CN112312045B - Video wall desktop image segmentation processing method, device, storage medium and system - Google Patents
Video wall desktop image segmentation processing method, device, storage medium and system Download PDFInfo
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- CN112312045B CN112312045B CN202011209843.4A CN202011209843A CN112312045B CN 112312045 B CN112312045 B CN 112312045B CN 202011209843 A CN202011209843 A CN 202011209843A CN 112312045 B CN112312045 B CN 112312045B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention discloses a processing method and a processing device for video wall desktop image segmentation and splicing. The method comprises the following steps: establishing connection between the video wall controller and a display screen based on a front-end network server; acquiring a user instruction for segmentation and splicing of desktop images; acquiring image content to be processed based on a user instruction and processing the image content to be processed to obtain target image content; the target image content is sent to the video wall controller based on the front-end network server, so that the video wall controller distributes the target image content to a plurality of display screens, and the target image content is presented to a user. The embodiment of the invention discloses a processing method and a processing device for video wall desktop image segmentation and splicing. The image processing process is carried out on the video wall desktop server, and the target image content after being processed and compressed by the video wall desktop server can greatly reduce the data quantity to be transmitted and reduce the bandwidth requirement on a data transmission network.
Description
Technical Field
The invention belongs to the technical processing field of video walls, and particularly relates to a video wall desktop image segmentation processing method, device, storage medium and system.
Background
With the development of computer and display technologies, desktop resolution is higher and higher in common computer operating systems, from early 720p,1080p and other resolutions to the current processing capacities of 4K and 8K resolutions. However, due to the restrictions of the production process, transportation, installation and the like, large-sized display screens are still difficult to manufacture and deploy in large scale. Therefore, in the occasion of requiring an oversized display screen, a plurality of display screens with common sizes are often required to be combined into an oversized screen, which is a use scene of the video wall.
Today, the mainstream video wall splicing technology mainly focuses on processing display signals such as DP/HDMI/DVI, etc., such as video wall matrix controllers, display signal splitters, etc. The input is typically an HDMI/DVI/DisplayPort signal stream. The display signal stream is divided by a special hardware chip and finally output to each independent display.
However, whether it is a video wall matrix controller or a display signal divider, it is essential to process the display signal output from the graphics card. This signal processing has a significant disadvantage in that with the increase in resolution, the memory bandwidth required for the processing chip is increasing and the data size is increasing, making it difficult to use an economical method for remote transmission.
Therefore, how to divide desktop data and transmit the data in a remote manner in an economical manner under the condition of ultra-high resolution is a technical problem to be solved.
Disclosure of Invention
The invention aims to solve the technical problem that the video wall matrix controller cannot meet the defect of high cost caused by the increase of resolution and data volume.
Therefore, according to a first aspect, an embodiment of the present invention discloses a processing method for video wall desktop image segmentation and stitching, including the steps of:
establishing connection between a video wall desktop server and a video wall controller based on a front-end network server, wherein the video wall controller is connected with a display screen;
acquiring a user instruction for segmentation and splicing of desktop images;
acquiring image content to be processed based on the user instruction and processing the image content to be processed to obtain target image content;
and sending the target image content to a front-end network server based on a network protocol, and sending the target image content to a video wall controller through the front-end network server so that the video wall controller distributes the target image content to a plurality of display screens, and presenting the target image content to a user based on the cooperative work of the plurality of display screens.
Optionally, the processing of the image content to be processed specifically includes one or more of image compression, segmentation, image decoding, image encoding, scaling and rotation of the image content to be processed.
Optionally, the front-end network server is connected with the video wall controller through a USB; the plurality of display screens are connected with the video wall controller through display interface wires.
The invention provides a processing device for video wall desktop image segmentation and splicing, which comprises:
the connection module is used for establishing connection with the video wall controller based on the front-end network server, wherein the video wall controller is connected with the display screen;
the acquisition module is used for acquiring a user instruction for segmentation and splicing of the desktop images;
the image processing module is used for acquiring image content to be processed based on the user instruction and processing the image content to be processed to obtain target image content;
and the sending module is used for sending the target image content to the front-end network server based on a network protocol and sending the target image content to the video wall controller through the front-end network server so that the video wall controller distributes the target image content to a plurality of display screens, and the target image content is presented to a user based on the cooperative work of the plurality of display screens.
Further, the processing of the image content to be processed specifically includes one or more of image compression, segmentation, image decoding, image encoding, scaling and rotation of the image content to be processed.
Further, the front-end network server is connected with the video wall controller through a USB; the plurality of display screens are connected with the video wall controller through display interface wires.
As a third aspect of the present invention, there is provided a computer-readable storage medium having stored thereon a computer program, the processor being configured to execute the processing method for implementing the video wall desktop image segmentation and stitching according to any one of the above-described computer programs stored in the storage medium.
The invention also provides a processing system for video wall desktop image segmentation and splicing, which is characterized by comprising a front-end network server, a video wall desktop server, a video wall controller and a plurality of display screens, wherein the front-end network server is used for connecting the desktop server and the video wall controller, and the video wall controller is connected with the display screens through display interface lines;
the video wall desktop server obtains a user instruction for segmentation and splicing of desktop images, obtains an image to be processed based on the user instruction, processes the image to be processed, obtains target image content, sends the target image content to the video wall desktop controller through the preposed network server,
the video wall controller receives the target image content and distributes the target image content to a plurality of display screens to present the target image content.
The invention has the beneficial effects that:
according to the processing method and the processing device for video wall desktop image segmentation and splicing, firstly, connection between a video wall desktop server and a video wall controller is established through a front-end network server, then, an image processing instruction of a user is acquired based on the video wall desktop server, and image content to be processed is processed, so that target image content is obtained. And finally, the processed target image content is sent to the video wall controller, so that the target image content is presented to a user through a plurality of display screens. The image processing process is carried out on the video wall desktop server, the target image content after being processed and compressed by the video wall desktop server can greatly reduce the data quantity to be transmitted, so that the bandwidth requirement on a data transmission network is reduced, the ultra-high-definition computer desktop image video can be transmitted to a plurality of display screens through a common computer network for collaborative display, and the requirement on a video wall matrix controller is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flowchart of a processing method for video wall desktop image segmentation and stitching according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a processing device for splitting and splicing video wall desktop images according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a processing system for splitting and stitching video wall desktop images according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a flowchart of a processing method for video wall desktop image segmentation and stitching disclosed in this embodiment is applied to a video wall desktop server, and includes:
step S101, a video wall desktop server is connected with a video wall controller based on a front-end network server, and the video wall controller is connected with a display screen;
in this embodiment, the video wall desktop server and the front-end web server are connected through various networks. The network may be of various bandwidth configurations, either gigabandwidth or terabandwidth, or greater. The larger the network bandwidth, the greater the desktop resolution that can be carried.
And establishing connection between the front-end network server and the video wall controller through a high-speed USB connecting wire. For example: may be USB2.0 or USB3.0. It should be noted that the foregoing is merely for the sake of understanding the illustrated examples by those skilled in the art, and is not to be construed as limiting the technical solution of the present invention, and in the actual application process, other high-speed USB connection lines with more leading edges may be selected along with the continuous development of technology. Through high-speed USB wired connection, the GPU is expanded, and the delay of data transmission is reduced. The video wall controller is respectively connected with a plurality of display screens through display interface lines.
Step S102, a user instruction for segmentation and stitching of desktop images is acquired.
The video wall desktop server obtains user instructions for characterizing the video wall configuration. In a specific embodiment, a user instruction can be sent to a user on a user interface of a video wall desktop server, and the video wall desktop server acquires the user instruction by sensing user operation; or the user instruction for representing the video wall configuration can be triggered at the video wall controller, external control equipment and the like by the user.
Step S103, obtaining the image content to be processed based on the user instruction and processing the image content to be processed to obtain the target image content.
After the user instruction is acquired, the video wall desktop server acquires an image to be processed which needs to be processed. In a specific embodiment, the image to be processed may be an area image selected by the user at the video wall desktop server, or may be all the presented images currently presented by the video wall desktop server. After the video wall desktop server obtains the image to be processed, the image to be processed can be processed according to an image processing scheme corresponding to the user instruction. In a specific embodiment, processing the image to be processed may include: any combination of one or more of image compression, image segmentation, image decoding, image encoding, image reduction, image magnification, and image rotation is performed on the image content to be processed. Other ways of image processing may also be included. And processing the image to obtain the processed target image content.
Step S104, the target image content is sent to a front-end network server based on a network protocol and is sent to the video wall controller through the front-end network server, so that the video wall controller distributes the target image content to a plurality of display screens, and the target image content is presented to a user based on the cooperative work of the display screens.
The target image content is presented to the user on the display screen by sending the target image content to a plurality of display screens.
According to the processing method for video wall desktop image segmentation and splicing, the image processing process is carried out on the video wall desktop server, the target image content after being processed and compressed by the video wall desktop server can greatly reduce the data quantity to be sent, so that the bandwidth requirement of a data transmission network can be reduced, and the ultra-high definition computer desktop image video is transmitted to a plurality of display screens through a common computer network to be cooperatively displayed.
The embodiment of the invention also discloses a processing device for video wall desktop image segmentation and splicing, please refer to fig. 2, fig. 2 is a schematic structural diagram of the processing device for video wall desktop image segmentation and splicing, the processing device for video wall desktop image segmentation and splicing comprises:
the connection module 201 is configured to establish connection between a video wall desktop server and a video wall controller based on a pre-network server, where the video wall controller is connected to a display screen, and the pre-network server is connected to the video wall desktop server through a network protocol.
The acquisition module 202 is used for acquiring a user instruction of segmentation and splicing of desktop images;
the image processing module 203 is configured to obtain image content to be processed from the background service program of the video wall desktop server based on the user instruction, and process the image content to be processed to obtain target image content;
the sending module 204 sends the target image content to the pre-network server based on the network protocol, and sends the target image content to the video wall controller through the pre-network server, so that the video wall controller distributes the target image content to a plurality of display screens, and presents the target image content to the user based on the cooperation of the plurality of display screens.
In an alternative embodiment, the processing the image content to be processed specifically includes performing one or more of image compression, segmentation, image decoding, image encoding, scaling and rotation on the image content to be processed.
In an alternative embodiment, the front-end network server is connected with the video wall controller through a USB; the plurality of display screens are connected with the video wall controller through display interface wires.
The invention also provides a computer readable storage medium storing a plurality of computer program instructions loaded by a processor of a computer device and executing the steps of the processing method for video wall desktop image segmentation and stitching of the invention. Those skilled in the art will appreciate that all or part of the steps of the various methods in the above embodiments may be performed by associated program instructions, and the program may be stored in a computer readable storage medium, and the storage medium may include: read-only memory, random access memory, magnetic or optical disk, etc.
The invention also provides a processing system for video wall desktop image segmentation and splicing, which comprises a front-end network server 302, a video wall desktop server 301, a video wall controller 303 and a plurality of display screens, wherein the front-end network server 302 is used for connecting the desktop server and the video wall controller 303, and the video wall controller 303 is connected with the display screens through display interface lines;
the video wall desktop server 301 obtains a user instruction for splitting and stitching desktop images, obtains an image to be processed based on the user instruction, processes the image to be processed, obtains a target image content, and sends the target image content to the video wall desktop controller through the pre-network server 302,
the video wall controller 303 receives the target image content and distributes it to a plurality of display screens to present the target image content.
The processing system for splitting and splicing the video wall desktop images completes image splitting processing and the like in the video wall desktop server 301, then sends the image splitting processing and the like to the video wall controller 303 through the front-end network server 302, and presents target image contents through a plurality of display screens, thereby solving the problem of large processing quantity in the original display screens.
The foregoing is merely exemplary embodiments of the present invention, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that variations and modifications can be made by those skilled in the art without departing from the structure of the present invention. These should also be construed as protecting the invention, which does not affect the effect of the practice of the invention and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (6)
1. A processing method for video wall desktop image segmentation and splicing is characterized by comprising the following steps:
establishing connection between a video wall desktop server and a video wall controller based on a front-end network server, wherein the video wall controller is connected with a display screen;
acquiring a user instruction for segmentation and splicing of desktop images;
acquiring image content to be processed based on the user instruction and processing the image content to be processed to obtain target image content;
the method comprises the steps that target image content is sent to a front-end network server based on a network protocol and is sent to a video wall controller through the front-end network server, so that the video wall controller distributes the target image content to a plurality of display screens, the target image content is presented to a user based on the cooperative work of the display screens, and the front-end network server is connected with the video wall controller through USB; the plurality of display screens are connected with the video wall controller through display interface wires.
2. The method for processing video wall desktop image segmentation and stitching according to claim 1, wherein the processing of the image content to be processed specifically includes one or more of image compression, segmentation, image decoding, image encoding, scaling and rotation of the image content to be processed.
3. The processing device for video wall desktop image segmentation and splicing is characterized by comprising:
the connection module is used for establishing connection with the video wall controller based on the front-end network server, wherein the video wall controller is connected with the display screen;
the acquisition module is used for acquiring a user instruction for segmentation and splicing of the desktop images;
the image processing module is used for acquiring image content to be processed based on the user instruction and processing the image content to be processed to obtain target image content;
the system comprises a transmitting module, a video wall controller, a network protocol-based front-end network server and a video wall controller, wherein the transmitting module is used for transmitting target image content to the front-end network server based on the network protocol and transmitting the target image content to the video wall controller through the front-end network server so that the video wall controller distributes the target image content to a plurality of display screens, and the target image content is presented to a user based on the cooperative work of the display screens; the plurality of display screens are connected with the video wall controller through display interface wires.
4. A processing device for video wall desktop image segmentation stitching according to claim 3, wherein the processing of the image content to be processed specifically includes one or more of image compression, segmentation, image decoding, image encoding, scaling and rotation of the image content to be processed.
5. A computer readable storage medium having stored thereon a computer program, wherein a processor is configured to execute the computer program stored in the storage medium to implement a processing method for video wall desktop image segmentation and stitching according to any one of claims 1-2.
6. The processing system for video wall desktop image segmentation and splicing is characterized by comprising a front-end network server, a video wall desktop server, a video wall controller and a plurality of display screens, wherein the front-end network server is used for connecting the desktop server and the video wall controller, the video wall controller is connected with the display screens through display interface lines, and the front-end network server is connected with the video wall controller through USB;
the video wall desktop server obtains a user instruction for segmentation and splicing of desktop images, obtains an image to be processed based on the user instruction, processes the image to be processed, obtains target image content, sends the target image content to the video wall desktop controller through the preposed network server,
the video wall controller receives the target image content and distributes the target image content to a plurality of display screens to present the target image content.
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