A kind of method for managing system of living broadcast of programs
Technical field
The present invention relates to a kind of method for managing system of living broadcast of programs; Be particularly related to a kind of (IP network, wireless network and broadcast system HFC net) Network Based and can make programme televised live make the method for managing system that the user realizes programme televised live making user live broadcast program whenever and wherever possible on the net, belong to network communication and stream media technology field.
Background technology
Along with development of internet technology, especially the construction at networking, broadband, such wide area network no matter in the internet, or the higher enterprises lan of certain level of informatization, dynamically audio-video broadcasting is progressively being realized, and the technology of playing has also had large increase in real time, greatly capacity, video/audio code stream transmission in high quality.But the network bandwidth also far can not satisfy the huge requirement of looking multi-medium data flows such as audio frequency, 3D fully, and therefore more people is in problems such as the transmission means of bringing owing to bandwidth constraints for solution, data formats.Mode that the platform that for example televiews is live and the live occupation mode of QQ, MSN are used to have limitation.
The limitation of the mode that the platform that televiews is live is as follows:
1. TV station is playing programs person, and the user is spectators;
2. user's limited programme or some programme televised live that platform allows that can only teleview;
3. the user watches that the mode of program is more restricted, perhaps visits TV station's webpage and watches, perhaps obtains the playing programs address and watches;
4. watch that speed is slow.
The limitation of the occupation mode that QQ, MSN are live is as follows:
1. the user can be live, but must with watch that the user sets up live the connection just can be live, if nobody online user cannot be live;
2. if the user is arranged live, system can not tell other users that who is live, and other users have only and set up live connection to live user and just know.
3. product does not provide the broadcast mode of broadcast type all based on point-to-point Video chat.
Up-to-date technology is to adopt the media formats of the mode of stream transmission in the Internet broadcast at present, the stream transmission mode then is that the whole multimedia files such as audio frequency and 3D of looking are divided into compressed package one by one through special compress mode,, in real time transmission continuous to subscriber computer by video server.For example, the REAL SYSTEM 8 that U.S. REAL NETWORKS company provides, it has solved network substantially and has looked last the barrier of audio transmission, and the demand that makes network look audio transmission rises rapidly.This real-time play-back technology can provide the effect of full frame VHS play quality, and maximum can realize that the 5MB code stream looks the broadcast of audio file, and adapts to the audio transmission of looking under certain bandwidth condition, carries out the adaptive bandwidth adjustment, and play quality improves greatly.The general user can use common multimedia PC or other mobile device; Network by dialing or private-line mode, obtain the real-time live making software of client and in real time live watch software after, can make programme televised live or watch programme televised live.But want to make programme televised live and watch that programme televised live all will obtain the issue chained address of programme televised live in advance.This just need set up the webpage and the live chained address of programme televised live, just can watch programme televised live by the webpage and the live chained address of visit programme televised live.
Therefore, need a kind of at present especially by programme televised live maker generation live TV stream, and select best streaming media server, streaming media server receives live TV stream, live other streaming media server that flows to of media server distribution, a plurality of broadcast nodes exchange (provide or ask for) data are inserted the method for managing system of the management of advertisement and communication; The method of programme televised live generation system management is then set up to look the live audio program, it is auxilliary looking the Audio on Demand program, the advantage that programme televised live generation system management method is outstanding is all to be carried out live the rendition list come out, and live spectator can selectively watch just at live program; If a cover programme televised live is watching encryption, do not watch that the spectator of password can't see just at live program.
Summary of the invention
For achieving the above object, the invention provides a kind of method for managing system of living broadcast of programs, this method comprises that programme televised live making user utilizes the live programme televised live of live maker source, management server distributes suitable streaming media server to live TV stream automatically, search and all programme televised lives that provide programme televised live making user to make at live maker are watched user's program request for programme televised live, streaming media server is set up the issue broadcast point automatically, distribute automatically live flow to other streaming media server or directly send to programme televised live watch that the user watches.
Described programme televised live is made the user and is utilized the live programme televised live of live maker specifically to comprise the steps:
Step 1: programme televised live is made the user live source, live quality, beginning mode, direct-seeding and streaming media server is set;
Step 2: live maker checks whether the live source of live TV stream is consistent with the live source and the live quality of setting with live quality, when inconsistent, regulated automatically by system;
Step 3: test live: before the live beginning, whether live maker test live broadcast system is normal;
Step 4: begin live: according to the direct-seeding that has been provided with live TV stream is transferred to streaming media server, and deposits in the database by the related data record of management server with live broadcast system and live process;
Step 5: live end: upgrade record in the Relational database automatically by management server.
Described management server distributes suitable streaming media server to comprise the steps: to live TV stream automatically
Step 11: management server is determined the hunting zone according to the address of programme televised live;
Step 12: management server selects load the lightest, and nearest streaming media server is as this live server.
Described management server is searched for automatically and is provided programme televised live to make all programme televised lives that the user makes at live maker and watches for programme televised lives that the user watches and comprise the steps:
Step 21: described management server receives downloads live list request;
Step 22: described management server is searched for automatically and is provided all just to send to the requestor that programme televised live is watched the user at live record;
Described streaming media server is set up the issue broadcast point automatically, distribute automatically live flow to other streaming media server or directly send to programme televised live watch that the user watches.Comprise the steps:
Step 31: described streaming media server receives the live request of live customer requirements, sets up the issue broadcast point;
Step 32: if described streaming media server self load is too heavy, described streaming media server is live other streaming media server that flows to of distribution automatically.
This method comprises that also programme televised live watches that the user utilizes live maker can ask for and receive the stream medium data that a broadcast nodes or several broadcast nodes provide, and carries out the multiple spot exchange and watches the programme televised live of streaming media playing; Management server is in line with the principle of optimizing Internet resources, guaranteeing that program watches under user's the situation of normally watching, programme televised live receives the user and can receive by other streaming media server and transmit programme televised live.
This method comprises that also described streaming media server end inserts advertisement and comprises the steps:
Step 41: the system manager of described management server can browse the broadcast situation of the living broadcast advertisement of arbitrary streaming media server;
Step 42: the system manager of described management server carries out the modification of living broadcast advertisement;
Step 43: the modification of living broadcast advertisement comes into force at once, and programme televised live watches that the user watches the content that can see living broadcast advertisement in the programme televised live process.
When this method also was included in programme televised live, described programme televised live was made the user and is inserted captions at any time with live maker in live process.
Described streaming media server is set up the issue broadcast point automatically, automatically distribution is live flows to other streaming media server or directly sends to after the step that programme televised live watches that the user watches, programme televised live watches that the user is stored in programme televised live with the programme televised live of watching and watches on the memory of user side.
Described streaming media server is set up the issue broadcast point automatically, automatically distribution is live flows to other streaming media server or directly sends to after the step that programme televised live watches that the user watches, live program storage is on described management server and/or streaming media server.
Described programme televised live make the user live whenever and wherever possible all can be live live source step and management server distribute between the suitable streaming media server step to live TV stream automatically, described management server carries out authentication to the application that programme televised live is made the user.
Before described step 21, described management server carries out authentication to the application that programme televised live receives the user; If a cover programme televised live is watching encryption, do not watch that the spectator of password can't see just at live program.
According to the technique scheme analysis as can be known, the present invention mainly comprises: make the user and make programme televised live, management server is selected best streaming media server, streaming media server receives live TV stream, live other streaming media server that flows to of streaming media server distribution, the data of a plurality of broadcast nodes exchange (provide or ask for) programme televised live, programme televised live is made the user and is utilized live maker to insert advertisement, and management server carries out the management of communication.
The present invention has following significant advantage:
1, utilizes existing netcast technology, realize living broadcast of programs, the function of watching;
2, communication management server can carry out the automatic distribution of streaming media server;
3, streaming media server is realized Network Load Balance by distribution technology;
4, live end provides real-time, popularity exponent data accurately;
5, the streaming media server end can insert advertisement;
6, live instrument can be PC or other any mobile device of using always without limits;
7, live content without limits, promptly media formats is supported any form without limits, as except the audio frequency of looking also can be picture, literal, sound and webpage;
8, communication management server all programme televised lives in can search network;
9, support the non-browser mode, promptly unnecessaryly must realize watching by browsing page;
10, support all direct-seedings, perhaps the client mode of initiatively drawing from live end toward server end plug-flow or server end;
11, technology is watched in the multiple spot exchange;
12, live user inserts captions in live process.
Below the present invention will be described in detail by specific embodiment and accompanying drawing.
Description of drawings
Fig. 1 sets up live process schematic diagram for the live maker of the present invention;
Fig. 2 is the system framework figure of network system of the present invention;
Fig. 3 is the net distribution technical architecture plan of system applies of the present invention.
Embodiment
Embodiment
The present invention is a kind of based on network living broadcast of programs method for managing system; Can make programme televised live make the management method that the user realizes individual programme televised live system whenever and wherever possible on the net.This method comprise programme televised live make the user utilize live maker 1 live whenever and wherever possible all can be live program (on-the-spot circumstance and look audio file), management server 2 distributes suitable streaming media server 3 to live TV stream automatically, search and all live programme televised lives that supply that provide programme televised live making user to make at live maker 1 are watched user's program request, streaming media server 3 is set up the issue broadcast point automatically, automatically distribution live flow to other streaming media server 3 or directly send to programme televised live watch that the user watches, after programme televised live finishes, programme televised live receives the user and programme televised live can be stored in the suitable memory, so that playback after the user; Management server 2 and/or streaming media server 3 also can be stored in programme televised live in the suitable data storehouse, so that programme televised live receives user's program request in the future; Make the user at programme televised live and utilize the step of live maker 1 live programme televised live and management server 2 to distribute between suitable streaming media server 3 steps to live TV stream automatically, management server 2 can carry out authentication to the application that programme televised live is made the user; Management server 2 can also carry out authentication to the application that programme televised live receives the user.
See also Fig. 2, Fig. 2 is the system framework figure of network system of the present invention; From Fig. 2 we as can be seen, whole system is made the user by programme televised live and is set up live and programme televised live and watch that the user watches live live maker 1, is used for being responsible for forming with the management flow media server 3 of broadcasting, distribution and the publishing point of the management server 2 of the communication of database and responsible live TV stream.
See also Fig. 1, Fig. 1 sets up live process schematic diagram for the live maker of the present invention; Programme televised live is made the user and is utilized live maker 1 that the selection mode of live source (slave unit collection or alternate manner), live quality, beginning mode (automatic or manual), direct-seeding and streaming media server 3 is set; Live maker 1 checks whether live source is consistent with live quality, and system regulates automatically when inconsistent, and for example, the code stream of general music is 28K, and the code stream of video is 100K, if making user side software setting is wrong, system can adjust correct automatically; After setting, before the live beginning, live maker 1 test live broadcast system; After live broadcast system was normal, live making user utilized live maker 1, and is live to communication management server 2 applications by making the live maker 1 of user side; Management server 2 is determined the scope of searching media server according to live making user's address, selects load the lightest, and nearest streaming media server 3 is as this live streaming media server 3; And the result that will select returns to live maker 1; Live maker 1 is live to streaming media server 3 applications of choosing, and it is live whether streaming media server 3 allows according to solicitation message checking client, if allow live reexamining whether to need to set up publishing point; If described streaming media server 3 self load is too heavy, streaming media server 3 is live other streaming media server 3 that flows to of distribution automatically; If publishing point is ready, it is live that the notice programme televised live watches that the user can begin, live maker 1 beginning is live, and live TV stream is live to streaming media server 3 with the direct-seeding that is provided with, and is deposited in the database by the data record of management server 2 with live broadcast system and live process; After the live end, upgrade data-base recording by management server 2, thereby realize whole direct broadcast function.Management server 2 programme televised lives are watched the live list request of user's download; Management server 2 is searched for automatically and is provided programme televised live to make the user and watches that at all live programme televised lives that supply of live maker 1 making the user watches, programme televised live watches that the user directly selects to watch that all are just at live program from the live tabulation of the live maker 1 of client software.
When programme televised live broadcasts, can also insert advertisement by the system manager of management server 2, the system manager of management server 2 can browse arbitrary streaming media server 3 living broadcast advertisement the broadcast situation and carry out the modification of living broadcast advertisement, the modification of living broadcast advertisement comes into force at once, and programme televised live watches that the user watches the living broadcast advertisement content that can see in the programme televised live process.When programme televised live, programme televised live is made the user and is inserted captions at any time with live maker 1 in the programme televised live process, and the spectator can in time receive caption information watching of software in the window.
Management server 2 characteristics are in the native system: the independent access of database of being responsible for; For live maker 1 choose reasonable streaming media server 3; Search for all programme televised lives for user's download.
Streaming media server 3 characteristics are in the native system: set up publishing point (need not manually set up) automatically; In time report all publishing point states to management server 2; Convenient insertion advertisement; Realize the net distribution technology.
The characteristics of live maker 1 in the native system:
1. be live streaming media tools easy to use, be used for Voice ﹠ Video live and that prerecord is converted to that live TV stream is live goes out;
2. the user can go out the living broadcast of programs of oneself making whenever and wherever possible;
3. support two kinds of live ways of distribution;
4. support that files in batches is live;
5. support cryptoguard to live content;
6. support regularly direct broadcast function;
7. support to specify any server as media management server 2;
8. whether can do the automatic inspection configuration file according to live content system suitable;
9. system can list all automatically just at live program (at any time upgrade), and other user just can arbitrarily watch, without any need between the user alternately;
10. adopt the multiple spot switching technology to watch effect when watching program with enhancing;
11. the user selects from live tabulation very easily to watch all just at live program that (removing protected live content) needn't connect with live person;
12. support online chatting;
Watch total number of persons and the number of watching 13. system can automatic display program;
14. system operator can be controlled live state, live time span, live person's live authority in the backstage;
15. the selection of many direct broadcast bands has live picture, watches the interface of picture and input captions;
16. carry out column design (as sing joyfully in a loud voice, music constantly, mv appreciates, the radio station is live, motion picture projection, animation hot-zone, DV displaying, initiative advertisement, literature are read aloud, birthday party, discussion meeting, hot news, physical culture camera lens, English discussions, video recruitment, article trading, the Web-based instruction, individual stage, the alumnus gets together and have chance with column such as meet).
See also Fig. 3, Fig. 3 is the net distribution technical architecture plan of system applies of the present invention.Watch that the programme televised live of looking live audio watches that the user utilizes live maker 1 can ask for and receive the stream medium data that a broadcast nodes or several broadcast nodes provide, carry out the multiple spot exchange and watch the programme televised live of streaming media playing, broadcast nodes simultaneously and several broadcast nodes exchanges (provide or ask for) data, make taking of bandwidth reach maximization, obtain best result of broadcast.
Multiple spot exchange watches that live or request program is exactly that optimization in the time of solving a large number of users visit provides live and the program request method for quality, main way be reduce as much as possible the live and request program request of request and must through the sum of series quantity of net's backbone.Mode is by live and request program is duplicated and left in automatically in specific live maker 1 or the Streaming Media manager, and these live makers 1 or Streaming Media manager be placed in watch apart from the network direct broadcasting program that the user is nearest, the wideest, in the network of load minimum.Because specific live maker 1 or Streaming Media manager are exactly the server that a peak efficiency provides service, therefore, live quality of watching will improve greatly, and the response time becomes faster.
When using at the beginning, speed can be very not fast, but through after about 10 minutes the node data exchange, the effect of broadcast has very big change, become very smooth, the user directly selects to watch that all are just at live program from the live tabulation of the live maker 1 of client software.
It should be noted that at last above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this specification has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention.