CN107678722A - Multi-screen splices method, apparatus and multi-projection system giant-screen - Google Patents
Multi-screen splices method, apparatus and multi-projection system giant-screen Download PDFInfo
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- CN107678722A CN107678722A CN201710941509.XA CN201710941509A CN107678722A CN 107678722 A CN107678722 A CN 107678722A CN 201710941509 A CN201710941509 A CN 201710941509A CN 107678722 A CN107678722 A CN 107678722A
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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
Abstract
The present invention relates to a kind of multi-screen splicing method, apparatus and multi-projection system giant-screen, wherein method to comprise the following steps：The model of multi-screen is observed according to the simulation camera on the viewing position of setting, observation obtains the ratio of the size of each screen of multi-screen image, the prime frame image received is split according to the ratio of the size of each screen of observation, obtain sprite corresponding to each screen, the sprite is stretched according to true resolution of each screen at viewing scene, the subgraph of each screen actual displayed is obtained, subgraph is respectively displayed on each screen.Above-mentioned multi-screen joining method, scheme calculating process is simply efficient, can realize the effect of the quick tiled display of multi-screen.
Description
Technical field
The present invention relates to display technology field, splices method, apparatus more particularly to a kind of multi-screen and more projections are spelled
Connect giant-screen.
Background technology
With the development of Display Technique, such as in some large-scale meeting room, showroom, Movie Houses etc., in order to build more
Good vision immersion experience effect, can usually use nonplanar screen to show an entire picture, at present non-planar screens
Mainly include arc curtain, spherical curtain and multiple plane screens connect giant-screen of composition etc. at an angle.
It is multi-screen connected in order to realize the effect that a width entirety video image is shown on the giant-screen of multiple plane screens splicing
The method connect is widely used.Such as the projection tiled display of multi-screen, it is by the Video Image Segmentation of an entirety
For multiple subgraphs, multiple subgraphs are projected on multi-screen using Duo Tai projectors, be collectively forming one it is continuous whole
Display picture, this just needs to carry out segmentation splicing to the display picture of multi-screen on backstage.Traditional multi-screen splicing side
Method, multiple video cameras typically are created by simulating in software, render corresponding point of multiple video cameras respectively by calculation process
The subimage sequence cut synthesizes one group of video, and multiple screens are shown according to the subimage sequence rendered, are realized in multi-screen
Curtain shows the effect of entire picture content.
Above-mentioned multi-screen joining method, processing procedure is cumbersome, and time-consuming that efficiency is low for processing, and with high costs.
The content of the invention
Based on this, it is necessary to for traditional multi-screen joining method calculating process efficiency it is low the problem of, there is provided a kind of multi-screen
Curtain joining method and device.
A kind of multi-screen joining method, comprises the following steps：
The model of multi-screen is observed according to the simulation camera on the viewing position of setting, observation obtains multi-screen
The ratio of the size of each screen of image；
The prime frame image received is split according to the ratio of the size of each screen of observation, obtains each screen
Corresponding sprite；
The sprite is stretched according to true resolution of each screen at viewing scene, it is real to obtain each screen
The subgraph that border is shown；
The subgraph is respectively displayed on each screen.
A kind of multi-screen connected connection device, including：
Computing module, the simulation camera on the viewing position according to setting are observed to the model of multi-screen,
Observation obtains the ratio of the size of each screen of multi-screen image；
Split module, the ratio for the size of each screen according to observation is divided the prime frame image received
Cut, obtain sprite corresponding to each screen；
Stretching module, for being stretched according to true resolution of each screen at viewing scene to the sprite,
Obtain the subgraph of each screen actual displayed；
Display module, for the subgraph to be respectively displayed on into each screen.
Above-mentioned multi-screen splices method and apparatus, in the multi-screen viewing model of place built in software, according to setting
The ratio of size of each screen of a viewing position detection prime frame image of source video is split, afterwards will segmentation
Sprite be stretched to the true resolution of each screen, it is possible to obtain each subgraph for being used to show, each screen shows
Show that the subgraph of reception forms the complete frame of video of a width, scheme calculating process is simply efficient, can realize the fast Speed Pinyin of multi-screen
Connect the effect of display.
A kind of computer equipment, including processor and memory, the memory storage have computer program, the calculating
When machine program is by the computing device so that the step of computing device multi-screen joining method as described above.
Above computer equipment, by the computer program run on the processor, simply and efficiently realize multi-screen
The effect of the quick tiled display of curtain.
A kind of computer-readable recording medium, computer program is stored with, when the computer program is executed by processor,
So that the step of computing device multi-screen joining method as described above.
Above computer storage medium, by the computer program of its storage, it is quick simply and efficiently to realize multi-screen
The effect of tiled display.
In addition, also providing a kind of multi-projection system giant-screen, include the giant-screen of multiple flat screens composition, it is described each
Screen has projector's alignment screen to be projected respectively, each drop shadow spread of projector and each on-screen display (osd) area
Matching, the multi-projection system giant-screen perform multi-screen joining method as described above when projecting splicing.
Above-mentioned multi-projection system giant-screen, in the multi-screen viewing model of place built in software, according to the sight of setting
The ratio of the size of each screen of shadow position detection is split to the prime frame image of source video, afterwards by the sprite of segmentation
It is stretched to the true resolution of each screen, it is possible to obtain each subgraph for Projection Display, be sent to corresponding throwing
Shadow machine, each projector carry out Projection Display according to the subgraph of reception and form the complete frame of video of a width, scheme calculating process
It is simple efficient so that the multi-projection system giant-screen can realize the effect of the quick splicing width intact video images of Projection Display one
Fruit.
Brief description of the drawings
Fig. 1 is that multi-screen splices method flow diagram；
Fig. 2 is multi-screen connected connection device structural representation；
Fig. 3 is that the multi-screen of one embodiment projects splicing system structural representation；
Fig. 4 is the square box type multi-screen top view of one embodiment；
Fig. 5 is the square box type multi-screen top view of one embodiment；
Fig. 6 is the threedimensional model schematic diagram of a scenario of one embodiment；
Fig. 7 is the multi-screen image schematic diagram of the observation of one embodiment；
Fig. 8 is the prime frame image schematic diagram of one embodiment；
Fig. 9 is the schematic diagram of the sprite of the segmentation of one embodiment.
Embodiment
Method, apparatus and the specific reality of multi-projection system giant-screen are spliced to the multi-screen of the present invention below in conjunction with the accompanying drawings
The mode of applying describes in detail.
Referring to Fig. 1, Fig. 1 is that multi-screen splices method flow diagram, is comprised the following steps：
S101, the model of multi-screen is observed according to the simulation camera on the viewing position of setting, obtains multi-screen
The ratio of the size of each screen of curtain image.
Above-mentioned steps, the viewing position set in the threedimensional model for being the multi-screen built in advance in software
On, camera is simulated by one of the position, the threedimensional model of multi-screen is observed.
Wherein, described multi-screen can connect the large-size screen monitors formed by multiple plane screens so that any angle is adjacent
Curtain, thus the giant-screen being spliced can be nonplanar, such as can be connected in obtuse angle by two adjacent surfaces screen
The arc giant-screen of multiaspect square planar screen composition, or the square box shaped screen formed by multiple flat screen vertical connections
Curtain, such as the front main wall face of some large-scale exhibition rooms, and the Zuo Qiang, You Qiang adjacent with main wall face, ground, the side of ceiling composition
Box-like curtain.
In one embodiment, the multi-screen includes being mutually connected vertically left screen, middle screen, right screen, four, curtain screen
The semiclosed multi-screen of square box shaped of curtain composition.
In order to show the video image of a view picture plane effect on above-mentioned nonplanar splicing multi-screen, pass through setting
Simulation camera is observed to multi-screen, the ratio of the size of each screen in the multi-screen image observed.
Wherein, the multi-screen image of the observation is the width multi-screen three in simulation camera position analog vision observation
The plane picture of dimension module, the image corresponds to the plane picture display effect that we need to realize, reference can be made to shown in Fig. 7.Specifically
, realized from software for upper, a plane can be built between multi-screen model and simulation camera, imaged by simulating
The multi-screen model of head observation can obtain the shape of each screen of each plane in projection, size in the projection of the plane
Ratio.The ratio of the size is the ratio of the size for each screen observed.
, can be with before above-mentioned calculation step in order to draw subgraph of each screen of multi-screen eventually for display
The threedimensional model of multi-screen and viewing scene is first built in software, is carried out in a model afterwards at related simulation trial
Reason.
In one embodiment, the simulation camera on the viewing position according to setting is carried out to the model of multi-screen
Before the step of observation, in addition to step：
According to the ratio structure multi-screen of actual size and the threedimensional model of viewing scene of multi-screen；
Ratio according to the actual size of multi-screen sets viewing position in the three-dimensional model, obtains the viewing position of setting
Coordinate value；
In the threedimensional model, one mould is set in the viewing position of setting according to the coordinate value of the viewing position of setting
Intend video camera, the viewing area of the observation area covering multi-screen of the analog video camera.
The technical scheme of above-described embodiment, in software according to multi-screen and the ratio of the actual size at viewing scene, frame
If threedimensional model, computing is carried out in the threedimensional model.In order to simulate the actual viewing effect in viewing scene, it is more to obtain actual viewing
Screen forms the display effect of plane giant-screen, and according to the viewing scene ratio of reality, correspondence position sets one in the three-dimensional model
Individual analog video camera, multi-screen model is observed by the analog video camera and carries out related computing.Due to only setting up a shooting
Machine, computing directly is carried out in viewing position, more camera difference calculation process, this programme are set up compared to traditional multiple screens
Computing take resource it is less, can effectively lift arithmetic speed.
Wherein, the setting of the viewing position, area in front of multi-screen can typically be chosen depending on actual conditions
Domain optional position, computing is observed by the selected position, then can obtain the subgraph of position viewing effect optimization
As output result.
In one embodiment, the ratio of the actual size according to multi-screen sets viewing position in the three-dimensional model
Put, include the step of the coordinate information for the viewing position for obtaining setting：
The optimal viewing position at viewing scene is obtained according to the size at multi-screen viewing scene；
According to the corresponding position setting viewing in the three-dimensional model of the ratio of the size of the optimal viewing position at viewing scene
Position, obtain the coordinate value of setting viewing position in the three-dimensional model.
Above-mentioned optimal viewing position, can be depending on the actual viewing effect by viewing scene, such as in Movie House, can be with
Viewing region centre position in front of the Movie House screen, or medium line rearward 2/3rds position.Can also be in software
The middle viewing effect assessment parameter with related image algorithm according to setting, the optimal viewing position for taking optimal solution and drawing are sat
Mark.The technical scheme of the embodiment, select the position of viewing best results, i.e., viewing position of the optimal viewing position as setting
Put, be that standard carries out frame of video splicing computing by the viewing position, each position at multi-screen viewing scene can be caused
Viewing effect optimizes, the overall video display effect of lifting multi-screen.
S102, the prime frame image received is split according to the ratio of the size of each screen of observation, obtained each
Sprite corresponding to individual screen.
In above-mentioned steps, the ratio of the size of each screen of the observation obtained according to foregoing operation, to what is received
Prime frame image is split, wherein, the prime frame image is a wherein two field picture for the source video of display to be spliced, according to observation
The ratio of size of each screen prime frame image is split in proportion, the sprite for each screen split.
Wherein, the specific implementation that the ratio of the size of each screen according to observation is split to prime frame image
Mode can have a variety of, such as can be split according to the ratio of the shape border of each screen, or calculate each of segmentation
The resolution ratio of individual screen, prime frame image is split according to the resolution ratio.
In one embodiment, the ratio of the size of each screen according to observation is entered to the prime frame image received
The step of going and split, obtaining sprite corresponding to each screen includes：
According to the ratio of the size of each screen of observation and the resolution ratio of the prime frame image received, multi-screen is obtained
The resolution ratio of each screen of segmentation；
The resolution ratio for each screen split according to multi-screen is split to the prime frame image received, obtains each screen
Sprite corresponding to curtain.
The technical scheme of above-described embodiment, according to the resolution ratio of source video two field picture and the size of each screen of observation
Ratio, the resolution ratio of each screen of segmentation is calculated, prime frame image split according to the resolution ratio, the partitioning scheme is simple
Efficiently, it is easy to accomplish.
S103, the sprite is stretched according to true resolution of each screen at viewing scene, obtained each
The subgraph of screen actual displayed.
The subgraph that abovementioned steps obtain, it is the subgraph of each screen viewing of the live viewing image effect segmentation of simulation
Picture, but actual multi-screen is due to being nonplanar, between the actual angle of each screen and size and simulation viewing screen
There is difference, therefore, it is also desirable to above-mentioned subgraph is stretched to the actual resolution ratio of corresponding each screen, it is each so as to obtain
The subgraph of individual screen actual displayed.
S104, the subgraph is respectively displayed on each screen.
In above-mentioned steps, the subgraph for drawing high to obtain is included on each screen connected at an angle, due to
Near big and far smaller visual effect, it can show that a view picture continuously similar to plane large-size screen monitors in each screen of viewing position detection
The video display effect of curtain.
Specifically, display of each screen to subgraph can have multiple display modes, such as each screen can be hair
Optical diode (Light Emitting Diode, abbreviation LED) display screen, LCDs or digital light processing (Digital
Light Procession, abbreviation DLP) display screen, or can be that Projection Display is carried out to each screen by projector.
In one embodiment, the step that the subgraph is respectively displayed on each screen includes：
Each subgraph is sent at most platform projector so that Duo Tai projectors exist each subgraph Projection Display
On corresponding each screen；
Wherein, every projector is arranged to carry out Projection Display to a corresponding screen.
The technical scheme of above-described embodiment, by the subgraph that computing is drawn by corresponding the throwing set with each screen
Shadow machine, Projection Display being carried out to each screen, each screen prjection, which is shown, collectively constitutes a continuous whole display picture, from
And realize the display effect that a width video pictures are shown on nonplanar multi-screen.
Above-mentioned multi-screen joining method, in the multi-screen viewing model of place built in software, according to one of setting
The ratio of the size of each screen of viewing position detection is split to the prime frame image of source video, afterwards draws the son of segmentation
Face is stretched to the true resolution of each screen, it is possible to obtains each subgraph for being used to show, each screen display receives
Subgraph formed the complete frame of video of a width, scheme calculating process is simply efficient, can realize the quick tiled display of multi-screen
Effect.
Referring to Fig. 2, Fig. 2 is multi-screen connected connection device structural representation, and the multi-screen connected connection device includes：
Computing module, the simulation camera on the viewing position according to setting are observed to the model of multi-screen,
Observation obtains the ratio of the size of each screen of multi-screen image；
Split module, the ratio for the size of each screen according to observation is divided the prime frame image received
Cut, obtain sprite corresponding to each screen；
Stretching module, for being stretched according to true resolution of each screen at viewing scene to the sprite,
Obtain the subgraph of each screen actual displayed；
Display module, for the subgraph to be respectively displayed on into each screen.
Above-mentioned multi-screen connected connection device, in the multi-screen viewing model of place built in software, according to the viewing of setting
The ratio of the size of each screen of position detection is split to the prime frame image of source video, afterwards draws the sprite of segmentation
Extend the true resolution of each screen, it is possible to obtain each subgraph for being used to show, the son that each screen display receives
Image forms the complete frame of video of a width, and scheme calculating process is simply efficient, can realize the effect of the quick tiled display of multi-screen
Fruit.
The above-mentioned multi-screen connected connection device of the present invention and the multi-screen joining method of the present invention correspond, in above-mentioned multi-screen
Curtain joining method embodiment illustrate technical characteristic and its advantage suitable for the embodiment of multi-screen connected connection device,
Hereby give notice that.
A kind of computer equipment, including processor and memory, the memory storage have computer program, the calculating
When machine program is by the computing device so that the step of the computing device as above multi-screen joining method described in any one
Suddenly.
Above computer equipment, by the computer program run on the processor, simply and efficiently realize multi-screen
The effect of the quick tiled display of curtain.
A kind of computer-readable recording medium, computer program is stored with, when the computer program is executed by processor,
So that the computing device as above multi-screen joining method described in any one the step of.
Above computer storage medium, by the computer program of its storage, it is quick simply and efficiently to realize multi-screen
The effect of tiled display.
In addition, the present invention also provides a kind of multi-projection system giant-screen, include the giant-screen of multiple flat screens composition, institute
State each screen has projector's alignment screen to be projected respectively, and each drop shadow spread of projector shows with each screen
Show Region Matching, the multi-projection system giant-screen performs the as above multi-screen splicing described in any one when projecting splicing
Method.
Above-mentioned multi-projection system giant-screen, in the multi-screen viewing model of place built in software, according to the sight of setting
The ratio of the size of each screen of shadow position detection is split to the prime frame image of source video, afterwards by the sprite of segmentation
It is stretched to the true resolution of each screen, it is possible to obtain each subgraph for Projection Display, be sent to corresponding throwing
Shadow machine, each projector carry out Projection Display according to the subgraph of reception and form the complete frame of video of a width, scheme calculating process
It is simple efficient so that the multi-projection system giant-screen can realize the effect of the quick width intact video images of tiled display one.
In order that the multi-screen joining method of the present invention becomes apparent from, specifically carried out below in conjunction with one using example
Explanation.
This is shown in Figure 3 using the application scenarios of example, and Fig. 3 is that the multi-screen of one embodiment projects splicing system knot
Structure schematic diagram, the system include a computer, Zuo Ping, middle screen, right screen, four screens compositions of curtain square box shaped it is semiclosed more
Screen, and projector A one-to-one with each screen, projector B, projector C and projector D.Wherein, the computer
Communicated to connect respectively with Duo Tai projectors；Referring to Fig. 4 and Fig. 5, Zuo Ping, middle screen and You Pinggeyou projectors A, projector B, projection
Machine C and projector D carries out Projection Display to corresponding screen, and the drop shadow spread of each projector is aobvious with corresponding each screen
Show Region Matching.The allocation of computer is the multi-screen joining method described in execution any of the above-described.
Specifically, above-mentioned multi-screen projection splicing system can include such as when performing the projection tiled display to source video
Lower step：
The actual size of square box shaped multi-screen and the actual size at viewing scene are obtained, positions optimal viewing position.
In computer software, according to the actual size of square box shaped multi-screen and the actual size accurate simulation at viewing scene
Multi-screen and the threedimensional model of viewing scene are built, a simulation shooting is created in optimal viewing position corresponding to threedimensional model
Machine, the observation area of the video camera accurately covers the viewing area of multi-screen, shown in Figure 6.
Computing is observed to the threedimensional model of multi-screen by the analog video camera in software, according to the multi-screen of observation
The resolution ratio of four screens of the segmentation that the ratio of the size of each screen of curtain image is observed, shown in Figure 7, Fig. 7
For the multi-screen image schematic diagram of the observation of one embodiment.
According to the resolution ratio of the four of the observation calculated screens, virtual camera is beaten in software and renders test chart,
Test chart projected at viewing scene by projector and to bit test, judge whether is picture that test chart projects
Matched with the viewing area of each screen, if coincide, illustrate that the resolution ratio calculating of four screens of the segmentation is errorless, it is no
Recalculated after can then being adjusted accordingly according to site testing data.
According to the resolution ratio for counting counted four screens, the video prime frame image received is split, obtains four
The sprite of segmentation, referring to shown in Fig. 8 and Fig. 9.
In later stage software, according to left screen, middle screen, right screen, four screens of curtain true resolution to four segmentation
Sprite is stretched, obtain four be used for show subgraph.
Aforementioned four subgraph is exported respectively to be projected the subgraph received aobvious to four projectors, four projectors
Show on corresponding screen, i.e., left screen, middle screen, right screen, on four screens of curtain combination show the complete Continuous Vision of a width
The video pictures of effect.
Same each frame video frame images to source video carry out above-mentioned tiled display processing, that is, realize in above-mentioned square box
Show that a width plane regards the effect of the video of effect on the multi-screen of shape.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction executing device, device or equipment (such as computer based device including the device of processor or other can be held from instruction
Luggage is put, the device of device or equipment instruction fetch and execute instruction) use, or combine these instruction executing devices, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
Defeated program is for instruction executing device, device or equipment or the dress used with reference to these instruction executing devices, device or equipment
Put.
The more specifically example (non-exhaustive list) of computer-readable medium includes following：Connected up with one or more
Electrical connection section (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium, which can even is that, to print the paper of described program thereon or other are suitable
Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction executing device with storage
Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware
Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal
Discrete logic, have suitable combinational logic gate circuit application specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of multi-screen joining method, it is characterised in that comprise the following steps：
The model of multi-screen is observed according to the simulation camera on the viewing position of setting, obtains each of multi-screen image
The ratio of the size of individual screen；
The prime frame image received is split according to the ratio of the size of each screen of observation, it is corresponding to obtain each screen
Sprite；
The sprite is stretched according to true resolution of each screen at viewing scene, it is actual aobvious to obtain each screen
The subgraph shown；
The subgraph is respectively displayed on each screen.
2. multi-screen joining method according to claim 1, it is characterised in that on the viewing position according to setting
Before the step of simulation camera is observed to the model of multi-screen, in addition to step：
According to the ratio structure multi-screen of actual size and the threedimensional model of viewing scene of multi-screen；
Ratio according to the actual size of multi-screen sets viewing position in the three-dimensional model, obtains the seat of the viewing position of setting
Scale value；
In the threedimensional model, a simulation is set to take the photograph in the viewing position of setting according to the coordinate value of the viewing position of setting
Camera, the viewing area of the observation area covering multi-screen of the analog video camera.
3. multi-screen joining method according to claim 2, it is characterised in that the actual size according to multi-screen
Ratio sets viewing position in the three-dimensional model, includes the step of the coordinate value for the viewing position for obtaining setting：
The optimal viewing position at viewing scene is obtained according to the size at multi-screen viewing scene；
According to the ratio of the size of the optimal viewing position at viewing scene, corresponding position sets viewing position in the three-dimensional model,
Obtain the coordinate value of setting viewing position in the three-dimensional model.
4. multi-screen joining method according to claim 1, it is characterised in that the chi of each screen according to observation
The step of very little ratio is split to the prime frame image received, obtains sprite corresponding to each screen includes：
According to the ratio of the size of each screen of observation and the resolution ratio of the prime frame image received, multi-screen segmentation is obtained
Each screen resolution ratio；
The resolution ratio for each screen split according to multi-screen is split to the prime frame image received, obtains each screen pair
The sprite answered.
5. multi-screen joining method according to claim 1, it is characterised in that described to be respectively displayed on the subgraph
Step on each screen includes：
Each subgraph is sent at most platform projector so that Duo Tai projectors are by each subgraph Projection Display corresponding
Each screen on；
Wherein, every projector is arranged to carry out Projection Display to a corresponding screen.
6. multi-screen joining method according to claim 1, it is characterised in that the multi-screen includes being mutually connected vertically
Left screen, middle screen, right screen, four screens of curtain composition the semiclosed multi-screen of square box shaped.
A kind of 7. multi-screen connected connection device, it is characterised in that including：
Computing module, the simulation camera on the viewing position according to setting are observed to the model of multi-screen, observation
Obtain the ratio of the size of each screen of multi-screen image；
Split module, the ratio for the size of each screen according to observation is split to the prime frame image received, obtained
To sprite corresponding to each screen；
Stretching module, for being stretched according to true resolution of each screen at viewing scene to the sprite, obtain
The subgraph of each screen actual displayed；
Display module, for the subgraph to be respectively displayed on into each screen.
8. a kind of computer equipment, including processor and memory, the memory storage has computer program, the computer
When program is by the computing device so that the multi-screen splicing any one of the computing device claim 1 to 6
The step of method.
9. a kind of computer-readable recording medium, computer program is stored with, when the computer program is executed by processor, is made
The step of obtaining the multi-screen joining method any one of the computing device claim 1 to 6.
A kind of 10. multi-projection system giant-screen, it is characterised in that include the giant-screen of multiple flat screens composition, it is described each
Screen has projector's alignment screen to be projected respectively, each drop shadow spread of projector and each on-screen display (osd) area
Matching, the multi-projection system giant-screen perform the multi-screen as described in any one of claim 1 to 6 when projecting splicing
Joining method.
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| CN108897512A (en) * | 2018-07-06 | 2018-11-27 | 北京鲸世科技有限公司 | Image sending method and device, splice displaying system |
| CN108983963A (en) * | 2018-06-07 | 2018-12-11 | 吉利汽车研究院（宁波）有限公司 | A kind of vehicle virtual reality system method for establishing model and system |
| CN109213463A (en) * | 2018-08-27 | 2019-01-15 | 深圳艺达文化传媒有限公司 | Promotion video separated screen display methods and Related product |
| CN109308174A (en) * | 2018-10-10 | 2019-02-05 | 烟台职业学院 | Across screen picture splicing control method |
| CN109640070A (en) * | 2018-12-29 | 2019-04-16 | 上海曼恒数字技术股份有限公司 | A kind of stereo display method, device, equipment and storage medium |
| CN110097831A (en) * | 2019-04-17 | 2019-08-06 | 广州朗国电子科技有限公司 | The seamless display method, apparatus and system of LCD mosaic screen |
| CN110109635A (en) * | 2019-04-26 | 2019-08-09 | 广州视源电子科技股份有限公司 | It throws screen display table, throw screen display method, apparatus, controller, equipment and medium |
| CN110716703A (en) * | 2018-07-13 | 2020-01-21 | 京东方科技集团股份有限公司 | Image processing method and device of spliced screen and spliced screen |
| CN110989959A (en) * | 2019-12-16 | 2020-04-10 | 深圳数拓科技有限公司 | Screen splicing display method and device |
| CN111050156A (en) * | 2018-10-11 | 2020-04-21 | 上海云绅智能科技有限公司 | Projection method and system based on four-fold screen field and four-fold screen field |
| CN111341214A (en) * | 2020-04-23 | 2020-06-26 | 深圳市朗形数字科技有限公司 | Method and device for correcting and seamlessly fusing multi-screen splicing projection curved surfaces |
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| CN113142798A (en) * | 2021-04-29 | 2021-07-23 | 山东数字人科技股份有限公司 | Three-dimensional scene display system and three-dimensional scene display method thereof |
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| CN108983963B (en) * | 2018-06-07 | 2021-03-26 | 吉利汽车研究院（宁波）有限公司 | Vehicle virtual reality system model establishing method and system |
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| US11568513B2 (en) | 2018-07-13 | 2023-01-31 | Boe Technology Group Co., Ltd. | Image processing method and device for spliced panel, and spliced panel |
| CN110716703B (en) * | 2018-07-13 | 2021-01-26 | 京东方科技集团股份有限公司 | Image processing method and device of spliced screen and spliced screen |
| CN110716703A (en) * | 2018-07-13 | 2020-01-21 | 京东方科技集团股份有限公司 | Image processing method and device of spliced screen and spliced screen |
| CN109213463A (en) * | 2018-08-27 | 2019-01-15 | 深圳艺达文化传媒有限公司 | Promotion video separated screen display methods and Related product |
| CN109308174A (en) * | 2018-10-10 | 2019-02-05 | 烟台职业学院 | Across screen picture splicing control method |
| CN111050156A (en) * | 2018-10-11 | 2020-04-21 | 上海云绅智能科技有限公司 | Projection method and system based on four-fold screen field and four-fold screen field |
| CN111212219B (en) * | 2018-11-21 | 2021-10-26 | Cj Cgv 株式会社 | Method and system for generating multi-faceted images using virtual cameras |
| CN109640070A (en) * | 2018-12-29 | 2019-04-16 | 上海曼恒数字技术股份有限公司 | A kind of stereo display method, device, equipment and storage medium |
| CN110097831A (en) * | 2019-04-17 | 2019-08-06 | 广州朗国电子科技有限公司 | The seamless display method, apparatus and system of LCD mosaic screen |
| CN110109635A (en) * | 2019-04-26 | 2019-08-09 | 广州视源电子科技股份有限公司 | It throws screen display table, throw screen display method, apparatus, controller, equipment and medium |
| CN112256163A (en) * | 2019-07-03 | 2021-01-22 | 西安诺瓦星云科技股份有限公司 | Screen configuration method, device and system for spliced display screen |
| CN110989959A (en) * | 2019-12-16 | 2020-04-10 | 深圳数拓科技有限公司 | Screen splicing display method and device |
| CN113377251A (en) * | 2020-03-10 | 2021-09-10 | 杭州海康威视数字技术股份有限公司 | Image display method, device, equipment and storage medium |
| CN111341214A (en) * | 2020-04-23 | 2020-06-26 | 深圳市朗形数字科技有限公司 | Method and device for correcting and seamlessly fusing multi-screen splicing projection curved surfaces |
| CN111711800A (en) * | 2020-07-01 | 2020-09-25 | 苏州科达科技股份有限公司 | Image processing method and device for tiled display screen and storage medium |
| CN111711800B (en) * | 2020-07-01 | 2022-01-28 | 苏州科达科技股份有限公司 | Image processing method and device for tiled display screen and storage medium |
| CN112887690A (en) * | 2021-01-27 | 2021-06-01 | 智能场景(广东)科技有限公司 | Stereoscopic projection system and method based on single projection equipment |
| CN112887690B (en) * | 2021-01-27 | 2023-05-12 | 智能场景(广东)科技有限公司 | Stereoscopic projection system and method based on single projection device |
| CN113142798A (en) * | 2021-04-29 | 2021-07-23 | 山东数字人科技股份有限公司 | Three-dimensional scene display system and three-dimensional scene display method thereof |
| CN113142798B (en) * | 2021-04-29 | 2022-11-08 | 山东数字人科技股份有限公司 | Three-dimensional scene display system and three-dimensional scene display method thereof |
| CN113286196A (en) * | 2021-05-14 | 2021-08-20 | 湖北亿咖通科技有限公司 | Vehicle-mounted video playing system and video split-screen display method and device |
| CN113421344A (en) * | 2021-05-28 | 2021-09-21 | 互动视创科技(武汉)有限责任公司 | Immersive film watching device and method |
| CN113709387A (en) * | 2021-08-16 | 2021-11-26 | 中国农业银行股份有限公司苏州分行 | Service content query method based on RFID Internet of things |
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