CN106125930A - A kind of virtual reality device and the method for main perspective picture calibration - Google Patents
A kind of virtual reality device and the method for main perspective picture calibration Download PDFInfo
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- CN106125930A CN106125930A CN201610482273.3A CN201610482273A CN106125930A CN 106125930 A CN106125930 A CN 106125930A CN 201610482273 A CN201610482273 A CN 201610482273A CN 106125930 A CN106125930 A CN 106125930A
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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
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
- G06F3/013—Eye tracking input arrangements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
Abstract
The present invention discloses a kind of virtual reality device and the method for main perspective picture calibration, and the method includes: receive calibration command, and described calibration command is that user operation aligning key is triggered or triggered by the system configuration preset；Obtain, according to described calibration command, the direction of visual lines that user is current, determine that described direction of visual lines is the most consistent with the main perspective direction of described main perspective picture；If it is inconsistent, then adjust described main perspective picture according to described direction of visual lines, so that the main perspective direction of described main perspective picture after Tiao Zhenging is consistent with described direction of visual lines, to solve because user's posture adjusts the problem causing direction of visual lines inconsistent with the main perspective direction of main perspective picture.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of virtual reality device and the method for main perspective picture calibration.
Background technology
Virtual implementing helmet, refers to a kind of by utilizing Helmet Mounted Display the vision to external world of people, audition to be closed, draws
Lead user and produce the helmet of a kind of sensation in virtual environment.Along with the development of electronic technology, virtual implementing helmet
Have allowed for user and control virtual by the sensing means of multiple advanced person according to oneself viewpoint in virtual environment and position
Picture, specifically, during user uses virtual implementing helmet, by the kinestate of perception user's head, thus
Different scenes is presented for user.One important experience of virtual implementing helmet is exactly feeling of immersion, generally, and virtual reality system
Visual content there is (including the mutual GUI of user, panoramic video, game etc.) main perspective of a main perspective picture
Direction, i.e. main perspective, the producer of visual content is mainly by showing that in main perspective content realizes and equipment user
Mutual, as in main perspective provide interactive button, eject information, the main contents of panoramic video also in main perspective open up
Showing, other direction only provides background environment.
But headset equipment actually used during, direction of visual lines during the current wearable device of user might not be with
The main perspective direction of main perspective picture is consistent, and which results in user needs rotation head or health just it is observed that main perspective is drawn
Face, brings inconvenience to the use of user.
Solution is to force the direction of visual lines that the helmet starts the user of moment as the master of main perspective picture traditionally
View directions (usually user open the helmet application time head control towards), although the method solves user and initially uses equipment
Time direction of visual lines and the inconsistent problem in the main perspective direction of main perspective picture, but user cannot be solved and in use pluck
The lower helmet, causes direction of visual lines the most inconsistent with the main perspective direction of main perspective picture because of stance adjustment during the upper helmet of band again
Problem.
Summary of the invention
The embodiment of the present invention provides a kind of virtual reality device and the method for main perspective picture calibration, in order to solve because of user
Stance adjustment causes the problem that direction of visual lines is inconsistent with the main perspective direction of main perspective picture.
The inventive method includes the method for the main perspective picture calibration of a kind of virtual reality device, and the method includes: receive
Calibration command, described calibration command is that user operation aligning key is triggered or triggered by the system configuration preset；According to institute
State calibration command and obtain the direction of visual lines that user is current, determine the main perspective direction of described direction of visual lines and described main perspective picture
The most consistent；
If inconsistent, then adjust described main perspective picture according to described direction of visual lines, so that the described main perspective after Tiao Zhenging
The main perspective direction of picture is consistent with described direction of visual lines.
Based on same inventive concept, the embodiment of the present invention provides a kind of virtual reality device, this equipment bag further
Including: receive unit, be used for receiving calibration command, described calibration command is that user operation aligning key triggers or by presetting
System configuration triggers；
Determine unit, for obtaining, according to described calibration command, the direction of visual lines that user is current, determine described direction of visual lines
The most consistent with the main perspective direction of described main perspective picture；
Alignment unit, if for inconsistent, then adjusts described main perspective picture according to described direction of visual lines, so that after Tiao Zhenging
The main perspective direction of described main perspective picture consistent with described direction of visual lines.
The embodiment of the present invention is passed through to increase the aligning key being used for calibration on virtual reality device, or pre-configured calibration
Processing procedure, when the calibration procedure of user operation aligning key or configuration starts, i.e. carries out the main perspective of virtual reality device
The process of picture calibration, first obtains the current direction of visual lines of user according to described calibration command, determine described direction of visual lines with
The main perspective direction of described main perspective picture is the most consistent；If the most inconsistent, then adjust described master according to described direction of visual lines
Visual angle picture, so that the main perspective direction of the described main perspective picture after Tiao Zhenging is consistent with described direction of visual lines.The effect of do so
Fruit is, as long as monitoring the action that calibration will occur when user provides calibration command or calibration procedure startup, user is permissible
Calibrate the most at any time, therefore during virtual reality device uses, cause direction of visual lines because of stance adjustment when user
Time the most inconsistent with the main perspective direction of main perspective picture, it is possible to the calibration steps be given by the embodiment of the present invention, real
Existing direction of visual lines is consistent with the main perspective direction of main perspective picture, and the content that user watches in visual field positive direction is just drawn with main perspective
Face is consistent, and the immersion contributing to equipment is experienced, and also makes the use process more hommization of equipment.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing briefly introduce, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for this
From the point of view of the those of ordinary skill in field, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 provides the method flow signal of the main perspective picture calibration of a kind of virtual reality device for the embodiment of the present invention
Figure；
Fig. 2 provides a kind of main perspective picture at the schematic diagram of the right side edge of user's field range for the embodiment of the present invention；
Fig. 3 to Fig. 6 provides the schematic diagram of two kinds of calibration steps for the embodiment of the present invention；
Fig. 7 provides the structural representation of a kind of virtual reality device for the embodiment of the present invention.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing the present invention made into
One step ground describes in detail, it is clear that described embodiment is only some embodiments of the present invention rather than whole enforcement
Example.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
All other embodiments, broadly fall into the scope of protection of the invention.
Shown in Figure 1, the embodiment of the present invention provides the method stream of the main perspective picture calibration of a kind of virtual reality device
Journey schematic diagram, specifically implementation method includes:
Step S101, receives calibration command, and described calibration command is that user operation aligning key triggers or by presetting
System configuration trigger.
Step S102, obtains, according to described calibration command, the direction of visual lines that user is current, determines described direction of visual lines and institute
The main perspective direction stating main perspective picture is the most consistent.
Step S103, if inconsistent, then adjusts described main perspective picture according to described direction of visual lines, so that the institute after Tiao Zhenging
The main perspective direction stating main perspective picture is consistent with described direction of visual lines.
Because generally when there is stance adjustment in user or sensor because by temperature etc. affect generation drift time, virtual
Screen, because still according to initial main perspective direction imaging, will occur the user's current gaze mentioned in background technology corresponding
Display content is inconsistent with main perspective picture, as in figure 2 it is shown, main perspective picture is in the right side edge of user's field range, not
Between two parties, so, user may be accomplished by rotation health for the content seeing main perspective picture, in order to solve main perspective picture not
Problem placed in the middle, embodiments provides said method, and this method mainly adds the mistake of main perspective picture calibration
Journey, specifically, user brings virtual display device, finds that the positive direction image content that direction of visual lines is corresponding is not that main perspective is drawn
Face, is issued by calibration command, opens the process of virtual display device calibration, and calibration achieves a main perspective picture and adjusts to working as
On the virtual screen that the direction of visual lines of front user is corresponding, i.e. as it is shown on figure 3, main perspective picture occupies in the field range of user
In.
It should be noted that the calibration command of the embodiment of the present invention can be sent by multiple, specifically, when user touches
When the virtual selecting buttons of calibration, send calibration command；Or, when user operation is for the physical button of calibration, send out
Go out calibration command.
It is to say, increase the interactive picture for calibration on virtual reality device, when user treats that upper virtual reality sets
Standby, such as, during virtual implementing helmet, application can provide a friendship whether carrying out calibrating after starting on virtual screen at once
Interface mutually, user can click on virtual selecting buttons, send calibration command.Or, virtual reality device external one specially
For the physical button of calibration, user can press physical button as required at any time using virtual reality device when and enter
Row sum-equal matrix main perspective picture.
User, why it appeared that main perspective picture offsets, can be learnt by the interactive picture that prompting is calibrated,
The i.e. display screen display at described virtual reality device is used for the interactive picture of calibration, and described interactive picture includes that instruction is current
The screen frame of the main perspective picture of correct display, described screen frame is used for prompting the user whether to calibrate.That is, current screen frame
The position at place is exactly the main perspective that user's direction of visual lines is corresponding, if it occur that the main perspective picture of imaging is not in screen frame,
Then explanation is currently needed for calibration, and therefore user may determine that accordingly and calibrate.
Or, display, for the countdown picture of calibration, at the end of countdown, sends calibration command.Such as, when with
When virtual implementing helmet is put at family, the countdown that application can carry out carrying out calibrating after starting on virtual screen at once carries
Showing, when counting terminates, virtual implementing helmet will be calibrated automatically, thus ensures direction of visual lines and the main perspective direction of user
Unanimously.
Further, in embodiments of the present invention, the direction of visual lines of user is mainly by described virtual reality device
Sensor obtains, and would generally store the main perspective direction of a main perspective picture, main perspective picture in virtual reality device
Being predominantly located on this main perspective direction, this main perspective direction obtains according to previous calibration, or equipment presets one
Initial value.If the direction of visual lines of active user is inconsistent with main perspective direction, then it is formed for an angle, true by this angle
Determine whether there is angle difference between described direction of visual lines and the main perspective direction of described main perspective picture.
Further, according to this angle difference, the embodiment of the present invention provides two kinds of calibration steps so that final main perspective
Direction is consistent with the direction of visual lines of user, and wherein, a kind of calibration steps is according to described angle difference, and mobile described main perspective is drawn
Face, so that the main perspective direction of the described main perspective picture after Yi Dong is consistent with described direction of visual lines.
It is assumed that occur skew to illustrate in the horizontal direction with main perspective picture, VR is applied, during initialization, content
Main perspective consistent with sensor orientation, horizontal direction two-dimensional section is as shown in Figure 4.Wherein the master of five-pointed star instruction content regards
Angle, hexagon is background content, triangle acute angle direction instruction user's direction of visual lines, the now main perspective of content and user's sight line
Direction is consistent, and main perspective content is consistent with background.After user adjusts attitude, relative to initial main perspective direction, sensing
There is angle difference delta (30 degree), as shown in Figure 5 in the direction of visual lines that device now obtains and initial main perspective direction.At this time,
User will occur the problem that main perspective picture is not consistent with direction of visual lines when viewing, and in order to solve this problem, user touches
Sending alignment instructs, and after then virtual implementing helmet receives calibration command, obtains the direction of visual lines of user in main perspective direction up time
Pin rotate 30 degree of directions, therefore by main perspective picture with observer as the center of circle, be rotated in a clockwise direction angle delta, the most such as
Shown in Fig. 6.So, main perspective picture is just on the direction of visual lines that user is current, equal to current direction of visual lines and main perspective side
To unanimously.
Further, another calibration steps is, by the results modification of described direction of visual lines for refer to previous calibration
The main perspective direction of the described main perspective picture that order obtains is identical, and the described main perspective obtained according to previous calibration instruction is drawn
Described main perspective picture is drawn in the main perspective direction in face.
Still occur skew to illustrate in the horizontal direction with main perspective picture, after user adjusts attitude, relative to
Initial main perspective direction, there is angle difference delta in the direction of visual lines that sensor now obtains and initial main perspective direction, such as figure
Shown in 5.At this time, user will occur the problem that main perspective picture is not consistent with direction of visual lines when viewing, in order to solve this
One problem, user triggers calibration command, and after then virtual implementing helmet receives calibration command, the direction of visual lines obtaining user is being led
View directions turns clockwise 30 degree of directions, and the result that therefore equipment active correction sensor is given will the direction of visual lines inverse time
Pin rotates 30 degree and overlaps as main perspective direction, and the master instructing the described main perspective picture obtained still according to previous calibration regards
Described main perspective picture is drawn in initial main perspective direction in angular direction, i.e. Fig. 5.This have the effect that main perspective picture and regard
Line direction is consistent, and why do so can reach such effect is because the knot that equipment active correction sensor provides
Really, be equivalent to increase mirror be mapped on the direction of visual lines of user by main perspective image content.
Based on identical technology design, the embodiment of the present invention also provides for a kind of virtual reality device, and this equipment can perform
State embodiment of the method, equipment that the embodiment of the present invention provides as it is shown in fig. 7, comprises: receive unit 401, determine unit 402, school
Quasi-unit 403, wherein:
Receiving unit 401, be used for receiving calibration command, described calibration command is that user operation aligning key triggers or logical
Cross the system configuration preset to trigger；
Determine unit 402, for obtaining, according to described calibration command, the direction of visual lines that user is current, determine described sight line side
To the most consistent with the main perspective direction of described main perspective picture；
Alignment unit 403, if for inconsistent, then adjusts described main perspective picture according to described direction of visual lines, so that adjusting
The main perspective direction of the described main perspective picture after whole is consistent with described direction of visual lines.
Wherein, described calibration command is to trigger according to user operation, including: when user touches the virtual selection for calibration
During button, send calibration command；
Or, when user operation is for the physical button of calibration, send calibration command；
Or, described configuration by default system is triggered, including: in display for the countdown picture calibrated, when
At the end of timing, send calibration command.
Further, described determine unit 402 specifically for: obtain user by the sensor of described virtual reality device
Current direction of visual lines；Obtaining the main perspective direction of the main perspective picture of storage, the main perspective direction of described main perspective picture is
Obtain according to previous calibration instruction；Whether determine between the main perspective direction of described direction of visual lines and described main perspective picture
There is angle difference.
Further, described alignment unit 403 specifically for: by the results modification of described direction of visual lines be and last school
The main perspective direction of the described main perspective picture that quasi instruction obtains is identical, and the described master obtained according to previous calibration instruction regards
Described main perspective picture is drawn in the main perspective direction of angle picture.
Or, described alignment unit 403 specifically for: according to described angle difference, mobile described main perspective picture so that
The main perspective direction of the described main perspective picture after movement is consistent with described direction of visual lines.
Further, also include display unit 404, for the display screen display at described virtual reality device for school
Accurate interactive picture, described interactive picture includes the screen frame of the main perspective picture of the current correct display of instruction, described screen frame
Calibrate for prompting the user whether.
To sum up, the embodiment of the present invention is by increasing the aligning key for calibration or pre-configured on virtual reality device
The processing procedure of calibration, when the calibration procedure of user operation aligning key or configuration starts, i.e. carries out virtual reality device
The process of main perspective picture calibration, first obtains, according to described calibration command, the direction of visual lines that user is current, determines described sight line
Direction is the most consistent with the main perspective direction of described main perspective picture；If the most inconsistent, then adjust according to described direction of visual lines
Described main perspective picture, so that the main perspective direction of the described main perspective picture after Tiao Zhenging is consistent with described direction of visual lines.So
The effect done is, as long as monitoring the action that calibration will occur when user provides calibration command or calibration procedure startup, uses
Family can be calibrated the most at any time, therefore causes regarding because of stance adjustment during virtual reality device uses as user
When line direction is the most inconsistent with the main perspective direction of main perspective picture, it is possible to the calibration side be given by the embodiment of the present invention
Method, it is achieved direction of visual lines is consistent with the main perspective direction of main perspective picture, the content that user watches in visual field positive direction just with master
Visual angle picture is consistent, and the immersion contributing to equipment is experienced, and also makes the use process more hommization of equipment.
The present invention is with reference to method, equipment (system) and the flow process of computer program according to embodiments of the present invention
Figure and/or block diagram describe.It should be understood that can the most first-class by computer program instructions flowchart and/or block diagram
Flow process in journey and/or square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
Instruction arrives the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce
A raw machine so that the instruction performed by the processor of computer or other programmable data processing device is produced for real
The device of the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame now.
These computer program instructions may be alternatively stored in and computer or other programmable data processing device can be guided with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in this computer-readable memory produces and includes referring to
Make the manufacture of device, this command device realize at one flow process of flow chart or multiple flow process and/or one square frame of block diagram or
The function specified in multiple square frames.
These computer program instructions also can be loaded in computer or other programmable data processing device so that at meter
Perform sequence of operations step on calculation machine or other programmable devices to produce computer implemented process, thus at computer or
The instruction performed on other programmable devices provides for realizing at one flow process of flow chart or multiple flow process and/or block diagram one
The step of the function specified in individual square frame or multiple square frame.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and amendment to these embodiments.So, claims are intended to be construed to include excellent
Select embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and the modification essence without deviating from the present invention to the present invention
God and scope.So, if these amendments of the present invention and modification belong to the scope of the claims in the present invention and equivalent technologies thereof
Within, then the present invention is also intended to comprise these change and modification.
Claims (12)
1. the method for the main perspective picture calibration of a virtual reality device, it is characterised in that the method includes:
Receiving calibration command, described calibration command is that user operation aligning key is triggered or touched by the system configuration preset
Send out；
Obtain, according to described calibration command, the direction of visual lines that user is current, determine described direction of visual lines and described main perspective picture
Main perspective direction is the most consistent；
If inconsistent, then adjust described main perspective picture according to described direction of visual lines, so that the described main perspective picture after Tiao Zhenging
Main perspective direction consistent with described direction of visual lines.
2. the method for claim 1, it is characterised in that the direction of visual lines that described acquisition user is current, including:
The direction of visual lines that user is current is obtained by the sensor of described virtual reality device；
Described determine that described direction of visual lines is the most consistent with the main perspective direction of described main perspective picture, including:
Obtaining the main perspective direction of the main perspective picture of storage, according to the main perspective direction of described main perspective picture last school
Quasi instruction obtains；
Determine and whether there is angle difference between the main perspective direction of described direction of visual lines and described main perspective picture.
3. method as claimed in claim 2, it is characterised in that adjust described main perspective picture according to described direction of visual lines, with
The main perspective direction making the described main perspective picture after adjustment is consistent with described direction of visual lines, including:
By the main perspective side that the results modification of described direction of visual lines is the described main perspective picture obtained with previous calibration instruction
To identical, and the main perspective direction drafting described main perspective picture of the described main perspective picture obtained according to previous calibration instruction
Face.
4. method as claimed in claim 2, it is characterised in that adjust described main perspective picture according to described direction of visual lines, with
The main perspective direction making the described main perspective picture after adjustment is consistent with described direction of visual lines, including:
According to described angle difference, mobile described main perspective picture, so that the main perspective side of the described main perspective picture after Yi Dong
To consistent with described direction of visual lines.
5. the method for claim 1, it is characterised in that described calibration command is to trigger according to user operation, including:
When user touches for the virtual selecting buttons of calibration, send calibration command；
Or,
When user operation is for the physical button of calibration, send calibration command；
Or, described configuration by default system is triggered, including:
In display for the countdown picture of calibration, at the end of countdown, send calibration command.
6. method as claimed in claim 5, it is characterised in that before described reception calibration command, also include:
Display screen display at described virtual reality device is used for the interactive picture of calibration, and described interactive picture includes that instruction is worked as
The screen frame of the main perspective picture of front correct display, described screen frame is used for prompting the user whether to calibrate.
7. a virtual reality device, it is characterised in that this equipment includes:
Receiving unit, be used for receiving calibration command, described calibration command is that user operation aligning key triggers or by presetting
System configuration trigger；
Determine unit, for obtaining, according to described calibration command, the direction of visual lines that user is current, determine described direction of visual lines and institute
The main perspective direction stating main perspective picture is the most consistent；
Alignment unit, if for inconsistent, then adjusts described main perspective picture according to described direction of visual lines, so that the institute after Tiao Zhenging
The main perspective direction stating main perspective picture is consistent with described direction of visual lines.
8. equipment as claimed in claim 7, it is characterised in that described determine unit specifically for:
The direction of visual lines that user is current is obtained by the sensor of described virtual reality device；
Obtaining the main perspective direction of the main perspective picture of storage, according to the main perspective direction of described main perspective picture last school
Quasi instruction obtains；
Determine and whether there is angle difference between the main perspective direction of described direction of visual lines and described main perspective picture.
9. equipment as claimed in claim 8, it is characterised in that described alignment unit specifically for:
By the main perspective side that the results modification of described direction of visual lines is the described main perspective picture obtained with previous calibration instruction
To identical, and the main perspective direction drafting described main perspective picture of the described main perspective picture obtained according to previous calibration instruction
Face.
10. equipment as claimed in claim 8, it is characterised in that described alignment unit specifically for:
According to described angle difference, mobile described main perspective picture, so that the main perspective side of the described main perspective picture after Yi Dong
To consistent with described direction of visual lines.
11. equipment as claimed in claim 7, it is characterised in that described calibration command is to trigger according to user operation, including:
When user touches for the virtual selecting buttons of calibration, send calibration command；
Or,
When user operation is for the physical button of calibration, send calibration command；
Or, described configuration by default system is triggered, including:
In display for the countdown picture of calibration, at the end of countdown, send calibration command.
12. equipment as claimed in claim 11, it is characterised in that also include:
Display unit, for described virtual reality device display screen display for calibrate interactive picture, described alternately
Picture includes the screen frame of the main perspective picture of the current correct display of instruction, and described screen frame is used for prompting the user whether to carry out school
Accurate.
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