CN113542683B - Security monitoring video and audio broadcasting system and method based on digital television platform - Google Patents
Security monitoring video and audio broadcasting system and method based on digital television platform Download PDFInfo
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- CN113542683B CN113542683B CN202110790130.XA CN202110790130A CN113542683B CN 113542683 B CN113542683 B CN 113542683B CN 202110790130 A CN202110790130 A CN 202110790130A CN 113542683 B CN113542683 B CN 113542683B
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
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- 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
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a security monitoring video-audio broadcasting system based on a digital television platform, which comprises four system modules, namely a security monitoring system, an intermediate system, a BOSS system and a VOD on-demand system, wherein the security monitoring system is in communication connection with the intermediate system, the BOSS system is in communication connection with the intermediate system and the VOD on-demand system respectively, the VOD on-demand system is in communication connection with the intermediate system, the BOSS system, the IPQAM5 and the STB6 respectively, and the intermediate system is in communication connection with the security monitoring system, the BOSS system and the VOD on-demand system respectively. The method realizes the butt joint of two systems and service access, is convenient for the quick realization of the service, greatly reduces the input cost, and provides an realizable method for the technical and service fusion of the broadcast television network digital television platform and the security monitoring system.
Description
Technical Field
The invention relates to the field of communication, in particular to the field of communication between three networks, and particularly relates to a security monitoring video and audio broadcasting system and method based on a digital television platform, which can be widely applied to a broadcast network operator.
Background
The security monitoring system is an important component of the social informatization system and is also an important development direction of the customer collecting business. The security monitoring system is spread over the aspects of social life, including traffic, office, medical treatment, communities, schools and the like, and is in a brand new stage of full digital large networking by combining with digital technology, video and audio coding and decoding technology and network technology. The security monitoring system supports national standard GB/T28181-2011 technical requirement for information transmission and exchange control of security video and audio monitoring networking systems, adopts SIP protocol to perform information interaction between the inside and the outside of the system, and adopts RTSP streaming protocol.
The broadcast television VOD system is an important support system for digital television video on demand service, adopts a standard and flexible NGOD architecture and an RTSP streaming protocol. The security monitoring system is similar to the VOD on-demand system in terms of video/audio encoding/decoding protocol, streaming media broadcasting protocol, network transmission protocol and the like, so that the service fusion of the two systems is possible.
At present, the video and audio of security monitoring is presented on the set top box by the digital television platform, and the video and audio of the security monitoring system is stored in the internal platform of the digital television.
Disclosure of Invention
The invention aims to provide a security monitoring video-audio broadcasting system and a security monitoring video-audio broadcasting method based on a digital television platform, wherein interaction and resource scheduling of the security monitoring system are realized through a digital television VOD on-demand system, access of the digital television platform to video-audio content of the security monitoring system is realized in a manner of reestablishing a security monitoring service docking system and increasing storage due to the monitoring service requirement of the digital television platform, docking and service access of the two systems are realized under the condition of not changing the original technical architecture of the two systems through fusion of the VOD on-demand system and the security monitoring system, the service is conveniently and rapidly realized, the input cost is greatly reduced, and a realizable method is provided for the technical and service fusion of a broadcast television network digital television platform and the security monitoring system. The invention is based on a digital television VOD on-demand platform, an IP transmission network, an HFC access network and a security monitoring system at an internet end, adopts an open system architecture and standard and mature communication protocols, and realizes real-time playing, playback and alarming of video and audio contents of the security monitoring system through a digital television set top box.
The above object of the present invention is achieved by the following technical solutions:
the security monitoring video-audio broadcasting system based on the digital television platform comprises four system modules, namely a security monitoring system 1, an intermediate system 2, a BOSS system 3 and a VOD on-demand system 4, wherein the security monitoring system 1 is in communication connection with the intermediate system 2, the BOSS system 3 is respectively in communication connection with the intermediate system 2 and the VOD on-demand system 4, the VOD on-demand system 4 is respectively in communication connection with the intermediate system 2, the BOSS system 3, the IPQAM5 and the STB6, and the intermediate system 2 is respectively in communication connection with the security monitoring system 1, the BOSS system 3 and the VOD on-demand system 4.
The security monitoring system 1 is composed of a platform management module 101, a Session Initiation Protocol (SIP) signaling control module 102 and a streaming media module 103, wherein the platform management module 101 realizes the butt joint with the intermediate system 2 and the information interaction; the SIP signaling control module 102 dispatches internal resources and communicates with the user according to the user request forwarded by the platform management module 101; the streaming media module 103 pushes the video and audio files to the user according to the request information of the SIP signaling control module 102. The platform management module 101, the SIP signaling control module 102 and the streaming media module 103 are software plus server architecture and are connected through a network.
The intermediate system 2 is composed of a protocol conversion module 201 and a content conversion module 202, wherein the protocol conversion module 201 realizes communication interaction with the security monitoring system 1 and the VOD on-demand platform 4 to finish conversion, encapsulation and forwarding of signaling and storage and calling of data; the content conversion module 202 performs conversion of the monitoring point information and the program information and synchronizes the program information to the BOSS system 3 and the VOD on-demand system 4. The protocol conversion module 201 and the content conversion module 202 are software and server architecture and are connected through a network.
The BOSS system 3 obtains the program information converted by the content conversion module 202, generates service packages from the program information, and synchronizes the subscription information of the user to the VOD on-demand system.
The VOD on-demand system 4 is composed of a service management module 401, a resource scheduling module 402, a streaming media module 403 and an EPG module 404, wherein the service management module 401 is responsible for the communication among the modules and the management of an external interface; the resource scheduling module 402 is responsible for managing and scheduling push stream resources and IPQAM resources and communicating with the set top box; the streaming media module 403 is responsible for the management of the streaming media server and performs push flow according to the signaling of the resource scheduling module 402; the EPG module 404 is responsible for presentation of the set-top box pages and interaction with the STB6; VOD on-demand system 4 obtains STB6 on-demand information, interacts with security monitoring system 1 through intermediate system 2, and obtains monitoring video and audio stream to push to STB6 through IPQAM 5. The service management module 401, the resource scheduling module 402, the streaming media module 403 and the EPG module 404 are software plus server architecture and are connected through a network.
The invention further aims to provide a security monitoring video and audio broadcasting method based on the digital television platform, wherein the digital television set top box is used as a security monitoring video and audio broadcasting request terminal; the digital television platform realizes information interaction with the security monitoring system, provides a capability supporting platform for the set top box, and communicates with the set top box through a standard NGOD architecture; the set top box monitoring video and audio broadcasting request is converted into a service request signaling of the security monitoring system through the digital television platform, the digital television platform interacts with the security monitoring system through a standard SIP protocol, the security monitoring system regards the set top box as a client to push RTSP video and audio streams to the digital television platform according to the request, and the digital television platform forwards the video and audio streams to the digital television set top box for playing. The method comprises the following steps:
step 1: the security monitoring system provides and manages all monitoring video and audio contents, processes a video and audio broadcasting request monitored by the digital television platform, and pushes the monitoring video and audio to the digital television platform; meanwhile, the security monitoring system and the digital television platform synchronize all monitoring video and audio information carried by the monitoring system, including video and audio basic description information and source address information, so that the content requested by the digital television platform and the monitoring video and audio of the security monitoring system are in one-to-one correspondence;
step 2: in order to realize interaction between the VOD system of the digital television and the security monitoring system, under the condition of not changing the original technical architecture of the VOD system and the security monitoring system, the VOD system realizes communication and interaction with the security monitoring system by completing protocol conversion through an intermediate system, and the intermediate system supports interaction signaling and communication protocols of the VOD system and the security monitoring system;
step 3: the intermediate system of the digital television platform completes the interactive protocol conversion between the digital television platform and the security monitoring platform, namely the conversion between the HTTP protocol and the SIP protocol; the intermediate system acquires the monitoring video and audio information synchronized by the security monitoring system, converts the monitoring video and audio information into program information which can be used by the digital television platform, namely ADI information, and synchronizes the information to the digital television VOD system and the BOSS system;
step 4: the digital television VOD on-demand system generates on-demand video and audio resources according to the program information synchronized by the intermediate system, and performs page display, browsing and playing on the set top box through the EPG system; the VOD on-demand system corresponds the broadcasting request of the set top box to a specific monitoring video-audio resource and sends the monitoring video-audio broadcasting request to the intermediate system; the method comprises the steps that a monitoring video-audio broadcasting is requested to be broadcasted to a security monitoring system through an intermediate system, a VOD on-demand system obtains a monitoring video-audio broadcasting media stream, the obtained monitoring video-audio media stream is pushed to a set top box, and the set top box finishes the broadcasting of the monitoring video-audio; in order to realize broadcasting, review and alarm of security monitoring video and audio by the set top box, the VOD on-demand platform supports video and audio broadcasting, review and alarm service requests of a security system;
step 5: the BOSS system formulates a service product package according to the program information, and changes security monitoring video and audio into products which can be ordered by a digital television user.
The invention has the beneficial effects that:
1. under the condition of not changing the architecture of the existing digital television and security monitoring system, the interaction between the VOD on-demand system and the security monitoring system is realized by adding an intermediate system on the digital television platform, and finally, the functions of viewing, reviewing and alarming the security monitoring video and audio on the digital television set top box in real time are realized.
2. The system maintains the original communication protocol, the digital television platform designs an application module according to the specification in GB/T28181-2011 technical requirement for information transmission and exchange control of a security protection video and audio monitoring networking system, and can support the docking and interaction with a security protection monitoring system conforming to the standard.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate and explain the invention and together with the description serve to explain the invention.
FIG. 1 is a block diagram of the structure of the present invention;
FIG. 2 is a flowchart of an embodiment of converting monitoring point information into digital television program information according to the present invention;
FIG. 3 is an internal block diagram of an intermediate system of the present invention;
FIG. 4 is a flow chart of an embodiment of an intermediate system service request according to the present invention;
FIG. 5 is a flowchart of an embodiment of the interaction of the digital television platform and the security monitoring platform of the present invention;
fig. 6 is a flowchart of an embodiment of a set-top terminal monitoring video and audio playing service request according to the present invention.
Detailed Description
The details of the present invention and its specific embodiments are further described below with reference to the accompanying drawings.
Referring to fig. 1 to 6, the security monitoring video and audio broadcasting system and method based on the digital television platform relate to the digital television broadcasting technology and the security monitoring technology, are security monitoring video and audio broadcasting methods based on the digital television platform, belong to the fields of three-network integration and digital television media technology application, and can be widely applied to radio network operators. The invention is based on a digital television VOD on-demand system and a security monitoring system, adopts NGOD technical architecture, SIP protocol and other standard and mature communication protocols, and realizes the functions of broadcasting, watching back and alarming of the security monitoring system on a digital television set top box. The digital television platform can realize communication with a security monitoring platform conforming to the technical requirement of information transmission and exchange control of a security video and audio monitoring networking system of GB/T28181-2011 in a SIP protocol mode, and can interact through other standard communication protocols.
Referring to fig. 1, the security monitoring video-audio broadcasting system based on the digital television platform comprises a security monitoring system 1, an intermediate system 2, a BOSS system 3, a VOD on-demand system 4, a modulation device 5 (IPQAM) and a set top box 6 (STB), wherein the security monitoring system 1 is in communication connection with the intermediate system 2, the BOSS system 3 is in communication connection with the intermediate system 2 and the VOD on-demand system 4 respectively, the VOD on-demand system 4 is in communication connection with the intermediate system 2, the BOSS system 3, the IPQAM5 and the STB6 respectively, and the intermediate system 2 is in communication connection with the security monitoring system 1, the BOSS system 3 and the VOD on-demand system 4 respectively.
The security monitoring system 1 comprises a platform management module 101, a Session Initiation Protocol (SIP) signaling control module 102 and a streaming media module 103, wherein the platform management module 101 is in butt joint with the intermediate system 2 and comprises authentication, information interaction and the like; the SIP signaling control module 102 dispatches internal resources and communicates with the user according to the user request forwarded by the platform management module 101; the streaming media module 103 pushes the video and audio files to the user according to the request information of the SIP signaling control module 102.
The intermediate system 2 comprises a protocol conversion module 201 and a content conversion module 202, wherein the protocol conversion module 201 realizes communication interaction with the security monitoring system 1 and the VOD on-demand platform 4 of the digital television, and completes conversion, encapsulation and forwarding of signaling and storage and calling of various data; the content conversion module 202 performs conversion of the monitoring point information and the program information and synchronizes the program information to the BOSS system 3 and the VOD on-demand system 4 of the digital tv for service use. The intermediate system 2 runs independently on a server.
The BOSS system 3 obtains the program information converted by the content conversion module 202, generates service packages from the program information, and synchronizes the subscription information of the user to the VOD on-demand system 4.
The VOD on-demand system 4 comprises a service management module 401, a resource scheduling module 402, a streaming media module 403 and an EPG module 404, wherein the service management module 401 is responsible for communication among all modules inside the VOD on-demand system 4 and management of external interfaces; the resource scheduling module 402 is responsible for managing and scheduling push stream resources and IPQAM resources, and communicating with the STB6; the streaming media module 403 is responsible for the management of the streaming media server and performs push flow according to the signaling of the resource scheduling module 402; the EPG module 404 is responsible for making an EPG page according to the program information, and interacting with the STB6 to provide terminal program presentation and click-play. And the VOD on-demand system 4 obtains the on-demand information of the STB6, interacts with the security monitoring system 1 through the intermediate system 2, and obtains the monitoring video-audio stream to push to the STB6 through the IPQAM 5. VOD on-demand system 4 is a standard NGOD architecture system.
Referring to fig. 1 to 6, the security monitoring video and audio broadcasting method based on the digital television platform uses the set top box STB6 of the digital television as a request terminal for security monitoring video and audio broadcasting, and the digital television platform provides a capability supporting platform for the set top box by realizing interaction with a security monitoring system. The digital television platform communicates with the STB6 through a standard NGOD architecture, the service request of the STB6 is converted into a service request signaling of a security monitoring system through the digital television platform, the digital television platform interacts with the security monitoring platform through a standard SIP protocol, the security monitoring system pushes video and audio to the digital television platform according to the request, and the video and audio stream is forwarded to the STB6 of the digital television through the digital television platform for playing.
In order to implement the service of the security monitoring system presented on the digital television platform, the digital television platform needs to obtain relevant information of all monitoring points of the security monitoring platform, and convert the information of the monitoring points into program information (such as ADI information) usable by the digital television platform. And the BOSS system 3 formulates a service product package according to the program information, and generates security monitoring video and audio resources into products which can be ordered by the digital television user. The VOD on-demand system 4 obtains program information to form content resources, forms interaction information during on-demand, and generates an EPG module display page to realize browsing and playing on the STB.
In order to realize interaction between the VOD system of the digital television and the security monitoring system, under the condition of not changing the original technical architecture of the VOD system and the security monitoring system, the VOD system realizes communication and interaction with the security monitoring system by carrying out protocol conversion through an intermediate system, and the intermediate system supports interaction signaling and communication protocols of the VOD system and the security monitoring system.
In order to realize the functions of broadcasting, reviewing and alarming the video and audio contents of the security monitoring system by the set top box, the VOD on-demand platform needs to support the broadcasting, reviewing and alarming interaction signaling of the security monitoring system, and the VOD on-demand platform and the STB interact with each other through the signaling to complete the broadcasting, replaying and alarming of the video and audio contents of the security monitoring system.
Referring to fig. 2, for an embodiment of converting monitoring point information into digital television program information, the platform management module 101 uploads all monitoring point information (including description information, source address information, etc.) of the security monitoring platform to the protocol conversion module 201 of the intermediate system 2 through the S20 interface in the form of a file, the protocol conversion module 201 stores the file and forwards the file to the content conversion module 202 through the S21 interface, and the content conversion module 202 converts the monitoring point information into a program information file (file information in XML format conforming to the ADI standard), where the converted program information and the monitoring point information are in one-to-one correspondence.
The content conversion module 202 forwards the program information file to the BOSS system 3 and VOD on-demand system 4 through the S22 interface and the S23 interface, respectively. The service management module 401 in the VOD on-demand system 4 synchronizes the program information file to the resource scheduling module 402 and the EPG module 404. The BOSS system 3 generates a product service package according to the program information to form a subscription service. The EPG module 404 creates an EPG page according to the program information to provide the set-top terminal program presentation and click-to-play.
Referring to fig. 3, a schematic diagram of an internal structure of an intermediate system, the protocol conversion module 201 includes a protocol interface 2011, a protocol conversion sub-module 2012, and a SIP gateway module 2013; the content conversion module 202 includes a monitoring resource module 2021 and a content conversion sub-module 2022; the protocol interface 2011 is used for interfacing with the VOD on-demand system 4, and the protocol interface 2011 receives the service request signaling of the VOD on-demand system 4 and forwards the service request information to the protocol conversion submodule 2012 through the S211 interface; the protocol conversion sub-module 2012 encapsulates the service request HTTP signaling of the VOD on-demand system forwarded by the protocol interface 2011 into SIP signaling conforming to the interaction format of the security monitoring system 1, and sends the encapsulated SIP signaling to the SIP gateway module 2013 through the S212 interface; after receiving the SIP signaling of the protocol conversion submodule 2012, the SIP gateway module 2013 interacts with the security monitoring system 1 and requests a service; the SIP gateway module 2013 synchronizes all monitoring point information of the security monitoring system 1 and forwards the all monitoring point information to the monitoring resource module 2021 through an S21 interface; the monitoring resource module 2021 synchronizes monitoring point information with the SIP gateway module 2013 in real time and forwards the monitoring point information to the protocol conversion submodule 2022; the protocol conversion sub-module 2022 converts the monitoring point information into program information (ADI information) usable by the digital television platform, and transmits the generated program information to the BOSS system 3 and VOD on-demand system 4.
Referring to FIG. 4, an embodiment flow for an intermediate system service request includes
Scheme 1: the resource scheduling module 402 forwards the play request (HTTP signaling) of the STB6 to the protocol interface 2011; scheme 2: the protocol interface 2011 forwards the play request (HTTP signaling) to the protocol conversion submodule 2012; scheme 3: the protocol conversion sub-module 2012 encapsulates the play request forwarded by the protocol interface 2011 into a SIP request (INVITE signaling), and sends the SIP request (INVITE signaling) to the SIP gateway module 2013; scheme 4: the SIP gateway module 2013 establishes a connection with the SIP signaling control module 102 after receiving the SIP request (INVITE signaling) of the protocol conversion sub-module 2012; scheme 5: the SIP signaling control module 102 returns a response (200 OK signaling) after receiving the connection establishment request from the SIP gateway module 2013; flow 6: after receiving the return response (200 OK signaling) from the SIP signaling control module 102, the SIP gateway module 2013 sends a play request (ACK signaling) to the SIP signaling control module 102; the security monitoring system 1 requests the media stream to be pushed to the VOD on-demand system 4, and the VOD on-demand system 4 pushes the media stream to the STB6 for playing; scheme 7: the resource scheduling module 402 forwards the play-out request (HTTP signaling) of the STB6 to the protocol interface 2011; scheme 8: the protocol interface 2011 forwards the play-out request (HTTP signaling) to the protocol conversion module 2012; flow 9: the protocol conversion sub-module 2012 encapsulates the play-out request forwarded by the protocol interface 2011 into a SIP request (BYE signaling), and sends the SIP request (BYE signaling) to the SIP gateway module 2013; flow 10: the SIP gateway module 2013 sends the received SIP request (BYE signaling) of the protocol conversion submodule 2012 to the SIP signaling control module 102; flow 11: the SIP signaling control module 102 returns a reply message (200 OK) to the SIP gateway module 2013 and stops pushing the media stream.
Referring to fig. 5, in an embodiment of the interaction between the digital television platform and the security monitoring platform, after the resource scheduling module 402 receives the broadcast request of the STB6, the resource scheduling module 402 sends a broadcast request message to the protocol conversion module 201 through the S30 interface, and the protocol conversion module 201 returns a response to the resource scheduling module 402; the protocol conversion module 201 corresponds to the upper monitoring point information according to the requested program information; the protocol conversion module 201 requests the video and audio stream from the SIP signaling control module 102 through the S31 interface; the SIP signaling control module 102 returns a response message through the S31 interface, and requests push flow to the streaming media module 103 through the S32 interface; the streaming media module 103 returns a response message through the S32 interface and pushes the response message to the streaming media module 403 through the S33 interface; the resource scheduling module 402 interacts with the streaming media module 403 through an R2 interface (NGOD architecture fixed interface) to issue a prepare push message.
Fig. 6 shows a service flow from the set-top box video-audio request to the video-audio play, and here, the user authentication flow of the set-top box and the security monitoring platform is omitted. Scheme 1: STB6 issues a video-audio play-out request to EPG module 404; scheme 2: the PG module 404 returns RTSP string information; scheme 3: the STB6 sends a request to the resource scheduling module 402 according to the returned RTSP string information; scheme 4: after receiving the request of the STB6, the resource scheduling module 402 calculates and prepares a push stream resource and an IPQAM resource according to the region code of the STB6; scheme 5: the resource scheduling module 402 acquires push server information from the streaming media module 403; flow 6: the streaming media module 403 returns push server information to the resource scheduling module 402; scheme 7: the resource scheduling module 402 forwards the set-top box request information to the protocol conversion module 201, where the set-top box request information includes address information 7 that the video and audio stream needs to be pushed to the streaming media module 403; scheme 8: the protocol conversion module 201 converts the request information of the resource scheduling module 402 into SIP signaling, and then sends a broadcast request to the SIP signaling control module 102 in the form of a monitoring client; flow 9: the SIP signaling control module 102 sends a video-audio request to the streaming media module 103 according to the video-audio content requested in the SIP signaling; flow 10: the streaming media module 103 finds out corresponding video and audio resources according to the request of the SIP signaling control module 102 and returns video and audio resource source address information to the SIP signaling control module 102; flow 11: the SIP signaling control module 102 forwards the return information of the streaming media module 103 to the protocol conversion module 201; flow 12: the protocol conversion module 201 returns the requested video and audio resource address information to the resource scheduling module 402; flow 13: the resource scheduling module 402 receives the video and audio resource address information to generate an RTSP string and returns the RTSP string to the STB6; flow 14: the STB6 acknowledges the play to the resource scheduling module 402; flow 15: the resource scheduling module 402 confirms the play to the protocol conversion module 201; flow 16: the protocol conversion module 201 confirms the play to the SIP signaling control module 102; scheme 17: the SIP signaling control module 102 confirms the push to the streaming media module 103; scheme 18: the streaming media module 103 pushes the video and audio stream to the receiving address of the streaming media module 403 according to the request in the flow 7; scheme 19: the resource scheduling module 402 confirms the push to the streaming media module 403; flow 20: the STB6 returns the information in the RTSP string and switches to the corresponding frequency point according to the flow 13, so as to receive the video and audio stream requested to be played. Scheme 21: the STB6 requests the resource scheduling module 402 to end the play; flow 22: the resource scheduling module 402 requests the protocol conversion module 201 to end playing; scheme 23: the resource scheduling module 402 sends a play stopping signaling to the streaming media module 403; flow 24: the streaming media module 403 returns a response and releases the push and IPQAM resources; flow 25: the STB6 finishes playing; flow 26: the protocol conversion module 201 encapsulates the request into SIP signaling and initiates a request for ending playing to the SIP signaling control module 102; scheme 27: after receiving the request for ending playing, the SIP signaling control module 102 returns response information to the protocol conversion module 201; flow 28: the SIP signaling control module 102 sends information of ending playing to the streaming media module 103; scheme 29: after receiving the information of ending playing, the streaming media module 103 stops pushing the stream, and returns response information to the SIP signaling control module 102. The STB6 looks back at the business process see process 1 to process 29 in fig. 4.
The user triggers an alarm through an alarm button provided on the page, alarm information is sent to the resource scheduling module 402 through the STB6, the resource scheduling module 402 forwards the alarm information to the protocol conversion module 201, the protocol conversion module 201 packages the alarm information into SIP information and sends the SIP information to the SIP signaling control module 102, and the SIP signaling control module 102 returns the alarm information to the platform management module 101 to realize the alarm.
In the present invention, STB: set Top Box (Set Top Box);
EPG: an electronic program guide (Electronic Program Guide);
BOSS system: business Operation Support System (BOSS);
IPQAM: the modulation equipment integrates multiplexing, scrambling, modulating and frequency converting functions, re-multiplexes the program stream input by DVB/IP from IP backbone network into the appointed multi-service transmission stream, then carries out QAM modulation and frequency conversion, and outputs RF.
The above description is only a preferred example of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A security monitoring video and audio broadcasting method based on a digital television platform is characterized by comprising the following steps:
step 1: the security monitoring system provides and manages all monitoring video and audio contents, processes a video and audio broadcasting request monitored by the digital television platform, and pushes the monitoring video and audio to the digital television platform; meanwhile, the security monitoring system and the digital television platform synchronize all monitoring video and audio information carried by the monitoring system, including video and audio basic description information and source address information, so that the content requested by the digital television platform and the monitoring video and audio of the security monitoring system are in one-to-one correspondence;
step 2: under the condition that the original technical architecture of the VOD on-demand system and the security monitoring system is not changed, the VOD on-demand system completes protocol conversion to realize communication and interaction with the security monitoring system through an intermediate system, and the intermediate system supports interaction signaling and communication protocols of the VOD on-demand system and the security monitoring system;
scheme 1: the resource scheduling module forwards the playing request of the STB6 to the protocol interface;
scheme 2: the protocol interface forwards the play request to the protocol conversion sub-module;
scheme 3: the protocol conversion sub-module encapsulates the play request forwarded by the protocol interface into an SIP request, and sends the SIP request to the SIP gateway module;
scheme 4: the SIP gateway module establishes connection with the SIP signaling control module after receiving the SIP request of the protocol conversion sub-module;
scheme 5: the SIP signaling control module returns a response after receiving the connection establishment request of the SIP gateway module;
flow 6: the SIP gateway module sends a play request to the SIP signaling control module after receiving the return response of the SIP signaling control module; the security monitoring system requests the media stream to be pushed to the VOD on-demand system, and the VOD on-demand system pushes the media stream to the STB6 for playing;
scheme 7: the resource scheduling module forwards the play exit request of the STB6 to the protocol interface;
scheme 8: the protocol interface forwards the play exit request to the protocol conversion module;
flow 9: the protocol conversion sub-module encapsulates the exit play request forwarded by the protocol interface into an SIP request, and sends the SIP request to the SIP gateway module;
flow 10: the SIP gateway module sends the received SIP request of the protocol conversion sub-module to the SIP signaling control module;
flow 11: the SIP signaling control module returns response information to the SIP gateway module and stops pushing the media stream;
step 3: the intermediate system of the digital television platform completes interactive protocol conversion between the digital television platform and the security monitoring platform: conversion between the HTTP protocol and the SIP protocol;
the intermediate system acquires monitoring video and audio information synchronized by the security monitoring system, converts the monitoring video and audio information into program information of the digital television platform, and synchronizes the program information to the digital television VOD on-demand system and the BOSS system;
after receiving the broadcasting request of the STB, the resource scheduling module sends a broadcasting request message to the protocol conversion module through an S30 interface, and the protocol conversion module returns a response to the resource scheduling module; the protocol conversion module corresponds to the upper monitoring point information according to the requested program information; the protocol conversion module requests the video and audio stream to the SIP signaling control module through an S31 interface; the SIP signaling control module returns a response message through an S31 interface and requests push flow to the streaming media module through an S32 interface; the streaming media module returns a response message through an S32 interface and pushes the response message to the streaming media module through an S33 interface; the resource scheduling module interacts with the streaming media module through an R2 interface and sends out a push message;
step 4: the VOD on-demand system of the digital television platform generates on-demand video and audio resources according to the program information synchronized by the intermediate system, and performs page display, browsing and playing on the set top box through the EPG system; the VOD on-demand system corresponds the broadcasting request of the set top box to a specific monitoring video-audio resource and sends the monitoring video-audio broadcasting request to the intermediate system; the method comprises the steps that a monitoring video-audio broadcasting is requested to be broadcasted to a security monitoring system through an intermediate system, a VOD on-demand system obtains a monitoring video-audio broadcasting media stream, the obtained monitoring video-audio media stream is pushed to a set top box, and the set top box finishes the broadcasting of the monitoring video-audio; the VOD on-demand platform supports video and audio broadcasting, review and alarm service requests of the security system;
step 5: and the BOSS system formulates a service product package according to the program information, and changes the security monitoring video and audio into products which can be ordered by the digital television user.
2. The playout method according to claim 1, wherein: taking the digital television set top box as a security monitoring video and audio broadcasting request terminal; the digital television platform realizes information interaction with the security monitoring system and communicates with the set top box through a standard NGOD architecture; the set top box monitoring video and audio broadcasting request is converted into a service request signaling of the security monitoring system through the digital television platform, the digital television platform interacts with the security monitoring system through a standard SIP protocol, the security monitoring system regards the set top box as a client to push RTSP video and audio streams to the digital television platform according to the request, and the digital television platform forwards the video and audio streams to the digital television set top box for playing.
3. A security monitoring video and audio broadcasting system based on a digital television platform, wherein the broadcasting system is used for realizing the broadcasting method of any one of claims 1-2, and is characterized in that: the system comprises four system modules, namely a security monitoring system, an intermediate system, a BOSS system and a VOD on-demand system, wherein the security monitoring system is in communication connection with the intermediate system, the BOSS system is in communication connection with the intermediate system and the VOD on-demand system respectively, the VOD on-demand system is in communication connection with the intermediate system, the BOSS system, the IPQAM and the STB respectively, and the intermediate system is in communication connection with the security monitoring system, the BOSS system and the VOD on-demand system respectively;
the intermediate system is composed of a protocol conversion module and a content conversion module, wherein the protocol conversion module realizes communication and interaction with the security monitoring system and the VOD on-demand platform to finish conversion, encapsulation and forwarding of signaling and storage and calling of data; the content conversion module updates the monitoring point information of the security monitoring system in real time, completes the conversion of the monitoring point information and the program information, and synchronizes the program information to the BOSS system and the VOD system; the protocol conversion module and the content conversion module are connected through a network;
the security monitoring system consists of a platform management module, an SIP signaling control module and a streaming media module, wherein the platform management module realizes the butt joint with an intermediate system and realizes the data and information interaction; the SIP signaling control module dispatches internal resources and communicates with the user according to the user request forwarded by the platform management module; the streaming media module pushes the video and audio files to the user according to the request information of the SIP signaling control module; the platform management module, the SIP signaling control module and the streaming media module are connected through a network;
the VOD on-demand system consists of a service management module, a resource scheduling module, a streaming media module and an EPG module, wherein the service management module is responsible for communication among the modules and management of an external interface; the resource scheduling module is responsible for managing and scheduling the push stream resources and the IPQAM resources and communicating with the set top box; the streaming media module is responsible for the management of the streaming media server and performs push flow according to the signaling of the resource scheduling module; the EPG module is responsible for displaying the set top box page and interacting with the STB; the VOD on-demand system obtains STB on-demand information, interacts with the security monitoring system through the intermediate system, obtains monitoring video and audio streams and pushes the monitoring video and audio streams to the STB through IPQAM; the service management module, the resource scheduling module, the streaming media module and the EPG module are connected through a network; the BOSS system obtains the program information converted by the content conversion module, generates service ordering products from the program information, and synchronizes ordering information of a user to the VOD system.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101296369A (en) * | 2007-04-29 | 2008-10-29 | 华为技术有限公司 | Video system and video broadcasting method |
| CN101668189A (en) * | 2009-10-13 | 2010-03-10 | 中国电信股份有限公司 | Video monitoring method based on IPTV and system thereof |
| CN101702722A (en) * | 2009-10-28 | 2010-05-05 | 北京中星微电子有限公司 | Multi-media system converging multiple services and control method |
| CN203951585U (en) * | 2014-03-27 | 2014-11-19 | 北京歌华有线电视网络股份有限公司 | A kind of supervising device based on two-way interactive Set Top Box |
-
2021
- 2021-07-13 CN CN202110790130.XA patent/CN113542683B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101296369A (en) * | 2007-04-29 | 2008-10-29 | 华为技术有限公司 | Video system and video broadcasting method |
| CN101668189A (en) * | 2009-10-13 | 2010-03-10 | 中国电信股份有限公司 | Video monitoring method based on IPTV and system thereof |
| CN101702722A (en) * | 2009-10-28 | 2010-05-05 | 北京中星微电子有限公司 | Multi-media system converging multiple services and control method |
| CN203951585U (en) * | 2014-03-27 | 2014-11-19 | 北京歌华有线电视网络股份有限公司 | A kind of supervising device based on two-way interactive Set Top Box |
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