CN114785844A - Method and system for acquiring cloud mobile phone preview based on TCP (Transmission control protocol) stream - Google Patents
Method and system for acquiring cloud mobile phone preview based on TCP (Transmission control protocol) stream Download PDFInfo
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- CN114785844A CN114785844A CN202210259867.3A CN202210259867A CN114785844A CN 114785844 A CN114785844 A CN 114785844A CN 202210259867 A CN202210259867 A CN 202210259867A CN 114785844 A CN114785844 A CN 114785844A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 title claims description 8
- 238000012795 verification Methods 0.000 claims abstract description 30
- 238000004891 communication Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/163—In-band adaptation of TCP data exchange; In-band control procedures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
Abstract
The invention discloses a method and a system for acquiring a cloud mobile phone preview based on a TCP stream, wherein the method comprises the following steps: step S1, the cloud mobile phone client requests cloud phone connection information; step S2, the cloud mobile phone client sends a connection request according to the obtained cloud mobile phone connection information to try to connect the corresponding cloud mobile phone instance; step S3, the cloud mobile phone instance verifies the validity of the connection request according to the token information in the connection request, and establishes TCP long connection with the cloud mobile phone client according to the verification result; and step S4, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone instance according to the screen capture frequency, the cloud mobile phone instance performs screen capture according to the screen capture event, and the screen capture picture is compressed and then returns to the cloud mobile phone client through the TCP long connecting channel.
Description
Technical Field
The invention relates to the technical field of cloud mobile phones, in particular to a method and a system for acquiring a cloud mobile phone preview based on a TCP (Transmission control protocol) stream.
Background
With the continuous popularization of smart phones, people have higher and higher demands on smart phones. Therefore, the virtual device comes along, and people can complete the same user experience (entertainment, music listening, shopping, book reading, social contact and the like) under the condition of saving the hardware resources and the software resources of the virtual device.
The cloud mobile phone is a smart phone application cloud platform based on cloud computing powerful virtual application and the mobile internet. Based on the outstanding advantages of cloud computing in large-scale computing, strong storage capacity, virtualization application and the like, the cloud platform provides diversified and omnibearing virtual mobile phone application and service for a smart mobile phone user, comprehensively supports the display, downloading, application and management service of various mobile phone application programs, excellently realizes all-weather cloud intelligent hosting application, enables the user to host various application programs to the cloud under the state of being separated from a mobile terminal, keeps all-weather online state and comprehensively realizes the virtualization of the smart mobile phone application.
However, in the use of the cloud mobile phone, some problems may exist, for example, if a user captures a battle screen of a network game in the network game based on the cloud mobile phone, the user cannot use a physical key to quickly preview a captured picture in a corresponding gallery just like a real mobile phone is locally operated.
The method for acquiring the cloud mobile phone preview image in the prior art generally has the following defects:
1. the access of the preview picture cannot be controlled, and the internal member or the external user steals the preview picture url and directly accesses the picture of the user, thereby revealing the privacy of the user
2. Usually, a set of file server is required to be built to store the preview of the user, the cost of the file server is required to be consumed, and the commercial cost is increased.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a method and a system for acquiring a cloud mobile phone preview based on a TCP stream, so as to achieve the purpose of acquiring the cloud mobile phone preview without increasing any cost.
In order to achieve the above object, the present invention provides a method for obtaining a cloud mobile phone preview based on a TCP stream, which includes the following steps:
step S1, the cloud mobile phone client requests cloud phone connection information;
step S2, the cloud mobile phone client sends a connection request according to the obtained cloud mobile phone connection information to try to connect a corresponding cloud mobile phone instance;
step S3, the cloud mobile phone instance verifies the validity of the connection request according to the token information in the connection request, and establishes TCP long connection with the cloud mobile phone client according to the verification result;
and step S4, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone example according to the screen capture frequency, the cloud mobile phone example captures a screen according to the screen capture event, and the captured picture is compressed and then returned to the cloud mobile phone client through the TCP long connecting channel.
Preferably, when the cloud mobile phone client receives a user login request, an identity information authentication request carrying login information is generated to the background, and after the authentication is passed, a login success credential is obtained.
Preferably, the cloud mobile phone client carries the login success certificate and the selected cloud mobile phone information to obtain cloud mobile phone connection information from the background, and corresponding cloud mobile phone connection information is returned to the cloud mobile phone client after the background verification succeeds.
Preferably, the cloud machine connection information includes an IP and a port of the cloud machine instance and connection cloud mobile phone instance token information.
Preferably, in step S2, the cloud mobile phone client attempts to connect to the cloud mobile phone instance according to the IP and the port of the cloud mobile phone instance in the cloud mobile phone connection information through the end cloud cooperation SDK, and the connection request carries the token information of the cloud mobile phone instance and the storage path of the preview image at the live terminal.
Preferably, in step S3, the service of the cloud mobile phone instance sends a verification request to the background according to the token information of the cloud mobile phone instance carried in the connection request, so as to verify the validity of the token.
Preferably, if the background returns a result that the verification is legal, the cloud mobile phone instance and the cloud mobile phone client establish long TCP connection, otherwise, if the verification fails, the cloud mobile phone instance and the cloud mobile phone client are disconnected.
Preferably, in step S4, after the TCP long connection is established between the cloud mobile phone instance and the cloud mobile phone client, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone instance according to the screen capture frequency, the cloud mobile phone instance service obtains the streaming data after the preview is compressed, and returns the streaming data to the specified storage path through the established long connection TCP tunnel.
Preferably, the cloud mobile phone client reads the preview image data stream of the specified storage path at regular time and displays the preview image data stream to the user.
In order to achieve the above object, the present invention further provides a system for obtaining a cloud mobile phone preview based on a TCP stream, including:
the cloud mobile phone client is used for generating an identity information verification request to acquire cloud mobile phone connection information after acquiring a user login request, sending a connection request to try to connect a cloud mobile phone example according to the acquired cloud mobile phone connection information, and triggering a screen capture event to the cloud mobile phone example according to the screen capture frequency after establishing TCP long connection with the cloud mobile phone example;
and the cloud mobile phone example is used for verifying the validity of the connection request according to the token information in the acquired connection request, establishing TCP long connection with the cloud mobile phone client according to a verification result, capturing a screen according to a screen capturing event after receiving a screen capturing event of the cloud mobile phone client, compressing a screen capturing picture, and returning the compressed screen capturing picture to the specified storage path of the cloud mobile phone client through a TCP long connection channel.
Compared with the prior art, the cloud mobile phone client side acquires cloud mobile phone connection information, tries to connect a cloud mobile phone example according to the cloud mobile phone connection information, checks the validity according to token information, establishes TCP long connection with the cloud mobile phone client side according to the check result, triggers a screen capture event to the cloud mobile phone example according to the screen capture frequency, captures a screen according to the screen capture event, compresses a screen capture picture and returns the screen capture picture to the cloud mobile phone client side through a TCP long connection channel.
Drawings
FIG. 1 illustrates an exemplary system architecture for a system in which the present invention may be applied; (ii) a
Fig. 2 is a flowchart illustrating steps of a method for acquiring a cloud mobile phone preview based on a TCP stream according to the present invention;
fig. 3 is a system structure diagram of a system for acquiring a cloud mobile phone preview based on a TCP stream according to the present invention;
fig. 4 is a flowchart of a process of acquiring a cloud mobile phone preview based on a TCP stream in the embodiment of the present invention.
Detailed Description
Other advantages and capabilities of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification by describing embodiments of the present invention with specific embodiments and by referring to the attached drawings. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Fig. 1 shows an exemplary system architecture of a system to which the present invention may be applied. As shown in fig. 1, the system architecture may include a handset 101, a network 102, and a cloud handset 103. The network 102 serves as a medium to provide a communication link between the handset 101 and the cloud handset 103. Network 102 may include various connection types, such as wired, wireless communication links, or fiber optic cables, to name a few.
The handset 101 may be any handset that can be inserted with a SIM card and used to make and send calls. The mobile phone 101 may have a client of the cloud mobile phone installed therein, and through the client, it may establish a communication link with the cloud mobile phone 103 to perform file transmission.
The user can perform various operations, such as watching video, listening to music, and the like, using the cloud handset 103. The cloud mobile phone 103 may perform information interaction with the mobile phone 101 through the communication link, for example, transmission of audio and video. The implemented functions of the cloud handset 103 may be supported by the server.
Fig. 2 is a flowchart of steps of a method for acquiring a cloud mobile phone preview based on a TCP stream according to the present invention. As shown in fig. 2, the method for obtaining the cloud mobile phone preview based on the TCP flow of the present invention includes the following steps:
step S1, the cloud mobile phone client requests the background for cloud connection information.
In the invention, a cloud mobile phone client, namely a cloud mobile phone APP, is installed at a mobile phone end of a user, the mobile phone end is an intelligent mobile phone used by the user, the cloud mobile phone APP refers to an App which is installed on a physical mobile phone of the user and used for purchasing and operating the cloud mobile phone, and the user can establish a communication link with the cloud mobile phone at the cloud end through the cloud mobile phone APP so as to transmit files and videos. Generally, a user may purchase a plurality of cloud handsets, respectively.
The method comprises the steps that when a user starts a cloud mobile phone APP and logs in the cloud mobile phone APP after inputting a correct account and a correct password, after login succeeds and a login success certificate is obtained, a plurality of cloud machine lists (if the cloud machine lists exist) appear on the cloud mobile phone APP, the user selects one cloud machine to access, the cloud mobile phone APP requests a cloud mobile phone background management system (background for short) to obtain cloud machine connection information according to the cloud machine selected by the user, specifically, the cloud mobile phone APP carries the login success certificate returned after login succeeds and the selected cloud machine information to request the cloud mobile phone background management system to obtain the cloud machine connection information, the cloud machine information and the login information are verified in a background mode, when verification succeeds, the corresponding cloud machine connection information is returned to the cloud mobile phone APP, and the cloud machine connection information at least comprises the IP (Internet protocol) and port of a cloud machine example and the token information of the cloud mobile phone example.
Step S2, the cloud mobile phone client sends a connection request according to the obtained cloud mobile phone connection information to try to connect a corresponding cloud mobile phone instance, wherein the connection request at least comprises the cloud mobile phone connection information and a storage path of the preview image at the real mobile phone end.
Specifically, after the cloud mobile phone client acquires the cloud phone connection information from the background, the cloud mobile phone client tries to connect the corresponding cloud mobile phone instance according to the IP and the port of the cloud mobile phone instance in the cloud phone connection information through the end cloud cooperation SDK, and carries the token information of the cloud mobile phone instance and the storage path of the preview image at the real phone end.
Step S3, the cloud mobile phone instance verifies the validity of the connection request according to the token information in the connection request, and establishes a TCP long connection with the cloud mobile phone client according to the verification result.
Specifically, when a service of a cloud mobile phone instance (a streaming service installed in a cloud machine, namely a data channel service, the service is installed in the cloud machine during cloud machine deployment), a verification request is sent to a background according to token information of the connection cloud mobile phone instance carried in the connection request so as to verify the validity of the token; if the cloud mobile phone background service returns a result of legal verification, TCP long connection is established between the cloud mobile phone instance and the cloud mobile phone client, and if the verification fails, the cloud mobile phone instance is disconnected with the cloud mobile phone client.
Step S4, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone instance according to the screen capture frequency, and the cloud mobile phone instance compresses the screen capture picture and returns the compressed screen capture picture to the specified storage path (which can be preset) of the cloud mobile phone client through the TCP long connecting channel.
Specifically, after TCP long connection is established between a cloud mobile phone instance and the cloud mobile phone client, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone instance according to the screen capture frequency, the cloud mobile phone instance performs screen capture according to the screen capture event, the cloud mobile phone instance service acquires a preview image, namely compressed streaming data of the screen capture image, and the streaming data is returned to a designated storage path of the cloud mobile phone client through the established long connection TCP tunnel.
Fig. 3 is a system structure diagram of a system for acquiring a cloud mobile phone preview based on a TCP stream according to the present invention. As shown in fig. 3, a system for acquiring a cloud mobile phone preview based on a TCP flow in the present invention includes:
the cloud mobile phone client 30 is configured to generate an identity information verification request to request for obtaining cloud phone connection information after obtaining a user login request, and send a connection request according to the obtained cloud phone connection information to attempt to connect to a cloud mobile phone instance, where the connection request at least includes the cloud phone connection information, a screen capture frequency, and a storage path of a preview at a real phone end, and after establishing a TCP long connection with the cloud mobile phone instance, trigger a screen capture event to the cloud mobile phone instance according to the screen capture frequency.
In the invention, a cloud mobile phone client, namely a cloud mobile phone APP, is installed at a mobile phone end of a user, the mobile phone end is a smart mobile phone used by the user, the cloud mobile phone APP refers to an App which is installed on a physical mobile phone of the user and is used for purchasing and operating the cloud mobile phone, and the user can establish a communication link with the cloud mobile phone at the cloud end through the cloud mobile phone APP so as to transmit files and videos. Generally, a user may purchase a plurality of cloud handsets, respectively.
Specifically, the cloud mobile phone client 30 further includes:
the login authentication unit 301 is configured to perform authentication login authentication after obtaining user authentication information, obtain a login success credential after login succeeds, and request cloud computer connection information to the background after login succeeds.
When a user starts the cloud mobile phone APP and inputs a correct account and a correct password, the user logs in the cloud mobile phone APP, a cloud mobile phone background management system (background for short) verifies the input account, the password and other identity information, and when the verification is passed, a login success certificate is returned; after login is successful and a login success certificate is obtained, a plurality of cloud machine lists (if the cloud machine lists exist) appear on a cloud mobile phone App, a user selects one cloud machine to access, the cloud mobile phone APP requests a cloud mobile phone background management system (background for short) to obtain cloud machine connection information according to the cloud machine selected by the user, specifically, the cloud mobile phone App carries the login success certificate returned after login is successful and the selected cloud machine information requests the cloud mobile phone background management system to obtain cloud machine connection information, the background verifies the cloud machine information and the login information, when verification is successful, corresponding cloud machine connection information is returned to the cloud mobile phone App, and the cloud machine connection information at least comprises an IP (Internet protocol) and a port of a cloud machine example and connection cloud mobile phone example token information.
A connection request unit 302, configured to send a connection request according to the obtained cloud computer connection information to attempt to connect a corresponding cloud mobile phone instance, where the connection request at least includes the cloud computer connection information and a storage path of the preview at the real computer end.
Specifically, after the connection request unit 302 of the cloud mobile phone client obtains the cloud phone connection information from the background, the cloud mobile phone client tries to connect the cloud mobile phone instance according to the IP and the port of the cloud mobile phone instance in the cloud phone connection information through the end cloud cooperation SDK, and carries the token information of the cloud mobile phone instance and the storage path of the preview image at the real phone end.
The touch screen event triggering unit 303 is configured to trigger a screen capture event to the cloud mobile phone instance according to the screen capture frequency after the TCP long connection is established with the cloud mobile phone instance.
Preferably, the cloud mobile phone client 30 reads the preview image data stream of the storage path at the real terminal regularly and displays the preview image data stream to the user at the UI layer.
The cloud mobile phone instance 31 is used for verifying the validity of the connection request according to the token information in the acquired connection request, and establishing TCP long connection with a cloud mobile phone client according to a verification result; after a screen capture event of the cloud mobile phone client is received, screen capture is carried out according to the screen capture event, and a screen capture picture is compressed and then returned to a designated storage path of the cloud mobile phone client through a TCP long connection channel.
Specifically, the cloud handset instance 31 further includes:
the connection establishing unit 310 is configured to verify the validity of the connection request according to the token information in the obtained connection request, and establish a long TCP connection with the cloud mobile phone client according to a verification result.
Specifically, the service of the cloud mobile phone instance sends a verification request to the background according to the token information of the connection cloud mobile phone instance carried in the connection request so as to verify the validity of the token; if the cloud mobile phone background service returns a result of legal verification, TCP long connection is established between the cloud mobile phone instance and the cloud mobile phone client, and if the verification fails, the cloud mobile phone instance is disconnected with the cloud mobile phone client.
And the preview image acquisition and transmission unit 311 is used for capturing images according to the screen capturing frequency when receiving the screen capturing event, compressing the screen capturing images, and returning the compressed screen capturing images to the specified storage path of the cloud mobile phone client through the long TCP connection channel.
Specifically, when the preview acquiring and transmitting unit 311 of the cloud mobile phone example receives a screen capture event, a screen capture is performed according to the screen capture event, the cloud mobile phone example service acquires compressed stream data of the preview, and the stream data is returned to the specified storage path of the cloud mobile phone client through the established long connection TCP tunnel.
Examples
In this embodiment, as shown in fig. 4, a method for obtaining a cloud mobile phone preview based on a TCP flow includes the following steps:
(1) the cloud mobile phone app starts a login interface, after login information such as a user name and a password is input, the login information is taken to obtain cloud phone connection information such as an IP (Internet protocol) and a port connected with a cloud phone example and token information connected with the cloud phone example in a background;
(2) the cloud mobile phone background checks the login information, and returns cloud phone connection information such as IP (Internet protocol), port and token information of the cloud mobile phone connection example after the login information is checked to be legal;
(3) the cloud mobile phone APP tries to connect the cloud mobile phone instance according to the IP and the port returned to the cloud mobile phone instance through the end cloud cooperation SDK, and takes a storage path for connecting token information and a preview image at the real phone end;
(4) the service of the cloud mobile phone example checks the validity of the connection token information according to the connection token information on the connection band by the cloud mobile phone background service;
(5) if the verification is not passed, the cloud machine instance service directly disconnects the long TCP connection; if the verification is passed, allowing the long connection of the TCP;
(6) the method comprises the steps that a cloud mobile phone client triggers a screen capture event to a cloud machine instance service according to screen capture frequency, the cloud machine instance performs screen capture according to the screen capture event, the cloud machine instance service obtains compressed streaming data of a preview picture, and the streaming data is returned to a specified storage path of the client through an established TCP long connection tunnel
(7) And the cloud mobile phone APP reads the preview image data stream stored in the storage path of the real machine at regular time and displays the preview image data stream to the user through the UI layer.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, the scope of the invention should be determined from the following claims.
Claims (10)
1. A method for acquiring a cloud mobile phone preview based on TCP (Transmission control protocol) flow comprises the following steps:
step S1, the cloud mobile phone client requests cloud phone connection information;
step S2, the cloud mobile phone client sends a connection request according to the obtained cloud mobile phone connection information to try to connect the corresponding cloud mobile phone instance;
step S3, the cloud mobile phone instance verifies the validity of the connection request according to the token information in the connection request, and establishes TCP long connection with the cloud mobile phone client according to the verification result;
and step S4, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone example according to the screen capture frequency, the cloud mobile phone example captures a screen according to the screen capture event, and the captured picture is compressed and then returned to the cloud mobile phone client through the TCP long connecting channel.
2. The method according to claim 1, wherein when the cloud mobile phone client receives a user login request, an identity information authentication request carrying login information is generated to a background, and after the authentication is passed, a login success credential is obtained.
3. The method for acquiring the cloud mobile phone preview based on the TCP stream as claimed in claim 2, characterized in that: and the cloud mobile phone client carries the login success certificate and the selected cloud mobile phone information to acquire cloud mobile phone connection information from the background, and corresponding cloud mobile phone connection information is returned to the cloud mobile phone client after the background verification is successful.
4. The method for acquiring the cloud mobile phone preview based on the TCP stream as claimed in claim 3, characterized in that: the cloud machine connection information comprises the IP and the port of the cloud machine instance and the token information of the cloud mobile phone instance.
5. The method for acquiring the cloud mobile phone preview based on the TCP stream as recited in claim 4, wherein: in step S2, the cloud mobile phone client attempts to connect to the cloud mobile phone instance according to the IP and the port of the cloud mobile phone instance in the cloud mobile phone connection information through the end cloud cooperation SDK, and the connection request carries the token information of the cloud mobile phone instance and the storage path of the preview image at the live terminal.
6. The method for acquiring the cloud mobile phone preview based on the TCP stream as claimed in claim 5, wherein: in step S3, the service of the cloud mobile phone instance sends a verification request to the background according to the token information of the connection cloud mobile phone instance carried in the connection request, so as to verify the validity of the token.
7. The method for acquiring the cloud mobile phone preview based on the TCP stream as recited in claim 6, wherein: if the background returns a result that the verification is legal, the cloud mobile phone instance and the cloud mobile phone client establish TCP long connection, otherwise, if the verification is not passed, the cloud mobile phone instance and the cloud mobile phone client are disconnected.
8. The method for acquiring the cloud mobile phone preview based on the TCP flow as claimed in claim 7, wherein: in step S4, after the TCP long connection is established between the cloud mobile phone instance and the cloud mobile phone client, the cloud mobile phone client triggers a screen capture event to the cloud mobile phone instance according to the screen capture frequency, and the cloud mobile phone instance service obtains the streaming data compressed by the preview, and returns the streaming data to the specified storage path through the established long connection TCP tunnel.
9. The method for acquiring the cloud mobile phone preview based on the TCP flow as claimed in claim 8, wherein: and the cloud mobile phone client regularly reads the preview image data stream of the specified storage path and displays the preview image data stream to the user.
10. A system for acquiring a cloud mobile phone preview based on TCP (Transmission control protocol) flow comprises:
the cloud mobile phone client is used for generating an identity information verification request to acquire cloud mobile phone connection information after acquiring a user login request, sending a connection request to try to connect a cloud mobile phone example according to the acquired cloud mobile phone connection information, and triggering a screen capture event to the cloud mobile phone example according to the screen capture frequency after establishing TCP long connection with the cloud mobile phone example;
and the cloud mobile phone example is used for verifying the validity of the connection request according to the token information in the acquired connection request, establishing TCP long connection with the cloud mobile phone client according to a verification result, capturing a screen according to a screen capturing event after receiving a screen capturing event of the cloud mobile phone client, compressing a screen capturing picture, and returning the compressed screen capturing picture to the specified storage path of the cloud mobile phone client through a TCP long connection channel.
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