CN116866631A - Integrated traffic video management method and system - Google Patents
Integrated traffic video management method and system Download PDFInfo
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- 238000004891 communication Methods 0.000 claims abstract description 213
- 238000000034 method Methods 0.000 claims abstract description 26
- 206010039203 Road traffic accident Diseases 0.000 claims description 29
- 238000012549 training Methods 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000012795 verification Methods 0.000 claims description 11
- 238000004458 analytical method Methods 0.000 claims description 9
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/222—Secondary servers, e.g. proxy server, cable television Head-end
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234309—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
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Abstract
The invention belongs to the technical field of traffic video management, and particularly provides a comprehensive traffic video integrated management method and system, wherein the method comprises the following steps: the intermediate server monitors a video uploading request instruction sent by a subordinate video platform in real time; when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server; the management server matches the received communication credentials with a stored communication credential list, and returns a receiving instruction to forward the received communication credentials to a corresponding lower-level video platform through an intermediate server when the received communication credentials are consistent with the stored communication credential list; the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and then sends the format to the management server; and the management server manages the received traffic video. And integrating and sharing video resources are realized.
Description
Technical Field
The invention relates to the technical field of traffic video processing safety, in particular to a comprehensive traffic video integrated management method and system.
Background
The intelligent traffic system is a development direction of a future traffic system, the key technology for detecting the intelligent traffic system is traffic flow parameters, detection and analysis of the traffic flow parameters are required in the aspects of urban traffic management, urban traffic planning, urban resident traveling and the like, and the analysis of traffic flow parameter detection results and change conditions can reflect the traffic condition of roads and can provide basis for signal lamp timing, road control, tidal lane setting and the like. Along with the development of sensing technology and video technology, various traffic detection technologies, such as infrared sensing technology, radar detection technology, laser detection technology and video detection technology, are gradually developed, and compared with the early manual method, the detection technologies are time-saving and labor-saving, and the precision is improved. Especially, the video detection technology needs to be based on a perfect information acquisition network, and on the basis of the perfect information acquisition network, cameras are installed on many traffic roads to acquire various traffic information.
Because of the large number of surveillance videos collected by cameras, it is often difficult to retrieve a target video from among the numerous surveillance videos. Although the existing traffic related enterprises have respective video platforms according to respective video monitoring requirements, the integration and sharing of video resources are very difficult and the safety of video data cannot be guaranteed because the standards of the video platform specifications built by the units are different.
In view of this, it is very necessary to design and provide a comprehensive traffic video integrated management method.
Disclosure of Invention
Aiming at the problem that the integration and sharing of video resources are difficult due to different standard of video platform specifications built by each unit, the invention provides a comprehensive traffic video integration management method and system.
In a first aspect, the present invention provides a method for integrated management of comprehensive traffic video, where the method is applied to a management system, and the system includes an intermediate server, a management server, and a plurality of subordinate video platforms; the subordinate video platform interacts with the management server through the intermediate server; the method comprises the following steps:
the intermediate server monitors a video uploading request instruction sent by a subordinate video platform in real time;
when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server;
the management server matches the received communication certificate with the stored communication certificate list, and returns a receiving instruction to forward to a corresponding lower video platform through the intermediate server when the communication certificate is matched to be consistent;
the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and then sends the format to the management server;
and the management server manages the received traffic video.
As a further limitation of the technical scheme of the present invention, before the step of the intermediate server monitoring the video command requested to be uploaded sent by the lower video platform in real time, the method includes:
the subordinate video platform sends a registration request to an intermediate server;
after receiving the registration request, the intermediate server forwards the received registration request to the management server;
after receiving the registration request, the management server analyzes the registration request, generates an initial communication credential and updates a communication credential list when judging that the registration request is met according to the analysis result, and simultaneously sends an initial communication credential binding management server identifier to the intermediate server;
the intermediate server updates the received initial communication certificate to a communication certificate list of the intermediate server, and simultaneously sends the initial communication certificate to a corresponding subordinate video platform.
As a further limitation of the technical solution of the present invention, the step of the intermediate server transferring the received initial communication credential to the communication credential list thereof, and simultaneously sending the initial communication credential binding management server identifier to the corresponding lower video platform includes:
when the lower video platform needs to upload traffic videos, generating a video uploading request instruction and sending the video uploading request instruction to the intermediate server; the uploading video instruction comprises a communication certificate, an identification of a subordinate video platform and an identification of a management server.
As a further limitation of the technical solution of the present invention, the step of the intermediate server analyzing the monitored instruction to obtain the communication certificate and forwarding the obtained communication certificate to the management server includes
The intermediate server analyzes the monitored instruction to obtain a communication certificate and an identifier of a lower-level video platform;
comparing the acquired communication credentials with a stored communication credential list;
judging whether the communication certificate is an initial communication certificate or not;
if yes, the initial communication certificate and the identification of the subordinate video platform are sent to a management server;
the management server generates a new communication certificate according to the received initial communication certificate and the identifier of the subordinate video platform, updates a communication certificate list of the management server, and simultaneously sends the generated new communication certificate to the intermediate server;
after receiving the new communication certificate, the intermediate server updates its own communication certificate list and forwards the new communication certificate to the subordinate video platform;
the subordinate video platform replaces the initial communication certificate with the received new communication certificate;
if not, forwarding the acquired communication certificate to the management server.
As a further limitation of the technical solution of the present invention, the method further comprises:
when the management server needs to acquire the information of the lower-level video platform, transmitting an instruction for acquiring the lower-level video to the intermediate server;
the intermediate server monitors a lower-level video acquisition instruction sent by the management server in real time;
analyzing the monitored lower video instruction to obtain the identifier of the lower video platform and forwarding the lower video instruction to the lower video platform corresponding to the identifier;
the subordinate video platform receives the instruction forwarded by the intermediate server; the method comprises the following steps: and the intermediate server processes the received traffic video and sends the processed traffic video to the management server.
As a further limitation of the technical solution of the present invention, the step of the intermediate server updating the received initial communication certificate to its own communication certificate list and simultaneously sending the initial communication certificate to the corresponding lower video platform includes:
the intermediate server updates the received initial communication certificate to a communication certificate list of the intermediate server, and simultaneously obtains a time stamp of the management server, and the initial communication certificate is bound with a management server identifier and the time stamp to be sent to a corresponding lower-level video platform;
and the subordinate video platform updates the time of the subordinate video platform according to the received time stamp and stores the initial credentials.
As a further limitation of the technical scheme of the present invention, the step of the lower video platform receiving the receiving instruction and then sending the traffic video to the intermediate server, the intermediate server converting the received traffic video into a format conforming to the specification of the management server and then sending the converted traffic video to the management server includes:
the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server;
the intermediate server judges whether the format of the received traffic video belongs to the video format supported by the management server;
if yes, sending the traffic video to a management server;
if not, acquiring the conversion parameters of the traffic video; converting the format of the traffic video into a video format supported by a management server according to the conversion parameters and generating a second video;
and sending the generated second video to the management server.
As a further limitation of the technical scheme of the present invention, the step of managing the received traffic video by the management server includes:
the management server acquires traffic videos and attribute information of the traffic videos;
extracting features of the traffic video to generate feature data of multiple modes matched with video content;
encoding the attribute information to generate attribute characteristic data;
and storing the video in a classified mode based on the attribute characteristic data and the characteristic data of multiple modes. In the aspect of inquiring the later stage of the video, the characteristic data representing the same video characteristic are associated, and the inquiring speed is high when the keyword is set for inquiring.
As a further limitation of the technical solution of the present invention, the step of managing the received video by the management server further includes:
acquiring a traffic video;
judging whether an identification model exists or not;
if not, creating an identification model;
acquiring historical traffic videos and processing the acquired videos to generate a training data set and a verification data set;
training the created recognition model through a training data set to obtain a trained recognition model;
verifying the trained recognition model according to the verification data set to obtain a verified recognition model; the method comprises the following steps: carrying out traffic accident recognition on the acquired traffic video by using the recognition model, and outputting early warning information based on a recognition result;
if yes, the identification model is used for carrying out traffic accident identification on the acquired traffic video, and early warning information is output based on the identification result.
As a further limitation of the technical scheme of the present invention, the step of identifying the traffic accident by using the identification model to the acquired traffic video and outputting the early warning information based on the identification result includes:
acquiring images in the traffic video frame by frame, inputting the acquired images into an identification model to identify traffic accidents, and acquiring an identification result;
and when the traffic accident is identified, sending an alarm signal and a video corresponding to the identified traffic accident to an accident center according to a preset alarm rule.
And after receiving the alarm signal, the accident center calls the video of the traffic accident and the related surrounding traffic videos to analyze, and outputs a rescue instruction according to the analysis result.
In a second aspect, the technical scheme of the invention also provides a comprehensive traffic video integrated management system, which comprises an intermediate server, a management server and a plurality of subordinate video platforms; the subordinate video platform interacts with the management server through the intermediate server;
the intermediate server is used for monitoring a video uploading instruction of a request sent by a subordinate video platform in real time; when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server;
the management server is used for matching the received communication certificate with the stored communication certificate list, and when the received communication certificate is matched with the consistent communication certificate, the received communication certificate is returned to the corresponding lower video platform through the intermediate server; the system is also used for managing the received traffic video;
the lower video platform is used for sending the traffic video to the intermediate server after receiving the receiving instruction, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and sends the format to the management server.
As a further limitation of the technical scheme of the present invention, the lower video platform is configured to send a registration request to the intermediate server;
the intermediate server is used for forwarding the received registration request to the management server after receiving the registration request; the method is also used for updating the received initial communication certificate to a communication certificate list of the user, and simultaneously sending the initial communication certificate to a corresponding subordinate video platform;
the management server is used for analyzing the registration request after receiving the registration request, generating an initial communication certificate and updating a communication certificate list when judging that the registration request is met according to the analysis result, and simultaneously, binding the initial communication certificate with a management server identifier and sending the binding management server identifier to the intermediate server;
as a further limitation of the technical scheme of the invention, the lower video platform is used for generating a video uploading request instruction and sending the video uploading request instruction to the intermediate server when the traffic video is required to be uploaded; the uploading video instruction comprises a communication certificate, an identification of a subordinate video platform and an identification of a management server.
As a further limitation of the technical scheme of the invention, the intermediate server is used for analyzing the monitored instruction to obtain the communication certificate and the identification of the subordinate video platform; comparing the acquired communication credentials with a stored communication credential list; judging whether the communication certificate is an initial communication certificate or not; if yes, the initial communication certificate and the identification of the subordinate video platform are sent to a management server; after receiving the new communication certificate, updating the communication certificate list of the user and forwarding the new communication certificate to the subordinate video platform; if not, forwarding the acquired communication certificate to the management server.
The management server is used for generating a new communication certificate according to the received initial communication certificate and the identifier of the lower video platform, updating a communication certificate list of the management server, and simultaneously transmitting the generated new communication certificate to the intermediate server;
and the subordinate video platform is used for replacing the initial communication certificate with the received new communication certificate.
As a further limitation of the technical scheme of the invention, the management server is used for sending a command for acquiring the lower-level video to the intermediate server when the information of the lower-level video platform needs to be acquired;
the intermediate server is used for monitoring the lower-level video acquisition instruction sent by the management server in real time; analyzing the monitored lower video instruction to obtain the identifier of the lower video platform and forwarding the lower video instruction to the lower video platform corresponding to the identifier;
the subordinate video platform is used for receiving the instruction forwarded by the intermediate server; the method comprises the following steps: and the intermediate server processes the received traffic video and sends the processed traffic video to the management server.
As a further limitation of the technical scheme of the invention, the intermediate server is used for updating the received initial communication certificate to the communication certificate list of the intermediate server, acquiring the time stamp of the management server, binding the initial communication certificate to the management server identifier and sending the time stamp to the corresponding lower video platform;
and the subordinate video platform is used for updating the time of the subordinate video platform according to the received time stamp and storing the initial credentials.
As a further limitation of the technical scheme of the invention, the lower video platform is used for sending the traffic video to the intermediate server after receiving the receiving instruction;
the intermediate server is used for judging whether the format of the received traffic video belongs to the video format supported by the management server; if yes, sending the traffic video to a management server; if not, acquiring the conversion parameters of the traffic video; converting the format of the traffic video into a video format supported by a management server according to the conversion parameters and generating a second video; and sending the generated second video to the management server.
As a further limitation of the technical scheme of the invention, the management server is used for acquiring traffic videos and attribute information of the traffic videos; extracting features of the traffic video to generate feature data of multiple modes matched with video content; encoding the attribute information to generate attribute characteristic data; and storing the video in a classified mode based on the attribute characteristic data and the characteristic data of multiple modes.
As a further limitation of the technical scheme of the invention, the management server is used for acquiring traffic videos; judging whether an identification model exists or not; if not, creating an identification model; acquiring historical traffic videos and processing the acquired videos to generate a training data set and a verification data set; training the created recognition model through a training data set to obtain a trained recognition model; verifying the trained recognition model according to the verification data set to obtain a verified recognition model; if yes, the identification model is used for carrying out traffic accident identification on the acquired traffic video, and early warning information is output based on the identification result.
As a further limitation of the technical scheme of the invention, the management server is also connected with an accident center;
the management server is also used for acquiring images in the traffic video frame by frame, inputting the acquired images into the recognition model to recognize traffic accidents and acquiring recognition results; and when the traffic accident is identified, sending an alarm signal and a video corresponding to the identified traffic accident to an accident center according to a preset alarm rule.
The accident center is used for calling the video of the traffic accident and the related surrounding traffic videos to analyze after receiving the alarm signal, and outputting rescue instructions according to the analyzed results.
From the above technical scheme, the invention has the following advantages: and setting an intermediate server to establish a bridge between the lower video platform and the management server, and converting the received traffic video into a format conforming to the specification of the management server by the intermediate server and then sending the format to the management server to realize integration and sharing of video resources. The management server classifies communication certificates for each lower video platform which is accessed to the network, ensures the safety of communication, sets the management server to acquire traffic videos in an active mode and a passive mode, and ensures the timely and safe uploading of the traffic videos.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
It can be seen that the present invention has outstanding substantial features and significant advances over the prior art, as well as its practical advantages.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic flow chart of a method of one embodiment of the invention.
Fig. 2 is a schematic diagram of a registration flow in a method according to an embodiment of the invention.
FIG. 3 is a schematic flow chart diagram of intermediate server format conversion in accordance with one embodiment of the invention.
Fig. 4 is a schematic block diagram of a system of one embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution 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 only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a comprehensive traffic video integrated management method, where the method is applied to a management system, and the system includes an intermediate server, a management server, and a plurality of subordinate video platforms; the subordinate video platform interacts with the management server through the intermediate server; the method comprises the following steps:
step 1: the intermediate server monitors a video uploading request instruction sent by a subordinate video platform in real time;
step 2: when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server;
step 3: the management server matches the received communication certificate with the stored communication certificate list, and returns a receiving instruction to forward to a corresponding lower video platform through the intermediate server when the communication certificate is matched to be consistent;
step 4: the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and then sends the format to the management server;
step 5: and the management server manages the received traffic video.
And setting an intermediate server to establish a bridge between the lower video platform and the management server, and converting the received traffic video into a format conforming to the specification of the management server by the intermediate server and then sending the format to the management server to realize integration and sharing of video resources. The management server classifies communication certificates for each lower video platform which is connected with the network, the uploading of the video is to carry the communication certificates, the safety of communication is guaranteed, and the management server is arranged to acquire traffic videos in an active mode and a passive mode, so that the timely and safe uploading of the traffic videos is guaranteed.
In some embodiments, as shown in fig. 2, before the step of the intermediate server monitoring, in real time, the video command requested to be uploaded sent by the lower video platform, the step includes:
step 01: the subordinate video platform sends a registration request to an intermediate server;
step 02: after receiving the registration request, the intermediate server forwards the received registration request to the management server;
step 03: after receiving the registration request, the management server analyzes the registration request, generates an initial communication credential and updates a communication credential list when judging that the registration request is met according to the analysis result, and simultaneously sends an initial communication credential binding management server identifier to the intermediate server;
step 04: the intermediate server updates the received initial communication certificate to a communication certificate list of the intermediate server, and simultaneously sends the initial communication certificate to a corresponding subordinate video platform.
When the subordinate video platform is registered, the management server distributes the initial communication certificate, and because the initial communication certificate is the certificate issued by registration, in order to ensure the safety of communication, the initial communication certificate is required to be provided when the video is uploaded for the first time, meanwhile, a new communication certificate distributed by the management server is received, the new communication certificate is required to be used when the video is uploaded next time, and when the communication certificate is obtained by using a heart, the corresponding initial communication certificate is invalid.
In some embodiments, the step of the intermediate server transferring the received initial communication credential to its own communication credential list and simultaneously sending the initial communication credential binding management server identification to the corresponding lower video platform includes:
when the lower video platform needs to upload traffic videos, generating a video uploading request instruction and sending the video uploading request instruction to the intermediate server; the uploading video instruction comprises a communication certificate, an identification of a subordinate video platform and an identification of a management server. In order to identify the source of the traffic video, the traffic video is convenient to manage, and communication credentials, the identification of a lower video platform and the identification of a management server are required to be carried when the video is uploaded. The purpose of carrying the identification of the management server is that there are multiple management servers in some systems, and the source address and destination address of the traffic video need to be specified.
In some embodiments, the step of the intermediate server parsing the monitored instruction to obtain a communication credential and forwarding the obtained communication credential to the management server includes:
step 21: the intermediate server analyzes the monitored instruction to obtain a communication certificate and an identifier of a lower-level video platform;
step 22: comparing the acquired communication credentials with a stored communication credential list;
step 23: judging whether the communication certificate is an initial communication certificate or not;
if yes, go to step 24; if not, go to step 28;
step 24: the initial communication certificate and the identification of the subordinate video platform are sent to a management server;
step 25: the management server generates a new communication certificate according to the received initial communication certificate and the identifier of the subordinate video platform, updates a communication certificate list of the management server, and simultaneously sends the generated new communication certificate to the intermediate server;
step 26: after receiving the new communication certificate, the intermediate server updates its own communication certificate list and forwards the new communication certificate to the subordinate video platform;
step 27: the subordinate video platform replaces the initial communication certificate with the received new communication certificate;
step 28: and forwarding the acquired communication certificate to a management server.
The intermediate server is used as an intermediate bridge for communication, and is used for controlling access control of the management server in practice, in order to ensure the access legitimacy of the lower-level platform, the intermediate server needs to perform legitimacy verification on the lower-level video platform of the access management server, and the security of traffic video is ensured by verifying the legitimacy of the communication certificate.
In some embodiments, the method further comprises:
s1: when the management server needs to acquire the information of the lower-level video platform, transmitting an instruction for acquiring the lower-level video to the intermediate server;
s2: the intermediate server monitors a lower-level video acquisition instruction sent by the management server in real time;
s3: analyzing the monitored lower video instruction to obtain the identifier of the lower video platform and forwarding the lower video instruction to the lower video platform corresponding to the identifier;
s4: the subordinate video platform receives the instruction forwarded by the intermediate server; step 4 is performed.
The lower video platform can actively and passively upload traffic videos, so that the real-time performance of uploading the traffic videos is guaranteed, and under the general condition, the lower video platform can upload the traffic videos regularly, but when the traffic videos are managed in the management server, if accidents or anomalies occur and the next time of traffic videos need to be acquired, the management server issues an instruction for acquiring the videos to inform the lower video platform of uploading the videos.
In some embodiments, the step of the intermediate server updating the received initial communication credential to its own communication credential list while issuing the initial communication credential to the corresponding subordinate video platform comprises:
step 041: the intermediate server updates the received initial communication certificate to a communication certificate list of the intermediate server, and simultaneously obtains a time stamp of the management server, and the initial communication certificate is bound with a management server identifier and the time stamp to be sent to a corresponding lower-level video platform;
step 042: and the subordinate video platform updates the time of the subordinate video platform according to the received time stamp and stores the initial credentials.
In order to facilitate unified management of traffic videos, unified time synchronization is required for each subordinate video platform.
In some embodiments, as shown in fig. 3, the step of receiving the receiving instruction by the lower video platform and then sending the traffic video to the intermediate server, where the intermediate server converts the received traffic video into a format conforming to the specification of the management server and then sends the traffic video to the management server includes:
step 41: the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server;
step 42: the intermediate server judges whether the format of the received traffic video belongs to the video format supported by the management server;
if yes, go to step 43; if not, go to step 44;
step 43: transmitting the traffic video to a management server;
step 44: acquiring conversion parameters of traffic videos; converting the format of the traffic video into a video format supported by a management server according to the conversion parameters and generating a second video;
step 45: and sending the generated second video to the management server.
And the format of the uploaded traffic video is processed, so that the traffic video can be managed and inquired in the later period conveniently. The intermediate server converts the received traffic video into a format conforming to the specification of the management server and then sends the format to the management server, so that the integration and the sharing of video resources are realized.
In some embodiments, the step of the management server managing the received traffic video includes:
step 51-1: the management server acquires traffic videos and attribute information of the traffic videos;
step 52-1: extracting features of the traffic video to generate feature data of multiple modes matched with video content;
step 53-1: encoding the attribute information to generate attribute characteristic data;
step 54-1: and storing the video in a classified mode based on the attribute characteristic data and the characteristic data of multiple modes. In the aspect of inquiring the later stage of the video, the characteristic data representing the same video characteristic are associated, and the inquiring speed is high when the keyword is set for inquiring.
In some embodiments, the step of managing the received video by the management server further comprises:
step 51-2: acquiring a traffic video;
step 52-2: judging whether an identification model exists or not;
if not, executing step 53-2; if yes, go to step 57-2;
step 53-2: creating an identification model;
step 54-2: acquiring historical traffic videos and processing the acquired videos to generate a training data set and a verification data set;
step 55-2: training the created recognition model through a training data set to obtain a trained recognition model;
step 56-2, verifying the trained recognition model according to the verification data set to obtain a verified recognition model; step 57-2 is performed;
step 57-2: and carrying out traffic accident recognition on the acquired traffic video by using the recognition model, and outputting early warning information based on the recognition result.
By establishing an identification model, abnormal vehicles in the traffic video are detected and tracked, and the detection accuracy is greatly ensured.
In some embodiments, the step of identifying the traffic accident by using the identification model to obtain the traffic video and outputting the early warning information based on the identification result includes:
step 571: acquiring images in the traffic video frame by frame, inputting the acquired images into an identification model to identify traffic accidents, and acquiring an identification result;
step 572: and when the traffic accident is identified, sending an alarm signal and a video corresponding to the identified traffic accident to an accident center according to a preset alarm rule.
Step 573: and after receiving the alarm signal, the accident center calls the video of the traffic accident and the related surrounding traffic videos to analyze, and outputs a rescue instruction according to the analysis result.
As shown in fig. 4, the embodiment of the invention also provides a comprehensive traffic video integrated management system, which comprises an intermediate server, a management server and a plurality of subordinate video platforms; the subordinate video platform interacts with the management server through the intermediate server;
the intermediate server is used for monitoring a video uploading instruction of a request sent by a subordinate video platform in real time; when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server;
the management server is used for matching the received communication certificate with the stored communication certificate list, and when the received communication certificate is matched with the consistent communication certificate, the received communication certificate is returned to the corresponding lower video platform through the intermediate server; the system is also used for managing the received traffic video;
the lower video platform is used for sending the traffic video to the intermediate server after receiving the receiving instruction, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and sends the format to the management server.
In some embodiments, the lower video platform is configured to send a registration request to the intermediate server;
the intermediate server is used for forwarding the received registration request to the management server after receiving the registration request; the method is also used for updating the received initial communication certificate to a communication certificate list of the user, and simultaneously sending the initial communication certificate to a corresponding subordinate video platform;
the management server is used for analyzing the registration request after receiving the registration request, generating an initial communication certificate and updating a communication certificate list when judging that the registration request is met according to the analysis result, and simultaneously, binding the initial communication certificate with a management server identifier and sending the binding management server identifier to the intermediate server;
in some embodiments, the lower video platform is configured to generate a video uploading request instruction to send to the intermediate server when the traffic video needs to be uploaded; the uploading video instruction comprises a communication certificate, an identification of a subordinate video platform and an identification of a management server.
In some embodiments, the intermediate server is configured to parse the monitored instruction to obtain a communication credential and an identifier of a lower video platform; comparing the acquired communication credentials with a stored communication credential list; judging whether the communication certificate is an initial communication certificate or not; if yes, the initial communication certificate and the identification of the subordinate video platform are sent to a management server; after receiving the new communication certificate, updating the communication certificate list of the user and forwarding the new communication certificate to the subordinate video platform; if not, forwarding the acquired communication certificate to the management server.
The management server is used for generating a new communication certificate according to the received initial communication certificate and the identifier of the lower video platform, updating a communication certificate list of the management server, and simultaneously transmitting the generated new communication certificate to the intermediate server;
and the subordinate video platform is used for replacing the initial communication certificate with the received new communication certificate.
In some embodiments, the management server is configured to send a command for acquiring the lower level video to the intermediate server when the information of the lower level video platform needs to be acquired;
the intermediate server is used for monitoring the lower-level video acquisition instruction sent by the management server in real time; analyzing the monitored lower video instruction to obtain the identifier of the lower video platform and forwarding the lower video instruction to the lower video platform corresponding to the identifier;
the subordinate video platform is used for receiving the instruction forwarded by the intermediate server; the method comprises the following steps: and the intermediate server processes the received traffic video and sends the processed traffic video to the management server.
In some embodiments, the intermediate server is configured to update the received initial communication credential to its own communication credential list, and obtain a timestamp of the management server, and send the initial communication credential binding management server identifier and the timestamp to a corresponding lower-level video platform;
and the subordinate video platform is used for updating the time of the subordinate video platform according to the received time stamp and storing the initial credentials.
In some embodiments, the lower video platform is configured to send the traffic video to the intermediate server after receiving the receiving instruction;
the intermediate server is used for judging whether the format of the received traffic video belongs to the video format supported by the management server; if yes, sending the traffic video to a management server; if not, acquiring the conversion parameters of the traffic video; converting the format of the traffic video into a video format supported by a management server according to the conversion parameters and generating a second video; and sending the generated second video to the management server.
In some embodiments, the management server is used for acquiring traffic videos and attribute information of the traffic videos; extracting features of the traffic video to generate feature data of multiple modes matched with video content; encoding the attribute information to generate attribute characteristic data; and storing the video in a classified mode based on the attribute characteristic data and the characteristic data of multiple modes.
In some embodiments, the management server is configured to obtain a traffic video; judging whether an identification model exists or not; if not, creating an identification model; acquiring historical traffic videos and processing the acquired videos to generate a training data set and a verification data set; training the created recognition model through a training data set to obtain a trained recognition model; verifying the trained recognition model according to the verification data set to obtain a verified recognition model; if yes, the identification model is used for carrying out traffic accident identification on the acquired traffic video, and early warning information is output based on the identification result.
In some embodiments, the management server is further connected to an accident center;
the management server is also used for acquiring images in the traffic video frame by frame, inputting the acquired images into the recognition model to recognize traffic accidents and acquiring recognition results; and when the traffic accident is identified, sending an alarm signal and a video corresponding to the identified traffic accident to an accident center according to a preset alarm rule.
The accident center is used for calling the video of the traffic accident and the related surrounding traffic videos to analyze after receiving the alarm signal, and outputting rescue instructions according to the analyzed results.
Although the present invention has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present invention is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and it is intended that all such modifications and substitutions be within the scope of the present invention/be within the scope of the present invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The integrated management method for the comprehensive traffic video is characterized by being applied to a management system, wherein the system comprises an intermediate server, a management server and a plurality of subordinate video platforms; the subordinate video platform interacts with the management server through the intermediate server; the method comprises the following steps:
the intermediate server monitors a video uploading request instruction sent by a subordinate video platform in real time;
when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server;
the management server matches the received communication certificate with the stored communication certificate list, and returns a receiving instruction to forward to a corresponding lower video platform through the intermediate server when the communication certificate is matched to be consistent;
the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and then sends the format to the management server;
and the management server manages the received traffic video.
2. The integrated traffic video management method according to claim 1, wherein before the step of the intermediate server monitoring the video command requested to upload sent by the lower video platform in real time, the method comprises:
the subordinate video platform sends a registration request to an intermediate server;
after receiving the registration request, the intermediate server forwards the received registration request to the management server;
after receiving the registration request, the management server analyzes the registration request, generates an initial communication credential and updates a communication credential list when judging that the registration request is met according to the analysis result, and simultaneously sends an initial communication credential binding management server identifier to the intermediate server;
the intermediate server updates the received initial communication certificate to a communication certificate list of the intermediate server, and simultaneously sends the initial communication certificate to a corresponding subordinate video platform.
3. The integrated traffic video management method according to claim 2, wherein the step of the intermediate server transferring the received initial communication certificate to its own communication certificate list and simultaneously transmitting the initial communication certificate binding management server identification to the corresponding lower video platform comprises:
when the lower video platform needs to upload traffic videos, generating a video uploading request instruction and sending the video uploading request instruction to the intermediate server; the uploading video instruction comprises a communication certificate, an identification of a subordinate video platform and an identification of a management server.
4. The integrated traffic video management method according to claim 3, wherein the step of the intermediate server parsing the monitored instruction to acquire a communication certificate and forwarding the acquired communication certificate to the management server comprises
The intermediate server analyzes the monitored instruction to obtain a communication certificate and an identifier of a lower-level video platform;
comparing the acquired communication credentials with a stored communication credential list;
judging whether the communication certificate is an initial communication certificate or not;
if yes, the initial communication certificate and the identification of the subordinate video platform are sent to a management server;
the management server generates a new communication certificate according to the received initial communication certificate and the identifier of the subordinate video platform, updates a communication certificate list of the management server, and simultaneously sends the generated new communication certificate to the intermediate server;
after receiving the new communication certificate, the intermediate server updates its own communication certificate list and forwards the new communication certificate to the subordinate video platform;
the subordinate video platform replaces the initial communication certificate with the received new communication certificate;
if not, forwarding the acquired communication certificate to the management server.
5. The integrated traffic video management method according to claim 4, further comprising:
when the management server needs to acquire the information of the lower-level video platform, transmitting an instruction for acquiring the lower-level video to the intermediate server;
the intermediate server monitors a lower-level video acquisition instruction sent by the management server in real time;
analyzing the monitored lower video instruction to obtain the identifier of the lower video platform and forwarding the lower video instruction to the lower video platform corresponding to the identifier;
the subordinate video platform receives the instruction forwarded by the intermediate server; the method comprises the following steps: and the intermediate server processes the received traffic video and sends the processed traffic video to the management server.
6. The integrated traffic video management method according to claim 5, wherein the step of the intermediate server updating the received initial communication certificate to its own communication certificate list while transmitting the initial communication certificate to the corresponding lower video platform comprises:
the intermediate server updates the received initial communication certificate to a communication certificate list of the intermediate server, and simultaneously obtains a time stamp of the management server, and the initial communication certificate is bound with a management server identifier and the time stamp to be sent to a corresponding lower-level video platform;
and the subordinate video platform updates the time of the subordinate video platform according to the received time stamp and stores the initial credentials.
7. The integrated traffic video management method according to claim 6, wherein the step of the subordinate video platform receiving the reception instruction and transmitting the traffic video to the intermediate server, the intermediate server converting the received traffic video into a format conforming to the specification of the management server and transmitting the converted traffic video to the management server comprises:
the lower video platform receives the receiving instruction and then sends the traffic video to the intermediate server;
the intermediate server judges whether the format of the received traffic video belongs to the video format supported by the management server;
if yes, sending the traffic video to a management server;
if not, acquiring the conversion parameters of the traffic video; converting the format of the traffic video into a video format supported by a management server according to the conversion parameters and generating a second video;
and sending the generated second video to the management server.
8. The integrated traffic video management method according to claim 6, wherein the step of managing the received video by the management server further comprises:
acquiring a traffic video;
judging whether an identification model exists or not;
if not, creating an identification model;
acquiring historical traffic videos and processing the acquired videos to generate a training data set and a verification data set;
training the created recognition model through a training data set to obtain a trained recognition model;
verifying the trained recognition model according to the verification data set to obtain a verified recognition model; the method comprises the following steps: carrying out traffic accident recognition on the acquired traffic video by using the recognition model, and outputting early warning information based on a recognition result;
if yes, the identification model is used for carrying out traffic accident identification on the acquired traffic video, and early warning information is output based on the identification result.
9. The integrated traffic video management method according to claim 8, wherein the step of performing traffic accident recognition on the acquired traffic video using the recognition model and outputting the early warning information based on the recognition result comprises:
acquiring images in the traffic video frame by frame, inputting the acquired images into an identification model to identify traffic accidents, and acquiring an identification result;
and when the traffic accident is identified, sending an alarm signal and a video corresponding to the identified traffic accident to an accident center according to a preset alarm rule.
10. The integrated traffic video management system is characterized by comprising an intermediate server, a management server and a plurality of subordinate video platforms; the subordinate video platform interacts with the management server through the intermediate server;
the intermediate server is used for monitoring a video uploading instruction of a request sent by a subordinate video platform in real time; when a video command which is sent by a lower video platform and requested to upload is monitored, the intermediate server analyzes the monitored command to obtain a communication certificate and forwards the obtained communication certificate to the management server;
the management server is used for matching the received communication certificate with the stored communication certificate list, and when the received communication certificate is matched with the consistent communication certificate, the received communication certificate is returned to the corresponding lower video platform through the intermediate server; the system is also used for managing the received traffic video;
the lower video platform is used for sending the traffic video to the intermediate server after receiving the receiving instruction, and the intermediate server converts the received traffic video into a format conforming to the specification of the management server and sends the format to the management server.
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