CN108092995B - Streaming media data processing method and device, computer equipment and storage medium - Google Patents
Streaming media data processing method and device, computer equipment and storage medium Download PDFInfo
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- CN108092995B CN108092995B CN201810032074.1A CN201810032074A CN108092995B CN 108092995 B CN108092995 B CN 108092995B CN 201810032074 A CN201810032074 A CN 201810032074A CN 108092995 B CN108092995 B CN 108092995B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
Abstract
The invention relates to a streaming media data processing method, a streaming media data processing device, a computer device and a storage medium. The method comprises the following steps: receiving streaming media data of a video acquisition terminal; respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats; receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal; and searching the streaming media data matched with the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server. According to the technical scheme, various types of request terminal equipment can conveniently acquire the streaming media data acquired by the monitoring video acquisition terminal in real time through the server, and the flexibility and convenience of acquiring the video stream of the monitoring system are improved.
Description
Technical Field
The present invention relates to the field of monitoring technologies, and in particular, to a streaming media data processing method, an apparatus, a computer device, and a storage medium.
Background
With the development of monitoring technology, most of the existing security monitoring systems adopt an optical fiber, a coaxial cable or a microwave wireless to transmit streaming media data in a closed loop, and display and record the acquired streaming media in corresponding monitoring equipment to form a complete system, so that the system can reflect a monitored object in real time.
Although the existing security monitoring system functionally meets the monitoring function, the content can be monitored only through the set monitoring equipment, the real-time video monitoring function cannot be provided for a mobile terminal such as a mobile phone, and the video monitoring mode is not flexible enough.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a streaming media data processing method, an apparatus, a computer device and a storage medium capable of acquiring monitored streaming media data in real time through a mobile terminal.
A method of streaming media data processing, the method comprising:
receiving streaming media data of a video acquisition terminal;
respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal;
and searching the streaming media data matched with the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
In one embodiment, after the step of receiving the streaming media data of the video capture terminal, the method further includes: analyzing the received streaming media data in real time to generate corresponding safety early warning information; and searching a request terminal corresponding to the safety early warning information, and pushing the safety early warning information to the corresponding request terminal.
According to the technical scheme of the embodiment, the streaming media data acquired by the video acquisition terminal are analyzed in real time, when possible security threats appear on the site monitored by the video acquisition terminal, corresponding security early warning information is generated and pushed to the corresponding request terminal, and a user can know the possible dangerous conditions on the monitored site in real time through the request terminal, such as a mobile phone and the like, and take corresponding measures in time.
In an embodiment, after the step of performing protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats, the method further includes: respectively transcoding and compressing the converted streaming media data in various formats, converting the converted streaming media data into corresponding media files and storing the media files; and receiving a media file request of the request terminal, searching the stored media file matched with the media file request according to the media file request, and sending the media file to the request terminal.
According to the technical scheme of the embodiment, when the server converts the protocol into the streaming media data, the server also converts the streaming media data into the corresponding media file for storage, and the request terminal can acquire the stored media file by sending the media file request for playback or downloading and the like. Through the technical scheme, a user can conveniently play back or download the video stored in the history, and by combining the technical scheme of the previous embodiment, when a dangerous situation occurs in a field monitored by the video acquisition terminal, the media file stored by the server can be extracted and kept as evidence.
In one embodiment, the step of respectively performing protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats includes: and decomposing the streaming media data, decoding and coding the streaming media data according to the matched request terminal type, and synthesizing the streaming media data in multiple corresponding formats.
The technical solution of the above embodiment provides an implementation manner for performing protocol conversion on streaming media data.
In one embodiment, the step of receiving streaming media data of the video capture terminal comprises: receiving streaming media data of a plurality of video acquisition terminals; after the step of receiving the streaming media data request of the request terminal through the reverse proxy server, the method further comprises the following steps: acquiring a target video acquisition terminal corresponding to the streaming media data request; the step of searching the streaming media data matching the streaming media format in the streaming media data comprises the following steps: and searching the streaming media data which is from the target video acquisition terminal and matches the streaming media format in the streaming media data.
The technical solution of the above embodiment provides a method for processing streaming media data of multiple video acquisition terminals, where the method performs protocol conversion on streaming media data acquired by multiple video acquisition terminals in real time, converts the streaming media data into streaming media data in multiple formats matching with a request terminal, and when a server receives a streaming media request from one of the request terminals, searches for a target video acquisition terminal of the streaming media request and streaming media data in the matching format from the converted streaming media data in the multiple formats, and returns the target video acquisition terminal and the streaming media data in the matching format to the request terminal. According to the technical scheme, the request terminal can acquire the stream media information of the specified target terminal in the plurality of video acquisition terminals accessed to the server, and through the technical scheme, a user can conveniently acquire the real-time monitoring picture of any monitoring camera in the monitoring system through the mobile device.
In one embodiment, the streaming media data processing method according to the embodiment of the present invention further includes: the method comprises the steps that a service server receives a streaming media data request of a request terminal, verifies whether the request terminal is legal or not and whether the request terminal is safe or not according to the streaming media data request, generates an identification code and sends the identification code to the request terminal if the request terminal is legal or not, and stores the corresponding relation between the identification code and streaming media data corresponding to the streaming media data request in a cache table; the steps of receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request comprise: and receiving the identification code of the request terminal through the reverse proxy server, searching the corresponding relation between the identification code and the streaming media data in the cache table, and acquiring the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation.
According to the technical scheme of the embodiment, a streaming media data request of a request terminal is received through a service server, safety and validity verification is carried out, when the verification is passed, an identification code is generated and returned to the request terminal, the corresponding relation between the identification code and the streaming media data is stored in a cache table, the request terminal can send a request carrying the identification code to a reverse proxy server, the reverse proxy server verifies and searches for the corresponding streaming media data in the cache table through the identification code, a matched streaming media format and a target video acquisition terminal are obtained, and the matched streaming media data are returned to the request terminal. Therefore, the stream media data monitored by security and protection can be acquired after verification, and the security and protection system can be ensured. And the service servers are used for verifying the streaming media information respectively, and the cache table is used for transmitting the verification result to the reverse proxy server, so that the overall data processing efficiency of the server can be effectively improved.
In one embodiment, the streaming media data processing method according to the embodiment of the present invention further includes:
receiving a service request of a request terminal, and executing corresponding streaming media recording and storage, streaming media playback, streaming media downloading, request terminal social establishment, monitoring early warning and/or streaming media code rate adjustment according to the service request; and returning the corresponding execution service data to the request terminal.
In the technical solution of the above embodiment, the server receives the service request of the request terminal, and returns the service data required by the request terminal according to the service request by executing the corresponding operation. Through the technical scheme, the server can realize various monitoring related functions, meet the service requirements of different request terminal users, and improve the practicability and diversity of the security monitoring system.
A streaming media data processing apparatus, the apparatus comprising:
the streaming media receiving module is used for receiving streaming media data of the video acquisition terminal;
the protocol conversion module is used for respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
the request receiving module is used for receiving a streaming media data request of a request terminal through the reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request;
and the streaming media sending module is used for searching streaming media data matched with the streaming media format from the target video acquisition terminal in the streaming media data through the reverse proxy server and returning the streaming media data to the request terminal through the reverse proxy server.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
receiving streaming media data of a video acquisition terminal;
respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal;
and searching the streaming media data matched with the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
A computer-readable storage medium, on which a computer program is stored which, when executed by a processor, carries out the steps of:
receiving streaming media data of a video acquisition terminal;
respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal;
and searching the streaming media data matched with the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
The streaming media data processing method, the streaming media data processing device, the computer equipment and the storage medium carry out protocol conversion on the received streaming media data acquired by the video acquisition terminal in real time, and convert the streaming media data into streaming media data in a plurality of formats matched with the request terminals, when the server receives a streaming media request of one of the request terminals, the streaming media data matched with the streaming media request format is searched in the converted streaming media data in various formats and returned to the request terminal, so that the problem that the protocol in the traditional video monitoring system is too old and can not be matched with the playing format requirements of different types of mobile terminals at present is solved, the streaming media data collected by the monitoring video collection terminal in real time can be conveniently obtained by various types of request terminal equipment through the server, and the flexibility and convenience of video stream acquisition of the monitoring system are improved.
Drawings
FIG. 1 is a diagram of an application environment of a streaming media data processing method in one embodiment;
FIG. 2 is a diagram of an application environment of a streaming media data processing method according to an embodiment;
FIG. 3 is a flowchart illustrating a method for processing streaming media data according to an embodiment;
FIG. 4 is a flow diagram illustrating a live streaming media data session in one embodiment;
FIG. 5 is a flowchart illustrating a protocol conversion method for streaming media data format according to an embodiment;
FIG. 6 is a flowchart illustrating a method for processing streaming media data according to an embodiment;
FIG. 7 is a flowchart illustrating a method for processing streaming media data according to an embodiment;
FIG. 8 is a flow chart illustrating a method for processing streaming media data according to an exemplary application;
FIG. 9 is a flow chart of a streaming media data request in an exemplary application;
FIG. 10 is a diagram of a security monitoring server architecture in one embodiment;
FIG. 11 is a schematic diagram illustrating a business process of a security monitoring server in an embodiment;
FIG. 12 is a block diagram showing the construction of a streaming media data processing apparatus according to an embodiment;
FIG. 13 is a diagram illustrating an internal structure of a computer device according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The streaming media data processing method provided by the invention can be applied to the application environment shown in fig. 1. The video capture terminal 110 communicates with the server 120 through optical fiber, coaxial cable, network cable, microwave wireless or the like, and the server 120 communicates with the request terminal 130 through a network. The video capture terminal 110 is a terminal device with a video capture function, and may be a security camera, a web camera, a mobile phone camera, or other various accessible video capture devices, and the request terminal 130 may be a mobile phone, a personal computer, a monitor, or other displayable devices. The technical solution of the present invention is applied to the server 120, and the server 120 may be implemented by an independent server or a server cluster composed of a plurality of servers.
In one possible embodiment, as shown in fig. 2, the server 120 includes a protocol conversion server 121, a traffic server 122, and a reverse proxy server 123. The protocol conversion server 121, the service server 122 and the reverse proxy server 123 are connected with each other two by two, the protocol conversion server 121 is in communication connection with the video capture terminal 110, and the service server 122 and the reverse proxy server 123 are in communication with the request terminal 130 respectively.
In one embodiment, as shown in fig. 3, a streaming media data processing method is provided, which is described by taking the method as an example applied to the server 120 in fig. 1 or fig. 2, and includes the following steps:
step S301, receiving streaming media data of a video acquisition terminal.
The camera of the video acquisition terminal can be discovered by the server or manually configured, and the video acquisition terminal is configured and accessed into the server.
In this step, the server monitors the enabled video acquisition terminal, and receives the streaming media data acquired by the video acquisition terminal currently accessed to the server in real time.
Step S302, respectively performing protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain streaming media data of multiple formats.
The type of the requesting terminal refers to the type of an application program that the requesting terminal initiates a request, and the format of streaming media data that can be played by the requesting terminal can be determined according to the type of the application program. The format type to be converted may be obtained by the server in real time according to the currently accessed request terminal, or may be a plurality of formats preset to match the requirements of a plurality of accessible request terminals.
In this step, the server converts the received streaming media data of the video capture terminal into the streaming media data of the format of the type through protocol conversion according to the format type to be converted, which is determined by the type of the request terminal.
Step S303, receiving a streaming media data request of the requesting terminal through the reverse proxy server, determining the type of the requesting terminal according to the streaming media data request, and obtaining a streaming media format matched with the requesting terminal.
The reverse proxy server may be a reverse proxy server installed on a server through software, or may be one of a plurality of servers included in the server.
In this step, a streaming media data request of a request terminal is received through a reverse proxy server included in the server, an application request type of the request terminal is determined according to the streaming media data request, and a streaming media format matched with the request terminal is obtained according to the application request type.
Step S304, searching the streaming media data matching the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
In this step, the server finds out the streaming media data matching the streaming media format of the requesting terminal from the streaming media data in multiple formats converted in the foregoing step S302 through its built-in reverse proxy server, and returns the streaming media data to the requesting terminal.
In the streaming media data processing method, the server performs protocol conversion on the received streaming media data acquired by the video acquisition terminal in real time, and converts the streaming media data into streaming media data in a plurality of formats matched with the request terminal, when the server receives a streaming media request of one request terminal, the server searches the streaming media data in the converted streaming media data in the plurality of formats and returns the streaming media data matched with the streaming media request format to the request terminal, so that the problem that the protocol in the traditional video monitoring system is too old and cannot be matched with the playing format requirements of different types of mobile terminals at present is solved.
As shown in fig. 4, after the connection between the request terminal and the video capture terminal is established in the streaming media data processing process, the video capture terminal can capture the live broadcast of the video at the request terminal, and the live broadcast process of the video is performed by the video capture terminal, the reverse proxy server and the request terminal. The converted video stream collected by the video collecting terminal is pushed to the request terminal by the reverse proxy server for real-time playing, and through the live broadcasting process, the user can see live broadcasting video images collected by the monitored video collecting terminal in real time.
In one embodiment, after the step of receiving the streaming media data of the video capture terminal in step S301, the method further includes: analyzing the received streaming media data in real time to generate corresponding safety early warning information; and searching a request terminal corresponding to the safety early warning information, and pushing the safety early warning information to the corresponding request terminal.
According to the technical scheme of the embodiment, the streaming media data acquired by the video acquisition terminal are analyzed in real time, when possible security threats appear on the site monitored by the video acquisition terminal, corresponding security early warning information is generated and pushed to the corresponding request terminal, and a user can know the possible dangerous conditions on the monitored site in real time through the request terminal, such as a mobile phone and the like, and take corresponding measures in time.
In an embodiment, after the step of performing protocol conversion of multiple formats on the streaming media data according to the matched request terminal type in step S302 to obtain streaming media data of multiple formats, the method further includes: respectively transcoding and compressing the converted streaming media data in various formats, converting the converted streaming media data into corresponding media files and storing the media files; and receiving a media file request of the request terminal, searching the stored media file matched with the media file request according to the media file request, and sending the media file to the request terminal.
According to the technical scheme of the embodiment, when the server converts the protocol into the streaming media data, the server also converts the streaming media data into the corresponding media file for storage, and the request terminal can acquire the stored media file by sending the media file request for playback or downloading and the like. Through the technical scheme, a user can conveniently play back or download the video stored in the history, and by combining the technical scheme of the previous embodiment, when a dangerous situation occurs in a field monitored by the video acquisition terminal, the media file stored by the server can be extracted and kept as evidence.
In an embodiment, referring to fig. 5, in step S302, performing protocol conversion on streaming media data in multiple formats according to the matched request terminal type, to obtain streaming media data in multiple formats, includes: and decomposing the streaming media data, decoding and coding the streaming media data according to the matched request terminal type, and synthesizing the streaming media data in multiple corresponding formats.
The technical solution of the above embodiment provides an implementation manner for performing protocol conversion on streaming media data. Alternatively, the protocol conversion of the streaming media data may be implemented by a protocol conversion program built in the server, such as ffmpeg (fast Forward mpeg) tool or a conversion tool in a custom format.
In one embodiment, there may be a plurality of video capture terminals in step S301, and accordingly, the step of receiving the streaming media data of the video capture terminal includes: receiving streaming media data of a plurality of video acquisition terminals; after the step of receiving the streaming media data request of the request terminal through the reverse proxy server, the method further comprises the following steps: acquiring a target video acquisition terminal corresponding to the streaming media data request; the step of searching the streaming media data matching the streaming media format in the streaming media data comprises the following steps: and searching the streaming media data which is from the target video acquisition terminal and matches the streaming media format in the streaming media data.
Referring to fig. 6, a flowchart of a streaming media data processing method according to an embodiment of the present invention is shown, including the following steps:
s601, receiving streaming media data of a plurality of video acquisition terminals;
s602, respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
s603, receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request;
s604, searching the streaming media data matched with the streaming media format from the target video acquisition terminal in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
The technical solution of the above embodiment provides a method for processing streaming media data of multiple video acquisition terminals, where the method performs protocol conversion on streaming media data acquired by multiple video acquisition terminals in real time, converts the streaming media data into streaming media data in multiple formats matching with a request terminal, and when a server receives a streaming media request from one of the request terminals, searches for a target video acquisition terminal of the streaming media request and streaming media data in the matching format from the converted streaming media data in the multiple formats, and returns the target video acquisition terminal and the streaming media data in the matching format to the request terminal. According to the technical scheme, the request terminal can acquire the stream media information of the specified target terminal in the plurality of video acquisition terminals accessed to the server, and through the technical scheme, a user can conveniently acquire the real-time monitoring picture of any monitoring camera in the monitoring system through the mobile device.
In an embodiment, when the streaming media data request of the requesting terminal is received in step S303, security verification may be further performed on the requesting terminal, taking security verification performed by the service establishing server 122 as an example, the streaming media data processing method according to the embodiment of the present invention further includes: the method comprises the steps that a service server receives a streaming media data request of a request terminal, verifies whether the request terminal is legal or not and whether the request terminal is safe or not according to the streaming media data request, generates an identification code and sends the identification code to the request terminal if the request terminal is legal or not, and stores the corresponding relation between the identification code and streaming media data corresponding to the streaming media data request in a cache table; correspondingly, the step S304 of receiving a streaming media data request of a requesting terminal through the reverse proxy server, determining a type of the requesting terminal according to the streaming media data request, obtaining a streaming media format matched with the requesting terminal, and obtaining a target video capture terminal corresponding to the streaming media data request includes: and receiving the identification code of the request terminal through the reverse proxy server, searching the corresponding relation between the identification code and the streaming media data in the cache table, and acquiring the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation.
The step of verifying the streaming media data request of the requesting terminal is completed by the server, and may be completed by the server itself, or may be completed by a service server included in the server, for example. Taking the service server as an example for verification, the service server may adopt a plurality of possible ways for verifying the request terminal, for example, a secure request terminal list with access right may be pre-stored in the service server, and when a request of the request terminal is received, the request terminal is searched in the list to determine whether the request terminal is secure, and in another possible implementation, the security of the request terminal may also be verified by security verification software built in the service server.
According to the technical scheme of the embodiment, a streaming media data request of a request terminal is received through a service server, safety and validity verification is carried out, when the verification is passed, an identification code is generated and returned to the request terminal, the corresponding relation between the identification code and the streaming media data is stored in a cache table, the request terminal can send a request carrying the identification code to a reverse proxy server, the reverse proxy server verifies and searches for the corresponding streaming media data in the cache table through the identification code, a matched streaming media format and a target video acquisition terminal are obtained, and the matched streaming media data are returned to the request terminal. Therefore, the stream media data monitored by security and protection can be acquired after verification, and the security and protection system can be ensured. And the service servers are used for verifying the streaming media information respectively, and the cache table is used for transmitting the verification result to the reverse proxy server, so that the overall data processing efficiency of the server can be effectively improved.
In an embodiment, referring to fig. 7, a streaming media data processing method according to an embodiment of the present invention may include the following steps:
s701, a protocol conversion server receives streaming media data of a plurality of video acquisition terminals;
s702, the protocol conversion server respectively carries out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain streaming media data of multiple formats;
s703, the service server receives the streaming media data request of the request terminal, verifies whether the request terminal is legal and safe according to the streaming media data request, generates an identification code and sends the identification code to the request terminal if the request terminal is legal and safe, and stores the corresponding relation between the identification code and the streaming media data corresponding to the streaming media data request in a cache table;
s704, the reverse proxy server receives the identification code of the request terminal, searches the corresponding relation between the identification code and the streaming media data in a cache table, and acquires the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation;
s705, the reverse proxy server searches the streaming media data matched with the streaming media format from the target video acquisition terminal in the streaming media data in various formats converted by the protocol conversion server according to the streaming media format and the target video acquisition terminal, and returns the streaming media data to the request terminal.
According to the technical scheme of the embodiment, the streaming media data acquired by any appointed acquisition terminal in a plurality of target video acquisition terminals in real time can be acquired by the request terminal, the request terminal is verified through the service server, the reverse proxy server performs reverse proxy on the media streaming data after protocol conversion and distributes the data as required, and when the method is applied to a security monitoring system, the safety and the use efficiency of the security monitoring system can be effectively improved.
In one embodiment, the streaming media data processing method according to the embodiment of the present invention further includes:
receiving a service request of a request terminal, and executing corresponding streaming media recording and storage, streaming media playback, streaming media downloading, request terminal social establishment, monitoring early warning and/or streaming media code rate adjustment according to the service request; and returning the corresponding execution service data to the request terminal.
The receiving and executing of the service request can be realized by the established service server, and various service-related data information, parameter information of the requesting terminal, and the like can be stored in the service server.
In the technical solution of the above embodiment, the server receives the service request of the request terminal, and returns the service data required by the request terminal according to the service request by executing the corresponding operation. Through the technical scheme, the server can realize various monitoring related functions, meet the service requirements of different request terminal users, and improve the practicability and diversity of the security monitoring system.
A specific application example is described below to explain the Streaming media information processing method according to the embodiment of the present invention, where the application example is applied to a security system, a video acquisition terminal is used as a security camera, Streaming media acquired by the security camera is in an RTSP (Real Time Streaming Protocol) Streaming Protocol format, a request terminal is a user terminal, formats required by the request terminal include an RTMP (Real Time Messaging Protocol) stream, an H L S (HTTP L live Streaming, application dynamic rate adaptive technology) slice stream, and an HTTP-F L v (flash video) stream, and reference is made to fig. 8 and 9, where fig. 8 is a flowchart of a Streaming media information processing method according to an application example of the present invention, and includes the following steps:
s801, the protocol conversion server receives RTSP video stream data collected by each security camera in the security system.
The server monitors the started security cameras in real time and receives RTSP video stream data collected by each security camera.
S802, the protocol conversion server carries out protocol conversion on RTSP video streams collected in real time in the security system.
In the whole conversion process, an FFmpeg tool can be used for conversion, and an FFmpeg dynamic library which has special requirements on performance, format and the like can be used for secondary development so as to be matched with actual services.
S803, the protocol conversion server pushes the streaming media after the protocol conversion to the reverse proxy server.
And erecting Nginx and Nginx-rtmp plug-ins at the front end of the server, establishing a Nginx reverse proxy server, and performing reverse proxy on the streaming media generated after preprocessing, wherein at the moment, the streaming media information can be normally played on any device supporting the HTM L5.
S804, the protocol conversion server converts the streaming media after the protocol conversion into a media file and stores the media file in a file server.
The file server may be integrated into the service server, or may be an independent server independent of the service server.
And transcoding, compressing and dividing the streaming media after the protocol conversion into processes, and storing the processed streaming media as corresponding media files to a file server for backup so as to provide subsequent query access.
S805, the service server receives the live broadcast request of the user side and verifies the user.
For safety and practicability, a service server is established in the system and used for verifying a user and providing functions of video playback, video downloading, multi-shot switching, video code rate conversion and the like.
In this step, the service server receives the request from the user side, and after the request is verified by the service server, returns an identification code SessionID with access right to the user side.
S806, the reverse proxy server searches the matched streaming media and returns the matched streaming media to the user end.
And after receiving the Session ID, the user side sends a request with the Session ID to a front-end Nginx reverse proxy server, the Nginx server verifies the Session ID, converts the request meeting the verification, and returns the actual streaming media corresponding to the request to the user side.
Similarly, similar to the above-mentioned service flow, the user terminal can perform request operations such as video playback, video download, online interaction, and the like, in addition to viewing the streaming media in real time.
S807, the service server receives the media file download/playback request from the user end, and authenticates the user.
S806, the service server searches the matched media file in the file server and returns the matched media file to the user terminal.
The service server searches the media files stored in the file server for the media files corresponding to the received media file downloading/playback request, and returns the media files to the user side.
It should be understood that although the various steps in the flow charts in fig. 3-8 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in the flowcharts of fig. 3-8 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performing the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least some of the sub-steps or stages of other steps.
In one embodiment, referring to fig. 10 and 11, a security monitoring server of one embodiment is provided. The security monitoring server of the embodiment includes a protocol conversion server corresponding to the protocol conversion layer, a service server corresponding to the service logic layer, and a reverse proxy server corresponding to the service interface layer.
The protocol conversion layer can be implemented by the protocol conversion server in any of the embodiments, and is used for converting the real-time stream information transmitted from the acquisition end of the equipment such as the security camera and the like into stream media information such as H L S, HTTP-F L V, RTMP and the like suitable for being played by the mobile equipment through protocol conversion by the protocol conversion server.
The service logic layer can be implemented by the service server in any of the embodiments, and is used for verifying the user side, and the security hardware device can be operated after verification. In addition, the service server can be additionally provided with functional modules for video stream recording, storage, playback, social contact, monitoring and early warning, code rate adjustment and the like, and the modules can be cut according to actual application scenes so as to meet the requirements of different user terminals.
The service interface layer may be implemented by the reverse proxy server according to any of the above embodiments, and is configured to provide an access interface in a streaming media form and a service request form. The reverse proxy server distributes the received requests of the streaming media information, the file information and the service information, and forwards the requests to the designated functional module for processing according to different functions.
The security monitoring server of the embodiment adds the protocol conversion layer, the service logic layer and the service interface layer in the traditional security monitoring system, so that the security monitoring system is improved. By introducing the protocol conversion layer, the video stream and the audio stream collected by the monitoring system are converted into protocols and formats which are suitable for modern technology. Through the business logic layer, the safety and the practicability of the whole security system are guaranteed, and different customer function requirements are met. The service interface is provided through the service interface layer, so that the mobile equipment can conveniently acquire and use the related data of the security monitoring system without specific requirements, and the practicability, the versatility, the flexibility and the use efficiency of the security monitoring system are improved.
In one embodiment, referring to fig. 12, there is provided a streaming media data processing apparatus including: the device comprises a streaming media receiving module, a protocol conversion module, a request receiving module and a streaming media sending module, wherein:
the streaming media receiving module is used for receiving streaming media data of the video acquisition terminal;
the protocol conversion module is used for respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
the request receiving module is used for receiving a streaming media data request of a request terminal through the reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request;
and the streaming media sending module is used for searching streaming media data matched with the streaming media format from the target video acquisition terminal in the streaming media data through the reverse proxy server and returning the streaming media data to the request terminal through the reverse proxy server.
In one embodiment, the streaming media receiving module is further configured to receive streaming media data of a plurality of video capture terminals; the request receiving module is also used for acquiring a target video acquisition terminal corresponding to the streaming media data request; the streaming media sending module is further used for searching the streaming media data which is from the target video acquisition terminal and matches the streaming media format in the streaming media data.
In one embodiment, the streaming media data processing module of the embodiment of the present invention further includes:
the safety checking module is used for verifying whether the request terminal is legal or not and whether the request terminal is safe or not according to the streaming media data request, if so, generating an identification code and sending the identification code to the request terminal, and storing the corresponding relation between the identification code and the streaming media data corresponding to the streaming media data request in a cache table;
the request receiving module is further used for receiving the identification code of the request terminal through the reverse proxy server, searching the corresponding relation between the identification code and the streaming media data in the cache table, and acquiring the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation.
In one embodiment, the protocol conversion module is further configured to perform data decomposition on the streaming media data, perform decoding and encoding processing respectively according to the matched request terminal type, and synthesize the streaming media data in multiple corresponding formats.
In one embodiment, the streaming media data processing module further includes:
the file storage module is used for transcoding and compressing the converted streaming media data in various formats respectively, converting the converted streaming media data into corresponding media files and storing the media files;
and the file sending module is used for receiving the media file request of the request terminal, searching the stored media file matched with the media file request according to the media file request, and sending the media file to the request terminal.
In one embodiment, the streaming media data processing module further includes:
the early warning generation module is used for analyzing the received streaming media data in real time and generating corresponding safety early warning information;
and the early warning pushing module is used for searching the request terminal corresponding to the safety early warning information and pushing the safety early warning information to the corresponding request terminal.
In one embodiment, the streaming media data processing module further includes:
the service execution module is used for receiving a service request of the request terminal and executing corresponding streaming media recording and storing, streaming media playback, streaming media downloading, request terminal social contact establishment, monitoring early warning and/or streaming media code rate adjustment according to the service request; and returning the corresponding execution service data to the request terminal.
For specific limitations of the streaming media data processing apparatus, reference may be made to the above limitations of the streaming media data processing method, which is not described herein again. The modules in the streaming media data processing device can be wholly or partially implemented by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a server, and its internal structure diagram may be as shown in fig. 13. The computer device comprises a processor, a memory and a network interface which are connected through a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a database. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a streaming media data processing method.
Those skilled in the art will appreciate that the architecture shown in fig. 13 is merely a block diagram of some of the structures associated with the inventive arrangements and is not intended to limit the computing devices to which the inventive arrangements may be applied, as a particular computing device may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
receiving streaming media data of a video acquisition terminal;
respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal;
and searching the streaming media data matched with the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
When a processor of the computer device executes a program, the steps are realized, so that the received streaming media data acquired by the video acquisition terminal in real time can be subjected to protocol conversion and converted into streaming media data in formats matched with the request terminals, when a server receives a streaming media request of one request terminal, the streaming media data matched with the streaming media request format is searched in the converted streaming media data in the formats and returned to the request terminal, the problem that the protocol in the traditional video monitoring system is too old and cannot be matched with the playing format requirements of different types of mobile terminals at present is solved, various types of request terminal devices can conveniently acquire the streaming media data acquired by the monitoring video acquisition terminal in real time through the server, and the flexibility and the convenience for acquiring the video stream of the monitoring system are improved.
In one embodiment, the processor, when executing the computer program, further performs the steps of: receiving streaming media data of a plurality of video acquisition terminals; respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats; receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request; and searching the streaming media data which is from the target video acquisition terminal and matches the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
In one embodiment, the processor, when executing the computer program, further performs the steps of: verifying whether the request terminal is legal and safe according to the streaming media data request, if so, generating an identification code and sending the identification code to the request terminal, and storing the corresponding relation between the identification code and the streaming media data corresponding to the streaming media data request in a cache table; and receiving the identification code of the request terminal through the reverse proxy server, searching the corresponding relation between the identification code and the streaming media data in the cache table, and acquiring the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation.
In one embodiment, the processor, when executing the computer program, further performs the steps of: and decomposing the streaming media data, decoding and coding the streaming media data according to the matched request terminal type, and synthesizing the streaming media data in multiple corresponding formats.
In one embodiment, the processor, when executing the computer program, further performs the steps of: respectively transcoding and compressing the converted streaming media data in various formats, converting the converted streaming media data into corresponding media files and storing the media files; and receiving a media file request of the request terminal, searching the stored media file matched with the media file request according to the media file request, and sending the media file to the request terminal.
In one embodiment, the processor, when executing the computer program, further performs the steps of: analyzing the received streaming media data in real time to generate corresponding safety early warning information; and searching a request terminal corresponding to the safety early warning information, and pushing the safety early warning information to the corresponding request terminal.
In one embodiment, the processor, when executing the computer program, further performs the steps of: receiving a service request of a request terminal, and executing corresponding streaming media recording and storage, streaming media playback, streaming media downloading, request terminal social establishment, monitoring early warning and/or streaming media code rate adjustment according to the service request; and returning the corresponding execution service data to the request terminal.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:
receiving streaming media data of a video acquisition terminal;
respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal;
and searching the streaming media data matched with the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
The computer storage medium and the computer program stored in the computer storage medium can perform protocol conversion on received streaming media data acquired by a video acquisition terminal in real time by realizing the steps, convert the streaming media data into streaming media data in formats matched with a plurality of request terminals, search the streaming media data matched with the streaming media request format from the converted streaming media data in the formats and return the streaming media data to the request terminal when a server receives a streaming media request of one request terminal, solve the problem that the protocol in a traditional video monitoring system is too old and cannot be matched with the playing format requirements of different types of mobile terminals at present, enable various types of request terminal equipment to conveniently acquire the streaming media data acquired by the monitoring video acquisition terminal through the server, and improve the flexibility and convenience of acquiring the video stream of the monitoring system.
In one embodiment, the computer program when executed by the processor further performs the steps of: receiving streaming media data of a plurality of video acquisition terminals; respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats; receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request; and searching the streaming media data which is from the target video acquisition terminal and matches the streaming media format in the streaming media data through the reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server.
In one embodiment, the computer program when executed by the processor further performs the steps of: verifying whether the request terminal is legal and safe according to the streaming media data request, if so, generating an identification code and sending the identification code to the request terminal, and storing the corresponding relation between the identification code and the streaming media data corresponding to the streaming media data request in a cache table; and receiving the identification code of the request terminal through the reverse proxy server, searching the corresponding relation between the identification code and the streaming media data in the cache table, and acquiring the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation.
In one embodiment, the computer program when executed by the processor further performs the steps of: and decomposing the streaming media data, decoding and coding the streaming media data according to the matched request terminal type, and synthesizing the streaming media data in multiple corresponding formats.
In one embodiment, the computer program when executed by the processor further performs the steps of: respectively transcoding and compressing the converted streaming media data in various formats, converting the converted streaming media data into corresponding media files and storing the media files; and receiving a media file request of the request terminal, searching the stored media file matched with the media file request according to the media file request, and sending the media file to the request terminal.
In one embodiment, the computer program when executed by the processor further performs the steps of: analyzing the received streaming media data in real time to generate corresponding safety early warning information; and searching a request terminal corresponding to the safety early warning information, and pushing the safety early warning information to the corresponding request terminal.
In one embodiment, the computer program when executed by the processor further performs the steps of:
receiving a service request of a request terminal, and executing corresponding streaming media recording and storage, streaming media playback, streaming media downloading, request terminal social establishment, monitoring early warning and/or streaming media code rate adjustment according to the service request; and returning the corresponding execution service data to the request terminal.
It will be understood by those of ordinary skill in the art that all or a portion of the processes of the methods of the embodiments described above may be implemented by a computer program that may be stored in a non-volatile computer-readable storage medium, which, when executed, may include the processes of the embodiments of the methods described above, wherein any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A method for processing streaming media data, the method comprising:
receiving streaming media data of a video acquisition terminal;
respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, and acquiring a streaming media format matched with the request terminal; the reverse proxy server is a reverse proxy server erected on a server through software; the type of the request terminal refers to the type of an application program which initiates a request by the request terminal, and the type of the request terminal is used for judging the format of the streaming media data which can be played by the request terminal;
and
searching the streaming media data matched with the streaming media format in the streaming media data through a reverse proxy server, and returning the streaming media data to the request terminal through the reverse proxy server; the streaming media data comprises a plurality of streaming media data matched with the format of the request terminal.
2. The streaming media data processing method according to claim 1, wherein the step of receiving the streaming media data of the video capture terminal comprises: receiving streaming media data of a plurality of video acquisition terminals;
after the step of receiving the streaming media data request of the request terminal through the reverse proxy server, the method further includes: acquiring a target video acquisition terminal corresponding to the streaming media data request;
the step of searching for the streaming media data matching the streaming media format in the streaming media data comprises: and searching the streaming media data which is from the target video acquisition terminal and matches the streaming media format in the streaming media data.
3. The streaming media data processing method according to claim 2, further comprising:
verifying whether the request terminal is legal and safe according to the streaming media data request, if so, generating an identification code and sending the identification code to the request terminal, and storing the corresponding relation between the identification code and the streaming media data corresponding to the streaming media data request in a cache table;
the steps of receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request include:
and receiving the identification code of the request terminal through the reverse proxy server, searching the corresponding relation between the identification code and the streaming media data in a cache table, and acquiring the streaming media format and the target video acquisition terminal matched with the request terminal according to the corresponding relation.
4. The method according to any one of claims 1 to 3, wherein the step of performing protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats includes:
and decomposing the streaming media data, decoding and coding the streaming media data according to the matched request terminal type, and synthesizing the streaming media data in multiple corresponding formats.
5. The method for processing streaming media data according to any one of claims 1 to 3, wherein after the step of performing protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats, the method further comprises:
respectively transcoding and compressing the converted streaming media data in various formats, converting the converted streaming media data into corresponding media files and storing the media files;
receiving a media file request of a request terminal, searching a stored media file matched with the media file request according to the media file request, and sending the media file to the request terminal.
6. The streaming media data processing method according to any one of claims 1 to 3, wherein the step of receiving the streaming media data of the video capture terminal is followed by further comprising:
analyzing the received streaming media data in real time to generate corresponding safety early warning information;
and searching a request terminal corresponding to the safety early warning information, and pushing the safety early warning information to the corresponding request terminal.
7. The streaming media data processing method according to claim 3, further comprising:
receiving a service request of a request terminal, and executing corresponding streaming media recording and storing, streaming media playback, streaming media downloading, request terminal social establishment, monitoring early warning and/or streaming media code rate adjustment according to the service request;
and returning the corresponding execution service data to the request terminal.
8. A streaming media data processing apparatus, characterized in that the apparatus comprises:
the streaming media receiving module is used for receiving streaming media data of the video acquisition terminal;
the protocol conversion module is used for respectively carrying out protocol conversion of multiple formats on the streaming media data according to the matched request terminal type to obtain the streaming media data of multiple formats;
the request receiving module is used for receiving a streaming media data request of a request terminal through a reverse proxy server, determining the type of the request terminal according to the streaming media data request, acquiring a streaming media format matched with the request terminal, and acquiring a target video acquisition terminal corresponding to the streaming media data request; the reverse proxy server is a reverse proxy server erected on a server through software; the type of the request terminal refers to the type of an application program which initiates a request by the request terminal, and the type of the request terminal is used for judging the format of the streaming media data which can be played by the request terminal;
the streaming media sending module is used for searching the streaming media data in the matched streaming media format from the target video acquisition terminal in the streaming media data through the reverse proxy server and returning the streaming media data to the request terminal through the reverse proxy server; the streaming media data comprises a plurality of streaming media data matched with the format of the request terminal.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the steps of the streaming media data processing method according to any one of claims 1 to 7 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the streaming media data processing method according to any one of claims 1 to 7.
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