CN107547833A - High-definition image parallel processing platform positioned at high in the clouds - Google Patents

Abstract

The present invention relates to a kind of high-definition image parallel processing platform positioned at high in the clouds, including high-definition camera and M high in the clouds application apparatus, M is the natural number more than 1, each high in the clouds application apparatus is used to carry out image procossing to a part of subgraph of the high-definition image of high-definition camera collection, and each high in the clouds application apparatus includes the sub- equipment of picture smooth treatment, the sub- equipment of binary conversion treatment and the sub- equipment of adaptive recursive filtering.By means of the invention it is possible to realize the quick processing for high-definition picture.

Description

High-definition image parallel processing platform positioned at high in the clouds

Technical field

The present invention relates to cloud process field, more particularly to a kind of high-definition image parallel processing positioned at high in the clouds Platform.

Background technology

Cloud computing is rather than the local computer by making calculating be distributed on substantial amounts of distributed computer Or in remote server, the operation of enterprise data center will be more like with internet.This enables enterprise Enough by the application of resource switch to needs, computer and storage system are accessed according to demand.

Like being pattern that power plant's centrally connected power supply has been turned to from ancient separate unit generator mode.He means Computing capability can also be circulated as a kind of commodity, just as coal gas, water power, the side of taking Just, it is low-cost.Maximum difference is that it is transmitted by internet.

For example, according to the record of Motion Picture Association of America, movie piracy causes film industry to lose height every year Up to 6,000,000,000 dollars.Movie piracy has far-reaching influence to whole economic sectors, so that he is every One country is all identified a kind of criminal offence.And a kind of main source of pirated film is just It is that shooting is taken on the sly, that is, film is carried out by mobile device in cinema or projection room and taken on the sly.To the greatest extent Pipe BBC reports that most of movie piracy may be from industry internal staff and be supplied to movie critic's Advance film duplicates, but it is still an important sources of online pirate sale that shooting, which is taken on the sly,.Most The development of recent decades, Internet bandwidth and point-to-point protocol all promotes the further stream of pirated film It is logical.

In order to detect the uncommitted digital multimedia video illegally propagated, digital watermark is universal Research and be widely used.In Making Movies or film ejection stage, it can take and be planted in film Enter to make one the method that eye can't see " pattern " information.If these films are taken on the sly record by video camera, The collection of illustrative plates of this insertion can be extracted and identify the source of piracy.

Some industry leaders are in order to identify and tracing pirate film, it is proposed that pass through Coded Anti-Piracy (CAP) method, i.e., toward increasing watermark in film.First Coded Anti-Piracy is designed by Kodak , subsequent Deluxe Laboratories improve to it.Philips it is also proposed in 2006 One mark system for being named as CineFence.However, digital watermark 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 pass through heavy damage Film visual quality taken on the sly to eliminate shooting, meanwhile, these interference signals is not interfered with movie theatre Spectators.

Early stage, substantial amounts of camera interference method mainly make use of the principle of imaging sensor response infrared ray. In order to disturb mobile camera and light be generated in the picture of shooting, infrared emitter is installed in In cinema.Except the extra cost such as those transmitters and regular job expense, this scheme can With by enclosing appropriate filter on camera lens.But this mode is easy to the selection because the person of taking on the sly And it is avoided.

For this reason, it may be necessary to a kind of new electronics anti-camcording technology, can be on the basis of cloud computing, to seeing Many seat images carry out electronic analysis, and electronic analysis is carried out to live performance environment, and based on two kinds of analyses As a result the person's of taking on the sly judgement is carried out, in addition it is possible to which the positional information based on the person of taking on the sly is carried out to the person of taking on the sly Remind.

The content of the invention

In order to solve the above problems, the invention provides a kind of high-definition image parallel processing positioned at high in the clouds Platform, set auditorium image capture device to complete the extraction to auditorium image at the scene, introduce each Kind image processing equipment and image analysis equipment judge to take on the sly with the presence or absence of suspicious in auditorium image Person, in the case where the suspicious person of taking on the sly be present, the numbering at seat where extracting the suspicious person of taking on the sly, Then also ambient parameter or current performance content are detected in real time at the scene, to be stolen according to suspicious The information and Site Detection result of bat person determines the really person of taking on the sly.

According to an aspect of the present invention, there is provided a kind of high-definition image parallel processing positioned at high in the clouds is put down Platform, the platform include high-definition camera and M high in the clouds application apparatus, and M is the nature more than 1 Number, each high in the clouds application apparatus are used for a part of subgraph of the high-definition image to high-definition camera collection As carrying out image procossing, each high in the clouds application apparatus includes the sub- equipment of picture smooth treatment, binaryzation Handle sub- equipment and the sub- equipment of adaptive recursive filtering.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds, including：Timing Device, it is arranged in the Background control room of theatre, for providing timing signal；Ambient brightness sensing is set It is standby, be arranged on theatre roof middle position, for sense the real-time luminosity of theatre internal environment with Exported as real time environment brightness；Face brightness detection device, it is arranged on the Background control room of theatre It is interior, connected with face subgraph detection device with everyone face image of reception and its corresponding seat Numbering, the gray value for each pixel based on everyone face image calculate everyone face The brightness of image of image as real-time face brightness to export；Brightness deviates from detection device, is arranged on song In the Background control room of theater, detected respectively with timer, ambient brightness detection device and face brightness Equipment connects, for receiving real time environment brightness and receiving the real-time face of everyone face image Brightness, for everyone face image, deviate from when its real-time face brightness with real time environment brightness When time reaches predetermined time period threshold value, using seat numbering corresponding to face subgraph as target seat Bit number exports；MSP430 single-chip microcomputers, it is arranged in the Background control room of theatre, is carried on the back with brightness Connected from detection device, the driving control of targeted seat numbering is included for being sent based on targeted seat numbering Signal processed；Remote control equipment, the roof position being arranged on directly over theatre stage is used for and MSP430 Single-chip microcomputer connection is believed drive control with receiving the driving control signal that MSP430 single-chip microcomputers are sent Number parsed to determine that targeted seat is numbered, numbered based on targeted seat and determine remote signal；Seat Warning lamp, one is set on each spectators seat, for receiving remote signal with based on remote signal Carry out feux rouges warning；High-definition camera, theatre roof middle position is arranged on, for theatre The auditorium on stage opposite carries out IMAQ to export high-definition image；Data splitting equipment, positioned at cloud End, be connected with high-definition camera, for high-definition image to be divided into N number of image block, N for more than 1 natural number；High in the clouds command channel management equipment, positioned at high in the clouds, for leading to high in the clouds order Road management；N number of high in the clouds storage device, positioned at high in the clouds, it is connected with data splitting equipment, for respectively Store N number of image block；Cloud service central apparatus, positioned at high in the clouds, with N number of high in the clouds storage device Connection, M high in the clouds application is distributed to for concentrating N number of image block, and by N number of image block Equipment, M is the natural number more than 1 and M is less than or equal to N；M high in the clouds application apparatus, is located at High in the clouds, it is connected with cloud service central apparatus, for receiving image point be assigned to, more than one Block, each high in the clouds application apparatus include：The sub- equipment of gray processing processing, including channel parameters extraction are single Member, weighted value memory cell and gray value computing unit, channel parameters extraction unit are each for receiving Individual image block, extract R passages pixel value, the G passage pictures of each pixel in image block Element value and channel B pixel value, weighted value memory cell are used to prestore R channel weightings value, G Channel weighting value and channel B weighted value, gray value computing unit respectively with channel parameters extraction unit and Weighted value memory cell connects, for each pixel in image block, by R passages pixel value with The products of R channel weighting values, G passages pixel value and the product and channel B picture of G channel weighting values The gray value for the pixel that the product addition of plain value and channel B weighted value is directed to obtaining, and based on figure The gray level image as corresponding to the gray value of each pixel in piecemeal obtains image block；Wherein, R Channel weighting value value is that 0.298839, G channel weighting values value is 0.586811, channel B weighting It is 0.114350 to be worth value；Histogram distribution detects sub- equipment, is connected with the sub- equipment of gray processing processing, For receiving gray level image, and it is corresponding to obtain that grey level histogram processing is carried out to gray level image Histogram image, when bimodal distribution is presented in histogram image, global threshold selection signal is sent, it is no Then, non-global threshold selection signal is sent；Threshold value selects sub- equipment, is set with histogram distribution detection Standby connection, for when receiving global threshold selection signal, using global threshold 128 as number of threshold values According to output, when receiving non-global threshold selection signal, by neighbor pixel gray difference threshold 40 Exported as threshold data；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 gray processing figure As in each pixel, when gray value is more than or equal to threshold data, by for pixel set Be set to white level pixel, when gray value is less than threshold data, by for pixel be arranged to black Level pixel point, and binary image corresponding to output gray level image；The sub- equipment of binary conversion treatment is also For when receiving non-global threshold selection signal, for each pixel in gray level image Point, it is grey as upper pixel to calculate gray value of the vertical direction upwards apart from the pixel of its 3 pixels Angle value, calculate vertical direction downwards apart from its 3 pixels pixel gray value as lower pixel Gray value, calculated level direction to the left apart from its 3 pixels pixel gray value as left picture Plain gray value, calculated level direction are used as to the right right apart from the gray value of the pixel of its 3 pixels 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 or equal to threshold value When the absolute value of data and the difference of left grey scale pixel value and right grey scale pixel value is less than or equal to threshold data, By for pixel be arranged to white level pixel, when upper grey scale pixel value and lower grey scale pixel value it The absolute value of difference is more than threshold data or the absolute value of the difference of left grey scale pixel value and right grey scale pixel value During more than threshold data, by for pixel be arranged to black level pixel, and output gray level figure The binary image as corresponding to；The sub- equipment of picture smooth treatment, it is connected with the sub- equipment of binary conversion treatment, For receiving binary image, for each pixel in binary image, when adjacent is owned When more than half trip point in pixel be present, then by for the gray value of pixel retain, it is no Then, by for the gray value of pixel be arranged to white level pixel, and export binary image pair The smoothed image answered；The sub- equipment of adaptive recursive filtering, it is connected, uses with the sub- equipment of image balance processing In receiving smoothed image, adaptive recursive filtering processing is performed to smoothed image to obtain filtering image； Data merge equipment, positioned at high in the clouds, are connected with M high in the clouds application apparatus, for by each high in the clouds The filtering image of the sub- equipment output of adaptive recursive filtering of application apparatus is spliced to be filtered Integral image；Face subgraph detection device, is arranged in the Background control room of theatre, with data Merge equipment connection to obtain filtering integral image, the face wheel that integral image will be filtered and prestored Wide pattern is matched to detect and be partitioned into each face subgraph in filtering integral image, for Everyone face image, the face subgraph for determining to be directed to for its position in integral image is filtered Seat is numbered as corresponding to；Wherein, the real-time face brightness of face subgraph is carried on the back with real time environment brightness From determination mode it is as follows：When the real-time face brightness of face subgraph is more than real time environment brightness, The real-time face brightness and real time environment brightness for determining face subgraph deviate from, when the reality of face subgraph When face brightness when being less than or equal to real time environment brightness, determine the real-time face brightness of face subgraph with Real time environment brightness is non-to be deviated from；Wherein, for face subgraph corresponding to seat numbering be people's face Theatre seat numbering where spectators corresponding to image.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds, in addition to：Move Dynamic hard disk, for prestoring R channel weightings value, G channel weightings value and channel B weighted value.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds：Mobile hard disk is set Put in the Background control room of theatre.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds：Mobile hard disk is also For storing predetermined time period threshold value.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds：Channel parameters carry Unit, weighted value memory cell and gray value computing unit is taken to be integrated on one piece of surface-mounted integrated circuit.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds：Black level pixel The gray value of point is 0.

More specifically, in the high-definition image parallel processing platform positioned at high in the clouds：White level pixel The gray value of point is 255.

Brief description of the drawings

Embodiment of the present invention is described below with reference to accompanying drawing, wherein：

Fig. 1 is the high-definition image parallel processing platform positioned at high in the clouds according to embodiment of the present invention Block diagram.

Reference：1 high-definition camera；2 high in the clouds application apparatus

Embodiment

Below with reference to accompanying drawings to the reality of the high-definition image parallel processing platform positioned at high in the clouds of the invention The scheme of applying is described in detail.

Cloud computing be after the 1980's mainframe computer to the big change of client-server again A kind of great change.Cloud computing (Cloud Computing) is Distributed Calculation (Distributed Computing), parallel computation (Parallel Computing), effectiveness calculate (Utility Computing), [5] network storage (Network Storage Technologies), virtualization (Virtualization), The traditional computers such as load balancing (Load Balance), hot-standby redundancy (High Available) With the product of network technical development fusion.

Cloud storage is new in conceptive one that extends and developed of cloud computing (cloud computing) Concept, refer to by functions such as cluster application, grid or distributed file systems, by network In a large amount of various types of storage devices collaboratives work is gathered by application software, it is jointly right The outer system that data storage and Operational Visit function are provided.When cloud computing system computing and processing Core just need to configure substantial amounts of storage when being the storage and management of mass data, in cloud computing system Equipment, then cloud computing system is transformed into as a cloud storage system, so cloud storage be one with Data storage and the cloud computing system that management is core.

Currently, there is the drawbacks of inherent in the artificial anti-mode taken on the sly：First, if auditorium area compared with Greatly, then many staff are needed to arrange for and carry out field monitors, it means that need it is substantial amounts of manually into This；Secondly, the mode efficiency of staff's naked eyes scanning is low, and the mode of direct surveillance is easy The person of taking on the sly of some corner locations is let off in generation because of burnout；Finally, work is set near spectators The mode of personnel brings discomfort to the spectators of normal viewing performance, have impact on them and appreciates the heart of performance Feelings.

As can be seen here, the artificial anti-mode taken on the sly has inborn deficiency, in order to overcome above-mentioned drawback, The anti-operation cost taken on the sly is reduced, improves the anti-operating efficiency taken on the sly, operator always searches for electronics The anti-mode taken on the sly carries out on-site supervision, and anti-take on the sly of electronics has two kinds of developing direction, and one kind is in spectators Made an issue of on hand-held mobile terminal, when mobile terminal is shot, automatic detection is taken on the sly behavior, but this Kind mode may be because that the person of taking on the sly is avoided to the selection of mobile terminal, and another kind is at the scene of taking on the sly Electronic jamming device is disposed, 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 into curtain or dance The back side of platform, infrared facility sends the sightless infrared ray of human eye, if the person of taking on the sly is moving Terminal or video camera are shot, then infrared ray will disturb the video camera imaging of the person of taking on the sly, cause the person of taking on the sly to obtain The image or lower picture quality obtained, can not commercially sell and be propagated on network, so as to have Effect safeguards copyright interest.

But this mode needs to launch infrared ray always, and the transmitting of infrared ray be it is large-scale, Need all to launch infrared ray from each position, cost is higher and poor feasibility.Therefore the electronics at scene is prevented Equipment of taking on the sly also needs to find other break through direction.

In order to overcome above-mentioned deficiency, the present invention has built a kind of high-definition image parallel processing positioned at high in the clouds Platform, on the basis of cloud computing and cloud storage, the behavior to spectators in audience seat can be passed through Detect and taken on the sly by the parameter extraction to site environment to determine to whether there is in audience seat Person, and the position where the person of taking on the sly can be positioned in time.

Fig. 1 is the high-definition image parallel processing platform positioned at high in the clouds according to embodiment of the present invention Block diagram, it is big that the platform, which includes high-definition camera and M high in the clouds application apparatus, M, In 1 natural number, each high in the clouds application apparatus is used for the high-definition image of high-definition camera collection A part of subgraph carries out image procossing, and each high in the clouds application apparatus is set including picture smooth treatment Standby, the sub- equipment of binary conversion treatment and the sub- equipment of adaptive recursive filtering.

Then, the concrete structure of the high-definition image parallel processing platform positioned at high in the clouds to the present invention is continued It is further detailed.

The platform includes：Timer, it is arranged in the Background control room of theatre, based on providing When signal；Ambient brightness sensing equipment, theatre roof middle position is arranged on, for sensing opera The real-time luminosity of institute's internal environment as real time environment brightness to export；Face brightness detection device, if Put in the Background control room of theatre, be connected with face subgraph detection device with reception everyone Face image seat numbering corresponding with its, for each pixel based on everyone face image Gray value calculates the brightness of image of everyone face image to be exported as real-time face brightness.

The platform includes：Brightness deviates from detection device, is arranged in the Background control room of theatre, It is connected respectively with timer, ambient brightness detection device and face brightness detection device, for receiving reality When ambient brightness and receive the real-time face brightness of everyone face image, for each face Subgraph, reach predetermined time period when the time that its real-time face brightness and real time environment brightness deviate from During threshold value, seat numbering corresponding to face subgraph is numbered as targeted seat and exported.

The platform includes：MSP430 single-chip microcomputers, it is arranged in the Background control room of theatre, with Brightness connects away from detection device, for being sent based on targeted seat numbering including targeted seat numbering Driving control signal；Remote control equipment, the roof position being arranged on directly over theatre stage, for MSP430 single-chip microcomputers are connected to receive the driving control signal that MSP430 single-chip microcomputers are sent, and to driving Dynamic control signal is parsed to determine that targeted seat is numbered, and is numbered based on targeted seat and is determined remote control letter Number.

The platform includes：Seat warning lamp, one is set on each spectators seat, for receiving Remote signal is with based on remote signal progress feux rouges warning；High-definition camera, it is arranged on theatre roof Middle position, the auditorium for theater stage opposite of singing in antiphonal style carry out IMAQ to export high definition figure Picture.

The platform includes：Data splitting equipment, positioned at high in the clouds, it is connected, is used for high-definition camera High-definition image is divided into N number of image block, N is the natural number more than 1；Manage high in the clouds command channel Equipment is managed, 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 N number of image block is distributed to M high in the clouds application apparatus, M is the natural number and M more than 1 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, For receiving image block be assigned to, more than one.

Each high in the clouds application apparatus includes：The sub- equipment of gray processing processing, including channel parameters extraction are single Member, weighted value memory cell and gray value computing unit, channel parameters extraction unit are each for receiving Individual image block, extract R passages pixel value, the G passage pictures of each pixel in image block Element value and channel B pixel value, weighted value memory cell are used to prestore R channel weightings value, G Channel weighting value and channel B weighted value, gray value computing unit respectively with channel parameters extraction unit and Weighted value memory cell connects, for each pixel in image block, by R passages pixel value with The products of R channel weighting values, G passages pixel value and the product and channel B picture of G channel weighting values The gray value for the pixel that the product addition of plain value and channel B weighted value is directed to obtaining, and based on figure The gray level image as corresponding to the gray value of each pixel in piecemeal obtains image block；Wherein, R Channel weighting value value is that 0.298839, G channel weighting values value is 0.586811, channel B weighting It is 0.114350 to be worth value.

Each high in the clouds application apparatus includes：Histogram distribution detects sub- equipment, with gray processing processing Equipment connects, for receiving gray level image, and gray level image is carried out grey level histogram processing with Histogram image corresponding to acquisition, when bimodal distribution is presented in histogram image, send global threshold choosing Signal is selected, otherwise, sends non-global threshold selection signal；Threshold value selects sub- equipment, with histogram point Cloth detects the connection of sub- equipment, for when receiving global threshold selection signal, by global threshold 128 Exported as threshold data, when receiving non-global threshold selection signal, by neighbor pixel gray scale Poor threshold value 40 exports as threshold data.

Each high in the clouds application apparatus includes：The sub- equipment of binary conversion treatment, set respectively with threshold value selection It is standby to detect sub- equipment with histogram distribution and connect, for when receiving global threshold selection signal, pin To each pixel in gray level image, when gray value is more than or equal to threshold data, will be directed to Pixel be arranged to white level pixel, when gray value is less than threshold data, by for pixel Point is arranged to black level pixel, and binary image corresponding to output gray level image；At binaryzation Sub- equipment is managed to be additionally operable to when receiving non-global threshold selection signal, for every in gray level image One pixel, calculate vertical direction upwards apart from its 3 pixels pixel gray value conduct Upper grey scale pixel value, calculate gray value of the vertical direction downwards apart from the pixel of its 3 pixels and make For lower grey scale pixel value, calculated level direction to the left apart from its 3 pixels pixel gray value As left grey scale pixel value, calculated level direction to the right apart from its 3 pixels pixel gray scale Value is used as right grey scale pixel value, when the absolute value of upper grey scale pixel value and the difference of lower grey scale pixel value is less than It is less than or equal to threshold equal to threshold data and the absolute value of the difference of left grey scale pixel value and right grey scale pixel value During Value Data, by for pixel be arranged to white level pixel, when upper grey scale pixel value and lower picture The absolute value of the difference of plain gray value be more than threshold data or left grey scale pixel value and right grey scale pixel value it The absolute value of difference is when being more than threshold data, by for pixel be arranged to black level pixel, it is and defeated Go out binary image corresponding to gray level image.

Each high in the clouds application apparatus includes：The sub- equipment of picture smooth treatment, sets with binary conversion treatment Standby connection, for receiving binary image, for each pixel in binary image, works as phase When the trip point of more than half in adjacent all pixels point be present, then by for pixel gray value Retain, otherwise, by for the gray value of pixel be arranged to white level pixel, and export two-value Change smoothed image corresponding to image.

Each high in the clouds application apparatus includes：The sub- equipment of adaptive recursive filtering, with image balance processing The connection of sub- equipment, for receiving smoothed image, smoothed image is performed adaptive recursive filtering processing with Obtain filtering image.

The platform includes：Data merge equipment, positioned at high in the clouds, are connected with M high in the clouds application apparatus, For the filtering image of the sub- equipment output of the adaptive recursive filtering of each high in the clouds application apparatus to be entered Row splices to obtain filtering integral image.

The platform includes：Face subgraph detection device, is arranged in the Background control room of theatre, Merge equipment with data be connected to obtain filtering integral image, integral image will be filtered and prestored Facial contour pattern is matched to detect and be partitioned into each face subgraph in filtering integral image Picture, for everyone face image, determine what is be directed to for its position in integral image is filtered Number at seat corresponding to face subgraph.

Wherein, the determination mode that the real-time face brightness of face subgraph deviates from real time environment brightness is such as Under：When the real-time face brightness of face subgraph is more than real time environment brightness, face subgraph is determined Real-time face brightness deviate from real time environment brightness, when the real-time face brightness of face subgraph is less than During equal to real time environment brightness, determine that the real-time face brightness of face subgraph and real time environment brightness are non- Deviate from.

Wherein, for face subgraph corresponding to seat numbering be spectators institute corresponding to people's face image Theatre seat numbering.

Alternatively, in the platform, in addition to：Mobile hard disk, add for prestoring R passages Weights, G channel weightings value and channel B weighted value；Mobile hard disk is arranged on the Background control of theatre It is indoor；Mobile hard disk is additionally operable to store predetermined time period threshold value；Channel parameters extraction unit, weighting Value memory cell and gray value computing unit are integrated on one piece of surface-mounted integrated circuit；Black level pixel Gray value be 0；The gray value of white level pixel is chosen as 255.

In addition, wave filter, is the device filtered to ripple as its name suggests." ripple " is one non- Normal extensive physical concept, in electronic technology field, " ripple " is narrowly confined to refer in particular to description respectively The value of physical quantity is planted with the process of time fluctuations.The process by the effect of various kinds of sensors, The function of time of voltage or electric current, the time waveform of referred to as various physical quantitys are converted into, or is claimed Be signal.Because the independent variable time is continuous value, referred to as continuous time signal, again Habitually it is referred to as analog signal.

With the generation and rapid development of digital electronic computer technology, for the ease of computer to letter Number handled, generate and continuous time signal is transformed into discrete time letter under sampling theorem guidance Number complete theoretical and method.That is, can be only with original analog signal in series of discrete Between sample value expression primary signal in coordinate points without losing any information, ripple, waveform, signal this It is exactly that modern society relies naturally since what a little concepts were expressed is the change of various physical quantitys in objective world With the carrier of the various information of existence.Information needs to propagate, and what is leaned on is exactly the transmission of waveform signal.Letter Number its generation, conversion, transmission each link may due to the presence of environment and interference and Distortion, even in quite a number of cases, this distortion are also very serious, cause signal and its are taken The information of band is embedded among noise dearly.In order to filter out these noises, recover the signal of script, Various wave filters are needed to use to be filtered processing.

, can not for prior art using the high-definition image parallel processing platform positioned at high in the clouds of the present invention There is provided the technical problem of effective detection of electrons for taking on the sly for performance, by using targetedly, it is high The a series of images processing equipment and image analysis equipment of precision are divided the audience status of auditorium Analysis, also by analyzing the environment at performance scene, on the basis of above-mentioned analysis, to auditorium The behavior of middle pirates shoot person carries out accurate detection and position identification, finally takes aposematic mechanism to enter the person of taking on the sly Row electronic reminding, so as to while avoiding disturbing other spectators to watch, effectively reduce behavior of taking on the sly Occur.

It is understood that although the present invention is disclosed as above with preferred embodiment, but above-mentioned implementation Example is not limited to the present invention.For any those skilled in the art, do not departing from Under technical solution of the present invention ambit, all using the technology contents of the disclosure above to the technology of the present invention Scheme makes many possible changes and modifications, or is revised as the equivalent embodiment of equivalent variations.Therefore, Every content without departing from technical solution of the present invention, the technical spirit according to the present invention is to above example Any simple modifications, equivalents, and modifications done, still fall within technical solution of the present invention protection In the range of.

Claims (2)

1. a kind of high-definition image parallel processing platform positioned at high in the clouds, the platform includes high-definition camera Head and M high in the clouds application apparatus, M are the natural number more than 1, and each high in the clouds application apparatus is used Image procossing, each cloud are carried out in a part of subgraph of the high-definition image gathered to high-definition camera Application apparatus is held to include the sub- equipment of picture smooth treatment, the sub- equipment of binary conversion treatment and the filter of adaptive recurrence Marble equipment.

2. it is located at the high-definition image parallel processing platform in high in the clouds, its feature as claimed in claim 1 It is, the platform includes：

Timer, it is arranged in the Background control room of theatre, for providing timing signal；

Ambient brightness sensing equipment, theatre roof middle position is arranged on, for sensing in theatre The real-time luminosity of portion's environment as real time environment brightness to export；

Face brightness detection device, is arranged in the Background control room of theatre, is examined with face subgraph Measurement equipment connection is with reception everyone face image seat numbering corresponding with its, for based on each The gray value of each pixel of personal face image calculate the brightness of image of everyone face image with Exported as real-time face brightness；

Brightness deviates from detection device, is arranged in the Background control room of theatre, respectively with timer, Ambient brightness detection device connects with face brightness detection device, for receive real time environment brightness and The real-time face brightness of everyone face image is received, for everyone face image, when in fact When time for deviating from of face brightness and real time environment brightness when reaching predetermined time period threshold value, by face Seat numbering corresponding to subgraph is as targeted seat numbering output；

MSP430 single-chip microcomputers, it is arranged in the Background control room of theatre, is set with brightness away from detection Standby connection, the driving control signal of targeted seat numbering is included for being sent based on targeted seat numbering；

Remote control equipment, the roof position being arranged on directly over theatre stage, for mono- with MSP430 Piece machine is connected to receive the driving control signal that MSP430 single-chip microcomputers are sent, and to driving control signal Parsed to determine that targeted seat is numbered, numbered based on targeted seat and determine remote signal；

Seat warning lamp, one is set on each spectators seat, for receive remote signal with based on Remote signal carries out feux rouges warning；

High-definition camera, theatre roof middle position is arranged on, for theater stage opposite of singing in antiphonal style Auditorium carries out IMAQ 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 split Into N number of image block, N is the natural number more than 1；

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 respectively N number of image block；

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 more than 1 Natural number and M be 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, for receiving Image block be assigned to, more than one, each high in the clouds application apparatus include：

The sub- equipment of gray processing processing, including channel parameters extraction unit, weighted value memory cell 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 adds for having prestored R channel weightings value, G channel weightings value and channel B Weights, gray value computing unit are connected with channel parameters extraction unit and weighted value memory cell respectively, For each pixel in image block, by the product of R passages pixel value and R channel weighting values, G passages pixel value and the product and channel B pixel value and channel B weighted value of G channel weighting values The gray value of pixel that is directed to obtaining of product addition, and based on each pixel in image block Gray value obtain image block corresponding to gray level image；Wherein, R channel weightings value value is 0.298839, G channel weighting value value is 0.586811, 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 ash Degreeization image, and grey level histogram processing is carried out to gray level image to obtain corresponding histogram figure Picture, when bimodal distribution is presented in histogram image, global threshold selection signal is sent, otherwise, is sent Non- global threshold selection signal；

Threshold value selects sub- equipment, and detecting sub- equipment with histogram distribution is connected, for receiving During global threshold selection signal, exported global threshold 128 as threshold data, it is non-complete receiving During office's threshold value selection signal, exported neighbor pixel gray difference threshold 40 as threshold data；

The sub- equipment of binary conversion treatment, sub- equipment and histogram distribution detection is selected with threshold value respectively Equipment connects, for when receiving global threshold selection signal, for each in gray level image Individual pixel, 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 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 receiving During non-global threshold selection signal, for each pixel in gray level image, Vertical Square is calculated It is vertical as upper grey scale pixel value, calculating to the gray value 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, calculate water Square to the left apart from its 3 pixels pixel gray value as left grey scale pixel value, calculate Horizontal direction to the right apart from its 3 pixels pixel gray value as right grey scale pixel value, when The absolute value of the difference of upper grey scale pixel value and lower grey scale pixel value is less than or equal to threshold data and left pixel When the absolute value of the difference of gray value and right grey scale pixel value is less than or equal to threshold data, by for pixel Point is arranged to white level pixel, when the absolute value of upper grey scale pixel value and the difference of lower grey scale pixel value is big It is more than threshold data in threshold data or the absolute value of the difference of left grey scale pixel value and right grey scale pixel value When, by for pixel be arranged to black level pixel, and two-value corresponding to output gray level image Change 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, exist when in adjacent all pixels point During the trip point of more than half, then by for pixel gray value retain, otherwise, by for The gray value of pixel is arranged to white level pixel, and exports and smoothly scheme corresponding to binary image Picture；

The sub- equipment of adaptive recursive filtering, it is connected with the sub- equipment of image balance processing, for receiving Smoothed image, adaptive recursive filtering processing is performed to smoothed image 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 The filtering image of the sub- equipment output of adaptive recursive filtering of high in the clouds application apparatus is spliced to obtain Filter integral image；

Face subgraph detection device, is arranged in the Background control room of theatre, merges with data and set Standby connection will filter integral image and the facial contour pattern prestored to obtain filtering integral image Matched to detect and be partitioned into each face subgraph in filtering integral image, for each Face subgraph, the face subgraph for determining to be directed to for its position in integral image is filtered correspond to Seat numbering；

Wherein, the determination mode that the real-time face brightness of face subgraph deviates from real time environment brightness is such as Under：When the real-time face brightness of face subgraph is more than real time environment brightness, face subgraph is determined Real-time face brightness deviate from real time environment brightness, when the real-time face brightness of face subgraph is less than During equal to real time environment brightness, determine that the real-time face brightness of face subgraph and real time environment brightness are non- Deviate from；

Wherein, for face subgraph corresponding to seat numbering be spectators institute corresponding to people's face image Theatre seat numbering；

Mobile hard disk, for prestoring R channel weightings value, G channel weightings value and channel B weighting Value；

Mobile hard disk is arranged in the Background control room of theatre.