CN109254488A - The projecting method and device of panoramic imaging device - Google Patents
The projecting method and device of panoramic imaging device Download PDFInfo
- Publication number
- CN109254488A CN109254488A CN201811131282.3A CN201811131282A CN109254488A CN 109254488 A CN109254488 A CN 109254488A CN 201811131282 A CN201811131282 A CN 201811131282A CN 109254488 A CN109254488 A CN 109254488A
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- China
- Prior art keywords
- reflecting mirror
- rotation
- rotary shaft
- imaging device
- playback rate
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/28—Reflectors in projection beam
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
Abstract
The invention discloses a kind of projecting method of panoramic imaging device and device, panoramic imaging device includes: rotary shaft；Multiple imaging surfaces, the setting of ring rotary shaft；Reflecting mirror, on the rotary shaft, reflecting mirror is rotated around rotary shaft for setting, image of the reflecting mirror for providing respectively to multiple imaging surface episcopic projectors when rotated, wherein, projecting method includes: the playback rate for obtaining the projection video that projector is projected on reflecting mirror by specified light transmission path；The target speed of rotation of reflecting mirror is determined according to playback rate；The rotation driver signal that output is rotated for characterizing driving reflecting mirror around drive shaft, to drive reflecting mirror around rotary shaft, according to target the speed of rotation rotates.The present invention can carry out panoramic projection imaging to multiple image collection continuous in timing, improve accuracy of the reflecting mirror when projecting projection video to imaging surface.
Description
Technical field
The present invention relates to panoramic imagery applied technical field, a kind of projecting method more particularly to panoramic imaging device and
Device.
Background technique
With the progress of projection display applications technology, projection is not merely used to be imaged.For example panorama KTV and panorama teahouse
Deng, be exactly with panoramic projection instead of previous immovable fixture and tableaux, form can update at any time dynamic background effect
Fruit.
The method for obtaining panoramic picture in the prior art is to make it around vertical with optical axis using normal optical camera lens mostly
Still image around fixing axle rotary scanning, or multiple conventional imaging systems scannings are installed around the fixed point of vertical optical axis
The still image of surrounding, then obtained sequence image is spliced, finally obtain made panoramic picture.But it should
System is merely able to be scanned still image and panoramic imagery, can not carry out panoramic imagery, system to the video continuously played
Real-time be unable to get satisfaction, can not be applied in the higher occasion of requirement of real-time.
Therefore, how real-time panoramic imagery is carried out as technical problem urgently to be resolved to the video continuously played.
Summary of the invention
The embodiment of the present invention provides the projecting method and device of a kind of panoramic imaging device, to reach to the view continuously played
Frequency carries out the purpose of real-time panoramic imagery.
For this purpose, according in a first aspect, the embodiment of the invention discloses a kind of projecting method of panoramic imaging device, panorama at
As device includes: rotary shaft；Multiple imaging surfaces, the setting of ring rotary shaft；Reflecting mirror, on the rotary shaft, reflecting mirror is around rotation for setting
Axis rotation, image of the reflecting mirror for providing respectively to multiple imaging surface episcopic projectors when rotated, projecting method includes: to obtain
The playback rate for the projection video for taking projector to be projected on reflecting mirror by specified light transmission path；It is determined according to playback rate anti-
Penetrate the target speed of rotation of mirror；The rotation driver signal that output is rotated for characterizing driving reflecting mirror around drive shaft, it is anti-to drive
Penetrating mirror, according to target the speed of rotation rotates around rotary shaft.
Optionally, playback rate is broadcasting frame number of the projection video within the unit time；The target speed of rotation is to rotate through
Revolution of the reflecting mirror within the unit time in journey.
Optionally, determine that the target speed of rotation of reflecting mirror includes: by playback rate and preset value phase according to playback rate
Multiplied by the target speed of rotation for determining reflecting mirror, preset value is positive integer.
Optionally, in output for characterizing driving reflecting mirror after the rotation driver signal that drive shaft rotates, further includes:
Obtain the end signal finished for characterizing projection video；Stop signal is exported according to end signal, so that reflecting mirror stops
Spin-ended turn.
According to second aspect, the embodiment of the invention provides a kind of projection arrangement of panoramic imaging device, panoramic imagery dresses
Setting includes: rotary shaft；Multiple imaging surfaces, the setting of ring rotary shaft；Reflecting mirror, on the rotary shaft, reflecting mirror is revolved around rotary shaft for setting
Turn, image of the reflecting mirror for providing respectively to multiple imaging surface episcopic projectors when rotated, projection arrangement includes: to play speed
Rate obtains module, and the playback rate of the projection video on reflecting mirror is projected on for obtaining projector by specified light transmission path；
Target speed of rotation module, for determining the target speed of rotation of reflecting mirror according to playback rate；Rotation driver signal module is used
Drive the rotation driver signal that rotates around drive shaft of reflecting mirror for characterize in output, with drive reflecting mirror around rotary shaft according to target
Speed of rotation rotation.
Optionally, playback rate is broadcasting frame number of the projection video within the unit time；The target speed of rotation is to rotate through
Revolution of the reflecting mirror within the unit time in journey.
Optionally, target speed of rotation module includes: computing unit, for playback rate to be multiplied to determine with preset value
The target speed of rotation of reflecting mirror, preset value are positive integer.
Optionally, further includes: end signal module, for obtaining the end letter finished for characterizing projection video
Number；Stop signal module, for exporting stop signal according to end signal, so that reflecting mirror stops rotating.
According to the third aspect, the present invention provides a kind of computer installation, including processor, processor is for executing storage
The computer program stored in device realizes the projecting method of the panoramic imaging device of above-mentioned first aspect any one.
According to fourth aspect, the present invention provides a kind of computer readable storage mediums, are stored thereon with computer program,
Processor is used to execute the panoramic imagery dress that the computer program stored in storage medium realizes above-mentioned first aspect any one
The projecting method set.
The beneficial effects of the present invention are:
The projecting method and device of a kind of panoramic imaging device disclosed by the embodiments of the present invention are regarded according to the projection got
The playback rate of frequency determines the target speed of rotation of reflecting mirror, exports rotation driver signal to drive reflecting mirror around rotary shaft by mesh
Mark speed of rotation rotation.Using the still image around optical lens or imaging system scanning in compared with the existing technology, realize
For panoramic imagery, mode disclosed by the invention project reflecting mirror can by projector in rotary shaft rotation process
Video project respectively to revolve around it axis setting multiple imaging surfaces on, so as to multiple image collection continuous in timing into
The imaging of row panoramic projection, keeps the revolving speed of reflecting mirror associated with the playback rate of projection video, realizes according to projection video
The revolving speed of playback rate on-line tuning reflecting mirror, it is accurate when projecting projection video to imaging surface to improve reflecting mirror
Property.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those skilled in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of flow chart of the projecting method of panoramic imaging device disclosed in the present embodiment；
Fig. 2 is the mapping relations figure of imaging surface and picture frame in projection video in the present embodiment panoramic imaging device；
Fig. 3 is a kind of structural schematic diagram of the projection arrangement of panoramic imaging device disclosed in the present embodiment.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Referring to FIG. 1, for a kind of flow chart of the projecting method of panoramic imaging device disclosed in the present embodiment.Panoramic imagery
Device includes: rotary shaft；Multiple imaging surfaces, the setting of ring rotary shaft；Reflecting mirror, on the rotary shaft, reflecting mirror is around rotary shaft for setting
Rotation, image of the reflecting mirror for being provided respectively to multiple imaging surface episcopic projectors when rotated, in the present embodiment, projection
Each picture frame of image namely projection video that instrument provides is mapped with multiple imaging surfaces one by one respectively, referring to FIG. 2, being
The mapping relations of each picture frame of each imaging surface and projection video in the present embodiment.The projection side of the panoramic imaging device
Method includes:
Step S101 obtains the broadcasting speed that projector is projected on the projection video on reflecting mirror by specified light transmission path
Rate.In a particular embodiment, when projection video is projected by single camera lens, specified light transmission path is single camera lens
The path of light receiver point on light launch point to reflecting mirror；When projection video is projected by two or more camera lenses
When, the specified light transmission path of each camera lens is the road of the light receiver point on the light launch point to reflecting mirror of each camera lens
Diameter, in the specific implementation process, the specified light transmission path of each camera lens can be parallel, can also finally meet on reflecting mirror
Light receiver point.In the present embodiment, playback rate is broadcasting frame number of the projection video within the unit time.For example, having
In body implementation process, the playback rate of projection video at least can be per second for 12 frames.
Step S102 determines the target speed of rotation of reflecting mirror according to playback rate.In the present embodiment, alleged target rotation
Rate is revolution of the reflecting mirror within the unit time in rotary course.It, can be with after getting the playback rate of projection video
The target speed of rotation of reflecting mirror is determined according to playback rate, in a particular embodiment, reflecting mirror is determined according to playback rate
The target speed of rotation includes: to be multiplied to playback rate and preset value to determine the target speed of rotation of reflecting mirror, in the present embodiment
In, preset value is the positive integer times that the target speed of rotation of positive integer namely reflecting mirror is the playback rate of projection video.
Step S103, the rotation driver signal that output is rotated for characterizing driving reflecting mirror around drive shaft.Determining target
Rotation driver signal is exported after the speed of rotation, according to target the speed of rotation rotates to drive reflecting mirror around rotary shaft.Reflecting mirror around
During drive shaft rotates, projector is reflexed in the projection video on reflecting mirror and revolves around it the multiple of axis setting
On imaging surface, to realize the panoramic imagery to dynamic video.
In the present embodiment, the target speed of rotation of reflecting mirror is determined according to the playback rate of the projection video got, it is defeated
To drive reflecting mirror around rotary shaft, according to target rate rotates rotation driver signal out.Optical lens is used in compared with the existing technology
Or imaging system scanning around still image, realize panoramic imagery for, mode disclosed by the invention make reflecting mirror around
Projector institute projection video can be projected respectively in rotary shaft rotation process to the multiple imaging surfaces for revolving around it axis setting,
So as to carry out panoramic projection imaging to multiple image collection continuous in timing, the playback rate according to projection video is realized
The revolving speed of on-line tuning reflecting mirror keeps the revolving speed of reflecting mirror associated with the playback rate of projection video, improves reflecting mirror and exist
Accuracy when projection video is projected to imaging surface.
As optional embodiment, after step s 103, the projecting method of the panoramic imaging device further include: obtain and use
In the end signal that characterization projection video finishes；Stop signal is exported according to end signal, so that reflecting mirror stops rotating.
In the present embodiment, after projector institute projection video finishes, reflecting mirror receives end signal no longer
It continues to rotate, realizes being automatically stopped for reflecting mirror rotary motion, improve the intelligence of panoramic imaging device.
The present embodiment also discloses a kind of projection arrangement of panoramic imaging device, and panoramic imaging device includes: rotary shaft；It is more
A imaging surface, the setting of ring rotary shaft；Reflecting mirror, on the rotary shaft, reflecting mirror is rotated around rotary shaft for setting, and reflecting mirror is for revolving
The image provided respectively to multiple imaging surface episcopic projectors when turning, referring to FIG. 3, being the projection arrangement of the panoramic imaging device
Structural schematic diagram, the projection arrangement of the panoramic imaging device include: that playback rate obtains module 201, target speed of rotation module
202, rotation driver signal module 203, in which:
Playback rate obtains module 201 for obtaining the projection that projector is projected on reflecting mirror by specified light transmission path
The playback rate of video；Target speed of rotation module 202 is used to determine the target speed of rotation of reflecting mirror according to playback rate；Rotation
Turn driving signal module 203 for exporting the rotation driver signal for being used to characterize driving reflecting mirror and rotating around drive shaft, with driving
Around rotary shaft, according to target the speed of rotation rotates reflecting mirror.
Wherein, target speed of rotation module 202 includes: computing unit, for playback rate and preset value to be multiplied to really
Determine the target speed of rotation of reflecting mirror, preset value is positive integer.
As optional embodiment, the projection arrangement of the panoramic imaging device further include: end signal module, for obtaining
The end signal finished for characterizing projection video；Stop signal module, for exporting stop signal according to end signal,
So that reflecting mirror stops rotating.
In addition, also providing a kind of computer installation in the embodiment of the present invention, processor passes through computer instructions, thus
Realize following methods:
Obtain the playback rate that projector is projected on the projection video on reflecting mirror by specified light transmission path；According to broadcasting
Rate determines the target speed of rotation of reflecting mirror；The rotation driving letter that output is rotated for characterizing driving reflecting mirror around drive shaft
Number, to drive reflecting mirror around rotary shaft, according to target the speed of rotation rotates.
It is that can lead to it will be understood by those skilled in the art that realizing all or part of the process in above-described embodiment method
Computer program is crossed to instruct relevant hardware and complete, the program can be stored in a computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (ROM) or random access memory (RAM) etc..Computer processor is situated between for executing storage
The computer program stored in matter realizes following methods:
Obtain the playback rate that projector is projected on the projection video on reflecting mirror by specified light transmission path；According to broadcasting
Rate determines the target speed of rotation of reflecting mirror；The rotation driving letter that output is rotated for characterizing driving reflecting mirror around drive shaft
Number, to drive reflecting mirror around rotary shaft, according to target the speed of rotation rotates.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Make several modifications and improvements.These also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (10)
1. a kind of projecting method of panoramic imaging device, the panoramic imaging device include: rotary shaft；Multiple imaging surfaces, ring institute
State rotary shaft setting；Reflecting mirror is arranged in the rotary shaft, and the reflecting mirror is rotated around the rotary shaft, the reflecting mirror
Image for being provided respectively to the multiple imaging surface episcopic projector when rotated, which is characterized in that the projecting method
Include:
Obtain the playback rate for the projection video that the projector is projected on the reflecting mirror by specified light transmission path；
The target speed of rotation of the reflecting mirror is determined according to the playback rate；
Output is for characterizing the rotation driver signal for driving the reflecting mirror to rotate around the drive shaft, to drive the reflecting mirror
It is rotated around the rotary shaft by the target speed of rotation.
2. the projecting method of panoramic imaging device as described in claim 1, which is characterized in that
The playback rate is broadcasting frame number of the projection video within the unit time；
The target speed of rotation is revolution of the reflecting mirror within the unit time in rotary course.
3. the projecting method of panoramic imaging device as described in claim 1, which is characterized in that described according to the playback rate
The target speed of rotation for determining the reflecting mirror includes:
It is multiplied to the playback rate and preset value to determine the target speed of rotation of the reflecting mirror, the preset value is positive whole
Number.
4. the projecting method of panoramic imaging device as claimed in any one of claims 1-3, which is characterized in that in the output
For characterizing the driving reflecting mirror after the rotation driver signal that the drive shaft rotates, further includes:
Obtain the end signal finished for characterizing the projection video；
Stop signal is exported according to the end signal, so that the reflecting mirror stops rotating.
5. a kind of projection arrangement of panoramic imaging device, the panoramic imaging device include: rotary shaft；Multiple imaging surfaces, ring institute
State rotary shaft setting；Reflecting mirror is arranged in the rotary shaft, and the reflecting mirror is rotated around the rotary shaft, the reflecting mirror
Image for being provided respectively to the multiple imaging surface episcopic projector when rotated, which is characterized in that the projection arrangement
Include:
Playback rate obtains module, the throwing being projected on for obtaining the projector by specified light transmission path on the reflecting mirror
The playback rate of video display frequency；
Target speed of rotation module, for determining the target speed of rotation of the reflecting mirror according to the playback rate；
Rotation driver signal module is used to characterize the rotation driving for driving the reflecting mirror to rotate around the drive shaft for exporting
Signal, to drive the reflecting mirror to rotate around the rotary shaft by the target speed of rotation.
6. the projection arrangement of panoramic imaging device as claimed in claim 5, which is characterized in that
The playback rate is broadcasting frame number of the projection video within the unit time；
The target speed of rotation is revolution of the reflecting mirror within the unit time in rotary course.
7. the projection arrangement of panoramic imaging device as claimed in claim 5, which is characterized in that the target speed of rotation module
Include:
Computing unit, for being multiplied to the playback rate and preset value to determine the target speed of rotation of the reflecting mirror, institute
Stating preset value is positive integer.
8. the projection arrangement of panoramic imaging device as described in claim 5-7 any one, which is characterized in that further include:
End signal module, for obtaining the end signal finished for characterizing the projection video；
Stop signal module, for exporting stop signal according to the end signal, so that the reflecting mirror stops rotating.
9. a kind of computer installation, which is characterized in that including processor, the processor is based on executing and storing in memory
Calculation machine program realizes the projecting method of the panoramic imaging device such as claim 1-4 any one.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that processor is for executing
The computer program stored in storage medium realizes the projection side of the panoramic imaging device as described in claim 1-4 any one
Method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811131282.3A CN109254488A (en) | 2018-09-27 | 2018-09-27 | The projecting method and device of panoramic imaging device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811131282.3A CN109254488A (en) | 2018-09-27 | 2018-09-27 | The projecting method and device of panoramic imaging device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004012477A (en) * | 2002-06-03 | 2004-01-15 | Nippon Telegr & Teleph Corp <Ntt> | Whole circumference video forming and displaying system and method |
| CN101183208A (en) * | 2007-11-21 | 2008-05-21 | 张洪 | Panoramic displaying device and panoramic displaying method |
| CN102279514A (en) * | 2011-08-24 | 2011-12-14 | 浙江大学 | Pitching multi-view angle suspension type panoramic space three-dimensional display device based on combined screen |
| CN105530431A (en) * | 2015-12-16 | 2016-04-27 | 景好 | Reflective panoramic imaging system and method |
| CN108270959A (en) * | 2016-12-30 | 2018-07-10 | 华为技术有限公司 | Method, terminal device and the panoramic imaging device of panoramic imagery |
-
2018
- 2018-09-27 CN CN201811131282.3A patent/CN109254488A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004012477A (en) * | 2002-06-03 | 2004-01-15 | Nippon Telegr & Teleph Corp <Ntt> | Whole circumference video forming and displaying system and method |
| CN101183208A (en) * | 2007-11-21 | 2008-05-21 | 张洪 | Panoramic displaying device and panoramic displaying method |
| CN102279514A (en) * | 2011-08-24 | 2011-12-14 | 浙江大学 | Pitching multi-view angle suspension type panoramic space three-dimensional display device based on combined screen |
| CN105530431A (en) * | 2015-12-16 | 2016-04-27 | 景好 | Reflective panoramic imaging system and method |
| CN108270959A (en) * | 2016-12-30 | 2018-07-10 | 华为技术有限公司 | Method, terminal device and the panoramic imaging device of panoramic imagery |
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Application publication date: 20190122 |