CN1929489B - Processing method, system, set-top-box, and device for realizing synchronization of dialogue and media flow - Google Patents
Processing method, system, set-top-box, and device for realizing synchronization of dialogue and media flow Download PDFInfo
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Abstract
The present invention discloses a processing method, system, set-top-box, and device for realizing synchronization of dialogue and media flow, relating to the field of digital television technology. The method comprises the following steps: the set top box reports media flow status report to BMS to inform media servo discharge materials according to status report to log off dialogue. The present invention can improve the accuracy of synchronization of the dialogue and the media flow. the processing method can get media flow current status to report media flow status report through set-top-box for integral management, with a result of enhancing the accuracy of operational control, guaranteeing good resource use ratio, realizing a more reasonable usage of soft hardware resource, reducing dependence of BMS on event notification from the media server and excessive dependence on the outside, so as to provide the possibility of expanding flexible operation strategy and improve generality of the system and good integration.
Description
Technical field
The present invention relates to digital television techniques, be meant a kind of session and synchronous processing method, system, set-top box and device of Media Stream in Digital Television, realized especially.
Background technology
Along with the continuous propelling of China's radio and television digitlization process, utilizing digital TV network to carry out interactive service has become possibility, and various interactive services continue to bring out.
In the interactive service of digital TV network, typical processing procedure is: the user is by interactive electronic program guide (Electronic Program Guide, EPG) interactive operation is carried out in guiding, user's service request is sent to business management system (Business Management System by set-top box, BMS), through after a series of authentication, BMS creates session for this service request, the process of creating session comprises application and distributes physics and logical resource, and notice media server media stream, media server begins media stream, the user can watch respective program, the user can select F.F. in watching the process of program, rewind down, operations such as time-out are controlled playing programs, finish or user when finishing playing programs in advance in playing programs, BMS will close session, promptly discharge resource, and media server is closed Media Stream.In process described above, session is the control unit that the user carries out interactive service affairs and management, for context environmental once is provided alternately, for user's program request film, ends up being conversation procedure from the beginning program request one time to watching; The data transmittal and routing form of the Media Stream media content that to be user's reality receive by set-top box.
Because the problem of treatment mechanism, tend to occur session and the nonsynchronous situation of Media Stream under the certain situation, cause can not get timely release, the user for the software and hardware resources that this interactive service distributes, Media Stream can't in time be closed, and influences user's rating and experience.The nonsynchronous reason of session and Media Stream has a lot, and for example, set-top box restarts in the playing programs process, and this moment, Media Stream was closed automatically, but session does not discharge; Communication abnormality between set-top box and front end such as interactive EPG or the media server, this moment, Media Stream was closed, but session does not discharge; Certain unit exception of functional entity such as interactive EPG or media server or restart, session this moment discharges, but Media Stream is not closed; Media server detects and nullifies Media Stream when unusual, and this moment, Media Stream was closed, but session does not discharge.
At present, by between BMS and the media server mutually the mode of notice guarantee between session and the Media Stream synchronously, as shown in Figure 1, do not contact directly between set-top box and the BMS, set-top box is passed through in user's service interaction request, optical fiber/coaxial mixing (Hybrid Fiber-Coaxial, HFC)/IP network is sent to interactive EPG, interactive EPG request BMS creates session, BMS creates session and distributes diverse network and system resource, BMS distributes asset source to the media server application, assets scheduling and Media Stream are play and are prepared, set-top box is by Media Stream control protocol interface requests media server media stream, and start player receiving media stream, represent to the user then.In Digital Television, various programs are referred to as assets.In the Media Stream playing process, media server can be notified the incident in the BMS Media Stream playing process, for example, the variation of Media Stream broadcast state, the variation of Media Stream controlled state, media server processes is unusual, or the like.When situation that session closes appearred in BMS, the notice media server was closed Media Stream; Media Stream to occur unusual or when closing the situation of Media Stream, notice BMS closes session when media server.
According to above description as seen, when network or set-top box are unusual, because interactive EPG or BMS or media server can't detect, therefore, realize that the Synchronization Control between session and the Media Stream has very strong dependence to the outside, need could realize by other means, for example, visit network management system, direct accesses network equipment wait the abnormal conditions of obtaining network or set-top box, have influenced the versatility of the synchronous implementation of session and Media Stream.Realize too relying on the event notification interface between BMS and the media server in the synchronous processing of session and Media Stream, scope that incident contains and granularity of division directly have influence on session and the synchronous effect of Media Stream; And media server also do not have at present unified standard on event definition, has different event definitions at the ability of different media servers, like this, causes BMS can't unify on handling, and is unfavorable for integrated between the system.
In addition, in order to improve the synchronous effect of session and Media Stream, certainly will require content that event definition contains as much as possible, granularity of division will try one's best carefully, like this, can make on the one hand that interactive messages increases between media server and the BMS, bring impact to the disposal ability of Network Transmission and BMS; On the other hand, BMS all needs corresponding processing logic at every kind of incident, and the refinement with granularity of increasing along with event number can make the processing logic of BMS too complicated, makes that the realization cost of BMS is too high, and has increased the weight of the processing burden of BMS.In addition, even the granularity of division of incident is very thin, some incident but is that media server can't be detected, like this, also just at all can't by events corresponding notify realize between session and the Media Stream synchronously.
Summary of the invention
In view of this, the invention provides a kind of session and synchronous processing method, system, set-top box and device of Media Stream realized, improve the synchronous effect between session and the Media Stream.
The synchronous processing method of realization session provided by the invention and Media Stream comprises:
Set-top box periodically detects the current state of Media Stream;
Set-top box reports the Media Stream status report to business management system BMS;
When described when being reported as Media Stream exception reporting or Media Stream conclude report, after BMS receives the Media Stream status report, discharge resource by session control notice media server, after media server is notified, discharge resource, media server returns response to BMS after discharging resource, and BMS nullifies session.
The synchronous system of realization session provided by the invention and Media Stream comprises: set-top box, BMS and media server, wherein,
Described set-top box is used for periodically the current state of Media Stream is detected, and reports the Media Stream status report;
When described Media Stream status report is Media Stream exception reporting or Media Stream conclude report, after described BMS is used to receive the Media Stream status report, discharge resource by session control notice media server, after the receiving media server discharged resource, the response of returning was also nullified session;
Described media server is used for returning response according to after the notice release resource to BMS.
Among the present invention, set-top box reports the Media Stream status report to BMS, BMS discharges resource according to this Media Stream status report notice media server, and cancellation session, thereby make between session and the Media Stream keep good synchronously, because set-top box can be known the current state of knowing Media Stream, therefore, report the Media Stream status report by set-top box to BMS, can make the unified management in BMS of session and Media Stream, improve the synchronous accuracy of session and Media Stream, promptly strengthen the accuracy of professional control, guaranteed good resource utilization, realized the more rational use of software and hardware resources.BMS can grasp the broadcast situation of Media Stream more exactly by the Media Stream status report, and the incident that needn't provide by media server is again known the broadcast situation of Media Stream, reduced BMS to dependence from the event notice of media server, also needn't too rely on to external world again, thereby provide condition for expanding flexible operation strategy, improved the versatility of system and good integration.
Description of drawings
Fig. 1 is existing digital TV network networking schematic diagram;
Fig. 2 is a digital TV network networking schematic diagram in the embodiment of the invention;
Fig. 3 is apparatus structure schematic diagram in the digital TV network among the embodiment among the present invention;
Fig. 4 sets up the interactive service flow chart in the embodiment of the invention;
Fig. 5 is an interactive service control flow chart in the embodiment of the invention;
Fig. 6 is the professional control flow chart that user's active termination Media Stream is play in the embodiment of the invention;
Fig. 7 is that Media Stream is play unusual professional control flow chart in the embodiment of the invention;
Fig. 8 is the professional control flow chart of communication abnormality in the embodiment of the invention;
Fig. 9 is the professional control flow chart of session timeout in the embodiment of the invention;
Figure 10 is that media server finishes the professional control flow chart that Media Stream is play in the embodiment of the invention.
Embodiment
BMS manages session, media server manages Media Stream, and what Media Stream was different with session is that Media Stream needs set-top box to receive and represents to the user, like this, should receive and the effect that represents Media Stream determines whether Media Stream is effective with set-top box.Set-top box can know can receiving media flow, can decode Media Stream, when receiving media stream, media flow quality quality, when stop receiving media stream, like this, BMS can utilize set-top box to obtain the information of Media Stream, realize between session and the Media Stream synchronously.
Among the present invention, set-top box reports the Media Stream status report to BMS, and BMS discharges resource according to this Media Stream status report notice media server, and nullifies session, thus make keep between session and the Media Stream good synchronously.Set-top box can be directly and BMS communicate, directly send the Media Stream status report by interface to BMS, this interface is used for the media stream status report for what increase newly between set-top box and BMS; Set-top box also can communicate by interactive EPG and BMS, transmits the Media Stream status report by interactive EPG to BMS.Described Media Stream status report can be Media Stream exception reporting or Media Stream conclude report.
Further, set-top box can be periodically detects the current state of Media Stream, the state that obtains according to detection reports the Media Stream status report to BMS then, whether the current state of notice BMS Media Stream is normal, so that BMS can carry out corresponding operating according to the Media Stream status report that set-top box reports, for example, BMS is when the current state of Media Stream is unusual, the notice media server is closed Media Stream, is discharged resource, and BMS nullifies session so that keep between session and the Media Stream good synchronously.
Fig. 2 is a digital TV network networking schematic diagram in the embodiment of the invention, as shown in Figure 2, digital TV network system comprises: set-top box, interactive EPG, BMS and media server, wherein, set-top box is used to send the service interaction request, interactive operation is carried out in guiding according to interactive EPG, the concurrent transmission that takes the request of affair and request Media Stream, and receiving media flows and Media Stream is represented to the user; Interactive EPG is used to guide interactive operation, creates session according to service request request BMS; BMS is used to create session and distribution network and system resource, and application distributes asset source; Media server is used to distribute asset source, carries out assets scheduling and Media Stream and plays preparation, sends Media Stream.Further, set-top box is further used for detecting the current state of Media Stream, reports the Media Stream status report according to this state, and BMS is further used for according to this Media Stream status report, notice discharges resource and nullifies session, and media server is further used for discharging resource according to notice.In addition, flow through in the journey at the set-top box receiving media, set-top box is further used for periodically the current state of Media Stream is detected, and reports the Media Stream status report according to detected state to BMS.Described Media Stream status report can be Media Stream exception reporting or Media Stream conclude report.Above-described Media Stream status report can directly directly be sent to BMS by set-top box by the interface between set-top box and the BMS, also can be transmitted to BMS by interactive EPG.BMS is further used for detecting when not receiving Media Stream status report or session timeout in the setting-up time length, and notice discharges resource and nullifies session.
Fig. 3 is an apparatus structure schematic diagram in the digital TV network in the embodiment of the invention, as shown in Figure 3, set-top box comprises: Main Processor Unit, condition monitoring unit and client process unit, wherein, Main Processor Unit is used to send the service interaction request, interactive operation is carried out in guiding according to interactive EPG, the concurrent transmission that takes the request of affair and request Media Stream, and receiving media flows and Media Stream is represented to the user; The condition monitoring unit is used to detect the current state of Media Stream, and indication reports the Media Stream status report; The client process unit is used to send the Media Stream status report.Further, the condition monitoring unit is further used for periodically the current state of Media Stream is detected, and indication reports the Media Stream status report; The client process unit is further used for sending the Media Stream status report.
BMS comprises session management unit and service end processing unit, and wherein, the service end processing unit sends the Media Stream status report of receiving; Session management unit is used to create session and distribution network and system resource, and application distributes asset source, is further used for according to the Media Stream status report that receives, and notice discharges resource and nullifies session.The service end processing unit is further used for periodically receiving media stream mode report.BMS further comprises the overtime monitoring unit of report, and the service end processing unit is further used for notifying the current Media Stream status report of receiving; Report that overtime monitoring unit is used to detect when not receiving the Media Stream status report in the setting-up time length announcement session administrative unit; Session management unit is further used for according to notice, and notice discharges resource and nullifies session.Can further comprise the session timeout monitoring unit in the session management unit, when being used to detect session timeout, triggering session administrative unit notice discharges resource and nullifies session.
Among the present invention Media Stream begun that report, Media Stream conclude report, Media Stream are normally reported, the Media Stream exception reporting is referred to as the Media Stream status report.
Once complete service interaction comprises that service request, service send, professional control three parts, it is the preceding program process of professional control that service request, service send, for guaranteeing the integrality of scheme, the processing procedure that at first service request, service is sent among the present invention is described.
Fig. 4 sets up the interactive service flow chart in the embodiment of the invention, and as shown in Figure 4, the processing procedure of setting up interactive service may further comprise the steps:
Step 401～step 406: the user selects interactive service place channel, enters interactive service, after the applications client of set-top box loading and startup interactive service, to interactive EPG request homepage.After interactive EPG is received request, carry out authorization check, the user is authenticated, the user is by after authenticating, and interactive EPG provides homepage to set-top box, and set-top box represents this homepage and classification of service to the user.
Step 407～step 417: the user selects service in classification of service, serves to the interactive EPG request by set-top box, after EPG receives request, to BMS request service, after BMS receives request, carry out the authorization of service inspection, determine whether the user has the authority request respective service.After the user checked by authorization of service, BMS created session, distribution system and Internet resources; Distribute asset source by session control application media server then, media server distributes asset source, and definite Media Stream broadcast strategy, carries out Media Stream and plays preparation, returns response to BMS then.After BMS is responded, start Session Timer,, can't in time discharge, return response to interactive EPG then to avoid Session Resources to session overtime monitoring the whether.After EPG receives response, return response to set-top box.
Step 418～step 421: set-top box is by Media Stream control request media server media stream, after media server is received request, return response to set-top box, send Media Stream to set-top box then, set-top box starts player receiving media stream and represents to the user.
Interactive service need be controlled the current interactive service that carries out after setting up, and the concrete processing procedure of business being controlled with the different situations of Media Stream end of playing is described respectively below.The situation of Media Stream end of playing comprises a variety of, and for example, user's active termination Media Stream is play, and set-top box detects Media Stream and plays unusually, and set-top box and BMS communication abnormality, media server finish Media Stream to be play, or the like.
Fig. 5 is an interactive service control flow chart in the embodiment of the invention, and as shown in Figure 5, the processing procedure of interactive service control may further comprise the steps:
Step 501: set-top box begins receiving media stream, reports Media Stream to begin report to BMS, and this set-top box of notice BMS has begun receiving media stream.
After step 502:BMS received that Media Stream begins report, starting state was reported overtime monitoring, i.e. starting state report monitor timer, and so that the long-time situation of Media Stream status report of not receiving is handled, specifically can be referring to description about Fig. 7.
Step 503: set-top box is after BMS reports Media Stream to begin report, and the starting state report timer is periodically to report the Media Stream state variation to BMS.
Step 502 does not have tangible time sequencing with step 503 on carrying out, can carry out simultaneously; Can first execution in step 502, execution in step 503 again; Also can first execution in step 503, execution in step 502 again.
Step 504: status report timer then, set-top box detects the current state of Media Stream, the current state of determining Media Stream just often reports Media Stream normally to report to BMS, and starting state report timer again.BMS restarts the overtime monitoring of status report after receiving the normal report of Media Stream.At the Media Stream state just often, according to status report timer repeated execution of steps 504.
Step 505: set-top box reports the Media Stream status report to BMS, this Media Stream status report can be Media Stream exception reporting or Media Stream conclude report, detecting Media Stream as set-top box plays unusual, then report the Media Stream exception reporting to BMS, and for example set-top box detects the Media Stream normal termination, then reports the Media Stream conclude report to BMS.
After step 506:BMS receives the Media Stream status report, discharge resource by session control notice media server.
Step 507～step 509: after media server is notified, discharge resource.After media server has discharged resource, return response to BMS, BMS nullifies session.
The field that comprises in the Media Stream status report that proposes among the present invention and the form of each field are referring to table one.
The field and the form of table one Media Stream status report
Fig. 6 is the professional control flow chart that user's active termination Media Stream is play in the embodiment of the invention, and as shown in Figure 6, the processing procedure of the business control that user's active termination Media Stream is play may further comprise the steps:
Step 601: set-top box begins receiving media stream, reports Media Stream to begin report to BMS, and this set-top box of notice BMS has begun receiving media stream.Corresponding to table one, this Media Stream begins to comprise in the report: session identification is used to identify this Media Stream and begins to report the place session; User ID is used for sign and the corresponding user of this session; Asset identification is used to be designated the media file that the user plays; The Media Stream state is beginning, shows that the current media stream mode is reported as Media Stream and begins report; Ask the time of this interactive service; The time that this Media Stream of current transmission begins to report.
After step 602:BMS received that Media Stream begins report, starting state was reported overtime monitoring, i.e. starting state report monitor timer, and so that the long-time situation of Media Stream status report of not receiving is handled, specifically can be referring to description about Fig. 8.
Step 603: set-top box is after BMS reports Media Stream to begin report, and the starting state report timer is periodically to report the Media Stream state variation to BMS.
Step 602 does not have tangible time sequencing with step 603 on carrying out, can carry out simultaneously; Can first execution in step 602, execution in step 603 again; Also can first execution in step 603, execution in step 602 again.
Step 604: status report timer then, set-top box detects the current state of Media Stream, the current state of determining Media Stream just often reports Media Stream normally to report to BMS, and starting state report timer again.BMS restarts the overtime monitoring of status report after receiving the normal report of Media Stream.At the Media Stream state just often, according to status report timer repeated execution of steps 604.Corresponding to table one, comprise in the normal report of this Media Stream: session identification is used to identify this Media Stream and normally reports the place session; User ID is used for sign and the corresponding user of this session; Asset identification is used to be designated the media file that the user plays; The Media Stream state is normal, shows that the current media stream mode is reported as Media Stream and normally reports; Ask the time of this interactive service; The time of the normal report of this Media Stream of current transmission.
Step 605: the user is in watching the program process, and because of channel switch or apply for the broadcast of action need active termination Media Stream such as other services, the announcement machine top box stops the broadcast of Media Stream.
Step 606: set-top box is closed Media Stream by Media Stream control request media server.
Step 607: after media server is received request, close Media Stream.
Step 608: after media server is closed Media Stream, return response to set-top box.
Step 609: after set-top box is received response, stop to represent the content of Media Stream, stop the broadcast of Media Stream to the user.
Step 610: set-top box reports the Media Stream conclude report to BMS.Corresponding to table one, comprise in this Media Stream conclude report: session identification is used to identify this Media Stream conclude report place session; User ID is used for sign and the corresponding user of this session; Asset identification is used to identify the media file that finishes broadcast; The Media Stream state shows that for finishing the current media stream mode is reported as the Media Stream conclude report; Ask the time of this interactive service; The time of this Media Stream exception reporting of current transmission.
Step 609 does not have tangible time sequencing with step 610 on carrying out, can carry out simultaneously; Can first execution in step 609, execution in step 610 again; Also can first execution in step 610, execution in step 609 again.
After step 611:BMS receives the Media Stream conclude report, discharge resource by session control notice media server.
Step 612: after media server is notified, discharge resource.
Step 613～step 614: after media server has discharged resource, return response to BMS, BMS nullifies session.
Fig. 7 is that Media Stream is play unusual professional control flow chart in the embodiment of the invention, and as shown in Figure 7, the processing procedure that Media Stream is play unusual business control may further comprise the steps:
Step 701～step 704 is identical with step 601～step 604.
Step 705: status report timer then, set-top box detects the current state of Media Stream, when determining that the current state of Media Stream is unusual, reports the Media Stream exception reporting to BMS.In addition, if set-top box is not to constantly at status report timer, the current state of determining Media Stream is unusual, but it is unusual in other current states of determining Media Stream constantly, at this moment, set-top box can report the Media Stream exception reporting to BMS immediately, rather than must wait until that status report timer then reports this Media Stream exception reporting to BMS again.Corresponding to table one, comprise in this Media Stream exception reporting: session identification is used to identify this Media Stream exception reporting place session; User ID is used for sign and the corresponding user of this session; Asset identification is used to be designated the media file that the user plays; The Media Stream state is unusual, shows that the current media stream mode is reported as the Media Stream exception reporting; Ask the time of this interactive service; The time of this Media Stream exception reporting of current transmission.Set-top box determines that the current state of Media Stream can be set-top box unusually to Media Stream decoding failure, or be that set-top box is play unusual to Media Stream, or be that set-top box receives unusually Media Stream, or for set-top box detects the player fault, or be that the quality that detects Media Stream does not reach the setting requirement.
After step 706:BMS receives the Media Stream exception reporting, discharge resource by session control notice media server.
Step 707: after media server is notified, close Media Stream.
Step 708: set-top box stops to represent to the user content of Media Stream, stops the broadcast of Media Stream.
Step 709: set-top box reports the Media Stream conclude report to BMS.
Step 708 does not have tangible time sequencing with step 709 on carrying out, can carry out simultaneously; Can first execution in step 708, execution in step 709 again; Also can first execution in step 709, execution in step 708 again.
Step 710: media server discharges resource.
Step 711～step 712 is identical with step 613～step 614.
Fig. 8 is the professional control flow chart of communication abnormality in the embodiment of the invention, and as shown in Figure 8, the processing procedure of the business of communication abnormality control may further comprise the steps:
Step 801～step 804 is identical with step 601～step 604.If BMS does not once receive the Media Stream status report from set-top box, then step 804 can be omitted, directly execution in step 805.
It is overtime that step 805～step 806:BMS detects the Media Stream status report, as the status report monitor timer that starts then, be the Media Stream status report of not receiving in the setting-up time scope from set-top box, BMS discharges resource by session control notice media server.
Step 807～step 812 is identical with step 707～step 712.
Fig. 9 is the professional control flow chart of session timeout in the embodiment of the invention, and as shown in Figure 9, the processing procedure of the business of session timeout control may further comprise the steps:
Step 901～step 904 is identical with step 601～604.
Step 905～step 906:BMS detects session timeout, as the Session Timer that starts then, discharges resource by session control notice media server.By being set, Session Timer avoid Session Resources to can not get timely release.
Step 907～step 912 is identical with step 707～step 712.
Figure 10 is that media server finishes the professional control flow chart that Media Stream is play in the embodiment of the invention, and as shown in figure 10, the processing procedure that media server finishes the business control of Media Stream broadcast may further comprise the steps:
Steps A 01～steps A 04 is identical with step 601～step 604.
Steps A 05～steps A 06: media server is initiatively closed Media Stream, after set-top box determines that Media Stream is closed, after promptly set-top box detects media server and closes Media Stream, stops the broadcast of Media Stream.
Steps A 07～steps A 11 is identical with step 610～step 614.
Media server finishes situation that Media Stream plays and comprises a variety ofly, and for example, the user has intactly watched program, and the dropping by the wayside of playing programs, when program finished, media server did not finish the broadcast of Media Stream; Set-top box is closed or is reset, but set-top box close or reset the time be carved between the moment of program normal termination, media server does not receive that BMS discharges the notice of resource, the situation of the overtime or session timeout of Media Stream status report does not promptly take place, therefore, media server playing media always flow to program and finishes, and set-top box is closed or reset and comprises that the direct closure plane top box of user, set-top box power down, set-top box restart etc.; Network between media server and the set-top box is unusual, and media server can't be communicated by letter with set-top box, loses as Media Stream control signal or media stream signal between media server and the set-top box, and media server will initiatively stop the broadcast of Media Stream; Media server detects Media Stream and some problem occurs, and is second-rate as media stream signal, is lower than the service quality of requirement, or the content of Media Stream does not meet the setting requirement, or media server do not search relevant media file, and at this moment, media server will initiatively stop the broadcast of Media Stream.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (9)
1. realize session and the synchronous processing method of Media Stream for one kind, it is characterized in that this method comprises:
Set-top box periodically detects the current state of Media Stream;
Set-top box reports the Media Stream status report to business management system BMS;
When described when being reported as Media Stream exception reporting or Media Stream conclude report, after BMS receives the Media Stream status report, discharge resource by session control notice media server, after media server is notified, discharge resource, media server returns response to BMS after discharging resource, and BMS nullifies session.
2. method according to claim 1 is characterized in that, described set-top box reports the Media Stream status report to BMS, further comprises afterwards: the BMS starting state is reported overtime monitoring.
3. method according to claim 2 is characterized in that, described BMS starting state is reported overtime monitoring, further comprises afterwards: it is overtime that BMS detects the Media Stream status report, and the notice media server discharges resource, and nullifies session.
4. according to the arbitrary described method of claim 1 to 3, it is characterized in that described set-top box reports the Media Stream status report to BMS, further comprises before: BMS creates session, and starts the session timeout monitoring.
5. method according to claim 4 is characterized in that, described BMS starts the session timeout monitoring, and further comprise afterwards: BMS detects session timeout, and the notice media server discharges resource, and nullifies session.
6. according to the arbitrary described method of claim 1 to 3, it is characterized in that described set-top box reports the Media Stream status report to BMS, for:
Set-top box detects the broadcast of user's active termination Media Stream, reports the Media Stream conclude report to BMS; Or
The current state that set-top box detects Media Stream is unusual, reports the Media Stream exception reporting to BMS; Or
Set-top box detects media server and closes Media Stream, reports the Media Stream conclude report to BMS.
7. method according to claim 6 is characterized in that, the current state that described set-top box detects Media Stream is unusual: for set-top box Media Stream is decoded and fail; Or be that set-top box is play unusual to Media Stream; Or be that set-top box receives unusually Media Stream; Or detect the player fault for set-top box.
8. realize session and the synchronous system of Media Stream for one kind, it is characterized in that this system comprises: set-top box, BMS and media server, wherein,
Described set-top box is used for periodically the current state of Media Stream is detected, and reports the Media Stream status report;
When described Media Stream status report is Media Stream exception reporting or Media Stream conclude report, after described BMS is used to receive the Media Stream status report, discharge resource by session control notice media server, after the receiving media server discharged resource, the response of returning was also nullified session;
Described media server is used for returning response according to after the notice release resource to BMS.
9. system according to claim 8 is characterized in that, described BMS is further used for detecting when not receiving Media Stream status report or session timeout in the setting-up time length, and notice discharges resource and nullifies session.
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|---|---|---|---|---|
| CN101651665B (en) * | 2008-08-14 | 2013-04-17 | 华为技术有限公司 | Method, device and system for controlling playing state detection of media resource |
| CN101345665B (en) * | 2008-08-28 | 2011-08-24 | 华为技术有限公司 | Method and system for media surface controlling signaling surface |
| CN102137293B (en) * | 2010-12-31 | 2015-01-21 | 华为技术有限公司 | Resource allocation method, user business terminal and head end system of streaming media service |
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| CN102710437B (en) * | 2012-05-24 | 2015-07-08 | 广州金视网络信息工程有限公司 | Mobile HFC network information interaction system |
| CN105430534B (en) * | 2015-10-29 | 2019-12-10 | Tcl集团股份有限公司 | method and system for reporting data by intelligent equipment |
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| CN1460366A (en) * | 2001-03-27 | 2003-12-03 | 皇家菲利浦电子有限公司 | TV recorder with inoperative settop box functions |
| CN1777231A (en) * | 2005-12-09 | 2006-05-24 | 上海广电（集团）有限公司中央研究院 | Media playing set top box |
| EP1499127B1 (en) * | 2003-07-18 | 2006-08-30 | Alcatel | A method of distributing real time data streams across a multimedia network as well as a mediation device and a multimedia network therefore |
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| CN1460366A (en) * | 2001-03-27 | 2003-12-03 | 皇家菲利浦电子有限公司 | TV recorder with inoperative settop box functions |
| EP1499127B1 (en) * | 2003-07-18 | 2006-08-30 | Alcatel | A method of distributing real time data streams across a multimedia network as well as a mediation device and a multimedia network therefore |
| CN1777231A (en) * | 2005-12-09 | 2006-05-24 | 上海广电（集团）有限公司中央研究院 | Media playing set top box |
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| CN1929489A (en) | 2007-03-14 |
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