CN109697014A - Multi-screen synchronizes touch control method, apparatus and system - Google Patents
Multi-screen synchronizes touch control method, apparatus and system Download PDFInfo
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- CN109697014A CN109697014A CN201810160428.0A CN201810160428A CN109697014A CN 109697014 A CN109697014 A CN 109697014A CN 201810160428 A CN201810160428 A CN 201810160428A CN 109697014 A CN109697014 A CN 109697014A
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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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
-
- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/048—Indexing scheme relating to G06F3/048
- G06F2203/04803—Split screen, i.e. subdividing the display area or the window area into separate subareas
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/048—Indexing scheme relating to G06F3/048
- G06F2203/04808—Several contacts: gestures triggering a specific function, e.g. scrolling, zooming, right-click, when the user establishes several contacts with the surface simultaneously; e.g. using several fingers or a combination of fingers and pen
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- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The invention discloses a kind of multi-screen synchronous touch control methods, apparatus and system, wherein the described method includes: passing through the touch information of at least two cameras acquisition difference contact when carrying out touch-control at least two sub-screens；The touch information is received, position of the different contacts in the screen is determined according to touch information；The touch information of different contacts is handled, the corresponding control information in different contacts is obtained；The sub-screen that different contacts are located at is determined according to position of the different contacts in screen, and the image controlled on the sub-screen that different contacts are located at according to the control information is shown.Thus, multiple users can carry out touch-control to the image content in multiple sub-screens simultaneously simultaneously, each user can simultaneously and the image content in each sub-screen of independent operation, that is can more than enough people independent operation carried out respectively to the image content of multiple signal sources simultaneously, and it is noiseless between each other.
Description
This application claims applicant submitted on October 20th, 2017 application No. is 201710984981.1, denomination of invention
For the priority of the earlier application of " multi-screen synchronous touch control method, apparatus and system ".
Technical field
The present invention relates to technical field of intelligent interaction, and in particular to a kind of synchronization touch control method of multi-screen, device and is
System.
Background technique
With the arrival of information age, the interaction technique of people and information is played an increasingly important role, wherein multi-screen
Curtain touch-control linkage display is exactly current most modern one of video signal tool, extensive due to the intuitive feature of itself
Applied to every field.
Infrared frame type touch screen is attached by current infrared frame type touch screen by USB interface with signal source, only
The touch-control of one user can be responded, namely can only the image content to signal source carry out touch-control, even if moreover, increasing
Add the screen area of infrared frame type touch screen and correspondingly increases the Laser emission and reception device on frame, it also can only be right
The image content of one signal source carries out touch-control.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of multi-screen synchronous touch control methods, apparatus and system.
In a first aspect, the embodiment of the invention provides a kind of synchronous touch control methods of multi-screen, which comprises
The touch information of the difference contact when carrying out touch-control at least two sub-screens is acquired by least two cameras,
At least two sub-screen is stitched together to form screen, and the screen surface is formed with infrared light curtain；
The touch information is received, position of the different contacts in the screen is determined according to the touch information；
The touch information of the different contacts is handled, the corresponding control information in the different contacts is obtained；
The sub-screen that the different contacts are located at, and root are determined according to position of the different contacts in the screen
The image controlled on the sub-screen that the different contacts are located at according to the control information is shown.
In some embodiments, the touch information includes at least one in position, shape or the track of different contacts
Kind；According to different position, shape or the tracks of contact or the various combination of former three, it is corresponding to obtain the different contacts
Control information.
In some embodiments, which comprises
The first mapping table of the working space of each camera and effective display window of the screen is stored in advance,
And the second mapping table of effective display window of each sub-screen and effective display window of the screen；
According to first mapping table, by the position of contacts different under the coordinate system of the working space of each camera
The position of different contacts under the coordinate system of effective display window of the screen is converted to, to obtain different contacts in the screen
In position；
The different touchings are determined according to the position of second mapping table and the different contacts in the screen
The be located at sub-screen of point.
In some embodiments, the working space of each camera and each sub-screen correspond.
In some embodiments, according to the variation of the control information control image, wherein the variation packet of described image
It includes and image is moved to left, is moved to right, is amplified, is reduced, is deleted, is identified, is write, is rotated or page turning.
Second aspect of the present invention provides a kind of computer readable storage medium comprising instruction, when it is transported on computers
When row, so that the computer executes the synchronous touch control method of multi-screen described in first aspect.
Third aspect present invention provides a kind of multi-screen synchronization touch-control system comprising: at least two sub-screens, at least two
A camera and processor, wherein
At least two sub-screen is stitched together to form screen, for showing picture material；
At least two camera is used to obtain the touch-control of the difference contact when carrying out touch-control at least two sub-screens
Information；
The processor is used to receive the touch information of the different contacts, determines the difference according to the touch information
Position of the contact in the screen, and the touch information of the different contacts is handled, obtain the different contacts pair
The control information answered is shielded according to the son that position of the different contacts in the screen determines that the different contacts are located at
Curtain, and the image on the sub-screen that the different contact is located at is controlled according to the control information and is shown.
In some embodiments, the corresponding sub-screen of the working space of each camera；
The first of the working space of each camera and effective display window of the screen is stored in advance in the processor
Second corresponding relationship of effective display window of effective display window of mapping table and each sub-screen and the screen
Table；
According to first mapping table, by the position of contacts different under the coordinate system of the working space of each camera
The position of different contacts under the coordinate system of effective display window of the screen is converted to, to obtain different contacts in the screen
In position；
The different touchings are determined according to the position of second mapping table and the different contacts in the screen
The be located at sub-screen of point.
In some embodiments, the system also includes infrared light curtains to form device, in the screen surface shape
At there is infrared light curtain；The camera is infrared camera, and infrared camera and the sub-screen correspond.
Through the invention, multiple users can carry out touch-control simultaneously to the signal source contents in multiple sub-screens simultaneously, often
A user can concurrently and independently operate the image content in each sub-screen, that is to say, that the more than enough people of energy is simultaneously to multiple letters
The content in number source carries out independent operation respectively, and noiseless between each other.
Detailed description of the invention
Fig. 1 is the flow diagram of the synchronous touch control method of multi-screen provided by one embodiment of the present invention.
Fig. 2 be another embodiment of the present invention provides the synchronous touch device of multi-screen structural schematic diagram.
Fig. 3 is the structural schematic diagram for the synchronous touch-control system of multi-screen that further embodiment of this invention provides.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Fig. 1 is the flow diagram of the synchronous touch control method of multi-screen provided by one embodiment of the present invention, as shown in Figure 1,
It the described method comprises the following steps:
S11: the touch information of the difference contact when synchronizing touch-control at least two sub-screens is received, according to the touching
Control information determines position of the different contacts in the screen.Herein, (as follows to be described according to touch-control implementation
), it the difference when carrying out touch-control at least two sub-screens can be touched by least two cameras or infrared camera acquisition
The touch information of point.
In this application, at least two sub-screens can be stitched together to form screen by multi-screen splicing processor, spell
The multiple sub-screens being connected together can be spatially placed adjacent, and spatially separated can also be arranged, such as can separate
Certain distance is placed.
In some embodiments, the touch-control on multiple sub-screens can also be by remote-control laser pen to one sub- screen
Curtain emits laser beam to realize, when remote-control laser pen emits laser beam to the sub-screen, camera is acquired on sub-screen
Laser signal, in the signal such as working space comprising camera in the position of different contacts, shape or track at least one
Kind.The laser signal is then communicated to processor, participates in subsequent judgement and processing.
In some embodiments, when carrying out touch-control to multiple sub-screens, such as user can also be made to take infrared light hair
Shooter's set, when with gloves and when gloves can emit the multiple sub-screens of finger touch of infrared light in touch-control, infrared photography
Head shoots touch information of the finger on sub-screen, different touchings in the touch information such as working space comprising infrared camera
At least one of position, shape or the track of point.The touch information is then communicated to processor, participate in subsequent judgement and
Processing.
In some embodiments, infrared light curtain, the finger touch screen table of different user can be disposed in screen surface
When effective display window in face, the incidental thermal camera of screen can capture the touch-control of different finger contacts and obtain touch-control
Information, touch information for example may include different contacts in position, shape or the track in the working space of infrared camera
At least one.The touch information is then sent to processor, participates in subsequent judgement and processing.
For example, in some embodiments, by taking infrared camera as an example, infrared camera is set with multiple sub-screens one-to-one correspondence
It sets.The infrared camera can be set in the front or behind of the sub-screen, for example, when carrying out touch-control on sub-screen
When, the light distribution of the infrared light curtain at touch point will change because of touch-control behavior, such as the part infrared light at touch point
Sub-screen is left by touch-control finger diffusing reflection, and then is taken by the infrared camera being located in front of sub-screen；Or at touch point
Part infrared light be transmitted through sub-screen because of the effect of touch-control finger, and then the infrared camera for being located at sub-screen rear is clapped
It takes the photograph, the infrared image including touch point is sent to processor, processor by infrared camera in electrical signal form later
The electric signal received is handled and analyzed, touch information when user carries out touch-control on the screen is obtained.
In embodiments of the present invention, since the working space of each infrared camera may be different, therefore, it is necessary to will be each
Different contact touch informations of the collected different user of infrared camera on different sub-screens are converted under the screen
Touch information, therefore, it is necessary to be previously stored effective display of the working space of each infrared camera and screen in the processor
First mapping table of window.Wherein, the working space of the infrared camera refers to infrared camera in the screen
The length and width size of upper working space or effective coverage, effective display window of the screen refer to that multiple sub-screens are spelled
The length and width size of the effective display area domain of the screen formed after connecing.Meanwhile also needing to store having for each sub-screen in processor
Imitate the second mapping table of effective display window of display window and the screen.Wherein, effective display of each sub-screen
Window refers to the length and width size of the effective display area domain of each sub-screen.
Therefore, after touch information is sent to processor by infrared camera, processor is corresponding according to be previously stored first
The position of contacts different under the coordinate system of the working space of infrared camera can be converted to the effective of the screen by relation table
The position of different contacts under the coordinate system of display window, so as to obtain position of each contact in the screen.
S12: handling the touch information of the different contacts, obtains the corresponding control information in the different contacts.
In this step, processor the touch information to each contact received while being handled and being analyzed respectively,
For example, position that each contact is located in the screen is determined according to the first mapping table first, it is corresponding then according to second
Relation table determines which block sub-screen each contact is located on, so as to determine that user wants which block sub-screen touched
Control；And then analysis identification is carried out to information such as the shape of contact and/or tracks, after both of the aforesaid step, formed different
The corresponding control information in contact.Herein, control information corresponding to some touch informations can be stored in processor in advance.Example
Such as: different contacts can be obtained according to the various combination of position, shape or track or former three of the different contacts in screen
Corresponding control information.The control that different location of the contact in the screen can such as be corresponded to different sub-screens, can be with
By the size, shape or track etc. of contact area, correspond to carry out image different operation or control, it is described to image
Operation or control include being moved to left, being moved to right to image, amplified, reduced, deleted, identified, write, rotated or page turning etc., herein
By way of example only.
S13: determining the sub-screen that the different contacts are located at according to position of the different contacts in the screen,
And the image controlled on the sub-screen that the different contacts are located at according to the control information is shown.
In this step, processor obtains different contacts after the position in the screen, every according to what is be previously stored
Second mapping table of effective display window of the effective display window and screen of a sub-screen can determine contact position
Which on block sub-screen and controlling the image on the sub-screen that contact is located at corresponding variation occurs, such as image is carried out
It moves to left, move to right, amplifying, reducing, deleting, identifying, writing, rotating or page turning etc..
The executing subject of method and step in previous embodiment can be understood as processor, computer or server, they
Touch-control of multiple users in different sub-screens is handled, to obtain the corresponding control information in different contacts, root again later
The image change in sub-screen is corresponded to according to position control of the different contacts in the screen, for example, corresponding to control sub-screen
Signal source, so that the image presented in sub-screen is changed.Multiple users can be in the picture in multiple sub-screens as a result,
Hold while carrying out touch-control.
For convenient for better implementing the synchronous touch control method of multi-screen provided in an embodiment of the present invention, the embodiment of the present invention is also mentioned
For a kind of synchronous touch device of multi-screen.Wherein, the meaning of noun touch control method synchronous with above-mentioned multi-screen is identical, specific implementation
Details can be with reference to the explanation in embodiment of the method.
As shown in Fig. 2, Fig. 2 be another embodiment of the present invention provides the synchronous touch device of multi-screen structural schematic diagram,
The synchronous touch device of the multi-screen includes receiving unit 21, processing unit 22 and control unit 23.
Wherein, the receiving unit 21 is for receiving the difference contact when synchronizing touch-control at least two sub-screens
Touch information, at least two sub-screen are stitched together to form screen, determine the different touchings according to the touch information
Position of the point in the screen.The description that Fig. 1 is unfolded is surrounded with reference to front, can arrange infrared light curtain on screen, at this time
Infrared camera be can use to acquire corresponding touch information.Alternatively, it is also possible to be touched by using implementations such as laser generators
Control, at this point it is possible to acquire touch information using corresponding camera according to the wave-length coverage of laser.Succinctly clearly to rise
See, details are not described herein again (hereafter only illustrating by taking infrared camera as an example).
In the present invention, at least two sub-screens can be stitched together to form screen by multi-screen splicing processor, spell
The multiple sub-screens being connected together can be spatially placed adjacent, and spatially separated can also be arranged, such as can separate
Certain distance is placed.
The processing unit 22 is used to handle the touch information of the different contacts, obtains the different contacts pair
The control information answered.
Control information corresponding to some touch informations can be stored in processor in advance.Such as: it can be according to difference
The various combination of position, shape or track or former three of the contact in screen obtains the corresponding control information in different contacts.
The control that different location of the contact in the screen can such as be corresponded to different sub-screens, can be by the big of contact area
Small, shape or track etc., correspond to carry out image different operation or control, and the operation or control to image includes
Image is moved to left, is moved to right, is amplified, is reduced, is deleted, is identified, is write, is rotated or page turning etc., herein by way of example only.
Described control unit 23 is used to determine the different contacts according to position of the different contacts in the screen
The sub-screen being located at, and the image on the sub-screen that the different contact is located at is controlled according to the control information and is shown.
Processor obtains different contacts after the position in the screen, according to having for each sub-screen being previously stored
The second mapping table for imitating effective display window of display window and the screen, can determine which block screen contact is located at
On curtain and the corresponding variation of the generation of the image on the sub-screen that contact is located at is controlled, such as image is moved to left, move to right, is put
Greatly, diminution, deletion, mark, writing, rotation or page turning etc..
In other embodiments of the invention, the synchronous touch device of the multi-screen further includes 24, first turns of storage unit
Change unit 25 and the second converting unit 26.
Wherein, storage unit 24 is used to be stored in advance the working space of each camera and effective display window of the screen
The second of effective display window of the effective display window and screen of the first mapping table and each sub-screen of mouth
Mapping table.
Since the working space of each infrared camera may be different, therefore, it is necessary to collect each infrared camera
Different user is converted to the touch information under the screen in the touch information on different sub-screens, and therefore, it is necessary in processor
In be previously stored the first mapping table of the working space of each infrared camera and effective display window of screen.Wherein,
The working space of the infrared camera refers to infrared camera working space or effective coverage on the screen
Length and width size, effective display window of the screen refer to the effective display area of the screen formed after multiple sub-screen splicings
The length and width size in domain.Meanwhile also needing to store the effective of effective display window of each sub-screen and the screen in processor
Second mapping table of display window.Wherein, effective display window of each sub-screen refers to the effective of each sub-screen
The length and width size of display area.
First converting unit 25 is used for according to first mapping table, by the coordinate of the working space of each camera
The position of different contacts is converted to the position of different contacts under the coordinate system of the display window under system, is existed with obtaining different contacts
Position in the screen.
Processor, can be by the coordinate system of the working space of infrared camera according to the first mapping table being previously stored
The touch information of different contacts under the coordinate system for effective display window that the touch information of lower difference contact is converted to the screen,
So as to obtain position of each contact in the screen.
Second converting unit 26 is used for according to second mapping table and the different contacts in the screen
Position determines the sub-screen that the different contacts are located at.
Processor obtains different contacts after the position in the screen, according to having for each sub-screen being previously stored
The second mapping table for imitating effective display window of display window and the screen, can determine which block screen contact is located at
It is shown on curtain and using the picture on control information control sub-screen.
For the synchronous touch device of multi-screen provided in an embodiment of the present invention, each functional unit be can integrate at one
It handles in chip, is also possible to each unit and physically exists alone, a mould can also be integrated in two or more units
In block.Above-mentioned integrated module both can take the form of hardware realization, can also be real using the form of the functional module of software
It is existing.If the integrated unit is realized and when sold or used as an independent product in the form of software function module,
It can store in a computer readable storage medium, the medium of the storage is for example read-only memory, disk or light
Disk etc..
It should be noted that for the synchronous touch control method of the multi-screen described in the embodiment of the present invention, above-mentioned example can be with
It is realized wholly or partly by software, hardware, firmware or any combination thereof.It when implemented in software, can be whole
Or it partly realizes in the form of a computer program product.The computer program product includes that one or more computers refer to
It enables.When loading on computers and executing the computer program instructions, entirely or partly generate according to the embodiment of the present invention
The process or function.The computer can be general purpose computer, special purpose computer, computer network or other can
Programmer.The computer instruction may be stored in a computer readable storage medium, or computer-readable deposit from one
Storage media is transmitted to another computer readable storage medium, for example, the computer instruction can be from a web-site, meter
Calculation machine, server or data center are (such as red by wired (such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless
Outside, wirelessly, microwave etc.) mode transmitted to another web-site, computer, server or data center.The calculating
Machine readable storage medium storing program for executing can be any usable medium or include one or more usable mediums that computer can access
The data storage devices such as integrated server, data center.The usable medium can be magnetic medium, (for example, floppy disk, hard
Disk, tape), optical medium (for example, DVD) or semiconductor medium (such as solid state hard disk Solid State Disk (SSD))
Deng.In other words, the application also provides a kind of computer readable storage medium, may include instruction, when it is transported on computers
When row, computer can be made to execute the synchronous touch control method of above-mentioned multi-screen.
In addition, in this application, the unit as illustrated by the separation member may or may not be physically
Separated, component shown as a unit may or may not be physical unit, it can and it is in one place, or
It may be distributed over multiple network units.Some or all of unit therein can be selected to realize according to the actual needs
The purpose of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram for the synchronous touch-control system of multi-screen that further embodiment of this invention provides, the multi-screen
Synchronous touch-control system includes at least two sub-screen 401-n, at least one camera 501-m, infrared laser 301-r and processing
Device a, wherein m, n and r are positive integer, at least one camera 501-m that states can be infrared camera, each is red
The corresponding sub-screen of outer camera.
Wherein, at least two sub-screen 401-n are for showing image content.The number of infrared laser 301-r can be with
The number of at least two sub-screen 401-n is identical, is arranged in the top of at least two sub-screen 401-n and is arranged with array manner
Cloth is used to form the light curtain for being parallel to the screen.Infrared camera 501-m is for acquiring different user at least two son screens
Image including contact and processor a is sent to when carrying out touch-control on curtain 401-n.Processor a believes the touch-control received
Breath is handled and is analyzed, and the corresponding control information in different contacts is obtained.
The course of work of the synchronous touch-control system of the multi-screen that further embodiment of this invention addressed below provides:
When infrared laser 301-r (such as: fan laser) is opened, it is formed in parallel with the surface of the screen and thickness
Uniform lasing area is spent, when different user carries out touch-control input at least two sub-screen 401-n, passes through infrared camera
501-m acquires touch information when touch-control input, and the touch information includes the position in the working space of infrared camera 501-m
Set, shape or track, preprocessor a the first mapping table according to the pre-stored data first, by each infrared camera
Different touchings under the coordinate system for effective display window that the touch information of different contacts is converted to screen under the coordinate system of working space
The touch information of point, so as to position of the different contacts of determination in the screen, then, processor a is corresponding according to second
Relation table and different contacts can determine which block sub-screen each contact is located in the position in the screen, locate
It device a managed after above-mentioned two step, can determine that user wants which block sub-screen to carry out touch-control to, then to receiving
Touch information, which is analyzed and identified, obtains the corresponding control information of touch information, such as: can by the track of different contacts with
Pre-stored track is matched, and after successful match, obtains the associated control information in pre-stored track.Later, locate
Device a is managed according to the image change in the corresponding sub-screen of position control of the different contacts in screen.
In other embodiments of the invention, the synchronous touch-control system of the multi-screen can also include multi-screen splicing processor
(not shown), at least two sub- screen splicings to be formed screen together, described be stitched together is referred to institute above
The splicing stated is understood that details are not described herein again.It is being handled it is understood that the function of multi-screen splicing processor can integrate
In device, the correlation function of multi-screen splicing processor is realized by processor；Alternatively, multi-screen splicing processor is independently set with processor
It sets.
When touch-control system synchronous using multi-screen provided in an embodiment of the present invention, multiple users can be simultaneously to multiple sub- screens
Image content in curtain carries out touch-control simultaneously, and each user can be simultaneously and in the picture in the independent each sub-screen of operation
Hold, that is to say, that the more than enough people of energy carries out independent operation to the image content of multiple signal sources simultaneously respectively, and between each other without dry
It disturbs.
Above embodiment is the preferred embodiment of the present invention, is not intended to limit patent protection model of the invention
It encloses.Those skilled in the art belonging to any present invention, in the premise for not departing from spirit and scope disclosed in this invention
Under, the transformation of the equivalent structure and equivalent steps that done to the contents of the present invention each falls within claimed the scope of the patents
Within.
Claims (10)
1. a kind of synchronous touch control method of multi-screen, which is characterized in that the described method includes:
Pass through the touch information of at least two cameras acquisition difference contact when carrying out touch-control at least two sub-screens；
The touch information is received, position of the different contacts in the screen is determined according to the touch information；
The touch information of the different contacts is handled, the corresponding control information in the different contacts is obtained；
The sub-screen that the different contacts are located at is determined according to position of the different contacts in the screen, and according to institute
The image that control information controls on the sub-screen that the different contacts are located at is stated to show.
2. the synchronous touch control method of multi-screen according to claim 1, which is characterized in that the touch information includes different touchings
At least one of position, shape or the track of point；According to position, shape or the track of the different contacts or former three
Various combination obtains the corresponding control information in the different contacts.
3. the synchronous touch control method of multi-screen according to claim 2 characterized by comprising
The first mapping table of the working space of each camera and effective display window of the screen is stored in advance, and
Second mapping table of effective display window of the effective display window and screen of each sub-screen；
According to first mapping table, the position of contacts different under the coordinate system of the working space of each camera is converted
For the position of contacts different under the coordinate system of effective display window of the screen, to obtain different contacts in the screen
Position；
The different contact institutes are determined according to the position of second mapping table and the different contacts in the screen
The sub-screen being located at.
4. the synchronous touch control method of multi-screen according to claim 3, which is characterized in that the working space of each camera with
Each sub-screen corresponds.
5. the synchronous touch control method of multi-screen according to any one of claims 1-4, which is characterized in that according to the control
Information control image variation, wherein the variation of described image include image is moved to left, is moved to right, is amplified, is reduced, is deleted,
Mark, writing, rotation or page turning.
6. a kind of computer readable storage medium, which is characterized in that including instruction, when run on a computer, so that institute
It states the multi-screen that computer is executed as described in any one of claims 1 to 5 and synchronizes touch control method.
7. a kind of synchronous touch-control system of multi-screen, which is characterized in that the system comprises: at least two sub-screens, at least two
Camera and processor, wherein
At least two camera is used to obtain the touch information of the difference contact when carrying out touch-control at least two sub-screens；
The processor is used to receive the touch information of the different contacts, determines the different contacts according to the touch information
Position in the screen, and the touch information of the different contacts is handled, it is corresponding to obtain the different contacts
Information is controlled, the sub-screen that the different contacts are located at is determined according to position of the different contacts in the screen, and
The image controlled on the sub-screen that the different contacts are located at according to the control information is shown.
8. the synchronous touch-control system of multi-screen according to claim 7, which is characterized in that the working space pair of each camera
Answer a sub-screen；
The working space of each camera and the first of effective display window of the screen corresponding is stored in advance in the processor
Second mapping table of effective display window of effective display window of relation table and each sub-screen and the screen；
According to first mapping table, the position of contacts different under the coordinate system of the working space of each camera is converted
For the position of contacts different under the coordinate system of effective display window of the screen, to obtain different contacts in the screen
Position；
The different contact institutes are determined according to the position of second mapping table and the different contacts in the screen
The sub-screen being located at.
9. multi-screen touch-control system according to claim 7 or 8, which is characterized in that it further include that infrared light curtain forms device,
For being formed with infrared light curtain in the screen surface；The camera is infrared camera；Infrared camera and the sub- screen
Curtain corresponds.
10. the synchronous touch device of multi-screen according to claim 9, which is characterized in that at least two sub-screen is spelled
It is connected together to form screen, for showing picture material.
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