WO2015184907A1

WO2015184907A1 - Projection content editing method and device

Info

Publication number: WO2015184907A1
Application number: PCT/CN2015/074970
Authority: WO
Inventors: 刘代如
Original assignee: 中兴通讯股份有限公司
Priority date: 2014-12-30
Filing date: 2015-03-24
Publication date: 2015-12-10
Also published as: CN105812615A

Abstract

A projection content editing method and device relating to the technical field of projection terminals. The method comprises the following steps: during the period in which a projection terminal projects content onto a screen, the projection terminal receives using a short-distance wireless communications device an editing request transmitted by a hand-held terminal having editing capabilities; the projection terminal transmits the file corresponding to the content being projected to the hand-held terminal according to the received editing request; the projection terminal receives a new projection file obtained upon the editing by the hand-held terminal on the file being projected , and projects the content of the new projection file onto the screen. The technical solution uses Wi-Fi Direct and SMIL protocols to enable editing capabilities when a projector is projecting a file, thereby enhancing user experience, conserving user time, and improving operation efficiency.

Description

Method and device for realizing projection content editing

Technical field

The present invention relates to the field of projection terminal technologies, and in particular, to a method and apparatus for implementing projection content editing.

Background technique

Initially, the main demand for projection equipment is clear. As people's life and work change, the fast rhythm becomes the current theme. Under the premise of satisfying the clarity of the screen, the convenience of the projection device and the diversity of functions are extremely important. Related projectors have limitations that can only be demonstrated and cannot be used by the audience to participate in editing. Therefore, when many people use the projector to discuss problems, they cannot change the projection content and cannot achieve better research purposes.

Summary of the invention

An object of the embodiments of the present invention is to provide a method and an apparatus for implementing projection content editing, which solves the problem that the projector can only demonstrate that the audience cannot participate in editing.

According to an aspect of an embodiment of the present invention, a method for implementing projection content editing is provided, including the following steps:

The projection terminal receives an edit request sent by the handheld terminal having the editing function during the projection of the content by the projection terminal to the screen;

The projection terminal sends the file corresponding to the content being projected to the handheld terminal according to the received editing request;

The projection terminal receives a new projection file obtained by the handheld terminal after editing the file being projected, and projects the content of the obtained new projection file onto the screen.

Optionally, the projection terminal receives an edit request sent by the handheld terminal with an editing function, including:

The projection terminal receives a handheld terminal with an editing function by using a short-range wireless communication technology Sending an edit request;

The short-range wireless communication technology includes: wireless fidelity direct connection technology wifi direct.

Optionally, the projecting terminal projecting the content to the screen comprises:

The projection terminal converts the projection file that needs to be projected into a SMIL (Synchronized Multimedia Integration Language) file;

When the projection terminal receives the projection instruction sent by the user, the SMIL file is parsed to obtain a projection file, and the content of the obtained projection file is projected onto the screen.

Optionally, the file corresponding to the content being projected refers to the SMIL file.

Optionally, the projecting terminal receives a new projection file obtained by the handheld terminal after editing the file being projected, and projecting the content of the obtained new projection file onto the screen includes:

The projection terminal receives the new SMIL file sent by the handheld terminal, and parses the new SMIL file to obtain a new projection file;

The projection terminal projects the content of the obtained new projection file onto the screen.

Optionally, the method further includes:

After receiving the new projection file sent by the handheld terminal, the projection terminal replaces the new projection file with the projection file being projected, and saves the projection file being projected.

According to another aspect of an embodiment of the present invention, an apparatus for implementing projection content editing is provided, including:

a projection file processing unit configured to project content to the screen;

Receiving an edit request module, configured to receive an edit request sent by the handheld terminal having an editing function during projecting the content to the screen by the projection terminal;

Sending a projection file module, configured to send, according to the received editing request, a file corresponding to the content being projected to the handheld terminal;

a receiving and projecting module, configured to receive a new projection file obtained by the handheld terminal after editing the file being projected, and project the content of the obtained new projection file to the screen On the screen.

Optionally, the receiving edit request module is configured to receive an edit request sent by the handheld terminal having the editing function by using a short-range wireless communication technology;

Optionally, the projection file processing unit is configured to convert the projection file that needs to be projected into a SMIL file, and when the projection terminal receives the projection instruction sent by the user, parse the SMIL file to obtain a projection file, and The content of the resulting projection file is projected onto the screen.

Optionally,

The file corresponding to the content being projected refers to the SMIL file.

Optionally, the receiving and projecting module includes:

a receiving unit, configured to receive a new SMIL file sent by the handheld terminal, and parse the new SMIL file to obtain a new projection file;

A projection unit is arranged to project the content of the resulting new projection file onto the screen.

Optionally, it also includes:

The replacement and saving unit is configured to replace the new projection file sent by the handheld terminal with the projection file being projected, and save the projection file being projected.

According to another aspect of the embodiments of the present invention, a handheld terminal for implementing projection content editing is provided, and the handheld terminal includes:

Obtaining a projection file unit, configured to receive a file corresponding to the content being projected sent by the projection terminal, and parsing the file to obtain a projection file;

The editing unit is configured to edit the content of the obtained projection file to obtain a new projection file;

The sending unit is configured to send a new projection file to the projection terminal.

Optionally,

The sending unit is configured to convert the new projection file into a new synchronous multimedia integrated language SMIL file, and send the new SMIL file to the projection terminal.

According to another aspect of an embodiment of the present invention, there is provided a computer storage medium having stored therein computer executable instructions for performing the above method.

Compared with related technologies, the beneficial effects of the embodiments of the present invention are:

In the embodiment of the invention, the projection terminal can be connected by other devices, and allows other devices on the site to re-edit the projection content, and then synchronously display the edited projection content, thereby realizing the function of the projector to edit when the file is projected. , improve the user experience, save user time, and improve work efficiency.

BRIEF abstract

FIG. 1 is a flowchart of a method for implementing projection content editing according to an embodiment of the present invention;

2 is a schematic diagram of an apparatus for implementing projection content editing according to an embodiment of the present invention;

3 is a schematic diagram of a handheld terminal for implementing projection content editing according to an embodiment of the present invention;

4 is a schematic structural diagram of implementing intelligent projection synchronization display according to an embodiment of the present invention;

FIG. 5 is a flowchart of implementing intelligent projection synchronization display according to an embodiment of the present invention.

Preferred embodiment of the invention

The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

FIG. 1 is a flowchart of a method for implementing projection content editing according to an embodiment of the present invention. As shown in FIG. 1, the method includes the following steps:

Step S101: The projection terminal receives an editing request sent by the handheld terminal having the editing function during the projection of the content by the projection terminal to the screen;

Optionally, the projection terminal receives an edit request sent by the handheld terminal with an editing function by using a short-range wireless communication technology;

Optionally, the short-range wireless communication technology includes: wifi direct;

Step S102: The projection terminal sends the file corresponding to the content being projected to the handheld terminal according to the received editing request.

Step S103: The projection terminal receives a new projection file obtained by the handheld terminal after editing the file being projected, and projects the content of the obtained new projection file onto the screen.

Optionally, during the projection of the content by the projection terminal to the screen, the projection terminal includes: the projection terminal converts the projection file that needs to be projected into a SMIL file; and when the projection terminal receives the projection instruction sent by the user, performs the SMIL file. Parsing, obtaining a projection file, and projecting the contents of the resulting projection file onto the screen.

The file corresponding to the content being projected refers to the SMIL file, wherein after the file corresponding to the content being projected is sent to the handheld terminal, the handheld terminal receives the sending by the projection terminal. a SMIL file, and parsing the SMIL file to obtain a projection file; the handheld terminal edits the content of the obtained projection file to obtain a new projection file; and the handheld terminal converts the obtained new projection file into a new one. SMIL file and send the new SMIL file to the projection terminal.

Receiving, by the projection terminal, a new projection file obtained by the handheld terminal after editing the file being projected, and projecting the content of the obtained new projection file onto the screen comprises: the projection terminal receiving the handheld The new SMIL file sent by the terminal parses the new SMIL file to obtain a new projection file; the projection terminal projects the content of the obtained new projection file onto the screen.

Optionally, after the projection terminal receives the new projection file sent by the handheld terminal, replacing the new projection file with the projection file being projected, and saving the projection file being projected.

FIG. 2 is a schematic diagram of an apparatus for implementing projection content editing according to an embodiment of the present invention. As shown in FIG. 2, the apparatus includes:

The edit request module 201, the send projection file module 202, the receiving and projecting module 203, and the projection file processing unit 204 are received.

The receiving edit request module 201 is configured to be during the projection of the content to the screen by the projection terminal, Receiving an edit request sent by a handheld terminal having an editing function;

Optionally, the receiving edit request module 201 is configured to receive an edit request sent by a handheld terminal having an editing function by using a short-range wireless communication technology; the short-range wireless communication technology includes: wifi direct;

The sending projection file module 202 is configured to send, according to the received editing request, a file corresponding to the content being projected to the handheld terminal;

The receiving and projecting module 203 is configured to receive a new projection file obtained by the handheld terminal after editing the file being projected, and project the content of the obtained new projection file onto the screen;

The projection file processing unit 204 is arranged to project content to the screen.

Optionally, the receiving and projecting module 203 includes: a receiving unit, configured to receive a new SMIL file sent by the handheld terminal, and parse the new SMIL file to obtain a new projection file; a projection unit, setting The content of the resulting new projection file is projected onto the screen for the projection terminal.

In the above device

The projection file processing unit 204 is configured to convert the projection file that needs to be projected into a SMIL file, and when the projection terminal receives the projection instruction sent by the user, parse the SMIL file to obtain a projection file, and obtain the obtained file. The content of the projection file is projected onto the screen.

The above device also includes:

The replacement and saving unit is configured to, after receiving the new projection file sent by the handheld terminal, replace the new projection file with the projection file being projected, and save the projection file being projected.

The above device for implementing projection content editing may be a projection terminal or located in a projection terminal.

As shown in FIG. 3, an embodiment of the present invention further provides a handheld terminal, where the handheld terminal includes:

Editing unit, set to edit the content of the obtained projection file to obtain a new projection Piece

Optionally,

4 is a schematic structural diagram of a system for implementing intelligent projection synchronization display according to an embodiment of the present invention. As shown in FIG. 4, the system includes a projection terminal device 301, a PPT (Power Point) editing client 302, and a projection display screen 303. The projection terminal device 301 includes a playback control unit 3011 and a projector transmission control unit 3012. The PPT editing client 302 includes a client transmission control unit 3021 and a content editing unit 3022.

Optionally, the playback control unit 3011 of the projection terminal device 301 is configured to control conversion between the PPT and the SMIL and display the PPT display content; the projector transmission control unit 3012 is configured to manage the PPT editing client. 302 connection and transmission of PPT data.

Optionally, the client transmission control unit 3021 of the PPT editing client 302 is configured to control a connection request of wifi direct and transmission of PPT data; and the content editing unit 3022 is configured to perform PPT content in SMIL format. After parsing, the editing is performed, and then the edited PPT content is packaged into a SMIL format and sent to the client transmission control unit 3021. The projection display screen 303 is arranged to display the content of the PPT.

FIG. 5 is a flowchart of a method for implementing intelligent projection synchronization display according to an embodiment of the present invention. As shown in FIG. 5, the following steps are performed including a projection terminal device, a PPT editing client, and a projection display screen:

Step S401: The projection terminal device opens the PPT to be preached, converts the PPT into a sequence of SMIL files, and opens wifi direct to monitor the PPT editing client to be connected;

Step S402: the projection terminal device parses the SMIL file and starts projection;

The playback control unit of the projection terminal device parses the SMIL file and starts projection.

Step S403: The PPT editing client initiates an edit connection request.

The content editing unit of the PPT editing client initiates an edit connection request.

Step S404: The projection terminal device receives the connection request, and sends the currently projected SMIL file to the PPT editing client.

The projector transmission control unit of the projection terminal device receives the connection request and transmits the currently projected SMIL file acquired from the playback control unit to the PPT editing client.

Step S405: The PPT editing client receives the SMIL file from the projector;

The client transmission control unit of the PPT editing client receives the SMIL file from the projector and forwards its SMIL file to the content editing unit;

Step S406: After the PPT editing client edits the received SMIL file, it is repackaged into a SMIL file.

The content re-editing unit of the PPT editing client parses the forwarded SMIL file to obtain a PPT file, and then re-edits the obtained PPT file, and then repackages the edited PPT file into a SMIL file;

Step S407: The PPT editing client sends the repackaged SMIL file to the projection terminal device, and actively disconnects and projects the wifi connection of the terminal device;

The content re-editing unit of the PPT editing client transmits the repackaged SMIL file to the projector transmission control unit of the projection terminal device via the client transmission control unit, and actively disconnects and projects the wifi connection of the terminal device.

Step S408: The projection terminal device receives the SMIL file from the PPT editing client.

The projector transmission control unit of the projection terminal device receives the SMIL file from the PPT editing client and transmits the SMIL file to the playback control unit.

Step S409: The smart projection device parses the edited SMIL file and performs projection display on the projection display screen.

The playback control unit of the smart projection device parses the edited SMIL file and displays it on the projection display.

The embodiment of the invention is combined with the projection terminal device and other handheld devices by wifi direct Connection, using SMIL to describe the modified content, to achieve the synchronous display technology of the projection editing content, including the following steps:

(1) The projection terminal device starts the playback of the projected content. Each page of the current PPT is packaged into a SMIL file, and the playback of the PPT is parsed from the SMIL. And open wifi direct waiting for connection;

(2) The handheld device client initiates a connection wifi direct request, and the projector responds to the request as a server and delivers the current projected SMIL file to the client;

(3) The client parses the received SMIL file, edits it, then packages the SMIL and sends it to the server, and the client actively disconnects the connection;

(4) The server receives the return SMIL data of the client and performs parsing display.

In summary, the embodiment of the present invention combines wifi direct and SMIL, so that the projection terminal will accept information of other devices, and synchronously display and display the received information. That is to say, the projection terminal can be connected by other devices in the field, and allows other devices on the site to re-edit the projected content, and then synchronously display the edited projected content. Among them, wifi direct is standard on some smart terminals, and SMIL is a description language for slides of MMS.

In summary, the embodiments of the present invention have the following technical effects:

In the embodiment of the present invention, the projection terminal can be connected by other devices, and allows other devices on the site to re-edit the projection content, and then synchronously display the edited projection content, thereby realizing the projector to edit when projecting the file. The function enhances the user experience, saves user time, and improves work efficiency.

Although the invention has been described in detail above, the invention is not limited thereto.

One of ordinary skill in the art will appreciate that all or a portion of the steps of the above-described embodiments can be implemented using a computer program flow, which can be stored in a computer readable storage medium, such as on a corresponding hardware platform (eg, The system, device, device, device, etc. are executed, and when executed, include one or a combination of the steps of the method embodiments.

Optionally, all or part of the steps of the foregoing embodiments may also be implemented by using an integrated circuit, and the steps may be separately fabricated into integrated circuit modules, or multiple modules thereof or The steps are made into a single integrated circuit module.

The devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.

When each device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium. The above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.

Industrial applicability

The above technical solution realizes the function of the projector to edit when the file is projected, improves the user experience, saves the user time, and improves the work efficiency.

Claims

A method for implementing projection content editing, the method comprising:

The projection terminal receives an edit request sent by the handheld terminal having the editing function during the projection of the content by the projection terminal to the screen;

The projection terminal sends the file corresponding to the content being projected to the handheld terminal according to the received editing request;

The projection terminal receives a new projection file obtained by the handheld terminal after editing the file being projected, and projects the content of the obtained new projection file onto the screen.
The method of claim 1, wherein the projection terminal receives an edit request sent by the handheld terminal having an editing function, comprising:

The projection terminal receives an edit request sent by a handheld terminal having an editing function by using a short-range wireless communication technology;

The short-range wireless communication technology includes: wireless fidelity direct connection technology wifi direct.
The method of claim 1, wherein the projecting terminal projecting content to the screen comprises:

The projection terminal converts the projection file that needs to be projected into a synchronous multimedia integrated language SMIL file;

When the projection terminal receives the projection instruction sent by the user, the SMIL file is parsed to obtain a projection file, and the content of the obtained projection file is projected onto the screen.
The method of claim 3, wherein

The file corresponding to the content being projected refers to the SMIL file.
The method according to claim 4, wherein the projection terminal receives a new projection file obtained by the handheld terminal after editing the file being projected, and projects the content of the obtained new projection file to the location The screen includes:

The projection terminal receives the new SMIL file sent by the handheld terminal, and parses the new SMIL file to obtain a new projection file;

The projection terminal projects the content of the obtained new projection file onto the screen.
The method of any of claims 1-5, further comprising:

After receiving the new projection file sent by the handheld terminal, the projection terminal replaces the new projection file with the projection file being projected, and saves the projection file being projected.
An apparatus for implementing projection content editing, comprising:

a projection file processing unit configured to project content to the screen;

Receiving an edit request module, configured to receive an edit request sent by the handheld terminal having an editing function during projecting the content to the screen by the projection terminal;

Sending a projection file module, configured to send, according to the received editing request, a file corresponding to the content being projected to the handheld terminal;

The receiving and projecting module is configured to receive a new projection file obtained by the handheld terminal after editing the file being projected, and project the content of the obtained new projection file onto the screen.
The apparatus according to claim 7, wherein

Receiving an edit request module, configured to receive an edit request sent by a handheld terminal having an editing function by using a short-range wireless communication technology;

The short-range wireless communication technology includes: wireless fidelity direct connection technology wifi direct.
The device of claim 7 wherein:

The projection file processing unit is configured to convert the projection file to be projected into a SMIL file, and when the projection terminal receives the projection instruction sent by the user, parse the SMIL file to obtain a projection file, and obtain the projection The contents of the file are projected onto the screen.
The device of claim 9 wherein:

The file corresponding to the content being projected refers to the SMIL file.
The apparatus of claim 10, the receiving and projecting module comprising:

a receiving unit, configured to receive a new SMIL file sent by the handheld terminal, and parse the new SMIL file to obtain a new projection file;

A projection unit is arranged to project the content of the resulting new projection file onto the screen.
The apparatus according to any one of claims 7-11, further comprising:

a replacement and saving unit, configured to receive a new projection file sent by the handheld terminal, The new projection file replaces the projection file being projected and saves the projection file being projected.
A handheld terminal for implementing projection content editing, the handheld terminal comprising:

Obtaining a projection file unit, configured to receive a file corresponding to the content being projected sent by the projection terminal, and parsing the file to obtain a projection file;

The editing unit is configured to edit the content of the obtained projection file to obtain a new projection file;

The sending unit is configured to send a new projection file to the projection terminal.
The system of claim 13 wherein:

The sending unit is configured to convert the new projection file into a new synchronous multimedia integrated language SMIL file, and send the new SMIL file to the projection terminal.
A computer storage medium having stored therein computer executable instructions for performing the method of any one of claims 1 to 6.