CN104519392A - Method and system for switching terminal display images of spliced wall - Google Patents
Method and system for switching terminal display images of spliced wall Download PDFInfo
- Publication number
- CN104519392A CN104519392A CN201410824050.1A CN201410824050A CN104519392A CN 104519392 A CN104519392 A CN 104519392A CN 201410824050 A CN201410824050 A CN 201410824050A CN 104519392 A CN104519392 A CN 104519392A
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- image
- terminal
- display
- combination
- display window
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- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000005516 engineering process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The invention discloses a method and system for switching terminal display images of a spliced wall. The method comprises the following steps: first, a display image of the spliced wall is cached, and the cached display image of the spliced wall is sent to a terminal to be displayed; a display window, designated by the terminal to be displayed, of the spliced wall is obtained, and an image of the display window designated by the terminal is cropped from the cached display image of the spliced wall; finally, the cropped image of the display window designated by the terminal is sent to the terminal to be displayed. The display success rate of the terminal is improved, the display of the display window on the terminal can be stabilized, a channel and a network bandwidth occupied during connection of a signal source are reduced, the content of the signal source is displayed on the limited connection channel, the stability is improved, and the operation experience of a user is improved. The switching system is a hardware foundation of the method, the method is combined with the switching system, and therefore, achieves quick and stable switching of the terminal display image of the spliced wall.
Description
Technical field
The present invention relates to LED combination field, more specifically, relate to a kind of changing method and system of terminal demonstration image of combination.
Background technology
LED combination is the large scale display system be spliced by some LED display units, checks for convenience and manages, and the terminal introducing combination carrys out the content of display splicing wall.When the displaying contents of terminal being switched to the display window that combination is specified, display channel content need be switched, then set up display window and connect to the video flowing of terminal, the content of signal window is shown to terminal.This kind of scheme has three major defects: one, when the displaying contents of switching terminal, limit by display window number of connection, possibly normally cannot connect display; Two, connect handoff procedure by web influence, connection procedure reaction speed is slow, affects Consumer's Experience; Three, when multiple terminal shows display windows different on combination, system needs to connect multiple signal source, takies system interface channel and the network bandwidth, the stability of influential system.
Summary of the invention
The present invention is intended to solve the problems of the technologies described above at least to a certain extent.
Primary and foremost purpose of the present invention overcomes prior art defect, provide a kind of fast, save the changing method of the terminal demonstration image of the combination of channel resource.
A further object of the present invention be to provide a kind of fast, save the switched system of the terminal demonstration image of the combination of channel resource.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A changing method for the terminal demonstration image of combination, described method is applied to splicing wall display system, and described splicing wall display system comprises combination and terminal, said method comprising the steps of:
S1: buffer memory is carried out to the display image of combination;
S2: the display image of the combination of buffer memory is sent to terminal and shows;
S3: the display window obtaining the combination of the needs display that terminal is specified;
S4: the image intercepting the display window that terminal is specified in the display image of the combination of buffer memory;
S5: the image of the display window of the terminal of intercepting being specified is sent to terminal and shows.
A switched system for the terminal demonstration image of combination, described switched system is applied to splicing wall display system, and described splicing wall display system comprises combination and terminal, and described switched system comprises:
Image synchronization module: for obtaining the display image of combination;
Image buffer storage module: for the display image of the combination that cache image synchronization module gets;
Display translation module: the display image for the combination by buffer memory is sent to terminal and shows;
Instruction acquisition module: the display window obtaining the combination of the needs display that terminal is specified;
Image interception module: for intercepting the image of the display window that terminal is specified in the displaying contents of the combination of buffer memory;
Described display translation module is also sent to terminal with the image with the display window of the terminal of intercepting being specified and shows.
Compared with prior art, the beneficial effect of technical solution of the present invention is: the changing method of the terminal demonstration image of combination of the present invention, first carries out buffer memory to the display image of combination, the display image of the combination of buffer memory is sent to terminal and shows; Then, obtain the display window of the combination of the needs display that terminal is specified, in the display image of the combination of buffer memory, intercept the image of the display window that terminal is specified; Finally, the image of the display window of the terminal of intercepting being specified is sent to terminal and shows.Invention increases the success rate of terminal demonstration, can stablize and realize the display of display window in terminal; The present invention does not need to connect multiple signal source, and the passage that minimizing connecting signal source takies and the network bandwidth, limited interface channel realizes the display of signal source content, improves stability; The present invention achieves the quick switching of whole wall image to display window image in terminal, improves user operation and experiences.The switched system of the terminal demonstration image of combination of the present invention is the hardware foundation that said method realizes, and the combination of described method and system achieves the quick, stable of the terminal demonstration image of combination and switches.
Accompanying drawing explanation
Fig. 1 is the flow chart of the changing method of the terminal demonstration image of a kind of combination of the present invention.
Fig. 2 is the principle schematic of the switched system of the terminal demonstration image of a kind of combination of the present invention.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further.
embodiment 1
As shown in Figure 1, a kind of changing method of terminal demonstration image of combination, described method is applied to splicing wall display system, and described splicing wall display system comprises combination and terminal, said method comprising the steps of:
S1: buffer memory is carried out to the display image of combination;
S2: the display image of the combination of buffer memory is sent to terminal and shows;
S3: the display window obtaining the combination of the needs display that terminal is specified;
S4: the image intercepting the display window that terminal is specified in the display image of the combination of buffer memory;
S5: the image of the display window of the terminal of intercepting being specified is sent to terminal and shows.
The changing method of the terminal demonstration image of combination of the present invention, first carries out buffer memory to the display image of combination, the display image of the combination of buffer memory is sent to terminal and shows; Then, obtain the display window of the combination of the needs display that terminal is specified, in the display image of the combination of buffer memory, intercept the image of the display window that terminal is specified; Finally, the image of the display window of the terminal of intercepting being specified is sent to terminal and shows.Invention increases the success rate of terminal demonstration, can stablize and realize the display of display window in terminal; The present invention does not need to connect multiple signal source, and the passage that minimizing connecting signal source takies and the network bandwidth, limited interface channel realizes the display of signal source content, improves stability; The present invention achieves the quick switching of whole wall image to display window image in terminal, improves user operation and experiences.
In specific implementation process, the concrete grammar display image of combination being carried out to buffer memory is: screen surface sectional drawing is cached to the memory block of specifying, or by the data flow cache of screen signal to the memory block of specifying.
In specific implementation process, described method also comprises: in step S3, first obtains the display window layout of combination, and then obtains the display window of the needs display that terminal is specified.
In specific implementation process, described method also comprises: in step S5, is shown by the image of the display window of intercepting in the window layout that terminal is corresponding.
In specific implementation process, described method also comprises: when terminal reassigns display window, in the display image of the combination of buffer memory, again intercepts the image of the display window that terminal is reassigned and be sent to terminal and show.
In specific implementation process, described method also comprises: after the display image update of combination, upgrades the buffer memory of the display image of combination.
In specific implementation process, described method also comprises: after the buffer update of the display image of combination, the image of the display window of again specifying in the display image interception terminal of the combination of buffer memory, and is sent to terminal and shows.
embodiment 2
As shown in Figure 2, a kind of switched system of terminal demonstration image of combination, described switched system is applied to splicing wall display system, and described splicing wall display system comprises combination and terminal, and described switched system comprises:
Image synchronization module: for obtaining the display image of combination;
Image buffer storage module: for the display image of the combination that cache image synchronization module gets;
Display translation module: the display image for the combination by buffer memory is sent to terminal and shows;
Instruction acquisition module: the display window obtaining the combination of the needs display that terminal is specified;
Image interception module: for intercepting the image of the display window that terminal is specified in the displaying contents of the combination of buffer memory;
Described display translation module is also sent to terminal with the image with the display window of the terminal of intercepting being specified and shows.
The switched system of the terminal demonstration image of combination of the present invention is the hardware foundation that said method realizes, and the combination of described method and system achieves the quick, stable of the terminal demonstration image of combination and switches.
In specific implementation process, described terminal comprises whole wall display terminal and display window display terminal, whole wall display terminal is used for for user provides the man-machine interface of specifying the display window needing the combination shown, simultaneously for showing the display image of combination; Display window display terminal is used for showing the image of the display window that terminal is specified.
In specific implementation process, when terminal reassigns display window, image interception module also for again intercepting the image of the display window that terminal is reassigned in the display image of the combination of buffer memory, and is sent to terminal by display translation module and shows.
In specific implementation process, after the display image update of combination, image synchronization module is also for again obtaining the display image of combination, and image buffer storage module also upgrades for the buffer memory of the display image to combination.
In specific implementation process, after the buffer update of the display image of combination, the image of display window of image interception module also for again specifying in the display image interception terminal of the combination of buffer memory, and be sent to terminal by display translation module and show.
The corresponding same or analogous parts of same or analogous label;
The term describing position relationship in accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection range that all should be included in the claims in the present invention.
Claims (10)
1. a changing method for the terminal demonstration image of combination, described method is applied to splicing wall display system, and described splicing wall display system comprises combination and terminal, it is characterized in that, said method comprising the steps of:
S1: buffer memory is carried out to the display image of combination;
S2: the display image of the combination of buffer memory is sent to terminal and shows;
S3: the display window obtaining the combination of the needs display that terminal is specified;
S4: the image intercepting the display window that terminal is specified in the display image of the combination of buffer memory;
S5: the image of the display window of the terminal of intercepting being specified is sent to terminal and shows.
2. the changing method of the terminal demonstration image of combination according to claim 1, it is characterized in that, described method also comprises: in step S1, the concrete grammar display image of combination being carried out to buffer memory is: screen surface sectional drawing is cached to the memory block of specifying, or by the data flow cache of screen signal to the memory block of specifying.
3. the changing method of the terminal demonstration image of combination according to claim 1, is characterized in that, described method also comprises: in step S3, first obtains the display window layout of combination, and then obtains the display window of the needs display that terminal is specified.
4. the changing method of the terminal demonstration image of combination according to claim 1, it is characterized in that, described method also comprises: when terminal reassigns display window, in the display image of the combination of buffer memory, again intercepts the image of the display window that terminal is reassigned and be sent to terminal and show.
5. the changing method of the terminal demonstration image of combination according to claim 1, is characterized in that, described method also comprises: after the display image update of combination, upgrades the buffer memory of the display image of combination.
6. the changing method of the terminal demonstration image of combination according to claim 5, it is characterized in that, described method also comprises: after the buffer update of the display image of combination, the image of the display window of again specifying in the display image interception terminal of the combination of buffer memory, and be sent to terminal and show.
7. a switched system for the terminal demonstration image of combination, described switched system is applied to splicing wall display system, and described splicing wall display system comprises combination and terminal, it is characterized in that, described switched system comprises:
Image synchronization module: for obtaining the display image of combination;
Image buffer storage module: for the display image of the combination that cache image synchronization module gets;
Display translation module: the display image for the combination by buffer memory is sent to terminal and shows;
Instruction acquisition module: the display window obtaining the combination of the needs display that terminal is specified;
Image interception module: for intercepting the image of the display window that terminal is specified in the displaying contents of the combination of buffer memory;
Described display translation module is also sent to terminal with the image with the display window of the terminal of intercepting being specified and shows.
8. the switched system of the terminal demonstration image of combination according to claim 7, it is characterized in that, when terminal reassigns display window, image interception module also for again intercepting the image of the display window that terminal is reassigned in the display image of the combination of buffer memory, and is sent to terminal by display translation module and shows.
9. the switched system of the terminal demonstration image of combination according to claim 7, it is characterized in that, after the display image update of combination, image synchronization module is also for again obtaining the display image of combination, and image buffer storage module also upgrades for the buffer memory of the display image to combination.
10. the switched system of the terminal demonstration image of combination according to claim 9, it is characterized in that, after the buffer update of the display image of combination, the image of display window of image interception module also for again specifying in the display image interception terminal of the combination of buffer memory, and be sent to terminal by display translation module and show.
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| CN201410824050.1A CN104519392B (en) | 2014-12-26 | 2014-12-26 | The switching method and system of a kind of terminal display image of combination |
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| CN201410824050.1A CN104519392B (en) | 2014-12-26 | 2014-12-26 | The switching method and system of a kind of terminal display image of combination |
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| CN104519392B CN104519392B (en) | 2018-02-13 |
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| CN106331591A (en) * | 2015-06-26 | 2017-01-11 | 杭州海康威视数字技术股份有限公司 | Monitoring image synchronous switching method and device |
| CN108037904A (en) * | 2017-12-29 | 2018-05-15 | 威创集团股份有限公司 | One kind visualization data push method and system |
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| Publication number | Publication date |
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| CN104519392B (en) | 2018-02-13 |
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