CN106502603B - Mosaic screen display methods and system - Google Patents
Mosaic screen display methods and system Download PDFInfo
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- CN106502603B CN106502603B CN201610853169.0A CN201610853169A CN106502603B CN 106502603 B CN106502603 B CN 106502603B CN 201610853169 A CN201610853169 A CN 201610853169A CN 106502603 B CN106502603 B CN 106502603B
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- bar code
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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
- G06F3/1431—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 using a single graphics controller
-
- 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
-
- 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
- G06F3/147—Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
Abstract
The present invention discloses a kind of Mosaic screen display methods and system, and Mosaic screen display methods includes the following steps: to splice multiple display devices to form a full screen combination；In each display device display direction bar code, directionality bar code includes multiple telltale marks；Scan directionality bar code shown by each display device；Obtain the direction information of each display device；Unique patterns are shown in each display device；Shooting full screen is combined to produce the first image；The spatial position information of each display device is obtained according to the first image；According to the direction information and spatial position information of multiple display devices, multiple display parameters corresponding with multiple display devices are calculated；And multiple display parameters are transmitted to multiple display devices, each display device shows corresponding regional display according to corresponding each display parameters.
Description
Technical field
This exposure is about a kind of display methods and system, especially with respect to a kind of mosaic screen using multiple display devices
Curtain display methods and system.
Background technique
With flourishing for display technology, the application of multi-screen splicing becomes more and more extensive, such as concert, general merchandise
Company or market, be often used large-scale tv wall show Commdity advertisement or performance picture, in addition for example National Portrait Gallery, museum or
Venue also can be spliced multi-screen with design of expression aesthetic feeling with irregular shape.Therefore, wieldy spelling how is designed
Screen display method and system are connect, is one of the project that current industry is endeavoured.
Summary of the invention
The purpose of the present invention is to provide a kind of Mosaic screen display methods and system using multiple display devices, with solution
The certainly above problem.
In order to achieve the above object, the present invention provides a kind of Mosaic screen display methods, this method comprises:
Splice multiple display devices to form a full screen combination；
In each display device display direction bar code, directionality bar code includes multiple telltale marks；
Scan directionality bar code shown by each display device；
According to multiple telltale mark shown by each display device, the direction money of each display device is obtained
News；
Unique patterns are shown in each display device；
It shoots the full screen and is combined to produce the first image；
According to the unique patterns that the display device each in first image is shown, the sky of each display device is obtained
Between location information；
According to the direction information and spatial position information of multiple display device, calculate corresponding with multiple display device
Multiple display parameters；And
Multiple display parameters are transmitted to multiple display device, each display device is according to corresponding each display
Parameter shows corresponding regional display.
Preferably, directionality bar code is fast reaction code, multiple telltale mark is located at its of the fast reaction code
In three corners.
Preferably, the information of storage coded by the directionality bar code shown in each display device, including respectively should
The corresponding unique display device identifier of display device.
It further include each corresponding model name of the display device preferably, the coded information stored of directionality bar code
Title, display resolution, Internet Protocol address, media access control address and group number wherein at least one.
Preferably, further include:
According to directionality bar code shown by each display device, the online letter of each display device is obtained
Breath.
Preferably, further include:
It determines the unique patterns shown by each display device, and the relevant information of the unique patterns of decision is passed
It is sent to corresponding respectively display device.
Preferably, including: the step of each display device shows the unique patterns
Pure color picture is shown with full screen in each display device.
Preferably, in each display device shows the unique patterns the step of further include:
In on the pure color picture of multiple display device wherein at least one, display can recognize figure.
Preferably, the direction information of each display device includes the rotation angle of display device.
Preferably, the spatial position information of each display device includes display device displayable range and display device
The wherein at least one of apex coordinate position.
In order to achieve the above object, the present invention also provides a kind of Mosaic screen display system, which includes:
Multiple display devices, splicing is to form a full screen combination, and in scan phase, each display device is aobvious
Show directionality bar code, directionality bar code includes multiple telltale marks, and in photographing phase, each display device is shown
Unique patterns；And
Electronic device, comprising:
Image acquisition unit, in the scan phase, which is scanned shown by each display device
Directionality bar code, in the photographing phase, which shoots the full screen and is combined to produce the first image；
Processing unit obtains each display device according to multiple telltale mark shown by each display device
Direction information obtains each display device according to the unique patterns that the display device each in first image is shown
Spatial position information, and according to the direction information and spatial position information of multiple display device, it calculates and multiple display
The corresponding multiple display parameters of device；And
Communication unit, to transmit multiple display parameters to multiple display device, so that each display device root
Corresponding regional display is shown according to corresponding each display parameters.
Preferably, directionality bar code is fast reaction code, multiple telltale mark is located at its of the fast reaction code
In three corners.
Preferably, the information of storage coded by the directionality bar code shown in each display device, including it is each
The corresponding unique display device identifier of the display device.
Preferably, the coded information stored of directionality bar code, further includes the corresponding model of each display device
Title, display resolution, Internet Protocol address, media access control address and group number wherein at least one.
Preferably, the processing unit obtains each also according to directionality bar code shown by each display device
The on-line information of the display device.
Preferably, the processing unit is also to determine the unique patterns shown by each display device, the communication list
The relevant information of the unique patterns of decision is transmitted to corresponding each display device by member.
Preferably, each display device shows pure color picture with full screen in photographing phase.
Preferably, the wherein at least one of multiple display device is shown on the pure color picture can in photographing phase
Recognize figure.
Preferably, the direction information of each display device includes the rotation angle of display device.
Preferably, the spatial position information of each display device includes display device displayable range and display device
The wherein at least one of apex coordinate position.
Compared with prior art, invention Mosaic screen display methods and system, it is only necessary to be swept using an electronic device
It retouches and shoots, it can the direction information and spatial position information for obtaining display device can ensure that image is properly displayed in spelling
Connect screen.Further, since calculating rotation angle by directionality bar code, it can effectively avoid the problem that image inverts, therefore
When Mosaic screen, each display device can be arbitrarily put, and the position on its bottom edge need not be limited, even if multiple display devices
Rotation angle it is different, there is situation opposite up and down, Mosaic screen also can correctly show image, simplify user and put display
The process of device.And this practice can solve the problems, such as screen shift by directionality bar code, can avoid inside display device
Gravity sensor is installed, hardware cost is reduced.In addition, showing unique patterns by full screen, each display dress can be effectively grasped
The definite indication range set, even if therefore multiple display devices size it is different or even if widely spaced from each other or have mutually
Equitant situation still is able to grasp boundary bit that each display device can really be shown wherein by taking pictures, and counts
Calculation obtains corresponding display parameters.Therefore, Mosaic screen display methods and system according to the present invention, it is automatic by electronic device
The picture block segmentation of current Mosaic screen disposing way is completed, freedom degree is higher when user not only puts display device, and
Putting the operation after completing more simply and quickly.
Detailed description of the invention
Fig. 1 is painted Mosaic screen display methods flow chart according to an embodiment of the present invention.
Fig. 2 is painted Mosaic screen display system schematics according to an embodiment of the present invention.
Fig. 3 is painted the schematic diagram that multiple display devices according to an embodiment of the present invention form the combination of a full screen.
Fig. 4 is painted according to an embodiment of the present invention in the schematic diagram of each display device display direction bar code.
Fig. 5 is painted the schematic diagram of directionality bar code shown by scanning display apparatus according to an embodiment of the present invention.
Fig. 6 is painted the schematic diagram for obtaining display device direction information according to telltale mark according to an embodiment of the present invention.
Fig. 7, which is painted, shows the schematic diagram of unique patterns in each display device according to an embodiment of the present invention.
Fig. 8, which is painted, shows the schematic diagram of unique patterns in each display device according to an embodiment of the present invention.
Fig. 9 is painted the schematic diagram that shooting full screen according to an embodiment of the present invention is combined to produce the first image.
Figure 10 is painted the schematic diagram for calculating display parameters according to an embodiment of the present invention.
Specific embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby cooperate embodiment specifically
It is bright as follows.
Fig. 1 is painted Mosaic screen display methods flow chart according to an embodiment of the present invention, and method includes the following steps.Step
S100: splice multiple display devices to form a full screen combination.Step S102: in each display device display direction
Bar code, directionality bar code include multiple telltale marks.Step S104: directionality shown by each display device is scanned
Bar code.Step S106: multiple telltale marks according to each display device obtain the direction money of each display device
News.Step S108: unique patterns are shown in each display device.Step S110: shooting full screen is combined to produce the first shadow
Picture.Step S112: the unique patterns shown according to display device each in the first image obtain the spatial position of each display device
Information.Step S114: it according to the direction information and spatial position information of multiple display devices, calculates corresponding with multiple display devices
Multiple display parameters.Step S116: multiple display parameters are transmitted to multiple display devices, each display device is according to corresponding each
A display parameters show corresponding regional display.
Illustrate method and step as shown in Figure 1 to become apparent from, the display of Mosaic screen depicted in Fig. 2 system of more arranging in pairs or groups below
System explains.Fig. 2 is painted Mosaic screen display system schematics according to an embodiment of the present invention.Mosaic screen display system 1 is wrapped
Include multiple display device 11-14 and electronic device 20.Multiple display device 11-14 splicings are to form a full screen combination
10, each display device 11-14 are, for example, liquid crystal display (LCD) or organic LED panel (OLED), and are shown
Device 11-14 may include 40 cun or more of panel, about 20 cun of general computer screen, or about 5 cun of mobile phone screen, size
It does not limit, the size and shape of display device 11-14 can be different.Display device 11 may include processing unit 114 (such as
Microprocessor) and communication unit 116, communication unit 116 can be used to and electronic device 20 and/or other display device 12-
14 carry out signal transmission, and similarly, other display devices 12-14 also may include respective processing unit and communication unit.It will
The full screen combination 10 that multiple display device 11-14 are spliced to form can show an image jointly, though with 4 in this icon
Display device illustrates as example, however can be appreciated that Mosaic screen display system 1 also may include more than 4 or less than 4
Display device combines 10 (step S100) to be spliced to form full screen.
In scan phase, each display device 11-14 display direction bar code, directionality bar code includes multiple fixed
Position label (step S102).Directionality bar code has directionality, also that is, directionality bar code can when display device rotation
It, in embodiment, can be by the telltale mark in directionality bar code, to obtain the direction of display device to rotate with
Information.
In photographing phase, each display device 11-14 can separately show unique patterns (step other than directionality bar code
Rapid S108).Since the pattern that each display device is shown is not identical, so that each display device 11-14 is after being taken, energy
Enough to pick out each display device 11-14 by image processing method, operation in detail will be described in lower section paragraph.
Electronic device 20 includes image acquisition unit 202, processing unit 204, communication unit 206 and angle detection unit
208, these units can be formed by hardware circuit.For example, image acquisition unit 202 may include camera lens and
Image sensor, such as CMOS or CCD image sensing component, and the pick-up image that can take pictures.Processing unit 204 can be generally
The microprocessor (microprocessor) of purposes or the digital signal processor of special applications, to execute control logic
And/or video signal handles related operation.Communication unit 206 can be used to be linked up with display device 11-14, can be by having
Line or the wireless mode associated control signal that shows of transmission image are to display device 11-14.For example, communication unit 206
It can be wireless signal transceiver (transceiver), e.g. the radio circuit of support Wi-Fi or Bluetooth protocol, can pass through
Wireless LAN is connect with display device 11-14, correspondingly, display device 11-14 also may include having the corresponding agreement of support
Radio communication circuit.Angle detection unit 208 can be gravity sensor (g-sensor) or gyroscope, to detect electronics
The rotation angle of device 20 under various regimes.Electronic device 20 can be have take pictures and the action of calculation processing power dress
It sets, such as mobile phone, tablet computer, laptop etc., is also possible to be made of desktop computer collocation phtographic lens,
It will be used below example of the mobile phone as electronic device 20, to be clearly painted diagram and convenient for illustrating relevant operation, however originally
Invention is not limited to using mobile phone as electronic device 20.
In scan phase, image acquisition unit 202 scans directionality bar code shown by each display device 11-14
(step S104), in photographing phase, image acquisition unit 202 shoots full screen combination 10 to generate the first image (step
S110).In the process of Fig. 1, step S104 and step S110 are two steps distinguished, and respectively correspond scan phase and bat
The stage is taken the photograph, in order to illustrate individual corresponding relevant subsequent operations.And in implementation, step S104 and step S110 can also be same
Shi Zhihang, such as with mobile phone shooting full screen combination 10, i.e., the first image (step S110) is generated simultaneously, and can be according to the
One image is completed to scan directionality bar code (step S104) shown by each display device 11-14.
The multiple telltale marks according to each display device 11-14 of processing unit 204 obtain each display device 11-14
Direction information (step S106), above-mentioned display device 11-14 is shown will include telltale mark on picture, therefore telltale mark
Display direction is the display direction of display device, can first be determined via the angle detection unit 208 in electronic device 20 at this time
The rotation direction of electronic device 20 determines the direction information of each display device 11-14 simultaneously.Further accordance with each in the first image
The unique patterns that a display device 11-14 is shown obtain the spatial position information (step S112) of each display device 11-14.
After obtaining direction information and spatial position information, it can learn that these display devices 11-14 should be shown respectively and be intended to show
Show which part of image, and can determine whether an other display device needs to invert image, at screen frame
How image is divided, therefore processing unit 204 can be provided according to the direction information of multiple display device 11-14 and spatial position
News calculate multiple display parameters (step S114) corresponding with multiple display device 11-14.Processing unit 204 can be by adding
Program is carried to execute above-mentioned operation, is taken the mobile phone as an example, application program can be installed so that processing unit 204 has in mobile phone
Execute the ability of above-mentioned steps.
Communication unit 206 e.g. passes through wireless local area to transmit multiple display parameters to multiple display device 11-14
Transmission of network, so that each display device 11-14 shows corresponding regional display (step according to corresponding each display parameters
S116).For example, each display device 11-14 can respectively include processor and image zooming device (scaler), can be from electricity
The reception display parameters of sub-device 20 are to be shown for which of image part to learn, e.g. the coordinate position in image
Range, and show corresponding regional display.In implementation, the example for transmitting display parameters may include being divided by electronic device 20
The picture after display device 11-14 segmentation is sent to after cutting image frame, such as can be by based on Wi-Fi direct
Miracast Wireless Display standard transmission display picture or display device 11-14 receive single Image sources, by electronic device
The block information of 20 transmission displays is voluntarily divided image by each display device 11-14 or is shown to each display device 11-14
Showing device 11-14 is sequentially connected in series, and electronic device 20 transmits segmentation information to First display device 11, First display dress
It sets 11 acquirement divided frames and remaining image information is transmitted to second display device 12 again later, then sequentially divided frame passes
It is sent to the third platform display device 13 and the 4th display device 14 of connecting.
Above-mentioned Mosaic screen display methods and system according to the present invention, scanning and camera function by electronic device,
The direction information and spatial position information of display device can be obtained, therefore can ensure that image is properly displayed, and by
Electronic device calculates the relevant parameter of picture segmentation automatically.From the perspective of user, it is only necessary to provide an Image sources, i.e.,
It can be automatically performed by electronic device and be divided according to the picture block of current Mosaic screen disposing way, it is easy to operate and fast
Speed.More each step is described in detail respectively with multiple embodiments below.
Multiple display devices according to an embodiment of the present invention, which are painted, about step S100, Fig. 3 forms a full screen combination
Schematic diagram, in this embodiment, with eight display device 11-18 be spliced to form full screen combination 10.It is each aobvious in icon
Interval between showing device is only example, to be expressed as splicing using multiple display devices, in implementation, and display device 11-18
Narrow frame display panel can be used, and can more closely be stitched together.And the full screen combination 10 in this legend
It can be used to show the image frame of two difference, such as the first image frame (such as product function shown with display device 11-14
Film is shown in production), the second image frame (such as product advertising purchase information) is shown with display device 15-18.
It is painted according to an embodiment of the present invention about step S102, Fig. 4 in each display device display direction bar code
Schematic diagram, Fig. 4 are painted by taking the display device 11-14 in Fig. 3 as an example, each display device 11-14 display direction bar code
C11-C14.Directionality bar code C11-C14 is, for example, the two-dimensional bar with telltale mark, such as QR (Quick
Response) code (fast reaction code), Chinese letter co etc. will be used below QR code and illustrate as example, direction certainly of the invention
Property bar code is not limited to QR code.QR code includes three telltale marks, and three telltale marks are located at wherein three angles of QR code
It falls, seems the square pattern of " returning " word, according to the position of these three telltale marks, can learn the direction money of each display device
It interrogates (orientation), the direction information of each display device 11-14 may include the rotation angle [alpha] of display device 11-14, rotation
The range of gyration α can be from 0 degree to 360 degree.As shown in figure 4, according to the display device 11 and display device 14 shown by direction
Property bar code C11 and C14, can learn that the direction of display device 11 and display device 14 is on the contrary, that is, rotation angle difference
180 degree, the bottom edge of display device 11 is close diagram lower left (one side of adjacent display device 12), and the bottom of display device 14
Side is close to diagram upper right side (another side of adjacent display device 12).
Information can be via being stored in directionality bar code C11-C14, the directionality item of each display device 11-14 after coding
The coded information stored of shape code C11-C14 can be identical or different.In embodiment, directionality bar code C11-C14 can be only
Purposes as identification display device direction information, therefore directionality bar code C11-C14 can be identical, that is, constitutes identical but not
The specific layout of Tongfang tropism bar code is different.In another embodiment, each display device 11-14 can have unique side
Tropism bar code C11-C14, the wherein coded information stored of each side's tropism bar code C11-C14, including each display device
The corresponding unique display device identifier (device ID) of 11-14, to distinguish different display devices, and display device mark
Know the step of symbol can be used for subsequent execution identification spatial position step and transmission display parameters.
In embodiment, the coded information stored of each side's tropism bar code C11-C14 further includes each display device 11-14
Corresponding model name (model name), display resolution (resolution), Internet Protocol address (IP address),
The wherein at least one of media access control address (MAC address) and group number (group number).Display point
Resolution is for example including 4K (ultra high-definition), Full HD (full HD), HD (high definition) etc., Internet Protocol address and media interviews
Control address can be used for establishing network on-line and by transmission of network message, and group number for example can be used to represent shown
Image frame, for example, the group number of display device 11-14 shown in Fig. 3 can be G01, the group of display device 15-18
Number can be G02.
It can be with mobile phone scanning direction property bar code about step S104 and sequentially scan each display one by one
Device can also after multiple display devices are shot together, handle via handset image, to obtain all directions bar code
Information.Fig. 5 is painted the schematic diagram of directionality bar code shown by scanning display apparatus according to an embodiment of the present invention, in Fig. 4
For directionality bar code C14, when scanning the hand-holdable electronic device 20 of user be parallel to user it is ornamental when locating level ground,
To obtain rotation angle of the directionality bar code C14 relative to level ground.
It is painted about step S106, Fig. 6 and display device direction information is obtained according to telltale mark according to an embodiment of the present invention
Schematic diagram, this diagram in using QR code as example, illustrate how calculate display device rotation angle, other have position mark
The directionality bar code of note also can be used similar mode that rotation angle is calculated.Include in QR code 3 telltale mark PA,
PB, PC, when QR code is without rotation (0 degree of angle of rotation), telltale mark PA, PB, PC are located at the upper left corner of QR code, upper right
Angle, the lower left corner.After mobile phone scans QR code, it can recognize and obtain telltale mark PA, PB, PC, then when calculating rotation angle,
Telltale mark PA can be defined as to the origin of X/Y plane reference axis, and according to telltale mark PA to the direction vector of telltale mark PBObtain vectorRotation angle [alpha] relative to X-axis.As shown in fig. 6, telltale mark PB is located at X/Y plane reference axis
The second quadrant, rotation angle [alpha] be, for example, 150 degree.If being with directionality bar code C11, C12, C13, C14 depicted in Fig. 4
Example is to be located at fourth quadrant, therefore the range for rotating angle [alpha] is for directionality bar code C11 and C12, telltale mark PB
270 degree to 360 degree.
The scanning direction step S104 property bar code can also be translated other than the direction information that can obtain display device
Information stored by code directionality bar code, to obtain display device identifier, the model name, display resolution of display device
The information such as rate, Internet Protocol address, media access control address and group number.It in embodiment, can be according to each aobvious
Directionality bar code shown by showing device, obtains the on-line information of each display device, such as is relevant to the online letter of Wi-Fi
Breath enables mobile phone and display device to carry out the communication program of subsequent step by wireless communication.
It is painted about step S108, Fig. 7 and shows the signal of unique patterns in each display device according to an embodiment of the present invention
Figure.Since each display device shows different patterns, so that different display devices can be clear after the first image of shooting
Chu's identification, can pick out the position of each display device by the mode of image procossing.Show that unique patterns can there are many real
Apply mode, as shown in fig. 7, each display device 11-18 can show it is different can identification pattern, shown types of patterns with
Pattern does not limit, this pattern can take display device full screen, makes it possible to be learnt according to the first image of shooting each
The range that a display device 11-18 can actually be shown.Each display device shows that one of embodiment of unique patterns is,
Pure color picture is shown with full screen in each display device 11-18, such as 11 full screen of display device is displayed in red, display device
12 full screens show that yellow, 13 full screen of display device show that green, 14 full screen of display device is displayed in blue, and Fig. 7 is each
Different oblique line shadings depicted in a display device 11-18 can be considered different pure color pictures.
When more as the display device quantity included by the Mosaic screen display system 1, all display devices are all with pure
Color picture, which is shown, might have the doubt that similar color is not easy to recognize, or may lead because of the environment light source of naturally occurring
Particular color is caused to be not easy to recognize.It therefore in another embodiment, can be in the pure color of display device 11-18 wherein at least one
On picture, display can recognize figure, and the type that can recognize figure does not limit, such as can be simple geometry figure.Fig. 8 is painted
One embodiment shows the schematic diagram of unique patterns, in this instance, display device 11-14 in each display device according to the present invention
Pure color picture is shown with full screen, separately display can recognize figure, for example, triangle to display device 15-18 on pure color picture,
Four kinds of colors can so be used only, and (identical oblique line shading indicates identical background color, such as display device 15 and display device 11
The background color of display is identical, display device 16 is identical as the background color that display device 13 is shown), and pick out eight display devices.?
In embodiment, different display devices can also show it is different recognize figure, for example including triangle, circle, rectangle etc.,
It so can more increase cognizable display device quantity.
Unique patterns shown by each display device 11-18 can be decided in its sole discretion by display device 11-18, or in reality
It applies in example, unique patterns shown by each display device 11-18 can be determined by electronic device 20.For example, step is executed
After rapid S104, electronic device 20 can obtain the display device identifier of each display device 11-18, it is known that need how much quantity
Unique patterns, and unique patterns shown by each display device 11-18 can be distributed, e.g. the pure color of what color is drawn
Face, or what can recognize figure including.The relevant information of the unique patterns of decision can be simultaneously transmitted to correspondence by electronic device 20
Each display device 11-18, such as transmit by wireless communication.
Shooting full screen according to an embodiment of the present invention, which is painted, about step S110, Fig. 9 is combined to produce the first image
Schematic diagram.In the first image, since each display device 11-18 shows unique patterns, each display dress can be obtained
The spatial position information (step S112) of 11-18 is set, the spatial position information of each display device 11-18 is filled for example including display
Set the wherein at least one of displayable range and display device apex coordinate position.As described in the previous embodiments, display device
11-18 can show pure color picture with full screen, therefore by color lump or similar image processing techniques is filtered one by one, from the first shadow
As can understand recognize each display device can shown in range and endpoint location, and if display device 11-18 it
Between have gap or have the situation of overlapping, and or display device 11-18 include different size or screen of different shapes, also can
Interpretation is understood from the first image.Therefore by the first image of shooting the step of, each display device 11-18 can be obtained in space
The location information put, and it can be seen that each display device 11-18 can indication range boundary, and then can determine each aobvious
The regional display shown needed for showing device 11-18.
The schematic diagram for calculating display parameters according to an embodiment of the present invention is painted about step S114, Figure 10.Execute step
After S106 obtains the direction information of display device, it can give each display device four originating endpoints according to direction information
P0-P3 respectively corresponds the lower left corner, the upper left corner, the upper right corner, the lower right corner of screen itself, such as originating endpoint P0 corresponds to positioning
PC, originating endpoint P1 is marked to correspond to telltale mark PA, originating endpoint P2 corresponds to telltale mark PB, former as depicted in Figure 10
Side between beginning point P0 and originating endpoint P3 represents the bottom edge (be painted compared with thick lines) of screen itself.And executing step
It, then can be according to spatial position information, since the vertex of lowermost end after S112 obtains the spatial position information of display device
Four space endpoints for sequentially specifying each display device clockwise are p [0]-p [3].
As shown in fig. 6, the feelings of four quadrants can be divided into according to the telltale mark PB positions in X/Y plane reference axis
Shape, in different quadrants, originating endpoint P0-P3 is not identical as the corresponding relationship of space endpoint p [0]-p [3].(0 ° of first quartile
≤ α≤90 °): (P0, P1, P2, P3)=(p [0], p [1], p [2], p [3])；Second quadrant (90 °≤α≤180 °): (P0, P1,
P2, P3)=(p [3], p [0], p [1], p [2])；Third quadrant (180 °≤α≤270 °): (P0, P1, P2, P3)=(p [2], p
[3],p[0],p[1])；Fourth quadrant (270 °≤α≤360 °): (P0, P1, P2, P3)=(p [1], p [2], p [3], p [0]).
By above-mentioned corresponding relationship, after shooting the first image, just can learn should be given in the picture of each display device
Hold, therefore corresponding display parameters can be obtained, can transmit to each display device to show corresponding regional display.
To sum up, invention Mosaic screen display methods and system, it is only necessary to be scanned and shoot using an electronic device, i.e.,
The direction information and spatial position information that display device can be obtained, can ensure that image is properly displayed in Mosaic screen.In addition,
Angle is rotated due to calculating by directionality bar code, can effectively avoid the problem that image inverts, therefore when Mosaic screen,
Each display device can be arbitrarily put, and the position on its bottom edge need not be limited, even if the rotation angle of multiple display devices is not
Together, there is situation opposite up and down, Mosaic screen also can correctly show image, simplify the process that user puts display device.
And this practice can solve the problems, such as screen shift by directionality bar code, can avoid installing gravity sensitive inside display device
Device reduces hardware cost.In addition, showing unique patterns by full screen, showing exactly for each display device can be effectively grasped
Range, even if therefore multiple display devices size it is different or even if widely spaced from each other or have the feelings to overlap each other
Shape still is able to grasp boundary bit that each display device can really be shown wherein by taking pictures, and correspondence is calculated
Display parameters.Therefore, Mosaic screen display methods and system according to the present invention, are automatically performed current spelling by electronic device
The picture block segmentation of screen disposing way is connect, freedom degree is higher when user not only puts display device, and completes putting
Operation later is more simply and quickly.
The present invention is described by above-mentioned related embodiment, however above-described embodiment is only to implement example of the invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from spirit of the invention and
It is changed and retouched made by range, belongs to scope of patent protection of the invention.
Claims (20)
1. a kind of Mosaic screen display methods, which is characterized in that this method comprises:
Splice multiple display devices to form a full screen combination；
In each display device display direction bar code, directionality bar code includes multiple telltale marks；
Scan directionality bar code shown by each display device；
According to multiple telltale mark shown by each display device, the direction information of each display device is obtained；
Unique patterns are shown in each display device；
It shoots the full screen and is combined to produce the first image；
According to the unique patterns that the display device each in first image is shown, the space bit of each display device is obtained
Set information；
According to the direction information and spatial position information of multiple display device, calculate corresponding with multiple display device multiple
Display parameters；And
Multiple display parameters are transmitted to multiple display device, each display device is according to corresponding each display parameters
Show corresponding regional display.
2. Mosaic screen display methods as described in claim 1, which is characterized in that directionality bar code is fast reaction
Code, multiple telltale mark are located at wherein three corners of the fast reaction code.
3. Mosaic screen display methods as described in claim 1, which is characterized in that in the party that each display device is shown
The coded information stored of tropism bar code, including the respectively corresponding unique display device identifier of the display device.
4. Mosaic screen display methods as claimed in claim 3, which is characterized in that the coded storage of directionality bar code
Information further includes the respectively corresponding model name of the display device, display resolution, Internet Protocol address, media access control
The wherein at least one of address and group number.
5. Mosaic screen display methods as described in claim 1, which is characterized in that further include:
According to directionality bar code shown by each display device, the on-line information of each display device is obtained.
6. Mosaic screen display methods as described in claim 1, which is characterized in that further include:
It determines the unique patterns shown by each display device, and the relevant information of the unique patterns of decision is transmitted to
Corresponding respectively display device.
7. Mosaic screen display methods as described in claim 1, which is characterized in that show the uniqueness in each display device
The step of pattern includes:
Pure color picture is shown with full screen in the respectively display device.
8. Mosaic screen display methods as claimed in claim 7, which is characterized in that show the uniqueness in each display device
The step of pattern further include:
In on the pure color picture of multiple display device wherein at least one, display can recognize figure.
9. Mosaic screen display methods as described in claim 1, which is characterized in that the direction information packet of each display device
Include the rotation angle of display device.
10. Mosaic screen display methods as described in claim 1, which is characterized in that the spatial position of each display device
Information includes the wherein at least one of display device displayable range and display device apex coordinate position.
11. a kind of Mosaic screen display system, which is characterized in that the system includes:
Multiple display devices, splicing is to form a full screen combination, in scan phase, each display device display side
Tropism bar code, directionality bar code includes multiple telltale marks, and in photographing phase, each display device display is unique
Pattern；And
Electronic device, comprising:
Image acquisition unit, in the scan phase, which scans the party shown by each display device
Tropism bar code, in the photographing phase, which shoots the full screen and is combined to produce the first image；
Processing unit obtains the direction of each display device according to multiple telltale mark shown by each display device
Information obtains the space of each display device according to the unique patterns that the display device each in first image is shown
Location information, and according to the direction information and spatial position information of multiple display device, it calculates and multiple display device
Corresponding multiple display parameters；And
Communication unit, to transmit multiple display parameters to multiple display device, so that each display device is according to right
The each display parameters answered show corresponding regional display.
12. Mosaic screen display system as claimed in claim 11, which is characterized in that directionality bar code is fast reaction
Code, multiple telltale mark are located at wherein three corners of the fast reaction code.
13. Mosaic screen display system as claimed in claim 11, which is characterized in that be somebody's turn to do in what each display device was shown
The coded information stored of directionality bar code, including the corresponding unique display device identifier of each display device.
14. Mosaic screen display system as claimed in claim 13, which is characterized in that the coded storage of directionality bar code
Information, further include the corresponding model name of each display device, display resolution, Internet Protocol address, media interviews
Control the wherein at least one of address and group number.
15. Mosaic screen display system as claimed in claim 11, which is characterized in that the processing unit is shown also according to each this
Directionality bar code shown by showing device obtains the on-line information of each display device.
16. Mosaic screen display system as claimed in claim 11, which is characterized in that the processing unit is also each to determine
The relevant information of the unique patterns of decision is transmitted to correspondence by the unique patterns shown by the display device, the communication unit
Each display device.
17. Mosaic screen display system as claimed in claim 11, which is characterized in that in photographing phase, each display
Device shows pure color picture with full screen.
18. Mosaic screen display system as claimed in claim 17, which is characterized in that in photographing phase, multiple display
The wherein at least one of device is shown on the pure color picture can recognize figure.
19. Mosaic screen display system as claimed in claim 11, which is characterized in that the direction information of each display device
Rotation angle including display device.
20. Mosaic screen display system as claimed in claim 11, which is characterized in that the spatial position of each display device
Information includes the wherein at least one of display device displayable range and display device apex coordinate position.
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| CN109324773A (en) * | 2017-08-01 | 2019-02-12 | 深圳光峰科技股份有限公司 | Screen method for automatically split-jointing and screen automatic mosaic system |
| CN107800875A (en) | 2017-10-18 | 2018-03-13 | 深圳市战音科技有限公司 | A kind of display methods and system of intelligent wireless multi-screen display |
| CN111510642A (en) * | 2019-01-31 | 2020-08-07 | 中强光电股份有限公司 | Display system, display method for display system, and display device |
| CN109947313B (en) * | 2019-02-21 | 2020-10-16 | 贵安新区新特电动汽车工业有限公司 | Vehicle-mounted display screen segmentation display method and device |
| CN109801590B (en) * | 2019-04-01 | 2020-10-20 | 上海灵信视觉技术股份有限公司 | Multi-receiving-unit automatic configuration method, device and system for LED display screen |
| CN112433688A (en) * | 2019-08-26 | 2021-03-02 | 杭州海康威视数字技术股份有限公司 | Image display method and device and spliced screen |
| CN113470038A (en) * | 2020-03-31 | 2021-10-01 | 京东方科技集团股份有限公司 | Video cutting method and device, electronic equipment and computer readable storage medium |
| CN111240623A (en) * | 2020-04-07 | 2020-06-05 | 北京小米移动软件有限公司 | Information processing method and device, and storage medium |
| CN111694534A (en) * | 2020-06-15 | 2020-09-22 | 京东方科技集团股份有限公司 | Method and device for acquiring display unit information of spliced screen |
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