CN112462567B - Vehicle-mounted cinema system control method, control device, vehicle-mounted cinema system and vehicle - Google Patents

Abstract

The application discloses on-vehicle cinema system control method, controlling means, on-vehicle cinema system and vehicle, on-vehicle cinema system control method is applied to the on-vehicle cinema system who adapts to the vehicle, and on-vehicle cinema system includes the projecting apparatus, and the vehicle includes the sound equipment, and this method includes: when a projection instruction is received, a network connection channel between the vehicle-mounted cinema system and a control center of a vehicle is established, and the projection instruction carries image information; acquiring corresponding image data and audio data based on the image information; controlling a projector to project according to the image data; and sending a playing instruction to the sound equipment, wherein the playing instruction carries the audio data and is used for controlling the sound equipment to play the audio data. According to the method, when the projection instruction is received, the projector is automatically controlled to project the image data corresponding to the image information, and the sound equipment is controlled to play the audio data corresponding to the image information, so that the viewing angle of the vehicle-mounted cinema system for projecting and playing the audio and video information is increased.

Description

Vehicle cinema system control method, control device, vehicle cinema system and vehicle

technical field

The present application relates to the technical field of in-vehicle entertainment, and more particularly, to a control method, a control device, an in-vehicle theater system and a vehicle for a car cinema system.

Background technique

With the development of the economy, the popularity of automobiles is getting higher and higher, and automobiles are no longer limited to a means of transportation, but gradually become a new mobile terminal product integrating various life functions. Therefore, more and more automobiles are Equipped with an in-vehicle entertainment system, the in-vehicle entertainment system is an in-vehicle integrated information processing system formed based on the vehicle-mounted dedicated central processing unit, based on the body bus system and Internet services.

The traditional in-vehicle entertainment system mainly includes providing entertainment services for car occupants through audio and video equipment such as compact disc (CD) players, audio-visual disc (VCD) players, radios, and multimedia; and through navigation engines and software, electronic maps, wireless Equipment such as broadcast information and telecommunications provide information services for the occupants. However, when the occupants play audio and video in the car, they need to watch through the central control screen of the vehicle. Due to the size limitation of the central control screen, the viewing experience of the occupants in the main and co-pilot seats is not good. The angle is small, so that some occupants in the car cannot watch the audio and video images being played.

SUMMARY OF THE INVENTION

In view of the above problems, the present application proposes a car cinema system control method, a control device, a car cinema system and a vehicle, which can automatically control the car cinema system to establish a network connection channel with the control center of the vehicle when a projection command is received, and The projector is controlled to project according to the image data corresponding to the image information, and the audio equipment is controlled to play the audio data corresponding to the image information, thereby increasing the viewing angle of the in-vehicle theater system for projecting and playing the audio and video information.

In a first aspect, an embodiment of the present application provides a method for controlling a car theater system, which is applied to a car theater system adapted to a vehicle. The car theater system includes a projector, the vehicle includes an audio device, and the control method for the car theater system includes: When the projection command arrives, a network connection channel between the car cinema system and the control center of the vehicle is established. The projection command carries image information, and the projection command is used to instruct the car cinema system to play the image information; the corresponding image data and audio are obtained based on the image information. data; control the projector to project according to the image data; and send a playback instruction to the audio equipment, the playback instruction carries audio data, and the playback instruction is used to control the audio equipment to play the audio data.

In a second aspect, an embodiment of the present application provides a vehicle cinema system control device, which is applied to a vehicle cinema system or/and a vehicle adapted to a vehicle, the vehicle cinema system includes a projector, and the vehicle cinema system control device includes: a building module, It is used to establish a network connection channel between the car cinema system and the control center of the vehicle when the projection command is received. The projection command carries image information, and the projection command is used to instruct the car cinema system to play the image information; the acquisition module is used based on the The image information obtains corresponding image data and audio data; the projection control module is used to control the projector to project according to the image data; and the playback module is used to send a playback instruction to the audio equipment of the vehicle, and the playback instruction carries the audio data, and the playback instruction Used to control audio equipment to play audio data.

In a third aspect, embodiments of the present application provide a car cinema system, which is applied to a vehicle with audio equipment. The car cinema system includes a projector, and the car cinema system further includes: a memory; and one or more processors coupled to the memory ; one or more application programs, wherein, one or more application programs are stored in memory and configured to be executed by one or more processors, one or more programs are configured to perform as provided in the first aspect above A control method of a car cinema system.

In a fourth aspect, embodiments of the present application provide a vehicle, including: a memory; one or more processors coupled to the memory; one or more application programs, wherein the one or more application programs are stored in the memory The one or more programs are configured to be executed by one or more processors, and the one or more programs are configured to execute the control method of the car cinema system provided by the above-mentioned first aspect.

In a fifth aspect, an embodiment of the present application provides a computer-readable storage medium, where a program code is stored in the computer-readable storage medium, and the program code can be invoked by a processor to execute the drive-in theater system provided in the first aspect above. Control Method.

In the solution provided by this application, when the car cinema system receives the projection command, it can establish a network connection channel between the car theatre system and the control execution of the vehicle, the projection command carries image information, and the projection command is used to instruct the car theatre system to play the image information, and obtain the corresponding image data and audio data based on the image information, and control the projector to project according to the image data, and send a playback instruction to the audio equipment, the playback instruction carries the audio data, and the playback instruction is used to control the audio equipment to play the audio data. , therefore, it is realized to automatically control the on-board cinema system to establish a network connection channel with the control center of the vehicle when the projection command is received, and to control the projector to project according to the image data corresponding to the image information, and to control the audio equipment to play the corresponding image information. Audio data, thereby increasing the viewing angle of the car theater system for projecting and playing audio and video information.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 shows a schematic structural diagram of a vehicle provided by an embodiment of the present application.

FIG. 2 shows a schematic diagram of a functional module of a car cinema system provided by an embodiment of the present application.

FIG. 3 is a schematic diagram of another functional module of the car cinema system provided by the embodiment of the present application.

FIG. 4 shows a schematic diagram of an application scenario of the car cinema system provided by the embodiment of the present application.

FIG. 5 shows a schematic flowchart of a method for controlling a car cinema system provided by an embodiment of the present application.

FIG. 6 shows another schematic flowchart of the control method of the car cinema system provided by the embodiment of the present application.

FIG. 7 shows another schematic flowchart of the control method of the car cinema system provided by the embodiment of the present application.

FIG. 8 shows a schematic flowchart of a method for controlling a functional module of a vehicle provided by an embodiment of the present application.

FIG. 9 shows a schematic flowchart of a method for controlling a light intensity parameter of a target area in a vehicle provided by an embodiment of the present application.

FIG. 10 shows a structural block diagram of a control device for a car cinema system provided by an embodiment of the present application.

FIG. 11 shows a schematic diagram of a functional module of a vehicle provided by an embodiment of the present application.

FIG. 12 shows a computer-readable storage medium for storing or carrying a program code for realizing the control method of a car cinema system according to an embodiment of the present application according to an embodiment of the present application.

Detailed ways

In order to enable those skilled in the art to better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are Some embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

In order to clearly explain the solution of the present application, some terms are first explained below.

In-vehicle cinema system: a system for launching movies in vehicles, which can include projectors and electric curtains, etc.;

Electric curtain: electric equipment used for projection display, which can be controlled by remote control or electric button to expand or contract;

Projector: A device used to project images or videos onto a screen, including VideoGraphics Array (VGA) interface projectors, High Definition Multimedia Interface (HDMI) interface projectors, and projectors with network ports, etc. ;

Audio equipment: equipment used to play audio data;

Functional modules: devices used to characterize vehicle configurations that can adjust the interior environment, such as on-board air conditioners, on-board cameras, and on-board door locks;

Movie viewing factor: It is used to characterize the conditions that the in-car environment needs to meet when the in-car cinema system is used for movie release;

Light intensity parameter: The light intensity parameter used to characterize the target area in the vehicle.

The application scenarios provided by the embodiments of the present application are introduced below.

Please refer to FIG. 1 , which shows a schematic diagram of an application scenario of the method for controlling a car cinema system provided by an embodiment of the present application. The application scenario includes a vehicle 100 , and the vehicle 100 is adapted with a car cinema system 110 . The vehicle 100 may include: control Center 120, audio equipment 130, seats 140, etc. The in-vehicle cinema system 110 may include a control module 111, an electric screen 112 and a projector 113; the control module 111 may communicate with the electric screen 112, the projector 113, the control center 120 and the function module 130 respectively through a network connection, so as to realize the control The data interaction between the module 111 and the electric screen 112, the projector 113, the control center 120 and the function module 130 respectively, the above-mentioned network connection can be based on the controller area network (Controller Area Network, CAN), Bluetooth network, infrared network, digital A network connection formed by at least any one of a Digital Living Network Alliance (DLNA) network, a ZigBee (ZigBee) network, and a Wi-Fi network.

Referring to FIG. 2 , in some embodiments, the vehicle 100 may be an automobile, and the functional module 130 may include a window 131 , a curtain 1311 , a reading light 135 , an ambient light 137 and an air conditioner 139 . The control module 111 of the car cinema system 110 may include a central control screen 111, the central control screen 111 may be connected with the electric screen 112 and the projector 113 through a Bluetooth network, and the central control screen 111 may be connected with the windows 131, curtains 1311, reading lights 135, ambient light 137, air conditioner 139 and seat 140 are all connected through CAN network, and can respectively control electric curtain 112, projector 113, window 131, curtain 1311, reading light 135, ambient light 137, air conditioner 139 and seat 140 is adjusted, and the seat 140 may include a front seat 1401 and a rear seat 1403 .

In the embodiment of the present application, when the central control screen 111 receives the projection instruction, it can respectively control the electric screen 112 to turn on and the projector 113 to turn on through the Bluetooth network, and control the projector according to the distance between the electric screen 112 and the projector 113 113 to focus, and control the projector 113 to project the image data obtained according to the image information carried by the projection instruction to the electric screen 112 . In some embodiments, the central control screen 111 can also control the operation of the functional modules of the vehicle 100 according to the actual environmental conditions inside the vehicle 100 so that the internal environment of the vehicle can meet the user's comfortable viewing needs. For example, the central control screen 111 can be based on The internal environmental conditions of the vehicle 100 can be selectively executed: control the window 131 to close, control the curtain 1311 to adjust the degree of shading, control the reading light 135 to adjust the brightness, and control the brightness and lighting angle of the ambient light 137 through the CAN network, so as to make the interior of the vehicle The light intensity parameter of 1 satisfies the preset light intensity, and the air conditioner 139 is controlled through the CAN network to adjust the temperature in the vehicle, so that the temperature in the vehicle meets the preset temperature. Further, in some embodiments, in order to improve the viewing experience and projection stability, the central control screen 111 can be used to control the air conditioner 139 to adjust the angle of the air outlet to the foot blowing mode, which can prevent the electric screen from shaking, and control the front seats. 1401 and the rear seat 1403 are adjusted so that the front seat 1401 and the rear seat 1403 meet the occupant’s preset viewing conditions, such as controlling the front seat 1401 to move forward, and when the front seat is detected When there is no occupant on the 1401, the front seat 1401 is controlled to lie flat to the lowest state, which can provide the occupants on the rear seat 1403 with a leg drag in the reclining posture, and control the rear seat 1403 to adjust the seatback angle. , which can provide a comfortable sleeping posture for rear-row movie occupants.

Referring to FIG. 3 , in some embodiments, the car theater system 110 may further include audio equipment 114 and a mobile terminal 115 . The audio equipment 114 is connected to the central control screen 111 through a CAN network, and the terminal 115 is connected to the projector 113 through a DLNA network. When the central control screen 111 receives the projection instruction, it can transmit the image information to the projector 113 through the DLNA network, or it can control the projector 113 to obtain the image information from the mobile terminal 115 through the DLNA network, such as from the mobile phone, tablet computer ( Portable Android Device, PAD) etc. to obtain image information, and control the projector 113 to project the image corresponding to the image information to the electric screen 112, and control the projector 113 to transmit the audio corresponding to the image information to the audio device 114 through the Bluetooth network, And control the audio equipment 114 to play audio corresponding to the video information.

As shown in FIG. 4 , in some embodiments, the electric screen 112 may be provided with a hook 1121 , and the electric screen 112 may be hung inside the vehicle 100 through the hook 1121 , and the projector 113 may be disposed at a suitable position inside the vehicle 100 and connected to the electric screen 100 . The curtain 112 is opposite, for example, the projector 113 may be installed on the rear seat 140 of the vehicle 100, or hung on the roof of the rear side of the vehicle, or the like.

Understandably, when the occupant needs to play audio and video in the vehicle 100, he can send a control command to the on-board cinema system 110, and when the control module 111 receives the projection command, it can establish a connection between the on-board cinema system 110 and the control center 120 of the vehicle 100. The network connects the channel, and based on the image information carried by the projection instruction, obtains image data and audio data corresponding to the image information, and controls the projector 113 to project according to the image data, and sends a playback instruction to the audio equipment 114 to control the audio equipment 114 according to the The audio data carried by the play instruction is played, thereby completing the control process of the in-vehicle cinema system 110 for projection and playback.

Please refer to FIG. 5 , which shows a flowchart of a control method for a car cinema system provided by an embodiment of the present application. The control method for a car cinema system is used to automatically control the projector to project image data according to the received projection instruction, And control the audio equipment to play the audio data, thereby increasing the viewing angle of the in-vehicle theater system for projecting and playing audio and video information. In a specific embodiment, the control method of the car theater system is applied to the car theater system 110 adapted to the vehicle 100 shown in FIG. 1 . The following will take the vehicle 100 as an example to describe the process shown in FIG. 5 in detail. , the control method of the car cinema system may include the following steps S510-S540.

Step S510: When receiving the projection instruction, establish a network connection channel between the car cinema system and the control center of the vehicle.

In the embodiment of the present application, when the car theater system receives the projection instruction, it can send a network connection request to the control center of the vehicle, and can determine the transmission protocol for the network connection between the car theater system and the control center of the vehicle according to the network connection request. , and according to the transmission protocol and the network connection request, the control center that controls the vehicle sends the confirmation message corresponding to the network connection request to the car cinema system, the car cinema system responds to the received confirmation message, and according to the confirmation message, can establish The network connection channel between the car cinema system and the control center of the vehicle. Among them, the projection command carries image information, and the projection command is used to instruct the car cinema system to play image information; the transmission protocol may include CAN bus transmission protocol, Bluetooth transmission protocol, infrared transmission protocol, DLNA transmission protocol, ZigBee transmission protocol and Wi-Fi transmission At least any one of the protocols, etc.; the network connection request is used to instruct the control module to establish a network connection channel with the control center.

In some embodiments, the in-vehicle theater system may include a voice recognition module, and the voice recognition module may be used to collect the voice information of the occupants in the vehicle, and perform voice recognition on the acquired voice information, and the projection instruction may include voice projection information, voice projection The information is used to instruct the car cinema system to play image information. When the voice recognition module collects the voice information of the occupants in the car, it can perform voice recognition on the collected voice information. The keywords of projection information, such as "projection play", and for example "projection" or "play", etc., indicate that the car theater system has received the projection command, and the car theater system can establish the communication between the car theater system and the control center of the vehicle. network connection channel.

In some embodiments, the in-vehicle theater system can detect the operation of the occupant. When it is determined that the occupant has input the projection instruction of the in-vehicle theater system according to the detected operation of the occupant, that is, the in-vehicle theater system has received the projection instruction, and the in-vehicle theater system has received the projection instruction. The system can establish a network connection channel between the car cinema system and the control center of the vehicle.

In some embodiments, the in-vehicle theater system can interact with the client associated with the occupant through the network, and when receiving the projection instruction of the in-vehicle theater system sent by the occupant through the client, the in-vehicle theater system can establish the control of the in-vehicle theater system and the vehicle Network connection channel between centers.

Of course, the manner in which the in-vehicle theater system receives the projection instruction may not be limited.

Step S520: Acquire corresponding image data and audio data based on the image information.

In the embodiment of the present application, the car cinema system can analyze the image information according to the image information carried by the received projection instruction, and extract image data and audio data corresponding to the image information.

Step S530: Control the projector to project according to the image data.

In the embodiment of the present application, the car cinema system may include a control module, and after the car cinema system acquires image data corresponding to the image information, the control module may control the projector to project the acquired image data.

In some embodiments, the vehicle may further include an environmental parameter adjustment module. After the in-vehicle cinema system acquires image data corresponding to the image information, the control module may control the environmental parameter adjustment module to adjust the in-vehicle environmental parameters of the vehicle, so that the vehicle The interior environment parameters meet the on-board projection mode, so that the on-board cinema system can automatically adjust the interior environment parameters of the vehicle according to the received projection commands, which can improve the movie-watching experience of the occupants in the car. Among them, the environmental parameters are used to represent that the internal environmental conditions of the vehicle satisfy the preset scene. The environmental parameters may include at least one of temperature parameters, car seat position parameters, and light intensity parameters of the target area in the car.

As an embodiment, the environmental parameters may include temperature parameters of the target area in the car. After the car cinema system obtains the image data corresponding to the image information, the control module can control the air conditioner to adjust the temperature in the car, so that the in-car temperature of the car is adjusted. The temperature meets the preset temperature, and according to the adjusted interior temperature, the electric curtain is controlled to descend to the preset position, and the projector is controlled to project the image data to the electric curtain.

As an embodiment, the environmental parameters may include seat position parameters, and the vehicle may further include a position adjustment module, where the position adjustment module is used to adjust the position of the seat in the vehicle. After the car cinema system obtains the image data corresponding to the image information, the control module can control the position adjustment module to adjust the position of the seat, and according to the adjusted seat position, control the electric screen to descend to the preset position, and control the projection The instrument projects the image data to the motorized screen.

As an embodiment, the vehicle may also include a reading light, and the environmental parameters may include light intensity parameters of the target area in the vehicle. After the on-board cinema system obtains image data corresponding to the image information, the control module may control the reading light to adjust the brightness, In order to make the light intensity parameters of the target area in the car meet the preset light intensity, and according to the adjusted light intensity parameters, the electric curtain is controlled to drop to the preset position, and the projector is controlled to project the image data to the electric curtain.

As an embodiment, the vehicle may also include ambient lights, and the ambient parameters may include light intensity parameters of the target area in the vehicle. After the car cinema system obtains image data corresponding to the image information, the control module may control the ambient lights to adjust, such as Adjust the brightness and light-emitting angle of the ambient light so that the light intensity parameters of the target area in the car meet the preset light intensity, and control the electric curtain to drop to the preset position according to the adjusted light intensity parameters, and control the projector to convert the image data. Projects onto a motorized screen.

Step S540: Send a playback instruction to the audio device.

In the embodiment of the present application, after the car theater system obtains the audio data corresponding to the image information, the car theater system can send a playback instruction to the audio equipment, the playback instruction carries the audio data, and the playback instruction is used to control the audio equipment to play the audio data, The audio equipment plays the audio data sent by the car cinema system in response to the received playback instruction.

In the solution provided by this application, when the car cinema system receives the projection command, it can establish a network connection channel between the car theatre system and the control execution of the vehicle, the projection command carries image information, and the projection command is used to instruct the car theatre system to play the image information, and obtain the corresponding image data and audio data based on the image information, and control the projector to project according to the image data, and send a playback instruction to the audio equipment, the playback instruction carries the audio data, and the playback instruction is used to control the audio equipment to play the audio data. , therefore, it is realized to automatically control the on-board cinema system to establish a network connection channel with the control center of the vehicle when the projection command is received, and to control the projector to project according to the image data corresponding to the image information, and to control the audio equipment to play the corresponding image information. Audio data, thereby increasing the viewing angle of the car theater system for projecting and playing audio and video information.

Please refer to FIG. 6 , which shows a flowchart of a method for controlling a car theater system provided by another embodiment of the present application. The control method for a car theater system is applied to a car theater system 110 adapted to the vehicle 100 shown in FIG. 1 , The following will take the vehicle 100 as an example to describe the flow shown in FIG. 6 in detail. The control method of the car cinema system may include the following steps S610-S680.

Step S610: When receiving the projection instruction, control the projector to send a first network connection request to the control center.

In the embodiment of the present application, when receiving the projection instruction, the car cinema system can control the projector to send the first network connection request to the control center. The first network connection request is used to instruct the projector and the control center to establish a first network connection channel.

Step S620: Determine a first transmission protocol for network connection between the projector and the control center according to the first network connection request.

In the embodiment of the present application, after controlling the projector to send the first network connection request to the control center, the car theater system may determine the first transmission protocol for network connection between the projector and the control center according to the first network connection request. The first transmission protocol is used to represent a data transmission protocol for network connection between the projector and the control center.

In some embodiments, the first transmission protocol includes at least one of a Bluetooth transmission protocol, an infrared transmission protocol, a digital living network alliance transmission protocol, and a Zigbee network protocol.

Step S630: Based on the first transmission protocol and the first network connection request, the control and control center sends a first confirmation message corresponding to the first network connection request to the projector.

In this embodiment of the present application, after determining the first transmission protocol for the network connection between the projector and the control center according to the first network connection request, the car cinema system can control the vehicle's The control center sends a first confirmation message corresponding to the first network connection request to the projector. The first confirmation message is used to indicate that the control center has received the first network connection request sent by the car cinema system.

Step S640: Establish a first network connection channel between the projector and the control center according to the first confirmation message.

In the embodiment of the present application, the car cinema system is configured to, based on the first transmission protocol and the first network connection request, after the control and control center sends the first confirmation message corresponding to the first network connection request to the projector, the Once the confirmation message is received, a first network connection channel is established between the control projector and the control center of the vehicle.

In this embodiment of the present application, after a first network connection channel is established between the projector and the control center, the first network connection channel can be maintained between the two through an inquiry operation. For example, the projector sends an inquiry message to the control center at preset time intervals, and the inquiry message includes the currently connected network protocol and the address information of the currently connected device (projector). After receiving the inquiry message, the control center based on the After the inquiry message determines the confirmation message corresponding to the inquiry message, the confirmation message is sent to the projector. At this time, the car cinema system can obtain the information of the normal connection of the first network connection channel based on the confirmation message. When the projector does not receive the corresponding confirmation message after sending the inquiry message, the car cinema system can determine that the connection of the first network connection channel is abnormal, and then returns to execute "control the projector to send the first network connection request to the controller" in step S610. Center" steps to re-establish the first network connection channel. In other embodiments, in order to determine whether the connection of the first network connection channel is normal, an inquiry message may be sent through the control center, and a confirmation message may be replied by the projector, which will not be repeated in this specification.

Step S650: Acquire corresponding image data and audio data based on the image information.

In this embodiment of the present application, for step S650, reference may be made to the content of the corresponding steps in the foregoing embodiments, which is not limited here.

In some embodiments, after establishing the first network connection channel between the projector and the control center according to the first confirmation message, the car cinema system can determine the data source of the image information in the projection instruction. If the control center is connected to a mobile terminal, the control center of the control vehicle receives image information from the mobile terminal, and controls the control center of the vehicle to analyze the received image information, so that the control center of the vehicle can obtain image data and audio data corresponding to the image information.

In some embodiments, after establishing the first network connection channel between the projector and the control center according to the first confirmation message, the car cinema system may receive a second network connection request from the mobile terminal, and the second network connection request uses establishing a second network connection channel between the instructed mobile terminal and the control center, and in response to the received second network connection request, determining a second transmission protocol for the network connection between the mobile terminal and the control center according to the second network connection request, and Based on the second transmission protocol and the second network connection request, the control center controlling the vehicle sends a second confirmation message corresponding to the second network connection request to the mobile terminal, and controls the communication between the mobile terminal and the control center according to the second confirmation message A second network connection channel is established between the two, and the data source of the image information in the projection command is determined. If the car cinema system determines that the data source is a mobile terminal, the control center that controls the vehicle receives the image information through the second network connection channel and controls the vehicle. The control center of the vehicle analyzes the received image information, so that the control center of the vehicle obtains image data and audio data corresponding to the image information.

In some embodiments, the drive-in theater system may include a decoder for decoding the image information to obtain image data and audio data. Further, after obtaining the image information, the car cinema system can determine the data format supported by the projector, decode the image information to obtain image data, and convert the format of the image data into the data format supported by the projector, so, It can automatically play image information in multiple formats without the need for the user to find a format matching the projector, and has a wide range of applicability.

Step S660: Send the image data to the projector based on the first network connection channel.

In the embodiment of the present application, after the car cinema system establishes the first network connection channel between the projector and the control center according to the first confirmation message, the control center that controls the vehicle will receive the first network connection channel based on the first network connection channel. The image data is sent to the projector through the first network connection channel.

Step S670: Control the projector to project according to the image data.

Step S680: Send a playback instruction to the audio device.

In this embodiment of the present application, step S670 and step S680 may refer to the contents of the corresponding steps in the foregoing embodiments, which are not limited here.

In the solution provided by this application, when the car cinema system receives the projection command, it can establish a network connection channel between the car theatre system and the control execution of the vehicle, the projection command carries image information, and the projection command is used to instruct the car theatre system to play the image information, and obtain the corresponding image data and audio data based on the image information, and control the projector to project according to the image data, and send a playback instruction to the audio equipment, the playback instruction carries the audio data, and the playback instruction is used to control the audio equipment to play the audio data. , therefore, it is realized to automatically control the on-board cinema system to establish a network connection channel with the control center of the vehicle when the projection command is received, and to control the projector to project according to the image data corresponding to the image information, and to control the audio equipment to play the corresponding image information. Audio data, thereby increasing the viewing angle of the car theater system for projecting and playing audio and video information.

Further, when the car cinema system receives the projection command, it can control the control center of the vehicle to receive the image information, and control the control center of the vehicle to send the image data corresponding to the image information to the projector through the first network connection channel, and control the The projector projects the image data, thereby realizing the projection of the image information by the car theater system, which can simplify the projection control process of the car theater system.

Please refer to FIG. 7 , which shows a flowchart of a method for controlling a car cinema system provided by another embodiment of the present application. The control method for a car cinema system is applied to a car cinema system 110 adapted to the vehicle 100 shown in FIG. 1 , The following will take the vehicle 100 as an example to describe the flow shown in FIG. 7 in detail. The control method of the car cinema system may include the following steps S710-S770.

Step S710: When receiving the projection instruction, establish a network connection channel between the car cinema system and the control center of the vehicle.

Step S720: Acquire corresponding image data and audio data based on the image information.

In this embodiment of the present application, step S710 and step S720 may refer to the contents of the corresponding steps in the foregoing embodiments, which are not limited here.

Step S730: Control the electric curtain to unfold.

In the embodiment of the present application, the car cinema system may include a control module, and after acquiring the corresponding image data and audio data based on the image information, the car cinema system may establish a network connection channel between the control module and the electric screen, and can control the The network connection channel between the module and the electric curtain controls the electric curtain to unfold.

Step S740: Obtain the distance between the motorized screen and the projector.

In some embodiments, the projector is provided with a distance sensor, and the car cinema system can control the distance sensor to obtain the distance between the motorized screen and the projector.

In some embodiments, the vehicle may further include a vehicle-mounted camera, and the vehicle-mounted cinema system may control the vehicle-mounted camera to take pictures of the interior area of the vehicle, obtain images of the interior area of the vehicle, and obtain the electric curtains in the vehicle according to the obtained images of the interior area of the vehicle. The first position in the car and the second position of the projector in the car, and according to the first position and the second position, the distance between the electric screen and the projector is determined.

In some embodiments, the vehicle may further include an internal memory, the memory pre-stores the third position of the electric curtain in the car and the fourth position of the projector in the car, and the in-vehicle cinema system may obtain the electric power from the internal memory of the vehicle, respectively. The third position of the screen in the car and the fourth position of the projector in the car, and the distance between the electric screen and the projector is determined according to the third position and the fourth position.

Step S750: Control the projector to focus according to the distance.

In the embodiment of the present application, after obtaining the distance between the electric screen and the projector, the car cinema system can control the projector to focus according to the obtained distance between the electric screen and the projector.

Step S760: Control the projector to project the image data onto the electric screen.

In the embodiment of the present application, after controlling the projector to focus according to the distance between the electric screen and the projector, the car cinema system can control the projector to project the acquired image data onto the electric screen.

Step S770: Control the function modules of the vehicle to work according to the preset projection environment parameters and the network connection channel.

In this embodiment of the present application, for step S770, reference may be made to the content of the corresponding steps in the foregoing embodiments, and details are not repeated here.

In an application scenario, as shown in FIG. 8 , which shows a flowchart of the car cinema system controlling the functional modules of the vehicle, step S770 may include the following steps S771-S772.

Step S771 : according to the light intensity parameter of the target area in the vehicle, control the function module of the vehicle to adjust the light control device.

In this embodiment of the present application, the cinema environment parameters may include light intensity parameters of the target area in the car, and the function module may be used to adjust the light control device of the vehicle, and the light control device is used to characterize the light-generating element or the light-shielding element in the car ; After the control module receives the preset in-vehicle theater mode opening command, it can control the vehicle's functional module to adjust the light control device according to the light intensity parameters of the target area in the car, so that the light intensity parameters of the target area in the car meet the Preset light intensity.

In some embodiments, as shown in FIG. 9 , step S771 may include the following steps S7711-S7715.

Step S7711: According to the light intensity parameter of the target area in the vehicle, the functional module of the control vehicle adjusts the working parameters of the lighting fixture in the vehicle.

In this embodiment, the light control device may include interior lighting fixtures, and the control module may control the functional modules of the vehicle to adjust the working parameters of the interior lighting fixtures according to the light intensity parameters of the target area within the vehicle, such as turning off the interior lighting. lights, or lower the brightness of the interior lighting fixtures, etc., so that the light intensity parameters of the target area in the car are full of the preset light intensity.

Step S7712: According to the light intensity parameter of the target area in the vehicle, the functional module of the control vehicle adjusts the working parameters of the ambient lighting in the vehicle.

In this embodiment, the light control device may include ambient lighting in the vehicle, and the control module may control the functional module of the vehicle to adjust the working parameters of the ambient lighting in the vehicle according to the light intensity parameters of the target area in the vehicle, such as adjusting the atmosphere in the vehicle The brightness of the lamps, and/or the lighting angle of the ambient lamps in the vehicle, etc., so that the light intensity parameters of the target area in the vehicle are full of the preset light intensity.

Step S7713: According to the light intensity parameter of the target area in the vehicle, the functional module of the vehicle is controlled to adjust the shading degree of the shading curtain.

In this embodiment, the light control device may include a shading curtain, and the control module may control the functional module of the vehicle to adjust the shading degree of the shading curtain according to the light intensity parameter of the target area in the vehicle, so that the light intensity parameter of the target area in the vehicle is adjusted. Meet the preset light intensity.

Step S7714: According to the light intensity parameter of the target area in the vehicle, the functional module of the vehicle is controlled to adjust the degree of shading of the window.

In this embodiment, the light control device may include a window, and the control module may control the function module of the vehicle to adjust the shading degree of the window according to the light intensity parameter of the target area in the vehicle, so that the light intensity parameter of the target area in the vehicle can be adjusted. Meet the preset light intensity.

Step S7715: Control the function module of the vehicle to adjust the shading degree of the sunroof according to the light intensity parameter of the target area in the vehicle.

In this embodiment, the light control device may include a sunroof, and the control module may control the functional module of the vehicle to adjust the shading degree of the sunroof according to the light intensity parameters of the target area in the vehicle, so that the light intensity parameters of the target area in the vehicle meet the predetermined requirements. Set light intensity.

Step S772 : according to the temperature parameter of the target area in the vehicle, control the function module of the vehicle to adjust the temperature inside the vehicle.

In the embodiment of the present application, the cinema environment parameters may include temperature parameters of the target area in the vehicle, the function module may be used to adjust the temperature inside the vehicle, and the control module may, after receiving the preset on-board cinema mode start instruction, The temperature parameter of the target area in the vehicle is used to control the function module of the vehicle to adjust the temperature inside the vehicle, so that the temperature inside the vehicle meets the preset temperature. For example, the functional module includes an air conditioner, and the control module can control the air conditioner to adjust the temperature in the vehicle.

In some embodiments, after the control module controls the function modules of the vehicle to work according to the preset cinema environment parameters and the network connection channel, when receiving the start command of the preset driving mode, the control module can control the on-board cinema system and the vehicle. The network connection channel between the control centers is disconnected, and the electric curtain is controlled to rise to the initial position, and the projector is controlled to be turned off, and the functional modules of the vehicle are controlled to work according to the preset driving environment parameters, so that the in-vehicle environment of the vehicle is in the driving position. For example, it controls the function modules of the vehicle to work, so that the light intensity parameters, temperature parameters, and seat position parameters of the vehicle's interior environment are in the parameters corresponding to the driving mode, and realizes the automatic driving mode according to the received driving mode start command. Controls the dismantling of the car cinema system, which simplifies the dismantling process of the car cinema system.

In the solution provided by this application, when the car cinema system receives the projection command, it can establish a network connection channel between the car theatre system and the control execution of the vehicle, the projection command carries image information, and the projection command is used to instruct the car theatre system to play the image information, and obtain the corresponding image data and audio data based on the image information, and control the projector to project according to the image data, and send a playback instruction to the audio equipment, the playback instruction carries the audio data, and the playback instruction is used to control the audio equipment to play the audio data. , therefore, it is realized to automatically control the on-board cinema system to establish a network connection channel with the control center of the vehicle when the projection command is received, and to control the projector to project according to the image data corresponding to the image information, and to control the audio equipment to play the corresponding image information. Audio data, thereby increasing the viewing angle of the car theater system for projecting and playing audio and video information.

Further, when receiving the projection instruction, the car cinema system can control the electric curtain to unfold, obtain the distance between the electric curtain and the projector, and control the projector to focus according to the distance between the electric curtain and the projector, and The projector is controlled to project the image data onto the electric screen, so as to realize the automatic control of the projection control process of the car cinema system.

Please refer to FIG. 10 , which shows a structural block diagram of a car cinema system control apparatus provided by an embodiment of the present application. In the embodiment of the present application, the car cinema system control apparatus 1000 is applied to a car cinema system or/or a car cinema system adapted to a vehicle. And the vehicle, the in-vehicle theater system includes a projector, and the in-vehicle theater system control apparatus 1000 may include: a building module 1010 , an acquisition module 1020 , a projection control module 1030 , and a playback module 1040 .

The establishment module 1010 is used to establish a network connection channel between the car cinema system and the control center of the vehicle when the projection instruction is received, the projection instruction carries image information, and the projection instruction is used to instruct the car cinema system to play the image information;

an acquisition module 1020, configured to acquire corresponding image data and audio data based on the image information;

a projection control module 1030, configured to control the projector to project according to the image data;

The playing module 1040 is used for sending a playing instruction to the audio equipment of the vehicle, the playing instruction carries audio data, and the playing instruction is used to control the audio equipment to play the audio data.

In some embodiments, the establishment module 1010 may include: a first control unit, a first determination unit, a second control unit, and a first establishment unit.

The first control unit is used to control the projector to send a first network connection request to the control center when receiving the projection instruction, and the first network connection request is used to instruct the projector to establish a first network connection channel with the control center. The first determining unit is configured to determine, according to the first network connection request, a first transmission protocol for network connection between the projector and the control center. The second control unit is configured to control the control center to send a first confirmation message corresponding to the first network connection request to the projector based on the first transmission protocol and the first network connection request. The first establishment unit is configured to establish a first network connection channel between the projector and the control center according to the first confirmation message.

In this embodiment, the first transmission protocol includes at least one of a Bluetooth transmission protocol, an infrared transmission protocol, a digital living network alliance transmission protocol, and a Zigbee network protocol.

As an implementation manner, the acquisition module 1020 may include: a second determination unit, a third control sheet, and a first analysis unit; the projection control module 1030 may include: a first sending unit and a third control unit.

The second determining unit is used for determining the data source of the image information in the projection instruction. The third control unit is configured to control the control center to receive image information if the data source is a mobile terminal connected to the control center. The first analysis unit is used to control the control center of the vehicle to analyze the image information, so that the control center of the vehicle obtains image data and audio data corresponding to the image information. The first sending unit is used for sending the image data to the projector based on the first network connection channel to control the control center of the vehicle. The fourth control unit is used for controlling the projector to project according to the image data.

As an embodiment, the acquiring module 1020 may further include: a receiving unit, a third determining unit, a fifth controlling unit, a second establishing unit, a fourth determining unit, a sixth controlling unit, and a second analyzing unit; the projection control module 1030 It may include: a second sending unit and a seventh control unit.

The receiving unit is configured to receive a second network connection request from the mobile terminal, and the second network connection request is used to instruct the mobile terminal to establish a second network connection channel with the control center. The third determining unit is configured to determine, according to the second network connection request, the second transmission protocol for the network connection between the mobile terminal and the control center. The fifth control unit is configured to control the control center to send a second confirmation message corresponding to the second network connection request to the mobile terminal based on the second transmission protocol and the second network connection request. The second establishment unit is configured to establish a second network connection channel between the mobile terminal and the control center according to the second confirmation message. The fourth determining unit is used for determining the data source of the image information in the projection instruction. The sixth control unit is used to control the control center to receive image information through the second network connection channel if the data source is a mobile terminal. The second analysis unit is used to control the control center of the vehicle to analyze the image information, so that the control center of the vehicle obtains image data and audio data corresponding to the image information. Based on the first network connection channel, the second sending unit controls the control center of the vehicle to send the image data to the projector. The seventh control unit is used to control the projector to project according to the image data.

In some embodiments, the car cinema system further includes a motorized screen, and the projection control module 1030 may further include: an eighth control unit, an acquisition unit, a ninth control unit, and a tenth control unit. The eighth control unit is used to control the electric curtain to unfold. The obtaining unit is used to obtain the distance between the electric screen and the projector. The ninth control unit is used for controlling the projector to focus according to the distance. The tenth control unit is used for controlling the projector to project the image data onto the electric screen.

In some embodiments, the in-vehicle theater system control apparatus 1000 may further include a function control module.

The function control module is used to control the function modules of the vehicle to work according to the preset projection environment parameters and network connection channels, so that the vehicle interior environment is in the preset vehicle projection mode, and the projection environment parameters are used to characterize the interior environment conditions in the vehicle Meet the preset scene.

In this embodiment, the projected environment parameters include at least one of temperature parameters, car seat position parameters, and light intensity parameters of the target area in the car; the functional modules include air conditioners, car seats, car lamps, shading curtains, car at least one of the windows.

In the solution provided by this application, when the car cinema system receives the projection command, it can establish a network connection channel between the car theatre system and the control execution of the vehicle, the projection command carries image information, and the projection command is used to instruct the car theatre system to play the image information, and obtain the corresponding image data and audio data based on the image information, and control the projector to project according to the image data, and send a playback instruction to the audio equipment, the playback instruction carries the audio data, and the playback instruction is used to control the audio equipment to play the audio data. , therefore, it is realized to automatically control the on-board cinema system to establish a network connection channel with the control center of the vehicle when the projection command is received, and to control the projector to project according to the image data corresponding to the image information, and to control the audio equipment to play the corresponding image information. Audio data, thereby increasing the viewing angle of the car theater system for projecting and playing audio and video information.

Please refer to FIG. 11 , which shows a functional block diagram of a vehicle 100 provided by an embodiment of the present application. The vehicle 100 may include: a processor 150 , a communication module 160 , a memory 170 and a bus. The processor 150, the communication module 160 and the memory 170 are connected to each other through a bus and complete the communication with each other. The bus can be an ISA bus, a PCI bus, an EISA bus, or the like. The bus can be divided into address bus, data bus, control bus and so on. in:

The memory 170 is used to store programs. Specifically, the memory 170 may be used to store software programs and various data. The memory 170 may mainly include a stored program area and a stored data area, wherein the stored program area may store an application program required to operate at least one function and may include program code, and the program code includes computer operation instructions. In addition to storing programs, the memory 170 can also temporarily store messages and the like that the communication module 160 needs to send.

The processor 150 is used for executing programs stored in the memory 170 . When the program is executed by the processor, the steps of the control methods for the car cinema system of the above embodiments are realized. Optionally, the processor 150 may employ at least one of digital signal processing (Digital Signal Processing, DSP), field-programmable gate array (Field-Programmable Gate Array, FPGA), and programmable logic array (Programmable Logic Array, PLA). implemented in hardware. The processor 150 may integrate one or a combination of a central processing unit (Central Processing Unit, CPU), a graphics processing unit (Graphics Processing Unit, GPU), a modem, and the like. Among them, the CPU mainly handles the operating system, user interface and application programs, etc.; the GPU is used for rendering and drawing of the display content; the modem is used to handle wireless communication. It can be understood that, the modem may not be integrated into the processor 150, and is implemented by a communication chip alone.

The memory 170 may include random access memory (Random Access Memory, RAM), or may include read-only memory (Read-Only Memory). Memory 170 may be used to store instructions, programs, codes, sets of codes, or sets of instructions. The memory 170 may include a stored program area and a stored data area, wherein the stored program area may store instructions for implementing an operating system, instructions for implementing at least one function (such as projection instructions, establishing a network connection channel, acquiring image data, acquiring Audio data, projection, playback instructions, playback, sending first network connection request, determining first transmission protocol, sending first confirmation message, establishing first network connection channel, determining data source, receiving image information, analyzing image information, receiving The second network connection request, the second transmission protocol is determined, the second confirmation message is sent, the second network connection channel is established, the electric curtain is controlled to unfold, the distance is obtained, the focus is controlled, etc.), instructions for implementing the following method embodiments Wait. The storage data area can also store the data created by the vehicle 100 during the control process of the car cinema system (such as network connection channel, image information, image data, audio data, first network connection request, first network connection channel, first transmission protocol , the first confirmation message, the Bluetooth transmission protocol, the infrared transmission protocol, the digital living network alliance transmission protocol, the Zigbee network protocol, the second network connection request, the second network connection channel, the second transmission protocol, the second confirmation message, distance, projection environment parameters, projection mode and preset scene), etc.

Please refer to FIG. 12 , which shows a computer-readable storage medium provided by an embodiment of the present application. The computer-readable storage medium 1200 stores program codes, and the program codes can be called by a processor to execute the methods described in the foregoing method embodiments. Methods.

The computer readable storage medium 1200 may be an electronic memory such as flash memory, EEPROM (Electrically Erasable Programmable Read Only Memory), EPROM, hard disk, or ROM. Optionally, the computer-readable storage medium 1200 includes a non-transitory computer-readable storage medium. Computer readable storage medium 1200 has storage space for program code 1210 to perform any of the method steps in the above-described methods. These program codes can be read from or written to one or more computer program products. Program code 1210 may be compressed, for example, in a suitable form.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand: it can still be Modifications are made to the technical solutions described in the foregoing embodiments, or some technical features thereof are equivalently replaced; and these modifications or replacements do not drive the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims (11)

1. a vehicle-mounted cinema system control method, it is characterized in that, be applied to the vehicle-mounted cinema system that is adapted to vehicle, described vehicle-mounted cinema system comprises projector, electric screen and decoder, and described vehicle comprises audio equipment, position adjustment module and a vehicle-mounted camera, wherein the position adjustment module is used to adjust the position of the seat in the vehicle, the vehicle-mounted camera is used to obtain an image of an area in the vehicle, and the method includes: When receiving a projection command, establish a network connection channel between the car cinema system and the control center of the vehicle, the projection command carries image information, and the projection command is used to instruct the car theatre system to play the image information; Decode the image information based on the decoder to obtain image data and audio data supported by the projector; controlling the position adjustment module to adjust the position of the seat; Controlling the electric curtain to descend to a preset position according to the adjusted seat position; According to the image of the in-vehicle area obtained by the in-vehicle camera, obtain the first position of the electric screen in the car and the second position of the projector in the car; controlling the projector to project the image data to the motorized screen according to the first position and the second position; and Send a play instruction to the audio device, where the play instruction carries the audio data, and the play instruction is used to control the audio device to play the audio data. 2. The method according to claim 1, wherein, when receiving a projection instruction, establishing a network connection channel between the car cinema system and the control center of the vehicle, comprising: When receiving the projection instruction, control the projector to send a first network connection request to the control center, where the first network connection request is used to instruct the projector to establish a first network connection channel with the control center; determining, according to the first network connection request, a first transmission protocol for network connection between the projector and the control center; Controlling the control center to send a first confirmation message corresponding to the first network connection request to the projector based on the first transmission protocol and the first network connection request; and According to the first confirmation message, a first network connection channel between the projector and the control center is established. 3. The method according to claim 2, wherein the first transmission protocol comprises at least one of a Bluetooth transmission protocol, an infrared transmission protocol, a digital living network alliance transmission protocol, and a Zigbee network protocol. 4. The method according to claim 2, wherein the acquiring corresponding image data and audio data based on the image information comprises: determining the data source of the image information in the projection instruction; If the data source is a mobile terminal connected to the control center, controlling the control center to receive the image information; and Controlling the control center to analyze the image information, so that the control center obtains image data and audio data corresponding to the image information; The controlling the projector to project the image data to the electric screen includes: controlling the control center to send the image data to the projector based on the first network connection channel; controlling the A projector projects the image data to the motorized screen. 5. The method according to claim 2, wherein the acquiring corresponding image data and audio data based on the image information comprises: receiving a second network connection request from the mobile terminal, where the second network connection request is used to instruct the mobile terminal to establish a second network connection channel between the control center; determining, according to the second network connection request, a second transmission protocol for the network connection between the mobile terminal and the control center; Controlling the control center to send a second confirmation message corresponding to the second network connection request to the mobile terminal based on the second transmission protocol and the second network connection request; establishing a second network connection channel between the mobile terminal and the control center according to the second confirmation message; determining the data source of the image information in the projection instruction; If the data source is the mobile terminal, controlling the control center to receive the image information through the second network connection channel; and Controlling the control center to analyze the image information, so that the control center obtains image data and audio data corresponding to the image information; The controlling the projector to project the image data to the electric screen includes: controlling the control center to send the image data to the projector based on the first network connection channel; controlling the A projector projects the image data to the motorized screen. 6. The method according to claim 1, wherein the controlling the projector to project the image data to the motorized screen comprises: controlling the electric curtain to unfold; Obtain the distance between the electric screen and the projector; controlling the projector to focus based on the distance; and The projector is controlled to project the image data onto the motorized screen. 7. The method according to any one of claims 1 to 6, wherein the method further comprises: According to the preset projection environment parameters and the network connection channel, the function modules of the vehicle are controlled to work, so that the interior environment of the vehicle is in the preset vehicle projection mode, and the projection environment parameters are used to characterize the interior of the vehicle. The internal environmental conditions meet the preset scene; The projection environment parameters include at least one of temperature parameters, car seat position parameters, and light intensity parameters of the target area in the car; the functional modules include air conditioners, car seats, car lamps, shading curtains, and car windows. at least one of. 8. A vehicle-mounted cinema system control device, characterized in that it is applied to a vehicle-mounted cinema system adapted to a vehicle or/and the vehicle, wherein the vehicle-mounted cinema system comprises a projector, an electric screen and a decoder, and the vehicle comprises A position adjustment module and a vehicle-mounted camera, the position adjustment module is used to adjust the position of the seat in the vehicle, the vehicle-mounted camera is used to obtain an image of an area in the vehicle, and the vehicle-mounted cinema system control device includes: The establishment module is used to establish a network connection channel between the car cinema system and the control center of the vehicle when receiving a projection command, the projection command carries image information, and the projection command is used to instruct the car theatre The system plays the image information; an obtaining module, configured to decode the image information based on the decoder to obtain image data and audio data supported by the projector; The projection control module is used to control the position adjustment module to adjust the position of the seat, control the electric curtain to descend to a preset position according to the adjusted seat position, and control the electric curtain to descend to a preset position according to the The inner area image is obtained, the first position of the electric screen in the car and the second position of the projector in the car are obtained, and according to the first position and the second position, the projector is controlled to image data is projected onto the motorized screen; and The playing module is used for sending a playing instruction to the audio equipment of the vehicle, where the playing instruction carries the audio data, and the playing instruction is used to control the audio equipment to play the audio data. 9. A vehicle-mounted cinema system, applied to a vehicle with audio equipment, the vehicle-mounted cinema system comprising a projector, is characterized in that, also comprising: memory; one or more processors coupled to the memory; one or more application programs, wherein the one or more application programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs are configured to execute A method as claimed in any one of claims 1 to 7. 10. A vehicle, characterized by comprising: a memory; one or more processors coupled to the memory; one or more application programs, wherein the one or more application programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs are configured to execute A method as claimed in any one of claims 1 to 7. 11. A computer-readable storage medium, wherein a program code is stored in the computer-readable storage medium, and the program code can be invoked by a processor to execute any one of claims 1 to 7 Methods.

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