CN102917236B - A kind of solid picture-taking method based on single camera and digital camera - Google Patents
A kind of solid picture-taking method based on single camera and digital camera Download PDFInfo
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- CN102917236B CN102917236B CN201210369379.4A CN201210369379A CN102917236B CN 102917236 B CN102917236 B CN 102917236B CN 201210369379 A CN201210369379 A CN 201210369379A CN 102917236 B CN102917236 B CN 102917236B
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Abstract
This application discloses a kind of solid picture-taking method based on single camera, comprise the steps: S01: the view data gathering the first visual angle photo; S02: the view data of Real-time Collection second visual angle photo, generates composograph data; S03: according to display screen subsection instruction, to meet the view data of the first visual angle photo of first area coordinate respectively, the view data meeting the second visual angle photo of second area coordinate and the composograph data meeting the 3rd area coordinate are sent to first, second and third region of display module.The photograph terminal that the solid picture-taking method and apparatus of single camera disclosed in the present application solves current single camera can not carry out the problem of solid picture-taking, and the very big cost reducing solid picture-taking terminal.
Description
Technical field
The present invention relates to a kind of stereoscopic shooting technology, particularly relate to a kind of solid picture-taking method based on single camera and digital camera.
Background technology
The high speed development of 3D technology, facilitates stereoscopic shooting technology greatly.The application on mobile phone or camera terminal along with red blue glasses and bore hole 3D display screen, widely using of the red blue glasses that special price is very cheap, make current mobile phone or camera when not needing to change mobile phone hardware, as long as update software, just 3D film and photo can be seen on these terminals.But these mobile phones or camera all only have single camera, solid picture-taking can not be carried out.
Current stereocamera adopts dual camera, a camera more than ordinary camera.The patent No. is CN201120245565.8, the stereoscopic shooting module that the utility model patent that name is called " a kind of stereoscopic shooting module " proposes, and have two cameras that horizontal direction is arranged, one is left camera, and another is right camera.Two cameras gather image, and Images uniting 3D stereo-picture of shooting is for display device display stereoeffect.
But no matter be stereoscopic camera or traditional digital camera, camera is all critical component.The camera of stereoscopic camera or traditional digital camera is very little, its parts need point-device manufacture, which increase its manufacture difficulty and cost, because what it will coordinate is of a great variety and the photo-sensitive cell such as the charge coupled device of precision (CCD) or complementary metal oxide semiconductors (CMOS) (CMOS), instead of the film of same size.Usually, a high-quality stereoscopic camera or digital camera, its camera cost is topmost part in price of complete machine.Therefore multiple cameras of the camera setting of dual camera or multi-cam, significantly increase the cost of stereographic terminal.
Summary of the invention
In order to the photograph terminal solving current single camera can not carry out solid picture-taking, and the high cost problem of multi-cam stereo camera, present applicant proposes a kind of solid picture-taking method and apparatus based on single camera.
Specific implementation is:
First aspect, provides a kind of solid picture-taking method based on single camera, carries out solid picture-taking, it is characterized in that, said method comprising the steps of for the digital camera with single camera:
S01: the view data gathering the first visual angle photo, is sent to display module for user's preview by the view data of the first visual angle photo;
S02: the view data of Real-time Collection second visual angle photo, synthesizes the realtime image data of the view data of the first visual angle photo and the second visual angle photo, generates composograph data;
S03: according to display screen subsection instruction, the view data choosing the first visual angle photo meeting first area coordinate is sent to display module, is presented at the first area of display module; The view data choosing the second visual angle photo meeting second area coordinate is sent to display module, is presented at the second area of display module; Choose the composograph data meeting the 3rd area coordinate and be sent to display module, be presented at the 3rd region of display module; The general area that described first area, second area and the 3rd region are formed is the whole viewing area of display module;
S04: the second time receiving user's input is held instruction, holds instruction according to second time and preserves composograph data.
After S01 step, also comprise: the first time receiving user's input holds instruction, and to hold instruction the view data of temporary first visual angle photo according to first time.
In S02 step, the realtime image data of the view data of the first visual angle photo and the second visual angle photo is carried out synthesis to be specially: obtain get the stereoscopic shooting parameter of scene, the angular field of view that described got scene is angular field of view corresponding to the first visual angle photo and angular field of view institute cross-coincidence corresponding to the second visual angle photo, synthesizes according to the realtime image data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo.
Described 3rd region is rectangular area, is positioned at the center of viewing area; Described second area is the straight-flanked ring around the 3rd region; Described first area is the straight-flanked ring around second area.
The instruction of described display screen subsection triggers by holding instruction for the first time and generates.
The image file of the first described visual angle photo is saved in memory, and this memory can be internal memory, also can be mobile memory.
Second aspect, provides a kind of digital camera with single camera, it is characterized in that, comprises image data acquiring module, processing module, three-dimensional synthesis module, display module and memory module,
Described image data acquiring module is for the view data of the view data and the second visual angle photo that gather the first visual angle photo.
Described three-dimensional synthesis module is used for the realtime image data of the view data of the first visual angle photo and the second visual angle photo to synthesize, and generates composograph data.
Described processing module is held instruction for the second time receiving user's input, and holding instruction according to second time is saved in memory module by composograph data.
Described three-dimensional synthesis module also chooses the first visual angle photo meeting first area coordinate view data according to display screen subsection instruction is sent to display module, is presented at the first area of display module; The view data choosing the second visual angle photo meeting second area coordinate is sent to display module, is presented at the second area of display module; Choose the composograph data meeting the 3rd area coordinate and be sent to display module, be presented at the 3rd region of display module, the general area that described first area, second area and the 3rd region are formed is the whole viewing area of display module.
Described display module is used for display image data, and described memory module is used for the first visual angle photo to keep in, and is stored by stereoscopic photograph.
The beneficial effect of the application is: utilize single camera successively to carry out the collection of twice visual angle picture data, synthesize according to the view data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo, generate composograph data, solve the problem that current single camera cannot carry out stereoscopic shooting, and due to the current multiple camera of the many employings of stereographic terminal, and the application only has a camera, therefore save the cost of stereographic terminal.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
Existing digital camera equipment is made up of camera, image sensor (such as CCD or CMOS inductor), processor, LCDs and memory etc. substantially.First camera is by light focusing on image sensor, and image sensor converts light signal to the signal of telecommunication, and this signal is analog signal; Then processor converts analog signal to digital signal, and these digital signals are view data, and Image Data Compression is converted to concrete picture format (form such as such as JPEG, TIFF); Image file is on the one hand stored in memory, is read on the one hand by processor, and is sent to display screen and checks for user.
Existing multi-cam stereo camera arranges two or more camera on existing picture pick-up device, then carries out solid synthesis according to stereoscopic shooting parameter to take two or multiple pictures simultaneously.
Design of the present invention is, only adopt single camera, successively carry out the collection of twice visual angle picture data, synthesize according to the view data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo, generate composograph data, i.e. stereoscopic photograph.
Please refer to Fig. 1, be a kind of in the present embodiment flow chart of the stereoscopic shooting method based on single camera, wherein stereoscopic shooting method comprises the steps:
S01: the view data gathering the first visual angle photo, is sent to display module for user's preview by the view data of the first visual angle photo;
In this step, camera on mobile terminal is aimed at the scene needing shooting by user, image sensor converts the light signal collected to the signal of telecommunication (analog signal), then processor converts analog signal to digital signal, become the view data of the first visual angle photo, and be sent to display screen for user's preview.
In the process, that carries out with it also comprises simultaneously: the first time receiving user's input holds instruction, and to hold instruction the view data of temporary first visual angle photo according to first time.
The carrying out of this operation presses certain action button to realize by user, such as shutter or shoot button.The view data of the first visual angle photo is encoded as the data format that camera head is supported, synthetic image file, is temporarily stored in memory, and this memory can be internal memory, also can be mobile memory.
S02: the view data of Real-time Collection second visual angle photo, synthesizes the realtime image data of the view data of the first visual angle photo and the second visual angle photo, generates composograph data;
After this step occurs in user's dollying head, camera now has certain relative displacement relative to the first visual angle.In one embodiment, the mode of composograph data for: obtain get the stereoscopic shooting parameter of scene, the angular field of view that described got scene is angular field of view corresponding to the first visual angle photo and angular field of view institute cross-coincidence corresponding to the second visual angle photo, synthesizes according to the realtime image data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo.
S03: according to display screen subsection instruction, the view data choosing the first visual angle photo meeting first area coordinate is sent to display module, is presented at the first area of display module; The view data choosing the second visual angle photo meeting second area coordinate is sent to display module, is presented at the second area of display module; Choose the composograph data meeting the 3rd area coordinate and be sent to display module, be presented at the 3rd region of display module; The general area that first area, second area and the 3rd region are formed is the whole viewing area of display module.
As shown in Figure 3, the viewing area of digital camera display screen is divided into three regions, first area 21, second area 22 and the 3rd region 23.
Wherein the 3rd region 23 is rectangular area, is positioned at the center of viewing area; First area 21 is the straight-flanked ring around the 3rd region 23, and second area 22 is the straight-flanked ring around first area 21.
Processor controls this trizonal display, the view data of the first visual angle photo wherein obtained in step S01 is displayed on first area 21, the view data of Real-time Collection second visual angle photo is presented at second area 22, and the stereotome of synthesis is then presented at the 3rd region 23.
Certainly, also can define like this, be exchanged the position of first area 21 and second area 22, the second area 22 namely showing the second visual angle photo can for the straight-flanked ring around the 3rd region 23, the first area 21 showing the first visual angle photo is the straight-flanked ring around second area 22, as shown in Figure 4.
The method of the view data of the first visual angle photo and the view data compound stereoscopic picture of Real-time Collection second visual angle photo can utilize more existing computational methods.
The image scaled that wherein first area 21 and second area 22 show is consistent, just intercept corresponding part respectively to show, such user can according to the position of the correspondence of image in first area 21 and second area 22, such as certain lines or certain color region adjust position and the visual angle of mobile terminal movement, make the best results of the stereotome of the first visual angle photo and the second visual angle photo synthesis.
S04: the second time receiving user's input is held instruction, holds instruction according to second time and preserves composograph data.
The information of the stereotome that user arrives according to preview in step S02, if meet the needs of user, then acknowledgement key can be pressed, the data format that composograph data encoding is supported for digital camera by processor, and perform holding instruction of user's input, photo is preserved in memory.This step occur in stereoeffect that user determines image on display screen obviously after, press certain operation keys and come, such as shutter or shoot button.
As shown in Figure 4, be the module map of a kind of digital camera based on single camera in the present embodiment, comprise image data acquiring module 11, processing module 12, three-dimensional synthesis module 13, display module 14 and memory module 15.Image data acquiring module 11 is for the view data of the view data and the second visual angle photo that gather the first visual angle photo.
Processing module 12 is held instruction for the first time receiving user's input and second time is held instruction, the view data of temporary first visual angle photo of holding instruction according to first, and holding instruction according to second time is saved in memory module by composograph data; The data format of processing module 12 also for the view data of the first collected visual angle photo and composograph data encoding are supported for digital camera, the forms such as such as JPEG, TIFF, synthetic image file.
Three-dimensional synthesis module 13, for being synthesized by the realtime image data of the view data of the first visual angle photo and the second visual angle photo, generates composograph data, three-dimensional synthesis module 13 also chooses the first visual angle photo meeting first area coordinate view data according to display screen subsection instruction is sent to display module 14, be presented at the first area of display module, the view data choosing the second visual angle photo meeting second area coordinate is sent to display module 14, be presented at the second area of display module 14, choose the composograph data meeting the 3rd area coordinate and be sent to display module 14, be presented at the 3rd region of display module 14, first area, the general area that second area and the 3rd region are formed is the whole viewing area of display module 14.
Three-dimensional synthesis module 13 is also for obtaining the stereoscopic shooting parameter of got scene, get the angular field of view that scene is angular field of view corresponding to the first visual angle photo and angular field of view institute cross-coincidence corresponding to the second visual angle photo, synthesize according to the realtime image data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo, generate composograph data.
Display module 14 is for showing current photo, and memory module 15 stores for the first visual angle photo is temporary and stereoscopic photograph.
In the present embodiment, image capture module 11 first gathers the view data of the first visual angle photo, and these data are kept in by memory module 15 simultaneously; Processing module 12 reads the view data of the first visual angle photo, and be sent to display module 14, then image capture module 11 gathers the view data of the second visual angle photo again, after three-dimensional synthesis module 12 extracts required stereoscopic shooting parameter from the view data of the first visual angle photo and the view data of the second visual angle photo, stereoscopic photograph is synthesized; Processing module 12, by collected view data, comprises the view data of the first visual angle photo and stereoscopic image data and is encoded to the data format that terminal supports, synthetic image file; Memory module 15 stores last stereoscopic photograph.In the process, the photo (general photo and stereoscopic photograph) of display module 14 to each process shows in real time.
When user is when carrying out solid picture-taking, a scene is first selected to carry out the shooting of the first visual angle photo, press shooting key after confirmation and generate the first visual angle photo, then camera is moved horizontally, preview stereoscopic photograph on a display screen, this stereoscopic photograph produces by the first visual angle photo of keeping in along with the movement second visual angle photo of camera synthesizes, along with the movement of camera, on display screen, the stereoeffect of stereoscopic photograph can be more and more obvious, until stereoscopic photograph good results, press shooting key shooting stereoscopic photograph, this stereoscopic photograph will be kept in this camera terminal.
In practical application, image data acquiring module 11 can be image sensor; Display module 14 can be display screen, also can be the display with find a view preview function and photo Presentation Function; Processing module 12 and three-dimensional synthesis module 13 within a processor integrated, difference with the prior art is, the application successively carries out the collection of visual angle picture data for twice, instead of multiple visual angles photo is carried out to the collection of data simultaneously.
Application example: is as shown in Figure 5 schematic diagram when the present embodiment is specifically taken shown by viewing area.
Wherein the 3rd region 23 is rectangular area, is positioned at the center of viewing area; First area 21 is the straight-flanked ring around the 3rd region 23, and for showing the first visual angle photo, second area 22 is the straight-flanked ring around first area 21, for showing the second visual angle photo.
P1: be the first visual angle photo in the present embodiment step S01 shown by display screen;
P2: be the situation in the present embodiment step S02, S03 shown by display screen, the the first visual angle photo meeting first area coordinate is positioned at first area 21, the the second visual angle photo meeting second area coordinate is positioned at second area 22, and the photomontage meeting the 3rd area coordinate is positioned at the 3rd region 23.Second area 22 is that system is temporarily saved, and keep transfixion, the first visual angle photo of first area 21 and the stereoscopic photograph in the 3rd region 23 change along with the movement of camera.
Before dollying head, the lines of the second visual angle photo of second area 22 and the first visual angle photo of first area 21 docks mutually, and stereoscopic photograph does not have stereoeffect; Along with the movement of camera, the first visual angle photo of first area 21 and the stereoscopic photograph in the 3rd region 23 can change thereupon; The lines of the second visual angle photo and the first visual angle photo can slightly stagger, and the stereoeffect of stereoscopic photograph is progressively obvious.
In other embodiments, the region of division also can be other shape, such as circle etc.
Digital camera in the application can be digital camera, the mobile phone or panel computer etc. with the solid picture-taking method based on single camera of the present invention.
Above content is in conjunction with concrete execution mode further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made.
Accompanying drawing explanation
Fig. 1 is the flow chart of a kind of stereoscopic shooting method based on single camera in embodiment 1;
Fig. 2 is the module map of a kind of stereoscopic shooting device based on single camera in embodiment 1;
Fig. 3 is division figure in viewing area in embodiment 1;
Fig. 4 is the viewing area division figure of another mode in embodiment 1;
Figure 5 shows that the photo schematic diagram shown by viewing area when specifically taking in embodiment 1.
Claims (10)
1., based on a solid picture-taking method for single camera, carry out solid picture-taking for the digital camera with single camera, it is characterized in that, said method comprising the steps of:
S01: the view data gathering the first visual angle photo, is sent to display module for user's preview by the view data of the first visual angle photo;
S02: the view data of Real-time Collection second visual angle photo, synthesizes the realtime image data of the view data of the first visual angle photo and the second visual angle photo, generates composograph data;
S03: according to display screen subsection instruction, the view data choosing the first visual angle photo meeting first area coordinate is sent to display module, is presented at the first area of display module; The view data choosing the second visual angle photo meeting second area coordinate is sent to display module, is presented at the second area of display module;
Choose the composograph data meeting the 3rd area coordinate and be sent to display module, be presented at the 3rd region of display module;
The general area that described first area, second area and the 3rd region are formed is the whole viewing area of display module;
Wherein, first area and second area display image scaled be consistent, both institute intercept for show part be corresponding; In first area and second area, the position of the correspondence of image is used for adjusting the position of mobile terminal movement for user and visual angle provides reference, to make the best results of the stereotome of the first visual angle photo and the second visual angle photo synthesis;
S04: the second time receiving user's input is held instruction, holds instruction according to second time and preserves composograph data.
2. solid picture-taking method as claimed in claim 1, is characterized in that, after S01 step, also comprise: the first time receiving user's input holds instruction, and to hold instruction the view data of temporary first visual angle photo according to first time.
3. solid picture-taking method as claimed in claim 1, it is characterized in that, in S02 step, the realtime image data of the view data of the first visual angle photo and the second visual angle photo is carried out synthesis to be specially: obtain get the stereoscopic shooting parameter of scene, the angular field of view that described got scene is angular field of view corresponding to the first visual angle photo and angular field of view institute cross-coincidence corresponding to the second visual angle photo, synthesizes according to the realtime image data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo.
4. the solid picture-taking method as described in any one of claim 1-3, is characterized in that, described 3rd region is rectangular area, is positioned at the center of viewing area; Described first area is the straight-flanked ring around the 3rd region; Described second area is the straight-flanked ring around first area.
5. solid picture-taking method as claimed in claim 1, is characterized in that, the instruction of described display screen subsection triggers by holding instruction for the first time and generates.
6. solid picture-taking method as claimed in claim 2, it is characterized in that, in step S01, the image file of the first described visual angle photo is saved in memory, and this memory can be internal memory, also can be mobile memory.
7. there is a digital camera for single camera, it is characterized in that, comprise image data acquiring module, processing module, three-dimensional synthesis module, display module and memory module,
Described image data acquiring module is for the view data of the view data and the second visual angle photo that gather the first visual angle photo;
Described three-dimensional synthesis module is used for the realtime image data of the view data of the first visual angle photo and the second visual angle photo to synthesize, and generates composograph data;
Described processing module is held instruction for the second time receiving user's input, and holding instruction according to second time is saved in memory module by composograph data;
Described three-dimensional synthesis module also chooses the first visual angle photo meeting first area coordinate view data according to display screen subsection instruction is sent to display module, be presented at the first area of display module, the view data choosing the second visual angle photo meeting second area coordinate is sent to display module, be presented at the second area of display module, choose the composograph data meeting the 3rd area coordinate and be sent to display module, be presented at the 3rd region of display module, described first area, the general area that second area and the 3rd region are formed is the whole viewing area of display module, wherein, first area and second area display image scaled be consistent, both institute intercept for show part be corresponding, in first area and second area, the position of the correspondence of image is used for adjusting the position of mobile terminal movement for user and visual angle provides reference, to make the best results of the stereotome of the first visual angle photo and the second visual angle photo synthesis,
Described display module is used for display image data, and described memory module is used for the first visual angle photo to keep in, and is stored by stereoscopic photograph.
8. digital camera as claimed in claim 7, it is characterized in that, described processing module is also in the view data collecting the first visual angle photo, the view data of the first visual angle photo is sent to display module for after user's preview, the first time receiving user's input holds instruction, and to hold instruction the view data of temporary first visual angle photo according to first time.
9. digital camera as claimed in claim 7, it is characterized in that, described three-dimensional synthesis module is also for obtaining the stereoscopic shooting parameter of got scene, the angular field of view that described got scene is angular field of view corresponding to the first visual angle photo and angular field of view institute cross-coincidence corresponding to the second visual angle photo, synthesize according to the realtime image data of stereoscopic shooting parameter by the view data of the first visual angle photo and the second visual angle photo, generate composograph data.
10. the digital camera as described in any one of claim 7-9, is characterized in that, described 3rd region is rectangular area, is positioned at the center of viewing area; Described first area is the straight-flanked ring around the 3rd region; Described second area is the straight-flanked ring around first area.
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| CN104065943A (en) * | 2013-03-20 | 2014-09-24 | 联发科技股份有限公司 | 3d Image Capture Method And Related Electronic Device Thereof |
| US9967549B2 (en) | 2013-03-20 | 2018-05-08 | Mediatek Inc. | 3D image capture method with 3D preview of preview images generated by monocular camera and related electronic device thereof |
| CN104849953B (en) * | 2014-02-19 | 2017-09-12 | 大昱光电股份有限公司 | Stereoscopic image generation method and stereopsis camera device |
| CN105306921A (en) * | 2014-06-18 | 2016-02-03 | 中兴通讯股份有限公司 | Three-dimensional photo shooting method based on mobile terminal and mobile terminal |
| CN105472234B (en) * | 2014-09-10 | 2019-04-05 | 中兴通讯股份有限公司 | A kind of photo display methods and device |
| CN104581122B (en) * | 2015-01-27 | 2018-02-06 | 努比亚技术有限公司 | Generation method, device, system and the mobile terminal of 3-D view |
| CN106210705A (en) * | 2016-09-21 | 2016-12-07 | 深圳市大族三维科技有限公司 | A kind of mobile phone shooting method for processing video frequency |
| CN107071338A (en) * | 2016-11-23 | 2017-08-18 | 深圳市元征科技股份有限公司 | A kind of image processing method and device |
| CN106791782A (en) * | 2016-12-19 | 2017-05-31 | 北京星辰美豆文化传播有限公司 | The image pickup method of the stereo-picture based on single camera, device and electronic equipment |
| CN106713893B (en) * | 2016-12-30 | 2018-09-25 | 宁波易维视显示技术有限公司 | Mobile phone 3D solid picture-taking methods |
| CN108347505B (en) * | 2018-02-07 | 2020-11-06 | 盎锐（上海）信息科技有限公司 | Mobile terminal with 3D imaging function and image generation method |
| CN108683856B (en) * | 2018-08-01 | 2021-04-27 | 维沃移动通信有限公司 | Photographing method and terminal equipment |
| CN111050154B (en) * | 2019-12-12 | 2020-11-24 | 天目爱视（北京）科技有限公司 | Mobile terminal with lifting type rotary 3D acquisition device |
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