CN108052907A - A kind of vehicle, which is led, multiplies broadcasting method - Google Patents
A kind of vehicle, which is led, multiplies broadcasting method Download PDFInfo
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- CN108052907A CN108052907A CN201711343111.2A CN201711343111A CN108052907A CN 108052907 A CN108052907 A CN 108052907A CN 201711343111 A CN201711343111 A CN 201711343111A CN 108052907 A CN108052907 A CN 108052907A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
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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
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/147—Details of sensors, e.g. sensor lenses
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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
- G06V10/26—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion
- G06V10/267—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion by performing operations on regions, e.g. growing, shrinking or watersheds
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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
- G06V10/40—Extraction of image or video features
- G06V10/56—Extraction of image or video features relating to colour
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
- G08G1/133—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams within the vehicle ; Indicators inside the vehicles or at stops
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention discloses the vehicle broadcasting method based on image processing techniques, including：The data that imaging sensor collects obtain image and are handled, obtain with the corresponding original image of described information point mark picture, information point region and background area are included in original image；B chooses first threshold to original image and carries out binary conversion treatment, only leaves the background area in original image after obtained binary conversion treatment in image.C carries out expansion process to the image that step B is obtained.D only leaves the region of Information sign point to described information point mark picture selection second threshold progress binary conversion treatment in image after obtained binary conversion treatment.E to the obtained two images of step C and D carries out that intersection is taken to handle, the obtained region that intersection is taken only to leave while all retained in this two images in image after handling.The region retained in the image that F-step E is obtained i.e. information point region；Public transport is arrived at a station.Using embodiment provided by the invention, remote meter reading can be realized.
Description
Technical field
The present invention relates to technical field of image processing, more particularly to a kind of vehicle, which is led, multiplies broadcasting method.
Background technology
With the development of digital technology, sound, picture, the compression of video and treatment technology are also quickly advancing, closely
Several years image processing techniques are applied to every field more and more, and many products are all based on image processing techniques
The exploitation of progress, such as the warning device in ATM, the passenger flow counting device on bus, the vehicle peccancy at crossing
Automatic shooting device etc..
Using image processing techniques, in many occasions in be best solution, but take that kind of algorithm allows knowledge
Other precision reaches the requirement used, is the most concerned problem of researcher, it may be said that the height of precision directly determines production
Whether the exploitation of product succeeds.And the principal element for influencing precision is the variation of scene and there is substantial amounts of unknown scene, such as
Fruit can find the scope that a kind of method allows image to identify and be relatively fixed, and the scene that image identifies is allowed to stablize relatively, then is aided with and has
Effect ground algorithm, you can the application to allow image processing techniques is more wide.
Meanwhile the special chip of Computer Vision is more and more, function is stronger and stronger, and price is also in constantly decline
Trend, this causes mill run to carry out exploitation using video image processing technology and have become possibility.
Have more passenger companies, carriers on the market now and all employ automatic stop-reporting device, these devices are adopted
Automatic discrimination technology is varied, and these technologies bus, long-distance vehicle, track train automatic occasion of reporting
Using cutting both ways, none of these methods is very perfect.Such as：The most commonly used is using GPS technology, but it is difficult gram
The data validity problem that data accuracy and signal shielding are brought is taken, often causes larger report error even wrong
By mistake；And short-distance networking technology is utilized, project input is big, and debugging is complicated, and O＆M safeguard work amount is also very huge, almost
This all intermediate item fail.
The content of the invention
The technical problems to be solved by the invention are to provide the vehicle broadcasting method based on image processing techniques, using possessing
The sound broadcasting device of image-capable receives regarding mounted on the vehicle operation forepart that the camera of front part of vehicle returns
Frequency picture, device change face to these and are handled and matched with pre-stored information point mark picture one by one, thus may be used
It is moved with carrying out automatic identification, voice broadcast exactly to range of information point during vehicles operation and performing corresponding control
Make, effectively mitigate driver labor intensity, improve vehicle driving safety, improve service is multiplied to leading for passenger.
To achieve the above object, the present invention provides following technical solution：
A kind of vehicle, which is led, multiplies broadcasting method, comprises the following steps：
(1), configuration information point mark picture represents line number, website in picture with color of object, pattern or number
Number, upper and lower row information；
(2) one unique corresponding mark picture is set for each information point, by information point title, needs what is reported
The control action content that voice, needs are completed, which is associated with corresponding mark picture and passes through USB flash disk, imports vehicle-mounted automatic station reporting
In FLASH chip in device；
(3) vehicle in the process of running, vehicle-mounted automatic station reporting device constantly from front part of vehicle install imaging sensor at,
The video pictures of vehicle operation forepart are obtained in real time, and the analog video signal collected is constantly sent to and regarded by imaging sensor
Frequency encoder, video encoder constantly convert the signals into as digital signal and are transmitted to LSI chips, and cpu chip is to these
Picture is handled one by one, then is matched with the information point mark picture being stored in advance in vehicle-mounted automatic station reporting device, if
Successful match, cpu chip transfers voice document into SDRAM chips from FLASH chip, and triggers digital regulation resistance chip
Reach a suitable numerical value, while audio decoder chip is controlled to solve audio signal, which is sent into audio work(
Chip is put, is reported and is indicated the corresponding voice messaging of picture with this and complete its pre-stored corresponding control action；If
With unsuccessful, then continue to video pictures and perform step (3) always；
Matched process is carried out with the information point mark picture being stored in advance in vehicle-mounted automatic station reporting device, including：
(A) data collected from imaging sensor obtain image and are handled, and obtain opposite with information point mark picture
The original image answered includes information point region and background area in original image；
(B) to original image selection first threshold progress binary conversion treatment, only stayed in image after obtained binary conversion treatment
There is the background area in original image；
(C) expansion process is carried out to the image that step B is obtained；
(D) to information point mark picture selection second threshold progress binary conversion treatment, image after obtained binary conversion treatment
In only leave the region of Information sign point；
(E) the obtained two images of step C and D are carried out that intersection is taken to handle, obtain take intersection handle after in image only
The region left while all retained in this two images；
(F) region retained in the image that step E is obtained i.e. information point region；
Then show and be stored in advance in information point mark in vehicle-mounted automatic station reporting device when original image goes to step (F)
Will picture, public transport are arrived at a station.
Optionally, the data carried out in step (A) are converted to：The RGB mode image datas that imaging sensor is collected
HSI mode image datas are converted to, obtain the original image of HSI patterns.
Vehicle broadcasting method provided by the invention based on image processing techniques, has the advantages that：
It is led using a kind of vehicle provided in an embodiment of the present invention and multiplies broadcasting method, utilize the voice for possessing image-capable
Broadcast device, receives the video pictures mounted on the vehicle operation forepart that the camera of front part of vehicle returns, and device changes these
Face is handled and is matched with pre-stored information point mark picture one by one, it is possible thereby to during to vehicles operation
Range of information point carries out automatic identification, voice broadcast exactly and performs corresponding control action, effectively mitigates driver's labor
Fatigue resistance, improve vehicle driving safety, improve service is multiplied to leading for passenger.
Specific embodiment
To make the purpose, technical scheme and advantage of invention of greater clarity, below by embodiment, to skill of the present invention
Art scheme is further elaborated.However, it should be understood that specific embodiment described herein is only used to explain this hair
Bright technical solution is not intended to limit the invention the scope of technical solution.
To solve prior art problem, led the present invention provides a kind of vehicle and multiply broadcasting method, comprised the following steps：
(1), configuration information point mark picture represents line number, website in picture with color of object, pattern or number
Number, upper and lower row information；
(2) one unique corresponding mark picture is set for each information point, by information point title, needs what is reported
The control action content that voice, needs are completed, which is associated with corresponding mark picture and passes through USB flash disk, imports vehicle-mounted automatic station reporting
In FLASH chip in device；
(3) vehicle in the process of running, vehicle-mounted automatic station reporting device constantly from front part of vehicle install imaging sensor at,
The video pictures of vehicle operation forepart are obtained in real time, and the analog video signal collected is constantly sent to and regarded by imaging sensor
Frequency encoder, video encoder constantly convert the signals into as digital signal and are transmitted to LSI chips, and cpu chip is to these
Picture is handled one by one, then is matched with the information point mark picture being stored in advance in vehicle-mounted automatic station reporting device, if
Successful match, cpu chip transfers voice document into SDRAM chips from FLASH chip, and triggers digital regulation resistance chip
Reach a suitable numerical value, while audio decoder chip is controlled to solve audio signal, which is sent into audio work(
Chip is put, is reported and is indicated the corresponding voice messaging of picture with this and complete its pre-stored corresponding control action；If
With unsuccessful, then continue to video pictures and perform step (3) always；
Matched process is carried out with the information point mark picture being stored in advance in vehicle-mounted automatic station reporting device, including：
(A) data collected from imaging sensor obtain image and are handled, and obtain opposite with information point mark picture
The original image answered includes information point region and background area in original image；
(B) to original image selection first threshold progress binary conversion treatment, only stayed in image after obtained binary conversion treatment
There is the background area in original image；
(C) expansion process is carried out to the image that step B is obtained；
(D) to information point mark picture selection second threshold progress binary conversion treatment, image after obtained binary conversion treatment
In only leave the region of Information sign point；
(E) the obtained two images of step C and D are carried out that intersection is taken to handle, obtain take intersection handle after in image only
The region left while all retained in this two images；
(F) region retained in the image that step E is obtained i.e. information point region；
Then show and be stored in advance in information point mark in vehicle-mounted automatic station reporting device when original image goes to step (F)
Will picture, public transport are arrived at a station.
Optionally, the data carried out in step (A) are converted to：The RGB mode image datas that imaging sensor is collected
HSI mode image datas are converted to, obtain the original image of HSI patterns.
Vehicle broadcasting method provided by the invention based on image processing techniques, has the advantages that：
It is led using a kind of vehicle provided in an embodiment of the present invention and multiplies broadcasting method, utilize the voice for possessing image-capable
Broadcast device, receives the video pictures mounted on the vehicle operation forepart that the camera of front part of vehicle returns, and device changes these
Face is handled and is matched with pre-stored information point mark picture one by one, it is possible thereby to during to vehicles operation
Range of information point carries out automatic identification, voice broadcast exactly and performs corresponding control action, effectively mitigates driver's labor
Fatigue resistance, improve vehicle driving safety, improve service is multiplied to leading for passenger.
Moreover, it will be appreciated that although this specification is described in terms of embodiments, but not each embodiment is only
Comprising an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
When using specification as an entirety, the technical solutions in each embodiment can also be properly combined, forms people in the art
The other embodiment that member is appreciated that.
Claims (3)
1. a kind of vehicle, which is led, multiplies broadcasting method, it is characterised in that：Comprise the following steps：
(1), configuration information point mark picture, in picture with color of object, pattern or number come represent line number, website number, on
Downlink information；
(2) for each information point one unique corresponding mark picture of setting, the voice that information point title, needs are reported,
The control action completed content is needed to be associated with corresponding mark picture and is imported by USB flash disk in vehicle-mounted automatic station reporting device
FLASH chip in；
(3) in the process of running, vehicle-mounted automatic station reporting device is constantly at the imaging sensor that front part of vehicle is installed, in real time for vehicle
The video pictures of vehicle operation forepart are obtained, imaging sensor constantly sends the analog video signal collected to Video coding
Device, video encoder constantly convert the signals into as digital signal and are transmitted to LSI chips, cpu chip to these pictures into
Row processing, then matched with the information point mark picture being stored in advance in vehicle-mounted automatic station reporting device, if successful match,
Cpu chip transfers voice document into SDRAM chips from FLASH chip, and triggers digital regulation resistance chip and reach a conjunction
Suitable numerical value, while audio decoder chip is controlled to solve audio signal, which is sent into audio frequency power amplifier chip, is reported
Indicate the corresponding voice messaging of picture with this and complete its pre-stored corresponding control action；If matching is unsuccessful,
It continues to video pictures and performs step (3) always.
2. a kind of vehicle as described in claim 1, which is led, multiplies broadcasting method, which is characterized in that
It is described to carry out matched process with the information point mark picture being stored in advance in vehicle-mounted automatic station reporting device, including：
(A) data collected from imaging sensor obtain image and are handled, and obtain opposite with described information point mark picture
The original image answered includes information point region and background area in original image；
(B) to original image selection first threshold progress binary conversion treatment, original is only left in image after obtained binary conversion treatment
Background area in beginning image；
(C) expansion process is carried out to the image that step B is obtained；
(D) to described information point mark picture selection second threshold progress binary conversion treatment, image after obtained binary conversion treatment
In only leave the region of Information sign point；
(E) the obtained two images of step C and D are carried out that intersection is taken to handle, what is obtained takes intersection only to leave in image after handling
The region all retained in this two images simultaneously；
(F) region retained in the image that step E is obtained i.e. information point region；
Then show and be stored in advance in information point mark in vehicle-mounted automatic station reporting device when the original image goes to step (F)
Will picture, public transport are arrived at a station.
3. a kind of vehicle as described in claim 1, which is led, multiplies broadcasting method, which is characterized in that the number carried out in the step (A)
According to being converted to：The RGB mode image datas that imaging sensor collects are converted into HSI mode image datas, obtain HSI patterns
Original image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711343111.2A CN108052907A (en) | 2017-12-14 | 2017-12-14 | A kind of vehicle, which is led, multiplies broadcasting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711343111.2A CN108052907A (en) | 2017-12-14 | 2017-12-14 | A kind of vehicle, which is led, multiplies broadcasting method |
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| Publication Number | Publication Date |
|---|---|
| CN108052907A true CN108052907A (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711343111.2A Withdrawn CN108052907A (en) | 2017-12-14 | 2017-12-14 | A kind of vehicle, which is led, multiplies broadcasting method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109417A (en) * | 2017-12-14 | 2018-06-01 | 阜阳裕晟电子科技有限公司 | A kind of vehicle broadcasting method based on image processing techniques |
| CN108846428A (en) * | 2018-05-31 | 2018-11-20 | 北京智能管家科技有限公司 | Page identification method, device, equipment and storage medium |
-
2017
- 2017-12-14 CN CN201711343111.2A patent/CN108052907A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109417A (en) * | 2017-12-14 | 2018-06-01 | 阜阳裕晟电子科技有限公司 | A kind of vehicle broadcasting method based on image processing techniques |
| CN108846428A (en) * | 2018-05-31 | 2018-11-20 | 北京智能管家科技有限公司 | Page identification method, device, equipment and storage medium |
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Application publication date: 20180518 |