CN106998459A - A kind of single camera stereoscopic image generation method of continuous vari-focus technology - Google Patents
A kind of single camera stereoscopic image generation method of continuous vari-focus technology Download PDFInfo
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- CN106998459A CN106998459A CN201710154398.8A CN201710154398A CN106998459A CN 106998459 A CN106998459 A CN 106998459A CN 201710154398 A CN201710154398 A CN 201710154398A CN 106998459 A CN106998459 A CN 106998459A
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- 230000011218 segmentation Effects 0.000 claims abstract description 16
- 238000003384 imaging method Methods 0.000 claims abstract description 8
- 230000004927 fusion Effects 0.000 claims abstract description 7
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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
- H04N13/261—Image signal generators with monoscopic-to-stereoscopic image conversion
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
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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
- H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
- H04N13/189—Recording image signals; Reproducing recorded image signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/207—Image signal generators using stereoscopic image cameras using a single 2D image sensor
- H04N13/211—Image signal generators using stereoscopic image cameras using a single 2D image sensor using temporal multiplexing
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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
- H04N13/296—Synchronisation thereof; Control thereof
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20212—Image combination
- G06T2207/20221—Image fusion; Image merging
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Abstract
The invention discloses a kind of single camera stereoscopic image generation method of continuous vari-focus technology, using can the single camera of continuous vari-focus the object of a certain scene Different Plane depth of field is continuously shot, a series of corresponding image of different focals is shot by the preset focus information control camera of focus controlling module first, shooting image is stored by image storage module, each image is detected with image definition detection algorithm, the clear partial segmentation in each acquisition image is come out using Adaptive Thresholding after detection, on the one hand the clear part for splitting acquisition is fused into by a new panorama sketch using stereoscopic fusion algorithm again, on the other hand the corresponding focal length in each clear part obtained according to segmentation is obtained the depth information of image by Gaussian imaging equation.The present invention has very high practicality, not only avoid single camera movement and obtains the jitter phenomenon of stereo-picture, and avoids some technical problems that binocular or many mesh cameras acquisition stereo-picture are brought.
Description
Technical field
The invention belongs to stereoscopic image generation method technical field, and in particular to a kind of single camera of continuous vari-focus technology
Stereoscopic image generation method.
Background technology
Traditionally, the video image of single camera collection is the 2D images of plane, this plane without depth information
Image information contained amount is less, can not meet the demand in the application of people's real life, and then stereo-picture arises at the historic moment,
And stereo image information includes panorama sketch information and depth map information.With the gradually development of 3D technology and device fabrication level,
Stereo image information can be obtained by two methods at present, one kind is to realize 3D based on binocular camera or camera array
The image pickup method of video, but be due to the difference of device parameter and the difficulty of demarcation, and light figure between camera, focal length and bright
There is inconsistency in degree etc., the picture taken easily makes human eye produce sticky feeling, and the monitoring of this method or embedded set
Costly, post-processing is complicated for standby price, and cost performance is relatively low, is not suitable for general population；Another moved based on single camera
The method for shooting and obtaining 3D videos is moved, make it that acquisition picture quality is not high because shooting process has the phenomenons such as shake, and obtain
Time is longer, therefore how high-quality, low-cost acquisition stereo-picture needs further research.
The content of the invention
Present invention solves the technical problem that there is provided that one kind can be automatically generated, generation method is simple, with generally fitting
With the single camera stereoscopic image generation method of the higher continuous vari-focus technology of the 3D view definition of property and generation.
The present invention adopts the following technical scheme that to solve above-mentioned technical problem：
A kind of single camera stereoscopic image generation method of continuous vari-focus technology, it is characterised in that including focus controlling module, can
Zoom single camera module, image storage module, image definition detection module, partitioning algorithm module, image co-registration module and
Depth map generation module, the varifocal single camera module electrically connects with focus controlling module and image storage module respectively
Connect, the varifocal single camera module is next by the preset information continuous vari-focus shooting Same Scene for obtaining focus controlling module
The corresponding image of serial different focal, wherein the corresponding focal length of 5-32 object distance is set in the range of nontarget area, in target
40-192 object distance corresponding focal length is set in regional extent；The focus controlling module other end and depth map generation module electricity
Property connection, the focus controlling module is used to preset focus information and control single camera to be shot；Described image memory module
Draw data wire with image definition detection module to be connected, the image storage module is used to store the figure that single camera shoots acquisition
Picture；Described image definition detection module is electrically connected with partitioning algorithm module, and the image definition detection module is used to detect
Each image stored in image storage module；The partitioning algorithm module draw data wire respectively with image co-registration module and depth
Figure generation module is connected, and the partitioning algorithm module is used to detect that obtained each clear image partial segmentation comes out, image co-registration
It is a Zhang Quanjing figure that module, which is used for the clear partial fusion that each segmentation is obtained, and depth map generation module obtains each according to segmentation
The corresponding focal length of image obtains image depth information by Gaussian imaging equation and then generates depth map, obtains panorama sketch and depth map
It is equivalent to obtain the collection of stereo image information afterwards, the later stage is by using stereo image display system to acquired solid
Image information realizes that stereo-picture is shown.
A kind of single camera stereoscopic image generation method of continuous vari-focus technology, it is characterised in that detailed process is：Using
Can continuous vari-focus single camera to the object continuously shot images of a certain scene Different Plane depth of field, first by focus controlling mould
The preset focus information control camera of block shoots a series of corresponding image of different focals, is singly taken the photograph by image storage module storage
As the image that head is shot, then each image is detected with image definition detection algorithm, adaptive threshold is used after detection
Method comes out the clear partial segmentation in each acquisition image, on the one hand will split the clear part obtained using stereoscopic fusion algorithm
Again be fused into a new panorama sketch, the corresponding focal length in each clear part on the other hand obtained according to segmentation by Gauss into
As formula obtains the depth information of image, the collection of stereo image information is thus obtained, is shown finally by using stereo-picture
Show that system realizes that stereo-picture is shown to acquired stereo image information.
The present invention has the advantages that compared with prior art：A kind of single camera stereogram of continuous vari-focus technology
As generation method realizes the automatically generating to 3D model views by 2D model views, generation method is simple, with generally using
Property and generation 3D view definition it is higher, can will this method be embedded in portable set in be formed a APP application software with just
The single camera use in conjunction of formula mobile device is taken, with very high practicality, single camera movement is not only avoid and obtains vertical
The jitter phenomenon of body image, and some technical problems that binocular or many mesh cameras acquisition stereo-picture are brought are avoided, very
The economic expense of this kind equipment is reduced in big degree, while the use also given people brings facility.
Brief description of the drawings
Fig. 1 is the fundamental diagram of the present invention；
Fig. 2 is the workflow diagram of the present invention.
Embodiment
The particular content of the present invention is described in detail with reference to accompanying drawing.As shown in figure 1, a kind of single camera of continuous vari-focus technology
Stereoscopic image generation method, including focus controlling module, varifocal single camera module, image storage module, image definition
Detection module, partitioning algorithm module, image co-registration module and depth map generation module, the varifocal single camera module difference
It is electrically connected with focus controlling module and image storage module, the varifocal single camera module is by obtaining focus controlling module
Preset information continuous vari-focus shoot a series of corresponding image of different focals under Same Scene, wherein in nontarget area scope
The corresponding focal length of 5-32 object distance of interior setting, sets the corresponding focal length of 40-192 object distance in the range of target area；Jiao
It is electrically connected with away from the control module other end and depth map generation module, the focus controlling module is used for preset focus information and controlled
Single camera is shot；Described image memory module is drawn data wire and is connected with image definition detection module, and the image is deposited
Storage module is used to store the image that single camera shoots acquisition；Described image definition detection module and partitioning algorithm module are electrical
Connection, the image definition detection module is used for each image stored in detection image memory module；The partitioning algorithm module
Draw data wire respectively with image co-registration module and depth map generation module to be connected, the partitioning algorithm module is used to obtain detection
Each clear image partial segmentation come out, image co-registration module be used for by it is each segmentation obtain clear partial fusion be a Zhang Quanjing
Figure, depth map generation module obtains the corresponding focal length of each image according to segmentation and obtains image depth information by Gaussian imaging equation
Then depth map is generated, the collection for being equivalent to obtain stereo image information after panorama sketch and depth map is obtained, the later stage passes through
Stereo-picture, which is shown, to be realized to acquired stereo image information using column mirror grating display.
Operation principle and process of the present invention：
Gaussian imaging equation：
Wherein u be object distance, v is image distance, and f is focal length, using can continuous vari-focus single camera gather image, when object distance change
When, image distance can not be changed and remain to obtain clearly image, control camera continuous by preset focus information in the present invention
The image that f carrys out the different depth of field in photographed scene is focused, because image distance v is certain, understands that object distance has with focal length by imaging formula
Certain mapping relations, so as to obtain the depth information of image come the unique object distance v of correspondence by focusing f.
Camera is obtained after the image under different focal, is stored by image storage module and is shot the image obtained, Ran Hougen
Each image is detected according to image definition detection algorithm, using Adaptive Thresholding by it is each acquisition image in clear part
Split, the clear part for splitting acquisition be on the one hand fused into by a new panorama sketch using stereoscopic fusion algorithm again,
On the other hand the corresponding focal length in each clear part obtained according to segmentation is obtained the depth information of image by Gaussian imaging equation,
The collection of stereo image information is thus obtained, the single camera stereoscopic image generation method of the continuous vari-focus technology is embedded in
The single camera use in conjunction of a APP softwares and portable mobile apparatus is formed in mobile phone or other portable mobile apparatus,
When equipment application is in monitoring field, the equipment is opened, this equipment shoots the different depth of field by continuous vari-focus to monitoring scene
Image, can obtain the collection of stereo image information by a series of processing of this method after obtaining image, may then pass through hand
Machine or miscellaneous equipment are shown steric information using different technologies, so as to be monitored to monitor area formation stereo-picture,
More useful informations will be obtained compared to conventional images monitoring technology.
Have been shown and described above the general principle of the present invention, principal character and advantage, do not depart from spirit of the invention and
On the premise of scope, the present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention
Scope.
Claims (2)
1. a kind of single camera stereoscopic image generation method of continuous vari-focus technology, it is characterised in that including focus controlling module,
Varifocal single camera module, image storage module, image definition detection module, partitioning algorithm module, image co-registration module
With depth map generation module, the varifocal single camera module electrically connects with focus controlling module and image storage module respectively
Connect, the varifocal single camera module is next by the preset information continuous vari-focus shooting Same Scene for obtaining focus controlling module
The corresponding image of serial different focal, wherein the corresponding focal length of 5-32 object distance is set in the range of nontarget area, in target
40-192 object distance corresponding focal length is set in regional extent；The focus controlling module other end and depth map generation module electricity
Property connection, the focus controlling module is used to preset focus information and control single camera to be shot；Described image memory module
Draw data wire with image definition detection module to be connected, the image storage module is used to store the figure that single camera shoots acquisition
Picture；Described image definition detection module is electrically connected with partitioning algorithm module, and the image definition detection module is used to detect
Each image stored in image storage module；The partitioning algorithm module draw data wire respectively with image co-registration module and depth
Figure generation module is connected, and the partitioning algorithm module is used to detect that obtained each clear image partial segmentation comes out, image co-registration
It is a Zhang Quanjing figure that module, which is used for the clear partial fusion that each segmentation is obtained, and depth map generation module obtains each according to segmentation
The corresponding focal length of image obtains image depth information by Gaussian imaging equation and then generates depth map, obtains panorama sketch and depth map
It is equivalent to obtain the collection of stereo image information afterwards, the later stage is by using stereo image display system to acquired solid
Image information realizes that stereo-picture is shown.
2. the single camera stereoscopic image generation method of continuous vari-focus technology according to claim 1, it is characterised in that tool
Body process is：Using can continuous vari-focus single camera to the object continuously shot images of a certain scene Different Plane depth of field, it is first
A series of corresponding image of different focals is first shot by the preset focus information control camera of focus controlling module, deposited by image
The image that module storage single camera is shot is stored up, then each image is detected with image definition detection algorithm, after detection
The clear partial segmentation in each acquisition image is come out using Adaptive Thresholding, on the one hand will be split using stereoscopic fusion algorithm
The clear part obtained is fused into a new panorama sketch again, each clear part correspondence on the other hand obtained according to segmentation
Focal length by Gaussian imaging equation obtain image depth information, thus obtain stereo image information collection, finally by
Stereo-picture, which is shown, to be realized to acquired stereo image information using stereo image display system.
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Cited By (13)
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| CN108171204A (en) * | 2018-01-17 | 2018-06-15 | 百度在线网络技术（北京）有限公司 | Detection method and device |
| CN109104602A (en) * | 2018-09-26 | 2018-12-28 | 成都工业学院 | A kind of stereo scene filming apparatus |
| CN109727254A (en) * | 2018-11-27 | 2019-05-07 | 深圳市华讯方舟太赫兹科技有限公司 | Body scans image processing method, equipment and computer readable storage medium |
| CN109842760A (en) * | 2019-01-23 | 2019-06-04 | 罗超 | A kind of filming image and back method of simulation human eye view object |
| WO2019184719A1 (en) * | 2018-03-29 | 2019-10-03 | 青岛海信移动通信技术股份有限公司 | Photographing method and apparatus |
| CN110455258A (en) * | 2019-09-01 | 2019-11-15 | 中国电子科技集团公司第二十研究所 | A kind of unmanned plane Terrain Clearance Measurement method based on monocular vision |
| CN110809101A (en) * | 2019-11-04 | 2020-02-18 | RealMe重庆移动通信有限公司 | Image zooming processing method and device, electronic equipment and storage medium |
| CN112422805A (en) * | 2019-08-22 | 2021-02-26 | 华为技术有限公司 | Shooting method and electronic equipment |
| WO2021035524A1 (en) * | 2019-08-27 | 2021-03-04 | Oppo广东移动通信有限公司 | Image processing method and apparatus, electronic device, and computer-readable storage medium |
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| CN113538545A (en) * | 2021-07-16 | 2021-10-22 | 上海大学 | Monocular depth estimation method based on electro-hydraulic adjustable-focus lens and corresponding camera and storage medium |
| CN113810607A (en) * | 2021-08-31 | 2021-12-17 | 孝感华中精密仪器有限公司 | Continuous focusing control method and system for television shooting and television shooting device |
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| CN109104602A (en) * | 2018-09-26 | 2018-12-28 | 成都工业学院 | A kind of stereo scene filming apparatus |
| CN109727254A (en) * | 2018-11-27 | 2019-05-07 | 深圳市华讯方舟太赫兹科技有限公司 | Body scans image processing method, equipment and computer readable storage medium |
| CN109727254B (en) * | 2018-11-27 | 2021-03-05 | 深圳市重投华讯太赫兹科技有限公司 | Human body scanning image processing method, human body scanning image processing equipment and computer readable storage medium |
| CN109842760A (en) * | 2019-01-23 | 2019-06-04 | 罗超 | A kind of filming image and back method of simulation human eye view object |
| CN112422805B (en) * | 2019-08-22 | 2022-02-18 | 华为技术有限公司 | Shooting method and electronic equipment |
| CN112422805A (en) * | 2019-08-22 | 2021-02-26 | 华为技术有限公司 | Shooting method and electronic equipment |
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| WO2021035524A1 (en) * | 2019-08-27 | 2021-03-04 | Oppo广东移动通信有限公司 | Image processing method and apparatus, electronic device, and computer-readable storage medium |
| CN110455258A (en) * | 2019-09-01 | 2019-11-15 | 中国电子科技集团公司第二十研究所 | A kind of unmanned plane Terrain Clearance Measurement method based on monocular vision |
| CN110809101A (en) * | 2019-11-04 | 2020-02-18 | RealMe重庆移动通信有限公司 | Image zooming processing method and device, electronic equipment and storage medium |
| WO2021115483A1 (en) * | 2019-12-13 | 2021-06-17 | 华为技术有限公司 | Image processing method and related apparatus |
| CN113538545A (en) * | 2021-07-16 | 2021-10-22 | 上海大学 | Monocular depth estimation method based on electro-hydraulic adjustable-focus lens and corresponding camera and storage medium |
| CN113810607A (en) * | 2021-08-31 | 2021-12-17 | 孝感华中精密仪器有限公司 | Continuous focusing control method and system for television shooting and television shooting device |
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