CN107590802A - A kind of television set display consistency detection method, storage medium and detection device - Google Patents
A kind of television set display consistency detection method, storage medium and detection device Download PDFInfo
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- CN107590802A CN107590802A CN201710811349.7A CN201710811349A CN107590802A CN 107590802 A CN107590802 A CN 107590802A CN 201710811349 A CN201710811349 A CN 201710811349A CN 107590802 A CN107590802 A CN 107590802A
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Abstract
The present invention discloses a kind of television set display consistency detection method, storage medium and detection device, wherein, method includes step：A, when showing test image with reference to television set, obtain and preserve the reference image data exported with reference to TV SKD；The tested television set of control shows the test image, obtains the test image data of tested TV SKD output；B, the similarity according to the test image data and reference image data calculating between the two；C, judge whether similarity is more than preset value, when being, then judge tested television set with being shown unanimously with reference to television set.The problem of present invention solves in the prior art, and error in judgement is big, testing efficiency is low when judging television set display consistency in television set array by eye-observation.
Description
Technical field
The present invention relates to television set detection field, more particularly to a kind of television set display consistency detection method, storage to be situated between
Matter and detection device.
Background technology
For the television set array in television set combination or the broadcast presentation Room, mostly by more than ten or tens television sets
Composition array is shown, it is desirable to which the display characteristic of each television set is consistent as far as possible.And in traditional television set production link,
The uniformity of color when being image same come all television for play of subjective judgement by eye-observation, this method, which exists, to be sentenced
Disconnected the shortcomings that error is big, testing efficiency is low.
Therefore, prior art has yet to be improved and developed.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of television set display consistency detection side
Method, storage medium and detection device, it is intended to solve in the prior art, to judge that television set shows in television set array by eye-observation
The problem of error in judgement is big when showing uniformity, testing efficiency is low.
Technical scheme is as follows：
A kind of television set display consistency detection method, wherein, including step：
A, when showing test image with reference to television set, obtain and preserve the reference image data exported with reference to TV SKD；
The tested television set of control shows the test image, obtains the test image data of tested TV SKD output；
B, the similarity according to the test image data and reference image data calculating between the two；
C, judge whether similarity is more than preset value, when being, then judge tested television set with being shown unanimously with reference to television set.
Described television set display consistency detection method, wherein, the step A is specifically included：
A1, test image is shown by reference to television set, the reference image data that acquisition exports with reference to TV SKD simultaneously will ginseng
Examine view data and be converted into rgb format, preserve the reference image data of the rgb format；
A2, the test image is shown by tested television set, the test image data of the tested TV SKD output of acquisition are simultaneously
It is translated into the test image data of rgb format.
Described television set display consistency detection method, wherein, in the step B, using point-to-point comparison method, histogram
The calculating of any one progress similarity in the image similarity calculating method of matching method, matrix decomposition method or distinguished point based.
Described television set display consistency detection method, wherein, the step B is specifically included：
By point-to-point comparison method, the computational methods pre-set are taken, calculate test image data and reference image data respectively
Red Similarity value r, green Similarity value g and blue Similarity value b.
Described television set display consistency detection method, wherein, in the step C, when r, g and b are all higher than preset value
When, then judge tested television set with being shown unanimously with reference to television set.
Described television set display consistency detection method, wherein, the preset value is 95%.
Described television set display consistency detection method, wherein, the step C also includes：When no, then according to r, g,
The screen of the corresponding primary colours of the tested television set of similarity regulation of tri- kinds of primary colours of b is joined and enters step A2.
Described television set display consistency detection method, wherein, the step C also includes：Show red Similarity value
R, green Similarity value g and blue Similarity value b.
A kind of storage medium, a plurality of instruction is stored thereon with, wherein, the instruction is adapted to be loaded and performed such as by processor
Upper described television set display consistency detection method.
A kind of detection device, wherein, including：
Processor, it is adapted for carrying out each instruction；And
Storage device, suitable for storing a plurality of instruction, the instruction is adapted to be loaded by processor and perform electricity as described above
Depending on machine display consistency detection method.
Beneficial effect：TV SKD exports when the present invention shows test image by obtaining and preserving with reference to television set
Reference image data, and the test image data of TV motherboard output when tested television set shows same test image are obtained,
According to the similarity of the reference image data and the calculating of test image data between the two；When the similarity is more than or equal to
During preset value, the reference image data is similar to the test image data, judges tested television set with showing with reference to television set
Show unanimously, avoid the judgement of human subjective, detection is quick and result is accurate, solves in the prior art, passes through eye-observation
Judge the problem of error in judgement is big, testing efficiency is low during television set display consistency in television set array.
Brief description of the drawings
Fig. 1 is the flow chart of the preferred embodiment of television set display consistency detection method of the present invention.
Fig. 2 is the preferred embodiment structured flowchart of detection device of the present invention.
Embodiment
The present invention provides a kind of television set display consistency detection method, storage medium and detection device, to make the present invention
Purpose, technical scheme and effect it is clearer, clear and definite, the present invention is described in more detail below.It should be appreciated that this place
The specific embodiment of description only to explain the present invention, is not intended to limit the present invention.
A kind of television set display consistency detection method, as shown in figure 1, including step：
S1, when with reference to television set show test image when, obtain and preserve with reference to TV SKD export reference image data；
The tested television set of control shows the test image, obtains the test image data of tested TV SKD output；
S2, the similarity according to the test image data and reference image data calculating between the two；
S3, judge whether similarity is more than preset value, when being, then judge tested television set with showing one with reference to TV images
Cause.
The method of the present invention is to refer to television set by being first used as a satisfied television set of color, then allows ginseng
Examine television set and show same two field picture with tested television set（That is test image）, obtain and show the test image with reference to television set
When show the test image by the reference image data with reference to TV SKD output, and tested television set by tested electric
Depending on the test image data of mainboard output, the reference image data is that television display screen shows test image for reference
, and the test image data are then to show test image for test television display screen, by calculating test image number
According to the similarity between reference image data, you can to judge tested television set with being displayed whether unanimously with reference to television set,
When i.e. tested television set with reference to television set with showing same frame test image, by contrasting the picture number exported by TV SKD
It is believed that number similarity, you can quick to judge that the two is displayed whether unanimously.
Specifically, the step S1 is specifically included：
S11, test image is shown by reference to television set, the reference image data that acquisition exports with reference to TV SKD simultaneously will ginseng
Examine view data and be converted into rgb format, preserve the reference image data of the rgb format；
More specifically, when showing test image with reference to television set, if receiving the first control instruction, the RGB lattice are preserved
The reference image data of formula, sample is compared as similarity；First control instruction can be to have with described with reference to television set
The first switch of line connection is sent, or is sent with the remote control with reference to television set wireless connection, i.e., when user presses
Under the first switch when it is described produce first control instruction, the reference image data of the rgb format is stored,
Or when user presses the corresponding button on remote control, first control instruction is sent, the reference picture number of the rgb format
According to stored.
S12, the test image, the test image number of the tested TV SKD output of acquisition are shown by tested television set
According to and be translated into the test image data of rgb format.
When showing different images due to television set, color and bright secretly degree etc. that different images is presented differ,
To improve the accuracy rate of detection, when each television set is detected image consistency, it is required for showing the test image,
All television sets are shown color during same image, it is bright it is dark etc. detect, so as to which the image to all television sets is consistent
Property is judged.
When tested television set receives the control instruction for showing the test image, the test image is shown on screen,
The test image data that tested TV SKD is sent by the display test image are obtained simultaneously.When the television set high definition
When showing the test image, the test image data are LVDS（Low-Voltage Differential Signaling
Low-voltage differential）The vision signal of form；When the television set is super shows the test image clearly, the test image data are
The vision signal of VByOne forms.Reference image data and test image data are converted into rgb format, in order to lead to respectively
Three primary colours contrast reference image data and the red similarity, green similarity and blue similarity of test image data are crossed, and
The reference image data for translating into rgb format is preserved, such as reference image data is preserved into a FLASH memory, then
It is easy to other follow-up tested television sets with reference television set by showing that same frame test image carries out display consistency detection.
Specifically, in the step S2, point-to-point comparison method, histogram matching, matrix decomposition method can be used or be based on
The calculating of any one progress similarity in the image similarity calculating method of characteristic point.
It is preferred that under resolution ratio same case, the test image data and reference picture are calculated using point-to-point comparison method
Similarity between data, specifically, by the computational methods pre-set, test image data and reference picture is calculated respectively
Red Similarity value r, the green Similarity value g of data and blue Similarity value b.
The computational methods detailed process is：
The red of corresponding pixel points in the red data R1 and reference image data of each pixel in test image data is taken successively
Data R2, R1 take absolute value after subtracting each other with R2, then divided by R1+R2, obtain current test pixel point with it is right in reference image data
The single-point red similarity ratio R of pixel is answered, and is less than red threshold Rth in R（Rth is the number between 0 to 0.1）When, recognize
Similar in the pixel for two images, Rth acquirements are smaller, and similarity is more accurate, then to similar red pixel number NREnter
Row plus an operation, i.e. NR=NR+ 1, it is on the contrary then dissimilar, then without adding an operation, until each pixel in test image data
Contrast is completed, and obtains NRSimilar red similar pixel point sum as in test image, then calculate NRDivided by total pixel number
N（High definition is 1920x1080, ultra high-definition 3840x2160）Value r, that is, obtain red Similarity value r；
The red of corresponding pixel points in the green data G1 and reference image data of each pixel in test image data is taken successively
Data G2, G1 take absolute value after subtracting each other with G2, then divided by G1+G2, obtain current test pixel point with it is right in reference image data
The single-point green similarity ratio G of pixel is answered, and is less than red threshold Gth in G（Gth is the number between 0 to 0.1）When, recognize
Similar in the pixel for two images, Gth acquirements are smaller, and similarity is more accurate, then to similar red pixel number NGEnter
Row plus an operation, i.e. NG=NG+ 1, it is on the contrary then dissimilar, then without adding an operation, until each pixel in test image data
Contrast is completed, and obtains NRSimilar red similar pixel point sum, calculates N as in test imageGDivided by total pixel number N
Value g, that is, obtain green Similarity value g；
The blueness of corresponding pixel points in the blue data B1 and reference image data of each pixel in test image data is taken successively
Data B2, B1 take absolute value after subtracting each other with B2, then divided by B1+B2, obtain current test pixel point with it is right in reference image data
The single-point blueness similarity ratio B of pixel is answered, and is less than red threshold Bth in B（Bth is the number between 0 to 0.1）When, recognize
Similar in the pixel for two images, Bth acquirements are smaller, and similarity is more accurate, then to similar red pixel number NBEnter
Row plus an operation, i.e. NB=NB+ 1, it is on the contrary then dissimilar, then without adding an operation, until each pixel in test image data
Contrast is completed, and obtains NRSimilar red similar pixel point sum, calculates N as in test imageBDivided by total pixel number N
Value b, that is, obtain blue Similarity value b.
The present invention is by above-mentioned calculating, that is, when obtaining tested television set with showing same frame test image with reference to television set,
The view data three primary colours similarity of the two mainboard output, i.e., red Similarity value r, green Similarity value g and blue similarity
Value b.
And in the step S3, when r, g and b are all higher than preset value, then judge tested television set with referring to television set figure
As display unanimously, and when r, g and b are not more than preset value entirely, i.e., the Similarity value of at least one color does not surpass in three primary colours
When crossing preset value, illustrate currently to be tested television set and show to fail to reach consistent with showing with reference to television set, it is believed that tested TV
Machine display characteristic is not up to standard, the corresponding primary colours screen ginseng not less than preset value need to be adjusted according to r, g and b, and continue
Step S2, until r, g and b are all higher than preset value, that is, realize the tested television set effect consistent with showing feature with reference to television set.
It is preferred that in order to intuitively check that tested television set with referring to television set display consistency concrete condition, is connecing
When receiving the second control instruction, tested television set and the red phase shown with reference to TV images are shown in respective display apparatus
Like angle value r, green Similarity value g and blue Similarity value b, second control instruction by with tested television set wired connection
Second switch sends or sent by another button on remote control, in order to test man according to similarity test result to tested electricity
Screen parameter depending on machine is adjusted, until tested television set is reached with referring to television set display consistency, can be to next
Television set carries out display consistency detection, as a result accurate and quick without the judgement of human subjective, accurate quick so as to reach
Realize that television set array shows consistent effect, improve the display quality of television set array.
It is particularly preferred that when receiving a control instruction, while exporting and show the three primary colours similarity, to three primary colours
Similarity given a mark, pre-set the corresponding relation between similarity and score value, as full marks be 10 points, when 80% ＜ is similar
When spending ＜ 90%, score value corresponding to the similarity is 7 points, and as 90% ＜ similarity ＜ 95%, score value corresponding to the similarity is 8
Point, when similarity=95%, score value corresponding to the similarity is 9 points；When similarity is more than 95%, divide corresponding to the similarity
It is worth and divides for full marks 10；It is when receiving the first control instruction, the three primary colours similarity and its corresponding score value is together defeated
Go out and show.
Based on the above method, present invention also offers a kind of storage medium, is stored thereon with a plurality of instruction, wherein, it is described
Instruction is adapted to be loaded by processor and perform television set display consistency detection method as described above.
Based on the above method, present invention also offers a kind of detection device, as shown in Fig. 2 wherein, including：
Processor 100, it is adapted for carrying out each instruction；And
Storage device 200, suitable for storing a plurality of instruction, the instruction is adapted to be loaded by processor and perform TV as described above
Machine display consistency detection method.
The storage medium is for example non-volatile FLASH memory of non-volatility memorizer, to store the reference picture
Data, data will not be also lost after power down.
The processor can include fpga chip, and the fpga chip specifically includes the first format converting module, second
Format converting module, FLASH read-write controllers and similarity calculation module；Second format converting module, FLASH read-writes
Controller and similarity calculation module are connected with first format converting module；First format converting module is used for
The test image of LVDS forms or VByOne forms is converted to the reference image data of rgb format；The second form conversion
Module is used to the reference image data of rgb format being converted to the test image data of LVDS forms or VByOne forms with common-battery
Shown depending on machine display screen so that test equipment does not influence display of the television set to test image, also while being tested
It is to say, test equipment provided by the present invention, for being connected electrically between TV SKD and television display screen；It is described
FLASH read-write controllers are used for reference image data described in memory memory storage, and read and reference is read out of memory
View data simultaneously transmits the reference image data to the similarity calculation module；The similarity calculation module is used for root
According to the similarity of test image data and the reference image data prestored calculating between the two.
Carried out in the above-mentioned methods in detail on above-mentioned mobile terminal and the more ins and outs of storage medium and benefit
Thin to illustrate, here is omitted.
In summary, detection method, storage medium and the detection device of television set display consistency provided by the invention, lead to
The reference image data for obtaining and preserving that TV SKD exports when showing test image with reference to television set is crossed, and is obtained tested
The test image data that TV motherboard exports when television set shows same test image, according to the reference image data and test
View data calculates similarity between the two；When the similarity is more than or equal to preset value, the reference image data
It is similar to the test image data, judge that tested television set with being shown unanimously with reference to television set, avoids sentencing for human subjective
Disconnected, detection is quick and result is accurate, solves in the prior art, judges that television set is shown in television set array by eye-observation
The problem of error in judgement is big during uniformity, testing efficiency is low.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (10)
1. a kind of television set display consistency detection method, it is characterised in that including step：
A, when showing test image with reference to television set, obtain and preserve the reference image data exported with reference to TV SKD；
The tested television set of control shows the test image, obtains the test image data of tested TV SKD output；
B, the similarity according to the test image data and reference image data calculating between the two；
C, judge whether similarity is more than preset value, when being, then judge tested television set with being shown unanimously with reference to television set.
2. television set display consistency detection method according to claim 1, it is characterised in that the step A is specifically wrapped
Include：
A1, test image is shown by reference to television set, the reference image data that acquisition exports with reference to TV SKD simultaneously will ginseng
Examine view data and be converted into rgb format, preserve the reference image data of the rgb format；
A2, the test image is shown by tested television set, the test image data of the tested TV SKD output of acquisition are simultaneously
It is translated into the test image data of rgb format.
3. television set display consistency detection method according to claim 2, it is characterised in that in the step B, use
Point-to-point comparison method, histogram matching, matrix decomposition method or distinguished point based image similarity calculating method in any one
Carry out the calculating of similarity.
4. television set display consistency detection method according to claim 2, it is characterised in that the step B is specifically wrapped
Include：
By point-to-point comparison method, the computational methods pre-set are taken, calculate test image data and reference image data respectively
Red Similarity value r, green Similarity value g and blue Similarity value b.
5. television set display consistency detection method according to claim 4, it is characterised in that in the step C, when r,
When g and b are all higher than preset value, then judge tested television set with being shown unanimously with reference to television set.
6. according to the television set display consistency detection method described in claim 4, it is characterised in that the preset value is 95%.
7. television set display consistency detection method according to claim 4, it is characterised in that the step C also includes：
When no, then the screen that the corresponding primary colours of tested television set are adjusted according to the similarity of tri- kinds of primary colours of r, g, b is joined and enters step A2.
8. television set display consistency detection method according to claim 7, it is characterised in that the step C also includes：
Show red Similarity value r, green Similarity value g and blue Similarity value b.
9. a kind of storage medium, it is stored thereon with a plurality of instruction, it is characterised in that the instruction is adapted to be loaded and held by processor
Television set display consistency detection method of the row as described in claim 1 ~ 8 is any.
A kind of 10. detection device, it is characterised in that including：
Processor, it is adapted for carrying out each instruction；And
Storage device, suitable for storing a plurality of instruction, the instruction is adapted to be loaded by processor and perform such as claim 1 ~ 8
Any described television set display consistency detection method.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111915550A (en) * | 2019-05-09 | 2020-11-10 | 杭州海康威视数字技术股份有限公司 | Image quality detection method, detection device and storage medium |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102143376A (en) * | 2010-11-29 | 2011-08-03 | 北大方正集团有限公司 | Method and device for detecting consistency of twin-channel video signals |
| US20120128206A1 (en) * | 2010-11-22 | 2012-05-24 | Casio Computer Co., Ltd. | Object detection device, object detection method, and computer-readable medium recording program therefor |
| CN103049915A (en) * | 2013-01-12 | 2013-04-17 | 深圳市华星光电技术有限公司 | Establishment method of evaluation criterion parameters and method for evaluating image quality of display screen |
| US20130148883A1 (en) * | 2011-12-13 | 2013-06-13 | Morris Lee | Image comparison using color histograms |
| CN103618892A (en) * | 2013-12-02 | 2014-03-05 | 广州创维平面显示科技有限公司 | Method for detecting television and television |
| CN103686030A (en) * | 2013-12-23 | 2014-03-26 | 广东威创视讯科技股份有限公司 | Method and device for detecting video signal interface applied to picture splicing display unit |
| CN106034211A (en) * | 2014-12-05 | 2016-10-19 | 宏正自动科技股份有限公司 | Correction system and method for multi-screen system |
| CN106504230A (en) * | 2016-10-11 | 2017-03-15 | 华侨大学 | Complete based on phase equalization refers to color/graphics image quality measure method |
-
2017
- 2017-09-11 CN CN201710811349.7A patent/CN107590802B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120128206A1 (en) * | 2010-11-22 | 2012-05-24 | Casio Computer Co., Ltd. | Object detection device, object detection method, and computer-readable medium recording program therefor |
| CN102143376A (en) * | 2010-11-29 | 2011-08-03 | 北大方正集团有限公司 | Method and device for detecting consistency of twin-channel video signals |
| US20130148883A1 (en) * | 2011-12-13 | 2013-06-13 | Morris Lee | Image comparison using color histograms |
| CN103049915A (en) * | 2013-01-12 | 2013-04-17 | 深圳市华星光电技术有限公司 | Establishment method of evaluation criterion parameters and method for evaluating image quality of display screen |
| CN103618892A (en) * | 2013-12-02 | 2014-03-05 | 广州创维平面显示科技有限公司 | Method for detecting television and television |
| CN103686030A (en) * | 2013-12-23 | 2014-03-26 | 广东威创视讯科技股份有限公司 | Method and device for detecting video signal interface applied to picture splicing display unit |
| CN106034211A (en) * | 2014-12-05 | 2016-10-19 | 宏正自动科技股份有限公司 | Correction system and method for multi-screen system |
| CN106504230A (en) * | 2016-10-11 | 2017-03-15 | 华侨大学 | Complete based on phase equalization refers to color/graphics image quality measure method |
Non-Patent Citations (2)
| Title |
|---|
| CAROLINE CONTI等: "HEVC-based 3D holoscopic video coding using self-similarity compensated prediction", 《SIGNAL PROCESSING: IMAGE COMMUNICATION》 * |
| 范媛媛等: "基于对比度敏感度的无参考图像清晰度评价", 《光学精密工程》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111915550A (en) * | 2019-05-09 | 2020-11-10 | 杭州海康威视数字技术股份有限公司 | Image quality detection method, detection device and storage medium |
| CN111915550B (en) * | 2019-05-09 | 2024-03-29 | 杭州海康威视数字技术股份有限公司 | Image quality detection method, detection apparatus, and storage medium |
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