CN102137140A

CN102137140A - Method, device and system for processing streaming services

Info

Publication number: CN102137140A
Application number: CN201010506669XA
Authority: CN
Inventors: 兑继英; 胡小翔; 岳春荣; 陈建
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd; Huawei Software Technologies Co Ltd
Priority date: 2010-10-08
Filing date: 2010-10-08
Publication date: 2011-07-27

Abstract

The embodiment of the invention discloses a method, device and system for processing streaming services, and the method, device and system provided by the invention are used for saving bandwidth resources. The method provided by the embodiment of the invention comprises: a first streaming server receives a play request sent by a terminal, and sends a query request to a cluster controller; the cluster controller is requested to query information of a second streaming server which is used for providing sharding services for a user, and then sends feedback information, wherein the feedback information contains the information of the second streaming server; and the first streaming server informs the second streaming server of sending data to the terminal. According to the embodiment of the invention, the loads between the servers can be balanced, meanwhile, the bandwidth is saved effectively, and the increment of the terminal complexity can be avoided.

Description

A kind of stream service processing method, Apparatus and system

Technical field

The present invention relates to the internet communication technical field, relate in particular to a kind of stream service processing method, Apparatus and system.

Background technology

Constantly perfect along with network infrastructure, streaming media service is popularized gradually, and streaming server reads media content earlier, and the transmission audio, video data that continues for the client user is showed picture by terminal then.Along with the increase of customer volume, just there are a plurality of streaming servers to serve for the user, in the prior art, realize that usually a plurality of streaming servers provide service in the following way for the user:

One, media content integral body leaves streaming server in:

Media content is whole to be left on the streaming server, if user request service, the streaming server of then depositing media content provides service for the user, streaming server provides service method mainly to comprise: terminal is set up signaling with streaming server and is connected, transmit a request to streaming server, this streaming server is replied the request success message and is given this terminal, carry Session Description Protocol (SDP in this request success message, Session DescriptionProtocol) information, terminal sends and sets up the message of data sendaisle to streaming server, this streaming server notifies this terminal data sendaisle to set up successfully, this terminal sends message and begins played data to this streaming server request, this streaming server is notified this terminal plays medium success and is begun the playing media content, and this terminal is carried out content displaying after receiving data.

The inventor finds in the process of research prior art, the user is to the demand degree difference of media content, then the customer volume of access stream server there are differences, and causes each streaming server load unbalanced, if the streaming server load too high then can't normally provide service for the user.

Two, media content fragmenting is left in different streaming servers:

Media content is carried out burst, leave different streaming servers respectively in, when user request service, notification data burst deposit position, come to obtain corresponding data fragmentation content by terminal according to playing request, streaming server provides service method mainly to comprise: terminal is set up signaling with streaming server and is connected, this terminal sends to obtain asks streaming server to obtain content information, content information comprises the data fragmentation address, the content code check, the burst duration, divide information such as slice encode, this streaming server is replied terminal and should be asked successfully, and in replying message, carry content information, this terminal is obtained the address of data fragmentation from content information, and send to obtain and ask data fragmentation place streaming server to obtain the burst content, this data fragmentation place streaming server is replied terminal and is obtained the message of success, and sends the content of the data fragmentation of being asked to terminal.

The inventor finds in the process of research prior art, data fragmentation leaves in respectively on the different streaming servers, in each streaming server, all preserve a corresponding relation so, be used to indicate the concrete streaming server of each data fragmentation storage, and streaming server can be notified the deposit position of next burst content to terminal before sending data, when the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, because of thereby terminal can not this problem of perception can occur playing unusual, so in order to guarantee that terminal can normal play, need in some cycles, upgrade the corresponding relation in all streaming servers, can take a large amount of bandwidth resources like this, in addition, streaming server can be with the disposable terminal that is notified to of all burst information that inquire, also can whenever inquire a burst information and just notify terminal, need termination function and server capability to be complementary, increase the complexity of terminal.

Summary of the invention

The embodiment of the invention provides a kind of processing method, Apparatus and system that flows service, can be between equalization server in the load, and the conserve bandwidth resource, and avoid terminal to increase complexity.

A kind of stream service processing method that the embodiment of the invention provides comprises: the playing request that first-class server receiving terminal sends, carry temporal information in the described playing request; The burst information that described first-class server lookup is corresponding with described temporal information; Described first-class server sends query requests to cluster controller, and described query requests is used to ask described cluster controller inquiry for the information that the user provides second streaming server of burst service, carries burst information in the described query requests; Described first-class server receives the feedback information that described cluster controller sends, and comprises the information of described second streaming server in the described feedback information, and the burst information of carrying in the information of described second streaming server and the described query requests is corresponding; Described second streaming server of described first-class server notification sends data to described terminal.

A kind of stream service processing method that the embodiment of the invention provides comprises: receive the query requests that first-class server sends, carry burst information in the described query requests; Inquire about second streaming server corresponding with described burst information; Send feedback information to first-class server, comprise the information of described second streaming server in the described feedback information.

A kind of stream service processing method that the embodiment of the invention provides comprises: the playing request that the cluster controller receiving terminal sends, carry temporal information in the described playing request; The described cluster controller inquiry burst information corresponding with described temporal information, and inquire about the streaming server of described burst information correspondence; Described cluster controller notifies described streaming server to send data to described terminal.

A kind of streaming server that the embodiment of the invention provides comprises: the playing request receiving element, be used for the playing request that receiving terminal sends, and carry temporal information in the described playing request; The burst information query unit is used for the first-class server lookup burst information corresponding with temporal information; The first query requests transmitting element is used for sending query requests to described cluster controller, and described query requests is used to ask described cluster controller inquiry that the information of second streaming server of burst service is provided for the user; The feedback information receiving element is used to receive the feedback information of cluster controller, comprises the information of second streaming server in the described feedback information, and the burst information of carrying in the information of described second streaming server and the described query requests is corresponding; Send the data notification unit, be used to notify described second streaming server to send data to described terminal.

A kind of cluster controller that the embodiment of the invention provides comprises: the query requests receiving element, be used to receive the query requests that first-class server sends, and carry burst information in the described query requests; Inquiry streaming server unit is used to inquire about the burst information corresponding with described temporal information, and inquires about second streaming server of described burst information correspondence; The feedback information transmitting element is used for sending feedback information to first-class server, comprises the information of described second streaming server in the described feedback information.

A kind of cluster controller that the embodiment of the invention provides comprises: the request receiving element, be used for the playing request that the cluster controller receiving terminal sends, and carry temporal information in the described playing request; First query unit is used for the described cluster controller inquiry streaming server corresponding with described burst information; The notice transmitting element is used for described cluster controller and notifies described streaming server to send data to described terminal.

A kind of stream service processing system that the embodiment of the invention provides, comprise: first-class server, be used for the playing request that receiving terminal sends, send query requests to cluster controller, ask described cluster controller inquiry that the information of second streaming server of burst service is provided for the user, and receive the feedback information that described cluster controller sends, notify described second streaming server to send data to described terminal; Second streaming server is used to receive the announcement information of first-class server, sends data to terminal; Cluster controller, be used to receive the query requests that first-class server sends, carry burst information in the described query requests, inquire about second streaming server corresponding with described burst information, and, comprise the information of described second streaming server in the described feedback information to first-class server transmission feedback information.

As can be seen from the above technical solutions, the embodiment of the invention has the following advantages:

In the technical scheme that the embodiment of the invention provides, there is different data fragmentations on the streaming server, concentrate in the cluster controller and preserve corresponding relation, be used to indicate the concrete streaming server of each data fragmentation storage, need not to preserve this corresponding relation in other the streaming server, when streaming server need send burst, can directly inquire about by cluster controller, so when the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, only needing to upgrade the corresponding relation of preserving in the cluster controller gets final product, need not periodically to upgrade between each streaming server, therefore conserve bandwidth resource in can the load between equalization server because streaming server does not need to send burst information to terminal, therefore can avoid increasing the complexity of terminal.

Description of drawings

Fig. 1 is an embodiment schematic diagram of stream service processing method in the embodiment of the invention;

Fig. 2 is another embodiment schematic diagram of stream service processing method in the embodiment of the invention;

Fig. 3 is another embodiment schematic diagram of stream service processing method in the embodiment of the invention;

Fig. 4 is another embodiment schematic diagram of stream service processing method in the embodiment of the invention;

Fig. 5 is another embodiment schematic diagram of stream service processing method in the embodiment of the invention;

Fig. 6 is an embodiment schematic diagram of streaming server in the embodiment of the invention;

Fig. 7 is an embodiment schematic diagram of cluster controller in the embodiment of the invention;

Fig. 8 is another embodiment schematic diagram of cluster controller in the embodiment of the invention;

Fig. 9 is an embodiment schematic diagram of stream service processing system in the embodiment of the invention.

Embodiment

The embodiment of the invention provides a kind of processing method, Apparatus and system that flows service, is used for the conserve bandwidth resource, and the embodiment of the invention is suitable for all stream service business, below is elaborated respectively.

See also Fig. 1, embodiment of processing method of stream service comprises in the embodiment of the invention:

101, the playing request of first-class server receiving terminal transmission;

In the present embodiment, when distribute media content, streaming server carries out burst with media content, and data fragmentation is stored in respectively on the different streaming servers, streaming server will be set up signaling with terminal and be connected, just can carry out the transmission of follow-up data, setting up the signaling ways of connecting describes in detail in follow-up embodiment, set up the streaming server that signaling is connected with terminal and be called first server, the playing request that this first-class server receiving terminal sends, carry the data time information that requires broadcast in this playing request, comprise the time range of the data fragmentation of broadcast that requires in this data time information.

102, the first-class server lookup burst information corresponding with temporal information;

Set up duration and the time started that each burst is arranged on the streaming server that signaling is connected with terminal, the time range that comprises the data fragmentation of requirement broadcast the terminal time that receives in the information is so this streaming server can be according to the service available burst information of above information inquiry.

103, first-class server sends query requests to cluster controller;

First-class server sends query requests to cluster controller, and the inquiry of request cluster controller carries the data fragmentation information of carrying in the terminal plays request in the step 102 for the information that the user provides second streaming server of burst service in this query requests.

104, first-class server receives the feedback information that cluster controller sends;

First-class server receives the feedback information that cluster controller sends, and comprises the information of second streaming server in this feedback information, and the burst information of carrying in the query requests in the information of this second streaming server and the step 103 is corresponding.

105, first-class server notification second streaming server sends data to terminal.

First-class server notification second streaming server sends media data to terminal, need to prove, second streaming server stores the data fragmentation that demanding terminal is play, and can send media data to terminal.

In the present embodiment, the playing request that first-class server receiving terminal sends, in playing request, carry the burst information that requires broadcast, this first-class server sends query requests to cluster controller, ask this cluster controller inquiry that the information of second streaming server of burst service is provided for the user, carry burst information in this query requests, first-class server receives the feedback information that this cluster controller sends, the information that comprises second streaming server in this feedback information, the burst information of carrying in the information of this second streaming server and the query requests is corresponding, and this second streaming server of first-class server notification sends data to terminal.

Owing on streaming server, there is different data fragmentations, preserve corresponding relation and in cluster controller, concentrate, be used to indicate the concrete streaming server of each data fragmentation storage, need not to preserve this corresponding relation in other the streaming server, when streaming server need send burst, can directly inquire about by cluster controller, so when the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, only needing to upgrade the corresponding relation of preserving in the cluster controller gets final product, need not periodically to upgrade between each streaming server, therefore can be between equalization server conserve bandwidth resource in the load, in addition, because data fragmentation leaves in respectively on the different streaming servers, avoided streaming server is arranged because load too high then can't normally provide the situation of service for the user.

For ease of understanding, be that the process that the user provides the stream of burst to serve played data is that example is described in detail the stream service processing method in the embodiment of the invention still below with the streaming server notice, see also Fig. 2, another embodiment of stream service processing method comprises in the embodiment of the invention:

201, the playing request of first-class server receiving terminal transmission;

In the present embodiment, when distribute media content, streaming server carries out burst with media content, and data fragmentation is stored in respectively on the different streaming servers, streaming server will be set up signaling with terminal and be connected, just can carry out the transmission of follow-up data, the process of setting up the signaling connection is, terminal sends the request that connects to streaming server, and this streaming server sends the successful feedback information of request to terminal, and carries Session Description Protocol (SDP in feedback information, Session Description Protocol), this terminal sends information to this streaming server, and the data sendaisle is set up in request, and this server notification terminal is successfully set up signaling and connected.

Need to prove that streaming server is set up signaling with terminal and is connected the mode that also has other, does not specifically limit herein.

Set up the streaming server that signaling is connected with terminal and be called first server, the playing request that this first-class server receiving terminal sends, carry the data time information that requires broadcast in this playing request, comprise the time range of data fragmentation in this data time information.

202, the first-class server lookup burst information corresponding with temporal information;

In the present embodiment, the concrete inquiry mode of step 202 can repeat no more with reference to the content of step 102 among the embodiment shown in Figure 1 herein.

203, first-class server sends query requests to cluster controller;

First-class server sends query requests to cluster controller, and the inquiry of request cluster controller carries the data fragmentation information in the step 202 for the information that the user provides second streaming server of burst service in this query requests.

First-class server is to second streaming server at the data fragmentation place of cluster controller inquiry, cluster controller can be according to sending when request time corresponding specified data burst information with the user, thereby determine second streaming server, also can determine according to other parameters, for example when customer requirements be common download request the time, also can be according to the parameter of customer requirements broadcast, skew as data, the specified data burst information, concrete definite mode is relevant with practical application, does not do concrete qualification herein.

204, first-class server receives the feedback information that cluster controller sends;

Step 204 is identical with the content of step 104 among the aforementioned embodiment shown in Figure 1, repeats no more herein.

Need to prove that in the present embodiment, second streaming server that cluster controller is determined can be to store optimal service device in all streaming servers of relevant burst content, for example, can be the lightest streaming server of load.

205, first-class server sends first notification message according to feedback information to second streaming server;

First-class server is received the feedback information of the information that comprises second streaming server that cluster controller sends in step 204 after, send a notification message to second streaming server according to this feedback information, this notification message is called first notification message, this first notification message is to be used to notify second streaming server to be ready for sending data, and comprise described terminal information in this first notification message, this first-class server and the second streaming server shared terminal user's information.

206, first-class server receives first feedback information of second streaming server and sends feedback information to terminal;

First-class server receives the feedback information of second streaming server, this feedback information is called first feedback information, represents that this second streaming server has been ready to send data, at this moment, this first-class server sends feedback information to terminal, the playing request success of notice terminal in step 201.

207, first-class server sends second notification message to second streaming server;

First-class server sends a notification message to second streaming server, and this notification message is called second notification message, is used for notifying second streaming server to send data to terminal.

208, first-class server receives second feedback information of second streaming server;

First-class server receives the feedback information that sends from second streaming server, and this feedback information is called second feedback information, is used to represent that this second streaming server has begun to send data to described terminal.

209, whether the difference of the real time of the Estimated Time Of Completion of first-class server judgment data broadcast and data playback is less than default value;

After terminal sent data, first-class server judged that whether the difference of real time of the Estimated Time Of Completion of terminal plays data and data playback is less than the numerical value that presets, if then execution in step 210 at second streaming server.

Need to prove, the time of carrying out this determining step is to be determined by the information of current broadcast burst, for example, duration with the burst correspondence of current broadcast is determined, suppose that this burst is the data fragmentation from user's request from one section duration correspondence of the 30th minute to the 50th minute, carry out this determining step in the time of data fragmentation can being played to the 49th minute and 50 seconds so, understandable, also have other modes to determine to carry out the time of determining step, specifically do not limit herein.

What need further specify is that this numerical value that presets can be arbitrary value, but must guarantee before data playback is finished, the streaming server that first-class server has time enough to provide next burst to serve to the cluster controller inquiry for the user.

210, first-class server provides the streaming server of next burst service for the user to the cluster controller inquiry;

When the difference of real time of the Estimated Time Of Completion of terminal plays data and data playback is during less than the numerical value that presets, first-class server provides the streaming server of next burst service for the user to the cluster controller inquiry.

In the present embodiment, begin after described terminal sends data at second streaming server, whether the difference of the Estimated Time Of Completion that judgment data is play and the real time of data playback is less than default value, if, then this first-class server provides the streaming server of next burst service for the user to the cluster controller inquiry, thereby saved blanking time between inquiry provides the burst service for the user the streaming server, also reduced the blanking time between each data fragmentation is play.

211, when data playback is finished, first-class server notification provides the streaming server played data of next burst service for the user.

When current data fragmentation played data was finished, what first-class server notification had inquired continued played data for the user provides the streaming server of next burst service.

In the embodiment of the invention, first-class server inquires second streaming server that the burst service can be provided by cluster controller, and control second streaming server and send this terminal to terminal and require the data play, and do not need to send the data fragmentation information that is inquired to terminal, do not require the configurations match of terminal and streaming server, therefore can avoid therefore increasing the complexity of terminal.

Be the stream service processing method the embodiment of the invention to be described above from the angle that flows the service side, angle from cluster controller is described the stream service processing method the embodiment of the invention below, see also Fig. 3, another embodiment of stream service processing method comprises in the embodiment of the invention:

301, receive the query requests that first-class server sends;

Cluster controller receives the query requests that first-class server sends, and the inquiry of request cluster controller carries the data fragmentation information of carrying in the terminal plays request for the information that the user provides the streaming server of burst service in this query requests.

302, inquiry second streaming server corresponding with burst information;

Second streaming server that the cluster controller inquiry is corresponding with data fragmentation information in the step 301, pairing second streaming server of this burst information can be two or more, preferably, inquire about optimum streaming server this moment, the mode of determining second streaming server that burst information is indicated is identical with aforementioned content in embodiment illustrated in fig. 2, repeats no more herein.

Need to prove that all streaming servers all can send data, comprise and set up the streaming server that signaling is connected with terminal at first, for example, the result who inquires about second server when cluster controller is first-class server, so, sends the data fragmentation content by first-class server to terminal.

What need further specify is, first server can belong to different cluster controller management with second server, for example, inquiry is less than the streaming server corresponding with burst information in cluster controller (to call first cluster controller in the following text) streaming server within a governance context, then send query requests to another cluster controller (to call second cluster controller in the following text), second cluster controller is inquired about the streaming server corresponding with burst information in the range of management of self, understandable, when second cluster controller is inquired about less than the streaming server corresponding with burst information, can continue to the next cluster controller inquiry streaming server corresponding by first-class server with burst.

303, send feedback information to first-class server.

Cluster controller sends feedback information to first-class server, comprises the information of second streaming server in this feedback information.

Need to prove, streaming server can control with self not the streaming server in same cluster controller range of management send data, for example, if second cluster controller inquires second streaming server corresponding with burst information in the self-management scope, then this second cluster controller sends feedback information to first cluster controller, the information that comprises second streaming server in this feedback information, first cluster controller is to the information of first-class server feedback second streaming server, and this second streaming server of this first-class server notification sends the data fragmentation content that demanding terminal is play.

In the present embodiment, cluster controller receives after the query requests of first-class server transmission, inquire about second streaming server corresponding with burst information, and to first-class server transmission feedback information, and then first server directly control second streaming server and send the data fragmentation content, thereby avoided before the terminal plays ED, if the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, need to upgrade the situation of the corresponding relation in all streaming servers, saved the bandwidth resources between terminal and streaming server.

For ease of understanding, with a concrete application scenarios stream service processing method in the present embodiment is described in detail below, see also Fig. 4, another embodiment of streaming server processing method comprises among the present invention:

When distribute media content, streaming server carries out burst with media content, and data fragmentation is stored in respectively on the different streaming servers, suppose streaming server A, streaming server B and streaming server C all store data fragmentation, at first, streaming server will be set up signaling with terminal and be connected, just can carry out the transmission of follow-up data, suppose that streaming server A is for to set up the streaming server that signaling is connected with terminal, terminal and streaming server A are with real time streaming transport protocol (RTSP, Real Time Streaming Protocol) transceive data.401～404, streaming server A sets up signaling with terminal and is connected;

Concrete, terminal sends " DESCRIBE " information request to streaming server A and connects, streaming server A sends the feedback information of " 200OK " to terminal, the request success that expression connects, and in this feedback information, carry Session Description Protocol, and this terminal sends " SET UP " information to streaming server A, and the data sendaisle is set up in request, server A sends " 200OK " information, and the notice terminal is successfully set up signaling and connected.

405, terminal request streaming server A playing media content;

Terminal sends " PLAY " information to setting up the streaming server request playing media content that signaling connects, and carries temporal information in solicited message.

406, the playing request of server A receiving terminal transmission;

The playing request that the server A receiving terminal sends, after the inquiry burst information corresponding with the temporal information of carrying in this playing request information, send query requests to cluster controller, the inquiry of request cluster controller provides the information of the streaming server of burst service for the user, carry the data fragmentation information of carrying in the information of terminal request broadcast in this query requests, in general, in order to reach the optimum efficiency of system's operation, cluster controller can preferentially be inquired about optimal service device in the streaming server that stores relevant burst content, for example, it can be the lightest streaming server of load, cluster controller sends feedback information to streaming server A, the information that comprises the optimum streaming server that inquires in this feedback information, it is corresponding that the information of this optimal service device and streaming server A send to the burst information of carrying in the query requests of cluster controller.

407, cluster controller inquiry and feedback information;

The burst information of carrying in the query requests of cluster controller according to streaming server A transmission is inquired about, and the optimum streaming server feedback information that will inquire is given streaming server A; Suppose that the optimum streaming server that inquires is streaming server B.

408, streaming server A notification streams server B is ready for sending data;

Streaming server A is after receiving the feedback information that cluster controller sends, send a notification message to streaming server B according to this feedback information, the notification streams server B is ready for sending terminal and requires the media data play, and in this notification message, carry this terminal information, by streaming server A and streaming server B shared terminal user's information.

409, streaming server B feedback has been finished and has been ready for sending data;

Streaming server B is to streaming server A feedback information, and the preparation that sends media data has been carried out in expression.

410, streaming server A receiving feedback information and the feedback information of playing request success sent to terminal;

Streaming server A receives the feedback information that is sent by streaming server B, and the feedback information of playing request success is sent to terminal, notifies this terminal to prepare to receive the media data that streaming server B will send.

411, streaming server A notification streams server B sends media data to terminal;

412～413, streaming server B begins to send media data and this situation is fed back to streaming server A;

414, streaming server A can provide the streaming server of next burst service to the cluster controller inquiry;

For saving the blanking time between the inquiry streaming server and saving the blanking time of each data fragmentation between playing, at streaming server B after terminal sends data, the remaining time of streaming server A computing terminal played data, the streaming server that when data are about to finish, can provide next burst to serve to the cluster controller inquiry:

The broadcast of supposing current data is to be determined by the duration of the data fragmentation correspondence of playing remaining time, for example, this burst is the data fragmentation from user's request from one section duration correspondence of the 40th minute to the 50th minute, whether the difference of real time that can judge the Estimated Time Of Completion of terminal plays data and played data so when data fragmentation is played to the 49th minute and 50 seconds is less than certain numerical value, this numerical value is predefined, this numerical value can be arbitrary value, but must guarantee that streaming server A has time enough that the streaming server C of next burst service is provided for the user to the cluster controller inquiry before data playback is finished, for example 10 seconds, if the difference of the real time of the Estimated Time Of Completion of terminal plays data and played data was less than 10 seconds, then streaming server A can provide the streaming server C of next burst service to the cluster controller inquiry, inquire after the streaming server C, the process that reciprocal process between streaming server A and the streaming server C and abovementioned steps 408～414 are described is consistent, repeats no more herein.

Among the embodiment of front, set up signaling link by streaming server and terminal, in actual applications, can also set up signaling by cluster controller and terminal is connected, choose the streaming server that the burst service can be provided by cluster controller, and control this streaming server and provide service for terminal, seeing also Fig. 5, another embodiment of stream service processing method comprises in the embodiment of the invention:

501, the playing request of cluster controller receiving terminal transmission;

In the present embodiment, after cluster controller and terminal were set up signaling and be connected, the temporal information of data was carried in the request of the played data that this cluster controller receiving terminal sends in this playing request, the concrete content of the temporal information of data is identical with aforementioned content, repeats no more herein.

Need to prove that in the present embodiment, cluster controller and terminal are set up the streaming server of signaling ways of connecting and aforementioned description and terminal to set up the signaling ways of connecting similar, repeat no more herein.

502, cluster controller inquiry burst information and inquiry with this burst information corresponding streaming server corresponding with temporal information;

The corresponding data fragmentation information of temporal information of carrying in cluster controller inquiry and the playing request, and then, the streaming server that the cluster controller inquiry is corresponding with this burst information, same, when inquiry is less than satisfactory streaming server in the range of management of cluster controller at self, can be to another one cluster controller inquiry streaming server corresponding in this cluster controller range of management with burst information, concrete inquiry mode is identical with the previous embodiment inquiry mode, repeats no more herein.

503, cluster controller sends first notification message to streaming server;

After inquiring the streaming server corresponding with burst information, cluster controller sends first notification message to this streaming server, notify this streaming server to prepare played data, and in first notification message, comprise terminal information, the information of cluster controller and streaming server shared terminal.

504, cluster controller receives first feedback information of streaming server and sends to terminal;

Cluster controller receives first feedback information of streaming server, and this first feedback information represents that streaming server has been ready to send the content of data fragmentation, and the feedback information of playing request success is sent to terminal, and this streaming server of notice terminal is ready for sending data.

505, cluster controller sends second notification message to streaming server;

Cluster controller sends second notification message to this streaming server, and this second notification message is used to notify this streaming server to send data,

506, cluster controller receives second feedback information of streaming server;

Cluster controller receives second feedback information of streaming server, and this second feedback information is used to represent that this streaming server begins to send data to terminal.

507, whether the difference of the real time of the Estimated Time Of Completion of judgment data broadcast and data playback is less than default value;

After terminal sent data, cluster controller judged that whether the difference of real time of the Estimated Time Of Completion of terminal plays data and data playback is less than the numerical value that presets, if then execution in step 508 at streaming server.

The concrete executive mode of this determining step is identical with the executive mode in the previous embodiment, repeats no more herein.

508, the cluster controller inquiry provides the streaming server of next burst service for the user;

When the difference of real time of the Estimated Time Of Completion of terminal plays data and data playback is during less than the numerical value that presets, the cluster controller inquiry provides the streaming server of next burst service for the user.

509, when data playback is finished, the cluster controller notice provides the streaming server played data of next burst service for the user.

When current data fragmentation played data was finished, what the cluster controller notice had inquired continued played data for the user provides the streaming server of next burst service.

In the present embodiment, after the request of the played data of cluster controller receiving terminal, inquiry provides the streaming server of burst service for the user, and directly the control flows server sends data to terminal, avoided before the terminal plays ED, if the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, need to upgrade the situation of the corresponding relation in all streaming servers, can the conserve bandwidth resource, simultaneously since need be between streaming server transmission information, but finish inquiry and control data transmission, thereby can provide service for the user faster by cluster controller.

Below the streaming server in the embodiment of the invention is described, sees also Fig. 6, the streaming server in the embodiment of the invention comprises:

Playing request receiving element 601 is used for the playing request that receiving terminal sends, and carries burst information in the playing request;

Burst information query unit 602 is used for the first-class server lookup burst information corresponding with temporal information;

The first query requests transmitting element 603 is used for sending query requests to cluster controller, and query requests is used to ask the cluster controller inquiry that the information of second streaming server of burst service is provided for the user;

Feedback information receiving element 604 is used to receive the feedback information of cluster controller, comprises the information of second streaming server in this feedback information, and the burst information of carrying in the information of this second streaming server and the query requests is corresponding;

Send data notification unit 605, be used to notify second streaming server to send data to terminal;

Streaming server in the present embodiment can also comprise:

Time difference judging unit 606, whether the difference of real time that is used for Estimated Time Of Completion that judgment data plays and data playback is less than default value;

The second query requests transmitting element 607, when being used for difference when real time of the Estimated Time Of Completion of data playback and data playback less than default value, first-class server sends query requests to cluster controller, this query requests is used to ask this cluster controller is inquired about provides next burst service for the user streaming server, and Estimated Time Of Completion is determined by current burst information.

Played data notification unit 608 is used for when data playback is finished, and first-class server notification provides the streaming server played data of next burst service for the user.

Transmission data notification unit 605 in the embodiment of the invention specifically can comprise following two unit:

First notification unit 6051, be used for sending first notification message to second streaming server according to feedback information, first notification message is used to notify second streaming server to be ready for sending data, and comprise described terminal information in first notification message, and receive first feedback information of second streaming server, the feedback information of playing request success is sent to terminal, and first feedback information is used to represent that second streaming server carried out the preparation that sends data;

Second notification unit 6052, be used for sending second notification message to second streaming server, second notification message is used to notify second streaming server to send data, and receive second feedback information of second streaming server, second feedback information is used to represent that second streaming server begins to send data to terminal.

For ease of understanding, with a concrete application scenarios contact between each unit in the streaming server in the present embodiment is described below:

In the present embodiment, when distribute media content, streaming server carries out burst with media content, and data fragmentation is stored in respectively on the different streaming servers, streaming server will be set up signaling with terminal and be connected, just can carry out the transmission of follow-up data, the mode that connects is relevant with concrete application process, does not limit herein.

After terminal has been set up signaling and has been connected, the playing request that playing request receiving element 601 receiving terminals send, carry the temporal information of the data that require broadcast in this playing request, the burst information query unit 602 inquiries burst information corresponding with this temporal information, the first query requests transmitting element 603 sends query requests to cluster controller, query requests is used to ask the cluster controller inquiry that the information of the streaming server of burst service is provided for the user, feedback information receiving element 604 receives the feedback information that cluster controller sends, the information that comprises the streaming server that is inquired in this feedback information sends data notification unit 605 notices and sends data for the user provides the streaming server of burst service to terminal.

Need to prove, time difference judging unit 606 is concrete carry out the process judged can be with reference to the step 209 among the aforementioned embodiment shown in Figure 2, the process that the concrete execution of the second query requests transmitting element 607 sends can specifically repeat no more with reference to the step 210 among the aforementioned embodiment shown in Figure 2 herein.

In the technical scheme that the embodiment of the invention provides, the playing request that playing request receiving element 601 receiving terminals send, the burst information query unit 602 inquiries burst information corresponding with this temporal information, the first query requests transmitting element 603 sends query requests to cluster controller, ask this cluster controller inquiry that the information of the streaming server of burst service is provided for the user, feedback information receiving element 604 receives the feedback information that this cluster controller sends, send data notification unit 605 notices and send data to terminal for the user provides the streaming server of burst service, whether the difference of the Estimated Time Of Completion that time difference judging unit 606 judgment data are play and the real time of data playback is less than default value, if, then the second query requests transmitting element 607 sends query requests to cluster controller, this query requests is used to ask this cluster controller inquiry that the streaming server of next burst service is provided for the user, Estimated Time Of Completion is determined by current burst information, played data notification unit 608, be used for when data playback is finished, first-class server notification provides the streaming server played data of next burst service for the user, owing in cluster controller, concentrate and preserve corresponding relation, be used to indicate the concrete streaming server of each data fragmentation storage, need not to preserve this corresponding relation in other the streaming server, when streaming server need send burst, can directly inquire about by cluster controller, so when the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, only needing to upgrade the corresponding relation of preserving in the cluster controller gets final product, need not periodically to upgrade between each streaming server, therefore can the conserve bandwidth resource, in addition, first-class server inquires second streaming server that the burst service can be provided by cluster controller, and control second streaming server and send this terminal to terminal and require the data play, and do not need to send the data fragmentation information that is inquired to terminal, do not require the configurations match of terminal and streaming server, therefore can avoid therefore increasing the complexity of terminal.。

Be that the streaming server in the embodiment of the invention is described above, below the cluster controller corresponding with streaming server be described that see also Fig. 7, the cluster controller in the embodiment of the invention comprises:

Query requests receiving element 701 is used to receive the query requests that first-class server sends, and carries burst information in the query requests;

Inquiry streaming server unit 702 is used to inquire about second streaming server corresponding with burst information;

Feedback information transmitting element 703 is used for sending feedback information to first-class server, comprises the information of second streaming server in the feedback information.

Stream service processing device in the present embodiment can further include:

Processing unit 704, be used for if first cluster controller does not inquire second streaming server corresponding with burst information in the scope of first cluster controller management, then the first cluster controller request, second cluster controller inquiry second streaming server corresponding in the scope of second cluster controller management with burst information.

For ease of understanding, with a concrete application scenarios contact between each unit in the cluster controller in the present embodiment is described below:

Query requests receiving element 701 receives the query requests that first-class server sends, the inquiry of request cluster controller provides the information of the streaming server of burst service for the user, carry the data fragmentation information of carrying in the terminal plays request in this query requests, 702 inquiries, second streaming server corresponding in inquiry streaming server unit with data fragmentation information, feedback information transmitting element 703 sends feedback information to first-class server, the information that comprises second streaming server in this feedback information, be understandable that, may inquire about less than the streaming server corresponding in the streaming server of inquiry streaming server unit 702 in its range of management, then in the range of management of himself, inquire about the streaming server corresponding with burst information by processing unit 704 another cluster controllers of request with burst information.

In the technical scheme that the embodiment of the invention provides, query requests receiving element 701 receives the query requests that first-class server sends, according to the burst information of carrying in the query requests, 702 inquiries, second streaming server corresponding in inquiry streaming server unit with burst information, feedback information transmitting element 703 sends the feedback information that comprises the second streaming server information to first-class server, if cluster controller does not inquire the streaming server corresponding with burst information in the range of management of self, then by another cluster controllers of processing unit 704 request inquiry second streaming server corresponding in himself range of management with burst information, thereby avoided because the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, need to upgrade the situation of the corresponding relation in all streaming servers, saved the bandwidth resources between terminal and streaming server.

The embodiment of the invention also provides a kind of cluster controller, sees also Fig. 8, and cluster controller comprises:

Request receiving element 801 is used for the playing request that the cluster controller receiving terminal sends, and carries temporal information in the playing request;

First query unit 802 is used for the cluster controller inquiry burst information corresponding with this temporal information, and the streaming server of inquiry burst information correspondence;

Notice transmitting element 803 is used for cluster controller notification streams server and sends data to terminal;

Judging unit 804 is used for judgment data and whether plays the difference of real time of Estimated Time Of Completion and data playback less than default value;

Second query unit 805, when being used for difference when real time of data playback Estimated Time Of Completion and data playback less than default value, the streaming server that the cluster controller inquiry provides next burst to serve for the user, Estimated Time Of Completion is determined by current burst information;

Play notification unit 806, be used for when data playback is finished, the cluster controller notice provides the streaming server played data of next burst service for the user.

Notice transmitting element 803 in the embodiment of the invention specifically can comprise following two unit:

The first notice transmitting element 8031, be used for cluster controller and send first notification message to streaming server, first notification message is used for the notification streams server and prepares played data, and comprise terminal information in first notification message, cluster controller receives first feedback information of streaming server, and the feedback information of playing request success sent to terminal, first feedback information is used to represent that streaming server carried out the preparation that sends data;

The second notice transmitting element 8032, be used for cluster controller and send second notification message to streaming server, second notification message is used for the notification streams server and sends data, cluster controller receives second feedback information of streaming server, and second feedback information is used to represent that streaming server begins to send data to terminal.

Cluster controller also can be set up signaling with terminal and be connected, choose the streaming server that the burst service can be provided, and control this streaming server and provide service for terminal, in the present embodiment, after cluster controller and terminal are set up signaling and are connected, the request of the played data that request receiving element 801 receiving terminals send, carry temporal information in the playing request, 802 inquiries and the burst information corresponding of first query unit with this temporal information, and the streaming server of inquiry burst information correspondence, same, when inquiry is less than satisfactory streaming server in the range of management at self, first query unit 802 can be to another one cluster controller inquiry streaming server corresponding with burst information in this cluster controller range of management, and concrete inquiry mode is identical with the previous embodiment inquiry mode, repeats no more herein.

After inquiring the streaming server corresponding with burst information, notice transmitting element 803 notifies this streaming server to send data to terminal, whether the difference of the real time of judgment data broadcast Estimated Time Of Completion and data playback is less than default value, if, then second query unit 805 provides the streaming server of next burst service for the user, when data playback is finished, play notification unit 806 notices provide next burst service for the user streaming server played data

Need to prove, judging unit 804 is concrete carry out the process judged can be with reference to the step 507 among the aforementioned embodiment shown in Figure 5, second query unit 805 is concrete carry out the process of inquiry can be with reference to the step 508 among the aforementioned embodiment shown in Figure 5, the process of playing the concrete exercise notice of notification unit 806 can repeat no more with reference to step 509 among the aforementioned embodiment shown in Figure 5 herein.

In the technical scheme that the embodiment of the invention provides, after the request of the played data of request receiving element 801 receiving terminals, 802 inquiries of first query unit provide the streaming server of burst service for the user, and directly the control flows server sends data to terminal, avoided before the terminal plays ED, if the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, need to upgrade the situation of the corresponding relation in all streaming servers, can the conserve bandwidth resource, simultaneously, since need be between streaming server transmission information, but finish inquiry and control data transmission, thereby can provide service for the user faster by cluster controller.

Introduce the stream service processing system embodiment in the embodiment of the invention below, see also Fig. 9, the stream service processing system in the embodiment of the invention comprises:

First-class server 901, the second streaming servers 902 and cluster controller 903.

Wherein, first-class server 901 is used for the playing request that receiving terminal sends, send query requests to cluster controller, ask described cluster controller inquiry that the information of the streaming server of burst service is provided for the user, and receive the feedback information that described cluster controller sends, notify the described streaming server of burst service that provides for the user to described terminal transmission data;

Second streaming server 902 is used to receive the announcement information of first-class server, sends data to terminal;

Cluster controller 903, be used to receive the query requests that first-class server sends, carry burst information in the described query requests, inquire about second streaming server corresponding with described burst information, and, comprise the information of described second streaming server in the described feedback information to first-class server transmission feedback information.

For ease of understanding, with a concrete application scenarios contact between intrasystem each unit of stream service processing in the present embodiment is described below:

When distribute media content, streaming server carries out burst with media content, and data fragmentation is stored in respectively on the different streaming servers, at first, first-class server 901 will be set up signaling with terminal and be connected, just can carry out the transmission of follow-up data, then set up detailed process that signaling connects can for, terminal sends the request of connecting to first-class server 901, first-class server 901 sends feedback information to terminal, the request success that expression connects, and in this feedback information, carry Session Description Protocol, this terminal is set up the data sendaisle to first-class server 901 requests, first-class server 901 sends feedback information notice terminal and successfully sets up the signaling connection, terminal is sent to first-class server 901 request playing media contents, carries the temporal information of the data that require broadcast in solicited message, comprises the data fragmentation duration in this temporal information.

After the playing request that first server, 901 receiving terminals send, the corresponding burst information of temporal information that comprises in inquiry and this playing request, and then to cluster controller 903 transmission query requests, 903 inquiries of request cluster controller provide the information of second streaming server 902 of burst service for the user, carry the burst information of data in this query requests, cluster controller 903 sends feedback information to first-class server 901, it is corresponding that the information that comprises second streaming server 902 in this feedback information, the information of second server 902 and first-class server 901 send to the burst information of carrying in the query requests of cluster controller 903.

First-class server 901 is after receiving the feedback information that cluster controller 903 sends, send a notification message to second streaming server 902 according to this feedback information, notify second streaming server 902 to be ready for sending terminal and require the media data play, first-class then server 901 receives the feedback information that second streaming server 902 sends, expression second server 902 has been carried out the preparation that sends media data, and first-class server 901 sends to terminal with the feedback information of playing request success, notify this terminal to prepare to receive the media data that second streaming server 902 will send, then, first-class server 901 notifies second streaming server 902 to send media data to terminal, and first-class server 902 begins to send media data and this situation is fed back to first-class server 901.

In the present embodiment, for the user provides second streaming server 902 of burst service after terminal sends data, the remaining time of first-class server 901 computing terminal played data, when data are about to finish, can provide step 208 among detailed process and the aforementioned embodiment shown in Figure 2 of streaming server of next burst service to 209 identical, specifically repeat no more herein to cluster controller inquiry.

In the technical scheme that the embodiment of the invention provides, the playing request that first-class server 901 receiving terminals send, send query requests to cluster controller 903,903 inquiries of request cluster controller provide the information of second streaming server 902 of burst service for the user, cluster controller 903 sends feedback information to first-class server 901, the information that comprises second streaming server 902 in this feedback information, first-class server 901 notifies second streaming server 902 to send data to terminal, owing in cluster controller, concentrate and preserve corresponding relation, be used to indicate the concrete streaming server of each data fragmentation storage, need not to preserve this corresponding relation in other the streaming server, when streaming server need send burst, can directly inquire about by cluster controller, so when the data fragmentation memory location is upgraded, the streaming server that perhaps stores the burst content occurs when unusual, only needing to upgrade the corresponding relation of preserving in the cluster controller gets final product, need not periodically to upgrade between each streaming server, therefore can the conserve bandwidth resource.

One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.

More than to a kind of streaming server processing method provided by the present invention, Apparatus and system is described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.

Claims

1. a stream service processing method is characterized in that, comprising:

The playing request that first-class server receiving terminal sends is carried temporal information in the described playing request;

The burst information that described first-class server lookup is corresponding with described temporal information;

Described first-class server sends query requests to cluster controller, and described query requests is used to ask described cluster controller inquiry for the information that the user provides second streaming server of burst service, carries burst information in the described query requests;

Described first-class server receives the feedback information that described cluster controller sends, and comprises the information of described second streaming server in the described feedback information, and the burst information of carrying in the information of described second streaming server and the described query requests is corresponding;

Described second streaming server of described first-class server notification sends data to described terminal.

2. method according to claim 1 is characterized in that, described second streaming server of described first-class server notification sends data to described terminal and comprises:

First-class server sends first notification message according to described feedback information to described second streaming server, and described first notification message is used to notify described second streaming server to be ready for sending data, and comprises described terminal information in described first notification message;

First-class server receives first feedback information of described second streaming server, and the feedback information of playing request success is sent to described terminal, and described first feedback information is used to represent that described second streaming server carried out the preparation that sends data;

First-class server sends second notification message to described second streaming server, and described second notification message is used to notify described second streaming server to send data;

First-class server receives second feedback information of described second streaming server, and described second feedback information is used to represent that described second streaming server begins to send data to described terminal.

3. method according to claim 1 is characterized in that, described second streaming server of described first-class server notification comprises after described terminal sends data:

When the difference of real time of the Estimated Time Of Completion of data playback and data playback during less than default value, described first-class server sends query requests to cluster controller, described query requests is used to ask described cluster controller is inquired about provides next burst service for the user streaming server, and described Estimated Time Of Completion is determined by current burst information.

4. method according to claim 3, it is characterized in that, described first-class server sends query requests to cluster controller, described query requests is used to ask described cluster controller is inquired about provides next burst service for the user streaming server, and described Estimated Time Of Completion comprises after being determined by current burst information:

When data playback is finished, the described streaming server played data that next burst service is provided for the user of described first-class server notification.

5. a stream service processing method is characterized in that, comprising:

Receive the query requests that first-class server sends, carry burst information in the described query requests;

Inquire about second streaming server corresponding with described burst information;

Send feedback information to first-class server, comprise the information of described second streaming server in the described feedback information.

6. method according to claim 5 is characterized in that, described inquiry second streaming server corresponding with described burst information comprises:

If first cluster controller does not inquire second streaming server corresponding with described burst information in the scope of first cluster controller management, the then described first cluster controller request, second cluster controller is inquiry second streaming server corresponding with described burst information in the scope of second cluster controller management.

7. a stream service processing method is characterized in that, comprising:

The playing request that the cluster controller receiving terminal sends is carried temporal information in the described playing request;

The described cluster controller inquiry burst information corresponding with described temporal information, and inquire about the streaming server of described burst information correspondence;

Described cluster controller notifies described streaming server to send data to described terminal.

8. method according to claim 7 is characterized in that, described cluster controller notifies described streaming server to comprise to described terminal transmission data:

Cluster controller sends first notification message to described streaming server, and described first notification message is used to notify described streaming server to prepare played data, and comprises described terminal information in described first notification message;

Described cluster controller receives first feedback information of described streaming server, and the feedback information of playing request success is sent to described terminal, and described first feedback information is used to represent that described streaming server carried out the preparation that sends data;

Described cluster controller sends second notification message to described streaming server, and described second notification message is used to notify described streaming server to send data;

Described cluster controller receives second feedback information of described streaming server, and described second feedback information is used to represent that described streaming server begins to send data to described terminal.

9. method according to claim 7 is characterized in that, described cluster controller notifies described streaming server to comprise after described terminal sends data:

When the difference of real time of data playback Estimated Time Of Completion and data playback during less than default value, described cluster controller inquiry provides the streaming server of next burst service for the user, and described Estimated Time Of Completion is determined by current burst information.

10. method according to claim 8 is characterized in that, the streaming server that described cluster controller inquiry provides next burst to serve for the user, described Estimated Time Of Completion comprise after being determined by current burst information:

When data playback was finished, described cluster controller was notified the described streaming server played data that next burst service is provided for the user.

11. a streaming server is characterized in that, comprising:

The playing request receiving element is used for the playing request that receiving terminal sends, and carries temporal information in the described playing request;

The burst information query unit is used for the first-class server lookup burst information corresponding with temporal information;

The first query requests transmitting element is used for sending query requests to described cluster controller, and described query requests is used to ask described cluster controller inquiry that the information of second streaming server of burst service is provided for the user;

The feedback information receiving element is used to receive the feedback information of cluster controller, comprises the information of second streaming server in the described feedback information, and the burst information of carrying in the information of described second streaming server and the described query requests is corresponding;

Send the data notification unit, be used to notify described second streaming server to send data to described terminal.

12. streaming server according to claim 11 is characterized in that, described transmission data notification unit comprises:

First notification unit, be used for sending first notification message to described second streaming server according to feedback information, described first notification message is used to notify second streaming server to be ready for sending data, and comprise described terminal information in first notification message, and receive first feedback information of described second streaming server, the feedback information of playing request success is sent to described terminal, and described first feedback information is used to represent that second streaming server carried out the preparation that sends data;

Second notification unit, be used for sending second notification message to described second streaming server, second feedback information that described second notification message is used to notify described second streaming server transmission data and receives second streaming server, described second feedback information is used to represent that second streaming server begins to send data to described terminal.

13. streaming server according to claim 11 is characterized in that, described streaming server also comprises:

Time difference judging unit, whether the difference of real time that is used for Estimated Time Of Completion that judgment data plays and data playback is less than default value.

14. streaming server according to claim 11 is characterized in that, described streaming server also comprises:

The second query requests transmitting element, when being used for difference when real time of the Estimated Time Of Completion of data playback and data playback less than default value, described first-class server sends query requests to cluster controller, described query requests is used to ask described cluster controller is inquired about provides next burst service for the user streaming server, and described Estimated Time Of Completion is determined by current burst information.

15. streaming server according to claim 11 is characterized in that, described streaming server also comprises:

The played data notification unit is used for when data playback is finished, the described streaming server played data that next burst service is provided for the user of described first-class server notification.

16. a cluster controller is characterized in that, comprising:

The query requests receiving element is used to receive the query requests that first-class server sends, and carries burst information in the described query requests;

Inquiry streaming server unit is used to inquire about the burst information corresponding with described temporal information, and inquires about second streaming server of described burst information correspondence;

The feedback information transmitting element is used for sending feedback information to first-class server, comprises the information of described second streaming server in the described feedback information.

17. cluster controller according to claim 16 is characterized in that, described cluster controller also comprises:

Processing unit, be used for if first cluster controller does not inquire second streaming server corresponding with described burst information in the scope of first cluster controller management, the then described first cluster controller request, second cluster controller is inquiry second streaming server corresponding with described burst information in the scope of second cluster controller management.

18. a cluster controller is characterized in that, comprising:

The request receiving element is used for the playing request that the cluster controller receiving terminal sends, and carries temporal information in the described playing request;

First query unit is used for the described cluster controller inquiry streaming server corresponding with described burst information;

The notice transmitting element is used for described cluster controller and notifies described streaming server to send data to described terminal.

19. cluster controller according to claim 18 is characterized in that, described notice transmitting element comprises:

The first notice transmitting element, be used for described cluster controller and send first notification message to described streaming server, described first notification message is used to notify described streaming server to prepare played data, and comprise described terminal information in described first notification message, described cluster controller receives first feedback information of described streaming server, and the feedback information of institute's playing request success sent to described terminal, described first feedback information is used to represent that described streaming server carried out the preparation that sends data;

The second notice transmitting element, be used for described cluster controller and send second notification message to described streaming server, described second notification message is used to notify described streaming server to send data, described cluster controller receives second feedback information of described streaming server, and described second feedback information is used to represent that described streaming server begins to send data to described terminal.

20. cluster controller according to claim 18 is characterized in that, described cluster controller also comprises:

Judging unit is used for judgment data and whether plays the difference of real time of Estimated Time Of Completion and data playback less than default value.

21. cluster controller according to claim 18 is characterized in that, described cluster controller also comprises:

Second query unit, when being used for difference when real time of data playback Estimated Time Of Completion and data playback less than default value, the streaming server that described cluster controller inquiry provides next burst to serve for the user, described Estimated Time Of Completion is determined by current burst information.

22. cluster controller according to claim 18 is characterized in that, described cluster controller also comprises:

Play notification unit, be used for when data playback is finished, described cluster controller is notified the described streaming server played data that next burst service is provided for the user.

23. a stream service processing system is characterized in that, comprising:

First-class server, be used for the playing request that receiving terminal sends, send query requests to cluster controller, ask described cluster controller inquiry that the information of second streaming server of burst service is provided for the user, and receive the feedback information that described cluster controller sends, notify described second streaming server to send data to described terminal;

Second streaming server is used to receive the announcement information of first-class server, sends data to terminal;

Cluster controller, be used to receive the query requests that first-class server sends, carry burst information in the described query requests, inquire about second streaming server corresponding with described burst information, and, comprise the information of described second streaming server in the described feedback information to first-class server transmission feedback information.