CN114598789A - Trigger type zoom system for virtual reality image acquisition and working method thereof - Google Patents
Trigger type zoom system for virtual reality image acquisition and working method thereof Download PDFInfo
- Publication number
- CN114598789A CN114598789A CN202210212565.0A CN202210212565A CN114598789A CN 114598789 A CN114598789 A CN 114598789A CN 202210212565 A CN202210212565 A CN 202210212565A CN 114598789 A CN114598789 A CN 114598789A
- Authority
- CN
- China
- Prior art keywords
- image acquisition
- infrared
- component
- assembly
- focusing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000012545 processing Methods 0.000 claims abstract description 11
- 230000003287 optical effect Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000013519 translation Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000009432 framing Methods 0.000 claims description 4
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/2224—Studio circuitry; Studio devices; Studio equipment related to virtual studio applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
Abstract
The invention discloses a trigger type zoom system for virtual reality image acquisition and a working method thereof, wherein the trigger type zoom system comprises an image acquisition camera and a zoom mechanism matched with the image acquisition camera, and the zoom mechanism comprises a distance-fixing module and a distance-changing control module; the distance-fixing module comprises an infrared anchor point transmitting component, an infrared receiving component matched with the infrared anchor point transmitting component and a distance-measuring component; the variable-distance control module comprises a data processing terminal matched with the distance measuring component and a focusing component matched with the data processing terminal, and the focusing component comprises an optical focusing component and a mechanical focusing component.
Description
Technical Field
The invention relates to the field of virtual reality, in particular to a trigger type zoom system for virtual reality image acquisition and a working method thereof.
Background
Virtual Reality (abbreviated as VR) is a new practical technology developed in the 20 th century. Virtual reality technology provides a sense of environmental immersion through a virtual environment. With the continuous development of social productivity and scientific technology, VR technology is increasingly in great demand in various industries. The VR technology has made great progress and gradually becomes a new scientific and technical field.
In the virtual reality technology, the most important one is the acquisition and recording of a virtual reality scene, at least two cameras with different visual angles are generally adopted to keep focal points coincident in the prior art, a commonly used acquisition device comprises two or more scanning cameras with coincident focal points, framing imaging is carried out around a scene to be imaged by relying on an annular track, but the focal point position of the traditional virtual reality imaging acquisition device is preset, the whole equipment mainly works by relying on a mechanical structure, once local displacement occurs in the scene to be imaged in the imaging process, virtual focus can be generated at the focal point, the imaging effect is influenced, and in order to solve the problem, an imaging focal point distance tracking and automatic zooming system capable of achieving the scene environment is needed.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a trigger zoom system for virtual reality image acquisition and a working method thereof, aiming at the defects of the prior art.
The technical scheme is as follows: the invention relates to a trigger type zoom system for virtual reality image acquisition, which comprises an image acquisition camera and a zoom mechanism matched with the image acquisition camera, wherein the zoom mechanism comprises a distance module and a variable distance control module;
the distance-fixing module comprises an infrared anchor point transmitting component, an infrared receiving component matched with the infrared anchor point transmitting component and a distance-measuring component;
the variable-pitch control module comprises a data processing terminal matched with the ranging assembly and a focusing assembly matched with the data processing terminal, and the focusing assembly comprises an optical focusing assembly and a mechanical focusing assembly.
Preferably, the optical focusing assembly comprises a lens zooming driving component matched with the lens part of the image capturing camera and a lens translation component matched with the mechanical part of the image capturing camera.
A working method of a trigger type zoom system for virtual reality image acquisition comprises the following steps:
s1, erecting two or more image acquisition cameras in a scene needing to acquire virtual reality images and enabling the view finding directions of all the image acquisition cameras to be aligned to image acquisition positions in the scene;
s2, starting the infrared anchor point emission component and aligning the infrared anchor point emission component with the image acquisition position in the scene, wherein the image acquisition camera and the image acquisition position change along with the change of the image acquisition position, so that the travel of reflected light generated by the infrared ray emitted by the infrared anchor point emission component at the image acquisition position changes;
s3, the infrared receiving assembly receives reflected light generated by infrared rays at an image collecting position and measures the specific travel of the reflected light, so that the focusing focal length of specific requirements is obtained;
and S4, quantizing the obtained focusing focal length of the specific requirement through a data processing terminal, sending the quantized focusing focal length to a focusing assembly, then adjusting the specific framing focal length of the image acquisition camera through an optical focusing assembly and a mechanical focusing assembly, specifically, controlling the image acquisition camera to focus in a large range by adopting a lens translation assembly, and controlling the fine adjustment of the focal length of the image acquisition camera through a lens zooming driving assembly.
Compared with the prior art, the invention has the following beneficial effects: the automatic distance setting in the image acquisition camera and the scene can be realized by taking the infrared anchor point transmitting group, the infrared receiving assembly and the distance measuring assembly as the distance setting module in the virtual reality image acquisition process, and the variable distance of the image acquisition camera is automatically triggered when the focal length is changed, so that the automation degree is higher, and the zoom system for the virtual reality image acquisition with higher sensitivity is obtained.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated to facilitate describing the invention and to simplify the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication connection; the term "coupled" as used herein refers to a connection that is either direct or indirect through an intermediary, and may be internal or interconnected, unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solution of the present invention will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
A trigger zoom system for virtual reality image acquisition comprises an image acquisition camera and a zoom mechanism matched with the image acquisition camera, wherein the zoom mechanism comprises a distance fixing module and a distance changing control module;
the distance fixing module comprises an infrared anchor point transmitting component, an infrared receiving component matched with the infrared anchor point transmitting component and a distance measuring component;
the variable-pitch control module comprises a data processing terminal matched with the ranging assembly and a focusing assembly matched with the data processing terminal, and the focusing assembly comprises an optical focusing assembly and a mechanical focusing assembly.
The optical focusing assembly comprises a lens zooming driving component matched with the lens part of the image acquisition camera and a lens translation component matched with the mechanical part of the image acquisition camera.
Example (b): in specific implementation, a working method of the trigger type zoom system for virtual reality image acquisition comprises the following steps:
s1, erecting two or more image acquisition cameras in a scene needing to acquire virtual reality images and enabling the view finding directions of all the image acquisition cameras to be aligned with the image acquisition positions in the scene;
s2, starting the infrared anchor point emitting component and aligning to the image collecting position in the scene, wherein the image collecting position changes, the image collecting camera and the image collecting position change accordingly, so that the reflected light stroke generated by the infrared ray emitted by the infrared anchor point emitting component at the image collecting position changes;
s3, the infrared receiving assembly receives reflected light generated by infrared rays at an image collecting position and measures the specific travel of the reflected light, so that the focusing focal length of specific requirements is obtained;
and S4, quantizing the obtained focusing focal length of the specific requirement through a data processing terminal, sending the quantized focusing focal length to a focusing assembly, adjusting the specific framing focal length of the image acquisition camera through an optical focusing assembly and a mechanical focusing assembly, specifically, adopting a lens translation assembly to control the image acquisition camera to focus in a large range, and controlling the fine adjustment of the focal length of the image acquisition camera through a lens zooming driving assembly.
The technical scheme has the advantages that the automatic distance setting in the image acquisition camera and the scene can be realized by taking the infrared anchor point transmitting group, the infrared receiving assembly and the distance measuring assembly as the distance setting module in the virtual reality image acquisition process, the distance variation of the image acquisition camera is automatically triggered when the focal length is changed, the automation degree is higher, and the zoom system for virtual reality image acquisition with higher sensitivity is obtained.
In the present invention, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacting the first feature and the second feature or indirectly contacting the first feature and the second feature through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or may simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lower level than the second feature. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example.
Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. The utility model provides a virtual reality image acquisition is with triggering formula zoom system, includes the zoom mechanism of image acquisition camera and cooperation image acquisition camera, its characterized in that: the zoom mechanism comprises a distance module and a variable-pitch control module;
the distance module comprises an infrared anchor point transmitting component, an infrared receiving component matched with the infrared anchor point transmitting component and a distance measuring component;
the variable-pitch control module comprises a data processing terminal matched with the ranging assembly and a focusing assembly matched with the data processing terminal, and the focusing assembly comprises an optical focusing assembly and a mechanical focusing assembly.
2. The triggered zoom system for virtual reality image acquisition according to claim 1, wherein: the optical focusing assembly comprises a lens zooming driving component matched with the lens part of the image acquisition camera and a lens translation component matched with the mechanical part of the image acquisition camera.
3. The method of claim 1 and 2, wherein the trigger zoom system comprises: the method comprises the following steps:
s1, erecting two or more image acquisition cameras in a scene needing to acquire virtual reality images and enabling the view finding directions of all the image acquisition cameras to be aligned to image acquisition positions in the scene;
s2, starting the infrared anchor point emission component and aligning the infrared anchor point emission component with the image acquisition position in the scene, wherein the image acquisition camera and the image acquisition position change along with the change of the image acquisition position, so that the travel of reflected light generated by the infrared ray emitted by the infrared anchor point emission component at the image acquisition position changes;
s3, the infrared receiving assembly receives reflected light generated by infrared rays at an image collecting position and measures the specific travel of the reflected light, so that the focusing focal length of specific requirements is obtained;
and S4, quantizing the obtained focusing focal length of the specific requirement through a data processing terminal, sending the quantized focusing focal length to a focusing assembly, then adjusting the specific framing focal length of the image acquisition camera through an optical focusing assembly and a mechanical focusing assembly, specifically, controlling the image acquisition camera to focus in a large range by adopting a lens translation assembly, and controlling the fine adjustment of the focal length of the image acquisition camera through a lens zooming driving assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210212565.0A CN114598789A (en) | 2022-03-02 | 2022-03-02 | Trigger type zoom system for virtual reality image acquisition and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210212565.0A CN114598789A (en) | 2022-03-02 | 2022-03-02 | Trigger type zoom system for virtual reality image acquisition and working method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114598789A true CN114598789A (en) | 2022-06-07 |
Family
ID=81816311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210212565.0A Pending CN114598789A (en) | 2022-03-02 | 2022-03-02 | Trigger type zoom system for virtual reality image acquisition and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114598789A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5892543A (en) * | 1995-06-05 | 1999-04-06 | United Parcel Service Of America, Inc. | Imaging system including an auto zoom controller |
| WO2012046964A2 (en) * | 2010-10-04 | 2012-04-12 | Choi Gyu Ho | Stereoscopic image display device for displaying a stereoscopic image by tracing a focused position |
| CN103226282A (en) * | 2013-05-13 | 2013-07-31 | 合肥华恒电子科技有限责任公司 | Portable virtual reality projection device |
| CN105245768A (en) * | 2014-06-30 | 2016-01-13 | 中兴通讯股份有限公司 | Focal length adjustment method, focal length adjustment device and terminal |
| CN110832384A (en) * | 2017-03-09 | 2020-02-21 | 康宁股份有限公司 | Camera module with automatic focusing and optical image stabilizing functions |
| CN110972516A (en) * | 2018-09-26 | 2020-04-07 | 深圳市大疆创新科技有限公司 | Camera and unmanned aerial vehicle |
| CN113271413A (en) * | 2021-05-20 | 2021-08-17 | 华南理工大学 | System and method for automatically adjusting focal length |
| WO2022022682A1 (en) * | 2020-07-30 | 2022-02-03 | 宁波舜宇光电信息有限公司 | Photographing module apparatus, multi-camera photographing module, photographing system, electronic device, and auto-zoom imaging method |
-
2022
- 2022-03-02 CN CN202210212565.0A patent/CN114598789A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5892543A (en) * | 1995-06-05 | 1999-04-06 | United Parcel Service Of America, Inc. | Imaging system including an auto zoom controller |
| WO2012046964A2 (en) * | 2010-10-04 | 2012-04-12 | Choi Gyu Ho | Stereoscopic image display device for displaying a stereoscopic image by tracing a focused position |
| CN103226282A (en) * | 2013-05-13 | 2013-07-31 | 合肥华恒电子科技有限责任公司 | Portable virtual reality projection device |
| CN105245768A (en) * | 2014-06-30 | 2016-01-13 | 中兴通讯股份有限公司 | Focal length adjustment method, focal length adjustment device and terminal |
| CN110832384A (en) * | 2017-03-09 | 2020-02-21 | 康宁股份有限公司 | Camera module with automatic focusing and optical image stabilizing functions |
| CN110972516A (en) * | 2018-09-26 | 2020-04-07 | 深圳市大疆创新科技有限公司 | Camera and unmanned aerial vehicle |
| WO2022022682A1 (en) * | 2020-07-30 | 2022-02-03 | 宁波舜宇光电信息有限公司 | Photographing module apparatus, multi-camera photographing module, photographing system, electronic device, and auto-zoom imaging method |
| CN113271413A (en) * | 2021-05-20 | 2021-08-17 | 华南理工大学 | System and method for automatically adjusting focal length |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7463342B2 (en) | Optical tracking device using micromirror array lenses | |
| CN1450398A (en) | Image pick up apparatus and camera system thereof | |
| CN110858892B (en) | Bank island observation system | |
| CN110749986B (en) | Infrared continuous zoom area array scanning optical system and image shift compensation method | |
| CN110749985B (en) | Large-magnification continuous zoom area array scanning infrared optical system and image shift compensation method | |
| CN206804983U (en) | A kind of continuous zooming optical camera lens | |
| CN102098442B (en) | Method and system for calibrating non-overlap ratio of optical axis and visual axis of zoom camera | |
| CN104748860A (en) | Optical machine structure based on infrared area array detector scanning and imaging | |
| CN104360464B (en) | Continuous zooming optical system | |
| CN112098343A (en) | Novel self-focusing integrated hyperspectral imaging detection system based on ETL | |
| RU2389050C1 (en) | Automatic focusing method | |
| CN110119022B (en) | Infrared two-gear zooming area array scanning optical system | |
| CN113743286A (en) | Target monitoring system and method for multi-source signal fusion | |
| CN202268957U (en) | Automatic focus control system for electric lens of digital video camera | |
| CN213690096U (en) | Medium wave refrigeration infrared continuous zooming optical system | |
| CN114598789A (en) | Trigger type zoom system for virtual reality image acquisition and working method thereof | |
| CN102387309A (en) | Automatic focusing control system for electric lens of digital camera | |
| CN110572546A (en) | dynamic scanning camera and dynamic scanning method | |
| CN210864178U (en) | Large-magnification continuous zooming area array scanning infrared optical system | |
| CN102095403A (en) | View field-variable high precision signal light incident angle detection system based on variable-focus imaging lens set and signal light incident angle detection method | |
| CN115150547A (en) | Flight monitoring device and monitoring method thereof | |
| CN208143394U (en) | A kind of high-precision atmosphere particle monitoring scanning polarization lidar evidence-obtaining system | |
| CN212163511U (en) | Marine tracking and monitoring searching device with anti-seismic and optical axis adjusting mechanism | |
| CN103531596A (en) | Full color compound eye imaging detection chip based on single eye intussusception | |
| CN111818256A (en) | Master-slave camera monitoring system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220607 |