CN116405559A - Fusion method and system for multi-platform multi-protocol video monitoring equipment - Google Patents
Fusion method and system for multi-platform multi-protocol video monitoring equipment Download PDFInfo
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- 238000004891 communication Methods 0.000 claims abstract description 91
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- 238000004590 computer program Methods 0.000 claims description 11
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/567—Integrating service provisioning from a plurality of service providers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The invention belongs to the technical field of monitoring equipment fusion, and particularly relates to a multi-platform multi-protocol video monitoring equipment fusion method and system. The invention provides a fusion method of multi-platform multi-protocol video monitoring equipment, which comprises the following steps: configuring a plurality of video monitoring platforms; connecting the video monitoring platform to a central server through a network to serve as a subordinate platform; identifying and classifying different protocols of the subordinate platforms; selecting communication modes among different subordinate platforms according to the protocol and carrying out communication among the subordinate platforms; and checking the monitoring video of each subordinate platform. The invention not only ensures the relative independence of the original video monitoring platform, does not influence the operation mode of the original video monitoring platform, but also realizes the unified monitoring and management of the multi-platform multi-protocol video monitoring equipment.
Description
Technical Field
The invention belongs to the technical field of monitoring equipment fusion, and particularly relates to a multi-platform multi-protocol video monitoring equipment fusion method and system.
Background
The video monitoring platform developed by each manufacturer is connected with and controls video acquisition equipment below the video monitoring platform by adopting different protocols, and the video monitoring platform uniformly monitors and manages the video acquisition equipment. However, in many practical projects, different video monitoring platforms are adopted in each period of engineering, and because of different protocols, the platforms cannot communicate with each other, so that all devices cannot be monitored and managed uniformly, and video streams of the different platforms cannot be analyzed.
Through retrieval, patent CN112135104A discloses a video comprehensive monitoring system and method based on multi-scene fusion, wherein the video comprehensive monitoring system comprises a device layer, a service layer and a front-end display layer which are sequentially connected, the service layer comprises a Web server, a DSS streaming media server and an SRS streaming media server, the Web server is connected with an SIP signaling server and an I1 signaling server, and the Web server is used for realizing signaling service scheduling and streaming media service scheduling under different application scenes; the SIP signaling server is used for sending GB28181 video stream to the DSS streaming media server, the I1 signaling server is used for sending rtmp video stream to the SRS streaming media server, and the front-end display layer comprises a PC client, a Web end and a mobile end. According to the video monitoring system for the integrated transformer substation and the video monitoring system for the transmission line, the rapid access of equipment of different factories can be realized through a standard GB28181 protocol, one path of video stream and Rtsp request are uniquely identified through equipment IP, the mapping relationship between the two paths of video stream and Rtsp request is established, multiplexing of video streams is realized, and the method is not suitable for the integration of a plurality of video monitoring platforms.
Patent CN111818337a proposes a method and a system for compatible monitoring of multiple video monitoring devices, the method comprising the following steps: collecting various monitoring videos; identifying code rates of different monitoring videos and classifying the code rates; and sending the monitoring video which accords with the receiving code rate of the monitoring center to a video monitoring center, decoding and transcoding the monitoring video which does not accord with the receiving code rate of the monitoring center, and then sending the monitoring video to the video monitoring center to realize the compatible monitoring of various monitoring videos. The patent can be connected to video front-end camera equipment of a non-communication type, an unlimited model and a manufacturer, can be deployed in a hardware and software system mode, can be connected to an existing monitoring network in a bypass mode, has little influence on the existing monitoring network, can be uniformly and intensively connected to an existing video monitoring platform, and can be used for multi-terminal video centralized monitoring, but the mode is not suitable for fusion of a plurality of video monitoring platforms.
In order to solve the above problems, a convergence method and system of a multi-platform multi-protocol video monitoring device are needed to be designed.
Disclosure of Invention
In view of the above problems, the present invention provides a fusion method for a multi-platform multi-protocol video monitoring device, where the fusion method includes:
configuring a plurality of video monitoring platforms;
connecting the video monitoring platform to a central server through a network to serve as a subordinate platform;
identifying and classifying different protocols of the subordinate platforms;
selecting communication modes among different subordinate platforms according to the protocol and carrying out communication among the subordinate platforms;
and checking the monitoring video of each subordinate platform.
Preferably, the identification of the protocol of the lower level platform is based on the video clips sent to the central server for each lower level platform.
Preferably, after identifying and classifying the protocols of the different subordinate platforms, the method further comprises: the protocol of each lower-level platform is stored in a central server.
Preferably, selecting a communication mode between different lower-level platforms and performing communication between the lower-level platforms according to whether the protocols are the same includes:
when the lower-level platforms adopting the same protocol are in communication, the communication content is directly sent;
when the communication among the lower platforms of different protocols is adopted, the communication content is decoded firstly, then the transcoding is carried out according to the format required by the corresponding lower platform, and then the transcoded communication content is sent to the corresponding lower platform.
Preferably, the transcoding comprises the steps of:
framing the communication content to obtain continuous video frames;
protocol decoding is carried out on the video frames to obtain encapsulation format data;
unpacking the package format data to obtain audio stream compression coding data and video stream compression coding data;
the audio stream compression encoded data and the video stream compression encoded data are converted and output as video stream data.
Preferably, the framing includes the steps of:
storing communication content into a first-level cache, and sequencing according to a sequence of data packets, wherein the communication content is streaming media data;
checking the first level buffer memory packet by packet, removing discontinuous stream media data, judging whether the data packet network abstract layer unit is fragmented or not, and if the data packet network abstract layer unit is a single-chip network abstract layer unit, directly adding the second level buffer memory; if the data packet is a fragment network abstract layer unit, the data packet is merged and spliced and then added into a secondary cache.
Preferably, the solution protocol comprises the steps of:
analyzing the video frame into encapsulation format data according to the protocol, removing signaling data in the video frame, and only retaining video and audio data;
the protocols comprise a real-time message transmission protocol, a real-time stream transmission protocol, a real-time transmission protocol, a user datagram protocol, a safe and reliable transmission protocol, a web video voice real-time communication technology and a session initiation protocol.
The invention also provides a multi-platform multi-protocol video monitoring equipment fusion system, which comprises a configuration module, a connection module, an identification module, a communication module and a viewing module;
the configuration module is used for configuring a plurality of video monitoring platforms;
the connection module is used for connecting the video monitoring platform to a central server through a network to serve as a subordinate platform;
the identification module is used for identifying and classifying different protocols of the subordinate platforms;
the communication module is used for selecting communication modes among different lower-level platforms according to the fact that whether the protocols are the same or not and carrying out communication among the lower-level platforms;
and the checking module is used for checking the monitoring video of each lower stage platform.
Preferably, the identification of the protocol of the lower stage platform in the identification module is based on video clips sent to the central server by each lower stage platform.
Preferably, the identification module is further configured to save a protocol of each lower platform.
Preferably, the communication module is configured to select a communication mode between different subordinate platforms according to the protocol and perform communication between the subordinate platforms, and includes:
the communication module is used for directly sending communication content when adopting the communication between the subordinate platforms of the same protocol;
when the communication among the lower platforms of different protocols is adopted, the communication content is decoded firstly, then the transcoding is carried out according to the format required by the corresponding lower platform, and then the transcoded communication content is sent to the corresponding lower platform.
The invention also provides a multi-platform multi-protocol video monitoring equipment fusion electronic equipment, which comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory are communicated with each other through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the steps of the method when executing the program stored in the memory.
The invention also proposes a computer-readable storage medium, on which a computer program is stored,
the computer program realizes the steps of the above method when being executed by a processor.
The invention has the following beneficial effects:
the invention can automatically identify the protocol used by each lower platform by connecting each platform through the network as the lower platform, and transcode the video stream of the lower platform into the video bit stream available to the client when the video stream of the lower platform is obtained, thereby ensuring the relative independence of the original video monitoring platform, not affecting the operation mode of the original video monitoring platform, and realizing the unified monitoring and management of the multi-platform multi-protocol video monitoring equipment.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a diagram showing a method for fusing multi-platform and multi-protocol video monitoring equipment in an embodiment of the invention;
FIG. 2 is a diagram of a multi-platform multi-protocol video surveillance device convergence system in accordance with an embodiment of the invention;
FIG. 3 is a detailed flow chart of a multi-platform multi-protocol video surveillance device convergence system in accordance with an embodiment of the invention;
fig. 4 shows a diagram of an electronic device in an embodiment of the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the present invention proposes a fusion method of a multi-platform multi-protocol video monitoring device, where the fusion method includes:
(1) Configuring multiple video monitoring platforms
(2) Connecting the video monitoring platform to a central server through a network to serve as a subordinate platform
The identification of the protocols of the subordinate platforms is based on video clips sent to the central server by each subordinate platform.
(3) Identifying and classifying different protocols of the subordinate platforms
After identifying and classifying the protocols of different subordinate platforms, the method further comprises the following steps: the protocol of each lower-level platform is stored in a central server.
(4) Selecting communication modes among different subordinate platforms according to the protocol and carrying out communication among the subordinate platforms
Comprising the following steps:
when the lower-level platforms adopting the same protocol are in communication, the communication content is directly sent;
when the communication among the lower platforms of different protocols is adopted, the communication content is decoded firstly, then the transcoding is carried out according to the format required by the corresponding lower platform, and then the transcoded communication content is sent to the corresponding lower platform.
The transcoding comprises the following steps:
framing the communication content to obtain continuous video frames;
protocol decoding is carried out on the video frames to obtain encapsulation format data;
unpacking the package format data to obtain audio stream compression encoded data and video stream compression encoded data, wherein in the embodiment, the audio stream compression encoded data is AAC (advanced coding control) encoded format, and the video stream compression encoded data is H264 encoded bare data;
the audio stream compression encoded data and the video stream compression encoded data are converted and output as video stream data, and in this embodiment, the standard of video stream data reception is gb28181.
The framing comprises the following steps:
storing communication content into a first-level cache, and sequencing according to a sequence of data packets, wherein the communication content is streaming media data;
checking the first level buffer memory packet by packet to remove discontinuous stream media data, judging whether a data packet network abstract layer unit (network abstraction layer unit, NALU for short) is fragmented or not, and if the data packet network abstract layer unit is a single NALU, directly adding the data packet network abstract layer unit into the second level buffer memory; if the data packet is the fragmented NALU, merging and splicing the data packets, and adding the merged data packet into a secondary cache.
The solution protocol comprises the following steps:
analyzing the video frame into encapsulation format data according to the protocol, removing signaling data in the video frame, and only retaining video and audio data;
the protocols include a Real-time message transmission protocol (Real Time Messaging Protocol, rtmp), a Real-time streaming transmission protocol (Real Time Streaming Protocol, rtsp), a Real-time transmission protocol (Real-time Transport Protocol, rtp), a transport stream passing through a user datagram protocol (Transport Stream overUser Datagram Protocol, ts over udp), a secure and reliable transmission protocol (Secure Reliable Transport, srt), a Web video and voice Real-time communication technology (Web Real-Time Communications, webrtc), and a session initiation protocol (Session initialization Protocol, sip).
(5) Checking the monitoring video of each subordinate platform
As shown in fig. 2, the invention provides a multi-platform multi-protocol video monitoring device fusion system, which comprises a configuration module, a connection module, an identification module, a communication module and a viewing module.
As shown in fig. 3, the configuration module is configured to configure a plurality of video monitoring platforms;
the connection module is used for connecting the video monitoring platform to a central server through a network to serve as a subordinate platform;
the identification module is used for identifying and classifying different protocols of the lower platforms, the identification basis of the protocols of the lower platforms in the identification module is video clips sent to the central server by the lower platforms, and the identification module is also used for storing the protocols of the lower platforms;
the communication module is used for selecting communication modes among different subordinate platforms according to the protocol and carrying out communication among the subordinate platforms, and comprises the following steps: the communication module is used for directly sending communication content when adopting the communication between the subordinate platforms of the same protocol; when adopting the communication among the subordinate platforms of different protocols, firstly decoding the communication content, then transcoding according to the format required by the corresponding subordinate platform, and then sending the transcoded communication content to the corresponding subordinate platform;
and the checking module is used for checking the monitoring video of each lower stage platform.
As shown in fig. 4, the present invention further provides a multi-platform multi-protocol video monitoring device convergence electronic device, which includes a processor 101, a communication interface 102, a memory 103 and a communication bus 104, where the processor 101, the communication interface 102, and the memory 103 complete communication with each other through the communication bus 104, and the memory 103 is used for storing a computer program;
in one embodiment of the present invention, the processor 101 is configured to implement the steps of the fusion method of the multi-platform multi-protocol video monitoring device provided in any one of the foregoing method embodiments when executing the program stored in the memory 103.
The implementation principle and technical effects of the electronic device provided by the embodiment of the invention are similar to those of the above embodiment, and are not repeated here.
The memory 103 may be an electronic memory such as a flash memory, an EEPROM (electrically erasable programmable read only memory), an EPROM, a hard disk, or a ROM. The memory 103 has storage space for program code for performing any of the method steps described above. For example, the memory space for the program code may include individual program code for implementing individual steps in the above method, respectively. The program code can be read from or written to one or more computer program products. These computer program products comprise a program code carrier such as a hard disk, compact Disk (CD), memory card or floppy disk. Such computer program products are typically portable or fixed storage units. The storage unit may have a memory segment or a memory space or the like arranged similarly to the memory 103 in the above-described electronic device. The program code may be compressed, for example, in a suitable form. Typically, the storage unit comprises a program for performing the method steps according to an embodiment of the invention, i.e. code that can be read by a processor, such as 101, for example, which when run by an electronic device causes the electronic device to perform the various steps in the method described above.
Embodiments of the present invention also provide a computer-readable storage medium. The computer readable storage medium stores a computer program which, when executed by a processor, implements the steps of the multi-platform multi-protocol video surveillance device fusion method described above.
The computer-readable storage medium may be embodied in the apparatus/means described in the above embodiments; or may exist alone without being assembled into the apparatus/device. The computer-readable storage medium carries one or more programs which, when executed, implement methods in accordance with embodiments of the present invention.
According to embodiments of the present invention, the computer-readable storage medium may be a non-volatile computer-readable storage medium, which may include, for example, but is not limited to: a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
Those of ordinary skill in the art will appreciate that: although the invention has been described in detail with reference to the foregoing embodiments, it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (13)
1. The fusion method of the multi-platform multi-protocol video monitoring equipment is characterized by comprising the following steps of:
configuring a plurality of video monitoring platforms;
connecting the video monitoring platform to a central server through a network to serve as a subordinate platform;
identifying and classifying different protocols of the subordinate platforms;
selecting communication modes among different subordinate platforms according to the protocol and carrying out communication among the subordinate platforms;
and checking the monitoring video of each subordinate platform.
2. The method for fusing a multi-platform multi-protocol video surveillance apparatus of claim 1,
the identification of the protocols of the subordinate platforms is based on video clips sent to the central server by each subordinate platform.
3. The method for fusing a multi-platform multi-protocol video surveillance apparatus of claim 1,
after identifying and classifying the protocols of different subordinate platforms, the method further comprises the following steps: the protocol of each lower-level platform is stored in a central server.
4. The method for fusing a multi-platform multi-protocol video surveillance apparatus of claim 1,
selecting communication modes among different subordinate platforms according to the protocol or not and carrying out communication among the subordinate platforms comprises the following steps:
when the lower-level platforms adopting the same protocol are in communication, the communication content is directly sent;
when the communication among the lower platforms of different protocols is adopted, the communication content is decoded firstly, then the transcoding is carried out according to the format required by the corresponding lower platform, and then the transcoded communication content is sent to the corresponding lower platform.
5. The method for merging multi-platform and multi-protocol video monitoring equipment according to claim 4, wherein,
the transcoding comprises the following steps:
framing the communication content to obtain continuous video frames;
protocol decoding is carried out on the video frames to obtain encapsulation format data;
unpacking the package format data to obtain audio stream compression coding data and video stream compression coding data;
the audio stream compression encoded data and the video stream compression encoded data are converted and output as video stream data.
6. The method for fusing a multi-platform multi-protocol video surveillance apparatus of claim 5,
the framing comprises the following steps:
storing communication content into a first-level cache, and sequencing according to a sequence of data packets, wherein the communication content is streaming media data;
checking the first level buffer memory packet by packet, removing discontinuous stream media data, judging whether the data packet network abstract layer unit is fragmented or not, and if the data packet network abstract layer unit is a single-chip network abstract layer unit, directly adding the second level buffer memory; if the data packet is a fragment network abstract layer unit, the data packet is merged and spliced and then added into a secondary cache.
7. The method for fusing a multi-platform multi-protocol video surveillance apparatus of claim 5,
the solution protocol comprises the following steps:
analyzing the video frame into encapsulation format data according to the protocol, removing signaling data in the video frame, and only retaining video and audio data;
the protocols comprise a real-time message transmission protocol, a real-time stream transmission protocol, a real-time transmission protocol, a user datagram protocol, a safe and reliable transmission protocol, a web video voice real-time communication technology and a session initiation protocol.
8. The fusion system of the multi-platform multi-protocol video monitoring equipment is characterized by comprising a configuration module, a connection module, an identification module, a communication module and a viewing module;
the configuration module is used for configuring a plurality of video monitoring platforms;
the connection module is used for connecting the video monitoring platform to a central server through a network to serve as a subordinate platform;
the identification module is used for identifying and classifying different protocols of the subordinate platforms;
the communication module is used for selecting communication modes among different lower-level platforms according to the fact that whether the protocols are the same or not and carrying out communication among the lower-level platforms;
and the checking module is used for checking the monitoring video of each lower stage platform.
9. The multi-platform multi-protocol video surveillance device convergence system of claim 8,
the identification basis of the protocols of the subordinate platforms in the identification module is video clips sent to the central server by the subordinate platforms.
10. The multi-platform multi-protocol video surveillance device convergence system of claim 8,
the identification module is also used for storing the protocol of each lower-level platform.
11. The multi-platform multi-protocol video surveillance device convergence system of claim 8,
the communication module is used for selecting communication modes among different subordinate platforms according to the protocol and carrying out communication among the subordinate platforms, and comprises the following steps:
the communication module is used for directly sending communication content when adopting the communication between the subordinate platforms of the same protocol;
when the communication among the lower platforms of different protocols is adopted, the communication content is decoded firstly, then the transcoding is carried out according to the format required by the corresponding lower platform, and then the transcoded communication content is sent to the corresponding lower platform.
12. The multi-platform multi-protocol video monitoring equipment fusion electronic equipment is characterized by comprising a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory are in communication with each other through the communication bus;
a memory for storing a computer program;
a processor for implementing the steps of the video surveillance device fusion method of any one of claims 1 to 7 when executing a program stored on a memory.
13. A computer-readable storage medium having a computer program stored thereon, characterized in that,
the computer program, when executed by a processor, implements the steps of the video surveillance device fusion method according to any of claims 1-7.
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