CN107911706A - The audio/video player system and method for multi-brand compatibility - Google Patents
The audio/video player system and method for multi-brand compatibility Download PDFInfo
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- CN107911706A CN107911706A CN201711364372.2A CN201711364372A CN107911706A CN 107911706 A CN107911706 A CN 107911706A CN 201711364372 A CN201711364372 A CN 201711364372A CN 107911706 A CN107911706 A CN 107911706A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/21805—Source of audio or video content, e.g. local disk arrays enabling multiple viewpoints, e.g. using a plurality of cameras
-
- 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
- H04L65/65—Network streaming protocols, e.g. real-time transport protocol [RTP] or real-time control protocol [RTCP]
-
- 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
- H04L65/70—Media network packetisation
-
- 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
- H04L65/765—Media network packet handling intermediate
-
- 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
- H04N21/239—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests
- H04N21/2393—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests involving handling client requests
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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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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses the audio/video player system and method for a kind of multi-brand compatibility, and the system comprises user terminal, the video playing request Concurrency for receiving user is sent to forwarding server or streaming media server；Forwarding server, for receiving the video playing request, indexes according to the video playing requesting query, obtains the acquisition approach of the video, and called data request is sent to corresponding video harvester via streaming media server according to the path；Streaming media server is additionally operable to receive the video playing request, transfers the acquisition road warp that index obtains the video step by step from higher level's forwarding server, and called data request is sent to corresponding video harvester according to the path；Video acquisition device, corresponding video flow data is obtained according to the request of data, and feeds back the video stream data to the user terminal according to the opposite direction of the request of data transmitting path.The present invention solves the problems, such as that client needs to download multiple vendor programs and is checked.
Description
Technical field
The present invention relates to monitor video to transfer broadcasting field, is a kind of video playing system of multi-brand compatibility specifically
System and method.
Background technology
Video monitoring system plays more and more important effect in urban society's public security Synthetical prevention System Construction.Depending on
The development of frequency monitoring substantially experienced the monitoring of single-point analog video, analog video matrix monitoring system according to its crucial application technology
System, digital hard disc video recorder video monitoring system, network video monitor and control system several stages, it is now arranged in Network Video Surveillance system
Unite the high speed development stage of growth.With the gradual variation of monitoring demand, it is more and more to manufacture the manufacturer of monitoring device, considers each
The advantage and disadvantage of vendor equipment, preferentially arrange in pairs or groups between different manufacturers brand and model, can cause to apply different monitoring in a system
The monitoring device of equipment production firm, or the project of different times construction are related to the various types of equipment of multiple producers, typical case
Be exactly current network video monitoring extensively using and move towards high Qinghua, intelligentized developing stage, our many places according to
So using digital hard disc video recorder video monitoring system.
However, the company standard of each video equipment production firm is different, limited by different video stream encoding and decoding agreements,
Traditional video monitoring software only supports the monitoring device of this manufacturer mostly, result in needs while installs Duo Tao different vendors
Monitoring software could realize management and the monitoring device using respective manufacturer, can not also be transferred in unified system platform interface
With checking monitoring picture, this will further result in scatteredization of equipment management, cumbersomeization and the system expandability it is serious by
Limit.
The onvif agreements that internationally famous opening Internet video Interface Forum will be proposed in the end of the year 2008, it is intended to realize not
With the intercommunity between the network video product of manufacturer's production, the information exchange between network video device defines general association
View.However, onvif agreements have larger limitation in practical applications.
Furthermore with expanding economy, large-size enterprise group is increasing, these enterprise groups are often in large scale, group
Knit it is complicated, and each level of enterprise group (such as group company level, subset group it is of company level and of company level) employee for
Enterprises information checks that authority is had any different, and does not occur also establishing unified audio and video tune for enterprise group in the prior art
The related of platform of making even is recorded.
Therefore, how to be used for the compatible of multi-vendor monitoring device, and the unified pipe of multi-vendor monitoring device data
Reason, is the technical problem that those skilled in the art urgently solve at present.
The content of the invention
To overcome above-mentioned the deficiencies in the prior art, audio/video player system and side the present invention provides a kind of multi-brand compatibility
Method, the system realize transferring for video stream data by forwarding server and streaming media server, pass through multi-vendor different associations
The encapsulation of view, is transferred using the manufacturer of DVR/NVR identification equipments, and then according to corresponding agreement, realizes multi-vendor prison
The compatibility and unified management, user for controlling device data can be transferred and be checked the video of needs by unified system.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of audio/video player system of multi-brand compatibility, including：
User terminal, the video playing request Concurrency for receiving user are sent to forwarding server or streaming media server；
Forwarding server, for receiving the video playing request, indexes according to the video playing requesting query, obtains
The acquisition approach of the video, called data is sent according to the path via streaming media server to corresponding video harvester
Request；
Streaming media server is additionally operable to receive the video playing request, transfers index step by step from higher level's forwarding server and obtains
Take the acquisition road of the video to pass through, called data request is sent to corresponding video harvester according to the path；
Video acquisition device, corresponding video flow data is obtained according to the request of data, and is sent out according to the request of data
The opposite direction in path is sent to feed back the video stream data to the user terminal.
Further, after the forwarding server receives the video playing request, the authority of the user terminal is also obtained
Information, judges whether the user terminal possesses access rights for the video.
Further, after the streaming media server receives the video stream data of video acquisition device feedback, also to described
Video stream data is decoded and secondary coding.
Further, the system also includes other one or more level forwarding servers, forwarding server and stream matchmaker
Realize and communicate via multi-level forwarding server between body server.
Further, the user terminal can send video playing to any level forwarding server or streaming media server and ask
Ask.
Further, if other described level forwarding servers or streaming media server receive the video playing and ask
Ask, asked according to the video playing, transfer index file step by step from higher level's forwarding server, obtain the acquisition road of the video
Through sending called data request according to the path.
Further, the system also includes encoding and decoding server, the streaming media server is via encoding and decoding server
Sent after called data request is sent the video stream data fed back to video acquisition device, the video acquisition device to described
Encoding and decoding server, decodes video stream data and secondary coding, then feeds back to the streaming media server.
3rd purpose according to the present invention, present invention also offers a kind of video broadcasting method of multi-brand compatibility, including
Following steps：
Step 1：User terminal initiates video playing request, is asked if the user terminal initiates video playing to forwarding server
Ask, perform step 2；If the user terminal initiates video playing request to streaming media server, step 3 is performed；
Step 2：The forwarding server-side receives the video playing request, according to the video playing requesting query rope
Draw, obtain the acquisition approach of the video, sent to streaming media server, performed to by called data request according to the path
Step 4；
Step 3：Asked according to the video playing, index file is transferred step by step from higher level's forwarding server, described in acquisition
The acquisition road warp of video, sends called data according to the path and asks to streaming media server, perform step 4；
Step 4：The streaming media server sends called data request to the video acquisition device；
Step 5：Video acquisition device asks execute instruction according to the called data, by corresponding video flow data according to institute
The opposite direction for stating request of data transmitting path feeds back to the user terminal.
Further, after the forwarding server receives the video playing request, identity is carried out to the user terminal and is tested
Card, judges whether possess access rights.
Further, the step 5 asks execute instruction to include according to the called data：
Identify the brand and model of the monitor camera, matched manufacturer is selected from the communication protocol list supported
The privately owned SDK provided, and initialize；
Monitor camera is connected by interface；
DVR/NVR obtains video information and feeds back to streaming media server according to the request of data execute instruction；
Off device connects；Discharge SDK resources.
Further, the streaming media server sends called data request to video acquisition via encoding and decoding server
Device, sends to the encoding and decoding server after the video stream data of video acquisition device feedback, to video stream data into
Row decoding and secondary coding, then feed back to the streaming media server.
Further, the decoding and secondary coding include：
For the video stream data of video acquisition device feedback, the privately owned sign in producer's agreement is removed；
The video flowing that the decoding video stream after indicating is yuv format will be removed；
FFMPEG interfaces are called, yuv data is encoded to the H264 flow datas of standard；
The parameter needed during by the H264 flow datas of standard and other broadcastings Reseals, and is transmitted using RTP/RTSP modes
To streaming media server.
3rd purpose according to the present invention, present invention also offers a kind of server transferred for video,
Receive data and transfer request, and send to corresponding monitor camera；
Receive the video stream data of monitor camera feedback and decoded and secondary coding.
Beneficial effects of the present invention
1st, the present invention establishes unified video monitoring platform, and the video flowing for the different platform that different brands are established uploads to
Platform, the communication storehouse provided the video monitoring equipment manufacturer of the equipment of different brands, model is encapsulated, using client
By platform video is carried out having access to and checking, broken a set of platform cannot compatible different vendor equipment barrier.Using regarding
Frequency index technology, realizes the management of different vendor's equipment video image resource, has access to, checks, analyzing, integrating regular maintenance etc.
Management function, agreement is nonstandard between solving different vendor, and client needs to download the problem of multiple vendor programs are checked.
2nd, system of the invention realizes transferring and forwarding for video stream data by forwarding server and streaming media server,
Solves the problems, such as the limitation of video capture device simultaneous connection amount.Client can be to the forwarding server or stream of any level
Media server sends video playing request, no longer only obtains audio/video flow data from video capture device (i.e. IPC), but
Data are obtained from Streaming Media, forwarding server, limitation is only in that Streaming Media, forwarding server network throughput.
3rd, the present invention in encoding and decoding server obtain video acquisition device feedback video flowing after, also carried out decoding and
Secondary coding, ensure that the Video coding for feeding back to streaming media server, forwarding server and user terminal is unified, realizes use
A set of decoding SDK (or playing program) can watch different vendor, different model monitor camera video image
Purpose.Also, due to forwarding server, streaming media server forward to be warp knit decoding service obtain from video capture device
The H264 formatted datas of standard after audio/video flow and secondary coding, the equipment for the video monitoring that compatible early stage builds, protection
Original investment.
4th, it can be realized and communicated by multi-level forwarding server between forwarding server and streaming media server in the present invention.
Avoid the need to realize video-frequency networking and plan the simultaneously original situation for monitoring subnet IP address of equipment of wholesale revision again, shorten
Project implementation cycle；And the video original road of request is fed back to user terminal by monitoring device, is avoided video capture device
The danger of outer net is directly exposed to, substantially increases security of system.
5th, in video monitoring system of the invention, data acquisition equipment, encoding and decoding server, streaming media server, forwarding
Server establishes index on central server, has formulated audio/video flow, instruction flows to route, and to different role user
Formulate and had access to authority, control authority, made user terminal be only capable of obtaining the video resource in the extent of competence of the user end, and only to awarding
Power equipment is controlled.
Brief description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are used to explain the application, do not form the improper restriction to the application.
Fig. 1 be multi-brand of the present invention compatibility audio/video player system in audio and video data streams to schematic diagram；
Fig. 2 flows to schematic diagram for control instruction in the audio/video player system of multi-brand of the present invention compatibility；
Fig. 3 is the audio/video player system structure diagram of multi-brand of the present invention compatibility；
Fig. 4 is the video broadcasting method flow chart of multi-brand of the present invention compatibility.
Fig. 5 is the video playing control platform Organization Chart of multi-brand of the present invention compatibility.
Embodiment
It is noted that described further below be all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
In the case where there is no conflict, the feature in the embodiment and embodiment in the application can be mutually combined.
General thought proposed by the present invention：Multi-brand video monitoring system access platform is covered image letter by the present invention
Cease multiple links such as collection, the processing of rear end transcoding, Stream Media Application, intellectual analysis application, warning information issue.For different product
The video flowing for the different platform that board is established uploads to group's central platform, and client is had access to by group's central platform, looked into
See, agreement is nonstandard between solving different vendor, and client needs to download the problem of multiple vendor programs are checked.Establish unified
After video monitoring platform, user can conveniently operate, it is only necessary to can be watched by browser and be distributed in showing for city various regions
Field video realtime graphic and replay image.
Embodiment one
Present embodiment discloses a kind of audio/video player system of multi-brand compatibility, including：
One or more user terminals, the video playing request Concurrency for receiving user are sent to forwarding server, Yi Jijie
Receive the video stream data that the forwarding server is sent；
Forwarding server, for receiving the video playing request, according to video described in the video playing requesting query
Acquisition approach and the user terminal authority information, to corresponding streaming media server send called data request；And receive
The video stream data that the streaming media server is sent；
Streaming media server, for receiving the called data request, sends to the video acquisition device；And receive
The video stream data of video acquisition device feedback, then sends to forwarding server；
Video acquisition device, according to the request of data execute instruction, feeds back corresponding video fluxion to streaming media server
According to.
The acquisition approach of each video is stored in the forwarding server, i.e., the described corresponding video flowing of video should be from which
Video capture device obtains, and user terminal, and each user terminal need to be transmitted back to via which forwarding server and streaming media server
Have access to the authority informations such as authority, control authority.
After the streaming media server receives the video stream data of video acquisition device feedback, also to the video stream data
Decoded and secondary coding.
Embodiment two
The purpose of the present embodiment is on the basis of embodiment one, there is provided a kind of audio/video player system suitable for group,
The subsidiary of group of each level can transfer required resource by same system.
To achieve these goals, present embodiment discloses a kind of audio/video player system of multi-brand compatibility, including：
One or more user terminals, communicate with any level forwarding server or streaming media server, for receiving user
Video playing request Concurrency send to any level forwarding server or streaming media server, and receive the forwarding server
The video stream data of transmission；
Multi-layer forwarding server, including level-one forwarding server and other one or more level forwarding servers (two
Level forwarding server, three-level forwarding server etc.)：
The level-one forwarding server (or central server), if the video playing request is received, according to described
The acquisition approach of video described in video playing requesting query, and the authority information of the user terminal, send according to the path
Called data is asked；And the video stream data of receiving stream media server feedback；
Wherein, index file is stored in the level-one forwarding server, includes the acquisition approach of each video, i.e., described video
Corresponding video flowing should be obtained from which video capture device, need to be transmitted via which forwarding server and streaming media server
User terminal is returned, and each user terminal has access to the authority informations such as authority, control authority.
Other described level forwarding servers, if receiving the video playing request, are asked according to the video playing,
Index file is transferred step by step from higher level's forwarding server, obtains the acquisition road warp of the video, and the authority of the user terminal
Information, called data request is sent according to the path；And the video stream data of receiving stream media server feedback.
One or more streaming media servers, ask for receiving called data described in forwarding server, request are sent
To encoding and decoding server；And when receiving the video playing request, asked according to the video playing, turned from higher level
Hair server transfers index file step by step, obtains the acquisition road warp of the video, and the authority information of the user terminal, according to
The path sends called data and asks to encoding and decoding server.
Encoding and decoding server, called data request is sent to video capture device, and receives video acquisition device feedback
Video stream data, decode and feed back to streaming media server after secondary coding, and then feed back to streaming media server.Each stream
Media server can be with one or more encoding and decoding server communications.
Video acquisition device, including monitor camera and DVR/NVR, DVR/NVR be according to the request of data execute instruction,
To the corresponding audio/video flow data of encoding and decoding server feedback.
Preferably, after the forwarding server receives the video playing request, authentication is carried out to the user terminal,
Judge whether possess access rights.
Preferably, the encoding and decoding server is after the video stream data of video acquisition device feedback is received, to video
Flow data is decoded and secondary coding, retransmits to forwarding server.
Preferably, the communication that encoding and decoding server provides the video monitoring equipment manufacturer of the equipment of different brands, model
Storehouse is packaged, and video stream data is obtained by unified interface, and removes the privately owned mark of producer to the data of acquisition, uses FFMPEG
The H264 bit stream datas for standard are recompiled, are then transmitted using RTP/RTSP modes.
Embodiment three
The purpose of the present embodiment is to provide a kind of video broadcasting method based on system described in embodiment two.
To achieve these goals, a kind of video broadcasting method of multi-brand compatibility is present embodiments provided, including it is following
Step：
Step 1：User terminal initiates video playing request；The video playing request includes video information；If the user
Hold to any level forwarding server and initiate video playing request, perform step 2；If the user terminal is sent out to streaming media server
Video playing request is played, directly performs step:4；
Step 2：Forward server-side to receive the video playing request, carry out authentication；If authentication is not by leading to
News are serviced to client feeds back failure information；Otherwise, step 3 is performed；
Step 3：If the forwarding server is level-one forwarding server, the forwarding server is according to the video playing
Requesting query index file, obtains the corresponding acquisition approach of the video；Called data is sent according to the path to ask to phase
Streaming media server is answered, is then sent to corresponding encoding and decoding server；Perform step 5；
If the forwarding server is other level forwarding servers, asked according to the video playing, forwarded from higher level
Server transfers index file step by step, the acquisition road warp of the video, and the authority information of the user terminal is obtained, according to institute
State path transmission called data to ask to corresponding streaming media server, then send to corresponding encoding and decoding server；Perform step
5；
Step 4：Asked according to the video playing, index file is transferred step by step from higher level's forwarding server, described in acquisition
The acquisition road warp of video, and the authority information of the user terminal, send called data according to the path and ask to encoding and decoding
Server；
Step 5：The encoding and decoding server sends to monitor camera according to the path and instructs, and described instruction includes regarding
Frequency modulation reads instruction, playing back videos instruction or lens control instruction；If instruction sends failure, successively via encoding and decoding server, logical
News service feeds back to user terminal by failure information is performed；
Step 6：DVR/NVR performs described instruction, to encoding and decoding server feedback corresponding video flow data；If instruction performs
Failure, feeds back to user terminal via encoding and decoding server, streaming media server, communication service by failure information is performed successively；
Step 7：Encoding and decoding server decodes the video stream data；If refer to decoding failure, successively via stream matchmaker
Body server, Communications service feed back to user terminal by failure information is performed；
If successfully decoded, streaming media server carries out secondary coding to the video stream data, and the purpose of secondary coding exists
In：Different vendor can be watched using a set of decoding SDK (or playing program), the monitor camera of different model regards
Frequency image；
If encoding successfully, the transmitting path opposite direction that instruction is transferred according to data feeds back the video stream data to user
End；If coding failure, user terminal is fed back to by failure information is performed via Communications service；
Step 8：If forwarding successfully, user terminal receives the video stream data and is decoded；If retransmission failure, via logical
News service feeds back to user terminal by failure information is performed.
The step 6 includes：
(1) brand and model of the monitor camera are identified, is selected from the communication protocol list supported matched
The privately owned SDK that manufacturer provides；
(2) SDK is initialized；The call back function for receiving unexpected message is set；
(3) by interface, (parameter includes：IP, port, user name, password, transmission mode, device channels etc.) connection monitoring
Video camera；
(4) DVR/NVR obtains video information and feeds back to encoding and decoding server according to the request of data execute instruction；
(5) off device connects；
(6) SDK resources are discharged.
The step 7 includes：
(1) the privately owned sign that will be removed in the video stream data of acquisition in producer's agreement, is decoded as the video of yuv format
Stream；
(2) and then FFMPEG interfaces are called, yuv data is encoded to the H264 flow datas of standard；
(3) parameter that the flow data, SPS, PPS and frame per second of H264 standards are needed when playing is Resealed, used
RTP/RTSP modes are transmitted.
Example IV
The purpose of the present embodiment is to provide a kind of video playing platform of multi-brand compatibility.
To achieve these goals, present embodiment discloses a kind of video playing platform of multi-brand compatibility, including：Using
Layer, service layer, interface layer, mechanical floor.Wherein,
Application layer, including displaying live view, playing back videos, cradle head control, electronic map, video interlink；
Service layer, including：Communications service, forwarding service, encoding and decoding service, authentication service, index service, Streaming Media clothes
Business；
Interface layer, including：Proprietary protocol, professional standard, ONVIF agreements, national standard GB-28181 agreements, encoding and decoding storehouse；
Mechanical floor, including：DVR/NVR, video camera and original monitor supervision platform.
Specifically, application layer, for the initiation of video playing request, and receives the data of service layer's feedback, completes figure
As decoding efforts such as viewing, playing back videos, audio and video are reduced；
Service layer, for the authentication of video playing request originator, carries out according to the agreement of interface layer and mechanical floor
Communication, obtains audio/video flow data, and provided the audio/video flow data of acquisition according to interface layer according to application layer instruction
Decoding storehouse is decoded and carries out secondary coding-decoding, by the data forwarding after secondary coding to application layer.
Preferably, the consensus standard that service layer is also provided by interface layer is controlled equipment.
Service that service layer specifies after being authenticated according to index service complete data transfer, secondary coding-decoding, equipment control
The work such as system.
Beneficial effects of the present invention
1st, the present invention establishes unified video monitoring platform, and the video flowing for the different platform that different brands are established uploads to
Platform, the communication storehouse provided the video monitoring equipment manufacturer of the equipment of different brands, model is encapsulated, using client
By platform video is carried out having access to and checking, broken a set of platform cannot compatible different vendor equipment barrier.Using regarding
Frequency index technology, realizes the management of different vendor's equipment video image resource, has access to, checks, analyzing, integrating regular maintenance etc.
Management function, agreement is nonstandard between solving different vendor, and client needs to download the problem of multiple vendor programs are checked.
2nd, system of the invention realizes transferring and forwarding for video stream data by forwarding server and streaming media server,
Solves the problems, such as the limitation of video capture device simultaneous connection amount.Client can be to the forwarding server or stream of any level
Media server sends video playing request, no longer only obtains audio/video flow data from video capture device (i.e. IPC), but
Data are obtained from Streaming Media, forwarding server, limitation is only in that Streaming Media, forwarding server network throughput.
3rd, the present invention in encoding and decoding server obtain video acquisition device feedback video flowing after, also carried out decoding and
Secondary coding, ensure that the Video coding for feeding back to streaming media server, forwarding server and user terminal is unified, realizes use
A set of decoding SDK (or playing program) can watch different vendor, different model monitor camera video image
Purpose.Also, due to forwarding server, streaming media server forward to be warp knit decoding service obtain from video capture device
The H264 formatted datas of standard after audio/video flow and secondary coding, the equipment for the video monitoring that compatible early stage builds, protection
Original investment.
4th, it can be realized and communicated by multi-level forwarding server between forwarding server and streaming media server in the present invention.
Avoid the need to realize video-frequency networking and plan the simultaneously original situation for monitoring subnet IP address of equipment of wholesale revision again, shorten
Project implementation cycle；And the danger that video capture device is directly exposed to outer net is avoided, substantially increase system peace
Quan Xing.
5th, in video monitoring system of the invention, data acquisition equipment, encoding and decoding server, streaming media server, forwarding
Server establishes index on central server, has formulated audio/video flow, instruction flows to route, and to different role user
Formulate and had access to authority, control authority, made user terminal be only capable of obtaining the video resource in the extent of competence of the user end, and only to awarding
Power equipment is controlled.
It will be understood by those skilled in the art that each module or each step of the invention described above can be filled with general computer
Put to realize, alternatively, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
Performed in the storage device by computing device, either they are fabricated to respectively each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.The present invention be not restricted to any specific hardware and
The combination of software.
Although above-mentioned be described the embodiment of the present invention with reference to attached drawing, model not is protected to the present invention
The limitation enclosed, those skilled in the art should understand that, on the basis of technical scheme, those skilled in the art are not
Need to make the creative labor the various modifications that can be made or deformation still within protection scope of the present invention.
Claims (10)
- A kind of 1. audio/video player system of multi-brand compatibility, it is characterised in that including：User terminal, the video playing request Concurrency for receiving user are sent to forwarding server or streaming media server；Forwarding server, for receiving the video playing request, indexes according to the video playing requesting query, obtains described The acquisition approach of video, sending called data to corresponding video harvester via streaming media server according to the path please Ask；Streaming media server is additionally operable to receive the video playing request, transfers index step by step from higher level's forwarding server and obtains institute The acquisition road warp of video is stated, called data request is sent to corresponding video harvester according to the path；Video acquisition device, corresponding video flow data is obtained according to the request of data, and sends road according to the request of data The opposite direction in footpath feeds back the video stream data to the user terminal.
- A kind of 2. audio/video player system of multi-brand compatibility as claimed in claim 1, it is characterised in that the forwarding server After receiving the video playing request, the authority information of the user terminal is also obtained, judges the user terminal for the video Whether access rights are possessed.
- A kind of 3. audio/video player system of multi-brand compatibility as claimed in claim 1, it is characterised in that the streaming media service After device receives the video stream data of video acquisition device feedback, also the video stream data is decoded and secondary coding.
- 4. the audio/video player system of multi-brand compatibility as claimed in claim 1, it is characterised in that the system also includes one Or other multiple level forwarding servers, realize and lead to via multi-level forwarding server between forwarding server and streaming media server Letter.
- 5. the audio/video player system of multi-brand compatibility as claimed in claim 4, it is characterised in that the user terminal can be to any Level forwarding server or streaming media server send video playing request.OrIf other described level forwarding servers or streaming media server receive the video playing request, according to the video Playing request, index file is transferred from higher level's forwarding server step by step, the acquisition road warp of the video is obtained, according to the path Send called data request.
- 6. the audio/video player system of multi-brand compatibility as claimed in claim 1, it is characterised in that the system also includes compile to solve Code server, the streaming media server send called data request to video acquisition device, institute via encoding and decoding server Sent after stating the video stream data of video acquisition device feedback to the encoding and decoding server, video stream data is carried out decoding and Secondary coding, then feed back to the streaming media server.
- 7. a kind of video broadcasting method of multi-brand compatibility, it is characterised in that comprise the following steps：Step 1：User terminal initiates video playing request, if the user terminal initiates video playing request to forwarding server, holds Row step 2；If the user terminal initiates video playing request to streaming media server, step 3 is performed；Step 2：The forwarding server-side receives the video playing request, is indexed, obtained according to the video playing requesting query The acquisition approach of the video is taken, is sent according to the path to by called data request to streaming media server, performs step 4；Step 3：Asked according to the video playing, transfer index file step by step from higher level's forwarding server, obtain the video Acquisition road warp, called data is sent according to the path and is asked to streaming media server, performs step 4；Step 4：The streaming media server sends called data request to the video acquisition device；Step 5：Video acquisition device asks execute instruction according to the called data, by corresponding video flow data according to the number The user terminal is fed back to according to the opposite direction of request transmitting path.
- 8. the video broadcasting method of multi-brand compatibility as claimed in claim 7, it is characterised in that the forwarding server receives After the video playing request, authentication is carried out to the user terminal, judges whether possess access rights.
- 9. the video broadcasting method of multi-brand compatibility as claimed in claim 7, it is characterised in that the step 5 is according to described Called data request execute instruction includes：Identify the brand and model of the monitor camera, select matched manufacturer to provide from the communication protocol list supported Privately owned SDK, and initialize；Monitor camera is connected by interface；DVR/NVR obtains video information and feeds back to streaming media server according to the request of data execute instruction；Off device connects；Discharge SDK resources.OrThe streaming media server sends called data request to video acquisition device, the video via encoding and decoding server Sent after the video stream data of harvester feedback to the encoding and decoding server, decoding and secondary volume are carried out to video stream data Code, then feed back to the streaming media server.OrThe decoding and secondary coding include：For the video stream data of video acquisition device feedback, the privately owned sign in producer's agreement is removed；The video flowing that the decoding video stream after indicating is yuv format will be removed；FFMPEG interfaces are called, yuv data is encoded to the H264 flow datas of standard；The parameter needed during by the H264 flow datas of standard and other broadcastings Reseals, and stream is transmitted to using RTP/RTSP modes Media server.
- A kind of 10. server transferred for video, it is characterised in thatReceive data and transfer request, and send to corresponding monitor camera；Receive the video stream data of monitor camera feedback and decoded and secondary coding.
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| CN109819278A (en) * | 2019-01-04 | 2019-05-28 | 成都随安保网络技术有限公司 | The optimization method of live video |
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- 2017-12-18 CN CN201711364372.2A patent/CN107911706A/en not_active Withdrawn
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| CN109819278A (en) * | 2019-01-04 | 2019-05-28 | 成都随安保网络技术有限公司 | The optimization method of live video |
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| CN112039961A (en) * | 2020-08-13 | 2020-12-04 | 深圳市创凯智能股份有限公司 | Streaming media system, data stream collection method, and storage medium |
| CN112039961B (en) * | 2020-08-13 | 2023-08-08 | 深圳市创凯智能股份有限公司 | Streaming media system, data stream collection method, and storage medium |
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| CN115550983A (en) * | 2022-11-14 | 2022-12-30 | 中国电子科技集团公司第二十八研究所 | Hierarchical control-based mobile environment communication transmission method |
| CN115550983B (en) * | 2022-11-14 | 2023-02-28 | 中国电子科技集团公司第二十八研究所 | Hierarchical control-based mobile environment communication transmission method |
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