CN111198638A - Method for automatically adjusting display size of display screen based on camera and air conditioner - Google Patents
Method for automatically adjusting display size of display screen based on camera and air conditionerDownload PDFInfo
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- CN111198638A CN111198638ACN201911307134.7ACN201911307134ACN111198638ACN 111198638 ACN111198638 ACN 111198638ACN 201911307134 ACN201911307134 ACN 201911307134ACN 111198638 ACN111198638 ACN 111198638A
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- G—PHYSICS
- 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04845—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/40—Spoof detection, e.g. liveness detection
- G06V40/45—Detection of the body part being alive
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/048—Indexing scheme relating to G06F3/048
- G06F2203/04806—Zoom, i.e. interaction techniques or interactors for controlling the zooming operation
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- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Computer Vision & Pattern Recognition (AREA)
- User Interface Of Digital Computer (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a method for automatically adjusting the display size of a display screen based on a camera, and also relates to an air conditioner for realizing the method for automatically adjusting the display size of the display screen by the camera.
Background
At present, with the rapid development of the field of artificial intelligence and the increasing demands of people on intelligent monitoring, smart home and novel human-computer interaction. Generally, the states of household appliances are changed by voice control or remote control and the like, but the display screen of the household appliances is dull, the display size of the display screen cannot be controlled, if a user is far away from the household appliances, the size of display information on the display screen is unchanged, the user cannot see clearly, and the convenience is poor.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a method for automatically adjusting the display size of a display screen based on a camera, which can automatically adjust the size of display information on the display screen so that a user can clearly see the display of the display screen; the air conditioner is used for realizing the method for automatically adjusting the display size of the display screen by the camera.
In order to achieve the purpose, the invention adopts the following scheme:
a method for automatically adjusting the display size of a display screen based on a camera is characterized in that the camera is arranged on an air conditioner; the method specifically comprises the steps that depth distance information of a target image is obtained, and the size of display information on a display screen is automatically adjusted according to the depth distance information of the target image, so that a user can clearly see the display of the display screen; the size effect of the display information of the display screen can be changed according to the distance between the user and the air conditioner, so that the user can clearly see the display of the air conditioner.
Further, the specific steps of automatically adjusting the size of the display information on the display screen according to the depth distance information of the target image by acquiring the depth distance information of the target image are as follows:
s1, controlling equipment;
s2, starting a camera to capture a target image;
s3, identifying depth distance information of the target image, and obtaining a distance d between the target image and the equipment;
s4, the main control unit receives the distance D and judges the distance D and a set distance threshold value D;
s5, if the distance D is larger than a distance threshold value D, the main control unit controls the display screen to display larger;
and S6, if the distance D is not more than the distance threshold value D, the main control unit controls the display of the display screen to be reduced or the display screen keeps in a display standard mode.
Further, in step S5, if the distance D is greater than the distance threshold D, the main control unit controls the display of the display screen to increase, specifically, if the distance D is greater than the distance threshold D, the main control unit controls the display of the display screen to increase in a linear relationship with the increase of the distance D.
Further, in step S1, the control device is specifically a control device controlled by human voice or a remote controller.
Further, in step S4, the distance threshold D is set to be 2.5 to 4 m.
Further, the set distance threshold D is 3 m.
Further, in step S3, the camera recognizes the time t of the target person depth information; the time t is 30-120 s.
Further, the camera is a binocular camera.
Further, the depth distance information of the target image is specifically information such as distance information between a camera and a target person, and a physical space position.
The application also provides an air conditioner, which comprises a display screen and a camera and is used for realizing the method for automatically adjusting the display size of the display screen based on the camera.
Compared with the prior art, the invention has the following advantages:
according to the method for automatically adjusting the display size of the display screen based on the camera, the depth distance information of the target image is obtained, the size of the display information on the display screen is automatically adjusted according to the depth distance information of the target image, and particularly, the size effect of the display information of the display screen can be changed according to the distance between a user and an air conditioner, so that the user can clearly see the display of the air conditioner.
Drawings
The present application will be described in further detail with reference to the following drawings and detailed description.
Fig. 1 is a flowchart of a method for automatically adjusting the display size of a display screen based on a camera according to the present invention.
Detailed Description
The present application is further described in conjunction with the following examples.
Referring to fig. 1, an air conditioner includes a display screen, a camera, and a main control unit. Wherein, the main control unit is respectively and electrically connected with the camera and the display screen. The camera is arranged on a panel of the air conditioner; through installing the camera on the air conditioner, combine together with main control unit and display screen, acquire the degree of depth distance information of target image, according to the degree of depth distance information automatically regulated display information size on the target image on the display screen, specifically can be according to the distance of user and air conditioner, change the big or small effect of the display information of display screen, make the user can clearly see the demonstration of air conditioner. The depth distance information of the target image is specifically information such as distance information between a camera and a target person, and a physical space position. And the display information on the display screen specifically refers to the image and font displayed on the display screen.
Preferably, the camera is a binocular camera. Through monitoring of the binocular camera, high-precision face data are calculated by using a binocular algorithm innovated by the binocular camera, key feature points such as eyes, ears, noses and the like are accurately identified and positioned, various feature information is calculated, and the calculation error is smaller than 1 mm. Therefore, imitation fraud caused by plane photos, photos with different bending degrees, PS, videos and the like can be effectively prevented, whether the photos are live persons or real persons or not can be accurately detected, and the accuracy of living body detection is ensured; the display screen is combined with the main control unit and the display screen, the depth distance information of the person is obtained, the size of the display information on the display screen is automatically adjusted according to the depth distance information of the person, a user can clearly see the display of the air conditioner, and the use convenience of the air conditioner is enhanced.
The invention also provides a method for automatically adjusting the display size of the display screen based on the camera, which is used for realizing the air conditioner, and the camera is arranged on the air conditioner; the method specifically comprises the steps that depth distance information of a target image is obtained, and the size of display information on a display screen is automatically adjusted according to the depth distance information of the target image, so that a user can clearly see the display of the display screen; the method comprises the following specific steps:
s1, controlling equipment through human voice or a remote controller.
And S2, starting a camera to capture a target image.
S3, the camera identifies the time t of the depth information of the target figure; in time t, identifying depth distance information of a target image, and acquiring a distance d between the target image and equipment; wherein the time t is 30-120 s. Preferably 30 s.
S4, the main control unit receives the distance D and judges the distance D and a set distance threshold value D; the set distance threshold value D is 2.5-4 m, and preferably is 3 m.
S5, if the distance D is larger than a distance threshold value D, the main control unit controls the display screen to display larger; specifically, if the distance D is greater than the distance threshold D, the main control unit controls the display screen to display the image in a linear relationship with the increase of the distance D.
And S6, if the distance D is not more than the distance threshold value D, the main control unit controls the display of the display screen to be reduced or the display screen keeps in a display standard mode.
The binocular camera is configured through the air conditioner, the binocular camera can acquire depth information of a person image, and information such as distance information and physical space positions of the camera and a target person can be calculated through the depth information. The method comprises the steps that human voice control or a remote controller controls air conditioning equipment, a main control unit of the air conditioner receives control information, the main control unit immediately awakens a binocular camera to capture a target person sending a control instruction, the head end of the binocular camera recognizes the depth information of the target person, the distance D between the target person and the air conditioning equipment is obtained, the distance D is fed back to the main control unit, and the main control unit receives the distance D and compares the distance D with a preset distance threshold value D (D is 3 m). When D is less than D, the main control unit finishes control and automatically sets the display information of the display screen to be reduced or maintains a standard mode; and if D is larger than D, the main control unit automatically sets the display information of the display screen to increase after finishing control, and the display is increased along with the increase of the distance, so that the linear relation is formed.
According to the method for automatically adjusting the display size of the display screen based on the camera, the size of the display information on the display screen is automatically adjusted according to the depth distance information of the target image by acquiring the depth distance information of the target image, and the size effect of the display information of the display screen can be specifically changed according to the distance between a user and an air conditioner, so that the user can clearly see the display of the air conditioner.
According to the method for automatically adjusting the display size of the display screen based on the camera, the binocular camera can be installed in other household appliances, such as washing machines, refrigerators and other household appliances.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the protection scope of the present application, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.
Claims (10)
1. A method for automatically adjusting the display size of a display screen based on a camera is characterized in that the camera is arranged on an air conditioner; the method is characterized in that the method specifically comprises the step of automatically adjusting the size of display information on a display screen according to the depth distance information of a target image by acquiring the depth distance information of the target image, so that a user can clearly see the display of the display screen.
2. The method for automatically adjusting the display size of the display screen based on the camera according to claim 1, wherein the specific steps of automatically adjusting the size of the display information on the display screen according to the depth distance information of the target image by obtaining the depth distance information of the target image are as follows:
s1, controlling equipment;
s2, starting a camera to capture a target image;
s3, identifying depth distance information of the target image, and obtaining a distance d between the target image and the equipment;
s4, the main control unit receives the distance D and judges the distance D and a set distance threshold value D;
s5, if the distance D is larger than a distance threshold value D, the main control unit controls the display screen to display larger;
and S6, if the distance D is not more than the distance threshold value D, the main control unit controls the display of the display screen to be reduced or the display screen keeps in a display standard mode.
3. The method according to claim 2, wherein in step S5, if the distance D is greater than the distance threshold D, the main control unit controls the display of the display screen to increase, specifically, if the distance D is greater than the distance threshold D, the main control unit controls the display of the display screen to increase in a linear relationship with the increase of the distance D.
4. The method for automatically adjusting the display size of a display screen based on a camera according to claim 2, wherein in step S1, the control device is specifically a control device controlled by human voice or a remote controller.
5. The method for automatically adjusting the display size of a display screen based on a camera according to claim 2, wherein the distance threshold D is set to be 2.5-4 m in step S4.
6. The method for automatically adjusting the display size of a display screen based on a camera according to claim 5, wherein the set distance threshold D is 3 m.
7. The method of claim 2, wherein in the step of S3, the camera identifies the time t of the target person depth information; the time t is 30-120 s.
8. The method for automatically adjusting the display size of a display screen based on a camera according to claim 1, wherein the camera is a binocular camera.
9. The method of claim 1, wherein the depth-distance information of the target image is information about a distance between the camera and a target person, a physical spatial position, and the like.
10. An air conditioner, characterized by comprising a display screen and a camera, and being used for implementing the method for automatically adjusting the display size of the display screen based on the camera according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911307134.7ACN111198638A (en) | 2019-12-18 | 2019-12-18 | Method for automatically adjusting display size of display screen based on camera and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911307134.7ACN111198638A (en) | 2019-12-18 | 2019-12-18 | Method for automatically adjusting display size of display screen based on camera and air conditioner |
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| CN111198638Atrue CN111198638A (en) | 2020-05-26 |
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| CN201911307134.7APendingCN111198638A (en) | 2019-12-18 | 2019-12-18 | Method for automatically adjusting display size of display screen based on camera and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247123A1 (en)* | 2021-05-26 | 2022-12-01 | 京东方科技集团股份有限公司 | Display device, container system, and method for controlling display device |
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| RJ01 | Rejection of invention patent application after publication | Application publication date:20200526 |