CN112822420B - Video processing device and large-screen splicing wall display system - Google Patents
Video processing device and large-screen splicing wall display system Download PDFInfo
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- CN112822420B CN112822420B CN202011624697.1A CN202011624697A CN112822420B CN 112822420 B CN112822420 B CN 112822420B CN 202011624697 A CN202011624697 A CN 202011624697A CN 112822420 B CN112822420 B CN 112822420B
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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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
- G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
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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
- H04N5/2624—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 for obtaining an image which is composed of whole input images, e.g. splitscreen
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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
- H04N5/265—Mixing
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- Theoretical Computer Science (AREA)
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a video processing device and a large-screen splicing wall display system, wherein the video processing device comprises: the electro-optical conversion module is used for converting the network video signal stream into an optical fiber video signal stream; the first signal conversion module is used for converting the optical fiber video signal stream into an agreed protocol signal stream; the signal acquisition module is used for converting the third-party video signal stream into an agreed protocol signal stream; the output module is used for converting the agreed protocol signal flow into a signal flow corresponding to the interface type of the splicing wall; the second signal conversion module is used for converting the agreed protocol signal stream into a network video signal stream; and the signal crossing module is used for transmitting the agreed protocol signal stream. The video processing device and the large-screen spliced wall display system provided by the invention can integrate more signal types and display the signal types on the spliced wall, realize the advantage complementation of two seat products and enlarge the use scenes of the seat products.
Description
Technical Field
The invention belongs to the technical field of computers, and particularly relates to a video processing device and a large-screen splicing wall display system.
Background
Fiber optic and network agents have been two main flow directions for agent products. The optical fiber seat has the advantages of being capable of accessing various signal types, stable in signal transmission, low in time delay and the like; the defects are that the optical fiber routing and the seat layout need special design, and the threshold is higher. The network seat is based on the network and has the advantages of high sharing degree, flexible wiring and the like; the disadvantage is that the signal type accessed is relatively single.
The prior art provides an electro-optical conversion module, which can convert a network seat into an optical fiber seat, and realize the advantage complementation of two seat products, so that a video image at a network seat end can be displayed on the optical fiber seat end, and the seat management is further facilitated. However, in the application of screen splicing display, how to intensively display the video images of a network seat, an optical fiber seat and a third party source (such as an HDMI interface, a DVI interface and the like) on a spliced wall does not have a good solution in the prior art.
Disclosure of Invention
The invention provides a video processing device and a large-screen splicing wall display system, which can solve or at least partially solve the technical problems.
The invention adopts the following technical scheme:
in a first aspect, a video processing apparatus is provided, including:
the electro-optical conversion module is used for converting the network video signal stream into an optical fiber video signal stream;
the first signal conversion module is used for converting an optical fiber video signal stream into a signal stream with an agreed protocol, and the first signal conversion module is in communication connection with the electro-optical conversion module;
the signal acquisition module is used for converting the third-party video signal stream into an agreed protocol signal stream;
the output module is used for converting the agreed protocol signal flow into a signal flow corresponding to the interface type of the splicing wall;
and the signal cross module is in communication connection with the first signal conversion module, the signal acquisition module and the output module respectively, and is used for transmitting a protocol-agreed signal stream.
Optionally, the method further comprises:
and the second signal conversion module is used for converting the agreed protocol signal stream into a network video signal stream, and is in communication connection with the signal crossing module.
Optionally, the method further comprises:
and the network switching module is in communication connection with the electro-optical conversion module and the second signal conversion module respectively, and is used for switching network video signal streams.
Optionally, the first signal conversion module is further configured to convert the agreed protocol signal stream into a fiber optic video signal stream.
Optionally, the first signal conversion module is configured to convert an optical fiber video signal stream output by the optical fiber seat into an agreed protocol signal stream and convert the optical fiber video signal stream output by the electrical-to-optical conversion module into an agreed protocol signal stream.
Optionally, the signal acquisition module includes at least one of an HDMI signal acquisition unit, a DP signal acquisition unit, a DVI signal acquisition unit, a VGA signal acquisition unit, and an IP signal acquisition unit.
In a second aspect, a large-screen tiled wall display system is provided, including:
the video processing apparatus as described above;
the optical fiber video signal stream output by the optical fiber seat is transmitted to a spliced wall for display through a first signal conversion module, a signal crossing module and an output module of the video processing device;
the network video signal stream output by the network seat is transmitted to the spliced wall for display through the electro-optical conversion module, the first signal conversion module, the signal crossing module and the output module of the video processing device;
and the third-party video signal stream output by the third-party video terminal is transmitted to the spliced wall for display through the signal acquisition module, the signal crossing module and the output module of the video processing device.
Optionally, the video processing apparatus further includes:
the second signal conversion module is used for converting an agreed protocol signal stream into a network video signal stream, and the second signal conversion module is in communication connection with the signal crossing module;
the optical fiber video signal stream output by the optical fiber seat is transmitted to the network seat for display through the first signal conversion module, the signal crossing module and the second signal conversion module of the video processing device; and a third-party video signal stream output by the third-party video terminal is transmitted to the network seat for display through the signal acquisition module, the signal crossing module and the second signal conversion module of the video processing device.
Optionally, the first signal conversion module is further configured to convert an agreed protocol signal stream into an optical fiber video signal stream;
the network video signal stream output by the network seat is transmitted to the optical fiber seat for display through the electro-optical conversion module of the video processing device; and a third-party video signal stream output by the third-party video end is transmitted to the optical fiber seat for display through the signal acquisition module, the signal crossing module and the first signal conversion module of the video processing device.
Optionally, a third-party video signal stream output by the third-party video terminal is transmitted to the optical fiber seat for display through the signal acquisition module, the signal crossing module and the first signal conversion module of the video processing device;
and a third-party video signal stream output by the third-party video terminal is transmitted to the network seat for display through the signal acquisition module, the signal crossing module and the second signal conversion module of the video processing device.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
integrating videos of an optical fiber seat and a network seat through an electro-optical conversion module and a first signal conversion module, and converting the videos into a protocol signal stream; collecting a third-party video signal stream through a signal collection module, and converting the third-party video signal stream into an agreed protocol signal stream; and then the output module converts the video with the optical fiber seat and the network seat and the agreed protocol signal stream of the third-party video into a signal stream corresponding to the interface type of the splicing wall, so that the arbitrary splicing display of the large-screen splicing wall can be realized. The video processing device and the large-screen spliced wall display system provided by the embodiment of the invention can integrate more signal types and display the signal types on the spliced wall, thereby realizing the complementary advantages of two seat products and expanding the use scenes of the seat products.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 to 3 are structural diagrams of a video processing apparatus according to an embodiment of the present invention;
fig. 4 is a structural diagram of a large-screen tiled wall display system according to an embodiment of the present invention.
Illustration of the drawings:
11. a signal acquisition module; 12. an output module; 13. a signal crossing module; 14. a first signal conversion module; 15. an electro-optical conversion module; 16. a second signal conversion module; 17. a network switching module; 20. splicing the wall; 30. a network agent; 40. an optical fiber seat; 50. and a third-party video terminal.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present embodiment provides a video processing apparatus, including:
the electro-optical conversion module 15 is used for converting the network video signal stream into an optical fiber video signal stream;
the first signal conversion module 14 is used for converting the optical fiber video signal stream into a signal stream with an agreed protocol, and the first signal conversion module 14 is in communication connection with the electro-optical conversion module 15;
the signal acquisition module 11 is configured to convert a third-party video signal stream into an agreed protocol signal stream;
the output module 12 is used for converting the agreed protocol signal stream into a signal stream corresponding to the interface type of the splicing wall 20;
the signal crossing module 13, the signal crossing module 13 are respectively connected with the first signal conversion module 14, the signal acquisition module 11 and the output module 12 in a communication manner, and the signal crossing module 13 is used for transmitting a signal stream of an agreed protocol.
The network video signal stream from the network agent 30 may be converted to a fiber optic video signal stream by the electrical-to-optical conversion module 15. It should be understood that the electro-optical conversion module 15 is essentially a module that converts electrical signals into optical signals for transmission.
In this embodiment, a plurality of first signal conversion modules 14 may be provided as needed. One of the first signal conversion modules 14 may convert the optical fiber video signal stream converted by the electrical-to-optical conversion module 15 into a signal stream of an agreed protocol; a first signal conversion module 14 may convert the fiber optic video signal stream output by the fiber optic agent 40 into a signal stream of a predetermined protocol. Then, the agreed protocol signal stream is made to flow inside the processing device through the signal crossing module 13, and is transmitted to the output module 12 for use.
Meanwhile, the signal acquisition module 11 may convert the third party video signal stream output by the third party video terminal 50 into an agreed protocol signal stream, and the agreed protocol signal stream also flows inside the processing device through the signal crossing module 13 and is transmitted to the output module 12 for use.
In summary, the output module 12 may convert the agreed protocol signal stream in the signal crossing module 13 into the port type that the splicing wall 20 can receive according to the requirement, so that the splicing wall 20 can splice and display at least one of the video output by the third-party video terminal 50, the video output by the network seat 30, and the video output by the fiber seat 40, thereby implementing any splicing and display.
It will be appreciated that one purpose of arranging the agreed protocol signal stream is to enable it to flow inside the processing apparatus through the signal crossing module 13. The agreed protocol may be a public protocol or a private protocol. As an alternative, the agreed-upon protocol signal stream of this embodiment is a private protocol servers signal stream provided by wegian group corporation.
Compared with the prior art, the video processing device provided by the embodiment can integrate more signal types and display the signal types on the splicing wall 20, so that the advantages of two seat products are complemented, and the use scenes of the seat products are enlarged.
Further, the number of the signal acquisition module 11, the output module 12, the first signal conversion module 14, and the number of the electro-optical conversion modules 15 may be flexibly set according to actual needs.
As an optional implementation manner of this embodiment, the signal acquisition module 11 includes but is not limited to: HDMI signal acquisition unit, DP signal acquisition unit, DVI signal acquisition unit, VGA signal acquisition unit and IP signal acquisition unit. Therefore, the third party video signal stream output by the third party video terminal 50 includes, but is not limited to, HDMI, DP, DVI, VGA and IP video signal streams; each acquisition unit can convert the corresponding type of video signal into a signal stream of a promissory protocol.
Referring to fig. 2, in order to further improve the efficiency of collaboration between agents, the video processing apparatus further includes:
the second signal conversion module 16 is configured to convert the agreed protocol signal stream into a network video signal stream, and the second signal conversion module 16 is communicatively connected to the signal crossing module 13.
Therefore, the fiber optic video signal stream output by the fiber optic seat 40 can be transmitted to the network seat 30 for display via the first signal conversion module 14, the signal crossing module 13 and the second signal conversion module 16. Similarly, the third party video signal stream output by the third party video terminal 50 can be transmitted to the network seat 30 for display via the signal acquisition module 11, the signal crossing module 13 and the second signal conversion module 16.
As a modification of this embodiment, the first signal conversion module 14 is further configured to convert the agreed protocol signal stream into a fiber optic video signal stream. Therefore, the network video signal stream output by the network seat 30 can be transmitted to the optical fiber seat 40 via the electro-optical conversion module 15 for display. Similarly, the third party video signal stream output by the third party video terminal 50 can be transmitted to the optical fiber seat 40 for display via the signal acquisition module 11, the signal crossing module 13 and the first signal conversion module 14.
Referring to fig. 3, as an embodiment of the present invention, the video processing apparatus further includes:
the network switching module 17, the network switching module 17 is connected to the electrical-to-optical conversion module 15 and the second signal conversion module 16 in a communication manner, and the network switching module 17 is used for switching network video signal streams.
When the video processing apparatus implements the above functions, it is necessary to configure hardware information and software information, such as an IP address and a gateway, to the electrical-to-optical conversion module 15, the network agent 30, the optical fiber agent 40, and the second signal conversion module 16.
Referring to fig. 4, in another embodiment of the present application, there is provided a large-screen tiled wall 20 display system, including:
the video processing apparatus provided in the above embodiment;
the optical fiber video signal stream output by the optical fiber seat 40 is transmitted to the spliced wall 20 through the first signal conversion module 14, the signal crossing module 13 and the output module 12 of the video processing device for display;
the network video signal stream output by the network seat 30 is transmitted to the spliced wall 20 through the electro-optical conversion module 15, the first signal conversion module 14, the signal crossing module 13 and the output module 12 of the video processing device for display;
the third-party video terminal 50, the third-party video signal stream output by the third-party video terminal 50 is transmitted to the mosaic wall 20 for display through the signal acquisition module 11, the signal crossing module 13 and the output module 12 of the video processing device.
Since a specific operation principle has been explained in the above embodiments, it is not described herein.
The large-screen spliced wall 20 display system provided by the embodiment can integrate more signal types and display the signal types on the spliced wall 20, thereby realizing the complementary advantages of two seat products and expanding the use scenes of the seat products.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A video processing apparatus, comprising:
the electro-optical conversion module is used for converting the network video signal stream into an optical fiber video signal stream;
the first signal conversion module is used for converting an optical fiber video signal stream into a signal stream with an agreed protocol, and the first signal conversion module is in communication connection with the electro-optical conversion module;
the signal acquisition module is used for converting the third-party video signal stream into an agreed protocol signal stream;
the output module is used for converting the agreed protocol signal flow into a signal flow corresponding to the interface type of the splicing wall;
the signal cross module is respectively in communication connection with the first signal conversion module, the signal acquisition module and the output module, and is used for transmitting a protocol-agreed signal stream;
the optical fiber video signal stream output by the optical fiber seat can be transmitted to a spliced wall for display through the first signal conversion module, the signal crossing module and the output module of the video processing device;
the network video signal stream output by the network seat can be transmitted to the spliced wall display through the electro-optical conversion module, the first signal conversion module, the signal crossing module and the output module of the video processing device;
and a third-party video signal stream output by a third-party video end can be transmitted to the spliced wall for display through the signal acquisition module, the signal crossing module and the output module of the video processing device.
2. The video processing apparatus according to claim 1, further comprising:
and the second signal conversion module is used for converting the agreed protocol signal stream into a network video signal stream, and is in communication connection with the signal crossing module.
3. The video processing apparatus according to claim 2, further comprising:
and the network switching module is in communication connection with the electro-optical conversion module and the second signal conversion module respectively, and is used for switching network video signal streams.
4. The video processing apparatus of claim 1, wherein the first signal conversion module is further configured to convert a promissory protocol signal stream into a fiber optic video signal stream.
5. The video processing apparatus according to claim 1, wherein the first signal conversion module is configured to convert a fiber video signal stream output by a fiber seat into a contracted protocol signal stream and convert a fiber video signal stream output by the electro-optical conversion module into a contracted protocol signal stream.
6. The video processing apparatus of claim 1, wherein the signal acquisition module comprises at least one of an HDMI signal acquisition unit, a DP signal acquisition unit, a DVI signal acquisition unit, a VGA signal acquisition unit, and an IP signal acquisition unit.
7. A large screen tiled wall display system, comprising:
the video processing apparatus of any of claims 1 to 6;
the optical fiber video signal stream output by the optical fiber seat is transmitted to a spliced wall for display through a first signal conversion module, a signal crossing module and an output module of the video processing device;
the network video signal stream output by the network seat is transmitted to the spliced wall for display through the electro-optical conversion module, the first signal conversion module, the signal crossing module and the output module of the video processing device;
and the third-party video signal stream output by the third-party video terminal is transmitted to the spliced wall for display through the signal acquisition module, the signal crossing module and the output module of the video processing device.
8. The large screen tiled wall display system according to claim 7, wherein the video processing device further comprises:
the second signal conversion module is used for converting an agreed protocol signal stream into a network video signal stream, and the second signal conversion module is in communication connection with the signal crossing module;
the optical fiber video signal stream output by the optical fiber seat is transmitted to the network seat for display through the first signal conversion module, the signal crossing module and the second signal conversion module of the video processing device; and a third-party video signal stream output by the third-party video terminal is transmitted to the network seat for display through the signal acquisition module, the signal crossing module and the second signal conversion module of the video processing device.
9. The large-screen splicing wall display system according to claim 8, wherein the first signal conversion module is further configured to convert an agreed protocol signal stream into an optical fiber video signal stream;
the network video signal stream output by the network seat is transmitted to the optical fiber seat for display through the electro-optical conversion module of the video processing device; and a third-party video signal stream output by the third-party video end is transmitted to the optical fiber seat for display through the signal acquisition module, the signal crossing module and the first signal conversion module of the video processing device.
10. The large-screen splicing wall display system according to claim 9, wherein a third-party video signal stream output by the third-party video terminal is transmitted to the optical fiber seat for display through the signal acquisition module, the signal crossing module and the first signal conversion module of the video processing device;
and a third-party video signal stream output by the third-party video terminal is transmitted to the network seat for display through the signal acquisition module, the signal crossing module and the second signal conversion module of the video processing device.
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| CN202011624697.1A CN112822420B (en) | 2020-12-30 | 2020-12-30 | Video processing device and large-screen splicing wall display system |
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| CN202011624697.1A CN112822420B (en) | 2020-12-30 | 2020-12-30 | Video processing device and large-screen splicing wall display system |
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| US9400627B2 (en) * | 2012-12-07 | 2016-07-26 | Samsung Electronics Co., Ltd. | Display including signal transmission scheme using optical interconnection and electrical interconnection |
| CN105721791B (en) * | 2016-02-02 | 2018-04-17 | 深圳市创维群欣安防科技股份有限公司 | A kind of rotational display method and system of mosaic display screen |
| US10467169B2 (en) * | 2016-10-11 | 2019-11-05 | I/O Interconnect, Ltd. | Human interface device switch with security function |
| CN108076329A (en) * | 2016-11-16 | 2018-05-25 | 北京航天长峰股份有限公司 | A kind of standardization of more video source signals and Explore of Unified Management Ideas |
| IL253041B (en) * | 2017-04-05 | 2021-06-30 | Fibernet Ltd | Secured kvm switching device with unidirectional communications |
| KR101869453B1 (en) * | 2017-10-13 | 2018-07-23 | 주식회사 제노시스 | Video wall system using multiple decoder devices |
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