WO2023093715A1

WO2023093715A1 - Camera control method, system and apparatus for achieving compatibility between linux and android, and medium

Info

Publication number: WO2023093715A1
Application number: PCT/CN2022/133475
Authority: WO
Inventors: 张兴涛
Original assignee: 北京字节跳动网络技术有限公司
Priority date: 2021-11-23
Filing date: 2022-11-22
Publication date: 2023-06-01
Also published as: CN113824888A; CN113824888B

Abstract

Provided in the present application are a camera control method, system and apparatus for achieving compatibility between Linux and Android, and a medium. The method comprises: receiving a camera control instruction, which is sent by an Android terminal and obtained by means of an inter-process communication channel; and controlling a camera to execute an operation corresponding to the camera control instruction, and returning an execution result of the camera to the Android terminal by means of the inter-process communication channel.

Description

Linux compatible Android camera control method, system, device and medium

This application claims priority to a Chinese patent application with application number 202111390647.6 filed with the China Patent Office on November 23, 2021, the entire contents of which are incorporated herein by reference.

technical field

The present application relates to the field of computer technology, for example, to a Linux-compatible Android camera control method, system, device and medium.

Background technique

With the emphasis on information network security, more and more operating systems begin to consider compatibility and security. Due to its security mechanism, the Linux system is often used as an operating system with high security performance. In addition, the Android system is currently the operating system with the highest market share in the mobile terminal market, and has an excellent ecological environment in the field of mobile terminals. Therefore, the compatibility of the Android application ecosystem on the Linux operating system has become a recent research hotspot.

How to use the camera of the Linux operating system in the compatible Android application program on the Linux operating system is an important issue that the industry needs to solve urgently.

Contents of the invention

This application provides a Linux-compatible Android camera control method, system, device, and medium to solve the defect that the Android camera application program cannot control the Linux operating system camera in the related art, and realize that the Android camera application program can control the Linux operating system Camera.

This application provides a Linux-compatible Android camera control method, which is applied to the Linux side, and the method includes:

Receive the camera control command sent by the Android side obtained through the inter-process communication channel;

The camera is controlled to execute the operation corresponding to the camera control instruction, and the execution result of the camera is returned to the Android terminal through the inter-process communication channel.

The present application also provides a Linux-compatible Android camera control method, which is applied to the Android side, and the method includes:

Generate a camera control command, and send the camera control command to the Linux side through an inter-process communication channel;

receiving an execution result corresponding to the camera control instruction returned by the Linux terminal through the inter-process communication channel.

The present application also provides a Linux-compatible Android camera control system, comprising: a Linux terminal and an Android terminal, wherein the Linux terminal and the Android terminal communicate through an inter-process communication channel;

The Android end is configured to generate a camera control instruction, and send the camera control instruction to the Linux end through the inter-process communication channel;

The Linux end is configured to receive the camera control instruction, control the camera to perform an operation corresponding to the camera control instruction, and return an execution result of the camera to the Android end through the inter-process communication channel;

The Android end is further configured to receive an execution result corresponding to the camera control instruction returned by the Linux end.

The application also provides a Linux-compatible Android camera control device, including:

The receiving module is configured to receive the camera control command sent by the Android end obtained through the inter-process communication channel;

The control module is configured to control the camera to execute the operation corresponding to the camera control instruction, and return the execution result of the camera to the Android terminal through the inter-process communication channel.

A generating module configured to generate camera control instructions, and send the camera control instructions to the Linux end through an inter-process communication channel;

The receiving module is configured to receive the execution result corresponding to the camera control instruction returned by the Linux terminal through the inter-process communication channel.

The present application also provides a non-transitory computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the implementation of any one of the above-mentioned Linux-compatible Android camera control methods applied to the Linux side is implemented. Steps, or steps of a Linux-compatible Android camera control method applied to an Android side.

Description of drawings

Fig. 1 is one of the flow diagrams of the Linux-compatible Android camera control method provided by the present application;

Fig. 2 is the second schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

Fig. 3 is the third schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

Fig. 4 is the fourth schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

FIG. 5A is the fifth schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

FIG. 5B is the sixth schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

FIG. 5C is the seventh schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

FIG. 5D is the eighth schematic flow diagram of the Linux-compatible Android camera control method provided by the present application;

Fig. 6 is the structural representation of the Linux compatible Android camera control system that the application provides;

Fig. 7 is one of the structural representations of the Linux-compatible Android camera control device provided by the present application;

Fig. 8 is the second structural diagram of the Linux-compatible Android camera control device provided by the present application;

FIG. 9 is a schematic structural diagram of an electronic device provided by the present application.

Detailed ways

The Linux-compatible Android camera control method of the present application is described below with reference to FIG. 1-FIG. 5D.

Below, an example is given to illustrate the usage scenario of the method.

Exemplarily, a Linux system is installed in the smart terminal, but an Android application program is installed in the Linux system. The smart terminal may be a mobile smart terminal, such as a laptop computer, a tablet, or a mobile phone, or may be a non-mobile smart terminal, such as a desktop computer. In the following, the smart terminal is taken as an example for illustration, but it should be noted that it is only for illustration and is not used to limit the scope of protection of the present application. Some other descriptions in the embodiments of the present application are also examples, and are not used to limit the protection scope of the present application, and will not be described one by one later.

The embodiment of the present application provides a Linux-compatible Android camera control method applied on the Linux side, as shown in Figure 1:

Step 101, receiving a camera control command sent by an Android terminal obtained through an inter-process communication channel.

In a specific embodiment, a proxy service is pre-created on the Linux side, and the pre-created proxy service is used to receive the camera control instruction sent by the Android side obtained through the inter-process communication channel.

Wherein, the inter-process communication channel can realize data transmission and information transmission between processes. Inter-Process Communication (IPC) provides a variety of inter-process communication methods, such as binder, socket (socket), shared memory (shared memory), etc.

Exemplarily, the Linux end receives the camera control instruction sent by the Android end obtained through the IPC, including: the Linux end receives the camera control instruction sent by the Android end obtained through the binder, or the Linux end receives the camera sent by the Android end obtained through the socket Control command, or, the Linux side receives the camera control command sent by the Android side obtained through shared memory.

In a specific embodiment, in order to realize the compatibility of Linux and Android, and make the application program of Android end can control the camera of Linux end, create the first container at Linux end, the camera application corresponding to Android end is deployed in the first container; Run deployment After the first container, the camera application program on the Android side can run on the Linux side, and then the camera application program on the Android side can control the camera driver on the Linux side.

Exemplarily, the camera of the mobile phone may be a camera with a Linux camera driver.

Wherein, when the camera of the mobile phone is a camera driven by a Linux system, a first container needs to be created, and the first container includes: camera application program, Android camera service and camera virtual hardware abstraction layer (Hardware Abstract Layer, HAL). Wherein, the first container can run in real time when the mobile phone is turned on, and can also start running when the user needs to use the camera.

When the user uses the camera, the camera control command is generated on the Android side based on the camera application program, communicates with the proxy service on the Linux side through IPC, sends the camera control command to the proxy service on the Linux side, and controls the camera to execute and communicate with the proxy service on the Linux side. Operations corresponding to camera control commands. Referring to FIG. 2 , the application is divided into layers in FIG. 2 , the first container and proxy service belong to the user space layer, the IPC belongs to the kernel layer, and the camera belongs to the hardware layer.

In a specific embodiment, when the camera driver of the Linux system does not exist on the Linux side, a second container is created, and the camera driver corresponding to the Android side is deployed in the second container; the deployed second container is run to make the camera on the Android side The application can control the camera driver running in a second container on the Linux side.

Exemplarily, the camera of the mobile phone may also be a camera driven by a camera of the Android system.

Wherein, when the camera of the mobile phone is a camera driven by the camera of the Android system, a first container and a second container need to be created. The first container includes: the camera application program, the Android camera service and the camera virtual HAL layer, and the second container includes the Android System camera driver. Among them, the first container can run in real time when the mobile phone is turned on, or can be started and run when the user needs to use the camera, and the second container needs to be run in real time when the mobile phone is turned on.

When the user uses the camera, the camera control command is generated on the Android side based on the camera application program, communicates with the proxy service on the Linux side through IPC, sends the camera control command to the proxy service on the Linux side, and sends the camera control command through the proxy service on the Linux side Send to the second container, based on the second container, make the proxy service on the Linux side control the camera to perform the operation corresponding to the camera control instruction. Referring to FIG. 3 , the application is divided into layers in FIG. 3 , the first container, the proxy service, and the second container belong to the user space layer, IPC belongs to the kernel layer, and the camera belongs to the hardware layer.

Step 102, controlling the camera to execute the operation corresponding to the camera control instruction, and returning the execution result of the camera to the Android terminal through the inter-process communication channel.

In a specific embodiment, the pre-created proxy service is used to control the camera to execute the operation corresponding to the camera control instruction, and return the execution result of the camera to the Android terminal through the inter-process communication channel.

In a specific embodiment, the camera control instruction includes: a camera opening instruction, a camera closing instruction, a camera preview instruction, a camera shooting instruction, a camera recording instruction, and a camera parameter setting instruction. Based on the camera control command, control the camera to perform the operation corresponding to the camera control command, and return the execution result of the camera to the Android side as follows:

When the camera control command is the command to open the camera, control the camera to open, and return the execution result of whether the camera is successfully opened to the Android side;

When the camera control command is a camera close command, control the camera to close, and return the execution result of whether the camera is closed successfully to the Android side;

When the camera control command is a camera preview command, control the camera to perform the operation corresponding to the camera preview command, and return the image data to be previewed to the Android side;

When the camera control command is a camera shooting command, control the camera to perform the operation corresponding to the camera shooting command, and return the image data captured by the camera to the Android side;

When the camera control command is a camera recording command, control the camera to perform the operation corresponding to the camera recording command, and return the video data recorded by the camera to the Android side;

When the camera control command is a camera parameter setting command, control the camera to configure the camera parameters corresponding to the camera parameter setting command, and return the execution result of whether the camera configuration is successful to the Android side.

Exemplarily, when the camera control instruction is an instruction to turn on the camera, an indication of successful opening or an indication of failure to open is returned to the Android side.

Exemplarily, when the camera control command is a camera parameter setting command, an indication of a successful setting or an indication of a failed setting is returned to the Android side.

Exemplarily, when the camera control instruction is a camera preview instruction, the camera preview instruction includes: a start preview instruction and a stop preview instruction, and when the camera preview instruction is a start preview instruction, a success or failure identifier is returned to the Android side, and, when When returning the successful identification, the image data to be previewed and the successful identification are returned to the Android side together. When the camera preview instruction is a stop preview instruction, return the stop sign to the Android end, and stop returning the image data to be previewed to the Android end.

Exemplarily, when the camera control instruction is a camera shooting instruction, return a success indication to the Android end, and return the successfully captured image data to the Android end at the same time, or return a failure indication to the Android end.

Exemplarily, when the camera control command is a camera video recording command, the camera video recording command includes: start video recording command and end video recording command, when the camera control command is a start video recording command, return a success identification or a failure identification to the Android side, and, when When returning the successful identification, return the captured video data and the successful identification to the Android side together. When the camera recording command is an end recording command, return a stop sign to the Android end, and stop returning video data to the Android end.

Exemplarily, when the camera control instruction is an instruction to close the camera, an indication of successful closing or an indication of closing failure is returned to the Android side.

The Linux-compatible Android camera control method, system, device and medium provided by the application, the method is applied to the Linux side, the application receives the camera control command sent by the Android side obtained through the inter-process communication channel; the control camera execution and camera control The operation corresponding to the instruction, and the execution result of the camera is returned to the Android end through the inter-process communication channel. It can be seen that this application uses the inter-process communication channel to realize the communication between the Linux end and the Android end, so as to be able to send the camera control commands generated by the Android end to the Linux side, so that the Linux side controls the camera to perform corresponding operations based on the camera control command, and realizes the purpose that the camera application program of Android can control the camera of the Linux operating system.

The embodiment of the present application also provides a Linux-compatible Android camera control method applied on the Android side, as shown in Figure 4:

Step 401, generate a camera control command, and send the camera control command to the Linux side through an inter-process communication channel.

In a specific embodiment, a camera virtual hardware abstraction layer is created in Android in advance; and on the camera virtual hardware abstraction layer, a communication interface for communicating with the Linux side is configured, and the camera control instructions are sent to the Linux side through the communication interface.

Among them, a communication interface capable of communicating with the Linux terminal is configured on the camera virtual HAL, and the communication interface includes: a camera opening interface, a camera closing interface, a camera preview interface, a camera shooting interface, a camera recording interface, and a camera parameter setting interface.

Exemplarily, the interface is opened through the camera, and the command to open the camera is sent to the proxy service on the Linux side;

Send the camera shutdown command to the proxy service on the Linux side through the camera shutdown interface;

Send the camera preview command to the proxy service on the Linux side through the camera preview interface;

Through the camera shooting interface, the camera shooting command is sent to the agent service on the Linux side;

Through the camera video interface, the camera video command is sent to the proxy service on the Linux side;

Through the camera parameter setting interface, the camera parameter setting command is sent to the proxy service on the Linux side.

Step 402, receiving the execution result corresponding to the camera control command returned by the Linux terminal through the inter-process communication channel.

Exemplarily, the execution result corresponding to the camera control instruction returned by the proxy service on the Linux side is received.

Exemplarily, open the interface through the camera, and receive the open success mark or the open failure mark returned by the proxy service on the Linux side;

Close the interface through the camera, and receive the close-off success mark or the close-off failure mark returned by the proxy service on the Linux side;

Through the camera preview interface, receive the success identifier returned by the proxy service on the Linux side and the image data to be previewed, or receive the failure identifier returned by the proxy service on the Linux side;

Through the camera shooting interface, receive the successful identification returned by the proxy service on the Linux side and the image data of the successful shooting, or receive the failure identification returned by the proxy service on the Linux side;

Through the camera video interface, receive the success logo and recorded video returned by the proxy service on the Linux side, or receive the failure logo returned by the proxy service on the Linux side, or receive the stop logo returned by the proxy service on the Linux side;

Through the camera parameter setting interface, receive the setting success flag or the setting failure flag returned by the proxy service on the Linux side.

Exemplarily, when the camera control instruction is a camera preview instruction, the signaling interaction diagram of the camera application, the camera virtual HAL layer, the proxy service, and the camera driver is shown in Figure 5A:

S5101. The camera application program sends a camera start instruction to the camera virtual HAL layer.

S5102. The virtual HAL layer of the camera sends an instruction to enable the camera to the proxy service.

S5103, the proxy service sends an instruction to start the camera to the camera driver.

S5104. The camera driver returns an execution result to the proxy service, wherein the execution result includes: enabling a successful flag or enabling a failed flag. Among them, the execution result is described by taking the successful flag as an example.

S5105. The proxy service returns an activation success flag to the virtual HAL layer of the camera.

S5106. The virtual HAL layer of the camera returns an indication of successful activation to the camera application program.

S5107. The camera application program sends a camera preview instruction to the camera virtual HAL layer.

S5108. The camera virtual HAL layer sends a camera preview instruction to the proxy service.

S5109, the proxy service sends a camera preview instruction to the camera driver.

S5110, the camera driver returns an execution result to the proxy service, wherein the execution result includes: the image data to be previewed and a success mark, or a failure mark. Wherein, the execution result is the image data to be previewed and the successful identification as an example for illustration.

S5111, the proxy service returns the image data to be previewed and the success identifier to the virtual HAL layer of the camera.

S5112. The virtual HAL layer of the camera returns the image data to be previewed and the success identifier to the camera application program.

Among them, when the camera control command is a camera shooting command, a camera recording command, or a camera parameter setting command, it is necessary to send a camera start command to the camera driver, and the description will not be repeated below.

Exemplarily, when the camera control instruction is a camera shooting instruction, the signaling interaction diagram of the camera application, the camera virtual HAL layer, the proxy service, and the camera driver is shown in Figure 5B:

S5201. The camera application program sends a camera shooting instruction to the camera virtual HAL layer.

S5202. The camera virtual HAL layer sends a camera shooting instruction to the proxy service.

S5203, the proxy service sends a camera shooting instruction to the camera driver.

S5204. The camera driver returns an execution result to the proxy service, wherein the execution result includes: captured image data and a success identifier, or a failure identifier. Wherein, the execution result is the captured image data and the successful identification as an example for illustration.

S5205. The proxy service returns the captured image data and the success identifier to the virtual HAL layer of the camera.

S5206. The virtual HAL layer of the camera returns the captured image data and the success identifier to the camera application program.

Exemplarily, when the camera control instruction is a camera recording instruction, the signaling interaction diagram of the camera application, the camera virtual HAL layer, the proxy service, and the camera driver is shown in Figure 5C:

S5301. The camera application program sends a camera video recording instruction to the camera virtual HAL layer.

S5302. The camera virtual HAL layer sends a camera video recording instruction to the proxy service.

S5303, the proxy service sends a camera recording command to the camera driver.

S5304. The camera driver returns an execution result to the proxy service, where the execution result includes: recorded video data or a failure identification. Wherein, the execution result is recorded video data as an example for illustration.

S5305. The proxy service returns the recorded video data to the virtual HAL layer of the camera.

S5306. The camera virtual HAL layer returns the recorded video data to the camera application program.

Exemplarily, when the camera control instruction is a camera recording instruction, the signaling interaction diagram of the camera application, the camera virtual HAL layer, the proxy service, and the camera driver is shown in Figure 5D:

S5401. The camera application program sends a camera parameter setting instruction to the camera virtual HAL layer.

S5402. The camera virtual HAL layer sends a camera parameter setting instruction to the proxy service.

S5403. The proxy service sends a camera parameter setting instruction to the camera driver.

S5404. The camera driver returns an execution result to the proxy service, wherein the execution result includes: a setting success flag or a setting failure flag. Wherein, the execution result is the setting success flag as an example for illustration.

S5405. The proxy service returns an indication of successful setting to the virtual HAL layer of the camera.

S5406. The virtual HAL layer of the camera returns an indication of successful setting to the camera application program.

The Linux-compatible Android camera control method, system, device and medium provided by the present application, the method is applied to the Android terminal, the application generates the camera control command, and sends the camera control command to the Linux terminal through the inter-process communication channel; Receiving the execution result corresponding to the camera control instruction returned by the Linux end through the inter-process communication channel, it can be seen that the application utilizes the inter-process communication channel to realize the communication between the Linux end and the Android end, so that the camera generated by the Android end can The control command is sent to the Linux side, and the execution result returned by the Linux side is received, realizing the purpose that the Android camera application program can control the camera of the Linux operating system.

The Linux-compatible Android camera control system provided by this application is described below. The Linux-compatible Android camera control system described below and the Linux-compatible Android camera control method described above can be referred to each other. As shown in Figure 6, the system includes: a Linux end 601 and an Android end 602, and the Linux end 601 and the Android end 602 communicate through an inter-process communication channel;

The Android end 601 is configured to generate camera control instructions, and send the camera control instructions to the Linux end 602 through an inter-process communication channel;

The Linux end 602 is set to receive the camera control instruction, control the camera to perform the operation corresponding to the camera control instruction, and return the execution result of the camera to the Android end 601 through the inter-process communication channel;

The Android terminal 601 is also configured to receive the execution result corresponding to the camera control command returned by the Linux terminal 602 .

In a specific embodiment, the Android end 601 is also configured to create a camera virtual hardware abstraction layer; on the camera virtual hardware abstraction layer, configure a communication interface communicating with the Linux end 602, and send camera control instructions to the Linux end through the communication interface 602.

In a specific embodiment, the Linux terminal 602 is further configured to create a first container, deploy the camera application corresponding to the Android terminal 601 in the first container, and run the deployed first container.

In a specific embodiment, the Linux terminal 602 is further configured to create a second container, deploy the camera driver corresponding to the Android terminal 601 in the second container, and run the deployed second container.

In a specific embodiment, the Linux terminal 602 is configured to use the pre-created proxy service to receive the camera control command sent by the Android terminal obtained through the inter-process communication channel; to use the pre-created proxy service to control the camera to execute the corresponding camera control command operation.

The Linux-compatible Android camera control device provided by this application is described below. The Linux-compatible Android camera control device described below and the Linux-compatible Android camera control method described above can be referred to each other. As shown in Figure 7, the device includes:

The receiving module 701 is configured to receive the camera control instruction sent by the Android end obtained through the inter-process communication channel;

The control module 702 is configured to control the camera to execute the operation corresponding to the camera control instruction, and return the execution result of the camera to the Android terminal through the inter-process communication channel.

The following describes another Linux-compatible Android camera control device provided by this application. The Linux-compatible Android camera control device described below and the Linux-compatible Android camera control method described above can be referred to each other, and the repetitions will not be repeated. , as shown in Figure 8, the device includes:

The generating module 801 is configured to generate a camera control command, and send the camera control command to the Linux side through an inter-process communication channel;

The receiving module 802 is configured to receive an execution result corresponding to the camera control instruction returned by the Linux terminal through the inter-process communication channel.

FIG. 9 illustrates a schematic diagram of the physical structure of an electronic device. As shown in FIG. 9, the electronic device may include: a processor (processor) 901, a communication interface (Communications Interface) 902, a memory (memory) 903 and a communication bus 904, Wherein, the processor 901 , the communication interface 902 , and the memory 903 communicate with each other through the communication bus 904 . The processor 901 can call the logic instructions in the memory 903 to execute a Linux-compatible Android camera control method applied to the Linux side. The method includes: receiving a camera control command sent by the Android side obtained through an inter-process communication channel; The operation corresponding to the camera control command, and return the execution result of the camera to the Android side through the inter-process communication channel, or execute the Linux-compatible Android camera control method applied to the Android side, the method includes: generating the camera control command, and passing the process The inter-process communication channel sends the camera control command to the Linux side; receives the execution result corresponding to the camera control command returned by the Linux side through the inter-process communication channel.

In addition, the above logic instructions in the memory 903 may be implemented in the form of software functional units and when sold or used as an independent product, may be stored in a computer-readable storage medium. Based on this understanding, the essence of the technical solution of the present application or the part that contributes to the related technology or the part of the technical solution can be embodied in the form of a software product. The computer software product is stored in a storage medium, including several The instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application. The aforementioned storage media include: various media that can store program codes such as U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disc, etc. .

The present application also provides a computer program product, the computer program product includes a computer program stored on a non-transitory computer-readable storage medium, the computer program includes program instructions, and when the program instructions are executed by the computer, the computer A Linux-compatible Android camera control method applied to the Linux terminal provided by the above methods, the method comprising: receiving a camera control command sent by the Android terminal obtained through an inter-process communication channel; controlling the camera to perform operations corresponding to the camera control command , and return the execution result of the camera to the Android side through the inter-process communication channel, or, a Linux-compatible Android camera control method applied to the Android side, the method includes: generating a camera control command, and sending the camera control command through the inter-process communication channel Send to the Linux side; receive the execution result corresponding to the camera control command returned by the Linux side through the inter-process communication channel.

The present application also provides a non-transitory computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the method for controlling a Linux-compatible Android camera applied to a Linux terminal provided by the above-mentioned methods is implemented. Including: receiving the camera control command sent by the Android side through the inter-process communication channel; controlling the camera to perform the operation corresponding to the camera control command, and returning the execution result of the camera to the Android side through the inter-process communication channel, or applied to the Android side The Linux on the end is compatible with the camera control method of Android, the method includes: generating a camera control instruction, and sending the camera control instruction to the Linux end through the inter-process communication channel; receiving the execution corresponding to the camera control instruction returned by the Linux end through the inter-process communication channel result.

The device embodiments described above are only illustrative, and the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in One place, or it can be distributed to multiple network elements. Part or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment. It can be understood and implemented by those skilled in the art without any creative efforts.

Through the above description of the implementations, those skilled in the art can clearly understand that each implementation can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware. Based on this understanding, the essence of the above technical solutions or the part that contributes to related technologies can be embodied in the form of software products, and the computer software products can be stored in computer-readable storage media, such as ROM/RAM, disk , CD, etc., including several instructions to make a computer device (which may be a personal computer, server, or network device, etc.) execute the methods described in each embodiment or some parts of the embodiments.

Claims

A Linux-compatible Android camera control method applied to a Linux terminal, the method comprising:

Receive the camera control command sent by the Android side obtained through the inter-process communication channel;

The camera is controlled to execute the operation corresponding to the camera control instruction, and the execution result of the camera is returned to the Android terminal through the inter-process communication channel.
According to the camera control method of Linux compatible Android according to claim 1, before the camera control command sent by the Android end obtained through the inter-process communication channel, it also includes:

Create a first container, and deploy the camera application corresponding to the Android terminal in the first container;

Run the first container after deployment.
According to the camera control method of Linux compatible Android described in claim 1 or 2, before said receiving the camera control command sent by the Android end obtained through the inter-process communication channel, it also includes:

Create a second container, and deploy the camera driver corresponding to the Android terminal in the second container;

Run the deployed second container.
The Linux-compatible Android camera control method according to claim 1 or 2, wherein said receiving the camera control command sent by the Android end obtained through the inter-process communication channel includes:

Using a pre-created proxy service to receive the camera control instruction sent by the Android terminal obtained through the inter-process communication channel;

The controlling the camera to perform operations corresponding to the camera control instruction includes:

Using the pre-created proxy service, the camera is controlled to perform an operation corresponding to the camera control instruction.
A Linux-compatible Android camera control method applied to an Android terminal, the method comprising:

Generate a camera control command, and send the camera control command to the Linux side through an inter-process communication channel;

receiving an execution result corresponding to the camera control instruction returned by the Linux terminal through the inter-process communication channel.
According to the Linux-compatible Android camera control method according to claim 5, before said generating the camera control command and sending the camera control command to the Linux side through an inter-process communication channel, it also includes:

Create a camera virtual hardware abstraction layer;

On the virtual hardware abstraction layer of the camera, a communication interface for communicating with the Linux side is configured, and the camera control instruction is sent to the Linux side through the communication interface.
A Linux-compatible camera control system for Android, comprising: a Linux end and an Android end, wherein the Linux end and the Android end communicate through an inter-process communication channel;

The Android end is configured to generate a camera control instruction, and send the camera control instruction to the Linux end through the inter-process communication channel;

The Linux end is configured to receive the camera control instruction, control the camera to perform an operation corresponding to the camera control instruction, and return an execution result of the camera to the Android end through the inter-process communication channel;

The Android end is further configured to receive an execution result corresponding to the camera control instruction returned by the Linux end.
A Linux-compatible Android camera control device consisting of:

The receiving module is configured to receive the camera control command sent by the Android end obtained through the inter-process communication channel;

The control module is configured to control the camera to execute the operation corresponding to the camera control instruction, and return the execution result of the camera to the Android terminal through the inter-process communication channel.
A Linux-compatible Android camera control device consisting of:

A generating module configured to generate camera control instructions, and send the camera control instructions to the Linux end through an inter-process communication channel;

The receiving module is configured to receive the execution result corresponding to the camera control instruction returned by the Linux terminal through the inter-process communication channel.
A non-transitory computer-readable storage medium, a computer program is stored on the non-transitory computer-readable storage medium, and when the computer program is executed by a processor, the application as described in any one of claims 1 to 4 is implemented. The Linux-compatible Android camera control method on the Linux side, or implement the Linux-compatible Android camera control method applied to the Android side as described in any one of claims 5 to 6.