CN105828030A - Video investigation mobile terminal system - Google Patents
Video investigation mobile terminal system Download PDFInfo
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- CN105828030A CN105828030A CN201610143636.0A CN201610143636A CN105828030A CN 105828030 A CN105828030 A CN 105828030A CN 201610143636 A CN201610143636 A CN 201610143636A CN 105828030 A CN105828030 A CN 105828030A
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- video
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/40—Scenes; Scene-specific elements in video content
- G06V20/46—Extracting features or characteristics from the video content, e.g. video fingerprints, representative shots or key frames
Abstract
The invention discloses a video investigation mobile terminal system. The system is composed of a video acquisition device, an involved video storage device, and a video decoding and transcoding device. The video acquisition device is used for collecting video files on different monitoring devices; the involved video storage device is used for storing and managing the video filed led out from the video acquisition device; and the video decoding and transcoding device is used for converting the video files with different codes and formats in the involved video storage device into video files in a unified standard format and then playing the video files. According to the invention, an urgent problem that the existing video investigation service faces currently can be solved; the work flow of video investigation is straightened out; functions of event field recording format standardization, image abstract and retrieving, and video image parsing and processing and the like are realized; and a rapid analysis on the primary scene at the first time can be carried out.
Description
Technical field
The present invention relates to Video Supervision Technique, more particularly, it relates to a kind of video investigation mobile terminal system.
Background technology
Video monitoring investigates the case in Public Security Organs and plays the biggest effect, but, at present, following shortcoming there is also for the collection of video and analyzing and processing aspect:
(1) video monitoring system of Public Security Organs's construction is mainly in emphasis section, is difficult to cover each corner in city, and most case source video sequence is in the video monitoring system in society face.Differ owing to the video monitoring system building time in society face is new and old, construction quality is uneven, management and maintenance levels also height is different, the video record file thus resulting in society face gathers extremely difficult, to such an extent as to the needs sometimes studied and judged for case, the acquisition and memory system equipment of DVR or PC formula is moved back to Public Security Organs.Meanwhile, Public Security Organs self also lacks the video record collection of resources instrument of specialty, is difficult to gather fast and effectively cases associated video image resource.
(2) in same case, gather the number of videos returned many, after some time it is possible to reach the hard disk of several pieces of even ten polyliths, when policeman takes public security bureau's process, one piece of block hard disk need to be received just know to have put what video a little in hard disk on computer, reduce case handling efficiency.
(3) because of the uncertainty of suspect, often when investigating a case, all can copy by a range of for spot periphery video, tissue special messenger divides the work viewing, when case associated video video file is less, the detection on case affects smaller；But, when case video record file is a lot, a large amount of investigator can be taken to watch video file, in order to ensure the viewing quality of video image, prevent investigator from causing attention and observational ability to decline long lasting for viewing, need to limit the time that investigator the most persistently watches.So, in the case of case video record file is more, the time of viewing video image, by longer, consumes great human and material resources.
(4) owing to lacking, unified video monitoring file format standard and producer be different to consideration, the technical merit of number one, particular/special requirement to video monitoring system itself, different producer's video monitoring file formats is different, as: asf, dS-VIDEO, H64,3gp, 800, mpg, vgz, CIF, 4CIF, QCIF etc., the monitor video file of these different-formats typically just can only can open preview with the dedicated video player that each company carries.
(5) lack effective fast video and process means and the handling implement of video image, the case element informations such as the relevant people of cases, car, thing cannot be quickly found, study and judge to video and bring bigger difficulty, often to take a long time and just can find valuable clue content.Meanwhile, though having built the most perfect Tu Zhen department, being equipped with special organization and personnel, but lacking the business platform that video is studied and judged, lack effective video and study and judge means and method.As: the structured analysis of video, space-time track portray analysis etc..
(6) due to factors such as weather, environment, equipment, often there is video blur in the image resource that policeman in charge of the case collects, it is impossible to effectively see target clearly, it is difficult to find out valuable clue in gathering the video returned.
(7) the current case effective management means of video image resource shortage.Although case clue to have been carried out unified management, such as: establish independent file for each case, each file preserves the video file of all clues of this case.But in the recycling of clue, it is difficult to find relevant video content, could can only be found by the search of computer by the filename that clue is recorded a video now, but filename is to be difficult to by video content description clearly.After some clue collections are returned simultaneously, examine the most timely, study and judge, cause clue to overstock, miss the opportune time investigated and prosecuted.
(8) precondition of the part association of combining related cases of video: firstly the need of having complete merit information and studying and judging content, next needs description structurized to clue video content, finally needs these information unification structured storage.The contents such as the figure and features feature of, suspect specific according to merit information, crime means, tool used in crime, crime realize video and combine related cases analysis and associate, and the clue video management mode of current this folder-type, being difficult to carries out combining related cases analyzes and associates.
Summary of the invention
Shortcoming for prior art, it is an object of the invention to provide a kind of video investigation mobile terminal system, solve the pressing problem that existing video investigation business faces at present, make the workflow of video investigation in order, realize cases live video standardized format, image hashing and the function such as retrieval, video image dissection process, the quick analysis of the very first time, primary scene can be carried out.
To achieve these goals, the technical scheme is that a kind of video investigation mobile terminal system, it includes video acquisition device, case-involving video storage device, video decoding transcoding device, described video acquisition device is for gathering the video file on different monitoring equipment, the video file that described case-involving video storage device is derived from described video acquisition device for storage and management, described video decoding transcoding device is for by different coding in described case-involving video storage device, the video file of form is converted to unified reference format video file and plays out.
As a modification of the present invention, also include that video frequency abstract checks device, described video frequency abstract checks that device is ranked into short-movie plays out for the mobile object in video file is extracted, and carries out conditional information retrieval, quick Search and Orientation suspected target by characteristic parameter.
As a modification of the present invention, described characteristic parameter includes the direction of motion, object size, color, cross-line, region, time period.
As a modification of the present invention, also including video dissection process device, described video dissection process device for processing fuzzy video or image, reduces picture clearly.
As a modification of the present invention, also include case sharing means, described case sharing means for storing case image, video and relevant case information after process, and carry out complete alert share and generate study and judge report, thus carry out analysis of combining related cases.
As a modification of the present invention, described video acquisition device includes NFC read write line, video acquisition unit and the data-interface being connected with described video acquisition unit, and described data-interface includes two or more data-interfaces.
As a modification of the present invention, described data-interface includes DVI keyset, VGA keyset, HDMI, S-VIDEO interface, SATA interface, ide interface, USB interface and LAN kilomega network interface.
Compared with prior art, precision strike rate of the present invention is higher, and loss is greatly reduced, can precision strike criminal offence；Collaborative work efficiency is high, compares made Target and searches, has the improved efficiency of decades of times；Searching target is more intelligent, and investigator can be easily accomplished examining of multitude of video data；Image procossing is apparent, and the sharpening to common-denominator target, closer to truth；Support various video analytic function, use the various video analysis means such as video index, video frequency abstract, video frequency searching, video editing, dissection process, improve video and automatically analyze ability, promote policeman depending on detecing technical merit；Docking video image networked platforms, degree of depth association networked platforms and depending on detecing platform, it is achieved conveniently unified to networking monitor video image gathers, support is directly transferred monitoring image and is carried out cases Video processing, studies and judges, is managed collectively.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and detailed description of the invention, structure and Advantageous Effects thereof to the present invention are described in detail.
Fig. 1 is the process chart of video investigation mobile terminal system of the present invention.
Detailed description of the invention
In order to make the goal of the invention of the present invention, technical scheme and Advantageous Effects thereof become apparent from, below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.It should be appreciated that the detailed description of the invention described in this specification is only used to explain the present invention, it is not intended to limit the present invention.
Video investigation mobile terminal system of the present invention includes that video acquisition device, case-involving video storage device, video decoding transcoding device, video frequency abstract check device, video dissection process device and case sharing means.Aforementioned means can be integrated in portable computer.
Video acquisition device includes video acquisition unit and the data-interface being connected with described video acquisition unit, video acquisition unit is connected with NFC read write line, and data-interface includes DVI keyset, VGA keyset, HDMI, S-VIDEO interface, SATA interface, ide interface, USB interface and LAN kilomega network interface.
Referring to Fig. 1, video investigation mobile terminal system of the present invention has included all functions of video investigation: the video acquisition of spot, Classification Management, Video processing, study and judge filing, studies and judges report to generation, and its handling process is as follows:
(1) the case-involving video of Skynet system can be carried out download online to video acquisition device by double gigabit network cable interfaces；DVI, VGA, HDMI, S-VIDEO video acquisition interface that the monitoring DVR of various different manufacturers is connected on video acquisition device, carries out high speed acquisition by built-in single channel high/standard definition acquisition module, and maximum adopts rate 1920x1080p60fps；Existing picture such as some oxidation of DVR interface, loose contact etc. is caused by environmental factors, SATA or the IDE hard-disk interface that hard disk (SATA, IDE) is connected on equipment by data wire, carry out the rapid copy of video data, hard disk mirror-image makes, and hard disk is to copying.
(2) gather the video of returning, Blu-ray Disc dish at quarter can be carried out according to the type such as case, time and reach 100G preservation.
(3) scope as related to because of case is wide, and the video that collection is returned is many because of quantity, it is possible to take the capacity of several even dozens of hard disk, if it is desired to know in hard disk equipped with what content, it is necessary to each connects computer and just can know that.Use NFC electronic tag to carry out hard disk information mark (gathering people, time, place, content Description etc.), use mobile phone or the portable equipment of band NFC function, sweep and be known that hard disk relevant information.
(4) gathering the case-involving video returned can classify preservations, a key uploads to carry out in case-involving view storehouse to be checked preserving manage
(5) video because different manufacturers has respective Video coding, it is usually off-gauge format video, could need to play with the special player that producer provides, use omnipotent player can be decoded the video of all kinds of different coding different-formats playing and video can being carried out transcoding, change into the S-VIDEOI video of reference format, conveniently video is carried out subsequent processes.nullProcess 1 hour original video single channel disposal ability≤3 minute、The noncanonical format video file of the most each compatible producer each model of various brands，Can play across form、Automatically identify that type one key of video recording i.e. can be exchanged into general S-VIDEOI form、Immediately consult directly support each producer video file playing back videos and support 1/8 multiple to 16 speeds slow/put and drag progress bar soon and carry out fast browsing、Audio-visual synchronization conversion simultaneously transducing audio and video also keep audio-visual synchronization，Picture quality after conversion keeps consistent with original image、Various resolution are supported in the video recording of conversion output，Including 160x120,176x144,320x240,352x288,640x480,704x480,704x576,720P,1080P etc..
(6) in massive video, search suspected target, a large amount of manpower and time need to be spent, seriously can delay the Best Times handled a case.By video frequency abstract software, mobile object is extracted and is ranked into short-movie and plays out, carry out conditional information retrieval, quick Search and Orientation suspected target by the direction of motion, object size, color, cross-line, region, time period etc..Performance quickly tracked down and arrest by image: process 1 hour original video single channel disposal ability, average time≤8 minute；Video frequency abstract file size after process is less than the 20% of original video files volume；Duration≤1s mobile object can be detected；Vedio color, regional extent are searched for: support that multiple color and regional extent scan for；Structuring process video resolution support:
qCIF,CIF,VGA,D1,720P,1080P；The resolution support of export structure video:
qCIF,CIF,VGA,D1,720P,1080P；The reproduction time of structuring video is less than 1/10 (can be by regulation density, interested/exclusionary zone selects to carry out free control) of original video duration；The shortest identification object time: 200 milliseconds.
(7) cause the fuzzy of picture because of factors such as environment, camera gun quality, use and resolve software, professional image software carries out processing fuzzy video or image, reduce picture clearly.
Analytical algorithm model manipulation step is: the electrodeless fade operation of slide bar type drags slide bar, and image processing effect presents in real time；One key mist elimination, dark details brightness enhancement function；Dark details strengthens: the video causing insufficient light is crossed black or the most secretly carries out light filling, makes picture be apparent from becoming clear；Video reciprocal cross is wrong, removes interlacing and processes: eliminates some video aliasing problems at object edge, and " wire drawing " phenomenon in motion interlaced picture；To over-exposed video by combination Weakening treatment, auxiliary identification image detail；Cross-color correcting function；Details sharpens function；One key repeatedly order snapshot functions, is not less than 8 photos, it is not necessary to manually arrange, intercepts snapshot automatic super-resolution interpolation amplification；Image stabilizing function；Image rotation function.
Fuzzy image processing step is: motion blur automatic business processing function；Defocusing blurring automatic business processing function；Motion blur manually accurate regulatory function；Defocusing blurring manually accurate regulatory function；Multiple image denoising function；Form and aspect saturation regulatory function；Super-resolution rebuilding function；Three-dimensional measurement function；Observation property enlarging function；RGB overview function；Image correction function；Periodic stripe removes function；Geometric transformation function；Periodic noise removes function；Frame interested and region are gathered and preserves function；Multiframe merges decrease of noise functions；CYMK Color Channel separation function；Video image can carry out CMY observation, HSV observes, YUV observes, LUV observes, XYZ observes, Lab observes；Flake zero offset capability；Image measurement marking Function: add textual annotation, angular surveying, linear measure longimetry and add various figure and word marking etc.；Super-resolution function；Background removal functional Perspective mapping function；Fringes noise removes function: ghost image removes function；Texture splicing function complex background removes function；Free overlaying function 27 > feature comparison function；Remove Zhu Cunmo, remove Mo Cunzhu, eliminate the function such as coat；Geometry comparison function；Presenting the effect processing modulation in real time, process limit, limit is play.
(8) case image, video and the relevant case information after process, it is entered into case resources bank, carries out complete alert shared.Report is studied and judged in generation, and can carry out analysis of combining related cases, and related case is found out.
The present invention concrete application in certain case is as follows:
The theft homicide case of certain supermarket, criminal detective is with carrying out transferring collection according to the case-involving monitoring camera of spot and periphery (sky net and among the people build), because each DVR plate, model, interface are different, even hard disk is deleted to get off to be directly connected to video acquisition device and carry out the collection of video data by connecting DVI, VGA, HDMI, USB3.0, network interface respectively.
Because case-involving photographic head is the widest, gather the case-involving video returned the most, quantity reaches up to 5 hard disks of 10T, uses NFC electronic tag to be attached on hard disk and mark case-involving video acquisition information (title of a cause, gather people, acquisition time, camera position, video content summary etc.) of being correlated with and uses the mobile phone of band NFC function or portable NFC reading equipment to sweep electronic tag and just may know that the associated description information of video in hard disk.
For preventing the case-involving video of supermarket theft homicide case from mixing up with other case video, the case-involving video that collection is returned uploads to carry out in case-involving video storage device Classification Management according to typings such as case outer title times.
After having gathered video, the video recorder form of each producer and coding are different, cause using player plays not, and the S-VIDEOI video file case-involving video being transferred to reference format by decoding transcoding device is checked and carries out the process of follow-up video sharpening.
Because case-involving thing relates to more, use video frequency abstract to check that device is checked, retrieved by the condition such as color, the direction of motion, quickly find out suspected target.
The image that part causes photographic head to take because of reasons such as weather, video camera quality, environment is fuzzyyer, is processed by video dissection process device.
After solving a case, (case name, crime time, warning personnel's name, tool used in crime, merit description, the case-involving video pictures etc.) typing of Related Cases information and upload to case sharing means is carried out case preservation, the complete alert of merit can be realized share, and report is studied and judged in generation.When running into the case interosculated (such as suspect, the suspicion number-plate number etc.), by combining related cases analysis, related case can be found out.
The announcement of book and teaching according to the above description, those skilled in the art in the invention can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, the invention is not limited in detailed description of the invention disclosed and described above, should also be as some modifications and changes of the present invention falling in the scope of the claims of the present invention.Although additionally, employ some specific terms in this specification, but these terms are merely for convenience of description, the present invention is not constituted any restriction.
Claims (7)
1. a video investigation mobile terminal system, it is characterized in that, it includes that video acquisition device, case-involving video storage device, video decode transcoding device, described video acquisition device is for gathering the video file on different monitoring equipment, the video file that described case-involving video storage device is derived from described video acquisition device for storage and management, described video decoding transcoding device is for being converted to unified reference format video file by different coding, the video file of form in described case-involving video storage device and play out.
Video investigation mobile terminal system the most according to claim 1, it is characterized in that, also include that video frequency abstract checks device, described video frequency abstract checks that device plays out for the mobile object in video file is extracted, conditional information retrieval, quick Search and Orientation suspected target is carried out by characteristic parameter.
Video investigation mobile terminal system the most according to claim 2, it is characterised in that described characteristic parameter includes the direction of motion, object size, color, cross-line, region, time period.
Video investigation mobile terminal system the most according to claim 1, it is characterised in that also include video dissection process device, described video dissection process device for processing fuzzy video or image, reduces picture clearly.
Video investigation mobile terminal system the most according to claim 1, it is characterized in that, also include case sharing means, described case sharing means case image, video and relevant case information after storing process, and carry out complete alert share and generate study and judge report, thus carry out analysis of combining related cases.
Video investigation mobile terminal system the most according to claim 1, it is characterized in that, described video acquisition device includes NFC read write line, video acquisition unit and the data-interface being connected with described video acquisition unit, and described data-interface includes two or more data-interfaces.
Video investigation mobile terminal system the most according to claim 6, it is characterised in that described data-interface includes DVI keyset, VGA keyset, HDMI, S-VIDEO interface, SATA interface, ide interface, USB interface and LAN kilomega network interface.
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| CN105871872A (en) * | 2016-04-28 | 2016-08-17 | 珠海经济特区远宏科技有限公司 | Movable video investigation method |
| CN106331633A (en) * | 2016-08-30 | 2017-01-11 | 长威信息科技发展股份有限公司 | Method and system for displaying and quickly accessing a variety of monitoring resources |
| CN107087142A (en) * | 2017-05-10 | 2017-08-22 | 武汉市公安局公共交通分局 | Video investigation data acquisition device and its method under a kind of line |
| CN108377389A (en) * | 2018-04-03 | 2018-08-07 | 北京中智润邦科技有限公司 | Video quality diagnostic device and monitor supervision platform system |
| CN109933689A (en) * | 2019-03-11 | 2019-06-25 | 深圳市星火电子工程公司 | A kind of video library correlating method and system based on AI algorithm |
| CN110177255A (en) * | 2019-05-30 | 2019-08-27 | 北京易华录信息技术股份有限公司 | A kind of video information dissemination method and system based on case scheduling |
| CN110602458A (en) * | 2019-09-20 | 2019-12-20 | 重庆紫光华山智安科技有限公司 | Image forwarding method and related device |
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| CN105871872A (en) * | 2016-04-28 | 2016-08-17 | 珠海经济特区远宏科技有限公司 | Movable video investigation method |
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| CN110177255A (en) * | 2019-05-30 | 2019-08-27 | 北京易华录信息技术股份有限公司 | A kind of video information dissemination method and system based on case scheduling |
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