CN105357450A - Video stitching control system - Google Patents
Video stitching control system Download PDFInfo
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- CN105357450A CN105357450A CN201510698052.5A CN201510698052A CN105357450A CN 105357450 A CN105357450 A CN 105357450A CN 201510698052 A CN201510698052 A CN 201510698052A CN 105357450 A CN105357450 A CN 105357450A
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- image
- display terminal
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- coding
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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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- 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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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a video stitching control system. The video stitching control system comprises that a video server when obtaining a display image requiring to be displayed segments the display image into N images; and a coding module codes each one of the N images and sends the N coded images to N display terminals. Each N display terminal comprises a decoding module; the N display terminals are used for receiving the N coded images sent by the video server; the decoded N images are decoded through the decoding modules so as to obtain N images; and then the N images are displayed in the N display terminals based on the sequence of the N display terminals. According to the video stitching control system provided by the invention, the signals after being received by the display terminals are directly decoded and then displayed in displayers of the display terminals, so that the processing time is shortened, and the work efficiency also can be increased efficiently.
Description
Technical field
The present invention relates to video technique field, particularly relate to a kind of video-splicing control system.
Background technology
Existing in the industries such as enterprise, government, traffic, usually use multiple display terminal to process image, complete merging and the segmentation display of image.But, connecting video server and needing in display terminal process to use various different video line to connect, the video interfaces such as VGA, HDMI, DVI that such as display terminal provides.
But, along with the increase of the splicing large-size screen monitors quantity of display terminal, the connection cable number of video server and display terminal also increases thereupon, when the video interface that display terminal provides is different, equipment connection cable will be different, certainly, prior art by wireless transmission to solve the different problem of equipment connection cable, but needs also need to install special wireless device between transmitting-receiving when carrying out wireless transmission, this wireless device is used for vision signal to be converted to wireless signal, then a wireless receiver is increased in display terminal front end, settling signal receives, described display terminal is after receiving signal, this signal is converted to VGA, HDMI, the video signal transmission such as DVI show to the display of described display terminal, make display terminal after receiving signal, signal is also needed to transmit in network layer, after coded treatment and decoding process, then show being transferred on display by image output interface, cause display terminal after Received signal strength, also need again to carry out encoding and decoding process to signal, extend the processing time and make operating efficiency also low.
Summary of the invention
The invention provides a kind of video-splicing control system, make display terminal after receiving signal, directly signal is decoded, then show on display terminal, shorten the processing time, also can effectively increase work efficiency.
Embodiments provide a kind of video-splicing control system, comprising:
Video server, comprise coding module, wherein, described video server is when obtaining the display image needing display, described display Iamge Segmentation is become N number of image, by described coding module, each image in described N number of image is encoded, the described N number of image after coding is sent to N number of display terminal, wherein, N be not less than 2 integer;
Described N number of display terminal, comprise decoder module, wherein, described N number of display terminal for receive described video server send coding after described N number of image, by described decoder module to coding after described N number of image decode, obtain described N number of image, again according to the sequence of described N number of display terminal, described N number of display terminal shows described N number of image, wherein, a corresponding display terminal of image.
Optionally, described video server comprises:
One WiFi module, for sending to N number of display terminal by the described N number of image after coding.
Optionally, described N number of display terminal comprises N number of 2nd WiFi module, described N number of 2nd WiFi module for receive described video server send coding after described N number of image, wherein, in each display terminal, include a 2nd WiFi module.
Optionally, a decoder module is included in each display terminal.
Optionally, described video server when encoding to each image in described N number of image, for described N number of image distributes N number of picture number, the corresponding picture number of each image.
Optionally, described N number of display terminal, specifically for according to the sequence of described N number of display terminal and described N number of picture number, described N number of display terminal shows described N number of image.
Optionally, described N number of display terminal, according to sequence and described N number of picture number of described N number of display terminal, determines the corresponding relation of described N number of display terminal and described N number of picture number, according to described corresponding relation, described N number of display terminal shows described N number of image.
By an embodiment or multiple embodiment, the present invention has following beneficial effect or advantage:
Due to the video server in the embodiment of the present application, when obtaining the display image needing display, described display Iamge Segmentation is become N number of image, by coding module, each image in described N number of image is encoded, the described N number of image after coding is sent to N number of display terminal, described N number of display terminal is decoded to the described N number of image after coding by decoder module, obtain described N number of image, again according to the sequence of described N number of display terminal, described N number of display terminal shows described N number of image, so, after making described N number of image of described N number of display terminal after receiving coding, wireless by coding after described N number of image transmit in network layer, and then decode, but the described decoder module of direct mistake is decoded, then on described N number of display terminal, described N number of image is shown, thus simplify the transmission of signal in network layer and coding step, effectively can shorten the processing time, operating efficiency is also improved.
Accompanying drawing explanation
Fig. 1 is the first Organization Chart of video-splicing control system in the embodiment of the present invention;
Fig. 2 is the second Organization Chart of video-splicing control system in the embodiment of the present invention.
In figure, appended with drawings mark is as follows:
10---video server, 11---coding module, 12---a WiFi module, 20---N number of display terminal, 21---decoder module, 22---N number of 2nd WiFi module, 23---the first display terminal, 24---the second display terminal, 25---the 3rd display terminal, 26---the 4th display terminal, 30---display image, 31---the first image, 32---the second image, 33---the 3rd image, 34---the 4th image.
Embodiment
The invention provides a kind of video-splicing control system, make display terminal after receiving signal, directly signal is decoded, then show on the display of display terminal, shorten the processing time, also can effectively increase work efficiency.
In order to better understand technique scheme, below in conjunction with Figure of description and concrete execution mode, technique scheme is described in detail.
See Fig. 1 and Fig. 2, embodiments provide a kind of video-splicing control system, comprise video server 10, video server 10 comprises coding module 11, wherein, video server 10 is when obtaining the display image 30 needing display, display image 30 is divided into N number of image, by coding module 11, each image in described N number of image is encoded, the described N number of image after coding is sent to N number of display terminal 20, wherein, N be not less than 2 integer; N number of display terminal 20, comprise decoder module 21, wherein, described N number of image after the coding that N number of display terminal 20 sends for receiver, video server 10, is decoded to the described N number of image after coding by decoder module 21, obtains described N number of image, again according to the sequence of N number of display terminal 20, N number of display terminal 20 shows described N number of image, wherein, a corresponding display terminal of image.
Wherein, coding module 11 is specifically as follows coding chip, and coding module 11 comprises FEPHY interface and image output interface, wherein, described image output interface can be such as VGA, HDMI, the interfaces such as DVI, coding module 11 comprises embedded system, IP protocol processes bunch, all kinds of coding and decoding video protocol families etc., for encoding to each image in described N number of image, wherein, described embedded system comprises and managing the hardware resource of coding module 11, to realize carrying out information analysis to FEPHY interface, complete the independent parsing of all kinds of protocol of encode and decode bunch, image output format is managed, wherein, described N number of image after segmentation can be encoded by H.264 standard by coding module 11.
Concrete, all there is in each display terminal a decoder module 21, decoder module 21 is specifically as follows decoding chip, and decoder module 21 comprises FEPHY interface and image output interface, wherein, described image output interface can be such as VGA, HDMI, the interfaces such as DVI, decoder module 21 comprises embedded system, IP protocol processes bunch, all kinds of coding and decoding video protocol families etc., for decoding to each image in described N number of image, then directly decoded image transmitting is shown to the display of N number of display terminal 20 by the image output interface in decoder module 21, so, after making described N number of image of N number of display terminal 20 after receiving coding, transmit without the need to carrying out in network layer and encode, but directly carrying out on a physical layer decoding then showing, thus simplify the transmission of signal in network layer and coding step, effectively can shorten the processing time, operating efficiency is also improved, certainly, N number of display terminal 20 can also share one or more decoder module 21, and the application does not do concrete restriction.
Concrete, video server 10 comprises a WiFi module 12, for the described N number of image after coding is sent to N number of display terminal 20, wherein, all has display in each display terminal 20, for showing described N number of image.
Concrete, N number of display terminal 20 comprises N number of 2nd WiFi module 22, described N number of image after the coding that N number of 2nd WiFi module 22 sends for receiver, video server 10, wherein, a the 2nd WiFi module 22 is included in each display terminal, certainly, N number of display terminal 20 only can also comprise a 2nd WiFi module 22, and each display terminal in N number of display terminal 20 is all connected with a 2nd WiFi module 22.
Concrete, video server 10 is when encoding to each image in described N number of image, for described N number of image distributes N number of picture number, the corresponding picture number of each image, wherein, N number of display terminal 20, specifically for according to the sequence of N number of display terminal 20 and described N number of picture number, N number of display terminal 20 shows described N number of image.
Concrete, N number of display terminal 20, according to sequence and described N number of picture number of N number of display terminal 20, determines N number of display terminal 20 and the corresponding relation of described N number of picture number, according to described corresponding relation, N number of display terminal 20 shows described N number of image.
In actual application, N in N number of display terminal 20 can be such as 2,3,4,10 equivalences, the application does not specifically limit, lower mask body for N for 4, see Fig. 2, N number of display terminal 20 comprises the first display terminal 23, second display terminal 24, the 3rd display terminal 25 and the 4th display terminal 26, video server 10 is split needing the display image 30 shown, value according to N is split display image 30, when N=4, then matrix display image 30 being carried out 2*2 is split and coding again to image, for 4 images after segmentation distribute 4 picture number, 4 images after segmentation comprise the first image 31, second image 32, 3rd image 33 and the 4th image 34, the picture number of the first image 31 correspondence is 1, the picture number of the second image 32 correspondence is 2, the picture number of the 3rd image 33 correspondence be 3 and the 4th the picture number of image 34 correspondence be 4, video server 10 respectively to 4 images after the coding of Video coding aspect (VCL) and network abstraction aspect (NAL), the 2nd WiFi module 22 is sent to by a WiFi module 12, 4 image transmittings after numbering are decoded to decoder module 21 by the 2nd WiFi module 22, by the sequence of decoded 4 images according to picture number and 4 display terminals, determine the corresponding relation of 4 display terminals and 4 picture number, described corresponding relation to be picture number be 1 corresponding first display terminal 23 of image, picture number is corresponding second display terminal 24 of image of 2, picture number be 3 corresponding 3rd display terminal 25 of image and picture number be 4 corresponding 4th display terminal 26 of image, so, first image 31 is transferred on the first display terminal 23 and show, second image 32 is transferred on the second display terminal 24 and show, 3rd image 33 is transferred on the 3rd display terminal 25 and show, and the 4th image 34 transferred on the 4th display terminal 26 show.
By an embodiment or multiple embodiment, the present invention has following beneficial effect or advantage:
Due to the video server in the embodiment of the present application, when obtaining the display image needing display, described display Iamge Segmentation is become N number of image, by coding module, each image in described N number of image is encoded, the described N number of image after coding is sent to N number of display terminal, described N number of display terminal is decoded to the described N number of image after coding by decoder module, obtain described N number of image, again according to the sequence of described N number of display terminal, described N number of display terminal shows described N number of image, so, after making described N number of image of described N number of display terminal after receiving coding, wireless by coding after described N number of image transmit in network layer, and then decode, but the described decoder module of direct mistake is decoded, then on described N number of display terminal, described N number of image is shown, thus simplify the transmission of signal in network layer and coding step, effectively can shorten the processing time, operating efficiency is also improved.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.Apparent, defined herein General Principle will be made for those skilled in the art when not departing from the spirit or scope of invention, can to realize in other embodiments the multiple amendment of these embodiments.Therefore, the present invention can not be limited and these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and novel features.
Claims (7)
1. a video-splicing control system, is characterized in that, comprising:
Video server, comprise coding module, wherein, described video server is when obtaining the display image needing display, described display Iamge Segmentation is become N number of image, by described coding module, each image in described N number of image is encoded, the described N number of image after coding is sent to N number of display terminal, wherein, N be not less than 2 integer;
Described N number of display terminal, comprise decoder module, wherein, described N number of display terminal for receive described video server send coding after described N number of image, by described decoder module to coding after described N number of image decode, obtain described N number of image, again according to the sequence of described N number of display terminal, described N number of display terminal shows described N number of image, wherein, a corresponding display terminal of image.
2. control system as claimed in claim 1, it is characterized in that, described video server comprises:
One WiFi module, for sending to N number of display terminal by the described N number of image after coding.
3. control system as claimed in claim 2, it is characterized in that, described N number of display terminal comprises:
N number of 2nd WiFi module, for receive described video server send coding after described N number of image, wherein, in each display terminal, include a 2nd WiFi module.
4. control system as claimed in claim 3, is characterized in that, include a decoder module in each display terminal.
5. control system as claimed in claim 4, is characterized in that, described video server when encoding to each image in described N number of image, for described N number of image distributes N number of picture number, the corresponding picture number of each image.
6. control system as claimed in claim 5, is characterized in that, described N number of display terminal, specifically for according to the sequence of described N number of display terminal and described N number of picture number, described N number of display terminal shows described N number of image.
7. control system as claimed in claim 6, it is characterized in that, described N number of display terminal, according to sequence and described N number of picture number of described N number of display terminal, determine the corresponding relation of described N number of display terminal and described N number of picture number, according to described corresponding relation, described N number of display terminal shows described N number of image.
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| CN201510698052.5A CN105357450A (en) | 2015-10-21 | 2015-10-21 | Video stitching control system |
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| CN201510698052.5A CN105357450A (en) | 2015-10-21 | 2015-10-21 | Video stitching control system |
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| CN107295321A (en) * | 2017-08-11 | 2017-10-24 | 成都希德电子信息技术有限公司 | The advertisement projecting system of timesharing split screen |
| CN112068788A (en) * | 2020-09-03 | 2020-12-11 | 北京华瑞视界科技有限公司 | Tiled display system |
| CN112866712A (en) * | 2019-11-12 | 2021-05-28 | 杭州海康威视数字技术股份有限公司 | Display control method of image code stream data and decoding equipment |
| CN113055712A (en) * | 2021-03-08 | 2021-06-29 | 快媒数字科技有限公司 | Multi-screen splicing display method and system |
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Application publication date: 20160224 |