CN107291272A - Cursor position determination and method, device and the relevant device of image capture - Google Patents
Cursor position determination and method, device and the relevant device of image capture Download PDFInfo
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- CN107291272A CN107291272A CN201710470699.1A CN201710470699A CN107291272A CN 107291272 A CN107291272 A CN 107291272A CN 201710470699 A CN201710470699 A CN 201710470699A CN 107291272 A CN107291272 A CN 107291272A
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- Prior art keywords
- laser pen
- information
- terminal device
- image
- cursor
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Classifications
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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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
-
- 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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
- G06F3/0386—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry for light pen
-
- 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]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04812—Interaction techniques based on cursor appearance or behaviour, e.g. being affected by the presence of displayed objects
Abstract
The invention discloses cursor position determination and method, device and the relevant device of image capture.The method that the cursor position is determined includes：According to the command information sent by laser pen of reception, the coordinate information figure of setting is shown with the display frequency of setting；Equipment material information is sent to laser pen, and obtains the image that laser pen is captured according to equipment material information, wherein, described image includes the local message figure of coordinate information figure；The sensing of laser pen is confirmed according to described image, the position display indicating cursor pointed in laser pen.Utilize this method, the image that can be sent by laser pen, directly determine laser pen being specifically directed towards on terminal device display screen, and the sensing position of laser pen can be shown, solve the problem of conventional laser pen can not normally be shown on a display screen, solve the problem of existing sky mouse product can not be accurately positioned indicating cursor simultaneously, it is more preferable to improve Consumer's Experience.
Description
Technical field
The present embodiments relate to method, the dress of electronic technology field, more particularly to cursor position determination and image capture
Put and relevant device.
Background technology
At present, intelligent terminal more and more occurs in the life of people, working and learning, such as has instructional function
Large-size screen monitors intelligent whiteboard and intelligent meeting flat board etc..When user is based on above-mentioned intelligent terminal the content of courses is shown to other people
Or during conference content, it has not been convenient to contact action directly is carried out to intelligent terminal, typically can be by indicating function with cursor
Laser pen or sky mouse content is indicated.
However, traditional laser pen cannot be used directly for above-mentioned terminal device, because outside the screen of above-mentioned terminal device
Covered with glass, due to the total reflection of glass, the cursor that its conventional laser pen can be caused to send can not be in terminal device display screen
Upper normal display；And the problem of generally there is cursor misregister in existing sky mouse product.
The content of the invention
The embodiments of the invention provide cursor position determination and method, device and the relevant device of image capture, Neng Gouzhun
It is determined that the display location of position indicating cursor on the terminal device.
In a first aspect, the embodiments of the invention provide a kind of method that cursor position is determined, including：
According to the command information of reception, the coordinate information figure of setting is shown with the display frequency of setting, wherein, the instruction
Information is sent by laser pen；
Equipment material information is sent to the laser pen, and obtains the laser pen and is captured according to the equipment material information
Image, described image includes the local message figure of the coordinate information figure；
The sensing of the laser pen is confirmed according to described image, the position display indicating cursor pointed in the laser pen.
Second aspect, the embodiments of the invention provide a kind of method of image capture, including：
After the command information that cursor positioning is sent to terminal device, the equipment material letter that the terminal device is sent is obtained
Breath；
According to the screen aspect size in the equipment material information, the screen aspect ratio of terminal device display screen is determined；
According to the long width values of coordinate unit in the screen aspect when the equipment material information, determine that camera is being worked as
Capture region size in the preceding angle of visual field；
The capture frequency for controlling the camera to set, captures symbol on the coordinate information figure that the terminal device is shown
Close the image of the capture region size.
The third aspect, the embodiments of the invention provide the device that a kind of cursor position is determined, including：
Coordinate information display module, for the command information according to reception, the seat of setting is shown with the display frequency of setting
Hum pattern is marked, wherein, the command information is sent by laser pen；
Signal dispatcher module, for sending equipment material information to the laser pen, and obtains the laser pen according to institute
The image of equipment material information capture is stated, described image includes the local message figure of the coordinate information figure；
Cursor display module, the sensing of the laser pen is confirmed according to described image, the position pointed in the laser pen
Show indicating cursor.
Fourth aspect, the present embodiment additionally provides a kind of device of image capture, including：
After data obtaining module, the command information for sending cursor positioning to terminal device, the terminal device is obtained
The equipment material information of transmission；
Information determination module, for the screen aspect size in the equipment material information, determines that terminal device shows
The screen aspect ratio of display screen；
Capture region adjusting module, for according to coordinate unit in the screen aspect when the equipment material information
Long width values, determine capture region size of the camera in current field angle；
Image capture control module, it is aobvious in the terminal device for the capture frequency for controlling the camera to set
Capture meets the image of the capture region size on the coordinate information figure shown.
5th aspect, the embodiment of the present invention additionally provides a kind of terminal device, including：Display, in addition to：
One or more processors；
Storage device, for storing one or more programs,
One or more of programs are by one or more of computing devices so that one or more of processors
Realize the method that cursor position provided in an embodiment of the present invention is determined.
6th aspect, the embodiments of the invention provide a kind of peripheral control unit, including：Laser pen and receiver, it is described
Camera is provided with laser pen, the receiver is assigned on the terminal device, and row information is entered by receiver and terminal device
Interaction, in addition to：
One or more controllers；
Storage device, for storing one or more programs,
One or more of programs are performed by one or more of controllers so that one or more of program quilts
One or more of controllers are performed, and controller realizes that the present invention is implemented based on the terminal device information that the receiver is returned
The image-capturing method that example is provided.
Cursor position determination provided in an embodiment of the present invention and method, device and the relevant device of image capture, the cursor
Location determining method shows the seat of setting first according to the command information sent by laser pen of reception with the display frequency set
Mark hum pattern；Then equipment material information is sent to laser pen, and obtains the image that laser pen is captured according to equipment material information；
The final sensing that laser pen is determined according to image, and the position display indicating cursor pointed in laser pen.Cursor position determine and
Method, device and the relevant device of image capture, the image that can be sent by laser pen directly determine that laser pen is set in terminal
Being specifically directed towards on standby display screen, and the sensing position of laser pen can be shown, conventional laser pen is solved in display
The problem of can not normally being shown on screen, while solving the problem of existing sky mouse product can not be accurately positioned indicating cursor, more preferably
Improve Consumer's Experience.
Brief description of the drawings
Fig. 1 a are the schematic flow sheet for the method that a kind of cursor position that the embodiment of the present invention one is provided is determined；
Fig. 1 b are the design sketch of the image of laser pen capture on the terminal device；
Fig. 2 is a kind of schematic flow sheet of the method for image capture that the embodiment of the present invention two is provided；
Fig. 3 a are the structured flowchart for the device that a kind of cursor position that the embodiment of the present invention three is provided is determined；
Fig. 3 b are a kind of hardware architecture diagram for terminal device that the embodiment of the present invention three is provided；
Fig. 4 a are a kind of structured flowchart of the device for image capture that the embodiment of the present invention four is provided；
Fig. 4 b are a kind of hardware architecture diagram for peripheral control unit that the embodiment of the present invention four is provided.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 a are the schematic flow sheet for the method that a kind of cursor position that the embodiment of the present invention one is provided is determined, this method is fitted
For the situation that the position that laser pen is pointed to is positioned and shown, the device that this method can be determined by cursor position is held
OK, wherein the device can be realized by software and/or hardware, and be typically integrated in the end of content displaying can be carried out based on display screen
In end equipment.
As shown in Figure 1a, the method that a kind of cursor position that the embodiment of the present invention one is provided is determined, including following operation：
It should be noted that the executive agent for realizing following methods is the terminal device tool in terminal device, the present embodiment
Body, which can refer to intelligent tutoring blank, intelligent meeting flat board etc., has the large-size screen monitors electronic equipment of display function.Based on the present embodiment
Method can realize the positioning and display of indicating cursor.
S101, the command information according to reception, the coordinate information figure of setting is shown with the display frequency of setting, wherein, refer to
Information is made to be sent by laser pen.
In the present embodiment, command information can be regarded as being sent by the laser pen in peripheral control unit, being capable of triggering terminal
Equipment carries out the triggering command of cursor position determination；Usually, peripheral control unit includes laser pen and receiver, described to connect
Receive device to assign on the setting interface of terminal device, implement the information exchange of terminal device and peripheral control unit；It is described
Laser pen specifically be can refer to carry out information exchange by receiver and terminal device, and the radio of function is indicated with mark
Sub- product.
Specifically, if receiving the command information of laser pen transmission, it is possible to setting on the screen of terminal device
Display frequency displaing coordinate hum pattern.It should be noted that the setting span of the display frequency be generally higher than human eye can
The image frame per second of identification, that is, require that shown coordinate information figure is that human eye can not be caught, do not interfere with user's thus
Content displaying, wherein, the recognizable image frame per second of human eye is generally 25HZ, thus can set the display frequency of coordinate information figure
For more than 25HZ, exemplarily, it can be but be not limited to 40HZ.
Shown coordinate information figure specifically can be regarded as set in advance to sit terminal device screen in this step
The image that cursor position is identified, specifically, the coordinate information figure can be made up of multiple coordinate units, each coordinate unit institute
Including information can be one whole.Preferably, since the position in the terminal device screen upper left corner, from left to right, on to
Under, the information in coordinate unit can sequentially be shown as the integer since 0 successively.
The present embodiment can by the ranks number of coordinate unit in terminal device screen aspect value and coordinate information figure, it is determined that
The long width values of single coordinate unit, it was determined that terminal device screen length value and width value can divide exactly coordinate list respectively
The columns and line number of member.
S102, to laser pen equipment material information is sent, and obtains the image that laser pen is captured according to equipment material information,
Wherein, image includes the local message figure of the coordinate information figure.
After step S101 displaing coordinate hum patterns, also believed with the equipment material that terminal device is sent to laser pen
Breath, so that laser pen captures the image matched with terminal device based on the equipment material information.Usually, the equipment material is believed
Breath can specifically include the physical messages such as terminal device screen-sized or screen resolution.This step subsequent can also obtain laser
The image that pen is captured according to the equipment material information.
Specifically, the image acquired in this step can be used for the position for determining terminal device pointed by laser pen, for standard
It is determined that the position of position laser pen on the terminal device is pointed to, acquired image has generally comprised seat shown on terminal device
Mark the local message figure of hum pattern.
Further, the equipment material information includes the screen aspect size of terminal device display screen, coordinate letter
Cease the display frequency of the long width values of coordinate unit and the coordinate information figure in figure.
In the present embodiment, the screen aspect size and the length and width of coordinate unit equipment material information included
Value is sent to after laser pen, and laser pen may be used to determine the image-region matched with terminal device, and by equipment material information
The display frequency of the coordinate information figure included is sent to after laser pen, when laser pen may be used to determine camera capture images
Capture frequency, the content on terminal device shown by coordinate information figure can be captured with the camera for ensureing laser pen.
S103, according to image confirming laser pen sensing, laser pen point to position display indicating cursor.
This step can be analyzed acquired image, and the sensing of laser pen is determined thus according to the image, and this swashs
Light pen, which is pointed to, can correspond to a particular location on the terminal device, may finally regard the particular location as the aobvious of indicating cursor
Show that position is shown.
Exemplarily, Fig. 1 b are the design sketch of the image of laser pen capture on the terminal device, as shown in Figure 1 b, are received
Image 11 captured and sent by laser pen, so the relative position according to pointed by the image 11 received can determine laser pen
Put, further, since received image 11 is the Local map in coordinate information Figure 10, so with reference to image 11 in coordinate information Figure 10
In position can determine the absolute position that laser pen is pointed on screen.
Further, the sensing of laser pen is confirmed according to described image, the position display pointed in the laser pen is indicated
Cursor, can specifically include：
Local message figure in described image matches relative position of the described image in the coordinate information figure；
Indicating cursor is shown at the center of the relative position.
In the present embodiment, the local message figure included in image can be analyzed, according in the local message figure
Information characteristics determine relative position of the acquired image in coordinate information figure, can be oriented by the relative position sharp
Light pen is specifically directed towards position on terminal device screen, and this is specifically directed towards position then equivalent to the position where indicating cursor,
This step can carry out color mark to the center of the relative position, to realize the display of indicating cursor.
Exemplarily, after receiving such as the image 11 in Fig. 1 b, the information characteristics 111 included in image 11 can be entered
Row analysis, thus can determine that relative position of the image 11 in coordinate information Figure 10.
The method that a kind of cursor position that the embodiment of the present invention one is provided is determined, is sent according to reception by laser pen first
Command information the coordinate information figure of setting is shown with the display frequency that sets；Then equipment material information is sent to laser pen,
And obtain the image that laser pen is captured according to equipment material information；The final sensing that laser pen is determined according to image, and in laser
The position display indicating cursor that pen is pointed to.Using this method, the image that can be sent by laser pen directly determines that laser pen exists
Being specifically directed towards on terminal device display screen, and the sensing position of laser pen can be shown, solve conventional laser pen
The problem of can not normally showing on a display screen, while asking for indicating cursor can not be accurately positioned by solving existing sky mouse product
Topic, it is more preferable to improve Consumer's Experience.
Embodiment two
Fig. 2 is a kind of schematic flow sheet of the method for image capture that the embodiment of the present invention two is provided, and this method is applied to
The situation that required image is captured during positioning terminal equipment cursor position, this method can be held by the device of image capture
OK, wherein the device can be realized by software and/or hardware, and be typically integrated in interacted with terminal device existence information outer and contained
On control equipment.
As shown in Fig. 2 a kind of method for image capture that the embodiment of the present invention two is provided, specifically includes following operation：
It should be noted that the executive agent for realizing following methods is the laser pen in peripheral control unit, the present embodiment
In laser pen specifically can refer to carry out information exchange by the receiver in peripheral control unit and terminal device, can
The wireless electron product indicated the content shown on terminal device.Method based on the present embodiment can realize catching for image
Obtain, thus provide the image information needed for cursor position is determined for terminal device.It is understood that the present embodiment can be by setting
The camera being placed on laser pen carries out image capture.
S201, to terminal device send cursor positioning command information after, obtain terminal device send equipment material letter
Breath.
In the present embodiment, terminal device, which can specifically refer to intelligent tutoring blank, intelligent meeting flat board etc., has display work(
The large-size screen monitors electronic equipment of energy.Laser pen can carry out information exchange by the receiver in peripheral control unit and terminal device.Tool
Body, the command information of the cursor positioning sent in the present embodiment to terminal device can trigger terminal device and carry out cursor position
Determination operation.
This step can obtain the equipment material information that terminal device is sent after command information is sent to terminal device, its
In, the receiver in the equipment material information major peripheral control device acquired in this step is received.Specifically, the equipment material
Information can be but be not limited to the length and width of a coordinate unit in the screen aspect size of terminal device, the coordinate information figure
The display frequency of value and the coordinate information figure is, it is necessary to explanation, and the coordinate information figure is concretely on the terminal device
Display, the image that can be identified to terminal device screen coordinate position, the coordinate information figure can be by multiple coordinate lists
Member composition, the long width values that each coordinate unit has are identical.
S202, the screen aspect size in equipment material information, determine the screen aspect ratio of terminal device display screen.
Specifically, this step can obtain the screen of terminal device according to the screen aspect size of acquired terminal device
Length-width ratio, identified screen aspect ratio can be used for the determination of follow-up camera capture region size.
S203, the long width values according to coordinate unit in screen aspect when equipment material information, determine camera current
Capture region size in the angle of visual field.
In the present embodiment, due in laser pen camera initially set can shooting area size not directly and terminal
The screen size of equipment matches, in order that the image that laser pen camera is captured can accurately be used for carrying out cursor position
It is determined that, the present embodiment considers first to determine the capture region size of camera, is set so that the image that camera is captured meets terminal
Standby screen aspect ratio.
Furthermore, it is necessary to explanation, the image that camera is captured includes the local message figure of coordinate information figure, and generally
It is required that the ratio of the local message figure and whole coordinate information figure meets the ratio value of setting, wherein, the setting model of the ratio value
Enclosing can be but be not limited to 0.3%~1%.
Thus, it is necessary to first determine camera at current field angle before the local message figure is captured based on camera
Capture region size.Specifically, the present embodiment can be according to the long width values and the ratio value of setting of coordinate unit, it is determined that shooting
The capture region area of head, it is possible to the length-width ratio of capture region is determined according to screen aspect ratio, according to capture region area and
The length-width ratio of capture region, finally can determine that the length value and width value of capture region, realize in camera current field angle
The adjustment of capture region size.
Exemplarily, it is respectively 1600cm and 900cm terminal device for screen aspect, it is assumed that seat displayed on
The ranks for marking hum pattern are respectively 900 and 1600, then the long width values that can determine that a coordinate unit are 1cm, determine its screen
Length-width ratio is 16:9, the present embodiment then requires that the length-width ratio of the capture region of camera also complies with 16:9, it is to be captured when setting
When the ratio value of local message figure and whole coordinate information figure is 1%, according to the long width values of single coordinate unit, and determine
The ratio value that the length and width of capture region are when set, it may be determined that the length of capture region and wide respectively 9cm and 16cm, thus can root
Capture region size in camera current field angle is determined according to the long width values of capture region.
The capture frequency of S204, control camera to set, captures on the coordinate information figure that terminal device is shown and meets
The image of capture region size.
The method determined based on the cursor position that the present embodiment is provided understands that laser pen sets up interactive relation with terminal device
Afterwards, the display frequency displaing coordinate hum pattern that can not be caught with the human eye of setting on terminal device, if the camera of laser pen
Need to catch the coordinate information figure on terminal device, then should require that its capture frequency is more than the display frequency of coordinate information figure, this
The setting capture frequency of embodiment preferably is more than 2 times of display frequency.
Specifically, this step can control the camera on laser pen to capture the coordinate information on terminal device display screen
Figure, and ensure that captured image meets identified capture region size.Its acquisition procedure can be described as：In laser pen and end
When the distance of end equipment keeps constant, camera is focused so that only wrapped in the preview interface at camera current field angle
The multiple coordinate units for meeting capture region size are included, control camera carries out image capture, and formation includes multiple coordinate units
Image.
A kind of method for image capture that the embodiment of the present invention two is provided, the equipment material that can be sent according to terminal device
Information determines capture region size of the camera in current field angle, the seat that thus can be shown by camera in terminal device
Capture meets the image of capture region size on mark hum pattern so that terminal device can determine that laser pen is current according to the image
Sensing position, finally realize the accurate display of the sensing position on the terminal device, the side that this method is determined with cursor position
Method is combined, and the problem of conventional laser pen can not normally be shown on a display screen is efficiently solved, while solving existing sky
The problem of mouse product can not be accurately positioned indicating cursor, it is more preferable to improve Consumer's Experience.
Embodiment three
Fig. 3 a are the structured flowchart for the device that a kind of cursor position that the embodiment of the present invention three is provided is determined.The device is applicable
In the situation that the position that laser pen is pointed to is positioned and shown, the wherein device can be realized by software and/or hardware, and one
As be integrated in can based on display screen carry out content displaying terminal device on.As shown in Figure 3 a, the device includes：Coordinate information
Display module 31, signal dispatcher module 32 and cursor display module 33.
Wherein, coordinate information display module 31, for the command information according to reception, is shown with the display frequency of setting and set
Fixed coordinate information figure, wherein, the command information is sent by laser pen；
Signal dispatcher module 32, for the laser pen send equipment material information, and obtain the laser pen according to
The image of the equipment material information capture, described image includes the local message figure of the coordinate information figure；
Cursor display module 33, the sensing of the laser pen is confirmed according to described image, the position pointed in the laser pen
Put display indicating cursor.
In the present embodiment, the device is first by command information of the coordinate information display module 31 according to reception, to set
The coordinate information figure of fixed display frequency display setting；Then equipment material is sent to laser pen by signal dispatcher module 32 to believe
Breath, and obtain the image that laser pen is captured according to the equipment material information；Finally by cursor display module 33 according to image
Confirm the sensing of laser pen, the position display indicating cursor pointed in laser pen.
The device that a kind of cursor position that the embodiment of the present invention three is provided is determined, the image that can be sent by laser pen,
Laser pen being specifically directed towards on terminal device display screen is directly determined, and the sensing position of laser pen can be shown,
The problem of conventional laser pen can not normally be shown on a display screen is solved, while solving existing sky mouse product can not accurately determine
It is the problem of position indicating cursor, more preferable to improve Consumer's Experience.
Further, the equipment material information includes the screen aspect size of terminal device display screen, coordinate letter
Cease the display frequency of the long width values of coordinate unit and the coordinate information figure in figure.
On the basis of above-described embodiment, cursor display module 33, specifically for：
Local message figure in described image matches relative position of the described image in the coordinate information figure；
Indicating cursor is shown at the center of the relative position.
In addition, Fig. 3 b are a kind of hardware architecture diagram for terminal device that the embodiment of the present invention three is provided；Such as Fig. 3 b institutes
Show, the terminal device that the embodiment of the present invention three is provided, including：Display 303, in addition to：Processor 301 and storage device 302.
Display 303 in the terminal device can be in display terminal information to be displayed, in addition, the processor in the terminal device
Can be one or more, in Fig. 3 b by taking a processor 301 as an example, processor 301 and storage in the terminal device are filled
Putting 302 can be connected by bus or other modes, and equally, the display 303 in terminal device can also pass through bus or its other party
Formula is connected with processor 301 and storage device 302 respectively, in Fig. 3 b exemplified by being connected by bus.
It is understood that the terminal device can with mobile phone, tablet personal computer, notebook, intelligent television, teaching white board,
The electronic equipment such as intelligent meeting equipment or stationary computers.
Storage device 302 in the terminal device as a kind of computer-readable recording medium, available for storage one or
Multiple programs, described program can be in software program, computer executable program and module, such as the above embodiment of the present invention
Corresponding programmed instruction/the module of method that cursor position is determined is (for example, in the device that the cursor position shown in accompanying drawing 3a is determined
Module, including：Coordinate information display module 31, signal dispatcher module 32 and cursor display module 33).Processor 301 passes through
Operation is stored in software program, instruction and module in storage device 302, so as to perform the various function application of terminal device
And data processing, that is, realize the method that the cursor position that above method embodiment one is provided is determined.
Storage device 302 may include storing program area and storage data field, wherein, storing program area can store operation system
Application program needed for system, at least one function；Storage data field can be stored uses created data etc. according to equipment.This
Outside, storage device 302 can include high-speed random access memory, can also include nonvolatile memory, for example, at least one
Individual disk memory, flush memory device or other non-volatile solid state memory parts.In some instances, storage device 302 can
Further comprise the memory remotely located relative to processor 301, these remote memories can be by network connection to setting
It is standby.The example of above-mentioned network includes but is not limited to internet, intranet, LAN, mobile radio communication and combinations thereof.
Also, when one or more program included by above-mentioned terminal device is by one or more of processors 301
During execution, program is proceeded as follows：
According to the command information of reception, the coordinate information figure of setting is shown with the display frequency of setting, wherein, the instruction
Information is sent by laser pen；Equipment material information is sent to the laser pen, and obtains the laser pen according to the equipment thing
Expect the image of information capture, described image includes the local message figure of the coordinate information figure；According to confirming described image
The sensing of laser pen, the position display indicating cursor pointed in the laser pen.
Meanwhile, the embodiment of the present invention also provides a kind of computer-readable recording medium, is stored thereon with computer program, should
Program controlled device performs the method that the cursor position of embodiment one is determined, this method includes：According to the command information of reception,
With the coordinate information figure of the display frequency display setting of setting, wherein, the command information is sent by laser pen；To the laser
Pen sends equipment material information, and obtains the image that the laser pen is captured according to the equipment material information, described image bag
Include the local message figure of the coordinate information figure；The sensing of the laser pen is confirmed according to described image, is referred in the laser pen
To position display indicating cursor.
Example IV
Fig. 4 a are a kind of structured flowchart of the device for image capture that the embodiment of the present invention four is provided.The device is applied to fixed
The situation that required image is captured during the terminal device cursor position of position, the wherein device can by software and/or hardware realization,
And be typically integrated on the peripheral control unit interacted with terminal device existence information.As shown in fig. 4 a, the device includes：Information
Acquisition module 41, information determination module 42, capture region adjusting module 43 and image capture control module 44.
Wherein, after data obtaining module 41, the command information for sending cursor positioning to terminal device, the end is obtained
The equipment material information that end equipment is sent；
Information determination module 42, for the screen aspect size in the equipment material information, determines terminal device
The screen aspect ratio of display screen；
Capture region adjusting module 43, for according to coordinate unit in the screen aspect when the equipment material information
Long width values, determine capture region size of the camera in current field angle；
Image capture control module 44, for the capture frequency for controlling the camera to set, in the terminal device
Capture meets the image of the capture region size on the coordinate information figure of display.
In the present embodiment, the device sends the instruction that cursor is positioned by data obtaining module 41 to terminal device first
After information, the equipment material information that terminal device is sent is obtained；Then by information determination module 42 according to equipment material information
In screen aspect size, determine the screen aspect ratio of terminal device display screen；Afterwards by capture region adjusting module 43
According to the long width values of coordinate unit in screen aspect when equipment material information, trapping region of the camera in current field angle is determined
Domain size；Control camera with the capture frequency set eventually through image capture control module 44, shown in terminal device
Capture meets the image of capture region size on coordinate information figure.
A kind of device for image capture that the embodiment of the present invention four is provided, the equipment material that can be sent according to terminal device
Information determines capture region size of the camera in current field angle, the seat that thus can be shown by camera in terminal device
Capture meets the image of capture region size on mark hum pattern so that terminal device can determine that laser pen is current according to the image
Sensing position, finally realize the accurate display of the sensing position on the terminal device, the side that this method is determined with cursor position
Method is combined, and the problem of conventional laser pen can not normally be shown on a display screen is efficiently solved, while solving existing sky
The problem of mouse product can not be accurately positioned indicating cursor, it is more preferable to improve Consumer's Experience.
In addition, Fig. 4 b are a kind of hardware architecture diagram for peripheral control unit that the embodiment of the present invention four is provided；As schemed
Shown in 4b, the peripheral control unit that the embodiment of the present invention four is provided, including：Laser pen 403 and receiver 404, in addition to：Processing
Device 401 and storage device 402.The camera for image capture is provided with the peripheral control unit on laser pen 403, is received
Device 404 is assigned on the corresponding interface of terminal device, wherein, the processor in the peripheral control unit can be one or many
Individual, in Fig. 4 b by taking a processor 401 as an example, processor 401 and storage device 402 in the peripheral control unit can pass through
Bus or other modes connection, equally, laser pen 403 in peripheral control unit also can by bus or other modes respectively with
Processor 401 and storage device 402 are connected, in Fig. 4 b exemplified by being connected by bus, in addition, the reception in peripheral control unit
Device 404 can be filled by communication (wireless communication connection is represented by dotted lines in Fig. 4 b) and processor 401 and storage
Put 402 foundation communication connection.
Storage device 402 in the peripheral control unit is as a kind of computer-readable recording medium, available for storage one
Individual or multiple programs, described program can be software program, computer executable program and module, such as above-mentioned implementation of the invention
Corresponding programmed instruction/the module of method that cursor position is determined in example is (for example, in the device of image capture shown in accompanying drawing 4a
Module, including：Data obtaining module 41, information determination module 42, capture region adjusting module 43 and image capture control mould
Block 44).Processor 401 is stored in software program, instruction and module in storage device 402 by operation, so as to be based on connecing
Various function application and the data processing for the terminal device information execution peripheral control unit that device 404 is returned are received, that is, is realized
The image-capturing method of the offer of embodiment of the method two is provided.
Storage device 402 may include storing program area and storage data field, wherein, storing program area can store operation system
Application program needed for system, at least one function；Storage data field can be stored uses created data etc. according to equipment.This
Outside, storage device 402 can include high-speed random access memory, can also include nonvolatile memory, for example, at least one
Individual disk memory, flush memory device or other non-volatile solid state memory parts.In some instances, storage device 402 can
Further comprise the memory remotely located relative to processor 401, these remote memories can be by network connection to setting
It is standby.The example of above-mentioned network includes but is not limited to internet, intranet, LAN, mobile radio communication and combinations thereof.
Also, when one or more program included by above-mentioned peripheral control unit is by one or more of processors
During 401 execution, program is proceeded as follows：
After the command information that cursor positioning is sent to terminal device, the equipment material letter that the terminal device is sent is obtained
Breath；According to the screen aspect size in the equipment material information, the screen aspect ratio of terminal device display screen is determined；According to institute
State screen aspect when in the equipment material information coordinate unit long width values, determine camera catching in current field angle
Obtain area size；The capture frequency for controlling the camera to set, catches on the coordinate information figure that the terminal device is shown
Obtain the image for meeting the capture region size.
Meanwhile, the embodiment of the present invention also provides a kind of computer-readable recording medium, is stored thereon with computer program, should
Program controlled device performs the method that the cursor position of embodiment one is determined, this method includes：Cursor is sent to terminal device
After the command information of positioning, the equipment material information that the terminal device is sent is obtained；According in the equipment material information
Screen aspect size, determines the screen aspect ratio of terminal device display screen；According to the screen aspect when equipment material
The long width values of coordinate unit in information, determine capture region size of the camera in current field angle；Control the camera
With the capture frequency of setting, capture meets the figure of the capture region size on the coordinate information figure that the terminal device is shown
Picture.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to realized by hardware, but the former is more in many cases
Good embodiment.Understood based on such, what technical scheme substantially contributed to prior art in other words
Part can be embodied in the form of software product, and the computer software product can be stored in computer-readable recording medium
In, such as floppy disk, read-only storage (Read-Only Memory, ROM), the random access memory (Random of computer
Access Memory, RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are to cause a computer to set
Standby (can be personal computer, server, or network equipment etc.) performs the method described in each embodiment of the invention.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art it is various it is obvious change,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention is carried out by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of method that cursor position is determined, it is characterised in that including：
According to the command information of reception, the coordinate information figure of setting is shown with the display frequency of setting, wherein, the command information
Sent by laser pen；
Equipment material information is sent to the laser pen, and obtains the figure that the laser pen is captured according to the equipment material information
Picture, described image includes the local message figure of the coordinate information figure；
The sensing of the laser pen is confirmed according to described image, the position display indicating cursor pointed in the laser pen.
2. according to the method described in claim 1, it is characterised in that the equipment material information includes terminal device display screen
The display frequency of the long width values of coordinate unit and the coordinate information figure in screen aspect size, the coordinate information figure
Rate.
3. method according to claim 1 or 2, it is characterised in that the sensing of laser pen is confirmed according to described image, in institute
The position display indicating cursor of laser pen sensing is stated, including：
Local message figure in described image matches relative position of the described image in the coordinate information figure；
Indicating cursor is shown at the center of the relative position.
4. a kind of method of image capture, it is characterised in that including：
After the command information that cursor positioning is sent to terminal device, the equipment material information that the terminal device is sent is obtained；
According to the screen aspect size in the equipment material information, the screen aspect ratio of terminal device display screen is determined；
According to the long width values of coordinate unit in the screen aspect when the equipment material information, determine that camera is working as forward sight
Capture region size in rink corner；
The capture frequency for controlling the camera to set, capture meets institute on the coordinate information figure that the terminal device is shown
State the image of capture region size.
5. the device that a kind of cursor position is determined, it is characterised in that including：
Coordinate information display module, for the command information according to reception, the coordinate for showing setting with the display frequency of setting is believed
Breath figure, wherein, the command information is sent by laser pen；
Signal dispatcher module, sets for sending equipment material information to the laser pen, and obtaining the laser pen according to
The image that standby material information is captured, described image includes the local message figure of the coordinate information figure；
Cursor display module, the sensing of the laser pen is confirmed according to described image, the position display pointed in the laser pen
Indicating cursor.
6. device according to claim 5, it is characterised in that the equipment material information includes terminal device display screen
The display frequency of the long width values of coordinate unit and the coordinate information figure in screen aspect size, the coordinate information figure
Rate.
7. the device according to claim 5 or 6, it is characterised in that the cursor display module, specifically for：
Local message figure in described image matches relative position of the described image in the coordinate information figure；
Indicating cursor is shown at the center of the relative position.
8. a kind of device of image capture, it is characterised in that including：
After data obtaining module, the command information for sending cursor positioning to terminal device, obtain the terminal device and send
Equipment material information；
Information determination module, for the screen aspect size in the equipment material information, determines terminal device display screen
Screen aspect ratio；
Capture region adjusting module, for the length and width according to coordinate unit in the screen aspect when the equipment material information
Value, determines capture region size of the camera in current field angle；
Image capture control module, for the capture frequency for controlling the camera to set, shows in the terminal device
Capture meets the image of the capture region size on coordinate information figure.
9. a kind of terminal device, including：Display, it is characterised in that also include：
One or more processors；
Storage device, for storing one or more programs,
One or more of programs are by one or more of computing devices so that one or more of processors are realized
The method that cursor position as described in claim any one of 1-3 is determined.
10. a kind of peripheral control unit, including：Camera, the reception are provided with laser pen and receiver, the laser pen
Device is assigned on the terminal device, carries out information exchange by receiver and terminal device, it is characterised in that also include：
One or more controllers；
Storage device, for storing one or more programs,
One or more of programs are performed by one or more of controllers so that one or more of programs are described
One or more controllers are performed, and controller is realized such as claim 4 institute based on the terminal device information that the receiver is returned
The image-capturing method stated.
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| CN201710470699.1A CN107291272A (en) | 2017-06-20 | 2017-06-20 | Cursor position determination and method, device and the relevant device of image capture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710470699.1A CN107291272A (en) | 2017-06-20 | 2017-06-20 | Cursor position determination and method, device and the relevant device of image capture |
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| CN201710470699.1A Pending CN107291272A (en) | 2017-06-20 | 2017-06-20 | Cursor position determination and method, device and the relevant device of image capture |
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Application publication date: 20171024 |