CN105741586A - Automatic determining method and automatic determining system for vehicle road condition - Google Patents
Automatic determining method and automatic determining system for vehicle road condition Download PDFInfo
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- CN105741586A CN105741586A CN201610283517.5A CN201610283517A CN105741586A CN 105741586 A CN105741586 A CN 105741586A CN 201610283517 A CN201610283517 A CN 201610283517A CN 105741586 A CN105741586 A CN 105741586A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/09623—Systems involving the acquisition of information from passive traffic signs by means mounted on the vehicle
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Abstract
The invention provides an automatic determining method and an automatic determining system for a vehicle road condition. The automatic determining method comprises the steps of acquiring scene information of a front road condition, wherein the scene information comprises at least one selected from a vehicle picture, a signal lamp countdown picture and a signal lamp color state in front of the vehicle; selecting a processing module which corresponds with at least one selected from the vehicle picture, the signal lamp countdown picture and the signal lamp color state according to the scene information, and determining whether a vehicle driving starting condition is satisfied according to a data processing result; and notifying a vehicle driver to drive or stop according to a determining result. The automatic determining method and the automatic determining system can realize a vehicle driving determining assisting function for the vehicle driver and automatically determines a traffic environment change for the vehicle driver when a condition such as red light and traffic jam in the vehicle driving process occurs. When a corresponding condition is satisfied, the vehicle driver is notified.
Description
Technical field
The present invention relates to traffic driving safety technical field, be specifically related to road vehicle situation automatic judging method and system.
Background technology
Along with the development of economic sustainable growth and society, each metropolitan automobile pollution of China presents sustainable growth.But, the accident that automobile causes also gets more and more, to the very big harm that the property of the people and life bring.Lot of accident is due to fatigue driving or in accordance with reasons such as signal lighties.And at present, human pilot is based on artificial judgement for the judgement major part of road conditions, it does not have intelligent reminding.As human pilot, for the judgement of signal lights, it is possible to due to a variety of causes, produce erroneous judgement.Such as before the signal lights not having countdown, owing to the fatigue of human pilot is likely to miss the instruction of signal lights, not only affect front vehicle and pass through, and rear-end collision can be caused.
Prior art provides one prevent from hitting red light system by mistake, merely illustrate when there is barrier in front, how to avoid hitting red light by mistake, can not judge the function of driving conditions according to concrete road conditions, it is impossible to for vehicle driver's vehicle drive auxiliary judgment function.
In view of this, the special proposition present invention.
Summary of the invention
It is contemplated that one of technical problem solved at least to a certain extent in correlation technique, the first object of the present invention is in that providing one is vehicle driver's vehicle drive auxiliary judgment function, when solving that vehicle travel process runs into the situation such as red light, traffic jam, automatically the change of traffic environment situation is judged for vehicle driver, when reaching respective conditions, give the road vehicle situation automatic judging method into vehicle driver's notice.
Concrete technical scheme is as follows:
A kind of road vehicle situation automatic judging method, has steps of: obtaining the scene information of front road conditions, described scene information includes at least one in the vehicle picture before this car, signal lights countdown picture, signal lamp color state；Select to carry out data process with at least one the corresponding processing module in described vehicle picture, signal lights countdown picture, signal lamp color state according to described scene information, determine whether to reach vehicle launch driving conditions according to described data processed result；Result according to above-mentioned judgement notifies that vehicle driver travels or stops.
Road vehicle situation automatic judging method provided by the invention, mainly by software analysis, for vehicle driver's vehicle drive auxiliary judgment function, when solving that vehicle travel process runs into the situation such as red light, traffic jam, automatically judge the change of traffic environment for vehicle driver, when reaching respective conditions, giving to notify for vehicle driver, by the use of the present invention, vehicle driver can obtain the time of having a rest, fatigue alleviating, or process individual's things.Avoid because missed signal lamp or traffic are dredged, and delay stroke.Even can when congestion in road be serious, vehicle driver even can obtain the time of microsleep, reduces fatigue driving and causes occurring the probability of vehicle accident.
An example according to the present invention, select the processing module corresponding with vehicle picture to carry out data process according to scene information to comprise the following steps: set image and judge prompt time value, select and read front truck picture profile continuously, and form lines of outline labelling, when front vehicle ' s contour line markings occurs beyond set point, then judge that road state changes, trigger decision condition, notify that vehicle driver stops engine and continues executing with above-mentioned steps when reaching to set time value, when judging whether condition of road surface changes not up to when setting time value according to front vehicle wheel profile, notify that when condition of road surface changes vehicle driver reaches to start the condition of vehicle.
An example according to the present invention, select the processing module corresponding with signal lights countdown picture to carry out data process according to scene information to comprise the following steps: read signal lights countdown picture, changed by the timer in countdown picture and carry out image recognition analysis, traffic light are converted to system countdown when planning face, or sets itself countdown duration, make zero with timer periods or reach the time that sets as decision condition, notify that when reaching Rule of judgment vehicle driver reaches to start the condition of vehicle, continue above-mentioned steps not up to Rule of judgment.
An example according to the present invention, select the processing module corresponding with signal lamp color state to carry out data process according to scene information to comprise the following steps: read picture and judge signal lights state, prompting vehicle driver selects the signal lamp region needing to judge, when signal lamp color change notification vehicle driver reaches to start the condition of vehicle, not up to continuing executing with above-mentioned steps.
The second object of the present invention is in that to provide a kind of system applying above-mentioned road vehicle situation automatic judging method, concrete technical scheme is as follows: a kind of road vehicle situation automatic decision system, including: image collecting device, it obtains the scene information of front road conditions, and described scene information includes the vehicle picture before this car, signal lights countdown picture, signal lamp color state；Data processor, it selects the processing module corresponding with described vehicle picture, signal lights countdown picture, signal lamp color state to carry out data process according to described scene information, determines whether to reach vehicle launch driving conditions according to described data processed result；Command device, according to the result of above-mentioned decision condition, it notifies that vehicle driver starts vehicle or stops engine.
An example according to the present invention, described data processor includes: image judge module, it sets image and judges prompt time value, select and read front truck picture profile continuously, and form lines of outline labelling, when front vehicle ' s contour line markings occurs beyond set point, then judge that road state changes, trigger decision condition.
An example according to the present invention, described data processor includes: countdown judge module, it reads signal lights countdown picture, changed by the timer in countdown picture and carry out image recognition analysis, traffic light are converted to system countdown when planning face, or sets itself countdown duration, make zero with timer periods or reach the time that sets as decision condition.
An example according to the present invention, described data processor includes: traffic light judge module, and it reads picture and judges signal lights state, and prompting vehicle driver selects the signal lamp region needing to judge, when signal lamp color change triggers decision condition.
An example according to the present invention, described image collecting device includes photographic head.
An example according to the present invention, described command device includes speaker.
The additional aspect of the present invention and advantage will part provide in the following description, and part will become apparent from the description below, or is recognized by the practice of the present invention.
Accompanying drawing explanation
Fig. 1 is the flow chart according to road vehicle situation automatic judging method provided by the invention.
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings it is described in detail according to the present invention.
Embodiment one
In conjunction with the road vehicle situation automatic judging method shown in accompanying drawing 1, have steps of: obtaining the scene information of front road conditions, scene information includes at least one in the vehicle picture before this car, signal lights countdown picture, signal lamp color state；Select to carry out data process with at least one the corresponding processing module in vehicle picture, signal lights countdown picture, signal lamp color state according to scene information, determine whether to reach vehicle launch driving conditions according to data processed result；Result according to above-mentioned judgement notifies that vehicle driver travels or stops.
Road vehicle situation automatic judging method provided by the invention, mainly by software analysis, for vehicle driver's vehicle drive auxiliary judgment function, when solving that vehicle travel process runs into the situation such as red light, traffic jam, automatically judge the change of traffic environment for vehicle driver, when reaching respective conditions, giving to notify for vehicle driver, by the use of the present invention, vehicle driver can obtain the time of having a rest, fatigue alleviating, or process individual's things.Avoid because missed signal lamp or traffic are dredged, and delay stroke.Even can when congestion in road be serious, vehicle driver even can obtain the time of microsleep, reduces fatigue driving and causes occurring the probability of vehicle accident.
In the present embodiment, select the processing module corresponding with vehicle picture to carry out data process according to scene information to comprise the following steps: set image and judge prompt time value, select and read front truck picture profile continuously, and form lines of outline labelling, when front vehicle ' s contour line markings occurs beyond set point, then judge that road state changes, trigger decision condition, notify that vehicle driver stops engine and continues executing with above-mentioned steps when reaching to set time value, when judging whether condition of road surface changes not up to when setting time value according to front vehicle wheel profile, notify that when condition of road surface changes vehicle driver reaches to start the condition of vehicle.
In the present embodiment, select the processing module corresponding with signal lights countdown picture to carry out data process according to scene information to comprise the following steps: read signal lights countdown picture, changed by the timer in countdown picture and carry out image recognition analysis, traffic light are converted to system countdown when planning face, or sets itself countdown duration, make zero with timer periods or reach the time that sets as decision condition, notify that when reaching Rule of judgment vehicle driver reaches to start the condition of vehicle, continue above-mentioned steps not up to Rule of judgment.
In the present embodiment, select the processing module corresponding with signal lamp color state to carry out data process according to scene information to comprise the following steps: read picture and judge signal lights state, prompting vehicle driver selects the signal lamp region needing to judge, when signal lamp color change notification vehicle driver reaches to start the condition of vehicle, not up to continuing executing with above-mentioned steps.
Embodiment two
The present embodiment provides a kind of system based on above-described embodiment road vehicle situation automatic judging method, including: image collecting device, it obtains the scene information of front road conditions, and scene information includes the vehicle picture before this car, signal lights countdown picture, signal lamp color state；Data processor, it selects the processing module corresponding with vehicle picture, signal lights countdown picture, signal lamp color state to carry out data process according to scene information, determines whether to reach vehicle launch driving conditions according to data processed result；Command device, according to the result of above-mentioned decision condition, it notifies that vehicle driver starts vehicle or stops engine.
In the present embodiment, data processor includes: image judge module, it sets image and judges prompt time value, select and read front truck picture profile continuously, and form lines of outline labelling, when front vehicle ' s contour line markings occurs beyond set point, then judge that road state changes, trigger decision condition.
In the present embodiment, data processor includes: countdown judge module, it reads signal lights countdown picture, changed by the timer in countdown picture and carry out image recognition analysis, traffic light are converted to system countdown when planning face, or sets itself countdown duration, make zero with timer periods or reach the time that sets as decision condition.
In the present embodiment, data processor includes: traffic light judge module, and it reads picture and judges signal lights state, and prompting vehicle driver selects the signal lamp region needing to judge, when signal lamp color change triggers decision condition.
In the present embodiment, image collecting device includes photographic head, and command device includes speaker.
In sum, road vehicle situation automatic judging method provided above and system, it is possible to select to classify according to front environment (or camera picture) for vehicle driver, respectively three classifications:
(1) image judges: read the vehicle picture before this car of picture and selecting from photographic head, by computer software, judged road state by the change of front truck lines of outline, front truck is moved and causes lines of outline change triggers decision condition, send and notify vehicle driver.
(2) countdown judges: reads picture from photographic head and judges signal lights countdown, or set count down time by vehicle driver, make zero with the time or reach to set remaining time as decision condition, sends and notify vehicle driver.
(3) traffic light judge: read picture from photographic head and judge the states such as traffic light color, first prompting vehicle driver selects to need the traffic signal indicating lamp region of judgement, traffic signal light condition change (example: variable color, flicker, extinguishing) read in picture when photographic head judges to reach condition, sends and notifies vehicle driver.
More specifically, the whole work process below in conjunction with the present invention is further elaborated:
Shown in Fig. 1, the handling process of the present invention comprises the following steps:
Step one: software starts, definition sets image and judges prompt time value；
Step 2: read camera picture
Step 3: vehicle driver is according to camera picture (front environmental selection): image judgement, countdown judgement, signal lamp color judge scheme three kinds different.According to different choice jump procedure four: step 6: step 7:
Step 4: read picture and selecting front truck picture profile from photographic head continuously, and form lines of outline labelling, when the change beyond set point occurs front vehicle ' s contour line markings, then judges that road state changes, then triggers decision condition；Judge that prompt time value starts timer countdown according to setting image simultaneously.When time value makes zero, but road state does not change, jump procedure five；Lines of outline change triggers decision condition is caused when front vehicles moves, regardless of whether whether timer countdown is when reaching Rule of judgment, equal jump procedure eight, continue executing with step 4 not up to conditions above.
Step 5: reach the setting time, reminds and is stopped engine by vehicle driver, and redirect execution step 4, but no longer perform count down timer.
Step 6: countdown judges
Read picture from photographic head and judge traffic light countdown, image recognition analysis is carried out by the timer in camera picture is changed, traffic light are converted to system countdown when planning face, or set countdown duration by vehicle driver, make zero with timer periods or reach to set remaining time as decision condition, when reaching Rule of judgment jump procedure eight, not up to continuing executing with step 6.
Step 7: reading picture from photographic head and judge signal lights state, prompting vehicle driver selects the signal lamp region needing to judge, until state change.When reaching Rule of judgment jump procedure eight, not up to continuing executing with step 7.
Step 8: notify that vehicle driver reaches vehicle launch driving conditions.
It should be noted that in the description of the present embodiment, term " first ", " second " " the 3rd " only for descriptive purposes, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " " the 3rd " can express or implicitly include one or more these features.In describing the invention, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
Although above it has been shown and described that embodiments of the invention, it is understandable that, above-described embodiment is illustrative of, it is impossible to be interpreted as limitation of the present invention, and above-described embodiment can be changed, revises, replace and modification by those of ordinary skill in the art within the scope of the invention.
Claims (10)
1. a road vehicle situation automatic judging method, it is characterised in that have steps of:
Obtaining the scene information of front road conditions, described scene information includes at least one in the vehicle picture before this car, signal lights countdown picture, signal lamp color state；
Select to carry out data process with at least one the corresponding processing module in described vehicle picture, signal lights countdown picture, signal lamp color state according to described scene information, determine whether to reach vehicle launch driving conditions according to described data processed result；
Result according to above-mentioned judgement notifies that vehicle driver starts or stops engine.
2. road vehicle situation automatic judging method according to claim 1, it is characterised in that select the processing module corresponding with vehicle picture to carry out data process according to scene information and comprise the following steps:
Set image and judge prompt time value, select and read front truck picture profile continuously, and form lines of outline labelling, when front vehicle ' s contour line markings occurs beyond set point, then judge that road state changes, trigger decision condition, notify that vehicle driver stops engine and continues executing with above-mentioned steps when reaching to set time value, when judging whether condition of road surface changes not up to when setting time value according to front vehicle wheel profile, notify that when condition of road surface changes vehicle driver reaches to start the condition of vehicle.
3. road vehicle situation automatic judging method according to claim 2, it is characterised in that
Select the processing module corresponding with signal lights countdown picture to carry out data process according to scene information to comprise the following steps:
Read signal lights countdown picture, changed by the timer in countdown picture and carry out image recognition analysis, traffic light are converted to system countdown when planning face, or sets itself countdown duration, make zero with timer periods or reach the time that sets as decision condition, notify that when reaching Rule of judgment vehicle driver reaches to start the condition of vehicle, continue above-mentioned steps not up to Rule of judgment.
4. road vehicle situation automatic judging method according to claim 3, it is characterised in that
Select the processing module corresponding with signal lamp color state to carry out data process according to scene information to comprise the following steps:
Reading picture and judge signal lights state, prompting vehicle driver selects the signal lamp region needing to judge, when signal lamp color change notification vehicle driver reaches to start the condition of vehicle, not up to continuing executing with above-mentioned steps.
5. a road vehicle situation automatic decision system, it is characterised in that including:
Image collecting device, it obtains the scene information of front road conditions, and described scene information includes the vehicle picture before this car, signal lights countdown picture, signal lamp color state；
Data processor, it selects the processing module corresponding with described vehicle picture, signal lights countdown picture, signal lamp color state to carry out data process according to described scene information, determines whether to reach vehicle launch driving conditions according to described data processed result；
Command device, according to the result of above-mentioned decision condition, it notifies that vehicle driver starts vehicle or stops engine.
6. road vehicle situation automatic decision system according to claim 5, it is characterized in that, described data processor includes: image judge module, it sets image and judges prompt time value, select and read front truck picture profile continuously, and forming lines of outline labelling, when front vehicle ' s contour line markings occurs beyond set point, then judge that road state changes, trigger decision condition.
7. road vehicle situation automatic decision system according to claim 6, it is characterized in that, described data processor includes: countdown judge module, it reads signal lights countdown picture, changed by the timer in countdown picture and carry out image recognition analysis, traffic light are converted to system countdown or sets itself countdown duration when planning face, with timer periods zero or reach the time that sets as decision condition.
8. road vehicle situation automatic decision system according to claim 7, it is characterized in that, described data processor includes: traffic light judge module, it reads picture and judges signal lights state, prompting vehicle driver selects the signal lamp region needing to judge, when signal lamp color change triggers decision condition.
9. the road vehicle situation automatic decision system according to any one of claim 5-8, it is characterised in that described image collecting device includes photographic head.
10. the road vehicle situation automatic decision system according to any one of claim 5-8, it is characterised in that described command device includes speaker.
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| CN109147348A (en) * | 2018-09-17 | 2019-01-04 | 奇瑞汽车股份有限公司 | Control method for vehicle and device |
| CN111208821A (en) * | 2020-02-17 | 2020-05-29 | 李华兰 | Automobile automatic driving control method and device, automatic driving device and system |
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| CN105741586B (en) | 2018-05-04 |
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