CN111813361A - Stereo image presenting method and system - Google Patents
Stereo image presenting method and system Download PDFInfo
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- CN111813361A CN111813361A CN202010638892.3A CN202010638892A CN111813361A CN 111813361 A CN111813361 A CN 111813361A CN 202010638892 A CN202010638892 A CN 202010638892A CN 111813361 A CN111813361 A CN 111813361A
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- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
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- 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
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Abstract
The invention discloses a method for presenting a stereo image, which comprises the following steps: carrying a fisheye lens peripheral on a front camera and a rear camera of the mobile device, and acquiring fixed-point images to respectively obtain a front-end optical signal group and a rear-end optical signal group, wherein the field angle of the fisheye lens peripheral is not less than 180 degrees; the mobile equipment respectively carries out photoelectric conversion on the collected front-end optical signal group and the collected rear-end optical signal group to form a front-end digital signal image and a rear-end digital signal image; the image processor performs optimization processing on the front-end digital signal image and the rear-end digital signal image and integrates the front-end digital signal image and the rear-end digital signal image into a spherical three-dimensional digital signal image; converting the spherical three-dimensional digital signal image into a spherical three-dimensional analog signal image and storing the spherical three-dimensional analog signal image; a three-dimensional image presentation system comprises an image acquisition module, a photoelectric conversion module, an image processing module, an analog-digital/digital-analog conversion module and an image storage module. The invention has the advantages of low cost, high imaging quality and convenient operation.
Description
Technical Field
The invention relates to the field of information technology correlation, in particular to a method and a system for presenting a stereoscopic image.
Background
The three-dimensional image is a 360-degree panoramic image in the current stage, can be used for framing through one point, collects the environmental environment information around the scenic spot, forms a spherical image, has a larger range and stronger interest compared with a plane image, and is popular in the current stage.
In the presentation equipment of stereographic image, dedicated stereographic camera is expensive, and the cost of popularization and use is higher, consequently, supplementary stereographic image presentation equipment has appeared in the market, through carrying on a non-professional camera lens, carry out image acquisition with mobile device's APP after connecting, general this kind of peripheral hardware is connected and data transfer through mobile device's data interface, when having the use, the mobile device is invertd, the circumstances such as peripheral hardware camera lens price height, can't accomplish extensive popularization at any.
Disclosure of Invention
To the deficiency of the prior art, the technical problem to be solved by the present patent application is: how to provide a method and a system for presenting a stereoscopic image, which have the advantages of low cost, high imaging quality and convenient operation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a stereoscopic image presentation method comprising the steps of:
s1: carrying a fisheye lens peripheral on a front camera and a rear camera of the mobile device, and acquiring fixed-point images to respectively obtain a front-end optical signal group and a rear-end optical signal group, wherein the field angle of the fisheye lens peripheral is not less than 180 degrees;
s2: the mobile equipment respectively carries out photoelectric conversion on the collected front-end optical signal group and the collected rear-end optical signal group to form a front-end digital signal image and a rear-end digital signal image;
s3: the image processor optimizes the front-end digital signal image and the rear-end digital signal image and integrates the front-end digital signal image and the rear-end digital signal image into a spherical three-dimensional digital signal image;
s4: and converting the spherical three-dimensional digital signal image into a spherical three-dimensional analog signal image and storing the spherical three-dimensional analog signal image.
Further, the fisheye lens peripheral hardware is installed on the support, the support is installed on the mobile device, and the fisheye lens peripheral hardware is just right with leading camera and rear camera to setting up.
Further, the photoelectric conversion performed in step S2 is a photoelectric conversion module based on a mobile device, and mainly includes a pixel alignment sub-module, a readout circuit sub-module, an analog signal processing sub-module, and an analog-to-digital conversion sub-module.
Further, when the spherical stereo digital signal image processing operation is performed in step S3, based on the angle of field of view of the external fisheye lens, the edge or the overlapping portion of the front-end digital signal image and the rear-end digital signal image is determined as a reference for processing, and image optimization compensation is performed and fused according to the difference between the front-end digital signal image and the rear-end digital signal image.
Further, the aspect ratio of the front-end digital signal image and the back-end digital signal image is 1: 2.
Further, when the spherical stereo digital signal image processing operation is performed in step S3, the specific method includes:
the fused front-end digital signal image and the fused rear-end digital signal image form a square digital signal image with the width of 2 a;
selecting the center of the square digital signal image as O1, taking a point at a position with a distance a directly above the point as O, establishing a three-dimensional coordinate system by taking O as an origin, and establishing a sphere with a radius a by taking O as the center of a circle;
and (3) carrying out center perspective on the square digital signal image with the side length of 2a to the sphere by taking O1 as a base point, so that the square digital signal image and the sphere are fused to form a spherical three-dimensional digital signal image.
A three-dimensional image presentation system is characterized by comprising an image acquisition module, a photoelectric conversion module, an image processing module, an analog-to-digital/digital-to-analog conversion module and an image storage module;
the image acquisition module is used for acquiring illumination information acquired by front and rear cameras of the mobile equipment at the same place;
the photoelectric conversion module is used for converting electric signals of the front and back illumination information to form a digital signal image;
the image processing module is used for realizing the optimization processing and the fusion of the front and the rear collected images to form a 360-degree three-dimensional image;
the analog-digital/digital-analog conversion module is used for realizing conversion between digital information and analog information;
the image storage module is used for storing and calling the three-dimensional image.
Has the beneficial effects that;
the invention provides a method and a system for presenting a stereo image, which can realize the acquisition of a 360-degree stereo image on the existing mobile equipment, and can be completed only by matching the peripheral equipment of a fisheye lens with a camera of the mobile equipment.
Description of the drawings:
fig. 1 is a flowchart of a method for presenting a stereoscopic image according to the present invention.
Fig. 2 is a schematic diagram of generating a spherical stereo digital signal image according to the present invention.
Fig. 3 is a block diagram of a stereoscopic image rendering system according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1:
referring to fig. 1-2, a stereoscopic image presentation method includes the steps of:
s1: carrying a fisheye lens peripheral on a front camera and a rear camera of the mobile device, and acquiring fixed-point images to respectively obtain a front-end optical signal group and a rear-end optical signal group, wherein the field angle of the fisheye lens peripheral is not less than 180 degrees;
s2: the mobile equipment respectively carries out photoelectric conversion on the collected front-end optical signal group and the collected rear-end optical signal group to form a front-end digital signal image and a rear-end digital signal image;
s3: the image processor optimizes the front-end digital signal image and the rear-end digital signal image and integrates the front-end digital signal image and the rear-end digital signal image into a spherical three-dimensional digital signal image;
s4: and converting the spherical three-dimensional digital signal image into a spherical three-dimensional analog signal image and storing the spherical three-dimensional analog signal image.
Preferably, the fisheye lens peripheral hardware is installed on the support, the support is installed on the mobile device, and the fisheye lens peripheral hardware is just opposite to the front camera and the rear camera.
Therefore, the installation and the stability of the external device of the fisheye lens can be realized, and the quality of image information acquisition is guaranteed.
Specifically, the fisheye lens peripheral hardware is used for enlarging the field angle of the front camera and the rear camera of the mobile device and enhancing the image acquisition capacity, the visual impact force of the photographed image of the mobile device is increased, the depth of field range of the photographed image of the mobile device is increased from several centimeters to infinity, and after the two fisheye lenses are peripheral hardware, the photographing visual field of the photographed image of the mobile phone is wider, the image deformation is large, and the space visual sense is stronger.
Preferably, the photoelectric conversion performed in step S2 is a photoelectric conversion module based on a mobile device, and mainly includes a pixel alignment sub-module, a readout circuit sub-module, an analog signal processing sub-module, and an analog-to-digital conversion sub-module.
During specific operation, light is irradiated on the pixel array submodule, each pixel of the pixel array submodule is reset, exposure is started, a line scanning register is used for activating row address transistors in the pixel array submodule in a row and a column, and the column scanning register activates the column address transistors for each row of pixels; the reading circuit submodule reads out signals of the transistors and amplifies the signals; the analog signal processing submodule denoises the electric signals, then the analog-to-digital conversion module converts the signals, converts the analog signals into the electric signals and respectively forms digital signal images in front and at back correspondingly.
Specifically, the denoising of the electrical signal includes, but is not limited to, removing the reset noise, fpn with DS.
In the optimization, when the spherical stereo digital signal image processing operation is performed in step S3, based on the angle of field of view of the external fisheye lens, the edge or the overlapping portion of the front-end digital signal image and the rear-end digital signal image is determined as a reference for processing, and image optimization compensation is performed according to the difference between the front-end digital signal image and the rear-end digital signal image, and the images are fused.
Specifically, image optimization is carried out according to the image information of the color saturation, the brightness and the deformation degree of the front-end digital signal image and the rear-end digital signal image at the reference position, so that the small difference before and after imaging and small fault feeling are ensured, and the image quality requirement is met.
Specifically, because the leading camera pixel that mobile device exists is less than under the trade background of rearmounted camera, also be provided with the polylith lens in the inside of fisheye lens, all have the promotion to the ability of rearmounted camera and leading camera, wherein promote bigger to the ability of leading camera, the dynamic automatic optimization balance of additional mobile image processing, the image difference that the leading camera of mobile device and rearmounted camera were shot further reduces.
Optimally, the aspect ratio of the front-end digital signal image to the rear-end digital signal image is 1: 2.
Preferably, when the spherical stereo digital signal image processing operation is performed in step S3, the specific method includes:
the fused front-end digital signal image and the fused rear-end digital signal image form a square digital signal image with the width of 2 a;
selecting the center of the square digital signal image as O1, taking a point at a position with a distance a directly above the point as O, establishing a three-dimensional coordinate system by taking O as an origin, and establishing a sphere with a radius a by taking O as the center of a circle;
and (3) carrying out center perspective on the square digital signal image with the side length of 2a to the sphere by taking O1 as a base point, so that the square digital signal image and the sphere are fused to form a spherical three-dimensional digital signal image.
Example 2:
referring to fig. 3, a stereoscopic image presenting system includes an image obtaining module, a photoelectric conversion module, an image processing module, an analog-to-digital/digital-to-analog conversion module, and an image storage module;
the image acquisition module is used for acquiring illumination information acquired by front and rear cameras of the mobile equipment at the same place;
the photoelectric conversion module is used for converting electric signals of the front and back illumination information to form a digital signal image;
the image processing module is used for realizing the optimization processing and the fusion of the front and the rear collected images to form a 360-degree three-dimensional image;
the analog-digital/digital-analog conversion module is used for realizing conversion between digital information and analog information;
the image storage module is used for storing and calling the three-dimensional image.
The invention provides the stereo image presenting method and the stereo image presenting system, which can realize that the 360-degree stereo image is acquired on the existing mobile equipment, and can be finished only by adopting the fisheye lens peripheral equipment to match with the camera of the mobile equipment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A stereoscopic image presentation method, comprising the steps of:
s1: carrying a fisheye lens peripheral on a front camera and a rear camera of the mobile device, and acquiring fixed-point images to respectively obtain a front-end optical signal group and a rear-end optical signal group, wherein the field angle of the fisheye lens peripheral is not less than 180 degrees;
s2: the mobile equipment respectively carries out photoelectric conversion on the collected front-end optical signal group and the collected rear-end optical signal group to form a front-end digital signal image and a rear-end digital signal image;
s3: the image processor optimizes the front-end digital signal image and the rear-end digital signal image and integrates the front-end digital signal image and the rear-end digital signal image into a spherical three-dimensional digital signal image;
s4: and converting the spherical three-dimensional digital signal image into a spherical three-dimensional analog signal image and storing the spherical three-dimensional analog signal image.
2. The stereoscopic image rendering method of claim 1, wherein the external fisheye lens is mounted on a bracket, and the bracket is mounted on the mobile device such that the external fisheye lens is disposed opposite to the front camera and the rear camera.
3. The stereoscopic image rendering method according to claim 2, wherein the photoelectric conversion in step S2 is a photoelectric conversion module based on a mobile device, and mainly comprises a pixel alignment sub-module, a readout circuit sub-module, an analog signal processing sub-module, and an analog-to-digital conversion sub-module.
4. The stereoscopic image rendering method according to claim 3, wherein in the step S3, when the spherical stereoscopic digital signal image processing operation is performed, edges or overlapping portions of the front-end digital signal image and the rear-end digital signal image are determined as a reference for processing based on an angle of view of an external device of the fisheye lens, and image optimization compensation is performed and fused according to a difference between the front-end digital signal image and the rear-end digital signal image.
5. The stereoscopic image rendering method of claim 4, wherein the front-end digital signal image and the back-end digital signal image each have an aspect ratio of 1: 2.
6. The stereoscopic image rendering method according to claim 5, wherein when the spherical stereoscopic digital signal image processing operation is performed in step S3, the specific method is as follows:
the fused front-end digital signal image and the fused rear-end digital signal image form a square digital signal image with the width of 2 a;
selecting the center of the square digital signal image as O1, taking a point at a position with a distance a directly above the point as O, establishing a three-dimensional coordinate system by taking O as an origin, and establishing a sphere with a radius a by taking O as the center of a circle;
and (3) carrying out center perspective on the square digital signal image with the side length of 2a to the sphere by taking O1 as a base point, so that the square digital signal image and the sphere are fused to form a spherical three-dimensional digital signal image.
7. A three-dimensional image presentation system is characterized by comprising an image acquisition module, a photoelectric conversion module, an image processing module, an analog-to-digital/digital-to-analog conversion module and an image storage module;
the image acquisition module is used for acquiring illumination information acquired by front and rear cameras of the mobile equipment at the same place;
the photoelectric conversion module is used for converting electric signals of the front and back illumination information to form a digital signal image;
the image processing module is used for realizing the optimization processing and the fusion of the front and the rear collected images to form a 360-degree three-dimensional image;
the analog-digital/digital-analog conversion module is used for realizing conversion between digital information and analog information;
the image storage module is used for storing and calling the three-dimensional image.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175221A (en) * | 2011-01-20 | 2011-09-07 | 上海杰图软件技术有限公司 | Vehicle-mounted mobile photographic surveying system based on fisheye lens |
| CN104835118A (en) * | 2015-06-04 | 2015-08-12 | 浙江得图网络有限公司 | Method for acquiring panorama image by using two fish-eye camera lenses |
| CN106454046A (en) * | 2016-11-01 | 2017-02-22 | 信利光电股份有限公司 | 360-degree panoramic camera module and electronic equipment |
| CN106550192A (en) * | 2016-10-31 | 2017-03-29 | 深圳晨芯时代科技有限公司 | A kind of virtual reality shooting and the method for showing, system |
| US20180035047A1 (en) * | 2016-07-29 | 2018-02-01 | Multimedia Image Solution Limited | Method for stitching together images taken through fisheye lens in order to produce 360-degree spherical panorama |
| CN107948488A (en) * | 2017-12-22 | 2018-04-20 | 深圳岚锋创视网络科技有限公司 | Mobile terminal coordinates the method and lens assembly for realizing pan-shot with lens assembly |
| CN107967666A (en) * | 2017-11-09 | 2018-04-27 | 浙江大华技术股份有限公司 | A kind of panorama image generation method and device |
| CN109428987A (en) * | 2017-07-04 | 2019-03-05 | 北京视境技术有限公司 | A kind of 360 degree of stereo photographic devices of wear-type panorama and image pickup processing method |
| CN109873941A (en) * | 2019-03-01 | 2019-06-11 | 南京泓众电子科技有限公司 | Full shot component and panorama generation method |
-
2020
- 2020-07-06 CN CN202010638892.3A patent/CN111813361A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175221A (en) * | 2011-01-20 | 2011-09-07 | 上海杰图软件技术有限公司 | Vehicle-mounted mobile photographic surveying system based on fisheye lens |
| CN104835118A (en) * | 2015-06-04 | 2015-08-12 | 浙江得图网络有限公司 | Method for acquiring panorama image by using two fish-eye camera lenses |
| US20180035047A1 (en) * | 2016-07-29 | 2018-02-01 | Multimedia Image Solution Limited | Method for stitching together images taken through fisheye lens in order to produce 360-degree spherical panorama |
| CN106550192A (en) * | 2016-10-31 | 2017-03-29 | 深圳晨芯时代科技有限公司 | A kind of virtual reality shooting and the method for showing, system |
| CN106454046A (en) * | 2016-11-01 | 2017-02-22 | 信利光电股份有限公司 | 360-degree panoramic camera module and electronic equipment |
| CN109428987A (en) * | 2017-07-04 | 2019-03-05 | 北京视境技术有限公司 | A kind of 360 degree of stereo photographic devices of wear-type panorama and image pickup processing method |
| CN107967666A (en) * | 2017-11-09 | 2018-04-27 | 浙江大华技术股份有限公司 | A kind of panorama image generation method and device |
| CN107948488A (en) * | 2017-12-22 | 2018-04-20 | 深圳岚锋创视网络科技有限公司 | Mobile terminal coordinates the method and lens assembly for realizing pan-shot with lens assembly |
| CN109873941A (en) * | 2019-03-01 | 2019-06-11 | 南京泓众电子科技有限公司 | Full shot component and panorama generation method |
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Application publication date: 20201023 |