CN117528192A - Image quality adjusting method and display device - Google Patents
Image quality adjusting method and display device Download PDFInfo
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- CN117528192A CN117528192A CN202210912296.9A CN202210912296A CN117528192A CN 117528192 A CN117528192 A CN 117528192A CN 202210912296 A CN202210912296 A CN 202210912296A CN 117528192 A CN117528192 A CN 117528192A
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- 230000006870 function Effects 0.000 description 7
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4854—End-user interface for client configuration for modifying image parameters, e.g. image brightness, contrast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
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Abstract
The application provides an image quality adjusting method and display equipment, when receiving an image quality adjusting instruction, the display equipment acquires a first image currently displayed by a display screen, determines a plurality of image quality adjusting schemes according to image information corresponding to the first image and image quality adjusting items corresponding to the image quality adjusting instruction, then controls the display screen to display each second image generated after the first image is adjusted according to each image quality adjusting scheme in a preset display mode so as to be selected by a user, and when receiving a selection instruction of the user, determines image quality parameters of the display screen according to the image quality adjusting scheme corresponding to the second image selected by the selection instruction, thereby not only reducing the operation complexity of image quality adjustment, but also enabling the display effect of the display screen to more easily reach the expected effect of the user.
Description
Technical Field
The embodiment of the application relates to the technical field of display equipment, in particular to an image quality adjusting method and display equipment.
Background
With the improvement of living standard, the requirements of users on the image quality of display devices are also increasing. The image quality of the display device depends on the backlight brightness, the image brightness, the contrast, the color, the definition and other settings, and in order to meet the different demands of different users, the display device is usually configured with an image quality adjusting menu for users to adjust.
However, most users lack knowledge of image quality adjustment and color knowledge, so the user self-adjusting mode is complex in operation and difficult to achieve the effect expected by the user, and even the worse the image quality is, the more the user experience is seriously affected.
Disclosure of Invention
The embodiment of the application provides an image quality adjusting method and display equipment, which can solve the technical problems that the image quality adjusting mode of the current display equipment is complex to operate and hardly achieves the expected effect of a user.
In a first aspect, embodiments of the present application provide a display device, including:
a display screen;
a controller in communication with the display screen, the controller configured to:
when an image quality adjusting instruction is received, acquiring a first image currently displayed by the display screen;
determining a plurality of image quality adjustment schemes according to image information corresponding to the first image and image quality adjustment items corresponding to the image quality adjustment instructions;
controlling the display screen to display each second image generated after the first image is regulated according to each image quality regulating scheme in a preset display mode;
and when a selection instruction is received, determining the image quality parameters of the display screen according to the image quality adjustment scheme corresponding to the second image selected by the selection instruction.
In some embodiments, the determining a plurality of image quality adjustment schemes according to the image information corresponding to the first image and the image quality adjustment item corresponding to the image quality adjustment instruction includes:
determining the current display scene of the display screen according to the image information corresponding to the first image;
acquiring a plurality of display effects related to the image quality adjustment items;
and acquiring an image quality adjustment scheme corresponding to each display effect under the display scene in a preset database.
In some embodiments, further comprising:
according to the pre-acquired user investigation data, determining various display effects of the display screen related to the image quality adjustment items under various display scenes;
and configuring an image quality adjusting scheme corresponding to each display effect of the display screen under each display scene, and storing the image quality adjusting scheme into a preset database.
In some embodiments, the determining a plurality of image quality adjustment schemes according to the image information corresponding to the first image and the image quality adjustment item corresponding to the image quality adjustment instruction includes:
when the image quality adjusting item is an image brightness adjusting item, determining first image information corresponding to the first image, wherein the first image information comprises average brightness of the first image;
determining the current brightness display scene of the display screen according to the average brightness of the first image;
acquiring various brightness display effects related to the image brightness adjustment items;
and acquiring an image quality adjustment scheme corresponding to each brightness display effect under the brightness display scene from the database.
In some embodiments, the highlighting scenes include a highlight scene, a mid-highlight scene, and a low-highlight scene; the brightness display effect comprises a detail display effect and a high contrast display effect;
the configuration of the image quality adjustment scheme corresponding to each display effect of the display screen in each display scene comprises the following steps:
and respectively configuring an image quality adjusting scheme corresponding to the detail display effect and an image quality adjusting scheme corresponding to the high-contrast display effect of the display screen in the highlight scene, the medium-bright scene and the low-bright scene.
In some embodiments, the determining a plurality of image quality adjustment schemes according to the image information corresponding to the first image and the image quality adjustment item corresponding to the image quality adjustment instruction includes:
when the image quality adjusting item is an image color adjusting item, determining second image information corresponding to the first image, wherein the second image information comprises a color space of the first image;
acquiring a plurality of color display effects related to the image color adjustment items;
and acquiring an image quality adjustment scheme corresponding to each color display effect according with the color space from the database.
In some embodiments, the configuring an image quality adjustment scheme corresponding to each display effect of the display screen in each display scene includes:
and respectively configuring image quality adjustment schemes corresponding to each color display effect of the display screen under various color spaces.
In a second aspect, an embodiment of the present application provides an image quality adjustment method, including:
when an image quality adjusting instruction is received, acquiring a first image currently displayed by a display screen;
determining a plurality of image quality adjustment schemes according to image information corresponding to the first image and image quality adjustment items corresponding to the image quality adjustment instructions;
controlling the display screen to display each second image generated after the first image is regulated according to each image quality regulating scheme in a preset display mode;
and when a selection instruction is received, determining the image quality parameters of the display screen according to the image quality adjustment scheme corresponding to the second image selected by the selection instruction.
In some embodiments, the determining a plurality of image quality adjustment schemes according to the image information corresponding to the first image and the image quality adjustment item corresponding to the image quality adjustment instruction includes:
determining the current display scene of the display screen according to the image information corresponding to the first image;
acquiring a plurality of display effects related to the image quality adjustment items;
and acquiring an image quality adjustment scheme corresponding to each display effect under the display scene in a preset database.
In some embodiments, further comprising:
according to the pre-acquired user investigation data, determining various display effects of the display screen related to the image quality adjustment items under various display scenes;
and configuring an image quality adjusting scheme corresponding to each display effect of the display screen under various display scenes, and storing the image quality adjusting scheme into a preset database.
In some embodiments, the determining a plurality of image quality adjustment schemes according to the image information corresponding to the first image and the image quality adjustment item corresponding to the image quality adjustment instruction includes:
when the image quality adjusting item is an image brightness adjusting item, determining first image information corresponding to the first image, wherein the first image information comprises average brightness of the first image;
determining the current brightness display scene of the display screen according to the average brightness of the first image;
acquiring various brightness display effects related to the image brightness adjustment items;
and acquiring an image quality adjustment scheme corresponding to each brightness display effect under the brightness display scene from the database.
In some embodiments, the highlighting scenes include a highlight scene, a mid-highlight scene, and a low-highlight scene; the brightness display effect comprises a detail display effect and a high contrast display effect;
the configuration of the image quality adjustment scheme corresponding to each display effect of the display screen in each display scene comprises the following steps:
and respectively configuring an image quality adjusting scheme corresponding to the detail display effect and an image quality adjusting scheme corresponding to the high-contrast display effect of the display screen in the highlight scene, the medium-bright scene and the low-bright scene.
In some embodiments, the determining a plurality of image quality adjustment schemes according to the image information corresponding to the first image and the image quality adjustment item corresponding to the image quality adjustment instruction includes:
when the image quality adjusting item is an image color adjusting item, determining second image information corresponding to the first image, wherein the second image information comprises a color space of the first image;
acquiring a plurality of color display effects related to the image color adjustment items;
and acquiring an image quality adjustment scheme corresponding to each color display effect according with the color space from the database.
In some embodiments, the configuring an image quality adjustment scheme corresponding to each display effect of the display screen in each display scene includes:
and respectively configuring image quality adjustment schemes corresponding to each color display effect of the display screen under various color spaces.
According to the image quality adjusting method and the display device, when the display device receives the image quality adjusting instruction, a first image currently displayed by the display screen is obtained, a plurality of image quality adjusting schemes are determined according to image information corresponding to the first image and image quality adjusting items corresponding to the image quality adjusting instruction, then the display screen is controlled to display each second image generated after the first image is adjusted according to each image quality adjusting scheme in a preset display mode so as to be selected by a user, and when the selection instruction of the user is received, image quality parameters of the display screen are determined according to the image quality adjusting scheme corresponding to the second image selected by the selection instruction, so that the operation complexity of image quality adjustment is reduced, and the display effect of the display screen is easier to achieve the expected effect of the user.
Drawings
A schematic diagram of an operational scenario between a display device and a control apparatus according to some embodiments is schematically shown in fig. 1;
a hardware configuration block diagram of a display device 200 according to some embodiments is exemplarily shown in fig. 2;
an icon control interface display schematic of an application in a display device 200 according to some embodiments is illustrated in fig. 3;
fig. 4 is a schematic flow chart schematically showing an image quality adjustment method;
fig. 5 is a display schematic diagram of a display screen displaying a plurality of second images in an embodiment of the present application;
fig. 6 is another display schematic diagram of a display screen displaying a plurality of second images according to an embodiment of the present application.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of 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 apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure. Furthermore, while the subject matter of this application is described in terms of one or more illustrative examples, it is to be understood that each aspect of the subject matter may be practiced separately from the subject matter in a complete embodiment.
It should be noted that the brief description of the terms in the present application is only for convenience in understanding the embodiments described below, and is not intended to limit the embodiments of the present application. Unless otherwise indicated, these terms should be construed in their ordinary and customary meaning.
The terms first, second and the like in the description and in the claims and in the above-described figures are used for distinguishing between similar or similar objects or entities and not necessarily for describing a particular sequential or chronological order, unless otherwise indicated. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.
Furthermore, the terms "comprise" and "have," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements is not necessarily limited to those elements expressly listed, but may include other elements not expressly listed or inherent to such product or apparatus.
The term "module" as used in the embodiments of the present application refers to any known or later developed hardware, software, firmware, artificial intelligence, fuzzy logic, or combination of hardware or/and software code that is capable of performing the function associated with that element.
Referring to fig. 1, a schematic diagram of an operation scenario between a display device and a control apparatus according to an embodiment is exemplarily shown in fig. 1. As shown in fig. 1, a user may operate the display apparatus 200 through the mobile terminal 300 or the control device 100.
In some embodiments, the control apparatus 100 may be a remote controller, and the communication between the remote controller and the display device includes infrared protocol communication or bluetooth protocol communication, and other short-range communication modes, etc., and the display device 200 is controlled by a wireless or other wired mode. The user may control the display device 200 by inputting user instructions through keys on a remote control, voice input, control panel input, etc. Such as: the user can input corresponding control instructions through volume up-down keys, channel control keys, up/down/left/right movement keys, voice input keys, menu keys, on-off keys, etc. on the remote controller to realize the functions of the control display device 200.
In some embodiments, the display device 200 may also be controlled using a mobile terminal, tablet, computer, notebook, or other smart device. For example, the display device 200 is controlled using an application running on a smart device. The application program, by configuration, can provide various controls to the user in an intuitive User Interface (UI) on a screen associated with the smart device.
In some embodiments, the mobile terminal 300 may install a software application with the display device 200, implement connection communication through a network communication protocol, and achieve the purpose of one-to-one control operation and data communication.
As also shown in fig. 1, the display device 200 is also in data communication with the server 400 via a variety of communication means. The display device 200 may be permitted to make communication connections via a Local Area Network (LAN), a Wireless Local Area Network (WLAN), and other networks. The server 400 may provide various contents and interactions to the display device 200. By way of example, display device 200 receives software program updates, or accesses a remotely stored digital media library by sending and receiving information, as well as Electronic Program Guide (EPG) interactions. The server 400 may be a cluster, or may be multiple clusters, and may include one or more types of servers. Other web service content such as video on demand and advertising services are provided through the server 400.
In some embodiments, the display device 200 may be a liquid crystal display, an OLED display, a projection display, or the like. The particular display device type, size, resolution, etc. are not limited, and those skilled in the art will appreciate that the display device 200 may be modified in performance and configuration as desired.
The display apparatus 200 may additionally provide a smart network television function of a computer support function, including, but not limited to, a network television, a smart television, an Internet Protocol Television (IPTV), etc., in addition to the broadcast receiving television function.
A hardware configuration block diagram of the display device 200 according to an exemplary embodiment is illustrated in fig. 2.
In some embodiments, at least one of the controller 250, the modem 210, the communicator 220, the detector 230, the input/output interface 255, the display 275, the audio output interface 285, the memory 260, the power supply 290, the user interface 265, and the external device interface 240 is included in the display apparatus 200.
In some embodiments, the display 275 is configured to receive image signals from the first processor output, and to display video content and images and components of the menu manipulation interface.
In some embodiments, the display 275 includes a display assembly for presenting pictures and a drive assembly for driving the display of images.
In some embodiments, the display video content may be from broadcast television content, or may be a variety of broadcast signals receivable via a wired or wireless communication protocol. Alternatively, various image contents received from the network server side transmitted from the network communication protocol may be displayed.
In some embodiments, the display 275 is used to present a user-manipulated UI interface generated in the display device 200 and used to control the display device 200.
In some embodiments, depending on the type of display 275, a drive assembly for driving the display is also included.
In some embodiments, display 275 is a projection display and may also include a projection device and projection screen.
In some embodiments, communicator 220 is a component for communicating with external devices or external servers according to various communication protocol types. For example: the communicator may include at least one of a Wifi chip, a bluetooth communication protocol chip, a wired ethernet communication protocol chip, or other network communication protocol chip or a near field communication protocol chip, and an infrared receiver.
In some embodiments, the display device 200 may establish control signal and data signal transmission and reception between the communicator 220 and the external control device 100 or the content providing device.
In some embodiments, the user interface 265 may be used to receive infrared control signals from the control device 100 (e.g., an infrared remote control, etc.).
In some embodiments, the detector 230 is a signal that the display device 200 uses to capture or interact with the external environment.
In some embodiments, the display device 200 may adaptively adjust the display color temperature of the image. The display device 200 may be adjusted to display a colder color temperature shade of the image, such as when the temperature is higher, or the display device 200 may be adjusted to display a warmer color shade of the image when the temperature is lower.
In some embodiments, as shown in fig. 2, the input/output interface 255 is configured to enable data transfer between the controller 250 and external other devices or other controllers 250. Such as receiving video signal data and audio signal data of an external device, command instruction data, or the like.
In some embodiments, external device interface 240 may include, but is not limited to, the following: any one or more interfaces of a high definition multimedia interface HDMI interface, an analog or data high definition component input interface, a composite video input interface, a USB input interface, an RGB port, and the like can be used. The plurality of interfaces may form a composite input/output interface.
In some embodiments, as shown in fig. 2, the modem 210 is configured to receive the broadcast television signal by a wired or wireless receiving manner, and may perform modulation and demodulation processes such as amplification, mixing, and resonance, and demodulate the audio/video signal from the plurality of wireless or wired broadcast television signals, where the audio/video signal may include a television audio/video signal carried in a television channel frequency selected by a user, and an EPG data signal.
In some embodiments, the frequency point demodulated by the modem 210 is controlled by the controller 250, and the controller 250 may send a control signal according to the user selection, so that the modem responds to the television signal frequency selected by the user and modulates and demodulates the television signal carried by the frequency.
In some embodiments, the controller 250 controls the operation of the display device and responds to user operations through various software control programs stored on the memory. The controller 250 may control the overall operation of the display apparatus 200. For example: in response to receiving a user command for selecting a UI object displayed on the display 275, the controller 250 may perform an operation related to the object selected by the user command.
As shown in fig. 2, the controller 250 includes at least one of a random access Memory 251 (Random Access Memory, RAM), a Read-Only Memory 252 (ROM), a video processor 270, an audio processor 280, a graphics processor 253 (Graphics Processing Unit, GPU), a central processor 254 (Central Processing Unit, CPU), a communication interface (Communication Interface), and a communication Bus 256 (Bus). Wherein the communication bus connects the various components.
In some embodiments, RAM 251 is used to store temporary data for the operating system or other on-the-fly programs
In some embodiments, ROM 252 is used to store instructions for various system boots.
In some embodiments, ROM 252 is used to store a basic input output system, referred to as a basic input output system (Basic Input Output System, BIOS). The system comprises a drive program and a boot operating system, wherein the drive program is used for completing power-on self-checking of the system, initialization of each functional module in the system and basic input/output of the system.
In some embodiments, upon receipt of the power-on signal, the display device 200 power starts up, the CPU runs system boot instructions in the ROM 252, copies temporary data of the operating system stored in memory into the RAM 251, in order to start up or run the operating system. When the operating system is started, the CPU copies temporary data of various applications in the memory to the RAM 251, and then, facilitates starting or running of the various applications.
In some embodiments, CPU processor 254 is used to execute operating system and application program instructions stored in memory. And executing various application programs, data and contents according to various interactive instructions received from the outside, so as to finally display and play various audio and video contents.
In some exemplary embodiments, the CPU processor 254 may comprise a plurality of processors. The plurality of processors may include one main processor and one or more sub-processors. A main processor for performing some operations of the display apparatus 200 in the pre-power-up mode and/or displaying a picture in the normal mode. One or more sub-processors for one operation in a standby mode or the like.
The user interface 265 is used to receive an input signal from a user and then transmit the received user input signal to the controller 250. The user input signal may be a remote control signal received through an infrared receiver, and various user control signals may be received through a network communication module.
In some embodiments, a user inputs a user command through the control apparatus 100 or the mobile terminal 300, the user input interface is then responsive to the user input through the controller 250, and the display device 200 is then responsive to the user input.
In some embodiments, a "user interface" is a media interface for interaction and exchange of information between an application or operating system and a user that enables conversion between an internal form of information and a form acceptable to the user. A commonly used presentation form of the user interface is a graphical user interface (Graphic User Interface, GUI), which refers to a user interface related to computer operations that is displayed in a graphical manner. It may be an interface element such as an icon, a window, a control, etc. displayed in a display screen of the electronic device, where the control may include a visual interface element such as an icon, a button, a menu, a tab, a text box, a dialog box, a status bar, a navigation bar, a Widget, etc.
In some embodiments, as shown in fig. 3, a schematic diagram of an icon control interface of an application in the display device 200 according to some embodiments is exemplarily shown in fig. 3, where an application layer includes at least one application program that can display a corresponding icon control in a display screen, such as: a live television application icon control, a video on demand application icon control, a media center application icon control, an application center icon control, a game application icon control, and the like.
In some embodiments, the live television application may provide live television via different signal sources. For example, a live television application may provide television signals using inputs from cable television, radio broadcast, satellite services, or other types of live television services. And, the live television application may display video of the live television signal on the display device 200.
In some embodiments, the video on demand application may provide video from different storage sources. Unlike live television applications, video-on-demand provides video displays from some storage sources. For example, video-on-demand may come from the server side of cloud storage, from a local hard disk storage containing stored video programs.
In some embodiments, the media center application may provide various multimedia content playing applications. For example, a media center may be a different service than live television or video on demand, and a user may access various images or audio through a media center application.
In some embodiments, an application center may be provided to store various applications. The application may be a game, an application, or some other application associated with a computer system or other device but which may be run in a smart television. The application center may obtain these applications from different sources, store them in local storage, and then be run on the display device 200.
It will be appreciated that the image quality of the display device depends on the settings of the backlight brightness, the image brightness, the contrast, the color, the sharpness, etc., and in order to meet the different demands of different users, the display device is usually configured with an image quality adjustment menu for the users to adjust themselves. However, most users lack knowledge of image quality adjustment and color knowledge, so the user self-adjusting mode is complex in operation and difficult to achieve the effect expected by the user, and even the worse the image quality is, the more the user experience is seriously affected.
In view of the above technical problems, in the embodiments of the present application, an image quality adjustment method and a display device are provided, and in combination with an image quality adjustment instruction triggered by a user, a user requirement is analyzed, an image currently displayed on a display screen is extracted, and different display effects are demonstrated, so that a user can select according to personal preference, and according to the user selection result, the image quality parameters of the display screen are adjusted by calling a preset image quality adjustment scheme, so that the operation complexity of image quality adjustment is reduced, and the display effect of the display screen can more easily reach the user expected effect. The following will explain in detail the embodiments.
Referring to fig. 4, fig. 4 is a schematic flow chart illustrating an image quality adjustment method, and in some embodiments of the present application, the image quality adjustment method includes:
s401, when an image quality adjusting instruction is received, a first image currently displayed on a display screen is acquired.
In a possible implementation manner, when the display device is in a display state, if a preset image quality adjustment instruction triggered by a user is received, a screenshot is performed on an image currently displayed on the display screen.
Or when a preset image quality adjusting instruction triggered by a user is received, acquiring a first image currently displayed by the display screen according to the image signal currently input by the display screen.
Optionally, the user may send the preset image quality adjustment instruction to the display device through a specific key on the remote controller corresponding to the display device; or, the user can also send the preset image quality adjusting instruction to the display device in a voice input mode; still alternatively, the user may send the above-mentioned preset image quality adjustment instruction to the display device through a control panel in the mobile terminal, tablet computer, or the like.
In another possible implementation manner, when the display device is in a display state, if an adjustment operation (such as a brightness adjustment operation, a color adjustment operation, a definition adjustment operation, etc.) related to the image setting triggered by the user is received, an interactive menu may be popped out from the display interface to ask the user whether the user needs to perform image quality adjustment through the intelligent image quality adjustment function; when the user is determined to need to adjust the image quality through the intelligent image quality adjusting function, the preset image quality adjusting instruction is automatically triggered.
S402, determining a plurality of image quality adjustment schemes according to image information corresponding to the first image and image quality adjustment items corresponding to the image quality adjustment instructions.
In some embodiments, according to the image information corresponding to the first image, a current display scene of the display screen may be determined.
For example, the current display scene of the display screen may be divided into a highlight scene, a middle-bright scene, a low-bright scene, and the like according to the brightness information corresponding to the image displayed by the display screen.
In some embodiments, after determining the current display scene of the display screen, the current adjustment requirement of the user may be analyzed according to the image quality adjustment item corresponding to the image quality adjustment instruction, for example, when the image quality adjustment item is an adjustment item related to brightness, it is described that the user currently wants to adjust the image quality parameter related to brightness; when the above-mentioned image quality adjustment item is a color-related adjustment item, it is explained that the user currently wants to adjust the color-related image quality parameter.
In some embodiments, a plurality of display effects related to the above-described image quality adjustment items may be acquired, and in a preset database, an image quality adjustment scheme corresponding to each display effect in a display scene currently determined by the display device is acquired.
For example, assuming that the current display scene of the display screen is determined to be a low-brightness scene according to the image information corresponding to the first image, the display effect related to the image quality adjustment item includes a first display effect and a second display effect, and a first image quality adjustment scheme corresponding to the first display effect and a second image quality adjustment scheme corresponding to the second display effect are acquired in a preset database when the display device is in the low-brightness scene.
S403, controlling a display screen to display each second image generated after the first image is regulated according to each image quality regulating scheme in a preset display mode.
In some embodiments, the second images generated after the first images are adjusted according to the image quality adjustment schemes can be displayed through the same screen multiple pictures.
For a better understanding of the embodiments of the present application, referring to fig. 5, fig. 5 is a schematic display diagram of a display screen displaying a plurality of second images in the embodiments of the present application.
In fig. 5, the four images generated after adjustment by different image quality adjustment schemes a, b, c, d can be displayed on the display 275 in the same screen division area for selection by the user.
In some embodiments, each of the second images generated after the first images are adjusted according to each of the image quality adjustment schemes may be displayed by switching the display page back and forth.
For a better understanding of the embodiments of the present application, referring to fig. 6, fig. 6 is another display schematic diagram of a display screen displaying a plurality of second images in the embodiments of the present application.
In fig. 6, only the image a generated after adjustment by one of the image quality adjustment schemes may be displayed on the display screen 275, and the user may switch the display of the images b, c, d generated after adjustment by the other image quality adjustment schemes through the switch control 2751 on the display screen 275.
It is understood that the adjustment items of the image quality of the display screen mainly include backlight brightness, image brightness, contrast, color, sharpness, and the like. The backlight brightness is convenient to sense only by full-screen viewing, and the image brightness, contrast, color, definition and the like can be displayed in the same-screen and divided areas.
And S404, when a selection instruction is received, determining the image quality parameters of the display screen according to the image quality adjustment scheme corresponding to the second image selected by the selection instruction.
In some embodiments, the adjustment of color and sharpness classes may be accomplished by an offset; the adjustment items of the gamma and dynamic contrast curves can be realized by different calculation modes such as a preset lookup table (LUT).
According to the image quality adjusting method provided by the embodiment of the application, when the display equipment receives the image quality adjusting instruction, the first image currently displayed by the display screen is obtained, a plurality of image quality adjusting schemes are determined according to the image information corresponding to the first image and the image quality adjusting items corresponding to the image quality adjusting instruction, then the display screen is controlled to display each second image generated after the first image is adjusted according to each image quality adjusting scheme in a preset display mode so as to be selected by a user, and when the selection instruction of the user is received, the image quality parameters of the display screen are determined according to the image quality adjusting scheme corresponding to the second image selected by the selection instruction, so that the operation complexity of image quality adjustment is reduced, and the display effect of the display screen is easier to achieve the expected effect of the user.
Based on the descriptions of the above embodiments, in some embodiments of the present application, multiple display effects related to the image quality adjustment item of the display screen under various display scenes are determined according to pre-acquired user investigation data, such as net recommendation value (Net Promoter Score, NPS) investigation data, and the like. And then configuring an image quality adjusting scheme corresponding to each display effect of the display screen under each display scene, and storing the image quality adjusting scheme into a preset database.
For example, some users like a display effect with strong contrast and some like focusing on image details for brightness and contrast; for the color dimension, some like is rich and some like is pale. For a display effect with a strong contrast, an image quality adjustment scheme capable of enhancing the contrast may be configured in advance, and for a display effect with a focus image detail, an image quality adjustment scheme capable of highlighting the image detail may be configured in advance.
In some embodiments, when the image quality adjustment item is an image brightness adjustment item, first image information corresponding to the first image is determined, the first image information including an average brightness of the first image. And determining the current brightness display scene of the display screen according to the average brightness of the first image.
In some embodiments, the average brightness Y according to the first image APL The luminance display scene may be divided into a highlight scene, a middle-bright scene, and a low-bright scene. For example, two luminance thresholds Y may be preset THLM Y and Y THMH When Y is APL ＜Y THLM When Y is a low-brightness scene THLM ≤Y APL ＜Y THMH At the time, for a bright scene, when Y APL ≥Y THMH And when the scene is a highlight scene.
In some embodiments, a plurality of brightness display effects related to the image brightness adjustment items are acquired, and an image quality adjustment scheme corresponding to each of the brightness display effects under the brightness display scene is acquired in the database.
For example, for different brightness scenes, some users want to present key details, some users want to further highlight contrast. In order to meet the requirements of different users, images with detail display effect and higher contrast effect can be displayed respectively.
Alternatively, the luminance histogram of the first image may be obtained in advance, and for the detail display effect, the gain coefficients of the N bins with the largest luminance histogram distribution may be increased, that is, dlc.coef corresponding to the N bins with the largest luminance histogram distribution may be obtained high [i]Increasing; alternatively, N.ltoreq. 5,i represents the ith interval.
For the high contrast display effect, the gain factor in the middle part of the luminance histogram needs to be increased, and the gain factors in the low-luminance and high-luminance parts need to be decreased. Optionally, the gain coefficient adjustment multiple is less than or equal to 2.
In some embodiments, the sum of gain coefficients of all the bins of the luminance histogram is a fixed value, and the multiple relationship of the subtraction coefficients can be calculated according to the sum. The constraint relationship is as follows:
SUM.coef High ＝∑DLC.coef high [i]
wherein Y is i Represents a multiple of the ith interval, Y High Representing the post-gain subtraction factor.
In some embodiments, the adjusted image quality parameters may also be saved. When the factory setting is restored or the reset is related, reminding whether the personal is emptied to display the image quality preference option is avoided being cleared after the reset.
In some embodiments, when the image quality adjustment item is an image color adjustment item, second image information corresponding to the first image is determined, the second image information including a color space of the first image.
Optionally, the color space includes an RGB color space, a CMY color space, a CMYK color space, an HSI color space, and the like.
When the image quality adjustment item is recognized as a color, such as color saturation, it is possible to infer that the user is not satisfied with the color. For colors, color display effects that a user may prefer include: shade, brightness, vivid, etc.
In some embodiments, a plurality of color display effects associated with the image color adjustment items may be obtained, and an image quality adjustment scheme corresponding to each of the color display effects in accordance with the first image color space may be obtained in a database.
In some embodiments, the image quality adjustment schemes corresponding to each of the color display effects of the display screen under various color spaces may be respectively preconfigured.
Optionally, the image quality adjustment scheme corresponding to the color display effect may include color universal adjustment and independent color correction to display different color effects, so as to provide user selection.
According to the image quality adjusting method provided by the embodiment of the application, when the display equipment receives the image quality adjusting instruction, the first image currently displayed by the display screen is obtained, a plurality of image quality adjusting schemes are determined according to the image information corresponding to the first image and the image quality adjusting items corresponding to the image quality adjusting instruction, then the display screen is controlled to display each second image generated after the first image is adjusted according to each image quality adjusting scheme in a preset display mode so as to be selected by a user, and when the selection instruction of the user is received, the image quality parameters of the display screen are determined according to the image quality adjusting scheme corresponding to the second image selected by the selection instruction, so that the operation complexity of image quality adjustment is reduced, and the display effect of the display screen is easier to achieve the expected effect of the user.
Based on the description of the foregoing embodiments, in some embodiments of the present application, the display device may preset a typical image scene and different display effects thereof, and when the device is initialized during power-on, the device is selected by a user, and sets the setting of the bottom layer display image quality according to the selection of the user.
The display device may store a typical image in advance, and configure a plurality of different image quality adjustment schemes for the image, and when the display device is started and initialized, control the display screen to display each image generated by adjusting the image according to each image quality adjustment scheme in a preset display mode for a user to select, so as to be beneficial to improving the matching degree of the display image quality of the display device and the preference of the user.
It should be noted that, each step in the image quality adjustment method described in the above embodiment may be performed by a controller in the display device, which is not described herein.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
The foregoing description, for purposes of explanation, has been presented in conjunction with specific embodiments. However, the illustrative discussions above are not intended to be exhaustive or to limit the embodiments to the precise forms disclosed in the above application. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles and the practical application, to thereby enable others skilled in the art to best utilize the embodiments and various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. A display device, the display device comprising:
a display screen;
a controller in communication with the display screen, the controller configured to:
when an image quality adjusting instruction is received, acquiring a first image currently displayed by the display screen;
determining a plurality of image quality adjustment schemes according to image information corresponding to the first image and image quality adjustment items corresponding to the image quality adjustment instructions;
controlling the display screen to display each second image generated after the first image is regulated according to each image quality regulating scheme in a preset display mode;
and when a selection instruction is received, determining the image quality parameters of the display screen according to the image quality adjustment scheme corresponding to the second image selected by the selection instruction.
2. The display device according to claim 1, wherein the determining a plurality of image quality adjustment schemes from the image information corresponding to the first image and the image quality adjustment items corresponding to the image quality adjustment instructions includes:
determining the current display scene of the display screen according to the image information corresponding to the first image;
acquiring a plurality of display effects related to the image quality adjustment items;
and acquiring an image quality adjustment scheme corresponding to each display effect under the display scene in a preset database.
3. The display device according to claim 1 or 2, characterized by further comprising:
according to the pre-acquired user investigation data, determining various display effects of the display screen related to the image quality adjustment items under various display scenes;
and configuring an image quality adjusting scheme corresponding to each display effect of the display screen under the various display scenes, and storing the image quality adjusting scheme into a preset database.
4. The display device according to claim 3, wherein the determining a plurality of image quality adjustment schemes based on the image information corresponding to the first image and the image quality adjustment items corresponding to the image quality adjustment instructions includes:
when the image quality adjusting item is an image brightness adjusting item, determining first image information corresponding to the first image, wherein the first image information comprises average brightness of the first image;
determining the current brightness display scene of the display screen according to the average brightness of the first image;
acquiring various brightness display effects related to the image brightness adjustment items;
and acquiring an image quality adjustment scheme corresponding to each brightness display effect under the brightness display scene from the database.
5. The display device of claim 4, wherein the highlighting scenes comprise a highlight scene, a mid-light scene, and a low-light scene; the brightness display effect comprises a detail display effect and a high contrast display effect;
the configuration of the image quality adjustment scheme corresponding to each display effect of the display screen in each display scene comprises the following steps:
and respectively configuring an image quality adjusting scheme corresponding to the detail display effect and an image quality adjusting scheme corresponding to the high-contrast display effect of the display screen in the highlight scene, the medium-bright scene and the low-bright scene.
6. The display device according to claim 3, wherein the determining a plurality of image quality adjustment schemes based on the image information corresponding to the first image and the image quality adjustment items corresponding to the image quality adjustment instructions includes:
when the image quality adjusting item is an image color adjusting item, determining second image information corresponding to the first image, wherein the second image information comprises a color space of the first image;
acquiring a plurality of color display effects related to the image color adjustment items;
and acquiring an image quality adjustment scheme corresponding to each color display effect according with the color space from the database.
7. The display device according to claim 6, wherein the configuring the image quality adjustment scheme corresponding to each of the display effects on the display screen in each display scene includes:
and respectively configuring image quality adjustment schemes corresponding to each color display effect of the display screen under various color spaces.
8. A method of adjusting image quality, the method comprising:
when an image quality adjusting instruction is received, acquiring a first image currently displayed by a display screen;
determining a plurality of image quality adjustment schemes according to image information corresponding to the first image and image quality adjustment items corresponding to the image quality adjustment instructions;
controlling the display screen to display each second image generated after the first image is regulated according to each image quality regulating scheme in a preset display mode;
and when a selection instruction is received, determining the image quality parameters of the display screen according to the image quality adjustment scheme corresponding to the second image selected by the selection instruction.
9. The method of claim 8, wherein the determining a plurality of image quality adjustment schemes based on the image information corresponding to the first image and the image quality adjustment items corresponding to the image quality adjustment instructions comprises:
determining the current display scene of the display screen according to the image information corresponding to the first image;
acquiring a plurality of display effects related to the image quality adjustment items;
and acquiring an image quality adjustment scheme corresponding to each display effect under the display scene in a preset database.
10. The method according to claim 8 or 9, further comprising:
according to the pre-acquired user investigation data, determining various display effects of the display screen related to the image quality adjustment items under various display scenes;
and configuring an image quality adjusting scheme corresponding to each display effect of the display screen under various display scenes, and storing the image quality adjusting scheme into a preset database.
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