CN106210783B - Method for dynamically adjusting bandwidth of broadcast television network of set top box based on HLS protocol - Google Patents
Method for dynamically adjusting bandwidth of broadcast television network of set top box based on HLS protocol Download PDFInfo
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- CN106210783B CN106210783B CN201610610049.8A CN201610610049A CN106210783B CN 106210783 B CN106210783 B CN 106210783B CN 201610610049 A CN201610610049 A CN 201610610049A CN 106210783 B CN106210783 B CN 106210783B
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- top box
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000000750 progressive effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2408—Monitoring of the upstream path of the transmission network, e.g. client requests
-
- 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
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26208—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints
- H04N21/26216—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints involving the channel capacity, e.g. network bandwidth
-
- 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
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47208—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting near-video-on-demand content
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64723—Monitoring of network processes or resources, e.g. monitoring of network load
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Computer Security & Cryptography (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a method for dynamically adjusting the bandwidth of a broadcast television network of a set-top box based on an HLS protocol, which comprises a server end and a set-top box end which are connected by a network, wherein the server end is provided with a session resource management server, and the network bandwidth adjusting process comprises the following steps: when the set-top box end watches network on-demand and live programs, a session resource management server of the server end dynamically applies for network bandwidth management according to video contents on-demand of the set-top box, and temporarily adjusts the network bandwidth of the set-top box; and after the video-on-demand of the set-top box is finished, the session resource management server applies for network bandwidth management again and adjusts down the broadcasting and television bandwidth distributed to the set-top box. Compared with the prior art, the method for dynamically adjusting the bandwidth of the broadcast television network of the set top box based on the HLS protocol realizes the dynamic adjustment of the bandwidth of the set top box in the playing process by using the HLS protocol, so that the set top box obtains higher bandwidth in the playing process, the response speed of downloading TS video films on demand is greatly improved, and the video watching experience is optimized.
Description
Technical field
The present invention relates to video communication technical field, specifically it is a kind of it is practical, dynamic is realized based on HLS protocol
The method for adjusting set-top box CHINA RFTCOM Co Ltd bandwidth.
Background technique
With the development for writing broadcasting and TV OTT business, bidirectional video-on-demand user is more and more, distributes fixing belt to each set-top box users
Width cannot increasingly play effective effect.This is because user is in no progress program request, bandwidth is substantially idle, and in program request
In the process, the requirement of bandwidth is increased suddenly.And present high definition, superpower, 4K video are continuously increased, and divide equally bandwidth to used,
For the bandwidth occupancy phenomenon of burst, often seem unable to do what one wishes, not can guarantee the optimization of bandwidth usage.
Based on this, a kind of method that dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth is realized based on HLS protocol is now provided.The party
Method realizes that HLS protocol is the dynamic code rate adaptive technique of Apple based on HLS protocol.It is mainly used for PC and Apple terminal
Audio-video service.Index file including a m3u (8), TS media slicing file and key encrypt string file.
Common stream media protocol mainly has HTTP progressive download and the real-time stream media protocol based on RTSP/RTP, this two
The substantially entirely different thing of kind, more convenient and handy at present is with HTTP progressive download method.In this
The HTTP Live Streaming of apple company be this in terms of representative.It is initially Apple Inc. for iPhone,
The mobile devices such as iPod, iTouch and iPad and the stream developed sees now in desktop also to have and much apply, HTML5 is straight
It connects and supports this.
Based on this, this method is directed to aforementioned need, in conjunction with the function of the existing bandwidth allocation management module of CHINA RFTCOM Co Ltd, when
Bandwidth is temporarily improved when user's program request, is restored after completing program request to initial bandwidth, by session resource management server Mobile state
Intelligent management sufficiently improves CHINA RFTCOM Co Ltd utilization rate.
Summary of the invention
Technical assignment of the invention is place against the above deficiency, provide it is a kind of it is practical, realized based on HLS protocol it is dynamic
The method of state adjustment set-top box CHINA RFTCOM Co Ltd bandwidth.
A method of dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth, the clothes including network connection are realized based on HLS protocol
Business device end and set top box side, and server end is provided with session resource management server, network bandwidth adjusts process are as follows: machine top
When carrying out viewing network program request, programme televised live, the session resource management server of server end is according to set-top box program request at box end
Video content, dynamic log on Bandwidth Management temporarily raises the network bandwidth of the set-top box；When set-top box program request terminates
Afterwards, session resource management server log on Bandwidth Management again, under assign the set-top box to distribute broadcasting and TV bandwidth.
It implements process are as follows:
Session resource management server is set in server end, obtains the relevant information of set top box side；
In set top box side, when user is when entering bidirectional video-on-demand, direct broadcast function, based on HLS protocol, player takes from trend
Initiate the request of downloading TS file in business device end；
Session resource management server receives the request for starting to play or user's stopping plays after no longer requesting, and calls network
Bandwidth adjustment request dynamically adjusts the CHINA RFTCOM Co Ltd bandwidth distributed to set-top box.
The set top box side relevant information that the session resource management server obtains refers to current just in the set-top box of program request
The information of information and program request film.
When set top box side player plays request TS file, to session resource management server request stream pushing server first
Location, so that the stream pushing server obtained downloads the TS file of request.
The course of work of session resource management server are as follows: receive set top box side in session resource management server and send
Request after, obtain the code rate and set top box information of Current resource first, initiate to improve specified set-top box bandwidth to nominated bandwidth
Request, after adjusting successfully, return to set-top box TS download address, set-top box, which is got, to be realized after TS download address and normally broadcast
It puts.
The bandwidth request is received by the network bandwidth management server that server end is arranged in and is completed broadband adjustment, when
Set-top box stops after playing, and no longer request plays session resource management monitoring server to current set top box, just to Netowrk tape
Wide management server, which is sent, restores specified set-top box bandwidth request, after network bandwidth management server receives request, by specified machine
Top box bandwidth is restored, to complete the process of dynamic adjusting bandwidth.
A kind of method for realizing dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth based on HLS protocol of the invention, has following
Advantage:
A kind of method for realizing dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth based on HLS protocol of the invention, is assisted using HLS
View realizes dynamic adjusting bandwidth in set-top box playing process, and operability is adaptable, and session resource management module can be direct
Acquisition program request starts and ending message, and bandwidth management module is called to carry out dynamic adjustment；Realize that set-top box is broadcast using HLS protocol
Dynamic adjusting bandwidth during putting, makes set-top box obtain higher bandwidth in playing process, greatly improves program request downloading TS view
The reaction speed of frequency piece optimizes video viewing experience, practical, applied widely, easy to spread.
Detailed description of the invention
Attached drawing 1 is implementation flow chart of the invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
It is of the invention that a kind of method for realizing dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth based on HLS protocol is provided, including
The server end and set top box side of network connection, set top box side carry out viewing network program request, programme televised live when, server end
Session resource management server temporarily raises the machine according to the video content of set-top box program request, dynamic log on Bandwidth Management
The network bandwidth of top box；After set-top box program request, session resource management server log on Bandwidth Management again is lowered
The broadcasting and TV bandwidth distributed to the set-top box.To achieve the purpose that improve set-top box CHINA RFTCOM Co Ltd bandwidth availability ratio.
As shown in Fig. 1, process is implemented are as follows:
Session resource management server is set in server end, obtains the relevant information of set top box side；
In set top box side, when user is when entering bidirectional video-on-demand, direct broadcast function, based on HLS protocol, player takes from trend
Initiate the request of downloading TS file in business device end；
Session resource management server receives the request for starting to play or user's stopping plays after no longer requesting, and calls network
Bandwidth adjustment request dynamically adjusts the CHINA RFTCOM Co Ltd bandwidth distributed to set-top box.
The set top box side relevant information that the session resource management server obtains refers to current just in the set-top box of program request
The information of information and program request film.
When set top box side player plays request TS file, to session resource management server request stream pushing server first
Location, so that the stream pushing server obtained downloads the TS file of request.
The course of work of session resource management server are as follows: receive set top box side in session resource management server and send
Request after, obtain the code rate and set top box information of Current resource first, initiate to improve specified set-top box bandwidth to nominated bandwidth
Request, after adjusting successfully, return to set-top box TS download address, set-top box, which is got, to be realized after TS download address and normally broadcast
It puts.
The bandwidth request is received by the network bandwidth management server that server end is arranged in and is completed broadband adjustment, when
Set-top box stops after playing, and no longer request plays session resource management monitoring server to current set top box, just to Netowrk tape
Wide management server, which is sent, restores specified set-top box bandwidth request, after network bandwidth management server receives request, by specified machine
Top box bandwidth is restored, to complete the process of dynamic adjusting bandwidth.
It can be seen from the above descriptions that can be achieved accurately to adjust the CHINA RFTCOM Co Ltd band distributed to set-top box in real time using the invention
Wide function.
Above-mentioned specific embodiment is only specific case of the invention, and scope of patent protection of the invention includes but is not limited to
Above-mentioned specific embodiment, it is any to meet one kind of the invention based on HLS protocol realization dynamic adjusting machine top box CHINA RFTCOM Co Ltd band
What claims of wide method and any person of an ordinary skill in the technical field did it suitably changes or replaces
It changes, all shall fall within the protection scope of the present invention.
Claims (2)
1. a kind of method for realizing dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth based on HLS protocol, which is characterized in that including network
The server end and set top box side of connection, and server end is provided with session resource management server, network bandwidth adjusted
Journey are as follows: for set top box side when carrying out viewing network program request, programme televised live, the session resource management server of server end is according to machine
The video content of top box program request, dynamic log on Bandwidth Management, temporarily raises the network bandwidth of the set-top box；When set-top box point
After broadcasting, session resource management server log on Bandwidth Management again, under assign the set-top box to distribute broadcasting and TV bandwidth；
It implements process are as follows:
Session resource management server is set in server end, obtains the relevant information of set top box side；
In set top box side, when user is when entering bidirectional video-on-demand, direct broadcast function, it is based on HLS protocol, player is from trend server
Initiate the request of downloading TS file in end；
Session resource management server receives the request for starting to play or user's stopping plays after no longer requesting, and calls network bandwidth
Adjustment request dynamically adjusts the CHINA RFTCOM Co Ltd bandwidth distributed to set-top box；
When set top box side player plays request TS file, stream pushing server address first is requested to session resource management server,
To obtain stream pushing server to download the TS file of request；
The course of work of session resource management server are as follows: asked what session resource management server received that set top box side sends
After asking, the code rate and set top box information of Current resource are obtained first, initiate to improve specified set-top box bandwidth asking to nominated bandwidth
It asks, after adjusting successfully, returns to set-top box TS download address, set-top box realizes normal play after getting TS download address；
The request of specified set-top box bandwidth to nominated bandwidth is received simultaneously by the network bandwidth management server that server end is arranged in
Broadband adjustment is completed, after set-top box stops playing, session resource management monitoring server to current set top box is no longer requested
It plays, is just sent to network bandwidth management server and restore specified set-top box bandwidth request, network bandwidth management server receives
After request, specified set-top box bandwidth is restored, to complete the process of dynamic adjusting bandwidth.
2. a kind of method that dynamic adjusting machine top box CHINA RFTCOM Co Ltd bandwidth is realized based on HLS protocol according to claim 1,
It is characterized in that, the set top box side relevant information that the session resource management server obtains refers to currently just on the machine top of program request
The information of box information and program request film.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610610049.8A CN106210783B (en) | 2016-07-29 | 2016-07-29 | Method for dynamically adjusting bandwidth of broadcast television network of set top box based on HLS protocol |
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| CN201610610049.8A CN106210783B (en) | 2016-07-29 | 2016-07-29 | Method for dynamically adjusting bandwidth of broadcast television network of set top box based on HLS protocol |
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| CN106210783A CN106210783A (en) | 2016-12-07 |
| CN106210783B true CN106210783B (en) | 2019-04-16 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101365103A (en) * | 2007-08-06 | 2009-02-11 | 中国科学院声学研究所 | Interactive service management method for cable television network |
| CN101841454A (en) * | 2009-03-17 | 2010-09-22 | 中国电信股份有限公司 | Bandwidth adjustment method and broadband access server |
| US20150058907A1 (en) * | 2012-04-23 | 2015-02-26 | Thomson Licensing | Peer-assisted video distribution |
| CN104662921A (en) * | 2012-07-30 | 2015-05-27 | 艾姆戴尔劳格公司 | Method and system for dynamically selecting, assembling and inserting content into streaming media |
| CN105072458A (en) * | 2015-07-23 | 2015-11-18 | 浪潮软件集团有限公司 | Method for realizing time shifting in live broadcasting process of set top box based on HLS protocol |
-
2016
- 2016-07-29 CN CN201610610049.8A patent/CN106210783B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101365103A (en) * | 2007-08-06 | 2009-02-11 | 中国科学院声学研究所 | Interactive service management method for cable television network |
| CN101841454A (en) * | 2009-03-17 | 2010-09-22 | 中国电信股份有限公司 | Bandwidth adjustment method and broadband access server |
| US20150058907A1 (en) * | 2012-04-23 | 2015-02-26 | Thomson Licensing | Peer-assisted video distribution |
| CN104662921A (en) * | 2012-07-30 | 2015-05-27 | 艾姆戴尔劳格公司 | Method and system for dynamically selecting, assembling and inserting content into streaming media |
| CN105072458A (en) * | 2015-07-23 | 2015-11-18 | 浪潮软件集团有限公司 | Method for realizing time shifting in live broadcasting process of set top box based on HLS protocol |
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| CN106210783A (en) | 2016-12-07 |
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Effective date of registration: 20200526 Address after: 250100 Inspur Science Park, No. 1036, Inspur Road, high tech Zone, Jinan City, Shandong Province Patentee after: Inspur Software Technology Co., Ltd Address before: 250100 Ji'nan science and Technology Development Zone, Shandong Branch Road No. 2877 Patentee before: INSPUR GROUP Co.,Ltd. |