CN112911381B

CN112911381B - Display device, mode adjustment method, device and medium

Info

Publication number: CN112911381B
Application number: CN202110060473.0A
Authority: CN
Inventors: 刘芳; 何营昊; 卢平光
Original assignee: Hisense Visual Technology Co Ltd
Current assignee: Hisense Visual Technology Co Ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2023-01-17
Anticipated expiration: 2041-01-18
Also published as: CN112911381A

Abstract

The application provides a display device, a mode adjustment method, a device and a medium, wherein the application obtains the device type of the electronic device, if the device type is a first type, the electronic device enters a low delay mode, if the device type is a second type, the content to be played sent by the external device is identified, the display device is controlled to enter a corresponding mode according to the content to be played, and if the device type is a third type, the display device is controlled to enter a high image quality mode. In the application, the display device controls the display device to enter the corresponding mode by identifying the device type of the external device and the content to be played sent by the external device, namely, the display device determines the playing mode of the content to be played of the external device, so that the playing mode is prevented from being manually set, the display effect of the display device is improved, and the use experience of a user is improved.

Description

Display device, mode adjustment method, device and medium

Technical Field

The present application relates to the field of video image technologies, and in particular, to a display device, a mode adjustment method, a device, and a medium.

Background

With the continuous development of display device chips, when people play videos with external devices based on display devices, the requirements for playing are higher and higher. The display device may receive, through a High Definition Multimedia Interface (HDMI) channel, content to be played transmitted by an external device, and when the display device displays and plays the content to be played, a mode of the display device is a low latency mode or a High quality mode. When the display device is connected to an external device with a high delay requirement, such as a game device, the display device can enter a low delay mode; when the display device is connected to an external device with high image quality, such as a DVD, the display device can enter a high image quality mode.

However, when the display device cannot identify whether the accessed external device has a high requirement on delay or a high requirement on image quality, the display device needs to be manually started by a user, so that when the display device is externally connected with the electronic device, the user may not know what scene the low delay mode needs to be used in, what scene the high image quality mode needs to be used in, and the display device does not enter a proper mode, thereby affecting the display effect and being not in line with the development trend of intellectualization.

Disclosure of Invention

The application provides a display device, a mode adjusting method, a device and a medium, which are used for solving the problem that in the prior art, a game mode in the display device needs to be manually started by a user, so that when the display device is externally connected with an external device, the video playing effect is poor.

In a first aspect, the present application provides a display device comprising:

the input interface is used for being connected with external equipment;

a display for displaying;

a controller to perform:

acquiring the device type of the accessed external device;

if the equipment type is a first type, controlling the display equipment to enter a low delay mode;

if the equipment type is a second type, identifying the content to be played sent by the external equipment, and controlling the display equipment to enter a corresponding mode according to the content to be played;

and if the equipment type is a third type, controlling the display equipment to enter a high-quality image mode.

In a second aspect, the present application further provides a mode adjustment method, which is applied to a controller of a display device, and includes:

acquiring the device type of the accessed external device;

and if the equipment type is a third type, controlling the display equipment to enter a high-image-quality mode.

In a third aspect, the present application further provides an electronic device, which at least includes a processor and a memory, and the processor is configured to implement the steps of the mode adjustment method when executing the computer program stored in the memory.

In a fourth aspect, the present application further provides a computer-readable storage medium, which stores a computer program, and the computer program, when executed by a processor, implements the steps of the above-mentioned method for adjusting the view mode.

Since the device type of the electronic device is obtained, if the device type is the first type, the electronic device enters the low-delay mode, if the device type is the second type, identifying the content to be played sent by the external equipment, and controlling the display equipment to enter a corresponding mode according to the content to be played; and if the equipment type is a third type, controlling the display equipment to enter a high image quality mode. In the application, the display device controls the display device to enter the corresponding mode by identifying the device type of the external device and the content to be played sent by the external device, namely, the display device determines the playing mode of the content to be played of the external device, so that the playing mode is prevented from being manually set, the display effect of the display device is improved, and the use experience of a user is improved.

Drawings

In order to more clearly illustrate the technical solutions of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of a usage scenario of a display device according to an embodiment;

fig. 2 shows a block diagram of the configuration of the control apparatus 100 according to an exemplary embodiment;

fig. 3 illustrates a hardware configuration block diagram of the display apparatus 200 according to an exemplary embodiment;

fig. 4 illustrates a software configuration diagram in the display apparatus 200 according to an exemplary embodiment;

FIG. 5 illustrates an icon control interface display of an application in display device 200, in accordance with some embodiments;

FIG. 6 illustrates a network architecture diagram of some embodiments;

fig. 7 is a schematic structural diagram of a display device provided in the present application:

fig. 8 is a schematic process diagram for identifying that content to be played sent by an external device is non-video content according to the present application;

fig. 9 is a schematic view of a process for identifying content to be played, which is sent by an external device, as video content according to the present application;

FIG. 10 is a schematic diagram illustrating a process of mode adjustment provided herein;

fig. 11 is a schematic structural diagram of an electronic device provided in the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application clearer, the present application will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and 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.

The terms "first," "second," "third," and the like in the description and claims of this application and in the above-described drawings are used for distinguishing between similar or analogous 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.

The terms "comprises" and "comprising," 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 all elements expressly listed, but may include other elements not expressly listed or inherent to such product or apparatus.

The term "module" refers to any known or later developed hardware, software, firmware, artificial intelligence, fuzzy logic, or combination of hardware and/or software code that is capable of performing the functionality associated with that element.

Fig. 1 is a schematic diagram of a usage scenario of a display device according to an embodiment. As shown in fig. 1, the display apparatus 200 is also in data communication with a server 400, and a user can operate the display apparatus 200 through the smart device 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 at least one of an infrared protocol communication or a bluetooth protocol communication, and other short-distance communication methods, and the display device 200 is controlled by a wireless or wired method. The user may control the display apparatus 200 by inputting a user instruction through at least one of a key on a remote controller, a voice input, a control panel input, and the like.

In some embodiments, the smart device 300 may include any of a mobile terminal, a tablet, a computer, a laptop, an AR/VR device, and the like.

In some embodiments, the smart device 300 may also be used to control the display device 200. For example, the display device 200 is controlled using an application program running on the smart device.

In some embodiments, the smart device 300 and the display device may also be used for communication of data.

In some embodiments, the display device 200 may also be controlled in a manner other than the control apparatus 100 and the smart device 300, for example, the voice instruction control of the user may be directly received by a module configured inside the display device 200 to obtain a voice instruction, or may be received by a voice control apparatus provided outside the display device 200.

In some embodiments, the display device 200 is also in data communication with a server 400. The display device 200 may be allowed to be communicatively connected through 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 apparatus 200. The server 400 may be a cluster or a plurality of clusters, and may include one or more types of servers.

In some embodiments, software steps executed by one step execution agent may be migrated on demand to another step execution agent in data communication therewith for execution. Illustratively, software steps performed by the server may be migrated to be performed on a display device in data communication therewith, and vice versa, as desired.

Fig. 2 shows a block diagram of the configuration of the control apparatus 100 according to the exemplary embodiment. As shown in fig. 2, the control device 100 includes a controller 110, a communication interface 130, a user input/output interface 140, a memory, and a power supply. The control apparatus 100 may receive an input operation instruction from a user and convert the operation instruction into an instruction recognizable and responsive by the display device 200, serving as an interaction intermediary between the user and the display device 200.

In some embodiments, the communication interface 130 is used for external communication, and includes at least one of a WIFI chip, a bluetooth module, NFC, or an alternative module.

In some embodiments, the user input/output interface 140 includes at least one of a microphone, a touchpad, a sensor, a key, or an alternative module.

Fig. 3 shows a hardware configuration block diagram of the display apparatus 200 according to an exemplary embodiment.

In some embodiments, the display apparatus 200 includes at least one of a tuner demodulator 210, a communicator 220, a detector 230, an external device interface 240, a controller 250, a display 260, an audio output interface 270, a memory, a power supply, a user interface.

In some embodiments the controller comprises a central processor, a video processor, an audio processor, a graphics processor, a RAM, a ROM, a first interface to an nth interface for input/output.

In some embodiments, the display 260 includes a display screen component for displaying pictures, and a driving component for driving image display, a component for receiving image signals from the controller output, displaying video content, image content, and menu manipulation interface, and a user manipulation UI interface, etc.

In some embodiments, the display 260 may be at least one of a liquid crystal display, an OLED display, and a projection display, and may also be a projection device and a projection screen.

In some embodiments, the tuner demodulator 210 receives broadcast television signals via wired or wireless reception and demodulates audio/video signals, such as EPG data signals, from a plurality of wireless or wired broadcast television signals.

In some embodiments, communicator 220 is a component for communicating with external devices or servers according to various communication protocol types. For example: the communicator may include at least one of a Wifi module, a bluetooth module, a wired ethernet module, and other network communication protocol chips or near field communication protocol chips, and an infrared receiver. The display apparatus 200 may establish transmission and reception of control signals and data signals with the control device 100 or the server 400 through the communicator 220.

In some embodiments, the detector 230 is used to collect signals of the external environment or interaction with the outside. For example, detector 230 includes a light receiver, a sensor for collecting ambient light intensity; alternatively, the detector 230 includes an image collector, such as a camera, which can be used to collect external environment scenes, attributes of the user, or user interaction gestures, or the detector 230 includes a sound collector, such as a microphone, which is used to receive external sounds.

In some embodiments, the external device interface 240 may include, but is not limited to, the following: high Definition Multimedia Interface (HDMI), analog or data high definition component input interface (component), composite video input interface (CVBS), USB input interface (USB), RGB port, and the like. The interface may be a composite input/output interface formed by the plurality of interfaces.

In some embodiments, the controller 250 and the modem 210 may be located in different separate devices, that is, the modem 210 may also be located in an external device of the main device where the controller 250 is located, such as an external set-top box.

In some embodiments, the controller 250 controls the operation of the display device and responds to user operations through various software control programs stored in memory. The controller 250 controls the overall operation of the display apparatus 200. For example: in response to receiving a user command for selecting a UI object to be displayed on the display 260, the controller 250 may perform an operation related to the object selected by the user command.

In some embodiments, the object may be any one of selectable objects, such as a hyperlink, an icon, or other actionable control. The operations related to the selected object are: displaying an operation connected to a hyperlink page, document, image, or the like, or performing an operation of a program corresponding to the icon.

In some embodiments, the controller includes at least one of a Central Processing Unit (CPU), a video processor, an audio processor, a Graphic Processing Unit (GPU), a RAM Random Access Memory (RAM), a ROM (Read-Only Memory), a first interface to an nth interface for input/output, a communication Bus (Bus), and the like.

A CPU processor. For executing operating system and application program instructions stored in the memory, and executing various application programs, data and contents according to various interactive instructions receiving external input, so as to finally display and play various audio-video contents. The CPU processor may include a plurality of processors. E.g. comprising a main processor and one or more sub-processors.

In some embodiments, a graphics processor for generating various graphics objects, such as: at least one of an icon, an operation menu, and a user input instruction display figure. The graphic processor comprises an arithmetic unit which carries out operation by receiving various interactive instructions input by a user and displays various objects according to display attributes; the system also comprises a renderer for rendering various objects obtained based on the arithmetic unit, wherein the rendered objects are used for being displayed on a display.

In some embodiments, the video processor is configured to receive an external video signal, and perform at least one of decompression, decoding, scaling, noise reduction, frame rate conversion, resolution conversion, image synthesis, and other video processing according to a standard codec protocol of the input signal, so as to obtain a signal that can be displayed or played on the direct display device 200.

In some embodiments, the video processor includes at least one of a demultiplexing module, a video decoding module, an image compositing module, a frame rate conversion module, a display formatting module, and the like. The demultiplexing module is used for demultiplexing the input audio and video data stream. And the video decoding module is used for processing the video signal after demultiplexing, including decoding, scaling and the like. And the image synthesis module is used for carrying out superposition mixing processing on the GUI signal input by the user or generated by the user and the video image after the zooming processing by the graphic generator so as to generate an image signal for display. And the frame rate conversion module is used for converting the frame rate of the input video. And the display formatting module is used for converting the received video output signal after the frame rate conversion, and changing the signal to be in accordance with the signal of the display format, such as an output RGB data signal.

In some embodiments, the audio processor is configured to receive an external audio signal, decompress and decode the received audio signal according to a standard codec protocol of the input signal, and perform at least one of noise reduction, digital-to-analog conversion, and amplification processing to obtain a sound signal that can be played in the speaker.

In some embodiments, a user may enter user commands on a Graphical User Interface (GUI) displayed on display 260, and the user input interface receives the user input commands through the Graphical User Interface (GUI). Alternatively, the user may input the user command by inputting a specific sound or gesture, and the user input interface receives the user input command by recognizing the sound or gesture through the sensor.

In some embodiments, a "user interface" is a media interface for interaction and information exchange between an application or operating system and a user that enables conversion between an internal form of information and a form that is acceptable to the user. A commonly used presentation form of the User Interface is a Graphical User Interface (GUI), which refers to a User Interface related to computer operations and displayed in a graphical manner. It may be an interface element such as an icon, a window, a control, etc. displayed in the display screen of the electronic device, where the control may include at least one of an icon, a button, a menu, a tab, a text box, a dialog box, a status bar, a navigation bar, a Widget, etc. visual interface elements.

In some embodiments, user interface 280 is an interface that may be used to receive control inputs (e.g., physical keys on the body of the display device, or the like).

In some embodiments, the system of the display device may include a Kernel (Kernel), a command parser (shell), a file system, and an application. The kernel, shell, and file system together make up the basic operating system structure that allows users to manage files, run programs, and use the system. After power-on, the kernel is started, kernel space is activated, hardware is abstracted, hardware parameters are initialized, and virtual memory, a scheduler, signals and interprocess communication (IPC) are operated and maintained. And after the kernel is started, loading the Shell and the user application program. The application program is compiled into machine code after being started, and a process is formed.

Referring to fig. 4, in some embodiments, the system is divided into four layers, which are an Application (Applications) layer (abbreviated as "Application layer"), an Application Framework (Application Framework) layer (abbreviated as "Framework layer"), an Android runtime (Android runtime) and system library layer (abbreviated as "system runtime library layer"), and a kernel layer from top to bottom.

In some embodiments, at least one application program runs in the application program layer, and the application programs may be windows (windows) programs carried by an operating system, system setting programs, clock programs or the like; or an application developed by a third party developer. In particular implementations, the application packages in the application layer are not limited to the above examples.

The framework layer provides an Application Programming Interface (API) and a programming framework for the application program of the application layer. The application framework layer includes a number of predefined functions. The application framework layer acts as a processing center that decides to let the applications in the application layer act. The application program can access the resources in the system and obtain the services of the system in execution through the API interface.

As shown in fig. 4, in the embodiment of the present application, the application framework layer includes a manager (Managers), a Content Provider (Content Provider), and the like, where the manager includes at least one of the following modules: an Activity Manager (Activity Manager) is used for interacting with all activities running in the system; the Location Manager (Location Manager) is used for providing the system service or application with the access of the system Location service; a Package Manager (Package Manager) for retrieving various information related to an application Package currently installed on the device; a Notification Manager (Notification Manager) for controlling display and clearing of Notification messages; a Window Manager (Window Manager) is used to manage the icons, windows, toolbars, wallpapers, and desktop components on a user interface.

In some embodiments, the activity manager is used to manage the lifecycle of the various applications as well as general navigational fallback functions, such as controlling exit, opening, fallback, etc. of the applications. The window manager is used for managing all window programs, such as obtaining the size of the display screen, judging whether a status bar exists, locking the screen, intercepting the screen, controlling the change of the display window (for example, reducing the display window, shaking the display, distorting and deforming the display, and the like).

In some embodiments, the system runtime layer provides support for the upper layer, i.e., the framework layer, and when the framework layer is used, the android operating system runs the C/C + + library included in the system runtime layer to implement the functions to be implemented by the framework layer.

In some embodiments, the kernel layer is a layer between hardware and software. As shown in fig. 4, the core layer includes at least one of the following drivers: audio drive, display driver, bluetooth drive, camera drive, WIFI drive, USB drive, HDMI drive, sensor drive (like fingerprint sensor, temperature sensor, pressure sensor etc.) and power drive etc..

Fig. 5 illustrates an icon control interface display of an application program in the display device 200 according to some embodiments, in some embodiments, the display device may directly access an interface of a preset video-on-demand program after being started, and the interface of the video-on-demand program may include at least a navigation bar 510 and a content display area located below the navigation bar 510 as illustrated in fig. 5, where content displayed in the content display area may change according to a change of a selected control in the navigation bar. The programs in the application program layer can be integrated in the video-on-demand program and displayed through one control of the navigation bar, and can also be further displayed after the application control in the navigation bar is selected.

In some embodiments, the display device may directly enter a display interface of a signal source selected last time after being started, or a signal source selection interface, where the signal source may be a preset video-on-demand program, or may be at least one of an HDMI interface, a live tv interface, and the like, and after a user selects different signal sources, the display may display contents obtained from different signal sources. May be used.

For clarity of explanation of the embodiments of the present application, a network architecture provided in the embodiments of the present application is described below with reference to fig. 6.

Fig. 6 is a schematic diagram of a network architecture according to an embodiment of the present application, in fig. 6, an intelligent device is configured to receive input information and output a processing result of the information; the voice recognition service equipment is electronic equipment with voice recognition service deployed, the semantic service equipment is electronic equipment with semantic service deployed, and the business service equipment is electronic equipment with business service deployed. The electronic device may include a server, a computer, and the like, and the speech recognition service, the semantic service (also referred to as a semantic engine), and the business service are web services that can be deployed on the electronic device, wherein the speech recognition service is used for recognizing audio as text, the semantic service is used for performing semantic parsing on the text, and the business service is used for providing specific services such as a weather query service for ink weather, a music query service for QQ music, and the like. In one embodiment, there may be multiple business service devices deployed with different business services in the architecture shown in FIG. 6.

The following describes, by way of example, a process for processing information input to an intelligent device based on the architecture shown in fig. 6, where the information input to the intelligent device is an example of a query statement input by voice, the process may include the following three stages:

1. stage of speech recognition

The intelligent device can upload the audio of the query sentence to the voice recognition service device after receiving the query sentence input by voice, so that the voice recognition service device can recognize the audio as a text through the voice recognition service and then return the text to the intelligent device.

In one embodiment, before uploading the audio of the query statement to the speech recognition service device, the smart device may perform denoising processing on the audio of the query statement, where the denoising processing may include removing echo and environmental noise.

2. Semantic understanding phase

The intelligent device uploads the text of the query sentence identified by the voice identification service to the semantic service device, and the semantic service device performs semantic analysis on the text through semantic service to obtain the service field, intention and the like of the text.

3. Response phase

And the semantic service equipment issues a query instruction to corresponding business service equipment according to the semantic analysis result of the text of the query statement so as to obtain the query result given by the business service. The intelligent device can obtain the query result from the semantic service device and output the query result. As an embodiment, the semantic service device may further send a semantic parsing result of the query statement to the intelligent device, so that the intelligent device outputs a feedback statement in the semantic parsing result.

It should be noted that the architecture shown in fig. 6 is only an example, and is not intended to limit the scope of the present application. In the embodiment of the present application, other architectures may also be used to implement similar functions, which are not described herein.

In order to improve the display effect of the display device and improve the use experience of a user, the application provides the display device, a mode adjustment method, a device and a medium.

In the application, a display device is connected with an external device through an input interface, after the external device is connected with the display device, the device type of the external device is obtained by a controller of the display device, if the device type is a first type, the display device is controlled to enter a low delay mode, if the device type is a second type, the controller can identify the content to be played sent by the external device, the display device is controlled to enter a corresponding mode according to the content to be played, and if the device type is a third type, the display device is controlled to enter a high image quality mode.

Fig. 7 is a schematic mechanism diagram of a display device according to an embodiment of the present invention, where the display device includes:

an input interface 701 for connecting with an external device;

a controller 703 for performing:

acquiring the device type of the accessed external device;

In this application, when the display device is connected to the external device, the device type of the accessed external device is identified, and how to specifically identify the device access belongs to the prior art, which is not repeated in this application. In order to ensure the accuracy of the device type acquisition, the device type of the external device can be acquired when the external device has stable output. Because the time of the external device accessing the display device can be known, the set time length of the external device accessing the display device can be generally considered as the stable output, so that the time of the external device accessing the display device can be recorded, and the starting time of the stable output of the external device can be determined according to the time and the set time length, thereby obtaining the device type of the external device when the external device has the stable output.

Specifically, in the present application, after the external device is inserted into the display device, the display device obtains the device type of the external device. In this application, the device types of the external device include: the device comprises a first type, a second type and a third type, wherein the first type of external equipment is equipment with higher delay requirements, such as a PSP (programmable system processor), a game machine and the like; the second type of external device is a device such as a PC and the like which needs to perform mode adjustment according to actual playing content; the third type of external device is a set-top box or other device with high requirements on picture quality.

After the device type of the external device is obtained, if the device type of the external device is determined to be the first type, entering a low delay mode; if the device type of the external device is determined to be the second type, identifying the content to be played sent by the external device, determining a mode for controlling the display device to enter according to the content to be played, and if the device type is the third type, controlling the display device to enter a high-quality image mode.

In the application, a Game Device identifier (Game Device) that identifies whether an external Device accessed by the display Device is a first type of external Device exists in the display Device, the Game Device identifies whether the external Device in the display Device is a record with a high requirement on delay, and when the Device type of the external Device is the first type, the Game Device is 1. Specifically, when the Device type of the external Device is identified as a first type, the Game Device is set to be correct, that is, the Game Device is set to be 1, if the Device type of the external Device is identified as a second type, the content to be played sent by the external Device is identified, the Game Device is set according to the content to be played, if the content to be played has a high requirement on delay, the Game Device is set to be 1, and if the content to be played has a high requirement on picture quality, the Game Device is set to be 0.

In the application, the content to be played sent by the external device may be non-video content, such as a document, or may also be video content, such as a small video, and the display device may control the display device to enter a corresponding mode according to the identified content to be played.

In this application, if the Device type of the external Device is the second type, and the content to be played sent by the external Device is non-video content, such as documents in various formats, specifically, PPT documents, word documents, and the like, at this time, when playing the content to be played, fluency of the playing process needs to be ensured, that is, when playing the content to be played, the requirement on delay is high, the display Device is controlled to enter the low-delay mode, and the Game Device is set to 1. If the playing content is a video content, such as a small video, and the like, and at this time, when the content to be played is played, the high image quality in the playing process needs to be ensured, the display Device is controlled to enter a high image quality mode, and the Game Device is set to be 0.

In the application, if the device type of the display device is a third type, and the third type is a device with high requirements on picture quality, such as a set top box, the display device is controlled to enter a high picture quality mode.

In addition, for convenience of display, the display device further includes a display 702 for display in the present application.

In the application, the display device controls the display device to enter the corresponding mode by identifying the device type of the accessed external device and the content to be played sent by the external device, namely, the display device determines the playing mode of the content to be played of the external device, so that the playing mode is prevented from being manually set, the display effect of the display device is improved, and the use experience of a user is improved.

In order to display the display effect of the device and improve the use experience of the user, on the basis of the above embodiment, in the present application, the controller 703 is configured to perform:

acquiring a serial detection information frame SPD Infoframe of the external equipment;

analyzing the SPD Infoframe according to a high-definition multimedia interface (HDMI) protocol to acquire the equipment classification number of the external equipment;

and determining the equipment type of the external equipment according to the equipment classification number.

In this application, after the external device is connected to the display device, a Serial Presence Detect Infoframe (SPD Infoframe) is sent to the display device, where the SPD Infoframe includes: a version field, a source _ device _ info field, a channel _ name _ character1 to a channel _ name _ character8 field, and a product _ description _ character1 to a product _ description _ character 16 field. Wherein the version field indicates the version of the SPD Infoframe. The sourcev _ device _ info field indicates a device type of the external device. For example, each value indicates the following: 00h = unknown; 01h = digital STB;02h = DVD;03h = D-VIIS;04h = hdd Video;05h = dvc;06h = dsc;07h = VCD (Video CD); 08h = game; 09h = general PC; others = reserved.

In the application, the SPD Infoframe of the external device is obtained, the SPD Infoframe is analyzed by adopting an HDMI protocol to obtain the device classification number of the external device, and the device type of the external device is obtained according to the device classification number. Specifically, in the present application, when the display device obtains the device class number of the external device, the display device also obtains a character description of the external device, and obtains the device name information of the external device according to the character description.

In order to display the display effect of the device and improve the user experience, on the basis of the foregoing embodiments, in the present application, the controller 703 is configured to perform:

and if the content to be played is non-video content, controlling the display equipment to enter a low delay mode.

In the application, if the content to be played sent by the external Device is non-video content, such as a PPT document, a Word document, and the like, and at this time, the display Device has low requirements for image quality during displaying, and pays more attention to the smoothness of playing, the display Device is controlled to enter a low-latency mode, and the Game Device of the external Device stored in the display Device is set to 1.

In order to improve the display effect of the display device and improve the use experience of the user, on the basis of the above embodiments, in the present application, the controller 703 is configured to perform:

and if the content to be played is video content, controlling the display equipment to enter a high-quality image mode.

In this application, if the content to be played sent by the external Device is a video content, which indicates that the external Device has a high requirement for picture quality currently, the display Device is controlled to enter a high picture quality mode, and the Game Device of the external Device stored in the display Device is set to 0.

acquiring a set number of target video frames according to a preset time interval;

for each target video frame of the set number, dividing the target video frame into a plurality of areas;

taking every two adjacent target video frames as a group, and determining a target difference value of red, green and blue (RGB) pixel information of a region corresponding to the group of video frames;

if the number of video frame groups of the target difference value within the preset difference value threshold range is larger than a preset number threshold, determining that the content to be played is non-video content;

otherwise, determining the content to be played as video content.

In the application, when the content to be played sent by the external device is identified, the set number of target video frames can be acquired according to the preset time interval.

The preset time interval is related to the frame rate of the content signal to be played, and specifically, the preset time interval is a product of a reciprocal of the frame rate of the content signal and a preset value, for example, the time interval may be 1/frame rate × 1000 milliseconds.

Dividing each target video frame into a plurality of areas, determining each two adjacent target video frames into a group, determining a target difference value of Red Green Blue (RGB) pixel information of the area corresponding to each group of adjacent target video frames, if the number of the groups of the video frames of the target difference value within a preset difference value threshold range is greater than a preset number threshold, determining that the content to be played is non-video content, otherwise, determining that the content to be played is video content.

The following describes a process of identifying, by a controller of a display device, a content to be played, which is sent by an external device, with reference to two specific embodiments.

Fig. 8 is a schematic diagram of a process for identifying that content to be played sent by an external device is non-video content, where as shown in fig. 8, the process includes:

s801: and acquiring a set number of target video frames according to a preset time interval.

In this embodiment, the signal frame rate of the content to be played is 60hz, and the preset time interval is 16ms, that is, one target video frame is acquired every 16ms, and 6 target video frames are acquired in total.

S802: for each target video frame, the target video frame is divided into a plurality of regions.

In the present embodiment, each target video frame is divided into 16 × 9 regions.

S803: and taking every two adjacent target video frames as a group, and determining the target difference value of the red, green and blue RGB pixel information of the corresponding area of the group of video frames.

Every two adjacent target video frames of the acquired 6 target video frames are taken as a group, and then the two adjacent target video frames can be divided into 5 groups. And determining target difference values of RGB pixel information of areas corresponding to two target video frames of each group, and if the target difference values of at least 10 corresponding areas in the two target video frames are smaller than 10, determining that the difference between the video contents in the two target video frames is not large.

S804: and if the number of the video frame groups of the target difference value within the preset difference value threshold range is greater than the preset number threshold, determining that the content to be played is non-video content.

And if the target difference value of at least 10 corresponding areas exists in the two target video frames of each group in the 5 groups, determining that the content to be played is non-video content.

Fig. 9 is a schematic diagram of a process for identifying that content to be played sent by an external device is video content, where as shown in fig. 9, the process includes:

s901: and acquiring a set number of target video frames according to a preset time interval.

In this embodiment, the signal frame rate of the content to be played is 60hz, and the preset time interval is 16m, that is, one target video frame is acquired every 16ms, and 6 target video frames are acquired in total.

S902: for each target video frame, the target video frame is divided into a plurality of regions.

S903: and taking every two adjacent target video frames as a group, and determining the target difference value of the red, green and blue RGB pixel information of the corresponding area of the group of video frames.

S904: and if the number of the video frame groups of which the target difference value is not within the preset difference value threshold value range is greater than the preset number threshold value, determining that the content to be played is non-video content.

If the target difference value of at least 10 corresponding areas does not exist in the two target video frames of each group in the 5 groups is less than 10, determining that the content to be played is video content.

and if the external equipment with the equipment type of the second type is identified to be disconnected, ending the identification of the content to be played and exiting the current mode.

In the application, if the external device to be accessed is identified to be disconnected, that is, the external device is pulled out, the identification of the content to be played is ended, and the current mode is exited.

Mode adjustment of the display device is described below with reference to a specific embodiment. In this embodiment, the current mode of the display device is a low latency mode, and the external device is connected to the display device through the input interface. The display device obtains the device type of the external device through the controller, determines that the device type of the external device is the second type, identifies that the content to be played sent by the external device is video content, exits the low delay mode, and enters the high image quality mode.

Fig. 10 is a schematic process diagram of a mode adjustment method provided in the present application, where the apparatus includes:

s1001: and acquiring the device type of the accessed external device.

S1002: and if the equipment type is the first type, controlling the display equipment to enter a low delay mode.

S1003: and if the equipment type is a second type, identifying the content to be played sent by the external equipment, and controlling the display equipment to enter a corresponding mode according to the content to be played.

S1004: and if the equipment type is a third type, controlling the display equipment to enter a high-quality image mode.

In a possible implementation manner, the obtaining the device type of the external device includes:

In a possible implementation manner, the controlling, according to the content to be played, the display device to enter the corresponding mode includes:

and if the content to be played is video content and the current mode is the low-delay mode, exiting the low-delay mode.

In a possible implementation manner, the identifying the content to be played, which is sent by the external device, includes:

otherwise, determining the content to be played as video content.

In one possible embodiment, the method further comprises:

if the external equipment with the equipment type of the second type is identified to be disconnected, the identification of the content to be played is finished, and the current mode is exited.

Fig. 11 is a schematic structural diagram of an electronic device provided in the present application, and on the basis of the foregoing embodiments, the present application further provides an electronic device, as shown in fig. 11, including: the system comprises a processor 1101, a communication interface 1102, a memory 1103 and a communication bus 1104, wherein the processor 1101, the communication interface 1102 and the memory 1103 complete communication with each other through the communication bus 1104;

the memory 1103 has stored therein a computer program that, when executed by the processor 1101, causes the processor 1101 to perform the steps of:

acquiring the device type of the accessed external device;

if the number of video frame groups of the target difference value within the preset difference value threshold range is greater than the preset number threshold, determining that the content to be played is non-video content;

otherwise, determining the content to be played as video content.

In one possible embodiment, the method further comprises:

Because the principle of the electronic device for solving the problem is similar to the mode adjustment method, the implementation of the electronic device may refer to the implementation of the method, and repeated details are not repeated.

The communication bus mentioned in the electronic device may be a Peripheral Component Interconnect (PCI) bus, an Extended Industry Standard Architecture (EISA) bus, or the like. The communication bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, only one thick line is shown, but this is not intended to represent only one bus or type of bus.

The communication interface 1102 is used for communication between the electronic apparatus and other apparatuses.

The Memory may include a Random Access Memory (RAM) or a Non-Volatile Memory (NVM), such as at least one disk Memory. Alternatively, the memory may be at least one memory device located remotely from the processor.

The Processor may be a general-purpose Processor, including a central processing unit, a Network Processor (NP), and the like; but may also be a Digital instruction processor (DSP), an application specific integrated circuit, a field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the like.

On the basis of the foregoing embodiments, the present application further provides a computer-readable storage medium, in which a computer program executable by a processor is stored, and when the program is run on the processor, the processor is caused to execute the following steps:

acquiring the equipment type of the accessed external equipment;

otherwise, determining the content to be played as video content.

In one possible embodiment, the method further comprises:

Since the principle of solving the problem of the computer readable medium is similar to that of the mode adjustment method, after the processor executes the computer program in the computer readable medium, the steps implemented may refer to the other embodiments, and repeated parts are not described again.

As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims

1. A display device, characterized in that the display device comprises:

the input interface is used for being connected with external equipment;

a display for displaying;

a controller to perform:

acquiring the equipment type of the accessed external equipment, wherein the starting time is determined according to the time for accessing the external equipment and the set duration, and the equipment type of the external equipment is acquired when the starting time is reached;

if the equipment type is a second type, identifying the content to be played sent by the external equipment, and controlling the display equipment to enter a corresponding mode according to the content to be played; the second type of external equipment is equipment which needs to carry out mode adjustment according to the content to be played;

if the equipment type is a third type, controlling the display equipment to enter a high image quality mode;

the controller is configured to perform:

otherwise, determining the content to be played as video content;

the controller is configured to perform:

if the content to be played is non-video content, controlling the display equipment to enter a low delay mode;

the controller is configured to perform:

2. The display device according to claim 1, wherein the controller is configured to perform:

3. The display device according to claim 1, wherein the controller is configured to perform:

4. A mode adjustment method applied to a controller of a display device, the method comprising:

the step of identifying the content to be played sent by the external device comprises the following steps:

otherwise, determining the content to be played as video content;

5. The method of claim 4, further comprising:

6. An electronic device, characterized in that the electronic device comprises at least a processor and a memory, the processor being adapted to carry out the steps of the mode adjustment method according to claims 4-5 when executing a computer program stored in the memory.

7. A computer-readable storage medium, characterized in that it stores a computer program which, when being executed by a processor, carries out the steps of the mode adjustment method according to claims 4-5.