CN115967789A - Toll station telephone and monitoring video linkage method and system - Google Patents
Toll station telephone and monitoring video linkage method and system Download PDFInfo
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- CN115967789A CN115967789A CN202110994565.6A CN202110994565A CN115967789A CN 115967789 A CN115967789 A CN 115967789A CN 202110994565 A CN202110994565 A CN 202110994565A CN 115967789 A CN115967789 A CN 115967789A
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Abstract
The invention belongs to the field of audio and video data processing, and provides a method and a system for linking a toll station telephone with a monitoring video. The method comprises the steps of detecting telephone line analog signal change and SIP data packets between an IP telephone gateway and an IP network telephone in real time to obtain telephone events; the telephone event comprises a dialing event and a telephone hang-up event; when a dialing event is acquired, analyzing a calling number, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after verifying the validity of a user; when a telephone hang-up event is obtained, analyzing a hung-up telephone number, inquiring camera network information corresponding to the hung-up telephone number in a relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing network video stream to the client.
Description
Technical Field
The invention belongs to the field of audio and video data processing, and particularly relates to a method and a system for linking a toll station telephone with a monitoring video.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, a voice telephone and a network camera are generally arranged in a toll booth of an expressway toll station, the voice telephone can be divided into a traditional fixed telephone and an IP network telephone, a vehicle detection camera is arranged in front of a corresponding toll lane, and a voice telephone and video monitoring software system is arranged in a toll station management center. When the toll booth staff meet special vehicles or emergency situations and need to communicate with staff in the management center, language description can be carried out only through telephone conversation, the problems that vehicle information or event situation description is inaccurate, communication progress is slow and the like exist, the passing efficiency of vehicles in a toll station is influenced to a certain extent, and waste of time and staff cost is caused.
In the existing technical scheme, after a call is answered, a management center worker manually searches a target camera to be checked from all camera lists, then processes such as connection verification login and the like are carried out, and after the call is finished, a video monitoring picture needs to be manually closed. The inventor finds that the disadvantage of this solution is that manual retrieval of the connection device is inefficient and the connection process is cumbersome.
Disclosure of Invention
In order to solve the technical problems existing in the background technology, the invention provides a toll station telephone and monitoring video linkage method and system, which can improve the communication efficiency between a toll station sentry box and a management center and have the advantages of simple installation and deployment, low cost and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a toll station telephone and monitoring video linkage method, which comprises the following steps:
acquiring a telephone event based on real-time detection of telephone line analog signal change and an SIP data packet between an IP telephone gateway and an IP network telephone; the telephone event comprises a dialing event and a telephone hang-up event;
when a dialing event is acquired, analyzing a calling number, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after verifying the validity of a user; the relational database is prestored with the corresponding relation between the toll booth telephone number of the toll station and the camera information;
when a telephone hang-up event is acquired, analyzing a hang-up telephone number, inquiring camera network information corresponding to the hang-up telephone number in a relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing network video stream to the client.
In one embodiment, the change of the analog signal of the telephone line is detected in real time, and the FSK incoming call demodulation algorithm is used for decoding the analog signal of the incoming telephone line, so that a dialing event is acquired and a calling number and a called number are decoded simultaneously, or a telephone hang-up event and a hung-up telephone number are acquired.
The method comprises the steps of acquiring and analyzing an SIP data packet between an IP telephone gateway and an IP network telephone in real time, acquiring a dialing event when a 180Ringing data packet is detected, and analyzing the data packet to acquire a calling number and a called number.
In one implementation mode, SIP data packets between an IP telephone gateway and an IP network telephone are acquired and analyzed in real time, when a BYE data packet is detected, a telephone hang-up event is acquired, and the data packet is analyzed to acquire a hung-up telephone number.
In one embodiment, the cameras include a toll booth surveillance camera and a lane vehicle detection camera.
In one embodiment, the camera network information includes a network address of the camera, a video connection protocol, a login user name and a login password.
As an implementation manner, while sending a video playing request to the queried camera, the corresponding calling number is set to be in a call state.
A second aspect of the invention provides a toll station telephone and surveillance video linkage system.
In one or more embodiments, a toll station telephone and surveillance video linkage system, comprising:
the telephone event acquisition module is used for detecting the telephone line analog signal change and an SIP data packet between the IP telephone gateway and the IP network telephone in real time to acquire a telephone event; the telephone event comprises a dialing event and a telephone hang-up event;
the video playing request module is used for analyzing a calling number when a dialing event is acquired, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after the validity of a user is verified; the relational database is prestored with the corresponding relation between the toll booth telephone number of the toll station and the camera information;
and the video playing stopping module is used for analyzing the hung telephone number when a telephone hanging event is acquired, inquiring the camera network information corresponding to the hung telephone number in the relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing the network video stream to the client.
In one or more embodiments, a toll station telephone and surveillance video linkage system comprises a server side, a client side, an FSK decoding and signal converter and a network monitor;
the FSK decoding and signal converter is arranged on a fixed telephone line and used for detecting the change of a telephone line analog signal in real time and transmitting the telephone line analog signal to the server end;
the network monitor is arranged on a network line of the IP telephone gateway and is used for detecting an SIP data packet between the IP telephone gateway and the IP network telephone in real time to the server end;
the server side is configured to execute the steps in the toll station telephone and monitoring video linkage method;
and the client is used for decoding and displaying the network video of the camera.
A third aspect of the present invention provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps in the toll booth phone and surveillance video linkage method as described above.
A fourth aspect of the present invention provides a computer device, comprising a memory, a processor and a computer program stored in the memory and executable on the processor, wherein the processor executes the computer program to implement the steps of the method for linking telephone and surveillance video at a toll gate as described above.
Compared with the prior art, the invention has the beneficial effects that:
under the condition of not changing the network and equipment structure of the conventional highway toll management center, the invention only needs to introduce the telephone number of the toll station sentry box, the network address of the corresponding network camera and other information firstly, when telephone dialing is carried out between the management center and the toll station sentry box, the real-time video monitoring of the corresponding toll station sentry box monitoring camera and the lane detection camera can be automatically carried out on the client software of the management center, and after the call is finished, the corresponding video monitoring display window is automatically closed.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a flow chart of a method for linking a telephone with a surveillance video at a toll station according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a telephone and surveillance video linkage system of a toll station according to an embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example one
Referring to fig. 1, the embodiment provides a method for linking a telephone and a monitoring video at a toll gate, which specifically includes the following steps:
step 1: acquiring a telephone event based on real-time detection of telephone line analog signal change and an SIP data packet between an IP telephone gateway and an IP network telephone; the telephone events include a dialing event and a hang-up event.
In the specific implementation, the toll station management center is provided with a telephone phone1, the toll station sentry box is provided with a telephone phone2, and when a special vehicle or an emergency situation occurs and the two parties need to communicate, the telephone 1 (or the telephone 2) dials the telephone 2 (or the telephone 1) firstly.
An FSK decoding and signal converter is arranged on a traditional fixed telephone line, the change of analog signals of the telephone line is detected in real time, and after a dialing signal is detected, the signal is acquired and an FSK incoming call demodulation algorithm is used for decoding an incoming call number and an outgoing call number, so that a dialing event is acquired, and a calling number and a called number are obtained by decoding at the same time.
In the specific implementation, a network monitor is arranged on a network line of an IP telephone gateway, an SIP data packet between the IP telephone gateway and an IP network telephone is obtained in real time and analyzed, when a 180Ringing data packet is detected, a dialing event is obtained, and the data packet is analyzed according to the format of the data packet to obtain a calling number and a called number.
For example:
telephone 1 at management center of toll station and telephone 2 at sentry box of toll station, when the two parties are communicated, telephone 1 (or telephone 2) is hung up.
An FSK decoding and signal converter on a traditional fixed telephone line detects the change of analog signals of the telephone line in real time, and after a hang-up signal is detected, the signal is acquired and is decoded by using an FSK incoming call demodulation algorithm, so that a hang-up event and a hung-up telephone number are acquired.
And the network monitor on the IP telephone gateway network line acquires and analyzes the SIP data packet between the IP telephone gateway and the IP network telephone in real time, acquires a telephone hang-up event when detecting the BYE data packet, and analyzes the data packet according to the data packet format to acquire a hung-up telephone number.
Step 2: when a dialing event is acquired, analyzing a calling number, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after verifying the validity of a user; the corresponding relation between the toll booth telephone number and the camera information is prestored in the relational database.
Wherein the cameras include a toll booth surveillance camera and a lane vehicle detection camera.
The camera network information includes, but is not limited to, information such as a network address of the camera, a video connection protocol, a login user name and a login password.
Specifically, according to the network information of the camera, different video connection protocols are loaded to different video playing modules, then a video playing request is sent to a toll station sentry box monitoring camera and a lane vehicle detection camera, and the number is set to be in a calling state.
The network camera receives the playing request and then performs login verification on the user for validity verification.
The client is responsible for decoding and displaying the network video of the camera.
And step 3: when a telephone hang-up event is obtained, analyzing a hung-up telephone number, inquiring camera network information corresponding to the hung-up telephone number in a relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing network video stream to the client.
The embodiment only needs to introduce the telephone number of the toll station sentry box and the information such as the network address of the corresponding network camera into the system under the condition of not changing the network and the equipment structure of the existing highway toll management center, when the telephone dialing is carried out between the management center and the toll station sentry box, the real-time video monitoring of the corresponding toll station sentry box monitoring camera and the lane detection camera can be automatically carried out on the client software of the management center, and after the call is finished, the corresponding video monitoring display window is automatically closed.
Example two
The embodiment provides a toll station telephone and monitoring video linkage system, which specifically comprises the following modules:
the telephone event acquisition module is used for detecting the telephone line analog signal change and an SIP data packet between the IP telephone gateway and the IP network telephone in real time to acquire a telephone event; the telephone event comprises a dialing event and a telephone hang-up event;
the video playing request module is used for analyzing a calling number when a dialing event is acquired, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after the validity of a user is verified; the relational database is prestored with the corresponding relation between the toll booth telephone number of the toll station and the camera information;
and the video playing stopping module is used for analyzing the hung telephone number when a telephone hanging event is acquired, inquiring the camera network information corresponding to the hung telephone number in the relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing the network video stream to the client.
It should be noted that, each module in the present embodiment corresponds to each step in the first embodiment one to one, and the specific implementation process is the same, which is not described herein again.
EXAMPLE III
As shown in fig. 2, the present embodiment provides a phone and surveillance video linkage system for toll station, which includes a server, a client, an FSK decoding and signal converter, and a network monitor;
the FSK decoding and signal converter is arranged on a fixed telephone line and used for detecting the change of a telephone line analog signal in real time and transmitting the telephone line analog signal to the server end;
the network monitor is arranged on a network line of the IP telephone gateway and is used for detecting an SIP data packet between the IP telephone gateway and the IP network telephone in real time to the server end;
the server side is configured to execute the steps in the toll station telephone and monitoring video linkage method according to the first embodiment;
and the client is used for decoding and displaying the network video of the camera.
The embodiment adopts a server-client architecture mode, the server manages the telephone and the camera equipment in a centralized way, and the client is responsible for decoding and displaying the network video of the camera, so that the telephone and monitoring video linkage system structure of the toll station has the advantages of simple installation and deployment, low cost and the like.
Example four
The present embodiment provides a computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the steps in the toll booth phone and surveillance video linkage method as described in the first embodiment above.
EXAMPLE five
The embodiment provides a computer device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the program to realize the steps in the toll station telephone and surveillance video linkage method according to the first embodiment.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A toll station telephone and monitoring video linkage method is characterized by comprising the following steps:
acquiring a telephone event based on real-time detection of telephone line analog signal change and an SIP data packet between an IP telephone gateway and an IP network telephone; the telephone event comprises a dialing event and a telephone hang-up event;
when a dialing event is acquired, analyzing a calling number, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after verifying the validity of a user; the relational database is prestored with the corresponding relation between the toll booth telephone number of the toll station and the camera information;
when a telephone hang-up event is obtained, analyzing a hung-up telephone number, inquiring camera network information corresponding to the hung-up telephone number in a relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing network video stream to the client.
2. The method of claim 1, wherein the change of analog signal of telephone line is detected in real time, and FSK incoming demodulation algorithm is used to decode the analog signal of incoming telephone line, so as to obtain dialing event and decode both calling number and called number, or obtain hanging up event and hanging up telephone number.
3. The method of claim 1, wherein the SIP packet between the IP telephony gateway and the IP network phone is obtained and parsed in real time, and when the 180Ringing packet is detected, the dialing event is obtained, and the packet is parsed to obtain the calling number and the called number.
4. The method as claimed in claim 1, wherein the SIP packet between the IP telephony gateway and the IP network phone is obtained and parsed in real time, and when the BYE packet is detected, a call hang-up event is obtained, and the packet is parsed to obtain a hung-up phone number.
5. The toll station telephone and surveillance video linkage method according to claim 1, wherein said cameras comprise a toll station kiosk surveillance camera and a driveway vehicle detection camera;
or the camera network information comprises the network address of the camera, a video connection protocol, a login user name and a login password.
6. The method for linking a phone with a surveillance video at a toll station according to claim 1, wherein the video playback request is transmitted to the inquired camera while the corresponding calling number is set to be in a call state.
7. A toll station telephone and surveillance video linkage system, comprising:
the telephone event acquisition module is used for detecting the telephone line analog signal change and an SIP data packet between the IP telephone gateway and the IP network telephone in real time to acquire a telephone event; the telephone event comprises a dialing event and a telephone hang-up event;
the video playing request module is used for analyzing a calling number when a dialing event is acquired, inquiring camera network information corresponding to the calling number in a relational database, sending a video playing request to an inquired camera, and starting to push a network video stream to a client after the validity of a user is verified; the relational database is prestored with the corresponding relation between the toll booth telephone number of the toll station and the camera information;
and the video playing stopping module is used for analyzing the hung telephone number when a telephone hanging event is acquired, inquiring the camera network information corresponding to the hung telephone number in the relational database, and sending a video playing stopping command to the inquired camera so as to stop pushing the network video stream to the client.
8. A toll station telephone and monitoring video linkage system is characterized by comprising a server side, a client side, an FSK decoding and signal converter and a network monitor;
the FSK decoding and signal converter is arranged on a fixed telephone line and used for detecting the change of a telephone line analog signal in real time and transmitting the telephone line analog signal to the server end;
the network monitor is arranged on a network line of the IP telephone gateway and is used for detecting an SIP data packet between the IP telephone gateway and the IP network telephone in real time to a server end;
the server side is configured to execute the steps in the toll station telephone and monitoring video linkage method according to any one of claims 1-6;
and the client is used for decoding and displaying the network video of the camera.
9. A computer-readable storage medium, on which a computer program is stored, which program, when executed by a processor, carries out the steps in the toll booth telephony and surveillance video linking method according to any one of claims 1 to 6.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program performs the steps in the toll booth telephony and surveillance video linking method of any of claims 1-6.
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