CN113760596B - Method, device and medium for controlling display of liquid crystal display screen - Google Patents
Method, device and medium for controlling display of liquid crystal display screen Download PDFInfo
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- CN113760596B CN113760596B CN202111061522.9A CN202111061522A CN113760596B CN 113760596 B CN113760596 B CN 113760596B CN 202111061522 A CN202111061522 A CN 202111061522A CN 113760596 B CN113760596 B CN 113760596B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0793—Remedial or corrective actions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/079—Root cause analysis, i.e. error or fault diagnosis
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/147—Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F3/16—Sound input; Sound output
Abstract
The application relates to a method, a device and a medium for controlling display of a liquid crystal display screen, which relate to the field of display screens and comprise the steps of judging whether display information exists in an abnormal display area or not, determining the abnormal display area in the display screen according to an instruction triggered by a user, obtaining the display information if the display information exists in the abnormal display area, and transferring the display information to an appointed position for display if a viewing instruction triggered by the user is received. The method and the device have the effect of facilitating the user to know the information in the damaged area of the display screen.
Description
Technical Field
The present disclosure relates to the field of display screens, and in particular, to a method, an apparatus, and a medium for controlling a display of a liquid crystal display.
Background
Liquid Crystal Display (LCD) screen, which is called Liquid Crystal Display for short, is one kind of flat panel Display. The screen display device is used for screen display of televisions and computers. The display screen has the advantages of low power consumption, small size and low radiation.
The liquid crystal display screen uses liquid crystal solution in two pieces of polarization materials, so that the crystal can be rearranged to achieve the purpose of imaging when current passes through the liquid.
However, when a part of the area on the liquid crystal display screen is damaged, the damaged area on the liquid crystal display screen cannot be imaged normally, and the damaged area of the display screen blocks the content to be displayed, so that the information displayed in the damaged area is influenced for a user.
Disclosure of Invention
In order to facilitate a user to know information in a damaged area of a display screen, the application provides a method, a device and a medium for controlling a liquid crystal display screen to display.
In a first aspect, the present application provides a method for controlling a display of a liquid crystal display, which adopts the following technical scheme:
a method for controlling the display of a liquid crystal display screen comprises
Judging whether display information exists in an abnormal display area, wherein the abnormal display area is an abnormal display area in a display screen determined according to an instruction triggered by a user;
if the display information exists in the display abnormal area, the display information is acquired;
and if a viewing instruction triggered by a user is received, transferring the display information to a specified position for displaying.
By adopting the technical scheme, when the user finds that the display screen is abnormal, the user determines the abnormal display area on the display screen, so that the electronic equipment can know the abnormal display area on the display screen. The electronic equipment judges whether display information exists in the display abnormal area or not, and if the display information exists in the display abnormal area, the display information in the display abnormal area is acquired so that a user can check the display information conveniently. And when the user needs to view the display information in the display abnormal area, the user triggers a viewing instruction. After receiving a viewing instruction triggered by a user, the electronic equipment transfers the display information to a specified position so that the user views the display information. Therefore, the effect that the user can know the information in the abnormal display area of the display screen is achieved.
In another possible implementation manner, the determining whether display information exists in the display abnormal area includes:
dividing the display area of the display screen to obtain a plurality of sub-display areas;
determining that the display abnormal area is located at a corresponding position in the plurality of sub-display areas;
acquiring image information displayed by the display screen at present;
determining hidden image information based on the image information and the abnormal display area, wherein the hidden image information is image information in the position corresponding to the abnormal display area in the image information;
and judging whether the display information exists or not based on the hidden image information.
By adopting the technical scheme, the area of the display screen is divided into the plurality of sub-display areas, so that the sub-display areas covered by the abnormal display areas can be conveniently determined. The electronic equipment acquires the image information displayed on the current display screen, and determines the hidden image information at the position corresponding to the display abnormal area in the image information based on the image information and the display abnormal area, so that whether the display information exists in the hidden image information or not is judged conveniently.
In another possible implementation manner, the determining whether the display information exists based on the hidden image information includes:
acquiring gray value information corresponding to each pixel in the hidden image information;
and if the gray value information of at least two pixels is different, determining that the display information exists in the hidden image information.
By adopting the technical scheme, when the display information exists in the hidden image information, a user may need to know the content of the display information. The electronic equipment acquires the gray value information corresponding to each pixel in the hidden image information, and if the gray value information corresponding to each pixel in the hidden image information is the same, the hidden image information is indicated to be monochrome color image information, and the monochrome color image information does not belong to the display information. And if the gray value information of at least two pixels is different, determining that the display information exists in the hidden image information. So as to determine the display information and to facilitate the user to know the content of the display information.
In another possible implementation manner, the displayed information includes text display information, and if gray-scale value information of at least two pixels is different, it is determined that the display information exists in the hidden image information, and then the method includes:
carrying out character recognition processing on the hidden image information;
and if the character information is identified, determining that the character display information exists in the hidden image information.
By adopting the technical scheme, when the character display information exists in the hidden image information, a user may need to know the content of the character display information. And the electronic equipment performs character recognition processing on the hidden image information, and if the character information is recognized, the electronic equipment determines that character display information exists in the hidden image information. The character recognition processing is carried out on the hidden image information, so that the display information can be determined conveniently and the user can know the content of the display information conveniently.
In another possible implementation manner, the shifting the display information to a specified location for displaying includes:
acquiring gray value information corresponding to each pixel in the image information;
determining at least one blank image area in the image information, wherein the blank image area is an area formed by pixels with the same continuous adjacent gray value information;
and determining the designated position based on the at least one blank image area, wherein the designated position is a blank image area with the largest area in the at least one blank image area.
By adopting the technical scheme, when the user needs to know the display information in the hidden image information, the position of the display information needs to be determined. After gray value information corresponding to each pixel in the image information is acquired, at least one blank image area is determined, the largest blank image area is determined from the at least one blank image area to be a designated position, and the display information is transferred to the largest blank image area to be displayed, so that the effect of displaying the display information is better.
In another possible implementation manner, the method further includes:
determining the shape of the displayed abnormal area;
determining a fault occurring on the display screen based on the shape of the display abnormal area;
determining a repair suggestion based on the fault occurring on the display screen;
and outputting fault information and repair suggestions of the display screen.
By adopting the technical scheme, when abnormal display areas in different shapes appear on the display screen, the possible faults of the display screen can be determined according to the shapes of the abnormal display areas. After the possible faults of the display screen are determined by displaying the shape of the abnormal area, the repair suggestions corresponding to the faults are determined and output, so that a user can repair the display screen conveniently.
In another possible implementation manner, when the display information is text display information, the method further includes:
and if a viewing instruction triggered by a user is received, the text display information is broadcasted in a voice mode.
By adopting the technical scheme, when the display information is the character display information, the user triggers the viewing instruction and then carries out voice broadcast on the character display information, so that the user can know the content of the character display information conveniently.
In a second aspect, the present application provides a device for controlling display of a liquid crystal display, which adopts the following technical solution:
an apparatus for controlling a display of a liquid crystal display, comprising:
the judging module is used for judging whether display information exists in an abnormal display area, and the abnormal display area is an instruction triggered by a user and determines the abnormal display area in the display screen;
the first acquisition module is used for acquiring the display information when the display information exists in the abnormal display area;
and the display module is used for transferring the display information to a specified position for displaying when receiving a viewing instruction triggered by a user.
By adopting the technical scheme, when the user finds that the display screen is abnormal, the user determines the area with abnormal display on the display screen, so that the electronic equipment can know the area with abnormal display on the display screen. The judging module judges whether display information exists in the display abnormal area or not, and the first obtaining module obtains the display information in the display abnormal area when the display information exists in the display abnormal area so as to be convenient for a user to check. And when the user needs to view the display information in the display abnormal area, the user triggers a view instruction. And after receiving a viewing instruction triggered by a user, the display module transfers the display information to a specified position so that the user views the display information. Therefore, the effect that the user can know the information in the abnormal display area of the display screen is achieved.
In another possible implementation manner, when determining whether display information exists in the display abnormal region, the determining module is specifically configured to:
dividing the display area of the display screen to obtain a plurality of sub-display areas;
determining that the display abnormal area is located at a corresponding position in the plurality of sub-display areas;
acquiring image information displayed by the display screen at present;
determining hidden image information based on the image information and the abnormal display area, wherein the hidden image information is image information in a position corresponding to the abnormal display area in the image information;
and judging whether the display information exists or not based on the hidden image information.
In another possible implementation manner, when determining whether the display information exists based on the hidden image information, the determining module includes:
acquiring gray value information corresponding to each pixel in the hidden image information;
and if the gray value information of at least two pixels is different, determining that the display information exists in the hidden image information.
In another possible implementation manner, the apparatus further includes:
the character recognition module is used for carrying out character recognition processing on the hidden image information;
and the first determining module is used for determining that character display information exists in the hidden image information when the character information is identified.
In another possible implementation manner, the apparatus further includes:
the second acquisition module is used for acquiring gray value information corresponding to each pixel in the image information;
the second determining module is used for determining at least one blank image area in the image information, wherein the blank image area is an area formed by pixels with the same continuous adjacent gray value information;
a third determining module, configured to determine the designated location based on the at least one blank image area, where the designated location is a blank image area with a largest area in the at least one blank image area.
In another possible implementation manner, the apparatus further includes:
the fourth determining module is used for determining the shape of the displayed abnormal area;
a fifth determining module, configured to determine a fault occurring on the display screen based on a shape of the display abnormal region;
a sixth determination module, configured to determine a repair recommendation based on the fault occurring on the display screen;
and the output module is used for outputting the fault information and the repair suggestion of the display screen.
In another possible implementation manner, the apparatus further includes:
and the voice broadcasting module is used for broadcasting the text display information in a voice mode when receiving a viewing instruction triggered by a user.
In a third aspect, the present application provides an electronic device, which adopts the following technical solutions:
an electronic device, comprising:
one or more processors;
a memory;
one or more application programs, wherein the one or more application programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs configured to: a method for controlling a display of a liquid crystal display according to any one of the possible implementations of the first aspect is performed.
In a fourth aspect, the present application provides a computer-readable storage medium, which adopts the following technical solutions:
a computer-readable storage medium, comprising: a computer program is stored which can be loaded by a processor and which implements a method of controlling a display on a liquid crystal display as shown in any one of the possible implementations of the first aspect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the user finds that the display screen is abnormal, the user determines the area with abnormal display on the display screen, so that the electronic equipment can know the area with abnormal display on the display screen. The electronic equipment judges whether display information exists in the display abnormal area or not, and if the display information exists in the display abnormal area, the display information in the display abnormal area is acquired so that a user can check the display information conveniently. And when the user needs to view the display information in the display abnormal area, the user triggers a viewing instruction. After receiving a viewing instruction triggered by a user, the electronic equipment transfers the display information to a specified position so that the user views the display information. Therefore, the effect that a user can know the information in the abnormal display area of the display screen conveniently is achieved;
2. when display information exists in the hidden image information, the user may need to know the content of the display information. The electronic equipment acquires the gray value information corresponding to each pixel in the hidden image information, and if the gray value information corresponding to each pixel in the hidden image information is the same, the hidden image information is indicated to be monochrome color image information, and the monochrome color image information does not belong to the display information. And if the gray value information of at least two pixels is different, determining that display information exists in the hidden image information. So as to determine the display information and facilitate the user to know the content of the display information;
3. when the text display information exists in the hidden image information, the user may need to know the content of the text display information. And the electronic equipment performs character recognition processing on the hidden image information, and if the character information is recognized, the electronic equipment determines that character display information exists in the hidden image information. The character recognition processing is carried out on the hidden image information, so that the display information can be determined conveniently and the user can know the content of the display information conveniently.
Drawings
Fig. 1 is a schematic flowchart of a method for controlling a display of a liquid crystal display according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an apparatus for controlling display of a liquid crystal display according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of an electronic device in an embodiment of the present application.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
A person skilled in the art, after reading the present description, may make modifications to the embodiments as required, without inventive contribution, but fall within the scope of the claims of the present application.
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, 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, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The embodiments of the present application will be described in further detail with reference to the drawings attached hereto.
The embodiment of the application provides a method for controlling a liquid crystal display screen to display, which is executed by electronic equipment, wherein the electronic equipment can be a server or terminal equipment, the server can be an independent physical server, a server cluster or a distributed system formed by a plurality of physical servers, and a cloud server for providing cloud computing service. The terminal device may be a smart phone, a tablet computer, a notebook computer, a desktop computer, and the like, but is not limited thereto, the terminal device and the server may be directly or indirectly connected through a wired or wireless communication manner, and an embodiment of the present application is not limited thereto, as shown in fig. 1, the method includes step S101, step S102, and step S103:
s101, judging whether display information exists in the display abnormal area, wherein the display abnormal area is the display abnormal area determined in the display screen according to an instruction triggered by a user.
For the embodiment of the application, when the display screen is a non-touch screen, the instruction triggered by the user may be an instruction triggered by a mouse or other tools after the user finds that the display screen has an abnormal display area. The user may select the display exception area by using a mouse or other tool to determine that the display screen displays the exception area. When the display screen is a touch screen, the instruction triggered by the user may be an instruction triggered by the touch screen. The user selects and displays the abnormal area by a tool frame such as a finger or a touch pen.
After the display abnormal area is determined, when a user uses the display screen, whether display information exists in the display abnormal area or not is judged, and the display information is information which cannot be normally known by the user.
And S102, if the display information exists in the abnormal display area, acquiring the display information.
In the embodiment of the application, after the display information exists in the display abnormal area, the display information is acquired. After the electronic device acquires the display information, the display information can be temporarily stored, so that when a user needs to know the content of the display information, the display information in the abnormal display area can be called conveniently.
And S103, if a viewing instruction triggered by a user is received, transferring the display information to a specified position for displaying.
For the embodiment of the application, for example, if the display screen is a non-touch screen and the user wants to know the display information in the display abnormal area, the viewing instruction triggered by the user may be an operation of moving another tool such as a mouse to the display abnormal area, and when the user moves another tool such as the mouse to the display abnormal area, it indicates that the user needs to know the display information in the display abnormal area, and the electronic device transfers the display information to a specified position for display, so that the effect of facilitating the user to view the display information in the display abnormal area is achieved.
In a possible implementation manner of the embodiment of the present application, the step S101, when determining whether there is display information in the display abnormal region, specifically includes step S1011 (not shown in the figure), step S1012 (not shown in the figure), step S1013 (not shown in the figure), step S1014 (not shown in the figure), and step S1015 (not shown in the figure), wherein,
s1011, dividing the display area of the display screen to obtain a plurality of sub-display areas.
For the embodiment of the application, the display area of the display screen is divided to obtain a plurality of sub-display areas, and the sub-display areas determine which sub-display areas the abnormal display areas are located in. So as to locate the display abnormal area. The more sub-display regions are divided, the more accurate the determined position of the display abnormal region is.
And S1012, determining that the display abnormal area is positioned at the corresponding position in the plurality of sub-display areas.
With the embodiment of the application, for example, the display area of the display screen is divided into 5 × 7 sub-display areas, and the display abnormal area determined by the user is located in the first sub-display area in the third row, so that the position of the display abnormal area in the display area of the display screen is conveniently determined.
And S1013, acquiring the image information displayed by the current display screen.
For the embodiment of the application, the electronic device can intercept the image information displayed on the current display screen in a screen-capturing mode, so that the electronic device can conveniently judge whether the display information exists in the area corresponding to the abnormal display in the image information.
And S1014, determining hidden image information based on the image information and the abnormal display area, wherein the hidden image information is the image information in the position corresponding to the abnormal display area in the image information.
For the embodiment of the application, the area image corresponding to the display abnormal area is found from the image information, and the area image is determined as the hidden image information. For example, the hidden image information can be extracted from the image information, so that the hidden image information can be analyzed conveniently.
S1015, determines whether or not there is display information based on the hidden image information.
For the embodiment of the application, display information may exist in the hidden image information, and the display information may be text display information or other display information, such as graphic display information. Therefore, after the hidden image information is determined, it is further determined whether display information exists in the hidden image information.
In a possible implementation manner of the embodiment of the present application, the step S1015 when determining whether there is display information based on the hidden image information includes step S10151 (not shown in the figure) and step S10152 (not shown in the figure), wherein,
s10151, obtaining gray scale value information corresponding to each pixel in the hidden image information.
For the embodiment of the application, whether the display information exists in the hidden image information is convenient to determine by acquiring the gray value information corresponding to each pixel in the hidden image information.
S10152, if the gray scale information of at least two pixels is different, determining that the hidden image information includes display information.
For the embodiment of the application, when the gray-level values of each pixel in the hidden image information are the same, the hidden image information is monochrome color image information, and it can be determined that no display information exists in the hidden image information when the hidden image information is monochrome color image information. If the gray-scale value information of at least two pixels in the hidden image information is different, for example, the gray-scale value information of one pixel in the hidden image information is 60, and the gray-scale value information of the remaining pixels is 100, it can be determined that the display information exists in the hidden image information.
In a possible implementation manner of the embodiment of the present application, the display information includes text display information, and step S10152 is followed by step S10153 (not shown in the figure) and step S10154 (not shown in the figure), wherein,
s10153, character recognition processing is performed on the hidden image information.
For the embodiment of the present application, the character recognition processing on the hidden image information may be performed by an ocr (optical character recognition) character recognition technology. The character information in the hidden image information is convenient to recognize through an OCR character recognition technology.
S10154, if the character information is recognized, it is determined that the character display information exists in the hidden image information.
For the embodiment of the present application, for example, if it is recognized by the OCR character recognition technology that the character information in the hidden image information is the letter "a", it is determined that there is character display information in the hidden image information.
In a possible implementation manner of the embodiment of the present application, step S103 includes step S104 (not shown), step S105 (not shown), and step S106 (not shown), wherein,
and S104, acquiring gray value information corresponding to each pixel in the image information.
For the embodiment of the application, after the image information displayed by the current display screen is obtained, the gray value information corresponding to each pixel in the image information is obtained. For example, the gray scale value information of the first pixel in the first row is 100, the gray scale value information of the second pixel in the first row is 50, the gray scale value information of the first pixel in the first row is 110, the gray scale value information of the first pixel in the first row is 200 … …, and so on.
And S105, determining at least one blank image area in the image information, wherein the blank image area is an area formed by pixels with the same continuous adjacent gray value information.
For the embodiment of the present application, for example, if the gray-scale value information of the first pixel in the first row is 100, the gray-scale value information of the second pixel in the first row is 100, the gray-scale value information of the third pixel in the first row is 100, the gray-scale value information of the first pixel in the second row is 100, and the gray-scale value information of the second pixel in the second row is 100, it is determined that the region composed of the six pixels is a blank image region. The image within the blank image area is composed of monochrome colors, and therefore, no display information exists in the blank image area.
S106, determining a designated position based on the at least one blank image area, wherein the designated position is a blank image area with the largest area in the at least one blank image area.
For the embodiment of the application, the blank image area with the largest area is determined in the at least one blank image area, the blank image area with the largest area is determined as the appointed position, and the display information is transferred to the appointed position to be displayed, so that the display effect of the display information is improved.
When the blank image region with the largest area is overlapped with the abnormal display region, selecting the blank image region with the second largest area as the designated position
In a possible implementation manner of the embodiment of the present application, the method further includes step S107 (not shown in the figure), step S108 (not shown in the figure), step S109 (not shown in the figure), and step S110 (not shown in the figure), where step S107 may be executed before step S101, or may be executed after step S101, or may be executed simultaneously with step S101, where,
and S107, determining the shape of the displayed abnormal area.
For the embodiment of the application, the shape of the display abnormal area is determined after the display abnormal area of the display screen is determined. For example, the display abnormal region is a circle, a dot, a long stripe, an irregular shape, or the like. The display anomaly area may generally indicate a possible failure of the display screen.
And S108, determining the fault of the display screen based on the shape of the abnormal display area.
For the embodiment of the application, for example, if the display abnormal area is a circle or an irregular shape, it indicates that liquid leakage may occur in the liquid crystal display screen; if the abnormal display area is a long strip, the flat cable in the display screen is possibly in poor contact or other abnormal conditions; if the abnormal display area is dotted, the single liquid crystal point in the display screen is damaged. The shape of the area in which anomalies are displayed by the display screen facilitates the determination of possible faults of the display screen.
And S109, determining a repair suggestion based on the fault occurring on the display screen.
For the embodiment of the application, a repair suggestion corresponding to a fault occurring on the display screen may be stored in the electronic device in advance, for example, the repair suggestion corresponding to "displaying an abnormal area as a circular or irregular figure" is to check whether the display screen has liquid leakage; the repair suggestion corresponding to the 'display abnormal area is a long strip shape' is 'checking whether the flat cable is abnormal or not'; the repair proposal corresponding to the "display abnormal region is dotted" is to check whether or not the liquid crystal dot is damaged. And after the possible fault of the display screen is determined, the repair suggestion corresponding to the fault is determined.
And S110, outputting the fault information and repair suggestion of the display screen.
For the embodiment of the application, for example, the display abnormal area is a circle, and the determined fault is 'liquid leakage may occur on the display screen'. The electronic equipment controls the display screen to output fault information of 'possible liquid leakage of the display screen' and repair suggestion of 'checking whether liquid leakage occurs in the display screen'. Therefore, the user can better know the fault of the display screen.
In a possible implementation manner of the embodiment of the present application, when the display information is text display information, the method further includes step S111 (not shown in the figure), wherein,
and S111, if a viewing instruction triggered by a user is received, broadcasting the character display information in voice.
For the present embodiment, for example, for a non-touch screen, the user-triggered viewing instruction may be an operation of moving a mouse or other tool to a display exception area. After the user moves a mouse or other tools to the abnormal display area, the electronic equipment controls equipment such as a sound box and the like to broadcast the text display information in a voice mode. For the touch screen, the checking instruction triggered by the user may be an operation of displaying the abnormal area by electric shock through a tool such as a finger or a touch pen, and after the abnormal area is displayed by electric shock through the tool such as the finger or the touch pen, the electronic device controls a device such as a sound device to perform voice broadcast on the text display information. Therefore, the user can know the character display information in the abnormal display area more conveniently.
The above embodiments describe a method for controlling a display of a liquid crystal display from the perspective of a method flow, and the following embodiments describe an apparatus for controlling a display of a liquid crystal display from the perspective of a virtual module or a virtual unit, which are described in detail in the following embodiments.
The embodiment of the present application provides an apparatus for controlling display of a liquid crystal display, as shown in fig. 2, the apparatus 20 for controlling display of a liquid crystal display may specifically include:
the judging module 201 is configured to judge whether display information exists in the display abnormal area, where the display abnormal area is an instruction triggered by a user to determine the display abnormal area in the display screen;
a first obtaining module 202, configured to obtain display information when display information exists in the display abnormal area;
and the display module 203 is used for transferring the display information to a specified position for displaying when receiving a viewing instruction triggered by a user.
For the embodiment of the application, when the user finds that the display screen is abnormal, the user determines the abnormal display area on the display screen, so that the electronic equipment can know the abnormal display area on the display screen. The judging module 201 judges whether display information exists in the display abnormal area, and the first obtaining module 202 obtains the display information in the display abnormal area when the display information exists in the display abnormal area, so that the display information is convenient for a user to view. And when the user needs to view the display information in the display abnormal area, the user triggers a viewing instruction. The display module 203 transfers the display information to a designated location to enable the user to view the display information after receiving a viewing instruction triggered by the user. Therefore, the effect that the user can know the information in the abnormal display area of the display screen is achieved.
In a possible implementation manner of the embodiment of the present application, when determining whether display information exists in the display abnormal area, the determining module 201 is specifically configured to:
dividing a display area of a display screen to obtain a plurality of sub-display areas;
determining that the display abnormal area is located at a corresponding position in the plurality of sub-display areas;
acquiring image information displayed by a current display screen;
determining hidden image information based on the image information and the display abnormal area, wherein the hidden image information is the image information in the position of the corresponding display abnormal area in the image information;
whether display information exists is determined based on the hidden image information.
In a possible implementation manner of the embodiment of the present application, when the determining module 201 determines whether there is display information based on the hidden image information, the method includes:
acquiring gray value information corresponding to each pixel in the hidden image information;
and if the gray value information of at least two pixels is different, determining that display information exists in the hidden image information.
In a possible implementation manner of the embodiment of the present application, the apparatus 20 further includes:
the character recognition module is used for carrying out character recognition processing on the hidden image information;
and the first determining module is used for determining that the character display information exists in the hidden image information when the character information is identified.
In a possible implementation manner of the embodiment of the present application, the apparatus 20 further includes:
the second acquisition module is used for acquiring gray value information corresponding to each pixel in the image information;
the second determining module is used for determining at least one blank image area in the image information, wherein the blank image area is an area formed by pixels with the same continuous adjacent gray value information;
and the third determining module is used for determining a designated position based on the at least one blank image area, wherein the designated position is a blank image area with the largest area in the at least one blank image area.
In a possible implementation manner of the embodiment of the present application, the apparatus 20 further includes:
the fourth determining module is used for determining the shape of the displayed abnormal area;
a fifth determining module, configured to determine a fault occurring on the display screen based on the shape of the display abnormal region;
a sixth determining module, configured to determine a repair suggestion based on a fault occurring on the display screen;
and the output module is used for outputting the fault information and the repair suggestion of the display screen.
In a possible implementation manner of the embodiment of the present application, the apparatus 20 further includes:
and the voice broadcasting module is used for broadcasting the character display information in voice when receiving a viewing instruction triggered by a user.
In this embodiment of the application, the first obtaining module 202 and the second obtaining module may be the same obtaining module or different obtaining modules. The first determining module, the second determining module, the third determining module, the fourth determining module, the fifth determining module and the sixth determining module may be the same determining module, may be different determining modules, or may be partially the same determining module.
The embodiment of the present application provides a device 20 for controlling the display of a liquid crystal display, which is suitable for the above method embodiments and is not described herein again.
In an embodiment of the present application, an electronic device is provided, and as shown in fig. 3, an electronic device 30 shown in fig. 3 includes: a processor 301 and a memory 303. Wherein the processor 301 is coupled to the memory 303, such as via bus 302. Optionally, the electronic device 300 may further include a transceiver 304. It should be noted that the transceiver 304 is not limited to one in practical applications, and the structure of the electronic device 300 is not limited to the embodiment of the present application.
The Processor 301 may be a CPU (Central Processing Unit), a general-purpose Processor, a DSP (Digital Signal Processor), an ASIC (Application Specific Integrated Circuit), an FPGA (Field Programmable Gate Array) or other Programmable logic device, a transistor logic device, a hardware component, or any combination thereof. Which may implement or perform the various illustrative logical blocks, modules, and circuits described in connection with the disclosure. The processor 301 may also be a combination of computing functions, e.g., comprising one or more microprocessors, a combination of a DSP and a microprocessor, or the like.
The Memory 303 may be a ROM (Read Only Memory) or other type of static storage device that can store static information and instructions, a RAM (Random Access Memory) or other type of dynamic storage device that can store information and instructions, an EEPROM (Electrically Erasable Programmable Read Only Memory), a CD-ROM (Compact Disc Read Only Memory) or other optical Disc storage, optical Disc storage (including Compact Disc, laser Disc, optical Disc, digital versatile Disc, blu-ray Disc, etc.), a magnetic Disc storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer, but is not limited to these.
The memory 303 is used for storing application program codes for executing the scheme of the application, and the processor 301 controls the execution. The processor 301 is configured to execute application program code stored in the memory 303 to implement the aspects illustrated in the foregoing method embodiments.
Among them, electronic devices include but are not limited to: mobile terminals such as mobile phones, notebook computers, digital broadcast receivers, PDAs (personal digital assistants), PADs (tablet computers), PMPs (portable multimedia players), in-vehicle terminals (e.g., in-vehicle navigation terminals), and the like, and fixed terminals such as digital TVs, desktop computers, and the like. But also a server, etc. The electronic device shown in fig. 3 is only an example, and should not bring any limitation to the functions and the scope of use of the embodiments of the present disclosure.
The present application provides a computer-readable storage medium, on which a computer program is stored, which, when running on a computer, enables the computer to execute the corresponding content in the foregoing method embodiments. Compared with the prior art, when the user finds that the display screen is abnormal, the user determines the area with abnormal display on the display screen, so that the electronic equipment can know the area with abnormal display on the display screen. The electronic equipment judges whether display information exists in the display abnormal area or not, and if the display information exists in the display abnormal area, the display information in the display abnormal area is acquired so that a user can check the display information conveniently. And when the user needs to view the display information in the display abnormal area, the user triggers a viewing instruction. After receiving a viewing instruction triggered by a user, the electronic equipment transfers the display information to a specified position so that the user views the display information. Therefore, the effect that the user can know the information in the abnormal display area of the display screen is achieved.
It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless otherwise indicated herein. Moreover, at least a portion of the steps in the flow chart of the figure may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, and the order of execution is not necessarily sequential, but may be performed alternately or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
The foregoing is only a partial embodiment of the present application, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations should also be regarded as the protection scope of the present application.
Claims (9)
1. A method for controlling a display of a liquid crystal display, comprising:
judging whether display information exists in an abnormal display area, wherein the abnormal display area is an abnormal display area in a display screen determined according to an instruction triggered by a user;
if the display information exists in the display abnormal area, the display information is acquired;
if a viewing instruction triggered by a user is received, transferring the display information to a specified position for displaying;
wherein the judging whether the display information exists in the display abnormal area comprises:
dividing the display area of the display screen to obtain a plurality of sub-display areas;
determining that the display abnormal area is located at a corresponding position in the plurality of sub-display areas;
acquiring image information displayed by the display screen at present;
determining hidden image information based on the image information and the abnormal display area, wherein the hidden image information is image information in the position corresponding to the abnormal display area in the image information;
and judging whether the display information exists or not based on the hidden image information.
2. The method for controlling the display of the liquid crystal display screen according to claim 1, wherein the determining whether the display information exists based on the hidden image information comprises:
acquiring gray value information corresponding to each pixel in the hidden image information;
and if the gray value information of at least two pixels is different, determining that the display information exists in the hidden image information.
3. The method as claimed in claim 2, wherein the display information includes text display information, and if the gray-level information of at least two pixels is different, determining that the display information exists in the hidden image information, and then comprising:
carrying out character recognition processing on the hidden image information;
and if the character information is identified, determining that the character display information exists in the hidden image information.
4. The method of claim 1, wherein said shifting the display information to a designated location for display comprises:
acquiring gray value information corresponding to each pixel in the image information;
determining at least one blank image area in the image information, wherein the blank image area is an area formed by pixels with the same continuous adjacent gray value information;
and determining the designated position based on the at least one blank image area, wherein the designated position is a blank image area with the largest area in the at least one blank image area.
5. The method of controlling a display of a liquid crystal display panel according to claim 1, the method further comprising:
determining a shape of the display abnormality region;
determining a fault occurring on the display screen based on the shape of the display abnormal area;
determining a repair recommendation based on the fault occurring on the display screen;
and outputting fault information and repair suggestions of the display screen.
6. The method of claim 3, wherein when the display information is text display information, the method further comprises:
and if a viewing instruction triggered by a user is received, the text display information is broadcasted in a voice mode.
7. An apparatus for controlling a display of a liquid crystal display, comprising:
the judging module is used for judging whether display information exists in an abnormal display area, and the abnormal display area is an instruction triggered by a user and determines the abnormal display area in the display screen;
the first acquisition module is used for acquiring the display information when the display information exists in the abnormal display area;
the display module is used for transferring the display information to a specified position for displaying when receiving a viewing instruction triggered by a user;
the judging module is specifically configured to, when judging whether display information exists in the display abnormal region:
dividing the display area of the display screen to obtain a plurality of sub-display areas;
determining that the display abnormal area is located at a corresponding position in the plurality of sub-display areas;
acquiring image information displayed by the display screen at present;
determining hidden image information based on the image information and the abnormal display area, wherein the hidden image information is image information in the position corresponding to the abnormal display area in the image information;
and judging whether the display information exists or not based on the hidden image information.
8. An electronic device, comprising:
one or more processors;
a memory;
one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the one or more processors, the one or more programs configured to: the method for controlling the display of the liquid crystal display screen according to any one of claims 1 to 6 is carried out.
9. A computer-readable storage medium on which a computer program is stored, the program, when executed by a processor, implementing a method of controlling a display of a liquid crystal display panel according to any one of claims 1 to 6.
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