CN106101687B - VR image capturing devices and its VR image capturing apparatus based on mobile terminal - Google Patents
VR image capturing devices and its VR image capturing apparatus based on mobile terminal Download PDFInfo
- Publication number
- CN106101687B CN106101687B CN201610594124.6A CN201610594124A CN106101687B CN 106101687 B CN106101687 B CN 106101687B CN 201610594124 A CN201610594124 A CN 201610594124A CN 106101687 B CN106101687 B CN 106101687B
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- Prior art keywords
- camera
- mobile terminal
- images
- filming apparatus
- camera units
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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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The present invention provides a kind of filming apparatus of VR images and its VR image capturing apparatus based on mobile terminal, the filming apparatus includes two camera units and signal transmission connection terminal, it is slidably connected between two camera units by slide assemblies, so that the distance between two camera units are adjustable, signal transmission connection terminal is connected with mobile terminal, for the VR image transmittings that shoot camera unit to mobile terminal, and transmit mobile terminal and send synchronous driving control signal to two camera units of filming apparatus.The filming apparatus, by setting slide assemblies structure, makes to realize between two camera units and is slidably connected, and then adjusts the purpose of distance between two camera units；Horizon sensor is additionally provided with, ensures that the center line of two camera units in shooting process is in default and shoots in the range of VR images inclination angle；This kind of filming apparatus is simple in structure, and cost is low, is conducive to the promotion and popularization of VR industries.
Description
Technical field
The present invention relates to the technical field of VR image takings, is specifically related to a kind of VR image capturing devices and its based on shifting
The VR image capturing apparatus of dynamic terminal.
Background technology
Virtual reality (Virtual Reality, abbreviation VR) technology is that an important directions of emulation technology are emulation skills
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,
Natural technical ability and sensing equipment etc..Simulated environment be generated by computer, dynamic 3 D stereo photorealism in real time.
Perception refers to that preferable VR should have possessed by all people and perceives.The visual perception generated except computer graphics techniques
Outside, there are the sense of hearing, tactile, power feel, movement etc. to perceive, or even further include smell and sense of taste etc., also referred to as more perception.Natural technical ability
Refer to the head rotation of people, eyes, gesture or other human body behavior acts, the action phase with participant is handled by computer
The data of adaptation, and real-time response is made in the input to user, and the face of user are fed back to respectively.Sensing equipment refers to three-dimensional
Interactive device.
With reaching its maturity for VR technologies development, various VR playback equipments and its capture apparatus emerge in an endless stream, extensive use
In fields such as amusement, medicine, indoor design, house property exploitation, space flight, industrial simulations.
But in the prior art, the shooting to VR images still will rely on the large scale equipment of specialty and professional to pass through
Substantial amounts of post-processing could obtain, and be set without a kind of shooting simple in structure, easy to operate and VR images of low cost
Standby, this largely hinders the passage of VR image sources, and very big inhibition is generated for the accumulation of VR materials.
In addition, with the continuous development of the portable electronic products industry such as mobile phone, tablet computer, its camera function is therewith not yet
It is disconnected to become powerful.And the raising of the demand with user, two-dimentional image cannot meet the needs of people.Existing big portion
Divide the generally all built-in main rear lens camera of mancarried electronic aid and a preposition lens camera, but only shoot 2-dimentional photo
Or film, it is impossible to carry out the shooting of VR images.And shooting VR images needs by professional equipment, and software is needed to be handled,
Imaging process is more numerous and diverse, and cost is higher, expensive, is unsuitable for promotion and application.
The content of the invention
The embodiment of the present invention provides a kind of VR image capturing devices and its VR image capturing apparatus based on mobile terminal, with
Solve that VR image picking-up apparatus volume in the prior art is heavy, expensive and unhandy technical problem.
To solve the above problems, an embodiment of the present invention provides a kind of filming apparatus of VR images, the filming apparatus bag
Two camera units and signal transmission connection terminal are included, is slidably connected between described two camera units by slide assemblies,
So that the distance between described two camera units are adjustable, the signal transmission connection terminal is connected with mobile terminal, for inciting somebody to action
The VR image transmittings of the camera unit shooting transmit mobile terminal and send to two shooting lists of filming apparatus to mobile terminal
The synchronous driving control signal of member.
According to one preferred embodiment of the present invention, the slide assemblies include support frame and arranged on the support frames
Guide rail that is internal and being fixedly connected with the support frame madial wall, the guide rail are equipped with two cunnings for coordinating and being slidably connected
Block, correspondence is connected each sliding block with a camera unit respectively.
According to one preferred embodiment of the present invention, the camera unit includes camera and lens fixed seat, described to take the photograph
As head fixed seat be used for fix the camera and it is correspondings with the sliding block connection, the lens fixed seat outer side edges edge set
There is screens protrusion, the side of the support frame is equipped with multiple buckling grooves with the screens male cooperation, and the screens is raised
Coordinate the diverse location realized and lens fixed seat clamping is navigated to the support frame, Jin Ershi with the buckling groove
The adjusting of existing two camera distances.
According to one preferred embodiment of the present invention, the filming apparatus further includes position sensing component, the position sensing group
Part is fixedly connected with the edge of the support frame, and the position sensing component is used for the center for detecting described two camera units
Whether position line is shot in the range of VR images inclination angle in default, and the detection signal of the position sensing component passes through institute
State signal transmission connection terminal and be transferred to mobile terminal.
According to one preferred embodiment of the present invention, the position sensing component includes fixing shell and outside the fixation
Position sensor inside shell, the fixing shell are fixedly connected with the edge of the support frame.
According to one preferred embodiment of the present invention, the position sensing component further comprises indicator light, the indicator light edge
The outer surface of the fixing shell is embedded at, for indicating the center line of described two camera units whether in default
Shoot in the range of VR images inclination angle.
According to one preferred embodiment of the present invention, the center line of described two camera units is default shoots VR figures
As inclination angle scope is：Angle ± 10 degree between horizontal line.
According to one preferred embodiment of the present invention, the position sensor is level meter or gyroscope.
In order to solve the above technical problems, the present invention also provides a kind of VR image capturing apparatus based on mobile terminal, it is described
VR image capturing apparatus includes the filming apparatus described in mobile terminal and above-described embodiment, and the mobile terminal is equipped with figure
As coffret, signal transmission connection terminal and the described image coffret of the filming apparatus are connected, and pass through institute
Image transmitting interface is stated with being shown and being preserved the VR image transmittings of shooting to the mobile terminal, the mobile terminal is also
The filming apparatus is transmitted control signals to by described image coffret.
According to one preferred embodiment of the present invention, the mobile terminal is mobile phone, tablet computer or laptop.
Relative to the prior art, VR image capturing devices provided by the invention and its VR image takings based on mobile terminal
System, the filming apparatus, by setting slide assemblies structure, makes to realize between two camera units and is slidably connected, and then
The purpose of distance between two camera units of adjusting；Horizon sensor is additionally provided with, ensures that two shootings are single in shooting process
The center line of member is in default and shoots in the range of VR images inclination angle (angle ± 10 degree between horizontal line)；This kind
Filming apparatus is simple in structure, and cost is low, can be worn at during use on head or is clamped in the first-class position of mobile terminal, leads to
Cross after signal transmission connection terminal is connected with mobile terminal, can both realize the shooting of VR images, largely be conducive to
The promotion and popularization of VR industries.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the backside structure simplified schematic diagram that the present invention is used to shoot one preferred embodiment of mobile terminal of VR images；
Fig. 2 is the positive structure schematic of one preferred embodiment of filming apparatus of VR images of the present invention；
Fig. 3 is the positive structure schematic of two camera unit another location states of filming apparatus；
Fig. 4 is the structure schematic diagram of the filming apparatus of VR images in Fig. 2 embodiments；And
Fig. 5 is the structure diagram of VR image capturing apparatus one preferred embodiment of the invention based on mobile terminal.
Embodiment
With reference to the accompanying drawings and examples, the present invention is described in further detail.It is emphasized that following implement
Example is merely to illustrate the present invention, but the scope of the present invention is not defined.Likewise, following embodiments 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 without creative efforts
There are other embodiments, belong to the scope of protection of the invention.
For shooting the mobile terminal embodiment of VR images
Firstly the need of explanation, the mobile terminal in the embodiment of the present invention can be mobile phone, tablet computer or notebook
The portable electric appts such as computer.
Referring to Fig. 1, the backside structure that Fig. 1 is one preferred embodiment of mobile terminal that the present invention is used to shoot VR images is shown
Meaning schematic diagram, the mobile terminal 100 include two cameras (110,120), and two cameras (110,120) are inlayed arranged on shifting respectively
The surface of dynamic terminal enclosure 130, in the present embodiment, the lines 102 of two camera (110,120) centers parallel to
The top margin of mobile terminal case 130.Certainly, in other embodiments, the line of two camera (110,120) centers
102 can also be parallel to the side of mobile terminal case 130.In the range of the understanding of those skilled in the art, herein just no longer
Illustrated with schematic diagram.
Preferably, the physical characteristic of two cameras (110,120) is identical, wherein, the physical characteristic of camera is included most
Large aperture, focal length, visual angle, resolution ratio etc..Camera (Camera) is used as a kind of video input apparatus, is widely transported in the past
For mobile phone photograph, video conference, tele-medicine and real time monitoring etc..In recent years since, with the development of Internet technology,
The continuous improvement of network speed, along with photosensitive imaging device technology maturation and be largely used in the manufacture of camera, this makes
Obtain its price and drop to the level that ordinary people can bear.
Camera is divided into digital camera and simulation two major class of camera, can be any one in both in the present invention.
The analog video signal that video capture device produces can be converted into digital signal by simulation camera, and then be stored in shifting
In the memory (not shown) of dynamic terminal 100；The vision signal that simulation camera captures has to pass through specific video and catches
Catch card and convert analog signals into figure pattern, and just may switch on mobile terminal 100 and use after being compressed；Numeral is taken the photograph
As head then can directly catch image, it is then passed in mobile terminal 100.Camera on present electronics market substantially with
Based on digital camera.
The operation principle of camera is：Scenery projects imaging sensor table by the optical imagery that camera lens (LENS) generates
On face, electric signal is then turned to, is changed into data image signal after A/D (analog-to-digital conversion) conversions, is then sent through at digital signal
Working process in device is managed, then is handled by the processor of transmission line to mobile terminal 100, can by display screen
See image.
The primary structure and component of camera can be listed from the operation principle of camera：Main control chip, sensitive chip,
Camera lens and power supply etc..Two kinds of operating voltages are needed inside camera：3.3V and 2.5V, therefore electricity inside good camera
Source is also a factor for ensureing camera steady operation.
1st, camera lens (LENS)
The composition of camera lens is lens arrangement, is made of several lens, generally there is plastic lens (plastic) or glass lens
(glass).The camera lens of usual camera is configured with：1P, 2P, 1G1P, 1G2P, 2G2P, 4G etc..
2nd, sensitive chip (SENSOR)
It is the important component for forming digital camera head, is divided into according to element difference：
CCD (Charge Coupled Device, charge coupled cell) applies the high-end technology member in terms of photography and vedio recording
Part.
CMOS (Complementary Metal-Oxide Semiconductor, metal oxide semiconductor device) should
In product for relatively low image quality.
The advantages of CCD is high sensitivity, and noise is small, and signal-to-noise ratio is big.But complex production process, of high cost, power consumption is high.
The advantages of CMOS is that high integrated level, (less than the 1/3 of CCD) low in energy consumption, cost are low.But noise is bigger, sensitive
Spend it is relatively low, to light source requirements height.Often permeability, acutance are all fine for the imaging of CCD under same pixel, color rendition, exposure
Light can ensure substantially accurate.It is on the weak side to color restoration capability in kind and often permeability is general for the product of CMOS, exposure
It is all not so good.It is preferably the camera of CCD sensitive chips in the embodiment of the present invention.
Camera major parameter is described below below.1. maximum ring：The true value of maximum ring shows monitoring
Camera improves the light-inletting quantity in the case of dim light, so as to reach optimum exposure combination.The big camera lens of maximum ring can be brought comparatively fast
Shutter speed；2. focal length：Focal length is actually viewing angle problem, and focal length different visual angles are also different.
Preferably, two cameras (110,120) in the embodiment of the present invention by the processor of mobile terminal 100 with synchronization
Mode be controlled, i.e.,：The beginning and stopping shooting of two cameras of Synchronization Control, so just can guarantee that and take satisfaction synchronously
Property desired VR images (when ensureing to play, the picture synchronization seen of right and left eyes).
The mobile terminal 100 is internally provided with position sensor (not shown), and position sensor is used to detect two shootings
Whether the center line 102 of head is shot in the range of VR images inclination angle in default, which can be outer
Put the structure of level meter 140 or built-in gyroscope (not shown).
Preferably, in shooting process, the center line 102 of two cameras (110,120) is default shoots
VR images inclination angle scope is：Angle ± 10 degree between horizontal line.And the center position D of two cameras (110,120)
For 3-15cm.Further preferred scope D is 5.5-7.5cm, the center position D optimum values of two cameras (110,120)
For 6.5cm.
Further, which further includes indicator light 150, and indicator light 150 inlays the shell arranged on mobile terminal
Whether 130 surface, the center line 102 for indicating two cameras (110,120) are in default and shoot VR
In the range of image inclination angle.
For example, when position sensor detects that the center line 102 of two cameras (110,120) is in default
When can shoot in the range of VR images inclination angle, indicator light 150 sends the light of green；And when position sensor detects two cameras
The center line 102 of (110,120) is not in default shoot in the range of VR images inclination angle, it indicates that lamp 150 is sent
Red light, at the same mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, will to prompt current pose can not shoot satisfaction
The VR images asked, and then user ajusts mobile terminal 100, makes the center line 102 of two cameras (110,120)
It is horizontally directed.
The image of two camera (110,120) shootings is shown in a manner of split screen on the display screen of mobile terminal 100.
The picture that left side camera 110 is shot shows that the picture that right side camera 110 is shot is shown in correspondence in the left side of display screen
The right side of display screen, when using the viewing of VR playback equipments, both sides picture corresponds to the eyes of left and right two of people respectively.
Further, image transmitting interface 160 is additionally provided with the mobile terminal 100, which is embedded at
The shell edge of 100 side of mobile terminal, for being connected with external camera device signal transmission, the tool on external camera device
Object constructional features will be described in detail in following embodiment.
Relative to the prior art, the mobile terminal provided by the present invention for shooting VR images, by mobile terminals
Two cameras are set, and ensure the following conditions：1st, the line of two camera centers is generally horizontal；2nd, two
The physical characteristic of a camera is identical；3rd, two cameras are by synchronous drive control；And the distance between 4, two cameras
With human eye apart from identical.Meet that conditions above can shoot VR images using mobile terminal.Wherein, mobile terminal can be
The common mobile phone of people, the portable electric appts of tablet computer, can significantly facilitate the shooting of VR images, and easy to operate,
It is of low cost, be conducive to the popularization of VR industries.
The filming apparatus embodiment of VR images
Referring to Fig. 2, Fig. 2 is the positive structure schematic of one preferred embodiment of filming apparatus of VR images of the present invention, should
Filming apparatus 200 includes but not limited to following construction unit：Two camera units (210,220) and signal transmission connection terminal
230。
Specifically, it is slidably connected between two camera units (210,220) by slide assemblies 240, so that two are taken the photograph
As the distance between unit (210,220) H is adjustable.Preferably, the slide assemblies 240 can adjust two camera units (210,
The distance between 220) scope of H is in 3-15cm.
Also referring to Fig. 3 and Fig. 4, Fig. 3 is the Facad structure of two camera unit another location states of filming apparatus
Schematic diagram, Fig. 4 are the structure schematic diagrams of the filming apparatus of VR images in Fig. 2 embodiments.
The slide assemblies 240 include support frame 241 and arranged on the inside of support frame 241 and with support frame 241
The guide rail 242 that side wall is fixedly connected, guide rail 242 are equipped with two sliding blocks 243 for coordinating and being slidably connected, and each sliding block 243 is distinguished
Correspondence is connected with a camera unit (210,220).
Camera unit (210,220) includes camera 201 and lens fixed seat 202, and lens fixed seat 202 is used for
Fixing camera 201 simultaneously corresponding with sliding block 243 is fixedly connected.The physical characteristic of two cameras 201 is identical, wherein, camera
Physical characteristic include maximum ring, focal length, visual angle, resolution ratio etc..
Preferably, along screens protrusion 2021 is equipped with, the side of support frame 241 is set the outer side edges of lens fixed seat 202
There are the multiple buckling grooves 2411 coordinated with screens protrusion 2021, screens protrusion 2021 coordinates with buckling groove 2411 to be realized camera
Fixed seat 202 is clamped the diverse location for navigating to support frame 241, and then realizes the adjusting of two camera distance H.
Signal transmission connection terminal 230 is connected with the image transmitting interface 160 on mobile terminal 100, single for that will image
The VR image transmittings of member shooting transmit mobile terminal 100 and send to two camera units of filming apparatus to mobile terminal 100
The synchronous driving control signal of (210,220).
Filming apparatus 200 further includes position sensing component 250, the edge of the position sensing component 250 and support frame 241
It is fixedly connected, whether the center line that position sensing component 250 is used to detect two camera units (210,220) is in pre-
If shoot in the range of VR images inclination angle, the detection signal of position sensing component 250 is passed by signal transmission connection terminal 230
It is defeated to arrive mobile terminal 100.
The position sensing component 250 includes fixing shell 251 and the position sensor inside fixing shell 251
(not shown), fixing shell 251 are fixedly connected with the edge of support frame 241.The position sensor can be level meter or
Person's gyroscope etc., in the range of the understanding of those skilled in the art, will not enumerate herein.
It is further preferred that the position sensing component 250 further comprises indicator light 252, indicator light 252 is inlayed arranged on solid
The outer surface of shell 251 is determined, for indicating the center line 222 of two camera units (210,220) whether in default
Shoot in the range of VR images inclination angle.
For example, when position sensing component 250 is detected at the center line 222 of two camera units (210,220)
When default shoot in the range of VR images inclination angle, indicator light 252 sends the light of green；And when position sensing component 250 is examined
The center line 222 of two camera units (210,220) is measured not in default shoot in the range of VR images inclination angle,
Then indicator light 252 send red light, while mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, to prompt current appearance
State can not shoot the VR images met the requirements, and then user ajusts mobile terminal 100, make two camera units (210,
220) center line 222 is horizontally directed.And then meet photographing request.
Preferably, in shooting process, the center line 222 of two camera units (210,220) is default claps
Taking the photograph VR images inclination angle scope is：Angle ± 10 degree between horizontal line.And the center of two camera units (210,220) away from
It is 3-15cm from H.Further preferred scope H is 5.5-7.5cm, and the center position H of two camera units (210,220) is most
Good value is 6.5cm.
The filming apparatus that the embodiment provides, by setting slide assemblies structure, makes to realize cunning between two camera units
Dynamic connection, and then adjust the purpose of distance between two camera units；Horizon sensor is additionally provided with, guarantee was shot
The center line of two camera units is in default shoot and (is pressed from both sides in the range of VR images inclination angle between horizontal line in journey
Angle ± 10 degree)；This kind of filming apparatus is simple in structure, and cost is low, can be worn at during use on head or is clamped in movement
The first-class position of terminal, after being connected by signal transmission connection terminal with mobile terminal, can both realize the shooting of VR images, very
Be conducive to the promotion and popularization of VR industries in big degree.
VR image capturing apparatus embodiments based on mobile terminal
In addition, the present invention also provides a kind of VR image capturing apparatus based on mobile terminal, referring to Fig. 5, Fig. 5 is this hair
The structure diagram of bright one preferred embodiment of VR image capturing apparatus based on mobile terminal.The VR image capturing apparatus includes moving
Dynamic terminal 100 and filming apparatus 200, mobile terminal 100 are equipped 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 passes through image transmitting interface 160 and the VR images by shooting
It is transferred to mobile terminal 100 to be shown and preserved, mobile terminal 100 is also passed control signal by image transmitting interface 160
It is defeated to arrive filming apparatus 200.
Referring to Fig. 1, the backside structure that Fig. 1 is one preferred embodiment of mobile terminal that the present invention is used to shoot VR images is shown
Meaning schematic diagram, the mobile terminal 100 include two cameras (110,120), and two cameras (110,120) are inlayed arranged on shifting respectively
The surface of dynamic terminal enclosure 130, in the present embodiment, the lines 102 of two camera (110,120) centers parallel to
The top margin of mobile terminal case 130.Certainly, in other embodiments, the line of two camera (110,120) centers
102 can also be parallel to the side of mobile terminal case 130.In the range of the understanding of those skilled in the art, herein just no longer
Illustrated with schematic diagram.
Preferably, the physical characteristic of two cameras (110,120) is identical, wherein, the physical characteristic of camera is included most
Large aperture, focal length, visual angle, resolution ratio etc..Camera (Camera) is used as a kind of video input apparatus, is widely transported in the past
For mobile phone photograph, video conference, tele-medicine and real time monitoring etc..In recent years since, with the development of Internet technology,
The continuous improvement of network speed, along with photosensitive imaging device technology maturation and be largely used in the manufacture of camera, this makes
Obtain its price and drop to the level that ordinary people can bear.
Camera is divided into digital camera and simulation two major class of camera, can be any one in both in the present invention.
The analog video signal that video capture device produces can be converted into digital signal by simulation camera, and then be stored in shifting
In the memory (not shown) of dynamic terminal 100；The vision signal that simulation camera captures has to pass through specific video and catches
Catch card and convert analog signals into figure pattern, and just may switch on mobile terminal 100 and use after being compressed；Numeral is taken the photograph
As head then can directly catch image, it is then passed in mobile terminal 100.Camera on present electronics market substantially with
Based on digital camera.
The operation principle of camera is：Scenery projects imaging sensor table by the optical imagery that camera lens (LENS) generates
On face, electric signal is then turned to, is changed into data image signal after A/D (analog-to-digital conversion) conversions, is then sent through at digital signal
Working process in device is managed, then is handled by the processor of transmission line to mobile terminal 100, can by display screen
See image.
The primary structure and component of camera can be listed from the operation principle of camera：Main control chip, sensitive chip,
Camera lens and power supply etc..Two kinds of operating voltages are needed inside camera：3.3V and 2.5V, therefore electricity inside good camera
Source is also a factor for ensureing camera steady operation.
1st, camera lens (LENS)
The composition of camera lens is lens arrangement, is made of several lens, generally there is plastic lens (plastic) or glass lens
(glass).The camera lens of usual camera is configured with：1P, 2P, 1G1P, 1G2P, 2G2P, 4G etc..
2nd, sensitive chip (SENSOR)
It is the important component for forming digital camera head, is divided into according to element difference：
CCD (Charge Coupled Device, charge coupled cell) applies the high-end technology member in terms of photography and vedio recording
Part.
CMOS (Complementary Metal-Oxide Semiconductor, metal oxide semiconductor device) should
In product for relatively low image quality.
The advantages of CCD is high sensitivity, and noise is small, and signal-to-noise ratio is big.But complex production process, of high cost, power consumption is high.
The advantages of CMOS is that high integrated level, (less than the 1/3 of CCD) low in energy consumption, cost are low.But noise is bigger, sensitive
Spend it is relatively low, to light source requirements height.Often permeability, acutance are all fine for the imaging of CCD under same pixel, color rendition, exposure
Light can ensure substantially accurate.It is on the weak side to color restoration capability in kind and often permeability is general for the product of CMOS, exposure
It is all not so good.It is preferably the camera of CCD sensitive chips in the embodiment of the present invention.
Camera major parameter is described below below.1. maximum ring：The true value of maximum ring shows monitoring
Camera improves the light-inletting quantity in the case of dim light, so as to reach optimum exposure combination.The big camera lens of maximum ring can be brought comparatively fast
Shutter speed；2. focal length：Focal length is actually viewing angle problem, and focal length different visual angles are also different.
Preferably, two cameras (110,120) in the embodiment of the present invention by the processor of mobile terminal 100 with synchronization
Mode be controlled, i.e.,：The beginning and stopping shooting of two cameras of Synchronization Control, so just can guarantee that and take satisfaction synchronously
Property desired VR images (when ensureing to play, the picture synchronization seen of right and left eyes).
The mobile terminal 100 is internally provided with position sensor (not shown), and position sensor is used to detect two shootings
Whether the center line 102 of head is shot in the range of VR images inclination angle in default, which can be outer
Put the structure of level meter 140 or built-in gyroscope (not shown).
Preferably, in shooting process, the center line 102 of two cameras (110,120) is default shoots
VR images inclination angle scope is：Angle ± 10 degree between horizontal line.And the center position D of two cameras (110,120)
For 3-15cm.Further preferred scope D is 5.5-7.5cm, the center position D optimum values of two cameras (110,120)
For 6.5cm.
Further, which further includes indicator light 150, and indicator light 150 inlays the shell arranged on mobile terminal
Whether 130 surface, the center line 102 for indicating two cameras (110,120) are in default and shoot VR
In the range of image inclination angle.
For example, when position sensor detects that the center line 102 of two cameras (110,120) is in default
When can shoot in the range of VR images inclination angle, indicator light 150 sends the light of green；And when position sensor detects two cameras
The center line 102 of (110,120) is not in default shoot in the range of VR images inclination angle, it indicates that lamp 150 is sent
Red light, at the same mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, will to prompt current pose can not shoot satisfaction
The VR images asked, and then user ajusts mobile terminal 100, makes the center line 102 of two cameras (110,120)
It is horizontally directed.
The image of two camera (110,120) shootings is shown in a manner of split screen on the display screen of mobile terminal 100.
The picture that left side camera 110 is shot shows that the picture that right side camera 110 is shot is shown in correspondence in the left side of display screen
The right side of display screen, when using the viewing of VR playback equipments, both sides picture corresponds to the eyes of left and right two of people respectively.
Further, image transmitting interface 160 is additionally provided with the mobile terminal 100, which is embedded at
The shell edge of 100 side of mobile terminal, for being connected with external camera device signal transmission, the tool on external camera device
Object constructional features will be described in detail in following embodiment.
This is used for the mobile terminal for shooting VR images, by setting two cameras on mobile terminals, and ensures following
Condition：1st, the line of two camera centers is generally horizontal；2nd, the physical characteristic of two cameras is identical；3、
Two cameras are by synchronous drive control；And the distance between 4, two cameras with human eye apart from identical.Meet above bar
Part can shoot VR images using mobile terminal.Wherein, mobile terminal can be the common mobile phone of people, tablet computer
Portable electric appts, can significantly facilitate the shooting of VR images, and easy to operate, of low cost, be conducive to pushing away for VR industries
Extensively.
Referring to Fig. 2, Fig. 2 is the positive structure schematic of one preferred embodiment of filming apparatus of VR images of the present invention, should
Filming apparatus 200 includes but not limited to following construction unit：Two camera units (210,220) and signal transmission connection terminal
230。
Specifically, it is slidably connected between two camera units (210,220) by slide assemblies 240, so that two are taken the photograph
As the distance between unit (210,220) H is adjustable.Preferably, the slide assemblies 240 can adjust two camera units (210,
The distance between 220) scope of H is in 3-15cm.
Also referring to Fig. 3 and Fig. 4, Fig. 3 is the Facad structure of two camera unit another location states of filming apparatus
Schematic diagram, Fig. 4 are the structure schematic diagrams of the filming apparatus of VR images in Fig. 2 embodiments.
The slide assemblies 240 include support frame 241 and arranged on the inside of support frame 241 and with support frame 241
The guide rail 242 that side wall is fixedly connected, guide rail 242 are equipped with two sliding blocks 243 for coordinating and being slidably connected, and each sliding block 243 is distinguished
Correspondence is connected with a camera unit (210,220).
Camera unit (210,220) includes camera 201 and lens fixed seat 202, and lens fixed seat 202 is used for
Fixing camera 201 simultaneously corresponding with sliding block 243 is fixedly connected.The physical characteristic of two cameras 201 is identical, wherein, camera
Physical characteristic include maximum ring, focal length, visual angle, resolution ratio etc..
Preferably, along screens protrusion 2021 is equipped with, the side of support frame 241 is set the outer side edges of lens fixed seat 202
There are the multiple buckling grooves 2411 coordinated with screens protrusion 2021, screens protrusion 2021 coordinates with buckling groove 2411 to be realized camera
Fixed seat 202 is clamped the diverse location for navigating to support frame 241, and then realizes the adjusting of two camera distance H.
Signal transmission connection terminal 230 is connected with the image transmitting interface 160 on mobile terminal 100, single for that will image
The VR image transmittings of member shooting transmit mobile terminal 100 and send to two camera units of filming apparatus to mobile terminal 100
The synchronous driving control signal of (210,220).
Filming apparatus 200 further includes position sensing component 250, the edge of the position sensing component 250 and support frame 241
It is fixedly connected, whether the center line that position sensing component 250 is used to detect two camera units (210,220) is in pre-
If shoot in the range of VR images inclination angle, the detection signal of position sensing component 250 is passed by signal transmission connection terminal 230
It is defeated to arrive mobile terminal 100.
The position sensing component 250 includes fixing shell 251 and the position sensor inside fixing shell 251
(not shown), fixing shell 251 are fixedly connected with the edge of support frame 241.The position sensor can be level meter or
Person's gyroscope etc., in the range of the understanding of those skilled in the art, will not enumerate herein.
It is further preferred that the position sensing component 250 further comprises indicator light 252, indicator light 252 is inlayed arranged on solid
The outer surface of shell 251 is determined, for indicating the center line 222 of two camera units (210,220) whether in default
Shoot in the range of VR images inclination angle.
For example, when position sensing component 250 is detected at the center line 222 of two camera units (210,220)
When default shoot in the range of VR images inclination angle, indicator light 252 sends the light of green；And when position sensing component 250 is examined
The center line 222 of two camera units (210,220) is measured not in default shoot in the range of VR images inclination angle,
Then indicator light 252 send red light, while mobile terminal 100 can send " dichloro-diphenyl-dichlorothane " prompt tone, to prompt current appearance
State can not shoot the VR images met the requirements, and then user ajusts mobile terminal 100, make two camera units (210,
220) center line 222 is horizontally directed.And then meet photographing request.
Preferably, in shooting process, the center line 222 of two camera units (210,220) is default claps
Taking the photograph VR images inclination angle scope is：Angle ± 10 degree between horizontal line.And the center of two camera units (210,220) away from
It is 3-15cm from H.Further preferred scope H is 5.5-7.5cm, and the center position H of two camera units (210,220) is most
Good value is 6.5cm.
The filming apparatus, by setting slide assemblies structure, makes to realize between two camera units and is slidably connected, Jin Erda
To the purpose of distance between two camera units of adjusting；Horizon sensor is additionally provided with, ensures two shootings in shooting process
The center line of unit is in default and shoots in the range of VR images inclination angle (angle ± 10 degree between horizontal line)；Should
Kind filming apparatus is simple in structure, and cost is low, can be worn at during use on head or is clamped in the first-class position of mobile terminal,
After being connected by signal transmission connection terminal with mobile terminal, the shooting of VR images can be both realized, largely favorably
In the promotion and popularization of VR industries.
VR image capturing apparatus provided in an embodiment of the present invention, by connecting external dual camera knot on mobile terminals
Structure, can select as shooting VR images to come using one group therein in mobile terminal itself camera and external camera
Use, grafting can be achieved to be connected, and by the i.e. controllable external camera of mobile terminal, its is simple in structure, easy to operate.
The foregoing is merely the section Example of the present invention, not thereby limit the scope of the invention, every utilization
The equivalent device or equivalent process transformation that description of the invention and accompanying drawing content are made, it is related to be directly or indirectly used in other
Technical field, be included within the scope of the present invention.
Claims (4)
1. a kind of filming apparatus of VR images, it is characterised in that the filming apparatus includes position sensing component, signal transmission connects
Connecting terminal and two camera units；It is slidably connected between described two camera units by slide assemblies, so that described two
The distance between camera unit is adjustable, and the signal transmission connection terminal is connected with mobile terminal, for by the camera unit
The VR image transmittings of shooting transmit the synchronization that mobile terminal is sent to two camera units of filming apparatus and drive to mobile terminal
Control signal；
The slide assemblies include support frame and consolidate inside the support frame and with the support frame madial wall
Surely the guide rail connected, the guide rail are equipped with two sliding blocks for coordinating and being slidably connected, and each sliding block is corresponding single with a shooting respectively
Member connection；
The camera unit includes camera and lens fixed seat, and the lens fixed seat is used to fix the camera
And connection corresponding with the sliding block, the outer side edges of the lens fixed seat are along equipped with screens protrusion, the side of the support frame
Side is equipped with multiple buckling grooves with the screens male cooperation, and the screens is raised to coordinate realization to be taken the photograph described with the buckling groove
As the clamping of head fixed seat navigates to the diverse location of the support frame, and then realize the adjusting of two camera distances；
The position sensing component is fixedly connected with the edge of the support frame, and the position sensing component is used to detect described
Whether the center line of two camera units is shot in the range of VR images inclination angle in default, the position sensing group
The detection signal of part is transferred to mobile terminal, the center of described two camera units by the signal transmission connection terminal
The default VR images inclination angle scope that shoots of line is：Angle ± 10 degree between horizontal line；
The position sensing component include fixing shell, inlay arranged on the outer surface of the fixing shell indicator light and be arranged on
Position sensor inside the fixing shell, the fixing shell are fixedly connected with the edge of the support frame；The finger
Show that lamp is used to indicate whether the center line of described two camera units is in default and shoots VR images inclination angle scope
It is interior.
2. filming apparatus according to claim 1, it is characterised in that the position sensor is level meter or gyro
Instrument.
3. a kind of VR image capturing apparatus based on mobile terminal, it is characterised in that the VR image capturing apparatus includes movement
Terminal and claim 1-2 any one of them filming apparatus, the mobile terminal are equipped with image transmitting interface, the bat
The signal transmission connection terminal and described image coffret for taking the photograph device are connected, and by described image coffret with inciting somebody to action
The VR image transmittings of shooting are shown and are preserved to the mobile terminal, and the mobile terminal is also connect by described image transmission
Mouth transmits control signals to the filming apparatus.
4. VR image capturing apparatus according to claim 3, it is characterised in that the mobile terminal is mobile phone, tablet electricity
Brain or laptop.
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| CN201610594124.6A CN106101687B (en) | 2016-07-25 | 2016-07-25 | VR image capturing devices and its VR image capturing apparatus based on mobile terminal |
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| CN201610594124.6A CN106101687B (en) | 2016-07-25 | 2016-07-25 | VR image capturing devices and its VR image capturing apparatus based on mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107340853B (en) * | 2016-11-18 | 2020-04-14 | 北京理工大学 | Remote presentation interaction method and system based on virtual reality and gesture recognition |
| CN106447705B (en) * | 2016-11-24 | 2019-07-16 | 华南理工大学 | Multi-view stereo vision system and method applied to the live streaming of indoor scene virtual reality |
| CN106843479A (en) * | 2017-01-18 | 2017-06-13 | 北京小米移动软件有限公司 | Method and device, the electronic equipment of control targe equipment switching state |
| CN108696734B (en) * | 2017-03-01 | 2021-10-12 | 中兴通讯股份有限公司 | Shooting device and working method thereof |
| CN107087153B (en) * | 2017-04-05 | 2020-07-31 | 深圳市冠旭电子股份有限公司 | 3D image generation method and device and VR equipment |
| JP7000050B2 (en) * | 2017-06-29 | 2022-01-19 | キヤノン株式会社 | Imaging control device and its control method |
| CN110611752A (en) * | 2018-06-14 | 2019-12-24 | 中兴通讯股份有限公司 | Camera module, method for controlling double cameras and terminal |
| CN111064949B (en) * | 2019-12-12 | 2021-03-12 | 天目爱视（北京）科技有限公司 | Intelligent 3D acquisition module for mobile terminal |
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