CN107679643A - A kind of paths planning method of LED abnormity screen - Google Patents

A kind of paths planning method of LED abnormity screen Download PDF

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CN107679643A
CN107679643A CN201710689172.8A CN201710689172A CN107679643A CN 107679643 A CN107679643 A CN 107679643A CN 201710689172 A CN201710689172 A CN 201710689172A CN 107679643 A CN107679643 A CN 107679643A
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pixel
intersecting
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CN107679643B (en
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马玉龙
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Shanghai Leado Electronics Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
    • G06Q10/043—Optimisation of two dimensional placement, e.g. cutting of clothes or wood
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

Abstract

The present invention relates to a kind of paths planning method of LED abnormity screens, comprising three steps, the first step, two layers of coordinate is set to two pixels, second step, each paths are specifically scanned, the 3rd step, intersecting path is handled, the present invention carries out path planning by the extraction to pixel,, to facilitate the data in LED abnormity screens to extract, the limitation that data are extracted in traditional LED display can be breached according to the data of the corresponding pixel points in the line alignment extraction video of abnormity screen.

Description

A kind of paths planning method of LED abnormity screen
Technical field
The present invention relates to the extraction of the data in LED display, is the paths planning method that a kind of LED abnormity shields.
Background technology
At present, the application of LED display is quite varied, in the market widely exist a variety of LED display control programs and its Corollary system, the first control mode is that the mode decoded using video obtains video data, by data fully according to originally regarding The form arrangement of frequency file, second of control mode is designed according to the feature development of LED matrix display screen.Two kinds of controls The data of method output all can not carry out random arrangement according to the particular/special requirement of LED abnormity screens, be suitable only for LED rectangular dots Battle array display screen.Also, when carrying out Video processing using video card, it is also necessary to video card is connected with PC, off line can not be realized Control, limit the application scenario of LED display.Arbitrarily it be carried therefore, it is necessary to design a kind of requirement that can shield according to LED abnormity The method of capture element.
The content of the invention
In view of this, the present invention provides a kind of path planning side for the LED abnormity screens for solving or partly solving the above problems Method.
To reach the effect of above-mentioned technical proposal, the technical scheme is that：A kind of path planning side of LED abnormity screen Method, comprise the steps of：
The paths planning method that the present invention designs, original position and the terminal position of circuit are as determined in LED abnormity screens Put, according to the extraction for moving towards to carry out data of circuit, the paths planning method designed in detail comprises the following steps that：
1) double-deck coordinate is built, is divided into two layers of coordinate：
First layer coordinate, using each pixel as first layer origin center, if the coordinate of each pixel For (i+0, j+0), wherein, i, j are real number, establish coordinate for each pixel, the scope of coordinate includes the square of 5*5 areas Lattice, the long measure of square grid is identical with the long measure of coordinate, and long measure is input variable e, is any one integer centimetre, Inputted by user, take 25 coordinate points inside square grid, coordinate be respectively (i+ (- 3), j+1), (i+ (- 3), j+ (- 3)), (i,j+(-3))、(i+(-3),j+0)、(i+(-2),j+1)、(i+(-2),j+(-2))、(i,j+(-2))、(i+(-2),j+0)、 (i+0,j+0)、(i+(-1),j+1)、(i+(-1),j+(-1))、(i,j+(-1))、(i+(-1),j+0)、(i+0,j+0)、(i+ 1,j+0)、(i,j+1)、(i+1,j+1)、(i+1,j+(-1))、(i+2,j+0)、(i,j+2)、(i+2,j+2)、(i+2,j+(- 2))、(i+3,j+0)、(i,j+3)、(i+3,j+3)、(i+3,j+(-3))；
Second layer coordinate, related to first layer coordinate, first layer coordinate is that the coordinate that each pixel is established is (i+0, j+ 0) it is, that each pixel additionally sets up coordinate in second layer coordinate, the coordinate of each pixel is (i, j), second layer coordinate Origin of the foundation of reference axis using the corner points in the lower left corner of abnormity screen as reference axis, left hand edge and the lower edge of abnormity screen are distinguished For the Y-axis of reference axis, X-axis；
First layer coordinate relies on second layer coordinate, first sets up second layer coordinate, is sat further according to the second layer of pixel Mark, extraction variable i, variable j value, writes out the coordinate of the pixel in first layer coordinate, then extract around each pixel Square grid 25 coordinate points；
2) set abnormity screen path starting point pixel point set A, terminal pixel point set B, the original position of circuit with Final position corresponds to the starting point pixel point set A in path, terminal pixel point set B respectively, in being to starting point pixel point set A The heart, its second layer coordinate is first established, resettle its first layer coordinate, as origin, to the week centered on it Enclose 25 in 5*5 square grids coordinate points to be scanned, if this 25 coordinate points are candidate search point set, path is advised To draw, formalization representation is one hexa-atomic group (A, C, D, H, B, W), wherein, variables A is starting point pixel point set, and variable B is terminal Corresponding relation, starting point pixel point set be present with the pixel in terminal pixel point set in pixel point set, starting point pixel point set Include multiple starting point pixels in conjunction, starting point pixel point set includes multiple terminal pixels, and starting point pixel certainly exists pair The terminal pixel answered, is the Origin And Destination of a circuit, and variable C is the coordinate points included in the path after planning Coordinate set, coordinate set are the coordinate points of first layer coordinate, and the time order and function order added according to coordinate points arranges, and sits The pixel that punctuate corresponds on circuit, variables D are set of actions, the temporal operator expression set of record path, with axiom Form record path add time and addition action；Variable H is image coordinate set, is the coordinate set of path candidates Close, variable W is path indicator set, wherein path reference number and path color, routing table be present；
3) order of path scanning is 1 length centered on a starting point pixel a in starting point pixel point set A In the circular scope of unit, the negative axle of the X-axis of second layer coordinate and the intersection point of candidate search point set are search starting point, start to search It will start the current time of search during rope and the coordinate of search starting point form the temporal operator expression in initial path, represent For at1(t1,(x1,y1)), wherein, (x1,y1) be search starting point coordinate, t1The time added for search starting point, at1(t1, (x1,y1)) it is to include the propositions of two arguments, at1(t1,(x1,y1)) describe the sentence that search starting point is added to path, (x1, y1) for first argument wherein including, t1For second argument wherein included；Traversal is comprised in circular scope clockwise The coordinate points being included are judged by interior candidate search point set, judge that the coordinate points represent the rgb value of pixel, The path color of Current Scan is set, if the rgb value phase of the rgb value of the coordinate points searched and the path color of Current Scan Together, the coordinate points are named as image coordinate, are added to image coordinate set H, and if its value is not white and current The path color of scanning, image coordinate is added in coordinate set C, and the related proposition of image coordinate is added sequentially to The temporal operator expression in initial path, the related proposition of image coordinate are expressed as atn(tn,(xn,yn)), atn(tn,(xn, yn)) it is a proposition, coordinate set C sentence is added for description image coordinate, the inside includes two arguments, first argument tn Coordinate set C time, second argument (x are added for image coordinaten,yn) be image coordinate coordinate, wherein, variable n is just Integer, it is coordinate (xn,yn) sequence number that is arranged in coordinate set C, arranged according to the order for the time for being added to coordinate set C, It will be connected between the related proposition of image coordinate in the temporal operator expression in initial path with conjunction symbol, by this tune Whole, the temporal operator expression in initial path is changed into the temporal operator expression in the path after adjustment, is included to all Coordinate points judged again, searched for, repeat above step, until searching terminal pixel b corresponding to starting point pixel a, The temporal operator expression in a path is finally obtained, is added to the temporal operator expression formula set D in path；By image coordinate collection The coordinate points extraction in H is closed, the rgb value of its coordinate, the pixel represented is corresponded, is expressed as ((x, y), o), Wherein, (x, y) is the coordinate of the coordinate points in image coordinate set H, and o is the rgb value of the coordinate points in image coordinate set H, The path color of Current Scan, ((x, y), o) are added in routing table, and by path reference number with variable k, variable k is sequentially It is incremented by label with integer 1,2,3 ..., is sequentially charged into routing table；
4) during scanning pattern, intersection point is there may be between path, it is assumed that intersecting path is e1, e2,···,em, wherein, subscript m is positive integer, for the quantity in intersecting path, e1,e2,···,emIt is represented sequentially as phase The path of friendship, carry out allocation level according to the path reference number in intersecting path, the value of label is smaller, and grade is then higher, is each The intersecting intersection point in path all assigns an empty intersecting numbering, and the grade of intersecting intersection point takes intersecting path e1, e2,···,emMiddle grade highest, intersecting numbering is expressed as Dvqv, wherein subscript v is the numbering of intersecting intersection point, DvFor The grade of intersecting intersection point, is positive integer, qvFor intersecting path e1,e2,···,emFriendship on middle grade highest path Point numbering, is positive integer, and the rgb value for the pixel that intersecting intersection point represents takes intersecting path e1,e2,···,emMiddle grade The rgb value of highest path color, its coordinate in second layer coordinate is asked for, taken around the pixel that intersecting intersection point represents In 25 coordinate points of 5*5 square grids, the step in repeating 3), if it meets 3) conditional, it is added to intersecting path e1,e2,···,emMiddle grade highest path, adjust the path so that it becomes newest；The trend of circuit could be arranged to by According to the color of image, it can also be provided that the arbitrary arrangement according to pixel.
The present invention useful achievement be：The invention provides a kind of paths planning method of LED abnormity screens, this method passes through Extraction to pixel carries out path planning, can be according to the number of the corresponding pixel points in the line alignment extraction video of abnormity screen According to the data facilitated in LED abnormity screens are extracted, and break through the limitation of method, solve the line arrangement of LED abnormity screens not The display problem that rule is brought.
Embodiment
In order that technical problems, technical solutions and advantages to be solved are more clearly understood, tie below Embodiment is closed, the present invention will be described in detail.It should be noted that specific embodiment described herein is only explaining The present invention, it is not intended to limit the present invention, can realizes that the product of said function belongs to equivalent substitution and improvement, be all contained in this hair Within bright protection domain.Specific method is as follows：
Embodiment 1：The present embodiment it is primary be that the video data designed on LED abnormity screens is changed, it is necessary to extract video counts According to, be read out by control system and light LED abnormity screen.
LED abnormity screens will can show video image, it is necessary to propose video file and related to abnormity screen circuit Data, data generally comprise following information：
1. circuit number：Since it is desired that controlling a plurality of LED line road, the numbering of circuit must be included in data, to determine to believe Breath will be toward which bar circuit.In Practical Project, the quantity of circuit is generally several or more than ten.
2.RGB data：The upper each LED color pixel cells of abnormity screen include three kinds of colors of red, green, blue (R, G, B), Mei Zhongyan Color is divided into 256, as 0~255 according to its tonal gradation, and therefore, by the colour mixture of RGB three primary colours, LED pixel point can be realized 2563 kinds of color changes.Video file corresponding to special-shaped on-screen pixels point is extracted during Video Quality Metric per on frame picture RGB data, i.e. the upper every bit of abnormity screen will represent in the form of (R, G, B).
The LED abnormity screens that the present invention is directed to are made up of LED pixel point, and the data extracted are stored in binary file In, directly stored with Portable computer.If the upper LED pixel point number of abnormity screen is x, each primary colours and circuit in (R, G, B) Numbering is respectively with 1 byte representation in binary file, then each pixel information needs 4 byte representations altogether.It is if special-shaped Shield broadcasting y frame pictures per second, need to continuously play the video of z minutes.Can with total data capacity S so per frame image data size e Calculated respectively by below equation：
E=4*x
S=e*y*60*z
The byte number of the size of data of every frame picture is calculated, total data capacity S identifies the total amount of data of z minute videos. Assuming that being respectively 100 × 100 pixels using length and width, it is made up of 8 concentric circles, shares the different of about 1200 LED pixel points Shape screen is tested.Abnormity screen 30 frame pictures of broadcasting per second, it is continuous to play 10 seconds.It can be obtained according to formula, total data capacity S=4 × 1200 × 30 × 60 × 10/60=1440000 ≈ 1.5MB.In view of in practical application, the area of abnormity screen will expand significantly Greatly, video playback time also will be longer, and the frame number that video file includes also will be more, therefore, sufficiently large in order to store Data, the capacity of storage medium must be sufficiently large.
The LED abnormity screens of the present invention are intention screen, as the term suggests irregular abnormity, changes with shapes such as environmental architecture things Become.LED abnormity display screens are the LED displays for the special shape being transformed on the basis of LED display, make the spy of new product Point is the overall structure and environment that can preferably adapt to building, and its size and size can be had made to order as requested.LED abnormity Display screen has stronger vision shock effect, is more attracted eyeball for publicizing, more peculiar for decorating.Break biography The limitation of system LED display regular shape, occurs with different moulding, brings another development of LED display industry Mode.But higher technical requirements and Geng Gao manufacture difficulty all determine intention that LED display technology only rests in minority It is the comprehensive strength of LED display manufacturer in producer's hand.Nowadays LED display market shows huge change, from admittedly IMAG display screens are determined to moving display screen, then are shielded to current abnormity.LED display is except effects such as traditional information displayings Outside, requirement in shape is also further being lifted, and it is preferably adapted to the overall structure of environment and requirement.
The casing of the present invention, external member, PCB all design for independent research.
External member：Drain pan, mask are all independent researches, die sinking, and in the market up to now, also comes out without this product.Bottom Shell size is 240x240x14mm, and mask size 120x120x1.5mm a, drain pan is adapted to four masks, one piece of pcb board Son.
PCB:Circuit pcb board is ingenious in design, is completed using tetra- layers of glass-fiber-plates of FR4.The number of every piece of plank According to connection using row's aciculiform formula, reduce because of miscellaneous problem more than winding displacement.And in general module is inputted before assist side Data, behind output data, it is middle in connection power line.As long as four pieces of driving plates of 480X480 casing and one block of power supply Plate, installation, convenient disassembly, reduce failure probability.
Casing：Die casting aluminium casing is that die casting forms, in light weight, and flatness is high, and assembly is convenient, it is most important that carrying side Just, mobility is strong.The size of casing is 480x480x65mm.
Embodiment 2：LED matrix display screen is shown by X-Y addressing systems, and its reading video data is followed by row Or the rule read by row.
LED abnormity display screens refer to the LED display of special shape, and its shape, size and size can be according to user'ss It is required that customization.When extracting video data, because abnormity screen circuit is not to be arranged row wise or column wise in regular, but according to Actual application environment carrys out the trend of designed lines.And pixel is arranged successively on each circuit, the circuit pixel of a certain moment Point RGB data moves towards the other end by the serial ports of display control program from one end of circuit, and data must be online according to pixel Position in road is arranged in order, therefore, entirely different with traditional LED matrix screen, it is necessary to is extracted according to abnormity screen circuit Pixel number evidence corresponding to video file, and arranged according to the trend of abnormity screen circuit.Assuming that abnormity screen is by a circuit Layout forms, and using point A as starting point, point B is terminal, and the trend of circuit is without regularity.In order to go out in special-shaped screen display Picture in video file, the number of corresponding pixel in video must be just extracted according to line alignment from point A to point B According to.These pixel numbers are transferred to abnormity screen circuit according to by controller, special-shaped screen is lighted with this.
The LED display control programs and its software kit being widely present in the market, first way are to use video The mode of decoding obtains video data, form of the data fully according to original video file is arranged, the second way is basis The feature development of LED matrix display screen designs.Either which kind of control method, its data exported all can not be according to abnormity The particular/special requirement of screen carries out random arrangement, is only applicable to LED rectangular lattice display screens.And carried out using video card at video During reason, it is necessary to video card is connected with PC, off line control can not be realized, limits the application scenario of display screen.
The present invention useful achievement be：The invention provides a kind of paths planning method of LED abnormity screens, this method passes through Extraction to pixel carries out path planning, can be according to the number of the corresponding pixel points in the line alignment extraction video of abnormity screen According to facilitating the data extraction in LED abnormity screens, break through the limitation of method, the line arrangement for solving LED abnormity screens is not advised Restrain the display problem brought.
The preferred embodiments of the invention is the foregoing is only, is not limited to the claims of the present invention. It is simultaneously described above, for those skilled in the technology concerned it would be appreciated that and implement, therefore other are based on institute of the present invention The equivalent change that disclosure is completed, should be included in the covering scope of the claims.

Claims (1)

  1. A kind of 1. paths planning method of LED abnormity screen, it is characterised in that the paths planning method, it is as different in the LED Original position and the final position of circuit are determined in shape screen, according to the extraction for moving towards to carry out data of circuit, the path planning Method comprises the following steps that：
    1) double-deck coordinate is built, is divided into two layers of coordinate：
    First layer coordinate, using each pixel as the first layer origin center, if the coordinate of each pixel For (i+0, j+0), wherein, i, j are real number, establish coordinate for each pixel, the scope of coordinate includes the square of 5*5 areas Lattice, the long measure of the square grid is identical with the long measure of coordinate, and long measure is input variable e, is any one integer Centimetre, inputted by user, 25 coordinate points are taken inside the square grid, coordinate is respectively (i+ (- 3), j+1), (i+ (- 3), j +(-3))、(i,j+(-3))、(i+(-3),j+0)、(i+(-2),j+1)、(i+(-2),j+(-2))、(i,j+(-2))、(i+(- 2),j+0)、(i+0,j+0)、(i+(-1),j+1)、(i+(-1),j+(-1))、(i,j+(-1))、(i+(-1),j+0)、(i+0,j +0)、(i+1,j+0)、(i,j+1)、(i+1,j+1)、(i+1,j+(-1))、(i+2,j+0)、(i,j+2)、(i+2,j+2)、(i+ 2,j+(-2))、(i+3,j+0)、(i,j+3)、(i+3,j+3)、(i+3,j+(-3))；
    Second layer coordinate, related to the first layer coordinate, first layer coordinate is that the coordinate that each pixel is established is (i+0, j+ 0), the second layer coordinate is that each pixel additionally sets up coordinate, and the coordinate of each pixel is (i, j), the second layer Origin of the foundation of the reference axis of coordinate using the corner points in the lower left corner of the abnormity screen as reference axis, the left side of the abnormity screen Edge and lower edge are respectively the Y-axis of reference axis, X-axis；
    The first layer coordinate relies on the second layer coordinate, the second layer coordinate is first set up, further according to pixel The second layer coordinate, extraction variable i, variable j value, writes out the coordinate of the pixel in the first layer coordinate, then extract 25 coordinate points of the square grid around each pixel；
    2) starting point pixel point set A, the terminal pixel point set B in the path of the abnormity screen, the start bit of the circuit are set The starting point pixel point set A for corresponding to path respectively with final position, terminal pixel point set B are put, to the starting point pixel Centered on set A, its second layer coordinate is first established, resettles its first layer coordinate, it is right as origin 25 coordinate points in surrounding's 5*5 square grids centered on it are scanned, if this 25 coordinate points are candidate search point set, Path to be planned, formalization representation is one hexa-atomic group (A, C, D, H, B, W), wherein, variables A is starting point pixel point set Close, variable B is terminal pixel point set, and the starting point pixel point set exists with the pixel in the terminal pixel point set Corresponding relation, multiple starting point pixels is included in the starting point pixel point set, the terminal pixel point set includes multiple ends Point pixel, starting point pixel certainly exist corresponding terminal pixel, are the Origin And Destination of a circuit, and variable C is warp The coordinate set of the coordinate points included in the path crossed after planning, the coordinate set are the coordinate points of first layer coordinate, and Arrange, be corresponding in turn in the pixel on circuit according to the time order and function order of its addition, variables D is set of actions, records road The temporal operator expression set in footpath, the time and addition action that record path adds in the form of axiom；Variable H is image Coordinate set, it is the coordinate set of path candidates, variable W is path indicator set, wherein including path reference number and path face Color, routing table；
    3) order of path scanning is 1 length centered on a starting point pixel a in starting point pixel point set A In the circular scope of unit, the negative axle of the X-axis of second layer coordinate and the intersection point of the candidate search point set are search starting point, are opened Begin that during search the current time of search will be started and the coordinate of the search starting point forms the temporal operator table in initial path Show formula, be expressed as at1(t1,(x1,y1)), wherein, (x1,y1) be the search starting point coordinate, t1Add for the search starting point The time entered, at1(t1,(x1,y1)) it is to include the propositions of two arguments, at1(t1,(x1,y1)) describe the search starting point and add Enter the sentence to path, (x1,y1) for first argument wherein including, t1For second argument wherein included；Clockwise time The candidate search point set being comprised in the circular scope is gone through, the coordinate points being included are judged, is judged The coordinate points represent the rgb value of pixel, set the path color of Current Scan, if the rgb value of the coordinate points searched and institute It is identical to state the rgb value of the path color of Current Scan, the coordinate points are named as image coordinate, are added to described image coordinate set H is closed, and if its value is not the path color of white and described Current Scan, described image coordinate is added to the seat Mark in set C, and the related proposition of described image coordinate is added sequentially to the temporal operator expression in the initial path Formula, the related proposition of described image coordinate are expressed as atn(tn,(xn,yn)), atn(tn,(xn,yn)) it is a proposition, for description Described image coordinate adds coordinate set C sentence, and the inside includes two arguments, first argument tnAdd for described image coordinate Enter the time of the coordinate set C, second argument (xn,yn) be described image coordinate coordinate, wherein, variable n is just whole Number, is coordinate (xn,yn) sequence number that is arranged in the coordinate set C, it is suitable according to the time for being added to the coordinate set C Sequence arranges, by connection between the related proposition of image coordinate described in the temporal operator expression in the initial path with conjunction Symbol, by this adjustment, the temporal operator that the temporal operator expression in the initial path is changed into the path after adjustment represents Formula, all coordinate points being included are judged again, searched for, above step is repeated, until searching the starting point The terminal pixel b corresponding to pixel a, finally obtain the temporal operator expression in a path, be added to path when Between operator expression formula set D；Coordinate points in described image coordinate set H are extracted, by its coordinate, the pixel represented Rgb value corresponds, and is expressed as ((x, y), o), wherein, (x, y) is the seat of the coordinate points in described image coordinate set H Mark, o are the rgb value of the coordinate points in described image coordinate set H, and the path color of the Current Scan, ((x, y), o) are added Enter into the routing table, and path reference number is represented with variable k, variable k is sequentially incremented by label with integer 1,2,3 ..., suitable Sequence it is added in the routing table；
    4) during scanning pattern, intersection point is there may be between path, it is assumed that intersecting path is e1,e2,···,em, Wherein, subscript m is positive integer, for the quantity in intersecting path, e1,e2,···,emIntersecting path is represented sequentially as, according to The path reference number in intersecting path carrys out allocation level, and the value of the path reference number in path is smaller, and grade is then higher, is each path All order assigns an empty intersecting numbering to intersecting intersection point successively, and the grade of the intersecting intersection point takes intersecting path e1,e2,···,emMiddle grade highest, the intersecting numbering is expressed as Dvqv, wherein subscript v is the phase of intersecting intersection point Numbering is handed over, is positive integer, by DvFor the grade of the intersecting intersection point, qvFor intersecting path e1,e2,···,emMiddle grade The intersecting numbering of intersection point on highest path, it is positive integer, the rgb value of the pixel that the intersecting intersection point represents takes intersecting Path e1,e2,···,emThe rgb value of middle grade highest path color, its coordinate in the second layer coordinate is asked for, 25 coordinate points of the 5*5 square grids around the pixel that the intersecting intersection point represents are taken, the step in repeating 3), if its Meet 3) conditional, be added to intersecting path e1,e2,···,emIn middle grade highest path, adjustment so that it becomes New path；The trend of the circuit could be arranged to the color according to image, it can also be provided that any row according to pixel Row.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113838384A (en) * 2020-06-05 2021-12-24 广州市浩洋电子股份有限公司 Special-shaped display screen, special-shaped pixel lamp and control method of special-shaped pixel lamp
CN114241964A (en) * 2021-12-29 2022-03-25 卡莱特云科技股份有限公司 Simulated lighting method, device and system of special-shaped LED display screen

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353831A (en) * 2012-12-14 2013-10-16 北京安天电子设备有限公司 Light-emitting diode (LED) display control system and method capable of editing on line
US20160210863A1 (en) * 2015-01-19 2016-07-21 The Aerospace Corporation Autonomous nap-of-the-earth (anoe) flight path planning for manned and unmanned rotorcraft
CN106352869A (en) * 2016-08-12 2017-01-25 上海理工大学 Indoor localization system for mobile robot and calculation method thereof
CN106504574A (en) * 2016-10-31 2017-03-15 陕西科技大学 A kind of intelligent parking guides system and method
CN106780244A (en) * 2016-11-24 2017-05-31 江苏旭云物联信息科技有限公司 A kind of community security protection management system and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353831A (en) * 2012-12-14 2013-10-16 北京安天电子设备有限公司 Light-emitting diode (LED) display control system and method capable of editing on line
US20160210863A1 (en) * 2015-01-19 2016-07-21 The Aerospace Corporation Autonomous nap-of-the-earth (anoe) flight path planning for manned and unmanned rotorcraft
CN106352869A (en) * 2016-08-12 2017-01-25 上海理工大学 Indoor localization system for mobile robot and calculation method thereof
CN106504574A (en) * 2016-10-31 2017-03-15 陕西科技大学 A kind of intelligent parking guides system and method
CN106780244A (en) * 2016-11-24 2017-05-31 江苏旭云物联信息科技有限公司 A kind of community security protection management system and method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
谢立婕: "视频数据转换及其在LED异形屏上的应用", 《中国优秀硕士学位论文全文数据库》 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113838384A (en) * 2020-06-05 2021-12-24 广州市浩洋电子股份有限公司 Special-shaped display screen, special-shaped pixel lamp and control method of special-shaped pixel lamp
CN113838384B (en) * 2020-06-05 2023-03-21 广州市浩洋电子股份有限公司 Special-shaped display screen, special-shaped pixel lamp and control method of special-shaped pixel lamp
CN114241964A (en) * 2021-12-29 2022-03-25 卡莱特云科技股份有限公司 Simulated lighting method, device and system of special-shaped LED display screen
CN114241964B (en) * 2021-12-29 2023-06-30 卡莱特云科技股份有限公司 Simulation lighting method, device and system for special-shaped LED display screen

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