CN203734742U - Echoing system of video splicing wall - Google Patents
Echoing system of video splicing wall Download PDFInfo
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- CN203734742U CN203734742U CN201420094307.8U CN201420094307U CN203734742U CN 203734742 U CN203734742 U CN 203734742U CN 201420094307 U CN201420094307 U CN 201420094307U CN 203734742 U CN203734742 U CN 203734742U
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- 230000003044 adaptive effect Effects 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 241001203771 Eudonia echo Species 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of image communication, and particularly relates to an echoing system of a video splicing wall. The system comprises echoing source ends and echoing terminals. Screen output interface signals of a video wall pass through a splicing controller, the echoing source end, a network and the echoing terminal in sequence, and an echoing video flow is converted into a standard format, thereby realizing echoing of any splicing walls. The beneficial effects are that the system converts the echoing video flow into the standard format, and can complete echoing of any splicing walls, thereby achieving a purpose of supporting echoing of any splicing walls.
Description
Technical field
The utility model belongs to image communication technology field, is specifically related to a kind of echo system of video-splicing wall.
Background technology
Large-screen video-splicing wall obtains widespread adoption recently, and it configures flexibly, and the visual effect of shock is subject to increasing user and welcomes.Video-splicing wall is generally positioned in large auditorium or conference hall, and to the control of combination often not therein, therefore the picture of combination is necessary to return to operator, so that monitoring regulates.
Video-splicing product is in the market very abundant, has distributedly, has centralized, marginal in addition.Some manufacturer by the echo system integration in splicing product in, some is without this function.
Utility model content
The purpose of this utility model is the present situation for the close coupling of video-splicing echo system, independently network echo system of one is proposed, this system converts echo video flowing to reference format, can complete the echo of any combination, to reach the object of supporting any combination echo.
The echo system of a kind of video-splicing wall that the utility model provides, comprises echo source and echo terminal; Echo source is connected by network with echo terminal; Wherein: described echo source comprises video interface adaptive device, the first video scaling device, video coding apparatus and network packet dispensing device, described video interface adaptive device is connected successively with the first video scaling device, video coding apparatus, and described network packet dispensing device is connected with the first video scaling device or video coding apparatus; Described echo terminal comprises network packet receiving system, video decoder, the second video scaling device and splicing display device, described video decoder is connected successively with the second video scaling device, splicing display device, and described network packet receiving system is connected with video decoder or the second video scaling device.
In the utility model, on above-mentioned video interface adaptive device, normal video physical interface is set, includes but not limited to DVI, HDMI, VGA etc.
In the utility model, H.264/265 above-mentioned video coding apparatus, adopt, the encoder of MPEG4 or MJPEG; H.264/265 above-mentioned video decoder adopts, the decoder of MPEG4 or MJPEG.
In the utility model, above-mentioned splicing display device arranges normal video physical interface, includes but not limited to DVI, HDMI, VGA etc.
The beneficial effects of the utility model are: this system can convert echo video flowing to reference format, can complete the echo of any combination, to reach the object of supporting any combination echo.
Brief description of the drawings
Fig. 1 is a kind of echo system architecture diagram of video-splicing wall.
Fig. 2 is a kind of echo system module device schematic diagram of video-splicing wall.
Number in the figure: 1-video interface adaptive device; 2-the first video scaling device; 3-video coding apparatus; 4-video decoder; 5-network packet dispensing device; 6-network packet receiving system; 7-splicing display device; 8-the second video scaling device.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated further.
Fig. 1 is a kind of echo system architecture diagram of video-splicing wall.Wherein, the splicing controller being connected with combination distributes a road vision signal to echo source by distributor, echo source by after video signal sampling through convergent-divergent, the Video processing such as coding, then data are sent to echo terminal by network, echo terminal is through Video processing such as decoding, convergent-divergents, through splicing and combining, be reduced into vision signal and deliver to display device demonstration, wherein splicing controller is a kind of video processing unit, and it outputs to display unit for multiple frame of video cuttings of input are spliced into a frame of video.
A kind of video-splicing wall echo system (as shown in Figure 2) in the utility model, comprises echo source and echo terminal; Echo source is connected by network with echo terminal, and splicing controller vision signal is passed through echo source and echo terminal successively, converts echo video flowing to reference format, realizes the echo of any combination.Specifically comprise with lower device:
Video interface adaptive device 1, for converting the screen output interface signal of video wall to the video flowing digital signal of standard; The video interface of its setting includes but not limited to: DVI interface; HDMI interface or VGA interface.
The first video scaling device 2, for configuring the scaling of echo video flowing.
Video coding apparatus 3, for the video flowing after convergent-divergent is carried out to compression coding, can adopt but be not limited to H.264/265 encoder; MPEG-4 encoder or MJPEG encoder.
Network packet dispensing device 5, after the video stream data of encoding is split, packing sends to echo terminal by network.This device can be that Ethernet bag is processed PHY chip.
Network packet receiving system 6, for the network packet of receiving end/sending end, is combined into video stream data and is sent to video decoder 4.This device can be that Ethernet bag is processed PHY chip.
Video decoder 4, for decompressed video flow data, recovers standard video stream; Can adopt but be not limited to H.264/265 encoder MPEG-4 encoder or MJPEG encoder.
The second video scaling device 8, for configuring the scaling of echo video flowing.
Splicing display device 7, for the video data after the second video scaling device 8 convergent-divergents is spliced into complete frame of video, is sent to display screen and shows.This device can adopt fpga chip and DDR memory common combination to complete.
Described in the first video scaling device 2 and the second video scaling device 8, video scaling configuration mode is as follows:
B1, user configure echo terminal parameter, need the mosaic screen number N of echo;
B2, according to B1, system configuration software is determined scaling.
In video coding apparatus 3, include but not limited to:
C1, H.264/265 coding;
C2, MPEG-4 coding;
C3, MJPEG coding.
In video decoder 4, include but not limited to:
D1, H.264/265 decoding;
D2, MPEG-4 decoding
D3, MJPEG decoding.
The workflow of network packet dispensing device 5 is as follows:
The video data that E1, receiver, video code device 3 or the first video scaling device 2 are sent into, deposits in FIFO memory;
E2, judge available Ethernet interface number;
E3, from FIFO, take out in turn data, be packaged into network packet, send to destination, i.e. echo terminal.
The workflow of network packet receiving system 6 is as follows:
F1, from ethernet network bag, extract video data, deposit in FIFO memory;
F2, according to echo source address, by FIFO data take out, deposit different memory addresss in;
F3, by different source video data framings, be sent to video decoder 4 and decode.
The workflow of splicing display device 7 is as follows:
The source video data of G1, reception the second video scaling device 8;
G2, each source video data stream is write to different video memory regions;
G3, splice each source data, form complete display of video streams, be sent to display screen and show.
Further describe with specific embodiment below.
The video interface of video interface adaptive device 1 is selected DVI interface, and its output video form is 1080p@60Hz;
The user configured echo of step B1 parameter N=4, echo terminal need show 4 tunnel source signals;
Step B2 is according to B1, and setting scaling is 1:4 (or 1:1, for full frame function), is compressed into 960x540@60Hz by 1080p@60Hz;
H.264 the coded format of video coding apparatus 3 is selected;
H.264 the codec format of video decoder 4 is selected;
The video data that step e 1 receiver, video code device 3 (having compression coding demand) is sent into, deposits in FIFO memory;
Step e 2 judges available Ethernet interface number, because there is compression coding only to need one;
Step e 3 is taken out in turn data from FIFO, is packaged into network packet, sends to destination, i.e. echo terminal;
Step F 1 is extracted video data from ethernet ip bag, deposits in FIFO;
Step F 2, according to source address, is taken out data in FIFO memory, deposits 4 different memory addresss in, the corresponding echo source of each address space;
Step F 3, by different source video data framings, is sent to video decoder 4 and decodes;
Step G1 receives the source video data of the second video scaling device 8, and the present embodiment does not carry out convergent-divergent to video data;
4 tunnel source video data streams are write different video memory regions by step G2;
Step G3 splices 4 tunnel source data, forms complete display of video streams, and its form is 1080p@60Hz, is sent to the display screen demonstration that connects echo terminal;
In the utility model, the input video interface of system is reference format, therefore with the coupling of joined screen system solution, thereby reaches the echo object of supporting any joined screen system.
Obviously, those skilled in the art deliberately carries out various changes and modification and does not depart from spirit and scope of the present utility model the utility model.Like this, if these amendments of the present utility model and within modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (4)
1. an echo system for video-splicing wall, is characterized in that, this system comprises echo source and echo terminal; Return
Aobvious source is connected by network with echo terminal; Wherein: described echo source comprises video interface adaptive device, the first video scaling device, video coding apparatus and network packet dispensing device, described video interface adaptive device is connected successively with the first video scaling device, video coding apparatus, and described network packet dispensing device is connected with the first video scaling device or video coding apparatus; Described echo terminal comprises network packet receiving system, video decoder, the second video scaling device and splicing display device, described video decoder is connected successively with the second video scaling device, splicing display device, and described network packet receiving system is connected with video decoder or the second video scaling device.
2. the echo system of video-splicing wall according to claim 1, is characterized in that, on described video interface adaptive device, normal video physical interface is set.
3. the echo system of video-splicing wall according to claim 1, is characterized in that, H.264/265 described video coding apparatus adopts, the encoder of MPEG4 or MJPEG; H.264/265 described video decoder adopts, the decoder of MPEG4 or MJPEG.
4. the echo system of video-splicing wall according to claim 1, is characterized in that, normal video physical interface is set on described splicing display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094307.8U CN203734742U (en) | 2014-03-04 | 2014-03-04 | Echoing system of video splicing wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094307.8U CN203734742U (en) | 2014-03-04 | 2014-03-04 | Echoing system of video splicing wall |
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| CN203734742U true CN203734742U (en) | 2014-07-23 |
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| CN201420094307.8U Expired - Fee Related CN203734742U (en) | 2014-03-04 | 2014-03-04 | Echoing system of video splicing wall |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333739A (en) * | 2014-10-28 | 2015-02-04 | 广东威创视讯科技股份有限公司 | Echoing device and echoing method for spliced wall system |
| CN105404487A (en) * | 2015-11-16 | 2016-03-16 | 浙江宇视科技有限公司 | Splicing controller supporting redisplay function and control method therefor |
| CN105611190A (en) * | 2015-11-17 | 2016-05-25 | 广东威创视讯科技股份有限公司 | Spliced wall redisplay system and redisplay method thereof |
| CN113014964A (en) * | 2021-03-04 | 2021-06-22 | 深圳市东微智能科技股份有限公司 | Method, device and system for generating spliced wall echo code stream and readable storage medium |
| CN115297281A (en) * | 2022-10-08 | 2022-11-04 | 威创集团股份有限公司 | Screen sharing cloud platform display method, system, equipment and storage medium |
-
2014
- 2014-03-04 CN CN201420094307.8U patent/CN203734742U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333739A (en) * | 2014-10-28 | 2015-02-04 | 广东威创视讯科技股份有限公司 | Echoing device and echoing method for spliced wall system |
| CN104333739B (en) * | 2014-10-28 | 2017-12-08 | 广东威创视讯科技股份有限公司 | Spell wall system echo apparatus and method |
| CN105404487A (en) * | 2015-11-16 | 2016-03-16 | 浙江宇视科技有限公司 | Splicing controller supporting redisplay function and control method therefor |
| CN105404487B (en) * | 2015-11-16 | 2018-09-14 | 浙江宇视科技有限公司 | A kind of splicing controller and its control method for supporting echo function |
| CN105611190A (en) * | 2015-11-17 | 2016-05-25 | 广东威创视讯科技股份有限公司 | Spliced wall redisplay system and redisplay method thereof |
| CN113014964A (en) * | 2021-03-04 | 2021-06-22 | 深圳市东微智能科技股份有限公司 | Method, device and system for generating spliced wall echo code stream and readable storage medium |
| CN115297281A (en) * | 2022-10-08 | 2022-11-04 | 威创集团股份有限公司 | Screen sharing cloud platform display method, system, equipment and storage medium |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 |