CN113407137A - Multi-screen projection abnormal shape concatenation correction system - Google Patents

Multi-screen projection abnormal shape concatenation correction system Download PDF

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Publication number
CN113407137A
CN113407137A CN202110708873.8A CN202110708873A CN113407137A CN 113407137 A CN113407137 A CN 113407137A CN 202110708873 A CN202110708873 A CN 202110708873A CN 113407137 A CN113407137 A CN 113407137A
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CN
China
Prior art keywords
display
central controller
fuses
host computer
host
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Withdrawn
Application number
CN202110708873.8A
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Chinese (zh)
Inventor
张蔚
陈乔
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Wuhan Tianrui Century Digital Technology Co ltd
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Wuhan Tianrui Century Digital Technology Co ltd
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Priority to CN202110708873.8A priority Critical patent/CN113407137A/en
Publication of CN113407137A publication Critical patent/CN113407137A/en
Withdrawn legal-status Critical Current

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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)

Abstract

The invention discloses a multi-screen projection special-shaped splicing correction system which comprises a central controller, a client host, a server host, a projector system, a sound system, a display and input equipment, wherein the central controller is connected with the client host, the server host, the display and the input equipment; the server-side host is connected with the sound system; the client host is connected with the projector system. The system can freely adjust the display shape and the display area of the display content, and is suitable for the fusion display of various special-shaped contents. The image processed by the system can completely eliminate visual discomfort caused by light leakage band overlapping, so that the fused image is smoother and more natural, and the projection display requirement of the image with larger dynamic brightness is met. In addition, the system also has the advantages of high compatibility, moderate requirement on the performance of the host, low use price and the like.

Description

Multi-screen projection abnormal shape concatenation correction system
Technical Field
The invention belongs to the technical field of screen projection equipment, and particularly relates to a multi-screen projection special-shaped splicing correction system.
Background
With the development of society and the improvement of the level of science and technology, multimedia projection equipment develops rapidly. However, the existing projection equipment cannot work well stably with a display card, cannot be suitable for fusion display of various special-shaped contents, and has visual discomfort caused by overlapping of light leakage bands.
Disclosure of Invention
The invention aims to provide a multi-screen projection special-shaped splicing correction system, which aims to solve the problems in the background technology and realize the stable work of photographic equipment and a computer display card by combining a computer software program with the function of the display card.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a heterotypic concatenation correction system of many screen projections, fuses host computer, server end including central controller, customer end, fuses host computer, projector system, sound system, display and input device, central controller fuses host computer, server end with the customer end respectively and fuses host computer, display and input device and link to each other, server end fuses the host computer and links to each other with sound system, the customer end fuses the host computer and links to each other with projector system, projector system includes a plurality of projectors.
The central controller is also connected with a playing module and used for playing AVI high-definition videos and pictures.
The central controller is also connected with a desktop module for supporting computer application programs and operation.
The central controller is also connected with a control module for local area network control, 232 serial port control and third-party software control.
The central controller is also connected with an acquisition module for acquiring signals of a plurality of user machines and synchronously displaying the signals.
The system also includes a geometric correction and color correction module to correct the image.
The debugging mode of the system at least comprises a full keyboard mode, a common mode and a full automatic mode.
The system can use the models of the display cards including an A card and an N card.
Compared with the prior art, the invention has the beneficial effects that:
(1) the system allows the project projector to be placed at will (breaks through the limitation of rows and columns), and seamless fusion can be realized only by covering a display area with projection images;
(2) the system can randomly adjust the display shape and the display area of the display content and is suitable for the fusion display of various special-shaped contents;
(3) the image finally output after being processed by the system can completely eliminate visual discomfort caused by overlapping of light leakage bands, so that a fused picture is smoother and more natural, and the projection display requirement of a picture with high dynamic brightness is met;
(4) the system has high compatibility, moderate requirement on the host and low use price.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the system comprises a central controller, 2, a display and an input device, 3, a server-side fusion host, 4, a client-side fusion host, 5, a sound system, 6, a projector, 01, a playing module, 02, a desktop module, 03, an acquisition module, 04 and a control module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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 invention provides a technical solution:
the utility model provides a many screen projections abnormal shape concatenation correction system, fuses host computer 2, server end and fuses host computer 3, a plurality of projector 6, sound system 5, display and input device 2 including central controller 1, customer end, central controller 1 fuses host computer 4, server end with the customer end respectively and fuses host computer 3, display and input device 2 and link to each other, and server end fuses host computer 3 and links to each other with sound system 5, and customer end fuses host computer 4 and links to each other with a plurality of projector 6.
The central controller 1 is also connected with a playing module 01 for playing AVI high-definition videos and pictures.
The central controller 1 is further connected with a desktop module 02 for supporting computer application programs and operations.
The central controller 1 is also connected with a control module for local area network control, 232 serial port control and third-party software control.
The central controller 1 is further connected with an acquisition module 03 for acquiring signals of a plurality of user machines and performing synchronous display.
The system also includes a geometric correction and color correction module to correct the image.
The debugging mode of the system at least comprises a full keyboard mode, a common mode and a full automatic mode.
The system can use the models of the display cards including an A card and an N card.
The system specifically comprises the following steps:
a. performing geometric correction, namely freely performing stretching, compression, reminding deformation, perspective deformation, angle adjustment and other treatment on the picture by using a geometric correction processing algorithm subjected to depth optimization, and realizing rapid minute-level debugging by using a dynamic marking replication point;
b. edge feathering, namely automatically debugging to form a smooth and natural fusion zone;
c. and color gamut correction, namely, eliminating inherent chromatic aberration among the projectors, so that the color consistency among the projectors is better, and the color transition is smoother and more natural after the fusion zone is adjusted.
d. Dark field processing, namely automatically or manually adjusting a dark field light leakage band, and smoothing each color level, particularly dark field color level, by fusing brightness compensation processing.
The system also comprises a playing module, and the specific functions of the playing module are as follows:
support for AVI high definition video and picture playback. And a third-party video decoder is supported, so that the player supports more video formats.
The picture display scale may be adjusted according to the use requirements.
Supporting multiple video and picture switching play and sequential play.
It can control the playing video to pause, stop, replay, loop play, play speed, fast forward \ rewind, etc.
O support active and inactive stereo.
And o video synchronous playing.
The system also comprises a desktop module, and the specific functions of the desktop module are as follows:
it supports all computer applications and operations, with display synchronized to the user display.
And the multi-window display can be started in cooperation with the acquisition module.
Support is provided for integration with other software applications (e.g., interactive projection, virtual reality, etc.).
The debugging mode of the system at least comprises a full keyboard mode, a common mode and a full automatic mode, and the debugging mode specifically comprises the following steps:
a. full keyboard mode: the method is suitable for the situation of placing the regular project projectors in M rows and N columns, does not need the assistance of a mouse and a display, can be directly adjusted according to projection feedback, supports passive stereo fusion, and reduces the number of debugging grids added at will. The debugging result of the full keyboard mode can be continuously adjusted in a common mode, and further refinement or special-shaped display adjustment is supported.
b. A normal mode: is suitable for the situation that a plurality of project projectors are arranged in a complicated and irregular way (such as a ball type and a dome display)
c. A full-automatic mode: and adjusting the color temperature, the color difference and the black level of the engineering projector. The brand new fusion transition adjusting method realizes various complex (groined-shaped and arbitrary-shaped) fusion transitions through simple and convenient adjustment.
The equipment requirements are as follows:
o a processor: 1GHz 32-bit or 64-bit processor
O memory: 1GB and above
O display card: support DirectX 9128M and above (open AERO effect)
O hard disk space: more than 16G (main partition, NTFS format)
O a display: a resolution of 1024X768 pixels and above (below which partial functionality cannot be displayed normally) or a display device that can support touch technology is required.
Display card selection the system may use display card models including a and N cards, up to 6 channels, recommending the use of an as-you-go-2 a card with multiple a cards and 2 screens, and larger may use 6 a cards or more.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a many screen projections abnormal shape concatenation correction system, its characterized in that, fuses host computer, server end and fuses host computer, projector system, sound system, display and input device including central controller, customer end, central controller fuses host computer, server end respectively and fuses host computer, display and input device and link to each other, server end fuses the host computer and links to each other with sound system, the customer end fuses the host computer and links to each other with projector system, projector system includes a plurality of projectors.
2. A multi-screen projection special-shaped splicing correction system as claimed in claim 1, wherein the central controller is further connected with a playing module for playing AVI high-definition video and pictures.
3. A multi-screen projection special-shaped splicing correction system as claimed in claim 1, wherein the central controller is further connected with a desktop module for supporting computer application programs and operations.
4. A multi-screen projection special-shaped splicing correction system as claimed in claim 1, wherein the central controller is further connected with a control module for local area network control, 232 serial port control and third party software control.
5. A multi-screen projection special-shaped splicing correction system as claimed in claim 1, wherein the central controller is further connected with an acquisition module for acquiring signals of a plurality of user machines for synchronous display.
CN202110708873.8A 2021-06-25 2021-06-25 Multi-screen projection abnormal shape concatenation correction system Withdrawn CN113407137A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110708873.8A CN113407137A (en) 2021-06-25 2021-06-25 Multi-screen projection abnormal shape concatenation correction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110708873.8A CN113407137A (en) 2021-06-25 2021-06-25 Multi-screen projection abnormal shape concatenation correction system

Publications (1)

Publication Number Publication Date
CN113407137A true CN113407137A (en) 2021-09-17

Family

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CN202110708873.8A Withdrawn CN113407137A (en) 2021-06-25 2021-06-25 Multi-screen projection abnormal shape concatenation correction system

Country Status (1)

Country Link
CN (1) CN113407137A (en)

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Application publication date: 20210917

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