CN201846449U - Large-screen IP (internet protocol) video stream access device - Google Patents
Large-screen IP (internet protocol) video stream access device Download PDFInfo
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- CN201846449U CN201846449U CN2010205553766U CN201020555376U CN201846449U CN 201846449 U CN201846449 U CN 201846449U CN 2010205553766 U CN2010205553766 U CN 2010205553766U CN 201020555376 U CN201020555376 U CN 201020555376U CN 201846449 U CN201846449 U CN 201846449U
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Abstract
The utility model discloses a large-screen IP (internet protocol) video stream access device, which comprises an IP video access module, an IP video acquisition decoding module and an image mosaic display module. The IP video access module is used for accessing video stream from various IP video sources and transmitting the video streams to the IP video acquisition decoding module; the IP video acquisition decoding module is used for decoding the various video streams from the IP video access module and transmitting decoded digital signals to the image mosaic display module; and the image mosaic display module is used for mosaicing images of the digital signals from the IP video acquisition decoding module and displaying the images on a large screen. The large-screen system is capable of directly reading the video streams from devices such as an IP camera, a media server, a network video recorder, a network video encoder and the like, and is simple, stable and reliable in structure.
Description
Technical field
The utility model relates to a kind of large screen projection display system, relates in particular to a kind of IP video flowing access device that is used for large screen display system.
Background technology
Along with the IP camera, streaming media server shows the extensive use in field how digital video frequency flow to be inserted large screen system at large screen projection, how Internet video fast, clearly is presented to seem more and more important on the large-screen.
Two kinds of traditional IP video flowing access waies are as follows: (1) links to each other the IP camera earlier with digital to analog converter, convert digital signal to analog signal, inserts large screen system again.
(2) will throw on the large-screen with network or RGB (red green blue tricolor) mode in the video monitoring system (client computer) of consolidated network with streaming media server.
The signal of throwing on large-screen by this dual mode remains analog signal, both can't guarantee the quality of video, also can't guarantee transmission speed.
The utility model content
The technical problems to be solved in the utility model provides a kind of large-screen IP video flowing access device, make large screen system from equipment such as IP camera, media server, network video machine, network video coder, directly read video flowing, system configuration is simple, and is reliable and stable.
In order to solve the problems of the technologies described above, the utility model provides a kind of large-screen IP video flowing access device, comprises IP VAM Video Access Module, IP video acquisition decoder module and image tiled display module; This IP VAM Video Access Module is used to insert the video flowing from various IP video source, and this video flowing is sent to IP video acquisition decoder module; This IP video acquisition decoder module is used for the various IP video flowings from the IP VAM Video Access Module are decoded, and decoded digital signal is sent to image tiled display module; This image tiled display module is used for and will carries out the image splicing from the digital signal of IP video acquisition decoder module and be presented at large-screen.
Described IP VAM Video Access Module comprises initialization module and selects the video source channel module that this initialization module is used for initialization video source input channel quantity and video source type; This selection video source input channel module is used to judge different video source types and selection video source input channel separately.
Described video source input channel comprises camera platform and video flowing platform; Described video source type comprises IP camera, media server, network video machine and network video coder; Wherein, media server, network video machine and network video coder belong to the video source input channel of video flowing platform, and the IP camera belongs to the video source input channel of camera platform.
The beneficial effects of the utility model are:
1. network video stream directly reads: support the network digital video flowing is carried out direct hard decoder, realize the straight-through demonstration of IP video flowing digital signal, make finally be presented on the large-screen still for digital signal, compare with Traditional IP video flowing access way (signal of throwing on large-screen remains analog signal), the utility model can guarantee the quality and the transmission speed of video; And the utility model system configuration is simple, reliable and stable;
2. cost control effectively: need not various ancillary equipment, system architecture is simple;
3. powerful extensibility: the design of modularization integrated circuit board, can insert more network video source to increase the integrated circuit board mode at any time easily;
4. only need the standard network support: only need standard TCP/IP network support, need not lengthy and tedious video trunking, the vision signal high-fidelity is lossless.
Description of drawings
Fig. 1 is the structural representation of the utility model large-screen IP video flowing access device;
Fig. 2 is the flow chart of the implementation method of the utility model large-screen IP video flowing access device.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, large-screen IP video flowing access device of the present utility model mainly comprises IP VAM Video Access Module, IP video acquisition decoder module and image tiled display module.
This IP VAM Video Access Module is used for inserting from various IP video source () video flowing for example, IP camera, media server, network video machine and network video coder etc., and this video flowing is sent to IP video acquisition decoder module; This IP VAM Video Access Module comprises initialization module and selects the video source channel module that this initialization module is used for initialization video source input channel quantity and video source type; This selection video source input channel module is used to judge different video source types and selection video source input channel separately.This video source input channel can be divided into camera platform passage and video flowing platform passage; This video source type comprises IP camera, media server, network video machine and network video coder etc.; Wherein, media server, network video machine and network video coder belong to the video source input channel of video flowing platform, and the IP camera belongs to the video source input channel of camera platform.
This IP video acquisition decoder module is used for the various IP video flowings from the IP VAM Video Access Module are decoded, and (hardware-accelerated IP video decode technology well known in the art is adopted in decoding, to realize the straight-through demonstration of IP video flowing digital signal, promptly finally be presented on the large-screen still for digital signal), and decoded digital signal is sent to image tiled display module;
This image tiled display module is used for and will carries out the image splicing from the digital signal of IP video acquisition decoder module and be presented at large-screen.This image tiled display module adopts image tiled display technology well known in the art, be about to single image and be divided into a plurality of output units, output to a plurality of display terminals (as computer display etc., these display terminals are by necessarily regularly arranged), be implemented in and show a plurality of video flowings on the large-screen.
The implementation method of this large-screen IP video flowing access device comprises the steps:
(1) the IP video flowing inserts; As shown in Figure 2, the idiographic flow of IP video flowing access is:
A. initial hardware environment is set: open the video source input channel, video source input channel quantity and video source type are carried out initialization; In the initialization procedure, the video source input channel can be set at two passages: camera platform and video flowing platform; The video source type can be set at IP camera, media server, network video machine and network video coder etc.; Wherein, media server, network video machine and network video coder are set at the video source input channel that belongs to the video flowing platform, and the IP camera belongs to the video source input channel of camera platform; The utility model adopts the design of modularization integrated circuit board, can insert more network video source easily to increase integrated circuit board (being integrated with IP video acquisition decoder module and image tiled display module on this integrated circuit board) mode at any time; Single integrated circuit board can load limited number of video source, by increasing the mode of integrated circuit board, can load more video source;
B. select the video source input channel: judge different video source types and selection video source input channel separately; For example, judge that the video source type belongs to the IP camera, should belong to camera platform passage, select camera brand (different camera brands have different coded formats or type of coding) again; And for example, judge that the video source type belongs to media server, should belong to video flowing platform passage, select the video flowing type of coding again;
(2) the IP video flowing that inserts is decoded; Hardware-accelerated IP video decode technology well known in the art is adopted in decoding, to realize the straight-through demonstration of IP video flowing digital signal, promptly finally is presented at and still is digital signal on the large-screen;
(3) decoded IP video flowing digital signal is carried out image splicing and being presented on the large-screen.
Large-screen IP video flowing access device of the present utility model will be brought the large screen projection display system into based on hardware-accelerated IP video decode technology, make large screen system from equipment such as IP camera, media server, network video machine, network video coder, directly read video flowing, system configuration is simple, and is reliable and stable.Each IP video acquisition decoder module multi-path video stream of decoding simultaneously.By using a plurality of image tiled display modules, collection quantity that can extending video stream.
Claims (3)
1. a large-screen IP video flowing access device is characterized in that, comprises IP VAM Video Access Module, IP video acquisition decoder module and image tiled display module; This IP VAM Video Access Module is used to insert the video flowing from various IP video source, and this video flowing is sent to IP video acquisition decoder module; This IP video acquisition decoder module is used for the various IP video flowings from the IP VAM Video Access Module are decoded, and decoded digital signal is sent to image tiled display module; This image tiled display module is used for and will carries out the image splicing from the digital signal of IP video acquisition decoder module and be presented at large-screen.
2. large-screen IP video flowing access device as claimed in claim 1, it is characterized in that, described IP VAM Video Access Module comprises initialization module and selects the video source channel module that this initialization module is used for initialization video source input channel quantity and video source type; This selection video source input channel module is used to judge different video source types and selection video source input channel separately.
3. large-screen IP video flowing access device as claimed in claim 1 is characterized in that described video source input channel comprises camera platform and video flowing platform; Described video source type comprises IP camera, media server, network video machine and network video coder; Wherein, media server, network video machine and network video coder belong to the video source input channel of video flowing platform, and the IP camera belongs to the video source input channel of camera platform.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010205553766U CN201846449U (en) | 2010-10-11 | 2010-10-11 | Large-screen IP (internet protocol) video stream access device |
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| CN2010205553766U CN201846449U (en) | 2010-10-11 | 2010-10-11 | Large-screen IP (internet protocol) video stream access device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102647585A (en) * | 2012-05-02 | 2012-08-22 | 上海纬而视数码科技有限公司 | Universal high definition (HD) video signal collecting and coding device and data transmission method |
| CN103067712A (en) * | 2012-12-31 | 2013-04-24 | 北京石竹科技股份有限公司 | Non-decoding matching method of joint photographic experts group (JPEG) images |
| CN103269422A (en) * | 2013-04-26 | 2013-08-28 | 广州德浩科视电子科技有限公司 | Video signal transmission equipment and video signal transmission method |
| CN105284119A (en) * | 2013-06-10 | 2016-01-27 | 谷歌公司 | Providing supplemental content in relation to embedded media |
-
2010
- 2010-10-11 CN CN2010205553766U patent/CN201846449U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102647585A (en) * | 2012-05-02 | 2012-08-22 | 上海纬而视数码科技有限公司 | Universal high definition (HD) video signal collecting and coding device and data transmission method |
| CN103067712A (en) * | 2012-12-31 | 2013-04-24 | 北京石竹科技股份有限公司 | Non-decoding matching method of joint photographic experts group (JPEG) images |
| CN103269422A (en) * | 2013-04-26 | 2013-08-28 | 广州德浩科视电子科技有限公司 | Video signal transmission equipment and video signal transmission method |
| CN105284119A (en) * | 2013-06-10 | 2016-01-27 | 谷歌公司 | Providing supplemental content in relation to embedded media |
| CN105284119B (en) * | 2013-06-10 | 2019-05-14 | 谷歌有限责任公司 | Supplemental content is provided about embedded media |
| US10498839B2 (en) | 2013-06-10 | 2019-12-03 | Google Llc | Providing supplemental content in relation to embedded media |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201203, No. 3000, building A, building 1, Zhangjiang port, Zhangjiang East Road, Shanghai, Pudong New Area, 401C Patentee after: Avenue network (Shanghai) Limited by Share Ltd Address before: 201203, No. 3000, building A, building 1, Zhangjiang port, Zhangjiang East Road, Shanghai, Pudong New Area, 401C Patentee before: Shanghai Dartop Computer Technology Co., Ltd. |
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| 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: 20110525 Termination date: 20171011 |