CN112153444A - Vehicle-mounted multi-screen video synchronization method and device, electronic system and storage medium - Google Patents

Vehicle-mounted multi-screen video synchronization method and device, electronic system and storage medium Download PDF

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Publication number
CN112153444A
CN112153444A CN202010982619.2A CN202010982619A CN112153444A CN 112153444 A CN112153444 A CN 112153444A CN 202010982619 A CN202010982619 A CN 202010982619A CN 112153444 A CN112153444 A CN 112153444A
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China
Prior art keywords
screen
auxiliary
video playing
video
playing page
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Pending
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CN202010982619.2A
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Chinese (zh)
Inventor
丁冠源
郑红丽
回姝
刘朝阳
王淑琴
郭富琦
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FAW Group Corp
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FAW Group Corp
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Priority to CN202010982619.2A priority Critical patent/CN112153444A/en
Publication of CN112153444A publication Critical patent/CN112153444A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4307Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41Structure of client; Structure of client peripherals
    • H04N21/414Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41422Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance located in transportation means, e.g. personal vehicle

Abstract

The invention discloses a vehicle-mounted multi-screen video synchronization method, a device, an electronic system and a storage medium, wherein the method comprises the following steps: generating at least one auxiliary video playing page of an auxiliary screen according to the main video playing page of the main screen; setting the auxiliary video playing page to be in a hidden state; and when the synchronization instruction is determined to be received, displaying the auxiliary video playing page on the corresponding auxiliary screen to realize video synchronization. According to the embodiment of the invention, the auxiliary screen video playing page is generated by copying the main video playing page, so that the video time delay of pictures among different screens is reduced, the video playing synchronization rate is improved, and the use experience of a user can be enhanced.

Description

Vehicle-mounted multi-screen video synchronization method and device, electronic system and storage medium
Technical Field
The embodiment of the invention relates to the technical field of automation control, in particular to a vehicle-mounted multi-screen video synchronization method, a vehicle-mounted multi-screen video synchronization device, an electronic system and a storage medium.
Background
With the development of the car networking technology, the car-mounted entertainment system gradually develops from a radio and a small screen to intelligent full-liquid-crystal display, and in order to meet the requirement that passengers in the back row have better entertainment experience, an independent screen is added in the back row of a car. To obtain a better usage experience, the same display content is often synchronized in different screens inside one vehicle.
In the prior art, in order to implement video synchronization of different screens, separate controllers are often configured for each screen, and video synchronization is implemented through processing of multimedia information in the controllers corresponding to each screen, but because each screen has its own controller, coordination capability among the controllers is poor, and time delay exists in synchronized videos, which results in reduction of use experience of passengers.
Disclosure of Invention
The invention provides a vehicle-mounted multi-screen video synchronization method, a vehicle-mounted multi-screen video synchronization device, an electronic system and a storage medium, which are used for realizing the synchronous display of vehicle-mounted multi-screen videos, avoiding time delay of display contents in different screens and improving the use experience of passengers.
In a first aspect, an embodiment of the present invention provides a vehicle-mounted multi-screen video synchronization method, where the method includes:
generating at least one auxiliary video playing page of an auxiliary screen according to the main video playing page of the main screen;
setting the auxiliary video playing page to be in a hidden state;
and when the synchronization instruction is determined to be received, displaying the auxiliary video playing page on the corresponding auxiliary screen to realize video synchronization.
In a second aspect, an embodiment of the present invention provides an on-vehicle multi-screen video synchronization apparatus, where the apparatus includes:
the page generation module is used for generating at least one auxiliary video playing page of an auxiliary screen according to the main video playing page of the main screen;
the page hiding module is used for setting the auxiliary video playing page to be in a hidden state;
and the synchronous playing module is used for displaying the auxiliary video playing page on the corresponding auxiliary screen to realize video synchronization when the synchronous instruction is determined to be received.
In a third aspect, an embodiment of the present invention provides an electronic system, including:
one or more controllers;
a memory for storing one or more programs,
when the one or more programs are executed by the one or more controllers, the one or more controllers implement the in-vehicle multi-screen video synchronization method according to any embodiment of the invention.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a controller, implements the in-vehicle multi-screen video synchronization method according to any one of the embodiments of the present invention.
According to the embodiment of the invention, at least one auxiliary video playing page corresponding to the auxiliary screen is generated according to the main video playing page of the main screen, the auxiliary video playing page is set to be in a hidden state, when a synchronization instruction is received, the auxiliary video playing page is displayed on the corresponding auxiliary screen to realize video synchronization, and the auxiliary screen video playing page is generated by copying the main video playing page, so that the video time delay of pictures among different screens is reduced, the video playing synchronization rate is improved, and the use experience of a user can be enhanced.
Drawings
Fig. 1 is a flowchart of a vehicle-mounted multi-screen video synchronization method according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating a multi-screen system according to an embodiment of the present invention;
fig. 3 is a flowchart of a vehicle-mounted multi-screen video synchronization method according to a second embodiment of the present invention;
fig. 4 is an exemplary diagram of generation of a video playing page according to a second embodiment of the present invention;
fig. 5 is an exemplary diagram of video playing pages in synchronous states according to a second embodiment of the present invention;
fig. 6 is a schematic structural diagram of a vehicle-mounted multi-screen video synchronization device according to a third embodiment of the present invention;
fig. 7 is a schematic structural diagram of an electronic system according to a fourth embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only a part of the structures related to the present invention, not all of the structures, are shown in the drawings, and furthermore, embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Example one
Fig. 1 is a flowchart of a vehicle-mounted multi-screen video synchronization method according to an embodiment of the present invention, where this embodiment is applicable to a situation where videos are played synchronously through multiple screens in a vehicle-mounted entertainment system, and the method may be executed by a vehicle-mounted multi-screen video synchronization device, where the device may be implemented in a hardware and/or software manner, and referring to fig. 1, the vehicle-mounted multi-screen video synchronization method according to the embodiment of the present invention specifically includes the following steps:
and 110, generating at least one auxiliary video playing page of the auxiliary screen according to the main video playing page of the main screen.
The main screen can be a main screen for video synchronous playing, for example, a front central control screen in an in-vehicle entertainment system, the corresponding sub-screen can be a screen synchronized during video synchronous playing, and the playing pictures in the sub-screen can be synchronized with the playing pictures of the main screen. The main video playing page may be a page for performing video display, for example, the main video playing page may be a surface module in an android system, and the main video playing page may be formed by continuously drawing created activities on a surface.
In the embodiment of the invention, when video synchronization is carried out, the sub video playing page corresponding to each synchronized sub screen can be generated through the video picture played by the main screen, wherein the main screen can be preset, and the screen which actively initiates the video synchronization can be used as the main screen. Illustratively, fig. 2 is a diagram illustrating a multi-screen system according to an embodiment of the present invention, and referring to fig. 2, a multi-screen system includes a front center control screen, a rear left screen and a rear right screen, three screens can be connected to the same main controller, and the front center control screen can serve as a main screen when the front center control screen pushes video to the rear left screen and the rear right screen. When the left rear screen or the right rear screen actively synchronizes the video to the front central control screen, the left rear screen or the right rear screen can be used as a main screen.
And step 120, setting the secondary video playing page to be in a hidden state.
In the embodiment of the present invention, the secondary video playing page may be generated by copying the primary video playing page, and after the secondary video playing page is generated, the display attribute of the secondary video playing page may be set to be in a hidden state, so that the secondary video playing page is in the hidden state before receiving the synchronization instruction.
And step 130, when the synchronization instruction is determined to be received, displaying the sub video playing page on the corresponding sub screen to realize video synchronization.
Where the synchronization instruction may be an instruction to control synchronization of a video picture of the main screen to a video picture of the secondary screen, the synchronization instruction may be initiated by a user, e.g., the user clicking a video synchronization button in the main screen triggers the synchronization instruction.
Specifically, can detect the synchro-instruction in main screen or vice screen, when confirming that the synchro-instruction is triggered, can set up vice video broadcast page into visible state, then export vice video broadcast page to vice video broadcast page and play, it can be understood, vice video broadcast page can correspond with vice screen, different vice screens can have vice video broadcast page that corresponds respectively, when accepting the synchro-instruction, can send vice video broadcast page to vice screen that corresponds respectively and play, realize the video synchronization broadcast in the different screens.
According to the embodiment of the invention, the sub video playing page is generated by copying the main video playing page of the main screen, wherein the sub video playing page and the sub screen have a corresponding relation, the generated sub video playing page is set to be in a hidden state, and when a synchronization instruction is received, the sub video playing page is displayed in the corresponding sub screen to realize video synchronization, so that synchronous video playing among different screens is realized, the time delay of video pictures among different screens is reduced, the synchronization rate of video playing is improved, and the use experience of a user can be enhanced.
Further, on the basis of the above embodiment of the invention, the main screen and the sub-screen share one controller.
In the embodiment of the invention, in order to further reduce the time delay of video playing in each screen when the main screen and the sub screen are in video synchronization, the main screen and the sub screen can share one controller, and the video playing delay caused by information transmission between different controllers is reduced.
Example two
Fig. 3 is a flowchart of a vehicle-mounted multi-screen video synchronization method according to a second embodiment of the present invention, and referring to fig. 3, the embodiment of the present invention is embodied on the basis of the foregoing embodiment of the present invention, and the vehicle-mounted multi-screen video synchronization method according to the embodiment of the present invention specifically includes the following steps:
step 201, acquiring a main video playing page of a main screen in the multimedia service MediaHub.
The multimedia service MediaHub may be a system service that processes playing video to generate a video playing page.
In the embodiment of the invention, when the multimedia service MediaHub plays the video, the main video playing page corresponding to the main video can be obtained.
Step 202, copying the main video playing page to generate the auxiliary video playing pages corresponding to the number of the auxiliary screens.
Specifically, the main video playing page may be copied into multiple copies, each copy generated main video playing page may be used as an auxiliary video playing page, each auxiliary video playing page may correspond to a respective auxiliary screen, and different auxiliary video playing pages may be distinguished by using different identification numbers. Fig. 4 is an exemplary diagram of generation of a video playing page according to a second embodiment of the present invention, and referring to fig. 4, when a MediaHub serving a central control screen multimedia service plays a video, except for a main video playing page surface 0x10050700 that plays the video, it is additionally supported to clone and create two sub video playing pages surface 0x1005071 and surface 0x1005072 that play the same content, where the content of each video playing page is identical, and the difference point is that the identification numbers are different.
And step 203, setting the secondary video playing page to be in a hidden state.
And step 204, destroying the current video playing page in the auxiliary screen when the synchronization instruction is determined to be received.
The current video playing page may be a software interface currently running in the secondary screen, and may represent a current display state of the secondary screen.
In the embodiment of the invention, before the synchronization instruction is received, respective software can be operated in each auxiliary screen, a current playing page can exist in each auxiliary screen, and the current video playing page in the auxiliary screen needs to be destroyed during synchronization, so that each auxiliary screen preferentially displays the auxiliary video playing page.
And step 205, setting the attribute state of the secondary video playing page as a display state.
In the embodiment of the invention, when the synchronization instruction is received, the secondary video playing page needs to be displayed, the attribute state of the secondary video playing page can be changed, and the secondary video playing page can be changed from a hidden state to a display state.
And step 206, controlling the auxiliary screen to call a Framework layer interface through display software to obtain an auxiliary video playing page for displaying.
The Framework layer can be a component for providing an application interface for the vehicle-mounted entertainment system, the Framework layer can be preset with calling interfaces corresponding to the main screen and the auxiliary screen, and each calling interface can correspond to an auxiliary video playing page with different identification numbers.
Specifically, a Framework layer interface can be called, the auxiliary video playing pages corresponding to the auxiliary screens are obtained according to identification numbers of the different auxiliary video playing pages, the auxiliary video playing pages can be controlled to be displayed in the corresponding auxiliary screens through a bottom service, and video synchronization of the main screen and the auxiliary screens is achieved. Fig. 5 is an exemplary diagram of video playing pages in a synchronous state according to a second embodiment of the present invention, and referring to fig. 5, a central control screen is used as a main screen, a video playing page displayed by the central control is used as a main video playing page, both a left rear screen and a right rear screen are used as auxiliary screens, respective auxiliary video playing pages are generated by copying the main video playing page, and the auxiliary video playing pages are displayed in corresponding screens.
And step 207, setting the corresponding sub video playing page to be in a hidden state when the synchronous ending instruction is determined to be received.
The synchronization ending instruction can be an instruction for ending multi-screen video synchronization, and the synchronization ending instruction can be acquired in a main screen or an auxiliary screen.
Specifically, when the main screen and the sub screen respectively display the main video playing page and the sub video playing page, the synchronization ending instruction may be detected in the main screen or the sub screen, for example, the detection manner may include detecting an operation of the user clicking an exit synchronization button. After the synchronous ending instruction is detected, the attribute state of the secondary video playing page can be set, and the display state is reset to be the hidden state, so that the secondary video playing page is not displayed on the secondary screen. It will be appreciated that after synchronization is complete, the secondary screens may display the respective primary interfaces or continue to display the application software interfaces prior to synchronization.
In the embodiment of the invention, the main video playing page is acquired in the MediaHub of the multimedia service, the main video playing page is copied to generate the auxiliary video playing pages corresponding to the number of the auxiliary screens, each auxiliary video playing page is set to be in the hidden state, the current video playing page in the auxiliary screens is destroyed when a synchronization instruction is received, the state attribute of each auxiliary video playing page is set to be in the mental state, the auxiliary screens are controlled to call a Framework layer interface to acquire the corresponding auxiliary video playing page for displaying, and when a synchronization ending instruction is received, the auxiliary video playing pages are reset to be in the hidden state, so that the video playing delay of video synchronization of each screen is realized, the time difference of video playing of each screen is reduced, and the use experience of a user is enhanced.
Further, on the basis of the above embodiment of the invention, the method further includes: the synchronization instruction is generated by at least one of clicking, sliding, pressing, and touching of the user in the home screen.
In an embodiment of the present invention, the synchronization instruction may be triggered by the user by at least one of clicking, sliding, pressing, and touching in the home screen.
Further, on the basis of the above embodiment of the invention, the method further includes: and taking the control information of the main screen as the control information of the auxiliary screen during video synchronization.
Specifically, control information on the main screen can be detected only during video synchronization, and the acquired control information can be used for controlling the main screen and the sub-screen to serve as common control information of the main screen and the sub-screen. For example, after video synchronization, the secondary screen has no application control right, and only the control information of the primary screen can change the video playing page, for example, change the video, increase the playing speed, change the playing position, and the like. Further, the sub-screen can only change the display state of the screen itself, for example, brightness adjustment, color adjustment, contrast adjustment, and the like.
In an exemplary implementation manner, by using the vehicle-mounted multi-screen video synchronization method provided by the embodiment of the invention in a vehicle-mounted entertainment system, the vehicle-mounted entertainment system can include a central control front screen (main screen), a rear row left screen and a rear row right screen which are respectively deployed with independent multimedia application services, so that the application requirements of the three screens in different scenes are met, when one of the front screen or the rear screen is playing videos, the system processes the videos in a manner of who initiates video synchronization and who serves as the main screen, and the central control front screen serves as the main screen. The specific operation flow is that when the MediaHub of the center-control front screen multimedia service plays videos, the original surface of the played videos is additionally supported to clone and create two surfaces with the same playing content, but the id numbers of the two surfaces are different, and when a main screen and a back-row screen are played independently, the two cloned surfaces are hidden and cannot be seen by a user; when a client initiates a front main screen synchronization command, the Framework supports corresponding multimedia application to display the surface cloned by the main screen in a back row screen needing synchronization, so as to achieve the purpose of rapidly completing video synchronization. For the back row video synchronization service, according to daily use requirement input, only the mutual synchronization condition of the left screen and the right screen is considered, and the requirements can be met by cloning one surface respectively.
EXAMPLE III
Fig. 6 is a schematic structural diagram of a vehicle-mounted multi-screen video synchronization device according to a third embodiment of the present invention, which is capable of executing a vehicle-mounted multi-screen video synchronization method according to any embodiment of the present invention, and has corresponding functional modules and beneficial effects of the execution method. The device can be implemented by software and/or hardware, and specifically comprises: a page generating module 301, a page hiding module 302 and a synchronized playing module 303.
The page generating module 301 is configured to generate a secondary video playing page of at least one secondary screen according to the primary video playing page of the primary screen.
A page hiding module 302, configured to set the secondary video playback page to be in a hidden state.
And the synchronous playing module 303 is configured to display the sub video playing page on a corresponding sub screen to implement video synchronization when it is determined that the synchronization instruction is received.
According to the embodiment of the invention, at least one auxiliary video playing page corresponding to the auxiliary screen is generated by the page generating module according to the main video playing page of the main screen, the auxiliary video playing page is set to be in a hidden state by the page hiding module, when the synchronous playing module receives a synchronous instruction, the auxiliary video playing page is displayed on the corresponding auxiliary screen to realize video synchronization, and the auxiliary screen video playing page is generated by copying the main video playing page, so that the video time delay of pictures among different screens is reduced, the video playing synchronization rate is improved, and the use experience of a user can be enhanced.
Further, on the basis of the above embodiment of the invention, the main screen and the sub-screen in the device share one controller.
Further, on the basis of the above embodiment of the present invention, the page generating module 301 includes:
and the page acquisition unit is used for acquiring the main video playing page of the main screen in the multimedia service Mediahub.
And the page copying unit is used for copying the main video playing page to generate auxiliary video playing pages corresponding to the number of the auxiliary screens.
Further, on the basis of the above embodiment of the present invention, the synchronous playing module 303 includes:
and the synchronous trigger unit is used for destroying the current video playing page in the auxiliary screen when the synchronous instruction is determined to be received.
And the display setting unit is used for setting the attribute state of the secondary video playing page to be a display state.
And the page display unit is used for controlling the auxiliary screen to call a Framework layer interface through display software to obtain the auxiliary video playing page for displaying.
Further, on the basis of the embodiment of the invention, the device generates the synchronization instruction on the main screen through at least one of clicking, sliding, pressing and touching of the user.
Further, on the basis of the above embodiment of the invention, the apparatus further includes:
and the control information module is used for taking the control information of the main screen as the control information of the auxiliary screen during video synchronization.
Further, on the basis of the above embodiment of the invention, the apparatus further includes:
and the synchronous ending module is used for setting the corresponding auxiliary video playing page to be in a hidden state when the synchronous ending instruction is determined to be received.
Example four
Fig. 7 is a schematic structural diagram of an electronic system according to a fourth embodiment of the present invention, as shown in fig. 7, the electronic system includes a controller 70, a memory 71, an input device 72, and an output device 73; the number of controllers 70 in the electronic system may be one or more, and one controller 70 is illustrated in fig. 7; the processor 70, memory 71, input device 72, and output device 73 in the electronic system may be connected by a bus or other means, such as by a bus in fig. 7.
The memory 71 serves as a computer-readable storage medium, and can be used for storing software programs, computer-executable programs, and modules, such as program instructions/modules corresponding to the in-vehicle multi-screen video synchronization method in the embodiment of the present invention (for example, the page generation module 301, the page hiding module 302, and the synchronized playing module 303 in the in-vehicle multi-screen video synchronization apparatus). The controller 70 executes various functional applications and data processing of the electronic system by running software programs, instructions and modules stored in the memory 71, so as to implement the above-mentioned in-vehicle multi-screen video synchronization method.
The memory 71 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal, and the like. Further, the memory 71 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some examples, memory 71 may further include memory located remotely from processor 70, which may be connected to an electronic system over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The input device 72 may be used to receive input numeric or character information and generate key signal inputs relating to user settings and function controls of the electronic system. The output device 73 may include a display device such as a display screen.
EXAMPLE five
An embodiment of the present invention further provides a storage medium containing computer-executable instructions, where the computer-executable instructions are executed by a computer processor to perform a vehicle-mounted multi-screen video synchronization method, where the method includes:
generating at least one auxiliary video playing page of an auxiliary screen according to the main video playing page of the main screen;
setting the auxiliary video playing page to be in a hidden state;
and when the synchronization instruction is determined to be received, displaying the auxiliary video playing page on the corresponding auxiliary screen to realize video synchronization.
Of course, the storage medium containing the computer-executable instructions provided by the embodiments of the present invention is not limited to the above-described method operations, and may also perform related operations in the vehicle-mounted multi-screen video synchronization method provided by any embodiments of the present invention.
From the above description of the embodiments, it is obvious for those skilled in the art that the present invention can be implemented by software and necessary general hardware, and certainly, can also be implemented by hardware, but the former is a better embodiment in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which can be stored in a computer-readable storage medium, such as a floppy disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a FLASH Memory (FLASH), a hard disk or an optical disk of a computer, and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute the methods according to the embodiments of the present invention.
It should be noted that, in the embodiment of the vehicle-mounted multi-screen video synchronization device, the units and modules included in the embodiment are only divided according to functional logic, but are not limited to the above division, as long as the corresponding functions can be realized; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (10)

1. A vehicle-mounted multi-screen video synchronization method is characterized by comprising the following steps:
generating at least one auxiliary video playing page of an auxiliary screen according to the main video playing page of the main screen;
setting the auxiliary video playing page to be in a hidden state;
and when the synchronization instruction is determined to be received, displaying the auxiliary video playing page on the corresponding auxiliary screen to realize video synchronization.
2. The method of claim 1, wherein the primary screen and the secondary screen share a single controller.
3. The method of claim 1, wherein generating at least one secondary video play page for a secondary screen from the primary video play page for the primary screen comprises:
acquiring a main video playing page of a main screen in a multimedia service Mediahub;
and copying the main video playing page to generate auxiliary video playing pages corresponding to the number of the auxiliary screens.
4. The method of claim 3, wherein determining that the synchronization instruction is received, and displaying the sub video playing page on a corresponding sub screen to achieve video synchronization comprises:
when the synchronous instruction is determined to be received, destroying the current video playing page in the auxiliary screen;
setting the attribute state of the secondary video playing page as a display state;
and controlling the auxiliary screen to call a Framework layer interface through display software to obtain the auxiliary video playing page for displaying.
5. The method of claim 1 or 4, wherein the synchronization instruction is generated in the home screen by at least one of clicking, sliding, pressing, and touching by a user.
6. The method according to any one of claims 1-4, further comprising:
and taking the control information of the main screen as the control information of the auxiliary screen during video synchronization.
7. The method according to any one of claims 1-4, further comprising:
and when the synchronous ending instruction is determined to be received, setting the corresponding auxiliary video playing page to be in a hidden state.
8. An in-vehicle multi-screen video synchronization apparatus, the apparatus comprising:
the page generation module is used for generating at least one auxiliary video playing page of an auxiliary screen according to the main video playing page of the main screen;
the page hiding module is used for setting the auxiliary video playing page to be in a hidden state;
and the synchronous playing module is used for displaying the auxiliary video playing page on the corresponding auxiliary screen to realize video synchronization when the synchronous instruction is determined to be received.
9. An electronic system, characterized in that the electronic system comprises:
one or more controllers;
a memory for storing one or more programs,
when the one or more programs are executed by the one or more controllers, the one or more controllers are caused to implement the in-vehicle multi-screen video synchronization method according to any one of claims 1-7.
10. A computer-readable storage medium on which a computer program is stored, wherein the computer program, when executed by a controller, implements the in-vehicle multi-screen video synchronization method according to any one of claims 1 to 7.
CN202010982619.2A 2020-09-17 2020-09-17 Vehicle-mounted multi-screen video synchronization method and device, electronic system and storage medium Pending CN112153444A (en)

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