CN107843991A - Detection method, system, terminal and the computer-readable recording medium of screen light leak - Google Patents
Detection method, system, terminal and the computer-readable recording medium of screen light leak Download PDFInfo
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- CN107843991A CN107843991A CN201710790585.5A CN201710790585A CN107843991A CN 107843991 A CN107843991 A CN 107843991A CN 201710790585 A CN201710790585 A CN 201710790585A CN 107843991 A CN107843991 A CN 107843991A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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Abstract
The invention discloses the detection method of screen light leak, system, terminal and computer-readable recording medium, the detection method of the screen light leak comprises the following steps：By camera, according to predetermined angle and highly, four fringe regions of photographed screen, screen are in the state lighted and keep grey interface successively；The image of four fringe regions obtained to shooting carries out binary conversion treatment respectively；The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；Judge whether each fringe region image pixel value is more than or equal to predetermined number for the number of 0 pixel compartments, obtain the judged result of each fringe region；The fringe region light leak that judged result is yes；By such scheme, using the detection screen whether by the way of light leak of automation, obtained testing result is objective, accurate, is avoided due to the problem of human factor causes testing result not accurate enough, while effectively increase detection efficiency.
Description
Technical field
The present invention relates to screen detection technique field, more specifically to the detection method, system, end of screen light leak
End and computer-readable recording medium.
Background technology
With the development of technology, man-machine interaction gradually becomes humanized and diversified.For the visual interactive of user,
Screen takes on irreplaceable role.The display of screen gradually develops into current OLED screen curtain from initial liquid crystal, then arrives
Following flexible screen.The development of technology in every particular, very big visual impact is all produced to end product.In the continuous innovation of technology
Under, the requirement more and more higher to screen.
At present, whether the method for light leak mainly takes artificial subjective detection mode to production firm's detection screen, due to people
The subjective factor of member causes, thus screen whether light leak testing result it is not necessarily accurate, while efficiency is also very low.
The content of the invention
It is a primary object of the present invention to propose detection method, system terminal and the computer-readable storage medium of screen light leak
Matter, it is intended to solve in the prior art, whether using artificial detection screen by the way of light leak, its testing result is not necessarily accurate, together
When efficiency it is low the problem of.
In order to solve the above technical problems, the present invention provides a kind of detection method of screen light leak, the detection side of screen light leak
Method comprises the following steps：
(1) four fringe regions by camera according to predetermined angle and height successively photographed screen, screen are in point
The bright state for keeping grey interface；
(2) image of four fringe regions obtained to shooting carries out binary conversion treatment respectively；
(3) statistics carries out the number for the pixel compartments that each fringe region image pixel value after binary conversion treatment is 0；
(4) judge whether each fringe region image pixel value is more than or equal to predetermined number for the number of 0 pixel compartments, obtain
To the judged result of each fringe region；
(5) the fringe region light leak that judged result is yes.
Wherein, by camera according to predetermined angle and height successively before four fringe regions of photographed screen, also
Including：Obtain testing time；
The detection method of screen light leak includes：
It is repeated in performing (1), (2), (3), (4) step of testing time；
The judged result for counting each fringe region is yes and no number；
, should if the number that its judged result is yes is more than the number that judged result is no for same fringe region
Fringe region light leak.
Wherein, by camera according to predetermined angle and height successively before four fringe regions of photographed screen, also
Including：
Obtain the angle and height during camera shooting；Camera is arranged in camera frame, camera frame mark
Angled scale and altitude scale；
The angle index and altitude scale marked according to camera frame, driving camera adjust the angle and height of itself
Degree.
Wherein, included by camera according to four fringe regions of predetermined angle and height successively photographed screen：
One of fringe region by camera according to predetermined angle and height photographed screen, screen are positioned over turntable
On；
Turntable is driven to drive screen to rotate 3 times successively clockwise or counterclockwise, each anglec of rotation is 90 degree；
Shoot the fringe region of screen when being often rotated by 90 ° respectively according to predetermined angle and height by camera.
Wherein, screen includes the screen in screen monomer and mobile terminal complete machine.
Wherein, when screen includes screen monomer, screen monomer is fixed on by the fixture with connector stand and turned
On platform, and powered by connector stand to screen monomer.
Wherein, after the fringe region light leak that judged result is yes, or for same fringe region, if it is sentenced
The number that disconnected result is yes is more than the number that judged result is no, then after the fringe region light leak, in addition to：By screen edge
The presentation of information of region light leak is on the display screen for the terminal being connected with camera.
Further, the present invention provides a kind of detecting system of screen light leak, including：
Turntable, for placing screen, and screen is driven to carry out clockwise or counterclockwise under the driving of terminal；
Camera, for four fringe regions according to predetermined angle and height successively photographed screen, screen is in and lighted
Keep the state at grey interface；
Terminal, for driving turntable to carry out clockwise or counterclockwise, and camera is driven according to predetermined angle and height
Spend four fringe regions of photographed screen successively；And the image of four fringe regions obtained to shooting is carried out at binaryzation respectively
Reason；The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；Judge each marginal zone
Area image pixel value is whether the number of 0 pixel compartments is more than or equal to predetermined number, obtains the judged result of each fringe region；
The fringe region light leak that judged result is yes.
Further, the present invention provides a kind of terminal, and terminal includes processor, memory and communication bus；
Communication bus is used to realize the connection communication between processor and memory；
Processor is used to perform one or more program stored in memory, to realize the inspection of foregoing screen light leak
The step of survey method.
Further, the present invention provides a kind of computer-readable recording medium, and computer-readable recording medium storage has one
Individual or multiple programs, one or more program can be by one or more computing devices, to realize that foregoing screen leaks
The step of detection method of light.
Beneficial effect
The invention provides the detection method of screen light leak, system, terminal and computer-readable recording medium, screen leakage
The detection method of light comprises the following steps：Four marginal zones by camera according to predetermined angle and height successively photographed screen
Domain, screen are in the state lighted and keep grey interface；The image of four fringe regions obtained to shooting carries out two-value respectively
Change is handled；The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；Judge each side
Edge area image pixel value is whether the number of 0 pixel compartments is more than or equal to predetermined number, obtains the judgement of each fringe region
As a result；The fringe region light leak that judged result is yes；By such scheme, using automation detection screen whether the side of light leak
Formula, obtained testing result are objective, accurate, are avoided due to the problem of human factor causes testing result not accurate enough,
Effectively increase detection efficiency simultaneously.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the hardware architecture diagram for realizing each optional terminal of embodiment one of the present invention；
Fig. 2 is a kind of schematic diagram of the detecting system for screen light leak that first embodiment of the invention provides；
Fig. 3 is a kind of flow chart of the detection method for screen light leak that first embodiment of the invention provides；
Fig. 4 is to invent the schematic diagram that a kind of terminal that each embodiment provides shows testing result；
Fig. 5 is a kind of schematic diagram for terminal that second embodiment of the invention provides.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Describe to realize the terminal of each embodiment of the present invention referring now to accompanying drawing.In follow-up description, using for
The suffix of such as " module ", " part " or " unit " of element is represented only for being advantageous to the explanation of the present invention, itself is not
There is specific meaning.Therefore, " module " can be used mixedly with " part ".
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), guider, wearable device, Intelligent bracelet, pedometer etc. move
Dynamic terminal, and the fixed terminal such as digital TV, desktop computer.
It will be appreciated by those skilled in the art that in addition to being used in particular for moving the element of purpose, according to the present invention's
The construction of embodiment can also apply to the terminal of fixed type.
Referring to Fig. 1, its hardware architecture diagram for each optional terminal of embodiment one of the realization present invention, the end
End 100 can include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit 103, A/V
(audio/video) input block 104, sensor 105, display unit 106, user input unit 107, interface unit 108, storage
Device 109 and the grade part of processor 110.It will be understood by those skilled in the art that the terminal structure shown in Fig. 1 is not formed pair
The restriction of terminal, terminal can be included than illustrating more or less parts, either combine some parts or different parts
Arrangement.
The all parts of terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, the reception and transmission of signal, specifically, by base station
Downlink information receive after, handled to processor 110；In addition, up data are sent to base station.Generally, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrate
Frequency unit 101 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA1000 (Code
Division Multiple Access 1000, CDMA 1000), WCDMA (Wideband Code Division
Multiple Access, WCDMA), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, FDD Long Term Evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex Long Term Evolution) etc..
WiFi belongs to short range wireless transmission technology, and terminal can help user's transceiver electronicses postal by WiFi module 102
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.
Audio output unit 103 can be in call signal reception pattern, call mode, logging mode, language in terminal 100
It is receiving or depositing by radio frequency unit 101 or WiFi module 102 when under the isotypes such as sound recognition mode, broadcast reception mode
It is sound that the voice data stored in reservoir 109, which is converted into audio signal and exported,.Moreover, audio output unit 103 may be used also
With the specific function provided to terminal 100 performs, related audio output is (for example, call signal receives sound, message sink sound
Sound etc.).Audio output unit 103 can include loudspeaker, buzzer etc..
A/V input blocks 104 are used to receive audio or video signal.A/V input blocks 104 can include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after the processing of graphics processor 1041 can be deposited
Storage is transmitted in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (voice data), and can be voice data by such acoustic processing.Audio (voice) data after processing can
To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises and eliminate (or suppression) algorithm to eliminate (or suppression) in reception and send sound
Caused noise or interference during frequency signal.
Terminal 100 also includes at least one sensor 105, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to ambient light
Light and shade adjusts the brightness of display panel 1061, and proximity transducer can close display panel when terminal 100 is moved in one's ear
1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (generally three axles) and add
The size of speed, size and the direction of gravity are can detect that when static, application (such as the horizontal/vertical screen available for identification mobile phone posture
Switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；As for mobile phone also
Configurable fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, hygrometer, temperature
The other sensors such as meter, infrared ray sensor, will not be repeated here.
Display unit 106 is used for the information for showing the information inputted by user or being supplied to user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 1061.
User input unit 107 can be used for the numeral or character information for receiving input, and produce the user with terminal 100
Set and function control it is relevant key signals input.Specifically, user input unit 107 may include contact panel 1071 and
Other input equipments 1072.Contact panel 1071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 1071 or in contact panel 1071
Neighbouring operation), and corresponding attachment means are driven according to formula set in advance.Contact panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
Contact coordinate is converted into, then gives processor 110, and the order sent of reception processing device 110 and can be performed.In addition, can
To realize contact panel 1071 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
Include but be not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
One or more, do not limit herein specifically.
Further, contact panel 1071 can cover display panel 1061, detect thereon when contact panel 1071 or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, contact panel 1071 and display panel
1061 be the part independent as two to realize the input of mobile terminal and output function, but in certain embodiments, can
Input and the output function of terminal are realized so that contact panel 1071 and display panel 1061 is integrated, is not limited herein specifically
It is fixed.
Interface unit 108 is connected the interface that can pass through as at least one external device (ED) with terminal 100.It is for example, outside
Device can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless number
According to port, memory card port, for connecting the port of device with identification module, audio input/output (I/O) port, regarding
Frequency I/O ports, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, data are believed
Breath, electric power etc.) and one or more elements that the input received is transferred in terminal 100 or can be used at end
Data are transmitted between end 100 and external device (ED).
Memory 109 can be used for storage software program and various data.Memory 109 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of terminal 100, utilizes each of various interfaces and the whole terminal 100 of connection
Part, by running or performing the software program and/or module that are stored in memory 109, and call and be stored in memory
Data in 109, the various functions and processing data of terminal 100 are performed, so as to carry out integral monitoring to terminal 100.Processor
110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modem processor,
Wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor mainly handles nothing
Line communicates.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Although Fig. 1 is not shown, terminal 100 can also will not be repeated here including bluetooth module etc..
Based on above-mentioned terminal hardware structure, below by way of specific embodiment, the present invention is described in detail.
First embodiment
Whether in order to solve in the prior art using artificial detection screen by the way of light leak, its testing result, which differs, fixes
Really, the problem of while efficiency is low, the present embodiment will provide a kind of detection method of screen light leak, the detection method of the screen light leak
It can be realized based on the detecting system of Fig. 2 screen light leak, understand the applied field of the detection method of screen light leak for convenience
Scape, referring to Fig. 2, Fig. 2 is a kind of schematic diagram of the detecting system for screen light leak that the present embodiment provides, and Fig. 2 is illustrated that screen
A kind of preferable scheme of the detecting system of light leak, the detecting system of screen light leak in the present embodiment is carried out with reference to Fig. 2
Introduce：
The detecting system of the screen light leak of the present embodiment includes：Turntable, turntable frame, camera, camera frame, end
End；Wherein, terminal includes memory, webcam driver, CPU, display screen, turntable driving；Webcam driver uses with camera
Serial Port Line is connected, and turntable driving is connected with turntable；
Turntable frame, for supporting turntable, to keep the stabilization of turntable, so that not by environment in the turntable course of work
The influence of vibration.Turntable frame is marked with altitude scale, to be adjusted to the height of board.
Turntable, for placing screen, and screen is driven to carry out clockwise or counterclockwise under the driving of terminal turntable driving
Rotation；
In one embodiment, there is a rotating shaft driven using servo motor below turntable, so as to realize turntable
Rotate.In another embodiment, turntable can also adjust rotation manually using user.
Camera frame, for supporting camera, to keep the stabilization of camera, so that in the camera course of work
Do not influenceed by ambient vibration.Camera frame is marked with angle index and altitude scale, so as to the angle and height to camera
Degree is adjusted.
Camera, under the driving that is driven in terminal camera, according to predetermined angle and height successively photographed screen
Four fringe regions, screen are in the state lighted and keep grey interface；
Camera keeps constant after angle and height has been adjusted, and by driving turntable to rotate, drive, which is placed on, to be turned
Screen on platform rotates, and the relative position of turntable and screen is changeless.
For camera after angle and height has been adjusted, first shooting is placed on one of edge of the screen on turntable
Region；Then turntable is driven to drive screen to rotate 3 times successively clockwise or counterclockwise, each anglec of rotation is 90 degree；By taking the photograph
As the fringe region of screen when head is shot respectively to be often rotated by 90 °, obtain the image of four fringe regions of screen, and by its
The memory for being sent to terminal is stored.
Terminal, for driving turntable to carry out clockwise or counterclockwise, and camera is driven according to predetermined angle and height
Spend four fringe regions of photographed screen successively；And the image of four fringe regions obtained to shooting is carried out at binaryzation respectively
Reason；The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；Judge each marginal zone
Area image pixel value is whether the number of 0 pixel compartments is more than or equal to predetermined number, obtains the judged result of each fringe region；
The fringe region light leak that judged result is yes.
The above-mentioned function of terminal is all to carry out under the control of cpu.
After testing result is obtained, testing result is shown in the display screen of terminal.
When screen is screen monomer, detect screen monomer fringe region whether light leak when, be additionally provided with band on turntable
There is the fixture of connector stand, for screen monomer to be fixed on into turntable, and powered by connector stand to screen monomer,
Screen monomer is set to be in illuminating state.And before being detected, script driving first is downloaded to screen chip, has made screen can be with
Light and keep grey interface.
When screen is the screen in mobile terminal complete machine, whether the screen edge region in mobile terminal complete machine is detected
During light leak, directly terminal can be placed on turntable, it is not necessary to fixed using fixture, it is not required that pass through connector holder
Son power supply, because terminal itself can power to screen.And before being detected, first load script driving to terminal, make screen
Curtain, which can be lighted, keeps grey interface.Mobile terminal includes smart mobile phone, tablet personal computer etc..
The software systems of terminal are main by any one Control System Design such as embedded system, single-chip microcomputer or computer
The work to be responsible for is the automatic detection and detection data processing of instrument.Inspection software uses C, C++ or Java wherein one
Kind language is write.It is main to realize that function is that camera, turntable are controlled by software self-defined setting, to reach certainly
Dynamicization Detection results.The automatic detection of each device in the detecting system of control screen light leak is realized, realizes man-machine visualization
Interaction, testing result output.
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant, portable media player, guider, wearable device, intelligence
The mobile terminals such as energy bracelet, pedometer, and the fixed terminal such as digital TV, desktop computer.
Above-mentioned combination Fig. 2 is situated between to each device and its function of the detecting system of screen light leak in the present embodiment
Continue, each device of the detecting system based on above-mentioned screen light leak is described below, to realize the detection method of screen light leak：
A kind of detection method of screen light leak is present embodiments provided, referring to Fig. 3, Fig. 3 is one kind that the present embodiment provides
The flow chart of the detection method of screen light leak, the detection method of the screen light leak comprise the following steps：
S301：By camera, according to predetermined angle and highly, four fringe regions of photographed screen, screen are in successively
Light the state for keeping grey interface；
Angle can be that the angle in Fig. 2 with horizontal direction such as is 30 degree, and this angle can carry out according to actual conditions
Adjustment, ensure that shooting angle can clearly reflect the leakage problem of screen edge.
This angle can be set by user, can also use screen of the camera according to different one light leaks of angle shot
Curtain, the angle that can clearly reflect screen edge leakage problem is chosen as predetermined angle.
S301 includes：
One of fringe region by camera according to predetermined angle and height photographed screen, screen are positioned over turntable
On；
Turntable is driven to drive screen to rotate 3 times successively clockwise or counterclockwise, each anglec of rotation is 90 degree；
Shoot the fringe region of screen when being often rotated by 90 ° respectively according to predetermined angle and height by camera.
For example, so that terminal is computer as an example, is shot by computer drives camera, get screen and be in portrait layout
Comprising the first pictures at the top of it under state, and the picture of acquisition is passed on computer by Serial Port Line and stored；
Then computer drives turntable carries out 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, waited steady to position
After fixed, shot by computer drives camera, get the second pictures comprising screen left side edge, and be transferred to meter
Stored on calculation machine；
Then computer drives turntable continues 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, waited in place
After putting stabilization, shot by computer drives camera, get the 3rd pictures comprising bottom of screen, and be transferred to meter
Stored on calculation machine；
Then computer drives turntable continues 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, waited in place
After putting stabilization, shot by computer drives camera, get the 4th pictures comprising screen right side edge, and transmit
Stored on to computer.
Optionally, before S301, in addition to：
Obtain the angle and height during camera shooting；Camera is arranged in camera frame, camera frame mark
Angled scale and altitude scale；
The angle index and altitude scale marked according to camera frame, driving camera adjust the angle and height of itself
Degree.
For example, the angle and height when the camera pre-set is shot are respectively 30 degree, 1 meter, then computer drives are taken the photograph
As head adjust the angle of itself to 30 degree, highly to 1 meter.
Screen includes the screen in screen monomer and mobile terminal complete machine.
When screen includes screen monomer, screen monomer is fixed on turntable by the fixture with connector stand,
And powered by connector stand to screen monomer.
S302：The image of four fringe regions obtained to shooting carries out binary conversion treatment respectively；
Shoot in obtained image, the part of the bright line pixel value after binary conversion treatment is carried out can show 0, non-bright line
Part can show 255.
S303：The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；
Using image top left corner pixel point as the origin of coordinates, traversal is carried out downwards and obtains the boundary point that pixel value is 0, so as to
Going out the width of bright line has several pixel compartments.
S304：Judge whether each fringe region image pixel value is more than or equal to predetermined number for the number of 0 pixel compartments,
The judged result of each fringe region is obtained, the fringe region that judged result is yes then enters S305, the side that judged result is no
Edge region then enters S306；
Predetermined number can be 3,4,5 etc..
S305：The fringe region light leak that judged result is yes.
S306：The fringe region that judged result is no not light leak.
For example, predetermined number is 3, the number for the pixel compartments that the top of screen image pixel value is 0 is 4, screen left side edge
The number for the pixel compartments that image pixel value is 0 is 2, and the number for the pixel compartments that bottom of screen image pixel value is 0 is 3, and screen is right
The number for the pixel compartments that lateral edges image pixel value is 0 is 1, then can draw the top of screen, bottom light leak, screen left side
Edge, right side edge not light leak.
The step of above-mentioned S301-S306, realizes the one-time detection to a fringe region of screen four, in order to improve detection
As a result accuracy, can carry out repeated detection to a fringe region of screen four, and comprehensive repeated detection result carries out judging to be somebody's turn to do
Screen whether light leak.Optionally, in four fringe regions by camera according to predetermined angle and height successively photographed screen
Before, in addition to：Obtain testing time；Testing time can be set by user, can also use default setting, testing time can
Think 3,4,5,10 etc.；Test once then shows to have detected four fringe regions of a screen；
The detection method of screen light leak includes：
The step of being repeated in performing the S301-S304 of testing time；
The judged result for counting each fringe region is yes and no number；
, should if the number that its judged result is yes is more than the number that judged result is no for same fringe region
Fringe region light leak.
For example, testing time is 3, detecting the left side edge of screen has 2 light leaks, 1 not light leak, then may finally be true
Determine the left side edge light leak of screen.
, can if the number that its judged result is yes is equal to the number that judged result is no for same fringe region
To detect the fringe region again, in practical operation, can be only again, the shooting of the retest number fringe region；
Can also be four fringe regions for detecting the screen again.
For only again, retest number shooting the fringe region situation, for example, testing time be 4, detect
The left side edge of screen has 2 light leaks, 2 not light leaks, then can detect left side edge again, first shoots left side edge
Image, then turntable is driven to rotate successively 3 times, the angle rotated every time is 360 degree, shoots by camera and often rotates respectively
Left hand edge region at 360 degree, then judge left side edge whether light leak.
After the fringe region light leak that S305 judged results are yes, or for same fringe region, if it is sentenced
The number that disconnected result is yes is more than the number that judged result is no, then after the fringe region light leak, in addition to：By screen edge
The presentation of information of region light leak is on the display screen for the terminal being connected with camera, to realize man-machine virtual interactive interface, detection knot
The output of fruit.
For example, with reference to Fig. 4, Fig. 4 is the schematic diagram that a kind of terminal that the present embodiment provides shows testing result；In Fig. 4, inspection
Result is surveyed as the top of screen, bottom light leak, screen left side edge, right side edge not light leak.
By the implementation of the present embodiment, using the detection screen whether by the way of light leak of automation, obtained testing result
It is objective, accurate, improves the precision of production and quality test, avoid because human factor causes testing result inadequate
Accurately, the problem of inconsistent, while detection efficiency is effectively increased, screen light leak test is realized complete streamlined operation, just
Sample is tested in whole research and development and production, to the early screening of failed test sample；
The detecting system of the screen light leak makes mechanical devices and automatic test software carry out effective combination, cost compared with
It is low.Automatic test software can both use computer, again can be less embedded with alternative costs or SCM system enters
Row design.The small volume of whole detecting system, whole detecting system can not only complete the detection of screen light leak, pass through transformation
Other indexs of correlation detection of screen can be completed simultaneously.
Second embodiment
The present embodiment provides a kind of terminal, referring to Fig. 5, a kind of schematic diagram for terminal that Fig. 5 provides for the present embodiment, and the end
End includes processor 501, memory 502 and communication bus 503, wherein：
Communication bus 503 is used to realize the connection communication between processor 501 and memory 502；
Processor 501 is used to perform the one or more programs stored in memory 502, to realize the screen of first embodiment
The step of detection method of curtain light leak.
Specifically, S301：Four fringe regions by camera according to predetermined angle and height successively photographed screen, screen
Curtain keeps the state at grey interface in lighting；
Angle can be that the angle in Fig. 2 with horizontal direction such as is 30 degree, and this angle can carry out according to actual conditions
Adjustment, ensure that shooting angle can clearly reflect the leakage problem of screen edge.
This angle can be set by user, can also use screen of the camera according to different one light leaks of angle shot
Curtain, the angle that can clearly reflect screen edge leakage problem is chosen as predetermined angle.
By camera, according to predetermined angle and highly, four fringe regions of photographed screen include successively：
One of fringe region by camera according to predetermined angle and height photographed screen, screen are positioned over turntable
On；
Turntable is driven to drive screen to rotate 3 times successively clockwise or counterclockwise, each anglec of rotation is 90 degree；
Shoot the fringe region of screen when being often rotated by 90 ° respectively according to predetermined angle and height by camera.
For example, processor 501 drives camera to be shot, get screen and be under portrait layout state comprising at the top of it
First pictures, and the picture of acquisition is passed on memory 502 by Serial Port Line and stored；
Then processor 501 drives turntable to carry out 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, waited to position
After stable, shot by computer drives camera, get the second pictures comprising screen left side edge, and be transferred to
Stored on memory 502；
Then processor 501 drives turntable to continue 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, waited until
After position is stable, is shot by computer drives camera, get the 3rd pictures comprising bottom of screen, and be transferred to
Stored on memory 502；
Then processor 501 drives turntable to continue 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, waited until
After position is stable, is shot by computer drives camera, get the 4th pictures comprising screen right side edge, and pass
It is defeated to being stored on memory 502.
Optionally, by camera according to predetermined angle and height successively before four fringe regions of photographed screen,
Processor 501 is additionally operable to perform the one or more programs stored in memory 502, to realize following steps：
Obtain the angle and height during camera shooting；Camera is arranged in camera frame, camera frame mark
Angled scale and altitude scale；
The angle index and altitude scale marked according to camera frame, driving camera adjust the angle and height of itself
Degree.
For example, the angle and height when the camera pre-set is shot are respectively 30 degree, 1 meter, then computer drives are taken the photograph
As head adjust the angle of itself to 30 degree, highly to 1 meter.
Screen includes the screen in screen monomer and mobile terminal complete machine.
When screen includes screen monomer, screen monomer is fixed on turntable by the fixture with connector stand,
And powered by connector stand to screen monomer.
S302：The image of four fringe regions obtained to shooting carries out binary conversion treatment respectively；
Shoot in obtained image, the part of the bright line pixel value after binary conversion treatment is carried out can show 0, non-bright line
Part can show 255.
S303：The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；
Using image top left corner pixel point as the origin of coordinates, traversal is carried out downwards and obtains the boundary point that pixel value is 0, so as to
Going out the width of bright line has several pixel compartments.
S304：Judge whether each fringe region image pixel value is more than or equal to predetermined number for the number of 0 pixel compartments,
The judged result of each fringe region is obtained, the fringe region that judged result is yes then enters S305, the side that judged result is no
Edge region then enters S306；
Predetermined number can be 3,4,5 etc..
S305：The fringe region light leak that judged result is yes.
S306：The fringe region that judged result is no not light leak.
For example, predetermined number is 3, the number for the pixel compartments that the top of screen image pixel value is 0 is 4, screen left side edge
The number for the pixel compartments that image pixel value is 0 is 2, and the number for the pixel compartments that bottom of screen image pixel value is 0 is 3, and screen is right
The number for the pixel compartments that lateral edges image pixel value is 0 is 1, then can draw the top of screen, bottom light leak, screen left side
Edge, right side edge not light leak.
Above-mentioned steps realize the one-time detection to a fringe region of screen four, in order to improve the accurate of testing result
Property, repeated detection can be carried out to a fringe region of screen four, comprehensive repeated detection result carries out judging whether the screen leaks
Light.Optionally, by camera according to predetermined angle and height successively before four fringe regions of photographed screen, processor
501 are additionally operable to perform the one or more programs stored in memory 502, to realize following steps：Obtain testing time；Test
Number can be set by user, can also use default setting, and testing time can be 3,4,5,10 etc.；Test once then shows
It has detected four fringe regions of a screen；
Processor 501 is used to perform the one or more programs stored in memory 502, to realize following steps：
The step of being repeated in performing the S301-S304 of testing time；
The judged result for counting each fringe region is yes and no number；
, should if the number that its judged result is yes is more than the number that judged result is no for same fringe region
Fringe region light leak.
For example, testing time is 3, detecting the left side edge of screen has 2 light leaks, 1 not light leak, then may finally be true
Determine the left side edge light leak of screen.
, can if the number that its judged result is yes is equal to the number that judged result is no for same fringe region
To detect the fringe region again, in practical operation, can be only again, the shooting of the retest number fringe region；
Can also be four fringe regions for detecting the screen again.
For only again, retest number shooting the fringe region situation, for example, testing time be 4, detect
The left side edge of screen has 2 light leaks, 2 not light leaks, then can detect left side edge again, first shoots left side edge
Image, then turntable is driven to rotate successively 3 times, the angle rotated every time is 360 degree, shoots by camera and often rotates respectively
Left hand edge region at 360 degree, then judge left side edge whether light leak.
After the fringe region light leak that S305 judged results are yes, or for same fringe region, if it is sentenced
The number that disconnected result is yes is more than the number that judged result is no, then after the fringe region light leak, in addition to：By screen edge
The presentation of information of region light leak is on the display screen for the terminal being connected with camera, to realize man-machine virtual interactive interface, detection knot
The output of fruit.
For example, with reference to Fig. 4, Fig. 4 is the schematic diagram that a kind of terminal that the present embodiment provides shows testing result；In Fig. 4, inspection
Result is surveyed as the top of screen, bottom light leak, screen left side edge, right side edge not light leak.
By the implementation of the present embodiment, using the detection screen whether by the way of light leak of automation, obtained testing result
It is objective, accurate, improves the precision of production and quality test, avoid because human factor causes testing result inadequate
Accurately, the problem of inconsistent, while detection efficiency is effectively increased, screen light leak test is realized complete streamlined operation, just
Sample is tested in whole research and development and production, to the early screening of failed test sample；
The detecting system of the screen light leak makes mechanical devices and automatic test software carry out effective combination, cost compared with
It is low.Automatic test software can both use computer, again can be less embedded with alternative costs or SCM system enters
Row design.The small volume of whole detecting system, whole detecting system can not only complete the detection of screen light leak, pass through transformation
Other indexs of correlation detection of screen can be completed simultaneously.
3rd embodiment
The present embodiment provides a kind of computer-readable recording medium, and computer-readable recording medium storage has one or more
Individual program, one or more program can be by one or more computing devices, to realize the screen light leak of first embodiment
Detection method the step of.
Specifically, S301：Four fringe regions by camera according to predetermined angle and height successively photographed screen, screen
Curtain keeps the state at grey interface in lighting；
Angle can be that the angle in Fig. 2 with horizontal direction such as is 30 degree, and this angle can carry out according to actual conditions
Adjustment, ensure that shooting angle can clearly reflect the leakage problem of screen edge.
This angle can be set by user, can also use screen of the camera according to different one light leaks of angle shot
Curtain, the angle that can clearly reflect screen edge leakage problem is chosen as predetermined angle.
By camera, according to predetermined angle and highly, four fringe regions of photographed screen include successively：
One of fringe region by camera according to predetermined angle and height photographed screen, screen are positioned over turntable
On；
Turntable is driven to drive screen to rotate 3 times successively clockwise or counterclockwise, each anglec of rotation is 90 degree；
Shoot the fringe region of screen when being often rotated by 90 ° respectively according to predetermined angle and height by camera.
For example, driving camera is shot, get screen and be under portrait layout state comprising first figure at the top of it
Piece, and the picture of acquisition is passed on computer by Serial Port Line and stored；
Then turntable is driven to carry out 90 degree of rotations clockwise, screen is rotated by 90 ° with turntable, is waited to after the stabilization of position, by
Computer drives camera is shot, and gets the second pictures comprising screen left side edge, and be transferred on computer
Stored；
Then driving turntable continues 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, is waited stable to position
Afterwards, shot by computer drives camera, get the 3rd pictures comprising bottom of screen, and be transferred on computer
Stored；
Then driving turntable continues 90 degree of rotations clockwise, and screen is rotated by 90 ° with turntable, is waited stable to position
Afterwards, shot by computer drives camera, get the 4th pictures comprising screen right side edge, and be transferred to calculating
Stored on machine.
Optionally, by camera according to predetermined angle and height successively before four fringe regions of photographed screen,
One or more program can also be by one or more computing device, to realize following steps：
Obtain the angle and height during camera shooting；Camera is arranged in camera frame, camera frame mark
Angled scale and altitude scale；
The angle index and altitude scale marked according to camera frame, driving camera adjust the angle and height of itself
Degree.
For example, the angle and height when the camera pre-set is shot are respectively 30 degree, 1 meter, then computer drives are taken the photograph
As head adjust the angle of itself to 30 degree, highly to 1 meter.
Screen includes the screen in screen monomer and mobile terminal complete machine.
When screen includes screen monomer, screen monomer is fixed on turntable by the fixture with connector stand,
And powered by connector stand to screen monomer.
S302：The image of four fringe regions obtained to shooting carries out binary conversion treatment respectively；
Shoot in obtained image, the part of the bright line pixel value after binary conversion treatment is carried out can show 0, non-bright line
Part can show 255.
S303：The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；
Using image top left corner pixel point as the origin of coordinates, traversal is carried out downwards and obtains the boundary point that pixel value is 0, so as to
Going out the width of bright line has several pixel compartments.
S304：Judge whether each fringe region image pixel value is more than or equal to predetermined number for the number of 0 pixel compartments,
The judged result of each fringe region is obtained, the fringe region that judged result is yes then enters S305, the side that judged result is no
Edge region then enters S306；
Predetermined number can be 3,4,5 etc..
S305：The fringe region light leak that judged result is yes.
S306：The fringe region that judged result is no not light leak.
For example, predetermined number is 3, the number for the pixel compartments that the top of screen image pixel value is 0 is 4, screen left side edge
The number for the pixel compartments that image pixel value is 0 is 2, and the number for the pixel compartments that bottom of screen image pixel value is 0 is 3, and screen is right
The number for the pixel compartments that lateral edges image pixel value is 0 is 1, then can draw the top of screen, bottom light leak, screen left side
Edge, right side edge not light leak.
Above-mentioned steps realize the one-time detection to a fringe region of screen four, in order to improve the accurate of testing result
Property, repeated detection can be carried out to a fringe region of screen four, comprehensive repeated detection result carries out judging whether the screen leaks
Light.Optionally, by camera according to predetermined angle and height successively before four fringe regions of photographed screen, one or
The multiple programs of person can also be by one or more computing device, to realize following steps：Obtain testing time；Testing time can
To be set by user, default setting can also be used, testing time can be 3,4,5,10 etc.；Test once then shows have detected
Four fringe regions of one screen；
One or more program can be by one or more computing device, to realize following steps：
The step of being repeated in performing the S301-S304 of testing time；
The judged result for counting each fringe region is yes and no number；
, should if the number that its judged result is yes is more than the number that judged result is no for same fringe region
Fringe region light leak.
For example, testing time is 3, detecting the left side edge of screen has 2 light leaks, 1 not light leak, then may finally be true
Determine the left side edge light leak of screen.
, can if the number that its judged result is yes is equal to the number that judged result is no for same fringe region
To detect the fringe region again, in practical operation, can be only again, the shooting of the retest number fringe region；
Can also be four fringe regions for detecting the screen again.
For only again, retest number shooting the fringe region situation, for example, testing time be 4, detect
The left side edge of screen has 2 light leaks, 2 not light leaks, then can detect left side edge again, first shoots left side edge
Image, then turntable is driven to rotate successively 3 times, the angle rotated every time is 360 degree, shoots by camera and often rotates respectively
Left hand edge region at 360 degree, then judge left side edge whether light leak.
After the fringe region light leak that S305 judged results are yes, or for same fringe region, if it is sentenced
The number that disconnected result is yes is more than the number that judged result is no, then after the fringe region light leak, in addition to：By screen edge
The presentation of information of region light leak is on the display screen for the terminal being connected with camera, to realize man-machine virtual interactive interface, detection knot
The output of fruit.
For example, with reference to Fig. 4, Fig. 4 is the schematic diagram that a kind of terminal that the present embodiment provides shows testing result；In Fig. 4, inspection
Result is surveyed as the top of screen, bottom light leak, screen left side edge, right side edge not light leak.
By the implementation of the present embodiment, using the detection screen whether by the way of light leak of automation, obtained testing result
It is objective, accurate, improves the precision of production and quality test, avoid because human factor causes testing result inadequate
Accurately, the problem of inconsistent, while detection efficiency is effectively increased, screen light leak test is realized complete streamlined operation, just
Sample is tested in whole research and development and production, to the early screening of failed test sample；
The detecting system of the screen light leak makes mechanical devices and automatic test software carry out effective combination, cost compared with
It is low.Automatic test software can both use computer, again can be less embedded with alternative costs or SCM system enters
Row design.The small volume of whole detecting system, whole detecting system can not only complete the detection of screen light leak, pass through transformation
Other indexs of correlation detection of screen can be completed simultaneously.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions to cause a station terminal equipment (can be mobile phone, computer, clothes
Be engaged in device, air conditioner, or network equipment etc.) method that performs each embodiment of the present invention.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of detection method of screen light leak, it is characterised in that the detection method of the screen light leak comprises the following steps：
(1) four fringe regions by camera according to predetermined angle and height successively photographed screen, the screen are in point
The bright state for keeping grey interface；
(2) image of four fringe regions obtained to shooting carries out binary conversion treatment respectively；
(3) statistics carries out the number for the pixel compartments that each fringe region image pixel value after binary conversion treatment is 0；
(4) judge whether each fringe region image pixel value is more than or equal to predetermined number for the number of 0 pixel compartments, obtain every
The judged result of individual fringe region；
(5) the fringe region light leak that judged result is yes.
2. the detection method of screen light leak as claimed in claim 1, it is characterised in that it is described by camera according to default
Angle and height be successively before four fringe regions of photographed screen, in addition to：Obtain testing time；
The detection method of the screen light leak includes：
It is repeated in performing (1), (2), (3), (4) step of the testing time；
The judged result for counting each fringe region is yes and no number；
For same fringe region, if the number that its judged result is yes is more than the number that judged result is no, the edge
Region light leak.
3. the detection method of screen light leak as claimed in claim 1, it is characterised in that it is described by camera according to default
Angle and height be successively before four fringe regions of photographed screen, in addition to：
Obtain the angle and height during camera shooting；The camera is arranged in camera frame, the camera frame
It is marked with angle index and altitude scale；
According to the camera frame mark angle index and altitude scale, drive the camera adjust the angle of itself and
Highly.
4. the detection method of the screen light leak as described in any one of claims 1 to 3, it is characterised in that described to pass through camera
Four fringe regions according to predetermined angle and height successively photographed screen include：
One of fringe region by camera according to predetermined angle and height photographed screen, the screen are positioned over turntable
On；
The turntable is driven to drive the screen to rotate 3 times successively clockwise or counterclockwise, each anglec of rotation is 90 degree；
Shoot the fringe region of screen when being often rotated by 90 ° respectively according to the predetermined angle and height by camera.
5. the detection method of screen light leak as claimed in claim 4, it is characterised in that the screen includes screen monomer and shifting
Screen in dynamic terminal complete machine.
6. the detection method of screen light leak as claimed in claim 5, it is characterised in that when the screen includes screen monomer
When, the screen monomer is fixed on the turntable by the fixture with connector stand, and pass through the connector holder
Son is powered to the screen monomer.
7. the detection method of screen light leak as claimed in claim 3, it is characterised in that at the edge that the judged result is yes
After the light leak of region, or described for same fringe region, if the number that its judged result is yes is more than judged result
The number for being no, then after the fringe region light leak, in addition to：The presentation of information of screen edge region light leak is taken the photograph with described
As head connect terminal display screen on.
A kind of 8. detecting system of screen light leak, it is characterised in that including：
Turntable, for placing screen, and the screen is driven to carry out clockwise or counterclockwise under the driving of terminal；
Camera, for four fringe regions according to predetermined angle and height successively photographed screen, the screen is in and lighted
Keep the state at grey interface；
Terminal, for driving the turntable to carry out clockwise or counterclockwise, and the camera is driven according to predetermined angle
Highly four fringe regions of photographed screen successively；And the image of four fringe regions obtained to shooting carries out two-value respectively
Change is handled；The number for the pixel compartments that each fringe region image pixel value is 0 after statistics progress binary conversion treatment；Judge each side
Edge area image pixel value is whether the number of 0 pixel compartments is more than or equal to predetermined number, obtains the judgement of each fringe region
As a result；The fringe region light leak that judged result is yes.
9. a kind of terminal, it is characterised in that the terminal includes processor, memory and communication bus；
The communication bus is used to realize the connection communication between processor and memory；
The processor is used to perform one or more program stored in memory, to realize as appointed in claim 1 to 7
The step of detection method of screen light leak described in one.
A kind of 10. computer-readable recording medium, it is characterised in that the computer-readable recording medium storage have one or
Multiple programs, one or more of programs can be by one or more computing devices, to realize such as claim 1 to 7
Any one of screen light leak detection method the step of.
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| CN110166769A (en) * | 2019-06-27 | 2019-08-23 | 信利光电股份有限公司 | Detect method, apparatus, system and the storage medium of camera module output dislocation |
| CN114004853A (en) * | 2020-07-14 | 2022-02-01 | 北京小米移动软件有限公司 | Method, device and medium for identifying device screen boundary |
| CN113747148A (en) * | 2021-08-20 | 2021-12-03 | 广州为实光电医疗科技有限公司 | Camera module light leak detection method, device and equipment |
| CN113747148B (en) * | 2021-08-20 | 2022-04-19 | 广州为实光电医疗科技有限公司 | Camera module light leak detection method, device and equipment |
| CN113850765A (en) * | 2021-09-09 | 2021-12-28 | 深圳市航盛电子股份有限公司 | Light leakage detection method and system of display screen and readable storage medium |
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