CN107132026A - The method of testing and system for the minimum display device backlight illumination that scanning device is supported - Google Patents
The method of testing and system for the minimum display device backlight illumination that scanning device is supported Download PDFInfo
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- CN107132026A CN107132026A CN201710231780.4A CN201710231780A CN107132026A CN 107132026 A CN107132026 A CN 107132026A CN 201710231780 A CN201710231780 A CN 201710231780A CN 107132026 A CN107132026 A CN 107132026A
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- 238000010998 test method Methods 0.000 title description 3
- 238000012360 testing method Methods 0.000 claims abstract description 44
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000005516 engineering process Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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Abstract
The present invention relates to the method for testing and system of testing field, more particularly to the minimum display device backlight illumination of scanning device support.The present invention is default series by initializing the backlight illumination of display device；The corresponding normal brightness of the backlight illuminations at different levels is obtained, brightness comparison table is formed；The bar code picture that scanning display device is shown, obtains scanned picture；If the scanned picture is successfully decoded,：The current backlight illumination is changed into corresponding normal brightness according to the brightness comparison table, Current standards brightness is obtained；It is the minimum display device backlight illumination that scanning device corresponding with the bar code picture is supported to record the Current standards brightness；If decoding the scanned picture not successfully, the series of backlight illumination described in one-level is heightened；S3 is repeated to S5, until the scanned picture is successfully decoded.Realize the degree of accuracy for improving the minimum display device backlight illumination that test scanning device is supported.
Description
Technical field
The present invention relates to the test side of testing field, more particularly to the minimum display device backlight illumination of scanning device support
Method and system.
Background technology
, it is necessary to the minimum display that constantly test scanning device is supported during performance optimization is carried out to scanning device
Whether equipment backlight illumination disclosure satisfy that the demand in market.The minimum display device backlight that test scanning device can be supported at present
The method of brightness is manually to adjust display device backlight illumination, and scanning device scans the screen of display device, checks scanning
Whether equipment can scan the content that the display device of current backlight brightness is shown.
But, by people's subjective judgement under the conditions of the backlight illumination of current display setup whether successful scan display device
The content of display is not accurate enough, so as to influence the accuracy of test result.Such as, scanning device is bar code scanner, display device
For mobile phone, the function of scanner is for the bar code shown on scanning cell phone screen to obtain corresponding bar code information.In the applied field
Under scape, manually it is difficult to whether reach by the definition and integrity degree that naked eyes are accurately judged to the bar code picture that scanner scanning is obtained
To the minimum requirements that can be successfully decoded so that the minimum display device backlight illumination supported by manual testing's scanning device
The degree of accuracy is relatively low.
The content of the invention
The technical problems to be solved by the invention are：How minimum display device backlight that test scanning device support is improved
The degree of accuracy of brightness.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
The present invention provides the method for testing for the minimum display device backlight illumination that scanning device is supported, including：
S1, the backlight illumination of initialization display device are default series；
S2, the corresponding normal brightness of the backlight illuminations at different levels is obtained, form brightness comparison table；
The bar code picture that S3, scanning display device are shown, obtains scanned picture；
If S4, the scanned picture is successfully decoded,：
S41, the current backlight illumination changed into corresponding normal brightness according to the brightness comparison table, obtained currently
Normal brightness；
S42, record the Current standards brightness be scanning device corresponding with the bar code picture support minimum display
Equipment backlight illumination；
If S5, decoding the scanned picture not successfully, the series of backlight illumination described in one-level is heightened；
S6, S3 is repeated to S5, until the scanned picture is successfully decoded.
The present invention also provides the test system for the minimum display device backlight illumination that scanning device is supported, including：
Initialization module, the backlight illumination for initializing display device is default series；
First acquisition module, for obtaining the corresponding normal brightness of the backlight illuminations at different levels, forms brightness comparison table；
Scan module, for scanning the bar code picture that display device is shown, obtains scanned picture；
Logging modle, if for the scanned picture to be successfully decoded,：Current institute is changed according to the brightness comparison table
Backlight illumination is stated for corresponding normal brightness, Current standards brightness is obtained；Recording the Current standards brightness is and the bar code
The minimum display device backlight illumination that the corresponding scanning device of picture is supported；
Adjustment module, if for decoding the scanned picture not successfully, heightening the series of backlight illumination described in one-level；
Replicated blocks, for repeating the scan module, the logging modle and the adjustment module, until success
Decode the scanned picture.
The beneficial effects of the present invention are：The bar code picture that the present invention is arrived by decoded scan device scan is directly perceived, accurate
Judge under the conditions of the backlight illumination of current display setup whether scanning device can clearly and intactly scan display in ground
The content that equipment is shown, improves the degree of accuracy for judging whether successful scan；Fail if being scanned according to current backlight illumination, this
Invention improves the backlight illumination of display device according to default series step by step, until scanning successfully, improves in test process
Adjust the accuracy of display device backlight illumination；The present invention is in test process, by the back of the body for accurately improving display device step by step
Brightness, and accurately judge scanning device whether can under the conditions of the backlight illumination of current display setup successful scan, improve
The accuracy for the minimum display device backlight illumination that test scanning device is supported.
Brief description of the drawings
The specific reality of the method for testing for the minimum display device backlight illumination that Fig. 1 supports for the scanning device that the present invention is provided
Apply the FB(flow block) of mode；
The specific reality of the test system for the minimum display device backlight illumination that Fig. 2 supports for the scanning device that the present invention is provided
Apply the structured flowchart of mode；
Fig. 3 is specific for the test system of the minimum display device backlight illumination of the scanning device support of the invention separately provided
The structured flowchart of embodiment；
The implementation of the test system for the minimum display device backlight illumination that Fig. 4 supports for the scanning device that the present invention is separately provided
The structured flowchart of example；
Label declaration：
1st, initialization module；2nd, the first acquisition module；3rd, scan module；4th, logging modle；5th, adjustment module；6th, mould is repeated
Block；7th, the second acquisition module；8th, the 3rd acquisition module；81st, the first setting unit；82nd, computing unit；83rd, the second setting unit；
9th, decoder module；10th, mark module；101st, scanning device；102nd, display device；103rd, control end.
Embodiment
To describe technology contents, the objects and the effects of the present invention in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：By accurately improving the backlight illumination of display device step by step, and accurately judge
Scanning device whether can under the conditions of the backlight illumination of current display setup successful scan, improve test scanning device support
Minimum display device backlight illumination accuracy.
Fig. 1 be refer to Fig. 4,
As shown in figure 1, the present invention provides the method for testing for the minimum display device backlight illumination that scanning device is supported, bag
Include：
S1, the backlight illumination of initialization display device are default series；
S2, the corresponding normal brightness of the backlight illuminations at different levels is obtained, form brightness comparison table；
The bar code picture that S3, scanning display device are shown, obtains scanned picture；
If S4, the scanned picture is successfully decoded,：
S41, the current backlight illumination changed into corresponding normal brightness according to the brightness comparison table, obtained currently
Normal brightness；
S42, record the Current standards brightness be scanning device corresponding with the bar code picture support minimum display
Equipment backlight illumination；
If S5, decoding the scanned picture not successfully, the series of backlight illumination described in one-level is heightened；
S6, S3 is repeated to S5, until the scanned picture is successfully decoded.
Further, in addition to：
The minimum display device backlight illumination that the corresponding scanning device of bar code picture described in two or more is supported is obtained, is formed
Brightness set；
The minimum display device backlight illumination of scanning device support is obtained according to the brightness set.
Seen from the above description, the test result obtained according to the different bar code pictures of scanning obtains scanning device and supported most
Low display device backlight illumination, can be prevented effectively from because the image quality of specific pictures influences test result, so as to improve test knot
The accuracy of fruit.
Further, the minimum display device backlight illumination of scanning device support is obtained according to the brightness set, specifically
For：
It is the minimum display device backlight illumination that scanning device is supported to set the minimum value in the brightness set.
Further, the minimum display device backlight illumination of scanning device support is obtained according to the brightness set, specifically
For：
Calculate the average value of the brightness set；
It is the minimum display device backlight illumination that scanning device is supported to set the average value.
Further, in addition to：
The scanned picture is decoded, bar code information is obtained；
If bar code information information corresponding with the bar code picture is identical, the scanning figure is successfully decoded in mark
Piece.
As shown in Figures 2 and 3, the present invention also provides the test system for the minimum display device backlight illumination that scanning device is supported
System, including：
Initialization module 1, the backlight illumination for initializing display device is default series；
First acquisition module 2, for obtaining the corresponding normal brightness of the backlight illuminations at different levels, forms brightness comparison table；
Scan module 3, for scanning the bar code picture that display device is shown, obtains scanned picture；
Logging modle 4, if for the scanned picture to be successfully decoded,：Changed currently according to the brightness comparison table
The backlight illumination is corresponding normal brightness, obtains Current standards brightness；Recording the Current standards brightness is and the bar
The minimum display device backlight illumination that the corresponding scanning device of code picture is supported；
Adjustment module 5, if for decoding the scanned picture not successfully, heightening the series of backlight illumination described in one-level；
Replicated blocks 6, for repeating the scan module, the logging modle and the adjustment module, until into
Work(decodes the scanned picture.
Further, in addition to：
Second acquisition module 7, for obtaining the minimum aobvious of the corresponding scanning device support of bar code picture described in two or more
Show equipment backlight illumination, form brightness set；
3rd acquisition module 8, the minimum display device backlight for obtaining scanning device support according to the brightness set
Brightness.
Further, the 3rd acquisition module 8 includes：
First setting unit 81, for setting the minimum value in the brightness set to be the minimum display that scanning device is supported
Equipment backlight illumination.
Further, the 3rd acquisition module 8 includes：
Computing unit 82, the average value for calculating the brightness set；
Second setting unit 83, for setting the average value bright for the minimum display device backlight that scanning device is supported
Degree.
Further, in addition to：
Decoder module 9, for decoding the scanned picture, obtains bar code information；
Mark module 10, if identical for bar code information information corresponding with the bar code picture, is marked successfully
Decode the scanned picture.
Embodiments of the invention one are：
The present embodiment provides a kind of method of testing for the minimum display device backlight illumination that scanning device is supported, including：
S1, the minimum display device backlight illumination for obtaining the corresponding scanning device support of two or more bar code picture, are formed
Brightness set；
Wherein, obtain the minimum display device backlight illumination that the corresponding scanning device of bar code picture described in one supports and include with
Lower step：
S11, the backlight illumination of initialization display device are default series；
S12, the corresponding normal brightness of the backlight illuminations at different levels is obtained, form brightness comparison table；
Wherein, the backlight illumination of display device is divided into 0 grade to 100 grades from low to high, tested by color analysis instrument
The corresponding normal brightness of backlight illumination of display device difference series, forms brightness comparison table；
The bar code picture that S13, scanning display device are shown, obtains scanned picture；
If S14, the scanned picture is successfully decoded,：The current backlight is changed according to the brightness comparison table bright
Spend for corresponding normal brightness, obtain Current standards brightness；It is corresponding with the bar code picture to record the Current standards brightness
Scanning device support minimum display device backlight illumination；
Wherein, judge whether that the mode that the scanned picture can be successfully decoded is specially：The scanned picture is decoded, is obtained
To bar code information；If bar code information information corresponding with the bar code picture is identical, the scanning is successfully decoded in mark
Picture；
If S15, decoding the scanned picture not successfully, the series of backlight illumination described in one-level is heightened；
S16, S13 is repeated to S15, until the scanned picture is successfully decoded；
S2, the minimum display device backlight illumination for obtaining according to the brightness set scanning device support；Wherein, this implementation
Example provides following two specific implementations：
First implementation：The minimum display device back of the body for setting the minimum value in the brightness set to be supported for scanning device
Brightness.
Second implementation：Calculate the average value of the brightness set；Set what the average value was supported for scanning device
Minimum display device backlight illumination.
As shown in figure 4, embodiments of the invention two are：
The present embodiment provides a kind of test system for the minimum display device backlight illumination that scanning device is supported, including scanning
Equipment 101, display device 102, control end 103；
Wherein, the display device 102 is set up bluetooth communication with the control end 103 and is connected；The scanning device 101 is led to
Serial ports is crossed to be connected with the control end 103；The display device 102 is placed in parallel with the scanning device 101, to ensure scanning
The bar code picture that equipment 101 can be shown on the screen of normal scan display device 102；
Wherein, the control end 103 include initialization module 1, the first acquisition module 2, scan module 3, logging modle 4,
Adjustment module 5, replicated blocks 6, the second acquisition module 7 and the 3rd acquisition module 8；
Wherein, the scanning device 101 includes decoder module 9 and mark module 10；
Wherein, in dark room conditions, the control end obtains bar code described in two or more by second acquisition module 7
The minimum display device backlight illumination that the corresponding scanning device of picture is supported, forms brightness set；Specially：
The control end 103, which is sent, shows the order of picture to the display device 102；The basis of display device 102
The order received shows a bar code picture；The control end 103 sends initialization command to aobvious by the initialization module 1
Show equipment 102, the backlight illumination of the initialization display device of display device 102 is default series；The default series is 0 grade, right
The backlight illumination for the display device answered is 0；It is bright that first acquisition module 2 obtains the corresponding standard of the backlight illuminations at different levels
Degree, forms brightness comparison table；The bar code picture that the scanning of scan module 3 display device is shown, obtains scanned picture；
The scanning device 101 decodes the scanned picture by decoder module 9, obtains bar code information；If the bar code
Information information corresponding with the bar code picture is identical, then marks mark that the scanning figure is successfully decoded by the mark module
Piece；Scanning device 101 is sent the information that the scanned picture is successfully decoded to control end 103 by serial ports；
If the control end 103 receives the information that the scanned picture is successfully decoded, the control end 103 is by described
Logging modle 4 changes the current backlight illumination into corresponding normal brightness according to the brightness comparison table, is currently marked
Quasi- brightness；Record the minimum display device back of the body that the Current standards brightness is supported for scanning device corresponding with the bar code picture
Brightness；Otherwise, the control end 103 sends regulating command to display device 102, display device by the adjustment module 5
102 heighten the series of backlight illumination described in one-level；And repeat the scan module 3, the record mould by replicated blocks 6
Block 4 and the adjustment module 5, until the scanned picture is successfully decoded；
The control end 103 judges whether successfully to obtain what the corresponding scanning device of predetermined number bar code picture was supported
Minimum display device backlight illumination, if it is not, then the control end 103 sends the order for changing display picture to display device 102,
Display device 102 shows another bar code picture and repeats above-mentioned test process；
The control end 103 by two got by the 3rd acquisition module 8 from second acquisition module 7 with
Above in the brightness set for the minimum display device backlight illumination formation that the corresponding scanning device of the bar code picture is supported, swept
Retouch the minimum display device backlight illumination of equipment support；
Wherein, the present embodiment provides two kinds of implementations of the 3rd acquisition module 8：
First implementation：3rd acquisition module 8 includes the first setting unit 81；
First setting unit 81, for setting the minimum value in the brightness set to be the minimum of scanning device support
Display device backlight illumination；
Second implementation：3rd acquisition module 8 includes the setting unit 83 of computing unit 82 and second；
The computing unit 82, the average value for calculating the brightness set；
Second setting unit 83, for setting the average value to be the minimum display device backlight that scanning device is supported
Brightness.
In summary, the method for testing for the minimum display device backlight illumination that the scanning device that provides of the present invention is supported and it is
System, the bar code picture arrived by decoded scan device scan judges the backlight illumination in current display setup intuitively, exactly
Under the conditions of, whether scanning device can clearly and intactly scan the content that display device is shown, improve and judge whether into
The degree of accuracy of work(scanning；Fail if being scanned according to current backlight illumination, the present invention improves display step by step according to default series
The backlight illumination of equipment, until scanning successfully, improves the accuracy that display device backlight illumination is adjusted in test process；This
Invention by accurately improving the backlight illumination of display device step by step, and accurately judges that scanning device whether can in test process
Enough successful scans under the conditions of the backlight illumination of current display setup, improve the minimum display device that test scanning device is supported
The accuracy of backlight illumination.Further, the test result obtained according to the different bar code pictures of scanning obtains scanning device and supported
Minimum display device backlight illumination, can be prevented effectively from due to specific pictures image quality influence test result, so as to improve survey
The accuracy of test result.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In the scope of patent protection of the present invention.
Claims (10)
1. the method for testing for the minimum display device backlight illumination that scanning device is supported, it is characterised in that including：
S1, the backlight illumination of initialization display device are default series；
S2, the corresponding normal brightness of the backlight illuminations at different levels is obtained, form brightness comparison table；
The bar code picture that S3, scanning display device are shown, obtains scanned picture；
If S4, the scanned picture is successfully decoded,：
S41, the current backlight illumination changed into corresponding normal brightness according to the brightness comparison table, obtain Current standards
Brightness；
S42, record the Current standards brightness be scanning device corresponding with the bar code picture support minimum display device
Backlight illumination；
If S5, decoding the scanned picture not successfully, the series of backlight illumination described in one-level is heightened；
S6, S3 is repeated to S5, until the scanned picture is successfully decoded.
2. the method for testing for the minimum display device backlight illumination that scanning device according to claim 1 is supported, its feature
It is, in addition to：
The minimum display device backlight illumination that the corresponding scanning device of bar code picture described in two or more is supported is obtained, brightness is formed
Set；
The minimum display device backlight illumination of scanning device support is obtained according to the brightness set.
3. the method for testing for the minimum display device backlight illumination that scanning device according to claim 2 is supported, its feature
It is, the minimum display device backlight illumination of scanning device support is obtained according to the brightness set, is specially：
It is the minimum display device backlight illumination that scanning device is supported to set the minimum value in the brightness set.
4. the method for testing for the minimum display device backlight illumination that scanning device according to claim 2 is supported, its feature
It is, the minimum display device backlight illumination of scanning device support is obtained according to the brightness set, is specially：
Calculate the average value of the brightness set；
It is the minimum display device backlight illumination that scanning device is supported to set the average value.
5. the method for testing for the minimum display device backlight illumination that scanning device according to claim 1 is supported, its feature
It is, in addition to：
The scanned picture is decoded, bar code information is obtained；
If bar code information information corresponding with the bar code picture is identical, the scanned picture is successfully decoded in mark.
6. the test system for the minimum display device backlight illumination that scanning device is supported, it is characterised in that including：
Initialization module, the backlight illumination for initializing display device is default series；
First acquisition module, for obtaining the corresponding normal brightness of the backlight illuminations at different levels, forms brightness comparison table；
Scan module, for scanning the bar code picture that display device is shown, obtains scanned picture；
Logging modle, if for the scanned picture to be successfully decoded,：The current back of the body is changed according to the brightness comparison table
Brightness is corresponding normal brightness, obtains Current standards brightness；Recording the Current standards brightness is and the bar code picture
The minimum display device backlight illumination that corresponding scanning device is supported；
Adjustment module, if for decoding the scanned picture not successfully, heightening the series of backlight illumination described in one-level；
Replicated blocks, for repeating the scan module, the logging modle and the adjustment module, until being successfully decoded
The scanned picture.
7. the test system for the minimum display device backlight illumination that scanning device according to claim 6 is supported, its feature
It is, in addition to：
Second acquisition module, for obtaining the minimum display device that the corresponding scanning device of bar code picture described in two or more is supported
Backlight illumination, forms brightness set；
3rd acquisition module, the minimum display device backlight illumination for obtaining scanning device support according to the brightness set.
8. the test system for the minimum display device backlight illumination that scanning device according to claim 7 is supported, its feature
It is, the 3rd acquisition module includes：
First setting unit, for the minimum display device back of the body for setting the minimum value in the brightness set to be supported for scanning device
Brightness.
9. the test system for the minimum display device backlight illumination that scanning device according to claim 7 is supported, its feature
It is, the 3rd acquisition module includes：
Computing unit, the average value for calculating the brightness set；
Second setting unit, for setting the average value to be the minimum display device backlight illumination that scanning device is supported.
10. the test system for the minimum display device backlight illumination that scanning device according to claim 6 is supported, its feature
It is, in addition to：
Decoder module, for decoding the scanned picture, obtains bar code information；
Mark module, if identical for bar code information information corresponding with the bar code picture, institute is successfully decoded in mark
State scanned picture.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115249448A (en) * | 2021-04-27 | 2022-10-28 | 苏州佳世达电通有限公司 | Testing method of display module |
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