CN108259835A - Less radio-frequency acquisition method and its system with audio-video collection function - Google Patents
Less radio-frequency acquisition method and its system with audio-video collection function Download PDFInfo
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- CN108259835A CN108259835A CN201810199437.0A CN201810199437A CN108259835A CN 108259835 A CN108259835 A CN 108259835A CN 201810199437 A CN201810199437 A CN 201810199437A CN 108259835 A CN108259835 A CN 108259835A
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/43—Querying
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Abstract
Present invention innovation discloses a kind of less radio-frequency acquisition method and its system with audio-video collection function, including following processing step：Electronic tag data, audio data and the video data of target object are acquired, coordinate setting is carried out to target object using audio data；Electronic tag data, audio data and video data are associated according to timestamp；Pass through the picture in the characteristics extraction video data of target object；Corresponding electronic tag data, audio data and picture are packed into object uniqueness data packet；Object uniqueness data packet is subjected to two-way banknote validation.Advantageous effect is：Pass through the acquisition to target object progress electronic tag data and audio and video in the present invention, and the data after acquisition process are packaged, then the bi-directional verification of object identity is carried out in authentication unit by picture and electronic tag data, can effectively improve the accuracy and efficiency appraised and decided to target object.
Description
Technical field
The invention belongs to electronic information acquisition fields more particularly to a kind of less radio-frequency with audio-video collection function to adopt
Diversity method further relates to a kind of system of the less radio-frequency acquisition with audio-video collection function.
Background technology
It is higher and higher to the consciousness of safety with the raising of social progress and living standards of the people, by monitoring and
Acquisition becomes a kind of conventional means for being used to improve safety.However, current monitor video can not determine the authenticity of data,
Although can from video extracting object information picture, can not be proofreaded.For example, vehicle can be extracted from video
Car plate, but can not confirm the authenticity of the car plate.Audio collection using it is commonplace be " the random automatic record system of whistle of motor vehicle
System " although whistle vehicle can be accurately positioned, must work, behind positioning vehicle position, immediately together together with camera simultaneously
Shi Qidong capturing systems take vehicle photo immediately, then can not be true but if vehicles peccancy is fake-licensed car or the false car plate that uses
Determine the true identity of vehicle.Current wireless radio-frequency is only reading electronic labels data, not only has distance to limit, to right
The movement speed of elephant also has higher requirement, when the movement speed of object reaches some limit, less radio-frequency acquisition module without
The data of method reading electronic labels, so as to the acquisition of strong influence information.
Invention content
The purpose of the present invention is to provide a kind of less radio-frequency acquisition method and its system with audio-video collection function,
Effectively target object can be positioned and effectively improve the accuracy and efficiency appraised and decided to target object.
A kind of less radio-frequency acquisition method with audio-video collection function of the present invention, including following processing step
Suddenly：
Step 1：Electronic tag data, audio data and the video data of target object are acquired, using audio data to mesh
It marks object and carries out coordinate setting；
Step 2：Electronic tag data, audio data and video data are associated according to timestamp；
Step 3：Pass through the picture in the characteristics extraction video data of target object；
Step 4：The picture that corresponding electronic tag data, audio data and step 3 are extracted is packed into object only
One property data packet；
Step 5：Object uniqueness data packet is subjected to two-way banknote validation.
Preferably, the step 1, the acquisition of electronic tag data pass through comparing filter algorithm filters repeated data；
The comparing filter algorithm when carrying out comparing, judge a data whether any data one read with front
It causes, the data is abandoned if consistent, otherwise generate electronic tag data using the data as valid data.
Preferably, the step 3 extracts multiple and the associated picture of electronic tag data simultaneously, then will in the step 4
Above-mentioned plurality of pictures is put into same object uniqueness data packet with corresponding electronic tag data.
Preferably, the step 2 is first sampled compression before being associated to video data and/or audio data.
Preferably, the step 5, in threshold speed of the target object movement speed not higher than electronic tag data acquisition
The uniqueness of bi-directional verification picture, electronic tag data and target object；It is higher than electronic tag number in target object movement speed
According to acquisition threshold speed when, first to improving the default serious forgiveness of electronic tag data acquisition, then carry out bi-directional verification uniqueness.
Preferably, audio data is established acoustic array by the step 1, then obtains having distance parameter by acoustic array
Directional beam, directional beam direction and apart from corresponding polar coordinates be target object the elements of a fix.Before the step 3 is packaged
Audio data is first sampled compression.
Preferably, the characteristic value of the target object has different classifications, such as target object for different target object
For car plate, characteristic value can be rectangle frame, character vector, background colour etc.；Target object is face, and characteristic value can be eye ear mouth and nose
Deng.
The present invention also provides a kind of system of the less radio-frequency acquisition with audio-video collection function, including less radio-frequency
Acquisition module, for acquiring the electronic tag data of target object and being input to processor；Audio collection module, for acquiring sound
Frequency carries out coordinate setting according to and to target object, and audio data and the elements of a fix are input to processor；Video acquisition module,
For acquiring the video data of target object and being input to processor；Processor, for that will have the audio number of identical time stamp
It is associated, and be packed into object uniqueness data packet according to, video data and electronic tag data；Authentication unit, for inciting somebody to action
Object uniqueness data packet carries out banknote validation；The input of the output terminal connection processing device of the less radio-frequency acquisition module
End, the input terminal of the output terminal connection processing device of audio collection module, the output terminal connection processing device of video acquisition module it is defeated
Enter end, the input terminal of the output terminal connectivity verification unit of processor.
Compared with prior art, the present invention advantage is：
In the present invention by carrying out the acquisition of electronic tag data and audio and video to target object, and to acquisition process after
Data be packaged, the bi-directional verification of object identity is then carried out in authentication unit by picture and electronic tag data,
The accuracy and efficiency appraised and decided to target object can effectively be improved.It is closed in the present invention by extracting plurality of pictures
Connection, does not reduce the accuracy of video identification yet while can effectively improving the processing speed of video so that extraction target object
Photo it is faster；The wherein described target object can be face or vehicle and its car plate.Comparing filter algorithm can
Fast and effectively obtain valid data so that processing is faster, reduces the data redundancy in follow-up data library.Pass through in the present invention
Formed object uniqueness data packet can ensure uniqueness between video data, target object and electronic tag data and
Relevance improves the accuracy of data acquisition.The Video coding described in the present invention can be H.26x Hierarchy format or Mpeg
Hierarchy format so that faster, the video file of output is of moderate size coding rate, and exports video image quality and be more clear, and broadcasts
It puts more smooth.Object uniqueness data packet can be exported selectively with video data and can also be exported simultaneously, reduced rear class and put down
The manpower intervention difficulty of platform and the data volume demand for meeting rear class management.When object movement speed is more than that less radio-frequency acquires mould
During the threshold speed of block, can serious forgiveness first be preset to electronic tag data, in conjunction with the picture under same timestamp, verified
The uniqueness that unit equally can accurately carry out target object identity verifies solve and excessive velocities are led in the prior art
The problem of causing the failure of less radio-frequency acquisition module.It can be positioned simultaneously using audio data, background work personnel can be with
Entire acquisition environment is carried out comprehensive reduction by Shi Liyong electronic tag datas, audio data and video data, is solved simultaneously
There is no the defects of audio data and elements of a fix in previous video monitoring.It, can under the larger storage environment of amount of storage pressure
Selectively to combine electronic tag data after bi-directional verification is completed and any audio, video data is stored, verification is neither lost
Target object and the uniqueness of its collected data also greatly reduce the data pressure of amount of storage.
Description of the drawings
Fig. 1 is the less radio-frequency acquisition method flow diagram of the present invention with audio-video collection function；
Fig. 2 is the less radio-frequency acquisition system structure diagram of the present invention with audio-video collection function.
Specific embodiment
Technical scheme of the present invention is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
It is as described below.
As shown in Figs. 1-2, a kind of less radio-frequency acquisition method and its system with audio-video collection function, including wireless
RF acquisition module 1, for acquiring the electronic tag data of target object and being input to processor；Audio collection module 21 is used
Coordinate setting is carried out in acquisition audio data and to target object, audio data and the elements of a fix are input to processor；Video
Acquisition module 22, for acquiring the video data of target object and being input to processor；Processor 3, during for that will have identical
Between the audio data, video data and the electronic tag data that stab be associated, and be packed into object uniqueness data packet；Verification
Unit 6, for object uniqueness data packet to be carried out banknote validation；The input terminal connection day of the less radio-frequency acquisition module
The input terminal of line 4, output terminal connection processing device；The input terminal of the output terminal connection processing device of audio collection module, video acquisition
The input terminal of the output terminal connection processing device of module, the input that the output terminal of processor passes through 5 connectivity verification unit of the network port
End.
Its operation principle and method include following processing step：
Step 1：Electronic tag data, audio data and the video data of target object are acquired, using audio data to mesh
It marks object and carries out coordinate setting；
Step 2：Electronic tag data, audio data and video data are associated according to timestamp；
Step 3：Pass through the picture in the characteristics extraction video data of target object；
Step 4：Corresponding electronic tag data, audio data and picture are packed into object uniqueness data packet；
Step 5：Object uniqueness data packet is subjected to two-way banknote validation.
In the present embodiment, after the audio source by the beam-forming technology positioning acquisition based on acoustic array, work as mesh
Mark object it is static when, the target object image information data extracted from the video of acquisition can be utilized, with target object
Electronic tag data carries out two-way banknote validation, determines the real identity of target object.The car plate photo such as extracted from video,
It is verified with the electronic license plate data of vehicle, to determine whether the car plate of vehicle is true, if there are false-trademark, the feelings of deck
Condition.When below the threshold speed that the movement speed of target object is acquired in data, work of the invention with it is static when as
Reason.
When target object high-speed mobile is more than threshold speed, even if less radio-frequency acquisition module can not accurately read target
The electronic tag data of object, video acquisition module remain to capture target object, pass through target object in the video acquisition
Picture extracts, and processing can equally be identified.In order to still keep the technology of bi-directional verification when target object exceeds the speed limit
Effect can acquire less radio-frequency acquisition module default serious forgiveness, and in collected electronic tag data, there are the feelings of short in size
Picture is still associated under condition, the identity uniqueness that target object is carried out by authentication unit is verified.Name a short in size situation
Specific example illustrate：Less radio-frequency acquisition module read completely vehicle A electronic tag data should be 0x123456,
The picture that video acquisition module is got is " example A8888 " for car plate.But in overspeed of vehicle, less radio-frequency acquisition mould
There are short in size for the electronic tag data that block is read, and are 0x1*3*56；And the picture normal work of video acquisition module is got
Car plate is " example A8888 ".On the basis of the serious forgiveness, the electronic tag data of short in size and picture are input to authentication unit, tested
Card unit corresponds to several car plates by retrieving the electronic tag data of the short in size, and one of car plate includes shown in picture
Car plate, then may determine that be the information of vehicles have uniqueness, be not deck；Otherwise, by retrieving the electronics mark of the short in size
It is unique that the corresponding all car plates of label data with the matching shown in picture, then cannot may determine that the information of the vehicle does not have
Property, it is deck.
The video data of acquisition is encoded, is encoded the audio data of acquisition, then by the video counts after coding
It obtains audio, video data according to synthesis is carried out according to the corresponding principle of acquisition time with audio data and carries out data output.Sound
Video data is directly exported by network；Object uniqueness data packet is exported by the network port.
Less radio-frequency acquisition module reads the electronic tag data in antenna footprint, while video acquisition mould in real time
22 continuous acquisition dynamic video data of block, 21 continuous acquisition audio data of audio collection module.Wireless radio frequency modules 1 read electronics
The speed of label can repeat to read same electronic tag data within some period, lead to Data duplication occur, so as to
Enough by comparing filter algorithm filters repeated data, the efficiency of acquisition is improved.Passing through the Wave beam forming based on acoustic array
Behind the audio source of technological orientation acquisition, according to time identifiability principle, target object that the acquisition of same time is obtained can
Mark is associated, and the data compression after mark is beaten by object uniqueness with electronic tag data and face or vehicle photo
Packet can ensure the uniqueness and accuracy of data.Object uniqueness is at the data that same target object acquires
Reason.The present invention can be suitable for urban transportation, particularly in congestion, multiple whistle section, can accurately identify the vehicle of whistle,
And can screen the vehicle whether deck or false-trademark and alarm, and effectively acquisition scene is recorded, is carried for sequential reduction
For multi-faceted data.
In step 1, in available electron label data to generating process, pass through comparing filter algorithm filters repeat number
According to, i.e., certain a data that whether data of reading are read with front when carrying out comparing is completely the same, if complete one
The data is then abandoned in cause, otherwise using the data as valid data, so as to which valid data are generated available electronic tag
Data.
It whether there is face or car plate in video by detecting face or vehicle algorithm to detect；The algorithm is utilizes face
Or the characteristic value of car plate is judged with the presence or absence of face or car plate in video, if being utilized in video there are face or car plate photo
Characteristic value extracts face or vehicle and its car plate photo out from video.Connection is extracted when extracting face or vehicle and its car plate photo out
The photo of several same faces or same car plate.By extracting several or more than ten, the photo of same face or same car plate,
It is capable of the quality of effective guarantee picture.
In step 2, video data is encoded to and video data is converted into H.26x series or Mpeg Hierarchy formats
Video data.
The continuous videos image data that video acquisition module 22 acquires has extremely strong correlation, that is, has a large amount of redundancy to believe
Breath.Video data is encoded and video data can be compressed, the redundancy in data is removed, so as to acquire
Video transcoding into H.26x Hierarchy format, the data volume of network transmission can be reduced as far as possible, improve network transmission across
Degree saves memory space, and exports video image quality and be more clear, and plays more smooth.
The video that the audio that audio collection module 21 acquires acquires in the time domain with video acquisition module 22 has correlation,
There is also data redundancies simultaneously.Using audio as an information source, the essence of audio coding is the redundancy reduced in audio.Audio is believed
The coding of breath is mainly that the correlation of foundation audio-frequency information itself and human ear handle the sense of hearing redundancy of audio-frequency information.
Audio-frequency information generally falls into two classes to handle in coding techniques, is voice and music respectively, respectively using different technologies.From
And voice class audio coding is used：Waveform coding, parameter coding and hybrid coding；Music class audio frequency coding is adopted
With：The technologies such as Adaptive Transform Coding (Frequency Domain Coding), psychoacoustic model and entropy coding.
It the above is only the preferred embodiment of the present invention, it should be understood that the present invention is not limited to shape described herein
Formula is not to be taken as the exclusion to other embodiment, and available for other combinations, modifications, and environments, and can be herein
In contemplated scope, modifications can be made through the above teachings or related fields of technology or knowledge.And what those skilled in the art were carried out changes
Dynamic and variation does not depart from the spirit and scope of the present invention, then all should be in the protection domain of appended claims of the present invention.
Claims (6)
1. a kind of less radio-frequency acquisition method with audio-video collection function, which is characterized in that including following processing step：
Step 1：Electronic tag data, audio data and the video data of target object are acquired, using audio data to target pair
As carrying out coordinate setting；
Step 2：Electronic tag data, audio data and video data are associated according to timestamp；
Step 3：Pass through the picture in the characteristics extraction video data of target object；
Step 4：The picture that corresponding electronic tag data, audio data and step 3 are extracted is packed into object uniqueness
Data packet；
Step 5：Object uniqueness data packet is subjected to two-way banknote validation.
2. a kind of less radio-frequency acquisition method with audio-video collection function according to claim 1, which is characterized in that
The step 1, the acquisition of electronic tag data pass through comparing filter algorithm filters repeated data；The comparing filtering
Algorithm judges whether a data is consistent with any data that front is read when carrying out comparing, is thrown if consistent
The data is abandoned, otherwise generates electronic tag data using the data as valid data.
3. a kind of less radio-frequency acquisition method with audio-video collection function according to claim 1, which is characterized in that
The step 3 extracts multiple and the associated picture of electronic tag data simultaneously, then the step 4 by above-mentioned plurality of pictures with it is right
The electronic tag data answered is put into same object uniqueness data packet.
4. a kind of less radio-frequency acquisition method with audio-video collection function according to claim 1, which is characterized in that
The step 2 is first sampled compression before being associated to video data and/or audio data.
5. a kind of less radio-frequency acquisition method with audio-video collection function according to claim 1, which is characterized in that
The step 5, bi-directional verification picture, electricity in threshold speed of the target object movement speed not higher than electronic tag data acquisition
The uniqueness of subtab data and target object；It is higher than the threshold speed of electronic tag data acquisition in target object movement speed
When, first to improving the default serious forgiveness of electronic tag data acquisition, then carry out bi-directional verification uniqueness.
6. a kind of less radio-frequency acquisition system with audio-video collection function based on any the methods of claim 1-5,
It is characterised in that it includes：
Less radio-frequency acquisition module (1), for acquiring the electronic tag data of target object and being input to processor (3)；
Audio collection module (21) for acquiring audio data and carrying out coordinate setting to target object, by audio data and is determined
Position coordinate is input to processor (3)；
Video acquisition module (22), for acquiring the video data of target object and being input to processor (3)；
Processor (3), for the audio data with identical time stamp, video data and electronic tag data to be associated,
And it is packed into object uniqueness data packet；
Authentication unit (6), for object uniqueness data packet to be carried out banknote validation；
The input terminal of the output terminal connection processing device (3) of the less radio-frequency acquisition module (1), audio collection module (21)
The input terminal of output terminal connection processing device (3), the input terminal of the output terminal connection processing device (3) of video acquisition module (22), place
Manage the input terminal of the output terminal connectivity verification unit (6) of device (3).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109040781A (en) * | 2018-08-27 | 2018-12-18 | 北京京东尚科信息技术有限公司 | Video authentication method, device, system, electronic equipment and readable medium |
| CN111932885A (en) * | 2020-08-20 | 2020-11-13 | 南京润晨信息工程有限公司 | Traffic real-time monitoring system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060082438A1 (en) * | 2003-09-05 | 2006-04-20 | Bazakos Michael E | Distributed stand-off verification and face recognition systems (FRS) |
| CN103745597A (en) * | 2013-12-27 | 2014-04-23 | 高新兴科技集团股份有限公司 | System integrating video sensor with RFID sensor |
| CN104766479A (en) * | 2015-01-27 | 2015-07-08 | 公安部交通管理科学研究所 | Automobile identity recognition method and device based on ultrahigh frequency radio frequency and video image dual-recognition matching |
| CN105512700A (en) * | 2015-12-01 | 2016-04-20 | 杨春光 | RFID and video technology-based analysis method and analysis system thereof |
| CN205490830U (en) * | 2016-01-26 | 2016-08-17 | 北京信路威科技股份有限公司 | Intelligent camera of compound detection and identification vehicle of video and radio frequency |
-
2018
- 2018-03-12 CN CN201810199437.0A patent/CN108259835A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060082438A1 (en) * | 2003-09-05 | 2006-04-20 | Bazakos Michael E | Distributed stand-off verification and face recognition systems (FRS) |
| CN103745597A (en) * | 2013-12-27 | 2014-04-23 | 高新兴科技集团股份有限公司 | System integrating video sensor with RFID sensor |
| CN104766479A (en) * | 2015-01-27 | 2015-07-08 | 公安部交通管理科学研究所 | Automobile identity recognition method and device based on ultrahigh frequency radio frequency and video image dual-recognition matching |
| CN105512700A (en) * | 2015-12-01 | 2016-04-20 | 杨春光 | RFID and video technology-based analysis method and analysis system thereof |
| CN205490830U (en) * | 2016-01-26 | 2016-08-17 | 北京信路威科技股份有限公司 | Intelligent camera of compound detection and identification vehicle of video and radio frequency |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109040781A (en) * | 2018-08-27 | 2018-12-18 | 北京京东尚科信息技术有限公司 | Video authentication method, device, system, electronic equipment and readable medium |
| CN111932885A (en) * | 2020-08-20 | 2020-11-13 | 南京润晨信息工程有限公司 | Traffic real-time monitoring system |
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Application publication date: 20180706 |