CN115357207B - Screen projection system and method based on heterogeneous SoC - Google Patents
Screen projection system and method based on heterogeneous SoC Download PDFInfo
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- CN115357207B CN115357207B CN202211270753.5A CN202211270753A CN115357207B CN 115357207 B CN115357207 B CN 115357207B CN 202211270753 A CN202211270753 A CN 202211270753A CN 115357207 B CN115357207 B CN 115357207B
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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
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7807—System on chip, i.e. computer system on a single chip; System in package, i.e. computer system on one or more chips in a single package
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- 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
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
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Abstract
A screen projection system based on a heterogeneous SoC (system on a chip), wherein the heterogeneous SoC comprises: a first set of hardware configured to support connections with a mobile terminal; a second set of hardware configured to support a destination screen; and an inter-core communication module connecting the first set of hardware and the second set of hardware to transmit data between the first set of hardware and the second set of hardware; displaying an identification code comprising information capable of representing a target screen on a first screen, so that the mobile terminal is connected with a first hardware set and transmits screen display information of the mobile terminal to the first hardware set; the first hardware set sends screen display information of the mobile terminal to the second hardware set through the inter-core communication module based on the target screen information; the second hardware set processes the screen display information of the mobile terminal and projects the screen display information of the mobile terminal on a destination screen. The application further provides a screen projection method based on the heterogeneous SoC, and multimedia resources of the mobile terminal can be shared by appointed passengers to be browsed.
Description
Technical Field
The application relates to the technical field of automobile multimedia, in particular to a screen projection system and a screen projection method for a heterogeneous SoC.
Background
The existing vehicle-mounted system comprises a pilot display screen, a rear row display screen and other display screens besides a central control display screen and an instrument display screen, but the existing screen projection application is applied to the central control display screen and cannot meet the user demand, and the screen projection application projects corresponding contents to a pilot or rear row seat passenger through a mobile phone, so that the screen projection application gradually becomes the focus of everyone.
At present, screen projection application is interactive sharing between a mobile terminal and a central control display screen, or interaction between the central control display screen and other display screens, and central control resources are shared to a copilot or a back row of passengers.
The existing mobile terminal and the vehicle-mounted system are single in interactive sharing mode, and resource sharing of the mobile terminal for the copilot or the rear-row passengers cannot be met.
Disclosure of Invention
In order to solve the defects in the prior art, the application aims to provide a screen projection system and a screen projection method based on a heterogeneous SoC, which can share multimedia resources of a mobile terminal to appointed passengers to browse safely and privately.
In order to achieve the above object, the present application provides a screen projection system based on a heterogeneous SoC, where the heterogeneous SoC includes: a first set of hardware configured to support connections with a mobile terminal; a second set of hardware that is a different hardware domain from the first set of hardware and is configured to support a destination screen; and an inter-core communication module connecting the first set of hardware and the second set of hardware to transmit data between the first set of hardware and the second set of hardware; displaying an identification code comprising destination screen information on a first screen, so that the mobile terminal is connected with the first hardware set and transmits mobile terminal screen display information to the first hardware set; the first hardware set sends the screen display information of the mobile terminal to the second hardware set through the inter-core communication module based on the destination screen information; and the second hardware set processes the screen display information of the mobile terminal and projects the screen display information of the mobile terminal on the target screen.
Further, the destination screens include the first screen, the first hardware set includes one, the second hardware set includes a plurality of hardware sets, and the plurality of second hardware sets are configured to correspond to the plurality of destination screens one to one, respectively.
Further, the mobile terminal screen display information is projected on at least one screen of the plurality of destination screens.
Further, the destination screen information includes a destination screen IP address and a destination screen port number, and the first hardware set generates the multimedia data packet according to the screen display information, the destination screen IP address, and the destination screen port number, and sends the multimedia data packet to the second hardware set corresponding to the destination screen IP address and the destination screen port number via a virtual network card.
Further, the second hardware set parses the multimedia data packet, sends the parsed screen display information to an upper application of the destination screen based on the destination screen IP address and the destination screen port number, and projects the content of the screen display information on the destination screen corresponding to the destination screen IP address and the destination screen port number.
Further, the processing includes adjusting the size and position of the projection screen according to the destination screen.
In order to achieve the above object, the present application further provides a screen projection method based on a heterogeneous SoC, where the heterogeneous SoC includes: a first set of hardware configured to support connections with a mobile terminal; a second set of hardware that is a different hardware domain than the first set of hardware and is configured to support a destination screen; and an inter-core communication module which connects the first hardware set and the second hardware set to transmit data between the first hardware set and the second hardware set, wherein the heterogeneous SoC-based screen projection method comprises the following steps: displaying an identification code comprising destination screen information on a first screen, so that the mobile terminal is connected with the first hardware set and transmits mobile terminal screen display information to the first hardware set; the first hardware set sends the screen display information of the mobile terminal to the second hardware set through the inter-core communication module based on the destination screen information; and the second hardware set processes the screen display information of the mobile terminal and projects the screen display information of the mobile terminal on the destination screen.
In order to achieve the above object, the present application further provides a car rule chip, which includes the screen projection system based on heterogeneous SoC as described above.
In order to achieve the above object, the present application provides an electronic device including the turning gauge chip as described above.
To achieve the above objects, the present application provides a computer readable storage medium having stored thereon computer instructions, which when executed, perform the steps of the heterogeneous SoC-based screen projection method as described above.
According to the screen projecting system and method based on the heterogeneous SoC, screen display information of the mobile terminal is projected onto at least one appointed display screen through a first hardware set, a plurality of second hardware sets and an inter-core communication technology, wherein the first hardware set is used for being connected with the mobile terminal and is in hard isolation with the first hardware set, the second hardware sets respectively support a plurality of display screens, and therefore a mobile terminal user can share specific resources such as documents and videos inside the terminal safely and privately for other passengers to browse.
Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the present application.
Drawings
The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application and not limit the application. In the drawings:
fig. 1 is a schematic structural diagram of a heterogeneous SoC-based screen projection system according to the present application;
fig. 2 is a flowchart of a screen projection method based on a heterogeneous SoC according to the present application.
Detailed Description
Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more thorough and complete understanding of the present application. It should be understood that the drawings and embodiments of the present application are for illustration purposes only and are not intended to limit the scope of the present application.
It should be understood that the various steps recited in the method embodiments of the present application may be performed in a different order and/or in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present application is not limited in this respect.
The term "include" and variations thereof as used herein are open-ended, i.e., "including but not limited to". The term "based on" is "based, at least in part, on". Relevant definitions for other terms will be given in the following description.
It is noted that references to "a" or "an" modification in this application are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that references to "one or more" are intended to be exemplary unless the context clearly indicates otherwise. "plurality" is to be understood as two or more.
Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.
Example 1
(Screen projection system based on heterogeneous SoC)
Fig. 1 is a schematic structural diagram of a heterogeneous SoC-based screen projection System according to the present application, and as shown in fig. 1, in this embodiment, the heterogeneous SoC (System on Chip) based screen projection System includes a heterogeneous SoC100, where the heterogeneous SoC100 includes: a first set of hardware 110 configured to support connectivity with a mobile terminal 200; a plurality of second hardware sets 120 respectively belonging to different hardware domains from the first hardware set 110, the plurality of second hardware sets 120 being configured to support the plurality of display screens 300 one-to-one; and an inter-core communication module 130 that connects the first hardware set 110 and the plurality of second hardware sets 120, respectively.
An identification code including information capable of characterizing at least one screen (destination screen) of the plurality of display screens 300 is displayed on one screen (first screen) of the plurality of display screens 300 for the mobile terminal 200 to connect to the first hardware set 110 and transmit screen display information of the mobile terminal 200 to the first hardware set 110. The screen information includes a screen IP address and a screen port number.
After the mobile terminal 200 and the first hardware set 110 are connected, the first hardware set 110 generates a multimedia data packet according to the screen display information, the destination screen IP address and the destination screen port number. And the first hardware set 110 transmits the generated multimedia data packet to at least one hardware set of the plurality of second hardware sets 120 via the inter-core communication module 130. Specifically, the first hardware set 110 sends the multimedia data packet to the second hardware set 120 corresponding to the screen IP address and the screen port number via the virtual network card.
The second hardware set 120 that receives the multimedia data packet parses the multimedia data packet, and sends the parsed screen display information to the upper application of the display screen 300 corresponding to the second hardware set 120 that receives the multimedia data packet based on the screen IP address and the screen port number, while projecting the content of the screen display information on the display screen 300 corresponding to the screen IP address and the screen port number. The second hardware set 120 may change the size and position of the projected display according to the resolution of the corresponding display screen 300.
In one embodiment of the present embodiment, the first screen is not included in the plurality of destination screens. The mobile terminal 200 is connected to the first hardware set 110 through the identification code displayed on the first screen. And finally, the screen display information of the mobile terminal 200 is projected on a plurality of destination screens.
In another implementation of this embodiment, the first screen is included in a plurality of destination screens. The mobile terminal 200 is connected to the first hardware set 110 through the identification code displayed on the first screen. Finally, screen display information of the mobile terminal 200 is projected on a plurality of destination screens including the first screen.
In this embodiment, the identification code may directly characterize at least one of the plurality of second hardware sets 120, or may indirectly characterize at least one of the plurality of second hardware sets 120. In addition, the identification Code may be a matrix two-dimensional Code (Quick Response Code), but is not limited thereto.
In the present embodiment, the mobile terminal 200 may be a smart phone, a tablet computer, a notebook computer, etc., but is not limited thereto. In addition, the mobile terminal 200 may be connected to the screen projection system including the first hardware set 110 by wireless or wire, which may be implemented by existing technologies.
In the present embodiment, the screen projection includes a case where the mobile terminal 200 is blank after the screen projection, but screen data is still transmitted to the first screen.
In the present embodiment, the screen display information of the mobile terminal 200 is projected on the destination screen, but the screen display information of the mobile terminal 200 may be displayed on the destination screen in a split screen manner together with the content originally displayed on the destination screen, or the screen of the mobile terminal 200 may be displayed on the destination screen in a picture-in-picture manner.
In addition, in this embodiment, the screen display information of the destination screen may be encrypted through the first screen or the mobile terminal 200, and the user of the destination screen may display the contents thereof after inputting the password.
According to the screen projection system based on the heterogeneous SoC, the screen display information of the mobile terminal is projected onto the appointed at least one display screen through the first hardware set which is hard isolated from each other and is used for being connected with the mobile terminal, the second hardware sets which respectively support the display screens and the inter-core communication technology, so that a mobile terminal user can share specific resources such as documents, videos and the like in the terminal safely and privately for other passengers to browse.
According to the screen projection system based on the heterogeneous SoC, the mobile terminal is connected with the first hardware set through the identification code capable of representing the target screen information, so that connection can be performed in a simple manner.
According to the screen projection system based on the heterogeneous SoC, the destination screen to be projected can be arbitrarily specified on the first screen through the destination screen IP address and the destination screen port number.
According to the screen projection system based on the heterogeneous SoC, the screen projection size, the screen projection position and the like are adjusted based on parameters such as the resolution of the target screen, and therefore the user experience can be improved.
Example 2
(Screen projection method based on heterogeneous SoC)
Fig. 2 is a flowchart of a screen projection method based on a heterogeneous SoC according to the present application, and the screen projection method based on the heterogeneous SoC of the present application will be described in detail with reference to fig. 2. The structure of the heterogeneous SoC is the same as that of embodiment 1, and therefore, the description thereof is omitted.
In step 101, an identification code including information capable of representing a destination screen is displayed on a first screen for the mobile terminal to connect to a first hardware set and transmit mobile terminal screen display information to the first hardware set. Specifically, in step 101, an identification code including information capable of characterizing at least one screen (destination screen) of the plurality of display screens 300 is displayed on one screen (first screen) of the plurality of display screens 300, so that the mobile terminal 200 connects with the first hardware set 110 and transmits the screen display information of the mobile terminal 200 to the first hardware set 110. The screen information includes a screen IP address and a screen port number.
In step 102, the first hardware set sends mobile terminal screen display information to the second hardware set through the inter-core communication module based on the destination screen information. Specifically, in step 102, after the mobile terminal 200 and the first hardware set 110 are connected, the first hardware set 110 generates a multimedia data packet according to the screen display information, the destination screen IP address and the destination screen port number; the first hardware set 110 transmits the generated multimedia data packet to at least one hardware set of the plurality of second hardware sets 120 via the inter-core communication module 130. Wherein the first hardware set 110 sends the multimedia data packet to the second hardware set 120 corresponding to the screen IP address and the screen port number via the virtual network card.
In step 103, the second hardware set processes the mobile terminal screen display information and projects the mobile terminal screen display information on the destination screen. Specifically, in step 103, the second hardware set 120 that receives the multimedia data packet parses the multimedia data packet; transmitting the parsed screen display information to an upper application of the display screen 300 corresponding to the second hardware set 120 that receives the multimedia data packet based on the screen IP address and the screen port number; while projecting the contents of the screen display information on the display screen 300 corresponding to the screen IP address and the screen port number. The second hardware set 120 may change the size and the position of the projected display according to parameters such as the resolution of the corresponding display screen 300.
According to the screen projection method based on the heterogeneous SoC, the screen display information of the mobile terminal is projected onto the appointed at least one display screen through the first hardware set which is hard isolated from each other and is used for being connected with the mobile terminal, the second hardware sets which respectively support the display screens and the inter-core communication technology, so that a mobile terminal user can share specific resources such as documents, videos and the like in the terminal safely and privately for other passengers to browse.
According to the screen projection method based on the heterogeneous SoC, the mobile terminal is connected with the first hardware set through the identification code capable of representing the target screen information, so that connection can be performed in a simple manner.
According to the screen projection method based on the heterogeneous SoC, the destination screen to be projected can be arbitrarily specified on the first screen through the destination screen IP address and the destination screen port number.
According to the screen projection method based on the heterogeneous SoC, the screen projection size, the screen projection position and the like are adjusted based on parameters such as the resolution of the target screen, and therefore the user experience can be improved.
Example 3
In this embodiment, a vehicle gauge chip is further provided, which includes the screen projection system based on the heterogeneous SoC of the above embodiment.
Example 4
In this embodiment, an electronic device is further provided, which includes the car gauge chip in the above embodiment.
Example 5
In this embodiment, a computer-readable storage medium is further provided, where computer instructions are stored, and when the computer instructions are executed, the steps of the screen projection method based on the heterogeneous SoC in the foregoing embodiment are performed.
Those of ordinary skill in the art will understand that: although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A heterogeneous SoC based screen projection system, the heterogeneous SoC comprising:
a first set of hardware configured to support connections with a mobile terminal;
a plurality of second hardware sets belonging to different hardware domains from the first hardware set, and configured to support a plurality of display screens one-to-one; and
an inter-core communication module connecting the first set of hardware and a plurality of the second set of hardware to transmit data between the first set of hardware and the second set of hardware;
displaying an identification code comprising destination screen information on a first screen, so that a mobile terminal is connected with the first hardware set and transmits mobile terminal screen display information to the first hardware set, wherein the identification code is also used for determining the display screen corresponding to the destination screen information as a destination screen;
the first hardware set sends the screen display information of the mobile terminal to the second hardware set through the inter-core communication module based on the destination screen information;
and the second hardware set processes the screen display information of the mobile terminal and projects the screen display information of the mobile terminal on the target screen.
2. The heterogeneous SoC based screen projection system of claim 1, wherein,
the destination screen is plural, including the first screen,
the first set of hardware is one.
3. The heterogeneous SoC based screen projection system of claim 2, wherein,
and the screen display information of the mobile terminal is projected on at least one screen in the plurality of destination screens.
4. The heterogeneous SoC based screen projection system of claim 3, wherein,
the destination screen information includes a destination screen IP address and a destination screen port number,
and the first hardware set generates a multimedia data packet according to the screen display information, the destination screen IP address and the destination screen port number, and sends the multimedia data packet to the second hardware set corresponding to the destination screen IP address and the destination screen port number through a virtual network card.
5. The heterogeneous SoC based screen projection system of claim 4, wherein,
the second hardware set analyzes the multimedia data packet, sends the analyzed screen display information to an upper application of the destination screen based on the destination screen IP address and the destination screen port number, and projects the content of the screen display information on the destination screen corresponding to the destination screen IP address and the destination screen port number.
6. The heterogeneous SoC based screen projection system of any of claims 1-5, wherein,
the processing includes adjusting the size and position of the projection screen according to the destination screen.
7. A screen projection method based on a heterogeneous SoC, the heterogeneous SoC comprising: a first set of hardware configured to support connections with a mobile terminal; a plurality of second hardware sets belonging to different hardware domains from the first hardware set, and configured to support a plurality of display screens one-to-one; and an inter-core communication module which connects the first hardware set and a plurality of the second hardware sets to transmit data between the first hardware set and the second hardware set, wherein the heterogeneous SoC-based screen projection method comprises the following steps:
displaying an identification code including destination screen information on a first screen, so that a mobile terminal is connected with the first hardware set and transmits mobile terminal screen display information to the first hardware set, wherein the identification code is also used for determining a display screen corresponding to the destination screen information as a destination screen;
the first hardware set sends the screen display information of the mobile terminal to the second hardware set through the inter-core communication module based on the destination screen information;
and the second hardware set processes the screen display information of the mobile terminal and projects the screen display information of the mobile terminal on the target screen.
8. A vehicle gauge chip, characterized in that the vehicle gauge chip comprises the heterogeneous SoC based screen projection system of any one of claims 1 to 6.
9. An electronic device, characterized in that the electronic device comprises the vehicle gauge chip of claim 8.
10. A computer-readable storage medium having stored thereon computer instructions which, when executed, perform the steps of the heterogeneous SoC-based screen projection method of claim 7.
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| CN115904295B (en) * | 2023-02-21 | 2023-05-26 | 南京芯驰半导体科技有限公司 | Multi-screen display control method, device, medium, system, chip and panel |
| CN116088784B (en) * | 2023-02-28 | 2023-06-06 | 南京芯驰半导体科技有限公司 | Image screen projection method, device, electronic equipment, chip, storage medium and vehicle |
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