CN106101687A - VR image capturing device and VR image capturing apparatus based on mobile terminal thereof - Google Patents
VR image capturing device and VR image capturing apparatus based on mobile terminal thereof Download PDFInfo
- Publication number
- CN106101687A CN106101687A CN201610594124.6A CN201610594124A CN106101687A CN 106101687 A CN106101687 A CN 106101687A CN 201610594124 A CN201610594124 A CN 201610594124A CN 106101687 A CN106101687 A CN 106101687A
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- China
- Prior art keywords
- image
- mobile terminal
- filming apparatus
- photographic head
- terminal
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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
-
- 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
-
- 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
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
Abstract
The invention provides the filming apparatus of a kind of VR image and VR image capturing apparatus based on mobile terminal thereof, this filming apparatus includes that two image units and signal transmission connect terminal, it is slidably connected by slide assemblies between two image units, so that the distance between two image units is adjustable, signal transmission connects terminal and is connected with mobile terminal, for VR image transmitting that image unit is shot to mobile terminal, and transmit mobile terminal and send the synchronization drive control signal to two image units of filming apparatus.This filming apparatus, by arranging slide assemblies structure, makes to realize being slidably connected between two image units, 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 in the range of the center line of two image units is in default shot VR image inclination angle in shooting process；This kind of filming apparatus simple in construction, low cost, the popularization of beneficially VR industry is with universal.
Description
Technical field
The present invention relates to the technical field of VR image taking, be specifically related to a kind of VR image capturing device and based on shifting
The VR image capturing apparatus of dynamic terminal.
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 VR image capturing device and VR image capturing apparatus based on mobile terminal thereof, with
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 the filming apparatus of a kind of VR image, described filming apparatus bag
Include two image units and signal transmission connect terminal, be slidably connected by slide assemblies between said two image unit,
So that the distance between said two image unit is adjustable, the transmission of described signal connects terminal and is connected with mobile terminal, and being used for will
The VR image transmitting of described image unit shooting is to mobile terminal, and transmits mobile terminal and send to filming apparatus two shooting singly
The synchronization drive control signal of unit.
According to one preferred embodiment of the present invention, described slide assemblies includes support frame and is located at described support frame
The guide rail being connected also is fixed, with described support frame medial wall, in inside, and described guide rail is provided with and coordinates two cunnings being slidably connected
Block, each slide block correspondence respectively is connected with an image unit.
According to one preferred embodiment of the present invention, described image unit includes photographic head and lens fixed seat, described in take the photograph
Fixing seat as head to be used for fixing described photographic head connection corresponding with described slide block, the outer side edges of described lens fixed seat is along setting
Having screens protruding, the side of described support frame is provided with and multiple buckling grooves of described screens male cooperation, and described screens is protruding
The diverse location realizing that described lens fixed seat clamping is navigated to described support frame, Jin Ershi is coordinated with described buckling groove
The regulation of existing two photographic head distances.
According to one preferred embodiment of the present invention, described filming apparatus also includes position sensing assembly, described position sensing group
Part is fixing with the edge of described support frame to be connected, and described position sensing assembly is for detecting the center of said two image unit
In the range of whether position line is in default shot VR image inclination angle, the detection signal of described position sensing assembly passes through institute
State signal transmission connection terminal and be transferred to mobile terminal.
According to one preferred embodiment of the present invention, described position sensing assembly includes fixing shell and is located at outside described fixing
Position sensor within shell, described fixing shell is fixing with the edge of described support frame to be connected.
According to one preferred embodiment of the present invention, described position sensing assembly farther includes display lamp, and described display lamp is inlayed
It is embedded at the outer surface of described fixing shell, for indicating whether the center line of said two image unit is in default
Shot VR image inclination angle in the range of.
According to one preferred embodiment of the present invention, the shot VR figure that the center line of said two image unit is preset
As inclination angle scope is: and angle ± 10 degree between horizontal line.
According to one preferred embodiment of the present invention, described position sensor is level indicator or gyroscope.
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 that the filming apparatus described in mobile terminal and above-described embodiment, described mobile terminal are provided with figure
As coffret, the signal transmission of described filming apparatus connects terminal and is connected with described image transmitting Interference fit, and passes through institute
Stating image transmitting interface and carry out showing and preserving by the VR image transmitting of shooting to described mobile terminal, described mobile terminal is also
Described filming apparatus is transmitted control signals to by described image transmitting interface.
According to one preferred embodiment of the present invention, described mobile terminal is mobile phone, panel computer or notebook computer.
Relative to prior art, the VR image capturing device of present invention offer and VR image taking based on mobile terminal thereof
System, this filming apparatus, by arranging slide assemblies structure, make to realize being slidably connected between two image units, and then reach
The purpose of the spacing of two image units of regulation；It is additionally provided with horizon sensor, it is ensured that in shooting process, two shootings are single
The center line of unit is in the range of default shot VR image inclination angle (and angle ± 10 degree between horizontal line)；This kind
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, logical
Cross signal transmission and connect after terminal is connected with mobile terminal, both can realize the shooting of VR image, be conducive to a great extent
The popularization of VR industry is with universal.
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.Implement it is emphasized that following
Example is merely to illustrate the present invention, but is not defined the scope of the present invention.Same, following example are only the portion of the present invention
Point embodiment and not all embodiments, the institute that those of ordinary skill in the art are obtained under not making creative work premise
There is other embodiments, 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 filming apparatus of a VR image, it is characterised in that described filming apparatus includes that two image units and signal pass
Defeated connection terminal, is slidably connected by slide assemblies between said two image unit, so that between said two image unit
Distance adjustable, the transmission of described signal connects terminal and is connected with mobile terminal, is used for the VR image that shot by described image unit
It is transferred to mobile terminal, and transmits mobile terminal and send the synchronization drive control signal to two image units of filming apparatus.
Filming apparatus the most according to claim 1, it is characterised in that described slide assemblies includes support frame, Yi Jishe
In described support frame inside and fixing, with described support frame medial wall, the guide rail being connected, described guide rail is provided with cooperation and slides
Two slide blocks connected, each slide block correspondence respectively is connected with an image unit.
Filming apparatus the most according to claim 2, it is characterised in that described image unit includes photographic head and photographic head
Fixing seat, described lens fixed seat is used for fixing described photographic head connection corresponding with described slide block, and described photographic head is fixed
The outer side edges of seat is protruding along being provided with screens, and the side of described support frame is provided with and multiple clampings of described screens male cooperation
Groove, described screens is protruding and described buckling groove coordinates realization that described lens fixed seat clamping is navigated to described support frame
Diverse location, and then realize the regulation of two photographic head distances.
Filming apparatus the most according to claim 2, it is characterised in that described filming apparatus also includes position sensing assembly,
Described position sensing assembly is fixing with the edge of described support frame to be connected, and described position sensing assembly is used for detecting said two
In the range of whether the center line of image unit is in default shot VR image inclination angle, described position sensing assembly
Detection signal connects terminal by the transmission of described signal and is transferred to mobile terminal.
Filming apparatus the most according to claim 4, it is characterised in that described position sensing assembly include fixing shell and
Being located at the position sensor of described fixing enclosure, described fixing shell is fixing with the edge of described support frame to be connected.
Filming apparatus the most according to claim 5, it is characterised in that described position sensing assembly farther includes instruction
Lamp, described display lamp inlays the outer surface being located at described fixing shell, for indicating the center of said two image unit
In the range of whether line is in default shot VR image inclination angle.
Filming apparatus the most according to claim 4, it is characterised in that the center line of said two image unit is pre-
If shot VR image inclination angle scope be: and angle ± 10 degree between horizontal line.
Filming apparatus the most according to claim 5, it is characterised in that described position sensor is level indicator or gyro
Instrument.
9. a VR image capturing apparatus based on mobile terminal, it is characterised in that described VR image capturing apparatus includes mobile
Filming apparatus described in terminal and any one of claim 1-8, described mobile terminal is provided with image transmitting interface, described bat
Take the photograph device signal transmission connect terminal is connected with described image transmitting Interference fit, and by described image transmitting interface and by
The VR image transmitting of shooting carries out showing and preserving to described mobile terminal, and described mobile terminal connects also by described image transmitting
Mouth transmits control signals to described filming apparatus.
VR image capturing apparatus the most according to claim 9, it is characterised in that described mobile terminal is mobile phone, flat board electricity
Brain or notebook computer.
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