WO2018027448A1

WO2018027448A1 - Intelligent monitoring cloud transcoding platform

Info

Publication number: WO2018027448A1
Application number: PCT/CN2016/093883
Authority: WO
Inventors: 阮剑; 李林
Original assignee: 深圳秦云网科技有限公司
Priority date: 2016-08-08
Filing date: 2016-08-08
Publication date: 2018-02-15
Also published as: CN108028909A

Abstract

An intelligent monitoring cloud transcoding platform, comprising a data center network system and at least one monitoring network system in network connection thereto. The monitoring network system comprises at least one camera, a network hard disk video recorder, and a video access server. The camera is used for collecting real-time video data, the network hard disk video recorder is used for storing the video data, and the video access server is used for carrying out unified coding on the collected real-time video data. The data center network system comprises a data center server and a video cloud server. The data center server is used for decoding, monitoring, and managing videos uploaded by each monitoring network system, and the video cloud server is used for distributing the decoded videos. The present technical solution can efficiently utilize monitoring resources, and can improve the operation efficiency of a server.

Description

Smart Monitoring Cloud Transcoding Platform

Technical field

The invention relates to the technical field of security monitoring, in particular to a smart monitoring cloud transcoding platform.

Background technique

With the development of Safe City, the video surveillance system has undergone many changes and transformations, and has gradually entered the stage of digitalization, networking, high-definition and intelligence. At present, the urban HD network video surveillance modularization adopts a monitoring platform. The monitoring platform generally adopts modular deployment, and is modularized according to the type of service function, the control layer and the data service layer, and the modules are on different hardware servers. Deploy large-scale centralized network video surveillance service bearer services. Due to the decentralized construction of each subsystem and the change of design ideas at different stages, the specifications and models of the front-end cameras are different, and the encoding and storage scheduling management of the back-end is not fully compatible, resulting in the network video and audio server only applicable to the supporting monitoring equipment. This will result in a huge waste of resources and a problem of inefficient server operation.

Summary of the invention

The main object of the present invention is to provide a smart monitoring cloud transcoding platform, which aims to effectively utilize monitoring resources and improve the operating efficiency of the server.

To achieve the above objective, a technical solution adopted by the present invention is to provide a smart monitoring cloud transcoding platform, where the smart monitoring cloud transcoding platform includes a data center network system and at least one network connection with the data center network system. Monitoring network system;

The monitoring network system includes at least one camera, a network hard disk recorder connected to the camera, and a video access server connected to the network hard disk recorder, wherein the camera is configured to collect real-time video data and upload it to a network hard disk recorder. The network hard disk recorder is configured to store and upload video data to a video access server, where the video access server is used to uniformly encode and upload the collected real-time video data to a data center network system;

The data center network system includes a data center server and a video cloud server connected to the data center server network, where the data center server is used for decoding, monitoring, and managing video uploaded by each monitoring network system, where the video cloud server is used. The distribution process is performed on the decoded video.

Preferably, the data center network system further includes a storage server for storing the uploaded video.

Preferably, the data center network system further includes a video analysis server, configured to perform area analysis on the decoded video, and display an alarm message when the video has an alarm, and feed the alarm information to the user terminal through the video cloud server. .

Preferably, the video analysis server includes an alarm parameter setting unit for setting alarm information for triggering an alarm.

Preferably, the video access server comprises a video splicing unit, a video sampling unit connected to the video splicing unit, and a video encoding unit connected to the video sampling unit, where the video splicing unit is used for collecting by each camera. The real-time video is spliced to obtain a panoramic image, and the video sampling unit is configured to perform video sampling on the panoramic image to form a target video to be uploaded; the video encoding unit is configured to perform unified encoding on the target video to be uploaded.

Preferably, the video sampling unit is further configured to sample the collected image to form a target video to be uploaded every sampling period of 8 frames of images.

Preferably, the video sampling unit is further configured to select a target picture as a sample picture from a sampling period of each 8 frames of images, and the plurality of sample pictures form a target video to be uploaded.

The technical solution of the present invention mainly includes a data center network system and at least one monitoring network system connected to the data center network system network, wherein the monitoring network system adds a video access server compared to the prior art, and is used for treating The uploaded video is uniformly encoded and uploaded. In this way, the problem that the monitoring front-end device is prone to coding incompatibility in the prior art can be solved, the utilization of the monitoring resource can be improved, and the operating efficiency of the server can be improved. Meanwhile, in the data center network A video cloud server has been added to the system to distribute and process the uploaded video data to broadcast live video data for user's query.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and those skilled in the art can obtain other drawings according to the structures shown in the drawings without any creative work.

1 is a block diagram of a module of an intelligent monitoring cloud transcoding platform according to an embodiment of the present invention;

2 is a system architecture diagram of a smart monitoring cloud transcoding platform of the present invention;

3 is a block diagram of a module of the video access server of FIG. 1.

The implementation, functional features, and advantages of the present invention will be further described in conjunction with the embodiments.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

It is to be noted that the descriptions of the "first", "second" and the like in the present invention are for the purpose of description only, and are not to be construed as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" or "second" may include at least one of the features, either explicitly or implicitly. In addition, the technical solutions between the various embodiments may be combined with each other, but must be based on the realization of those skilled in the art, and when the combination of the technical solutions is contradictory or impossible to implement, it should be considered that the combination of the technical solutions does not exist. It is also within the scope of protection required by the present invention.

Referring to FIG. 1 and FIG. 2, in the embodiment of the present invention, the smart monitoring cloud transcoding platform includes a data center network system 10 and at least one monitoring network system 20 connected to the data center network system 10;

The monitoring network system 20 includes at least one camera 21, a network hard disk recorder 22 (NVR) connected to the camera 21, and a video access server 23 connected to the network hard disk recorder 22, and the camera 21 is used for collecting real time. The video data is uploaded to the network hard disk recorder 22, and the network hard disk recorder 22 is configured to store and upload the video data to the video access server 23, and the video access server 23 is configured to unify the collected real-time video data. Encode and upload to the data center network system 10;

The data center network system 10 includes a data center server 12 and a video cloud server 11 connected to the data center server 12, and the data center server 12 is configured to decode, monitor, and manage video uploaded by each monitoring network system 20. The video cloud server 11 is configured to perform distribution processing on the decoded video.

In this embodiment, the data center network system 10 performs data exchange with each monitoring network system 20 through the Internet, and can realize video data uploading nationwide, and has the advantages of wide coverage. When the video data is uploaded, the video data to be uploaded by the video access server 23 is uniformly encoded. Thus, the problem that the monitoring front-end devices (the camera 21 and the network hard disk recorder 22, etc.) are incompatible can be solved, and the system needs different encodings. Thus, the data center server 12 can improve the efficiency of the encoded video data. In this embodiment, the video access server 23 is added to the monitoring network system 20, and the video cloud server 11 is added to the data center network system 10, and other devices can use the previous monitoring device. The entire platform is deployed at a lower cost and can effectively utilize monitoring resources.

The technical solution of the present invention mainly includes a data center network system 10 and at least one monitoring network system 20 connected to the data center network system 10, wherein the monitoring network system 20 adds a video access server compared to the prior art. 23, for uniformly encoding and uploading the uploaded video, so that the problem that the monitoring front-end device is prone to coding incompatibility in the prior art can be solved, the utilization of the monitoring resource can be improved, and the operating efficiency of the server can be improved; The video cloud server 11 is added to the data center network system 10, and the uploaded video data can be distributed and processed to directly broadcast the video data, which is convenient for the user to query.

In a specific embodiment, the data center network system 10 further includes a storage server 13 for storing uploaded videos. In this embodiment, as the number of monitoring network systems 20 increases, one or more storage servers 13 may be provided in the data center network system 10 to store the uploaded data. Of course, the storage server 13 can selectively store video data according to actual requirements to improve the utilization rate of the storage server 13. For example, the video information of the specific alarm information can be selected for storage to facilitate subsequent investigation and forensics.

In a specific embodiment, the data center network system 10 further includes a video analysis server 14 for performing area analysis on the decoded video, and displaying an alarm message and passing the video cloud server when there is an alarm in the video. 11 feedback the alarm information to the user terminal. In this embodiment, the video analysis server 14 can perform regional analysis on the video to identify the picture information in each area. When there is an alarm in the video, the alarm information is displayed and the alarm information is fed back to the user terminal through the video cloud server 11. In this way, the efficiency of detecting an alarm can be improved. In an actual application, it is possible to compare whether the similarity between the regional parameter and the preset parameter in the video exceeds the identification threshold, and if so, it is determined that the video contains the alert information, and if otherwise, the video is determined to be a normal video.

Further, the video analysis server 14 includes an alarm parameter setting unit for setting alarm information for triggering an alarm. In this embodiment, through the alarm parameter setting unit, the alarm information for triggering the alarm can be set according to the needs of the user, so that the alarm information triggered by the system automatically can not be prevented from meeting the specific environmental requirements, resulting in a warning leak. Report or false positives.

Referring to FIG. 3, in a specific embodiment, the video access server 23 includes a video splicing unit 231, a video sampling unit 232 connected to the video splicing unit 231, and a video connected to the video sampling unit 232. The encoding unit 233 is configured to splicing the real-time video collected by each camera 21 to obtain a panoramic image, and the video sampling unit 232 is configured to perform video sampling on the panoramic image to form a target video to be uploaded; The video encoding unit 233 is used for unified encoding of the target video to be uploaded. In this embodiment, the video splicing unit 231 can splicing the images collected by the plurality of cameras 21 into a panoramic image, and analyzing the panoramic image in the video analysis server 14 can improve the processing efficiency thereof. In practice, most of the monitored video data is normal video. When all the video data is uploaded, the data center network system 10 is inevitably burdened, and the video image can be sampled by the video sampling unit 232, thereby improving the data uploading efficiency and The burden on the data center network system 10 is reduced. The video encoding unit 233 can uniformly encode the video to be uploaded, so that the problem that the monitoring front-end device is incompatible and different encoding needs to be used can be solved.

Please continue to refer to FIG. 3. Further, the video sampling unit 232 is further configured to sample the collected image to form a target video to be uploaded every sampling period of 8 frames of images. In this embodiment, the picture in the video is sampled every 8 frames, so that the code stream of the surveillance video can be reduced to 1/8 of the original, the transmission bandwidth is greatly saved, and the data structure can be optimized. Of course, one sampling period per 8 frames is only one specific scheme of the embodiment, and the uploaded video may be sampled in a sampling period of more than 8 frames or less.

Referring to FIG. 3, in an embodiment, the video sampling unit 232 is further configured to select a target picture as a sample picture from a sampling period of each 8 frames of images, and the plurality of sample pictures form a target video to be uploaded. Considering the quality of the sampled pictures taken (such as poor picture shooting, inconspicuous picture features, etc.), a better picture can be selected from the 8 frames as a sample picture to improve the quality of the target video.

In summary, the smart monitoring cloud transcoding platform of this solution has at least the following advantages:

1) Real-time automated monitoring. Through the data center server 12, real-time uploading of video/monitoring information across the country can be realized, ensuring the effectiveness and reliability of the data, and providing a real-time pipeline for video-based command dispatching and event warning;

2) Multi-channel massive data, through the video access server 23, multiple channels of data can be simultaneously accessed, and multiple pictures and videos can be uploaded, stored, and processed on the existing network channel, providing a data foundation for video big data processing. ;

3) Low deployment costs. The platform is based on the existing device deployment, and only needs to add a plurality of video access servers 23 in the existing monitoring network system 20, and add the video cloud server 11 in the data center to complete;

4) Scalability. The platform has good scalability in terms of function and performance. In the future, it can quickly add new services or expand capacity according to requirements without changing the hardware deployment architecture.

5) Unified access. Through the added video access server 23, it can be compatible with most brands of cameras 21/NVR and other devices to solve the problem of unified access of devices from different manufacturers;

6) Distribution services. Through the added video cloud server 11, the distribution service of pictures and videos can be provided based on the Internet, and can be developed into a public service platform. The whole solution can be divided into front-end monitoring resource collection, monitoring resource access, networked centralized management platform, image resource storage and image resource sharing platform construction.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structural transformation, or direct/indirect use, of the present invention and the contents of the drawings are used in the inventive concept of the present invention. It is included in the scope of the patent protection of the present invention in other related technical fields.

Claims

A smart monitoring cloud transcoding platform, wherein the smart monitoring cloud transcoding platform comprises a data center network system and at least one monitoring network system connected to the data center network system network;

The monitoring network system includes at least one camera, a network hard disk recorder connected to the camera, and a video access server connected to the network hard disk recorder, wherein the camera is configured to collect real-time video data and upload it to a network hard disk recorder. The network hard disk recorder is configured to store and upload video data to a video access server, where the video access server is used to uniformly encode and upload the collected real-time video data to a data center network system;

The data center network system includes a data center server and a video cloud server connected to the data center server network, where the data center server is used for decoding, monitoring, and managing video uploaded by each monitoring network system, where the video cloud server is used. The distribution process is performed on the decoded video.
The smart monitoring cloud transcoding platform of claim 1 , wherein the data center network system further comprises a storage server for storing the uploaded video.
The smart monitoring cloud transcoding platform of claim 1 , wherein the data center network system further comprises a video analysis server, configured to perform regional analysis on the decoded video, and when there is an alarm in the video, The alarm information is displayed and the alarm information is fed back to the user terminal through the video cloud server.
The smart monitoring cloud transcoding platform according to claim 3, wherein the video analysis server comprises an alarm parameter setting unit configured to set alarm information for triggering an alarm.
The smart monitoring cloud transcoding platform according to claim 1, wherein the video access server comprises a video splicing unit, a video sampling unit connected to the video splicing unit, and a video connected to the video sampling unit. a coding unit, the video splicing unit is configured to splicing real-time video collected by each camera to obtain a panoramic image, and the video sampling unit is configured to perform video sampling on the panoramic image to form a target video to be uploaded; Uniform encoding of the target video to be uploaded.
The smart monitoring cloud transcoding platform according to claim 5, wherein the video sampling unit is further configured to sample the collected image to form a target video to be uploaded every 8 frames of image sampling period.
The smart monitoring cloud transcoding platform according to claim 6, wherein the video sampling unit is further configured to select a target picture as a sample picture from a sampling period of each 8 frames of images, and multiple sample pictures are formed to be uploaded. Target video.