CN102005133A - Recognizable mark-based parking position detecting method - Google Patents
Recognizable mark-based parking position detecting method Download PDFInfo
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- CN102005133A CN102005133A CN 201010536143 CN201010536143A CN102005133A CN 102005133 A CN102005133 A CN 102005133A CN 201010536143 CN201010536143 CN 201010536143 CN 201010536143 A CN201010536143 A CN 201010536143A CN 102005133 A CN102005133 A CN 102005133A
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Abstract
The invention discloses a recognizable mark-based parking position detecting method. The method comprises the following steps: (1) setting a recognizable mark uniquely representing the parking position in each parking region, wherein the recognizable mark is characters or patterns, when the parking position is occupied, the mark can be completely covered by a vehicle rather than being acquired; (2) acquiring a image in the parking position region, and converting the image into a digital image; (3) searching and identifying the recognizable mark; (4) considering the parking position is in spare sate when the recognizable mark in the corresponding parking position is detected from the digital image, otherwise considering the parking position is occupied; and (5) outputting the parking position information of the spare parking position. By using the recognizable mark-based parking position detecting method, automatic acquisition, panoramic scanning, automatic focusing, spare parking position automatic positioning acquisition and other complicated functions on the image in the whole or partial region of the parking lot can be realized, and the method has excellent technical effect relative to the conventional detecting method.
Description
Technical field
The present invention relates to a kind of parking position detection method, more particularly, relate to the parking position detection method in Park Information Management System or the parking guidance system based on identifiable marker.
Background technology
At present, along with the raising of people's living standard, the quantity of automobile is more and more.Meanwhile, because the development in population and city, can be local fewer and feweri for what stop." the easy parking difficulty of buying car ", not only the quantity of parking stall can not satisfy owner's parking demand far away, and, even in inside, parking lot, owing to parking position constantly changes, therefore, if simple artificial the discovery and the searching parking stall lost time very much.
Therefore, in order to find and grasp the real time status in parking lot better, in Park Information Management System or parking guidance system, people have taked multiple technologies to detect and find the state of existing parking position, so that provide better service for the car owner better.
At present, there are two kinds of methods in parking stall measure system more known and commonly used.
A kind of is to adopt ultrasonic detection technology, this kind method mainly is that ultrasonic detection device is installed above parking position, change and judge berth information by detecting vertical range with ground, and in corresponding Control Software, show, come whereby better parking position to be monitored in real time.
Another kind is to adopt the magnetic induction technology, this kind method mainly is to bury magnetic-inductive device below parking position underground, sail the changes of magnetic field that causes when rolling parking position away from into by vehicle and detect berth information, simultaneously, in corresponding Control Software, show, come whereby better parking position to be monitored in real time.
But the application of these two kinds of parking stall measure systems all has its restrictive condition or deficiency, and the former must install instruments above the parking stall, and a ultrasonic unit can only monitor a parking position, and generally only is applied to the underground parking; Must destroy the road surface during latter's embedded device, can cause relatively big loss, and in case install be unfavorable for the upgrading or the maintenance, therefore, these two kinds of technical schemes all have the shortcoming of itself.
Summary of the invention
At the limitation of existing parking stall measure system, the present invention proposes a kind of parking position detection method based on identifiable marker, and this kind method reaches the technical purpose that quick and precisely detects by the detection of visible mark being judged whether parking position is occupied.
The present invention solves the problems of the technologies described above specific as follows of the technical scheme of being taked and describes:
A kind of parking position detection method based on identifiable marker may further comprise the steps:
(1) identifiable marker of representing this parking stall is set in each parking position zone; Described identifiable marker is the literal or the pattern of this parking stall of unique representative, and described literal or pattern be in the parking stall when occupied, can be covered in fully by vehicle and can be not collected;
(2) gather the image in above-mentioned parking position zone and change into digital picture;
(3) in described digital picture, search for and discern above-mentioned identifiable marker;
(4) when the identifiable marker in the corresponding parking stall detects, then think this parking stall free time from this digital picture; Otherwise think that this parking stall is occupied; And,
(5) the parking position information of the above-mentioned idle parking stall of output.
Further, preferable methods is in the step (2), further to comprise: (21) are set up image acquisition component and linked together with it on the parking lot auxiliary device; (22) utilize image acquisition component to gather the image in parking position zone; And (23) change into digital picture with above-mentioned image.
Further, preferable methods is that described auxiliary device comprises the Flame Image Process parts and shows output block.
Further, preferable methods is that in the described step (22), the image in the parking position zone that described image acquisition component is gathered covers all parking stalls in the parking lot.
Further, preferable methods is that the image in described parking position zone comprises, has parked cars and occupied parking stall image and the idle parking stall image that has identifiable marker.
Further, preferable methods is, described image acquisition component and Flame Image Process parts are to gather in real time and image data processing.
Further, preferable methods is, described digital image information is stored among the storer that links together with the Flame Image Process parts, and, this storer with show that output block links together, show that output block exports the parking position information of idle parking stall.
Contrast prior art, beneficial effect of the present invention are as following description:
Utilize the technical program can realize the collection automatically of the image in parking lot integral body or the subregion, panoramic scanning, automatic focus and idle parking stall are located a plurality of sophisticated functionss such as collection automatically, simultaneously, on parking position, arrange visible mark based on it, by the detection of visible mark being judged whether parking position is occupied, by panorama sketch stitching fast and image recognition analyzing and processing function, realize the analysis of panorama sketch, accurately locate the target of idle parking stall, with respect to conventional detection, has extraordinary technique effect.
Description of drawings
By the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the present invention will become apparent and understand easily.
Fig. 1 is the process flow diagram of parking position detection method specific embodiment of the present invention;
Fig. 2 is the synoptic diagram of the image acquisition of parking position detection method of the present invention;
Fig. 3 is the image acquisition synoptic diagram of another embodiment of parking position detection method of the present invention;
Fig. 4 is the image acquisition synoptic diagram of another embodiment of parking position detection method of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples:
Fig. 2 is the synoptic diagram of the image acquisition of parking position detection method of the present invention, it mainly is fixing images acquired, as shown in the figure, above-mentioned parking position detection system based on identifiable marker is arranged on the place, parking lot, comprises, image acquisition component, Flame Image Process parts and demonstration output block, described image acquisition component is arranged on above the fixed component, and described image acquisition component is by line and Flame Image Process parts and show that output block links together.
Because the image information that above-mentioned image acquisition component can be gathered parking position in the parking lot, this image information enters into connected Flame Image Process parts at last, through after handling,, provide whether occupied and other relevant informations of parking position according to the testing result of identifiable marker.
In a preferred embodiment, image acquisition component can be taked video camera 1 commonly used on the market, because video camera 1 possesses the function of automatic images acquired, therefore, can gather in real time and monitor the parking condition on the parking lot well.
Among the embodiment, fixed component is chosen the support column 3 with certain altitude, and, described video camera 1 is fixed on above the The Cloud Terrace 2 on the support column 3, and The Cloud Terrace 2 is by connected control device, can carry out the rotation of certain limit and angle and mobile on support column 3, whereby, the realtime graphic in can obtaining in a big way.
In addition, in order to obtain the better pictures collection and to detect effect, this detection system need be provided with a plurality of, preferably can be arranged on the parking lot around, in actual arrangement, can be with reference to the situation in parking lot and the optically detecting effect of camera 1, so that a plurality of acquisition testing system can obtain the integrality of the parking position in the parking lot, whereby, image data can be comprehensively and accurately.
In addition, we choose, and one or more identifiable markers 4 are set at the parking position place with reference to the effect that detects in order to play one better, for example, take to write or be placed on letter or pattern in the parking position.When choosing identifiable marker 4, as long as it can reach: empty wagons position and the state that has stopped can significantly be distinguished, usually, we can directly use coating to spray specific digital pattern on the ground of parking position and promptly can meet the requirements of effect.
Fig. 3 is the image acquisition synoptic diagram of another embodiment of parking position detection method of the present invention.
As shown in the figure, among this embodiment, camera 1 rotation all around and wide-angle ground images acquired information, it can realize the rotations and the scanning space, parking lot of 360 degree on support column 3 by The Cloud Terrace 2.Certainly, this technique effect also can take to be provided with a plurality of a plurality of cameras 1 that can not realize the rotation of 360 degree on a support column 3, also can reach similar effects.
In addition, in order to obtain the better pictures collection and to detect effect, this detection system need be provided with a plurality of, preferably can be arranged on the parking lot around, in actual arrangement, can be with reference to the situation in parking lot and the optically detecting effect of camera 1, so that a plurality of acquisition testing system can obtain the integrality of the parking position in the parking lot, whereby, image data can be comprehensively and accurately.
Fig. 4 is the image acquisition synoptic diagram of another embodiment of parking position detection method of the present invention.As shown in the figure, parking position detection system based on identifiable marker of the present invention, be arranged on the place, parking lot, comprise, image acquisition component, Flame Image Process parts and demonstration output block, described image acquisition component is arranged on by The Cloud Terrace above the rope that is used for the above-mentioned Flame Image Process parts of translation, and above-mentioned rope is arranged on superjacent air space position, parking lot, and described image acquisition component is by line and Flame Image Process parts and show that output block links together.
Because the above-mentioned image acquisition component image information that can gather parking position in the parking lot, this image information enters into connected Flame Image Process parts at last, after handling, can provide whether occupied and other relevant informations of parking position.
In a preferred embodiment, image acquisition component can be taked video camera 1 commonly used on the market, because video camera 1 possesses the function of automatic images acquired, therefore, can monitor in real time the parking condition on the parking lot well.
Among the embodiment, video camera 1 is fixed together with The Cloud Terrace 2, and The Cloud Terrace 2 is installed in above the rope 5, and The Cloud Terrace 2 can be realized the function of translation images acquired on rope 5 by control assembly.In addition, The Cloud Terrace 2 is connection control unit not also, realizes the technique effect of its translation of control by the interior control member of establishing.
Above-mentioned video camera 1 can carry out moving of certain limit after designing by this, whereby, can obtain the realtime graphic of parking position in the interior in a big way parking lot.
In addition, in order to obtain the better pictures collection and to detect effect, this detection system need be provided with a plurality of, preferably can be arranged on the parking lot around, in actual arrangement, can be with reference to the situation in parking lot and the optically detecting effect of camera 1, so that a plurality of acquisition testing system can obtain the integrality of the parking position in the parking lot, whereby, image data can be comprehensively and accurately.
In addition, above-mentioned rope 5 also can be by means of support column 3, but directly is fixed on above the fixed object of parking lot or underground garage, and this kind technical scheme is simpler.
In addition, among above-mentioned two embodiment, image acquisition component also (for example can be taked varifocal camera, common on the market camera), and the Flame Image Process parts are single-chip microcomputer or the computer equipment that has operating system, are used to realize the detection and the identification of parking stall mark.
We can realize the measuring ability of parking position of the present invention better by means of the image recognition and the processing capacity of the excellence of above-mentioned Flame Image Process parts.
In addition, said apparatus can also connect memory unit (for example, big capacity hard disk), can realize monitoring and memory function to state, and then realizes the technical purpose of historical query.
Below we carry out a detailed description to the parking position detection method that the present invention is based on identifiable marker.
Fig. 1 is the process flow diagram of parking position detection method specific embodiment of the present invention.
As shown in the figure, the present invention mainly may further comprise the steps:
Step 1 a: identifiable marker of representing this parking stall is set in each parking position zone.
We place identifiable marker in advance at the parking position place; Usually, described identifiable marker is for placing or write literal or the pattern in the parking position position.And described literal or pattern have comprised the more specific location information of indicating this parking position.
And, in order to be able to distinguish discernible effect, we select, but be somebody's turn to do recognition device when the Parking Stall of relevant position has been parked vehicle, this identifiable marker can be covered in fully, and can not collected, and then influence the purpose that the present invention will reach by image acquisition component (for example, video camera).
Step 2: gather the image in above-mentioned parking position zone and change into digital picture;
We are according to the distribution situation of parking position, the auxiliary device that sets up image acquisition component and link together with it on the parking lot; Then, utilize the image acquisition component among the described embodiment of Fig. 2～Fig. 4 to carry out images acquired again, the image of being gathered can cover all parking stalls in the parking lot, and, this image can comprise fully, has parked cars and occupied parking stall image and the idle parking stall image that has identifiable marker.
Among the preferred embodiment, the image that described image acquisition component is fixed, the zone, berth is taken in rotation or translation, and the image mosaic that in identifying, we preferably fix described image acquisition component, the zone, berth is taken in rotation or translation forms panoramic picture together.
Step 3: in described digital picture, search for and discern above-mentioned identifiable marker;
We utilize and (for example handle processing element, the computing machine that has recognition function software) searches for and discern, recognize at last and parked cars and occupied parking stall image and the idle parking stall image that has identifiable marker, whether we exist state and the positional information of judging and exporting each parking position by the identifiable marker of analyzing on the panorama sketch, for example, the identifiable marker of the more specific location information by indicating this parking position is judged the location status information of idle parking position at last.For example, as described in the step 4:
Step 4: when the identifiable marker in the corresponding parking stall detects, then think this parking stall free time from this digital picture; Otherwise think occupied on this parking stall; And,
Step 5: the parking position information of exporting above-mentioned idle parking stall.
The present invention is mainly based on computer image processing technology, utilize the graphical analysis of general image, realize the recognition function of idle parking position, and, because the visuality of image, parking position detection system based on identifiable marker of the present invention is except can being used for parking position detected, can also provide such as real-time video and monitor, functions such as historical query video, and, the present invention has avoided and need set up instrument on each berth owing to only need set up video camera, also can not cause the destruction to ground, have excellent economy and spatial mobility, can be applied to the indoor and outdoors parking lot.
Above-described specific descriptions; purpose, technical scheme and beneficial effect to invention further describe; institute is understood that; the above only is specific embodiments of the invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the parking position detection method based on identifiable marker is characterized in that, may further comprise the steps:
(1) identifiable marker of representing this parking stall is set in each parking position zone; Described identifiable marker is the literal or the pattern of this parking stall of unique representative, and described literal or pattern be in the parking stall when occupied, can be covered in fully by vehicle and can be not collected;
(2) gather the image in above-mentioned parking position zone and change into digital picture;
(3) in described digital picture, search for and discern above-mentioned identifiable marker;
(4) when the identifiable marker in the corresponding parking stall detects, then think this parking stall free time from this digital picture; Otherwise think that this parking stall is occupied; And,
(5) the parking position information of the above-mentioned idle parking stall of output.
2. the parking position detection method based on identifiable marker according to claim 1 is characterized in that, in the step (2), further comprises:
(21) auxiliary device that on the parking lot, sets up image acquisition component and link together with it;
(22) utilize image acquisition component to gather the image in parking position zone; And,
(23) above-mentioned image is changed into digital picture.
3. the parking position detection method based on identifiable marker according to claim 2 is characterized in that, described auxiliary device comprises the Flame Image Process parts and shows output block.
4. the parking position detection method based on identifiable marker according to claim 2 is characterized in that, in the described step (22), the image in the parking position zone that described image acquisition component is gathered covers all parking stalls in the parking lot.
5. according to the arbitrary described parking position detection method of claim 1-4 based on identifiable marker, it is characterized in that, the image in described parking position zone comprises, has parked cars and occupied parking stall image and the idle parking stall image that has identifiable marker.
6. according to claim 3 or 4 described parking position detection methods, it is characterized in that described image acquisition component and Flame Image Process parts are to gather in real time and image data processing based on identifiable marker.
7. the parking position detection method based on identifiable marker according to claim 3, it is characterized in that, described digital picture is stored among the storer that links together with the Flame Image Process parts, and, this storer links together with the demonstration output block, and the demonstration output block is exported the parking position information of idle parking stall.
8. according to claim 1-4 or 7 arbitrary described parking position detection methods, it is characterized in that described identifiable marker is to use the literal or the pattern of this parking stall of unique representative that coating sprays on the ground in each zone, parking stall based on identifiable marker.
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102306274A (en) * | 2011-06-17 | 2012-01-04 | 东北大学 | Device for identifying parking space state and method |
| CN103065494A (en) * | 2012-04-12 | 2013-04-24 | 华南理工大学 | Free parking space detection method based on computer vision |
| CN106448257A (en) * | 2016-12-19 | 2017-02-22 | 深圳市捷顺科技实业股份有限公司 | Parking space occupation condition detection method and device |
| CN106601007A (en) * | 2017-01-25 | 2017-04-26 | 安徽达尔智能控制系统股份有限公司 | Signal lamp fault detection system |
| CN106781526A (en) * | 2017-03-13 | 2017-05-31 | 智慧互通科技有限公司 | Roadside Parking vehicle management device and method based on image |
| CN107123303A (en) * | 2017-04-01 | 2017-09-01 | 智慧互通科技有限公司 | The system and method for radar and smart camera linkage management parking position |
| CN107146468A (en) * | 2017-07-12 | 2017-09-08 | 中国地质大学（武汉） | The recognition methods of parking position and system and management method and system |
| CN107833482A (en) * | 2017-10-27 | 2018-03-23 | 盯盯拍（深圳）技术股份有限公司 | Parking method, camera system and Cloud Server |
| CN107958611A (en) * | 2017-12-25 | 2018-04-24 | 北京无线电计量测试研究所 | A kind of intelligent interconnection shutdown system based on image recognition indoor positioning |
| CN108242178A (en) * | 2018-02-26 | 2018-07-03 | 北京车和家信息技术有限公司 | A kind of method for detecting parking stalls, device and electronic equipment |
| CN108766016A (en) * | 2018-05-07 | 2018-11-06 | 苏宁易购集团股份有限公司 | A kind of parking stall method for managing resource and system |
| CN108831183A (en) * | 2018-06-06 | 2018-11-16 | 哈尔滨工业大学（威海） | Managing system of car parking based on machine vision |
| CN109670003A (en) * | 2018-12-12 | 2019-04-23 | 斑马网络技术有限公司 | Electronic map parking lot update method, device and equipment |
| CN110119139A (en) * | 2018-02-06 | 2019-08-13 | 爱信精机株式会社 | Controller of vehicle, parking lot control device and automatically for people's shutdown system |
| CN110335492A (en) * | 2018-10-23 | 2019-10-15 | 辽宁石油化工大学 | Vehicle guidance method and device, storage medium, the terminal of parking position |
| CN110852151A (en) * | 2019-09-26 | 2020-02-28 | 深圳市金溢科技股份有限公司 | In-road berth shielding detection method and device |
| CN111047723A (en) * | 2019-12-12 | 2020-04-21 | 杭州昊恒科技有限公司 | City wisdom behavior analysis system based on image processing |
| CN111429469A (en) * | 2019-04-17 | 2020-07-17 | 杭州海康威视数字技术股份有限公司 | Parking position determining method and device, electronic equipment and storage medium |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102306274A (en) * | 2011-06-17 | 2012-01-04 | 东北大学 | Device for identifying parking space state and method |
| CN103065494A (en) * | 2012-04-12 | 2013-04-24 | 华南理工大学 | Free parking space detection method based on computer vision |
| CN103065494B (en) * | 2012-04-12 | 2015-04-22 | 华南理工大学 | Free parking space detection method based on computer vision |
| CN106448257A (en) * | 2016-12-19 | 2017-02-22 | 深圳市捷顺科技实业股份有限公司 | Parking space occupation condition detection method and device |
| CN106601007A (en) * | 2017-01-25 | 2017-04-26 | 安徽达尔智能控制系统股份有限公司 | Signal lamp fault detection system |
| CN106781526A (en) * | 2017-03-13 | 2017-05-31 | 智慧互通科技有限公司 | Roadside Parking vehicle management device and method based on image |
| CN107123303A (en) * | 2017-04-01 | 2017-09-01 | 智慧互通科技有限公司 | The system and method for radar and smart camera linkage management parking position |
| CN107146468A (en) * | 2017-07-12 | 2017-09-08 | 中国地质大学（武汉） | The recognition methods of parking position and system and management method and system |
| CN107833482A (en) * | 2017-10-27 | 2018-03-23 | 盯盯拍（深圳）技术股份有限公司 | Parking method, camera system and Cloud Server |
| CN107958611A (en) * | 2017-12-25 | 2018-04-24 | 北京无线电计量测试研究所 | A kind of intelligent interconnection shutdown system based on image recognition indoor positioning |
| CN110119139A (en) * | 2018-02-06 | 2019-08-13 | 爱信精机株式会社 | Controller of vehicle, parking lot control device and automatically for people's shutdown system |
| CN108242178A (en) * | 2018-02-26 | 2018-07-03 | 北京车和家信息技术有限公司 | A kind of method for detecting parking stalls, device and electronic equipment |
| CN108766016A (en) * | 2018-05-07 | 2018-11-06 | 苏宁易购集团股份有限公司 | A kind of parking stall method for managing resource and system |
| CN108831183A (en) * | 2018-06-06 | 2018-11-16 | 哈尔滨工业大学（威海） | Managing system of car parking based on machine vision |
| CN110335492A (en) * | 2018-10-23 | 2019-10-15 | 辽宁石油化工大学 | Vehicle guidance method and device, storage medium, the terminal of parking position |
| CN109670003A (en) * | 2018-12-12 | 2019-04-23 | 斑马网络技术有限公司 | Electronic map parking lot update method, device and equipment |
| CN111429469A (en) * | 2019-04-17 | 2020-07-17 | 杭州海康威视数字技术股份有限公司 | Parking position determining method and device, electronic equipment and storage medium |
| CN111429469B (en) * | 2019-04-17 | 2023-11-03 | 杭州海康威视数字技术股份有限公司 | Berth position determining method and device, electronic equipment and storage medium |
| CN110852151A (en) * | 2019-09-26 | 2020-02-28 | 深圳市金溢科技股份有限公司 | In-road berth shielding detection method and device |
| CN110852151B (en) * | 2019-09-26 | 2024-02-20 | 深圳市金溢科技股份有限公司 | Method and device for detecting shielding of berths in roads |
| CN111047723A (en) * | 2019-12-12 | 2020-04-21 | 杭州昊恒科技有限公司 | City wisdom behavior analysis system based on image processing |
| CN111047723B (en) * | 2019-12-12 | 2021-01-05 | 杭州昊恒科技有限公司 | City wisdom behavior analysis system based on image processing |
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Application publication date: 20110406 |