CN108711162A - A kind of intelligence is personal to identify monitoring optimization tracking transmission method and system - Google Patents

A kind of intelligence is personal to identify monitoring optimization tracking transmission method and system Download PDF

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CN108711162A
CN108711162A CN201810575666.8A CN201810575666A CN108711162A CN 108711162 A CN108711162 A CN 108711162A CN 201810575666 A CN201810575666 A CN 201810575666A CN 108711162 A CN108711162 A CN 108711162A
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image
target
module
video
data
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张玉
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Hefei Xinyada Intelligent Technology Co Ltd
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Hefei Xinyada Intelligent Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00Image analysis
    • G06T7/20Analysis of motion
    • G06T7/215Motion-based segmentation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00Image enhancement or restoration
    • G06T5/70Denoising; Smoothing
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00Image analysis
    • G06T7/10Segmentation; Edge detection
    • G06T7/194Segmentation; Edge detection involving foreground-background segmentation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00Indexing scheme for image analysis or image enhancement
    • G06T2207/10Image acquisition modality
    • G06T2207/10016Video; Image sequence

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)

Abstract

The invention discloses a kind of intelligence person identification monitoring optimization tracking transmission method and system, method includes acquisition video data, target is confined, foreground extraction target identification, adjusting parameter are determining, video simplifies compression;System includes that video acquisition module, memory module, personal target confine processing module, foreground extracting module, data modeling module, pixel classifications module, personal target generation module, location position module, adjusting parameter generation module, video data compression processing module and communication module.The present invention can accurately extract the personal target in video image, and according to the acquisition angles of the mobile synchronous adjustment video of target and direction, the image for collecting personal target of moment complete display, both the accurate and effective that data volume in transmission of video in turn ensures personal target information had been reduced, there is higher practical value and has been widely applied foreground.

Description

A kind of intelligence is personal to identify monitoring optimization tracking transmission method and system
Technical field
The present invention relates to field of intelligent control technology, and in particular to a kind of intelligence person identification monitoring optimization tracking transmission side Method and system.
Background technology
With the rapid development of social economy, scientific and technological rapid advances, people's lives mode have occurred that change, far Journey video, video surveillance applications it is increasingly wider.Such as long-distance education, it is long-range anywhere, so that it may freely to select It needs the content learnt to be learnt, is installed on the more important field of the public safeties such as commercial square, supermarket and school for another example The video monitoring system of conjunction.
And have more problem for the extraction of personal target during existing video analysis, for example how effectively to determine How personal target eliminates influence of the dynamic background in foreground extraction, how to mitigate influence of the target shadow to Objective extraction And if reducing noise, usually common frame difference method is relatively specific for moving target and the gray scale difference of background is more, and The Computer Vision that background varies less, can not extensive use, other methods also can not effectively solve problem above.
On the other hand, there is also adjust shooting angle based on the coarse localization position of target in video in the prior art Direct-seeding, but the Adjustment precision of this mode is inadequate, is easy to influence shooting picture bad student during adjustment, shooting figure As may be smudgy, and cannot be satisfied the excessive situation of big visual field and goal activities section, it may appear that larger blind area or By recording acquisition at a distance, reality is likely to occur when watching can not accurately track personal target.
In addition in the prior art, video is transmitted by network because being influenced by factors such as network bandwidths, very The phenomenon that being susceptible to off and on influences the effect played.Which kind of mode is either used, to obtain the people of clear and smooth The video display effect of body target is required for the stream medium data generated in dynamic to long-distance video to be effectively compressed.But it is existing There is technology still without providing to personal target targetedly video compress solution.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of personal identify of intelligence and monitors optimization tracking transmission method and be System, can accurately extract the personal target in video image, and the acquisition angles of the mobile synchronous adjustment video according to target And direction, the image for collecting personal target of moment complete display, it had both reduced data volume in transmission of video and has in turn ensured people The accurate and effective of body target information has higher practical value and is widely applied foreground.
The present invention solves technical problem and adopts the following technical scheme that:
The present invention provides a kind of intelligence person identification monitoring optimization tracking transmission methods, include the following steps:
Personal infrared signal, takes following operation after detecting personal infrared signal in S1, cycle detection ambient enviroment:
S11, detection video camera apparatus, and start automatically;
S12, video data is acquired in real time, video data is separated into image data and voice data to be deposited sequentially in time Storage etc. is pending;,
S13, it takes image data pretreatment measure mainly and includes:Target shadow pair is alleviated using HSV color spaces The influence of Objective extraction eliminates salt-pepper noise using median filter, so that image is become simple using image binaryzation, uses Picture noise and filling image cavity are eliminated in extraction respectively for corrosion and expansion in iconology denoising;
S2, each frame image data of the video data of step S1 acquisitions is confined using Faster RCNN progress target, Suggestion box is generated, it is pending according to prefixed time interval T stage extractions storage etc. that the image data in Suggestion box will be generated;
Image data mixed Gauss model in S3, the generation Suggestion box for storing stage extraction in step S2 carries out foreground Extraction identification obtains personal target data, including:
S31, any pixel point in the preceding M frames image in this section of image data is modeled to obtain the probability of the pixel Distribution function:
X indicates the pixel gray value, and at the time of t is that the frame image corresponds to, K is the number for the Gauss model for choosing fitting η is Gaussian probability-density function, and ω belongs to the weight of different functions, μ and ε be respectively n-th of Gauss model of t moment mean value to Amount and covariance matrix;
S32, probability-distribution function P (X are being obtainedt) after, since M+1 frames, after being obtained to each frame image data more New mixed Gauss model is matched with each pixel in present image with mixed Gauss model, if matching, then it is assumed that the picture Vegetarian refreshments is background pixel;Otherwise foreground pixel data are extracted as;
S33, the personal number of targets in each frame image is obtained according to the foreground pixel data combined treatment extracted in S32 According to;
S4, rectangular coordinate system is established as origin using the central point of every frame image, obtains the position of personal target in step S3 Parameter obtains the running orbit of personal target according to the difference of location parameter between consecutive frame image;
S5, according to the running orbit of personal target, obtain including adjustment time interval, angle information, elevation information, movement Adjusting parameter including velocity information adjusts the angle and direction of video acquisition to ensure the person according to obtained adjusting parameter Target is steadily restored at image center position;
S6, the video data of acquisition is transmitted to after handling squeeze operation to server storage user is waited for retrieve for examination, institute Processing squeeze operation is stated to include the following steps:
S61, the personal target handled according to step 4 location parameter according to preset frame number Q, calculate adjacent Q Personal target location variation difference △ S between frame image;
S62, when target location variation difference △ S be more than predetermined threshold value Y when, extremely by adjacent Q frames image whole compression transmission Server;
When target location, variation difference △ S are less than predetermined threshold value Y, adjacent Q frames image is removed according to every a frame One frame image, the video image compression for obtaining scaled-down version are sent into server storage.
Preferably, include Kalman filtering and Morphological scale-space to the processing of foreground pixel data in the step S33.
Preferably, the step S5 is further comprising the steps of:
If adjusting parameter is more than predetermined threshold, the angle and direction of video acquisition is adjusted by max-thresholds, is simultaneously emitted by Abnormal alarm information, closes the road video transfer signal, and access includes the another road video transfer signal of personal target.
Preferably, the distance in the S4 representated by the per unit of rectangular coordinate system is according in advance calibrated visual field Minimum range representated by image minimum resolution converts to obtain.
The present invention also provides a kind of intelligence person identification monitoring optimization tracking Transmission systems, including:
Video acquisition module, including multi-channel video capturing complexes, for acquiring video data in real time, by video data It is separated into image data and voice data and stores sequentially in time etc. pending, and adopted per road video according to adjustment signal adjustment The angle and direction of collection;
Personal detection module, for personal infrared signal in cycle detection ambient enviroment, when detecting personal infrared signal After trigger video acquisition module;
Memory module acquires video data in real time for storing video acquisition;
Personal target confines processing module, the video data for extracting memory module storage, and by each frame picture number It is confined according to using Faster RCNN to carry out target, generates Suggestion box, the image data in Suggestion box will be generated according to preset time It is pending to be spaced T stage extractions storage etc.;
Foreground extracting module is carried out for the image data mixed Gauss model in the generation Suggestion box of stage extraction storage Foreground extraction identifies to obtain personal target data, including:
Data modeling module, for being modeled to obtain to any pixel point in the preceding M frames image in this section of image data The probability-distribution function of the pixel:
X indicates the pixel gray value, and at the time of t is that the frame image corresponds to, K is the number for the Gauss model for choosing fitting η is Gaussian probability-density function, and ω belongs to the weight of different functions, μ and ε be respectively n-th of Gauss model of t moment mean value to Amount and covariance matrix;
Pixel classifications module, for obtaining probability-distribution function P (Xt) after, since M+1 frames, to each frame image Mixed Gauss model is updated after data acquisition, is matched with mixed Gauss model with each pixel in present image, if phase Match, then it is assumed that the pixel is background pixel;Otherwise foreground pixel data are extracted as;
Personal target generation module, for being obtained in each frame image according to the foreground pixel data combined treatment of extraction Personal target data;
Location position module obtains personal target for establishing rectangular coordinate system as origin using the central point of every frame image Location parameter, the running orbit of personal target is obtained according to the difference of location parameter between consecutive frame image;
Adjusting parameter generation module obtains including adjustment time interval, angle for the running orbit according to personal target Adjusting parameter including information, elevation information, motion velocity information, and adjusting parameter is fed back into video acquisition module, video Acquisition module adjusts the angle and direction of video acquisition to ensure that personal target is steadily restored to according to obtained adjusting parameter At image center position;
Video data compression processing module, for according to the obtained location parameter of personal target according to preset frame number Q, Calculate the personal target location variation difference △ S between adjacent Q frames image;When target location, variation difference △ S are more than default threshold When value Y, by adjacent Q frames image whole compression transmission to server;When target location, variation difference △ S are less than predetermined threshold value Y When, adjacent Q frames image is removed into a frame image according to every a frame, obtains the vedio data of scaled-down version and compression;
Communication module, for the video data transmission that acquires video acquisition module to memory module, video counts will be passed through It is sent into server storage according to compressing processing module treated vedio data and adjusting parameter is transmitted to video acquisition Module.
Preferably, the personal target generation module further includes Kalman filtering module and Morphological scale-space module.
Preferably, further include abnormal parameters processing module in the adjusting parameter generation module, for surpassing when adjusting parameter When crossing predetermined threshold, command signal is sent out to video acquisition module, video acquisition module is by max-thresholds adjustment video acquisition Angle and direction is simultaneously emitted by abnormal alarm information, closes the road video transfer signal, and another road of the access comprising personal target regards Keep pouring in defeated signal.
Preferably, further include image pre-processing module, for being carried out before target is confined also to every using Faster RCNN One frame image is pre-processed, including:Influence of the target shadow to Objective extraction is alleviated using HSV color spaces, is used Median filter eliminates salt-pepper noise, so that image is become simple using image binaryzation, using the corrosion in iconology denoising Picture noise and filling image cavity are eliminated in extraction respectively with expansion.
Preferably, the video acquisition complexes include photographic device and adjusting apparatus;
The photographic device includes main photographic device and second camera device, and the second camera device is two, respectively There is 50% visual field that is superimposed with main photographic device, without superimposition between the second camera device;
The adjusting apparatus is used to adjust the angle of the video acquisition of photographic device according to the adjusting parameter that communication module transmits Degree and direction.
Preferably, the size of the number K values of the Gauss model for choosing fitting is 4.
Compared with prior art, the present invention has following advantageous effect:
(1) a kind of intelligence person identification monitoring optimization tracking transmission method of the invention to image data by first carrying out mesh Mark is confined, then carries out foreground extraction using mixed Gauss model, and then accurately obtains personal mesh target area, the use of innovation this Kind combination extraction pattern can pick out moving target from the background of differing complexity, additionally it is possible to effectively avoid due to taking the photograph Being shaken as head causes background variation violent, and efficiently separates background, so as to complete track and identify Deng follow-up works.
(2) a kind of intelligence person identification monitoring optimization tracking transmission method of the invention by the personal target to extraction into Row establishes the position positioning of coordinate system formula, can automatic tracing person target, need not manually adjust, you can accurate in real time pure and fresh The video image information for taking personal target, and the adjustment photographic device that can continue so that user retrieves for examination more clear Chu, experience is more preferably.
(3) a kind of intelligence person identification monitoring optimization tracking transmission method of the invention passes through data compression process, innovation Use according to the position of personal target move degree, carry out simplifying frame number, can fully be opened up during ensureing remote transmission While body target information of leting others have a look at, the transmission quantity of teledata is effectively reduced, to effectively reduce the cost for carrying out remote monitoring.
(4) a kind of intelligence person identification monitoring optimization tracking transmission method of the invention, it is defeated by being positioned to personal target Kalman filtering and Morphological scale-space have been carried out before going out, and are effectively reduced the influence of noise light photograph, are improved target and image Signal-to-noise ratio;Influence of the target shadow to Objective extraction is alleviated using HSV color spaces in image preprocessing simultaneously, is used Median filter eliminates salt-pepper noise, so that image is become simple using image binaryzation, using the corrosion in iconology denoising Picture noise and filling image cavity are eliminated in extraction respectively with expansion.
(5) a kind of intelligence person identification monitoring optimization tracking Transmission system of the invention provides a kind of convenient, fast, high Effect, low cost operation personal target lock-on with mode, system flexibility, the degree of automation are higher, and recognition speed is fast, accuracy rate Height, at the same also have the advantages that it is versatile, open it is strong, autgmentability is strong.
(6) a kind of intelligence person identification monitoring optimization tracking Transmission system of the invention can accurately extract video image In personal target, and according to the acquisition angles of the mobile synchronous adjustment video of target and direction, the acquisition of moment complete display To the image of personal target, the accurate and effective that data volume in transmission of video in turn ensures personal target information had both been reduced, had been had There is higher practical value and is widely applied foreground.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon:
Fig. 1 is a kind of intelligence person identification monitoring optimization tracking transmission method flow chart of the present invention;
Fig. 2 is the particular flow sheet of intelligence person identification monitoring optimization tracking transmission method step S1 of the present invention a kind of;
Fig. 3 is a kind of foreground extraction target identification step of intelligence person identification monitoring optimization tracking transmission method of the present invention Rapid particular flow sheet;
Fig. 4 is that a kind of video of intelligence person identification monitoring optimization tracking transmission method of the present invention simplifies compression step Particular flow sheet;
Fig. 5 is a kind of image preprocessing detailed process of intelligence person identification monitoring optimization tracking transmission method of the present invention Figure;
Fig. 6 is a kind of structural schematic diagram of intelligence person identification monitoring optimization tracking Transmission system of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In addition, those skilled in the art will appreciate that, various aspects of the invention can be implemented as system, method or Computer program product.Therefore, various aspects of the invention can be implemented as the form of software and hardware combining, can unite here Referred to as circuit, " module " or " system ".In addition, in some embodiments, various aspects of the invention are also implemented as The form of computer program product in one or more microprocessors readable medium, comprising micro- in the microprocessor readable medium The readable program code of processor.
Below with reference to according to the method for the embodiment of the present invention, the flow chart of device (system) and computer program product And/or the block diagram description present invention.It should be appreciated that each in each box and flowchart and or block diagram of flowchart and or block diagram The combination of box can be realized by computer program instructions.These computer program instructions can be supplied to all-purpose computer, The processor of special purpose computer or other programmable data processing units, to produce a kind of machine so that these computers Program instruction when executed by a processor of a computer or other programmable data processing device, produces implementation flow chart And/or the device of function action specified in one or more of block diagram box.It can also be these computer program instructions Storage in computer-readable medium, these instruct so that computer, other programmable data processing units or other equipment with Ad hoc fashion works, to which the instruction stored in computer-readable medium is just produced including implementation flow chart and/or block diagram One or more of the instruction of function action specified in box manufacture (article ofmanufacture).Also may be used Make a series of behaviour so that computer program instructions to be loaded on computer, other programmable data processing units or miscellaneous equipment Make step to be executed on computer, other programmable devices or miscellaneous equipment, formed computer realize process, so as to The instruction executed on computer or other programmable devices, which provides, to be realized in one or more of flowchart and or block diagram box Specified in function action process.
As shown in figures 1 to 6, a kind of intelligence person identification monitoring optimization tracking transmission method of the present embodiment, including following step Suddenly:
Personal infrared signal, takes following operation after detecting personal infrared signal in S1, cycle detection ambient enviroment:
S11, detection video camera apparatus, and start automatically;
S12, video data is acquired in real time, video data is separated into image data and voice data to be deposited sequentially in time Storage etc. is pending;
S13, it takes image data pretreatment measure mainly and includes:Target shadow pair is alleviated using HSV color spaces The influence of Objective extraction eliminates salt-pepper noise using median filter, so that image is become simple using image binaryzation, uses Picture noise and filling image cavity are eliminated in extraction respectively for corrosion and expansion in iconology denoising;
S2, each frame image data of the video data of step S1 acquisitions is confined using Faster RCNN progress target, Suggestion box is generated, it is pending according to prefixed time interval T stage extractions storage etc. that the image data in Suggestion box will be generated;
Image data mixed Gauss model in S3, the generation Suggestion box for storing stage extraction in step S2 carries out foreground Extraction identification obtains personal target data, including:
S31, any pixel point in the preceding M frames image in this section of image data is modeled to obtain the probability of the pixel Distribution function:
X indicates the pixel gray value, and at the time of t is that the frame image corresponds to, K is the number for the Gauss model for choosing fitting η is Gaussian probability-density function, and ω belongs to the weight of different functions, μ and ε be respectively n-th of Gauss model of t moment mean value to Amount and covariance matrix;
S32, probability-distribution function P (X are being obtainedt) after, since M+1 frames, after being obtained to each frame image data more New mixed Gauss model is matched with each pixel in present image with mixed Gauss model, if matching, then it is assumed that the picture Vegetarian refreshments is background pixel;Otherwise foreground pixel data are extracted as;
S33, the personal number of targets in each frame image is obtained according to the foreground pixel data combined treatment extracted in S32 According to;
S4, rectangular coordinate system is established as origin using the central point of every frame image, obtains the position of personal target in step S3 Parameter obtains the running orbit of personal target according to the difference of location parameter between consecutive frame image;
S5, according to the running orbit of personal target, obtain including adjustment time interval, angle information, elevation information, movement Adjusting parameter including velocity information adjusts the angle and direction of video acquisition to ensure the person according to obtained adjusting parameter Target is steadily restored at image center position;
S6, the video data of acquisition is transmitted to after handling squeeze operation to server storage user is waited for retrieve for examination, institute Processing squeeze operation is stated to include the following steps:
S61, the personal target handled according to step 4 location parameter according to preset frame number Q, calculate adjacent Q Personal target location variation difference △ S between frame image;
S62, when target location variation difference △ S be more than predetermined threshold value Y when, extremely by adjacent Q frames image whole compression transmission Server;
When target location, variation difference △ S are less than predetermined threshold value Y, adjacent Q frames image is removed according to every a frame One frame image, the video image compression for obtaining scaled-down version are sent into server storage.
Include Kalman filtering and Morphological scale-space to the processing of foreground pixel data in the present embodiment step S33.
The present embodiment step S5 is further comprising the steps of:
If adjusting parameter is more than predetermined threshold, the angle and direction of video acquisition is adjusted by max-thresholds, is simultaneously emitted by Abnormal alarm information, closes the road video transfer signal, and access includes the another road video transfer signal of personal target.
Distance in S4 described in the present embodiment step representated by the per unit of rectangular coordinate system is according in advance calibrated Minimum range in visual field representated by image minimum resolution converts to obtain.
A kind of intelligence person identification monitoring optimization tracking Transmission system in the present embodiment, including:
Video acquisition module, including multi-channel video capturing complexes, for acquiring video data in real time, by video data It is separated into image data and voice data and stores sequentially in time etc. pending, and adopted per road video according to adjustment signal adjustment The angle and direction of collection;
Personal detection module, for personal infrared signal in cycle detection ambient enviroment, when detecting personal infrared signal After trigger video acquisition module;
Memory module acquires video data in real time for storing video acquisition;
Personal target confines processing module, the video data for extracting memory module storage, and by each frame picture number It is confined according to using Faster RCNN to carry out target, generates Suggestion box, the image data in Suggestion box will be generated according to preset time It is pending to be spaced T stage extractions storage etc.;
Foreground extracting module is carried out for the image data mixed Gauss model in the generation Suggestion box of stage extraction storage Foreground extraction identifies to obtain personal target data, including:
Data modeling module, for being modeled to obtain to any pixel point in the preceding M frames image in this section of image data The probability-distribution function of the pixel:
X indicates the pixel gray value, and at the time of t is that the frame image corresponds to, K is for the Gauss model for choosing fitting Number, η is Gaussian probability-density function, and ω belongs to the weight of different functions, and μ and ε are the equal of n-th of Gauss model of t moment respectively It is worth vector sum covariance matrix;
Pixel classifications module, for obtaining probability-distribution function P (Xt) after, since M+1 frames, to each frame image Mixed Gauss model is updated after data acquisition, is matched with mixed Gauss model with each pixel in present image, if phase Match, then it is assumed that the pixel is background pixel;Otherwise foreground pixel data are extracted as;
Personal target generation module, for being obtained in each frame image according to the foreground pixel data combined treatment of extraction Personal target data;
Location position module obtains personal target for establishing rectangular coordinate system as origin using the central point of every frame image Location parameter, the running orbit of personal target is obtained according to the difference of location parameter between consecutive frame image;
Adjusting parameter generation module obtains including adjustment time interval, angle for the running orbit according to personal target Adjusting parameter including information, elevation information, motion velocity information, and adjusting parameter is fed back into video acquisition module, video Acquisition module adjusts the angle and direction of video acquisition to ensure that personal target is steadily restored to according to obtained adjusting parameter At image center position;
Video data compression processing module, for according to the obtained location parameter of personal target according to preset frame number Q, Calculate the personal target location variation difference △ S between adjacent Q frames image;When target location, variation difference △ S are more than default threshold When value Y, by adjacent Q frames image whole compression transmission to server;When target location, variation difference △ S are less than predetermined threshold value Y When, adjacent Q frames image is removed into a frame image according to every a frame, obtains the vedio data of scaled-down version and compression;
Communication module, for the video data transmission that acquires video acquisition module to memory module, video counts will be passed through It is sent into server storage according to compressing processing module treated vedio data and adjusting parameter is transmitted to video acquisition Module.
Personal target generation module in the present embodiment further includes Kalman filtering module and Morphological scale-space module.
Further include abnormal parameters processing module in adjusting parameter generation module in the present embodiment, for surpassing when adjusting parameter When crossing predetermined threshold, command signal is sent out to video acquisition module, video acquisition module is by max-thresholds adjustment video acquisition Angle and direction is simultaneously emitted by abnormal alarm information, closes the road video transfer signal, and another road of the access comprising personal target regards Keep pouring in defeated signal.
Intelligence person identification monitoring optimization tracking Transmission system in the present embodiment further includes image pre-processing module, is used for It is carrying out also pre-processing each frame image before target is confined using Faster RCNN, including:It is empty using HSV colors Between alleviate influence of the target shadow to Objective extraction, salt-pepper noise is eliminated using median filter, using image binaryzation So that image is become simple, using in iconology denoising corrosion and expansion picture noise is eliminated in extraction respectively and filling image is empty Hole.
Video acquisition complexes in the present embodiment include photographic device and adjusting apparatus;
The photographic device includes main photographic device and second camera device, and the second camera device is two, respectively There is 50% visual field that is superimposed with main photographic device, without superimposition between the second camera device;
The adjusting apparatus is used to adjust the angle of the video acquisition of photographic device according to the adjusting parameter that communication module transmits Degree and direction.
The size of the number K values of the Gauss model of fitting in this implementation is 4.
Significant progress and substantive distinguishing features in the present embodiment compared with the existing technology are analyzed as follows:
First video image is pre-processed in this implementation, including target shadow pair is alleviated using HSV color spaces The influence of Objective extraction eliminates salt-pepper noise using median filter, so that image is become simple using image binaryzation, uses Picture noise and filling image cavity are eliminated in extraction respectively for corrosion in iconology denoising and expansion, confined for subsequent target and Foreground extraction reduces the bit error rate and difficulty, special to select these types operation that reach synergistic effect, at video image The factor that may be influenced in reason is substantially investigated one time, and the precision of subsequent processing is effectively raised;
Secondly creative in the application that first personal target is substantially confined using Faster RCNN, then using mixed Close Gauss model carry out foreground extraction can effectively solve due to camera shake etc. caused by background variation acutely so as to cause The bad problem of foreground extraction effect, after substantially being confined to personal target using Faster RCNN, frame is just used as one The foundation that a noise is eliminated carries out foreground extraction using mixed Gauss model when subsequently carrying out foreground extraction, and uses picture Vegetarian refreshments models, and to newly being compared one by one into pixel, while each frame new images in this way can into mixed Gauss model is all updated The degree of fitting of Gauss model is increased as possible, by test of many times in the present embodiment, the Gauss model being fitted using 4 can be It is achieved a better balance in speed and effect;
The application, using coordinate system is established, determines the position of person target, obtains its variable quantity after the determination of personal target, So as to adjust the angle and direction of video acquisition or even the transmission path of Switch Video, quickly will clearly be needed to accurate The target video image acquisition storage transmission of tracking deletes picture frame width number additionally by comparing displacement distance to be spaced, The data volume for effectively reducing transmission has saved resource and has improved rate, also ensures data accurate and effective;
Kalman filtering and Morphological scale-space also have been carried out to it before personal target final output in the present embodiment, it can Realize the smooth of personal target so that track to obtain better vision and the effect of sense organ in humanbody moving object.
In the overall process that the application tracks the extraction of personal target, whole optimization and design so that Objective extraction is more For accurate, tracking is more timely, feedback is more smoothly, practical effect impression is more preferable, have compared with the existing technology notable Progress and substantive distinguishing features.
Flow chart and block diagram in attached drawing show the system, method and computer journey of multiple embodiments according to the present invention The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation A part for a part for one module, section or code of table, the module, section or code includes one or more uses The executable instruction of the logic function as defined in realization.It should also be noted that in some implementations as replacements, being marked in box The function of note can also occur in a different order than that indicated in the drawings.For example, two continuous boxes can essentially base Originally it is performed in parallel, they can also be executed in the opposite order sometimes, this is depended on the functions involved.It is also noted that It is the combination of each box in block diagram and or flow chart and the box in block diagram and or flow chart, can uses and execute rule The dedicated hardware based system of fixed function or action is realized, or can use the group of specialized hardware and computer instruction It closes to realize.
A kind of intelligence person identification monitoring optimization tracking transmission method of the present invention can be extracted accurately in video image Personal target, and collected according to the acquisition angles and direction, moment complete display of the mobile synchronous adjustment video of target The image of personal target had both reduced the accurate and effective that data volume in transmission of video in turn ensures personal target information, had had Higher practical value and it is widely applied foreground.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (10)

1. a kind of intelligence person identification monitoring optimization tracking transmission method, which is characterized in that include the following steps:
Personal infrared signal, takes following operation after detecting personal infrared signal in S1, cycle detection ambient enviroment:
S11, detection video camera apparatus, and start automatically;
S12, video data is acquired in real time, video data is separated into image data and voice data to be stored sequentially in time It is pending;
S13, it takes image data pretreatment measure mainly and includes:Target shadow is alleviated to target using HSV color spaces The influence of extraction eliminates salt-pepper noise using median filter, so that image is become simple using image binaryzation, using image Learning corrosion and expansion in denoising, picture noise and filling image cavity are eliminated in extraction respectively;
S2, each frame image data of the video data of step S1 acquisitions is confined using Faster RCNN progress target, is generated It is pending according to prefixed time interval T stage extractions storage etc. will to generate the image data in Suggestion box for Suggestion box;
Image data mixed Gauss model in S3, the generation Suggestion box for storing stage extraction in step S2 carries out foreground extraction Identification obtains personal target data, including:
S31, any pixel point in the preceding M frames image in this section of image data is modeled to obtain the probability distribution of the pixel Function:
X indicates the pixel gray value, and at the time of t is that the frame image corresponds to, K is the number for the Gauss model for choosing fitting, and η is Gaussian probability-density function, ω belong to the weight of different functions, and μ and ε are the mean vector of n-th of Gauss model of t moment respectively And covariance matrix;
S32, probability-distribution function P (X are being obtainedt) after, since M+1 frames, updates and mix after being obtained to each frame image data Gauss model is matched with each pixel in present image with mixed Gauss model, if matching, then it is assumed that the pixel is Background pixel;Otherwise foreground pixel data are extracted as;
S33, the personal target data in each frame image is obtained according to the foreground pixel data combined treatment extracted in S32;
S4, rectangular coordinate system is established as origin using the central point of every frame image, obtains the location parameter of personal target in step S3, The running orbit of personal target is obtained according to the difference of location parameter between consecutive frame image;
S5, according to the running orbit of personal target, obtain including adjustment time interval, angle information, elevation information, movement velocity Adjusting parameter including information adjusts the angle and direction of video acquisition to ensure personal target according to obtained adjusting parameter Steadily it is restored at image center position;
S6, the video data of acquisition is transmitted to after handling squeeze operation to server storage user is waited for retrieve for examination, the place Reason squeeze operation includes the following steps:
S61, the personal target handled according to step 4 location parameter according to preset frame number Q, calculate adjacent Q frames figure Personal target location variation difference DELTA S as between;
S62, when target location variation difference DELTA S be more than predetermined threshold value Y when, by adjacent Q frames image whole compression transmission to service Device;
When variation difference DELTA S is less than predetermined threshold value Y when target location, adjacent Q frames image is removed into a frame according to every a frame Image, the video image compression for obtaining scaled-down version are sent into server storage.
2. a kind of intelligence person identification monitoring optimization tracking transmission method according to claim 1, which is characterized in that described Include Kalman filtering and Morphological scale-space to the processing of foreground pixel data in step S33.
3. a kind of intelligence person identification monitoring optimization tracking transmission method according to claim 1, which is characterized in that described Step S5 is further comprising the steps of:
If adjusting parameter is more than predetermined threshold, the angle and direction of video acquisition is adjusted by max-thresholds, is simultaneously emitted by exception Warning message, closes the road video transfer signal, and access includes the another road video transfer signal of personal target.
4. a kind of intelligence person identification monitoring optimization tracking transmission method according to claim 1, which is characterized in that described Distance in S4 representated by the per unit of rectangular coordinate system is according to image minimum resolution institute's generation in advance calibrated visual field The minimum range of table converts to obtain.
5. a kind of intelligence person identification monitoring optimization tracking Transmission system, which is characterized in that including:
Video acquisition module, including multi-channel video capturing complexes detach video data for acquiring video data in real time Stored sequentially in time etc. at image data and voice data it is pending, and according to adjustment signal adjustment per road video acquisition Angle and direction;
Personal detection module is touched for personal infrared signal in cycle detection ambient enviroment after detecting personal infrared signal Send out video acquisition module;
Memory module acquires video data in real time for storing video acquisition;
Personal target confines processing module, the video data for extracting memory module storage, and each frame image data is made Target is carried out with Faster RCNN to confine, generates Suggestion box, will generate the image data in Suggestion box according to prefixed time interval T stage extractions storage etc. is pending;
Foreground extracting module carries out foreground for the image data mixed Gauss model in the generation Suggestion box of stage extraction storage Extraction identification obtains personal target data, including:
Data modeling module, for being modeled to obtain the picture to any pixel point in the preceding M frames image in this section of image data The probability-distribution function of vegetarian refreshments:
X indicates the pixel gray value, and at the time of t is that the frame image corresponds to, K is the number for the Gauss model for choosing fitting, and η is Gaussian probability-density function, ω belong to the weight of different functions, and μ and ε are the mean vector of n-th of Gauss model of t moment respectively And covariance matrix;
Pixel classifications module, for obtaining probability-distribution function P (Xt) after, since M+1 frames, to each frame image data Mixed Gauss model is updated after acquisition, is matched with mixed Gauss model with each pixel in present image, if matching, Think that the pixel is background pixel;Otherwise foreground pixel data are extracted as;
Personal target generation module, for obtaining the person in each frame image according to the foreground pixel data combined treatment of extraction Target data;
Location position module obtains the position of personal target for establishing rectangular coordinate system as origin using the central point of every frame image Parameter is set, the running orbit of personal target is obtained according to the difference of location parameter between consecutive frame image;
Adjusting parameter generation module obtains including adjustment time interval, angle letter for the running orbit according to personal target Adjusting parameter including breath, elevation information, motion velocity information, and adjusting parameter is fed back into video acquisition module, video is adopted Collection module adjusts the angle and direction of video acquisition to ensure that personal target is steadily restored in place according to obtained adjusting parameter At image center position;
Video data compression processing module, for, according to preset frame number Q, being calculated according to the location parameter of obtained personal target Go out the variation difference DELTA S of the personal target location between adjacent Q frames image;When target location, variation difference DELTA S is more than predetermined threshold value Y When, by adjacent Q frames image whole compression transmission to server;When target location, variation difference DELTA S is less than predetermined threshold value Y, Adjacent Q frames image is removed into a frame image according to every a frame, obtains the vedio data of scaled-down version and compression;
Communication module, for the video data transmission that acquires video acquisition module to memory module, video data pressure will be passed through Contracting processing module treated vedio data is sent into server storage and adjusting parameter is transmitted to video acquisition module.
6. a kind of intelligence person identification monitoring optimization tracking Transmission system according to claim 5, which is characterized in that described Personal target generation module further includes Kalman filtering module and Morphological scale-space module.
7. a kind of intelligence person identification monitoring optimization tracking Transmission system according to claim 5, which is characterized in that described Further include abnormal parameters processing module in adjusting parameter generation module, is used for when adjusting parameter is more than predetermined threshold, to video Acquisition module sends out command signal, and video acquisition module is simultaneously emitted by by the angle and direction of max-thresholds adjustment video acquisition Abnormal alarm information, closes the road video transfer signal, and access includes the another road video transfer signal of personal target.
8. a kind of intelligence person identification monitoring optimization tracking Transmission system according to claim 5, which is characterized in that also wrap Image pre-processing module is included, for carrying out also having carried out pre- place to each frame image before target is confined using Faster RCNN Reason, including:Influence of the target shadow to Objective extraction is alleviated using HSV color spaces, green pepper is eliminated using median filter Salt noise, using image binaryzation make image become it is simple, using in iconology denoising corrosion and expansion respectively extraction eliminate Picture noise and filling image cavity.
9. a kind of intelligence person identification monitoring optimization tracking Transmission system according to claim 5, which is characterized in that described Video acquisition complexes include photographic device and adjusting apparatus;
The photographic device includes main photographic device and second camera device, and the second camera device is two, respectively with master Photographic device has a 50% superposition visual field, without superimposition between the second camera device;
The adjusting parameter that the adjusting apparatus is used to transmit according to communication module adjust the angle of the video acquisition of photographic device with Direction.
10. a kind of intelligence person identification monitoring optimization tracking Transmission system according to claim 5, which is characterized in that institute The size for stating K values is 4.
CN201810575666.8A 2018-06-06 2018-06-06 A kind of intelligence is personal to identify monitoring optimization tracking transmission method and system Withdrawn CN108711162A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111145456A (en) * 2018-11-06 2020-05-12 天地融科技股份有限公司 Risk detection method, device and system based on background collaboration
CN111263107A (en) * 2018-12-03 2020-06-09 浙江宇视科技有限公司 Video data processing method, device, equipment and system
CN117853345A (en) * 2024-03-07 2024-04-09 吉林大学 Image optimization method and system for traditional Chinese medicine tongue diagnosis and tongue image imaging
CN117939044A (en) * 2024-03-22 2024-04-26 广东九安智能科技股份有限公司 Video intelligent storage management system suitable for wireless video monitoring system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111145456A (en) * 2018-11-06 2020-05-12 天地融科技股份有限公司 Risk detection method, device and system based on background collaboration
CN111263107A (en) * 2018-12-03 2020-06-09 浙江宇视科技有限公司 Video data processing method, device, equipment and system
CN111263107B (en) * 2018-12-03 2021-09-28 浙江宇视科技有限公司 Video data processing method, device, equipment and system
CN117853345A (en) * 2024-03-07 2024-04-09 吉林大学 Image optimization method and system for traditional Chinese medicine tongue diagnosis and tongue image imaging
CN117853345B (en) * 2024-03-07 2024-05-24 吉林大学 Image optimization method and system for traditional Chinese medicine tongue diagnosis and tongue image imaging
CN117939044A (en) * 2024-03-22 2024-04-26 广东九安智能科技股份有限公司 Video intelligent storage management system suitable for wireless video monitoring system
CN117939044B (en) * 2024-03-22 2024-06-04 广东九安智能科技股份有限公司 Video intelligent storage management system suitable for wireless video monitoring system

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