CN111078167A - Information transmission method, vehicle machine, computer storage medium and information transmission system - Google Patents
Information transmission method, vehicle machine, computer storage medium and information transmission system Download PDFInfo
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- CN111078167A CN111078167A CN201911101615.2A CN201911101615A CN111078167A CN 111078167 A CN111078167 A CN 111078167A CN 201911101615 A CN201911101615 A CN 201911101615A CN 111078167 A CN111078167 A CN 111078167A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Abstract
The invention discloses an information transmission method, a vehicle machine, a computer readable storage medium and an information transmission system. The information transmission method comprises the following steps: receiving first biological characteristic information of a first user, which is sent by a first terminal; acquiring at least one projection screen associated with the first user according to the first biological characteristic information; and sending the screen projection information sent by the first terminal to the at least one projection screen. The information transmission method based on the invention acquires the associated at least one projection screen according to the first biological characteristic information of the first user sent by the first terminal, and takes the first biological characteristic information of the first user as the medium information for acquiring the target projection screen, thereby quickly and accurately realizing the information transmission between the first terminal and the projection screen.
Description
Technical Field
The present invention relates to the field of computer technologies, and in particular, to an information transmission method, a vehicle device, a computer-readable storage medium, and an information transmission system.
Background
With the rapid development of science and technology, user terminals such as mobile phones have become essential tools in people's lives, and with the increase of people's demands, among users of user terminals, there is a wide demand that a first terminal projects screen information to other terminals, wherein the screen projection information may be screen content and/or control information and the like.
Specifically, for example, some vehicles are equipped with a screen in addition to a center console, and a passenger seat is also equipped with a screen, so that there is usually more than one screen on the vehicle, and how to quickly and accurately implement information transmission between a user terminal and a projection screen is a technical problem to be solved.
Disclosure of Invention
In view of the above, the present invention provides an information transmission method, a vehicle device, a computer readable storage medium and an information transmission system, which are capable of quickly and accurately transmitting information between a first terminal and a projection screen.
The invention is realized by the following steps:
the invention provides an information transmission method, which comprises the following steps: receiving first biological characteristic information of a first user, which is sent by a first terminal; acquiring at least one projection screen associated with the first user according to the first biological characteristic information; and sending the screen projection information sent by the first terminal to the at least one projection screen.
In one embodiment, acquiring at least one projection screen associated with the first user according to the first biometric information includes: receiving real-time image information which is acquired by an image acquisition device and comprises the first biological characteristic information and a position reference object; and automatically acquiring the at least one projection screen associated with the position of the first user according to the real-time image information and the position relation between the position reference object and the plurality of projection screens.
In one embodiment, the step of acquiring at least one projection screen associated with the first user according to the first biometric information includes: receiving real-time image information which is acquired by an image acquisition device and comprises the first biological characteristic information and a position reference object; acquiring and displaying real-time position mapping graphs of the first user and the plurality of projection screens according to the real-time image information and the position relation between the position reference object and the plurality of projection screens; receiving an association instruction for the real-time location map; and acquiring the at least one projection screen associated with the first user according to the association instruction.
In an embodiment, the step of obtaining and displaying the real-time position maps of the first terminal and the plurality of projection screens according to the real-time image information and the position relationship between the position reference object and the plurality of projection screens includes: acquiring real-time relative positions of the first user and the plurality of projection screens according to the real-time image information; displaying a real-time location map including a first user's icon and the plurality of projection screen's icons, the first user's icon including at least one of a first username, the first user's avatar, the first user's icon and the plurality of projection screen's icons being in the same relative location as the real-time location.
In one embodiment, the step of receiving the association instruction further comprises: adjusting the real-time position mapping chart according to the association instruction to obtain a screen projection relation mapping chart; and displaying the screen projection relation mapping chart.
In one embodiment, the screen projection information includes first screen projection data corresponding to a first application program in the first terminal and second screen projection data corresponding to a second application program in the first terminal; the associated projection screen comprises a first projection screen and a second projection screen; the step of sending the screen projection information sent by the first terminal to the at least one projection screen includes: receiving the screen projection information sent by the first terminal; and sending the first screen projection data in the screen projection information to the first projection screen, and/or sending the second screen projection data in the screen projection information to the second projection screen.
The invention also provides an information transmission method, which is applied among the vehicle machine, the first terminal and at least one projection screen, and the information transmission method comprises the following steps: the first terminal sends first biological characteristic information of a first user to the car machine; the car machine acquires at least one projection screen associated with the first user according to the first biological characteristic information, and sends screen projection information sent by the first terminal to the at least one projection screen.
The invention also provides a vehicle machine, which comprises a memory and a processor; the processor is configured to execute the computer program stored in the memory to implement the steps of the information transmission method described above.
The present invention also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the above-described information transmission method.
The invention also provides an information transmission system which is characterized by comprising a vehicle machine, a first terminal and a plurality of projection screens; the first terminal is used for sending first biological characteristic information of a first user to the car machine; the car machine acquires at least one projection screen associated with the first user according to the first biological characteristic information, and sends screen projection information sent by the first terminal to the at least one projection screen.
The information transmission method, the vehicle machine, the computer readable storage medium and the information transmission system provided by the invention can be conveniently matched with the corresponding projection screen according to the first biological characteristic information and can associate the first terminal with at least one projection screen, so that the information transmission between the first terminal and the projection screen can be quickly and accurately realized.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is a schematic flow chart of an information transmission method according to a first embodiment of the present invention;
fig. 2 is a flowchart illustrating an information transmission method according to a second embodiment of the present invention;
fig. 3 is a flowchart illustrating an information transmission method according to a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of a vehicle machine according to a fourth embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, 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 invention.
The embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The first embodiment:
referring to fig. 1, fig. 1 is a schematic flow chart of an information transmission method according to a first embodiment of the present invention. As shown in fig. 1, an information transmission method according to a first embodiment of the present invention includes the following steps:
s11, receiving first biological characteristic information of the first user sent by the first terminal;
specifically, the first terminal may be, but not limited to, a mobile terminal such as a mobile phone and a tablet computer, and may also be another fixed terminal.
Specifically, in an embodiment, the first user may be, but is not limited to, a handheld user of the first terminal, for example, the first terminal receives a self-photographing instruction of the first user to obtain a self-photographing avatar of the first user, that is, the first biometric information. In other embodiments, the first user may also be a non-handheld user of the first terminal, for example, the first terminal receives a selected instruction for a photo including the first user avatar to obtain the first user avatar, that is, the first biometric information, and the like, that is, the first user may be a user located at a different position from the first terminal, specifically, for example, in a vehicle, the first terminal may be located at the front row, the first user may be located at the rear row, and the like.
In particular, the first biometric information may also be a feature of the first user that can distinguish other users, such as other passengers in the vehicle, or also include other features, such as weight, height, heart rate, gender, age, etc.
S12: acquiring at least one projection screen associated with a first user according to the first biological characteristic information;
in an embodiment, the at least one projection screen associated with the location of the first user may be, but is not limited to being, acquired according to the first biometric information, specifically, when the first biometric information includes, for example, weight, step S12: acquiring at least one projection screen associated with a first user according to the first biometric information comprises: after the seat of the first user corresponding to the first biological characteristic information is determined according to the gravity sensing value obtained by the gravity sensor on the seat, a projection screen associated with the seat of the first user is obtained. Specifically, when the first biometric information includes an image, for example, the acquiring, according to the first biometric information, at least one projection screen associated with the first user in step S12 specifically includes: receiving real-time image information which is acquired by an image acquisition device and comprises first biological characteristic information and a position reference object; and automatically acquiring at least one projection screen related to the position of the first user according to the real-time image information and the position relation between the position reference object and the plurality of projection screens. The position reference object may be, for example, but not limited to, a projection screen, or other objects that can reflect the position relationship between the first user and the plurality of projection screens, such as a vehicle seat and/or a vehicle steering wheel, etc.
Specifically, in an embodiment, the location association with the first user may include, but is not limited to: closest to the first user's location, farthest from the first user, in the same area as the first user or directly across from the first user, and so on.
In other embodiments, step S12 may also include, but is not limited to: and acquiring at least one projection screen corresponding to the type of the first biological feature according to the type of the first biological feature. Specifically, for example, when the first biometric feature is a child, a preset projection screen associated with the type of the first biometric feature, for example, a projection screen with the largest size and the largest resolution, is used as the projection screen associated with the first user, and so on.
S13: and sending the screen projection information sent by the first terminal to at least one projection screen.
In an embodiment, the screen projection information transmitted by the first terminal may include, but is not limited to, for example, a video stream, an audio stream, a data stream, a control stream, and the like.
In an embodiment, after receiving the screen projection information sent by the first terminal, the projection screen associated with the first terminal may display, but is not limited to display, the screen projection information.
In an embodiment, step S13 may include, but is not limited to: and establishing communication connection with the first terminal in a wired or wireless mode. Wherein the communication connection is established with the first terminal in a wired manner, for example, via a serial bus (e.g., US 1B). The communication connection is established with the first terminal in a wireless mode, for example, the communication connection is established with the first terminal in a WIFI or bluetooth mode.
In an embodiment, different information transmission rights and/or information reception rights may be given to the first terminal according to, but not limited to, a rating of the first terminal and/or a rating of the first user, such as only transmitting multimedia information, such as a video stream and/or an audio stream and/or a picture, etc., transmitted by the first terminal to the at least one projection screen, or only transmitting a control stream and multimedia information transmitted by the first terminal to the at least one projection screen. Wherein, the rank of the first terminal and/or the rank of the first user may be, but not limited to, preset by the user.
In an embodiment, the screen projection information may include first screen projection data corresponding to a first application program in the first terminal and second screen projection data corresponding to a second application program in the first terminal. The associated projection screen may include, but is not limited to, a first projection screen and a second projection screen.
In one embodiment, in step S13, the receiving and sending of the screen projection information sent by the first terminal to the associated projection screen may include, but is not limited to: receiving the screen projection information sent by the first terminal; and sending the first screen projection data in the screen projection information to the first projection screen, and sending the second screen projection data in the screen projection information to the second projection screen. Therefore, the information transmission method provided by the embodiment can display the screen projection data corresponding to the plurality of application programs in the first terminal of the passenger in different projection screens.
Specifically, in other embodiments, the screen projection information may also be distributed in, but is not limited to, the following manner: 1. sending the first screen projection data and the second screen projection data to the first projection screen only; 2. the first screen projection data and the second screen projection data are both sent to a first projection screen, and the second screen projection data are sent to a second projection screen; 3. and sending the first screen projection data and the second screen projection data to the first projection screen, and sending the first screen projection data and the second screen projection data to the second display screen. Specifically, in other embodiments, step S13 may further include, but is not limited to: and sending the first screen projection data and the second screen projection data in the screen projection information to a first projection screen, controlling the first projection screen to display in a split screen mode, and/or sending the first screen projection data and the second screen projection data in the screen projection information to a second projection screen, and controlling the second projection screen to display in a split screen mode.
It should be understood that although the present invention uses the terms first, second, etc. to describe various applications, projection data, projection screens, etc., these applications, projection data, projection screens, etc. are not limited by these terms. These terms are only used to distinguish one application, projection data, projection screen, etc. from another application, projection data, projection screen, etc. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
In an embodiment, step S13 may include, but is not limited to: and when the acquired screen projection information comprises movie data, acquiring film watching mode control information, wherein the film watching mode control information comprises electronic glass transparency adjusting information and/or atmosphere lamp control information. And controlling the transparency of the window glass corresponding to the projection screen for displaying the movie data and/or controlling the atmosphere lamp in the area corresponding to the projection screen for displaying the movie data according to the viewing mode control information. Therefore, when the movie data is displayed on the projection screen, the information transmission method provided by the embodiment can provide a good movie viewing atmosphere for the user corresponding to the projection screen terminal, and improve the experience of the user in viewing movies.
Second embodiment:
fig. 2 is a flowchart illustrating an information transmission method according to a second embodiment of the present invention. As shown in fig. 2, the information transmission method of the present embodiment includes the following steps:
s21: receiving first biological characteristic information of a first user, which is sent by a first terminal;
s22: receiving real-time image information which is acquired by an image acquisition device and comprises first biological characteristic information and a position reference object;
s23: acquiring and displaying real-time position mapping graphs of a first user and a plurality of projection screens according to the real-time image information and the position relation between the position reference object and the plurality of projection screens;
in one embodiment, step S23: the method for acquiring and displaying the real-time position mapping of the first terminal and the plurality of projection screens according to the real-time image information and the position relation between the position reference object and the plurality of projection screens comprises the following steps: acquiring real-time relative positions of a first user and a plurality of projection screens according to the real-time image information; and displaying a real-time position mapping chart comprising a first user icon and a plurality of projection screen icons, wherein the first user icon comprises at least one of a first user name and a first user head portrait, and the relative positions of the first user icon and the plurality of projection screen icons are the same as the real-time positions.
S24: receiving a correlation instruction for the real-time position map;
s25: and acquiring at least one projection screen associated with the first user according to the association instruction.
In one embodiment, step S25: after acquiring the at least one projection screen associated with the first user according to the association instruction, but not limited to, the method may include: adjusting the real-time position mapping chart according to the association instruction to obtain a screen projection relation mapping chart; and displaying the screen projection relation mapping chart. Specifically, for example, after receiving a drag association instruction that the user drags an icon of the first user displayed in the home screen to an icon position corresponding to the projection screen, the first user is associated with the projection screen. Therefore, the information transmission method provided by the embodiment can realize visual association operation.
The third embodiment:
as shown in fig. 3, the information transmission method of this embodiment is applied between a car machine, a first terminal, and at least one projection screen, and includes the following steps:
step S31: the first terminal sends first biological characteristic information of a first user to the vehicle machine;
step S32: the vehicle machine acquires at least one projection screen associated with the first user according to the first biological characteristic information, and sends screen projection information sent by the first terminal to the at least one projection screen.
The fourth embodiment:
fig. 4 is a schematic structural diagram of a vehicle machine according to a fourth embodiment of the present invention. As shown in fig. 4, the car machine includes a processor 40 and a memory 41; the processor 40 is configured to execute the computer program stored in the memory 41 to implement the steps of the information transmission method described above.
In one embodiment, the car machine may also include a main screen 42 and a bus 43 connecting the various components.
In particular, the home screen 42 may be used to present a real-time location map including icons of a first user including at least one of a first username, an avatar of the first user, and icons of a plurality of projection screens in the same relative location as the real-time relative location of the first user to the icons of the plurality of projection screens.
In one embodiment, the home screen 42 is also used to present a screen-casting relationship map.
In other embodiments, the car machine provided by the embodiment CAN be further connected with a seat sensor in a vehicle through a CAN data bus.
The invention also provides an information transmission system which comprises the vehicle machine, the first terminal and the plurality of projection screens. The first terminal is used for sending first biological characteristic information of a first user to the car machine. The vehicle machine acquires at least one projection screen associated with the first user according to the first biological characteristic information, and sends screen projection information sent by the first terminal to the at least one projection screen.
The present invention also provides a computer-readable storage medium, which stores a computer program, which, when executed by a processor, performs the steps of the above-described information transmission method. In an embodiment, the computer readable storage medium provided by the embodiment may include any entity or device capable of carrying computer program code, a recording medium, such as ROM, RAM, magnetic disk, optical disk, flash memory, and the like.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The present invention is not limited to the above preferred embodiments, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An information transmission method, characterized in that the information transmission method comprises:
receiving first biological characteristic information of a first user, which is sent by a first terminal;
acquiring at least one projection screen associated with the first user according to the first biological characteristic information;
and sending the screen projection information sent by the first terminal to the at least one projection screen.
2. The information transmission method according to claim 1, wherein acquiring at least one projection screen associated with the first user based on the first biometric information comprises:
receiving real-time image information which is acquired by an image acquisition device and comprises the first biological characteristic information and a position reference object;
and automatically acquiring the at least one projection screen associated with the position of the first user according to the real-time image information and the position relation between the position reference object and the plurality of projection screens.
3. The information transmission method according to claim 1, wherein the step of acquiring at least one projection screen associated with the first user based on the first biometric information comprises:
receiving real-time image information which is acquired by an image acquisition device and comprises the first biological characteristic information and a position reference object;
acquiring and displaying real-time position mapping graphs of the first user and the plurality of projection screens according to the real-time image information and the position relation between the position reference object and the plurality of projection screens;
receiving an association instruction for the real-time location map;
and acquiring the at least one projection screen associated with the first user according to the association instruction.
4. The information transmission method according to claim 3, wherein the step of obtaining and displaying the real-time position maps of the first terminal and the plurality of projection screens according to the real-time image information and the position relationship between the position reference object and the plurality of projection screens comprises:
acquiring real-time relative positions of the first user and the plurality of projection screens according to the real-time image information;
displaying a real-time location map including a first user's icon and the plurality of projection screen's icons, the first user's icon including at least one of a first username, the first user's avatar, the first user's icon and the plurality of projection screen's icons having the same relative location as the real-time relative location.
5. The information transmission method of claim 3, wherein the step of receiving an association instruction for the real-time location map further comprises, after the step of:
adjusting the real-time position mapping chart according to the association instruction to obtain a screen projection relation mapping chart;
and displaying the screen projection relation mapping chart.
6. The information transmission method according to claim 1, wherein the screen projection information includes first screen projection data corresponding to a first application program in the first terminal and second screen projection data corresponding to a second application program in the first terminal;
the associated projection screen comprises a first projection screen and a second projection screen;
the step of sending the screen projection information sent by the first terminal to the at least one projection screen includes:
receiving the screen projection information sent by the first terminal;
and sending the first screen projection data in the screen projection information to the first projection screen, and/or sending the second screen projection data in the screen projection information to the second projection screen.
7. An information transmission method is applied among a vehicle machine, a first terminal and at least one projection screen, and comprises the following steps:
the first terminal sends first biological characteristic information of a first user to the car machine;
the car machine acquires the at least one projection screen associated with the first user according to the first biological characteristic information, and sends screen projection information sent by the first terminal to the at least one projection screen.
8. The car machine is characterized by comprising a memory and a processor;
the processor is adapted to execute a computer program stored in the memory to implement the steps of the information transmission method according to any of claims 1-6.
9. A computer-readable storage medium, characterized in that a computer program is stored on the computer-readable storage medium, which computer program, when being executed by a processor, carries out the steps of the information transmission method according to any one of claims 1-6.
10. An information transmission system is characterized by comprising a vehicle machine, a first terminal and at least one projection screen;
the first terminal is used for sending first biological characteristic information of a first user to the car machine;
the car machine acquires the at least one projection screen associated with the first user according to the first biological characteristic information, and sends screen projection information sent by the first terminal to the at least one projection screen.
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| CN113342298A (en) * | 2021-06-24 | 2021-09-03 | Oppo广东移动通信有限公司 | Screen projection method, terminal, vehicle-mounted equipment and computer storage medium |
| CN113434846A (en) * | 2021-06-22 | 2021-09-24 | 青岛海尔科技有限公司 | Method and device for processing screen projection data |
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| CN113342298A (en) * | 2021-06-24 | 2021-09-03 | Oppo广东移动通信有限公司 | Screen projection method, terminal, vehicle-mounted equipment and computer storage medium |
| CN114089935A (en) * | 2021-10-25 | 2022-02-25 | 青岛海尔科技有限公司 | Screen projection processing method, device, equipment and storage medium |
| CN114089935B (en) * | 2021-10-25 | 2024-01-23 | 青岛海尔科技有限公司 | Screen projection processing method, device, equipment and storage medium |
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