CN106027849B - High in the clouds high-definition image processing platform - Google Patents
High in the clouds high-definition image processing platform Download PDFInfo
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- CN106027849B CN106027849B CN201610475590.2A CN201610475590A CN106027849B CN 106027849 B CN106027849 B CN 106027849B CN 201610475590 A CN201610475590 A CN 201610475590A CN 106027849 B CN106027849 B CN 106027849B
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Abstract
The present invention relates to a kind of high in the clouds high-definition image processing platform, including high-definition camera and high in the clouds image processing equipment, high-definition camera is used to gather high-definition image, and high in the clouds image processing equipment is connected with high-definition camera, for carrying out image procossing to high-definition image.By means of the invention it is possible to improve the treatment effeciency of high-definition image.
Description
Technical field
The present invention relates to cloud process field, more particularly to a kind of high in the clouds high-definition image processing platform.
Background technology
Cloud computing is another great change after the 1980's mainframe computer to the big change of client-server.
Cloud computing (Cloud Computing) is Distributed Calculation (Distributed Computing), parallel computation (Parallel
Computing), effectiveness calculates (Utility Computing), [5] network storage (Network Storage
Technologies (Virtualization), load balancing (Load Balance), hot-standby redundancy (High), are virtualized
Available) traditional computer and the product of network technical development fusion such as.Currently, cloud computing steps into each application neck
Domain.
According to the record of Motion Picture Association of America, movie piracy causes film industry to lose up to 6,000,000,000 dollars every year.Film
Piracy has far-reaching influence to whole economic sectors, so that he is identified a kind of crime in each country
Behavior.And a kind of main source of pirated film is exactly that shooting is taken on the sly, that is, set in cinema or projection room by movement
The standby film that carries out is taken on the sly.Although BBC reports that most of movie piracy may be from industry internal staff and be supplied to movie critic
Advance film duplicates, but it is still an important sources of online pirate sale that shooting, which is taken on the sly,.In nearest decades, interconnection
Guipure is wide and the development of point-to-point protocol all promotes the further circulation of pirated film.
In order to detect the uncommitted digital multimedia video illegally propagated, digital watermark by universal research and is answered
With extensive.In Making Movies or film ejection stage, implantation can be taken to make one eye in film and can't see " pattern " information
Method.If these films are taken on the sly record by video camera, collection of illustrative plates of this insertion can be extracted and identify piracy
Source.
Some industry leaders are in order to identify and tracing pirate film, it is proposed that by Coded Anti-Piracy (CAP) method,
I.e. toward increasing watermark in film.First Coded Anti-Piracy is designed by Kodak, subsequent Deluxe Laboratories couple
It is improved.Philips it is also proposed the mark for being named as a CineFence system in 2006.However, digital watermark is only
It is a kind of passive measure, he can not eliminate and prevent shooting from taking on the sly.On the other hand, camera perturbation technique is intended to by seriously breaking
Bad film visual quality is taken on the sly to eliminate shooting, while these interference signals is not interfered with the spectators of movie theatre.
Early stage, substantial amounts of camera interference method mainly make use of the principle of imaging sensor response infrared ray.Moved to disturb
Move video camera and light is generated in the picture of shooting, infrared emitter is mounted in the cinema.Except those transmitters
Etc. extra cost and regular job expense, this scheme can be by enclosing appropriate filter on camera lens.It is but this
Mode is easy to be avoided because of the selection of the person of taking on the sly.
Therefore it is right, it is necessary to which a kind of detection technique of new live anti-pirates shoot, can carry out electronic analysis to auditorium image
Live performance environment carries out electronic analysis, and carries out the person of taking on the sly based on two kinds of analysis results and judge, in addition, also based on the person of taking on the sly
Positional information is reminded the person of taking on the sly, so as to realize that the oriented detection of the live person of taking on the sly of performance and orientation alert.
The content of the invention
In order to solve the above problems, the invention provides a kind of high in the clouds high-definition image processing platform, spectators are set at the scene
Seat image capture device completes the extraction to auditorium image, introduces various image processing equipments and image analysis equipment judges to see
Whether there is the suspicious person of taking on the sly in many seat images, in the case where the suspicious person of taking on the sly be present, extracting the suspicious person of taking on the sly
The numbering at place seat, then also ambient parameter or current performance content are detected in real time at the scene, with according to suspicious
The information and Site Detection result of the person of taking on the sly determine the really person of taking on the sly, it is even more important that establish it is a set of can be according to taking on the sly
Person position is oriented the mechanism of prompting, so as to completely automatically realize electronic type detection and warning to the person of taking on the sly.
According to an aspect of the present invention, there is provided a kind of high in the clouds high-definition image processing platform, the platform are taken the photograph including high definition
As head and high in the clouds image processing equipment, high-definition camera is used to gather high-definition image, high in the clouds image processing equipment and high-definition camera
Head connection, for carrying out image procossing to high-definition image.
More specifically, in the high in the clouds high-definition image processing platform, including：High in the clouds command channel management equipment, is located at
High in the clouds, for carrying out channel management to high in the clouds order；N number of high in the clouds storage device, positioned at high in the clouds, it is connected with data splitting equipment,
For storing N number of image block respectively；Cloud service central apparatus, positioned at high in the clouds, it is connected, is used for N number of high in the clouds storage device
N number of image block is concentrated, and N number of image block is distributed to M high in the clouds application apparatus, M is the natural number more than 1 and M is less than
Equal to N；M high in the clouds application apparatus, positioned at high in the clouds, be connected with cloud service central apparatus, for receive be assigned to, one with
On image block, each high in the clouds application apparatus includes：The sub- equipment of gray processing processing, including channel parameters extraction unit plus
Weight storage unit and gray value computing unit, channel parameters extraction unit are used to receive each image block, extract figure
As R passages pixel value, G passages pixel value and the channel B pixel value of each pixel in piecemeal, weighted value memory cell is used for
R channel weightings value, G channel weightings value and channel B weighted value are prestored, gray value computing unit carries with channel parameters respectively
Take unit to be connected with weighted value memory cell, for each pixel in image block, R passages pixel value and R passages are added
The products of weights, G passages pixel value and the product and channel B pixel value of G channel weighting values and the product phase of channel B weighted value
The gray value for the pixel being directed to is obtained, and the gray value based on each pixel in image block obtains image block pair
The gray level image answered；Wherein, R channel weightings value value is that 0.298839, G channel weighting values value is 0.586811, channel B
Weighted value value is 0.114350；Histogram distribution detects sub- equipment, is connected with the sub- equipment of gray processing processing, for receiving gray scale
Change image, and grey level histogram processing is carried out to gray level image to obtain corresponding histogram image, be in histogram image
During existing bimodal distribution, global threshold selection signal is sent, otherwise, sends non-global threshold selection signal；Threshold value selects sub- equipment,
Sub- equipment is detected with histogram distribution to be connected, for when receiving global threshold selection signal, using global threshold 128 as threshold
Value Data exports, when receiving non-global threshold selection signal, using neighbor pixel gray difference threshold 40 as threshold data
Output；The sub- equipment of binary conversion treatment, select sub- equipment and histogram distribution to detect sub- equipment with threshold value respectively and be connected, for connecing
When receiving global threshold selection signal, for each pixel in gray level image, when gray value is more than or equal to number of threshold values
According to when, by for pixel be arranged to white level pixel, when gray value is less than threshold data, by for pixel set
It is set to black level pixel, and binary image corresponding to output gray level image；The sub- equipment of binary conversion treatment is additionally operable to connecing
When receiving non-global threshold selection signal, for each pixel in gray level image, the upward distance of vertical direction is calculated
The gray value of the pixel of its 3 pixels calculates vertical direction downwards apart from its 3 pixels as upper grey scale pixel value
The gray value of pixel as lower grey scale pixel value, calculated level direction to the left apart from its 3 pixels pixel gray scale
Value be used as left grey scale pixel value, calculated level direction to the right apart from its 3 pixels pixel gray value as right pixel
Gray value, when upper grey scale pixel value and the absolute value of the difference of lower grey scale pixel value are less than or equal to threshold data and left grey scale pixel value
When being less than or equal to threshold data with the absolute value of the difference of right grey scale pixel value, by for pixel be arranged to white level pixel
Point, when upper grey scale pixel value and the absolute value of the difference of lower grey scale pixel value are more than threshold data or left grey scale pixel value and right pixel
When the absolute value of the difference of gray value is more than threshold data, by for pixel be arranged to black level pixel, and output gray level
Change binary image corresponding to image；The sub- equipment of picture smooth treatment, it is connected with the sub- equipment of binary conversion treatment, for receiving two-value
Change image, for each pixel in binary image, when the saltus step of more than half in adjacent all pixels point being present
During point, then by for the gray value of pixel retain, otherwise, by for the gray value of pixel be arranged to white level pixel
Point, and export smoothed image corresponding to binary image；The sub- equipment of adaptive recursive filtering, equipment sub- with picture smooth treatment connect
Connect, for receiving smoothed image, adaptive recursive filtering processing is performed to smoothed image to obtain filtering image；Data, which merge, to be set
It is standby, positioned at high in the clouds, it is connected with M high in the clouds application apparatus, for the adaptive recursive filtering of each high in the clouds application apparatus is sub
The filtering image of equipment output is spliced to obtain filtering integral image；On-screen data extraction equipment, after being arranged on theater
In platform control room, merge equipment with data and be connected to obtain filtering integral image, filtering integral image is each with prestoring
The screen pattern of kind mobile terminal is matched to detect and be partitioned into each screen subgraph in filtering integral image, for
Each screen subgraph, seat corresponding to the screen subgraph for determining to be directed to for its position in integral image is filtered are compiled
Number；Wherein, for screen subgraph corresponding to seat numbering be to hold mobile terminal corresponding to the screen subgraph being directed to
Theater seat numbering where spectators；AVR32 chips, it is arranged in the Background control room of theater, is connected with Content analysis apparatus,
Include the driving control signal of targeted seat numbering for being sent based on targeted seat numbering；Theater content acquisition equipment, set
On theater stage opposite, for gathering the scene image in theater stage in real time to be exported as real-time scene image；Content point
Desorption device, it is arranged in the Background control room of theater, is connected respectively with on-screen data extraction equipment and theater content acquisition equipment,
For receiving real-time scene image, it is additionally operable to receive each screen subgraph seat numbering corresponding with its, by each screen
Curtain subgraph and real-time scene image carry out content matching to determine content matching percentage, when content matching percentage is more than etc.
When preset percentage threshold value, seat numbering corresponding to screen subgraph is numbered as targeted seat and exported；Motor driving is set
It is standby, it is arranged in the Background control room of theater, is connected respectively with AVR32 chips and motor device, for receives AVR32 chips hair
The driving control signal come, and driving control signal is parsed to determine that targeted seat is numbered, numbered based on targeted seat
Calculate target level angle and target pitch angle；Motor device, the roof position being arranged on directly over theater stage, respectively with
Motor driving apparatus connects with infrared laser pen, including horizontal drive motor and vertical driving motor, and horizontal drive motor is used for
The level angle of infrared laser pen is adjusted to target level angle, vertical driving motor is used for the angle of pitch of infrared laser pen
Degree is adjusted to target pitch angle；Wherein, motor device is sent out after horizontal drive motor and vertical driving motor all adjust
Go out laser opening signal；Infrared laser pen, the roof position being arranged on directly over theater stage, respectively with AVR32 chips and electricity
Machine equipment connects, including battery, Laser emission switch and generating laser, and battery is used to carry for the Laser emission of infrared laser pen
For supply of electric power, Laser emission switch is being switched to opening after receiving driving control signal and when receiving laser opening signal
State, generating laser include pump diode, for Laser emission switch open in the case of launch wavelength be 671 nanometers
Laser signal；High-definition camera, theater roof middle position is arranged on, for carrying out figure to the auditorium on theater stage opposite
Picture is gathered to export high-definition image；Data splitting equipment, positioned at high in the clouds, it is connected with high-definition camera, for high-definition image to be divided
N number of image block is cut into, N is the natural number more than 1；Wherein, Content analysis apparatus is by each screen subgraph and real-time field
Scape image carries out content matching to determine that content matching percentage specifically includes：It is each right in real-time scene image to identify
As for each object, detecting it and whether there is in screen subgraph, the number of objects being present in screen subgraph is got over
More, then content matching percentage is higher；Wherein, the number of objects being present in screen subgraph and the pass of content matching percentage
System is non-linear dependence；Wherein, infrared laser pen also includes receiver of remote-control sytem, and remote control is opened for receiving the laser sent distal end
Signal and laser shutdown remote signal.
More specifically, in the high in the clouds high-definition image processing platform, in addition to：The sub- equipment of gray processing processing is by CPLD cores
Piece is realized.
More specifically, in the high in the clouds high-definition image processing platform, in addition to：Histogram distribution detect sub- equipment by
CPLD chips are realized.
More specifically, in the high in the clouds high-definition image processing platform, in addition to：The sub- equipment of binary conversion treatment is by CPLD cores
Piece is realized.
More specifically, in the high in the clouds high-definition image processing platform, in addition to：The sub- equipment of picture smooth treatment is by CPLD
Chip is realized.
More specifically, in the high in the clouds high-definition image processing platform, in addition to：The adaptive sub- equipment of recursive filtering by
CPLD chips are realized.
More specifically, in the high in the clouds high-definition image processing platform, in addition to：The IMAQ of high-definition camera is differentiated
Rate is 1920 × 1080.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein：
Fig. 1 is the block diagram of the high in the clouds high-definition image processing platform according to embodiment of the present invention.
Reference：1 high-definition camera；2 high in the clouds image processing equipments
Embodiment
The embodiment of the high in the clouds high-definition image processing platform of the present invention is described in detail below with reference to accompanying drawings.
Cloud computing, i.e. cloud computing, are the increase, use and delivery mode of the related service based on internet,
It is usually directed to by internet to provide dynamic easily extension and the often resource of virtualization.Cloud is one kind of network, internet
Liken saying.Past often represents telecommunications network in figure with cloud, is also used for representing internet and underlying infrastructure later
It is abstract.Therefore, cloud computing even can allow you to experience the operational capability of 10 TFlops per second, possess so powerful computing capability
Can be with simulated-nuclear explosion, Prediction of Climate Change and market trend.User is accessed by modes such as computer, notebook, mobile phones
Data center, computing is carried out by the demand of oneself.
There are a variety of sayings to the definition of cloud computing.For on earth what be cloud computing, can at least find 100 kinds of explanations.
Well accepted at this stage is National Institute of Standards and Technology (NIST) definition：Cloud computing is that one kind is paid by usage amount
Pattern, this pattern provides network access available, easily, on demand, into configurable computing resources shared pool (money
Source includes network, server, storage, application software, service), these resources can be provided quickly, only need to put into seldom pipe
Science and engineering is made, or carries out seldom interact with service supplier.
Piracy, which is taken on the sly, to be typically occurred in cinema, theater, arenas, projection room or theatre, and operator is in order to avoid steathily
Bat behavior it is prevailing, it will usually arrange special staff to be arranged in around auditorium, every fixed intervals arrange one,
With the manner behavior of spectators near naked-eye observation, once the recording that finds to there is spectators' hand-held mobile terminal to carry out image or photo
Shooting, is gone forward to prevent immediately or is alerted using hand-held infrared emission pen, so as to interrupt the behavior of taking on the sly of spectators.
However, there is the drawbacks of inherent in this artificial anti-mode taken on the sly：First, if auditorium area is larger, need
Many staff are arranged to carry out field monitor, it means that to need substantial amounts of cost of labor；Secondly, staff's naked eyes are swept
The mode efficiency retouched is low, and the mode of direct surveillance easily occurs to let off taking on the sly for some corner locations because of burnout
Person；Finally, set the mode of staff to bring discomfort to the spectators of normal viewing performance near spectators, it is glad to have impact on them
Appreciate the mood of performance.
As can be seen here, the artificial anti-mode taken on the sly has inborn deficiency, in order to overcome above-mentioned drawback, reduces and prevents what is taken on the sly
Operation cost, the anti-operating efficiency taken on the sly is improved, operator always searches for the anti-mode taken on the sly of electronics and carries out on-site supervision, electricity
Anti- take on the sly of son has two kinds of developing direction, and a kind of made an issue of on the mobile terminal held in spectators, when mobile terminal is shot certainly
Dynamic detection is taken on the sly behavior, but this mode may be because that the person of taking on the sly is avoided to the selection of mobile terminal, another kind be
The scene of taking on the sly disposes electronic jamming device, and this mode can avoid evading for the person of taking on the sly.
The existing anti-electronic jamming device taken on the sly is that a kind of infrared facility is placed in the back side of curtain or stage,
Infrared facility sends the sightless infrared ray of human eye, infrared if the person of taking on the sly is moving terminal or video camera shooting
Line will disturb the video camera imaging of the person of taking on the sly, the image or lower picture quality for causing the person of taking on the sly to obtain, can not commercially sell
Sell and propagated on network, so as to effectively safeguard copyright interest.
But this mode needs to launch infrared ray always, and the transmitting of infrared ray is large-scale, it is necessary to from each
Infrared ray is all launched in position, and cost is higher and poor feasibility.Therefore the anti-equipment of taking on the sly of the electronics at scene also needs to find others
Break through direction.
In order to overcome above-mentioned deficiency, the present invention has built a kind of high in the clouds high-definition image processing platform, can be by scene
The behavioral value of spectators and determine to whether there is in audience seat by the parameter extraction to site environment in auditorium
The person of taking on the sly, and the position where the person of taking on the sly can be positioned in time, in order to take corresponding orientation warning measure, remind
The person of taking on the sly abandons the behavior of taking on the sly
Fig. 1 is the block diagram of the high in the clouds high-definition image processing platform according to embodiment of the present invention, described flat
Platform includes high-definition camera and high in the clouds image processing equipment, and high-definition camera is used to gather high-definition image, and high in the clouds image procossing is set
It is standby to be connected with high-definition camera, for carrying out image procossing to high-definition image.
Then, continue that the concrete structure of the high in the clouds high-definition image processing platform of the present invention is further detailed.
The platform includes：High in the clouds command channel management equipment, positioned at high in the clouds, for carrying out tube channel to high in the clouds order
Reason；N number of high in the clouds storage device, positioned at high in the clouds, it is connected with data splitting equipment, for storing N number of image block respectively.
The platform includes：Cloud service central apparatus, positioned at high in the clouds, it is connected with N number of high in the clouds storage device, for concentrating
N number of image block, and N number of image block is distributed to M high in the clouds application apparatus, M is the natural number more than 1 and M is less than or equal to
N；M high in the clouds application apparatus, positioned at high in the clouds, it is connected with cloud service central apparatus, it is being assigned to, more than one for receiving
Image block.
Each high in the clouds application apparatus includes：The sub- equipment of gray processing processing, including channel parameters extraction unit, weighted value are deposited
Storage unit and gray value computing unit, channel parameters extraction unit are used to receive each image block, extract image block
In each pixel R passages pixel value, G passages pixel value and channel B pixel value, weighted value memory cell be used for deposit in advance
Stored up R channel weightings value, G channel weightings value and channel B weighted value, gray value computing unit respectively with channel parameters extraction unit
Connected with weighted value memory cell, for each pixel in image block, by R passages pixel value and R channel weighting values
The product addition of product, the product of G passages pixel value and G channel weighting values and channel B pixel value and channel B weighted value is to obtain
The gray value for the pixel being directed to is taken, and the gray value based on each pixel in image block obtains ash corresponding to image block
Degreeization image；Wherein, R channel weightings value value is that 0.298839, G channel weighting values value is 0.586811, channel B weighted value
Value is 0.114350.
Each high in the clouds application apparatus includes：Histogram distribution detects sub- equipment, is connected, uses with the sub- equipment of gray processing processing
In reception gray level image, and grey level histogram processing is carried out to gray level image to obtain corresponding histogram image, straight
When bimodal distribution is presented in square figure image, global threshold selection signal is sent, otherwise, sends non-global threshold selection signal.
Each high in the clouds application apparatus includes：Threshold value selects sub- equipment, and detecting sub- equipment with histogram distribution is connected, and is used for
When receiving global threshold selection signal, exported global threshold 128 as threshold data, receiving non-global threshold choosing
When selecting signal, exported neighbor pixel gray difference threshold 40 as threshold data.
Each high in the clouds application apparatus includes：The sub- equipment of binary conversion treatment, select sub- equipment and histogram with threshold value respectively
Distribution detects the connection of sub- equipment, for when receiving global threshold selection signal, for each picture in gray level image
Vegetarian refreshments, when gray value is more than or equal to threshold data, by for pixel be arranged to white level pixel, when gray value is less than
During threshold data, by for pixel be arranged to black level pixel, and binary image corresponding to output gray level image；
The sub- equipment of binary conversion treatment is additionally operable to when receiving non-global threshold selection signal, for each picture in gray level image
Vegetarian refreshments, it is vertical as upper grey scale pixel value, calculating to calculate gray value of the vertical direction upwards apart from the pixel of its 3 pixels
Direction downwards apart from its 3 pixels pixel gray value as lower grey scale pixel value, calculated level direction distance to the left
The gray value of the pixel of its 3 pixels is as left grey scale pixel value, and calculated level direction is to the right apart from its 3 pixels
The gray value of pixel is as right grey scale pixel value, when upper grey scale pixel value and the absolute value of the difference of lower grey scale pixel value are less than etc.
When threshold data and the absolute value of the difference of left grey scale pixel value and right grey scale pixel value are less than or equal to threshold data, by for
Pixel is arranged to white level pixel, when upper grey scale pixel value and the absolute value of the difference of lower grey scale pixel value are more than threshold data
Or the absolute value of the difference of left grey scale pixel value and right grey scale pixel value is when being more than threshold data, by for pixel be arranged to black
Level pixel point, and binary image corresponding to output gray level image.
Each high in the clouds application apparatus includes：The sub- equipment of picture smooth treatment, it is connected, is used for the sub- equipment of binary conversion treatment
Receive binary image, for each pixel in binary image, when exist in adjacent all pixels point half with
On trip point when, then by for the gray value of pixel retain, otherwise, by for the gray value of pixel be arranged to white
Level pixel point, and export smoothed image corresponding to binary image.
Each high in the clouds application apparatus includes：The sub- equipment of adaptive recursive filtering, is connected with the sub- equipment of picture smooth treatment,
For receiving smoothed image, adaptive recursive filtering processing is performed to smoothed image to obtain filtering image.
The platform includes：Data merge equipment, positioned at high in the clouds, be connected with M high in the clouds application apparatus, for by each
The filtering image of the sub- equipment output of adaptive recursive filtering of high in the clouds application apparatus is spliced to obtain filtering integral image.
The platform includes：On-screen data extraction equipment, is arranged in the Background control room of theater, merges equipment with data
Connection will filter the screen pattern progress of integral image and the various mobile terminals prestored to obtain filtering integral image
Be equipped with and detect and be partitioned into each screen subgraph in filtering integral image, for each screen subgraph, for its
Number at seat corresponding to the screen subgraph that position in filtering integral image determines to be directed to；Wherein, for screen subgraph
Corresponding seat numbering is to hold the theater seat numbering corresponding to the screen subgraph being directed to where the spectators of mobile terminal；
AVR32 chips, it is arranged in the Background control room of theater, is connected with Content analysis apparatus, is sent out for being numbered based on targeted seat
Going out includes the driving control signal of targeted seat numbering.
The platform includes：Theater content acquisition equipment, is arranged on theater stage opposite, for gathering theater stage in real time
On scene image using be used as real-time scene image output；Content analysis apparatus, it is arranged in the Background control room of theater, respectively
It is connected with on-screen data extraction equipment and theater content acquisition equipment, for receiving real-time scene image, is additionally operable to receive each
Individual screen subgraph seat numbering corresponding with its, by each screen subgraph and real-time scene image carry out content matching with
Content matching percentage is determined, it is when content matching percentage is more than or equal to preset percentage threshold value, screen subgraph is corresponding
Seat numbering as targeted seat numbering output.
The platform includes：Motor driving apparatus, be arranged in the Background control room of theater, respectively with AVR32 chips and
Motor device is connected, the driving control signal sent for receiving AVR32 chips, and driving control signal is parsed with true
Set the goal seat numbering, is numbered based on targeted seat and calculates target level angle and target pitch angle.
The platform includes：Motor device, the roof position being arranged on directly over theater stage, set respectively with motor driving
Standby to be connected with infrared laser pen, including horizontal drive motor and vertical driving motor, horizontal drive motor is used for infrared laser
The level angle of pen is adjusted to target level angle, and vertical driving motor is used to the luffing angle of infrared laser pen being adjusted to mesh
Mark luffing angle；Wherein, motor device sends laser opening after horizontal drive motor and vertical driving motor all adjust
Signal.
The platform includes：Infrared laser pen, the roof position being arranged on directly over theater stage, respectively with AVR32 cores
Piece connects with motor device, including battery, Laser emission switch and generating laser, battery are used for the laser for infrared laser pen
Transmitting provides supply of electric power, and Laser emission switch switches after receiving driving control signal and when receiving laser opening signal
To open mode, generating laser includes pump diode, for Laser emission switch open in the case of launch wavelength be
671 nanometers of laser signal.
The platform includes：High-definition camera, theater roof middle position is arranged on, for the sight to theater stage opposite
Many seats carry out IMAQ to export high-definition image；Data splitting equipment, positioned at high in the clouds, it is connected with high-definition camera, for inciting somebody to action
High-definition image is divided into N number of image block, and N is the natural number more than 1.
Wherein, Content analysis apparatus by each screen subgraph and real-time scene image carry out content matching to determine in
Hold match-percentage to specifically include：The each object in real-time scene image is identified, for each object, whether detects it
It is present in screen subgraph, the number of objects being present in screen subgraph is more, then content matching percentage is higher.
Wherein, the number of objects being present in screen subgraph and the relation of content matching percentage are non-linear dependences.
Wherein, infrared laser pen also includes receiver of remote-control sytem, for receive the laser sent of distal end open remote signal and
Laser shutdown remote signal.
Alternatively, in the platform：The sub- equipment of gray processing processing is realized by CPLD chips；Histogram distribution detection
Equipment is realized by CPLD chips；The sub- equipment of binary conversion treatment is realized by CPLD chips；The sub- equipment of picture smooth treatment by
CPLD chips are realized；The adaptive sub- equipment of recursive filtering is realized by CPLD chips；And the IMAQ of high-definition camera
Resolution ratio is 1920 × 1080.
In addition, CPLD (Complex Programmable Logic Device) CPLD, be from
The device that PAL and GAL device developments come out, comparatively scale is big, complicated, belongs to large scale integrated circuit scope.It is
A kind of user according to respective need and voluntarily digital integrated electronic circuit of constitutive logic function.Its basic design method is by integrated
Develop software platform, the methods of with schematic diagram, hardware description language, generate corresponding file destination, by download cable ("
System " programs) code is sent in objective chip, realize the digital display circuit of design.
CPLD is mainly the programmable interconnection matrix list that center is surrounded by FPGA macroelement (MC, Macro Cell)
Member composition.Wherein MC structures are more complicated, and with complicated I/O cell interconnection structures, can be generated as needed by user specific
Circuit structure, complete certain function.Because the metal wire inside CPLD using regular length carries out the interconnection of each logical block,
So the logic circuit of design has time predictability, the shortcomings that segmented interconnection structure sequential is not exclusively predicted is avoided.
From CPLD developing histories, in the 1970s, earliest PLD -- PLD is born.Its
Export structure is programmable logic macrocell, because his Design of Hardware Architecture can be completed (to cover equivalent to house by software
Artificial portion of design bureau doors structure afterwards), thus his design has very strong flexibility, but its mistake than the digital circuit of pure hardware
Them are also made to realize the circuit of scale is smaller in simple structure.For make up PLD can only design small scale in circuitry this lack
Fall into, the 1980s mid-term, be proposed CPLD -- CPLD.This application goed deep into network, instrument and meter,
Automotive electronics, Digit Control Machine Tool, Space TT＆C system etc..
CPLD has the characteristics that：With flexible in programming, integrated level is high, designs and develops that the cycle is short, the scope of application is wide, exploitation
Instrument is advanced, design and manufacture cost is low, standardized product low to the hardware skill requirement of designer is without test, strong security, valency
The features such as lattice are popular, fairly large circuit design can be achieved, therefore be widely used in the prototype and product of product
Among production is (typically below 10,000).Nearly all occasion using middle and small scale general digital integrated circuit can be answered
With CPLD devices.CPLD devices turn into the indispensable part of electronic product, and its design and application turns into electronics work
A kind of journey Shi Bibei technical ability.
Can not be that taking on the sly for performance provides effectively for prior art using the high in the clouds high-definition image processing platform of the present invention
Detection of electrons technical problem, by using targetedly, high-precision a series of images processing equipment and graphical analysis
Equipment is analyzed the audience status of auditorium, also by analyzing the environment at performance scene, in the base of above-mentioned analysis
On plinth, the behavior to pirates shoot person in auditorium carries out accurately detection and position identifies.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (1)
1. a kind of high in the clouds high-definition image processing platform, the platform includes high-definition camera and high in the clouds image processing equipment, high definition
Camera is used to gather high-definition image, and high in the clouds image processing equipment is connected with high-definition camera, for carrying out figure to high-definition image
As processing；
Characterized in that, the platform also includes：
High in the clouds command channel management equipment, positioned at high in the clouds, for carrying out channel management to high in the clouds order；
N number of high in the clouds storage device, positioned at high in the clouds, it is connected with data splitting equipment, for storing N number of image block respectively；
Cloud service central apparatus, positioned at high in the clouds, it is connected with N number of high in the clouds storage device, for concentrating N number of image block, and by N
Individual image block is distributed to M high in the clouds application apparatus, and M is the natural number more than 1 and M is less than or equal to N；
M high in the clouds application apparatus, positioned at high in the clouds, be connected with cloud service central apparatus, for receive be assigned to, more than one
Image block, each high in the clouds application apparatus includes：
The sub- equipment of gray processing processing, including channel parameters extraction unit, weighted value memory cell and gray value computing unit, passage
Parameter extraction unit be used for receive each image block, extract each pixel in image block R passages pixel value,
G passages pixel value and channel B pixel value, weighted value memory cell are used to prestore R channel weightings value, G channel weighting values
With channel B weighted value, gray value computing unit is connected with channel parameters extraction unit and weighted value memory cell respectively, for figure
As each pixel in piecemeal, by R passages pixel value and product, G passages pixel value and the G channel weightings of R channel weighting values
The gray value for the pixel that the product and channel B pixel value of value are directed to the product addition of channel B weighted value with obtaining, and base
The gray value of each pixel obtains gray level image corresponding to image block in image block；Wherein, R channel weightings value takes
It is 0.586811 to be worth for 0.298839, G channel weighting values value, and channel B weighted value value is 0.114350；
Histogram distribution detects sub- equipment, is connected with the sub- equipment of gray processing processing, for receiving gray level image, and to gray processing
Image carries out grey level histogram processing to obtain corresponding histogram image, when bimodal distribution is presented in histogram image, sends
Global threshold selection signal, otherwise, send non-global threshold selection signal；
Threshold value selects sub- equipment, and detecting sub- equipment with histogram distribution is connected, for when receiving global threshold selection signal,
Exported global threshold 128 as threshold data, when receiving non-global threshold selection signal, by neighbor pixel gray scale difference
Threshold value 40 exports as threshold data；
The sub- equipment of binary conversion treatment, select sub- equipment and histogram distribution to detect sub- equipment with threshold value respectively and be connected, for connecing
When receiving global threshold selection signal, for each pixel in gray level image, when gray value is more than or equal to number of threshold values
According to when, by for pixel be arranged to white level pixel, when gray value is less than threshold data, by for pixel set
It is set to black level pixel, and binary image corresponding to output gray level image；The sub- equipment of binary conversion treatment is additionally operable to connecing
When receiving non-global threshold selection signal, for each pixel in gray level image, the upward distance of vertical direction is calculated
The gray value of the pixel of its 3 pixels calculates vertical direction downwards apart from its 3 pixels as upper grey scale pixel value
The gray value of pixel as lower grey scale pixel value, calculated level direction to the left apart from its 3 pixels pixel gray scale
Value be used as left grey scale pixel value, calculated level direction to the right apart from its 3 pixels pixel gray value as right pixel
Gray value, when upper grey scale pixel value and the absolute value of the difference of lower grey scale pixel value are less than or equal to threshold data and left grey scale pixel value
When being less than or equal to threshold data with the absolute value of the difference of right grey scale pixel value, by for pixel be arranged to white level pixel
Point, when upper grey scale pixel value and the absolute value of the difference of lower grey scale pixel value are more than threshold data or left grey scale pixel value and right pixel
When the absolute value of the difference of gray value is more than threshold data, by for pixel be arranged to black level pixel, and output gray level
Change binary image corresponding to image；
The sub- equipment of picture smooth treatment, it is connected with the sub- equipment of binary conversion treatment, for receiving binary image, for binary picture
Each pixel as in, when more than half trip point in adjacent all pixels point be present, then by for pixel
The gray value of point retains, otherwise, by for the gray value of pixel be arranged to white level pixel, and export binary image
Corresponding smoothed image；
The sub- equipment of adaptive recursive filtering, is connected with the sub- equipment of picture smooth treatment, for receiving smoothed image, to smoothed image
Adaptive recursive filtering processing is performed to obtain filtering image；
Data merge equipment, positioned at high in the clouds, be connected with M high in the clouds application apparatus, for by each high in the clouds application apparatus oneself
The filtering image for adapting to the sub- equipment output of recursive filtering is spliced to obtain filtering integral image；
On-screen data extraction equipment, it is arranged in the Background control room of theater, is connected with data merging equipment whole to obtain filtering
Image is closed, filtering integral image is matched to detect and be partitioned into the screen pattern of the various mobile terminals prestored
Each screen subgraph in integral image is filtered, for each screen subgraph, for it in integral image is filtered
Number at seat corresponding to the screen subgraph that position determines to be directed to；Wherein, for screen subgraph corresponding to seat numbering be
Hold the theater seat numbering where the spectators of mobile terminal corresponding to the screen subgraph being directed to；
AVR32 chips, it is arranged in the Background control room of theater, is connected with Content analysis apparatus, for is compiled based on targeted seat
Number sending includes the driving control signal of targeted seat numbering；
Theater content acquisition equipment, is arranged on theater stage opposite, and the scene image in theater stage is gathered to make for real-time
Exported for real-time scene image；
Content analysis apparatus, it is arranged in the Background control room of theater, is adopted respectively with on-screen data extraction equipment and theater content
Collect equipment connection, for receiving real-time scene image, be additionally operable to receive each screen subgraph seat numbering corresponding with its,
Each screen subgraph and real-time scene image are subjected to content matching to determine content matching percentage, when content matching hundred
Divide than when being more than or equal to preset percentage threshold value, seat numbering corresponding to screen subgraph being numbered as targeted seat and exported；
Motor driving apparatus, it is arranged in the Background control room of theater, is connected, is used for AVR32 chips and motor device respectively
The driving control signal that AVR32 chips are sent is received, and driving control signal is parsed to determine that targeted seat is numbered, base
Numbered in targeted seat and calculate target level angle and target pitch angle；
Motor device, the roof position being arranged on directly over theater stage, connect respectively with motor driving apparatus and infrared laser pen
Connect, including horizontal drive motor and vertical driving motor, horizontal drive motor are used to adjust the level angle of infrared laser pen
To target level angle, vertical driving motor is used to the luffing angle of infrared laser pen being adjusted to target pitch angle；Wherein,
Motor device sends laser opening signal after horizontal drive motor and vertical driving motor all adjust；
Infrared laser pen, the roof position being arranged on directly over theater stage, is connected with AVR32 chips and motor device respectively,
Including battery, Laser emission switch and generating laser, battery is used to provide supply of electric power for the Laser emission of infrared laser pen,
Laser emission switch is being switched to open mode, laser hair after receiving driving control signal and when receiving laser opening signal
Emitter includes pump diode, for the laser signal that launch wavelength is 671 nanometers in the case of Laser emission switch opening；
High-definition camera, theater roof middle position is arranged on, for carrying out IMAQ to the auditorium on theater stage opposite
To export high-definition image；
Data splitting equipment, positioned at high in the clouds, it is connected with high-definition camera, for high-definition image to be divided into N number of image block, N
For the natural number more than 1；
Wherein, each screen subgraph and real-time scene image are carried out content matching to determine content by Content analysis apparatus
Component percentage specifically includes：The each object in real-time scene image is identified, for each object, it is detected and whether there is
In screen subgraph, the number of objects being present in screen subgraph is more, then content matching percentage is higher；
Wherein, the number of objects being present in screen subgraph and the relation of content matching percentage are non-linear dependences；
Wherein, infrared laser pen also includes receiver of remote-control sytem, and remote signal and laser are opened for receiving the laser sent distal end
Close remote signal.
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| CN107146252A (en) * | 2017-04-28 | 2017-09-08 | 深圳齐心集团股份有限公司 | A kind of big data image processing apparatus |
| WO2018195957A1 (en) * | 2017-04-28 | 2018-11-01 | 深圳齐心集团股份有限公司 | Big data image processing apparatus |
| CN109395405A (en) * | 2018-06-27 | 2019-03-01 | 邓继红 | Parameter extraction platform based on cloud identification |
| CN109724149A (en) * | 2018-07-24 | 2019-05-07 | 永康市蜂蚁科技有限公司 | Expanding type radiator based on image data analyzing |
| CN109089080B (en) * | 2018-08-22 | 2021-05-07 | 浙江大丰实业股份有限公司 | Combined stage scene state monitoring system |
| CN110264768B (en) * | 2019-03-18 | 2020-08-04 | 常州海图电子科技有限公司 | Intelligent image recognition platform |
| CN110674076B (en) * | 2019-09-23 | 2020-12-18 | 胡佳威 | Command-triggered target analysis platform, method and storage medium |
| CN111639511B (en) * | 2019-09-26 | 2021-01-26 | 广州万燕科技文化传媒有限公司 | Stage effect field recognition system and method |
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| CN103870874A (en) * | 2014-02-13 | 2014-06-18 | 中国电影器材有限责任公司 | Image identification-based people counting system and method in seat fixing occasion |
| CN104869476A (en) * | 2015-05-18 | 2015-08-26 | 上海交通大学 | Video playing method for preventing candid shooting based on psychological vision modulation |
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