CN113760429A - Control method and control device - Google Patents

Control method and control device Download PDF

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Publication number
CN113760429A
CN113760429A CN202110968158.8A CN202110968158A CN113760429A CN 113760429 A CN113760429 A CN 113760429A CN 202110968158 A CN202110968158 A CN 202110968158A CN 113760429 A CN113760429 A CN 113760429A
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mode
electronic equipment
character
display
objects
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刘振东
徐琳
覃彪
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Priority to CN202110968158.8A priority Critical patent/CN113760429A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44Arrangements for executing specific programs
    • G06F9/451Execution arrangements for user interfaces
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00Image enhancement or restoration
    • G06T5/20Image enhancement or restoration by the use of local operators
    • G06T5/30Erosion or dilatation, e.g. thinning
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00Image analysis
    • G06T7/10Segmentation; Edge detection
    • G06T7/11Region-based segmentation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00Image analysis
    • G06T7/60Analysis of geometric attributes
    • G06T7/62Analysis of geometric attributes of area, perimeter, diameter or volume

Abstract

The embodiment of the application discloses a control method, which comprises the following steps: acquiring an image of the current display content of the electronic equipment to obtain a target image; obtaining characteristic parameters of each object in the target image; and if the characteristic parameters of the character objects in the objects meet the mode switching condition, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode. The embodiment of the application also discloses a control device.

Description

Control method and control device
Technical Field
The present application relates to the field of computer technologies, and in particular, to a control method and a control device.
Background
With the rapid development of computer technology, electronic devices are widely used, and become an indispensable part in various fields such as people's life, study, entertainment and the like. Users often spend a lot of time on electronic devices, and the eyes of the users are very sore and painful due to the long time that the users face the screen of the electronic devices, causing great discomfort to the users. In order to alleviate the discomfort of the eyes of the user, at present, the user usually selects color temperature adjustment software of the electronic device display screen, which is carried by the electronic device or downloaded by the user, to adjust the screen color temperature according to the requirement, that is, when the user needs to read and process a large amount of characters, the display parameter of the electronic device display screen is controlled to be a parameter corresponding to the eye protection mode so as to protect the eyes of the user, and when the user views other contents, such as watching a video, the user needs to manually adjust the electronic device display screen to exit the eye protection mode.
However, the above manual adjustment process of the user causes the adjustment operation of the display parameters of the display screen of the electronic device to be complicated, which results in a low degree of intelligence of the electronic device.
Content of application
The technical scheme of the application is realized as follows:
in a first aspect, a control method includes:
acquiring an image of the current display content of the electronic equipment to obtain a target image;
obtaining characteristic parameters of each object in the target image;
and if the characteristic parameters of the character objects in the objects meet the mode switching condition, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
Optionally, the obtaining of the feature parameters of each object in the target image includes:
at least one of an area ratio, distribution information, or background display parameter of the character objects in the objects is obtained.
Optionally, the obtaining at least one of an area ratio, distribution information, or background display parameter of each object in the target image includes:
determining a target pixel value in the target image; wherein the target pixel value is a pixel value in the target image for identifying the character object;
determining at least one of an area ratio, distribution information or background display parameters of the character object in a current display interface of the electronic device based on the target pixel value.
Optionally, if the characteristic parameter of the character object in the object satisfies a mode switching condition, controlling the display area of the electronic device to switch from the current display mode to the eye protection mode includes:
if the area ratio of the character object in the current display interface of the electronic equipment reaches a first threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the concentration degree of the distribution positions of at least part of the character objects in the current display interface of the electronic equipment reaches a second threshold value, at least controlling the area, in which at least part of the character objects are distributed in the concentration, in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the background display parameters of the character objects represent that the character objects and other objects in the character objects can present a target display effect in an eye protection mode, controlling a display area of the electronic equipment to be switched from a current display mode to the eye protection mode; or the like, or, alternatively,
if the area ratio of the character objects in the current display interface of the electronic equipment reaches a third threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fourth threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
and if the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fifth threshold value and the matching degree between the background display parameters of the character objects and other objects in the objects is smaller than a sixth threshold value, at least controlling the area where the character objects are located in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
Optionally, controlling the display area of the electronic device to be switched from the current display mode to the eye protection mode includes:
obtaining current environment parameters of an environment where the electronic equipment is located and/or use information of the electronic equipment;
and if the characteristic parameters of the character objects in the objects meet mode switching conditions and the current environment parameters and/or the use information meet corresponding switching conditions, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
Optionally, if the characteristic parameter of the character object in the object satisfies a mode switching condition and the usage information satisfies a corresponding switching condition, controlling the display area of the electronic device to switch from the current display mode to the eye protection mode includes:
if the characteristic parameters of the character objects in the objects meet mode switching conditions and the use time length of the use information representation electronic equipment reaches a first time length, controlling a display area of the electronic equipment to be switched from a current display mode to an eye protection mode; or the like, or, alternatively,
if the characteristic parameters of the character objects in the objects meet mode switching conditions and the use information represents that the electronic equipment runs target type application, controlling the display area of the electronic equipment to be switched into an eye protection mode from a current display mode; or the like, or, alternatively,
and if the characteristic parameters of the character objects in the objects meet the mode switching condition and the use information represents that a user of the electronic equipment has a specific attribute, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
Optionally, controlling the display area of the electronic device to be switched from the current display mode to the eye protection mode includes:
obtaining source information of the character objects, and controlling at least the area where the character objects are located in the display area to be switched from a current display mode to an eye protection mode according to the source information and the characteristic parameters of the character objects;
wherein, the eye protection levels of the areas where the character objects from different sources are located are the same or different.
Optionally, controlling the display area of the electronic device to be switched from the current display mode to the eye protection mode includes:
adjusting the display control parameters of the display area of the electronic equipment to display control parameters corresponding to the electronic ink screen; or the like, or, alternatively,
under the condition that the electronic equipment is provided with a first display screen and an electronic ink screen, controlling at least part of current display content displayed on the first display screen by the electronic equipment to be output to the electronic ink screen for display.
Optionally, the method further includes:
if the area ratio of the character objects in the current display interface of the electronic equipment reaches a seventh threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches an eighth threshold value, controlling the display area of the electronic equipment to be switched from an eye protection mode to a mode matched with the current display content; or the like, or, alternatively,
if the area ratio of the character object in the current display interface of the electronic equipment is lower than a first threshold value, controlling the display area of the electronic equipment to be switched from an eye protection mode to a mode matched with the current display content; or the like, or, alternatively,
and if the user of the electronic equipment is switched to the user with the first attribute, controlling the display area of the electronic equipment to be switched from the eye protection mode to a mode matched with the user with the first attribute.
In a second aspect, a control apparatus includes:
the acquisition module is used for acquiring the current display content of the electronic equipment to obtain a target image;
the processing module is used for obtaining the characteristic parameters of each object in the target image;
and the control module is used for controlling the display area of the electronic equipment to be switched into an eye protection mode from the current display mode if the characteristic parameters of the character objects in the objects meet the mode switching condition.
In a third aspect, an electronic device may include: a processor, a memory, and a communication bus, wherein:
a memory for storing executable instructions;
the communication bus is used for realizing communication connection between the processor and the memory;
a processor for executing a control program stored in the memory to implement the steps of the control method as claimed in any one of the above.
In a fourth aspect, a storage medium has stored thereon a control program which, when executed by a processor, implements the steps of the control method as in any one of the above.
The embodiment of the application provides a control method and a control device, wherein after a target image is obtained by acquiring an image of current display content of electronic equipment, characteristic parameters of each object in the target image are acquired, and if the characteristic parameters of character objects in the objects meet mode switching conditions, a display area of the electronic equipment is controlled to be switched to an eye protection mode from a current display mode. Therefore, the characteristic parameters of the character objects in the current display content of the electronic equipment are analyzed to control the display area of the electronic equipment to be switched to the eye protection mode from the current display mode, the problem that the color temperature adjusting operation of the display screen of the electronic equipment is complex at present is solved, the technical scheme of automatically adjusting the color temperature of the display screen of the electronic equipment according to the content checked by a user is realized, the intelligent degree of the electronic equipment is improved, and the color temperature adjusting operation of the display screen of the electronic equipment is simplified.
Drawings
Fig. 1 is a schematic flowchart of a control method according to an embodiment of the present disclosure;
fig. 2 is a schematic flow chart of another control method provided in the embodiment of the present application;
fig. 3 is a schematic flowchart of another control method provided in the embodiment of the present application;
fig. 4 is a schematic flowchart of a control method according to another embodiment of the present application;
fig. 5 is a schematic flow chart of another control method according to another embodiment of the present application;
fig. 6 is a schematic structural diagram of a control device according to an embodiment of the present disclosure;
fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
An embodiment of the present application provides a control method, which is applied to an electronic device and is shown in fig. 1, and the method includes the following steps:
step 101, obtaining an image of the current display content of the electronic device to obtain a target image.
In the embodiment of the present application, the electronic device may be a device having a display screen and capable of displaying content, for example, the electronic device may be a computer device, an intelligent terminal device, and the like, and the intelligent terminal device may be a smart mobile phone and the like. The currently displayed content is the content currently displayed on the current display screen of the electronic equipment. The method for acquiring the image of the current display content of the electronic device can be realized by automatically adopting an automatic screen capturing technology for the current display content in the display screen, so that the target image can be obtained.
And 102, obtaining characteristic parameters of each object in the target image.
In the embodiment of the present application, each object in the target image refers to image content in the target image, and may be, for example, a character object or the like. The characteristic parameters of each object in the target image can be used for uniquely identifying the characteristics of the content of the target image, so that the eye protection mode can be switched according to the characteristic parameters of each object in the target image.
And 103, if the characteristic parameters of the character objects in the objects meet the mode switching conditions, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the present application, the character object in the objects is generally referred to as a character object. The mode switching condition is a preset condition for switching the display area of the display screen of the electronic equipment to the eye protection mode when the characteristic parameters of the character object meet certain requirements. It should be noted that, if the current display mode is the eye protection mode, when the characteristic parameter of the character object satisfies the switching condition, the switching to the eye protection mode is not required, but in some application scenarios, if the current display mode is the eye protection mode, when the characteristic parameter of the character object satisfies the switching condition, and if the eye protection parameter corresponding to the eye protection mode is adjusted in a graded manner, the eye protection parameter of the eye protection mode corresponding to the characteristic parameter of the character object may be determined, and then the eye protection parameter of the current eye protection mode is adjusted.
The display area may be a display area in the entire display screen of the electronic device or may be a partial display area in the display screen.
According to the control method provided by the embodiment of the application, the characteristic parameters of each object in the target image are obtained after the target image is obtained by obtaining the current display content of the electronic equipment, and if the characteristic parameters of the character objects in the objects meet the mode switching condition, the display area of the electronic equipment is controlled to be switched to the eye protection mode from the current display mode. Therefore, the characteristic parameters of the character objects in the current display content of the electronic equipment are analyzed to control the display area of the electronic equipment to be switched to the eye protection mode from the current display mode, the problem that the color temperature adjusting operation of the display screen of the electronic equipment is complex at present is solved, the technical scheme of automatically adjusting the color temperature of the display screen of the electronic equipment according to the content checked by a user is realized, the intelligent degree of the electronic equipment is improved, and the color temperature adjusting operation of the display screen of the electronic equipment is simplified.
Based on the foregoing embodiments, an embodiment of the present application provides a control method, which is applied to an electronic device and shown in fig. 2, and includes the following steps:
step 201, acquiring an image of the current display content of the electronic device to obtain a target image.
In the embodiment of the application, the electronic equipment performs screen capture processing on the current display content of the electronic equipment every preset time length to acquire the image, so as to obtain the target image. In some application scenarios, the electronic device may perform an operation of obtaining a target image by performing image acquisition on the current display content only when the electronic device detects that the currently running application is a preset target type application, where the target type application is usually an office type application.
Step 202, obtaining at least one of area ratio, distribution information or background display parameters of the character objects in the object.
In this embodiment of the present application, the area ratio of the character object refers to the area ratio of the content area of the character object in the target image, and the specific calculation algorithm may be expressed as: the area ratio of the character object is the character object content area in the target image/the area of the target image. The distribution information of the character objects refers to the situation information that the character objects are distributed in the target image. The background display parameter of the character object refers to a background display parameter of a background image of an area where the character object is located in the target image, and may also be a display parameter of a display screen corresponding to the area where the character object is located.
And 203, if the characteristic parameters of the character objects in the objects meet the mode switching conditions, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In this embodiment of the application, if the characteristic parameters of the character object include a plurality of parameters, the display area of the electronic device can be controlled to be switched from the current display mode to the eye protection mode only when the plurality of parameters all satisfy a plurality of conditions in the mode switching conditions.
Based on the foregoing embodiments, in other embodiments of the present application, step 202 may be implemented by steps 202a to 202 b:
step 202a, determining a target pixel value in a target image.
And the target pixel value is the pixel value used for identifying the character object in the target image.
In the embodiment of the application, the character object in the target image is identified, the pixel value of the character object is determined, and the target pixel value is obtained. In some application scenes, binarization processing is performed on a target image to obtain a binary image, and pixel values of character objects are determined from the binary image, so that the accuracy of the character objects obtained by recognition can be improved.
Step 202b, determining at least one of the area ratio, the distribution information or the background display parameter of the character object in the current display interface of the electronic equipment based on the target pixel value.
In the embodiment of the application, based on the target pixel value, the area where the target pixel value is located is determined from the target image, and the area ratio, the distribution information, the background display parameter, the area ratio and the distribution information, the area ratio and the background display parameter, the distribution information and the background display parameter, or the area ratio, the distribution information and the background display parameter of the character object in the current display interface of the electronic device are obtained.
After the target image is subjected to binarization processing to obtain a binary image, the binary image is subjected to region expansion processing based on the target pixel value to obtain a region where the character object is located, and at least one of the area ratio, the distribution information or the background display parameter of the character object in the current display interface can be obtained according to the region where the character object is located. Based on the target pixel value, performing region expansion processing on the binary image to obtain a region where the character object is located, which can be specifically realized by the following steps: performing region expansion processing on the binary image based on the target pixel value to obtain k reference regions; wherein k is an integer greater than or equal to m; carrying out rectangular outline shape approximation processing on the outlines of the k reference areas to obtain k regular areas; and determining the region where the character object is located based on the k regular regions. Obtaining the region where the character object is located based on the k regular regions, wherein the obtaining includes: selecting m reference areas with the area size larger than a preset size and the rotation angle within a preset angle range from the k regular areas; performing character recognition on m reference areas in a target image by adopting a first character recognition algorithm to obtain r first target areas where character information is recognized and s second target areas where character information is not recognized; wherein r and s are integers greater than or equal to 0, and the sum of r and s is m; if s is zero, determining r first target areas as the areas where the character objects are located; if s is not zero, performing character recognition on the s second target areas by adopting a second character recognition algorithm to obtain i third target areas where character information is recognized and j fourth target areas where character information is not recognized; the character recognition precision of the second character recognition algorithm is higher than that of the first character recognition algorithm, i and j are integers which are larger than or equal to 0, and the sum of i and j is s; and determining the areas where the character objects are located as r first target areas and i third target areas. When s is equal to zero, the area of the region where the character object is located is the region area accumulated value of the r first target regions, and when s is not equal to zero, the area of the region where the character object is located is the region area accumulated value of the r first target regions and the i third target regions.
Based on the foregoing embodiments, in other embodiments of the present application, step 203 may be implemented by step 203a, step 203b, step 203c, step 203d, or step 203 e:
step 203a, if the area ratio of the character object in the current display interface of the electronic device reaches a first threshold, controlling the display area of the electronic device to be switched from the current display mode to the eye protection mode.
In the embodiment of the present application, the first threshold is an empirical value obtained through a large number of experiments, but in some application scenarios, the first threshold may be an empirical value set by the user according to the use habit of the user, or an empirical value determined according to the historical use habit of the user.
And 203b, if the concentration degree of the distribution positions of at least part of the character objects in the current display interface of the electronic equipment reaches a second threshold value, at least controlling the area, in which at least part of the character objects are distributed in a concentrated manner, in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the application, the distribution information of the area where the character object is located in the current display interface is determined, the concentration degree of the character object in the current display interface is determined according to the distribution information of the area where the character object is located in the current display interface, the area where the concentration degree of the character object in the current display interface is greater than or equal to the second threshold value is determined, and the current display mode of the area is switched to the eye protection mode.
In some application scenarios, if the concentration degree of the area where the character object is located in the current display interface is greater than or equal to a second threshold, the current display mode of the whole display area of the display screen can be switched to the eye protection mode.
In some application scenes, determining that a corresponding area is a first display area when the concentration degree of an area where a character object is located in a current display interface is greater than or equal to a second threshold, switching the current display mode of the first display area to an eye protection mode, detecting screen display parameters of a display area adjacent to the first display area, and if the difference value between the screen display parameters of the display area adjacent to the first display area and the screen display parameters of the first display area exceeds a preset threshold, adjusting the screen display parameters of a second display area adjacent to the first display area, reducing the difference between the screen display parameters of the second display area and the screen display parameters of the first display area, improving the use experience effect of a user, and reducing the influence on the visual effect of the user. When the screen display parameters of the second display area are adjusted, the average value of the screen display parameters of the first display area and the screen display parameters of the second display area is calculated, and the screen display parameters of the second display area are adjusted to the calculated average value.
In some application scenarios, the current display mode of the display area corresponding to each area where the character objects are located may be switched to the eye protection mode regardless of the concentration degree of the distribution positions of the character objects.
And 203c, if the background display parameters of the character objects represent that the character objects and other objects in the character objects can present the target display effect in the eye protection mode, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the application, the target display effect which can be presented in the eye protection mode includes a matching degree between the character object and the background of other objects, a display effect of the whole target image, and the display effect may include a color parameter and a brightness parameter, etc. If the background display parameters of the character objects need to be matched with the eye protection mode, the effect of protecting the eyes of the user can be achieved, and the display area of the electronic equipment needs to be switched from the current display mode to the eye protection mode.
And 203d, if the area ratio of the character objects in the current display interface of the electronic equipment reaches a third threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fourth threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the present application, when the degree of dispersion of the distribution positions of the character objects in the current display interface of the electronic device is represented by the distance between the distribution positions, the fact that the degree of dispersion of the distribution positions of the character objects in the current display interface of the electronic device reaches the fourth threshold means that the distribution distance of the distribution positions of the character objects in the current display interface of the electronic device is smaller than the fourth threshold.
And step 203e, if the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fifth threshold value and the matching degree between the background display parameters of the character objects and other objects in the objects is smaller than a sixth threshold value, controlling at least the area where the character objects are located in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In other embodiments of the present application, if the area ratio of the character object in the current display interface of the electronic device reaches a first reference threshold and the matching degree between the background display parameter of the character object and other objects in the objects is smaller than a second reference threshold, the display area of the electronic device is controlled to be switched from the current display mode to the eye protection mode.
Or, if the area ratio of the character objects in the current display interface of the electronic equipment reaches a third reference threshold, the matching degree between the background display parameters of the character objects and other objects in the objects is smaller than a fourth reference threshold, and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fifth reference threshold, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
Based on the foregoing embodiments, in other embodiments of the present application, the step "controlling the display area of the electronic device to switch from the current display mode to the eye protection mode" in the steps 203, 203a to 203e may be implemented by the steps a11 to a 12:
step a11, obtaining current environment parameters of the environment in which the electronic device is located and/or use information of the electronic device.
In the embodiment of the present application, the current environmental parameter of the environment in which the electronic device is located at least includes the ambient light brightness.
Step a12, if the characteristic parameters of the character objects in the objects meet the mode switching conditions and the current environmental parameters and/or the use information meet the corresponding switching conditions, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the application, if any one of the characteristic parameters, the current environment parameters and/or the use information of the character object in the object does not meet the corresponding switching condition, the electronic device does not perform the display mode switching operation.
For example, if the characteristic parameter of the character object in the object satisfies the mode switching condition and the current environment parameter, for example, the ambient light brightness, is less than or equal to the preset brightness threshold, the display area of the electronic device is controlled to be switched from the current display mode to the eye protection mode. Otherwise, the display mode of the display area of the electronic equipment is not switched.
Based on the foregoing embodiments, in other embodiments of the present application, step a12 may be implemented by step a121, step a122, or step a 123:
step a121, if the characteristic parameters of the character objects in the objects meet the mode switching condition and the use duration of the electronic equipment represented by the use information reaches a first duration, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the application, if the characteristic parameter of the character object in the object meets the mode switching condition, the use time length of the use information representation electronic equipment reaches the first time length, and the current ambient light brightness is smaller than the preset brightness threshold value, the display area of the electronic equipment is controlled to be switched from the current display mode to the eye protection mode.
And a122, if the characteristic parameters of the character objects in the objects meet the mode switching conditions and the information represents that the electronic equipment runs the target type application, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In this embodiment of the application, the target type application refers to an application program capable of implementing an eye protection function, and if the characteristic parameters of the character object in the object satisfy the mode switching condition and it is detected that the target type application is running on the electronic device, the display area of the electronic device is controlled to be switched from the current display mode to the eye protection mode.
Step a123, if the characteristic parameters of the character objects in the objects meet the mode switching conditions and the use information represents that the user of the electronic equipment has specific attributes, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In the embodiment of the present application, the fact that the user has the specific attribute refers to eye health degrees of different users, which may be specifically input and set by the user, or obtained by the electronic device and a medical system such as a hospital.
Based on the foregoing embodiments, in other embodiments of the present application, the step "controlling the display area of the electronic device to switch from the current display mode to the eye protection mode" in the steps 203, 203a to 203e may be implemented by the step b 11:
and b11, acquiring the source information of the character objects, and controlling the area where at least the character objects are located in the display area to be switched from the current display mode to the eye protection mode according to the source information and the characteristic parameters of the character objects.
Wherein, the eye protection levels of the areas where the character objects from different sources are located are the same or different.
In the embodiment of the present application, the source information of the character object includes: the belonging application information and the belonging object type, such as the character object, originally belong to the picture, that is, the target image is obtained by screenshot the picture.
And when eye protection levels corresponding to different source information are different, determining the eye protection level corresponding to the source information according to the source information of the character object, and switching the current display mode of the display area corresponding to the character object to the eye protection mode when the characteristic parameters of the character object meet the mode switching condition, or switching the current display mode of the whole display area of the display screen to the eye protection mode when the characteristic parameters of the character object meet the mode switching condition.
Based on the foregoing embodiments, in other embodiments of the present application, the step "controlling the display area of the electronic device to switch from the current display mode to the eye protection mode" in the step 203, the step 203a to the step 203e may be implemented by the step c11 or the step c 12:
and c11, adjusting the display control parameters of the display area of the electronic equipment to the display control parameters corresponding to the electronic ink screen.
And c12, in the case that the electronic device has the first display screen and the electronic ink screen, controlling at least part of the current display content displayed on the first display screen by the electronic device to be output to the electronic ink screen for display.
Based on the foregoing embodiment, in another embodiment of the present application, after the electronic device performs step 203, referring to fig. 3, step 204 is performed:
and 204, if the area ratio of the character objects in the current display interface of the electronic equipment reaches a seventh threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches an eighth threshold value, controlling the display area of the electronic equipment to be switched from the eye protection mode to a mode matched with the current display content.
In the embodiment of the present application, the eighth threshold is different from the fourth threshold, and the eighth threshold is greater than the fourth threshold. The dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment can be represented by distance, and at the moment, if the area occupation ratio of the character objects in the current display interface of the electronic equipment reaches a seventh threshold value and the distribution distance between the distribution positions of the character objects in the current display interface of the electronic equipment reaches an eighth threshold value, the display area of the electronic equipment is controlled to be switched from the eye protection mode to the mode matched with the current display content.
Based on the foregoing embodiment, in other embodiments of the present application, after the electronic device performs step 203, referring to fig. 4, step 205 is performed:
and step 205, if the area ratio of the character objects in the current display interface of the electronic equipment is lower than a first threshold, controlling the display area of the electronic equipment to be switched from the eye protection mode to a mode matched with the current display content.
Based on the foregoing embodiment, in other embodiments of the present application, after the electronic device performs step 203, referring to fig. 5, step 206 is performed:
and step 206, if the user of the electronic device switches to the user with the first attribute, controlling the display area of the electronic device to switch from the eye protection mode to a mode matched with the user with the first attribute.
In this embodiment, the first attribute refers to determining a mode matching the user with the first attribute when the eye health level of the user is healthy, and controlling the display area of the electronic device to switch from the eye protection mode to the mode matching the user with the first attribute.
Based on the foregoing embodiments, an embodiment of the present application provides a control method, including the following steps:
step 1, computer equipment intercepts a current browsing interface of a user to obtain a target image.
And 2, the computer equipment acquires a first character area in the target image.
The main function of this step is to acquire the region block that may contain the text in the current browsing interface, and determine that the obtained text region definitely contains all text regions, but may also contain non-text regions. When the computer equipment acquires the character area, the character area is extracted according to each line of characters.
The specific process of acquiring the character area in the target image by the computer equipment comprises the following steps: and converting the target image into a gray level image, carrying out binarization processing on the obtained gray level image to obtain a binarized image, and then carrying out expansion and corrosion processing on the gray level image of the binarized image by using a target pixel value corresponding to the character, so as to obtain a character area. The target image is converted into a gray level image, and the obtained gray level image is subjected to binarization processing, so that the interference of complex colors on a character recognition process is better eliminated.
And 3, the computer equipment identifies the first character area to obtain a second character area and a third character area.
The step mainly has the effects of extracting outlines of all areas included in the first character area obtained in the step 2, excluding areas with obvious outline proportion and angles which are not characters, performing low-precision character recognition once, and screening out a second character area which contains certain characters and a third character area which is uncertain whether the second character area contains the characters or not.
The specific implementation process of the computer equipment for identifying the first character area to obtain the second character area and the third character area is as follows: when the area outlines of all the areas included in the first text area are acquired, whether the acquired area outlines meet the preset proportional relationship of the text areas can be determined, for example, when the length-width ratio of some areas is close to 1:1, even 1:2, the areas are not text areas generally, but in some scenes, the length-width ratio of few text areas is close to 1:1, even 1: 2. And certain identified regions are calculated to have rotation angles, which is a mode that the conventional character regions do not exist, so that the regions can be excluded by analyzing the region outline proportion of all the regions included in the first character region and the rotation angle of the regions, and the regions with the sizes meeting the requirements are obtained. And performing character recognition on the area with the size meeting the requirement, wherein character recognition processing can be performed by using a character recognition algorithm with lower character recognition precision to obtain a second character area in which characters are recognized and a third character area in which characters are not recognized. Therefore, the character recognition processing is carried out through the character recognition algorithm with low character recognition precision, the resource consumption in the recognition process is low due to the low algorithm precision, the region with certain characters is rapidly screened out, and the processing efficiency is improved.
And 4, performing character recognition processing on the third character area by the computer equipment by adopting a character recognition algorithm with higher character recognition precision, and adding the character area recognized to characters from the third character area to the second character area.
The third character area which is uncertain whether to contain characters is subjected to character recognition processing by adopting a character recognition algorithm with high recognition precision, so that the resource consumption in the recognition process is effectively reduced, and the recognition efficiency is improved.
And 5, after acquiring second character areas of all the areas which contain characters and are determined in the target image, the computer equipment calculates the area of the areas which are included in the second character areas to obtain the ratio of the areas to the target image.
Wherein, assuming that the second character region includes n character regions, the area of each region included in the second character region can be easily obtained and is marked as SiLet the area of the target image be S. The text region area S of the second text regiontCan be calculated by the following formula:
Figure BDA0003224921590000151
the area ratio p of the character region of the second character region can be calculated by the following formula: p is St/S。
And 6, switching the screen color temperature of the display screen of the computer equipment into an eye protection mode if the area ratio P of the character area exceeds the threshold value M.
And 7, if the area ratio P of the character areas is smaller than the threshold value M and the screen color temperature of the display screen of the computer equipment is in the eye protection mode, switching the screen color temperature of the display screen of the computer equipment to be the normal color temperature.
It should be noted that, for the descriptions of the same steps and the same contents in this embodiment as those in other embodiments, reference may be made to the descriptions in other embodiments, which are not described herein again.
According to the control method provided by the embodiment of the application, the characteristic parameters of each object in the target image are obtained after the target image is obtained by obtaining the current display content of the electronic equipment, and if the characteristic parameters of the character objects in the objects meet the mode switching condition, the display area of the electronic equipment is controlled to be switched to the eye protection mode from the current display mode. Therefore, the characteristic parameters of the character objects in the current display content of the electronic equipment are analyzed to control the display area of the electronic equipment to be switched to the eye protection mode from the current display mode, the problem that the color temperature adjusting operation of the display screen of the electronic equipment is complex at present is solved, the technical scheme of automatically adjusting the color temperature of the display screen of the electronic equipment according to the content checked by a user is realized, the intelligent degree of the electronic equipment is improved, and the color temperature adjusting operation of the display screen of the electronic equipment is simplified.
Based on the foregoing embodiments, an embodiment of the present application provides a control apparatus, and as shown in fig. 6, the apparatus 3 includes: an acquisition module 31, a processing module 32 and a control module 33; wherein:
the acquiring module 31 is configured to acquire an image of a current display content of the electronic device to obtain a target image;
a processing module 32, configured to obtain feature parameters of each object in the target image;
and the control module 33 is configured to control the display area of the electronic device to switch from the current display mode to the eye protection mode if the characteristic parameter of the character object in the object satisfies the mode switching condition.
In other embodiments of the present application, the processing module 32 is further configured to:
at least one of an area ratio, distribution information, or background display parameter of the character objects in the object is obtained.
In the embodiment of the present application, the processing module 32 is further configured to:
determining a target pixel value in a target image; the target pixel value is a pixel value used for identifying the character object in the target image;
at least one of an area proportion, distribution information, or background display parameter of the character object in a current display interface of the electronic device is determined based on the target pixel value.
In other embodiments of the present application, the control module 33 is further configured to:
if the area ratio of the character object in the current display interface of the electronic equipment reaches a first threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the concentration degree of at least part of the character objects in the distribution positions of the current display interface of the electronic equipment reaches a second threshold value, at least controlling the area, in which at least part of the character objects are distributed in a concentrated manner, of the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the background display parameters of the character objects represent that the character objects and other objects in the character objects can present the target display effect in the eye protection mode, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the area ratio of the character objects in the current display interface of the electronic equipment reaches a third threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fourth threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
and if the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fifth threshold value and the matching degree between the background display parameters of the character objects and other objects in the objects is smaller than a sixth threshold value, at least controlling the area where the character objects are located in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In other embodiments of the present application, the control module 33 is further configured to:
obtaining current environment parameters of an environment where the electronic equipment is located and/or use information of the electronic equipment;
and if the characteristic parameters of the character objects in the objects meet the mode switching conditions and the current environment parameters and/or the use information meet the corresponding switching conditions, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In other embodiments of the present application, the control module 33 is further configured to:
if the characteristic parameters of the character objects in the objects meet the mode switching condition and the use time length of the use information representation electronic equipment reaches a first time length, controlling the display area of the electronic equipment to be switched to an eye protection mode from a current display mode; or the like, or, alternatively,
if the characteristic parameters of the character objects in the objects meet the mode switching conditions and the use information represents that the electronic equipment runs the target type application, controlling the display area of the electronic equipment to be switched into an eye protection mode from the current display mode; or the like, or, alternatively,
and if the characteristic parameters of the character objects in the objects meet the mode switching condition and the use information represents that the user of the electronic equipment has a specific attribute, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
In other embodiments of the present application, the control module 33 is further configured to:
obtaining source information of the character objects, and controlling at least the area where the character objects are located in the display area to be switched into an eye protection mode from the current display mode according to the source information and the characteristic parameters of the character objects;
wherein, the eye protection levels of the areas where the character objects from different sources are located are the same or different.
In other embodiments of the present application, the control module 33 is further configured to:
adjusting the display control parameters of the display area of the electronic equipment to display control parameters corresponding to the electronic ink screen; or the like, or, alternatively,
and under the condition that the electronic equipment is provided with a first display screen and an electronic ink screen, controlling at least part of the current display content displayed on the first display screen by the electronic equipment to be output to the electronic ink screen for display.
In other embodiments of the present application, the control module 33 is further configured to:
if the area ratio of the character objects in the current display interface of the electronic equipment reaches a seventh threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches an eighth threshold value, controlling the display area of the electronic equipment to be switched from an eye protection mode to a mode matched with the current display content; or the like, or, alternatively,
if the area ratio of the character object in the current display interface of the electronic equipment is lower than a first threshold value, controlling the display area of the electronic equipment to be switched from an eye protection mode to a mode matched with the current display content; or the like, or, alternatively,
and if the user of the electronic equipment is switched to the user with the first attribute, controlling the display area of the electronic equipment to be switched from the eye protection mode to a mode matched with the user with the first attribute.
It should be noted that, in the embodiment, the description of the method embodiment shown in fig. 1 to 5 may be referred to for the information interaction process between the modules, and details are not described here again.
According to the control device provided by the embodiment of the application, the characteristic parameters of each object in the target image are obtained after the target image is obtained by obtaining the current display content of the electronic equipment, and if the characteristic parameters of the character objects in the objects meet the mode switching condition, the display area of the electronic equipment is controlled to be switched to the eye protection mode from the current display mode. Therefore, the characteristic parameters of the character objects in the current display content of the electronic equipment are analyzed to control the display area of the electronic equipment to be switched to the eye protection mode from the current display mode, the problem that the color temperature adjusting operation of the display screen of the electronic equipment is complex at present is solved, the technical scheme of automatically adjusting the color temperature of the display screen of the electronic equipment according to the content checked by a user is realized, the intelligent degree of the electronic equipment is improved, and the color temperature adjusting operation of the display screen of the electronic equipment is simplified.
Based on the foregoing embodiments, an embodiment of the present application provides an electronic device, which may be applied to the control method provided in the embodiments corresponding to fig. 1 to 5, and as shown in fig. 7, the electronic device 4 may include: a processor 41, a memory 42, and a communication bus 43, wherein:
a memory 42 for storing executable instructions;
a communication bus 43 for implementing a communication connection between the processor 41 and the memory 42;
the processor 41 is configured to execute the control program stored in the memory 42 to implement the implementation process in the control method provided in the embodiment corresponding to fig. 1 to 5, which is not described herein again.
Based on the foregoing embodiments, embodiments of the present application provide a computer-readable storage medium, referred to as a storage medium for short, where the computer-readable storage medium stores one or more programs to implement the implementation process in the control method provided in the embodiments corresponding to fig. 1 to 5, and details are not described here again.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application.

Claims (10)

1. A control method, comprising:
acquiring an image of the current display content of the electronic equipment to obtain a target image;
obtaining characteristic parameters of each object in the target image;
and if the characteristic parameters of the character objects in the objects meet the mode switching condition, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
2. The method of claim 1, wherein the obtaining feature parameters of each object in the target image comprises:
at least one of an area ratio, distribution information, or background display parameter of the character objects in the objects is obtained.
3. The method of claim 2, the obtaining at least one of an area ratio, distribution information, or background display parameter of each object in the target image, comprising:
determining a target pixel value in the target image; wherein the target pixel value is a pixel value in the target image for identifying the character object;
determining at least one of an area ratio, distribution information or background display parameters of the character object in a current display interface of the electronic device based on the target pixel value.
4. The method of claim 2, wherein controlling the display area of the electronic device to switch from the current display mode to the eye-protecting mode if the characteristic parameter of the character object in the objects satisfies a mode switching condition comprises:
if the area ratio of the character object in the current display interface of the electronic equipment reaches a first threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the concentration degree of the distribution positions of at least part of the character objects in the current display interface of the electronic equipment reaches a second threshold value, at least controlling the area, in which at least part of the character objects are distributed in the concentration, in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
if the background display parameters of the character objects represent that the character objects and other objects in the character objects can present a target display effect in an eye protection mode, controlling a display area of the electronic equipment to be switched from a current display mode to the eye protection mode; or the like, or, alternatively,
if the area ratio of the character objects in the current display interface of the electronic equipment reaches a third threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fourth threshold value, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode; or the like, or, alternatively,
and if the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches a fifth threshold value and the matching degree between the background display parameters of the character objects and other objects in the objects is smaller than a sixth threshold value, at least controlling the area where the character objects are located in the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
5. The method of any of claims 1-4, wherein controlling the display area of the electronic device to switch from the current display mode to the eye-shielding mode comprises:
obtaining current environment parameters of an environment where the electronic equipment is located and/or use information of the electronic equipment;
and if the characteristic parameters of the character objects in the objects meet mode switching conditions and the current environment parameters and/or the use information meet corresponding switching conditions, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
6. The method of claim 5, wherein controlling the display area of the electronic device to switch from the current display mode to the eye-protecting mode if the characteristic parameter of the character object in the objects satisfies the mode switching condition and the usage information satisfies the corresponding switching condition comprises:
if the characteristic parameters of the character objects in the objects meet mode switching conditions and the use time length of the use information representation electronic equipment reaches a first time length, controlling a display area of the electronic equipment to be switched from a current display mode to an eye protection mode; or the like, or, alternatively,
if the characteristic parameters of the character objects in the objects meet mode switching conditions and the use information represents that the electronic equipment runs target type application, controlling the display area of the electronic equipment to be switched into an eye protection mode from a current display mode; or the like, or, alternatively,
and if the characteristic parameters of the character objects in the objects meet the mode switching condition and the use information represents that a user of the electronic equipment has a specific attribute, controlling the display area of the electronic equipment to be switched from the current display mode to the eye protection mode.
7. The method of any of claims 1-4, wherein controlling the display area of the electronic device to switch from the current display mode to the eye-shielding mode comprises:
obtaining source information of the character objects, and controlling at least the area where the character objects are located in the display area to be switched from a current display mode to an eye protection mode according to the source information and the characteristic parameters of the character objects;
wherein, the eye protection levels of the areas where the character objects from different sources are located are the same or different.
8. The method of any of claims 1-4, wherein controlling the display area of the electronic device to switch from the current display mode to the eye-shielding mode comprises:
adjusting the display control parameters of the display area of the electronic equipment to display control parameters corresponding to the electronic ink screen; or the like, or, alternatively,
under the condition that the electronic equipment is provided with a first display screen and an electronic ink screen, controlling at least part of current display content displayed on the first display screen by the electronic equipment to be output to the electronic ink screen for display.
9. The method of claim 2, further comprising:
if the area ratio of the character objects in the current display interface of the electronic equipment reaches a seventh threshold value and the dispersion degree of the distribution positions of the character objects in the current display interface of the electronic equipment reaches an eighth threshold value, controlling the display area of the electronic equipment to be switched from an eye protection mode to a mode matched with the current display content; or the like, or, alternatively,
if the area ratio of the character object in the current display interface of the electronic equipment is lower than a first threshold value, controlling the display area of the electronic equipment to be switched from an eye protection mode to a mode matched with the current display content; or the like, or, alternatively,
and if the user of the electronic equipment is switched to the user with the first attribute, controlling the display area of the electronic equipment to be switched from the eye protection mode to a mode matched with the user with the first attribute.
10. A control device, comprising:
the acquisition module is used for acquiring the current display content of the electronic equipment to obtain a target image;
the processing module is used for obtaining the characteristic parameters of each object in the target image;
and the control module is used for controlling the display area of the electronic equipment to be switched into an eye protection mode from the current display mode if the characteristic parameters of the character objects in the objects meet the mode switching condition.
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