CN110263885A - Check method, apparatus, terminal device and the storage medium of projector's failure - Google Patents
Check method, apparatus, terminal device and the storage medium of projector's failure Download PDFInfo
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- CN110263885A CN110263885A CN201910438131.0A CN201910438131A CN110263885A CN 110263885 A CN110263885 A CN 110263885A CN 201910438131 A CN201910438131 A CN 201910438131A CN 110263885 A CN110263885 A CN 110263885A
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- Prior art keywords
- projector
- dimensional code
- imaging
- led light
- color
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/20—Administration of product repair or maintenance
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3191—Testing thereof
Abstract
The present invention is suitable for field of computer technology, provide method, apparatus, terminal device and the storage medium for checking projector's failure, method includes: that default two dimensional code corresponding with the LED light of each color of projector is successively launched by control projector, and presetting two dimensional code, there are corresponding relationships with LED light；Whether each default two dimensional code of identification is projected machine and launches the imaging two dimensional code after imaging, and judge to identify in successfully all imaging two dimensional codes comprising the corresponding default two dimensional code of all LED light；If it is not, then determining projector, there are failures, and by projector, there are the message of failure to be sent to background terminal.It is not smart enough to solve projector in the prior art, the problem of cannot be self-detected out equipment fault, realize that projector intelligently checks whether itself the failures such as ray machine problem, poor focusing occurs, without maintenance personal's inspection, also customer complaint is reduced, and then effectively improves customer experience and reduces the waste of human resources.
Description
Technical field
The invention belongs to field of computer technology, more particularly to check the method, apparatus of projector's failure, terminal device and
Storage medium.
Background technique
With the development of science and technology, projector has been favored by people as electronic equipment.For example, advertising media is in electricity
Advertisement is launched using projector in ladder, and when the failures such as ray machine problem, poor focusing occurs in projector, projector is not smart enough,
Cannot be self-detected out equipment fault, the customer complaint or maintenance personal's inspection for needing to take elevator could find projector's failure, with
And the personnel of needing repairing check after just can know that failure cause.Bad impression can be left to client in this way, and repairs people
Member's inspection also unusual waste of manpower resource.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of method, apparatus for checking projector's failure, terminal device and depositing
Storage media cannot be self-detected out equipment fault to solve the problem of that projector is not smart enough in the prior art.
The first aspect of the embodiment of the present invention provides a kind of method for checking projector's failure, comprising:
Default two dimensional code corresponding with the LED light of each color of projector is successively launched by control projector, presets
There are corresponding relationships with LED light for two dimensional code；
The each default two dimensional code of identification is projected machine and launches the imaging two dimensional code after imaging, and judges that identification is successfully all
Whether be imaged in two dimensional code includes the corresponding default two dimensional code of all LED light；
If it is not, then determining projector, there are failures；
By projector, there are the message of failure to be sent to background terminal.
The second aspect of the embodiment of the present invention provides a kind of device for checking projector's failure, comprising:
Control module, for control projector successively launch it is corresponding pre- with the LED light of each color of projector
If two dimensional code, presetting two dimensional code, there are corresponding relationships with LED light；
Identification module, each default two dimensional code is projected machine and launches the imaging two dimensional code after imaging for identification, and judges
Identify in successfully all imaging two dimensional codes whether include the corresponding default two dimensional code of all LED light；
Determination module, for there are failures if it is not, then determining projector；
Sending module, for there are the message of failure to be sent to the user terminal by projector.
The third aspect of the embodiment of the present invention provides a kind of terminal device, including memory, processor and is stored in
In memory and the computer program that can run on a processor, processor realize the step of the above method when executing computer program
Suddenly.
The fourth aspect of the embodiment of the present invention provides a kind of computer readable storage medium, computer readable storage medium
The step of being stored with computer program, the above method realized when computer program is executed by processor.
The embodiment of the present invention is successively launched corresponding with the LED light of each color of projector by control projector
Default two dimensional code, presetting two dimensional code, there are corresponding relationships with LED light；After each default two dimensional code of identification is projected machine dispensing imaging
Imaging two dimensional code, whether and judging to identify successfully includes the corresponding default two dimension of all LED light in all imaging two dimensional codes
Code；If it is not, then determining projector, there are failures, and by projector, there are the message of failure to be sent to background terminal.It solves existing
The problem of projector is not smart enough in technology, cannot be self-detected out equipment fault realizes that projector intelligently checks whether itself occurs
The failures such as ray machine problem, poor focusing also reduce customer complaint without maintenance personal's inspection, and then effectively improve visitor
Family experience and the waste for reducing human resources.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the step schematic diagram that the method for projector's failure is checked in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram that the device of projector's failure is checked in the embodiment of the present invention；
Fig. 3 is the schematic diagram of terminal device in the embodiment of the present invention.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, in case unnecessary details interferes description of the invention.
Currently, projector is not smart enough when the failures such as ray machine problem, poor focusing occurs in projector, it cannot be self-detected out and set
Standby failure, the customer complaint or maintenance personal's inspection for needing to take elevator could find projector's failure, and the people that needs repairing
Member just can know that failure cause after being checked.Bad impression can be left to client in this way, and maintenance personal's inspection is also very
Waste of manpower resource.
In the present embodiment, such as when red image is launched by projector, launched by the red LED lamp transmitting light in projector red
Chromatic graph picture, therefore by launching the two dimensional code with LED light corresponding color, the identification situation of examining projector two dimensional code, to obtain
Know whether projector breaks down.Solving the problem of that projector is not smart enough in the prior art cannot be self-detected out equipment fault, have
Effect improves customer experience and reduces the waste of human resources.
In order to illustrate technical solutions according to the invention, the following is a description of specific embodiments.
Referring to Fig.1, in one embodiment of the invention, a method of checking projector's failure, comprising:
S101, control projector successively launch corresponding with the LED light of each color of the projector default two
Code is tieed up, there are corresponding relationships with the LED light for the default two dimensional code；
Preferably, the LED light of each color is primitive colours LED lamp, i.e., red, green and blue are launching other in this way
Other colors can be gone out according to the proportion adjustment of color each in three primary colors when color, so that projector be made to go out color image.If
There is color imbalance etc. in the image of projector, then illustrates that a certain kind of three-color LED light or multiple color go wrong, because
This, whether the color of image that projector only needs self-test three-color LED light to be launched goes wrong it can be learnt that whether projector occurs
Failure.
The graphic color of above-mentioned default two dimensional code is different from background color, such as white background red two dimensional code, there is clearly figure in this way
The figure that profile scans the two-dimensional code in order to projector.The LED light of default two dimensional code and each color corresponds, including default
There are corresponding relationship or default two dimensional codes for the graphics shape figure of two dimensional code (following abbreviations preset) of two dimensional code and LED light
There are corresponding relationships with LED light for graphic color (color that following abbreviations preset two dimensional code).
For example, there are corresponding relationships with LED light for the figure of default two dimensional code: the corresponding red LED lamp of two-dimension code pattern A, two
Dimension code figure B corresponds to green LED lamp, and two-dimension code pattern C corresponds to blue LED lamp.The color and LED light presence pair of default two dimensional code
It should be related to: the corresponding red two dimensional code of red LED lamp, the corresponding green two dimensional code of green LED lamp, the corresponding blue two dimension of blue LED lamp
Code.Specifically, when red two dimensional code is launched by projector, red two dimensional code is by red LED lamp transmitting light to be imaged, so working as
When red two dimensional code can not identify, i.e., red LED lamp does not emit light, then illustrating red LED lamp, there are problems, to realize throwing
Shadow machine self test failure.
In one embodiment, above-mentioned control projector successively launches distinguishes with the LED light of each color of the projector
Corresponding default two dimensional code, comprising: in the case where elevator no-load, the LED light for controlling each color is successively launched automatically to be corresponded to
The default two dimensional code, the color of the default two dimensional code is identical as the color of the LED light.
Specifically, the LED light for controlling each color successively launches corresponding default two dimensional code, such as first controls red LED
Lamp launches preset red two dimensional code, then controls green LED lamp and launch preset green two dimensional code, and all LED light are successively thrown
Put corresponding default two dimensional code；Further, (including identify successfully or recognition failures) can be completed to red two dimensional code is identified
After automatically switch to green two dimensional code, so that the time intervals for making each LED light launch two default dimension codes are shorter, can also preset each
The time of the default two dimensional code of the dispensing of the LED light of color.
Above-mentioned elevator no-load is in elevator without article or biology, it is preferable that elevator no-load is in elevator without passenger, with
Only in elevator without passenger when check projector whether failure, other moment then as usual launch elevator card, in this way will not shadow
It rings projector and launches advertisement to passenger, be more in line with the usage scenario of elevator.
Optionally, when the elevator door of elevator does not act within a preset time, the LED light for controlling each color is automatic
Successively launch the corresponding default two dimensional code.
The time of national regulations elevator single operation was no more than 60 seconds, so above-mentioned preset time is greater than 60 seconds, such as 2 points
Clock, i.e., elevator door, which does not act, in 2 minutes can guarantee no one in elevator.The movement of elevator door includes that opening action and closure are dynamic
Make, preferably the opening action of detection elevator door within a preset time, can avoid elevator door in this way and transported goods the moment by passenger
Meaning is opened for a long time, and detects that elevator door does not have closed action, to avoid launching two dimensional code when elevator door is opened, is caused
Invalid checking process.
Optionally, the load-bearing of elevator within a preset range when, control the LED light of each color and successively launch automatically pair
The default two dimensional code answered.Above-mentioned preset range be elevator do not run and when elevator no-load elevator intrinsic weight range, such as
Intrinsic weight is 100KG, and error is ± 2KG, then preset range is 100 ± 2KG.
Optionally, be not detected in elevator there are it is human body infrared when, the LED light for controlling each color is launched automatically
The default two dimensional code being corresponding in turn to.Human body can discharge the infrared ray of a wavelength range, therefore pass through red induction outside human body
Device detects in elevator with the presence or absence of human body infrared.It should be noted that elevator card is seen to passenger, so even if electricity
There is article also to launch default two dimensional code without passenger in ladder to identify.
S102 identifies that each default two dimensional code is launched the imaging two dimensional code after imaging by the projector, and judges
Successfully whether all described are imaged in default two dimensional code include the corresponding default two dimensional code of all LED light for identification；
Above-mentioned imaging two dimensional code is the imaging figure that default two dimensional code is launched by projector, and the LED light of corresponding each color is thrown
The default two dimensional code put can all form corresponding imaging two dimensional code.Above-mentioned recognition imaging two dimensional code may include recognition imaging two dimension
The color and/or figure of code.According to the practical projection situation of LED light, it may be that figure and color are shown completely that two dimensional code, which is imaged,
It is also likely to be that graphical display is not complete, it is also possible to which color can not be shown, and be likely to be display blank image.
The figure of the corresponding default two dimensional code of each LED light is identical or different, therefore the corresponding imaging two dimension of each LED light
The image of code also corresponds to identical or different.Specifically, when needing the color of recognition imaging two dimensional code, then the figure of two dimensional code is imaged
Shape is identical, and when not needing the color of recognition imaging two dimensional code, then the figure that two dimensional code is imaged is different.
Further, above-mentioned projector is equipped with camera, and the imaging two dimension of each color is scanned and identified by camera
Code, establishes current check table, by the time identified every time, two-dimentional code type (the corresponding default two dimension of i.e. each color LED light
Code) and recognition result be recorded in above-mentioned current check table, in order to which maintenance personal checks the self-inspection record of projector.
S103, if it is not, then determining the projector, there are failures；
Above-mentioned failure includes the LED light damage and projector's poor focusing of one or more colors.
In one embodiment, each default two dimensional code of above-mentioned identification is launched the imaging two after imaging by the projector
Code is tieed up, and whether judge to identify in successfully all imaging two dimensional codes includes the corresponding default two dimension of all LED light
Code, comprising: the color of each imaging two dimensional code of identification, and judge in all colors that two dimensional codes are imaged recognized
Whether include the first LED light color, first LED light is contained in all LED light.
The color of above-mentioned imaging two dimensional code is that the graphic color of two dimensional code is imaged.Specifically, the LED light of each color is controlled
Corresponding default two dimensional code is successively launched, and when the failure of some LED light or projector's poor focusing, corresponding imaging two
The relatively default two dimensional code of code is tieed up, graphical display is not complete or only shows the shadow outline of default two dimensional code, and when only showing shade,
Imaging two dimensional code can not be scanned, and the graphical display that two dimensional code is imaged can not then not identify success entirely, but in spite of projection
Completely default two dimensional code, camera successively obtain the default two-dimension code pattern that each LED light is launched with prefixed time interval out, lead to
The color of color identification technology recognition imaging two dimensional code is crossed, the color of recognized imaging two dimensional code is recorded, due to LED light
Number of colors and the number of colors of default two dimensional code are identical, so when LED light is working properly, the imaging two that is recognized
Whether the color for tieing up code should include the color of all LED light, therefore judge in recognized all colours to include the first LED
Whether the color of lamp, the first LED light are contained in all LED light, that is, judge in recognized all colours to include all LED
The color of lamp.
Further, if it is not, then determining the projector, there are failures, comprising: if all imagings two recognized
The color for not including the first LED light in the color of code is tieed up, then determines that first LED light breaks down.All face recognized
It should include the color of all LED light in color, and when the failures such as occurs burning out in the first LED light, then it can not launch corresponding color
Default two dimensional code, therefore the color of the corresponding default two dimensional code of the first LED light can not be recognized.
Further, whether comprising the first LED light in the color for all imaging two dimensional codes that above-mentioned judgement recognizes
Color after, comprising: if recognize it is all it is described imaging two dimensional codes colors in include all LED light color,
It then identifies the figure of each imaging two dimensional code, and judges the whether equal recognition failures of figure of all imaging two dimensional codes,
Wherein the figure of the corresponding imaging two dimensional code of the LED light of each color is identical；If so, determining that the projector is poly-
It is burnt bad.
The figure of above-mentioned imaging two dimensional code is the graphics shape that two dimensional code is imaged.In the present embodiment, recognize it is all at
As two dimensional code color in include all LED light color, i.e. LED light in projector is in normal work, therefore into one
Step check projector focusing whether poor focusing.Specifically, all imaging two dimensional codes are identified, and the figure of all imaging two dimensional codes
Shape is identical, and the color of color and LED light corresponds, when the equal recognition failures of two dimensional code of all different colours of same figure
When, illustrate projector's poor focusing.Figure is identical can guarantee variable only one so that determining that result is more accurate.
It should be noted that above embodiment is answered not as implementation means of the invention, those skilled in the art are limited
Work as understanding, in other embodiments, can also identify the graphic color and graphics shape of each imaging two dimensional code, simultaneously to examine simultaneously
Look into projector LED light and focus whether failure, details are not described herein.
In a specific embodiment, the figure of each imaging two dimensional code of above-mentioned identification, comprising: parse each pre-
If the corresponding address url of two dimensional code；Access request is sent respectively to each address url；Receive each address url point
The Http status code not returned according to the access request；If the Http status code is preset value, the Http is determined
The corresponding imaging two dimensional code of status code identifies successfully；If the Http status code is not preset value, the Http shape is determined
The corresponding imaging two dimensional code recognition failures of state code.
Above-mentioned preset value is 200, i.e. Http status code 200, indicates that the corresponding server in the above-mentioned address url is successfully received
Access request, then the corresponding imaging two dimensional code in the address url identifies successfully.It is not default that Http status code, which is 400,404 etc.,
When value, indicate that the corresponding server in the above-mentioned address url does not respond access request, then the corresponding imaging two dimensional code in the address url is known
Do not fail.
In one embodiment, each default two dimensional code of above-mentioned identification is launched the imaging two after imaging by the projector
Code is tieed up, and whether judge to identify in successfully all imaging two dimensional codes includes the corresponding default two dimensional code of all LED light, packet
It includes: identifying the figure of the imaging two dimensional code of each color, and judge whether the figure of each imaging two dimensional code identifies
Success, wherein the figure of the corresponding default two dimensional code of each LED light is different.
In the present embodiment, the corresponding figure of the LED light of each color two dimension different from other default two-dimension code patterns
The figure of code, i.e. imaging two dimensional code is different, by only identifying the imaging two-dimension code pattern, according to recognition result determine LED light and
Projector focuses whether failure has faster recognition speed without the color of recognition imaging two dimensional code.
Specifically, above-mentioned if it is not, then determining the projector, there are failures, comprising: if the figure of the first imaging two dimensional code
Recognition failures then determine that the corresponding LED light of the first imaging two dimensional code breaks down, and the first imaging two dimensional code is contained in
In all imaging two dimensional codes；If the equal recognition failures of figure of all imaging two dimensional codes, determine that the projector is poly-
It is burnt bad.When part imaging two dimensional code recognition failures, then illustrate the corresponding LED light failure of the default two dimensional code of recognition failures, when
The equal recognition failures of all imaging two dimensional codes, then illustrate projector's poor focusing, may be because of part wherein when projector's poor focusing
Or poor focusing caused by all LED light failures, it is also possible to because camera lens loosen lamp other reasons caused by poor focusing, it is also possible to
Poor focusing caused by being loosened simultaneously because of some or all LED light failures and projector lens.
S104, by the projector, there are the message of failure to be sent to background terminal.
When checking projector, there are projector is generated when failure, there are the message of failure, above-mentioned projector and background terminals
Communication connection, to send the message to background terminal, thus inform maintenance personal to field maintenance, and do not need repair people
Member's Daily Round Check.Further, every time from postdetection recording inspection result, user can check projector by background terminal for projector
The inspection result of each self-test.
Referring to Fig. 2, in one embodiment of the invention, a kind of device 200 checking projector's failure, comprising:
Control module 201, for control projector successively launch it is right respectively with the LED light of each color of the projector
The default two dimensional code answered, there are corresponding relationships with the LED light for the default two dimensional code；
Identification module 202, each default two dimensional code is launched the imaging two after imaging by the projector for identification
Code is tieed up, and is judged whether corresponding default comprising all LED light in the successful all default two dimensional codes of imaging of identification
Two dimensional code；
Determination module 203, for there are failures if it is not, then determining the projector；
Sending module 204, for there are the message of failure to be sent to the user terminal by the projector.
It is apparent to those skilled in the art that for convenience and simplicity of description, the device of foregoing description,
The specific work process of module and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present invention constitutes any limit
It is fixed.
Fig. 3 is the schematic diagram for the terminal device that one embodiment of the invention provides.As shown in figure 3, the terminal of the embodiment is set
Standby 3 include: processor 30, memory 31 and are stored in the meter that can be run in the memory 31 and on the processor 30
Calculation machine program 32, such as the recognizer of default two dimensional code.The processor 30 is realized when executing the computer program 32
The step in each embodiment of the method for checking projector's failure is stated, such as step 101 shown in FIG. 1 is to 104.Alternatively, described
Processor 30 realizes the function of each module/unit in above-mentioned each Installation practice, such as Fig. 2 when executing the computer program 32
The function of shown module 201 to 204.
Illustratively, the computer program 32 can be divided into one or more module/units, it is one or
Multiple module/units are stored in the memory 31, and are executed by the processor 30, to complete the present invention.Described one
A or multiple module/units can be the series of computation machine program instruction section that can complete specific function, which is used for
Implementation procedure of the computer program 32 in the terminal device 3 is described.For example, the computer program 32 can be divided
It is cut into control module, identification module, determination module and sending module, each module concrete function is as follows: control module, for controlling
Default two dimensional code corresponding with the LED light of each color of the projector, the default two dimension are successively launched by projector
There are corresponding relationships with the LED light for code；Identification module, each default two dimensional code is launched by the projector for identification
Imaging two dimensional code after imaging, and judge to identify whether corresponding comprising all LED light in successfully all imaging two dimensional codes
Default two dimensional code；Determination module, for there are failures if it is not, then determining the projector；Sending module is used for the throwing
There are the message of failure to be sent to the user terminal for shadow machine.
The terminal device 3 can be the calculating such as desktop PC, notebook, palm PC and cloud server and set
It is standby.The terminal device may include, but be not limited only to, processor 30, memory 31.It will be understood by those skilled in the art that Fig. 3
The only example of terminal device 3 does not constitute the restriction to terminal device 3, may include than illustrating more or fewer portions
Part perhaps combines certain components or different components, such as the terminal device can also include input-output equipment, net
Network access device, bus etc..
Alleged processor 30 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng.
The memory 31 can be the internal storage unit of the terminal device 3, such as the hard disk or interior of terminal device 3
It deposits.The memory 31 is also possible to the External memory equipment of the terminal device 3, such as be equipped on the terminal device 3
Plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card dodge
Deposit card (Flash Card) etc..Further, the memory 31 can also both include the storage inside list of the terminal device 3
Member also includes External memory equipment.The memory 31 is for storing needed for the computer program and the terminal device
Other programs and data.The memory 31 can be also used for temporarily storing the data that has exported or will export.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each function
Can unit, module division progress for example, in practical application, can according to need and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of described device is divided into different functional unit or module, more than completing
The all or part of function of description.Each functional unit in embodiment, module can integrate in one processing unit, can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units, it is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.In addition, each function list
Member, the specific name of module are also only for convenience of distinguishing each other, the protection scope being not intended to limit this application.Above system
The specific work process of middle unit, module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in detail or remembers in some embodiment
The part of load may refer to the associated description of other embodiments.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
In embodiment provided by the present invention, it should be understood that disclosed device/terminal device and method, it can be with
It realizes by another way.For example, device described above/terminal device embodiment is only schematical, for example, institute
The division of module or unit is stated, only a kind of logical function partition, there may be another division manner in actual implementation, such as
Multiple units or components can be combined or can be integrated into another system, or some features can be ignored or not executed.Separately
A bit, shown or discussed mutual coupling or direct-coupling or communication connection can be through some interfaces, device
Or the INDIRECT COUPLING or communication connection of unit, it can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated module/unit be realized in the form of SFU software functional unit and as independent product sale or
In use, can store in a computer readable storage medium.Based on this understanding, the present invention realizes above-mentioned implementation
All or part of the process in example method, can also instruct relevant hardware to complete, the meter by computer program
Calculation machine program can be stored in a computer readable storage medium, the computer program when being executed by processor, it can be achieved that on
The step of stating each embodiment of the method.Wherein, the computer program includes computer program code, the computer program
Code can be source code form, object identification code form, executable file or certain intermediate forms etc..Computer-readable Jie
Matter may include: can carry the computer program code any entity or device, recording medium, USB flash disk, mobile hard disk,
Magnetic disk, CD, computer storage, read-only memory (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It should be noted that described
The content that computer-readable medium includes can carry out increasing appropriate according to the requirement made laws in jurisdiction with patent practice
Subtract, such as does not include electric carrier signal and electricity according to legislation and patent practice, computer-readable medium in certain jurisdictions
Believe signal.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution should all
It is included within protection scope of the present invention.
Claims (10)
1. a kind of method for checking projector's failure characterized by comprising
Default two dimensional code corresponding with the LED light of each color of the projector is successively launched by control projector, described
There are corresponding relationships with the LED light for default two dimensional code；
It identifies that each default two dimensional code is launched the imaging two dimensional code after imaging by the projector, and judges that identification is successful
It whether include the corresponding default two dimensional code of all LED light in all imaging two dimensional codes；
If it is not, then determining the projector, there are failures；
By the projector, there are the message of failure to be sent to background terminal.
2. the method according to claim 1 for checking projector's failure, which is characterized in that the control projector successively throws
Put default two dimensional code corresponding with the LED light of each color of the projector, comprising:
In the case where elevator no-load, the LED light for controlling each color successively launches the corresponding default two dimension automatically
Code, the color of the default two dimensional code are identical as the color of the LED light.
3. the method according to claim 1 for checking projector's failure, which is characterized in that the identification is each described default
Two dimensional code is launched the imaging two dimensional code after imaging by the projector, and judges to identify in successfully all imaging two dimensional codes
It whether include the corresponding default two dimensional code of all LED light, comprising:
Identify it is each it is described imaging two dimensional code color, and judge recognize it is all it is described imaging two dimensional codes colors in whether
Color comprising the first LED light, first LED light are contained in all LED light.
4. the method according to claim 3 for checking projector's failure, which is characterized in that described if it is not, then described in judgement
There are failures for projector, comprising:
If not including the color of the first LED light in the color of all imaging two dimensional codes recognized, described first is determined
LED light breaks down.
5. the method according to claim 3 for checking projector's failure, which is characterized in that the judgement recognizes all
It is described imaging two dimensional code color in whether comprising the first LED light color after, comprising:
If including the color of all LED light in the color of all imaging two dimensional codes recognized, each institute is identified
The figure of imaging two dimensional code is stated, and judges the whether equal recognition failures of figure of all imaging two dimensional codes, wherein each color
The corresponding default two dimensional code of the LED light figure it is identical；
If so, determining projector's poor focusing.
6. the method according to claim 1 for checking projector's failure, which is characterized in that the identification is each described default
Two dimensional code is launched the imaging two dimensional code after imaging by the projector, and judges to identify in successfully all imaging two dimensional codes
It whether include the corresponding default two dimensional code of all LED light, comprising:
It identifies the figure of each imaging two dimensional code, and judges whether the figure of each imaging two dimensional code identifies success,
Wherein the figure of the corresponding default two dimensional code of the LED light of each color is different.
7. the method according to claim 6 for checking projector's failure, which is characterized in that described if it is not, then described in judgement
There are failures for projector, comprising:
If the figure recognition failures of the first imaging two dimensional code, determine that event occurs in the corresponding LED light of the first imaging two dimensional code
Barrier, the first imaging two dimensional code are contained in all imaging two dimensional codes；
If the equal recognition failures of figure of all imaging two dimensional codes, determine projector's poor focusing.
8. a kind of device for checking projector's failure characterized by comprising
Control module, for control projector successively launch it is corresponding pre- with the LED light of each color of the projector
If two dimensional code, there are corresponding relationships with the LED light for the default two dimensional code；
Identification module, each default two dimensional code launches the imaging two dimensional code after imaging by the projector for identification, and
Judge to identify in successfully all imaging two dimensional codes whether include the corresponding default two dimensional code of all LED light；
Determination module, for there are failures if it is not, then determining the projector；
Sending module, for there are the message of failure to be sent to the user terminal by the projector.
9. a kind of terminal device, including memory, processor and storage are in the memory and can be on the processor
The computer program of operation, which is characterized in that the processor realizes such as claim 1 to 7 when executing the computer program
The step of any one the method.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In when the computer program is executed by processor the step of any one of such as claim 1 to 7 of realization the method.
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