CN-121996187-A - Method, system, device, electronic equipment and readable storage medium for expanding screen projection

CN121996187ACN 121996187 ACN121996187 ACN 121996187ACN-121996187-A

Abstract

The application discloses an expansion screen-throwing method, a system, a device, electronic equipment and a readable storage medium, wherein the method is applied to a screen-throwing terminal and comprises the steps of creating a virtual expansion screen, displaying the virtual expansion screen on a display window of a main screen in the screen-throwing terminal, configuring an application list on the virtual expansion screen, wherein the application list is used for displaying application windows of at least partial applications in the screen-throwing terminal, input control operation in the display window is mapped to the virtual expansion screen, determining a target application window in the application list according to the application window selection operation when the application window selection operation is detected through the display window, displaying application content of a target application corresponding to the target application window on the virtual expansion screen, and transmitting screen content of the virtual expansion screen to a display screen of a screen-throwing receiving end for display so as to realize the expansion of the screen-throwing. According to the scheme, the screen projection can be expanded based on privacy of the actual demands of the user, meanwhile, the screen projection display operation is more convenient for the user, and the screen projection efficiency and flexibility are effectively improved.

Inventors

ZHU XIANWEI
LIN XU
QIAN KAI

Assignees

深圳市信锐网科技术有限公司

Dates

Publication Date: 20260508
Application Date: 20260129

Claims (10)

1. The expanding screen projection method is characterized by being applied to a screen projection terminal and comprising the following steps of: The method comprises the steps of creating a virtual expansion screen, and displaying the virtual expansion screen in a display window of a main screen in the screen projection terminal, wherein the virtual expansion screen is configured with an application list which is used for displaying at least part of application windows of applications in the screen projection terminal; when an application window selection operation is detected through the back display window, determining a target application window in the application list according to the application window selection operation; displaying application content of a target application corresponding to the target application window on the virtual expansion screen; And transmitting the screen content of the virtual expansion screen to a display screen of a screen throwing receiving end for display so as to realize expansion of screen throwing.
2. The extended screen method of claim 1, wherein creating a virtual extended screen comprises: The method comprises the steps of obtaining pre-configuration information of the virtual expansion screen, wherein the pre-configuration information comprises display parameters and expansion display identification data of a display screen of a screen throwing receiving end; And creating the virtual expansion screen according to the pre-configuration information by utilizing an indirect display driver of the screen-throwing terminal.
3. The extended screen projection method of claim 1, wherein the application list is specifically a collapsible application list, and the method further comprises: When the display state of the application list is a contracted state, if an application list display operation is detected through the back display window, updating the display state of the application list into an expanded state according to the application list display operation so as to display the application list on a side rail of the virtual expansion screen; when the display state of the application list is in an unfolding state, if the application list contraction operation is detected through the back display window, updating the display state of the application list into a contraction state according to the application list contraction operation so as to display the thumbnail marks of the application list in the edge area of the virtual expansion screen.
4. The extended screen projection method of claim 1, further comprising: Determining a screen control mode according to the display position of the mouse cursor; When the display position of the mouse cursor is in the main screen area, determining that the screen control mode is a main screen control mode; And when the display position of the mouse cursor is in the back display window area, determining that the screen control mode is a virtual expansion screen control mode.
5. The extended screen method of any one of claims 1 to 4, further comprising: collecting a target audio data stream of the target application; and sending the target audio data stream to a player of the screen throwing receiving end for playing so as to realize audio sharing of the target application at the screen throwing terminal and the screen throwing receiving end.
6. The extended screen throwing method according to claim 5, wherein the virtual extended screen is further configured with an audio control list, the audio control list is used for showing an audio sharing mode in the screen throwing terminal, and the audio sharing mode comprises local play audio, system audio sharing and screen throwing application audio sharing; Accordingly, collecting the target audio data stream of the target application includes: And when the audio sharing selection operation is detected through the back display window and the audio sharing mode corresponding to the audio sharing selection operation is the audio sharing of the screen throwing application, acquiring a target audio data stream of the target application.
7. The expanding screen throwing system is characterized by comprising a screen throwing terminal and a screen throwing receiving end; The screen throwing terminal is used for creating a virtual expansion screen and displaying the virtual expansion screen on a return display window of a main screen in the screen throwing terminal, wherein the virtual expansion screen is configured with an application list which is used for displaying application windows of at least partial applications in the screen throwing terminal, input control operation in the return display window is mapped to the virtual expansion screen, when application window selection operation is detected through the return display window, a target application window is determined in the application list according to the application window selection operation, and application content of a target application corresponding to the target application window is displayed on the virtual expansion screen; The screen throwing receiving end is used for receiving the screen content of the virtual expansion screen sent by the screen throwing terminal and displaying the screen content of the virtual expansion screen through a display so as to realize expansion screen throwing.
8. The expansion screen throwing device is characterized by being applied to a screen throwing terminal and comprising the following steps: The system comprises a creation module, a virtual expansion screen, an application list, an input control operation mapping module and a display module, wherein the creation module is used for creating a virtual expansion screen and displaying the virtual expansion screen on a display window of a main screen in the screen projection terminal; the determining module is used for determining a target application window in the application list according to the application window selection operation when the application window selection operation is detected through the back display window; the display module is used for displaying the application content of the target application corresponding to the target application window on the virtual expansion screen; and the screen throwing module is used for transmitting the screen content of the virtual expansion screen to a display screen of a screen throwing receiving end for displaying so as to realize expansion of screen throwing.
9. An electronic device, comprising: A memory for storing a computer program; A processor for implementing the steps of the extended screen projection method according to any one of claims 1 to 6 when executing the computer program.
10. A computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, which when executed by a processor, implements the steps of the extended screen method according to any of claims 1 to 6.

Description

Method, system, device, electronic equipment and readable storage medium for expanding screen projection Technical Field The application relates to the technical field of screen projection, in particular to an extended screen projection method, and also relates to an extended screen projection system, an extended screen projection device, electronic equipment and a computer readable storage medium. Background At present, the traditional screen-throwing software only supports mirror image screen throwing, does not support expansion screen throwing, namely, only can throw the whole content of the local main screen of the screen, but cannot throw the appointed partial content in the local main screen of the screen, and cannot throw the screen in privacy. Even if individual software can expand the screen, the screen throwing user cannot see the content of the expanded screen on the local main screen, and can only see the large screen of the screen throwing receiving end to operate, so that the problems of inconvenience in operation such as no follow-up of a mouse, long-time head lifting/twisting and the like exist, and bad use experience is brought to the user. Therefore, how to realize privacy expansion screen projection based on actual demands of users, and simultaneously facilitate screen projection display operation of users, so as to effectively improve screen projection efficiency and flexibility, and further improve user experience is a problem to be solved by those skilled in the art. Disclosure of Invention The application aims to provide an extended screen projection method which can realize privacy extended screen projection based on actual demands of users, is more convenient for the users to perform screen projection display operation, effectively improves screen projection efficiency and flexibility, and further improves user experience, and provides an extended screen projection system, an extended screen projection device, electronic equipment and a computer readable storage medium. In a first aspect, the present application provides an extended screen projection method, applied to a screen projection terminal, including: The method comprises the steps of creating a virtual expansion screen, and displaying the virtual expansion screen in a display window of a main screen in the screen projection terminal, wherein the virtual expansion screen is configured with an application list which is used for displaying at least part of application windows of applications in the screen projection terminal; when an application window selection operation is detected through the back display window, determining a target application window in the application list according to the application window selection operation; displaying application content of a target application corresponding to the target application window on the virtual expansion screen; And transmitting the screen content of the virtual expansion screen to a display screen of a screen throwing receiving end for display so as to realize expansion of screen throwing. Preferably, creating the virtual extension screen includes: The method comprises the steps of obtaining pre-configuration information of the virtual expansion screen, wherein the pre-configuration information comprises display parameters and expansion display identification data of a display screen of a screen throwing receiving end; And creating the virtual expansion screen according to the pre-configuration information by utilizing an indirect display driver of the screen-throwing terminal. Preferably, the application list is specifically a shrinkable application list, and the method further comprises: When the display state of the application list is a contracted state, if an application list display operation is detected through the back display window, updating the display state of the application list into an expanded state according to the application list display operation so as to display the application list on a side rail of the virtual expansion screen; when the display state of the application list is in an unfolding state, if the application list contraction operation is detected through the back display window, updating the display state of the application list into a contraction state according to the application list contraction operation so as to display the thumbnail marks of the application list in the edge area of the virtual expansion screen. Preferably, the expanding screen projection method further comprises the following steps: Determining a screen control mode according to the display position of the mouse cursor; When the display position of the mouse cursor is in the main screen area, determining that the screen control mode is a main screen control mode; And when the display position of the mouse cursor is in the back display window area, determining that the screen control mode is a virtual expansion screen control mode. Preferably, the expanding screen pr