CN209517383U - Distributed cloud transcoding device for the source preview of distributed video processor signal - Google Patents
Distributed cloud transcoding device for the source preview of distributed video processor signal Download PDFInfo
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- CN209517383U CN209517383U CN201920414037.7U CN201920414037U CN209517383U CN 209517383 U CN209517383 U CN 209517383U CN 201920414037 U CN201920414037 U CN 201920414037U CN 209517383 U CN209517383 U CN 209517383U
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Abstract
The utility model discloses a kind of distributed cloud transcoding devices for the source preview of distributed video processor signal.The equipment includes signal source collector, video frame Sampling Machine, mainstream condensing encoder, preview stream condensing encoder and the network transmitter and mainstream transcoder, preview stream transcoder, streaming media server and preview terminating machine in distributed video processor signal acquisition node.The utility model may make all kinds of terminal devices that can check limitation of the signal preview on any road without being subject to processing ability simultaneously, and can support large number of terminal while check the preview of signal source.
Description
Technical field
The utility model relates to distributed video transcoding technical fields, handle more particularly to one kind for distributed video
The distributed cloud transcoding device of device signal source preview.
Background technique
In distributed video processing system, controlling terminal needs the preview screen of each signal source of real time inspection.Due to net
The limitation of network bandwidth and equipment disposal ability, the signal source that a terminal can check simultaneously are not very much；It can check simultaneously pre-
The number of terminals look at is also restrained, therefore existing system is using the quantity for limiting terminal and checking simultaneously signal source, to making
User makes troubles.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide one kind is handled for distributed video
The distributed cloud transcoding device of device signal source preview.All components are connected with Ethernet switch in the equipment, are not necessarily to
Increase additional physical connection, all kinds of terminal devices can check the signal preview on any road without being subject to processing ability simultaneously
Limitation, and can support large number of terminal while check the preview of signal source.
The technical solution of the utility model is specifically described as follows.
A kind of distributed cloud transcoding device for the source preview of distributed video processor signal comprising several videos are adopted
Collect node, several mainstream transcoders, several preview stream transcoders, several streaming media servers and several preview terminating machines；Depending on
Frequency acquisition node includes signal source collector, mainstream condensing encoder, video frame Sampling Machine, preview stream condensing encoder and network
Transmitter；Video acquisition node is connect by signal source collector with all kinds of video sources, is handed over by network transmitter and Ethernet
It changes planes connection；Signal source collector is divided into two-way, is sequentially connected mainstream condensing encoder and network transmitter all the way, another way according to
It is connected after secondary connection video frame Sampling Machine, preview stream condensing encoder with network transmitter, mainstream transcoder is handed over by Ethernet
It changes planes and is sequentially connected streaming media server and preview terminating machine；Preview stream condensing encoder is sequentially connected by Ethernet switch
Streaming media server and preview terminating machine.
In the utility model, signal source collector acquisition video signal source including but not limited to HDMI, DVI, VGA,
SDI。
In the utility model, compress mode used by mainstream condensing encoder comprising no compression, JPEG, JPEG2000,
MPEG4, VC-2, H.264 and H.265.
In the utility model, compress mode used by preview stream condensing encoder comprising no compression, JPEG,
JPEG2000, MPEG4, VC-2, H.264 and H.265.
In the utility model, mainstream transcoder distributed deployment.
In the utility model, preview stream condensing encoder distributed deployment.
In the utility model, streaming media server distributed deployment.
In the utility model, preview terminating machine is including but not limited to PC machine, tablet computer and embedded host.
Compared to the prior art, the utility model has the beneficial effects that: the same terminal can show simultaneously it is unlimited
Preview screen without being limited by terminal processing capacity；Multiple terminals can watch the preview signal an of video source simultaneously；It is right
In video acquisition node, the compress mode of preview stream can be chosen according to actual treatment ability, reduces the cost of realization.
Detailed description of the invention
Fig. 1 is distributed cloud transcoding device of one of the embodiment for the source preview of distributed video processor signal
Structural block diagram.
Figure label: 1- signal source collector, 2- video frame Sampling Machine, 3- mainstream condensing encoder, the compression of 4- preview stream
Encoder, 5- network transmitter, 6- mainstream transcoder, 7- preview stream transcoder, 8- streaming media server, 9- preview terminating machine,
10- video signal source, 11- show equipment, 12- Ethernet switch.
Specific embodiment
It describes in detail with reference to the accompanying drawings and examples to the technical solution of the utility model.
Embodiment 1
Fig. 1 is a kind of structural block diagram of distributed cloud transcoding device for the source preview of distributed video processor signal,
If it include include several video acquisition node U1-Un, several mainstream transcoder V1-Vn, several preview stream transcoder W1-Wn,
Mainstream media server X1-Xn and several preview terminating machine Y1-Yn.
Video acquisition node includes signal source collector 1, mainstream condensing encoder 2, video frame Sampling Machine 3, preview stream pressure
Contracting encoder 4 and network transmitter 5；1 one side of signal source collector is connect with video signal source, on one side with mainstream condensing encoder
2, video frame Sampling Machine 3 connects；Mainstream condensing encoder 2 is connect with network transmitter 5 again；Video frame Sampling Machine 3 again with preview
Condensing encoder 4 is flowed to connect；Preview stream condensing encoder 4 is connect with network transmitter 5 again.
Video acquisition node U1-Un is connect with video signal source 10 and Ethernet switch 12；Mainstream transcoder V1-Vn with
Ethernet switch 12 connects；Preview stream transcoder W1-Wn Ethernet switch 12 connects；Streaming media server X1-Xn with
Too network switch 12 connects；Preview terminating machine Y1-Yn is connect with Ethernet switch 12, display equipment 11.
Video acquisition node U1-Un, several mainstream transcoder V1-Vn, several preview stream transcoder W1-Wn, several stream matchmakers
Body server X1-Xn and several preview terminating machine Y1-Yn passes through 12 distributed deployment of Ethernet switch.
In embodiment, the device component (Fig. 1) in distributed cloud transcoding device is realized by following commercial chip respectively:
The ADV7842 chip of signal source collector 1:ADI company；
The iTe6801 chip of video frame Sampling Machine 2:ITE company；
Mainstream condensing encoder 3: the Hi3510 chip of HiSilicon Technologies Co., Ltd.；
The ADV212 chip of preview stream condensing encoder 4:ADI company；
The BCM89610 chip of network transmitter 5:Broadcom company；
Mainstream transcoder 6: the VS-MTS-100A transcoding server of Kodak company；
Preview stream transcoder 7: the VS-MTS-100A transcoding server of Kodak company；
Streaming media server 8:EasyDarwin open source streaming media server.
Its structure and function is as discussed in more detail below:
A, signal source collector 1: after various types of vision signals are converted into the vision signal of number format to facilitate
Continuous processing；
B, it mainstream condensing encoder 2: needs to carry out spy to the vision signal of number format according to distributed system itself
The compressed encoding of setting formula includes no compression, lossless compression and various lossy compression forms herein；
C, video frame Sampling Machine 3: according to the needs of preview, the video of number format is carried out to take out frame processing, to reduce number
According to bandwidth；
D, preview stream condensing encoder 4: according to the needs of preview, carrying out compressed encoding to video frame, to be effectively reduced pair
The requirement of 9 processing capacity of preview terminating machine, herein using the lesser compress mode of calculation amount as directly diminution video size or
The compress modes such as JPEG；
E, network transmitter 5: the code stream for the relatively high definition that mainstream condensing encoder 2 exports is sent out by Ethernet switch 12
It is sent to mainstream transcoder 6；Preview stream transcoder 7 is sent by the preview stream that preview stream condensing encoder 4 exports；
F, mainstream transcoder 6: by main view frequency code circulation change into preview terminating machine 9 can decoded code stream format as H.264,
H.265 etc., and it is sent to streaming media server 8；
G, preview stream transcoder 6: by preview video code stream be converted into preview terminating machine 9 can decoded code stream format such as
H.264, H.265 or JPEG etc., and it is sent to streaming media server 8；
H, streaming media server 8: mainstream and preview video stream after receiving transcoding, and need to lead to code stream according to terminal
It crosses the duplication of Ethernet switch 12 and is sent to each preview video display terminal 9；
I, preview terminating machine 9: according to the processing capacity of oneself, calculate the number that can decode the high definition mainstream shown and
The number of preview video stream, and apply for various video code flows to streaming media server 8, then decode and be sent to display equipment 11
Display.
In the utility model, compressed encoding transcoding is carried out using distributed video acquisition node and obtains high definition preview stream, together
When increase and can generate that flow is smaller, the simple preview stream of decoding process.Additional cable, 9 basis of preview terminating machine are not needed
The processing capacity of oneself selects suitable code stream, and is decoded display, realizes the function of signal source preview.
Using the equipment of the utility model, the same terminal can show unlimited number of preview screen without by terminal simultaneously
The limitation of processing capacity；Multiple terminals can watch the preview signal an of video source simultaneously；It, can basis for video acquisition node
Actual treatment ability chooses the compress mode of preview stream, reduces the cost of realization.
Obviously, it is practical without departing from this deliberately to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (8)
1. a kind of distributed cloud transcoding device for the source preview of distributed video processor signal, it is characterised in that: it includes
If
If dry video acquisition node, several mainstream transcoders, several preview stream transcoders, several streaming media servers and intervention
Look at terminating machine；Video acquisition node includes signal source collector, mainstream condensing encoder, video frame Sampling Machine, the compression of preview stream
Encoder and network transmitter；Video acquisition node is connect by signal source collector with all kinds of video sources, is sent by network
Machine is connected with Ethernet switch；Signal source collector is divided into two-way, is sequentially connected mainstream condensing encoder and network hair all the way
It is connected after sending machine, another way to be sequentially connected video frame Sampling Machine, preview stream condensing encoder with network transmitter, mainstream transcoder
Streaming media server and preview terminating machine are sequentially connected by Ethernet switch；Preview stream condensing encoder is handed over by Ethernet
It changes planes and is sequentially connected streaming media server and preview terminating machine.
2. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
It is characterized in that, the video signal source of signal source collector acquisition is HDMI, DVI, VGA or SDI.
3. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
Be characterized in that, compress mode used by mainstream condensing encoder is no compression, JPEG, JPEG2000, MPEG4, VC-2,
H.264 or H.265.
4. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
Be characterized in that, compress mode used by preview stream condensing encoder is no compression, JPEG, JPEG2000, MPEG4, VC-2,
H.264 or H.265.
5. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
It is characterized in that, mainstream transcoder distributed deployment.
6. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
It is characterized in that, preview stream condensing encoder distributed deployment.
7. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
It is characterized in that, streaming media server distributed deployment.
8. the distributed cloud transcoding device according to claim 1 for the source preview of distributed video processor signal,
It is characterized in that, preview terminating machine is PC machine, tablet computer or embedded host.
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| CN201920414037.7U CN209517383U (en) | 2019-03-29 | 2019-03-29 | Distributed cloud transcoding device for the source preview of distributed video processor signal |
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| CN201920414037.7U CN209517383U (en) | 2019-03-29 | 2019-03-29 | Distributed cloud transcoding device for the source preview of distributed video processor signal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954396A (en) * | 2021-02-05 | 2021-06-11 | 建信金融科技有限责任公司 | Video playing method and device, electronic equipment and computer readable storage medium |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954396A (en) * | 2021-02-05 | 2021-06-11 | 建信金融科技有限责任公司 | Video playing method and device, electronic equipment and computer readable storage medium |
| CN112954396B (en) * | 2021-02-05 | 2023-02-28 | 建信金融科技有限责任公司 | Video playing method and device, electronic equipment and computer readable storage medium |
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