CN106658020A - H.265 multi-way card-inserting type network high-definition decoder - Google Patents
H.265 multi-way card-inserting type network high-definition decoder Download PDFInfo
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- CN106658020A CN106658020A CN201611222236.5A CN201611222236A CN106658020A CN 106658020 A CN106658020 A CN 106658020A CN 201611222236 A CN201611222236 A CN 201611222236A CN 106658020 A CN106658020 A CN 106658020A
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- decoding
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- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention provides an H.265 multi-way card-inserting type network high-definition decoder, comprising a switch backboard, a master card, an interface card, a decoding card and a 5U card-inserting type case. The interface card, the master card and the decoding card are inserted into a PCIE inserting slot of the 5U card-inserting type case and are connected with the switch backboard. Compared with H.264, the H.265 multi-way card-inserting type network high-definition decoder provided by the invention has the advantages that video compression is improved by more than 30%; a higher compression rate and the better image quality are obtained with lower technical cost; the problem that the bandwidth is not enough when multi-way high-definition videos access; moreover, through adoption of the particular 5U card-inserting type case, inserting and pulling of the decoding card are realized; complete machine access and forwarding functions are realized by matching a switch chipset of REALTEK; a monitoring system deployment demand can be coped with more flexibly; and access of more IPC, NVR and NVS can be allowed by the ultrahigh bandwidth.
Description
Technical field
The invention belongs to Video Decoder field, more particularly, to a kind of H.265 high removing summer-heat of multichannel card insert type network
Code device.
Background technology
Video Decoder refers to the equipment that can be compressed to Internet video or decompress.In recent years, with
To high Qinghua development trend substantially, network decoder also has the gesture for progressively replacing analog video matrix to web camera.It is a kind of high
The Internet video decoder of clear, large route number is both the necessary equipment of large-scale high-definition monitoring system deployment and management, is also monitoring
Center solves the ideal equipment that wall shows on high-definition network video signal.
But, at present on the market the network decoder majority of common brand is to be based on H.264 to decode, and compression ratio is relatively low, and
Account for system bandwidth serious.And the Internet video decoder of most brands is all to decode the one that way and interface quantity are fixed
Machine, if user does not need too many decoding way, it is also necessary to buy a complete main frame, this is undoubtedly demand and advises less than standard configuration
Lattice and a kind of caused fund is wasted.The demand of many monitoring sites is complicated and changeable, decodes the one main frame of way fixation not
The demand of this change can flexibly be tackled.And as high Qinghua development trend of IPC is more and more obvious, HD video accesses way
It is also an important indicator for considering decoder capabilities.Increasing monitoring site need a kind of decoding way it is selectable,
Cost approach is available for user flexibility selection, the Internet video decoder that access forwarding bandwidth is wider, access way is more, and
Demand is more and more stronger.
The content of the invention
In view of this, it is contemplated that proposing a kind of H.265 multichannel card insert type network high definition decoder, with lower technology
Cost, the higher compression ratio of acquisition and better image quality, solve the problems, such as that multi-path high-definition video accesses Time Bandwidth deficiency,
And improve the flexibility of application system.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
H.265 multichannel card insert type network high definition decoder, including switch backplane, main card, interface card, decoding card and 5U are inserted
Cassette cabinet, the interface card, main card, decoding card insert the PCIE slots of 5U card inserting chassis and are connected with switch backplane
Connect.
Further, the switch backplane is RTL8376 the and RTL8218 switch nest plates of REALTEK companies.
Further, power switch card, the power switch are also plugged with the PCIE slots of the 5U card inserting chassis
Card is connected with switch backplane.
Further, the switch backplane is provided with power supply switch boards and two power supplys being connected with power supply switch boards.
Further, the switch backplane is provided with power-up time delay circuit.
Further, the main card and decoding card think 3536 chip minimum systems using sea, are provided with outside the main card
Network interface, outside the decoding card HDMI and USB interface are provided with.
Further, the interface card is provided with multiple warning output interfaces, warning input interface and RS-485 interfaces.
Relative to prior art, H.265 multichannel card insert type network high definition decoder of the present invention has the advantage that：
(1) H.265 multichannel card insert type network high definition decoder of the present invention is to think serial audio/video decoding based on sea
Chip design, its video compress, with lower technical costs, obtains higher compression ratio than H.264 lifting more than 30%
With better image quality, solve the problems, such as that multi-path high-definition video accesses Time Bandwidth not enough；Exclusive 5U card inserting chassis, it is real
The plug of card is now decoded, the switch nest plate for coordinating REALTEK realizes whole machine access, forwarding capability, can be with more flexible reply
The demand of monitoring system deployment, the bandwidth of superelevation allows more IPC, NVR, NVS to access.
(2) H.265 multichannel card insert type network high definition decoder of the present invention can by front network high-definition camera or
NVR is exported to video wall (display device such as high definition monitor, large-size screen monitors), by client by the video data decoding of network transmission
End pipe platform, realizes the functions such as video wall splicing, image switching, alarm linkage output；Whole machine supports 24 road HD video solutions
Code output, 24 road audio decoder outputs and 2 road analog video decoder outputs；The road high definition video decodings output of single decoding card support 2,
2 road audio decoder outputs, 1 road analog video decoder output；Decode spelling control ability superpower, support 96 pieces of screen cascades splice, open a window,
Superposition, roaming, across screen etc. function；16 system prediction schemes can be set and quickly transferred.Any signal all the way can carry out electrodeless contracting
Put；Whole machine has an audio decoder function, support G.711A, G.711U, the decoding of AAC audio formats, and support 4K/UXGA/
SXGA/QXGA/XGA/1080P/960P/960H/720P/VGA/4CIF/CIF decode, possess HD video input, HDMI or
VGA video interfaces.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the system block diagram of the decoder described in the embodiment of the present invention；
Fig. 2 is the main card block diagram described in the embodiment of the present invention；
Fig. 3 is the decoding card block diagram described in the embodiment of the present invention.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combination.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
As shown in figure 1, H.265 multichannel card insert type network high definition decoder, including switch backplane, main card, interface card, solution
Code card and 5U card inserting chassis, the interface card, main card, decoding card insert 5U card inserting chassis PCIE slots and with exchange
Machine backboard is connected.
The switch backplane is RTL8376 the and RTL8218 switch nest plates of REALTEK companies, can be with external 16
Gigabit network interface.
Power switch card, the power switch card and switch are also plugged with the PCIE slots of the 5U card inserting chassis
Backboard is connected.
The switch backplane is provided with power supply switch boards and two power supplys being connected with power supply switch boards, each main card and
By electricity on switch backplane, power supply is set to double 320W power redundancy backups to decoding card in the present embodiment, is that whole system is supplied
Electricity, and dual power supply supports hot plug, it is possible to achieve it is seamless to change power supply, realize UPS not power down functions.
The switch backplane is provided with power-up time delay circuit, card will be decoded per 3 and is divided into electricity on a group, per group of interval
500ms, 12 pieces of decoding cards are divided into 4 groups, upper electric 4 times, can effectively circumvent power supply electrifying spike.
As shown in Figures 2 and 3, the main card and decoding card think 3536 chip minimum systems using sea, outside the main card
Portion is provided with network interface, realizes Internet video access, transparent transmission, HDMI and USB interface is provided with outside the decoding card, for accessing
Large-size screen monitors.
The interface card is provided with 8 warning outputs, 16 report to the police input, 2 RS-485 interfaces, can be with external corresponding
Control device.
Main card system block diagram as shown in Figure 2, is the core of whole system.Master chip adopts the Hi3536 systems of Hai Si
Row audio/video decoding chip, built-in 4 core ARM Cortex17 main control processors drive and application program for running peripheral hardware, interior
ARM Cortex7 single core processors are put, for the related control of video module.Main card includes 3536 minimum system circuits, configuration 8
Piece 4Gb DDR3 particles, maximum address control 3GB.There is 1 RJ45 standard gigabit networking interface outside main card, 2 USB, 1
Rs-232 standard debugging mouth.USB interface supports that maximum minute mark rate shows for the high score base map of 4K.Simultaneity factor gives tacit consent to 2 main cards,
Access bandwidth can be made to be promoted to 800M, whole machine maximum can access 384 road videos.H.264/H.265 self-adaption of decoding is supported,
Support the encapsulation format of the main flow such as RTP, MP4, support ADPCM, G.711A, G.711U, the decoding of AAC audio formats, it is and compatible
On the market many main flows IPC are accessed.
Decoding card system block diagram as shown in Figure 3, decoding card minimum system is consistent with main card, thinks Hi3536 using sea and puts down
Platform.External interface has 2 HDMI, 2 VGA and 1 BNC video interfaces, there is the green terminal interface of 2 audio frequency.Wherein HDMI is maximum
Support that 4K resolution ratio shows.Machine system is maximum to support 12 decoding card insertions, and monitoring system can be flexible according to deployment requirements
The quantity of decoding card is selected, so as to reduce use cost to greatest extent.During system worked well, the digital video of IPC transmission
Code stream accesses main card by network interface, and main card transparent transmission passes data to each decoding card, solution by gigabit switch backboard
Video data decoding preview is carried out video distribution and is controlled with large screen splicing by code card by exclusive software.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (7)
1.H.265 multichannel card insert type network high definition decoders, it is characterised in that：Including switch backplane, main card, interface card, solution
Code card and 5U card inserting chassis, the interface card, main card, decoding card insert 5U card inserting chassis PCIE slots and with exchange
Machine backboard is connected.
2. H.265 multichannel card insert type network high definition decoder according to claim 1, it is characterised in that：The switch
Backboard is RTL8376 the and RTL8218 switch nest plates of REALTEK companies.
3. H.265 multichannel card insert type network high definition decoder according to claim 1, it is characterised in that：The 5U plug-in cards
Power switch card is also plugged with the PCIE slots of formula cabinet, the power switch card is connected with switch backplane.
4. according to the arbitrary described H.265 multichannel card insert type network high definition decoder of claims 1 to 3, it is characterised in that：It is described
Switch backplane is provided with power supply switch boards and two power supplys being connected with power supply switch boards.
5. H.265 multichannel card insert type network high definition decoder according to claim 4, it is characterised in that：The switch
Backboard is provided with power-up time delay circuit.
6. H.265 multichannel card insert type network high definition decoder according to claim 1, it is characterised in that：The main card and
Decoding card thinks 3536 chip minimum systems using sea, and network interface is provided with outside the main card, is provided with outside the decoding card
HDMI and USB interface.
7. H.265 multichannel card insert type network high definition decoder according to claim 1, it is characterised in that：The interface card
It is provided with multiple warning output interfaces, warning input interface and RS-485 interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222236.5A CN106658020B (en) | 2016-12-27 | 2016-12-27 | H.265 multipath plug-in card type network high definition decoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222236.5A CN106658020B (en) | 2016-12-27 | 2016-12-27 | H.265 multipath plug-in card type network high definition decoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106658020A true CN106658020A (en) | 2017-05-10 |
| CN106658020B CN106658020B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611222236.5A Active CN106658020B (en) | 2016-12-27 | 2016-12-27 | H.265 multipath plug-in card type network high definition decoder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965993A (en) * | 2017-07-20 | 2018-12-07 | 北京视联动力国际信息技术有限公司 | A kind of coding/decoding method and device of multi-path video stream |
| CN110312158A (en) * | 2018-03-27 | 2019-10-08 | 北京市博汇科技股份有限公司 | A kind of monitoring method and device of embedded more pictures |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202385224U (en) * | 2011-10-25 | 2012-08-15 | 北京彩讯科技股份有限公司 | Card inserting type high-definition network video decoding equipment |
| CN103795989A (en) * | 2014-03-04 | 2014-05-14 | 上海晨驭信息科技有限公司 | Integrated and distributed type stitching control display system based on network |
| CN105959608A (en) * | 2015-12-30 | 2016-09-21 | 天津天地伟业数码科技有限公司 | H.265 big-way network front hard disk video |
-
2016
- 2016-12-27 CN CN201611222236.5A patent/CN106658020B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202385224U (en) * | 2011-10-25 | 2012-08-15 | 北京彩讯科技股份有限公司 | Card inserting type high-definition network video decoding equipment |
| CN103795989A (en) * | 2014-03-04 | 2014-05-14 | 上海晨驭信息科技有限公司 | Integrated and distributed type stitching control display system based on network |
| CN105959608A (en) * | 2015-12-30 | 2016-09-21 | 天津天地伟业数码科技有限公司 | H.265 big-way network front hard disk video |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965993A (en) * | 2017-07-20 | 2018-12-07 | 北京视联动力国际信息技术有限公司 | A kind of coding/decoding method and device of multi-path video stream |
| CN108965993B (en) * | 2017-07-20 | 2022-01-14 | 视联动力信息技术股份有限公司 | Method and device for decoding multi-channel video stream |
| CN110312158A (en) * | 2018-03-27 | 2019-10-08 | 北京市博汇科技股份有限公司 | A kind of monitoring method and device of embedded more pictures |
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| Publication number | Publication date |
|---|---|
| CN106658020B (en) | 2024-04-19 |
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