CN113701564A - Method and system for realizing visual stealth - Google Patents
Method and system for realizing visual stealth Download PDFInfo
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- CN113701564A CN113701564A CN202110937465.XA CN202110937465A CN113701564A CN 113701564 A CN113701564 A CN 113701564A CN 202110937465 A CN202110937465 A CN 202110937465A CN 113701564 A CN113701564 A CN 113701564A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H3/00—Camouflage, i.e. means or methods for concealment or disguise
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
Abstract
The invention belongs to the technical field of information data processing, and discloses a method and a system for realizing visual stealth, wherein real-time signal acquisition is carried out on the environment around an object to be stealthed through optical sensing equipment; when a certain direction is hidden, extracting the background corresponding to the sight direction, and performing real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image; and when the whole body is hidden, performing image fitting, splicing, three-dimensional generation and edge fusion processing according to the extracted real-time background information of each direction to form a three-dimensional image. The invention generates the image in real time and displays the image on the stealthy object, thereby realizing the visual integration of the display image and the background at each angle and achieving the purpose of visual stealthy.
Description
Technical Field
The invention belongs to the technical field of information data processing, and particularly relates to a method and a system for realizing visual stealth.
Background
Currently, the closest prior art: 1) visual stealth is realized by adopting a mode of a layer with the same color system, the stealth effect is not obvious, and meanwhile, the adaptability is poor.
2) Through adopting and arranging innumerable chiplets on stealthy object surface, every chip has own treater to can call the information of all people's eyeball, can form images, give off light, the heat dissipation, refrigeration, ventilative etc.. Each chip images an image originally seen by an observer according to the position of the image of the observer; some chips simulate lighting, removing (or counteracting) the shadow effect produced by the wearer; the influence of the ambient air of the wearer caused by the body temperature is offset by the refrigerating function of the chip; factors that are not easily achieved in this way: the function of the small chip makes the manufacturing process of the small chip not simple, and the information base is not developed enough to consider all people's visual information every day and every moment.
3) The adoption neither reflects nor absorbs the electromagnetic wave, makes the electromagnetic wave can walk around by stealthy region, spreads according to original direction to can make the object totally stealthy let light walk around the stone that keeps off the way like the brook, this thinking is as present vision stealth main guide thought, has not effectively realized yet.
In summary, the problems of the prior art are as follows:
the same color system coating mode is invisible, and the invisible effect is poor.
The mode of arranging countless small chips on the surface of a stealth object has a simple manufacturing process due to the functions of the small chips, and an information base is not developed enough to take all people's visual information every day and every moment into consideration.
The diffraction of electromagnetic waves is not realized at present, which is closely related to the development of materials, and the prior art does not solve the problem.
The difficulty of solving the technical problems is as follows:
how a single small chip concentrates signal processing to solve the problem of color coating display effect is the existing difficulty; by adopting the single-point three-dimensional effect and the edge effect processing in the image, the sensitivity of different visual angles to the image is weakened, and the display difficulty is reduced, which is the difficulty in the prior art.
The significance of solving the technical problems is as follows:
the visual stealth of the real meaning can be realized, and the technology can be applied to stealth and can also be applied to various occasions needing effect presentation, such as various displays.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a method and a system for realizing visual stealth. The invention solves the problem of poor display effect of the color coating through real-time signal processing; by adopting a centralized signal processing mode, the problem of difficulty in realizing a single small chip is solved; by adopting the single-point three-dimensional effect and the edge effect processing in the image, the sensitivity of different visual angles to the image is weakened, and the display difficulty is reduced.
The invention is realized by a method for realizing visual stealth, which comprises the following steps:
acquiring real-time signals of the environment around an object needing to be concealed by optical sensing equipment;
step two, when a certain direction is hidden, extracting the background corresponding to the sight line direction according to the shooting angle of a camera, and performing real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image (as shown in figure 5);
step three, when the whole body is hidden, according to the extracted real-time background information of each direction, image fitting, splicing, three-dimensional generation and edge fusion processing are carried out to form a three-dimensional image (as shown in figure 6);
and step four, generating an image according to real time, displaying on the stealth object, when the material covered on the surface of the stealth object has a single-point three-dimensional display function, processing the image in a mode of combining single-point three-dimensional processing and integral three-dimensional processing, so that the stealth images displayed in different directions are completely different, and when the covered material does not have a single-point three-dimensional display function, the three-dimensional stealth effect can be achieved by adopting image gradient processing.
In the signal display, a flexible display material is directly adopted for signal display; splicing and displaying by adopting a gradient color diode; sheets with different colors on different surfaces and controllable mechanical angles are adopted for splicing display; splicing the tiny multi-surface units to form a display device for displaying; the wave absorbing material is added into the display device to achieve the absorption of electromagnetic waves in all directions, and the visual and electromagnetic dual stealth is realized.
Further, in the first step, the collection mode may be as follows (as shown in fig. 3):
1.1) installing a camera with a holder and a lifting function at a single-point or multi-point position on an object to be concealed according to actual application requirements, acquiring in real time through the camera, and sending a signal to a rear-end processing center;
1.2) for needing stealthy object to be equipped with the camera that has the function of removing the area and carrying, remove multidimensional signal collection according to actual demand, then give the signal of gathering for rear end signal processing center, if need stealthy equipment self to have the function of removing the area and carrying, can directly adopt stealthy object to realize removing the area and carrying the function (as figure 4).
Further, the signal display can be realized by the following modes:
directly adopting flexible display material to display signal;
splicing and displaying by adopting a gradient color diode;
sheets with different colors on different surfaces and controllable mechanical angles are adopted for splicing display;
further, the real-time signal acquisition is carried out on the environment around the object needing to be hidden through the optical sensing equipment, and the following steps are required:
the exterior of a cloaking object is coated with a display equipment material with controllable details, and the detail controllable material which is different from a block level to a pixel level is used.
Furthermore, the display effect is preset and displayed according to the reality, and the common characteristic extraction around the scene is carried out according to the scene where the stealth object is actually located, so that the coarse graining treatment of the presentation effect is realized.
Further, the method for realizing visual stealth further comprises the following steps:
1) acquiring a picture which is fully covered by 360 degrees around the stealth object in real time by utilizing acquisition equipment (the acquisition equipment can be integrated in the stealth equipment and can also be used by external equipment);
2) the collected picture is divided and displayed on the stealth object according to the back angle (the display device can be formed by splicing a plurality of surface units based on chip control;
3) and fitting, splicing and shading the edges of the pictures by adopting an image processing technology according to the accuracy of the multi-surface units and the splicing size, so that the authenticity of the pictures and the compatibility with the actual background are enhanced, and the aim of visual invisibility is finally fulfilled.
Another object of the present invention is to provide a control system for realizing visual stealth, which implements the method for realizing visual stealth. The control system includes:
the optical sensing equipment is used for acquiring real-time signals of the environment around the object to be concealed;
the dynamic image processing module is used for extracting the background corresponding to the sight line direction according to the shooting angle of the camera when a certain direction is hidden, and performing real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image;
the three-dimensional image acquisition module is used for carrying out image fitting, splicing, three-dimensional generation and edge fusion processing according to the extracted real-time background information in each direction to form a three-dimensional image when the whole body is invisible;
the three-dimensional stealth processing module is used for generating images in real time and displaying the images on the stealth object, when the materials covered on the surface of the stealth object have a single-point three-dimensional display function, the mode of combining single-point three-dimensional processing and integral three-dimensional processing is adopted for image processing, the stealth images displayed in different directions are completely different, and when the covered materials do not have the single-point three-dimensional display function, the three-dimensional stealth is performed by adopting image gradient processing.
Another object of the invention is to provide a flying object implementing visual artefacts implementing said method of implementing visual stealth.
Another object of the present invention is to provide a garment for any visual state presentation implementing said method for visual stealth.
In summary, the advantages and positive effects of the invention are:
the invention covers the exterior of an object needing stealth with display equipment with controllable details, and can use the detail controllable materials from a block level to a pixel level according to requirements.
The invention carries out real-time signal acquisition on the environment around the object needing to be hidden through the optical sensing equipment.
When the stealth is needed to be carried out in a certain direction, the background corresponding to the sight direction is extracted, and real-time edge multilevel halation processing and three-dimensional elimination processing are carried out to form a corresponding dynamic image;
when the whole body needs to be hidden, image fitting, splicing, three-dimensional generation and edge fusion processing are carried out according to the extracted real-time background information of each direction to form a three-dimensional image;
the invention displays on a stealth object based on the real-time generated image.
According to the requirements, the display effect can be preset according to the actual display effect, and different effects can be displayed according to the requirements.
Drawings
Fig. 1 is a flowchart of a method for implementing visual stealth according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a method for implementing visual stealth according to an embodiment of the present invention.
Fig. 3 is a flowchart of acquiring a real-time signal of an environment around an object to be concealed by an optical sensing device according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a camera provided with a mobile loading function for a stealth object according to an embodiment of the present invention, performing mobile multidimensional signal acquisition according to actual requirements, and then sending the acquired signals to a back-end signal processing center.
Fig. 5 is a flowchart for performing a real-time edge multi-level vignetting process and a stereo elimination process to form a corresponding dynamic image according to an embodiment of the present invention.
Fig. 6 is a flowchart illustrating that, when the whole is hidden, image fitting, stitching, three-dimensional generation, and edge fusion processing are performed according to the extracted real-time background information in each direction to form a three-dimensional image according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the prior art, visual stealth has great requirements for both military application and daily application, but no method for effectively realizing the effect exists in practice.
To solve the above problems, the present invention will be described in detail with reference to specific embodiments.
As shown in fig. 1, a method for implementing visual stealth according to an embodiment of the present invention includes:
s101, covering the exterior of an object needing to be concealed with display equipment with controllable details, wherein the detail controllable materials from a block level to a pixel level can be used according to needs.
And S102, carrying out real-time signal acquisition on the environment around the object to be concealed through optical sensing equipment.
S103, when the stealth is needed to be carried out in a certain direction, extracting the background corresponding to the sight direction, and carrying out real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image.
And S104, when the whole body needs to be hidden, performing image fitting, splicing, three-dimensional generation and edge fusion processing according to the extracted real-time background information in each direction to form a three-dimensional image.
And S105, generating an image in real time and displaying the image on the stealth object.
And S106, presetting and displaying the display effect according to the actual display requirement.
In step S102, the acquisition method includes: installing a camera with a holder and a lifting function at a single-point or multi-point position on an object to be concealed according to actual application requirements, acquiring in real time through the camera, and sending a signal to a rear-end processing center; the camera with the mobile loading function is equipped for the object needing stealth, mobile multidimensional signal acquisition is carried out according to actual requirements, and then the acquired signal is sent to a rear-end signal processing center.
The acquisition method further comprises the following steps: when the stealth equipment has the movable belt load, the stealth object is directly adopted to realize the movable belt load.
In step S104, in the signal display, a flexible display material is directly adopted for signal display; splicing and displaying by adopting a gradient color diode; sheets with different colors on different surfaces and controllable mechanical angles are adopted for splicing display; splicing the tiny multi-surface units to form a display device for displaying; the wave absorbing material is added into the display device to achieve the absorption of electromagnetic waves in all directions, and the visual and electromagnetic dual stealth is realized.
In step S105, an image is generated in real time and displayed on the stealth object, when the material covered on the surface of the stealth object has a single-point three-dimensional display function, a mode of combining single-point three-dimensional processing and integral three-dimensional processing is adopted for image processing, so that the stealth images displayed in different directions are completely different, and when the material covered does not have a single-point three-dimensional display function, stereoscopic stealth is performed by adopting image gradient processing.
In the signal display, a flexible display material is directly adopted for signal display; splicing and displaying by adopting a gradient color diode; and the sheets with different surfaces and different colors and controllable mechanical angles are adopted for splicing display.
Fig. 2 is a schematic diagram of a method for implementing visual stealth according to an embodiment of the present invention.
The invention also provides a control system for realizing visual stealth, which comprises:
the optical sensing equipment is used for acquiring real-time signals of the environment around the object to be concealed;
the dynamic image processing module is used for extracting the background corresponding to the sight line direction according to the shooting angle of the camera when a certain direction is hidden, and performing real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image;
the three-dimensional image acquisition module is used for carrying out image fitting, splicing, three-dimensional generation and edge fusion processing according to the extracted real-time background information in each direction to form a three-dimensional image when the whole body is invisible;
the three-dimensional stealth processing module is used for generating images in real time and displaying the images on the stealth object, when the materials covered on the surface of the stealth object have a single-point three-dimensional display function, the mode of combining single-point three-dimensional processing and integral three-dimensional processing is adopted for image processing, the stealth images displayed in different directions are completely different, and when the covered materials do not have the single-point three-dimensional display function, the three-dimensional stealth is performed by adopting image gradient processing.
In the embodiment of the present invention, fig. 3 is a flowchart for acquiring a real-time signal of an environment around an object to be concealed by using an optical sensing device according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a camera provided with a mobile loading function for a stealth object according to an embodiment of the present invention, performing mobile multidimensional signal acquisition according to actual requirements, and then sending the acquired signals to a back-end signal processing center.
Fig. 5 is a flowchart for performing a real-time edge multi-level vignetting process and a stereo elimination process to form a corresponding dynamic image according to an embodiment of the present invention.
Fig. 6 is a flowchart illustrating that, when the whole is hidden, image fitting, stitching, three-dimensional generation, and edge fusion processing are performed according to the extracted real-time background information in each direction to form a three-dimensional image according to the embodiment of the present invention.
In the embodiment of the invention, the invention provides a method for realizing visual stealth; meanwhile, the invention provides a method for realizing visual artifacts; a method for realizing any visual presentation state is provided; the invention is not only suitable for scenes needing integral stealth, such as military application, but also suitable for scenes needing any visual state presentation, such as different clothing displays. The method and the device can be adjusted according to the actual scene and can also be presented according to the preset scene required to be presented.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A method for realizing visual stealth, which is characterized in that the method for realizing visual stealth comprises the following steps:
acquiring real-time signals of the environment around an object needing to be concealed by optical sensing equipment;
step two, when a certain direction is hidden, extracting a background corresponding to the sight line direction according to the shooting angle of a camera, and performing real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image;
step three, when the whole body is hidden, image fitting, splicing, three-dimensional generation and edge fusion processing are carried out according to the extracted real-time background information of each direction to form a three-dimensional image;
and step four, generating an image according to real time, displaying on the stealth object, when the material covered on the surface of the stealth object has a single-point three-dimensional display function, adopting a mode of combining single-point three-dimensional processing and integral three-dimensional processing to process the image, enabling the stealth images displayed in different directions to be completely different, and when the covered material does not have a single-point three-dimensional display function, performing three-dimensional stealth by adopting image gradient processing.
2. The method for realizing visual stealth according to claim 1, wherein in the first step, the acquisition method comprises:
installing a camera with a holder and a lifting function at a single-point or multi-point position on an object to be concealed according to actual application requirements, acquiring in real time through the camera, and sending a signal to a rear-end processing center;
the camera with the mobile loading function is equipped for the object needing stealth, mobile multidimensional signal acquisition is carried out according to actual requirements, and then the acquired signal is sent to a rear-end signal processing center.
3. The method for realizing visual stealth according to claim 1, wherein in the first step, the acquisition method further comprises: when the stealth equipment has the movable belt load, the stealth object is directly adopted to realize the movable belt load.
4. The method for realizing visual stealth according to claim 1, wherein in the fourth step, for signal display, a flexible display material is directly adopted for signal display; splicing and displaying by adopting a gradient color diode; sheets with different colors on different surfaces and controllable mechanical angles are adopted for splicing display; splicing the tiny multi-surface units to form a display device for displaying; the wave absorbing material is added into the display device to achieve the absorption of electromagnetic waves in all directions, and the visual and electromagnetic dual stealth is realized.
5. The method for realizing visual stealth according to claim 1, wherein the step one is performed before the real-time signal acquisition of the environment around the object to be stealthed through the optical sensing equipment:
the exterior of a cloaking object is coated with a display equipment material with controllable details, and the detail controllable material which is different from a block level to a pixel level is used.
6. The method for realizing visual stealth as defined in claim 1, wherein in step four, the display effect is preset and displayed according to the reality, and the common feature extraction around the scene is performed according to the scene where the stealth object is actually located, so as to realize the coarse graining processing of the presentation effect.
7. The method for achieving visual stealth of claim 1, wherein the method for achieving visual stealth further comprises:
1) acquiring a picture which is fully covered by 360 degrees around the concealed object in real time by using acquisition equipment;
2) the collected picture is divided and displayed on the stealthy object according to the back angle, and the display device is formed by splicing a plurality of face units based on chip control;
3) and fitting, splicing and shading the edges of the pictures by adopting an image processing technology according to the accuracy of the multi-surface units and the splicing size, so that the authenticity of the pictures and the compatibility with the actual background are enhanced, and visual invisibility is finally achieved.
8. A control system for realizing visual stealth, which implements the method for realizing visual stealth according to any one of claims 1 to 7, is characterized in that the control system comprises:
the optical sensing equipment is used for acquiring real-time signals of the environment around the object to be concealed;
the dynamic image processing module is used for extracting the background corresponding to the sight line direction according to the shooting angle of the camera when a certain direction is hidden, and performing real-time edge multilevel halation processing and three-dimensional elimination processing to form a corresponding dynamic image;
the three-dimensional image acquisition module is used for carrying out image fitting, splicing, three-dimensional generation and edge fusion processing according to the extracted real-time background information in each direction to form a three-dimensional image when the whole body is invisible;
the three-dimensional stealth processing module is used for generating images in real time and displaying the images on the stealth object, when the materials covered on the surface of the stealth object have a single-point three-dimensional display function, the mode of combining single-point three-dimensional processing and integral three-dimensional processing is adopted for image processing, the stealth images displayed in different directions are completely different, and when the covered materials do not have the single-point three-dimensional display function, the three-dimensional stealth is performed by adopting image gradient processing.
9. A flying object for realizing visual artifacts, which implements the method for realizing visual stealth according to any one of claims 1 to 7.
10. A garment for any visual state presentation implementing the method of achieving visual stealth of claim 1.
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