CN106210701A - A kind of mobile terminal for shooting VR image and VR image capturing apparatus thereof - Google Patents
A kind of mobile terminal for shooting VR image and VR image capturing apparatus thereof Download PDFInfo
- Publication number
- CN106210701A CN106210701A CN201610589602.4A CN201610589602A CN106210701A CN 106210701 A CN106210701 A CN 106210701A CN 201610589602 A CN201610589602 A CN 201610589602A CN 106210701 A CN106210701 A CN 106210701A
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- China
- Prior art keywords
- mobile terminal
- photographic head
- image
- shooting
- head
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/239—Image signal generators using stereoscopic image cameras using two 2D image sensors having a relative position equal to or related to the interocular distance
-
- 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
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
Abstract
The invention provides a kind of mobile terminal for shooting VR image and VR image capturing apparatus thereof, this mobile terminal includes two photographic head, two photographic head inlay the surface being located at mobile terminal case respectively, and the line of two photographic head centers is parallel to top margin or the side of mobile terminal case, the physical characteristic of two photographic head is identical, and be controlled in a synchronous manner by mobile terminal processor, position sensor it is provided with inside mobile terminal, position sensor is in the range of whether the center line of two photographic head of detection is in default shot VR image inclination angle, the image of two photographic head shootings shows on the display screen of mobile terminal in the way of split screen.This mobile terminal by arranging two photographic head, two photographic head meet that position level, Synchronization Control, physical characteristic be identical and distance with human eye under conditions of identical, can realize the shooting of VR image, simple in construction, easy to operate.
Description
Technical field
The present invention relates to the technical field of VR image taking, be specifically related to a kind of mobile terminal for shooting VR image
And VR image capturing apparatus.
Background technology
Virtual reality (Virtual Reality, be called for short VR) technology be an important directions of emulation technology be emulation skill
The set of the multiple technologies such as art and computer graphics human-machine interface technology multimedia technology sensing technology network technology is one
Challenging interleaving techniques front subject and research field.Virtual reality technology (VR) mainly include simulated environment, perception,
The natural aspect such as technical ability and sensing equipment.Simulated environment is generated by computer, the 3 D stereo photorealism of Real-time and Dynamic.
Perception refers to that preferable VR should have the perception that all people are had.The visually-perceptible generated except computer graphics techniques
Outward, the perception such as also audition, sense of touch, power feel, motion, the most also include olfactory sensation and the sense of taste etc., the most perception.Natural technical ability
Refer to the head rotation of people, eyes, gesture or other human body behavior acies, computer process the action phase with participant
The data adapted to, and the input to user makes real-time response, and feed back to the face of user respectively.Sensing equipment refers to three-dimensional
Interactive device.
Along with reaching its maturity of VR technology development, various VR playback equipments and capture apparatus thereof emerge in an endless stream, and extensively apply
In fields such as amusement, medical science, indoor design, house property exploitation, space flight, industrial simulations.
But in the prior art, the shooting to VR image is also intended to rely on the main equipment of specialty and professional to pass through
The process of substantial amounts of later stage could obtain, and does not has a kind of simple in construction, the easily shooting of operation and VR image with low cost to set
Standby, this largely hinders the passage of VR image sources, and the accumulation for VR material creates the biggest inhibition.
It addition, along with the development of the portable electronic products industry such as mobile phone, panel computer, its camera function is the most not
Break and become powerful.And the raising of the demand along with user, the image of two dimension can not meet the demand of people.Existing big portion
Divide the mancarried electronic aid the most built-in general main rear lens camera and a preposition lens camera, but shoot 2-dimentional photo only
Or film, it is impossible to carry out the shooting of VR image.And shoot VR image and need by professional equipment, and need software to process,
Imaging process is the most numerous and diverse, and relatively costly, expensive, is unsuitable for promotion and application.
Summary of the invention
The embodiment of the present invention provides a kind of mobile terminal for shooting VR image and VR image capturing apparatus thereof, to solve
Heavy, the expensive and unhandy technical problem of VR image picking-up apparatus volume in prior art.
For solving the problems referred to above, embodiments provide a kind of mobile terminal for shooting VR image, described shifting
Dynamic terminal includes two photographic head, and said two photographic head inlays the surface being located at mobile terminal case, and said two respectively
The line of photographic head center is parallel to top margin or the side of described mobile terminal case, the physics of said two photographic head
Characteristic is identical, and is controlled in a synchronous manner by mobile terminal processor, is provided with position sensing inside described mobile terminal
Device, whether described position sensor is in default shot VR figure for the center line detecting said two photographic head
As, in the range of inclination angle, the image of said two photographic head shooting shows on the display screen of mobile terminal in the way of split screen.
According to one preferred embodiment of the present invention, the physical characteristic of described photographic head includes maximum ring, focal length, visual angle, divides
Resolution.
According to one preferred embodiment of the present invention, the shot VR image that the center line of said two photographic head is preset
Inclination angle scope is: and angle ± 10 degree between horizontal line.
According to one preferred embodiment of the present invention, the center position of said two photographic head is 3-15cm.
According to one preferred embodiment of the present invention, the center position of said two photographic head is 5.5-7.5cm.
According to one preferred embodiment of the present invention, the center position of said two photographic head is 6.5cm.
According to one preferred embodiment of the present invention, described position sensor is level indicator or gyroscope.
According to one preferred embodiment of the present invention, described mobile terminal also includes that display lamp, described display lamp are inlayed and is located at institute
State the case surface of mobile terminal, for indicating whether the center line of said two photographic head is in default shooting
In the range of VR image inclination angle.
According to one preferred embodiment of the present invention, described mobile terminal is mobile phone, panel computer or notebook computer.
For solving above-mentioned technical problem, the present invention also provides for a kind of VR image capturing apparatus based on mobile terminal, described
VR image capturing apparatus includes mobile terminal described in the external dual camera of integral type and above-described embodiment, described mobile eventually
End is provided with image transmitting interface, and described external dual camera is by described image transmitting interface and the VR image transmitting by shooting
Carrying out showing and preserving to described mobile terminal, control signal is transmitted by described mobile terminal also by described image transmitting interface
To described external dual camera.
Relative to prior art, mobile terminal and the VR image taking system thereof for shooting VR image that the present invention provides
System, by arranging two photographic head on mobile terminals, and ensures following condition: 1, the line base of two photographic head centers
Originally it is horizontal;2, the physical characteristic of two photographic head is identical;3, two photographic head are synchronized to drive control;And 4, two
Distance between individual photographic head and human eye are apart from identical.Meeting conditions above just can utilize mobile terminal to shoot VR image.
Wherein, mobile terminal can be people commonly use mobile phone, the portable electric appts of panel computer, VR image can be significantly facilitated
Shooting, and simple to operate, with low cost, the popularization of beneficially VR industry.
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 be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is that the present invention is for shooting the structure simplified schematic diagram of mobile terminal one preferred embodiment of VR image;
Fig. 2 is the Facad structure schematic diagram of filming apparatus one preferred embodiment of VR image of the present invention;
Fig. 3 is the Facad structure schematic diagram of two image unit another location states of filming apparatus;
Fig. 4 is the structure schematic diagram of the filming apparatus of VR image in Fig. 2 embodiment;And
Fig. 5 is the structural representation of present invention VR based on mobile terminal image capturing apparatus one preferred embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the present invention is described in further detail.Refer in particular to
Going out, following example are merely to illustrate the present invention, but are not defined the scope of the present invention.Same,
Following example are only the section Example of the present invention and not all embodiments, and those of ordinary skill in the art are not making wound
The all other embodiments obtained under the property made work premise, broadly fall into the scope of protection of the invention.
For shooting the mobile terminal embodiment of VR image
Firstly the need of explanation, the mobile terminal in the embodiment of the present invention can be mobile phone, panel computer or notebook
The portable electric appts such as computer.
Referring to Fig. 1, Fig. 1 is that the present invention shows for the structure shooting mobile terminal one preferred embodiment of VR image
Meaning sketch, this mobile terminal 100 includes that two photographic head (110,120), two photographic head (110,120) are inlayed respectively and are located at shifting
The surface of dynamic terminal enclosure 130, in the present embodiment, the line 102 of two photographic head (110,120) centers is parallel to
The top margin of mobile terminal case 130.Certainly, in other embodiments, the line of two photographic head (110,120) centers
102 sides that can also be parallel to mobile terminal case 130.In the range of the understanding of those skilled in the art, the most no longer
Illustrate with schematic diagram.
Preferably, the physical characteristic of two photographic head (110,120) is identical, and wherein, the physical characteristic of photographic head includes
Large aperture, focal length, visual angle, resolution etc..Photographic head (Camera), as a kind of video input apparatus, was transported widely in the past
For aspects such as mobile phone photograph, video conference, tele-medicine and monitoring in real time.In recent years since, along with Internet technology development,
The maturation improving constantly, adding photosensitive imaging device technology of network speed is also largely used in the manufacture of photographic head, and this makes
The price obtaining it drops to the level that ordinary people can bear.
Photographic head be divided into digital camera and simulation the big class of photographic head two, the present invention can be both in any one.
The analog video signal that video capture device produces can be converted into digital signal by simulation photographic head, and then is stored in moving
In the memorizer (not shown) of dynamic terminal 100;The video signal that simulation photographic head captures has to pass through specific video and catches
Catch card and convert analog signals into figure pattern, and just may switch to use on mobile terminal 100 after being compressed;Numeral is taken the photograph
Then can directly catch image as head, be then passed in mobile terminal 100.Now the photographic head on electronics market substantially with
Digital camera is main.
The operation principle of photographic head is: the optical imagery that scenery is generated by camera lens (LENS) projects imageing sensor table
On face, then turn to the signal of telecommunication, after A/D (analog digital conversion) changes, become data image signal, be then sent through at digital signal
Processed in reason device, then processed to the processor of mobile terminal 100 by transmission line, the most permissible by display screen
See image.
Just can list primary structure and the assembly of photographic head from the operation principle of photographic head: main control chip, sensitive chip,
Camera lens and power supply etc..Two kinds of running voltage: 3.3V and 2.5V are needed, the internal electricity of the best photographic head inside photographic head
Source is also to ensure that a factor of photographic head steady operation.
1, camera lens (LENS)
The composition of camera lens is lens arrangement, is made up of several lens, typically has plastic lens (plastic) or glass lens
(glass).The generally camera lens of photographic head is configured with: 1P, 2P, 1G1P, 1G2P, 2G2P, 4G etc..
2, sensitive chip (SENSOR)
It is the important component part of composition digital camera head, is divided into according to element difference:
CCD (Charge Coupled Device, charge coupled cell) applies the high-end technology unit in terms of photography and vedio recording
Part.
CMOS (Complementary Metal-Oxide Semiconductor, metal oxide semiconductor device) should
In the product of relatively low image quality.
The advantage of CCD is highly sensitive, and noise is little, and signal to noise ratio is big.But complex manufacturing, cost are high, power consumption high.
The advantage of CMOS is integrated level high, low in energy consumption (less than the 1/3 of CCD), low cost.But noise ratio is bigger, sensitive
Spend relatively low, high to light source requirements.Under same pixel, the imaging of CCD often permeability, acutance are all fine, color rendition, exposure
Light can ensure that the most accurate.And the product of CMOS often permeability is general, on the weak side to color restoration capability in kind, exposure is also
The most not so good.The embodiment of the present invention is preferably the photographic head of CCD sensitive chip.
Below photographic head major parameter is described below.1. maximum ring: the true value of maximum ring shows monitoring
Photographic head improves the light-inletting quantity in the case of the low light level, thus reaches optimum exposure combination.The camera lens that maximum ring is big can bring comparatively fast
Shutter speed;2. focal length: focal length is actually viewing angle problem, and focal length different visual angles is the most different.
Preferably, two photographic head (110,120) in the embodiment of the present invention by the processor of mobile terminal 100 with synchronize
Mode be controlled, it may be assumed that the beginning of two photographic head of Synchronization Control and stop shooting, such guarantee is taken and is met synchronization
Property the VR image (when ensureing to play, the picture synchronization seen of right and left eyes) that requires.
This mobile terminal 100 is internal is provided with position sensor (not shown), and position sensor is for two shootings of detection
In the range of whether the center line 102 of head is in default shot VR image inclination angle, this position sensor can be outward
Put level indicator 140 or the structure of built-in gyroscope (not shown).
Preferably, in shooting process, what the center line 102 of two photographic head (110,120) was preset shoots
VR image inclination angle scope is: and angle ± 10 degree between horizontal line.And center position D of two photographic head (110,120)
For 3-15cm.Further preferably scope D is 5.5-7.5cm, the center position D optimum of two photographic head (110,120)
For 6.5cm.
Further, this mobile terminal 100 also includes that display lamp 150, display lamp 150 inlay the shell being located at mobile terminal
The surface of 130, whether the center line 102 for two photographic head (110,120) of instruction is in default shot VR
In the range of image inclination angle.
Such as, detect that the center line 102 of two photographic head (110,120) is in default when position sensor
When can shoot in the range of VR image inclination angle, display lamp 150 sends the light of green;And when position sensor detects two photographic head
When the center line 102 of (110,120) is not in the range of default shot VR image inclination angle, it indicates that lamp 150 sends
Red light, simultaneously mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, meet to point out current pose to shoot and want
The VR image asked, and then mobile terminal 100 ajusted by user, makes the center line 102 of two photographic head (110,120)
It is horizontally directed.
The image that two photographic head (110,120) shoot shows in the way of split screen on the display screen of mobile terminal 100.
The picture of left side photographic head 110 shooting shows in the left side of display screen, and the picture of right side photographic head 110 shooting shows in correspondence
The right side of display screen, when utilizing VR playback equipment to watch, two, the left and right eyes of the most corresponding people of both sides picture.
Further, this mobile terminal 100 being additionally provided with image transmitting interface 160, this image transmitting interface 160 is embedded at
The shell edge of mobile terminal 100 side, for being connected, about the tool of external camera head with the transmission of external camera head signal
Object constructional features will describe in detail in subsequent embodiment.
Relative to prior art, the mobile terminal for shooting VR image that the present invention provides, by mobile terminals
Two photographic head are set, and ensure following condition: 1, the line of two photographic head centers is generally horizontal;2, two
The physical characteristic of individual photographic head is identical;3, two photographic head are synchronized to drive control;And the distance between 4, two photographic head
With human eye apart from identical.Meeting conditions above just can utilize mobile terminal to shoot VR image.Wherein, mobile terminal can be
Mobile phone that people commonly use, the portable electric appts of panel computer, can significantly facilitate the shooting of VR image, and simple to operate,
With low cost, the popularization of beneficially VR industry.
The filming apparatus embodiment of VR image
Refer to the Facad structure schematic diagram that Fig. 2, Fig. 2 are filming apparatus one preferred embodiments of VR image of the present invention, should
Filming apparatus 200 includes but not limited to following construction unit: two image units (210,220) and signal transmission connect terminal
230。
Specifically, it is slidably connected, so that two are taken the photograph by slide assemblies 240 between two image units (210,220)
As distance H between unit (210,220) is adjustable.Preferably, this slide assemblies 240 can adjust two image units (210,
220) scope of distance H between is at 3-15cm.
See also the Facad structure that Fig. 3 and Fig. 4, Fig. 3 are two image unit another location states of filming apparatus
Schematic diagram, Fig. 4 is the structure schematic diagram of the filming apparatus of VR image in Fig. 2 embodiment.
This slide assemblies 240 include support frame 241 and be located at support frame 241 internal and with in support frame 241
Sidewall fixes the guide rail 242 of connection, and guide rail 242 is provided with and coordinates two slide blocks 243 being slidably connected, and each slide block 243 is respectively
Correspondence is connected with an image unit (210,220).
Image unit (210,220) includes photographic head 201 and lens fixed seat 202, and lens fixed seat 202 is used for
Fixing camera 201 fixing connection corresponding with slide block 243.The physical characteristic of two photographic head 201 is identical, wherein, and photographic head
Physical characteristic include maximum ring, focal length, visual angle, resolution etc..
Preferably, the outer side edges of lens fixed seat 202 is along being provided with screens projection 2021, and the side of support frame 241 sets
The multiple buckling grooves 2411 coordinated with screens protruding 2021, screens protruding 2021 are had to coordinate realization by photographic head with buckling groove 2411
Fixing seat 202 clamping navigates to the diverse location of support frame 241, and then realizes the regulation of two photographic head distances H.
Signal transmission connects terminal 230 and is connected with the image transmitting interface 160 on mobile terminal 100, for by single for shooting
The VR image transmitting of unit's shooting is to mobile terminal 100, and transmits mobile terminal 100 and send two image units of filming apparatus
The synchronization drive control signal of (210,220).
Filming apparatus 200 also includes position sensing assembly 250, this position sensing assembly 250 and the edge of support frame 241
Fixing connection, whether position sensing assembly 250 is in pre-for the center line of two image units (210,220) of detection
If shot VR image inclination angle in the range of, the detection signal of position sensing assembly 250 by signal transmission connect terminal 230 pass
It is passed to mobile terminal 100.
This position sensing assembly 250 includes fixing shell 251 and is located at the position sensor within fixing shell 251
(not shown), fixing shell 251 is fixing with the edge of support frame 241 to be connected.This position sensor can be level indicator or
Person's gyroscopes etc., in the range of the understanding of those skilled in the art, will not enumerate herein.
It is further preferred that this position sensing assembly 250 farther includes display lamp 252, display lamp 252 is inlayed and is located at admittedly
Determining the outer surface of shell 251, whether the center line 222 for two image units (210,220) of instruction is in default
Shot VR image inclination angle in the range of.
Such as, at the center line 222 that position sensing assembly 250 detects two image units (210,220)
Time in the range of default shot VR image inclination angle, display lamp 252 sends the light of green;And when position sensing assembly 250 is examined
Measure the center line 222 of two image units (210,220) not in the range of default shot VR image inclination angle time,
Then display lamp 252 send redness light, simultaneously mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, to point out current appearance
State cannot shoot the VR image meeting requirement, and then mobile terminal 100 ajusted by user, make two image units (210,
220) center line 222 is horizontally directed.And then meet photographing request.
Preferably, in shooting process, what the center line 222 of two image units (210,220) was preset claps
Taking the photograph VR image inclination angle scope is: and angle ± 10 degree between horizontal line.And the center of two image units (210,220) away from
It is 3-15cm from H.Further preferably scope H is 5.5-7.5cm, and center position H of two image units (210,220) is
Good value is 6.5cm.
The filming apparatus that this embodiment provides, by arranging slide assemblies structure, makes to realize between two image units sliding
It is dynamically connected, and then reaches to regulate the purpose of the spacing of two image units;It is additionally provided with horizon sensor, it is ensured that shot
In the range of in journey, the center line of two image units is in default shot VR image inclination angle (and press from both sides between horizontal line
Angle ± 10 degree);This kind of filming apparatus simple in construction, low cost, can be worn at during use on head or be clamped in movement
The first-class position of terminal, after being connected with mobile terminal by signal transmission connection terminal, both can realize the shooting of VR image, very
Be conducive to the popularization of VR industry with universal in big degree.
VR image capturing apparatus embodiment based on mobile terminal
It addition, the present invention also provides for a kind of VR image capturing apparatus based on mobile terminal, referring to Fig. 5, Fig. 5 is this
The structural representation of bright VR image capturing apparatus one preferred embodiment based on mobile terminal.This VR image capturing apparatus includes moving
Dynamic terminal 100 and filming apparatus 200, mobile terminal 100 is provided with image transmitting interface 160, and the signal of filming apparatus 200 passes
Defeated connection terminal 230 is connected with image transmitting interface 160, and by image transmitting interface 160 and the VR image by shooting
Being transferred to mobile terminal 100 carry out showing and preserving, control signal is passed by mobile terminal 100 also by image transmitting interface 160
It is passed to filming apparatus 200.
Referring to Fig. 1, Fig. 1 is that the present invention shows for the structure shooting mobile terminal one preferred embodiment of VR image
Meaning sketch, this mobile terminal 100 includes that two photographic head (110,120), two photographic head (110,120) are inlayed respectively and are located at shifting
The surface of dynamic terminal enclosure 130, in the present embodiment, the line 102 of two photographic head (110,120) centers is parallel to
The top margin of mobile terminal case 130.Certainly, in other embodiments, the line of two photographic head (110,120) centers
102 sides that can also be parallel to mobile terminal case 130.In the range of the understanding of those skilled in the art, the most no longer
Illustrate with schematic diagram.
Preferably, the physical characteristic of two photographic head (110,120) is identical, and wherein, the physical characteristic of photographic head includes
Large aperture, focal length, visual angle, resolution etc..Photographic head (Camera), as a kind of video input apparatus, was transported widely in the past
For aspects such as mobile phone photograph, video conference, tele-medicine and monitoring in real time.In recent years since, along with Internet technology development,
The maturation improving constantly, adding photosensitive imaging device technology of network speed is also largely used in the manufacture of photographic head, and this makes
The price obtaining it drops to the level that ordinary people can bear.
Photographic head be divided into digital camera and simulation the big class of photographic head two, the present invention can be both in any one.
The analog video signal that video capture device produces can be converted into digital signal by simulation photographic head, and then is stored in moving
In the memorizer (not shown) of dynamic terminal 100;The video signal that simulation photographic head captures has to pass through specific video and catches
Catch card and convert analog signals into figure pattern, and just may switch to use on mobile terminal 100 after being compressed;Numeral is taken the photograph
Then can directly catch image as head, be then passed in mobile terminal 100.Now the photographic head on electronics market substantially with
Digital camera is main.
The operation principle of photographic head is: the optical imagery that scenery is generated by camera lens (LENS) projects imageing sensor table
On face, then turn to the signal of telecommunication, after A/D (analog digital conversion) changes, become data image signal, be then sent through at digital signal
Processed in reason device, then processed to the processor of mobile terminal 100 by transmission line, the most permissible by display screen
See image.
Just can list primary structure and the assembly of photographic head from the operation principle of photographic head: main control chip, sensitive chip,
Camera lens and power supply etc..Two kinds of running voltage: 3.3V and 2.5V are needed, the internal electricity of the best photographic head inside photographic head
Source is also to ensure that a factor of photographic head steady operation.
1, camera lens (LENS)
The composition of camera lens is lens arrangement, is made up of several lens, typically has plastic lens (plastic) or glass lens
(glass).The generally camera lens of photographic head is configured with: 1P, 2P, 1G1P, 1G2P, 2G2P, 4G etc..
2, sensitive chip (SENSOR)
It is the important component part of composition digital camera head, is divided into according to element difference:
CCD (Charge Coupled Device, charge coupled cell) applies the high-end technology unit in terms of photography and vedio recording
Part.
CMOS (Complementary Metal-Oxide Semiconductor, metal oxide semiconductor device) should
In the product of relatively low image quality.
The advantage of CCD is highly sensitive, and noise is little, and signal to noise ratio is big.But complex manufacturing, cost are high, power consumption high.
The advantage of CMOS is integrated level high, low in energy consumption (less than the 1/3 of CCD), low cost.But noise ratio is bigger, sensitive
Spend relatively low, high to light source requirements.Under same pixel, the imaging of CCD often permeability, acutance are all fine, color rendition, exposure
Light can ensure that the most accurate.And the product of CMOS often permeability is general, on the weak side to color restoration capability in kind, exposure is also
The most not so good.The embodiment of the present invention is preferably the photographic head of CCD sensitive chip.
Below photographic head major parameter is described below.1. maximum ring: the true value of maximum ring shows monitoring
Photographic head improves the light-inletting quantity in the case of the low light level, thus reaches optimum exposure combination.The camera lens that maximum ring is big can bring comparatively fast
Shutter speed;2. focal length: focal length is actually viewing angle problem, and focal length different visual angles is the most different.
Preferably, two photographic head (110,120) in the embodiment of the present invention by the processor of mobile terminal 100 with synchronize
Mode be controlled, it may be assumed that the beginning of two photographic head of Synchronization Control and stop shooting, such guarantee is taken and is met synchronization
Property the VR image (when ensureing to play, the picture synchronization seen of right and left eyes) that requires.
This mobile terminal 100 is internal is provided with position sensor (not shown), and position sensor is for two shootings of detection
In the range of whether the center line 102 of head is in default shot VR image inclination angle, this position sensor can be outward
Put level indicator 140 or the structure of built-in gyroscope (not shown).
Preferably, in shooting process, what the center line 102 of two photographic head (110,120) was preset shoots
VR image inclination angle scope is: and angle ± 10 degree between horizontal line.And center position D of two photographic head (110,120)
For 3-15cm.Further preferably scope D is 5.5-7.5cm, the center position D optimum of two photographic head (110,120)
For 6.5cm.
Further, this mobile terminal 100 also includes that display lamp 150, display lamp 150 inlay the shell being located at mobile terminal
The surface of 130, whether the center line 102 for two photographic head (110,120) of instruction is in default shot VR
In the range of image inclination angle.
Such as, detect that the center line 102 of two photographic head (110,120) is in default when position sensor
When can shoot in the range of VR image inclination angle, display lamp 150 sends the light of green;And when position sensor detects two photographic head
When the center line 102 of (110,120) is not in the range of default shot VR image inclination angle, it indicates that lamp 150 sends
Red light, simultaneously mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, meet to point out current pose to shoot and want
The VR image asked, and then mobile terminal 100 ajusted by user, makes the center line 102 of two photographic head (110,120)
It is horizontally directed.
The image that two photographic head (110,120) shoot shows in the way of split screen on the display screen of mobile terminal 100.
The picture of left side photographic head 110 shooting shows in the left side of display screen, and the picture of right side photographic head 110 shooting shows in correspondence
The right side of display screen, when utilizing VR playback equipment to watch, two, the left and right eyes of the most corresponding people of both sides picture.
Further, this mobile terminal 100 being additionally provided with image transmitting interface 160, this image transmitting interface 160 is embedded at
The shell edge of mobile terminal 100 side, for being connected, about the tool of external camera head with the transmission of external camera head signal
Object constructional features will describe in detail in subsequent embodiment.
This mobile terminal being used for shooting VR image, by arranging two photographic head on mobile terminals, and below guarantee
Condition: 1, the line of two photographic head centers is generally horizontal;2, the physical characteristic of two photographic head is identical;3、
Two photographic head are synchronized to drive control;And the distance between 4, two photographic head with human eye apart from identical.Meet above bar
Part just can utilize mobile terminal to shoot VR image.Wherein, mobile terminal can be people commonly use mobile phone, panel computer
Portable electric appts, can significantly facilitate the shooting of VR image, and simple to operate, with low cost, pushing away of beneficially VR industry
Extensively.
Refer to the Facad structure schematic diagram that Fig. 2, Fig. 2 are filming apparatus one preferred embodiments of VR image of the present invention, should
Filming apparatus 200 includes but not limited to following construction unit: two image units (210,220) and signal transmission connect terminal
230。
Specifically, it is slidably connected, so that two are taken the photograph by slide assemblies 240 between two image units (210,220)
As distance H between unit (210,220) is adjustable.Preferably, this slide assemblies 240 can adjust two image units (210,
220) scope of distance H between is at 3-15cm.
See also the Facad structure that Fig. 3 and Fig. 4, Fig. 3 are two image unit another location states of filming apparatus
Schematic diagram, Fig. 4 is the structure schematic diagram of the filming apparatus of VR image in Fig. 2 embodiment.
This slide assemblies 240 include support frame 241 and be located at support frame 241 internal and with in support frame 241
Sidewall fixes the guide rail 242 of connection, and guide rail 242 is provided with and coordinates two slide blocks 243 being slidably connected, and each slide block 243 is respectively
Correspondence is connected with an image unit (210,220).
Image unit (210,220) includes photographic head 201 and lens fixed seat 202, and lens fixed seat 202 is used for
Fixing camera 201 fixing connection corresponding with slide block 243.The physical characteristic of two photographic head 201 is identical, wherein, and photographic head
Physical characteristic include maximum ring, focal length, visual angle, resolution etc..
Preferably, the outer side edges of lens fixed seat 202 is along being provided with screens projection 2021, and the side of support frame 241 sets
The multiple buckling grooves 2411 coordinated with screens protruding 2021, screens protruding 2021 are had to coordinate realization by photographic head with buckling groove 2411
Fixing seat 202 clamping navigates to the diverse location of support frame 241, and then realizes the regulation of two photographic head distances H.
Signal transmission connects terminal 230 and is connected with the image transmitting interface 160 on mobile terminal 100, for by single for shooting
The VR image transmitting of unit's shooting is to mobile terminal 100, and transmits mobile terminal 100 and send two image units of filming apparatus
The synchronization drive control signal of (210,220).
Filming apparatus 200 also includes position sensing assembly 250, this position sensing assembly 250 and the edge of support frame 241
Fixing connection, whether position sensing assembly 250 is in pre-for the center line of two image units (210,220) of detection
If shot VR image inclination angle in the range of, the detection signal of position sensing assembly 250 by signal transmission connect terminal 230 pass
It is passed to mobile terminal 100.
This position sensing assembly 250 includes fixing shell 251 and is located at the position sensor within fixing shell 251
(not shown), fixing shell 251 is fixing with the edge of support frame 241 to be connected.This position sensor can be level indicator or
Person's gyroscopes etc., in the range of the understanding of those skilled in the art, will not enumerate herein.
It is further preferred that this position sensing assembly 250 farther includes display lamp 252, display lamp 252 is inlayed and is located at admittedly
Determining the outer surface of shell 251, whether the center line 222 for two image units (210,220) of instruction is in default
Shot VR image inclination angle in the range of.
Such as, at the center line 222 that position sensing assembly 250 detects two image units (210,220)
Time in the range of default shot VR image inclination angle, display lamp 252 sends the light of green;And when position sensing assembly 250 is examined
Measure the center line 222 of two image units (210,220) not in the range of default shot VR image inclination angle time,
Then display lamp 252 send redness light, simultaneously mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, to point out current appearance
State cannot shoot the VR image meeting requirement, and then mobile terminal 100 ajusted by user, make two image units (210,
220) center line 222 is horizontally directed.And then meet photographing request.
Preferably, in shooting process, what the center line 222 of two image units (210,220) was preset claps
Taking the photograph VR image inclination angle scope is: and angle ± 10 degree between horizontal line.And the center of two image units (210,220) away from
It is 3-15cm from H.Further preferably scope H is 5.5-7.5cm, and center position H of two image units (210,220) is
Good value is 6.5cm.
This filming apparatus, by arranging slide assemblies structure, makes to realize being slidably connected between two image units, Jin Erda
Purpose to the spacing of two image units of regulation;It is additionally provided with horizon sensor, it is ensured that two shootings in shooting process
The center line of unit is in the range of default shot VR image inclination angle (and angle ± 10 degree between horizontal line);Should
Plant filming apparatus simple in construction, low cost, can be worn at during use on head or be clamped in the first-class position of mobile terminal,
After being connected with mobile terminal by signal transmission connection terminal, both can realize the shooting of VR image, the most favorably
In the popularization of VR industry with universal.
The VR image capturing apparatus that the embodiment of the present invention provides, ties by connecting external dual camera on mobile terminals
Structure, can select to use one group therein to come as shooting VR image in mobile terminal self photographic head and external camera
Using, grafting can realize being connected, can control external camera by mobile terminal, and its simple in construction is easy to operate.
The foregoing is only the section Example of the present invention, not thereby limit the scope of the invention, every utilization
Equivalent device or equivalence flow process that description of the invention and accompanying drawing content are made convert, or it is relevant to be directly or indirectly used in other
Technical field, be the most in like manner included in the scope of patent protection of the present invention.
Claims (10)
1. the mobile terminal being used for shooting VR image, it is characterised in that described mobile terminal includes two photographic head, described
Two photographic head inlay the surface being located at mobile terminal case respectively, and the line of said two photographic head center is parallel to
The top margin of described mobile terminal case or side, the physical characteristic of said two photographic head is identical, and is processed by mobile terminal
Device is controlled in a synchronous manner, is provided with position sensor inside described mobile terminal, and described position sensor is used for detecting
In the range of whether the center line of said two photographic head is in default shot VR image inclination angle, said two images
The image of head shooting shows on the display screen of mobile terminal in the way of split screen.
Mobile terminal the most according to claim 1, it is characterised in that the physical characteristic of described photographic head includes maximum light
Circle, focal length, visual angle, resolution.
Mobile terminal the most according to claim 1, it is characterised in that the center line of said two photographic head is preset
Shot VR image inclination angle scope be: and angle ± 10 degree between horizontal line.
Mobile terminal the most according to claim 1, it is characterised in that the center position of said two photographic head is 3-
15cm。
Mobile terminal the most according to claim 4, it is characterised in that the center position of said two photographic head is
5.5-7.5cm。
Mobile terminal the most according to claim 5, it is characterised in that the center position of said two photographic head is
6.5cm。
Mobile terminal the most according to claim 1, it is characterised in that described position sensor is level indicator or gyro
Instrument.
Mobile terminal the most according to claim 1, it is characterised in that described mobile terminal also includes display lamp, described finger
Show that the case surface being located at described mobile terminal inlayed by lamp, for indicating whether the center line of said two photographic head is located
In the range of default shot VR image inclination angle.
9. according to the mobile terminal described in any one of claim 1-8, it is characterised in that described mobile terminal is mobile phone, flat board
Computer or notebook computer.
10. a VR image capturing apparatus based on mobile terminal, it is characterised in that described VR image capturing apparatus includes one
Mobile terminal described in the external dual camera of formula and any one of claim 1-9, described mobile terminal is provided with image transmitting
Interface, described external dual camera is entered to described mobile terminal with by the VR image transmitting of shooting by described image transmitting interface
Row display and preservation, described mobile terminal transmits control signals to described external double shootings also by described image transmitting interface
Head.
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