CN110850977B - Stereoscopic image interaction method based on 6DOF head-mounted display - Google Patents
Stereoscopic image interaction method based on 6DOF head-mounted display Download PDFInfo
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- CN110850977B CN110850977B CN201911077191.0A CN201911077191A CN110850977B CN 110850977 B CN110850977 B CN 110850977B CN 201911077191 A CN201911077191 A CN 201911077191A CN 110850977 B CN110850977 B CN 110850977B
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- 230000003993 interaction Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000009877 rendering Methods 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 16
- 230000000007 visual effect Effects 0.000 claims abstract description 9
- 230000004044 response Effects 0.000 claims abstract description 5
- 230000000875 corresponding effect Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 4
- 238000013135 deep learning Methods 0.000 claims description 3
- 206010047700 Vomiting Diseases 0.000 claims description 2
- 208000002173 dizziness Diseases 0.000 claims description 2
- 230000002452 interceptive effect Effects 0.000 claims description 2
- 230000008673 vomiting Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 208000012788 shakes Diseases 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000003190 augmentative effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000000877 morphologic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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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
- G06F3/0346—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/006—Mixed reality
Abstract
The application discloses a stereoscopic image interaction method based on a 6DOF head-mounted display, which comprises the following steps of S1, collecting spatial position information and posture information of a visual angle of a wearer; s2, adjusting the posture information and the proportion parameters of the virtual object according to the relative relation between the space position information and the real scene, constructing and rendering a virtual three-dimensional scene, and simultaneously establishing a dynamic motion model for the dynamic object; s3, displaying the three-dimensional scene and the dynamic motion model on a virtual display interface; s4, according to the shaking grade of the displayed virtual picture, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model; s5, acquiring the operation form of the two hands of the user, the action parameters of the two hands of the user and the input voice instruction; s6, performing virtual response of the three-dimensional scene based on the operation form, the action parameters and the input voice command.
Description
Technical Field
The application belongs to the technical field of AR, and particularly relates to a stereoscopic image interaction method based on a 6DOF head-mounted display.
Background
The AR augmented reality (Augmented Reality) technology is a technology for skillfully fusing virtual information with a real world, and widely uses various technical means such as multimedia, three-dimensional modeling, real-time tracking and registration, intelligent interaction, sensing and the like, and applies virtual information such as characters, images, three-dimensional models, music, videos and the like generated by a computer to the real world after simulation, so that the two kinds of information are mutually complemented, thereby realizing the enhancement of the real world.
The interaction relation between the user and the simulation environment and between the user and various virtual objects in the simulation environment are important components of the AR technology, and are subject to shaking of virtual pictures and interaction modes with the virtual environment, so that the user experience in the virtual environment is poor.
Disclosure of Invention
The application aims to provide a stereoscopic image interaction method based on a 6DOF head-mounted display to solve the problem of poor effect of the conventional virtual interaction body school.
In order to achieve the above purpose, the application adopts the following technical scheme:
a stereoscopic image interaction method based on a 6DOF head-mounted display, comprising:
s1, acquiring spatial position information and posture information of a visual angle of a wearer;
s2, adjusting the posture information and the proportion parameters of the virtual object according to the relative relation between the space position information and the real scene, constructing and rendering a virtual three-dimensional scene, and simultaneously establishing a dynamic motion model for the dynamic object;
s3, displaying the three-dimensional scene and the dynamic motion model on a virtual display interface;
s4, according to the shaking grade of the displayed virtual picture, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model;
s5, acquiring the operation form of the two hands of the user, the action parameters of the two hands of the user and the input voice instruction;
s6, performing virtual response of the three-dimensional scene based on the operation form, the action parameters and the input voice command.
Preferably, the spatial position information is perspective spatial image information captured by at least two sets of cameras located above the 6DOF head mounted display.
Preferably, the attitude information includes pitch angle, yaw angle, roll angle of the 6DOF head mounted display device.
Preferably, the shaking level is a shaking degree felt by the wearer on the virtual picture, and is classified into primary shaking, intermediate shaking, and overload shaking.
Preferably, the method for adjusting the rendering effect parameters of the three-dimensional scene and the dynamic motion model is as follows: the wearer selects a specific shaking grade according to the shaking grade option displayed on the 6DOF head-mounted display, and then adjusts the rendering effect of the virtual interactive picture so as to slow down the shaking degree of the wearer.
Preferably, the rendering effect parameters are picture delay, light intensity, luminous map subdivision, light buffering and picture dithering.
Preferably, the voice instructions of the wearer are collected and received through a voice input device.
Preferably, the generation and the inspection of the voice model are carried out based on a deep learning algorithm, the instruction intention of the voice instruction of the wearer is obtained, and the corresponding action instruction is generated according to the instruction intention.
Preferably, the operation form and the action parameters of both hands of the user are obtained through a camera at the top of the 6DOF head-mounted display, and each operation form corresponds to a unique operation instruction.
Preferably, according to the operation instruction corresponding to the operation mode of the two hands of the wearer, corresponding operation is performed on the virtual object in the virtual screen.
The stereoscopic image interaction method based on the 6DOF head-mounted display provided by the application has the following beneficial effects:
according to the application, through collecting the spatial position information and the posture information of the visual angle of a wearer, a virtual three-dimensional scene with high fidelity is constructed and rendered, and a dynamic motion model is built for a dynamic object; the virtual scene is controlled by adopting voice instruction input and a double-hand operation mode, so that the selectivity of user interaction experience is improved; meanwhile, the shaking grade is adopted, and the virtual scene rendering parameters are adjusted according to the shaking grade selected by the user, so that the user requirements are met, and the user experience comfort level is increased.
Drawings
Fig. 1 is a flow chart of a stereoscopic image interaction method based on a 6DOF head mounted display.
Detailed Description
The following description of the embodiments of the present application is provided to facilitate understanding of the present application by those skilled in the art, but it should be understood that the present application is not limited to the scope of the embodiments, and all the applications which make use of the inventive concept are protected by the spirit and scope of the present application as defined and defined in the appended claims to those skilled in the art.
According to an embodiment of the present application, referring to fig. 1, the stereoscopic image interaction method based on the 6DOF head-mounted display of the present solution includes:
s1, acquiring spatial position information and posture information of a visual angle of a wearer;
s2, adjusting the posture information and the proportion parameters of the virtual object according to the relative relation between the space position information and the real scene, constructing and rendering a virtual three-dimensional scene, and simultaneously establishing a dynamic motion model for the dynamic object;
s3, displaying the three-dimensional scene and the dynamic motion model on a virtual display interface;
s4, according to the shaking grade of the displayed virtual picture, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model;
s5, acquiring the operation form of the two hands of the user, the action parameters of the two hands of the user and the input voice instruction;
s6, performing virtual response of the three-dimensional scene based on the operation form, the action parameters and the input voice command.
The above steps are described in detail below
Step S1, acquiring spatial position information and posture information of a visual angle of a wearer;
at least two groups of cameras above the 6DOF head-mounted display, wherein the cameras can rotate and deflect, and the shooting of the spatial information of the user visual angle is performed based on the two rotatable cameras.
The gesture information includes a pitch angle, a yaw angle, and a roll angle of the 6DOF head mounted display device, that is, a pitch angle, a yaw angle, and a roll angle when the 6DOF head mounted display device is worn by the user, and is used for reflecting gesture information of the user in the virtual environment.
S2, adjusting the posture information and the proportion parameters of the virtual object according to the relative relation between the space position information and the real scene, constructing and rendering a virtual three-dimensional scene, and simultaneously establishing a dynamic motion model for the dynamic object;
and (3) acquiring the gesture information and the spatial position information of the user in the step (S1), and further adjusting the gesture information and the proportion parameters of the virtual object according to the relative relation between the spatial position information and the real scene, so that the gesture of the user in the virtual environment is closer to a true value and accords with the virtual environment.
Because the coordinate system on which the cameras are used for shooting is a space coordinate system, and the virtual environment and the reality are interacted with each other to depend on the virtual display interface coordinate system, the two coordinate systems are mutually independent, so that the space position information and the gesture information acquired by at least two groups of cameras are required to be converted into the virtual position information under the virtual reality display interface.
And then a virtual three-dimensional scene for man-machine interaction is constructed, and the three-dimensional scene is rendered to restore a real environment with high reality.
And a dynamic motion model is built for the dynamic object, and the gesture information and the space position information of the dynamic object are converted into virtual position information under a virtual reality display interface, and are simultaneously overlapped and framed in a virtual three-dimensional scene.
S3, displaying the three-dimensional scene and the dynamic motion model on a virtual display interface;
and (3) displaying the virtual scene constructed in the step (S2) on a 6DOF head-mounted display, wherein a user can interact with the virtual scene in real time through the display when wearing the 6DOF head-mounted device.
S4, according to the shaking grade of the displayed virtual picture, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model;
the shaking level is the shaking degree felt by the wearer on the virtual picture, and different users can feel different even facing the same virtual scene; therefore, the scheme divides the shaking grades, can divide the shaking grades in multiple stages, and only divides the shaking grades into three grades, namely primary shaking, medium shaking and overload shaking.
The primary shake is shake or shake range that the user can bear.
Medium-level shaking is still within an affordable range, but users are already able to feel the shaking brought by the current virtual environment significantly.
Overload shaking is beyond the bearing range of users, and phenomena such as dizzy and vomiting are seriously caused.
According to the actual requirements, the user can display the shaking level of the virtual scene in the three-dimensional scene through the operation form of the two hands or/and the input voice command, and select the specific shaking level according to the current experience of the user.
According to the shaking level of the specific three-dimensional scene selected by the user, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model; to slow down the user's shaking degree; rendering effect parameters such as picture delay, light intensity, luminous map subdivision, light buffering and picture dithering.
S5, acquiring the operation form of the hands of the user, the action parameters of the hands and the input voice instructions;
the input instructions comprise a user double-hand morphological instruction and a user voice instruction, and information interaction of the virtual scene is realized through the double-hand morphological instruction and the voice instruction.
The voice command may be acquired and obtained through a voice input device, and may be MIC, which is not limited herein.
The collected and acquired voice instructions are subjected to generation and inspection of a voice model based on a deep learning algorithm, instruction intention of the voice instructions of a wearer is obtained, corresponding action instructions are generated according to the instruction intention, and the action instructions act on a virtual scene.
The method comprises the steps that operation modes and action parameters of two hands of a user are obtained through a camera at the top of a 6DOF head-mounted display, each operation mode corresponds to a unique operation instruction, and each operation instruction corresponds to a unique virtual scene instruction.
And S6, performing virtual response of the three-dimensional scene based on the operation form, the action parameters thereof and the input voice command.
And (5) acquiring the voice instruction and the operation form instruction in the step (S5), and converting the instruction into a corresponding operation instruction in the virtual scene, thereby realizing the corresponding of the virtual scene.
According to the application, through collecting the spatial position information and the posture information of the visual angle of a wearer, a virtual three-dimensional scene with high fidelity is constructed and rendered, and a dynamic motion model is built for a dynamic object; the virtual scene is controlled by adopting voice instruction input and a double-hand operation mode, so that the selectivity of user interaction experience is improved; meanwhile, the shaking grade is adopted, and the virtual scene rendering parameters are adjusted according to the shaking grade selected by the user, so that the user requirements are met, and the user experience comfort level is increased.
Although specific embodiments of the application have been described in detail with reference to the accompanying drawings, it should not be construed as limiting the scope of protection of the present patent. Various modifications and variations which may be made by those skilled in the art without the creative effort are within the scope of the patent described in the claims.
Claims (1)
1. A stereoscopic image interaction method based on a 6DOF head-mounted display, comprising:
s1, acquiring spatial position information and posture information of a visual angle of a wearer;
s2, adjusting the posture information and the proportion parameters of the virtual object according to the relative relation between the space position information and the real scene, constructing and rendering a virtual three-dimensional scene, and simultaneously establishing a dynamic motion model for the dynamic object;
s3, displaying the three-dimensional scene and the dynamic motion model on a virtual display interface;
s4, according to the shaking grade of the displayed virtual picture, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model;
s5, acquiring the operation form of the two hands of the user, the action parameters of the two hands of the user and the input voice instruction;
s6, performing virtual response of the three-dimensional scene based on the operation form, the action parameters thereof and the input voice command;
the spatial position information is visual angle spatial image information shot by at least two groups of cameras above the 6DOF head-mounted display;
the gesture information comprises a pitch angle, a yaw angle and a roll angle of the 6DOF head-mounted display device;
the shaking grade is the shaking degree felt by the wearer on the virtual picture, and is divided into primary shaking, intermediate shaking and overload shaking;
the method for adjusting the rendering effect parameters of the three-dimensional scene and the dynamic motion model comprises the following steps: the wearer selects a specific shaking grade according to the shaking grade option displayed on the 6DOF head-mounted display, and further adjusts the rendering effect of the virtual interactive picture so as to slow down the shaking degree of the wearer;
the rendering effect parameters comprise picture delay, light intensity, luminous map subdivision, lamplight buffering and picture dithering;
collecting and receiving voice instructions of a wearer through voice input equipment;
generating and checking a voice model based on a deep learning algorithm to obtain the instruction intention of a voice instruction of a wearer, and generating a corresponding action instruction according to the instruction intention;
acquiring operation forms and action parameters of both hands of a user through a camera at the top of the 6DOF head-mounted display, wherein each operation form corresponds to a unique operation instruction;
according to the operation instruction corresponding to the operation form of the hands of the wearer, corresponding operation is implemented on the virtual object in the virtual picture;
the shaking level is the shaking degree felt by the wearer on the virtual picture, and different users can feel different even facing the same virtual scene; therefore, the shaking grades are divided, and multistage division is carried out according to the shaking grades, wherein the multistage division comprises primary shaking, medium shaking and overload shaking;
the primary shaking is shaking or shaking range beatable by a user;
the medium-level shaking is in an bearable range, but a user can obviously feel shaking brought by the current virtual environment;
overload shaking is beyond the bearing range of the user, so that dizzy and vomiting can occur;
according to actual demands, displaying the shaking level of the virtual scene in the three-dimensional scene through the operation form of the two hands or/and the input voice command, and selecting a specific shaking level according to the current experience of the user;
according to the shaking level of the specific three-dimensional scene selected by the user, adjusting rendering effect parameters of the three-dimensional scene and the dynamic motion model; to slow down the user's shaking degree; rendering effect parameters such as picture delay, light intensity, luminous map subdivision, light buffering and picture dithering.
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| CN111352510B (en) * | 2020-03-30 | 2023-08-04 | 歌尔股份有限公司 | Virtual model creation method, system and device and head-mounted equipment |
| CN111862348A (en) * | 2020-07-30 | 2020-10-30 | 腾讯科技（深圳）有限公司 | Video display method, video generation method, video display device, video generation device, video display equipment and storage medium |
| CN112286355B (en) * | 2020-10-28 | 2022-07-26 | 杭州天雷动漫有限公司 | Interactive method and system for immersive content |
| CN113709543A (en) * | 2021-02-26 | 2021-11-26 | 腾讯科技（深圳）有限公司 | Video processing method and device based on virtual reality, electronic equipment and medium |
| CN113515193B (en) * | 2021-05-17 | 2023-10-27 | 聚好看科技股份有限公司 | Model data transmission method and device |
| CN113823044B (en) * | 2021-10-08 | 2022-09-13 | 刘智矫 | Human body three-dimensional data acquisition room and charging method thereof |
| CN114866757B (en) * | 2022-04-22 | 2024-03-05 | 深圳市华星光电半导体显示技术有限公司 | Stereoscopic display system and method |
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