CN105701458B - Method and system for obtaining image and identifying vehicle external information based on vehicle-mounted equipment - Google Patents
Method and system for obtaining image and identifying vehicle external information based on vehicle-mounted equipment Download PDFInfo
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- CN105701458B CN105701458B CN201610010620.2A CN201610010620A CN105701458B CN 105701458 B CN105701458 B CN 105701458B CN 201610010620 A CN201610010620 A CN 201610010620A CN 105701458 B CN105701458 B CN 105701458B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
Abstract
The invention discloses a method and a system for identifying vehicle external information based on an image acquired by vehicle-mounted equipment, wherein the method comprises the following steps: the vehicle-mounted image capturing device captures images of the periphery of the automobile; identifying the information of the position in the shot image through an image identification algorithm according to the shot image around the automobile; and generating information corresponding to the vehicle position according to the information of the recognized belt position in the image, and transmitting the generated information corresponding to the vehicle position to the specified terminal equipment. The invention provides a method for capturing images by using vehicle-mounted image capturing equipment and identifying image contents by using an image identification technology, so that a vehicle can conveniently and quickly acquire external information accurately corresponding to the position of the vehicle.
Description
Technical Field
The invention relates to the field of automotive electronics, in particular to a method and a system for acquiring images and identifying vehicle external information based on vehicle-mounted equipment.
Background
With the development of smart phones, image recognition technology has been widely applied. In daily life, a mobile phone is often used for scanning two-dimensional codes and the like to obtain information.
With the continuous improvement of living standard of people, the personal possession of the automobile is rapidly increased. The equipment such as a car backing image and a vehicle event data recorder brings great convenience to car owners and is quite popular. These devices all have image or video capture capabilities, but the primary application today is viewing or recording imagery.
Interfaces for conveniently collecting external information on the automobile are few, and the modes of a GPS (global positioning system), a cellular network and the like are mainly adopted, and are easily influenced by building shielding and the like. For example, in underground parking lots, without GPS signals, the location information of the vehicle cannot be accurately determined using a cellular network.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method and a system for identifying vehicle external information based on an image acquired by a vehicle-mounted device, aiming at the above-mentioned defects of the prior art. The invention provides a method for capturing images by using vehicle-mounted image capturing equipment and identifying image contents by using an image identification technology, so that a vehicle can conveniently and quickly acquire external information accurately corresponding to the position of the vehicle.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a method for identifying vehicle external information based on an image acquired by a vehicle-mounted device comprises the following steps:
A. the vehicle-mounted image capturing device captures images of the periphery of the automobile;
B. identifying the information of the position in the shot image through an image identification algorithm according to the shot image around the automobile;
C. and generating information corresponding to the vehicle position according to the information of the recognized belt position in the image, and transmitting the generated information corresponding to the vehicle position to the specified terminal equipment.
The method for identifying the external information of the vehicle based on the acquired image of the vehicle-mounted device, wherein the vehicle-mounted image capturing device comprises: image, vehicle event data recorder back a car.
The method for identifying the vehicle external information based on the acquired image of the vehicle-mounted equipment, wherein the step C is followed by the steps of:
d1, the third mobile terminal device actively initiates connection with the specified terminal device, and the information corresponding to the vehicle position is generated and obtained from the specified terminal device.
The method for identifying the vehicle external information based on the acquired image of the vehicle-mounted equipment comprises the following specific steps:
a1, controlling the vehicle-mounted image capture device to back the car and/or the vehicle-mounted image recorder to shoot the image information of the periphery of the car
A2, collecting video stream of image information shot by the car backing image and/or the automobile data recorder, intercepting the video stream at preset time intervals, and obtaining static images.
The method for identifying the vehicle external information based on the acquired image of the vehicle-mounted equipment, wherein the step B specifically comprises the following steps:
b1, identifying the static image intercepted from the image around the automobile;
b2, searching for a mark point in the static image through an image recognition algorithm;
and B3, if the mark point is found, the image is considered to contain useful information, the mark point is positioned to the position of the useful information in the image, the position of the useful information is identified, and the next image is processed continuously after the process is finished.
The method for identifying the vehicle external information based on the acquired image of the vehicle-mounted device, wherein the step B3 is followed by the steps of:
b4, when no mark point is found in the static image, continuing to process the next image and returning to the step B2.
The method for identifying the vehicle external information based on the acquired image of the vehicle-mounted equipment, wherein the step C is followed by the steps of:
and D2, when navigating in the place without GPS signals, matching the generated information corresponding to the vehicle position to the navigation map, and matching the information to complete the navigation guidance.
The system for acquiring the image recognition vehicle external information based on the vehicle-mounted equipment comprises the following steps:
the vehicle-mounted image capturing device comprises an image acquisition module, a display module and a control module, wherein the image acquisition module is used for controlling the vehicle-mounted image capturing device to shoot images around the vehicle;
the identification module is used for identifying the information of the position in the shot image through an image identification algorithm on the shot image around the automobile;
and the processing module is used for generating information corresponding to the vehicle position according to the information of the identified position in the image and transmitting the generated information corresponding to the vehicle position to the specified terminal equipment.
The system for identifying the vehicle external information based on the acquired image of the vehicle-mounted equipment further comprises:
the position acquisition control module is used for controlling a third mobile terminal device to actively initiate connection with the appointed terminal device and acquiring the generated information corresponding to the vehicle position from the appointed terminal device;
and the navigation supplementary processing module is used for controlling the generated information corresponding to the position of the vehicle to be matched on a navigation map to complete navigation guidance in a matched manner when the vehicle is navigated in a place without GPS signals.
The system for recognizing the vehicle exterior information based on the acquired image of the vehicle-mounted device, wherein,
the image acquisition module includes:
the shooting control unit is used for controlling a reversing image of the vehicle-mounted image capturing device and/or a driving recorder to shoot image information around the vehicle;
the video intercepting unit is used for controlling the collection of video streams of image information shot by the reversing image and/or the automobile data recorder, intercepting the video streams at intervals of preset time and acquiring static images;
the identification module comprises:
the identification unit is used for identifying the captured static image in the image around the automobile;
the searching unit is used for searching the mark points in the static image through an image recognition algorithm;
the positioning unit is used for determining that the image contains useful information if the mark point is found, positioning the position of the useful information in the image through the mark point, identifying the position of the useful information, and continuously processing the next image after the position is identified;
a continuous processing unit, configured to continue processing the next image if no mark point is found in the still image;
wherein the in-vehicle image capturing apparatus includes: image, vehicle event data recorder back a car.
According to the method and the system for identifying the external information of the vehicle based on the acquired image of the vehicle-mounted equipment, the vehicle can conveniently and quickly acquire the external information. The information transmission corresponding to the vehicle position can be realized, and the information transmission such as accurate navigation, accurate advertisement and the like can be realized. The image used as the information carrier is low in cost and can be sprayed and printed. And the acquisition equipment is the image acquisition equipment which is widely applied in the car at present, and the user cost does not need to be increased.
Drawings
FIG. 1 is a flow chart of a preferred embodiment of the method for recognizing vehicle external information based on an image acquired by a vehicle-mounted device according to the present invention.
FIG. 2 is a functional block diagram of a preferred embodiment of the system for recognizing vehicle external information based on an image acquired by an in-vehicle device according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 1 is a flowchart illustrating a method and a system for recognizing vehicle external information based on an image acquired by a vehicle-mounted device according to a preferred embodiment of the present invention. As shown in fig. 1, the method for recognizing the vehicle exterior information based on the image acquired by the vehicle-mounted device comprises the following steps:
s100, shooting an image of the periphery of the automobile by the vehicle-mounted image capturing device;
in an embodiment of the present invention, the in-vehicle image capturing apparatus includes: the vehicle-backing image and the vehicle-driving recorder can control the vehicle-backing image of the vehicle-mounted image capturing device and/or the vehicle-driving recorder to shoot image information around the vehicle; and acquiring video streams of the image information shot by the car backing image and/or the automobile data recorder, and intercepting the video streams at intervals of a preset time to obtain a static image.
The vehicle-mounted equipment such as the backing image and the automobile data recorder has image capturing and processing capabilities. These devices may capture a video stream and capture still images by intercepting the video stream at intervals.
S200, identifying the information of the position in the shot image through an image identification algorithm according to the shot image around the automobile;
for example, in practice: the method comprises the following steps:
b1, identifying the static image intercepted from the image around the automobile;
b2, searching for a mark point in the static image through an image recognition algorithm;
and B3, if the mark point is found, the image is considered to contain useful information, the mark point is positioned to the position of the useful information in the image, the position of the useful information is identified, and the next image is processed continuously after the process is finished.
B4, when no mark point is found in the static image, continuing to process the next image and returning to the step B2.
In the implementation of the step, the mark points are searched in the static image through an image recognition algorithm. If the mark point is found, the image is considered to contain useful information, the mark point is positioned at the position of the useful information in the image, the information is identified, and the next image is processed continuously after the information is identified. And if the mark point is not found, the next image is continuously processed.
And step S300, generating information corresponding to the vehicle position according to the information of the recognized belt position in the image, and transmitting the generated information corresponding to the vehicle position to a specified terminal device.
In the invention, when the information of the belt position in the image is identified, the information corresponding to the vehicle position is generated, the information corresponding to the vehicle position also comprises the time information of the occurrence of the corresponding position, and the position of the vehicle can be known in real time through the position information in the information corresponding to the vehicle position. Then, the information corresponding to the vehicle position may be generated and transmitted to the specified terminal device as needed. The specified terminal equipment can be a vehicle-mounted mobile phone or other user mobile phones or a server and the like.
For example, an identification image containing parking space position information is drawn in a parking space of a parking lot of a certain market: for example, a space below a certain store at a level a02, the identification image is captured by a reverse image system when the car is parked, the identification image is recognized, and the information is sent to the mobile phone of the user through the internet-of-vehicle device. Therefore, the vehicle position is marked, and a user can quickly find the vehicle through the guidance of the mobile phone when looking for the vehicle.
Therefore, the method can realize accurate navigation and accurate information transmission such as advertisements. The image used as the information carrier is low in cost and can be sprayed and printed. And the acquisition equipment is the image acquisition equipment which is widely applied in the car at present, and the user cost does not need to be increased.
As a further embodiment, the method for recognizing vehicle exterior information based on the acquired image of the vehicle-mounted device according to the present invention includes, in addition to the above steps:
d1, the third mobile terminal device actively initiates connection with the specified terminal device, and the information corresponding to the vehicle position is generated and obtained from the specified terminal device.
In this further embodiment, the specified terminal device is a mobile phone of the owner, and when a relative of the owner needs to know the current state of the owner and feels that the owner is inconvenient to drive, the mobile phone of the relative of the owner can actively initiate a connection with the mobile phone of the owner to obtain the current vehicle driving state of the owner, such as information corresponding to the vehicle position, from the mobile phone of the vehicle. So as to know the current situation and position of the vehicle owner in time. And a call is not needed, so that the driving safety of the vehicle owner is improved, and convenience is provided for a user.
As another embodiment, the method for recognizing vehicle external information based on the image acquired by the vehicle-mounted device of the present invention includes, in addition to the above steps:
and D2, when navigating in the place without GPS signals, matching the generated information corresponding to the vehicle position to the navigation map, and matching the information to complete the navigation guidance.
That is, in the embodiment of the present invention, when a vehicle is navigated in a place without a GPS signal (for example, an underground parking lot), the GPS signal cannot be searched, and at this time, the generated information corresponding to the vehicle position may be matched to a navigation map to complete navigation guidance.
Therefore, the invention provides a method for capturing images by using the vehicle-mounted image capturing equipment and identifying the image content by using the image identification technology, so that the vehicle can conveniently and quickly acquire the external information accurately corresponding to the position of the vehicle.
Based on the above method embodiment, the present invention further provides a system for identifying vehicle external information based on an image acquired by a vehicle-mounted device, as shown in fig. 2, including:
an image acquisition module 210 for controlling the vehicle-mounted image capturing device to capture an image of the periphery of the vehicle; as described above.
The identification module 220 is used for identifying the information of the position in the shot image by the shot image around the automobile through an image identification algorithm; as described above.
A processing module 230, configured to generate information corresponding to the vehicle position according to the information of the identified in-image belt position, and transmit the generated information corresponding to the vehicle position to a specified terminal device; as described above.
In a further embodiment, the system for identifying information outside a vehicle based on an image acquired by an on-board device further includes:
the position acquisition control module is used for controlling a third mobile terminal device to actively initiate connection with the appointed terminal device and acquiring the generated information corresponding to the vehicle position from the appointed terminal device; as described above.
The navigation supplementary processing module is used for controlling the generated information corresponding to the position of the vehicle to be matched on a navigation map to complete navigation guidance in a matched manner when the vehicle is navigated in a place without GPS signals; as described above.
Further, the system for recognizing the vehicle exterior information based on the vehicle-mounted device-acquired image, wherein,
the image acquisition module includes:
the shooting control unit is used for controlling a reversing image of the vehicle-mounted image capturing device and/or a driving recorder to shoot image information around the vehicle; as described above.
The video intercepting unit is used for controlling the collection of video streams of image information shot by the reversing image and/or the automobile data recorder, intercepting the video streams at intervals of preset time and acquiring static images; as described above.
The identification module comprises:
the identification unit is used for identifying the captured static image in the image around the automobile; as described above.
The searching unit is used for searching the mark points in the static image through an image recognition algorithm; as described above.
The positioning unit is used for determining that the image contains useful information if the mark point is found, positioning the position of the useful information in the image through the mark point, identifying the position of the useful information, and continuously processing the next image after the position is identified; as described above.
A continuous processing unit, configured to continue processing the next image if no mark point is found in the still image;
wherein the in-vehicle image capturing apparatus includes: image, vehicle event data recorder back a car.
In summary, according to the method and the system for identifying the external information of the vehicle based on the image acquired by the vehicle-mounted device, the vehicle can acquire the external information conveniently and quickly. The information transmission corresponding to the vehicle position can be realized, and the information transmission such as accurate navigation, accurate advertisement and the like can be realized. The image used as the information carrier is low in cost and can be sprayed and printed. And the acquisition equipment is the image acquisition equipment which is widely applied in the car at present, and the user cost does not need to be increased.
Of course, it will be understood by those skilled in the art that all or part of the processes of the methods of the above embodiments may be implemented by a computer program instructing relevant hardware (such as a processor, a controller, etc.), and the program may be stored in a computer readable storage medium, and when executed, the program may include the processes of the above method embodiments. The storage medium may be a memory, a magnetic disk, an optical disk, etc.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (3)
1. A method for recognizing vehicle external information based on an image acquired by a vehicle-mounted device is characterized by comprising the following steps:
A. the vehicle-mounted image capturing device captures images of the periphery of the automobile;
the step A comprises the following steps:
a1, controlling a reversing image of the vehicle-mounted image capturing device and/or a vehicle event data recorder to shoot image information around the vehicle;
a2, collecting video streams of image information shot by a car backing image and/or a car recorder, intercepting the video streams at intervals of a preset time to obtain static images;
B. identifying the information of the position in the shot image through an image identification algorithm according to the shot image around the automobile; the step B specifically comprises the following steps:
b1, identifying the static image intercepted from the image around the automobile;
b2, searching for a mark point in the static image through an image recognition algorithm;
b3, if the mark point is found, the image is considered to contain useful information, the mark point is positioned at the position of the useful information in the image, the position of the useful information is identified, and the next image is processed continuously after the process is finished;
the step B3 further includes:
b4, when no mark point is found in the static image, continuing to process the next image and returning to the step B2;
C. generating information corresponding to the vehicle position according to the information of the identified position in the image, and transmitting the generated information corresponding to the vehicle position to a specified terminal device;
the step C is followed by:
d1, the third mobile terminal device actively initiates connection with the appointed terminal device, and the information corresponding to the generated vehicle position and the current vehicle driving state of the vehicle owner are obtained from the appointed terminal device; the designated terminal equipment is a mobile phone of the owner, when a relative of the owner needs to know the current state of the owner and the owner is disturbed by a call inconvenient to drive at the moment, the mobile phone of the relative of the owner initiatively initiates connection with the mobile phone of the owner so as to obtain the current vehicle driving state of the owner from the mobile phone of the owner;
d2, when navigating in the place without GPS signal, matching the generated information corresponding to the vehicle position to the navigation map, and completing navigation guidance;
when the information with the position in the image is identified, generating information corresponding to the position of the vehicle, wherein the information corresponding to the position of the vehicle also comprises time information of occurrence of the corresponding position, and the position of the vehicle is known in real time through the position information in the information corresponding to the position of the vehicle; transmitting the generated information corresponding to the vehicle position to a designated terminal device as required;
the vehicle can conveniently and quickly acquire external information, information transmission corresponding to the position of the vehicle is achieved accurately, and accurate navigation and accurate advertisement information transmission are achieved.
2. The method of claim 1, wherein the vehicle-mounted image capturing device comprises: image, vehicle event data recorder back a car.
3. A system for recognizing vehicle external information based on an image acquired by an in-vehicle device, comprising:
the vehicle-mounted image capturing device comprises an image acquisition module, a display module and a control module, wherein the image acquisition module is used for controlling the vehicle-mounted image capturing device to shoot images around the vehicle;
the identification module is used for identifying the information of the position in the shot image through an image identification algorithm on the shot image around the automobile;
the identification module comprises:
the identification unit is used for identifying the captured static image in the image around the automobile;
the searching unit is used for searching the mark points in the static image through an image recognition algorithm;
the positioning unit is used for determining that the image contains useful information if the mark point is found, positioning the position of the useful information in the image through the mark point, identifying the position of the useful information, and continuously processing the next image after the position is identified;
a continuous processing unit, configured to continue processing the next image if no mark point is found in the still image;
the processing module is used for generating information corresponding to the position of the vehicle according to the information of the identified position in the image and transmitting the generated information corresponding to the position of the vehicle to the specified terminal equipment;
the position acquisition control module is used for controlling a third mobile terminal device to actively initiate connection with the appointed terminal device and acquiring the generated information corresponding to the position of the vehicle and the current vehicle driving state of the vehicle owner from the appointed terminal device; the designated terminal equipment is a mobile phone of the owner, when a relative of the owner needs to know the current state of the owner and the owner is disturbed by a call inconvenient to drive at the moment, the mobile phone of the relative of the owner initiatively initiates connection with the mobile phone of the owner so as to obtain the current vehicle driving state of the owner from the mobile phone of the owner;
the navigation supplementary processing module is used for controlling the generated information corresponding to the position of the vehicle to be matched on a navigation map to complete navigation guidance in a matched manner when the vehicle is navigated in a place without GPS signals;
when the information with the position in the image is identified, generating information corresponding to the position of the vehicle, wherein the information corresponding to the position of the vehicle also comprises time information of occurrence of the corresponding position, and the position of the vehicle is known in real time through the position information in the information corresponding to the position of the vehicle; transmitting the generated information corresponding to the vehicle position to a designated terminal device as required;
the image acquisition module includes:
the shooting control unit is used for controlling a reversing image of the vehicle-mounted image capturing device and/or a driving recorder to shoot image information around the vehicle;
the video intercepting unit is used for controlling the collection of video streams of image information shot by the reversing image and/or the automobile data recorder, intercepting the video streams at intervals of preset time and acquiring static images;
the vehicle can conveniently and quickly acquire external information, realize information transmission accurately corresponding to the position of the vehicle, and realize accurate navigation and accurate information transmission of advertisements;
wherein the in-vehicle image capturing apparatus includes: image, vehicle event data recorder back a car.
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| CN106875442A (en) * | 2016-12-26 | 2017-06-20 | 上海蔚来汽车有限公司 | Vehicle positioning method based on image feature data |
| CN110386087B (en) * | 2018-04-23 | 2022-04-12 | 上海擎感智能科技有限公司 | Vehicle-based shooting method, storage medium, electronic device and vehicle |
| CN110876011B (en) * | 2018-08-30 | 2023-05-26 | 博泰车联网科技(上海)股份有限公司 | Driving shooting method based on image recognition technology and vehicle |
| JP7063257B2 (en) * | 2018-12-14 | 2022-05-09 | トヨタ自動車株式会社 | Information processing systems, programs, and information processing methods |
| JP7196683B2 (en) * | 2019-02-25 | 2022-12-27 | トヨタ自動車株式会社 | Information processing system, program, and control method |
| CN111696377A (en) * | 2019-03-11 | 2020-09-22 | 昆山研达电脑科技有限公司 | Method for sharing parking space |
| CN109737971B (en) * | 2019-03-18 | 2020-12-04 | 爱驰汽车有限公司 | Vehicle-mounted auxiliary navigation positioning system, method, equipment and storage medium |
| CN113191363B (en) * | 2021-04-28 | 2021-11-02 | 江西科技学院 | Method, device and system for determining idle parking space |
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Address after: 528100 F3 (F3), C District, southwest garden of Sanshui center science and Technology Industrial Park, Foshan, Guangdong Applicant after: Guangdong Ecar Telematics Service Co.,Ltd. Address before: 528100, No. 1, No. 1, Inner Ring North Road, Donghai Road, Donghai Road, Sanshui District, Guangdong Province, 203.204 Applicant before: Guangdong Ecar Telematics Service Co.,Ltd. |
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