CN105426146A - Splicing processor and processing method thereof - Google Patents
Splicing processor and processing method thereof Download PDFInfo
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- CN105426146A CN105426146A CN201510751037.2A CN201510751037A CN105426146A CN 105426146 A CN105426146 A CN 105426146A CN 201510751037 A CN201510751037 A CN 201510751037A CN 105426146 A CN105426146 A CN 105426146A
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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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Abstract
The invention discloses a splicing processor and a processing method thereof, which directly realize interactive operation on a splicing wall through a mouse and/or a keyboard directly connected with the splicing processor. The processing method comprises the following steps that: a control card acquires first operation information, then acquires bitmap elements corresponding to the first operation information and combines the bitmap elements into an OSD (on-screen display) operation interface, and switches the OSD operation interface to corresponding output cards through a cross point switching card; each corresponding output card cuts own corresponding OSD operation interface part, and superposes the cut OSD operation interface part on a video image, then, outputs the cut OSD operation interface part to a corresponding splicing wall display unit so as to guide a user to perform a second operation; and the control card acquires second operation information, and then, in cooperation with position information of the bitmap elements in the OSD operation interface, parses out operation intention of the user and executes corresponding operation.
Description
Technical field
The present invention relates to technical field of image processing, particularly relate to a kind of splicing device and disposal route thereof.
Background technology
Combination is the branch of professional display technique, is characterized in high resolving power; By splicing device and corresponding control software design, the switching of various signal can be realized, be spliced into full screen display, combination in any display etc.At present, splicing wall display system is used widely in fields such as command scheduling, monitoring and information presentation.
But, although splicing wall display system achieves high resolving power display, but Shortcomings always in mutual input operation, user not by external mouse directly realize on combination interactive operation (as signal source window, window size adjustment, scene switching etc.).
Summary of the invention
Fundamental purpose of the present invention is open a kind of splicing device and disposal route thereof, directly to realize interactive operation on combination by external mouse and/or keyboard.
For reaching above-mentioned purpose, the present invention discloses a kind of splicing device disposal route, comprising:
Control card obtains the first operation information, and then obtain the bitmap element corresponding with this first operation information and be combined into OSD (on-screendisplay, screen menu type regulative mode) operation interface, and this OSD operation interface is switched to corresponding output card by point of crossing switch card;
The each self-corresponding OSD operation interface part of corresponding each output card cutting, and by the OSD operation interface partial stack of institute's cutting on the video images, afterwards, then export to corresponding joined screen display unit, carry out the second operation to guide user;
Described control card obtains the second operation information, and then coordinates the positional information of OSD operation interface Bitmap element, and the operation parsing user is intended to and performs corresponding operation;
Wherein, described first and second operation informations are all produced by the direct-connected mouse of described image mosaic processor and/or keyboard, and the operation of mouse comprises mobile and/or button, keyboard be operating as button.
For reaching above-mentioned purpose, the present invention also discloses a kind of splicing device, it is provided with mouse and/or the direct-connected interface of keyboard, and the data channel that can transmit OSD operation interface is set up in the input of the output of control card and point of crossing switch card, and the output terminal of described switch card is connected with output card;
Described control card, for obtaining the first operation information, and then obtains the bitmap element corresponding with this first operation information and is combined into OSD operation interface, and switching to corresponding output card by this OSD operation interface by point of crossing switch card;
Corresponding each output card, for each self-corresponding OSD operation interface part of cutting, and by the OSD operation interface partial stack of institute's cutting on the video images, afterwards, then exports to corresponding joined screen display unit, carries out the second operation to guide user;
Described control card, also for obtaining the second operation letter; And according to described second operation information, coordinating the positional information of OSD operation interface Bitmap element, the operation parsing user is intended to and performs corresponding operation;
Wherein, described first and second operation informations are all produced by the direct-connected mouse of described image mosaic processor and/or keyboard, and the operation of mouse comprises mobile and/or button, keyboard be operating as button.
Splicing device disclosed by the invention and disposal route thereof, directly realize interactive operation by direct-connected mouse and/or keyboard on combination, improves the interactive experience of splicing wall display system.
Accompanying drawing explanation
Fig. 1 is splicing device process flow figure disclosed in the embodiment of the present invention.
Embodiment
Below in conjunction with Figure of description, specific implementation of the present invention is made a detailed description.Example, only for explaining the present invention, is not intended to limit scope of the present invention.
Embodiment one
The present embodiment discloses a kind of splicing device disposal route.
Optionally, splicing device disclosed in the present embodiment, generally includes: the input card of switch card and connection thereof, output card and control card, control card is also connected with input card and output card.Usually, each input card is used for converting the raw data of accessed each road input source to switch card treatable data, includes but not limited to signal adaptation, frame per second and resolution adjustment etc. therebetween; Switch card is used under the effect of controller, creates the mapping channel of each circuit-switched data between input card and output card; Then single channel or multichannel input source image convert picture signal output that tiled display equipment can show to realize splicing after carrying out the relevant data processing such as window superposition, convergent-divergent, cutting respectively to utilize each output card, wherein, each road of output card exports each corresponding display.
Usually, connect corresponding channel type between above-mentioned functions card and can be divided into data channel and signalling path; Signalling path is used for Signalling exchange, and data channel then can be used for data transmission.In image mosaic process, usually, control card and the passage be connected between input card, output card and switch card are mainly used for the signalling of management and running; And the data that are mainly used for that switch card is connected with between input card and output card are transmitted.
For ease of the enforcement of the embodiment of the present invention, switch card as above-mentioned splicing device adopts point of crossing switch card (a kind of space switching card, it is in handoff procedure, lambda line is by (the i.e. point of crossing, position in space, CrossPoint) outlet is selected, and foundation continues), and this splicing device is provided with mouse and/or the direct-connected interface of keyboard (can be arranged on the functional module of the operation signal for gathering mouse and/or keyboard be connected with control card, or directly on a control card integrated), and the data channel that can transmit OSD operation interface is set up in the input of the output of control card and point of crossing switch card, the output terminal of this switch card is connected with output card.Wherein, mouse and/or keyboard can also be connected with control card by wireless modes such as infrared, WIFI, to reduce the wiring that wired connection mode produces.
In the present embodiment, the first and second operation informations in following operation are all produced by the direct-connected mouse of image mosaic processor and/or keyboard, and the operation of mouse comprises mobile and/or button, keyboard be operating as button.As shown in Figure 1, disclosed in the present embodiment, the disposal route of respective quadrature interoperability comprises:
Step S1, control card obtain the first operation information, and then obtain the bitmap element corresponding with this first operation information and be combined into OSD operation interface, and are switched to corresponding output card by point of crossing switch card by this OSD operation interface.
Usually, OSD operation interface comprises mouse layer and menu layer, and the synthesis of OSD operation interface, interface size, resolution and display position etc. arrange and can be realized by OSD process chip integrated in control card.Corresponding menu includes but not limited to that signal source is windowed; Window size adjusts; Scene switches; Switching signal source; Signal source output attribute adjusts; Forwarding carries out one or more in the operation information of Long-distance Control to signal source terminal.
In this step, the OSD operation interface data channel between control card and corresponding output card is set up by point of crossing switch card, on the one hand, wiring is greatly simplified while making full use of switch card resource, and decrease the delay of signal, OSD operation interface data can arrive corresponding each output card simultaneously, and then are presented on combination, effectively avoid producing the phenomenon such as to tear of OSD operation interface; On the other hand, because the mapping channel of switch card can conveniently configure, drastically increase the controllability that OSD operation interface transmits as required and shows, thus avoid sending OSD operation interface to uncorrelated output card, especially control at a splicing device in the occasion of multiple screen group, the interactive operation that can realize each screen group by this can control respectively.
Step S2, each self-corresponding OSD operation interface part of corresponding each output card cutting, and by the OSD operation interface partial stack of institute's cutting on the video images, afterwards, then export to corresponding joined screen display unit, carry out the second operation to guide user.If desired, corresponding each output card can also carry out convergent-divergent process to OSD operation interface before superposition.
In this step, above-mentioned video image normally the base map that obtains of output card and/or obtain from switch card be derived from the signal source image that corresponding input card accesses.
Step S3, control card obtain the second operation information, and then coordinate the positional information of OSD operation interface Bitmap element, and the operation parsing user is intended to and performs corresponding operation.
Optionally, the operation intention of above-mentioned user can directly or auxiliary by the menu in OSD operation interface realize; Corresponding operating performed by control card can by the configuration of control card real-time update switch card, mapping relations between amendment input channel and output channel, and/or the mode such as the configuration parameter of functional module such as amendment input card and output card etc. and/or forwarding command adapted thereto is achieved.Wherein, the operation intention of user includes but not limited to following any one or combination in any:
Signal source is windowed; Window size adjusts; Scene switches; Switching signal source; Signal source output attribute adjusts; Forward operation information signal source terminal being carried out to Long-distance Control.By this, this second operation can be respective menu single click choose action; Also can be a series of operation associated in the designated time, the adjustment of such as window size, will relate to the mobile adjustment to each frame of window and/or summit usually.
So-called signal source is windowed, any road input source signal pattern accessed by arbitrary input card is presented in the arbitrary region of combination, it can be single screen, also can across screen or full frame etc., corresponding region can be preset, also can be drawn a circle to approve by the mouse that splicing device is direct-connected by user temporarily.
So-called window size adjustment, namely realizes the convergent-divergent adjustment of image in window by the position on each frame of moving window and/or summit.
So-called scene switches, and a scene is the summation of the window distribution situation of each screen in whole combination; Single mosaic screen group can arrange multiple scene usually, and carries out switching or poll in each scene; Wherein, the i.e. one group of video wall of a screen group, powerful splicing device also can carry out centralized control to multiple screen group usually.
So-called switching signal source, illustrates, as: the image video image coming from signal source terminal 1 of the current display of mouse place window being switched to signal source terminal 2.
Signal source output attribute adjusts, and illustrates, as: frame frequency adjusts.
Forwarding operation information signal source terminal being carried out to Long-distance Control, namely for realizing the Long-distance Control to signal source terminal, such as, the control such as zoom, switch being carried out to the camera of signal source terminal; If the current broadcasting of this camera is PPT lantern slide, then can realize the corresponding Long-distance Control to PPT menu.During specific implementation, after mouse and/or KeyEvent can being obtained by control card to the operation of signal source terminal, this event is passed to corresponding input card by internal data link, then is sent to signal source terminal by input card by two-way network data channels; Or can in splicing device integrated KVM switch card, make control card after parsing user view, the mouse that this image mosaic processor is direct-connected and/or keyboard, under the effect of KVM switch card, namely be equal to mouse and/or the keyboard of signal source terminal, thus realize the Long-distance Control to single or multiple corresponding signal source terminal.
In the present invention, the parsing of control card and performing specifically comprises: according to mouse layer and the position of menu layer and the movement of mouse and key information, and/or the key information of keyboard, calculate the concrete selected menu of user and corresponding operating parameter, then the single or multiple association cards be associated are judged, this association card comprises: input card, output card, switch card, KVM switch card etc., and then reconfigures or issue corresponding steering order to corresponding association card, also comprise forwarding corresponding data to coordinate to perform if desired again.
In the present embodiment, above-mentioned point of crossing switch card preferably adopts high speed serialization exchange chip.And this OSD operation interface is switched to before corresponding output card by point of crossing switch card by control card, also comprises: this OSD operation interface is carried out parallel-serial conversion; Corresponding, also comprise before each self-corresponding OSD operation interface part of corresponding each output card cutting: this OSD operation interface is carried out serioparallel exchange; Realize OSD operation interface to be by this presented at fast on combination, promote interactive experience further; And, adopt serial transmission, decrease wiring; And the signal to noise ratio (S/N ratio) of signal transmission can also be promoted by differential mode.Wherein, parallel-serial conversion refers to and parallel signal is converted to serial signal, and on the contrary, serioparallel exchange is converted to parallel signal by serial signal.
To sum up, splicing device and disposal route thereof disclosed in the present embodiment, directly realize interactive operation by direct-connected mouse and/or keyboard on combination, improves the interactive experience of splicing wall display system.
Embodiment two
Corresponding with above-described embodiment one, the present embodiment discloses a kind of splicing device.Wherein, the concrete grammar of this its direct-connected mouse of splicing device process and/or keyboard operation can refer to embodiment one, and the present embodiment does not repeat.
Splicing device disclosed in the present embodiment is provided with mouse and/or the direct-connected interface of keyboard, and the data channel that can transmit OSD operation interface is set up in the input of the output of control card and point of crossing switch card, and the output terminal of switch card is connected with output card.When this splicing device is mutual for the treatment of the combination of the direct-connected mouse of device and/or keyboard, the division of labor of each functional module is as follows:
Control card, for obtaining the first operation information, and then is obtained the bitmap element corresponding with this first operation information and is combined into OSD operation interface, and being switched to corresponding output card by point of crossing switch card by this OSD operation interface.
Corresponding each output card, for each self-corresponding OSD operation interface part of cutting, and by the OSD operation interface partial stack of institute's cutting on the video images, afterwards, then exports to corresponding joined screen display unit, carries out the second operation to guide user.
Control card, also for obtaining the second operation letter; And according to the second operation information, coordinating the positional information of OSD operation interface Bitmap element, the operation intention parsing user (includes but not limited to following any one or combination in any: signal source is windowed; Window size adjusts; Scene switches; Switching signal source; Signal source output attribute adjusts; Forward the operation information etc. signal source terminal being carried out to Long-distance Control) and perform corresponding operation.
Wherein, the first and second operation informations are all produced by the direct-connected mouse of image mosaic processor and/or keyboard, and the operation of mouse comprises mobile and/or button, keyboard be operating as button.
Optionally, above-mentioned point of crossing switch card adopts high speed serialization exchange chip, and this OSD operation interface is switched to before corresponding output card by point of crossing switch card by control card, also comprises: this OSD operation interface is carried out parallel-serial conversion; And also comprise before each self-corresponding OSD operation interface part of corresponding each output card cutting: this OSD operation interface is carried out serioparallel exchange.
To sum up, splicing device disclosed in the present embodiment, directly realizes interactive operation by direct-connected mouse and/or keyboard on combination, improves the interactive experience of splicing wall display system.And: set up the OSD operation interface data channel between control card and corresponding output card by point of crossing switch card, on the one hand, wiring is greatly simplified while making full use of switch card resource, and decrease the delay of signal, OSD operation interface data can arrive corresponding each output card simultaneously, and then be presented on combination, effectively avoid producing the phenomenon such as to tear of OSD operation interface; On the other hand, because the mapping channel of switch card can conveniently configure, drastically increase the controllability that OSD operation interface transmits as required and shows, thus avoid sending OSD operation interface to uncorrelated output card, especially control at a splicing device in the occasion of multiple screen group, the interactive operation that can realize each screen group by this can control respectively.
Be only several specific embodiment of the present invention above, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (8)
1. a splicing device disposal route, is characterized in that, comprising:
Control card obtains the first operation information, and then obtains the bitmap element corresponding with this first operation information and be combined into OSD operation interface, and switches to corresponding output card by this OSD operation interface by point of crossing switch card;
The each self-corresponding OSD operation interface part of corresponding each output card cutting, and by the OSD operation interface partial stack of institute's cutting on the video images, afterwards, then export to corresponding joined screen display unit, carry out the second operation to guide user;
Described control card obtains the second operation information, and then coordinates the positional information of OSD operation interface Bitmap element, and the operation parsing user is intended to and performs corresponding operation;
Wherein, described first and second operation informations are all produced by the direct-connected mouse of described image mosaic processor and/or keyboard, and the operation of mouse comprises mobile and/or button, keyboard be operating as button.
2. splicing device disposal route according to claim 1, is characterized in that, described point of crossing switch card adopts high speed serialization exchange chip, and this OSD operation interface is switched to before corresponding output card by point of crossing switch card by described control card, also comprises:
This OSD operation interface is carried out parallel-serial conversion; And
Also comprise before each self-corresponding OSD operation interface part of corresponding each output card cutting:
This OSD operation interface is carried out serioparallel exchange.
3. splicing device disposal route according to claim 1 and 2, is characterized in that, the operation of described user intention includes but not limited to following any one or combination in any:
Signal source is windowed; Window size adjusts; Scene switches; Switching signal source; Signal source output attribute adjusts; Forward operation information signal source terminal being carried out to Long-distance Control.
4. splicing device disposal route according to claim 1 and 2, it is characterized in that, described mouse and/or keyboard are wirelessly connected with described control card.
5. a splicing device, is characterized in that, be provided with mouse and/or the direct-connected interface of keyboard, and the data channel that can transmit OSD operation interface is set up in the input of the output of control card and point of crossing switch card, the output terminal of described switch card is connected with output card;
Described control card, for obtaining the first operation information, and then obtains the bitmap element corresponding with this first operation information and is combined into OSD operation interface, and switching to corresponding output card by this OSD operation interface by point of crossing switch card;
Corresponding each output card, for each self-corresponding OSD operation interface part of cutting, and by the OSD operation interface partial stack of institute's cutting on the video images, afterwards, then exports to corresponding joined screen display unit, carries out the second operation to guide user;
Described control card, also for obtaining the second operation letter; And according to described second operation information, coordinating the positional information of OSD operation interface Bitmap element, the operation parsing user is intended to and performs corresponding operation;
Wherein, described first and second operation informations are all produced by the direct-connected mouse of described image mosaic processor and/or keyboard, and the operation of mouse comprises mobile and/or button, keyboard be operating as button.
6. splicing device according to claim 5, is characterized in that, described point of crossing switch card adopts high speed serialization exchange chip, and this OSD operation interface is switched to before corresponding output card by point of crossing switch card by described control card, also comprises:
This OSD operation interface is carried out parallel-serial conversion; And
Also comprise before each self-corresponding OSD operation interface part of corresponding each output card cutting:
This OSD operation interface is carried out serioparallel exchange.
7. the splicing device disposal route according to claim 5 or 6, is characterized in that, the operation of described user intention includes but not limited to following any one or combination in any:
Signal source is windowed; Window size adjusts; Scene switches; Switching signal source; Signal source output attribute adjusts; Forward operation information signal source terminal being carried out to Long-distance Control.
8. the splicing device disposal route according to claim 5 or 6, it is characterized in that, described mouse and/or keyboard are wirelessly connected with described control card.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106708455A (en) * | 2016-12-15 | 2017-05-24 | 广东威创视讯科技股份有限公司 | Virtual window-based splicing wall control method and apparatus |
| CN107179892A (en) * | 2017-06-07 | 2017-09-19 | 西安万像电子科技有限公司 | Control method, device and system, storage medium and the processor of mosaic screen |
| CN107992256A (en) * | 2017-12-01 | 2018-05-04 | 威创集团股份有限公司 | Window control method, apparatus and system |
| CN108563415A (en) * | 2018-05-07 | 2018-09-21 | 威创集团股份有限公司 | A kind of method for burn-recording of self-defined desktop |
| CN109089056A (en) * | 2018-08-10 | 2018-12-25 | 南京腾优信息科技有限公司 | A kind of video teaching interactive device |
| CN110134352A (en) * | 2018-02-08 | 2019-08-16 | 北京淳中科技股份有限公司 | A kind of signal processing system, control device, output device and method |
| CN111510646A (en) * | 2020-04-29 | 2020-08-07 | 京东方科技集团股份有限公司 | Video display method, display device, computer equipment and medium of spliced screen |
| CN113038036A (en) * | 2019-12-24 | 2021-06-25 | 西安诺瓦星云科技股份有限公司 | Background image display method, video processing equipment, display system and main control card |
| CN113986170A (en) * | 2021-10-21 | 2022-01-28 | 威创集团股份有限公司 | A splicing wall display control method, desktop display controller, and splicing wall |
| CN114157883A (en) * | 2022-02-08 | 2022-03-08 | 北京小鸟科技股份有限公司 | Code stream selection system, method and equipment based on multi-code stream distributed video splicing |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2312769B1 (en) * | 2009-09-17 | 2012-07-25 | Telekomunikacja Polska S.A. | A method of attenuating an optical measuring signal in the monitoring of a specified optical path in a working single-mode branch structure network. |
| CN104202506A (en) * | 2014-09-10 | 2014-12-10 | 北京淳中视讯科技有限公司 | Image stitching processor and image processing method thereof |
-
2015
- 2015-11-06 CN CN201510751037.2A patent/CN105426146B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2312769B1 (en) * | 2009-09-17 | 2012-07-25 | Telekomunikacja Polska S.A. | A method of attenuating an optical measuring signal in the monitoring of a specified optical path in a working single-mode branch structure network. |
| CN104202506A (en) * | 2014-09-10 | 2014-12-10 | 北京淳中视讯科技有限公司 | Image stitching processor and image processing method thereof |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106708455A (en) * | 2016-12-15 | 2017-05-24 | 广东威创视讯科技股份有限公司 | Virtual window-based splicing wall control method and apparatus |
| CN107179892B (en) * | 2017-06-07 | 2020-10-16 | 西安万像电子科技有限公司 | Control method, device and system of spliced screen, storage medium and processor |
| CN107179892A (en) * | 2017-06-07 | 2017-09-19 | 西安万像电子科技有限公司 | Control method, device and system, storage medium and the processor of mosaic screen |
| CN107992256A (en) * | 2017-12-01 | 2018-05-04 | 威创集团股份有限公司 | Window control method, apparatus and system |
| CN107992256B (en) * | 2017-12-01 | 2020-05-12 | 威创集团股份有限公司 | Window control method, device and system |
| CN110134352B (en) * | 2018-02-08 | 2022-02-01 | 北京淳中科技股份有限公司 | Signal processing system, control device, output device and method |
| CN110134352A (en) * | 2018-02-08 | 2019-08-16 | 北京淳中科技股份有限公司 | A kind of signal processing system, control device, output device and method |
| CN108563415A (en) * | 2018-05-07 | 2018-09-21 | 威创集团股份有限公司 | A kind of method for burn-recording of self-defined desktop |
| CN109089056A (en) * | 2018-08-10 | 2018-12-25 | 南京腾优信息科技有限公司 | A kind of video teaching interactive device |
| CN113038036A (en) * | 2019-12-24 | 2021-06-25 | 西安诺瓦星云科技股份有限公司 | Background image display method, video processing equipment, display system and main control card |
| CN111510646A (en) * | 2020-04-29 | 2020-08-07 | 京东方科技集团股份有限公司 | Video display method, display device, computer equipment and medium of spliced screen |
| CN113986170A (en) * | 2021-10-21 | 2022-01-28 | 威创集团股份有限公司 | A splicing wall display control method, desktop display controller, and splicing wall |
| CN114157883A (en) * | 2022-02-08 | 2022-03-08 | 北京小鸟科技股份有限公司 | Code stream selection system, method and equipment based on multi-code stream distributed video splicing |
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