CN110329156A - The recognition methods of vehicle backlight blind area Chinese herbaceous peony information and device - Google Patents
The recognition methods of vehicle backlight blind area Chinese herbaceous peony information and device Download PDFInfo
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- CN110329156A CN110329156A CN201910660128.3A CN201910660128A CN110329156A CN 110329156 A CN110329156 A CN 110329156A CN 201910660128 A CN201910660128 A CN 201910660128A CN 110329156 A CN110329156 A CN 110329156A
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- herbaceous peony
- chinese herbaceous
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/804—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for lane monitoring
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Abstract
The embodiment of the present invention provides recognition methods and the device of a kind of vehicle backlight blind area Chinese herbaceous peony information, this method comprises: obtaining the ambient light illumination testing result of vehicle；If judgement knows that the ambient light illumination testing result is less than or equal to first threshold, the Chinese herbaceous peony luminance detection result of vehicle is obtained；If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold, automatic trigger starts thermal imaging system, and the detection result of the thermal imaging system is shown in display screen.The recognition methods of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information and device, by when being judged as night, utilize thermal imaging, by Chinese herbaceous peony Real-time Feedback to driver when there is a situation where strong illumination, the case where to help driver clearly to know Chinese herbaceous peony road under conditions of backlight, help to ensure that traffic safety；Also, thermal imaging system image automatically switches, and is manually operated without driver, and timeliness is good.
Description
Technical field
The present invention relates to technical field of information processing, and in particular to a kind of recognition methods of vehicle backlight blind area Chinese herbaceous peony information
And device.
Background technique
People's lives be unable to do without automobile, and automobile also brings worry while bringing convenience, efficient life.
When driving at night, since the automobile of Facing Movement opens the highlighted headlight of high beam or refitted vehicles, will lead to driver can not be seen
Clear front link situation, the accident thus led to are innumerable.
Currently, vehicle relies primarily on the case where radar detection vehicle front, than such as whether there is barrier, and according to speed feelings
Condition intervenes braking system.But due to radar braking system have the defects that it is certain, such as erroneous judgement, vulnerable to interference, detection range not
Foot etc., so that the reliability of this scheme is lower, not can guarantee driving safety.
Summary of the invention
To solve the problems of the prior art, the embodiment of the present invention provides a kind of identification of vehicle backlight blind area Chinese herbaceous peony information
Method and device.
In a first aspect, the embodiment of the present invention provides a kind of recognition methods of vehicle backlight blind area Chinese herbaceous peony information, comprising: obtain
The ambient light illumination testing result of vehicle；If judgement knows that the ambient light illumination testing result is less than or equal to first threshold, obtain
The Chinese herbaceous peony luminance detection result of pick-up；If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold, automatic to touch
Hair starting thermal imaging system, and the detection result of the thermal imaging system is shown in display screen.
Further, described automatic after the judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold
Before triggering starting thermal imaging system, the method also includes: judge that the Chinese herbaceous peony luminance detection result and the ambient light illumination detect
Whether difference as a result is greater than third threshold value, if so, executing the automatic trigger starting thermal imaging system.
Further, before the ambient light illumination testing result for obtaining vehicle, the method also includes: obtain vehicle
Travel speed, if the travel speed be greater than the 4th threshold value, execute it is described obtain vehicle ambient light illumination testing result.
Further, the method also includes: if to know that the Chinese herbaceous peony luminance detection result is less than or equal to described for judgement
Second threshold, or, the difference of the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is less than or equal to the third
Threshold value, and the thermal imaging system is in an open state, then closes the thermal imaging system, and the image of the display screen is reverted to upper one
State.
Further, the method also includes: if judgement know the Chinese herbaceous peony luminance detection result be greater than second threshold
Value, or, the Chinese herbaceous peony luminance detection result is greater than the second threshold and the Chinese herbaceous peony luminance detection result and the environment shine
The difference for spending testing result is greater than the third threshold value, then before or while the automatic trigger starts thermal imaging system, exports vision
Blind area alarm signal；If judgement knows that the Chinese herbaceous peony luminance detection result is less than or equal to the second threshold or the Chinese herbaceous peony
The difference of luminance detection result and the ambient light illumination testing result is less than or equal to the third threshold value, and the thermal imaging system is
Opening state then closes the thermal imaging system before, after or at the same time described, releases the vision dead zone alarm signal.
Further, the ambient light illumination testing result for obtaining vehicle, specifically includes: using vehicle up direction is arranged in
First illuminance transducer obtains the ambient light illumination testing result；The Chinese herbaceous peony luminance detection for obtaining vehicle is as a result, specific packet
It includes: obtaining the Chinese herbaceous peony luminance detection using the second illuminance transducer that vehicle front is arranged in as a result, or, using being arranged in vehicle
Camera in front of obtains Chinese herbaceous peony image, after carrying out preset pretreatment to the Chinese herbaceous peony image, according to pixel in image
Luminance information carry out the identification of backlight lamp and the acquisition of the Chinese herbaceous peony luminance detection result.
Further, the camera includes WDR camera.
Second aspect, the embodiment of the present invention provide a kind of identification device of vehicle backlight blind area Chinese herbaceous peony information, comprising: environment
Illumination result obtains module, for obtaining the ambient light illumination testing result of vehicle；Chinese herbaceous peony luminance detection result obtains module, is used for
If judgement knows that the ambient light illumination testing result is less than or equal to first threshold, the Chinese herbaceous peony luminance detection knot of vehicle is obtained
Fruit；Control module, if automatic trigger starts thermal imagery for judging to know that the Chinese herbaceous peony luminance detection result is greater than second threshold
Instrument, and the detection result of the thermal imaging system is shown in display screen.
The third aspect, the embodiment of the present invention provides a kind of electronic equipment, including memory, processor and is stored in memory
Computer program that is upper and can running on a processor, is realized when the processor executes described program as first aspect provides
Method the step of.
Fourth aspect, the embodiment of the present invention provide a kind of non-transient computer readable storage medium, are stored thereon with calculating
Machine program is realized as provided by first aspect when the computer program is executed by processor the step of method.
The recognition methods of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information and device, by being judged as black
When night, using thermal imaging, by Chinese herbaceous peony Real-time Feedback to driver when there is a situation where strong illumination, so that driver be helped to exist
The case where Chinese herbaceous peony road is clearly known under conditions of backlight, helps to ensure that traffic safety；Also, thermal imaging system image is cut automatically
It changes, is manually operated without driver, timeliness is good.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the recognition methods flow chart of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information；
Fig. 2 be another embodiment of the present invention provides vehicle backlight blind area Chinese herbaceous peony information recognition methods process signal
Figure；
Fig. 3 is the schematic diagram of the vision dead zone alarm identification sub-process in Fig. 2；
Fig. 4 is the identification device structural schematic diagram of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information；
Fig. 5 be another embodiment of the present invention provides vehicle backlight blind area Chinese herbaceous peony information identification device structural schematic diagram；
Fig. 6 is the structural schematic diagram of the identifying system of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information；
Fig. 7 is the entity structure schematic diagram of electronic equipment provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is the recognition methods flow chart of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information.Such as Fig. 1 institute
Show, which comprises
Step 101, the ambient light illumination testing result for obtaining vehicle；
The identification device of vehicle backlight blind area Chinese herbaceous peony information obtains the ambient light illumination testing result of vehicle.The vehicle backlight
The identification device of blind area Chinese herbaceous peony information can be connected with the first illuminance transducer for being set to vehicle up direction (such as surface), benefit
The ambient light illumination testing result of vehicle is obtained with the first illuminance transducer.
The probe of first illuminance transducer can be towards sky, utmostly to reduce the interference of Chinese herbaceous peony light.
If step 102, judgement know that the ambient light illumination testing result is less than or equal to first threshold, vehicle is obtained
Chinese herbaceous peony luminance detection result；
By the ambient light illumination testing result compared with first threshold, the first threshold is distinguish daytime and night one
A preset threshold；If judgement know the ambient light illumination testing result be less than or equal to first threshold, know be now in it is black
Night then obtains the Chinese herbaceous peony luminance detection result of vehicle.
The identification device of vehicle backlight blind area Chinese herbaceous peony information can shine with setting the second of vehicle front (such as front)
Degree sensor is connected, and the Chinese herbaceous peony luminance detection result of vehicle is obtained using the second illuminance transducer.
The probe of second illuminance transducer can be towards front, utmostly to obtain Chinese herbaceous peony illuminance information.
If step 103, judgement know that the Chinese herbaceous peony luminance detection result is greater than second threshold, automatic trigger starts thermal imagery
Instrument, and the detection result of the thermal imaging system is shown in display screen；
By the Chinese herbaceous peony luminance detection result compared with second threshold, the second threshold is to judge whether there is intense light irradiation
The preset threshold penetrated；If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold, know intense light irradiation occur
It penetrates, then automatic trigger starts thermal imaging system, and the detection result of the thermal imaging system is shown in display screen.
If display screen shows the first picture at this time, by the display picture of the first screen switching to the detection result,
So that driver observes Chinese herbaceous peony information shown on display screen in time.
Thermal imaging camera (thermal imaging system) can be installed in the front of vehicle, thermal imaging camera covers enough as far as possible
Wide range, shooting distance are remote enough.It not blocked in front of thermal imaging camera, in order to avoid influence the transmission of infrared ray.
The core of safe driving automobile is drivers ' behavior, if it is possible to which, to the enough information of driver is given in advance, driver is complete
It can take measures to avoid the generation of accident.Night drives, when the automobile of opposite lanes opens high beam or refitted vehicles
The headlight crossed, which is irradiated, to be come, and can manufacture a vision dead zone to driver.And the image-forming principle of thermal imaging system is sent out based on object itself
Infrared imaging out, is not influenced by visible light, in the image of car-mounted display screen display vehicle front thermal imaging, Ke Yibang
Driver is helped to take measures in advance.
The embodiment of the present invention is by when being judged as night, using thermal imaging, when strong illumination occurs by Chinese herbaceous peony
The case where Real-time Feedback to driver, so that the case where helping driver clearly to know Chinese herbaceous peony road under conditions of backlight, facilitates
Guarantee traffic safety；Also, thermal imaging system image automatically switches, and is manually operated without driver, and timeliness is good.
Further, based on the above embodiment, know that the Chinese herbaceous peony luminance detection result is greater than the second threshold in the judgement
After value, before the automatic trigger starting thermal imaging system, the method also includes: judge the Chinese herbaceous peony luminance detection result and institute
Whether the difference for stating ambient light illumination testing result is greater than third threshold value, if so, executing the automatic trigger starting thermal imaging system.
The Chinese herbaceous peony luminance detection result is greater than second threshold, illustrates that strong illumination has occurred.But there are kind of a special circumstances
It is strong illumination to have occurred, but strong light is not from vehicle front according to coming, for example vehicle driving is to the biggish field of lamp illuminance
Institute.For avoid it is this judge incorrectly in special circumstances, guarantee that strong light is strictly from vehicle front according to coming to do correlated response again,
Judgement know the Chinese herbaceous peony luminance detection result be greater than second threshold after, further judge the Chinese herbaceous peony luminance detection result with
Whether the difference of the ambient light illumination testing result is greater than third threshold value.Because under normal circumstances, strong illumination is occurred in vehicle
Before, then the value of ambient light illumination testing result and Chinese herbaceous peony luminance detection result is close；If strong light is to shine from vehicle front, vehicle
Preceding luminance detection result will be significantly greater than ambient light illumination testing result.
Therefore, the third threshold value is set, knows that the Chinese herbaceous peony luminance detection result is greater than second threshold in the judgement
Later, judge whether the difference of the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is greater than third threshold value, if so,
Then illustrate that strong illumination has occurred in vehicle front, then execute automatic trigger starting thermal imaging system, and by the spy of the thermal imaging system
It surveys as the result is shown in display screen.
On the basis of the above embodiments, the embodiment of the present invention is by knowing that Chinese herbaceous peony luminance detection result is greater than the in judgement
After two threshold values, judge whether the difference of Chinese herbaceous peony luminance detection result and ambient light illumination testing result is greater than third threshold value, if so,
Automatic trigger starts thermal imaging system, improves reliability.
Further, before the ambient light illumination testing result for obtaining vehicle, the method also includes: obtain vehicle
Travel speed, if the travel speed be greater than the 4th threshold value, execute it is described obtain vehicle ambient light illumination testing result.
The identification device of vehicle backlight blind area Chinese herbaceous peony information can be connected with velocity sensor, to obtain the traveling of vehicle
Speed.Because if the travel speed of vehicle is very slow, even if there is strong illumination on opposite, a possibility that causing danger, is also very low.For
Specific aim is further increased, economize on resources consumption, then the travel speed of vehicle is obtained first, if the travel speed of vehicle is greater than in advance
If the 4th threshold value, then execute it is described obtain vehicle ambient light illumination testing result and subsequent step.
On the basis of the above embodiments, the embodiment of the present invention is by obtaining the travel speed of vehicle, if knowing traveling speed
Degree is greater than the 4th threshold value, then executes the ambient light illumination testing result for obtaining vehicle, further improve the specific aim of system, saves
Resource.
Further, based on the above embodiment, the method also includes: if judgement know the Chinese herbaceous peony luminance detection result
Less than or equal to the second threshold, or, the difference of the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is less than
Or it is equal to the third threshold value, and the thermal imaging system is in an open state, then closes the thermal imaging system, and by the display screen
Image reverts to laststate.
As previously mentioned, automatic trigger starts thermal imaging system, and will if the Chinese herbaceous peony luminance detection result is greater than second threshold
The detection result of the thermal imaging system is shown in display screen；Or, if the Chinese herbaceous peony luminance detection result is greater than second threshold and described
The difference of Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is greater than third threshold value, then automatic trigger starts thermal imaging system,
And the detection result of the thermal imaging system is shown in display screen.
The identification device of vehicle backlight blind area Chinese herbaceous peony information obtains ambient light illumination detection knot in real time or according to the preset period
Fruit and Chinese herbaceous peony luminance detection as a result, if judgement know the Chinese herbaceous peony luminance detection result be less than or equal to the second threshold, or,
The difference of the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is less than or equal to the third threshold value, then illustrates not
Has the condition for opening thermal imaging system.If thermal imaging system is in an open state at this time, the thermal imaging system is closed, and by the display screen
Image reverts to laststate, the laststate refers to show the detection result of the thermal imaging system before display state.
On the basis of the above embodiments, the embodiment of the present invention is not required to the detection knot of display thermal imaging system by knowing in judgement
When fruit, thermal imaging system is closed, and the image of display screen is reverted into laststate, realize the reliable switching of working condition.
Further, based on the above embodiment, the method also includes: if judgement know the Chinese herbaceous peony luminance detection result
Greater than the second threshold, or, the Chinese herbaceous peony luminance detection result is greater than the second threshold and the Chinese herbaceous peony luminance detection knot
The difference of fruit and the ambient light illumination testing result is greater than the third threshold value, then before the automatic trigger starts thermal imaging system or
Meanwhile exporting vision dead zone alarm signal；If judgement knows that the Chinese herbaceous peony luminance detection result is less than or equal to second threshold
The difference of value or the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is less than or equal to the third threshold value, and
And the thermal imaging system is in an open state, then before or while the closing thermal imaging system, releases the vision dead zone alarm
Signal.
If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold, or, the Chinese herbaceous peony luminance detection result is big
It is greater than the third threshold in the difference of the second threshold and the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result
Value, then illustrate that strong illumination has occurred in vehicle front, form vision dead zone, then before the automatic trigger starts thermal imaging system
Or simultaneously, vision dead zone alarm signal is exported.The vision dead zone alarm signal can be the alarm signal of any form, such as sound
Sound alarm etc..
If judgement knows that the Chinese herbaceous peony luminance detection result is less than or equal to the second threshold or the Chinese herbaceous peony illumination is examined
The difference for surveying result and the ambient light illumination testing result is less than or equal to the third threshold value, then illustrates do not have unlatching thermal imaging system
Condition.If thermal imaging system is in an open state at this time, the thermal imaging system is closed before, after or at the same time described, described in releasing
Vision dead zone alarm signal.
On the basis of the above embodiments, the embodiment of the present invention is by knowing that output regards when vision dead zone occurs in judgement
Feel blind area alarm signal, driver is made to obtain warning message in time；When judgement knows that vision dead zone is eliminated, releases vision dead zone and accuse
Alert signal, further improves the reliability of system.
Further, based on the above embodiment, the ambient light illumination testing result for obtaining vehicle, specifically includes: utilizing
The first illuminance transducer that vehicle up direction is arranged in obtains the ambient light illumination testing result；The Chinese herbaceous peony illumination for obtaining vehicle
Testing result specifically includes: obtain the Chinese herbaceous peony luminance detection using the second illuminance transducer that vehicle front is arranged in as a result,
Or, Chinese herbaceous peony image is obtained using the camera that vehicle front is arranged in, and after carrying out preset pretreatment to the Chinese herbaceous peony image, root
The identification of backlight lamp and the acquisition of the Chinese herbaceous peony luminance detection result are carried out according to the luminance information of pixel in image.
The ambient light illumination testing result can be obtained by the way that the first illuminance transducer of vehicle up direction is arranged in.The vehicle
Preceding luminance detection result can be obtained by the way that the second illuminance transducer of vehicle front is arranged in, can also be by being arranged before vehicle
The camera of side, for example raising image definition obtain vehicle using wide dynamic (Wide Dynamic Range, WDR) camera
Image information in front of after handling described image information, obtains Chinese herbaceous peony luminance detection result.
The WDR camera that traditional optical is imaged can be installed in right ahead, camera is preferred with 120 degree of wide-angle or more.
WDR camera and illuminance transducer select one of which to obtain Chinese herbaceous peony luminance detection result.
In the image information acquisition Chinese herbaceous peony luminance detection result obtained according to camera, described image can be believed first
Breath carries out image coding and decoding processing, useful signal etc. (such as luminance signal) image preprocessing is then extracted, according to image
The brightness of pixel can identify whether backlight lamp (whether vehicle front has Qiang Guang, if vision dead zone occurs) occur, for example, if
The brightness of remaining point of the brightness ratio of the partial pixel point of image is higher by very much, can specifically be set a threshold value, be illustrated to have occurred inverse
Light lamp then can obtain illuminance information according to the luminance information of pixel, that is, realize the acquisition of Chinese herbaceous peony luminance detection result.Its
In, obtaining illuminance information using the luminance information of pixel is prior art.
On the basis of the above embodiments, the embodiment of the present invention is by obtaining ambient light illumination detection knot using illuminance transducer
Fruit obtains Chinese herbaceous peony luminance detection as a result, improving flexibility using illuminance transducer or camera.
Fig. 2 be another embodiment of the present invention provides vehicle backlight blind area Chinese herbaceous peony information recognition methods process signal
Figure；Fig. 3 is the schematic diagram of the vision dead zone alarm identification sub-process in Fig. 2.As shown in Figure 2 and Figure 3, which comprises
Bus- Speed Monitoring is carried out first, if speed is to terminate more than corresponding preset value；If speed is more than preset value,
Execute vision dead zone alarm identification sub-process terminates if alerting without vision dead zone；If having vision dead zone alarm, open
Dynamic thermal imaging system, is switched to thermal imaging system image for display screen；Judge whether vision dead zone alarm releases, if so, display screen restores
Laststate closes thermal imaging system, terminates.
Wherein, vision dead zone alarm identification sub-process specifically includes: obtaining ambient light illumination testing result, judges ambient light illumination
Whether testing result is more than corresponding preset value, if so, terminating；If it is not, then further progress Chinese herbaceous peony luminance detection, and judge
Whether Chinese herbaceous peony luminance detection result is more than corresponding preset value, if it is not, then terminating；If so, by ambient light illumination testing result and
Chinese herbaceous peony luminance detection result is compared, if whether judgement person's difference is greater than corresponding preset value, if so, output vision dead zone
Alarm signal；If it is not, then terminating.
The embodiment of the present invention is by when being judged as night, using thermal imaging, when strong illumination occurs by Chinese herbaceous peony
The case where Real-time Feedback to driver, so that the case where helping driver clearly to know Chinese herbaceous peony road under conditions of backlight, facilitates
Guarantee traffic safety；Also, thermal imaging system image automatically switches, and is manually operated without driver, and timeliness is good.
Fig. 4 is the identification device structural schematic diagram of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information.Such as Fig. 4
Shown, the identification device 1 of vehicle backlight blind area Chinese herbaceous peony information includes that ambient light illumination result obtains module 10, the inspection of Chinese herbaceous peony illumination
It surveys result and obtains module 20 and control module 30, in which: ambient light illumination result obtains the environment photograph that module 10 is used to obtain vehicle
Spend testing result；If Chinese herbaceous peony luminance detection result obtain module 20 for judge know the ambient light illumination testing result be less than or
Equal to first threshold, then the Chinese herbaceous peony luminance detection result of vehicle is obtained；If control module 30 knows that the Chinese herbaceous peony is shone for judging
It spends testing result and is greater than second threshold, then automatic trigger starts thermal imaging system, and the detection result of the thermal imaging system is shown in aobvious
Display screen.
The embodiment of the present invention is by when being judged as night, using thermal imaging, when strong illumination occurs by Chinese herbaceous peony
The case where Real-time Feedback to driver, so that the case where helping driver clearly to know Chinese herbaceous peony road under conditions of backlight, facilitates
Guarantee traffic safety；Also, thermal imaging system image automatically switches, and is manually operated without driver, and timeliness is good.
Further, based on the above embodiment, control module 30 is also used to know the Chinese herbaceous peony illumination inspection in the judgement
Result is surveyed to be greater than after second threshold, before automatic trigger starting thermal imaging system, judge the Chinese herbaceous peony luminance detection result with
Whether the difference of the ambient light illumination testing result is greater than third threshold value, if so, executing the automatic trigger starting thermal imaging system.
On the basis of the above embodiments, the embodiment of the present invention is by knowing that Chinese herbaceous peony luminance detection result is greater than the in judgement
After two threshold values, judge whether the difference of Chinese herbaceous peony luminance detection result and ambient light illumination testing result is greater than third threshold value, if so,
Automatic trigger starts thermal imaging system, improves reliability.
Fig. 5 be another embodiment of the present invention provides vehicle backlight blind area Chinese herbaceous peony information identification device structural schematic diagram.
As shown in figure 5, described device further includes that Vehicle Speed obtains module 40, for obtaining the travel speed of vehicle, if described
Travel speed is greater than the 4th threshold value, then triggers ambient light illumination result and obtain the ambient light illumination inspection that module 10 executes the acquisition vehicle
Survey result.
On the basis of the above embodiments, the embodiment of the present invention is by obtaining the travel speed of vehicle, if knowing traveling speed
Degree is greater than the 4th threshold value, then executes the ambient light illumination testing result for obtaining vehicle, further improve the specific aim of system, saves
Resource.
Further, based on the above embodiment, if control module 30 is also used to judge to know the Chinese herbaceous peony luminance detection knot
Fruit is less than or equal to the second threshold, or, the difference of the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is small
In or be equal to the third threshold value, and the thermal imaging system is in an open state, then closes the thermal imaging system, and by the display screen
Image revert to laststate.
On the basis of the above embodiments, the embodiment of the present invention is not required to the detection knot of display thermal imaging system by knowing in judgement
When fruit, thermal imaging system is closed, and the image of display screen is reverted into laststate, realize the reliable switching of working condition.
Further, based on the above embodiment, if control module 30 is also used to judge to know the Chinese herbaceous peony luminance detection knot
Fruit is greater than the second threshold, or, the Chinese herbaceous peony luminance detection result is greater than the second threshold and the Chinese herbaceous peony luminance detection
As a result it is greater than the third threshold value with the difference of the ambient light illumination testing result, then before the automatic trigger starts thermal imaging system
Or simultaneously, vision dead zone alarm signal is exported；If judgement knows that the Chinese herbaceous peony luminance detection result is less than or equal to described second
The difference of threshold value or the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is less than or equal to the third threshold value,
And the thermal imaging system is in an open state, then closes the thermal imaging system before, after or at the same time described, it is blind to release the vision
Area's alarm signal.
On the basis of the above embodiments, the embodiment of the present invention is by knowing that output regards when vision dead zone occurs in judgement
Feel blind area alarm signal, driver is made to obtain warning message in time；When judgement knows that vision dead zone is eliminated, releases vision dead zone and accuse
Alert signal, further improves the reliability of system.
Further, based on the above embodiment, ambient light illumination result obtains module 10 and is specifically used for using setting in vehicle
First illuminance transducer of top obtains the ambient light illumination testing result；Chinese herbaceous peony luminance detection result obtains module 20 and specifically uses
In: the Chinese herbaceous peony luminance detection is obtained using the second illuminance transducer that vehicle front is arranged in as a result, or, using being arranged in vehicle
Camera in front of obtains Chinese herbaceous peony image, after carrying out preset pretreatment to the Chinese herbaceous peony image, according to pixel in image
Luminance information carry out the identification of backlight lamp and the acquisition of the Chinese herbaceous peony luminance detection result.
On the basis of the above embodiments, the embodiment of the present invention is by obtaining ambient light illumination detection knot using illuminance transducer
Fruit obtains Chinese herbaceous peony luminance detection as a result, improving flexibility using illuminance transducer or camera.
Fig. 6 is the structural schematic diagram of the identifying system of vehicle backlight provided in an embodiment of the present invention blind area Chinese herbaceous peony information.Such as
Shown in Fig. 6, the identifying system of vehicle backlight blind area Chinese herbaceous peony information includes the identification of vehicle backlight blind area Chinese herbaceous peony information
Device 1, the first illuminance transducer 2, the second illuminance transducer 3, thermal imaging system 4, display screen 5, velocity sensor 6；Wherein, vehicle is inverse
The ambient light illumination result of the identification device 1 of light blind area Chinese herbaceous peony information obtains module 10 and connect with the first illuminance transducer 2, and Chinese herbaceous peony is shone
Degree testing result obtains module 20 and connect with the second illuminance transducer 3, and control module 30 connects with thermal imaging system 4 and display screen 5 respectively
It connects, Vehicle Speed obtains module 40 and connect with velocity sensor 6.
The illuminance transducer that the embodiment of the present invention is mounted on different location using 2 compares illumination, detects right ahead
Whether the intensity of illumination, identification right ahead have strong illumination, when having detected that strong illumination, vehicle-carrying display screen show automatically
The realtime graphic of vehicle front thermal imaging.Illuminance transducer can also be changed to the common camera of forward sight, pass through camera figure
As recognizer also can detecte whether right ahead has strong illumination.
Apparatus and system provided in an embodiment of the present invention is for the above method, and concrete function can refer to above method stream
Journey, details are not described herein again.
Fig. 7 is the entity structure schematic diagram of electronic equipment provided in an embodiment of the present invention.As shown in fig. 7, the electronic equipment
It may include: processor (processor) 810,820, memory communication interface (Communications Interface)
(memory) 830 and communication bus 840, wherein processor 810, communication interface 820, memory 830 pass through communication bus 840
Complete mutual communication.Processor 810 can call the logical order in memory 830, to execute following method: obtaining vehicle
Ambient light illumination testing result；If judgement knows that the ambient light illumination testing result is less than or equal to first threshold, obtain
The Chinese herbaceous peony luminance detection result of vehicle；If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold, automatic trigger
Start thermal imaging system, and the detection result of the thermal imaging system is shown in display screen.
In addition, the logical order in above-mentioned memory 830 can be realized by way of SFU software functional unit and conduct
Independent product when selling or using, can store in a computer readable storage medium.Based on this understanding, originally
Substantially the part of the part that contributes to existing technology or the technical solution can be in other words for the technical solution of invention
The form of software product embodies, which is stored in a storage medium, including some instructions to
So that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation of the present invention
The all or part of the steps of example the method.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. it is various
It can store the medium of program code.
On the other hand, the embodiment of the present invention also provides a kind of non-transient computer readable storage medium, is stored thereon with meter
Calculation machine program, the computer program are implemented to carry out the transmission method of the various embodiments described above offer when being executed by processor, such as
It include: the ambient light illumination testing result for obtaining vehicle；If judgement knows that the ambient light illumination testing result is less than or equal to first
Threshold value then obtains the Chinese herbaceous peony luminance detection result of vehicle；If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold,
Then automatic trigger starts thermal imaging system, and the detection result of the thermal imaging system is shown in display screen.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of recognition methods of vehicle backlight blind area Chinese herbaceous peony information characterized by comprising
Obtain the ambient light illumination testing result of vehicle；
If judgement knows that the ambient light illumination testing result is less than or equal to first threshold, the Chinese herbaceous peony luminance detection of vehicle is obtained
As a result；
If judgement knows that the Chinese herbaceous peony luminance detection result is greater than second threshold, automatic trigger starts thermal imaging system, and will be described
The detection result of thermal imaging system is shown in display screen.
2. the recognition methods of vehicle backlight according to claim 1 blind area Chinese herbaceous peony information, which is characterized in that in the judgement
Know that the Chinese herbaceous peony luminance detection result is greater than after second threshold, before the automatic trigger starting thermal imaging system, the method
Further include:
Judge whether the difference of the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result is greater than third threshold value, if so,
Then execute the automatic trigger starting thermal imaging system.
3. the recognition methods of vehicle backlight according to claim 1 blind area Chinese herbaceous peony information, which is characterized in that in the acquisition
Before the ambient light illumination testing result of vehicle, the method also includes:
The travel speed of vehicle is obtained, if the travel speed is greater than the 4th threshold value, the environment for obtaining vehicle is executed and shines
Spend testing result.
4. the recognition methods of vehicle backlight according to claim 2 blind area Chinese herbaceous peony information, which is characterized in that the method is also
Include:
If judgement knows that the Chinese herbaceous peony luminance detection result is less than or equal to the second threshold, or, the Chinese herbaceous peony luminance detection
As a result it is less than or equal to the third threshold value with the difference of the ambient light illumination testing result, and the thermal imaging system is open shape
State then closes the thermal imaging system, and the image of the display screen is reverted to laststate.
5. the recognition methods of vehicle backlight according to claim 4 blind area Chinese herbaceous peony information, which is characterized in that the method is also
Include:
If judgement knows that the Chinese herbaceous peony luminance detection result is greater than the second threshold, or, the Chinese herbaceous peony luminance detection result is big
It is greater than the third threshold in the difference of the second threshold and the Chinese herbaceous peony luminance detection result and the ambient light illumination testing result
Value exports vision dead zone alarm signal then before or while the automatic trigger starts thermal imaging system；
If judgement knows that the Chinese herbaceous peony luminance detection result is less than or equal to the second threshold or the Chinese herbaceous peony luminance detection knot
The difference of fruit and the ambient light illumination testing result is less than or equal to the third threshold value, and the thermal imaging system is in an open state,
The thermal imaging system then is closed before, after or at the same time described, releases the vision dead zone alarm signal.
6. the recognition methods of vehicle backlight according to claim 1 blind area Chinese herbaceous peony information, which is characterized in that the acquisition vehicle
Ambient light illumination testing result, specifically include:
The ambient light illumination testing result is obtained using the first illuminance transducer that vehicle up direction is arranged in；
The Chinese herbaceous peony luminance detection for obtaining vehicle is as a result, specifically include:
The Chinese herbaceous peony luminance detection is obtained using the second illuminance transducer that vehicle front is arranged in as a result, or, existing using setting
The camera of vehicle front obtains Chinese herbaceous peony image, after carrying out preset pretreatment to the Chinese herbaceous peony image, according to pixel in image
The luminance information of point carries out the identification of backlight lamp and the acquisition of the Chinese herbaceous peony luminance detection result.
7. the recognition methods of vehicle backlight according to claim 6 blind area Chinese herbaceous peony information, which is characterized in that the camera
Including WDR camera.
8. a kind of identification device of vehicle backlight blind area Chinese herbaceous peony information characterized by comprising
Ambient light illumination result obtains module, for obtaining the ambient light illumination testing result of vehicle；
Chinese herbaceous peony luminance detection result obtains module, if for judging to know that the ambient light illumination testing result is less than or equal to first
Threshold value then obtains the Chinese herbaceous peony luminance detection result of vehicle；
Control module, if for judging to know that the Chinese herbaceous peony luminance detection result is greater than second threshold, automatic trigger starting heat
As instrument, and the detection result of the thermal imaging system is shown in display screen.
9. a kind of electronic equipment including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor realizes that the vehicle as described in any one of claim 1 to 7 is inverse when executing described program
The step of recognition methods of light blind area Chinese herbaceous peony information.
10. a kind of non-transient computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer
The recognition methods of the vehicle backlight blind area Chinese herbaceous peony information as described in any one of claim 1 to 7 is realized when program is executed by processor
The step of.
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