CN110290336A - A kind of HD video multimedia messages superimposer - Google Patents
A kind of HD video multimedia messages superimposer Download PDFInfo
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- CN110290336A CN110290336A CN201910642728.7A CN201910642728A CN110290336A CN 110290336 A CN110290336 A CN 110290336A CN 201910642728 A CN201910642728 A CN 201910642728A CN 110290336 A CN110290336 A CN 110290336A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio 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
- H04N5/265—Mixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
- H04N5/44504—Circuit details of the additional information generator, e.g. details of the character or graphics signal generator, overlay mixing circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention provides a kind of HD video multimedia messages superimposers, including network interface, multimedia messages control interface, coding module, decoder module, laminating module, analog-to-digital conversion module and video acquisition module；The HD video multimedia messages superimposer is equipped with the standard ONVIF agreement encrypted safely；The decoder module is connect with laminating module electric signal, the laminating module is connect with the coding module electric signal, and the multimedia messages control interface is connect with laminating module electric signal, the network interface respectively with decoder module, laminating module, the connection of coding module electric signal；The video acquisition module is connect with analog-to-digital conversion module electric signal；The analog-to-digital conversion module is connect with laminating module electric signal.The beneficial effects of the present invention are: analog video signal and network video signal are realized while accessing, compatible analog video signal, network video signal are superimposed with multimedia messages respectively.
Description
Technical field
The present invention relates to a kind of superimposers, refer in particular to a kind of HD video multimedia messages superimposer.
Background technique
Video Character Superpose device is one kind overlaying character information in video AV signal, is appointed so that being superimposed in television image
The equipment of one character set or figure, for contents such as the time that shows date, device number, sensor information, related datas.
Currently, Video Character Superpose device can be divided into analog video character adder and HD video character adder.Simulation
Video Character Superpose generallys use special chip to handle, and the character adding of network HD video is generallyd use to web camera
OSD superposition order is sent to realize.As network high-definition camera is widely applied and is applied, network high-definition camera is gradually taken
It is also widely used for traditional analog video camera, therefore for the character device of web camera video.
But the method that existing network video character adder uses in the market to web camera mainly by sending out
Send specific order to realize character adding.Since web camera producer, variety protection are more, equipment account number cipher and superposition association
It discusses different and does not open to the outside world, for overlaying character in video, need to analyze each equipment spy by network packet capturing
Property, once the configuration of equipment and agreement are changed, then needs to reanalyse device characteristics and need to modify character adding
The relative program of device can just re-start character adding.This method in the prior art is greatly limited to image in heterogeneous networks
The adaptability and reliability of Video Character Superpose are carried out in machine.
And the storage of character adder and vision signal currently on the market, it is not related, it only completes simple folded
Add movement, while being also not only satisfied with character adding in the market, it is desirable to can support: character, figure, audio, control signal
Deng.Moreover, traditional superimposer can only be that access analog video signal or network video signal, the two cannot connect simultaneously
Enter.And in the actual environment of user, there are many case where analog video signal and network video signal exist simultaneously, such
Just need to use two distinct types of superimposer just the problem of can solve user in environment.
Summary of the invention
The technical problems to be solved by the present invention are: a kind of HD video multimedia messages superimposer is provided, it is same to realize
When access analog video signal and network video signal, compatible analog video signal, network video signal and multimedia messages
Superposition.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of HD video multimedia messages are folded
Add device, including network interface, multimedia messages control interface, coding module, decoder module, laminating module, analog-to-digital conversion module
And video acquisition module；The HD video multimedia messages superimposer is equipped with the standard ONVIF agreement encrypted safely；
The decoder module is connect with laminating module electric signal, and the laminating module and the coding module electric signal connect
It connects, the multimedia messages control interface is connect with laminating module electric signal, and the network interface with decoder module, is superimposed respectively
Module, the connection of coding module electric signal；The video acquisition module is connect with analog-to-digital conversion module electric signal；The analog-to-digital conversion
Module is connect with laminating module electric signal；
Network video input signal with the standard ONVIF agreement encrypted safely enters the solution through the network interface
After code module, lossless video decoding process is carried out, video decoded signal is obtained；The laminating module is by video decoded signal and passes through
The multimedia messages that the multimedia messages control interface is come in are overlapped, and coding module is to the view for being superimposed with multimedia messages
Frequency decoded signal carries out coded treatment, obtains the network video output signal with the standard ONVIF agreement encrypted safely, passes through
Network interface output；
It simulates high-definition video signal and enters analog-to-digital conversion module through video acquisition module, analog-to-digital conversion module will simulate high definition
Vision signal changes into digital high-definition video signal, and laminating module controls digital high-definition video signal with through the multimedia messages
The multimedia messages that interface is come in are overlapped；Coding module encodes the video decoded signal for being superimposed with multimedia messages
Then processing obtains the network video output signal with the standard ONVIF agreement encrypted safely by algorithm process, by net
The output of network interface.
Preferably, the multimedia messages include character information, graphical information, audio-frequency information, control signal.
Preferably, the HD video multimedia messages superimposer further includes HDMI/VGA interface, and the HDMI/VGA connects
Mouth is for accessing display equipment；The HD video multimedia messages superimposer is equipped with operating system, and the operating system is used
In the exploitation of graphical interfaces.
Preferably, the web camera of the network interface access with the standard ONVFI agreement encrypted safely, the net
Network interface as the configuration parameter of input module include: video camera IP, video camera agreement, camera user name, video camera password,
Video camera MAC Address.
Preferably, the network interface includes: video camera code stream, camera user as the configuration parameter of output module
Name, video camera password, video camera coding, superimposer IP address.
Preferably, HD video multimedia messages superimposer further includes SATA interface and storage equipment power supply interface, SATA
Interface is used to store the equipment of addition to store to the multimedia messages video of superposition.
Preferably, the SATA interface further includes video data memory module, searches configuration module, and the video stores mould
Block defines the time according to the storage of multimedia messages receiving time, user for configuring；The lookup configuration module is for when configuring
Between lookup, keyword lookup, ID lookup, video playing, video fast forward, video retroversion, video backup, video capture.
Preferably, multimedia messages symbol control interface is network interface and RS-232 interface, the network interface
Configuration parameter includes: that the configuration parameter of IP address, data port, testing button and network interface includes manual configuration: IP address,
Subnet mask, default gateway, dns server and MAC Address obtain IP address automatically；The configuration parameter of the RS-232 interface
It include: baud rate, data bit, even-odd check, stop position and data flow control, testing button.
Preferably, the net multimedia messages control interface further includes filtering configuration module and alarm configuration module, described
Filtering configuration module is for configuring: customized row, keyword, self defined area；Alarm configuration module is for configuring: keyword,
Special operation, numberical range, short message reception, mail reception, voice broadcast, warning device triggering.
The technical effects of the invention are that: by the network video input signal with the standard ONVIF agreement encrypted safely
After the network interface enters the decoder module, lossless video decoding process is carried out, video decoded signal, superposition mould are obtained
Video decoded signal is overlapped by block with multimedia messages, and coding module encodes vision signal, the video after coding
Signal is exported through network interface；Meanwhile simulating high-definition video signal and entering analog-to-digital conversion module through video acquisition module, modulus turns
Mold changing block will simulate high-definition video signal and change into digital high-definition video signal, and laminating module is by digital high-definition video signal and through institute
The multimedia messages that multimedia messages control interface is come in are stated to be overlapped；Coding module is to the video for being superimposed with multimedia messages
Decoded signal carries out coded treatment, obtains the network video with the standard ONVIF agreement encrypted safely through algorithm process and exports
Signal is exported by network interface；The HD video multimedia messages superimposer has been compatible with analog video signal and net simultaneously
The folded of analog video signal, both signals of network video signal and multimedia messages is supported in the access of network vision signal respectively
Add；What network interface was supported simultaneously can be unified with the network video output signal of the standard ONVIF agreement encrypted safely
Access uses the video camera of the different vendor of the standard agreement；Additive process is the laminating module that is carried by superimposer Lai complete simultaneously
At.
Detailed description of the invention
Specific structure of the invention is described in detail with reference to the accompanying drawing.
Fig. 1 is the HD video multimedia messages superimposer module frame chart of one embodiment of the invention；
Fig. 2 is the HD video multimedia messages superimposer module frame chart of another embodiment of the present invention；
Fig. 3 is the HD video multimedia messages superimposer module frame chart of further embodiment of this invention.
Specific embodiment
In order to describe the technical content, the structural feature, the achieved object and the effect of this invention in detail, below in conjunction with embodiment
And attached drawing is cooperated to be explained in detail.
As shown in Figure 1, a specific embodiment of the invention are as follows: a kind of HD video multimedia messages superimposer 100, including
Network interface 120, multimedia messages control interface 130, coding module 113, decoder module 111, laminating module 112, modulus turn
Change the mold block 140 and video acquisition module 150；The HD video multimedia messages superimposer 100 is equipped with the mark encrypted safely
Quasi- ONVIF agreement；
The decoder module 111 is connect with 112 electric signal of laminating module, the laminating module 112 and the coding module
The connection of 113 electric signals, the multimedia messages control interface 130 are connect with 112 electric signal of laminating module, the network interface
120 respectively with decoder module 111, laminating module 112,113 electric signal of coding module connection；The video acquisition module 150 with
The connection of 140 electric signal of analog-to-digital conversion module；The analog-to-digital conversion module 140 is connect with 112 electric signal of laminating module；
Network video input signal with the standard ONVIF agreement encrypted safely enters institute through the network interface 120
After stating decoder module 111, lossless video decoding process is carried out, video decoded signal is obtained；The laminating module 112 is by video solution
Code signal is overlapped with the multimedia messages 230 come in through the multimedia messages control interface 130, and coding module 113 is right
The video decoded signal for being superimposed with multimedia messages 230 carries out coded treatment, then obtains adding with safety by algorithm process
The network video output signal of close standard ONVIF agreement is exported by network interface 120；
It simulates high-definition video signal and enters analog-to-digital conversion module 140, analog-to-digital conversion module 140 through video acquisition module 150
Simulation high-definition video signal is changed into digital high-definition video signal, laminating module 112 will be described in digital high-definition video signal and warp
The multimedia messages that multimedia messages control interface 130 is come in are overlapped；Coding module 113 is to being superimposed with multimedia messages
Video decoded signal carries out coded treatment, obtains the network video output signal with the standard ONVIF agreement encrypted safely, warp
Cross the output of network interface 120.
Preferably, the multimedia messages 230 include character information, graphical information, audio-frequency information, control signal.It is more
Media information 230 may also pass through network interface 120 and be input in laminating module 112.
In the present embodiment, the HD video multimedia messages superimposer is equipped with the standard ONVIF agreement encrypted safely；Peace
News scholar (ASIX) joint Bosch (BOSCH) and Sony (SONY) company tripartite have set up an international openness type network jointly hand in hand
Video product standard network interface development herald, being named as ONVIF, (OpenNetworkVideo Interface Forum, is opened
Put type network video Interface Forum), and open professional standard is formulated jointly with open, open principle.ONVIF is dedicated to leading to
Global open interface standard is crossed to promote network video in the application in security protection market, this interface standard will ensure that different factories
The network video product of quotient's production has intercommunity.By product provided by ONVIF agreement different vendor, it can pass through one
" language " of a unification is exchanged.Therefore, the HD video multimedia messages superimposer is versatile, not by network shooting
Machine, analog video camera type limitation, can flexibly be superimposed multimedia messages, operate with it is simple and convenient, and have it is at low cost, steady
Calmly reliably, the advantages that safe and secret.
Meanwhile the HD video multimedia messages superimposer can be compatible with all simulation high-definition cameras, thoroughly solve
The problem of simulating HD video compatibility and versatility.Simultaneously overlapping portion be not by traditional chip superposed or single-chip microcontroller,
The form of FPGA is completed, but is completed by the superimposer module that superimposer itself carries, and will be simulated by analog-to-digital conversion module 140
Signal changes into digital signal, is just not only merely overlaying character.The stackable data of superimposer have obtained great expansion,
The data type of superposition may include: character, figure, audio, control signal etc., overlap-add region can carry out according to the demand of user
Customized setting.
Modulus conversion chip branch can hold compatible all simulation high-definition formats, and support 8 mega pixel of highest or 4K are more than
Resolution ratio solves the problems, such as the versatility of different manufacturers, different types of simulation HD video access.
As shown in Fig. 2, in one embodiment, the HD video multimedia messages superimposer further includes HDMI interface
161/VGA interface 162, the HDMI interface 161/VGA interface 162 is for accessing display equipment 240；The more matchmakers of HD video
Body information superposition device is equipped with operating system, and the operating system is used for the exploitation of graphical interfaces.
In the present embodiment, by HDMI interface 161/VGA interface 162, common display equipment can be accessed, is supported any
A kind of video resolution shows that the configuration of each module parameter is exported by HDMI interface 161/VGA interface 162, and HD video is more
The operating system of media information superimposer installation, carries out the exploitation of the graphical interfaces of each module on the basis of operating system.It is described
Decoder module 111, laminating module 112, coding module 113 are integrated on one piece of processor 110, HDMI interface 161/VGA interface
162 are electrically connected with processor 110.
As shown in Fig. 2, in one embodiment, the access of network interface 120 is with the standard ONVFI encrypted safely
The web camera 210 of agreement, the network interface 120 include: video camera IP, video camera as the configuration parameter of input module
Agreement, camera user name, video camera password, video camera MAC Address.Video acquisition module access has analog video camera 220.
Preferably, the network interface 120 includes: video camera code stream, video camera use as the configuration parameter of output module
Name in an account book, video camera password, video camera coding, superimposer IP address.
As shown in figure 3, in one embodiment, HD video multimedia messages superimposer further includes SATA interface 170
With storage equipment power supply interface, SATA interface 170 is used to store the equipment of addition to carry out to the multimedia messages video of superposition
Storage.
Preferably, the SATA interface 170 further includes video data memory module, searches configuration module, and the video is deposited
Storage module defines the time according to the storage of multimedia messages receiving time, user for configuring；The lookup configuration module is for matching
Set time lookup, keyword lookup, ID lookup, video playing, video fast forward, video retroversion, video backup, video capture.
In the present embodiment, superimposer is equipped with SATA and connects 160 mouthfuls, can access hard disk 200, has video store function, when
When user wants to search corresponding video file by character information, the keyword that can be directly inputted in character information is searched, and is led to
This mode of operation is crossed, so that the search efficiency of video is higher.
As shown in figure 3, in one embodiment, the multimedia messages symbol control interface 130 is network interface and RS-
232 interfaces, the configuration parameter of the network interface include: the configuration ginseng of IP address, data port, testing button and network interface
Number includes manual configuration: IP address, subnet mask, default gateway, dns server and MAC Address obtain IP address automatically；Institute
The configuration parameter for stating RS-232 interface includes: baud rate, data bit, even-odd check, stop position and data flow control, and test is pressed
Button.
Preferably, the net multimedia messages control interface 130 further includes filtering configuration module and alarm configuration module, institute
Filtering configuration module is stated for configuring: customized row, keyword, self defined area；Alarm configuration module is for configuring: crucial
Word, special operation, numberical range, short message reception, mail reception, voice broadcast, warning device triggering.
In the present embodiment, multimedia messages symbol control interface 130 increases network interface, for the defeated of multimedia messages
Enter, can not can have to superposition or one by the character information of the setting customized superposition of parameter, some useless character informations
A little sensitive data can also not have to superposition.
In conclusion the technical effects of the invention are that: by the network video with the standard ONVIF agreement encrypted safely
Input signal carries out lossless video decoding process, obtains video after the network interface 120 enters the decoder module 111
Video decoded signal is overlapped by decoded signal, laminating module 112 with multimedia messages, and coding module carries out vision signal
It encodes, the vision signal after coding is exported through network interface；Meanwhile simulate high-definition video signal through video acquisition module 150 into
Enter analog-to-digital conversion module 140, analog-to-digital conversion module 140 changes into digital high-definition video signal for high-definition video signal is simulated, and is superimposed
Module 112 folds digital high-definition video signal with the multimedia messages come in through the multimedia messages control interface 130
Add；Coding module 113 carries out coded treatment to the video decoded signal for being superimposed with multimedia messages, is had through algorithm process
The network video output signal of the standard ONVIF agreement encrypted safely is exported by network interface 120；The more matchmakers of the HD video
Body information superposition device 100 has been compatible with the access of analog video signal and network video signal simultaneously, supports analog video respectively
Both signals of signal, network video signal are superimposed with multimedia messages；What network interface was supported simultaneously is added with safety
The network video output signal of close standard ONVIF agreement can be uniformly accessed into and be taken the photograph using the different vendor of the standard agreement
Camera；Additive process is the laminating module that is carried by superimposer to complete simultaneously.
Herein first, second ... only represents the differentiation of its title, not representing their significance level and position has what
It is different.
Herein, up, down, left, right, before and after only represents its relative position without indicating its absolute position.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. a kind of HD video multimedia messages superimposer, it is characterised in that: connect including network interface, multimedia messages control
Mouth, coding module, decoder module, laminating module, analog-to-digital conversion module and video acquisition module；The HD video multimedia
Information superposition device is equipped with the standard ONVIF agreement encrypted safely；
The decoder module is connect with laminating module electric signal, and the laminating module is connect with the coding module electric signal, institute
Multimedia messages control interface is stated to connect with laminating module electric signal, the network interface respectively with decoder module, laminating module,
The connection of coding module electric signal；The video acquisition module is connect with analog-to-digital conversion module electric signal；The analog-to-digital conversion module
It is connect with laminating module electric signal；
Network video input signal with the standard ONVIF agreement encrypted safely enters the decoding mould through the network interface
After block, lossless video decoding process is carried out, video decoded signal is obtained；The laminating module will be described in video decoded signal and warp
The multimedia messages that multimedia messages control interface is come in are overlapped, and coding module is to the video solution for being superimposed with multimedia messages
Code signal carries out coded treatment, the network video output signal with the standard ONVIF agreement encrypted safely is obtained, by network
Interface output；
It simulates high-definition video signal and enters analog-to-digital conversion module through video acquisition module, analog-to-digital conversion module will simulate HD video
Signal changes into digital high-definition video signal, and laminating module is by digital high-definition video signal and through the multimedia messages control interface
The multimedia messages come in are overlapped；Coding module carries out at coding the video decoded signal for being superimposed with multimedia messages
Then reason obtains the network video output signal with the standard ONVIF agreement encrypted safely by algorithm process, by network
Interface output.
2. HD video multimedia messages superimposer as described in claim 1, it is characterised in that: the multimedia messages include
There are character information, graphical information, audio-frequency information, control signal.
3. HD video multimedia messages superimposer as described in claim 1, it is characterised in that: the HD video multimedia
Information superposition device further includes HDMI/VGA interface, and the HDMI/VGA interface is for accessing display equipment；The HD video is more
Media information superimposer is equipped with operating system, and the operating system is used for the exploitation of graphical interfaces.
4. HD video multimedia messages superimposer as described in claim 1, it is characterised in that: the network interface accesses band
There is the web camera of the standard ONVFI agreement encrypted safely, the network interface includes: as the configuration parameter of input module
Video camera IP, video camera agreement, camera user name, video camera password, video camera MAC Address.
5. HD video multimedia messages superimposer as claimed in claim 4, it is characterised in that: the network interface is as defeated
The configuration parameter of module includes: video camera code stream, camera user name, video camera password, video camera coding, superimposer IP out
Location.
6. HD video multimedia messages superimposer as claimed in claim 3, it is characterised in that: the HD video multimedia
Information superposition device further includes SATA interface and storage equipment power supply interface, and SATA interface is used to store the equipment of addition to superposition
Multimedia messages video stored.
7. HD video multimedia messages superimposer as claimed in claim 6, it is characterised in that: the SATA interface further includes
Video data memory module searches configuration module, and the video storage modules are for configuring according to multimedia messages receiving time
Storage, user define the time；The lookup configuration module is searched for setup time, keyword is searched, ID is searched, video is broadcast
It puts, the retroversion of video fast forward, video, video backup, video capture.
8. HD video multimedia messages superimposer as described in claim 1, it is characterised in that: the multimedia messages symbol control
Interface processed is network interface and RS-232 interface, and the configuration parameter of the network interface includes: IP address, data port, test
The configuration parameter of button and network interface includes manual configuration: IP address, subnet mask, default gateway, dns server and MAC
Address obtains IP address automatically；The configuration parameter of the RS-232 interface includes: baud rate, data bit, even-odd check, stopping
Position and data flow control, testing button.
9. HD video multimedia messages superimposer as claimed in claim 8, it is characterised in that: the net multimedia messages control
Interface processed further includes filtering configuration module and alarm configuration module, and the filtering configuration module is for configuring: customized row, key
Word, self defined area；Alarm configuration module is for configuring: keyword, special operation, numberical range, short message receive, mail connects
It receives, voice broadcast, warning device triggering.
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| CN201910642728.7A CN110290336A (en) | 2019-07-16 | 2019-07-16 | A kind of HD video multimedia messages superimposer |
| PCT/CN2019/099220 WO2021007889A1 (en) | 2019-07-16 | 2019-08-05 | High-definition video multimedia information superimposer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910642728.7A CN110290336A (en) | 2019-07-16 | 2019-07-16 | A kind of HD video multimedia messages superimposer |
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| WO (1) | WO2021007889A1 (en) |
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| CN114071031A (en) * | 2021-11-12 | 2022-02-18 | 天津市英贝特航天科技有限公司 | Multi-channel video overlapping and switching method and device |
| CN114296433A (en) * | 2021-12-29 | 2022-04-08 | 汇鲲化鹏(海南)科技有限公司 | Intelligent multi-network fusion measurement and control system based on visual perception |
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Application publication date: 20190927 |