CN110516675A - Image big data acquisition and analysis device and method - Google Patents
Image big data acquisition and analysis device and method Download PDFInfo
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- CN110516675A CN110516675A CN201910149000.0A CN201910149000A CN110516675A CN 110516675 A CN110516675 A CN 110516675A CN 201910149000 A CN201910149000 A CN 201910149000A CN 110516675 A CN110516675 A CN 110516675A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
- G06V30/153—Segmentation of character regions using recognition of characters or words
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
- G07B15/02—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points taking into account a variable factor such as distance or time, e.g. for passenger transport, parking systems or car rental systems
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
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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
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
- G08G1/148—Management of a network of parking areas
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/24—Aligning, centring, orientation detection or correction of the image
- G06V10/247—Aligning, centring, orientation detection or correction of the image by affine transforms, e.g. correction due to perspective effects; Quadrilaterals, e.g. trapezoids
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
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Abstract
The present invention relates to a kind of image big data acquisition and analysis devices, it include: navigation data receiving device, it is connect with Number Reorganization equipment, for receiving the auto navigation position of in-vehicle navigation apparatus wireless transmission corresponding with license plate number, the auto navigation position is the navigation position of automobile where the in-vehicle navigation apparatus；Free time assessment equipment, it is arranged in the console of automobile, it is connect with the navigation data receiving device, returns the time required for the parking stall of vehicle body side using as residence time for automobile where calculating the in-vehicle navigation apparatus based on the auto navigation position and Ben Che navigation position.Image big data acquisition and analysis device of the invention is compact to design, convenient and practical.
Description
Technical field
The present invention relates to image big data acquisition field more particularly to a kind of image big data acquisition and analysis devices.
Background technique
Image Acquisition is that the means of real-time image information acquisition are carried out using state-of-the-art technology, in current multimedia technology
It occupies an important position.In daily life, the fields such as field of biomedicine, aerospace, which suffer from, is widely applied.Image
Speed, the quality of acquisition directly influence the overall effect of product.
Image information is one of the most important information that the mankind obtain, and Image Acquisition is in Digital Image Processing, image recognition
Equal fields are using very extensive.The acquisition and processing of realtime graphic occupy an important position in current multimedia technology.It is daily
The products such as digital camera seen in life, videophone, multimedia IP phone and videoconference, real time image collection are them
In core technology.Speed, the quality of Image Acquisition directly influence the overall effect of product.
Summary of the invention
The present invention needs to have inventive point crucial at following two:
(1) license plate is corresponded to by the parking stall to current vehicle side and carries out specific aim identification, receive the license plate recognized
The auto navigation position of corresponding in-vehicle navigation apparatus wireless transmission, based on the auto navigation position and Ben Che navigation position
Automobile where calculating the in-vehicle navigation apparatus returns the time required for the parking stall of vehicle body side using as residence time, to make
The reference time on the parking stall is stopped for this vehicle, to provide reference data for parking charge of the parking lot to this vehicle；
(2) on the basis of executing geometric correction processing to image, two color channel values of the customization in image are held
Line distortion correction process, remaining color channel values are not involved in distortion correction processing, then execute subsequent non-linear interpolation processing,
To ensure the quality and efficiency of image procossing.
According to an aspect of the present invention, a kind of image big data acquisition and analysis device is provided, described device includes:
Number Reorganization equipment is connect with non-linear interpolation equipment, is known for executing OCR character to non-linear interpolation image
Not, to obtain one or more of character strings, and by wherein two-by-two the quantity of the pixel between character be less than or equal to it is pre-
If the character string of amount threshold is exported as license plate number；
Navigation data receiving device is connect with the Number Reorganization equipment, corresponding with the license plate number for receiving
The auto navigation position of in-vehicle navigation apparatus wireless transmission, the auto navigation position are automobile where the in-vehicle navigation apparatus
Navigation position；
Free time assessment equipment, is arranged in the console of automobile, connect, is used for the navigation data receiving device
Automobile returns vehicle body side where calculating the in-vehicle navigation apparatus based on the auto navigation position and Ben Che navigation position
Time required for parking stall is using as residence time；
The top on the parking stall of vehicle body side is arranged in liquid crystal display, for described in the reception of link by wireless communication
The residence time that free time assessment equipment is sent, and residence time described in real-time display；
The top on the parking stall of vehicle body side is arranged in live counting equipment, connect with the liquid crystal display, is used for base
Corresponding vehicle Parking Fee is calculated in the residence time and is shown on the liquid crystal display；
Side acquires equipment, the vehicle body of the driver's cabin side of automobile is embedded in, for the parking stall to vehicle body side
The acquisition of image big data is carried out, to obtain side scene image；
Amplitude judges equipment, is arranged in the console of automobile, connect with side acquisition equipment, described for receiving
Side scene image detects the amplitude of the various types interference in the side scene image, will have amplitude peak
Interference type be used as with reference to interference type export；
Numerical value extract equipment, is arranged in the console of automobile, judges that equipment is connect with the amplitude, described for extracting
With reference to amplitude peak of the interference type in the side scene image to be exported as reference amplitude；
Geometrical correction device is arranged in the console of automobile, for receiving the side scene figure under operation
Picture executes geometric correction processing to the side scene image, to obtain geometric correction image；
Freescale IMX6 processing equipment, is arranged in the console of automobile, respectively with the numerical value extract equipment and institute
State geometrical correction device connection, for the reference amplitude received be more than or equal to predetermined amplitude threshold value when, by the geometry school
Positive equipment is switched to operating status from power down mode；
The Freescale IMX6 processing equipment is also used to when the reference amplitude received is less than predetermined amplitude threshold value, will
The geometrical correction device is switched to power down mode from operating status；
The geometrical correction device be also used to stop under the power down mode to the reception of the side scene image with
And geometric correction processing；
Channel value extract equipment is connect with the geometrical correction device, for receiving geometric correction image, to the geometry
It corrects image and executes the conversion of RGB color to the space LAB, to obtain each pixel in the geometric correction image
L channel value, A channel value and channel B value；
Correction processing apparatus is connect with the channel value extract equipment, for the channel L in the geometric correction image
Value executes distortion correction processing, to obtain the first processing image, and executes distortion to the A channel value in the first processing image
Correction process, to obtain second processing image；
Non-linear interpolation equipment is connect with the correction processing apparatus, non-thread for executing to the second processing image
Property interpolation processing, to obtain non-linear interpolation image.
According to another aspect of the present invention, a kind of image big data capturing analysis method is additionally provided, the method includes
Using a kind of such as above-mentioned image big data acquisition and analysis device, for being calculated based on auto navigation position and Ben Che navigation position
Automobile where the in-vehicle navigation apparatus returns the time required for the parking stall of vehicle body side to be parking lot as residence time
Reference data is provided to the parking charge of this vehicle.
Image big data acquisition and analysis device of the invention is compact to design, convenient and practical.Due to being based on auto navigation position
Automobile where calculating the in-vehicle navigation apparatus with this vehicle navigation position return the time required for the parking stall of vehicle body side with
As residence time, to provide reference data for parking charge of the parking lot to this vehicle.
Specific embodiment
The embodiment of image big data acquisition and analysis device of the invention will be described in detail below.
The charge that parking facility carries out motor vehicle parking, is just called parking fee.Parking fee collecting mode is periodically received mostly
The modes such as mode is taken, collects, collect on time in due order, collecting the major source of revenues that parking fee is professional parking lot management company.
Parking system is the main tool for collecting parking fee, and regular charge method is generally used and monthly collected, that is,
One vehicle monthly hands over a fixed Parking Fee, and in the moon, vehicle can pass in and out infinitely, not discouraging of parking duration.This
Class vehicle is also known as long to hire a car.Opposite, for interim vehicle, generally according to the time span of parking, collect parking management
Expense, toll-ratio derive from the policy document of municipal administration department, and the rate in each city will be different, same city
Different zones would also vary from, and this kind of vehicle is hired a car when being also known as.
Currently, the parking charge in parking lot still is limited to the parking charge to non-personal parking stall, and is unable to fully excavate private
The idle parking stall of people parking stall utilizes space, in fact, some individuals also wish in the automobile of oneself not in oneself parking stall or
Apart from oneself parking stall it is remote apart from when paid formula oneself idle parking stall be provided used to public vehicles.
In order to overcome above-mentioned deficiency, the present invention has built a kind of image big data acquisition and analysis device, can effectively solve the problem that
Corresponding technical problem.
The image big data acquisition and analysis device shown according to an embodiment of the present invention includes:
Number Reorganization equipment is connect with non-linear interpolation equipment, is known for executing OCR character to non-linear interpolation image
Not, to obtain one or more of character strings, and by wherein two-by-two the quantity of the pixel between character be less than or equal to it is pre-
If the character string of amount threshold is exported as license plate number；
Navigation data receiving device is connect with the Number Reorganization equipment, corresponding with the license plate number for receiving
The auto navigation position of in-vehicle navigation apparatus wireless transmission, the auto navigation position are automobile where the in-vehicle navigation apparatus
Navigation position；
Free time assessment equipment, is arranged in the console of automobile, connect, is used for the navigation data receiving device
Automobile returns vehicle body side where calculating the in-vehicle navigation apparatus based on the auto navigation position and Ben Che navigation position
Time required for parking stall is using as residence time；
The top on the parking stall of vehicle body side is arranged in liquid crystal display, for described in the reception of link by wireless communication
The residence time that free time assessment equipment is sent, and residence time described in real-time display；
The top on the parking stall of vehicle body side is arranged in live counting equipment, connect with the liquid crystal display, is used for base
Corresponding vehicle Parking Fee is calculated in the residence time and is shown on the liquid crystal display；
Side acquires equipment, the vehicle body of the driver's cabin side of automobile is embedded in, for the parking stall to vehicle body side
The acquisition of image big data is carried out, to obtain side scene image；
Amplitude judges equipment, is arranged in the console of automobile, connect with side acquisition equipment, described for receiving
Side scene image detects the amplitude of the various types interference in the side scene image, will have amplitude peak
Interference type be used as with reference to interference type export；
Numerical value extract equipment, is arranged in the console of automobile, judges that equipment is connect with the amplitude, described for extracting
With reference to amplitude peak of the interference type in the side scene image to be exported as reference amplitude；
Geometrical correction device is arranged in the console of automobile, for receiving the side scene figure under operation
Picture executes geometric correction processing to the side scene image, to obtain geometric correction image；
Freescale IMX6 processing equipment, is arranged in the console of automobile, respectively with the numerical value extract equipment and institute
State geometrical correction device connection, for the reference amplitude received be more than or equal to predetermined amplitude threshold value when, by the geometry school
Positive equipment is switched to operating status from power down mode；
The Freescale IMX6 processing equipment is also used to when the reference amplitude received is less than predetermined amplitude threshold value, will
The geometrical correction device is switched to power down mode from operating status；
The geometrical correction device be also used to stop under the power down mode to the reception of the side scene image with
And geometric correction processing；
Channel value extract equipment is connect with the geometrical correction device, for receiving geometric correction image, to the geometry
It corrects image and executes the conversion of RGB color to the space LAB, to obtain each pixel in the geometric correction image
L channel value, A channel value and channel B value；
Correction processing apparatus is connect with the channel value extract equipment, for the channel L in the geometric correction image
Value executes distortion correction processing, to obtain the first processing image, and executes distortion to the A channel value in the first processing image
Correction process, to obtain second processing image；
Non-linear interpolation equipment is connect with the correction processing apparatus, non-thread for executing to the second processing image
Property interpolation processing, to obtain non-linear interpolation image；
Wherein, in the correction processing apparatus, the L channel value in the geometric correction image is executed at distortion correction
Reason participates in distortion school to obtain each L channel value that the first processing image includes: each pixel in the geometric correction image
Positive to handle, each A channel value and each channel B value of each pixel are not involved at distortion correction in the geometric correction image
Reason；
Wherein, in the correction processing apparatus, the A channel value in the first processing image is executed at distortion correction
Reason participates in distortion school to obtain each A channel value that second processing image includes: each pixel in the first processing image
Positive to handle, each L channel value, each channel B value of each pixel are not involved at distortion correction in the geometric correction image
Reason.
Then, continue that the specific structure of image big data acquisition and analysis device of the invention is further detailed.
In described image big data acquisition and analysis device:
The amplitude judges that equipment includes the sub- equipment of Interference Detection, the sub- equipment of amplitude recognition, the more sub- equipment sum number of amplitude
According to the sub- equipment of output.
In described image big data acquisition and analysis device:
Judge in equipment in the amplitude, the sub- equipment of Interference Detection is connect with the sub- equipment of the amplitude recognition, described
The more sub- equipment of amplitude exports sub- equipment with the sub- equipment of the amplitude recognition and the data respectively and connect.
In described image big data acquisition and analysis device:
The navigation data receiving device is one of tdd communication apparatus or frequency duplex communications equipment；
Wherein, the free time assessment equipment is realized by the CPLD chip designed using VHDL language.
Can also include: in described image big data acquisition and analysis device
Signal recognition equipment is connect with the non-linear interpolation equipment, for receiving the non-linear interpolation image, to institute
It states non-linear interpolation image and executes edge enhancing processing, to obtain corresponding edge enhanced images, be also used to receive to the side
Edge enhances image and executes light dark ratio parsing operation, to obtain the light dark ratios of the edge enhanced images using defeated as reference light dark ratio
Out.
In described image big data acquisition and analysis device:
In the signal recognition equipment, light dark ratio parsing operation is executed to the edge enhanced images, described in obtaining
The light dark ratio of edge enhanced images is to include: to obtain each pixel in the edge enhanced images as the output of reference light dark ratio
Each brightness value, by the maximum brightness value in each brightness value divided by minimum luminance value with determination it is described refer to light and shade
Than, and export described with reference to light dark ratio.
Can also include: in described image big data acquisition and analysis device
Data analysis equipment is connect with the signal recognition equipment, described with reference to light dark ratio for receiving, and by the ginseng
It examines light dark ratio to be compared with light dark ratio threshold value, to issue when the reference light dark ratio is more than or equal to the light dark ratio threshold value
First compares instruction, when the reference light dark ratio is less than the light dark ratio threshold value, issues second and compares instruction.
Can also include: in described image big data acquisition and analysis device
Nonlinear adjustment equipment compares equipment and the signal recognition with the Number Reorganization equipment, the parameter respectively
Equipment connection, for executing non-linear dynamic range to the edge enhanced images when receiving the second comparison instruction
Adjustment processing, to obtain nonlinear adjustment image, is also used to when receiving first control instruction, the edge is enhanced
Image is as nonlinear adjustment image.
Can also include: in described image big data acquisition and analysis device
Optical fiber transceiving equipment is connect with the nonlinear adjustment equipment, promotes image for receiving the range, and pass through
Optic communication links send the nonlinear adjustment image；
The nonlinear adjustment equipment is also used to replacing the nonlinear adjustment image into the non-linear interpolation image hair
Give the Number Reorganization equipment；
Wherein, it is also built-in with ram cell in the parameter comparison equipment, for storing the light dark ratio threshold value.
Meanwhile in order to overcome above-mentioned deficiency, the present invention has also built a kind of image big data capturing analysis method, the side
Method includes using a kind of such as above-mentioned image big data acquisition and analysis device, for being based on auto navigation position and Ben Che navigation bits
It sets automobile where calculating the in-vehicle navigation apparatus and returns the time required for the parking stall of vehicle body side using as residence time,
Reference data is provided for parking charge of the parking lot to this vehicle.
In addition, optical fiber is writing a Chinese character in simplified form for optical fiber, it is a kind of fiber made of glass or plastics, can be used as light conduction work
Tool.Transmission principle is ' total reflection of light '.Fine optical fiber is encapsulated in plastic sheath, allows it to be bent and be unlikely to disconnected
It splits.In general, the emitter of one end of optical fiber uses light emitting diode (light emitting diode, LED) or a branch of sharp
Light pulse is sent to optical fiber by light, and the reception device of the other end of optical fiber detects pulse using light-sensitive element.
In multimode fibre, the diameter of core is 50 μm and 62.5 μm two kinds, substantially suitable with the thickness of the hair of people.And it is single
The diameter of mode fiber core is 8 μm~10 μm, and the most commonly used is 9/125 μm.One layer of refractive index glass lower than core is surrounded outside core
Big envelope, is commonly called as covering, and covering makes light be maintained at in-core.Outside is one layer of thin plastic wrapper, i.e. coat again, is used to
Protect covering.Optical fiber is usually bundled into beam, and there is shell protection in outside.The fibre core usually cross-sectional area made of quartz glass is very
Small double concentric circle cylinder, his quality is crisp, easy fracture, it is therefore desirable to an additional protective layer.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.
Although the present invention is disclosed as above with embodiment, it is not intended to limit the invention, any technical field
Those of ordinary skill should can make change appropriate and same replacement without departing from the spirit and scope of the present invention.
Therefore protection scope of the present invention should be subject to the range that the claim of this application defined.
Claims (10)
1. a kind of image big data acquisition and analysis device, described device include:
Number Reorganization equipment is connect with non-linear interpolation equipment, for executing OCR character recognition to non-linear interpolation image, with
Obtain one or more of character strings, and by wherein the quantity of the pixel between character is less than or equal to preset quantity two-by-two
The character string of threshold value is exported as license plate number；
Navigation data receiving device is connect with the Number Reorganization equipment, corresponding with the license plate number vehicle-mounted for receiving
The auto navigation position of navigation equipment wireless transmission, the auto navigation position are leading for automobile where the in-vehicle navigation apparatus
Boat position；
Free time assessment equipment, is arranged in the console of automobile, connect with the navigation data receiving device, for being based on
Automobile returns the parking of vehicle body side where the auto navigation position and Ben Che navigation position calculate the in-vehicle navigation apparatus
Time required for position is using as residence time；
The top on the parking stall of vehicle body side is arranged in liquid crystal display, receives the free time for link by wireless communication
The residence time that time assessment equipment is sent, and residence time described in real-time display；
The top on the parking stall of vehicle body side is arranged in live counting equipment, connect with the liquid crystal display, for being based on institute
Residence time is stated to calculate corresponding vehicle Parking Fee and be shown on the liquid crystal display；
Side acquires equipment, is embedded in the vehicle body of the driver's cabin side of automobile, carries out for the parking stall to vehicle body side
Image big data acquisition, to obtain side scene image；
Amplitude judges equipment, is arranged in the console of automobile, connect with side acquisition equipment, for receiving the side
Scene image detects the amplitude of the various types interference in the side scene image, will be dry with amplitude peak
The type disturbed is used as to be exported with reference to interference type；
Numerical value extract equipment, is arranged in the console of automobile, judges that equipment is connect with the amplitude, for extracting the reference
Amplitude peak of the interference type in the side scene image as reference amplitude to export；
Geometrical correction device is arranged in the console of automobile, right for receiving the side scene image under operation
The side scene image executes geometric correction processing, to obtain geometric correction image；
Freescale IMX6 processing equipment, is arranged in the console of automobile, respectively with the numerical value extract equipment and described several
What calibration equipment connection, for when the reference amplitude received is more than or equal to predetermined amplitude threshold value, the geometric correction to be set
It is standby to be switched to operating status from power down mode；
The Freescale IMX6 processing equipment is also used to when the reference amplitude received is less than predetermined amplitude threshold value, will be described
Geometrical correction device is switched to power down mode from operating status；
The geometrical correction device is also used to stop under the power down mode to the reception of the side scene image and several
What correction process；
Channel value extract equipment is connect with the geometrical correction device, for receiving geometric correction image, to the geometric correction
Image executes the conversion of RGB color to the space LAB, logical with the L for obtaining each pixel in the geometric correction image
Road value, A channel value and channel B value；
Correction processing apparatus is connect with the channel value extract equipment, for holding to the L channel value in the geometric correction image
Line distortion correction process to obtain the first processing image, and executes distortion correction to the A channel value in the first processing image
Processing, to obtain second processing image；
Non-linear interpolation equipment is connect with the correction processing apparatus, for executing non-linear insert to the second processing image
Value processing, to obtain non-linear interpolation image；
Wherein, in the correction processing apparatus, distortion correction processing is executed to the L channel value in the geometric correction image,
Distortion correction is participated in obtain each L channel value that the first processing image includes: each pixel in the geometric correction image
It handles, each A channel value and each channel B value of each pixel are not involved at distortion correction in the geometric correction image
Reason；
Wherein, in the correction processing apparatus, distortion correction processing is executed to the A channel value in the first processing image,
Distortion correction is participated in obtain each A channel value that second processing image includes: each pixel in the first processing image
It handles, each L channel value, each channel B value of each pixel are not involved in distortion correction processing in the geometric correction image.
2. image big data acquisition and analysis device as described in claim 1, it is characterised in that:
The amplitude judges that equipment includes that the sub- equipment of Interference Detection, the sub- equipment of amplitude recognition, the more sub- equipment of amplitude and data are defeated
Sub- equipment out.
3. image big data acquisition and analysis device as claimed in claim 2, it is characterised in that:
Judge in equipment in the amplitude, the sub- equipment of Interference Detection is connect with the sub- equipment of the amplitude recognition, the amplitude
Compare sub- equipment to connect with the sub- equipment of the amplitude recognition and the sub- equipment of data output respectively.
4. image big data acquisition and analysis device as claimed in claim 3, it is characterised in that:
The navigation data receiving device is one of tdd communication apparatus or frequency duplex communications equipment；
Wherein, the free time assessment equipment is realized by the CPLD chip designed using VHDL language.
5. image big data acquisition and analysis device as claimed in claim 4, which is characterized in that described device further include:
Signal recognition equipment is connect with the non-linear interpolation equipment, for receiving the non-linear interpolation image, to described non-
Linear interpolation image executes edge enhancing processing, to obtain corresponding edge enhanced images, is also used to receive to edge increasing
Strong image executes light dark ratio parsing operation, to obtain the light dark ratio of the edge enhanced images to export as reference light dark ratio.
6. image big data acquisition and analysis device as claimed in claim 5, it is characterised in that:
In the signal recognition equipment, light dark ratio parsing operation is executed to the edge enhanced images, to obtain the edge
Enhance the light dark ratio of image to include: each of each pixel in the acquisition edge enhanced images as the output of reference light dark ratio
A brightness value, the maximum brightness value in each brightness value is described with reference to light dark ratio with determination divided by minimum luminance value, and
It exports described with reference to light dark ratio.
7. image big data acquisition and analysis device as claimed in claim 6, which is characterized in that described device further include:
Data analysis equipment is connect with the signal recognition equipment, described with reference to light dark ratio for receiving, and by described with reference to bright
Dark ratio is compared with light dark ratio threshold value, to issue first when the reference light dark ratio is more than or equal to the light dark ratio threshold value
Instruction is compared, when the reference light dark ratio is less than the light dark ratio threshold value, second is issued and compares instruction.
8. image big data acquisition and analysis device as claimed in claim 7, which is characterized in that described device further include:
Nonlinear adjustment equipment compares equipment and the signal recognition equipment with the Number Reorganization equipment, the parameter respectively
Connection, for executing non-linear dynamic range adjustment to the edge enhanced images when receiving the second comparison instruction
Processing, to obtain nonlinear adjustment image, is also used to when receiving first control instruction, by the edge enhanced images
As nonlinear adjustment image.
9. image big data acquisition and analysis device as claimed in claim 8, which is characterized in that described device further include:
Optical fiber transceiving equipment is connect with the nonlinear adjustment equipment, promotes image for receiving the range, and pass through optical fiber
Communication link sends the nonlinear adjustment image；
The nonlinear adjustment equipment is also used to the nonlinear adjustment image replacing the non-linear interpolation image and be sent to
The Number Reorganization equipment；
Wherein, it is also built-in with ram cell in the parameter comparison equipment, for storing the light dark ratio threshold value.
10. a kind of image big data capturing analysis method, a kind of as described in claim 1-9 is any the method includes providing
Image big data acquisition and analysis device, for calculating the in-vehicle navigation apparatus based on auto navigation position and Ben Che navigation position
Place automobile returns the time required for the parking stall of vehicle body side to be parking charge of the parking lot to this vehicle as residence time
Reference data is provided.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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