CN106657955A - Splicing method and device - Google Patents
Splicing method and device Download PDFInfo
- Publication number
- CN106657955A CN106657955A CN201611121658.3A CN201611121658A CN106657955A CN 106657955 A CN106657955 A CN 106657955A CN 201611121658 A CN201611121658 A CN 201611121658A CN 106657955 A CN106657955 A CN 106657955A
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- Prior art keywords
- brightness
- display
- permutation
- spliced
- display screen
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Classifications
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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]
- H04N9/3141—Constructional details thereof
- H04N9/3147—Multi-projection systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
- G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
-
- 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]
- H04N9/3179—Video signal processing therefor
-
- 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]
- H04N9/3179—Video signal processing therefor
- H04N9/3185—Geometric adjustment, e.g. keystone or convergence
Abstract
Embodiments of the invention provide a splicing method and device. The method comprises the following steps of obtaining a transverse splicing number and a longitudinal splicing number of a plurality of display screens in a to-be-spliced display wall and edge brightness data of a plurality of projection picture edges of each display screen; determining a visual center position in the to-be-spliced display wall; determining a center display screen whose permutation and combination way is arranged at the visual center position in a plurality of permutation and combination ways of the display screens, which are corresponding to the to-be-spliced display wall; determining at least one candidate permutation and combination way that the brightness uniformity of the center display screen exceeds an uniformity threshold; and determining a candidate permutation and combination way that the brightness distance between the center display screen and a plurality of adjacent display screens is smaller than a brightness distance threshold as an actual splicing way of the to-be-spliced display wall. According to the method and the device, the brightness difference of a seam between the display screens in the spliced display wall can be reduced, so that the brightness at the seam is more uniform, the seam is no longer obvious, the human resources are saved and the splicing work efficiency is improved.
Description
Technical field
The present invention relates to screen splicing technical field, more particularly to a kind of joining method and device.
Background technology
Screen splicing refers to that a complete picture signal is divided into after N blocks distributes to N number of display, then with by multiple
The display wall that the display being stitched together is constituted carrys out dynamic display image, is obtained in that big picture, broken colour, high brightness and height
The display effect of resolution ratio.
In actual applications, generally use laser projection and produce projected picture, and use is spliced by multiple display screens
Into display wall showing projected picture, for example:The outdoor projection in stadium shows, the Projection Display of cinema etc..But,
The difference of the aspects such as light engine, the camera lens due to each laser projection, occurs the adjacent display of each two in projected picture
The obvious situation of edge joint position luminance difference between screen.
Due to the luminance difference in projected picture between the adjacent display screen of each two substantially, adjacent aobvious of each two can be caused
Edge joint position between display screen can present different degrees of bright dark transition region so that piece clearly, and laser projection
The bright dark uniformity of the projected picture being projected out on large-size screen monitors display screen also can be different.
The content of the invention
To overcome problem present in correlation technique, the present invention to provide a kind of joining method and device.
First aspect according to embodiments of the present invention, there is provided a kind of joining method, methods described includes:
Obtain and to be spliced show the horizontally-spliced quantity of multiple display screens in wall, longitudinal spliced quantity and each is described aobvious
The edge brightness data at multiple projected picture edges of display screen;
Determined in the vision shown in wall to be spliced according to the horizontally-spliced quantity and the longitudinal spliced quantity
Heart position;
In the permutation and combination method for showing the corresponding various display screens of wall to be spliced, every kind of permutation and combination side is determined
Formula is located at the central display of the optic centre position;
According to the edge brightness data for obtaining, the brightness uniformity for determining central display exceedes uniformity threshold value
At least one candidate's permutation and combination method;
Determine that central display is less than candidate's arrangement group of brightness distance threshold with the brightness distance of multiple adjacent display screens
Conjunction mode is the actual connecting method of display wall to be spliced.
Alternatively, it is described that the display wall to be spliced is determined according to the horizontally-spliced quantity and the longitudinal spliced quantity
In optic centre position, including:
According to horizontally-spliced quantity N and longitudinal spliced quantity M, the optic centre position of the display wall is determined
Abscissa beOrdinate isWherein, N is the integer more than or equal to 1, and M is the integer more than or equal to 1, and N and M
It is asynchronously 1.
Alternatively, it is described in the permutation and combination method for showing the corresponding various display screens of wall to be spliced, it is determined that often
The central display that permutation and combination method is located at the optic centre position is planted, including:
In every kind of permutation and combination method, abscissa is searched respectively isAnd ordinate isDisplay screen;
The multiple display screens found in various arrangement combination are identified as into central display.
Alternatively, described according to the edge brightness data for obtaining, the brightness uniformity for determining central display exceedes
At least one candidate's permutation and combination method of uniformity threshold value, including:
The multiple brightness values in each described edge brightness data are obtained, each described brightness value correspondence projected picture edge
Diverse location;
According to multiple brightness values and the first default computation rule, multiple display screens is bright in calculating display wall to be spliced
Degree uniformity;
Brightness uniformity is selected more than at least one display screen of default uniformity threshold value;
Display screen of each described brightness uniformity more than default uniformity threshold value is searched as central display at least
A kind of permutation and combination method;
The corresponding various arrangement combination of multiple display screens will be found and be defined as candidate's permutation and combination method.
Alternatively, it is determined that after at least one candidate's permutation and combination method, methods described also includes:
It is determined that at least one adjacent display screen adjacent with the central display, the central display includes multiple
The first edge adjoined with adjacent display screen, each described adjacent display screen includes multiple the second sides adjoined with central display
Edge;
For each first edge of the central display, first edge and adjacent with the first edge second is calculated
Brightness distance value between edge;
Determine multiple calculated brightness distance values and for total brightness distance;
The brightness distance of central display and multiple adjacent display screens is determined according to total brightness distance.
Alternatively, it is described to determine central display with the brightness distance of multiple adjacent display screens less than brightness distance threshold
Candidate's permutation and combination method is the actual connecting method of display wall to be spliced, including:
In at least one candidate's permutation and combination method, the quantity of the minimum candidate's permutation and combination method of total brightness distance is determined
Whether it is one;
When the quantity of the minimum candidate's permutation and combination method of total brightness distance is one, total brightness distance minimum is determined
Candidate's permutation and combination method is the actual connecting method;
When the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one, it is determined that in default visual focusing
The candidate's permutation and combination method for occurring the most uniform display screen of brightness in order at first is the actual connecting method.
Second aspect according to embodiments of the present invention, there is provided a kind of splicing apparatus, described device includes:
Acquisition module, for obtaining horizontally-spliced quantity, the longitudinal spliced quantity for showing multiple display screens in wall to be spliced
And the edge brightness data at multiple projected picture edges of each display screen;
First determining module, it is described to be spliced for being determined according to the horizontally-spliced quantity and the longitudinal spliced quantity
Show the optic centre position in wall;
Second determining module, in the permutation and combination method for showing the corresponding various display screens of wall to be spliced,
Determine that every kind of permutation and combination method is located at the central display of the optic centre position;
3rd determining module, for according to the edge brightness data for obtaining, determining the brightness uniformity of central display
Property exceed uniformity threshold value at least one candidate's permutation and combination method;
4th determining module, for determining central display with the brightness distance of multiple adjacent display screens less than brightness distance
Candidate's permutation and combination method of threshold value is the actual connecting method of display wall to be spliced.
Alternatively, first determining module is additionally operable to:
According to horizontally-spliced quantity N and longitudinal spliced quantity M, the optic centre position of the display wall is determined
Abscissa beOrdinate isWherein, N is the integer more than or equal to 1, and M is the integer more than or equal to 1, and N and M
It is asynchronously 1;
Second determining module, is additionally operable to:
In every kind of permutation and combination method, abscissa is searched respectively isAnd ordinate isDisplay screen;Will be
The multiple display screens found in various arrangement combination are identified as central display.
Alternatively, the 3rd determining module, including:
Acquiring unit, for obtaining each described edge brightness data in multiple brightness values, each described brightness value pair
Answer the diverse location at projected picture edge;
Computing unit, for according to multiple brightness values and the first default computation rule, calculating to be spliced display in wall
The brightness uniformity of multiple display screens;
Select unit, for selecting brightness uniformity more than at least one display screen of default uniformity threshold value;
Searching unit, for searching display screen of each described brightness uniformity more than default uniformity threshold value as center
At least one permutation and combination method of display screen;
First determining unit, for finding the corresponding various arrangement combination of multiple display screens candidate row is defined as
Row combination.
Alternatively, after the 3rd determining module, described device also includes:
5th determining module, it is described for determining at least one adjacent display screen adjacent with the central display
Central display includes multiple first edges adjoined with adjacent display screen, and each described adjacent display screen includes multiple and center
The adjacent second edge of display screen;
Computing module, for for the central display each first edge, calculate first edge and with this first
Brightness distance value between the adjacent second edge in edge;
6th determining module, for determine multiple calculated brightness distance values and for total brightness distance;
7th determining module, for determining that central display is bright with multiple adjacent display screens according to total brightness distance
Degree distance.
Alternatively, the 4th determining module, including:
Second determining unit, at least one candidate's permutation and combination method, determining the minimum candidate of total brightness distance
Whether the quantity of permutation and combination method is one;
3rd determining unit, for when the quantity of the minimum candidate's permutation and combination method of total brightness distance is one, really
It is the actual connecting method to determine the minimum candidate's permutation and combination method of total brightness distance;
4th determining unit, for when the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one,
It is determined that the candidate's permutation and combination method for occurring the most uniform display screen of brightness at first in default visual focusing order is the reality
Border connecting method.
The third aspect, the embodiment of the present invention additionally provides a kind of non-transient computer readable storage medium storing program for executing, described non-transient
Computer-readable recording medium storage computer instruction, the computer instruction is used to make the computer perform above-mentioned first party
The joining method that any one embodiment of face is provided.
Fourth aspect, the embodiment of the present invention additionally provides a kind of computer program, the computer program bag
The calculation procedure being stored on non-transient computer readable storage medium storing program for executing is included, the computer program includes programmed instruction, works as institute
When stating programmed instruction and being computer-executed, make that the computer performs that above-mentioned first aspect any one embodiment provides is described
Joining method.
The technical scheme that embodiments of the invention are provided can include following beneficial effect:
The embodiment of the present invention passes through to obtain the horizontally-spliced quantity of multiple display screens, longitudinal direction spelling in display wall to be spliced first
Connect the edge brightness data at quantity and multiple projected picture edges of each display screen;Then according to described horizontally-spliced
Quantity and the longitudinal spliced quantity determine the optic centre position shown in wall to be spliced;Again in the display to be spliced
In the permutation and combination method of the corresponding various display screens of wall, determine that every kind of permutation and combination method is located at the optic centre position
Central display;And then according to the edge brightness data for obtaining, the brightness uniformity for determining central display exceedes uniformly
At least one candidate's permutation and combination method of property threshold value;Finally determine the brightness distance of central display and multiple adjacent display screens
Less than the actual connecting method that candidate's permutation and combination method of brightness distance threshold is display wall to be spliced.
Method provided in an embodiment of the present invention, according to the visual characteristic of the mankind, can determine the vision of display wall to be spliced
Center, and by the way that the central display positioned at optic centre position is set into brightness uniformity more than predetermined threshold value
Display screen, and arrange around central display with central display brightness distance more than the display screen of brightness distance threshold
Mode, reduces the edge joint position luminance difference for showing within the walls between multiple display screens obtained according to the splicing of actual connecting method,
Evenly, piece is no longer obvious for the brightness of edge joint position, and can reduce because piece substantially, is resulted in the need for substantial amounts of after splicing
Manpower splices the situation of multiple display screens repeatedly, saves human resources, splicing operation time and improves splicing operation efficiency.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The present invention can be limited.
Description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the enforcement for meeting the present invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of flow chart of the joining method according to an exemplary embodiment;
Fig. 2 is the position distribution schematic diagram of 8 brightness collection points in display screen according to an exemplary embodiment;
Fig. 3 is the structural representation of the display wall spliced with 2*2 connecting methods according to an exemplary embodiment;
Fig. 4 is the schematic flow sheet of step S104 in Fig. 1;
Fig. 5 is the flow chart of another kind of joining method according to an exemplary embodiment;
Fig. 6 is the structural representation of the display wall spliced with 3*3 connecting methods according to an exemplary embodiment;
Fig. 7 is the schematic flow sheet of step S105 in Fig. 1;
Fig. 8 is a kind of structure chart of the splicing apparatus according to an exemplary embodiment.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Explained below is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.Conversely, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects described in detail in claims, the present invention.
Because in prior art, the edge joint position between the adjacent display screen of each two can present different degrees of bright dark mistake
Cross area, piece clearly, and the projected picture that is projected out on large-size screen monitors display screen of laser projection occur it is bright dark
The different situation of even property, for this purpose, as shown in figure 1, in one embodiment of the invention, there is provided a kind of joining method, the side
Method can apply in computer, for determining a kind of joining method spliced to multiple display screens, so that spliced
Multiple display screen edge joint position brightness uniformities, projected picture is bright dark uniform, the method comprising the steps of.
In step S101, horizontally-spliced quantity, the longitudinal spliced quantity for showing multiple display screens in wall to be spliced is obtained
And the edge brightness data at multiple projected picture edges of each display screen.
In embodiments of the present invention, horizontally-spliced quantity refers to when multiple display screens are spliced into display wall, in showing wall
Display screen quantity in per a line, longitudinal spliced quantity refers to the display screen quantity in each row, horizontally-spliced quantity and longitudinal direction spelling
Connecing quantity can be configured by user beforehand through User Interface, for example, by the input through keyboard being connected with computer
Deng being then stored in the default storage region of computer.
Edge brightness data are each display screen multiple brightness collection points in edge in the projected picture of showing projector
Brightness value, because display screen is usually rectangular shape in prior art, so aobvious using illumination photometer or luminance meter collection
In display screen during the brightness value of multiple brightness collection points, at least one brightness collection point in display screen each edge should be gathered, such as
Shown in Fig. 2,3 brightness collection points are respectively provided with Fig. 2 in each edge of display screen, after edge brightness data have been gathered, can be with
By User Interface by edge brightness data input to computer.
In actual applications, each display screen is provided with for the display screen mark of the unique mark display screen, will be aobvious
Display screen is identified carries out corresponding storage to default storage region with the edge brightness data of collection
In this step, horizontally-spliced quantity, longitudinal spliced quantity can be obtained from storage region and for splicing
Into the edge brightness data of the multiple display screens for showing wall, here it is possible to random first determine that being spliced into the multiple of display wall shows
The display screen mark of display screen, then identifies according to display screen, obtains edge brightness data corresponding with display screen mark.
In step s 102, the display to be spliced is determined according to the horizontally-spliced quantity and the longitudinal spliced quantity
Optic centre position in wall.
In embodiments of the present invention, it is determined that after horizontally-spliced quantity and longitudinal spliced quantity, it is assumed that horizontally-spliced quantity
For N, longitudinal spliced quantity is M, wherein, N >=1, M >=1, and N, M are 1 when different, for be spliced into the multiple aobvious of display wall
Show that device can have (N*M)!Simulation combination is planted, for example:Work as N=2, during M=3, with (2*3)!=6!=720 kinds of simulation combinations
Mode.
In this step, when determining optic centre position, coordinate computing formula can be passed through:((N+1)/2, M/2) (upwards
Round numbers) it is calculated the coordinate of optic centre position, you can to determine that the abscissa of optic centre position for showing wall isOrdinate isFor example:Work as N=2, during M=3, be updated in coordinate computing formula and obtain (3/2,3/2), take upwards
After integer, the coordinate of optic centre position can be obtained for (2,2).
In step s 103, in the permutation and combination method for showing the corresponding various display screens of wall to be spliced, it is determined that
Every kind of permutation and combination method is located at the central display of the optic centre position.
In this step, can first in every kind of permutation and combination method, abscissa is searched respectively isAnd vertical seat
It is designated asDisplay screen;Then the multiple display screens found in various arrangement combination are identified as into center to show
Screen.
In step S104, according to the edge brightness data for obtaining, the brightness uniformity for determining central display surpasses
Cross at least one candidate's permutation and combination method of uniformity threshold value.
In this step, the brightness uniformity percentage of each display screen can be calculated according to edge brightness data, specifically
Calculation is referred to embodiment of the method as shown in Figure 4, then presses multiple calculated brightness uniformity percentages
Order according to order from big to small or from small to large is arranged, and is then selected in the brightness uniformity percentage after arrangement
At least one candidate's permutation and combination method more than uniformity threshold value is taken, for example, can be taken wherein at optic centre position
Brightness of display screen uniformity best (N*M)!/ 2 simulation combinations are used as reference portfolios mode.
In step S105, determine central display with the brightness distance of multiple adjacent display screens less than brightness distance threshold
Candidate's permutation and combination method be it is to be spliced display wall actual connecting method.
In embodiments of the present invention, the central display includes multiple first edges adjoined with adjacent display screen, often
The individual adjacent display screen includes multiple second edges adjoined with central display, can be in central display per bar
The brightness value gathered on brightness collection point in first edge, and the brightness collection in the second edge adjacent with first edge
The brightness value gathered on point, determines the brightness distance of central display and adjacent display screen, for example:Referring to Fig. 3, illustrate in Fig. 3
The display wall spliced using 2*2 modes, according to aforementioned coordinate computing formula, the coordinate of optic centre position for (2, it is 1), i.e., right
C display screens in Fig. 3 are answered, adjacent display screen is A display screens and D display screens, now according to adjacent with A display screens on C display screens
Brightness collection point C1, C2 and C3 on side, brightness collection point A5, A6 and the A7 on A display screens on the side adjacent with C display screens, C
Brightness collection point C3, C4 and C5 on display screen on the side adjacent with A display screens, on D display screens on the side adjacent with C display screens
Brightness collection point D1, D8 and D7, determine the brightness distance of central display and adjacent display screen, concrete determination mode can join
According to embodiment of the method as shown in Figure 5.
In this step, at least one candidate's permutation and combination method, determine that a central display is adjacent with each
The minimum candidate's permutation and combination method of brightness of display screen distance is actual connecting method, should be included at least in actual connecting method
The display screen mark of each display screen and each display screen identify corresponding position coordinates.
In actual applications, it is determined that after actual connecting method, can be by the human-computer interaction interface output display reality
Connecting method, workman can splice according to the actual connecting method to multiple display screens.
The embodiment of the present invention passes through to obtain the horizontally-spliced quantity of multiple display screens, longitudinal direction spelling in display wall to be spliced first
Connect the edge brightness data at quantity and multiple projected picture edges of each display screen;Then according to described horizontally-spliced
Quantity and the longitudinal spliced quantity determine the optic centre position shown in wall to be spliced;Again in the display to be spliced
In the permutation and combination method of the corresponding various display screens of wall, determine that every kind of permutation and combination method is located at the optic centre position
Central display;And then according to the edge brightness data for obtaining, the brightness uniformity for determining central display exceedes uniformly
At least one candidate's permutation and combination method of property threshold value;Finally determine the brightness distance of central display and multiple adjacent display screens
Less than the actual connecting method that candidate's permutation and combination method of brightness distance threshold is display wall to be spliced.
Method provided in an embodiment of the present invention, according to the visual characteristic of the mankind, determines the optic centre of display wall to be spliced
Position, and by the way that the central display positioned at optic centre position is set into display of the brightness uniformity more than predetermined threshold value
Screen, and the side of the display screen for exceeding brightness distance threshold with central display brightness distance is set around central display
Formula, reduces the edge joint position luminance difference for showing within the walls between multiple display screens obtained according to the splicing of actual connecting method, spells
Evenly, piece is no longer obvious for brightness at seam, and can reduce because piece substantially, results in the need for substantial amounts of people after splicing
Power splices the situation of multiple display screens repeatedly, saves human resources, splicing operation time and improves splicing operation efficiency.
As shown in figure 4, in another embodiment of the present invention, step S104 is comprised the following steps.
In step s 201, the multiple brightness values in each described edge brightness data are obtained.
In embodiments of the present invention, the diverse location at the corresponding projected picture edge of each described brightness value.Due to side
Edge brightness data includes the brightness value at multiple brightness collection points on a display screen, and brightness value is corresponding with display screen mark deposits
Storage, so the multiple brightness values obtained in edge brightness data can be identified according to display screen in this step.
In step S202, according to multiple brightness values and the first default computation rule, in calculating display wall to be spliced
The brightness uniformity of multiple display screens.
In embodiments of the present invention, the described first default computation rule is:
L=MIN ((1- (MAX (L1:Ln)-((L1+ ...+Ln)/n)/(L1+ ...+Ln)/n) * 100%, (1- ((L1+ ...+
Ln)/n-MIN(L1:Ln))/(L1+ ...+Ln)/n) * 100%)
Wherein, L represents brightness uniformity, and MIN is represented and taken minimum of a value, and MAX is represented and taken maximum, and Ln identifies each display screen
The brightness value of upper n-th brightness collection point.
When the quantity of brightness collection point on each display screen is 8, for determining the brightness uniformity L of display screen
First default computation rule can be to bring into the first default computation rule, obtain:
L=MIN ((1- (MAX (L1:L8)-((L1+ ...+L8)/8)/(L1+ ...+L8)/8) * 100%, (1- ((L1+ ...+
L8)/8-MIN(L1:L8))/(L1+ ...+L8)/8) * 100%)
Wherein, MIN is represented and is taken minimum of a value, and MAX is represented and taken maximum, and Li identifies 8 brightness collection points on each display screen
(as shown in Figure 2) brightness value, the span of i is 1 to 8.
In this step, multiple brightness values of each display screen are updated to the first default calculating for calculating brightness uniformity
In rule, the brightness percentage for obtaining is defined as into the corresponding brightness uniformity of the display screen.
In step S203, brightness uniformity is selected more than at least one display screen of default uniformity threshold value.
In this step, can by through calculated multiple brightness percentages according to from small to large or from big to small
Order sequence, it is then determined that more than at least one brightness percentage of default uniformity threshold value in sequence, reselection and each
It is determined that the corresponding display screen of brightness percentage.
In step S204, display screen of each described brightness uniformity more than default uniformity threshold value is searched as center
At least one permutation and combination method of display screen.
In this step, can search what is selected in step S203 by least one candidate's permutation and combination method
Permutation and combination method of the display screen as central display.
In step S205, the corresponding various arrangement combination of multiple display screens will be found and be defined as candidate's arrangement group
Conjunction mode.
The embodiment of the present invention obtains the multiple brightness values in each described edge brightness data, each described brightness value correspondence
The diverse location at projected picture edge;According to multiple brightness values and the first default computation rule, display wall to be spliced is calculated
In multiple display screens brightness uniformity;Brightness uniformity is selected more than at least one display screen of default uniformity threshold value;Look into
Each described brightness uniformity is looked for more than at least one arrangement group of the display screen as central display for presetting uniformity threshold value
Conjunction mode;Can will find the corresponding various arrangement combination of multiple display screens and be defined as candidate's permutation and combination method.
The method provided in an embodiment of the present invention, can filter out brightness uniformity at optic centre position and preferably arrange
Combination, to further determine that actual connecting method reduces amount of calculation.
As shown in figure 5, in another embodiment of the present invention, after step s 104, methods described also includes following step
Suddenly.
In step S301, it is determined that at least one adjacent display screen adjacent with the central display.
In embodiments of the present invention, the central display includes multiple first edges adjoined with adjacent display screen, often
The individual adjacent display screen includes multiple second edges adjoined with central display.
In this step, it is determined that after central display, can search it is adjacent with four sides of central display adjacent
Display screen, for example, referring to Fig. 6, according to the determination method of previous embodiment central display, it can be deduced that 3*3 modes are arranged
In multiple display screens, the coordinate of central display is for (2,2), in figure 6 corresponding E display screens, then adjacent with the central display
In multiple display screens that the adjacent display screen for connecing is arranged for display screen B, display screen D, display screen F and display screen H, 2*2 mode, in
Heart display screen and adjacent display screen may refer to embodiment as described in Figure 1.
In step s 302, for each first edge of the central display, calculate first edge and with this first
Brightness distance value between the adjacent second edge in edge.
In embodiments of the present invention, referring to Fig. 3, in the connecting method using 2*2, due to display screen A and display screen B phases
Neighbour, then the computing formula of the brightness distance value D between display screen A and display screen C can be as follows:
D=(LA7-LC1)2+(LA6-LC8)2+(LA5-LC7)2
Wherein, LA3 is the brightness value of No. 3 brightness collection points collection in display screen A, and LC1 is No. 1 in display screen C bright
The brightness value of degree collection point collection, the brightness value that LA4 is gathered for No. 4 brightness collection points in display screen A, LC8For in display screen C
No. 8 brightness collection points collection brightness value, LA5For the brightness value of No. 5 brightness collection points collection in display screen A, LC7It is aobvious
The brightness value of No. 7 brightness collection points collection in display screen C.
The calculation of the brightness distance value D between display screen C and display screen D can also be referring to this formula, herein no longer
Repeat.
In this step, the first edge in central display and the second side on corresponding adjacent display screen can be calculated
Brightness distance value between edge, such as in the connecting method of 2*2, can calculate the brightness distance between display screen C and display screen A
Value, and the brightness distance value between display screen C and display screen D;In the connecting method of 3*3, display screen E can be calculated and shown
Brightness distance value between display screen B, display screen E and display screen D, display screen E and display screen F and display screen E and display screen H.
In step S303, determine multiple calculated brightness distance values and for total brightness distance.
In this step, calculated multiple brightness distance values in step S302 can be sued for peace, is obtained total bright
Degree distance.
In step s 304, determined according to the total brightness distance brightness of central display and multiple adjacent display screens away from
From.
In embodiments of the present invention, total brightness distance is directly proportional to brightness intensity of variation, i.e. total brightness distance is bigger, shows
Show that the brightness intensity of variation of multiple display screens in wall is higher;Total brightness distance is less, shows the brightness of multiple other people's business feelings in wall
Intensity of variation is lower.
The embodiment of the present invention passes through to determine at least one adjacent display screen adjacent with the central display, for institute
Each first edge of central display is stated, the brightness between first edge and the second edge adjacent with the first edge is calculated
Distance value;Determine multiple calculated brightness distance values and for total brightness distance;In being determined according to total brightness distance
The brightness distance of heart display screen and multiple adjacent display screens.
The method provided in an embodiment of the present invention, can by calculating brightness distance value and total brightness distance, be easy to
Determine an actual connecting method in few candidate's permutation and combination method one by one.
As shown in fig. 7, in yet another embodiment of the present invention, step S105 is comprised the following steps.
In step S401, at least one candidate's permutation and combination method, the minimum candidate's arrangement of total brightness distance is determined
Whether the quantity of combination is one.
In this step, the total brightness distance of predetermined number candidate's permutation and combination method can be compared, then judges total
Whether the quantity of the minimum candidate's permutation and combination method of brightness distance is 1.
In step S402, when the quantity of the minimum candidate's permutation and combination method of total brightness distance is one, it is determined that always
The minimum candidate's permutation and combination method of brightness distance is the actual connecting method.
In step S403, when the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one, it is determined that
The candidate's permutation and combination method for occurring the most uniform display screen of brightness at first in default visual focusing order is the actual spelling
Connect mode.
In embodiments of the present invention, default visual focusing order can refer to and be shown by central display the right and left, center
Screen lower section is aobvious to central display lower section, the brightness uniformity of first Correlation Centre display screen the right and left single screen, then Correlation Centre
The brightness uniformity of three single screens below display screen, then the brightness uniformity of three single screens above Correlation Centre display screen,
In comparing each time, the preferable connecting method of brightness uniformity is won at first.
In this step, can then be pressed according to the brightness uniformity of calculated each display screen of previous embodiment
According to default visual focusing order, the candidate's permutation and combination method for occurring the most uniform display screen of brightness at first is defined as into actual spelling
Connect mode.
The embodiment of the present invention is by least one candidate's permutation and combination method, determining the minimum candidate row of total brightness distance
Whether the quantity of row combination is one;When the quantity of the minimum candidate's permutation and combination method of total brightness distance is one,
Determine that the minimum candidate's permutation and combination method of total brightness distance is the actual connecting method;As the candidate that total brightness distance is minimum
When the quantity of permutation and combination method is more than one, it is determined that occur brightness at first in default visual focusing order most uniformly showing
Candidate's permutation and combination method of screen is the actual connecting method.
Method provided in an embodiment of the present invention, can determine one automatically at least one candidate's permutation and combination method
As actual connecting method, and when the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one, automatically
One candidate's permutation and combination method is determined as actual connecting method according to visual focusing order, to realize that multiple display screens are being spelled
Brightness display effect after connecing for user's presentation evenly.
As shown in figure 8, in another embodiment of the present invention, there is provided a kind of splicing apparatus, described device includes:
Acquisition module 11, for obtaining horizontally-spliced quantity, the longitudinal spliced number for showing multiple display screens in wall to be spliced
The edge brightness data at multiple projected picture edges of amount and each display screen;
First determining module 12, for waiting to spell according to the horizontally-spliced quantity and the longitudinal spliced quantity determination
Connect the optic centre position shown in wall;
In another embodiment of the present invention, first determining module is additionally operable to:
According to horizontally-spliced quantity N and longitudinal spliced quantity M, the optic centre position of the display wall is determined
Abscissa beOrdinate isWherein, N is the integer more than or equal to 1, and M is the integer more than or equal to 1, and N and M
It is asynchronously 1.
Second determining module 13, in the permutation and combination method for showing the corresponding various display screens of wall to be spliced
In, determine that every kind of permutation and combination method is located at the central display of the optic centre position;
Second determining module, is additionally operable to:
In every kind of permutation and combination method, abscissa is searched respectively isAnd ordinate isDisplay screen;Will be
The multiple display screens found in various arrangement combination are identified as central display.
3rd determining module 14, for according to the edge brightness data for obtaining, determining that the brightness of central display is equal
Even property exceedes at least one candidate's permutation and combination method of uniformity threshold value;
4th determining module 15, for determine the brightness distance of central display and multiple adjacent display screens less than brightness away from
From the actual connecting method that candidate's permutation and combination method of threshold value is display wall to be spliced.
In another embodiment of the present invention, the 3rd determining module, including:
Acquiring unit, for obtaining each described edge brightness data in multiple brightness values, each described brightness value pair
Answer the diverse location at projected picture edge;
Computing unit, for according to multiple brightness values and the first default computation rule, calculating to be spliced display in wall
The brightness uniformity of multiple display screens;
Select unit, for selecting brightness uniformity more than at least one display screen of default uniformity threshold value;
Searching unit, for searching display screen of each described brightness uniformity more than default uniformity threshold value as center
At least one permutation and combination method of display screen;
First determining unit, for finding the corresponding various arrangement combination of multiple display screens candidate row is defined as
Row combination.
In another embodiment of the present invention, after the 3rd determining module, described device also includes:
5th determining module, it is described for determining at least one adjacent display screen adjacent with the central display
Central display includes multiple first edges adjoined with adjacent display screen, and each described adjacent display screen includes multiple and center
The adjacent second edge of display screen;
Computing module, for for the central display each first edge, calculate first edge and with this first
Brightness distance value between the adjacent second edge in edge;
6th determining module, for determine multiple calculated brightness distance values and for total brightness distance;
7th determining module, for determining that central display is bright with multiple adjacent display screens according to total brightness distance
Degree distance.
In another embodiment of the present invention, the 4th determining module, including:
Second determining unit, at least one candidate's permutation and combination method, determining the minimum candidate of total brightness distance
Whether the quantity of permutation and combination method is one;
3rd determining unit, for when the quantity of the minimum candidate's permutation and combination method of total brightness distance is one, really
It is the actual connecting method to determine the minimum candidate's permutation and combination method of total brightness distance;
4th determining unit, for when the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one,
It is determined that the candidate's permutation and combination method for occurring the most uniform display screen of brightness at first in default visual focusing order is the reality
Border connecting method.
For convenience of description, it is divided into various units with function when describing apparatus above to describe respectively.Certainly, this is being implemented
The function of each unit can be realized in same cycle or multiple periodic softwares and/or hardware during invention.
Each cycle embodiment in this specification is described by the way of progressive, identical between each cycle embodiment
Similar part is mutually referring to what each cycle embodiment was stressed is the difference with other embodiment.Especially
Its, for device or system embodiment, because it is substantially similar to embodiment of the method, so describe fairly simple, phase
The part that part is closed referring to embodiment of the method illustrates.Apparatus and system embodiment described above is only schematic
, wherein can be as the unit of separating component explanation or may not be physically separate, show as unit
Part can be or may not be physical location, you can with positioned at a cycle place, or can also be distributed to multiple
On periodic network unit.Some or all of module therein can be according to the actual needs selected to realize this embodiment scheme
Purpose.Those of ordinary skill in the art are not in the case where creative work is paid, you can to understand and implement.
Those skilled in the art will readily occur to its of the present invention after considering specification and putting into practice invention disclosed herein
Its embodiment.The application is intended to any modification of the present invention, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by appended
Claim is pointed out.
It should be appreciated that the precision architecture for being described above and being shown in the drawings is the invention is not limited in, and
And can without departing from the scope carry out various modifications and changes.The scope of the present invention is only limited by appended claim.
Claims (11)
1. a kind of joining method, it is characterised in that methods described includes:
Obtain the horizontally-spliced quantity of multiple display screens, longitudinal spliced quantity and each described display screen in display wall to be spliced
Multiple projected picture edges edge brightness data;
The optic centre position shown in wall to be spliced is determined according to the horizontally-spliced quantity and the longitudinal spliced quantity
Put;
In the permutation and combination method for showing the corresponding various display screens of wall to be spliced, every kind of permutation and combination method position is determined
In the central display of the optic centre position;
According to the edge brightness data for obtaining, the brightness uniformity for determining central display exceedes uniformity threshold value at least
A kind of candidate's permutation and combination method;
Determine that central display is less than the candidate permutation and combination side of brightness distance threshold with the brightness distance of multiple adjacent display screens
Formula is the actual connecting method of display wall to be spliced.
2. method according to claim 1, it is characterised in that described to be spelled with the longitudinal direction according to the horizontally-spliced quantity
Connect quantity and determine the optic centre position shown in wall to be spliced, including:
According to horizontally-spliced quantity N and longitudinal spliced quantity M, the horizontal stroke of the optic centre position of the display wall is determined
Coordinate isOrdinate isWherein, N is the integer more than or equal to 1, and M is the integer more than or equal to 1, and N is different with M
When be 1.
3. method according to claim 2, it is characterised in that described in the corresponding various displays of the display wall to be spliced
In the permutation and combination method of screen, determine that every kind of permutation and combination method is located at the central display of the optic centre position, including:
In every kind of permutation and combination method, abscissa is searched respectively isAnd ordinate isDisplay screen;
The multiple display screens found in various arrangement combination are identified as into central display.
4. method according to claim 1, it is characterised in that described according to the edge brightness data for obtaining, it is determined that
The brightness uniformity of central display exceedes at least one candidate's permutation and combination method of uniformity threshold value, including:
The multiple brightness values in each described edge brightness data are obtained, each described brightness value correspondence projected picture edge is not
Same position;
According to multiple brightness values and the first default computation rule, the brightness for showing multiple display screens in wall to be spliced is calculated equal
Even property;
Brightness uniformity is selected more than at least one display screen of default uniformity threshold value;
Each described brightness uniformity is searched more than at least one of the display screen as central display for presetting uniformity threshold value
Permutation and combination method;
The corresponding various arrangement combination of multiple display screens will be found and be defined as candidate's permutation and combination method.
5. method according to claim 1, it is characterised in that it is determined that after at least one candidate's permutation and combination method, institute
Stating method also includes:
It is determined that at least one adjacent display screen adjacent with the central display, the central display includes multiple with phase
The adjacent first edge of adjacent display screen, each described adjacent display screen includes multiple second edges adjoined with central display;
For each first edge of the central display, first edge and the second edge adjacent with the first edge are calculated
Between brightness distance value;
Determine multiple calculated brightness distance values and for total brightness distance;
The brightness distance of central display and multiple adjacent display screens is determined according to total brightness distance.
6. method according to claim 5, it is characterised in that the determination central display and multiple adjacent display screens
Brightness distance is the actual connecting method for showing wall to be spliced less than candidate's permutation and combination method of brightness distance threshold, including:
In at least one candidate's permutation and combination method, whether the quantity of the minimum candidate's permutation and combination method of total brightness distance is determined
For one;
When the quantity of the minimum candidate's permutation and combination method of total brightness distance is one, the minimum candidate of total brightness distance is determined
Permutation and combination method is the actual connecting method;
When the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one, it is determined that in default visual focusing order
In occur at first the most uniform display screen of brightness candidate's permutation and combination method be the actual connecting method.
7. a kind of splicing apparatus, it is characterised in that described device includes:
Acquisition module, for obtaining display wall to be spliced in the horizontally-spliced quantity of multiple display screens, longitudinal spliced quantity and
The edge brightness data at multiple projected picture edges of each display screen;
First determining module, for determining the display to be spliced according to the horizontally-spliced quantity and the longitudinal spliced quantity
Optic centre position in wall;
Second determining module, in the permutation and combination method for showing the corresponding various display screens of wall to be spliced, it is determined that
Every kind of permutation and combination method is located at the central display of the optic centre position;
3rd determining module, for according to the edge brightness data for obtaining, the brightness uniformity for determining central display to surpass
Cross at least one candidate's permutation and combination method of uniformity threshold value;
4th determining module, for determining central display with the brightness distance of multiple adjacent display screens less than brightness distance threshold
Candidate's permutation and combination method be it is to be spliced display wall actual connecting method.
8. device according to claim 7, it is characterised in that first determining module is additionally operable to:
According to horizontally-spliced quantity N and longitudinal spliced quantity M, the horizontal stroke of the optic centre position of the display wall is determined
Coordinate isOrdinate isWherein, N is the integer more than or equal to 1, and M is the integer more than or equal to 1, and N is different with M
When be 1;
Second determining module, is additionally operable to:
In every kind of permutation and combination method, abscissa is searched respectively isAnd ordinate isDisplay screen;Will be various
The multiple display screens found in permutation and combination method are identified as central display.
9. device according to claim 7, it is characterised in that the 3rd determining module, including:
Acquiring unit, for obtaining each described edge brightness data in multiple brightness values, each described brightness value correspondence throws
The diverse location at shadow picture edge;
Computing unit, for according to multiple brightness values and the first default computation rule, calculating multiple in display wall to be spliced
The brightness uniformity of display screen;
Select unit, for selecting brightness uniformity more than at least one display screen of default uniformity threshold value;
Searching unit, shows more than the display screen of default uniformity threshold value for searching each described brightness uniformity as center
At least one permutation and combination method of screen;
First determining unit, for finding the corresponding various arrangement combination of multiple display screens candidate's arrangement group is defined as
Conjunction mode.
10. device according to claim 7, it is characterised in that after the 3rd determining module, described device also includes:
5th determining module, for determining at least one adjacent display screen adjacent with the central display, the center
Display screen includes multiple first edges adjoined with adjacent display screen, and each described adjacent display screen includes that multiple and center shows
The adjacent second edge of screen;
Computing module, for for the central display each first edge, calculate first edge and with the first edge
Brightness distance value between adjacent second edge;
6th determining module, for determine multiple calculated brightness distance values and for total brightness distance;
7th determining module, for determined according to the total brightness distance brightness of central display and multiple adjacent display screens away from
From.
11. devices according to claim 10, it is characterised in that the 4th determining module, including:
Second determining unit, at least one candidate's permutation and combination method, determining the minimum candidate's arrangement of total brightness distance
Whether the quantity of combination is one;
3rd determining unit, for when the quantity of the minimum candidate's permutation and combination method of total brightness distance is one, it is determined that always
The minimum candidate's permutation and combination method of brightness distance is the actual connecting method;
4th determining unit, for when the quantity of the minimum candidate's permutation and combination method of total brightness distance is more than one, it is determined that
The candidate's permutation and combination method for occurring the most uniform display screen of brightness at first in default visual focusing order is the actual spelling
Connect mode.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019024210A1 (en) * | 2017-08-01 | 2019-02-07 | 深圳市光峰光电技术有限公司 | Automatic screen splicing method and automatic screen splicing system |
CN113094013A (en) * | 2021-04-08 | 2021-07-09 | 深圳市极客智能科技有限公司 | Remote transmission system, method, device, equipment and storage medium for spliced display screen |
CN113936587A (en) * | 2020-06-30 | 2022-01-14 | 京东方科技集团股份有限公司 | Display device and display method thereof |
WO2022178666A1 (en) * | 2021-02-23 | 2022-09-01 | 深圳市艾比森光电股份有限公司 | Led display screen and display control method therefor |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110234920A1 (en) * | 2010-03-24 | 2011-09-29 | Steve Nelson | Method for Creating Blending Ramps for Complex Projector Image Overlaps |
CN103137101A (en) * | 2013-02-28 | 2013-06-05 | 广东威创视讯科技股份有限公司 | Splicing method and splicing device of splicing display system |
CN103929604A (en) * | 2014-03-10 | 2014-07-16 | 南京大学 | Projector array splicing display method |
CN104966493A (en) * | 2015-07-31 | 2015-10-07 | 西安诺瓦电子科技有限公司 | Method for compensating spliced bright and dark lines |
CN104992669A (en) * | 2015-07-07 | 2015-10-21 | 西安诺瓦电子科技有限公司 | Splicing bright and dark line compensation method and device |
CN105094740A (en) * | 2015-07-07 | 2015-11-25 | 西安诺瓦电子科技有限公司 | Location positioning method applied to LED display apparatus |
-
2016
- 2016-12-08 CN CN201611121658.3A patent/CN106657955B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110234920A1 (en) * | 2010-03-24 | 2011-09-29 | Steve Nelson | Method for Creating Blending Ramps for Complex Projector Image Overlaps |
CN103137101A (en) * | 2013-02-28 | 2013-06-05 | 广东威创视讯科技股份有限公司 | Splicing method and splicing device of splicing display system |
CN103929604A (en) * | 2014-03-10 | 2014-07-16 | 南京大学 | Projector array splicing display method |
CN104992669A (en) * | 2015-07-07 | 2015-10-21 | 西安诺瓦电子科技有限公司 | Splicing bright and dark line compensation method and device |
CN105094740A (en) * | 2015-07-07 | 2015-11-25 | 西安诺瓦电子科技有限公司 | Location positioning method applied to LED display apparatus |
CN104966493A (en) * | 2015-07-31 | 2015-10-07 | 西安诺瓦电子科技有限公司 | Method for compensating spliced bright and dark lines |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019024210A1 (en) * | 2017-08-01 | 2019-02-07 | 深圳市光峰光电技术有限公司 | Automatic screen splicing method and automatic screen splicing system |
CN113936587A (en) * | 2020-06-30 | 2022-01-14 | 京东方科技集团股份有限公司 | Display device and display method thereof |
WO2022178666A1 (en) * | 2021-02-23 | 2022-09-01 | 深圳市艾比森光电股份有限公司 | Led display screen and display control method therefor |
CN113094013A (en) * | 2021-04-08 | 2021-07-09 | 深圳市极客智能科技有限公司 | Remote transmission system, method, device, equipment and storage medium for spliced display screen |
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Effective date of registration: 20200821 Address after: 266510 No. 218, Bay Road, Huangdao District, Shandong, Qingdao Patentee after: Qingdao Hisense Laser Display Co.,Ltd. Address before: Donghai West Road 266071 Shandong city of Qingdao province No. 17 Patentee before: HISENSE Co.,Ltd. |