CN107483866A - A kind of monitoring video equipment and kinescope method - Google Patents
A kind of monitoring video equipment and kinescope method Download PDFInfo
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- CN107483866A CN107483866A CN201710833465.9A CN201710833465A CN107483866A CN 107483866 A CN107483866 A CN 107483866A CN 201710833465 A CN201710833465 A CN 201710833465A CN 107483866 A CN107483866 A CN 107483866A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Abstract
The invention discloses a kind of monitoring video equipment, the equipment includes：Control module, picture recording module and memory module, wherein, control module, include operational order and encrypted instruction for generating control instruction, and control instruction being sent to picture recording module, control instruction；Picture recording module, for carrying out coding video recording to the monitor video signal stream received according to control instruction, the video file of encryption is generated, and video file is sent to the memory module；Memory module, for being stored to video file.The purpose that the security of monitoring video is realized by the present invention and avoids storage medium from losing, while the invention also discloses a kind of kinescope method.
Description
Technical field
The present invention relates to videoing skill field, and video recording equipment and video recording are monitored to monitor video more particularly to a kind of
Method.
Background technology
Existing monitoring video equipment mainly employ DVR (Digital Video Recorder, DVR) and
NVR (Network Video Recorder, network hard disk video recorder).DVR and NVR is recorded using installation hard disk in machine
Picture, concrete principle be, by the coding in software systems programme-control DVR record a video module will be recorded in monitoring image king's hard disk into
Video file decodes, it is necessary to when watching, then by main control chip GPU (Graphics Processing Unit, graphics processor)
Playback video file realizes that the content of monitoring image is shown.
But some defects can still be had by being monitored video recording using above-mentioned DVR and NVR, be mainly reflected in：It is based on
For DVR, NVR DVR by the programme controlled Computer Organization Principles of software systems, the monitoring video file in hard disk can be by people
To delete；Hard disk in DVR, NVR DVR can have what is given away secrets taking human as removal, the original video file of hard disk memory storage
Risk；The method being encrypted in DVR, NVR DVR by software systems program is all software cryptography, it is easy to is broken
Solution, cause the problem of divulging a secret of Video content.
The content of the invention
Above mentioned problem is directed to, the present invention provides a kind of monitoring video equipment and kinescope method, realizes monitoring video
Security and the purpose for avoiding storage medium from losing.
To achieve these goals, according to the first aspect of the invention, there is provided a kind of monitoring video equipment, the equipment bag
Include：Control module, picture recording module and memory module, wherein,
The control module, sent for generating control instruction, and by the control instruction to the picture recording module, it is described
Control instruction includes operational order and encrypted instruction；
The picture recording module, for carrying out coding record to the monitor video signal stream received according to the control instruction
Picture, the video file of encryption is generated, and the video file is sent to the memory module；
The memory module, for being stored to the video file.
Preferably, the equipment also includes input interface and output interface, wherein,
The input interface, for being connected with monitoring video flow device, by the monitor video signal stream received send to
Picture recording module；
The output interface, for being connected with external memory, the video file is sent to external memory.
Preferably, the control module includes：
Operating system submodule, for generating operational order, control the operation and operation of the picture recording module；
AES submodule, for generating encrypted instruction, the video file of picture recording module generation is encrypted.
Preferably, the control module also includes：
Interface submodule, the operation interface interacted for generating user with the monitoring video equipment, and and display device
It is connected, the operation interface is sent to the display device.
Preferably, the control module also includes：
Telecommunication management submodule, the communication protocol of the modules for managing the monitoring video equipment.
Preferably, the picture recording module includes：
Microcontroller submodule, for being controlled to the monitor video signal stream；
Encoding and decoding submodule, for receiving monitor video signal stream, and the operational order sent according to the control module
The monitor video signal stream encryption is recorded a video and generates the first video file；
Submodule is encrypted, for adding according to the encrypted instruction that the control module is sent to first video file
It is close, the video file of encryption is generated, and send to the memory module.
Preferably, the encoding and decoding submodule includes：
Video flowing resolution unit, for carrying out data dissection process to the monitor video signal stream of reception, after obtaining processing
Video flowing；
Video encapsulation unit, for entering row format encapsulation process, the video recording text of generation first to the video flowing after the processing
Part.
Preferably, the control module is SOC System on Chip/SoCs.
Preferably, the memory module is embedded solid-state memory.
According to the second aspect of the invention, there is provided a kind of kinescope method, this method include：
Generation video recording control instruction, wherein, the control instruction includes operational order and encrypted instruction；
The monitor video signal stream received is carried out according to the control instruction to encode video recording and encryption, added
Close video file；
The video file of the encryption is stored using embedded solid-state memory.
Preferably, the generation video recording control instruction includes：
Generate the operational order of monitoring video operation and operation；
Generate the encrypted instruction that video file is encrypted.
Preferably, it is described that the monitor video signal stream received is carried out according to the control instruction to encode video recording and encryption
Processing, the video file encrypted, including：
Monitor video signal stream is received, and coding video recording is carried out to the monitor video signal stream according to operational order, it is raw
Into the first video file；
First video file is encrypted according to the encrypted instruction, generates the video file of encryption.
Preferably, the reception monitor video signal stream, and the monitor video signal stream is carried out according to operational order
Coding video recording, the first video file is generated, including：
Data dissection process, the video flowing after being handled are carried out to the monitor video signal stream of reception；
Enter row format encapsulation process to the video flowing after the processing, generate the first video file.
Compared to prior art, the invention discloses a kind of monitoring video equipment and kinescope method, the monitoring video equipment
Including control module, picture recording module and memory module, because the control module uses SOC System on Chip/SoCs, carried for picture recording module
Encryption and operational order are supplied, the video file for enabling to picture recording module coding generation using this structure is encrypted, and is ensured
Its security, and employ embedded solid-state memory as memory module, memory module can be so embedded into
The loss of storage medium is avoided in monitoring video equipment, ensure that video file is not artificially deleted, and then realize monitoring
The security of video recording and the purpose for avoiding the storage medium of monitoring video equipment from losing.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structural representation for monitoring video equipment that the embodiment of the present invention one provides；
Fig. 2 is the structural representation for the control module that the embodiment of the present invention two provides；
Fig. 3 is the structural representation for the picture recording module that the embodiment of the present invention two provides；
Fig. 4 is a kind of structural representation for monitoring video equipment that the embodiment of the present invention two provides；
Fig. 5 is a kind of structural representation for monitoring video equipment that the embodiment of the present invention three provides；
Fig. 6 is a kind of schematic flow sheet for kinescope method that the embodiment of the present invention four provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Term " first " and " second " in description and claims of this specification and above-mentioned accompanying drawing etc. are to be used for area
Not different objects, rather than for describing specific order.In addition term " comprising " and " having " and their any deformations,
It is intended to cover non-exclusive include.Such as contain the process of series of steps or unit, method, system, product or set
It is standby not to be set in the step of having listed or unit, but the step of may include not list or unit.
Embodiment one
Referring to the structural representation that Fig. 1 is a kind of monitoring video equipment that the embodiment of the present invention one provides, the equipment includes：
Control module 1, picture recording module 2 and memory module 3, wherein,
The control module 1, sent for generating control instruction, and by the control instruction to the picture recording module, institute
Stating control instruction includes operational order and encrypted instruction；
Specifically, the control module employs SOC (Systemon on Chip) system core in embodiments of the present invention
Piece, also referred to as on-chip system, said from narrow sense angle, it is the integrated chip of information system core, is by system core part
Integrate on one chip；Said from broadest scope, SOC is the full content that a mini system is embedded with software in system.
SOC System on Chip/SoCs can be considered as the embedded SOC using a kind of integrated circuit in the present invention, be set for monitoring video
It is standby that Chip Operating System program, human-computer dialogue interaction interface program, safe encipheror be provided, and for each functional module and
Communication connection, power supply and various functions combination between unit provide control system program, are carried with being embodied as monitoring video equipment
For encryption, Embedded real-time oss system program that video file can not be buried in oblivion.
The picture recording module 2, for carrying out coding record to the monitor video signal stream received according to the control instruction
Picture, the video file of encryption is generated, and the video file is sent to the memory module；
Specifically, the picture recording module carries out coding video record processing to monitoring video flow signal, sent according to control module
Control instruction in encryption instruction video file is encrypted in video process is encoded, and by the video recording
Stored after file packing by embedded solid-state memory.
The memory module 3, for being stored to the video file.
It should be noted that memory module in embodiments of the present invention uses embedded solid-state memory, the insertion
Formula solid-state memory uses the storage chip being polymerize by memory grain, have can paster be welded on electricity in monitoring video equipment
The characteristics of equipment is embedded in memory to avoid losing storage medium is formed on the plate of road, for providing video file for monitoring video
Storage.
By technical scheme disclosed in the embodiment of the present invention one, because the control module uses SOC System on Chip/SoCs, for record
As the operational order that module provides encryption and coding is recorded a video, the record of picture recording module coding generation is enabled to using this structure
As file is encrypted, the security of video file is ensure that, and employs embedded solid-state memory as memory module,
Memory module can be so embedded into the loss that storage medium is avoided in monitoring video equipment, ensure that video file not by
Purpose that is artificial to delete, and then realizing the security of monitoring video and avoid storage medium from losing.
Embodiment two
, will be right in the embodiment of the present invention two with reference to the monitoring video equipment described in the embodiment of the present invention one and Fig. 1
The equipment is specifically described, referring to Fig. 4.
The monitoring video equipment also includes：Input interface and output interface, wherein,
The input interface, for being connected with monitoring video flow device, by the monitor video signal stream received send to
Picture recording module；
The output interface, for being connected with external memory, the video file is sent to external memory.
It is understood that the input interface and output interface provide signal input and output end for monitoring video equipment
Mouth circuit.Further, the input interface can be video input interface, that is, be used to provide external prison for monitoring video equipment
Control the data signal input interfacing circuitry of video source；The output interface includes video output interface and USB outputs connect
Mouthful, wherein, video-out port, the output port for providing external connection display equipment for monitoring video equipment connects circuit, USB
Output port, circuit is connected for providing the output port of storage device of circumscribed USB interface for monitoring video equipment, realizing will
The video file stored in embedded solid-state memory is copied in the storage device of circumscribed USB interface.In the embodiment of the present invention
In simply preferable USB interface, naturally it is also possible to be arranged to meet other interface types of external storage equipment being actually needed,
The present invention is without limitation.
In order to meet the multi-functional demand of monitoring video equipment, the monitoring video equipment can also include operational module,
Using control connection circuit connection control device, wherein, control device can be the similar equipment such as control panel or remote control,
Purpose is to provide the operating function of man-machine interaction for monitoring video equipment by control device.Likewise, in order to ensure monitoring record
As the normal operation of equipment, the monitoring video equipment also includes storage supplementary module, that is, is used to provide for monitoring video equipment
To the connection circuit of embedded solid-state memory storage video file.
Referring to Fig. 2, the control module 1 includes：
Operating system submodule 11, for generating operational order, control the operation and operation of the picture recording module；
AES submodule 12, for generating encrypted instruction, the video file of picture recording module generation is added
It is close；
Interface submodule 13, the operation interface interacted for generating user with the monitoring video equipment, and set with display
It is standby to be connected, the operation interface is sent to the display device；
Telecommunication management submodule 14, the communication protocol of the modules for managing the monitoring video equipment.
It is understood that the operating system submodule 11, using a kind of hardware based embedded real-time operation system
System, resource and its program operation of monitoring video equipment are controlled, equally also there is control input output circuit, management file system
Deng the function of basic task；The AES submodule 12, the method for using hardware algorithm to encrypt carry for monitoring video equipment
For the encryption of video file；The interface submodule 13, man-machine interactive interface is provided for monitoring video equipment；It is described
Telecommunication management submodule 14, for logical between managing monitor video equipment modules or the host-host protocol and hardware of unit
Interrogate agreement.
It is right specifically it is to be understood that using the real-time oss system program of SOC System on Chip/SoCs by human-computer interaction interface
Monitoring video equipment carries out system setting；It is defeated in the video of monitoring video equipment using the human-computer interaction interface of SOC System on Chip/SoCs
Video file is shown on the external display device of outgoing interface, and the control device connected by operational module obtains user described
The monitoring video control instruction triggered on human-computer interaction interface；Using the real-time oss system program of SOC System on Chip/SoCs, by defeated
Incoming interface connects monitoring video flow signal；Using the real-time oss system program of SOC System on Chip/SoCs, instruction picture recording module is to monitoring
Video flowing carries out coding video record processing；Using the real-time oss system program of SOC System on Chip/SoCs, the video recording to picture recording module coding
File is encrypted；Using the real-time oss system program of SOC System on Chip/SoCs, to the video file after encryption, by depositing
Store up supplementary module to write in embedded solid-state memory, realize the storage of video file；Utilize the real-time operation of SOC System on Chip/SoCs
System program, by human-computer interaction interface, the video file of embedded solid-state memory storage is retrieved, is embodied as user
Search operaqtion to video file is provided；Using the real-time oss system program of SOC System on Chip/SoCs, by human-computer interaction interface,
The video file of embedded solid-state memory storage is replicated, is specifically, after user is by inputting password, through circumscribed USB
The storage device of interface is replicated to the video file being stored in embedded solid-state memory, and realization is provided the user to record
As the replication management of file operates；Using the real-time oss system program of SOC System on Chip/SoCs, by human-computer interaction interface, to embedding
The video file for entering the storage of formula solid-state memory carries out decoding broadcasting, is specifically, after user is by inputting password, through picture recording module
The video file being stored in embedded solid-state memory is decoded, and decoded video file is shown by external
Show that equipment carries out image display and played, realize the broadcasting management operation provided the user to video file.
Referring to Fig. 3, the picture recording module 2 includes：
Microcontroller submodule 21, for being controlled to the monitor video signal stream；
Encoding and decoding submodule 22, for receiving monitor video signal stream, and the operation sent according to the control module refers to
The monitor video signal stream encryption is recorded a video and generates the first video file by order；
Submodule 23 is encrypted, for being carried out according to the encrypted instruction that the control module is sent to first video file
Encryption, generates the video file of encryption, and the video file of the encryption is sent to the memory module.
Specifically, the encoding and decoding submodule 22 includes：
Video flowing resolution unit 221, for carrying out data dissection process to the monitor video signal stream of reception, handled
Video flowing afterwards；
Video encapsulation unit 222, for entering row format encapsulation process, the video recording of generation first to the video flowing after the processing
File.
It is understood that the picture recording module can be divided into two parts, a part is main control chip, and another part is interior
Chip is deposited, microcontroller submodule, encoding and decoding submodule and the encryption submodule enumerated in the embodiment of the present invention belong to master control core
Piece.The main control chip by perform SOC System on Chip/SoCs built-in type install real-time oss system program, realize Control on Communication,
Video flowing collection, hardware video encoding and decoding and video recording storage, and based on being used for as another memory chip in picture recording module
Control chip and temporary, buffer service is provided.
Further, the microcontroller submodule 21 can be MCU module, and the encoding and decoding submodule 22 can pass through
VHW modules and DSP module, which coordinate, to be realized, the encryption submodule 23 can be DSP module.Specifically, the MCU module, VHW
Module, DSP module are hardware video encoding and decoding processing module, have the Highgrade integration of standard local bus interface embedded
Chip product, for realizing high-res Video coding or decoding.MCU module can be single-chip microcomputer type microcomputer, pass through
The cooperation of memory chip performs the real-time oss system program that SOC System on Chip/SoCs are embedded in and carries out overall control to monitoring video equipment
System, on the one hand can be controlled to monitor video signal stream, on the other hand can also be to the integrated operation of monitoring video equipment
Be controlled or aid in operation, such as, can be realized by MCU module monitoring video facility switching machine, equipment operation manipulation,
Between human-computer dialogue, safety encryption and unit and each middle function combination provides systematicness control.
MCU module can also control the monitor video signal of VHW modules and DSP module to acquisition by operation sequence simultaneously
Stream carries out hardware compression.
VHW modules, which can be considered as, employs a kind of hardware video coding/decoding module, and the monitor video signal of acquisition is flowed into
The hardware compression processing of the reciprocal reduction-type high-res of row；DSP module is usually a kind of multimedia coding-decoder of standard, is made
It is the controller of multimedia system part to realize the management of encoding and decoding and the first video file is encrypted, is realizing
When encoding and decoding manage, specifically include：Video flowing resolution unit 221, for being packaged the letter of form to the video data of reception
Breath carries out data dissection process, and the video data for the receipts that achieve a butt joint carries out the separating treatment of main bit stream and subcode stream；Video encapsulation
Unit 222, for entering row format encapsulation process to the video data after coding and exporting, realize and record monitor video into video recording
File carries out video recording storage.
Below will be (i.e. embedded to control module (i.e. SOC System on Chip/SoCs), picture recording module (i.e. main control chip) and memory module
Formula solid-state memory) between matching relationship and connecting each other illustrate.The picture recording module includes：Microcontroller submodule 21
Can be MCU module, encoding and decoding submodule 22 can be VHW modules and DSP module coordinates completion, and encryption submodule can be
DSP module；The monitoring module includes：Operating system submodule, AES submodule, interface submodule, telecommunication management
Module.The cooperation between each submodule illustrates below.
The journey for the interface submodule that the MCU module includes under the cooperation of memory chip, for performing SOC System on Chip/SoCs
Sequence, the telecommunication management submodule program included by SOC System on Chip/SoCs for the video-out port of input and output interface with outside
If display device establish output data bus and write to each other, realize and show human-computer interaction interface on external display device,
The telecommunication management submodule program included by SOC System on Chip/SoCs is that operational module leads to control device management input controlling bus
Letter contact, to realize that the equipment of man-machine interactive manipulates；
The MCU module performs the telecommunication management submodule journey that SOC System on Chip/SoCs include under the cooperation of memory chip
Sequence, establish input data bus for the video input end interface of input/output interface with external monitor video source and write to each other,
To realize the input of monitoring video flow signal；
The MCU module performs the telecommunication management submodule journey that SOC System on Chip/SoCs include under the cooperation of memory chip
Sequence, establish output data bus with embedded solid-state memory for storage supplementary module and write to each other, to realize video signal
Output；
Operating system submodule program is performed under the assistance of memory chip using MCU module, on human-computer interaction interface
The control device connected by operational module obtains the secrecy monitoring video control instruction that user sets out；
Operating system submodule program is performed under the assistance of memory chip using MCU module, indicates telecommunication management submodule
Block is communicated with the video input port of input interface, realizes and monitoring video flow signalling channel is controlled；
Video input port using telecommunication management submodule control input output interface passes through external inspecting vision signal
Source is communicated with DSP module, is realized and is received the video stream signal that monitor video source is sent；
Operating system submodule program is performed under the assistance of memory chip using MUC modules, instruction VHW modules are to DSP
The monitoring video flow that module is gathered by video flowing resolution unit carries out coding video record processing；
Operating system submodule program is performed under the assistance of memory chip using MCU module, indicates AES submodule
Video data after block encryption, write by storing supplementary module in embedded solid-state memory, realize the storage of video file；
Operating system submodule program is performed under the assistance of memory chip using MCU module, is carried by interface submodule
The human-computer interaction interface of confession, the video file of embedded solid-state memory storage is operated, including search operaqtion, duplication behaviour
Work or play operation etc., the management selection provided the user to video file is realized, simultaneously as carrying out adding for video file
It is close, after user need to be by the default password of AES submodule, corresponding management selection could be carried out to video file.Specifically
, when user selection be copy function when, be to be set by the storage of the external USB interface of the USB output port of output interface
The standby video file to being stored in embedded solid-state memory replicates.Equally, it is to pass through when user selects playing function
VHW modules are decoded to the video file being stored in embedded solid-state memory, and decoded signal is passed through into monitoring video
The external display device of video-out port of the equipment through input/output interface carries out what image display played.
In summary, user can realize following functions by operating the monitoring video equipment of the present invention：
In a first aspect, man-machine interactive operation function.Now, monitoring video equipment also includes operational module, and user can be
Shown on the external display device of the monitoring video equipment on the human-computer interaction interface provided by SOC System on Chip/SoCs by manipulating mould
The control device of block connection carries out man-machine interaction manipulation function, and now, monitoring video equipment is used for external connection display equipment, is man-machine
The function of interaction manipulation monitoring video equipment builds hardware environment；SOC System on Chip/SoCs, for providing human-computer interaction interface external
Display device on shown, to provide the manipulation window of man-machine interaction；Operational module, for connecting control device, with logical
Cross human-computer interaction interface and man-machine interactive manipulation is carried out to monitoring video equipment.
Second aspect, store function of recording a video.The people that user can show on the external display device of monitoring video equipment
Recording function is operated on machine interactive interface, is carried out by the picture recording module video stream data constantly incoming to monitoring video flow signal
Coding, and coded data is passed to embedded solid-state memory after SOC System on Chip/SoCs are encrypted and entered as video file
Row storage, now, picture recording module, the man-machine interaction shown for responding user by the external display device of monitoring video equipment
The monitoring video operation triggered on interface, encodes to the monitor video signal stream, forms video file；SOC system cores
Piece, for being passed to embedded solid-state memory after the video file of coding is encrypted；Embedded solid-state memory, is used for
Store the video file of the encryption.
The third aspect, file management facilities.User can operate on the man-machine dialog interface that monitoring video equipment is shown
Video file management function.The video file being stored in embedded solid-state memory needs the insertion by SOC System on Chip/SoCs
Formula real time operating system provides the user the management selection of video file, such as the inspection of video file is realized by inputting password
Rope, duplication and the broadcasting that video file is carried out by picture recording module, now, embedded solid-state memory leads to for responding user
The video file read operation of SOC System on Chip/SoCs instruction is crossed, the video file of storage is exported；SOC System on Chip/SoCs, are used for
The administrator password of user is provided, responded accordingly according to management selection of the user to video file；Picture recording module, for root
Video file is decoded according to the play instruction after user's deciphering mandate of the offer of SOC System on Chip/SoCs, to realize video file
Play.
Technical scheme disclosed according to embodiments of the present invention two, using the monitoring video equipment with secrecy ability to monitoring
Video signal flow carries out coding video recording, i.e., by SOC System on Chip/SoCs for picture recording module provide it is encrypting safely, video recording can not be buried in oblivion
Video file after coded treatment, is also transferred in embedded solid-state memory by the embedded real-time operating system program of file
Carry out machine memory storage, to avoid losing storage medium, realize the process of scrambling coding video recording and storage.It can be seen that by embedded
Security, the method for machine built-in type solid-state storage of real time operating system assist monitoring video equipment to carry out monitoring video flow
Coding record a video simultaneously store, improve the confidentiality of video file, protect the safety of video file, solve video file bury in oblivion,
The problem of storage medium is lost, realize it is encrypting safely, can not bury in oblivion video file, avoid losing storage medium feature
The ability of secrecy monitoring video device, it disclosure satisfy that user is more and more to monitoring video confidentiality, security etc., quality is more next
Higher demand.
Embodiment three
Referring to Fig. 5, a kind of concrete composition pattern of monitoring video equipment will be provided in the embodiment of the present invention three, in the reality
The encryption of the monitoring video equipment can be realized by specific module and chip and avoid storage medium by applying to describe in example
Loss whole embodiment.
The monitoring video equipment includes mainboard 10, and embedded solid-state memory 11, SOC System on Chip/SoCs 12, encoding and decoding
Main control module 13, input/output module 14, manipulation unit 15, memory module 16.
Using paster and plug-in unit mode by embedded solid-state memory 11, SOC System on Chip/SoCs 12, encoding and decoding main control module
13rd, input/output module 14, operational module 15 and memory module 16, which are welded in the PCB of mainboard 10, constitutes monitoring record
As the physical arrangement of equipment.
Also, in addition to above-mentioned main modular and part, the monitoring video equipment can also carry out external other portions
Part or equipment, are embodied in：
It is external to using monitoring video equipment in monitoring video flow signal source, that is, passes through the input/output module on mainboard 10
14 socket is plugged into outside monitor video signal source；
It is external to using monitoring video equipment on display device, can specifically passes through the input/output module 14 on mainboard 10
Socket be plugged into external display device；
, can be by storage and embedded solid-state memory 11 using the storage device of monitoring video equipment circumscribed USB interface
In monitoring video file according to user need transcribe duplication exported, that is, pass through the input/output module 14 on mainboard 10
Socket is plugged into the outside storage device with USB interface.
The operation principle of the modules to the monitoring video equipment and part and composition are situated between in detail separately below
Continue.
Wherein, mainboard 10, for carrying or installing embedded solid-state memory 13, SOC System on Chip/SoCs 12, encoding and decoding master
Module 11, input/output module 14, manipulation unit 15, memory module 16 are controlled, also with power supply power supply and auxiliary circuit unit, and
The connection of supply access and the signal transmission of unit and module is provided.
Embedded solid-state memory 11, using a kind of storage chip being polymerize by memory grain, having being capable of paster welding
The characteristics of being embedded in use in equipment is being formed on monitoring video circuitry plate, video file is provided for monitoring video equipment
Storage.It is understood that the video file that the amount of capacity of the embedded solid-state memory 11 needs to store according to user
Quantity and storage time limit carry out flexible configuration, do not limit the embedded solid-state storage in embodiments of the present invention
The amount of capacity of device 11.
SOC System on Chip/SoCs 12, using a kind of Embedded SoC of integrated circuit, provided for monitoring video equipment on piece
Operating system program, human-computer dialogue interaction interface program, safe encipheror, and it is defeated for encoding and decoding main control module 13, input
Go out module 14, manipulation unit 15 combined with the communication connection, power supply and various functions of mainboard 10 offer control system program, with
It is embodied as monitoring video equipment and Embedded real-time oss system program encrypting safely, can not burying in oblivion video file is provided.
Specifically, contain UI interface modules 121, operating system module 122, Control on Communication in the SOC System on Chip/SoCs 12
Module 123 and enciphering algorithm module 124；
UI interface modules 121, for providing man-machine interactive interface for monitoring video equipment；
Operating system module 122, using a kind of hardware based embedded real-time operating system, control monitoring video equipment
Resource, director demon operation, there is provided overall system resource management, and provide the user the system software at interactive operation interface
The basic task such as management, control input output circuit, management file system；
Communication control module 123, for the communication between the host-host protocol and hardware of managing monitor video equipment each unit
Agreement；
Enciphering algorithm module 124, the method for using hardware to encrypt provide monitoring video file for monitoring video equipment
The encryption of management.
Encoding and decoding main control module 13, for carrying out the Core Feature of decoding broadcasting, coding video recording to monitoring video flow signal.
To realize above-mentioned function, contain memory chip 131 and main control chip 132 in the encoding and decoding main control module 13.Main control chip 132
By the real-time oss system program for the installation by adhering for performing SOC System on Chip/SoCs 12, realize Control on Communication, video flowing collection,
Hardware video encoding and decoding, video recording storage, form the coding and decoding video hardware module for core with main control chip 132, as monitoring
The core functions of video recording equipment.
Specifically, memory chip 131, for providing temporary, buffer service for main control chip 132；
Main control chip 132, including：VHW modules 1321, MCU module 1322 and DSP module 1223, i.e. main control chip 132 are
A kind of vision hardware module, there is the Highgrade integration embedded chip product of standard local bus interface, for realizing high solution
Analysis degree coding and decoding video.
Specifically, VHW modules 1321, using a kind of hardware video coding/decoding module, are carried out mutually to the video data of acquisition
The hardware compression of inverse reduction-type high-res；
MCU module 1322, is monolithic type microcomputer, the operating system included by performing SOC System on Chip/SoCs 12
The programme-control DSP module 1223 and VHW modules 1221 that module 122 provides carry out hardware to the monitor video data of acquisition and compile solution
Code；
DSP module 1323, for the controller as multimedia system part to realize the management to coding and decoding video, have
Body includes：
Video flowing acquisition protocols module 13231, the information for being packaged form to the video data of reception enters line number
According to dissection process, the video data for the receipts that achieve a butt joint carries out the separating treatment of main bit stream and subcode stream；
Video encapsulation output module 13232, it is real for entering row format encapsulation process to the video data after coding and exporting
Now monitor video is recorded into video file and carries out video recording storage.
Input/output module 14 includes：Video input port 141, video-out port 142 and USB output port 143.
For the ease of the specific presentation to the monitoring video functions of the equipments in the present embodiment, now by 12 encoding and decoding main control modules
13 realize that the concrete operating principle of the allomeric function of the monitoring video equipment is introduced under the control of SOC System on Chip/SoCs 12.
Encoding and decoding kernel of the main control chip 132 as monitoring video equipment, by performing the built-in type of SOC System on Chip/SoCs 12
The real-time oss system program of installation, hardware compression is carried out to the monitor video flow data of reception, particular by master control core
The VHW modules 1321 that piece 132 includes perform the real-time of the built-in type of SOC System on Chip/SoCs 3 installation under the cooperation of DSP module 1323
Operating system program, the VHW modules 1321 are controlled to carry out hardware compression.Below to encoding and decoding main control unit 13 and SOC systems
The function that all modules of system chip 12 are realized is introduced：
UI circle that the MCU module 1322 includes under the cooperation of memory chip 131, for performing SOC System on Chip/SoCs 12
The program of face mould block 121, the program of communication control module 123 included by SOC System on Chip/SoCs 12 are input/output module 14
Video-out port 142 is established output data bus with external display device and write to each other, and realizes in external display device
Upper display human-computer interaction interface, the program of communication control module 123 included by SOC System on Chip/SoCs 12 are manipulation unit 15 and control
Control equipment is established input controlling bus and write to each other, to realize that the equipment of man-machine interactive manipulates；
The communication that the MCU module 1322 includes under the cooperation of memory chip 131, for performing SOC System on Chip/SoCs 12
The program of control module 123, established for the video input port 141 for input/output module 14 with external monitor video source defeated
Enter data bus communication contact, to realize the input of monitoring video flow signal；
The communication that the MCU module 1322 includes under the cooperation of memory chip 131, for performing SOC System on Chip/SoCs 12
The program of control module 123, write to each other for establishing output data bus with embedded solid-state memory 11 for memory module 16,
To realize the output of video signal；
Using the MCU module 1322 in main control chip 132 operating system module is performed under the assistance of memory chip 131
122 programs, the control device connected on human-computer interaction interface by manipulating unit 15 obtain the secrecy that user triggers and monitor record
As control instruction；
Using the MCU module 1322 in main control chip 132 operating system module is performed under the assistance of memory chip 131
122 programs, command communication control module 123 are communicated with the video input port 141 of input/output module 14, are realized to prison
Control the control of video stream signal passage；
Regarded using the video input port 141 of the control input output module 14 of communication control module 123 by external inspecting
Frequency stream signal source is communicated with DSP module 1323, is realized and is received the video stream signal that monitor video source is sent；
Using the MCU module 1322 in main control chip 132 operating system module is performed under the assistance of memory chip 131
122 programs, the monitor video that instruction VHW modules 1321 are gathered to DSP module 1323 by video flowing acquisition protocols module 13231
Stream carries out coding video record processing；
Using the MCU module 1322 in main control chip 132 operating system module is performed under the assistance of memory chip 131
122 programs, the Video data that instruction enciphering algorithm module 124 encodes to VHW modules 1321 are encrypted；
Using the MCU module 1322 in main control chip 132 operating system module is performed under the assistance of memory chip 131
122 programs, instruction VHW modules 1321 are encoded the Video data after enciphering algorithm module 124 is encrypted, and pass through memory module
In the 16 embedded solid-state memories 11 of write-in, the storage of video file is realized；
Using the MCU module 1322 in main control chip 132 operating system module is performed under the assistance of memory chip 131
122 programs, the human-computer interaction interface provided by UI interface modules 121, to the video recording text of embedded solid-state memory 11 storage
Part, which carries out operation, can include search operaqtion or replicate operation or play operation, and realization is provided the user to video file
Management selection, it is specifically, after user is by inputting 1244 default password of enciphering algorithm module, user could enter to video file
Row management selection；
Wherein, the copy function of user's selection, is connect by the circumscribed USB of USB output port 143 of input/output module 14
What the storage device of mouth was replicated to the video file being stored in embedded solid-state memory 11；
The copy function of user's selection, is by record of the VHW modules 1321 to being stored in embedded solid-state memory 11
As file is decoded, and decoded signal is passed through into video-out port 142 of the monitoring video equipment through input/output module 14
External display device carries out what image display played.
Technical scheme disclosed according to embodiments of the present invention three, by mainboard by embedded solid-state memory, SOC system cores
Piece, encoding and decoding main control module, input/output module, manipulation unit and memory module carry out being integrated to form monitoring video equipment,
And man-machine interactive operation function is realized by the mutual cooperation of above-mentioned modules, i.e. user can be outside monitoring video equipment
The control connected on the human-computer interaction interface provided by SOC System on Chip/SoCs shown on the display device connect by manipulating unit is set
It is standby to carry out man-machine interaction manipulation function；Video recording store function, i.e. user can be on the external display device of monitoring video equipment
Recording function is operated on the human-computer interaction interface of display, constantly incoming to monitoring video flow signal by encoding and decoding main control unit
Video stream data is encoded, and coded data is passed into embedded solid-state memory after SOC System on Chip/SoCs are encrypted
Stored as video file；Video file management function, i.e. user can be in the human-computer dialogues that monitoring video equipment is shown
Video file management function is operated on interface.As can be seen here, recording monitor equipment provided by the invention, meets current user's
Demand.
Example IV
It is corresponding with the monitoring video equipment disclosed in the embodiment of the present invention one and embodiment two, embodiments of the invention four
A kind of kinescope method is additionally provided, referring to Fig. 6, this method includes：
S11, generation video recording control instruction, wherein, the control instruction includes operational order and encrypted instruction；
S12, according to the control instruction monitor video signal stream received is carried out encoding video recording and encryption, obtained
To the video file of encryption；
S13, using embedded solid-state memory the video file of the encryption is stored.
Accordingly, the generation video recording control instruction includes：
Generate the operational order of monitoring video operation and operation；
Generate the encrypted instruction that video file is encrypted.
It is corresponding, it is described that the monitor video signal stream received is carried out according to the control instruction to encode video recording and encryption
Processing, the video file encrypted, including：
Monitor video signal stream is received, and coding video recording is carried out to the monitor video signal stream according to operational order, it is raw
Into the first video file；
First video file is encrypted according to the encrypted instruction, generates the video file of encryption.
Specifically, the reception monitor video signal stream, and the monitor video signal stream is carried out according to operational order
Coding video recording, the first video file is generated, including：
Data dissection process, the video flowing after being handled are carried out to the monitor video signal stream of reception；
Enter row format encapsulation process to the video flowing after the processing, generate the first video file.
In embodiments of the invention four, video file is encrypted and can not people because the control instruction of generation has
For the operation instruction of deletion so that the video file of generation has security and is not easy the characteristic artificially deleted, and right
When video file is stored, store it in Embedded memory and avoid the loss of storage medium, and then realize
The security of monitoring video and the purpose for avoiding storage medium from losing.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (13)
1. a kind of monitoring video equipment, it is characterised in that the equipment includes：Control module, picture recording module and memory module, its
In,
The control module, sent for generating control instruction, and by the control instruction to the picture recording module, the control
Instruction includes operational order and encrypted instruction；
The picture recording module, it is raw for carrying out coding video recording to the monitor video signal stream received according to the control instruction
Sent into the video file of encryption, and by the video file to the memory module；
The memory module, for being stored to the video file.
2. equipment according to claim 1, it is characterised in that the equipment also includes input interface and output interface, its
In,
The input interface, for being connected with monitoring video flow device, the monitor video signal stream received is sent to video recording
Module；
The output interface, for being connected with external memory, the video file is sent to external memory.
3. equipment according to claim 1, it is characterised in that the control module includes：
Operating system submodule, for generating operational order, control the operation and operation of the picture recording module；
AES submodule, for generating encrypted instruction, the video file of picture recording module generation is encrypted.
4. equipment according to claim 3, it is characterised in that the control module also includes：
Interface submodule, the operation interface interacted for generating user with the monitoring video equipment, and be connected with display device,
The operation interface is sent to the display device.
5. equipment according to claim 3, it is characterised in that the control module also includes：
Telecommunication management submodule, the communication protocol of the modules for managing the monitoring video equipment.
6. equipment according to claim 1, it is characterised in that the picture recording module includes：
Microcontroller submodule, for being controlled to the monitor video signal stream；
Encoding and decoding submodule, for receiving monitor video signal stream, and according to the operational order that the control module is sent by institute
State monitor video signal stream encryption video recording the first video file of generation；
Submodule is encrypted, for first video file to be encrypted according to the encrypted instruction that the control module is sent,
The video file of encryption is generated, and the video file of the encryption is sent to the memory module.
7. equipment according to claim 6, it is characterised in that the encoding and decoding submodule includes：
Video flowing resolution unit, for carrying out data dissection process, regarding after being handled to the monitor video signal stream of reception
Frequency flows；
Video encapsulation unit, for entering row format encapsulation process to the video flowing after the processing, generate the first video file.
8. equipment according to claim 1, it is characterised in that the control module is SOC System on Chip/SoCs.
9. equipment according to claim 1, it is characterised in that the memory module is embedded solid-state memory.
10. a kind of kinescope method, it is characterised in that methods described includes：
Generation video recording control instruction, wherein, the control instruction includes operational order and encrypted instruction；
The monitor video signal stream received is carried out according to the control instruction to encode video recording and encryption, encrypted
Video file；
The video file of the encryption is stored using embedded solid-state memory.
11. according to the method for claim 10, it is characterised in that the generation video recording control instruction includes：
Generate the operational order of monitoring video operation and operation；
Generate the encrypted instruction that video file is encrypted.
12. according to the method for claim 10, it is characterised in that described according to monitoring of the control instruction to receiving
Video signal flow encode video recording and encryption, the video file encrypted, including：
Monitor video signal stream is received, and coding video recording is carried out to the monitor video signal stream according to operational order, generation the
One video file；
First video file is encrypted according to the encrypted instruction, generates the video file of encryption.
13. according to the method for claim 12, it is characterised in that the reception monitor video signal stream, and according to operation
Instruction carries out coding video recording to the monitor video signal stream, generates the first video file, including：
Data dissection process, the video flowing after being handled are carried out to the monitor video signal stream of reception；
Enter row format encapsulation process to the video flowing after the processing, generate the first video file.
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