voice document of WAV multiple formats, institute's speech encoder support the multiple voices forms such as MP3, G711, AAC, PCM, WAV；Institute
It states audio collecting device and supports 8K-48K sample rates, the file of 32K-768K code checks plays so that broadcast sound quality is more clear.
More specifically, the megaphone is consistent with the setting angle of video acquisition device, realizes video monitoring and wide
Broadcast integration；The audio collecting device is set in the megaphone, and sound is adopted by the audio being mounted in megaphone
Device collection site ambient sound reaches two way audio intercommunication function by echo cancellation AEC units.Wherein, echo cancellation AEC
Unit is Echo Canceller (Acoustic Echo Chancellor), and AEC can eliminate the echo of various delays；Voice de-noising
ANS units have the function of that background noise inhibits (Automatic Noise Suppression), ANS it is detectable go out background in it is solid
Determine the noise of frequency and eliminate background noise, show talker's clearly sound；Speech enhan-cement AGC unit has automatic gain
Compensation function (Automatic Gain Control), AGC can adjust the radio reception amount of microphone automatically, keep certain volume water
It is flat, when avoiding the distance of talker and microphone and changing, sound can suddenly big or suddenly small sound the shortcomings that.
The communications protocol of the device end on the basis of proprietary protocol, also extend Session Initiation Protocol, ONVIF agreements,
GB28181 agreements, face recognition algorithms support international and national standard agreement；Mainstream on the device end also support the market
NVR storage extensions so that the amalgamation of systematic difference range and third party system is broader.
Meanwhile the present invention also provides a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting,
Include the following steps：
S1. device end connection is established, the device end establishes network connection with system server；
S2. subscription client logs in, the user identity of the system server verification subscription client；
S3. device end data are obtained, based on step S1, the system server obtains the video counts of device end acquisition
According to the first audio data and stored；
S4. subscription client request is obtained, based on step S2, the system server obtains the number that subscription client is sent
The control instruction that needs perform is obtained according to request, and according to request of data type；
S5. control instruction is sent, the system server sends control instruction to device end, and the device end receives
Control instruction, and video monitoring, broadcast or intercommunication are carried out according to control instruction and operated.
Preferably, the step S1 includes the following steps：
41) unique corresponding IP address is distributed the device end；
42) after the device end distributes IP address, registration request is actively sent to system server by network interface；
43) the facility registration module receives registration request, and after succeeding in registration, the device end is built with system server
Vertical network connection.
Preferably, the step S2 includes the following steps：
51) username and password of input is sent to user's pipe of system server by the subscription client by network
Manage module；
52) user management module receives username and password, retrieves user information and is verified；If verification into
Work(, the user management module login successfully information to subscription client return；If authentication failed, the subscription client is received
To login prompt again.
Preferably, the device end data include the corresponding IP address of the device end and the device end
Collected video data and the first audio data, the IP address are corresponding with the installation site of the device end；It is described
The device end data that system server is got are stored in the audio and video memory module.
Preferably, the request of data includes video monitoring request, broadcast request and intercommunication request；Each request of data pair
Answer at least one device end；If the system server receives video monitoring request, will be in audio and video memory module
The video data of the relevant device terminal of storage is sent to subscription client, and sends Video surveillance operations to relevant device terminal
Instruction；If the system server receives broadcast request, receive subscription client transmission second audio data, and to
Relevant device terminal sends broadcast operation instruction；If the system server receives intercommunication request, audio and video are stored
First audio data of the relevant device terminal stored in module is sent to subscription client, then receives subscription client and sends
Second audio data, and to relevant device terminal send intercommunication operational order.
The control instruction includes vision operation instruction, broadcast operation instruction and intercommunication operational order.
Preferably, the video monitoring module, broadcast module and intercommunication module handle data by a main control chip, connect
Receive the control instruction that sends over of system server broadcasted, intercommunication, Video surveillance operations, the main control chip connects with equipment
Mouth connection.
Further, it is defeated to include 1 network interface, 2 linear audio delivery outlets, 2 linear audios for the equipment interface
Entrance, high definition video interface, 1 RS-485 interface, 1 TF card slot, 1 USB interface, 2 IO input ports and 3 IO outputs
Mouthful, the equipment interface connects the main control chip by row-needle receptacle J1 with row-needle receptacle J2.
Specifically, the main control chip connects system server, the linear audio delivery outlet connection by network interface
The audio-frequency power amplifier, the linear audio input port connect audio collecting device, and the high definition video interface connection regards
Frequency harvester, the USB interface external connection expanding storage apparatus or WIFI module；The main control chip handles core for DSP
Piece.
The linear audio input port external audio frequency harvester, connects audio collecting device, the device end can
Collected audio data sent back system server, system server can be to audio list that front end sends over after receiving
Solely storage.High definition video interface is for acquiring video, and in of the invention, the highest resolution of video acquisition is 1920*1080
(1080P), video data are also to be back to system server by network to carry out centralised storage.The function of RS-485 interfaces is
User sends and receivees 485 signals to relevant peripheral hardware, so as to achieve the purpose that external control and information exchange.
After TF card slot is inserted into TF card, audio and video and reception system server available for the acquisition of storage device terminal are transmitted across
The audio file come realizes the function that off line broadcast music plays.
USB interface is used to implement the function of storage extension mouth and WIFI module access port.
2 IO inputs are that locally triggering uses user, the system server can be notified to be corresponding behaviour after receiving triggering
Make, 3 IO outputs are to receive the control instruction that the system server sends over to carry out external control.
The subscription client includes cell phone application client and pc client, while opening device end, audio and video number
Pass through the user client of forwarded to request of data to system server, then by system server according to transmission of network can be passed through
End after user sees the audio and video of headend equipment, can carry out to front end intercommunication, propaganda directed to communicate, play the operations such as background music, greatly just
User's operation efficiency so that three systems reasonably combine together.The device end connects power supply.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of two-way intercommunication integral system of video monitoring public broadcasting and its control method, pass through a hardware device
The function of video monitoring system, public address system, network visible dialogue system is integrated, system equipment can be when wide
Equipment is broadcast, talk back equipment is alternatively arranged as and monitoring device uses, it is only necessary to which piece power cord of a cable can be realized broadcast, regard
The three-in-one function of frequency monitoring, video intercom, it is easy to use, it occupies little space, greatly reduces construction and maintenance cost.
Description of the drawings
Fig. 1 is the system structure diagram of the present invention.
Fig. 2 is the control method flow chart of the present invention.
Fig. 3 is the circuit diagram of present device interface.
Specific embodiment
In conjunction with description of the drawings, the present invention is further described with embodiment：
Case study on implementation one：It please refers to Fig.1 and Fig. 2, a kind of two-way intercommunication integral system of video monitoring public broadcasting wraps
It includes：Device end for receiving the control instruction of system server transmission, and carries out video monitoring, broadcast according to control instruction
Or intercommunication operation, acquire video data and/or the first audio data；Subscription client, for obtain the request of data of user or
Second audio data is simultaneously sent to system server, obtains the video data and/or the first audio data of system server forwarding；
System server for sending control instruction to device end, obtains the video data and/or the first audio of device end acquisition
Data are simultaneously stored, and obtain request of data or second audio data that subscription client is sent；
The device end includes video monitoring module, broadcast module and intercommunication module, and the device end passes through local
Net/internet connection system server；
The subscription client includes cell phone application client and pc client；The system server turns including Streaming Media
Send out module, media program module, audio and video memory module, facility registration module and user management module.It is when it is implemented, described
System server can be set to from Streaming Media forwarding module, media program module, audio and video memory module on different servers,
Respectively independent operating, mitigation system server are united for the Streaming Media forwarding module, media program module, audio and video memory module
Overall operation pressure runs so as to fulfill entire platform stable.
The video monitoring module includes video acquisition device, video coder and consensus standard processing unit；
The broadcast module includes audio-frequency power amplifier, cuts signal controller, megaphone and radio receiver by force；The intercommunication
It is mono- that module includes audio collecting device, speech coder, echo cancellation AEC units, voice de-noising ANS units, speech enhan-cement AGC
Member and audio active noise reduction ANC units.
The present invention also provides a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting, including with
Lower step：
S1. device end connection is established, the device end establishes network connection with system server；
S2. subscription client logs in, the user identity of the system server verification subscription client；
S3. device end data are obtained, based on step S1, the system server obtains the video counts of device end acquisition
According to the first audio data and stored；
S4. subscription client request is obtained, based on step S2, the system server obtains the number that subscription client is sent
The control instruction that needs perform is obtained according to request, and according to request of data type；
S5. control instruction is sent, the system server sends control instruction to device end, and the device end receives
Control instruction, and video monitoring, broadcast or intercommunication are carried out according to control instruction and operated.
The step S1 includes the following steps：
41) unique corresponding IP address is distributed the device end；
42) after the device end distributes IP address, registration request is actively sent to system server by network interface；
43) the facility registration module receives registration request, and after succeeding in registration, the device end is built with system server
Vertical network connection.
The step S2 includes the following steps：
51) username and password of input is sent to user's pipe of system server by the subscription client by network
Manage module；
52) user management module receives username and password, retrieves user information and is verified；If verification into
Work(, the user management module login successfully information to subscription client return；If authentication failed, the subscription client is received
To login prompt again.
The device end data include the corresponding IP address of the device end and the device end is collected
Video data and the first audio data, the IP address are corresponding with the installation site of the device end；The system service
The device end data that device is got are stored in the audio and video memory module.
The request of data includes video monitoring request, broadcast request and intercommunication request；Each request of data corresponds at least
One device end；If the system server receives video monitoring request, by what is stored in audio and video memory module
The video data of relevant device terminal is sent to subscription client, and sends Video surveillance operations instruction to relevant device terminal；
If the system server receives broadcast request, the second audio data of subscription client transmission is received, and to corresponding
Device end sends broadcast operation instruction；If the system server receives intercommunication request, by audio and video memory module
First audio data of the relevant device terminal of middle storage is sent to subscription client, then receive that subscription client is sent the
Two audio datas, and send intercommunication operational order to relevant device terminal.
The control instruction includes vision operation instruction, broadcast operation instruction and intercommunication operational order.
Case study on implementation two：The video monitoring module, broadcast module and intercommunication module handle number by a main control chip
According to, receive the control instruction that sends over of system server broadcasted, intercommunication, Video surveillance operations, the main control chip with
Equipment interface connects.
Referring to Fig. 3, further, the equipment interface include 1 network interface, 2 linear audio delivery outlets, 2
Linear audio input port, high definition video interface, 1 RS-485 interface, 1 TF card slot, 1 USB interface, 2 IO input ports and 3
A IO delivery outlets, the equipment interface connect the main control chip by row-needle receptacle J1 with row-needle receptacle J2.
Specifically, the main control chip connects system server, the linear audio delivery outlet connection by network interface
The audio-frequency power amplifier, the linear audio input port connect audio collecting device, and the high definition video interface connection regards
Frequency harvester, the USB interface external connection expanding storage apparatus or WIFI module；The main control chip handles core for DSP
Piece.
The linear audio input port external audio frequency harvester, connects audio collecting device, the device end can
Collected audio data sent back system server, system server can be to audio list that front end sends over after receiving
Solely storage.High definition video interface is for acquiring video, and in of the invention, the highest resolution of video acquisition is 1920*1080
(1080P), video data are also to be back to system server by network to carry out centralised storage.The function of RS-485 interfaces is
User sends and receivees 485 signals to relevant peripheral hardware, so as to achieve the purpose that external control and information exchange.
After TF card slot is inserted into TF card, audio and video and reception system server available for the acquisition of storage device terminal are transmitted across
The audio file come realizes the function that off line broadcast music plays.
USB interface is used to implement the function of storage extension mouth and WIFI module access port.
2 IO inputs are that locally triggering uses user, the system server can be notified to be corresponding behaviour after receiving triggering
Make, 3 IO outputs are to receive the control instruction that the system server sends over to carry out external control.
The subscription client includes cell phone application client and pc client, while opening device end, audio and video number
Pass through the user client of forwarded to request of data to system server, then by system server according to transmission of network can be passed through
End after user sees the audio and video of headend equipment, can carry out to front end intercommunication, propaganda directed to communicate, play the operations such as background music, greatly just
User's operation efficiency so that three systems reasonably combine together.The device end connects power supply.
In the implementation case, the radio receiver is 2.4G radio receivers, and versatility is good.
The major function of the present invention：A kind of two-way intercommunication integral system of video monitoring public broadcasting and its control method,
The function of video monitoring system, public address system, network visible dialogue system is integrated by a hardware device,
It is easy for installation, using simple, greatly reduce construction and maintenance cost.
In conclusion after those of ordinary skill in the art read file of the present invention, according to the technique and scheme of the present invention with
Technical concept makes other various corresponding conversion schemes without creative mental labour, belongs to the model that the present invention is protected
It encloses.
Claims (8)
1. a kind of two-way intercommunication integral system of video monitoring public broadcasting, which is characterized in that including：
Device end for receiving the control instruction of system server transmission, and carries out video prison according to control instruction
Control, broadcast or intercommunication operation, acquire video data and/or the first audio data；
Subscription client for obtaining the request of data of user or second audio data and being sent to system server, obtains system
The video data and/or the first audio data of system server forwarding；
System server, for device end send control instruction, obtain device end acquisition video data and/or
First audio data is simultaneously stored, and obtains request of data or second audio data that subscription client is sent；
The device end includes video monitoring module, broadcast module and intercommunication module；
The subscription client includes cell phone application client and pc client；
The system server includes Streaming Media forwarding module, media program module, audio and video memory module, facility registration module
And user management module.
2. a kind of two-way intercommunication integral system of video monitoring public broadcasting according to claim 1, it is characterised in that：Institute
It states video monitoring module and includes video acquisition device, video coder and consensus standard processing unit；The broadcast mould
Block includes audio-frequency power amplifier, cuts signal controller, megaphone and radio receiver by force；The intercommunication module includes sound
Frequency harvester, speech coder, echo cancellation AEC units, voice de-noising ANS units, speech enhan-cement AGC unit and audio master
Dynamic noise reduction ANC units.
3. a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting according to claim 1 or 2,
It is characterized by comprising the following steps：
S1. device end connection is established, the device end establishes network connection with system server；
S2. subscription client logs in, the user identity of the system server verification subscription client；
S3. device end data are obtained, based on step S1, the system server obtain device end acquisition video data and
First audio data is simultaneously stored；
S4. subscription client request is obtained, based on step S2, the system server obtains the data that subscription client is sent please
It asks, and the control instruction that needs perform is obtained according to request of data type；
S5. control instruction is sent, the system server sends control instruction to device end, and the device end receives control
Instruction, and video monitoring, broadcast or intercommunication are carried out according to control instruction and operated.
4. a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting according to claim 3,
It is characterized in that, the step S1 includes the following steps：
41) unique corresponding IP address is distributed the device end；
42) after the device end distributes IP address, registration request is actively sent to system server by network interface；
43) the facility registration module receives registration request, and after succeeding in registration, the device end establishes net with system server
Network connects.
5. a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting according to claim 3,
It is characterized in that, the step S2 includes the following steps：
51) username and password of input is sent to the user management mould of system server by the subscription client by network
Block；
52) user management module receives username and password, retrieves user information and is verified；If be proved to be successful,
The user management module logins successfully information to subscription client return；If authentication failed, the subscription client receives
Again login prompt.
6. a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting according to claim 4,
It is characterized in that：The device end data include the corresponding IP address of the device end and the device end collects
Video data and the first audio data, the IP address is corresponding with the installation site of the device end；The system clothes
The device end data that business device is got are stored in the audio and video memory module.
7. a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting according to claim 3,
It is characterized in that：The request of data includes video monitoring request, broadcast request and intercommunication request.
8. a kind of control method of the two-way intercommunication integral system of video monitoring public broadcasting according to claim 3,
It is characterized in that：The control instruction includes vision operation instruction, broadcast operation instruction and intercommunication operational order.
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| CN111083407A (en) * | 2019-11-21 | 2020-04-28 | 北京文香信息技术有限公司 | Recording and broadcasting method, device and equipment |
| CN112382110A (en) * | 2020-10-14 | 2021-02-19 | 绍兴博航智能科技有限公司 | Vehicle management system of bay type parking belt |
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| CN115442673A (en) * | 2022-09-02 | 2022-12-06 | 成都市吉祥锐意科技有限公司 | Method and system for realizing bidirectional voice intercom of intelligent camera |
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| CN108881777B (en) * | 2018-07-09 | 2021-07-30 | 广州辉群智能科技有限公司 | Control method and device of broadcasting equipment |
| CN109672844A (en) * | 2018-12-29 | 2019-04-23 | 广州市保伦电子有限公司 | A kind of visual host machine intercommunication method and system |
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| CN111083407A (en) * | 2019-11-21 | 2020-04-28 | 北京文香信息技术有限公司 | Recording and broadcasting method, device and equipment |
| CN112382110A (en) * | 2020-10-14 | 2021-02-19 | 绍兴博航智能科技有限公司 | Vehicle management system of bay type parking belt |
| CN115442673A (en) * | 2022-09-02 | 2022-12-06 | 成都市吉祥锐意科技有限公司 | Method and system for realizing bidirectional voice intercom of intelligent camera |
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