WO2022193461A1

WO2022193461A1 - Optimization method for demo video source output

Info

Publication number: WO2022193461A1
Application number: PCT/CN2021/101689
Authority: WO
Inventors: 邵猛; 魏博
Original assignee: 深圳市前海手绘科技文化有限公司
Priority date: 2021-03-16
Filing date: 2021-06-23
Publication date: 2022-09-22
Also published as: CN112965651A

Abstract

The present invention relates to the technical field of online demos, and provides an optimization method and apparatus for demo video source output. An operation window and a hidden window are provided in a demonstration tool, and the two windows are consistent in display contents. An operation is performed by means of the operation window, and an image is transmitted out only from the hidden window. The implementation of the present solution can effectively ensure the stability and definition during demo video source output, and reduce operation restrictions of demonstration tools.

Description

An Optimization Method for Demonstration Video Source Output

technical field

The invention belongs to the technical field of online demonstration, and in particular relates to an optimization method, device, electronic device and storage medium for outputting a demonstration video source.

Background technique

In the video presentation of PC presentation tools, there is usually a need to record video and output video sources. The main method at present is to record and output the actual demo area of the demo tool. The resolution is the same as the size of the demo area, and operations such as mouse selection are also recorded. When the demo tool performs window drag and drop operations, the recording and output will encounter problems such as instantaneous flicker; after the demo tool is scaled down, the resolution of the recorded video will also be reduced accordingly, and the output image will be blurred. . To sum up, the current implementation methods cannot guarantee the stability and clarity of the video output.

SUMMARY OF THE INVENTION

In order to solve the above technical defects, the present invention provides an optimization method for the output of a demonstration video source, the video output by the method will not appear flickering or blurred, and the stability and definition of the video can be effectively improved.

A method for optimizing the output of a demonstration video source, comprising the following steps:

Start the first window and the second window;

Set the second window to be invisible in the system tray, and move the second window to the outside of the screen;

Load the demo content to the second window, read the content of the second window and load it into the first window;

Transmit the second window content to the output.

Correspondingly, the present invention provides an optimization device for demonstrating video source output, including:

The startup module is used to start the first window and the second window;

The first setting module is used to set the second window to be invisible in the system tray, and move the second window to the outside of the screen;

The loading module is used to load the demo content to the second window, read the content of the second window and load it to the first window;

The transmission module is used for transmitting the content of the second window to the output end.

Technical effect description: Start two windows at the same time, named the first window and the second window, move the second window to the outside of the screen, and set this window to be invisible in the task manager, which can prevent users from misoperating this window , causing interruption or blurring of video output, load the content to be recorded into this window, the first window is used to display the content in the second window, and only the content of the second window is read when the video is output.

Improved, transmitting the content of the second window to the output, further comprising:

Set the size of the second window to 1080P, and fix the second window outside the screen.

Corresponding devices are also provided:

The second setting module is used for setting the size of the second window to 1080P, and fixing the second window outside the screen.

Technical effect description: In order to prevent the program's own problems, self-scaling causes the window size to change, or the window moves, resulting in unstable video output, set the size of the second window to a fixed value and fix it outside the screen.

Limit the display area of the first window to within the screen.

Corresponding devices are also provided:

The restriction module is used for restricting the display area of the first window to be within the screen.

Technical effect description: The first window is used to display the content of the second window, and restricting its moving area within the screen can make it more convenient for the user to observe the content displayed in the second window.

Read the user's operation behavior in the first window;

Synchronize user operation behavior to the second window.

Corresponding devices are also provided:

The reading module is used to read the operation behavior of the user in the first window;

The synchronization module is used for synchronizing the user operation behavior to the second window.

Technical effect description: If the user needs to perform corresponding operations on the content in the second window, since the relevant content is loaded in the second window, and the second window is outside the screen, because the content displayed in the first window and the second window If the contents of the windows are consistent, the user can directly operate the first window, and the operation data will be synchronized to the second window to control the contents of the second window.

Further, reading the operation behavior of the user in the first window includes:

The operation behavior includes an operation process and an operation result, and the operation result in the operation behavior is read;

Synchronizing user operation behavior to the second window includes:

Synchronizing the operation result to the second window.

Further, reading the operation result in the operation behavior includes:

Pre-set the scheme of the operation process;

Obtain the operation corresponding to the solution as the operation process;

All operation processes in the operation behavior are removed, and only the operation results in the operation behavior are retained.

Further, the scheme is a cursor and its movement track;

Remove all operation processes in the operation behavior, and only keep the operation results in the operation behavior including:

The operation result is obtained by removing the cursor at any time in the operation behavior and the movement track of the cursor in different time periods respectively.

Further, the solution is a toolbar change, and the toolbar change is an operation that does not change the playback content of the demo video;

The operation results are obtained by respectively removing all operations that do not change the playback content of the demo video in the operation behavior.

Correspondingly, the reading module includes:

a first reading unit, wherein the operation behavior includes an operation process and an operation result, and is used to read the operation result in the operation behavior;

Synchronization modules include:

a first synchronization unit, configured to synchronize the operation result to the second window.

Correspondingly, the first reading unit is further configured to perform the following steps, including:

Pre-set the scheme of the operation process;

Obtain the operation corresponding to the solution as the operation process;

Correspondingly, the solution is a cursor and its movement track;

The first reading unit is further configured to perform the following steps, including:

The operation result is obtained by removing the cursor at any time in the operation behavior and the movement trajectories of the cursor in different time periods respectively.

Correspondingly, the solution is a toolbar change, and the toolbar change is an operation that does not change the playback content of the demo video;

Remove all operations that do not change the playback content of the demo video in the operation behavior to obtain the operation result.

The present invention also provides an electronic device, comprising a memory and a processor, the memory stores a computer program, and the computer program can be executed in the processor to implement any of the above methods, wherein the electronic device can be a mobile terminal or web side.

The present invention also provides a storage medium storing a computer program, and the computer program can implement any of the above methods when executed in a processor.

The present invention provides a method for optimizing the output of a demonstration video source. An operation window and a hidden window are set in the demonstration tool, the display contents of the two windows are consistent, and the operation is performed through the operation window, and only images are transmitted from the hidden window. Through the implementation of this solution, the stability and clarity of the demonstration video source can be effectively ensured, and the operation restrictions of demonstration tools can be reduced.

Description of drawings

1 is a flowchart of a method for optimizing the output of a demonstration video source provided by an embodiment;

Fig. 2 is a module architecture diagram corresponding to the method of Fig. 1 provided by an embodiment;

Fig. 3 is the schematic diagram to the method in Fig. 1;

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that, in the description of the present invention, unless otherwise expressly specified and limited, the term "storage medium" may be various media that can store computer programs, such as ROM, RAM, magnetic disk or optical disk. The term "processor" can be CPLD (Complex Programmable Logic Device: Complex Programmable Logic Device), FPGA (Field-Programmable Gate Array: Field Programmable Gate Array), MCU (Microcontroller Unit: Micro Control Unit), PLC (Programmable Logic) Controller: programmable logic controller) and CPU (Central Processing Unit: central processing unit) and other chips or circuits with data processing functions. The term "electronic device" may be any device with data processing and storage functions, and may generally include both stationary and mobile terminals. Fixed terminals such as desktops, etc. Mobile terminals such as mobile phones, PADs and mobile robots. In addition, the technical features involved in the different embodiments of the present invention described later can be combined with each other as long as there is no conflict with each other.

Below, the present invention provides some preferred embodiments to teach those skilled in the art to realize them.

Example 1

Referring to FIG. 1 and FIG. 3, the present embodiment provides a method for optimizing the output of a demonstration video source, including the following steps:

S1, start the first window and the second window;

S2. Set the second window to be invisible in the system tray, and move the second window to the outside of the screen;

S3, load the demo content to the second window, read the content of the second window and load it into the first window;

S4. Transmit the content of the second window to the output end.

Embodiment 2

Referring to FIG. 2 , this embodiment provides an optimization device for demonstrating the output of a video source

Startup module 1, used to start the first window and the second window;

The first setting module 2 is used to set the second window to be invisible in the system task bar, and move the second window to the outside of the screen;

Loading module 3, used to load the demo content to the second window, read the content of the second window and load it to the first window;

The transmission module 4 is used for transmitting the content of the second window to the output end.

It should be noted that: start two windows at the same time, name the first window and the second window respectively, move the second window to the outside of the screen, and set this window to be invisible in the task manager, which can prevent users from misoperating this window. window, causing interruption or blurring of video output, load the content to be recorded into this window, the first window is used to display the content in the second window, and only the content of the second window is read when the video is output.

It should be further explained that: in order to prevent the problem of the program itself, self-scaling causes the window size to change, or the window moves, resulting in unstable video output, set the size of the second window to a fixed value and fix it outside the screen.

It needs to be further explained that: the first window is used to display the content of the second window, and restricting its moving area within the screen can make it more convenient for the user to observe the content displayed in the second window.

It should also be noted that: if the user needs to perform corresponding operations on the content in the second window, since the relevant content is loaded in the second window and the second window is outside the screen, the content displayed in the first window and the The content of the second window is the same, the user can directly operate the first window, and the operation data will be synchronized to the second window to control the content of the second window.

Embodiment 3

The present invention reads the operation behavior of the user in the first window including:

The operation behavior includes an operation process and an operation result, and the operation result in the operation behavior is read. The operation process is to modify and operate the demo video to change the display mode of the demo video, but when watching the demo video, the process of modification and operation will affect the viewing effect, so it is necessary to distinguish between the operation process and the operation result.

Synchronizing user operation behavior to the second window includes:

Synchronizing the operation result to the second window. By removing the operation process and retaining the operation result, the quality of other terminals watching the demonstration video is improved, and the redundant operation process of the video is removed.

The present invention reads the operation result in the operation behavior including:

Pre-set scenarios for operating procedures. The present invention defines the operation process, distinguishes different operations of the presenter, and avoids errors in reading operation results.

The operation corresponding to the scheme is obtained as the operation procedure.

All operation processes in the operation behavior are removed, and only the operation results in the operation behavior are retained. The present invention obtains the operation process, then removes the operation process, and the retained content is the operation result, because the operation process is relatively easier to distinguish, so that the method of eliminating the operation process to obtain the operation result is efficient.

The solution of the present invention is the cursor and its movement track. In the demo video, the cursor and its movement track will affect the viewing quality, so the cursor and its movement track are used as the operation process.

The solution of the present invention is a toolbar change, and the toolbar change is not an operation for changing the playback content of the demo video. The operations other than changing the playback content of the demo video may be zoom-in, zoom-out, scale adjustment, and the like of the video.

When removing the operation process, the present invention will sequentially identify whether there is a solution corresponding to the operation process in the demonstration video, and if there is, it will be removed in sequence, so that the retained demonstration video no longer has the operation process, but only the operation result, and the demonstration video is raised. viewing texture.

Embodiment 4

The reading module of the present invention includes:

A first reading unit, wherein the operation behavior includes an operation process and an operation result, and is used for reading the operation result in the operation behavior. The operation process is to modify and operate the demo video to change the display mode of the demo video, but when watching the demo video, the process of modification and operation will affect the viewing effect, so it is necessary to distinguish between the operation process and the operation result.

Synchronization modules include:

a first synchronization unit, configured to synchronize the operation result to the second window. By removing the operation process and retaining the operation result, the quality of other terminals watching the demonstration video is improved, and the redundant operation process of the video is removed.

The first reading unit of the present invention is also used to perform the following steps, including:

The scheme described in the present invention is a tool bar change, and the tool bar change is an operation that does not change the playback content of the demo video;

It should be generally noted that the methods involved in the above embodiments may be implemented in the form of computer programs. Wherein, the computer program for implementing the methods in the above embodiments may be executed in an electronic device or stored in a storage medium.

Specifically, an electronic device includes a memory and a processor. The memory stores a computer program, and the computer program is executed by the processor to implement the methods involved in the above embodiments.

In addition, a storage medium stores a computer program, and the computer program is executed in the processor to implement the methods involved in the above embodiments.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims

A method for optimizing the output of a demonstration video source, comprising the following steps:

Start the first window and the second window;

Set the second window to be invisible in the system tray, and move the second window to the outside of the screen;

Load the demo content to the second window, read the content of the second window and load it into the first window;

Transmit the second window content to the output.
The method of claim 1, wherein the transmitting the second window content to the output terminal comprises:

The size of the second window is set to 1080P, and the second window is fixed outside the screen.
The method of claim 1, wherein the transmitting the second window content to the output terminal comprises:

The first window display area is limited to be within the screen.
The method of claim 1, wherein the transmitting the second window content to the output terminal comprises:

Read the operation behavior of the user in the first window;

Synchronizing the user operation behavior to the second window.
A device for optimizing the output of a demonstration video source, comprising:

The startup module is used to start the first window and the second window;

The first setting module is used to set the second window to be invisible in the system tray, and move the second window to the outside of the screen;

The loading module is used to load the demo content to the second window, read the content of the second window and load it to the first window;

The transmission module is used for transmitting the content of the second window to the output end.
The device of claim 5, comprising:

The second setting module is used for setting the size of the second window to 1080P, and fixing the second window outside the screen.
The device of claim 5, comprising:

The restriction module is used for restricting the display area of the first window to be within the screen.
The device of claim 5, comprising:

a reading module, used for reading the operation behavior of the user in the first window;

The synchronization module is used for synchronizing the user operation behavior to the second window.
The method of claim 4, wherein:

Reading the operation behavior of the user in the first window includes:

The operation behavior includes an operation process and an operation result, and the operation result in the operation behavior is read;

Synchronizing user operation behavior to the second window includes:

Synchronizing the operation result to the second window.
The method of claim 9, wherein:

Reading the operation result in the operation behavior includes:

Pre-set programs for operating procedures;

Obtain the operation corresponding to the solution as the operation process;

All operation processes in the operation behavior are removed, and only the operation results in the operation behavior are retained.
The method of claim 10, wherein:

The solution is a cursor and its movement track;

Remove all operation processes in the operation behavior, and only keep the operation results in the operation behavior including:

The operation result is obtained by removing the cursor at any time in the operation behavior and the movement trajectories of the cursor in different time periods respectively.
The method of claim 10, wherein:

The solution is a toolbar change, and the toolbar change is an operation that does not change the playback content of the demo video;

Remove all operation processes in the operation behavior, and only keep the operation results in the operation behavior including:

The operation results are obtained by respectively removing all operations in the operation behavior that do not change the playback content of the demo video.
The device of claim 5, wherein:

The read module includes:

a first reading unit, wherein the operation behavior includes an operation process and an operation result, and is used to read the operation result in the operation behavior;

Synchronization modules include:

a first synchronization unit, configured to synchronize the operation result to the second window.
The apparatus of claim 13, wherein:

The first reading unit is further configured to perform the following steps, including:

Pre-set programs for operating procedures;

Obtain the operation corresponding to the solution as the operation process;

All operation processes in the operation behavior are removed, and only the operation results in the operation behavior are retained.
The apparatus of claim 14, wherein:

The solution is a cursor and its movement track;

The first reading unit is further configured to perform the following steps, including:

The operation result is obtained by removing the cursor at any time in the operation behavior and the movement trajectories of the cursor in different time periods respectively.
The apparatus of claim 14, wherein:

The solution is a toolbar change, and the toolbar change is an operation that does not change the playback content of the demo video;

The first reading unit is further configured to perform the following steps, including:

The operation results are obtained by respectively removing all operations that do not change the playback content of the demo video in the operation behavior.
An electronic device, comprising a memory and a processor, wherein the memory stores a computer program, wherein the computer program is executed in the processor to implement any one of the methods in claims 1-4 and 9-12.
A storage medium storing a computer program, wherein the computer program can be executed in a processor to implement any one of the methods in claims 1-4 and 9-12.