WO2018113218A1

WO2018113218A1 - Spliced wall display method, device and system

Info

Publication number: WO2018113218A1
Application number: PCT/CN2017/089117
Authority: WO
Inventors: 刘杰
Original assignee: 威创集团股份有限公司
Priority date: 2016-12-19
Filing date: 2017-06-20
Publication date: 2018-06-28
Also published as: CN106528030A; CN106528030B

Abstract

A spliced wall display method, a device and a system. The method comprises: screen-splitting, according to acquired window layout parameters for a user to perform window layout, a spliced wall display unit into a nine-block display window (102) having nine display areas (S102); determining, according to acquired window moving direction location information input by a user, the display area of the nine-block display window corresponding to the window moving direction location information, and displaying corresponding applications in the display area (104); displaying the loaded display contents of the spliced wall according to 10 different textures respectively generated in advance for the background pictures of the nine-block display window and the spliced wall; and thus if one display area of the nine-block display window is changed, substituting the changed display area (105). The solution solves the technical problems that the appearance of an image is wrapped in compressing the image from a high-resolution display terminal to a low-resolution display terminal, and the image profile is blurred and distorted resulted from stretching the image from the low-resolution display terminal to the high-resolution display terminal.

Description

Mosaic wall display method, device and system

The present application claims priority to Chinese Patent Application No. 201611177323.3, entitled "A splicing wall display method, apparatus and system" on December 19, 2016, the entire contents of which are incorporated herein by reference. In this application.

Technical field

The present invention relates to the field of image processing technologies, and in particular, to a method, device and system for displaying a video wall.

Background technique

The splicing wall is a professional display technology branch, and the future development is worth looking forward to. The splicing wall has a large combination space: it can be used for small screen splicing or large screen splicing; it can be spliced one-to-one with one screen, or with a pair of M×N full-screen splicing; According to the system scale and application requirements put forward by the customer for the LCD splicing curtain wall system, according to the system use environment, select the appropriate product and splicing method, design the specific implementation plan to meet the application requirements of the system.

At present, the number of splicing units of the splicing wall of many user control rooms is relatively small, and most of them have only one or two splicing units. When the number of splicing wall units is relatively small, it is more troublesome when the user needs to view multiple window contents or layout windows on the splicing wall (in the case of only one splicing display unit, when the splicing wall has opened a window, the user needs to open the first In the case of two windows, only the original window can be replaced. It is more difficult to make the layout of the window for the tiled display unit. In addition, the shared display resources between the display walls of different resolutions are more and more common, but in order to adapt to different resolution display terminal display, the stretch compression of the shared picture is indispensable, and now the problem is that the picture compression of the high resolution display terminal The technical problem of compressing and deforming the appearance of the picture on the low-resolution display terminal. Similarly, the picture of the low-resolution display terminal is stretched onto the high-resolution display terminal, and the outline of the picture also causes a technical problem of blur distortion.

Summary of the invention

A method, device and system for displaying a splicing wall according to an embodiment of the present invention, which solves the current high The image of the resolution display terminal is compressed to the low-resolution display terminal, which causes the technical problem of the shape and shape compression deformation of the picture, and the picture of the low-resolution display terminal is stretched to the high-resolution display terminal, and the image outline is also caused. The technical problem of fuzzy distortion.

A method for displaying a video wall according to an embodiment of the present invention includes:

S1: splitting the display unit of the splicing wall into a nine-square grid display window of nine display areas according to the obtained window layout parameter of the window layout of the user;

S2: determining, according to the obtained window moving direction position information of the user input, the display area of the nine-square grid display window corresponding to the window moving direction position information, and displaying the corresponding application in the display area;

S3: displaying the content of the splicing wall to be loaded according to 10 different textures respectively generated by the background image of the nine-square grid display window and the splicing wall, so that one of the displays of the nine-square grid display window is displayed. When the area changes, the display area where the change occurs is replaced.

Optionally, before step S1, the method further includes:

Gets the window layout parameters to the user for window layout.

Optionally, step S1 specifically includes:

According to the window layout parameter of the obtained user for window layout, the splicing wall display unit is divided into nine display grid display windows of nine display areas by two horizontal lines and two longitudinal lines.

Optionally, before step S3, the method further includes:

Draw 10 different background textures of the nine-square grid display window and the background image of the mosaic wall, set the blending parameters of the texture, and draw the icon texture of each icon on the background texture.

Optionally, the nine-square grid display window is formed by maintaining four corners without deformation, and uniaxially stretching two transverse lines and two longitudinal lines or biaxially stretching two transverse lines and two longitudinal lines to form an intermediate portion. .

A splicing wall display device provided by the embodiment of the invention includes:

The nine-square grid unit is configured to split the display wall display unit into nine display grid display windows of nine display areas according to the obtained window layout parameter of the window layout of the user;

a display unit, configured to determine, according to the acquired window movement direction position information of the user input, the display area of the nine-square grid display window corresponding to the window movement direction position information, and apply the corresponding application to the display area Display

a loading unit, configured to display the loaded display wall display content according to 10 different textures respectively generated by the nine-square grid display window and the background image of the mosaic wall, so that if the nine-square grid display window is When the display area changes, the display area that changes is replaced.

Optionally, it also includes:

The obtaining unit is configured to obtain a window layout parameter to the user for window layout.

Optionally, the nine-square grid unit is specifically configured to divide the splicing wall display unit into nine nine-grid display windows of nine display areas by two horizontal lines and two longitudinal lines according to the window layout parameters of the obtained user for window layout;

The nine-square grid display window is formed by keeping the four corners undeformed and uniaxially stretching the two transverse lines and the two longitudinal lines or biaxially stretching the two transverse lines and the intermediate portions formed by the two longitudinal lines.

Optionally, it also includes:

And a texture drawing unit, configured to draw 10 different background textures of the nine-square grid display window and the background image of the mosaic wall, set a blending parameter of the texture, and draw an icon texture of each icon on the background texture.

A splicing wall display system provided by the embodiment of the invention includes:

a client, and a splicing wall display device according to any one of the inventions mentioned in the present invention;

The client is in communication connection with the video wall display device.

It can be seen from the above technical solutions that the embodiments of the present invention have the following advantages:

The method, device and system for displaying a splicing wall according to an embodiment of the present invention, wherein the splicing wall display method comprises: S1: splitting the display unit of the splicing wall into 9 displays according to the obtained window layout parameter of the window layout of the user The nine-square grid display window of the area; S2: determining the display area of the nine-square grid display window corresponding to the position information of the window movement direction according to the acquired position information of the window movement direction input by the user, and displaying the corresponding application in the display area; S3: Displaying the content of the splicing wall to be displayed according to the 10 different textures generated in advance for the background image of the nine-square grid display window and the splicing wall, so that if a display area of the nine-square grid display window changes, the display area that changes is replaced. . In this embodiment, the splicing wall display unit is divided into nine nine-grid display windows according to the obtained window layout parameter of the window layout of the user, and the window is determined according to the obtained window movement direction position information input by the user. The direction of movement information is correct The display area of the window is displayed, and the corresponding application is displayed in the display area, and the displayed content of the splicing wall is displayed according to 10 different textures respectively generated by the background image of the nine-square grid display window and the splicing wall. If the display area of the display screen of the nine-square grid is changed, the display area that changes is replaced, and the image of the current high-resolution display terminal is compressed to the low-resolution display terminal, which may result in compression of the shape of the image. The technical problem of the deformation, as well as the stretching of the picture of the low-resolution display terminal to the high-resolution display terminal, the image profile also causes the technical problem of blur distortion.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any inventive labor.

FIG. 1 is a schematic flowchart diagram of an embodiment of a method for displaying a video wall according to an embodiment of the present disclosure;

2 is a schematic structural diagram of an embodiment of a video wall display device according to an embodiment of the present invention;

3 is a schematic structural diagram of an embodiment of a video wall display system according to an embodiment of the present invention;

4 and 5 are schematic views of the application example of FIG. 1.

detailed description

The method, device and system for displaying a video wall according to an embodiment of the present invention solve the technical problem that the current picture of the high-resolution display terminal is compressed to a low-resolution display terminal, and the shape and shape of the picture are compressed and deformed, and The picture of the low-resolution display terminal is stretched to the high-resolution display terminal, and the image outline also causes a technical problem of blur distortion.

In order to make the object, the features and the advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the invention, not all of them. example. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Referring to FIG. 1 , an embodiment of a method for displaying a video wall according to an embodiment of the present invention includes:

101. Obtain a window layout parameter that the user performs window layout.

102. According to the obtained window layout parameter of the window layout of the user, the display unit of the video wall is divided into nine display screens of nine display areas;

After the window layout parameter of the user's window layout is obtained, the splicing wall display unit is divided into nine nine-grid display windows of nine display areas according to the obtained window layout parameter of the window layout of the user.

Specifically, according to the obtained window layout parameter of the window layout of the user, the splicing wall display unit is divided into nine nine-grid display windows of nine display areas by two horizontal lines and two longitudinal lines.

103. Draw 10 different background textures of the background image of the nine-square grid display window and the splicing wall, set the mixing parameters of the texture, and draw the icon texture of each icon on the background texture;

After the screen layout parameter of the window layout of the obtained user is split into the nine-grid display window of the nine display areas, it is necessary to draw 10 different background textures of the background image of the nine-square grid display window and the mosaic wall. Sets the blending parameters of the texture and draws the icon texture for each icon on the background texture.

104. Determine, according to the obtained window moving direction position information input by the user, a display area of the nine-square grid display window corresponding to the position information of the window moving direction, and display the corresponding application in the display area;

When drawing 10 different background textures of the background image of the nine-square grid display window and the splicing wall, setting the blending parameters of the texture, and drawing the icon texture of each icon on the background texture, the position of the window moving direction according to the obtained user input is required. The information determines the display area of the nine-square grid display window corresponding to the position information of the window movement direction, and displays the corresponding application in the display area.

105. The displayed content of the splicing wall to be loaded is displayed according to 10 different textures respectively generated by the background image of the nine-square grid display window and the splicing wall, so that if one of the nine grids displays a window When the display area changes, the changed display area is replaced.

When the display position of the nine-square grid display window corresponding to the position information of the window movement direction is determined according to the obtained window movement direction position information input by the user, and the corresponding application is displayed in the display area, the displayed content of the splicing wall is loaded according to The 10 different textures generated by the background image of the nine-square grid display window and the splicing wall are displayed in advance, so that if a display area of the nine-square grid display window changes, the changed display area is replaced.

The following describes a specific application scenario. As shown in FIG. 4 and FIG. 5, the application examples include:

As shown in Figure 4, the resolution of the resolution of the screen of the nine-square grid screen is as follows:

1. The splicing wall display unit receives the user window layout parameters, and uses the two horizontal lines and the two longitudinal lines to split the splicing wall display unit into nine areas of the nine-square grid display window according to the window layout parameters; the user can freely divide the nine areas. size.

2. Receiving the position information of the moving direction input by the user, determining the position of the nine-square grid window specified by the moving direction information, and displaying the window of the corresponding application in a display area after the split screen is split. The splicing wall opens the window in the corresponding area according to the position information of the nine-square grid.

3. Loading the content of the splicing wall: The nine display areas of the nine squares and the background image of the splicing wall respectively generate 10 different textures, and the background of the splicing wall and the windows of the ninth square are respectively drawn by the 10 different textures, wherein the nine squares are drawn In the process, the background texture is first drawn, and the texture parameters are set after the background texture is drawn, and the texture of each icon is sequentially drawn on the background texture by using multiple texture blending. If the window of the nine-square grid changes, it is only necessary to replace the window of the changed area. It is not necessary to replace the information of the entire nine-square grid wall to improve the efficiency of drawing the wall.

According to the above step 3, the area window needs to be updated, and the nine-square grid division method is adopted to adapt to display sharing resources between the display terminals of different resolution splicing walls. As shown in FIG. 5, the specific scheme of the nine-square grid division method is as follows:

(1) Keep the four corner parts undeformed;

(2) Stretching 4 sides in one direction (that is, the sides between the two corners, such as the upper side, only the lateral stretching)

(3) The middle part of the biaxial stretching (that is, the middle part of the nine-square chart, the transverse direction and the longitudinal direction are simultaneously stretched, and the stretching ratios are not necessarily the same).

SpriteBatchNode's resources are the entire texture, and 9 Sprites correspond to the 9 parts of the texture. Points (depending on the texture, the proportion of the 9 parts will vary), and the 9 parts will be assembled according to the desired size.

In this embodiment, the splicing wall display unit is divided into nine nine-grid display windows according to the obtained window layout parameter of the window layout of the user, and the window is determined according to the obtained window movement direction position information input by the user. The display area of the nine-square grid display window corresponding to the movement direction position information, and the corresponding application is displayed in the display area, and the displayed content of the splicing wall is generated according to 10 different backgrounds generated in advance for the nine-square grid display window and the background image of the splicing wall. The texture is displayed so that if a display area of the nine-grid display window changes, the changed display area is replaced, and the image of the current high-resolution display terminal is compressed to the low-resolution display terminal, which may result in a picture. The technical problem of compression deformation of the appearance shape, and the stretching of the picture of the low-resolution display terminal onto the high-resolution display terminal, the technical problem of the blur distortion caused by the image outline.

The split screen function effectively solves the problem of difficult operation of the window layout of a single splicing wall display unit, and can dynamically divide the splicing wall into nine window layouts according to the user's requirements through two horizontal lines and two longitudinal lines of the nine squares, thereby enabling the user to Freely operate the position and size of the window, and finally use the information of the splicing wall of the Jiugiya area to avoid the problem of full-screen refreshing of the splicing wall in the past. The area information can only be used to update the window with the changed area. The splicing method of the sigma grid is in the process of changing the screen resolution. The picture is smoother and smoother. The object property is to minimize the frame when zooming the texture, and the corners are very clear.

Referring to FIG. 2, an embodiment of a video wall display device mentioned in the embodiment of the present invention includes:

The obtaining unit 201 is configured to obtain a window layout parameter to the user for window layout.

The nine-square grid unit 202 is configured to split the video wall display unit into nine display grids of nine display areas according to the obtained window layout parameters of the window layout of the user, and the nine-square grid unit 202 is specifically configured to perform window layout according to the acquired user. Window layout parameter, the screen display unit is divided into nine display areas of nine display areas by two horizontal lines and two longitudinal lines;

The nine-square grid display window is formed by keeping the four corners undeformed and uniaxially stretching the two transverse lines and the two longitudinal lines or biaxially stretching the two transverse lines and the intermediate portions formed by the two longitudinal lines. ;

The texture drawing unit 203 is configured to draw 10 different background textures of the background image of the nine-square grid display window and the mosaic wall, set the mixing parameters of the texture, and draw a map of each icon on the background texture. Standard texture.

The display unit 204 is configured to determine, according to the acquired window movement direction position information of the user input, a display area of the nine-square grid display window corresponding to the window movement direction position information, and display the corresponding application in the display area;

The loading unit 205 is configured to display the displayed content of the splicing wall according to the 10 different textures respectively generated by the background image of the nine-square grid display window and the splicing wall, so that if a display area of the nine-square grid display window changes, Replace the display area where the change occurred.

Referring to FIG. 3, an embodiment of a video wall display system mentioned in the embodiment of the present invention includes:

Client 1, and the video wall display device 2 as mentioned in the embodiment of FIG. 2;

The client 1 is communicatively coupled to the video wall display device 2.

The split screen function effectively solves the problem of difficulty in operating the window layout of a single splicing wall display unit, and can dynamically divide the splicing wall into nine pieces according to the user's requirements through two horizontal lines and two longitudinal lines of the nine square grid. The layout of the window allows the user to freely manipulate the position and size of the window. Finally, the information of the nine-grid area of the splicing wall can be used to avoid the problem of full-screen refreshing of the splicing wall in the past. The area information can be used to update only the window with the changed area. The picture changes more smoothly during the process of changing the screen resolution. The object property is to minimize the frame when zooming the texture, and the corners are very clear.

A person skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the system, the device and the unit described above can refer to the corresponding process in the foregoing method embodiment, and details are not described herein again.

In the several embodiments provided by the present application, it should be understood that the disclosed system, apparatus, and method may be implemented in other manners. For example, the device embodiments described above are merely illustrative. For example, the division of the unit is only a logical function division. In actual implementation, there may be another division manner, for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed. In addition, the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.

The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit. The above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.

The integrated unit, if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium. A number of instructions are included to cause a computer device (which may be a personal computer, client, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention. The foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM, Read-Only Memory), A variety of media that can store program code, such as random access memory (RAM), disk, or optical disk.

The above embodiments are only used to illustrate the technical solutions of the present invention, and are not intended to be limiting; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that The technical solutions described in the embodiments are modified, or the equivalents of the technical features are replaced by the equivalents of the technical solutions of the embodiments of the present invention.

Claims

A splicing wall display method, comprising:

S1: splitting the display unit of the splicing wall into a nine-square grid display window of nine display areas according to the obtained window layout parameter of the window layout of the user;

S2: determining, according to the obtained window moving direction position information of the user input, the display area of the nine-square grid display window corresponding to the window moving direction position information, and displaying the corresponding application in the display area;

S3: displaying the content of the splicing wall to be loaded according to 10 different textures respectively generated by the background image of the nine-square grid display window and the splicing wall, so that one of the displays of the nine-square grid display window is displayed. When the area changes, the display area where the change occurs is replaced.
The method for displaying a video wall according to claim 1, wherein before step S1, the method further comprises:

Gets the window layout parameters to the user for window layout.
The method of displaying a video wall according to claim 2, wherein the step S1 specifically includes:

According to the window layout parameter of the obtained user for window layout, the splicing wall display unit is divided into nine display grid display windows of nine display areas by two horizontal lines and two longitudinal lines.
The method for displaying a video wall according to claim 3, further comprising: before step S3:

Draw 10 different background textures of the nine-square grid display window and the background image of the mosaic wall, set the blending parameters of the texture, and draw the icon texture of each icon on the background texture.
The video wall display method according to claim 4, wherein

The nine-square grid display window is formed by keeping the four corners undeformed and uniaxially stretching the two transverse lines and the two longitudinal lines or biaxially stretching the two transverse lines and the intermediate portions formed by the two longitudinal lines.
A splicing wall display device, comprising:

The nine-square grid unit is configured to split the display wall display unit into nine display grid display windows of nine display areas according to the obtained window layout parameter of the window layout of the user;

a display unit, configured to determine, according to the acquired window movement direction position information of the user input, the display area of the nine-square grid display window corresponding to the window movement direction position information, and apply the corresponding application to the display area Display

a loading unit, configured to display the loaded display wall display content according to 10 different textures respectively generated by the nine-square grid display window and the background image of the mosaic wall, so that if the nine-square grid display window is When the display area changes, the display area that changes is replaced.
The video wall display device of claim 6, further comprising:

The obtaining unit is configured to obtain a window layout parameter to the user for window layout.
The video wall display device according to claim 7, wherein the nine-square grid unit is specifically configured to: according to the obtained window layout parameter of the window layout of the user, the display unit of the video wall through two horizontal lines and two longitudinal lines The split screen is a nine-grid display window of nine display areas;

The nine-square grid display window is formed by keeping the four corners undeformed and uniaxially stretching the two transverse lines and the two longitudinal lines or biaxially stretching the two transverse lines and the intermediate portions formed by the two longitudinal lines.
The video wall display device of claim 8 further comprising:

And a texture drawing unit, configured to draw 10 different background textures of the nine-square grid display window and the background image of the mosaic wall, set a blending parameter of the texture, and draw an icon texture of each icon on the background texture.
A splicing wall display system, comprising:

a client, and a video wall display device according to any one of claims 5 to 9;

The client is in communication connection with the video wall display device.