CN112738421B - Method, system and storage medium for realizing KVM (keyboard video mouse) seat preview function of optical fiber matrix - Google Patents
Method, system and storage medium for realizing KVM (keyboard video mouse) seat preview function of optical fiber matrix Download PDFInfo
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- CN112738421B CN112738421B CN202011606308.2A CN202011606308A CN112738421B CN 112738421 B CN112738421 B CN 112738421B CN 202011606308 A CN202011606308 A CN 202011606308A CN 112738421 B CN112738421 B CN 112738421B
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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
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
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Abstract
The invention relates to the technical field of seat cooperation, and provides a method, a system and a storage medium for realizing a KVM (keyboard video mouse) seat preview function of a fiber matrix, wherein the method comprises the following steps: the acquisition box acquires and encodes a video signal source to generate a signal input preview picture; the acquisition box transmits the signal input preview picture to the optical fiber switching matrix; the management module transmits all the signal input preview pictures of all the acquisition boxes in the optical fiber switching matrix to the preview synthesis module, synthesizes the signal input preview pictures and outputs the synthesized signal preview pictures; the management module outputs the signal preview output picture synthesized by the preview synthesis module to each display box through the optical fiber switching matrix; and the display box cuts and displays the video signals of the acquisition box to be displayed on the corresponding seat end from the signal preview output picture according to the preview video configuration information. The invention is used for solving the problem that whether the signal source is normal or not can not be known before switching the signal, and realizes the function of checking all accessed signal sources at the display end in the optical fiber matrix KVM in real time.
Description
Technical Field
The invention relates to the technical field of seat cooperation, in particular to a method, a system and a storage medium for realizing a KVM (keyboard video mouse) seat preview function.
Background
In recent years, especially with the rapid development of communication technology, internet technology, mobile payment technology, information technology and big data technology, the information amount to be processed by information control rooms in various industries is increasing, and more computer servers need to be scheduled and coordinated, so that in the past, a man-machine conversation management mode that a man and a machine are located in one space and one person and one machine at the same place cannot completely meet the requirements of rapid collaborative office management of multiple scenes, multiple applications, multiple systems and multiple network segments at present. The KVM seat system is widely applied to the fields of finance, communication, radio and television, traffic, safety, transportation, aerospace, aviation, enterprises and the like, and the application scene covers professional scenes of government management, military exercise, public safety, dispatching control, aviation control, broadcast editing, medical images, live deduction, education and training, advertisement display, bank finance and the like.
KVM is an abbreviation of Keyboard Video Mouse, which allows one to access the computer of the computer room in a Keyboard and Mouse set, and plug and play without the need to install software on the target machine. The optical fiber matrix is used instead of a network, so that the real-time performance of the image and the mouse is guaranteed, and the effect of smoothness and real-time performance of the image and the mouse is achieved as same as that of a local operation computer.
In the prior art, the optical fiber matrix does not have a signal source preview function, and whether a signal source is normal or not cannot be known before switching signals.
Disclosure of Invention
The present invention is directed to overcome at least one defect (deficiency) in the prior art, and provides a method, a system, and a storage medium for implementing a function of previewing a KVM agent on an optical fiber matrix, so as to solve the problem that whether a signal source is normal or not cannot be known before switching signals, and implement a function of viewing all accessed signal sources in real time on a display terminal in a KVM on the optical fiber matrix.
The invention adopts a technical scheme that a method for realizing a KVM (keyboard video mouse) seat preview function of a fiber matrix is provided, which comprises the following steps:
configuring a corresponding acquisition box for each front-end signal source, acquiring and coding video signals, and generating signal input preview pictures;
the preview output of each acquisition box is divided into a plurality of input preview areas, and the signal input preview picture of the acquisition box is reduced to one of the areas;
the acquisition box transmits the signal input preview picture to the optical fiber switching matrix through the optical fiber;
the management module transmits all signal input preview pictures of all the acquisition boxes in the optical fiber switching matrix to the preview synthesis module, and synthesizes signal preview output pictures;
the management module outputs the signal preview output picture synthesized by the preview synthesis module to each display box through an optical fiber switching matrix, and the display boxes divide display areas according to the signal input number of the acquisition boxes;
and the display box cuts and displays the video signals of the acquisition box to be displayed on the corresponding seat end from the signal preview output picture according to the preview video configuration information.
Compared with the prior art, the preview synthesis module is arranged to synthesize all video input signals into a preview video picture, and the synthesized preview video is transmitted to the seat end, so that the seat end can preview a signal source signal in real time, and the preview video can achieve the effects of no compression and low delay based on optical fiber transmission.
Further, the acquisition box preview resolution output is configured to be 1920 × 1080, and is divided into 8 × 12 areas, which can support signals of 96 acquisition boxes at most, and each area stores one acquisition box signal input preview picture.
Furthermore, the resolution output of the preview synthesis module is 3840 × 2160, which is divided into 2 × 2 regions, and supports 4 sets of seat systems to cascade, and the signal preview output picture synthesized by each seat system preview synthesis module is placed in the corresponding region.
Furthermore, the display box corresponds to the signal input of the n acquisition boxes, and displays n signal preview output pictures with the maximum resolution;
when the n signal preview output pictures can be uniformly distributed in the output picture of the display box, the output picture of the display box is divided into n signal preview output picture areas;
when the n signal preview output pictures can not be uniformly distributed in the output picture of the display box, the output picture of the display box is divided into n +1 signal preview output picture areas.
In the scheme, the display box divides the output picture of the display box according to the signal input number of the acquisition box, so that the signal preview output picture is fully distributed in the output picture of the whole display box to the greatest extent, and the signal preview output picture is in the maximum clear state.
On the other hand, the invention adopts another technical scheme that a management system for realizing the KVM seat preview function of the fiber matrix is provided, which comprises an acquisition module, a segmentation module, a synthesis module, an output module and a display module;
the acquisition module is used for acquiring and encoding video signals and generating signal input preview pictures;
the synthesis module is used for synthesizing signal input preview pictures generated by all the acquisition modules into signal preview output pictures;
the output module is used for outputting the signal preview output picture generated by the synthesis module;
the display module is used for receiving the signal preview output picture output by the output module and displaying the signal preview output picture;
the segmentation module is used for segmenting the preview output of the acquisition module into a plurality of input preview areas, so that the acquisition module can narrow the signal input preview picture of the acquisition module to one of the areas.
On the other hand, another technical scheme adopted by the invention is that a hardware system for realizing the KVM seat preview function of the optical fiber matrix is provided, which comprises a collection box, an optical fiber matrix switcher, a manager, a display box and a seat terminal, wherein the collection box, the display box, the seat terminal and the optical fiber matrix switcher are respectively connected with the manager;
the acquisition box is connected with the optical fiber matrix switcher through an optical fiber link and used for acquiring coded video signals, generating signal input preview pictures and transmitting the signal input preview pictures to the optical fiber matrix switcher;
the manager is used for combining the signal preview input picture received by the optical fiber matrix switcher with a signal preview output picture and transmitting the combined signal preview output picture to the display box through the optical fiber matrix switcher;
the display box is connected with the optical fiber matrix switcher through an optical fiber link, and previews and outputs received signals to the seat terminal.
Further, the seat terminal comprises a display, a mouse and a keyboard; the mouse and the keyboard are connected with the display, and the display is used for displaying a signal preview output picture; the mouse and the keyboard are used for sending instructions to the manager, so that after the manager receives the instructions, the manager transmits detailed video signals of the signal preview output picture selected by the instructions to the display according to the instructions.
On the other hand, another technical solution adopted by the present invention is to provide a computer device, including a memory and a processor, where the memory stores a computer program, and the processor implements the steps of the method for implementing the function of previewing the KVM seat on the fiber matrix when executing the computer program.
In another aspect, the present invention provides a storage medium having a computer program stored thereon, where the computer program is executed by a processor to implement the steps of the method for implementing the KVM agent preview function for the fiber matrix.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the preview synthesis module is arranged in the KVM seat system, all video input signals are synthesized into the preview video picture, and the synthesized preview video is transmitted to the seat end, so that the seat end can preview the signal source signal in real time, and the preview video can achieve the effects of no compression and low delay based on optical fiber transmission.
Drawings
FIG. 1 is a flow chart of the method of the present invention.
FIG. 2 is a diagram of the management system of the present invention.
FIG. 3 is a diagram of a hardware system architecture according to the present invention
Reference numerals: the device comprises an acquisition module 1, a segmentation module 2, a synthesis module 3, an output module 4, a display module 5, an acquisition box 6, a fiber matrix switcher 7, a manager 8, a display box 9 and a display 10.
Detailed Description
The drawings are only for purposes of illustration and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1, the present embodiment provides a method for implementing a fiber matrix KVM agent preview function, including the following steps:
s1: configuring a corresponding acquisition box for each front-end signal source, acquiring and encoding video signals, and generating signal input preview pictures;
s2: the preview output of each acquisition box is divided into a plurality of input preview areas, and the signal input preview picture of the acquisition box is reduced to one of the areas;
s3: the acquisition box transmits the signal input preview picture to the optical fiber switching matrix through the optical fiber;
s4: the management module transmits all signal input preview pictures of all the acquisition boxes in the optical fiber switching matrix to the preview synthesis module, and synthesizes signal preview output pictures;
s5: the management module outputs the signal preview output picture synthesized by the preview synthesis module to each display box through an optical fiber switching matrix, and the display boxes divide display areas according to the signal input number of the acquisition boxes;
s6: and the display box cuts and displays the video signals of the acquisition box to be displayed on the corresponding seat end from the signal preview output picture according to the preview video configuration information.
Specifically, the acquisition box preview resolution output is configured to be 1920 × 1080, and is divided into 8 × 12 areas, which can support signals of 96 acquisition boxes at most, and each area stores one acquisition box signal input preview picture.
Specifically, the preview synthesis module is configured to be 3840 × 2160 in resolution output, and is divided into 2 × 2 areas, so as to support 4 sets of seat systems to perform cascade connection, and a signal preview output picture synthesized by each seat system preview synthesis module is placed in the corresponding area.
Specifically, the display box corresponds to signal input of n acquisition boxes, and displays n signal preview output pictures with maximum resolution;
when the n signal preview output pictures can be uniformly distributed in the output picture of the display box, the output picture of the display box is divided into n signal preview output picture areas;
when the n signal preview output pictures can not be uniformly distributed in the output picture of the display box, the output picture of the display box is divided into n +1 signal preview output picture areas.
Example 2
As shown in fig. 2, the present embodiment provides a management system for implementing a fiber matrix KVM agent preview function, which includes an acquisition module 1, a splitting module 2, a synthesizing module 3, an output module 4, and a display module 5;
the acquisition module 1 is used for acquiring and encoding video signals and generating signal input preview pictures;
the synthesis module 3 is used for synthesizing signal preview output pictures by using the signal input preview pictures generated by all the acquisition modules 1;
the output module 4 is used for outputting the signal preview output picture generated by the synthesis module 3;
the display module 5 is configured to receive the signal preview output picture output by the output module 4, and display the signal preview output picture;
the dividing module 2 is used for dividing the preview output of the acquisition module 1 into a plurality of input preview areas, so that the acquisition module 1 reduces the signal input preview picture thereof to one of the areas.
Example 3
As shown in fig. 3, the present embodiment provides a hardware system for implementing a fiber matrix KVM agent preview function, which includes a collection box 6, a fiber matrix switcher 7, a manager 8, a display box 9, and an agent terminal, where the collection box 6, the display box 9, the agent terminal, and the fiber matrix switcher 7 are respectively connected to the manager 8;
the acquisition box 6 is connected with the optical fiber matrix switcher 7 through an optical fiber link, and is used for acquiring encoded video signals, generating a signal input preview picture, and transmitting the signal input preview picture to the optical fiber matrix switcher 7;
the manager 8 is configured to combine the signal preview input picture received by the fiber matrix switch 7 into a signal preview output picture, and transmit the combined signal preview output picture to the display box 9 through the fiber matrix switch 7;
the display box 9 is connected with the optical fiber matrix switcher 7 through an optical fiber link, and the display box 9 outputs the received signal preview to the seat terminal.
Specifically, the seat terminal comprises a display screen, a mouse and a keyboard; the mouse and the keyboard are connected with the display 10, and the display 10 is used for displaying a signal preview output picture; the mouse and the keyboard are used for sending instructions to the manager, so that after the manager receives the instructions, the manager transmits detailed video signals of the signal preview output picture selected by the instructions to the display 10 according to the instructions.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention claims should be included in the protection scope of the present invention claims.
Claims (9)
1. A method for realizing a KVM (keyboard video mouse) seat preview function is characterized by comprising the following steps of:
configuring a corresponding acquisition box for each front-end signal source, acquiring and encoding video signals, and generating signal input preview pictures;
the preview output of each acquisition box is divided into a plurality of input preview areas, and the signal input preview picture of the acquisition box is reduced to one of the areas;
the acquisition box transmits the signal input preview picture to the optical fiber switching matrix through the optical fiber;
the management module transmits all signal input preview pictures of all the acquisition boxes in the optical fiber switching matrix to the preview synthesis module, and synthesizes signal preview output pictures;
the management module outputs the signal preview output picture synthesized by the preview synthesis module to each display box through an optical fiber switching matrix, and the display boxes divide display areas according to the signal input number of the acquisition boxes;
the display box cuts and displays the video signals of the acquisition box to be displayed on the corresponding seat end from the signal preview output picture according to the preview video configuration information;
the display box corresponds to the signal input of the n acquisition boxes, and displays n signal preview output pictures with the maximum resolution.
2. The method of claim 1, wherein the collection box preview resolution output is configured as 1920 x 1080, and is divided into 8 x 12 regions, and can support up to 96 collection box signals, and each region stores one collection box signal input preview screen.
3. The method according to claim 1, wherein the preview module is configured to 3840 × 2160, and is divided into 2 × 2 areas, and supports 4 sets of seat systems to be cascaded, and the preview output screen of the signal synthesized by each seat system preview and synthesis module is placed in the corresponding area.
4. The method of claim 1, wherein said KVM agent preview function is implemented by said KVM agent preview function,
when the n signal preview output pictures can be uniformly distributed in the output picture of the display box, dividing the output picture of the display box into n signal preview output picture areas;
when the n signal preview output pictures can not be uniformly distributed in the output picture of the display box, the output picture of the display box is divided into n +1 signal preview output picture areas.
5. A management system for realizing a KVM (keyboard video mouse) seat preview function is characterized by comprising an acquisition module, a segmentation module, a synthesis module, an output module and a display module;
the acquisition module is used for acquiring and encoding video signals and generating signal input preview pictures;
the synthesis module is used for synthesizing signal input preview pictures generated by all the acquisition modules into signal preview output pictures;
the output module is used for outputting the signal preview output picture generated by the synthesis module;
the display module is used for receiving the signal preview output picture output by the output module, dividing a display area according to the input number of the acquisition box signals, and cutting and displaying the acquisition box video signals to be displayed on the corresponding seat end from the signal preview output picture;
the segmentation module is used for segmenting the preview output of the acquisition module into a plurality of input preview areas, so that the acquisition module can narrow the signal input preview picture of the acquisition module to one of the areas;
the display module corresponds to the signal input of the n acquisition modules and displays n signal preview output pictures with the maximum resolution.
6. A hardware system for realizing a KVM (keyboard video mouse) seat preview function of an optical fiber matrix is characterized by comprising a collection box, an optical fiber matrix switcher, a manager, a display box and a seat terminal, wherein the collection box, the display box, the seat terminal and the optical fiber matrix switcher are respectively connected with the manager;
the acquisition box is connected with the optical fiber matrix switcher through an optical fiber link and used for acquiring coded video signals, generating signal input preview pictures and transmitting the signal input preview pictures to the optical fiber matrix switcher;
the preview output of each acquisition box is divided into a plurality of input preview areas, and the signal input preview picture of the acquisition box is reduced to one of the areas;
the manager is used for combining the signal preview input picture received by the optical fiber matrix switcher with a signal preview output picture and transmitting the combined signal preview output picture to the display box through the optical fiber matrix switcher;
the display box is connected with the optical fiber matrix switcher through an optical fiber link, and the display box cuts and displays a received signal preview output picture on a corresponding seat end;
the display box corresponds to the signal input of the n acquisition boxes, and displays n signal preview output pictures with the maximum resolution.
7. The hardware system for implementing the preview function of the fiber matrix KVM agent according to claim 6, wherein the agent terminal comprises a display, a mouse, and a keyboard; the mouse and the keyboard are connected with the display, and the display is used for displaying a signal preview output picture; the mouse and the keyboard are used for sending instructions to the manager, so that after the manager receives the instructions, the manager transmits detailed video signals of the signal preview output picture selected by the instructions to the display according to the instructions.
8. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 4 when executing the computer program.
9. A storage medium having a computer program stored thereon, the computer program, when being executed by a processor, realizing the steps of the method of any one of claims 1 to 4.
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