WO2023078142A1

WO2023078142A1 - Image acquisition method and apparatus, device, storage medium, and program product

Info

Publication number: WO2023078142A1
Application number: PCT/CN2022/127760
Authority: WO
Inventors: 周立群; 陈娇
Original assignee: 北京百度网讯科技有限公司
Priority date: 2021-11-03
Filing date: 2022-10-26
Publication date: 2023-05-11
Also published as: CN114051067A; CN114051067B

Abstract

The present disclosure provides an image acquisition method and apparatus, a device, a storage medium, and a program product. The implementation solution is: acquiring an image acquisition request initiated by a target cloud application; and in response to the image acquisition request, acquiring the window brightness of the target cloud application and sending a camera starting request and the window brightness of the target cloud application to a client, so as to instruct the client to control the screen brightness of the client according to the window brightness of the target cloud application, starting a camera according to the camera starting request, and using the camera to perform image acquisition on the basis of the controlled screen brightness of the client.

Description

Image acquisition method, device, equipment, storage medium and program product

This application claims the priority of a Chinese patent application with application number 202111295459.5 filed with the China Patent Office on November 03, 2021, the entire contents of which are incorporated herein by reference.

technical field

The present disclosure relates to the technical field of cloud computing, for example, to an image acquisition method, device, equipment, storage medium and program product.

Background technique

The cloud mobile phone is a mobile phone running on the cloud. The cloud mobile phone client installed in the local mobile phone can project the screen of the cloud mobile phone to the local mobile phone, so that the user can control the cloud mobile phone to perform operations such as data calculation and image rendering and encoding through the touch screen of the local mobile phone. It is only used as a display terminal to display the content in the cloud phone to the user.

When users use cloud mobile phones, they often use applications that need to obtain image data collected by local devices. For example, for applications that require face recognition authentication or scan payment, how to obtain real-time image data collected by local devices on the cloud mobile phone attract attention.

Contents of the invention

The disclosure provides an image acquisition method, device, equipment, storage medium and program product.

The present disclosure provides an image acquisition method, including:

Obtain an image acquisition request initiated by the target cloud application;

In response to the image acquisition request, acquire the window brightness of the target cloud application, and send a camera opening request and the window brightness of the target cloud application to the client, to instruct the client to use the window brightness of the target cloud application The brightness controls the screen brightness of the client, turns on the camera according to the camera opening request, and uses the camera to collect images based on the controlled screen brightness of the client.

The present disclosure provides an image acquisition method, including:

Obtaining the camera opening request and the window brightness of the target cloud application; the camera opening request and the window brightness of the target cloud application are determined in response to the image acquisition request initiated by the target cloud application;

Control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled screen brightness of the client.

The present disclosure provides an image acquisition device, including:

The image acquisition request acquisition module is configured to acquire the image acquisition request initiated by the target cloud application;

The camera opening request sending module is configured to respond to the image acquisition request, obtain the window brightness of the target cloud application, and send the camera opening request and the window brightness of the target cloud application to the client to instruct the client Control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled screen brightness of the client.

The present disclosure provides an image acquisition device, including:

The camera opening request acquisition module is configured to obtain the camera opening request and the window brightness of the target cloud application; the camera opening request and the window brightness of the target cloud application are determined in response to the image acquisition request initiated by the target cloud application;

The image acquisition module is configured to control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to perform image acquisition based on the controlled screen brightness of the client.

The present disclosure provides an electronic device, including:

at least one processor; and

memory communicatively coupled to at least one processor;

Wherein, the memory stores instructions executable by at least one processor, and the instructions are executed by at least one processor, so that the at least one processor can execute the image acquisition method of any embodiment of the present disclosure.

The present disclosure provides a non-transitory computer-readable storage medium storing computer instructions, wherein the computer instructions are used to cause a computer to execute the image acquisition method of any embodiment of the present disclosure.

The present disclosure provides a computer program product, including a computer program. When the computer program is executed by a processor, the image acquisition method of any embodiment of the present disclosure is implemented.

The embodiment of the present disclosure can realize the acquisition of the client's local image data on the cloud mobile phone.

Description of drawings

FIG. 1 is a schematic diagram of an image acquisition method provided according to an embodiment of the present disclosure;

Fig. 2 is a schematic diagram of an image acquisition method provided according to an embodiment of the present disclosure;

Fig. 3 is a schematic diagram of an image acquisition method provided according to an embodiment of the present disclosure;

Fig. 4 is a schematic diagram of an image acquisition method provided according to an embodiment of the present disclosure;

Fig. 5 is a scene diagram of an image acquisition method provided according to an embodiment of the present disclosure;

Fig. 6 is a schematic diagram of an image acquisition device provided according to an embodiment of the present disclosure;

Fig. 7 is a schematic diagram of an image acquisition device provided according to an embodiment of the present disclosure;

FIG. 8 is a block diagram of an electronic device implementing an image acquisition method of an embodiment of the present disclosure.

Detailed ways

Exemplary embodiments of the present disclosure will be described below with reference to the accompanying drawings.

Fig. 1 is a flow chart of an image acquisition method according to an embodiment of the present disclosure. This embodiment may be applicable to a situation where a cloud application acquires local image data by calling a camera of a client device. The method in this embodiment can be executed by an image acquisition device, which can be implemented in the form of software and/or hardware, and configured in an electronic device with data computing capabilities. The electronic device can be a client device or a server device, and the client End devices such as mobile phones, tablet computers, vehicle terminals and desktop computers.

S110. Obtain an image acquisition request initiated by the target cloud application.

The target cloud application is an application running on the cloud phone that needs to obtain image data of the client. Exemplarily, the target cloud application is an instant messaging application or an online game application running on the cloud phone that needs face recognition.

In the embodiment of the present disclosure, in order to obtain the face image of the client user and perform face recognition when the user logs in or registers, the target cloud application needs to send an image acquisition request to the cloud mobile phone to instruct the cloud mobile phone to obtain the image of the client user Data, the cloud mobile phone first obtains the image acquisition request initiated by the target cloud application, and obtains the image data collected by the client in response to the image acquisition request.

S120. In response to the image acquisition request, acquire the window brightness of the target cloud application, and send a camera opening request and the window brightness of the target cloud application to the client, so as to instruct the client to control the client's brightness according to the window brightness of the target cloud application screen brightness, turning on the camera according to the camera opening request, and using the camera to collect images based on the controlled screen brightness of the client.

In the embodiment of the present disclosure, after the cloud mobile phone acquires the image acquisition request initiated by the target cloud application, it acquires the window brightness of the target cloud application. The cloud mobile phone sends a camera opening request and the window brightness of the target cloud application to the client. Among them, the cloud mobile phone acquires the window brightness of the cloud application so that the client can adjust the screen brightness before image collection, so as to improve the quality of the image collected by the camera. The camera opening request is used to instruct the client to turn on the camera, and use the camera to collect image data based on the controlled screen brightness of the client, so as to obtain the image data of the client on the cloud mobile terminal and improve the acquired image data by adjusting the screen brightness. The quality of the image data.

Exemplarily, after the cloud mobile phone acquires the facial video acquisition request initiated by the game application A, it acquires the brightness of the window corresponding to the game application A. The cloud mobile phone sends the camera opening request and the window brightness of the target cloud application to the client to control the client to adjust the current screen brightness according to the window brightness of the target cloud application, so that the screen brightness of the client is consistent with the window brightness of the target cloud application, and After the screen brightness is adjusted, turn on the camera to collect face video, realize face recognition in the cloud, and adjust the screen brightness to make the face video acquired by the cloud mobile phone clearer, thereby improving the accuracy of face recognition.

The technical solution of the embodiment of the present disclosure obtains the image acquisition request initiated by the target cloud application, and then responds to the image acquisition request to obtain the window brightness of the target cloud application, and sends the camera opening request and the window brightness of the target cloud application to the client to obtain Instruct the client to control the client's screen brightness according to the window brightness of the target cloud application, and turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled client's screen brightness, realizing the acquisition of the client's local image data on the cloud mobile phone Effect.

Fig. 2 is a schematic diagram of an image acquisition method in an embodiment of the present disclosure. On the basis of the above embodiments, it is provided to obtain the window brightness of the target cloud application in response to an image acquisition request, and send a camera opening request and The steps of the window brightness of the target cloud application, and the steps after sending the camera opening request and the window brightness of the target cloud application to the client. An image acquisition method provided by an embodiment of the present disclosure will be described below with reference to FIG. 2, and the method includes the following steps:

S210. Obtain an image acquisition request initiated by the target cloud application.

S220, through the operating system of the cloud mobile phone, in response to the image acquisition request, start the camera driver of the cloud mobile phone, obtain the window brightness of the target cloud application, and send the window brightness of the target cloud application to the remote interactive service.

In the embodiment of the present disclosure, after the operating system of the cloud mobile phone acquires the image acquisition request initiated by the target cloud application, the camera driver is turned on in response to the image acquisition request to acquire the image data fed back by the client. The operating system of the cloud mobile phone also needs to obtain the window brightness of the target cloud application, and send the window brightness to the remote interactive service in the cloud mobile phone. By sending the window brightness, the remote interactive service can send the window brightness to the client, so that the client Adjust the brightness of the screen based on the brightness of the window to improve the clarity of the collected image data.

Exemplarily, after the operating system of the cloud phone obtains the face video acquisition request initiated by the game application A, the camera driver of the cloud phone is turned on, and in order to improve the quality of the acquired face video, the operating system of the cloud phone acquires the target The window brightness of the cloud application, and send the window brightness to the remote-play in the cloud phone.

S230. After the remote interactive service monitors that the camera driver of the cloud mobile phone is started, send a camera start request and the window brightness of the target cloud application to the client through the control service, so as to instruct the client to use the target cloud application The screen brightness of the client is controlled by the brightness of the window, the camera is turned on according to the camera opening request, and image acquisition is performed using the camera based on the controlled screen brightness of the client.

In the embodiment of the present disclosure, the remote interactive service in the cloud mobile phone will monitor the camera status of the cloud mobile phone. When the remote interactive service detects that the camera driver of the cloud mobile phone starts, it indicates that the target cloud application running on the cloud mobile phone needs to obtain the client Collected image data, at this time, the remote interactive service will send the camera opening request and the window brightness of the target cloud application to the control service to instruct the control service to send the camera opening request and the window brightness of the target cloud application to the client, thereby instructing the client Control the screen brightness of the client according to the window brightness of the target cloud application, and turn on the camera for image data collection after the screen brightness is adjusted. While realizing the transmission of the image data collected by the client to the cloud mobile phone for authentication on the cloud mobile phone, through Adjust the brightness of the screen to improve the success rate of authentication.

S240. Obtain the image data fed back by the client from the control service through the remote interactive service in the cloud mobile phone, convert the image data into a set format, and write the image data to the camera driver of the cloud mobile phone.

In the embodiment of the present disclosure, after the cloud mobile phone sends a camera opening request to the client, the client will respond to the request to open the camera to collect image data, and then feed back the collected image data to the cloud mobile phone. The client first encodes the collected image data, and then sends the encoded image data to the control service through a custom streaming media protocol, and the control service sends the received image data to the remote interactive service of the cloud mobile phone, remote interactive service After receiving the image data sent by the client through the control service, it decodes the image data, converts the decoded image data into a set format, and finally writes the image data in the set format to the camera driver of the cloud mobile phone.

Exemplarily, the client performs H.264 encoding on the collected image data, and then sends the encoded image data to the remote interactive service of the cloud mobile phone through the control service, and the remote interactive service performs H.264 encoding on the received image data. After decoding, the image data in YUV format is obtained, and the image data in YUV format is converted into RGBA format, and then the image data in RGBA format is written to the camera driver of the cloud phone.

S250. Through the operating system of the cloud mobile phone, provide the image data driven by the camera written in the cloud mobile phone to the target cloud application.

In the embodiment of the present disclosure, when the camera driver of the cloud phone is started, the operating system of the cloud phone will monitor the camera driver in real time. After the remote interactive service writes the image data to the camera driver of the cloud phone, the cloud phone’s Driven by the monitoring camera, the operating system obtains the image data fed back by the client, and provides the image data to the target cloud application, so that the target cloud application performs identity recognition and authentication based on the image data collected by the client.

S260. Turn off the camera driver of the cloud phone in response to the image termination request initiated by the target cloud application through the operating system of the cloud phone.

In the embodiment of the present disclosure, after obtaining the image data fed back by the client, the target cloud application performs identity authentication and identification according to the image data. After the identity authentication and identification is completed, the target cloud application will send an image termination request to the operating system of the cloud mobile phone, The operating system of the cloud mobile phone, in response to the image termination request initiated by the target cloud application, first shuts down the camera driver of the cloud mobile phone to indicate to stop receiving the image data fed back by the client.

S270. After the remote interaction service in the cloud mobile phone detects that the camera driver of the cloud mobile phone is turned off, send a camera closing request to the client through the control service, so as to instruct the client to turn off the camera.

In the embodiment of the present disclosure, after the remote interactive service in the cloud phone detects that the camera driver of the cloud phone is turned off, it will send a camera shutdown request to the control service to instruct the control service to send the camera shutdown request to the client, so that the client turns off the camera , stop the collection of image data, and avoid the situation of high power consumption caused by the untimely shutdown of the camera.

In the technical solution of the embodiment of the present disclosure, the operating system of the cloud mobile phone, in response to the image acquisition request, starts the camera driver of the cloud mobile phone, obtains the window brightness of the target cloud application, sends the window brightness to the remote interactive service in the cloud mobile phone, and After the remote interactive service monitors that the camera driver of the cloud mobile phone starts, the control service sends the camera opening request and the window brightness of the target cloud application to the client, and then obtains the image data fed back by the client from the control service through the remote interactive service, and Convert the image data into a set format and write it to the camera driver of the cloud phone. Through the operating system of the cloud phone, the image data obtained by the camera driver of the cloud phone is provided to the target cloud application, and the client can be obtained on the cloud phone. The image data is obtained, and the quality of the obtained image data is improved by adjusting the brightness of the screen, thereby improving the success rate of identity authentication and identification based on the image data.

Fig. 3 is a flow chart of an image acquisition method according to an embodiment of the present disclosure. This embodiment may be applicable to a situation where a cloud application obtains local image data by calling a camera of a client device. The method in this embodiment can be executed by an image acquisition device, which can be implemented in the form of software and/or hardware, and configured in an electronic device with data computing capabilities. The electronic device can be a client device or a server device, and the client End devices such as mobile phones, tablet computers, vehicle terminals and desktop computers.

S310. Obtain a camera opening request and a window brightness of a target cloud application; the camera opening request and the window brightness of the target cloud application are determined in response to an image acquisition request initiated by the target cloud application.

In the embodiment of the present disclosure, the client receives the camera opening request sent by the cloud mobile phone through the control service and the window brightness of the target cloud application, adjusts the screen brightness based on the window brightness of the target cloud application, and starts the camera for image acquisition based on the camera opening request . Wherein, the camera opening request and the window brightness of the target cloud application are determined by the operating system of the cloud mobile phone in response to the image acquisition request initiated by the cloud application.

S320. Control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled screen brightness of the client.

In the embodiment of the present disclosure, after receiving the window brightness of the target cloud application and the camera opening request, the client can first control the screen brightness of the client according to the window brightness of the target cloud application, so as to ensure the quality of subsequent captured images. Based on the adjusted screen brightness, the camera is turned on for image acquisition. Adjusting the brightness of the screen before image acquisition can improve the quality of the acquired image.

Exemplarily, after the client obtains the window brightness of the target cloud application and the camera opening request, it first compares the client's initial screen brightness with the window brightness of the target cloud application, and if the client's initial screen brightness is lower than that of the target cloud application Window brightness, adjust the initial screen brightness of the client to the window brightness of the target cloud application, and then turn on the camera to collect face video. By increasing the screen brightness, the collected face video is clearer, thereby improving the accuracy of face recognition.

In the technical solution of the embodiment of the present disclosure, after obtaining the camera opening request and the window brightness of the target cloud application, the screen brightness of the client is controlled according to the window brightness of the target cloud application, the camera is turned on according to the camera opening request, and based on the controlled client's screen Brightness uses the camera to collect images, which can achieve the effect of obtaining local image data of the client in the cloud mobile phone, and improve the clarity of the collected images.

Fig. 4 is a schematic diagram of an image acquisition method in an embodiment of the present disclosure. On the basis of the above embodiments, a step of controlling the brightness of the client's screen according to the brightness of the window of the target cloud application is provided, and based on the controlled client's screen Brightness is the step after image acquisition using the camera. An image acquisition method provided by an embodiment of the present disclosure will be described below with reference to FIG. 2, and the method includes the following steps:

S410. Obtain a camera opening request and a window brightness of a target cloud application; the camera opening request and the window brightness of the target cloud application are determined in response to an image acquisition request initiated by the target cloud application.

S420. Compare the initial screen brightness of the client with the window brightness of the target cloud application.

In the embodiment of the present disclosure, after the client obtains the camera opening request and the window brightness of the target cloud application, it first obtains the initial screen brightness of the client, and compares the initial screen brightness of the client with the window brightness of the target cloud application to obtain Determine whether the current screen brightness of the client meets the brightness required by the target cloud application for image data collection.

S430. In the case that the initial screen brightness of the client is inconsistent with the window brightness of the target cloud application, store the initial screen brightness of the client, and adjust the initial screen brightness of the client to that of the target cloud application Window brightness.

In the embodiment of the present disclosure, if the brightness of the initial screen of the client is inconsistent with the brightness of the window of the target cloud application obtained by comparison, the brightness of the initial screen of the client can be adjusted to the brightness of the window of the target cloud application to ensure the quality of the collected image data . Before adjusting the initial screen brightness of the client, it is also necessary to store the initial screen brightness of the client, so that after the image acquisition is finished, the screen brightness of the client can be restored according to the stored initial screen brightness of the client, reducing the The impact of the user's use of the device to improve the user's experience.

S440. Turn on the camera according to the camera turn-on request.

S450. Use the camera to collect images based on the controlled screen brightness of the client.

S460. In response to the camera shutdown request, turn off the camera.

In the embodiment of the present disclosure, after the cloud application completes the user identity authentication based on the image data fed back by the client, it sends an image termination request to the cloud mobile phone. In response to the image termination request, the cloud mobile phone sends a camera shutdown request to the client through the control service. After receiving the camera shutdown request sent by the cloud mobile phone through the control service, the camera is turned off to reduce the high power consumption of the device caused by the camera not being turned off in time.

S470. Restore the current screen brightness of the client according to the stored initial screen brightness of the client.

In the embodiment of the present disclosure, after turning off the camera, the client obtains the initial screen brightness stored before adjusting the screen brightness, and restores the current screen brightness to the initial screen brightness, which satisfies the needs of the user to use the device normally after image collection is completed. Improve user experience.

The technical solution of the embodiment of the present disclosure obtains the camera opening request and the window brightness of the target cloud application, and then compares the initial screen brightness of the client with the window brightness of the target cloud application, and compares the initial screen brightness of the client with the window brightness of the target cloud application When the brightness is inconsistent, store the initial screen brightness of the client, and adjust the initial screen brightness of the client to the window brightness, turn on the camera according to the camera opening request, and use the camera to perform image acquisition based on the controlled screen brightness of the client. After the target cloud application completes identity authentication based on the collected image data, the client responds to the camera shutdown request, turns off the camera, and restores the current screen brightness of the client according to the stored initial screen brightness of the client. The clarity of the received image data improves the success rate of identity authentication. On the other hand, after the identity authentication is completed, the camera is turned off in time to avoid the waste of equipment power caused by the untimely turn off of the camera, and the client’s screen brightness is turned off after the camera is turned off. Restore to the initial screen brightness of the client to improve user experience.

FIG. 5 is a scene diagram of an image acquisition method provided according to an embodiment of the present disclosure. The following describes an image acquisition method provided by an embodiment of the present disclosure in conjunction with FIG. 5 , and the method includes the following steps:

S501. The operating system of the cloud phone acquires an image acquisition request initiated by the target cloud application, and acquires the window brightness of the target cloud application in response to the image acquisition request.

S502. The cloud phone operating system starts a camera driver of the cloud phone in response to the image acquisition request.

S503. The cloud phone operating system sends the acquired window brightness of the target cloud application to the remote interactive service of the cloud phone.

S504. After the remote interactive service of the cloud mobile phone detects that the camera driver is started (S502.1), it sends a camera start request and the window brightness of the target cloud application to the control service.

S505. The control service transmits the camera opening request and the window brightness of the target cloud application to the client.

The client obtains the camera opening request and the window brightness of the target cloud application, controls the screen brightness of the client according to the window brightness of the target cloud application, turns on the camera according to the camera opening request, and uses the camera to collect images based on the controlled screen brightness of the client.

S506. The client transmits the collected image data to the control service through a custom streaming media protocol.

S507. After the image data is received by the control service, the image data is transmitted to the remote interactive service of the cloud mobile phone.

S508. After receiving the image data, the remote control interaction service writes the image data into the camera driver of the cloud mobile phone.

S509. The operating system of the cloud mobile phone is driven by the monitoring camera to obtain image data fed back by the client.

S510. The operating system of the cloud mobile phone sends the obtained image data to the target cloud application, so that the target cloud application performs identity authentication according to the obtained image data.

S511. After the identity authentication of the target cloud application is completed, an image termination request is sent to the cloud mobile phone operating system.

S512. The cloud phone operating system closes the camera driver of the cloud phone in response to the image termination request.

S513. The remote interactive service detects that the camera driver is turned off.

S514. After detecting that the camera driver is closed, the remote interactive service sends a camera close request to the control service.

S515. The control service transparently transmits the camera shutdown request to the client.

In response to the camera off request, the client turns off the camera and restores the screen brightness to the initial screen brightness.

According to the technical solutions of the embodiments of the present disclosure, the image data collected by the client in real time can be acquired on the cloud mobile terminal, thereby realizing real-time user identity authentication on the cloud mobile terminal.

According to an embodiment of the present disclosure, FIG. 6 is a structural diagram of an image acquisition apparatus in an embodiment of the present disclosure, and the embodiment of the present disclosure is applicable to the case of acquiring local image data by calling a camera of a client device. The device is implemented by software and/or hardware, and is configured in electronic equipment with certain data computing capabilities.

An image acquisition device 600 as shown in FIG. 6 , comprising: an image acquisition request acquisition module 610 and a camera opening request sending module 620; wherein, the image acquisition request acquisition module 610 is configured to acquire an image acquisition request initiated by a target cloud application; The camera opening request sending module 620 is configured to obtain the window brightness of the target cloud application in response to the image acquisition request, and send the camera opening request and the window brightness of the target cloud application to the client to instruct the client The terminal controls the screen brightness of the client according to the window brightness of the target cloud application, turns on the camera according to the camera opening request, and uses the camera to collect images based on the controlled screen brightness of the client.

The technical solution of the embodiment of the present disclosure obtains the image acquisition request initiated by the target cloud application, and then responds to the image acquisition request to obtain the window brightness of the target cloud application, and sends the camera opening request and the window brightness of the target cloud application to the client to obtain Instruct the client to control the client's screen brightness according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled client's screen brightness, realizing the acquisition of the client's local image data on the cloud mobile phone Effect.

The camera opening request sending module 620 includes: a driver opening unit, configured to respond to the image acquisition request through the operating system of the cloud mobile phone, to open the camera driver of the cloud mobile phone, and obtain the window brightness of the target cloud application, Send the window brightness of the target cloud application to the remote interactive service in the cloud mobile phone; the camera opening request sending unit is set to after the remote interactive service monitors that the camera driver of the cloud mobile phone starts, through the control service Sending a camera opening request and the window brightness of the target cloud application to the client.

The image acquisition device 600 also includes: an image data acquisition module, configured to obtain the image data fed back by the client from the control service through the remote interactive service in the cloud mobile phone, and convert the image data into a set format before writing into the camera driver of the cloud phone; the image data providing module is configured to provide the target cloud application with the image data written into the camera driver of the cloud phone through the operating system of the cloud phone.

The image acquisition device 600 also includes: a drive closing module, which is set to close the camera driver of the cloud mobile phone in response to the image termination request initiated by the target cloud application through the operating system of the cloud mobile phone; the camera closing request sending module is set to After the remote interaction service in the cloud mobile phone detects that the camera driver of the cloud mobile phone is turned off, a camera close request is sent to the client through the control service to instruct the client to turn off the camera.

The image acquisition device provided in the embodiments of the present disclosure can execute the image acquisition method provided in any embodiment of the present disclosure, and has corresponding functional modules and effects for executing the method.

According to an embodiment of the present disclosure, FIG. 7 is a structural diagram of an image acquisition apparatus in an embodiment of the present disclosure, and the embodiment of the present disclosure is applicable to the case of acquiring local image data by calling a camera of a client device. The device is implemented by software and/or hardware, and is configured in electronic equipment with certain data computing capabilities.

An image acquisition device 700 as shown in FIG. 7 , comprising: a camera opening request acquisition module 710 and an image acquisition module 720; wherein the camera opening request acquisition module 710 is configured to acquire the camera opening request and the window brightness of the target cloud application; The camera opening request and the window brightness of the target cloud application are determined in response to the image acquisition request initiated by the target cloud application; the image acquisition module 720 is configured to control the screen brightness of the client according to the window brightness of the target cloud application, The camera is turned on according to the camera turn-on request, and the camera is used to collect images based on the controlled screen brightness of the client.

The technical solution of the embodiment of the present disclosure obtains the camera opening request and the window brightness of the target cloud application, and then controls the screen brightness of the client according to the window brightness of the target cloud application, opens the camera according to the camera opening request, and based on the controlled client's The screen brightness uses the camera for image collection, realizing the effect of obtaining the local image data of the client in the cloud mobile phone.

The image acquisition module 720 includes: a brightness comparison unit configured to compare the initial screen brightness of the client with the window brightness of the target cloud application; a brightness adjustment unit configured to compare the brightness of the initial screen of the client with the brightness of the target cloud application. If the window brightness of the target cloud application is inconsistent, store the initial screen brightness of the client, and adjust the initial screen brightness of the client to the window brightness of the target cloud application.

The image acquisition device 700 also includes: a camera closing module, configured to close the camera in response to the camera closing request; a brightness restoration module, configured to adjust the current screen brightness of the client according to the stored initial screen brightness of the client. to recover.

In the technical solution of this disclosure, the collection, storage, use, processing, transmission, provision, and disclosure of user personal information involved are all in compliance with relevant laws and regulations, and do not violate public order and good customs.

According to the embodiments of the present disclosure, the present disclosure also provides an electronic device, a readable storage medium, and a computer program product.

FIG. 8 shows a schematic block diagram of an example electronic device 800 in which embodiments of the present disclosure may be implemented. Electronic devices may be various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other computers. Electronic devices may also be various forms of mobile devices, such as personal digital processing, cellular telephones, smart phones, wearable devices, and other computing devices. The components shown herein, their connections and relationships, and their functions, are by way of example only, and are not intended to limit implementations of the disclosure described and/or claimed herein.

As shown in FIG. 8 , the device 800 includes a computing unit 801 that can be loaded into a random access memory (Random Access Memory, RAM) according to a computer program stored in a read-only memory (Read-Only Memory, ROM) 802 or from a storage unit 808. ) 803 to perform various actions and processes. In the RAM 803, various programs and data necessary for the operation of the device 800 can also be stored. The computing unit 801, ROM 802, and RAM 803 are connected to each other through a bus 804. An input/output (Input/Output, I/O) interface 805 is also connected to the bus 804 .

Multiple components in the device 800 are connected to the I/O interface 805, including: an input unit 806, such as a keyboard, a mouse, etc.; an output unit 807, such as various types of displays, speakers, etc.; a storage unit 808, such as a magnetic disk, an optical disk, etc. ; and a communication unit 809, such as a network card, a modem, a wireless communication transceiver, and the like. The communication unit 809 allows the device 800 to exchange information/data with other devices over a computer network such as the Internet and/or various telecommunication networks.

Computing unit 801 may be various general-purpose and/or special-purpose processing components having processing and computing capabilities. Some examples of computing unit 801 include, but are not limited to, a central processing unit (Central Processing Unit, CPU), a graphics processing unit (Graphics Processing Unit, GPU), various dedicated artificial intelligence (Artificial Intelligence, AI) computing chips, various operating The computing unit of the machine learning model algorithm, the digital signal processor (Digital Singnal Processor, DSP), and any kind of processor, controller, microcontroller, etc. The calculation unit 801 executes various methods and processes described above, such as an image acquisition method. For example, in some embodiments, the image acquisition method may be implemented as a computer software program tangibly embodied on a machine-readable medium, such as storage unit 808 . In some embodiments, part or all of the computer program may be loaded and/or installed on the device 800 via the ROM 802 and/or the communication unit 809. When the computer program is loaded into RAM 803 and executed by computing unit 801, one or more steps of the image acquisition method described above may be performed. Alternatively, in other embodiments, the computing unit 801 may be configured in any other way (for example, by means of firmware) to execute the image acquisition method.

Various implementations of the systems and technologies described above in this paper can be implemented in digital electronic circuit systems, integrated circuit systems, field programmable gate arrays (Field Programmable Gate Array, FPGA), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), Application Specific Standard Parts (ASSP), System on Chip (System on Chip, SOC), Complex Programmable Logic Device (Complex Programmable Logic Device, CPLD), computer hardware, firmware, software, and/or their realized in combination. These various embodiments may include being implemented in one or more computer programs executable and/or interpreted on a programmable system including at least one programmable processor, the programmable processor Can be special-purpose or general-purpose programmable processor, can receive data and instruction from storage system, at least one input device, and at least one output device, and transmit data and instruction to this storage system, this at least one input device, and this at least one output device an output device.

Program codes for implementing the methods of the present disclosure may be written in any combination of one or more programming languages. These program codes can be provided to processors or controllers of general-purpose computers, special-purpose computers, or other programmable data processing devices, so that when the program codes are executed by the processors or controllers, the functions/functions specified in the flowcharts and/or block diagrams Action is implemented. The program code may execute entirely on the machine, partly on the machine, as a stand-alone software package partly on the machine and partly on a remote machine or entirely on the remote machine or server.

In the context of the present disclosure, a machine-readable medium may be a tangible medium that may contain or store a program for use by or in conjunction with an instruction execution system, apparatus, or device. A machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. A machine-readable medium may include, but is not limited to, electronic, magnetic, optical, electromagnetic, infrared, or semiconductor systems, apparatus, or devices, or any combination of the foregoing. Exemplary, a machine-readable storage medium includes one or more wire-based electrical connections, a portable computer disk, a hard disk, RAM, ROM, Erasable Programmable Read-Only Memory (EPROM) or flash memory. Flash memory, fiber optics, Compact Disc Read-Only Memory (CD-ROM), optical storage devices, magnetic storage devices, or any combination of the above.

To provide interaction with a user, the systems and techniques described herein can be implemented on a computer having a display device (e.g., a cathode ray tube (CRT) or a liquid crystal display ( Liquid Crystal Display (LCD)); and a keyboard and pointing device (e.g., a mouse or trackball) through which a user can provide input to the computer. Other types of devices may also be configured to provide interaction with the user; for example, the feedback provided to the user may be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and may be in any form (including Acoustic input, speech input or, tactile input) to receive input from the user.

The systems and techniques described herein can be implemented in a computing system that includes back-end components (e.g., as a data server), or a computing system that includes middleware components (e.g., an application server), or a computing system that includes front-end components (e.g., as a a user computer having a graphical user interface or web browser through which a user can interact with embodiments of the systems and techniques described herein), or including such backend components, middleware components, Or any combination of front-end components in a computing system. The components of the system can be interconnected by any form or medium of digital data communication, eg, a communication network. Examples of communication networks include: Local Area Network (LAN), Wide Area Network (Wide Area Network, WAN), and the Internet.

A computer system may include clients and servers. Clients and servers are generally remote from each other and typically interact through a communication network. The relationship of client and server arises by running a computer program having a client-server relationship on the respective computers. The server can be a cloud server, a server of a distributed system, or a server combined with a blockchain.

Steps can be reordered, added, or removed from the various forms of flow shown above. For example, multiple steps described in the present disclosure may be executed in parallel, sequentially, or in a different order, as long as the desired result of the technical solution of the present disclosure can be achieved, there is no limitation herein.

Claims

An image acquisition method, comprising:

Obtain an image acquisition request initiated by the target cloud application;

In response to the image acquisition request, acquire the window brightness of the target cloud application, and send a camera opening request and the window brightness of the target cloud application to the client, to instruct the client to use the window brightness of the target cloud application The brightness controls the screen brightness of the client, turns on the camera according to the camera opening request, and uses the camera to collect images based on the controlled screen brightness of the client.
The image acquisition method according to claim 1, wherein, in response to the image acquisition request, acquire the window brightness of the target cloud application, and send a camera opening request and the window brightness of the target cloud application to the client ,include:

Through the operating system of the cloud mobile phone, in response to the image acquisition request, open the camera driver of the cloud mobile phone, and obtain the window brightness of the target cloud application, and send the window brightness of the target cloud application to the cloud mobile phone remote interactive services in

After the remote interaction service detects that the camera driver of the cloud mobile phone is started, a camera start request and the window brightness of the target cloud application are sent to the client through the control service.
The image acquisition method according to claim 1, after sending the camera opening request and the window brightness of the target cloud application to the client, further comprising:

Through the remote interactive service in the cloud mobile phone, the image data fed back by the client is obtained from the control service, and the image data is converted into a set format and then written to the camera driver of the cloud mobile phone;

Through the operating system of the cloud mobile phone, the image data written into the camera drive of the cloud mobile phone is provided to the target cloud application.
The image acquisition method according to claim 1, after sending the camera opening request and the window brightness of the target cloud application to the client, further comprising:

Through the operating system of the cloud mobile phone, in response to the image termination request initiated by the target cloud application, closing the camera driver of the cloud mobile phone;

After the remote interactive service in the cloud mobile phone detects that the camera driver of the cloud mobile phone is turned off, it sends a camera shutdown request to the client through the control service to instruct the client to turn off the camera.
An image acquisition method, comprising:

Obtaining the camera opening request and the window brightness of the target cloud application; the camera opening request and the window brightness of the target cloud application are determined in response to the image acquisition request initiated by the target cloud application;

Control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled screen brightness of the client.
The image acquisition method according to claim 5, wherein said controlling the screen brightness of the client according to the window brightness of the target cloud application comprises:

Comparing the initial screen brightness of the client with the window brightness of the target cloud application;

When the initial screen brightness of the client is inconsistent with the window brightness of the target cloud application, store the initial screen brightness of the client, and adjust the initial screen brightness of the client to the window brightness of the target cloud application .
The image acquisition method according to claim 6, after the said camera is used for image acquisition based on the screen brightness of the controlled client, further comprising:

closing the camera in response to the camera closing request;

Restoring the current screen brightness of the client according to the stored initial screen brightness of the client.
An image acquisition device, comprising:

The image acquisition request acquisition module is configured to acquire the image acquisition request initiated by the target cloud application;

The camera opening request sending module is configured to respond to the image acquisition request, obtain the window brightness of the target cloud application, and send the camera opening request and the window brightness of the target cloud application to the client to instruct the client Control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to collect images based on the controlled screen brightness of the client.
The image acquisition device according to claim 8, wherein the camera opening request sending module includes:

The drive opening unit is configured to respond to the image acquisition request through the operating system of the cloud mobile phone, open the camera driver of the cloud mobile phone, and obtain the window brightness of the target cloud application, and set the window brightness of the target cloud application to Send to the remote interactive service in the cloud mobile phone;

The camera opening request sending unit is configured to send the camera opening request and the window brightness of the target cloud application to the client through the control service after the remote interactive service monitors that the camera driver of the cloud mobile phone starts.
The image acquisition device according to claim 8, further comprising:

The image data acquisition module is configured to obtain the image data fed back by the client from the control service through the remote interactive service in the cloud mobile phone, and convert the image data into a set format and write it to the camera of the cloud mobile phone drive;

The image data providing module is configured to provide the image data written into the camera driver of the cloud phone to the target cloud application through the operating system of the cloud phone.
The image acquisition device according to claim 8, further comprising:

The drive closing module is configured to close the camera driver of the cloud mobile phone in response to the image termination request initiated by the target cloud application through the operating system of the cloud mobile phone;

The camera closing request sending module is configured to send a camera closing request to the client through the control service after the remote interactive service in the cloud mobile phone detects that the camera driver of the cloud mobile phone is closed, to instruct the client to close the camera.
An image acquisition device, comprising:

The camera opening request acquisition module is configured to obtain the camera opening request and the window brightness of the target cloud application; the camera opening request and the window brightness of the target cloud application are determined in response to the image acquisition request initiated by the target cloud application;

The image acquisition module is configured to control the screen brightness of the client according to the window brightness of the target cloud application, turn on the camera according to the camera opening request, and use the camera to perform image acquisition based on the controlled screen brightness of the client.
The image acquisition device according to claim 12, wherein the image acquisition module comprises:

A brightness comparison unit, configured to compare the initial screen brightness of the client with the window brightness of the target cloud application;

a brightness adjustment unit, configured to store the initial screen brightness of the client and adjust the initial screen brightness of the client to the The window brightness of the target cloud application.
The image acquisition device according to claim 13, further comprising:

The camera closing module is configured to close the camera in response to the camera closing request;

The brightness restoration module is configured to restore the current screen brightness of the client according to the stored initial screen brightness of the client.
An electronic device comprising:

at least one processor; and

memory communicatively coupled to the at least one processor;

Wherein, the memory stores instructions executable by the at least one processor, the instructions are executed by the at least one processor, so that the at least one processor can perform any one of claims 1-7 The image acquisition method described.
A non-transitory computer-readable storage medium, wherein computer instructions are stored in the storage medium, and the computer instructions are used to make the computer execute the image acquisition method according to any one of claims 1-7.
A computer program product, comprising at least one of computer programs or instructions, at least one of said computer programs or instructions implements the image acquisition method described in any one of claims 1-7 when executed by a processor .