CN102137293B - Resource allocation method, user business terminal and head end system of streaming media service - Google Patents
Resource allocation method, user business terminal and head end system of streaming media service Download PDFInfo
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- CN102137293B CN102137293B CN201010619791.8A CN201010619791A CN102137293B CN 102137293 B CN102137293 B CN 102137293B CN 201010619791 A CN201010619791 A CN 201010619791A CN 102137293 B CN102137293 B CN 102137293B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44222—Analytics of user selections, e.g. selection of programs or purchase activity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2387—Stream processing in response to a playback request from an end-user, e.g. for trick-play
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
- H04N21/6587—Control parameters, e.g. trick play commands, viewpoint selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
Abstract
The embodiment of the invention discloses a resource allocation method, a user business terminal and a head end system of streaming media service. The method comprising the steps of judging whether current time surpasses out-of-service time of the streaming media service when the streaming media service is in a service state; setting the service state of the streaming media service to be failure if the current time surpasses the out-of-service time of the streaming media service, and recording the information of suspension of the streaming media service; and sending a requirement of stopping broadcasting to the head end system so as to request the head end system to stop allocating resources to the streaming media service. According to the embodiment of the invention, when a user switches off a playing terminal, or departs for a long time without watching the contents of a streaming medium, the streaming media service is judged to be failure, so that the head end system stops broadcasting the streaming medium to the user business terminal so as to save the occupancy of the playing terminal on system resources.
Description
Technical field
The present invention relates to streaming media communication technical field, the resource allocation method of particularly streaming media service, customer service terminal and head-end system.
Background technology
Along with the enhancing that people need audiovisual entertainment, the business relevant to Streaming Media is developed, at present in different field, multiple streaming media service form has been there is for the dissimilar network coverage, comprise: IPTV(internet protocol Television, Internet Protocol Television), DTV(Digital Television, Digital Television), MTV(Mobile Television, mobile TV) etc.
Stream media service system comprises head-end system, customer service terminal (such as: Set Top Box, PC main frame) and playback terminal (such as: television set, display).Wherein, head-end system mainly comprises streaming media server and the network equipment, and streaming media server is for providing broadcasting of Streaming Media, and the network equipment provides the transmission of Streaming Media; Customer service terminal receiving stream media output stream media of decoding are to playback terminal; Playback terminal broadcasts streaming medium content.In prior art, in each streaming media service process, capital forms resource occupation to head-end system and customer service terminal, and these resources comprise the physical resources such as CPU, internal memory, hard disk, port, the network bandwidth, frequency, IP address, also comprise the logical resource such as service identification and bag mark.
Inventor finds in the research process of prior art, in prior art when realizing streaming media service, user directly may close playback terminal after finishing watching streaming medium content, or leave for a long time and no longer watch streaming medium content, now customer service terminal is not closed, although user has terminated to watch streaming medium content, but streaming media server still can broadcast Media Stream to customer service terminal, the network equipment also can flow to customer service terminal by these media of normal transmission, customer service terminal also normally can be carried out decoding to Media Stream and be exported, only the streaming medium content of playback terminal no longer after broadcast decoder.It can thus be appreciated that after user terminates viewing streaming medium content, streaming media server, the network equipment, customer service terminal etc. still can be this playback terminal at substantial process resource.
Summary of the invention
The object of the present invention is to provide the resource allocation method of streaming media service, customer service terminal and head-end system, to solve the problem of still at substantial Streaming Media process resource when user in prior art terminates to watch Streaming Media.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A resource allocation method for streaming media service, comprising:
When streaming media service is in effective status, judge whether current time exceedes the out-of-service time of streaming media service;
If current time exceedes the out-of-service time of described streaming media service, the state of described streaming media service is set to failure state, and records the interrupting information of described streaming media service;
Head-end system sends stopping and broadcasting request, stops as described streaming media service Resources allocation to ask described head-end system;
Wherein, described method also comprises:
When receiving the service request of streaming media service, the state arranging described streaming media service is effective status;
Reset the service failure time of streaming media service validity process timer pre-set, the described service failure time be current time with pre-set business inefficacy duration with.
A resource allocation method for streaming media service, comprising:
Request is broadcast in the stopping receiving the transmission of customer service terminal, the described stopping request of broadcasting is for streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service, wherein, the effective status of described streaming media service is that described customer service terminal is arranged when receiving the service request of streaming media service, and the service failure time of the streaming media service validity process timer pre-set is carried out when receiving the service request of streaming media service resetting by described customer service terminal, the described service failure time be current time and pre-set business inefficacy duration and,
Record the interrupting information of described streaming media service, and stop as described streaming media service Resources allocation.
A kind of customer service terminal, comprising: input/output interface module, user operation monitoring modular, availability of service identification module and service breakpoint processing module; Wherein,
Input/output interface module, for receiving the operation control command that user terminal sends, and reports user operation monitoring modular by described operation control command;
User operation monitoring modular, for the operation control command that monitor user ' terminal sends, and reports availability of service identification module by monitoring information;
Availability of service identification module, for playing to service breakpoint processing module request stream media terminal, or request recovers streaming media playing from breakpoint;
Service breakpoint processing module, sends the interrupt request of Streaming Media for head-end system, or the service recovery request of Streaming Media.
A kind of head-end system, comprising: service request access module, service control module, network resource managing module, serve resources management module and streaming media service module; Wherein,
Service request access module, for forwarding the interrupt request of the Streaming Media that customer service terminal sends to service control module, or the service recovery request of Streaming Media;
Service control module, for sending the control command of releasing network resources or allocation of network resources to network resource managing module, and the control command of release Service Source or distribution services resource is sent to serve resources management module, and send interrupt flow media play to streaming media service module, or recover the control command of streaming media playing from fixed time point;
Streaming media service module, for media stream to customer service terminal.
A kind of customer service terminal, comprising:
Judging unit, for when streaming media service is in effective status, judges whether current time exceedes the out-of-service time of streaming media service;
Setting unit, when judging that current time exceedes the out-of-service time of described streaming media service for described judging unit, is set to failure state by the state of described streaming media service; And when receiving the service request of streaming media service, the state arranging described streaming media service is effective status;
Reset cell, for resetting the service failure time of the streaming media service validity process timer pre-set, the described service failure time be current time and pre-set business inefficacy duration and;
Record cell, for recording the interrupting information of described streaming media service;
Transmitting element, sends stopping for head-end system and broadcasts request, stops as described streaming media service Resources allocation to make described head-end system.
A kind of head-end system, comprising:
Receiving element, request is broadcast in the stopping sent for receiving customer service terminal, the described stopping request of broadcasting is for streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service, wherein, the effective status of described streaming media service is that described customer service terminal is arranged when receiving the service request of streaming media service, and the service failure time of the streaming media service validity process timer pre-set is carried out when receiving the service request of streaming media service resetting by described customer service terminal, the described service failure time be current time and pre-set business inefficacy duration and,
Record cell, for recording the interrupting information of described streaming media service;
Dispensing unit, for stopping as described streaming media service Resources allocation.
The technical scheme provided from the above embodiment of the present invention, in the embodiment of the present invention, customer service terminal is when streaming media service is in effective status, when judging that current time exceedes the out-of-service time of streaming media service, the state of streaming media service is set to failure state, and the interrupting information of recorded stream media services, head-end system sends stopping and broadcasting request, stops as this streaming media service Resources allocation to make head-end system.The application embodiment of the present invention, when user closes playback terminal, or when leaving for a long time and no longer watch streaming medium content, streaming media service is judged as lost efficacy, thus make head-end system stop broadcasting Streaming Media to customer service terminal, save playback terminal taking system resource.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Figure 1A is the first embodiment flow chart of the resource allocation method of streaming media service of the present invention;
Figure 1B is the second embodiment flow chart of the resource allocation method of streaming media service of the present invention;
Fig. 2 is application a kind of head-end system of the embodiment of the present invention and the interworking architecture schematic diagram of customer service terminal;
Fig. 3 is the 3rd embodiment flow chart of the resource allocation method of streaming media service of the present invention;
Fig. 4 is Resources allocation start the flow chart of streaming media service in Fig. 3 the 3rd embodiment;
Fig. 5 is interrupt flow media distribution the flow chart of releasing resource in Fig. 3 the 3rd embodiment;
Fig. 6 judges that user recovers streaming media service and carries out the flow chart of Resourse Distribute in Fig. 3 the 3rd embodiment;
Fig. 7 is Resources allocation recover the flow chart of streaming media service in Fig. 6;
Fig. 8 is the 4th embodiment flow chart of the resource allocation method of streaming media service of the present invention;
Fig. 9 records service disruption point, interrupt flow media distribution the flow chart of releasing resource in Fig. 8 the 4th embodiment;
Figure 10 judges that user recovers streaming media service and carries out the flow chart of Resourse Distribute in Fig. 8 the 4th embodiment;
Figure 11 is Resources allocation recover the flow chart of streaming media service in Figure 10;
Figure 12 is the embodiment block diagram of the resource configuration system of streaming media service of the present invention;
Figure 13 is the first embodiment block diagram of customer service terminal of the present invention;
Figure 14 is the second embodiment block diagram of customer service terminal of the present invention;
Figure 15 is the first embodiment block diagram of head-end system of the present invention;
Figure 16 is the second embodiment block diagram of head-end system of the present invention.
Embodiment
Embodiments provide the resource allocation method of streaming media service, customer service terminal and head-end system.
In order to make those skilled in the art person understand the present invention program better, and enable above-mentioned purpose of the present invention, feature and advantage become apparent more, below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
See Figure 1A, be the first embodiment flow chart of the resource allocation method of streaming media service of the present invention, this embodiment is described from customer service end side:
Step 101: when streaming media service is in effective status, whether customer service terminal judges current time exceedes the out-of-service time of streaming media service.
In the embodiment of the present invention, when customer service terminal receives the service request of streaming media service, the state arranging streaming media service is effective status, and reset the service failure time of streaming media service validity process timer pre-set, this service failure time be current time with pre-set business inefficacy duration with.
Concrete, when streaming media service validity process timer arrives the cycle of operation, the relatively service failure time of current time and streaming media service validity process timer, when current time is less than the service failure time, then determine that streaming media service is effective, when current time is greater than the service failure time, then determine that streaming media service was lost efficacy.
Step 102: if current time exceedes the out-of-service time of streaming media service, the state of streaming media service is set to failure state.
Step 103: the interrupting information of recorded stream media services.
Wherein, streaming media service comprises order program service and direct broadcast service.For order program service, then record the program number of flow-medium performance and the time point of current broadcasting of institute's program request; For direct broadcast service, then the channel of the flow-medium performance that record is live.
Step 104: head-end system sends stopping and broadcasting request, stops as streaming media service Resources allocation with request header end system.
Wherein, head-end system obtains the service conversation of streaming media service, is released to Internet resources, Service Source and possible resource that this streaming media service distributes, and removes the service conversation of streaming media service.
Further, when streaming media service reenters effective status from failure state, customer service terminal obtains the interrupting information of media services, send service recovery request according to interrupting information head-end system, request header end system sends Streaming Media to customer service terminal from the breakpoint place of streaming media service.
See Figure 1B, be the second embodiment flow chart of the resource allocation method of streaming media service of the present invention, this embodiment is described from head-end system side:
Step 111: request is broadcast in the stopping that head-end system receives the transmission of customer service terminal, this stopping is broadcast and is asked as streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service.
Step 112: the interrupting information of recorded stream media services.
Step 113: stop as streaming media service Resources allocation.
Concrete, head-end system obtains the service conversation of streaming media service, is released to Internet resources, Service Source and possible resource that streaming media service distributes, removes the service conversation of streaming media service.
Further, when head-end system receives the service recovery request of customer service terminal transmission, this service recovery request is the request that the streaming media service of customer service terminal judges sends when failure state enters effective status, head-end system obtains interrupting information, and from the breakpoint place of streaming media service, sends Streaming Media according to interrupting information to customer service terminal.
See Fig. 2, the interworking architecture schematic diagram of the head-end system that the resource distribution embodiment for streaming media service of the present invention is applied and customer service terminal:
Wherein, customer service terminal 210 can be specially Set Top Box, comprising: input/output interface module 211, user operation monitoring modular 212, availability of service identification module 213 and service breakpoint processing module 214; Head-end system 220 can be specially VOD(Video On Demand, video request program) system, comprising: service request access module 221, service control module 222, network resource managing module 223, serve resources management module 224 and streaming media service module 225.
Wherein, the operation control command that input/output interface module 211 sends for receiving user terminal, and this operation control command is reported user operation monitoring modular 212; Monitoring information for the operation control command of monitor user ' terminal to Set Top Box, and is reported availability of service identification module 213 by user operation monitoring modular 212; Availability of service identification module 213 is for asking stream media terminal to be play to service breakpoint processing module 214, or request recovers streaming media playing from breakpoint; Service breakpoint processing module 214 is for sending the interrupt request of Streaming Media to service request access module, or the service recovery request of Streaming Media; Service request access module 221 is for the interrupt request to service control module 222 forwarding stream media, or the service recovery request of Streaming Media; Service control module 222 is for sending the control command of releasing network resources or allocation of network resources to network resource managing module 223, and the control command of release Service Source or distribution services resource is sent to serve resources management module 224, and send interrupt flow media play to streaming media service module 225, or recover the control command of streaming media playing from fixed time point; Streaming media service module 225 for media stream to customer service terminal 210.
The embodiment of the present invention is not when changing existing framework, by the expansion to customer service termination function, adopt the method for the terminal operation behavior of monitor user ', the validity of streaming media service judges, playback terminal is only closed (as television set like this user, display) and the service terminal of not closing user (as Set Top Box, PC main frame or service customer end), or when user does not watch streaming medium content for a long time, can judge that streaming media service is invalid and be released to the resource that this streaming media service distributes in time, thus avoid the unreasonable for a long time of resource to take.
In order to improve Consumer's Experience further, when determining to need releasing resource and stopping playing stream media, the increase of customer service terminal records the information of current streaming media playing point (for direct broadcast band record channel, for program request recorded program number and time point) process, like this when user reopens playback terminal (as television set, display) continue viewing streaming medium content, or when user returns seat continuation viewing streaming medium content, according to service terminal to the monitoring situation of user operation (as set-top box remote controller operation, touch screen operation etc.), then judge that streaming media service comes into force again, now for resource is redistributed in this streaming media service, if what broadcast before interrupting is direct broadcast band, then continue to broadcast this direct broadcast band, if what broadcast before interrupting is request program, the position then stopping broadcasting from last time continues to play this request program, such user can continue channel or the request program of watching viewing last time.
See Fig. 3, for the 3rd embodiment flow chart of the resource allocation method of streaming media service of the present invention, this embodiment composition graphs 2, describe the invalid judgement of streaming media service and the process of resource release, wherein suppose that customer service terminal is STB terminal, head-end system is VOD system:
Step 301: the input/output interface module switching channels in user operation set-top box remote controller driving machine set top box terminal or request program.
Step 302: input/output interface module is to the play operation of user operation monitoring modular report of user by set-top box remote controller.
Step 303: when the judgement of user operation monitoring modular is play operation, start streaming media service to the request of availability of service identification module.
Step 304: the service state that availability of service identification module arranges current Streaming Media is effective status, and arranges the service failure time, and start availability of service process timer.
The service failure time is that present system time adds the time that service failure duration obtains, wherein service failure duration is the duration (unit second) that user is configured by Set Top Box configuration feature, also can be set in Set Top Box by the Set Top Box configuration parameter write interface in the VOD system EPG page, such as, can default service inefficacy duration be 10800 seconds (3 hours); The cycle of availability of service process timer is the duration that user is configured by set-top-box system configuration feature, and can give tacit consent to this cycle is 600 seconds (10 minutes).
Step 305: input/output interface module sends to VOD system and broadcasts request, the Media Stream of request VOD system plays channel or the Media Stream of request program.
Step 306:VOD system assignment resource, the Media Stream of receiving channels or the media file of acquisition request program, then broadcast Media Stream to input/output interface module.
Wherein, VOD system assignment resource and start serve the embodiment of handling process shown in subsequent figure 4 be described in detail.
Step 307: input/output interface module receives the Media Stream that VOD system sends, and is exported to television set by Media Stream, watches the program of channel or the program request of asking for user.
Step 3081: user operation set-top box remote controller, carry out the operations such as F.F., rewind, time-out, recovery, input/output interface module reports and submits the set-top box remote controller key information of user operation to user operation monitoring modular.
Step 3082: after user operation monitoring modular receives the remote controller operation of reporting and submitting, sends the request maintaining availability of service to availability of service identification module.
Step 3083: after availability of service identification module receives the request maintaining availability of service, reset the service failure time, the computation rule of service failure time is consistent with the description in step 304.
Step 3084: input/output interface module judges whether the operation that user carries out is Broadcast Control operation, Broadcast Control operation comprises F.F., rewind, time-out, recovery, stopping, stopping, a key to first-class, if Broadcast Control operation, then send request the message of broadcasting program to VOD system.
Step 3085:VOD system carries out broadcasting program process according to request message.
Step 3086: when the direct closing television machine of user but when not closing STB terminal, or user leaves seat for a long time and does not watch program, when the service failure time reaches, the process that availability of service process timer Trigger services lost efficacy.
Step 3091: the availability of service process timer in availability of service identification module is when the cycle of operation arrives, judge the validity of streaming media service, judgment rule is according to service state and the relation of current time and service failure time, decision logic and result treatment comprise: if service state is invalid, then do not process, terminate this Timing Processing logic; If service state is effectively, and current time is less than the service failure time, then service is remained valid, and terminates this Timing Processing logic; If service state is effectively, and current time is more than or equal to the service failure time, then service failure, triggered step 3092.
Step 3092: arrange service state for losing efficacy, availability of service process timer interrupts broadcast program to the request of service breakpoint processing module.
Step 3093: service breakpoint processing module record service breakpoint information, then records channel for direct broadcast band, for program request then recorded program number and time point, notifies that input/output interface module stops program playing after completing service breakpoint record.
Step 3094: input/output interface module sends to VOD system and interrupts program playing request.
Step 3095:VOD system according to request interrupt play program and be released to this program configuration resource.
Wherein, VOD system break program stream broadcasts and the flow process of releasing resource is described in the embodiment shown in subsequent figure 5.
Step 310: Set Top Box is still in last frame picture program pictures, release playing resource.
See Fig. 4, be VOD system assignment resource start the detailed process of streaming media service in the 3rd embodiment:
When the service request access module of step 401:VOD system receives channel and the program playing request of STB terminal, judge it is the request starting streaming media service, start streaming media service to service control module request.
Step 402: service control module creates service conversation.
Step 403: service control module is to network resource managing module request dispatching Internet resources.
Step 404: network resource managing module allocation of network resources, and Internet resources are returned to service control module.
Resource Allocation in Networks is treated to distributes the corresponding network bandwidth according to the service of user's request, when being applied in DTV system, also comprise distribution program stream and broadcast required IPQAM(IP Quadrature Amplitude Modulation, IP flows quadrature amplitude modulation) and QAM(Quadrature Amplitude Modulation, quadrature amplitude modulation) IP address, inlet port, frequency that program stream issues, program stream service identifiers, symbol rate, modulation value etc.
Step 405: service control module records Internet resources parameter in service conversation.
Step 406: service control module is to serve resources management module request distribution services resource.
Step 407: serve resources management module assignment Service Source, and Service Source is returned to service control module, service resource allocation comprises distributes that RTP leader is known, request CA/DRM distributes scrambling resource and obtains descramble key, distributes this streaming media server providing media streaming services, distributes streaming media service License(licence), distribute stream IP and port.
Step 408: service control module records Service Source parameter in service conversation.
Step 409: service control module broadcasts Media Stream to streaming media service module request.
Step 410: streaming media service module assignment possible resource, receiving channels Media Stream or reading media file.Possible resource distribute comprise distribution broadcast thread, distribute broadcast cushion space, distribute port go out to flow bandwidth etc.
Step 411: streaming media service module utilizes the possible resource distributed to broadcast Media Stream to the network equipment, and indicates the customer service terminal that will send, the network equipment broadcasts Media Stream to the Set Top Box of correspondence.
See Fig. 5, be that in the 3rd embodiment, VOD system break Streaming Media is broadcast and the detailed process of releasing resource:
The service request access module of step 501:VOD system receives after stopping channel that STB terminal sends and program stream broadcast request, judges that current streaming media service is interrupted, then to service control module request break in service.
Step 502: service control module obtains the session of this streaming media service.
Step 503: service control module breaks Media Stream to streaming media service module request.
Step 504: media services module release possible resource, possible resource release process comprises that thread is broadcast in release, cushion space is broadcast in release, release port goes out to flow bandwidth.
Step 505: streaming media service module stops broadcasting Media Stream.
Step 506: service control module is to serve resources management module request release Service Source.
Step 507: serve resources management module release Service Source also returns to service control module result, Service Source release process comprises release RTP leader and knows, asks CA/DRM to discharge scrambling resource, release streaming media service License, discharge stream IP and port etc.
Step 508: service control module is to network resource managing module request releasing network resources.
Step 509: network resource managing module releasing network resources also returns to service control module result, releasing and processing network resources comprises and is released to the network bandwidth that this user serves distribution, for DTV system also comprise be released to IPQAM and QAM that this streaming media service distributes IP address, inlet port, frequency that program stream issues, program stream service identifiers, symbol rate, modulation value etc.
Step 510: service control module removes service conversation.
See Fig. 6, be that the 3rd embodiment follow-up judgement user recovers streaming media service and carries out the process of Resourse Distribute:
Step 601: user reopens television set or gets back to seat and continues viewing flow-medium performance.
Step 602: any button of user operation set-top box remote controller.
Step 603: input/output interface module to user operation monitoring modular report of user to the button operation of remote controller.
Step 604: user operation monitoring modular sends the request resetting availability of service to availability of service identification module.
Step 605: after availability of service identification module receives the request resetting availability of service, arranging service state is effective status, and resets the service failure time.
Step 606: availability of service identification module is play from the breakpoint place of aforementioned Streaming Media to the request of service breakpoint processing module.
Step 607: service breakpoint processing module obtains service breakpoint information, and generates the broadcasting URL of Streaming Media according to service breakpoint information.
For direct broadcast band, then obtain channel according to channel and play URL; For request program, then obtain program request according to the program number of record and play URL, and the original position of broadcasting is set according to some break period.
Step 608: service breakpoint processing module announcement machine top box starts the broadcasting of channel broadcasting or request program.
Step 609: input/output interface module is to the broadcasting (then playing from breakpoint for request program) of VOD system request channel and request program.
Step 610:VOD system assignment resource, receiving channels Media Stream or acquisition program request program media file, then broadcast Media Stream to input/output interface module, then needs to broadcast from the fixed time point of request for request program.
Wherein, VOD system assignment resource the embodiment of the handling process of Resume service shown in subsequent figure 7 are described in detail.
See Fig. 7, recover the detailed process of streaming media service for VOD system assignment resource in Fig. 6:
The service request access module of step 701:VOD system is judged it is the request recovering streaming media service, is recovered streaming media service to service control module request after receiving the recovery channel and program playing request that STB terminal sends.
Step 702: service control module recovers streaming media service session, needs the position starting broadcast according to request message parameter determination Media Stream.
Step 703 is to step 708: consistent to step 408 with the step 403 in earlier figures 4, does not repeat them here.
Step 709: service control module is put recovery and broadcast Media Stream to streaming media service module request from the fixed time.
Step 710: streaming media service module assignment possible resource, the media file of receiving channels Media Stream or reading request program.
For the recovery playing request of request program, then reading media stream from fixed time point place.Possible resource distribute comprise distribution broadcast thread, distribute broadcast cushion space, distribute port go out to flow bandwidth etc.
Step 711: streaming media service module utilizes the possible resource distributed to broadcast the Media Stream play from fixed time point place to the network equipment, and the customer service terminal indicating Media Stream to send, the network equipment broadcasts Media Stream to the Set Top Box of correspondence.
See Fig. 8, for the 4th embodiment flow chart of the resource allocation method of streaming media service of the present invention, this embodiment composition graphs 2, describe the invalid judgement of streaming media service and the process of resource release, wherein suppose that customer service terminal is STB terminal, head-end system is VOD system, the 3rd the different of embodiment shown in this embodiment from Fig. 3 are, serve the record of breakpoint information when the present embodiment completes service disruption in the service control module of VOD system, and during service recovery, setting is play from breakpoint:
Step 801 is consistent to step 3092 with the step 301 shown in Fig. 3 to step 8092, does not repeat them here.
Step 8093: input/output interface module sends the request interrupted program and play to VOD system.
Step 8094:VOD system, according to the request interrupting program broadcasting, stops the broadcast of program stream, the point of interruption information of recorded stream media services, and is released to the resource of this Streaming Media configuration.
Wherein, for direct broadcast band, then record channel; For request program, then recorded program number and time point.VOD system assignment resource also starts to describe in detail in the embodiment flow process of streaming media service in subsequent figure 9.
Step 8095: input/output interface module is still in last frame picture program pictures, release playing resource.
See Fig. 9, be VOD system log (SYSLOG) service disruption point in the 4th embodiment, interrupt flow media distribution the detailed process of releasing resource:
Step 901 is consistent to step 505 with the step 501 shown in Fig. 5 to step 905, does not repeat them here.
Step 906: the breakpoint information of the program of service control module record record Current interrupt, and breakpoint information is saved in service conversation.
Wherein, the breakpoint information of program then records channel for direct broadcast band, for request program then recorded program number and time point.
Step 907 is consistent to step 510 with the step 506 shown in Fig. 4 to step 911, does not repeat them here.
See Figure 10, be that the 4th embodiment follow-up judgement user recovers streaming media service and carries out the process of Resourse Distribute:
Step 1001 is consistent to step 606 with the step 601 shown in Fig. 6 to step 1006, does not repeat them here.
Step 1007: service breakpoint processing module judges that program state is as interrupting, then notify that input/output interface module recovers to play.
Step 1008: input/output interface module recovers the broadcasting of channel and request program to VOD system request.
Step 1009:VOD system obtains service breakpoint information from session, and generate broadcasting URL according to service breakpoint information, Resources allocation, receiving channels Media Stream or acquisition program request program media file, then broadcast Media Stream to Set Top Box, request program is then needed to broadcast from the fixed time point of request.
Wherein, the flow process of VOD system assignment resource and recovery streaming media service is described in detail in the embodiment flow process of follow-up Figure 11.
Step 1010: user watches or listens to program, and can the operations such as Broadcast Control be carried out.
See Figure 11, be VOD system assignment resource in Figure 10 and the flow process recovering streaming media service:
The service request access module of step 1101:VOD system receives recovery channel and the program playing request of STB terminal transmission, judges it is Resume service request, to service control module request Resume service.
Step 1102: service control module obtains the service breakpoint message of this user terminal, then Resume service session.
Step 703 shown in step 1103 to step 1108 with Fig. 7 is consistent to step 708, does not repeat them here.
Step 1109: service control module generates according to service breakpoint information and plays URL, then obtains channel according to channel play URL for direct broadcast band; Then according to the program number of record, program request is obtained for program request and plays URL, and the original position of broadcasting is set according to some break period.
Step 1110 is consistent to step 711 with the step 709 in Fig. 7 to step 1112, does not repeat them here.
Corresponding with the embodiment of the resource allocation method of streaming media service of the present invention, present invention also offers the embodiment of the resource configuration system of streaming media service, customer service terminal and head-end system.
See Figure 12, the embodiment block diagram for the resource configuration system of streaming media service of the present invention:
This system comprises: customer service terminal 1210 and head-end system 1220.
Wherein, customer service terminal 1210, for when streaming media service is in effective status, judge whether current time exceedes the out-of-service time of streaming media service, if current time exceedes the out-of-service time of described streaming media service, the state of described streaming media service is set to failure state, and records the interrupting information of described streaming media service, head-end system 1220 sends stopping and broadcasting request;
Described head-end system 1220, for receiving after described stopping broadcasts request, stops as described streaming media service Resources allocation.
Further, described customer service terminal 1210, also for when described streaming media service enters effective status from described failure state, obtains the interrupting information of described media services, sends service recovery request according to described interrupting information to described head-end system 1220;
Described head-end system 1220, also for sending Streaming Media to from the breakpoint place of described streaming media service to described customer service terminal 1210 according to described interrupting information.
See Figure 13, the first embodiment block diagram for customer service terminal of the present invention:
This customer service terminal comprises: judging unit 1310, setting unit 1320, record cell 1330 and transmitting element 1340.
Wherein, judging unit 1310, for when streaming media service is in effective status, judges whether current time exceedes the out-of-service time of streaming media service;
Setting unit 1320, when judging that current time exceedes the out-of-service time of described streaming media service for described judging unit, is set to failure state by the state of described streaming media service;
Record cell 1330, for recording the interrupting information of described streaming media service;
Transmitting element 1340, sends stopping for head-end system and broadcasts request, stops as described streaming media service Resources allocation to make described head-end system.
See Figure 14, the second embodiment block diagram for customer service terminal of the present invention:
This customer service terminal comprises: setting unit 1410, reset cell 1420, judging unit 1430, record cell 1440, transmitting element 1450 and acquiring unit 1460.
Wherein, described setting unit 1410, also for when receiving the service request of streaming media service, the state arranging described streaming media service is effective status;
Reset cell 1420, for resetting the service failure time of the streaming media service validity process timer pre-set, the described service failure time be current time and pre-set business inefficacy duration and;
Judging unit 1430, for when streaming media service is in effective status, judges whether current time exceedes the out-of-service time of streaming media service;
Setting unit 1410, when also judging that current time exceedes the out-of-service time of described streaming media service for described judging unit, is set to failure state by the state of described streaming media service;
Record cell 1440, for recording the interrupting information of described streaming media service;
Transmitting element 1450, sends stopping for head-end system and broadcasts request, stops as described streaming media service Resources allocation to make described head-end system;
Acquiring unit 1460, for when described streaming media service enters effective status from described failure state, obtains the interrupting information of described media services;
Described transmitting element 1450, also for sending service recovery request according to described interrupting information to described head-end system, asks described head-end system to send Streaming Media to described customer service terminal from the breakpoint place of described streaming media service.
Concrete, judging unit can comprise (not shown in Figure 14): time comparing unit, for when described streaming media service validity process timer arrives the cycle of operation, compare the service failure time of current time and described streaming media service validity process timer; Result determining unit, for when described current time is less than the described service failure time, then determines that described streaming media service is effective, when described current time is greater than the described service failure time, then determines that described streaming media service was lost efficacy.
See Figure 15, the first embodiment block diagram for head-end system of the present invention:
This head-end system comprises: receiving element 1510, record cell 1520 and dispensing unit 1530.
Wherein, receiving element 1510, request is broadcast in the stopping sent for receiving customer service terminal, and described stopping is broadcast and asked as streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service;
Record cell 1520, for recording the interrupting information of described streaming media service;
Dispensing unit 1530, for stopping as described streaming media service Resources allocation.
See Figure 16, the second embodiment block diagram for head-end system of the present invention:
This head-end system comprises: receiving element 1610, record cell 1620, dispensing unit 1630, acquiring unit 1640 and transmitting element 1650.
Receiving element 1610, request is broadcast in the stopping sent for receiving customer service terminal, described stopping is broadcast and is asked as streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service;
Record cell 1620, for recording the interrupting information of described streaming media service;
Dispensing unit 1630, for stopping as described streaming media service Resources allocation;
Receiving element 1610, also for receiving the service recovery request that described customer service terminal sends, the request that described service recovery request sends when described failure state enters effective status for streaming media service described in described customer service terminal judges;
Acquiring unit 1640, for obtaining described interrupting information;
Transmitting element 1650, for sending Streaming Media to described customer service terminal according to described interrupting information from the breakpoint place of described streaming media service.
Concrete, dispensing unit can comprise (Figure 16 is not shown): acquisition conversation unit, for obtaining the service conversation of described streaming media service; Resource releasing unit, for being released to Internet resources, Service Source and possible resource that described streaming media service distributes; Session clearing cell, for removing the service conversation of described streaming media service.
As seen through the above description of the embodiments, in the embodiment of the present invention, customer service terminal is when streaming media service is in effective status, when judging that current time exceedes the out-of-service time of streaming media service, the state of streaming media service is set to failure state, and the interrupting information of recorded stream media services, head-end system sends stopping and broadcasting request, stops as this streaming media service Resources allocation to make head-end system.The application embodiment of the present invention, when user closes playback terminal, or when leaving for a long time and no longer watch streaming medium content, streaming media service is judged as lost efficacy, thus make head-end system stop broadcasting Streaming Media to customer service terminal, save playback terminal taking system resource.
Those skilled in the art can be well understood to the mode that the present invention can add required general hardware platform by software and realize.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product can be stored in storage medium, as ROM/RAM, magnetic disc, CD etc., comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform the method described in some part of each embodiment of the present invention or embodiment.
Above-described embodiment of the present invention, does not form limiting the scope of the present invention.Any amendment done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a resource allocation method for streaming media service, is characterized in that, comprising:
Customer service terminal, when streaming media service is in effective status, judges whether current time exceedes the out-of-service time of streaming media service;
If current time exceedes the out-of-service time of described streaming media service, the state of described streaming media service is set to failure state, determines that streaming media service was lost efficacy, and record the interrupting information of described streaming media service;
Described customer service terminal head-end system sends stopping and broadcasting request, stops as described streaming media service Resources allocation to ask described head-end system; Wherein, described method also comprises:
When receiving the service request of streaming media service, the state arranging described streaming media service is effective status, determines that streaming media service is effective;
Reset the service failure time of streaming media service validity process timer pre-set, the described service failure time be current time with pre-set business inefficacy duration with;
Wherein, described method also comprises:
When described streaming media service enters effective status from described failure state, described customer service terminal obtains the interrupting information of described media services;
Send service recovery request according to described interrupting information to described head-end system, ask described head-end system to send Streaming Media to described customer service terminal from the breakpoint place of described streaming media service.
2. method according to claim 1, is characterized in that, the described out-of-service time judging whether current time exceedes streaming media service comprises:
When described streaming media service validity process timer arrives the cycle of operation, compare the service failure time of current time and described streaming media service validity process timer;
When described current time is less than the described service failure time, then determines that described streaming media service is effective, when described current time is greater than the described service failure time, then determine that described streaming media service was lost efficacy.
3. a resource allocation method for streaming media service, is characterized in that, comprising:
Request is broadcast in the stopping receiving the transmission of customer service terminal, the described stopping request of broadcasting is for streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service, wherein, the effective status of described streaming media service is that described customer service terminal is arranged when receiving the service request of streaming media service, and the service failure time of the streaming media service validity process timer pre-set is carried out when receiving the service request of streaming media service resetting by described customer service terminal, the described service failure time be current time and pre-set business inefficacy duration and,
Record the interrupting information of described streaming media service, and stop as described streaming media service Resources allocation;
Wherein, described method also comprises:
Receive the service recovery request that described customer service terminal sends, the request that described service recovery request sends when described failure state enters effective status for streaming media service described in described customer service terminal judges;
Obtain described interrupting information, and from the breakpoint place of described streaming media service, send Streaming Media to described customer service terminal according to described interrupting information.
4. method according to claim 3, is characterized in that, described stopping is that described streaming media service Resources allocation comprises:
Obtain the service conversation of described streaming media service;
Be released to Internet resources, Service Source and possible resource that described streaming media service distributes;
Remove the service conversation of described streaming media service.
5. a customer service terminal, is characterized in that, comprising:
Judging unit, for when streaming media service is in effective status, judges whether current time exceedes the out-of-service time of streaming media service;
Setting unit, when judging that current time exceedes the out-of-service time of described streaming media service for described judging unit, is set to failure state by the state of described streaming media service, determines that streaming media service was lost efficacy; And when receiving the service request of streaming media service, the state arranging described streaming media service is effective status, determines that streaming media service is effective;
Reset cell, for working as the service request receiving described streaming media service, the state arranging described streaming media service is effective status, reset the service failure time of the streaming media service validity process timer pre-set under determining the effective situation of described streaming media service, the described service failure time be current time and pre-set business inefficacy duration and;
Record cell, for exceeding the out-of-service time of described streaming media service when current time, the state of described streaming media service is set to failure state, when determining that described streaming media service was lost efficacy, records the interrupting information of described streaming media service;
Transmitting element, for exceeding the out-of-service time of described streaming media service when current time, the state of described streaming media service is set to failure state, when determining that described streaming media service was lost efficacy, head-end system sends stopping and broadcasting request, stops as described streaming media service Resources allocation to make described head-end system;
Acquiring unit, for when described streaming media service enters effective status from described failure state, obtains the interrupting information of described media services;
Described transmitting element, also for sending service recovery request according to described interrupting information to described head-end system, asks described head-end system to send Streaming Media to described customer service terminal from the breakpoint place of described streaming media service.
6. customer service terminal according to claim 5, is characterized in that, described judging unit comprises:
Time comparing unit, for when described streaming media service validity process timer arrives the cycle of operation, compares the service failure time of current time and described streaming media service validity process timer;
Result determining unit, for when described current time is less than the described service failure time, then determines that described streaming media service is effective, when described current time is greater than the described service failure time, then determines that described streaming media service was lost efficacy.
7. a head-end system, is characterized in that, comprising:
Receiving element, request is broadcast in the stopping sent for receiving customer service terminal, the described stopping request of broadcasting is for streaming media service terminal is when streaming media service is in effective status, the request sent after judging the out-of-service time that current time exceedes streaming media service, wherein, the effective status of described streaming media service is that described customer service terminal is arranged when receiving the service request of streaming media service, and the service failure time of the streaming media service validity process timer pre-set is carried out when receiving the service request of streaming media service resetting by described customer service terminal, the described service failure time be current time and pre-set business inefficacy duration and, and for receiving the service recovery request that described customer service terminal sends, the request that described service recovery request sends when described failure state enters effective status for streaming media service described in described customer service terminal judges,
Record cell, after request is broadcast in the stopping sent, records the interrupting information of described streaming media service for receiving customer service terminal when described receiving element;
Dispensing unit, after request is broadcast in the stopping sent, stops as described streaming media service Resources allocation for receiving customer service terminal when described receiving element;
Acquiring unit, for when after the service recovery request receiving the transmission of customer service terminal, obtains described interrupting information;
Transmitting element, for after described acquiring unit obtains described interrupting information, sends Streaming Media to described customer service terminal according to described interrupting information from the breakpoint place of described streaming media service.
8. head-end system according to claim 7, is characterized in that, described dispensing unit comprises:
Acquisition conversation unit, for obtaining the service conversation of described streaming media service;
Resource releasing unit, for being released to Internet resources, Service Source and possible resource that described streaming media service distributes;
Session clearing cell, for removing the service conversation of described streaming media service.
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| CN201010619791.8A CN102137293B (en) | 2010-12-31 | 2010-12-31 | Resource allocation method, user business terminal and head end system of streaming media service |
| PCT/CN2011/079410 WO2012088922A1 (en) | 2010-12-31 | 2011-09-07 | Resource configuration method for streaming media service, user service terminal and head end system |
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| CN201010619791.8A CN102137293B (en) | 2010-12-31 | 2010-12-31 | Resource allocation method, user business terminal and head end system of streaming media service |
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| 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 |
| CN107920260A (en) * | 2016-10-10 | 2018-04-17 | 国家新闻出版广电总局广播科学研究院 | Digital cable customers behavior prediction method and device |
| CN108874348B (en) * | 2018-07-10 | 2023-10-27 | 众安信息技术服务有限公司 | Resource broadcasting control system and method |
| CN110248419B (en) * | 2018-10-23 | 2022-08-09 | 浙江芯昇电子技术有限公司 | Method and device for interrupting communication service |
| CN111711867A (en) * | 2020-05-19 | 2020-09-25 | 腾讯科技（深圳）有限公司 | Index collection method, device, medium and electronic equipment of streaming media service |
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| CN1925584B (en) * | 2006-09-12 | 2010-05-12 | 深圳创维数字技术股份有限公司 | Energy-saving system and method for digital television receiving machine |
| CN1929489B (en) * | 2006-10-20 | 2011-07-20 | 华为技术有限公司 | Processing method, system, set-top-box, and device for realizing synchronization of dialogue and media flow |
| CN101257617B (en) * | 2007-03-01 | 2010-04-21 | 中兴通讯股份有限公司 | Continued broadcasting system in mobile stream medium demand service and method thereof |
| CN101459809B (en) * | 2008-11-26 | 2010-06-23 | 北京惠信博思技术有限公司 | Method and system for digital television program playing |
| CN101662474B (en) * | 2009-09-29 | 2012-08-22 | 中国电信股份有限公司 | Method and system for automatically recovering abnormal termination of mobile terminal streaming |
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