CN110891162B - Ultra-high-definition urban scenic spot real-time propaganda system and method based on 5G and LBS - Google Patents
Ultra-high-definition urban scenic spot real-time propaganda system and method based on 5G and LBS Download PDFInfo
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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
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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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
- H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25841—Management of client data involving the geographical location of the client
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26291—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for providing content or additional data updates, e.g. updating software modules, stored at the client
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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
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41422—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance located in transportation means, e.g. personal vehicle
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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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
- H04N21/4586—Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally
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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
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
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Abstract
The invention discloses a system and a method for real-time propaganda of ultra-high-definition urban scenic spots based on 5G and LBS. The ultra-high-definition urban scenic spot real-time propaganda system based on 5G and LBS is divided into a service end and a terminal playing APP, and specifically comprises the following steps: (1) after the server is started, the server continuously runs all weather without stopping, and real-time video stream data are provided for the terminal to play the APP; (2) the terminal plays the APP with running time consistent with public transportation service time, positions the current position and the scenic spot position in real time, and displays the distance between the current position and the scenic spot position in the video stream and the relevant information of a route map in an electronic map mode, so that better travel guidance is provided for passengers on public transportation. The invention has the beneficial effects that: the picture definition is higher, and the propaganda effect is better; the current position and the positions of the scenic spots are positioned in real time, and better travel guidance is provided for passengers on public transport.
Description
Technical Field
The invention relates to the technical field related to video playing, in particular to a system and a method for ultrahigh-definition urban scenic spot real-time propaganda based on 5G and LBS.
Background
With the rapid soaring of national economy, the tourism industry in China is rapidly developed. Urban tourism has become an important part of the tourism industry. More and more cities with unique natural wind, light, human resources and history can continuously attract tourists to go, which is called as a tourist city. From 1998 to date, the national tourist agency has selected dozens of excellent Chinese tourist cities, such as Hangzhou, Chongqing, Suzhou, Qingdao, Guilin, Mitsu, etc. These cities attract a large number of tourists at home and abroad every year, and tourism has become an important industry and city business card for tourist cities.
The tourism city can propagate the tourist attractions of the tourist attractions, along with the rapid development of information technology, part of the tourism cities advance with time, and real-time picture playing of the tourist attractions of the city is performed by utilizing 4G mobile communication and video equipment such as electronic screens of buses, subways and crossroads. The citizens and tourists can know the conditions of the scenic spots in real time on the way of going out. However, due to the limitations of the stability and bandwidth of the 4G network, the definition of the real-time video of tourist attractions on the mobile devices such as subways and buses can only reach the standard definition. Meanwhile, for external tourists, although the real-time situation of the scenic spot can be known through videos, the visitors do not know where the scenic spot is, how far away from the current position, and how to go to the scenic spot. If can show information such as sight spot position, distance and route for the visitor when playing the real-time picture of sight spot, that will enable the sight spot propaganda and reach better effect, give the visitor simultaneously with better city impression and tourism experience.
Disclosure of Invention
The invention provides a 5G and LBS based ultra-high definition urban scenic spot real-time propaganda system and method which have high picture definition and can position the current position and the scenic spot position in real time in order to overcome the defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the ultra-high-definition urban scenic spot real-time propaganda system based on 5G and LBS comprises a 4K ultra-high-definition camera, a streaming media server, a recording server, a management control server, an LBS server, a terminal playing APP and a 5G network, wherein the 4K ultra-high-definition camera is responsible for image acquisition of a real-time scene of a scenic spot and sending the image acquisition to the streaming media server; the streaming media server is responsible for storing and forwarding the ultra-high-definition video stream data to the recording server; the recording server is responsible for acquiring a plurality of paths of ultra-high definition video streams and segmenting the ultra-high definition video streams according to the specified length; the management control server is responsible for fragment management strategy formulation of the recording server and list management of terminal playing APP; the LBS server acquires the current geographical position information and the scenery spot geographical position information in real time and sends the current geographical position information and the scenery spot geographical position information to the recording server; the terminal plays the analysis of the APP liability edit list, the downloading management of the fragments, the playing of the ultra-high definition video and the acquisition, updating and display of the geographic position information; the terminal playing APP is composed of a compiling management module, a downloading module, a playing content management module, a playing and displaying module and an LBS module, and the compiling management module, the downloading module, the playing content management module, the playing and displaying module and the LBS module are sequentially connected; the 5G network provides stable network environment for all mobile communication.
The invention fully utilizes the characteristics of the new generation of 5G communication, can stably and smoothly play the real-time pictures of the ultra-high definition (4K) urban scenic spots on the mobile television screen of public transportation such as buses, subways and the like, simultaneously uses the LBS (geographic location based service) technology to position the current position and the positions of the scenic spots on the television screen in real time, and simultaneously displays the information such as the distance between the current position and the positions of the scenic spots in the video, a road map and the like in an electronic map mode, thereby giving better travel guidance to passengers on public transportation.
The invention also provides a 5G and LBS-based ultra-high-definition urban scenic spot real-time propaganda method, the operation of the 5G and LBS-based ultra-high-definition urban scenic spot real-time propaganda system is divided into two parts, namely a service end and a terminal playing APP, and the method specifically comprises the following steps:
(1) after the server is started, the server continuously runs all weather without stopping, and real-time video stream data are provided for the terminal to play the APP;
(2) the terminal plays the APP with running time consistent with public transportation service time, positions the current position and the scenic spot position in real time, and displays the distance between the current position and the scenic spot position in the video stream and the relevant information of a route map in an electronic map mode, so that better travel guidance is provided for passengers on public transportation.
The invention uses the ultra-high definition (4K) video as a carrier to publicize the tourist attractions, the image definition is higher, the publicity effect is better, and through the real-time video image, the tourists can also know the passenger flow and other related information of the scenic spots in real time, thereby providing help for the tourists to arrange tourists; meanwhile, information such as the distance between the current position and the position of the scenic spot in the video, the route and the like is displayed based on LBS (location based service), and the tourist is helped to go to the scenic spot more conveniently, so that the city can give better and deeper positive impression, and a better city propaganda effect is achieved.
Preferably, in the step (1), the specific operation steps are as follows:
(11) the administrator configures the recording server through the management control server, and configures the video stream of which scenic spots are to be acquired by the recording server;
(12) the administrator performs bill editing management of terminal playing APP through the management control server;
(13) each ultra-high-definition 4K camera is provided with a streaming media server, real-time picture data is continuously pushed to the configured streaming media server, and the streaming media server stores and forwards ultra-high-definition video data according to requirements; the multi-path camera can push the video stream to the same streaming media server and can also push the video stream to different streaming media servers;
(14) and the recording server acquires video stream data from the streaming media server according to the configuration requirement of the management control server and performs fragment generation and management.
Preferably, in the step (11), a single fragment duration of the video stream for fragmentation is configured for X minutes, a total fragment duration of each path of video stream recording cache is configured, and after the recorded data reaches the configured total duration, each latest fragment is replaced by the oldest fragment with reference to time, so that the data is always the data in the current latest time period; and finally, a fragment naming rule is configured, and naming is performed in a way of combining the number of paths and time, so that the searching and synchronous processing of each path of data are facilitated.
Preferably, in the step (2), the specific operation steps are as follows:
(21) after the terminal playing APP is started, the operation editing management module acquires and analyzes editing information from the management control server, and then simultaneously starts the downloading module, the playing content management module, the playing and displaying module and the LBS module;
(22) the downloading module downloads multiple paths of real-time high-definition video streams according to the ultrahigh-definition video stream addresses configured by the list, and the downloaded videos are delivered to the playing content management module;
(23) the LBS module can relocate the current geographic position every time when the super-high-definition video stream of the new scenic spot is played or switched, then the current position is located to the optimal route map of the current scenic spot position and relevant location and route information is displayed;
(24) and the playing and displaying module plays the ultra-high-definition videos of the scenic spots and displays the position route information.
Preferably, in step (21), the editing management module is responsible for updating and downloading editing content from the management control server, the editing content includes multiple super-high-definition video stream addresses and corresponding basic information of the scenic spot, the editing management module queries the management control server according to a fixed frequency whether the editing content is updated, if the editing content is updated, and then the downloading module is notified to download the content according to the latest editing content.
Preferably, in step (22), the download policy of the download module is: downloading real-time video streams of different scenic spots according to the sequence specified by the list, and sequentially polling and downloading each video stream; in order to ensure the playing continuity and the insusceptibility factor influence of a weak network environment such as a tunnel, a downloading module starts downloading from a fragment ten minutes ago, only one path of fragment data is downloaded in the same time period, after the current fragment downloading is finished, the fragment of the next time period of the next path of video stream is automatically downloaded, and the process is repeated until the latest fragment of the current time is downloaded; after the latest fragment is downloaded, automatically waiting for the time interval of the fragment duration, and then trying to download the latest fragment, if the latest fragment is not prepared at the server after waiting for the time interval of the fragment duration, continuously trying to obtain the latest fragment at a frequency of once every 30 seconds, and after 5 times of failure of trying, skipping the current foreground point video stream and trying to obtain the next scene point video stream; and the fragments which are downloaded successfully are delivered to the playing content management module for management.
Preferably, in step (22), the management policy of the playing content management module is: the playing content downloading module is responsible for providing a video playing content source for the playing and displaying module and managing the storage and deletion of video content; when the downloading module works normally and video data is downloaded in time, the playing content management module provides video data for the playing and displaying module according to the sequence of the editing configuration, fragments cannot be immediately deleted after each path of data is played, the playing content management module can store the latest played fragments for each path of video stream, the purpose is standby, and when the path of video is played next time, if the downloading module fails to download the path of video fragments, the standby cache fragments are directly used, so that the interruption is avoided, and the playing is smoother; the playing content management module can configure a gasket, when one fragment of a certain path of video is not downloaded successfully, the gasket is used for playing, and if the gasket is not configured, the current path of video is skipped over, and the next path of video is attempted to be played.
Preferably, in step (23), the operation logic of the LBS module is: after the LBS module is started, the LBS server is requested to inquire the geographic position of the APP equipment played by the current terminal according to the frequency of once every 1 minute, and when the playing and displaying module switches a new scenic spot video fragment, the LBS module is synchronously informed of the scenic spot information of the current played video; after the LBS module receives the scenic spot information, the LBS module requests the LBS server to inquire the geographical position of the scenic spot, obtains the route map information and the related information from the current terminal playing APP equipment position to the scenic spot, and finally returns the route map and other related information to the playing and displaying module for displaying; and each time the LBS module updates the geographic position of the APP terminal equipment, the route map and the related information are also updated synchronously.
Preferably, in step (24), the operation process of the playing and presenting module is as follows: the playing and displaying module requests playing data from the playing content management module, informs the LBS module of the sight spot information of the current video stream when playing is started every time, and simultaneously monitors and receives route map data and related information returned by the LBS module; when the route map and the related information are taken, the route map and the related information are displayed at the appointed position.
The invention has the beneficial effects that: the picture definition is higher, and the propaganda effect is better; the LBS (geographic location service) technology is used for positioning the current position and the positions of the scenic spots on the television screen in real time, so that better tourism guide is provided for passengers on public transport, the city can give better and deeper positive impression, and a better city propaganda effect is achieved.
Drawings
FIG. 1 is a block diagram of the system architecture of the present invention;
FIG. 2 is a block diagram of the structure of playing APP by the terminal according to the present invention;
fig. 3 is a logic diagram for a tile download of the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the embodiment shown in fig. 1, the ultra-high-definition urban scenic spot real-time publicity system based on 5G and LBS includes a 4K ultra-high-definition camera, a streaming media server, a recording server, a management control server, an LBS server, a terminal play APP and a 5G network, wherein the 4K ultra-high-definition camera is responsible for image acquisition of a scenic spot real-time picture and sending the image acquisition to the streaming media server; the streaming media server is responsible for storing and forwarding the ultra-high-definition video stream data to the recording server; the recording server is responsible for acquiring the multi-channel ultrahigh-definition video streams and segmenting the ultrahigh-definition video streams according to the specified length; the management control server is responsible for fragment management strategy formulation of the recording server and list management of terminal playing APP; the LBS server acquires the current geographic position information and the scenic spot geographic position information in real time and sends the current geographic position information and the scenic spot geographic position information to the recording server; analyzing an APP liability edit list played by the terminal, downloading and managing the fragments, playing the ultra-high definition video and acquiring, updating and displaying the geographic position information; as shown in fig. 2, the terminal playing APP is composed of a compilation management module, a download module, a playing content management module, a playing and displaying module and an LBS module, wherein the compilation management module, the download module, the playing content management module, the playing and displaying module and the LBS module are sequentially connected; the 5G network provides a stable network environment for all mobile communication.
The invention also provides a 5G and LBS-based ultra-high-definition urban scenic spot real-time propaganda method, the operation of the 5G and LBS-based ultra-high-definition urban scenic spot real-time propaganda system is divided into two parts, namely a service end and a terminal playing APP, and the method specifically comprises the following steps:
(1) after the server is started, the server continuously runs all weather without stopping, and real-time video stream data are provided for the terminal to play the APP; the specific operation steps are as follows:
(11) the administrator configures the recording server through the management control server, and configures the video stream of which scenic spots are to be acquired by the recording server; configuring single fragment time length X minutes for carrying out fragment of the video stream, configuring total fragment time length of each path of video stream recording cache, and replacing each latest fragment by taking time as reference after recorded data reaches the configured total time length so as to ensure that the data is always the data of the current latest time period; finally, a fragment naming rule is configured, and the fragment naming rule is named in a way of combining the number of paths and time, so that the searching and the synchronous processing of each path of data are convenient, and other naming rules can be configured without limitation;
(12) the administrator performs the list editing management of the terminal playing APP through the management control server, and can perform operations such as addition, modification, deletion and the like;
(13) each ultra-high-definition 4K camera is provided with a streaming media server, real-time picture data is continuously pushed to the configured streaming media server, and the streaming media server stores and forwards ultra-high-definition video data according to requirements; the multi-path camera can push the video stream to the same streaming media server and can also push the video stream to different streaming media servers;
(14) and the recording server acquires video stream data from the streaming media server according to the configuration requirement of the management control server and performs fragment generation and management.
(2) The terminal plays the APP with the running time consistent with the public transportation service time, positions the current position and the scenic spot position in real time, and displays the distance between the current position and the scenic spot position in the video stream and the related information of a route map in an electronic map mode, so that better travel guidance is provided for passengers on public transportation; the specific operation steps are as follows:
(21) after the terminal playing APP is started, the operation editing management module acquires and analyzes editing information from the management control server, and then simultaneously starts the downloading module, the playing content management module, the playing and displaying module and the LBS module;
the editing management module is responsible for updating and downloading editing content from the management control server, the editing content comprises multiple paths of ultrahigh-definition video stream addresses and corresponding basic information of scenic spots, the editing management module is used for inquiring whether the editing content is updated or not according to a fixed frequency, if the editing content is updated, then the editing content is updated, and the downloading module is informed to download the content according to the latest editing content, and the editing management module can configure the inquiring frequency;
(22) the downloading module downloads multiple paths of real-time high-definition video streams according to the ultrahigh-definition video stream addresses configured by the list, and the downloaded videos are delivered to the playing content management module;
the download strategy of the download module is as follows: downloading real-time video streams of different scenic spots according to the sequence specified by the list, and sequentially polling and downloading each video stream; as shown in fig. 3, in order to ensure the continuity of playing and ensure the insusceptibility to factors entering a tunnel, the downloading module starts downloading from a ten-minute-ago segment, only one segment data is downloaded in the same time period, after the current segment is downloaded, the segment of the next time period of the next video stream is automatically downloaded, and so on until the latest segment of the current time is downloaded; after the latest fragment is downloaded, automatically waiting for the time interval of the fragment duration, and then trying to download the latest fragment, if the latest fragment is not prepared at the server after waiting for the time interval of the fragment duration, continuously trying to obtain the latest fragment at a frequency of once every 30 seconds, and after 5 times of failure of trying, skipping the current foreground point video stream and trying to obtain the next scene point video stream; the fragments which are downloaded successfully are delivered to a playing content management module for management;
the management strategy of the playing content management module is as follows: the playing content downloading module is responsible for providing a video playing content source for the playing and displaying module and managing the storage and deletion of video content; when the downloading module works normally and video data is downloaded in time, the playing content management module provides video data for the playing and displaying module according to the sequence of the editing configuration, fragments cannot be immediately deleted after each path of data is played, the playing content management module can store the latest played fragments for each path of video stream, the purpose is standby, and when the path of video is played next time, if the downloading module fails to download the path of video fragments, the standby cache fragments are directly used, so that the interruption is avoided, and the playing is smoother; the playing content management module can configure a gasket, when one fragment of a certain path of video is not downloaded successfully, the gasket is used for playing, and if the gasket is not configured, the current path of video is skipped over, and the next path of video is attempted to be played;
(23) the LBS module can relocate the current geographic position every time when the super-high-definition video stream of the new scenic spot is played or switched, then the current position is located to the optimal route map of the current scenic spot position and relevant location and route information is displayed;
the operation logic of the LBS module is as follows: after the LBS module is started, the LBS server is requested to inquire the geographic position of the APP equipment played by the current terminal according to the frequency of once every 1 minute, and when the playing and displaying module switches a new scenic spot video fragment, the LBS module is synchronously informed of the scenic spot information of the current played video; after the LBS module receives the scenic spot information, the LBS module requests the LBS server to inquire the geographical position of the scenic spot, obtains the route map information and the related information from the current terminal playing APP equipment position to the scenic spot, and finally returns the route map and other related information to the playing and displaying module for displaying; the method comprises the steps that a route map and related information are updated synchronously every time an LBS module updates the geographic position of APP terminal equipment;
(24) the playing and displaying module plays the ultra-high-definition videos of the scenic spots and displays the position route information;
the operation process of the playing and displaying module is as follows: the playing and displaying module requests playing data from the playing content management module, informs the LBS module of the sight spot information of the current video stream when playing is started every time, and simultaneously monitors and receives route map data and related information returned by the LBS module; when the route map and the related information are taken, the route map and the related information are displayed at the appointed position.
The invention fully utilizes the characteristics of the new generation of 5G communication, can stably and smoothly play the real-time pictures of the ultra-high definition (4K) urban scenic spots on the mobile television screen of public transportation such as buses, subways and the like, uses the ultra-high definition (4K) video as a carrier to publicize the tourist spots, has higher picture definition and better publicity effect, and can help tourists to know the passenger flow and other related information of the scenic spots in real time through the real-time video pictures; meanwhile, the LBS (geographic location service) technology is used for positioning the current position and the sight spot position on a television screen in real time, and meanwhile, the information such as the distance between the current position and the sight spot position in the video, a road map and the like is displayed in an electronic map mode to help tourists to go to the sight spot more conveniently, so that better tourism guidance is given to passengers on public transportation, a better and deeper positive impression can be given to a city, and a better city propaganda effect is achieved.
Claims (8)
1. The ultra-high-definition urban scenic spot real-time propaganda method based on 5G and LBS is characterized in that the ultra-high-definition urban scenic spot real-time propaganda system based on 5G and LBS comprises a 4K ultra-high-definition camera, a streaming media server, a recording server, a management control server, an LBS server, a terminal playing APP and a 5G network, wherein the 4K ultra-high-definition camera is responsible for image acquisition of scenic spot real-time pictures and sending the scenic spot real-time pictures to the streaming media server; the streaming media server is responsible for storing and forwarding the ultra-high-definition video stream data to the recording server; the recording server is responsible for acquiring a plurality of paths of ultra-high definition video streams and segmenting the ultra-high definition video streams according to the specified length; the management control server is responsible for fragment management strategy formulation of the recording server and list management of terminal playing APP; the LBS server acquires the current geographical position information and the scenery spot geographical position information in real time and sends the current geographical position information and the scenery spot geographical position information to the recording server; the terminal plays the analysis of the APP liability edit list, the downloading management of the fragments, the playing of the ultra-high definition video and the acquisition, updating and display of the geographic position information; the terminal playing APP is composed of a compiling management module, a downloading module, a playing content management module, a playing and displaying module and an LBS module, and the compiling management module, the downloading module, the playing content management module, the playing and displaying module and the LBS module are sequentially connected; the 5G network provides all stable network environments for mobile communication; the operation of the ultra-high-definition urban scenic spot real-time propaganda system based on 5G and LBS is divided into two parts, namely a service end and a terminal playing APP, and the method specifically comprises the following steps:
(1) after the server is started, the server continuously runs all weather without stopping, and real-time video stream data are provided for the terminal to play the APP;
(2) the terminal plays the APP with the running time consistent with the public transportation service time, positions the current position and the scenic spot position in real time, and displays the distance between the current position and the scenic spot position in the video stream and the related information of a route map in an electronic map mode, so that better travel guidance is provided for passengers on public transportation; the specific operation steps are as follows:
(21) after the terminal playing APP is started, the operation editing management module acquires and analyzes editing information from the management control server, and then simultaneously starts the downloading module, the playing content management module, the playing and displaying module and the LBS module;
(22) the downloading module downloads multiple paths of real-time high-definition video streams according to the ultrahigh-definition video stream addresses configured by the list, and the downloaded videos are delivered to the playing content management module;
(23) the LBS module can relocate the current geographic position every time when the super-high-definition video stream of the new scenic spot is played or switched, then the current position is located to the optimal route map of the current scenic spot position and relevant location and route information is displayed;
(24) and the playing and displaying module plays the ultra-high-definition videos of the scenic spots and displays the position route information.
2. The ultra-high-definition city attraction real-time propaganda method based on 5G and LBS according to claim 1, wherein in the step (1), the specific operation steps are as follows:
(11) the administrator configures the recording server through the management control server, and configures the video stream of which scenic spots are to be acquired by the recording server;
(12) the administrator performs bill editing management of terminal playing APP through the management control server;
(13) each ultra-high-definition 4K camera is provided with a streaming media server, real-time picture data is continuously pushed to the configured streaming media server, and the streaming media server stores and forwards ultra-high-definition video data according to requirements; the multi-path camera can push the video stream to the same streaming media server and can also push the video stream to different streaming media servers;
(14) and the recording server acquires video stream data from the streaming media server according to the configuration requirement of the management control server and performs fragment generation and management.
3. The ultra-high-definition urban scenic spot real-time advertising method based on 5G and LBS according to claim 2, wherein in the step (11), a single fragment time length X minutes for carrying out fragmentation of the video stream is configured, a total fragment time length for recording and caching each path of the video stream is configured, and after the recorded data reaches the configured total time length, each latest fragment is replaced by the oldest fragment with reference to time, so that the data is always the data in the current latest time period; and finally, a fragment naming rule is configured, and naming is performed in a way of combining the number of paths and time, so that the searching and synchronous processing of each path of data are facilitated.
4. The ultra high definition urban scenic spot real-time advertising method based on 5G and LBS according to claim 1, wherein in step (21), the compilation management module is responsible for updating and downloading compilation contents from the management control server, the compilation contents comprise multiple ultra high definition video stream addresses and corresponding scenic spot basic information, the compilation management module manages the control server according to a fixed frequency to inquire whether the compilation contents are updated or not, and if the compilation contents are updated, the compilation is updated and then the downloading module is notified to download the contents according to the latest compilation.
5. The ultra high definition city sight real-time advertising method based on 5G and LBS as claimed in claim 1, wherein in step (22), the download policy of the download module is: downloading real-time video streams of different scenic spots according to the sequence specified by the list, and sequentially polling and downloading each video stream; in order to ensure the playing continuity and the insusceptibility factor influence of a weak network environment such as a tunnel, a downloading module starts downloading from a fragment ten minutes ago, only one path of fragment data is downloaded in the same time period, after the current fragment downloading is finished, the fragment of the next time period of the next path of video stream is automatically downloaded, and the process is repeated until the latest fragment of the current time is downloaded; after the latest fragment is downloaded, automatically waiting for the time interval of the fragment duration, and then trying to download the latest fragment, if the latest fragment is not prepared at the server after waiting for the time interval of the fragment duration, continuously trying to obtain the latest fragment at a frequency of once every 30 seconds, and after 5 times of failure of trying, skipping the current foreground point video stream and trying to obtain the next scene point video stream; and the fragments which are downloaded successfully are delivered to the playing content management module for management.
6. The ultra high definition city sight real-time advertising method based on 5G and LBS as claimed in claim 1 or 5, wherein in step (22), the management policy of the playing content management module is: the playing content downloading module is responsible for providing a video playing content source for the playing and displaying module and managing the storage and deletion of video content; when the downloading module works normally and video data is downloaded in time, the playing content management module provides video data for the playing and displaying module according to the sequence of the editing configuration, fragments cannot be immediately deleted after each path of data is played, the playing content management module can store the latest played fragments for each path of video stream, the purpose is standby, and when the path of video is played next time, if the downloading module fails to download the path of video fragments, the standby cache fragments are directly used, so that the interruption is avoided, and the playing is smoother; the playing content management module can configure a gasket, when one fragment of a certain path of video is not downloaded successfully, the gasket is used for playing, and if the gasket is not configured, the current path of video is skipped over, and the next path of video is attempted to be played.
7. The ultra high definition city sight real-time advertising method based on 5G and LBS as claimed in claim 1, wherein in step (23), the operation logic of the LBS module is as follows: after the LBS module is started, the LBS server is requested to inquire the geographic position of the APP equipment played by the current terminal according to the frequency of once every 1 minute, and when the playing and displaying module switches a new scenic spot video fragment, the LBS module is synchronously informed of the scenic spot information of the current played video; after the LBS module receives the scenic spot information, the LBS module requests the LBS server to inquire the geographical position of the scenic spot, obtains the route map information and the related information from the current terminal playing APP equipment position to the scenic spot, and finally returns the route map and other related information to the playing and displaying module for displaying; and each time the LBS module updates the geographic position of the APP terminal equipment, the route map and the related information are also updated synchronously.
8. The ultra high definition city sight real-time advertising method based on 5G and LBS as claimed in claim 1, wherein in step (24), the operation process of the playing and displaying module is as follows: the playing and displaying module requests playing data from the playing content management module, informs the LBS module of the sight spot information of the current video stream when playing is started every time, and simultaneously monitors and receives route map data and related information returned by the LBS module; when the route map and the related information are taken, the route map and the related information are displayed at the appointed position.
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