CN102625142B - The methods, devices and systems that direct broadcast band time delay is play - Google Patents
The methods, devices and systems that direct broadcast band time delay is play Download PDFInfo
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- CN102625142B CN102625142B CN201210081824.7A CN201210081824A CN102625142B CN 102625142 B CN102625142 B CN 102625142B CN 201210081824 A CN201210081824 A CN 201210081824A CN 102625142 B CN102625142 B CN 102625142B
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Abstract
The invention provides the methods, devices and systems that a kind of direct broadcast band time delay is play, by receiving the latency request message of the direct broadcast band that Content Management System CMS sends, according to the Media Stream for playing of the mark of the direct broadcast band carried in latency request message and the time delay side-play amount determination direct broadcast band of direct broadcast band, and by described media stream to objective network, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the methods, devices and systems that a kind of direct broadcast band time delay is play.
Background technology
Along with the development of network technology, increasing people are by network convention TV (InternetProtocolTelevision, IPTV) live television programs is watched, IPTV is the infrastructure utilizing cable television network, using interactive set-top box as primary recipient terminal, using domestic TV as main display terminal, provided the multiple digital media service comprising TV programme by Internet agreement.
As shown in Figure 1, the formation of IPTV system mainly comprises head-end system, Content Management System (ContentManagementSystem, CMS), media server and electronic program guides (ElectronicProgrammerGuide, EPG) server.Head-end system is used for from source of media, such as, and satellite, received television signal; CMS is used for channel content management; Media server is used for terminal equipment, and such as, Set Top Box or computer, provide Media Stream; EPG server is used for providing program guide to user.
At present, the direct-seeding of IPTV is after the Media Stream by obtaining the direct broadcast band that third party content provider provides, directly this Media Stream is sent to objective network by media server, to realize the real-time transmission of programme televised live, but, because live source time zone and local time zone exist the time difference, in prior art, the direct-seeding that IPTV provides, does not consider the factor of the time difference, and then causes the reproduction time of programme televised live not meet the daily schedule of local audience.
Summary of the invention
The methods, devices and systems that the embodiment of the present invention provides a kind of direct broadcast band time delay to play, for solving in prior art the factor not considering the time difference, the reproduction time of programme televised live does not meet the problem of the daily schedule of local audience.
A kind of method that the embodiment of the present invention provides direct broadcast band time delay to play, comprising: obtain the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band; The Media Stream for playing of described direct broadcast band is determined according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band; Described Media Stream is sent to objective network in the mode of multicast.
A kind of method that the embodiment of the present invention also provides direct broadcast band time delay to play, comprising: the request message that receiving media server sends, and carries the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band in described request message; The Media Stream for playing of described direct broadcast band is determined according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band; Described media server is given, so that described Media Stream is sent to objective network in the mode of multicast by described media server by described media stream.
A kind of method that the embodiment of the present invention also provides direct broadcast band time delay to play, comprising: arrange the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band; The latency request message of described direct broadcast band is sent to media server, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried in described latency request message, so that described media server determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
A kind of method that the embodiment of the present invention also provides direct broadcast band time delay to play, comprising: the mark arranging direct broadcast band; The latency request message of described direct broadcast band is sent to media server, the mark of described direct broadcast band is carried in described latency request message, so that described media server is handled as follows: the time delay side-play amount determining described direct broadcast band according to the mark of described direct broadcast band, determine the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
The embodiment of the present invention also provides a kind of media server, comprising: the first acquisition module, for the time delay side-play amount of the mark and described direct broadcast band that obtain direct broadcast band; First determination module, for determining the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band; First sending module, for being sent to objective network by described Media Stream in the mode of multicast.
The embodiment of the present invention also provides a kind of Video Record Processor, comprising: the second receiver module, for the request message that receiving media server sends, carries the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band in described request message; Second determination module, for determining the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band; Second sending module, for giving described media server, so that described Media Stream is sent to objective network in the mode of multicast by described media server by described media stream.
The embodiment of the present invention also provides a kind of content management device, comprising: first arranges module, for the time delay side-play amount of the mark and described direct broadcast band that arrange direct broadcast band; 3rd sending module, for sending the latency request message of described direct broadcast band to media server, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried in described latency request message, so that described media server determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
The embodiment of the present invention also provides a kind of content management device, comprising: second arranges module, for arranging the mark of direct broadcast band; 5th sending module, for sending the latency request message of described direct broadcast band to media server, the mark of described direct broadcast band is carried in described latency request message, so that described media server is handled as follows: the time delay side-play amount determining described direct broadcast band according to the mark of described direct broadcast band, determine the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
The system that the embodiment of the present invention also provides a kind of direct broadcast band time delay to play, comprise: content management device, for sending the latency request message of direct broadcast band to media server, in described latency request message, carry the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band; Media server, for receiving described latency request message, determine the Media Stream for playing of described direct broadcast band according to the mark of the direct broadcast band carried in described latency request message and the time delay side-play amount of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
In embodiments of the present invention, media server is by receiving the latency request message of the direct broadcast band of Content Management System CMS transmission, according to the Media Stream for playing of the mark of the direct broadcast band carried in latency request message and the time delay side-play amount determination direct broadcast band of direct broadcast band, and by described media stream to objective network, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Accompanying drawing explanation
Fig. 1 is the configuration diagram of IPTV in prior art;
Fig. 2 is the schematic flow sheet of an embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 3 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 4 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 5 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 6 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 7 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 8 is the configuration diagram of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play;
Fig. 9 is the structural representation of an embodiment of embodiment of the present invention media server;
Figure 10 is the structural representation of another embodiment of embodiment of the present invention media server;
Figure 11 is the structural representation of an embodiment of embodiment of the present invention Video Record Processor;
Figure 12 is the structural representation of another embodiment of embodiment of the present invention Video Record Processor;
Figure 13 is the structural representation of an embodiment of embodiment of the present invention content management device;
Figure 14 is the structural representation of another embodiment of embodiment of the present invention content management device;
Figure 15 is the structural representation of an embodiment of the system that the time delay of embodiment of the present invention direct broadcast band is play.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
First the overall technical architecture of the inventive method embodiment is described.
Embodiment of the method one
Fig. 2 is the schematic flow sheet of an embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in Figure 2, the method comprises:
Step 101, the acquisition mark of direct broadcast band and the time delay side-play amount of described direct broadcast band;
In embodiments of the present invention, the media server acquisition mark of direct broadcast band and the time delay side-play amount of described direct broadcast band can comprise following two kinds of modes:
Mode one: media server receives the latency request message of the direct broadcast band that Content Management System CMS sends, and carries the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band in described latency request message.
Mode two: media server receives the latency request message of the direct broadcast band that Content Management System CMS sends, and carries the mark of described direct broadcast band, determine the time delay side-play amount of described direct broadcast band according to the mark of described direct broadcast band in described latency request message.
In addition, in embodiments of the present invention, the mark of direct broadcast band is for locating direct broadcast band, and the mark of direct broadcast band can be the title of direct broadcast band, the description etc. of direct broadcast band; The time delay side-play amount of direct broadcast band is for setting the time of direct broadcast band time delay broadcasting, the time delay side-play amount of direct broadcast band can be time parameter, also can be other mark etc. representing time parameter, the arrange form of the embodiment of the present invention to the time delay side-play amount of direct broadcast band limit.
Step 102, determine the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band;
Step 103, described Media Stream is sent to objective network in the mode of multicast.
In embodiments of the present invention, when objective network refers to that media server sends Media Stream in the mode of multicast, the network that multicast address is corresponding.
In embodiments of the present invention, media server receives the latency request message of the direct broadcast band that Content Management System CMS sends, according to the Media Stream for playing of the mark of the direct broadcast band carried in latency request message and the time delay side-play amount determination direct broadcast band of direct broadcast band, and by described media stream to objective network, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Embodiment of the method two
Fig. 3 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in Figure 3, the method comprises:
The request message that step 201, receiving media server send, carries the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band in described request message;
It should be noted that, the mark of direct broadcast band and the time delay side-play amount of direct broadcast band closely illustrate in embodiment of the method one, and the embodiment of the present invention repeats no more.
Step 202, determine the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band;
Step 203, by described media stream give described media server so that described Media Stream is sent to objective network in the mode of multicast by described media server.
In embodiments of the present invention, when objective network refers to that media server sends Media Stream in the mode of multicast, the network that multicast address is corresponding.
In embodiments of the present invention, the request message that Video Record Processor receiving media server sends, the Media Stream for playing of described direct broadcast band is determined according to the mark of the direct broadcast band carried in described request message and the time delay side-play amount of described direct broadcast band, and give described media server by described media stream, so that described Media Stream is sent to objective network in the mode of multicast by described media server, and then make described media server provide the programme televised live of the daily schedule meeting local audience, improve user's viewing experience.
Embodiment of the method three
Fig. 4 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in Figure 4, the method comprises:
Step 301, the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band are set;
It should be noted that, the mark of direct broadcast band and the time delay side-play amount of direct broadcast band closely illustrate in embodiment of the method one, and the embodiment of the present invention repeats no more.
Step 302, send the latency request message of described direct broadcast band to media server, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried in described latency request message, so that described media server determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
In embodiments of the present invention, when objective network refers to that media server sends Media Stream in the mode of multicast, the network that multicast address is corresponding.
In embodiments of the present invention, Content Management System CMS is by sending the direct broadcast band latency request message of carrying the mark of direct broadcast band and the time delay side-play amount of direct broadcast band to media server, media server according to described in broadcast channel the time delay side-play amount of mark and direct broadcast band determine the Media Stream for playing of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Embodiment of the method four
Fig. 5 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in Figure 5, the method comprises:
Step 401, the mark of direct broadcast band is set;
In embodiments of the present invention, the mark of direct broadcast band is for locating direct broadcast band, and the mark of direct broadcast band can be the title of direct broadcast band, the description etc. of direct broadcast band.
Step 402, send the latency request message of described direct broadcast band to media server, carry the mark of described direct broadcast band in described latency request message, so that described media server is handled as follows:
The time delay side-play amount of described direct broadcast band is determined according to the mark of described direct broadcast band, determine the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
It should be noted that, the time delay side-play amount of direct broadcast band is for setting the time of direct broadcast band time delay broadcasting, the time delay side-play amount of direct broadcast band can be time parameter, also can be other mark etc. representing time parameter, the arrange form of the embodiment of the present invention to the time delay side-play amount of direct broadcast band limit.
In embodiments of the present invention, Content Management System CMS is by sending the direct broadcast band latency request message of carrying the mark of direct broadcast band to media server, media server determines the time delay side-play amount of described direct broadcast band according to the mark of described direct broadcast band, and then determine that the time delay side-play amount of described direct broadcast band determines the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast, by carrying out time delay to direct broadcast band, the reproduction time of programme televised live is made to meet the daily schedule of local audience, improve Consumer's Experience.
Embodiment of the method five
Fig. 6 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in Figure 6, the method comprises:
Step 501, CMS send the recording request message of direct broadcast band to media server, carry the live source address of this direct broadcast band in recording request message;
It should be noted that, the memory time of the Media Stream of the direct broadcast band of CMS setting can also be carried in recording request message, be used for the Media Stream that media server stores this direct broadcast band in the time range that CMS sets this memory time, if the memory time that the Media Stream of direct broadcast band sets more than CSM memory time on a media server, then media server deletes the Media Stream of this direct broadcast band automatically, to save memory space.
Step 502, media server head-end system send the request message of the Media Stream obtaining direct broadcast band, carry the live source address of this direct broadcast band in this request message;
The Media Stream of direct broadcast band corresponding for live source address is returned to media server by step 503, head-end system;
Step 504, media server store the Media Stream of this direct broadcast band;
Step 505, CMS send the latency request message of direct broadcast band to media server;
Concrete, CMS sends the latency request message of direct broadcast band to media server, the mark of time delay side-play amount and this direct broadcast band is carried in the latency request message of direct broadcast band, in addition, can also carry the metadata of direct broadcast band in the latency request message of direct broadcast band, the metadata of direct broadcast band includes but not limited to: the multicast address etc. of the station symbol of direct broadcast band, the description of direct broadcast band and direct broadcast band.
It should be noted that, in embodiments of the present invention, the time delay side-play amount of direct broadcast band can be arranged according to the time difference of live source time zone and local time zone.
Such as, if live source time zone and local time zone differ 16 hours, the prime time that the programme televised live in live source time zone is play is 20 o'clock to 22 o'clock, accordingly, the prime time that the programme televised live of local time zone is play is 12 o'clock to 14 o'clock, because the spectators of local time zone were generally in lunch break or operating time at 12 o'clock to 14 o'clock, be not easy to the programme televised live watching the broadcasting of live source prime time, according to the time difference of live source time zone and local time zone, then the time delay side-play amount of direct broadcast band can be set to 8 hours, time delay 8 hours is live backward in this locality to make whole programme televised live, namely start to play in the prime time 20 of this locality, make the spectators of local time zone can watch the programme televised live of live source time zone prime time in local prime time, improve the viewing experience of local time zone spectators.
It should be noted that, the delay side-play amount being not less than this direct broadcast band memory time of the Media Stream of the direct broadcast band of CMS setting.Such as, the memory time of the direct broadcast band Media Stream of CMS setting is 48 hours, then the time delay side-play amount of direct broadcast band can be set to 0 to 48 arbitrary time parameter of little time, such as, can arrange: 1 hour, 7 hours, 8 hours, 13 hours, 14 hours, 15 hours, 16 hours etc.
Step 506, media server carry out time delay setting to direct broadcast band;
In embodiments of the present invention, media server can carry out time delay setting according to the mark of the time delay side-play amount of direct broadcast band and direct broadcast band to direct broadcast band, such as, the time delay side-play amount of direct broadcast band is 8 hours, the mark 12345 of direct broadcast band, can arrange following table, as shown in table 1:
Table 1
| The mark of direct broadcast band | Time delay side-play amount | The send mode of Media Stream | Send address |
| 12345 | 8 hours | Multicast | 232.5.5.5 |
In addition, media server can also arrange multiple time delay side-play amount for same direct broadcast band, such as, can arrange time delay side-play amount: 7 hours, 8 hours, 9 hours, 10 hours for same direct broadcast band simultaneously.
Multiple time delay side-play amount is arranged for same direct broadcast band simultaneously, can following table be set, as shown in table 2:
Table 2
| The mark of direct broadcast band | Time delay side-play amount | The send mode of Media Stream | Send address |
| 12345 | 7 hours | Multicast | 232.5.5.4 |
| 12345 | 8 hours | Multicast | 232.5.5.5 |
| 12345 | 9 hours | Multicast | 232.5.5.6 |
| 12345 | 10 hours | Multicast | 232.5.5.7 |
By arranging multiple time delay side-play amount for same direct broadcast band simultaneously, the spectators of local time zone can be made can to select the concrete reproduction time of programme televised live according to specific circumstances, be supplied to the more direct broadcast bands of spectators to select, the different daily schedules of local time zone spectators can be met, improve user's viewing experience further.
Step 507, media server determine the Media Stream for playing of direct broadcast band according to the mark of time delay side-play amount and programme televised live;
Wherein, media server according to direct broadcast band identified query to the store path of direct broadcast band Media Stream recorded, and according to postponing the Media Stream for playing of side-play amount determination direct broadcast band.
Concrete, media server according to the broadcast point of local time zone time with the Media Stream of delay side-play amount determination direct broadcast band, namely can deduct the broadcast point of the Media Stream postponing side-play amount determination direct broadcast band with the local time zone time.
In addition, it should be noted that, consider that the saltus step of time daylight-saving time is on the impact calculated, the calculating of time can use world unified time (UniversalTimeCoordinated, UTC).
Step 508, described Media Stream is sent to objective network in the mode of multicast.
Concrete, media server starts according to the broadcast point of the Media Stream of the direct broadcast band calculated the Media Stream reading direct broadcast band, according to the media stream address arranged and send mode, send Media Stream with the code check identical with live source channel to objective network.
Such as, media server starts at live source time zone 20 point (local zone time 12 point) Media Stream recording direct broadcast band, CMS sends the request message of direct broadcast band time delay to media server, time delay side-play amount is carried 8 hours in request message, media server is according to time delay side-play amount time delay 8 hours (local zone time 20 point), then according to the identified query of the direct broadcast band storage address to this direct broadcast band Media Stream, according to the broadcast point of the Media Stream of time delay side-play amount determination direct broadcast band, namely time delay side-play amount is deducted 8 hours with local time zone 20, navigate to the Media Stream of the direct broadcast band that media server (local time zone 12 point) is recorded, the i.e. Media Stream of the direct broadcast band in 20, live source time zone, the Media Stream of the direct broadcast band that media server is recorded from local time zone 12, the Media Stream of this direct broadcast band is sent to objective network in the media stream mode arranged.
In embodiments of the present invention, media server receives the latency request message of the direct broadcast band that CMS sends, according to the Media Stream for playing of the mark of the direct broadcast band carried in latency request message and the time delay side-play amount determination direct broadcast band of direct broadcast band, and by described media stream to objective network, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
The basis of the embodiment of the present invention may further include: the multicast address of the Media Stream of direct broadcast band and multicast port are sent to EPG server by CMS, so that described multicast address and multicast port are supplied to terminal equipment by described EPG server.The multicast address of the Media Stream of direct broadcast band and multicast port also can be carried in the metadata of direct broadcast band and be synchronized to EPG server.Such as, the metadata of direct broadcast band can comprise: the title of direct broadcast band, the mark of direct broadcast band, the description of direct broadcast band, the multicast address of direct broadcast band and multicast port etc.The multicast address that terminal equipment can provide according to EPG server and multicast port are by internet igmpinternet (InternetGroupManagementProtocol, IGMP) add multicast group, the direct broadcast band Media Stream of reception delay is play.
It should be noted that, in embodiments of the present invention, if carry for same direct broadcast band and carry out multiple time delay setting, then EPG server can according to the time difference of local zone time and live source zone time, select multicast address and the multicast port of the Media Stream that time delay side-play amount is consistent with the described time difference, and described multicast address and multicast port are supplied to terminal equipment.
Such as, time delay side-play amount is arranged simultaneously for same direct broadcast band: 7 hours, 8 hours, 9 hours, 10 hours, if the time difference in EPG server location and live source area is 7 hours, then EPG server can be selected to be that the multicast address of the Media Stream of 7 hours and multicast port are supplied to terminal equipment by time delay side-play amount.
Embodiment of the method six
In embodiments of the present invention, media server can adopt separate type framework to realize, namely one or more Video Record Processor is set, Video Record Processor is for storing the Media Stream of direct broadcast band, media server is not used in the Media Stream storing programme televised live, media server adopts separate type framework, the Media Stream of the direct broadcast band that multiple media server accesses Video Record Processor stores can be made, avoid the Media Stream of same direct broadcast band repeated storage on different media servers, cause storage resources to waste.
Fig. 7 is the schematic flow sheet of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in Figure 7, media server employing separate type framework realizes method of the present invention and comprises:
Step 601, CMS send the recording request message of direct broadcast band to Video Record Processor, carry the live source address of this direct broadcast band in the recording request message of direct broadcast band;
It should be noted that, the memory time of the Media Stream of the direct broadcast band of CMS setting can also be carried in the recording request message of direct broadcast band, be used for the Media Stream that Video Record Processor stores this direct broadcast band in the time range of setting this memory time, if the memory time of the Media Stream of direct broadcast band on Video Record Processor is more than the memory time of CMS, then Video Record Processor can delete the Media Stream of this direct broadcast band automatically, to save memory space.
Step 602, Video Record Processor head-end system send the request message of the Media Stream obtaining direct broadcast band, carry the live source address of direct broadcast band in this request message;
The Media Stream of direct broadcast band corresponding for live source address is returned to Video Record Processor by step 603, head-end system;
Step 604, Video Record Processor store the Media Stream of direct broadcast band;
Step 605, CMS send the latency request message of direct broadcast band to media server;
It should be noted that, CMS sends mode from the latency request message of direct broadcast band to media server illustrates in embodiment of the method five, and the embodiment of the present invention repeats no more.
Step 606, media server carry out time delay setting to direct broadcast band;
It should be noted that, media server carries out time delay setting mode to direct broadcast band illustrates in embodiment of the method five, and the embodiment of the present invention repeats no more.
Step 607, media server send the request message of the Media Stream obtaining direct broadcast band to Video Record Processor, carry mark and the time delay side-play amount of direct broadcast band in this request message;
Step 608, Video Record Processor are according to the Media Stream for playing of the mark of direct broadcast band and time delay side-play amount determination direct broadcast band;
Concrete, Video Record Processor according to the store path of direct broadcast band identified query to the Media Stream of the direct broadcast band recorded, and determines the broadcast point of the Media Stream of this direct broadcast band according to delay side-play amount.
Wherein, Video Record Processor by calculating the broadcast point of local time zone time and delay side-play amount determination direct broadcast band Media Stream, namely can deduct the broadcast point postponing side-play amount determination direct broadcast band Media Stream with the local time zone time.In addition, consider that the saltus step of time daylight-saving time is on the impact calculated, the calculating of time can use world unified time.
Such as, Video Record Processor starts to record direct broadcast band Media Stream at live source time zone 20 point (local zone time 12 point), CMS sends the request message of direct broadcast band time delay to media server, time delay side-play amount is carried 8 hours in this request message, media server is according to time delay side-play amount time delay 8 hours (local zone time 20 point), the medium stream request message of direct broadcast band is sent to Video Record Processor, the mark of direct broadcast band and time delay side-play amount 8 hours is carried in the medium stream request message of direct broadcast band, Video Record Processor searches the Media Stream of the direct broadcast band be stored in Video Record Processor according to the mark of direct broadcast band, Video Record Processor determines the broadcast point of the Media Stream of direct broadcast band for 8 hours according to time delay side-play amount, namely time delay side-play amount is deducted 8 hours with local time zone 20, navigate to the direct broadcast band Media Stream that Video Record Processor (local time zone 12 point) is recorded, the i.e. Media Stream of the direct broadcast band of 20, live source time zone broadcasting.
The Media Stream of direct broadcast band is returned to media server by step 609, Video Record Processor;
It should be noted that, in embodiments of the present invention, Video Record Processor can send the Media Stream of multiple direct broadcast band simultaneously to media server by the mode of multithreading, namely the Media Stream of a direct broadcast band is sent with a separate threads, to meet the different broadcasting demand of different user, improve Consumer's Experience.
Step 610, media server by the media stream of direct broadcast band to objective network.
Concrete, media server, according to the media stream address arranged and send mode, sends Media Stream with the code check identical with live source channel to objective network.
In embodiments of the present invention, media server receives the latency request message of the direct broadcast band that CMS sends, the Media Stream for playing of direct broadcast band is obtained from Video Record Processor according to the mark of the direct broadcast band carried in latency request message and the time delay side-play amount of direct broadcast band, and by described media stream to objective network, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Embodiment of the method seven
Fig. 8 is the configuration diagram of another embodiment of the method that the time delay of embodiment of the present invention direct broadcast band is play, as shown in Figure 8, on the basis of the embodiment of the present invention five and embodiment six, media server and EPG server can be arranged on local different time zone, the media server in each time zone and EPG server can the distributed deployments of timesharing district, same Content Management System is simultaneously for the spectators of different time zone provide the direct broadcast band service of differentiation, by the distributed deployment of timesharing district, media server can according to self local time zone attribute, the relatively time difference of self local time zone time and live source time zone time, Lookup protocol postpones side-play amount.
Concrete, the mapping table of the mark of direct broadcast band and the live source time of this direct broadcast band is set at media server in advance, when media server receives the latency request message of the direct broadcast band that CMS sends, according to the live source zone time of this direct broadcast band of identified query of the direct broadcast band carried in latency request message, then the delay side-play amount of direct broadcast band is set according to the time difference in local zone time and live source area.
Such as, CMS sends the latency request message of direct broadcast band to media server, the mark of the direct broadcast band carried in this latency request message, if media server is 20 points according to the identified query of this direct broadcast band to the live source zone time of this direct broadcast band, if the local zone time of media server 1 is 12 points, the local zone time of media server 2 is 14 points, the local zone time of media server 3 is 16 points, then media server 1 can arrange according to live source area and the time difference of local zone time and postpone side-play amount 8 hours, media server 2 can arrange according to live source area and the time difference of local zone time and postpone side-play amount 6 hours, media server 3 can arrange according to live source area and the time difference of local zone time and postpone side-play amount 4 hours, to realize local audience at local zone time 20 viewing live source zone time 20 programme televised lives play.
Because live source channel derives from multiple different content supplier, the time zone at different content provider place may be different, by media server according to self local time zone attribute, the relatively time difference in local zone time and live source area, Lookup protocol postpones side-play amount, avoid people calculate for going and delay side-play amount is set, reduce cost of labor, improve the operating efficiency of IPTV.
Below the overall technical architecture of apparatus of the present invention embodiment is described
Device embodiment one
Fig. 9 is the structural representation of an embodiment of embodiment of the present invention media server, and as Fig. 9 shows, this media server 90 comprises the first acquisition module 901, first determination module 902 and the first sending module 903.
First acquisition module 901 is for the time delay side-play amount of the mark and described direct broadcast band that obtain direct broadcast band;
First determination module 902 is for determining the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band;
First sending module 903 is for being sent to objective network by described Media Stream in the mode of multicast.
In embodiments of the present invention, media server obtains the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band, according to the Media Stream for playing of the mark of this direct broadcast band and the time delay side-play amount determination direct broadcast band of direct broadcast band, and by described media stream to objective network, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Optionally, in embodiments of the present invention, first acquisition module 901 specifically for receiving the latency request message of the direct broadcast band that Content Management System CMS sends, can carry the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band in described latency request message; In addition, first acquisition module 901 can also specifically for receiving the latency request message of the direct broadcast band that Content Management System CMS sends, carry the mark of described direct broadcast band in described latency request message, determine the time delay side-play amount of described direct broadcast band according to the mark of described direct broadcast band.
Device embodiment two
Figure 10 is the structural representation of another embodiment of embodiment of the present invention media server, and as shown in Figure 10, this first determination module 902 can comprise the first transmitting element 9021 and the first receiving element 9022.
First transmitting element 9021 is for sending the request message of the Media Stream obtaining described direct broadcast band to Video Record Processor, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried, so that described Video Record Processor determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band in described request message;
The described Media Stream that first receiving element 9022 sends for receiving described Video Record Processor.
Device embodiment three
Figure 11 is the structural representation of an embodiment of embodiment of the present invention Video Record Processor, and as shown in figure 11, this Video Record Processor 100 comprises the second receiver module 1001, second determination module 1002 and the second sending module 1003.
The request message that second receiver module 1001 sends for receiving media server, carries the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band in described request message;
Second determination module 1002 is for determining the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band;
Second sending module 1003 is for giving described media server, so that described Media Stream is sent to objective network in the mode of multicast by described media server by described media stream.
In embodiments of the present invention, the request message that Video Record Processor receiving media server sends, the Media Stream for playing of described direct broadcast band is determined according to the mark of the direct broadcast band carried in described request message and the time delay side-play amount of described direct broadcast band, and give described media server by described media stream, so that described Media Stream is sent to objective network in the mode of multicast by described media server, and then make described media server provide the programme televised live of the daily schedule meeting local audience, improve user's viewing experience.
Device embodiment four
Figure 12 is the structural representation of another embodiment of embodiment of the present invention Video Record Processor, and as shown in figure 12, this second determination module 1002 comprises the first determining unit 10021 and the second determining unit 10022.
First determining unit 10021 is for determining the Media Stream of described direct broadcast band according to the mark of described direct broadcast band;
Second determining unit 10022 for determining the Media Stream play in the Media Stream of described direct broadcast band according to the time delay side-play amount of local zone time and described direct broadcast band.
Device embodiment five
Figure 13 is the structural representation of an embodiment of embodiment of the present invention content management device, and as shown in figure 13, this content management device 110 comprises first and arranges module 1101 and the 3rd sending module 1102.
First arranges the time delay side-play amount of module 1101 for the mark and described direct broadcast band that arrange direct broadcast band;
3rd sending module 1102 is for sending the latency request message of described direct broadcast band to media server, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried in described latency request message, so that described media server determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
In embodiments of the present invention, content management device is by sending the direct broadcast band latency request message of carrying the mark of direct broadcast band and the time delay side-play amount of direct broadcast band to media server, media server according to described in broadcast channel the time delay side-play amount of mark and direct broadcast band determine the Media Stream for playing of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Optionally, in embodiments of the present invention, this content management device can also comprise the 4th sending module, 4th sending module is used for sending message to electronic program guide (EPG) server, multicast address and the multicast port of described Media Stream is carried, so that described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server in described message.
Device embodiment six
Figure 14 is the structural representation of another embodiment of embodiment of the present invention content management device, and as shown in figure 14, this content management device 111 comprises second and arranges module 1111 and the 5th sending module 1112.
Second arranges module 1111 for arranging the mark of direct broadcast band;
5th sending module 1112, for sending the latency request message of described direct broadcast band to media server, carries the mark of described direct broadcast band in described latency request message, so that described media server is handled as follows:
The time delay side-play amount of described direct broadcast band is determined according to the mark of described direct broadcast band, determine the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
In embodiments of the present invention, content management device is by sending the direct broadcast band latency request message of carrying the mark of direct broadcast band to media server, media server determines the time delay side-play amount of described direct broadcast band according to the mark of described direct broadcast band, and then determine that the time delay side-play amount of described direct broadcast band determines the Media Stream for playing of described direct broadcast band according to the mark of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast, by carrying out time delay to direct broadcast band, the reproduction time of programme televised live is made to meet the daily schedule of local audience, improve Consumer's Experience.
Optionally, in embodiments of the present invention, content management device can also comprise the 6th sending module, 6th sending module is used for sending message to electronic program guide (EPG) server, multicast address and the multicast port of described Media Stream is carried, so that described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server in described message.
Below the overall technical architecture of present system embodiment is described
Figure 15 is the structural representation of an embodiment of the system that the time delay of embodiment of the present invention direct broadcast band is play, and as shown in figure 15, the system 112 that this direct broadcast band time delay is play comprises content management device 1121 and media server 1122.
Content management device 1121, for sending the latency request message of direct broadcast band to media server, carries the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band in described latency request message;
Media server 1122 is for receiving described latency request message, determine the Media Stream for playing of described direct broadcast band according to the mark of the direct broadcast band carried in described latency request message and the time delay side-play amount of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast.
In embodiments of the present invention, content management device is by sending the direct broadcast band latency request message of carrying the mark of direct broadcast band and the time delay side-play amount of direct broadcast band to media server, media server according to described in broadcast channel the time delay side-play amount of mark and direct broadcast band determine the Media Stream for playing of described direct broadcast band, and described Media Stream is sent to objective network in the mode of multicast, by carrying out time delay to direct broadcast band, make the reproduction time of programme televised live meet the daily schedule of local audience, improve user's viewing experience.
Optionally, in embodiments of the present invention, media server 1122 can also be used for the direct broadcast band recording request message of carrying live source address receiving the transmission of described content management device, records direct broadcast band according to described live source address.
Those of ordinary skill in the art can recognize, in conjunction with the module of each example, unit and step that embodiment disclosed herein describes, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
Those skilled in the art can be well understood to, and for convenience of description and succinctly, the specific works process of the system of foregoing description, device, module and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that disclosed system, apparatus and method can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described module or unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or module can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.In addition, the coupling of the shown or discussed mutual heart or direct-coupling or communication connection can be connect coupling or communication connection by the heart of some interfaces, device, module or unit, also can be electric, machinery or other form connect.
The described module that illustrates as separating component or unit or can may not be and physically separate, parts as module or unit display can be or may not be physical module or unit, namely can be positioned at a place, or also can be distributed on multiple mixed-media network modules mixed-media or unit.Some or all of module wherein or unit can be selected according to the actual needs to realize the object of embodiment of the present invention scheme.
In addition, each functional module in each embodiment of the present invention or unit can be integrated in a processing module or unit, also can be that the independent physics of modules or unit exists, also can be that two or more modules or unit are integrated in a module or unit.Above-mentioned integrated module or unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated module or unit using the form of software function module or unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme of the present invention is in essence in other words to the part that prior art contributes, or all or part of of this technical scheme can the form of software product embody, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; can expect amendment or the replacement of various equivalence easily, these amendments or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (12)
1. a method for direct broadcast band time delay broadcasting, is characterized in that, comprising:
Receive the latency request message of the direct broadcast band that Content Management System CMS sends, the mark of described direct broadcast band is carried in described latency request message, the time delay side-play amount of described direct broadcast band is determined according to the mark of described direct broadcast band, the time delay side-play amount of described direct broadcast band is for setting the time of described direct broadcast band time delay broadcasting, wherein, the described mark according to direct broadcast band determines that the time delay side-play amount of described direct broadcast band comprises: the live source zone time determining described direct broadcast band according to the mark of described direct broadcast band, the time delay side-play amount of described direct broadcast band is determined according to the time difference of described live source zone time and local zone time,
According to the Media Stream store path of described direct broadcast band identified query to the described direct broadcast band recorded, and determine the broadcast point of the Media Stream of described direct broadcast band according to the delay side-play amount of described direct broadcast band;
The Media Stream for playing of described direct broadcast band is determined according to the broadcast point of the described Media Stream determined;
Described Media Stream is sent to objective network in the mode of multicast.
2. method according to claim 1, is characterized in that, described method also comprises:
The request message of the Media Stream obtaining described direct broadcast band is sent to Video Record Processor, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried, so that described Video Record Processor determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band in described request message;
Receive the described Media Stream that described Video Record Processor sends.
3. method according to claim 1, is characterized in that, before the acquisition mark of direct broadcast band and the time delay side-play amount of described direct broadcast band, described method also comprises:
Receive the recording request message of the direct broadcast band that Content Management System CMS sends, in described recording request message, carry the live source address of described direct broadcast band;
Described direct broadcast band is recorded according to described live source address.
4. a method for direct broadcast band time delay broadcasting, is characterized in that, comprising:
Arrange the mark of direct broadcast band and the time delay side-play amount of described direct broadcast band, the time delay side-play amount of described direct broadcast band is for setting the time of described direct broadcast band time delay broadcasting;
The latency request message of described direct broadcast band is sent to media server, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried in described latency request message, so that described media server is according to the Media Stream store path of described direct broadcast band identified query to the described direct broadcast band recorded, and the broadcast point of the Media Stream of described direct broadcast band is determined according to the delay side-play amount of described direct broadcast band, the Media Stream for playing of described direct broadcast band is determined according to the broadcast point of the described Media Stream determined, and described Media Stream is sent to objective network in the mode of multicast, described method comprises further:
Message is sent to electronic program guide (EPG) server, multicast address and the multicast port of described Media Stream is carried in described message, so that described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server, described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server, comprising:
Electronic program guide (EPG) server, according to the time difference of local zone time and live source zone time, is selected multicast address and the multicast port of the Media Stream that time delay side-play amount is consistent with the described time difference, and described multicast address and multicast port is supplied to terminal equipment.
5. a method for direct broadcast band time delay broadcasting, is characterized in that, comprising:
The mark of direct broadcast band is set;
Send the latency request message of described direct broadcast band to media server, in described latency request message, carry the mark of described direct broadcast band, so that described media server is handled as follows:
The live source zone time of direct broadcast band according to the identified query of described direct broadcast band, the delay side-play amount of described direct broadcast band is determined according to the time difference in local zone time and live source area, according to the Media Stream store path of described direct broadcast band identified query to the described direct broadcast band recorded, and the broadcast point of the Media Stream of described direct broadcast band is determined according to the delay side-play amount of described direct broadcast band, according to the broadcast point of the described Media Stream determined, the Media Stream for playing of described direct broadcast band is determined according to the broadcast point of the described Media Stream determined, and described Media Stream is sent to objective network in the mode of multicast.
6. method according to claim 5, is characterized in that, described method comprises further:
Send message to electronic program guide (EPG) server, carry multicast address and the multicast port of described Media Stream in described message, so that described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server.
7. method according to claim 6, is characterized in that, described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server, comprising:
Electronic program guide (EPG) server, according to the time difference of local zone time and live source zone time, is selected multicast address and the multicast port of the Media Stream that time delay side-play amount is consistent with the described time difference, and described multicast address and multicast port is supplied to terminal equipment.
8. a media server, is characterized in that, comprising:
First acquisition module, for receiving the latency request message of the direct broadcast band that Content Management System CMS sends, the mark of described direct broadcast band is carried in described latency request message, the live source zone time of direct broadcast band according to the identified query of described direct broadcast band, determines the delay side-play amount of described direct broadcast band according to the time difference in local zone time and live source area;
First determination module, for according to described direct broadcast band identified query to the Media Stream store path of described direct broadcast band recorded, and the broadcast point of the Media Stream of described direct broadcast band is determined according to the delay side-play amount of described direct broadcast band, the Media Stream for playing of described direct broadcast band is determined according to the broadcast point of the described Media Stream determined;
First sending module, for being sent to objective network by described Media Stream in the mode of multicast.
9. media server according to claim 8, it is characterized in that, described first acquisition module, specifically for receiving the latency request message of the direct broadcast band of Content Management System CMS transmission, carries the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band in described latency request message.
10. media server according to claim 8, is characterized in that, described first determination module comprises:
First transmitting element, for sending the request message of the Media Stream obtaining described direct broadcast band to Video Record Processor, the mark of described direct broadcast band and the time delay side-play amount of described direct broadcast band is carried, so that described Video Record Processor determines the Media Stream for playing of described direct broadcast band according to the time delay side-play amount of the mark of described direct broadcast band and described direct broadcast band in described request message;
First receiving element, for receiving the described Media Stream that described Video Record Processor sends.
11. 1 kinds of content management devices, is characterized in that, comprising:
Second arranges module, for arranging the mark of direct broadcast band;
5th sending module, for sending the latency request message of described direct broadcast band to media server, carries the mark of described direct broadcast band, so that described media server is handled as follows in described latency request message:
The live source zone time of direct broadcast band according to the identified query of described direct broadcast band, the delay side-play amount of described direct broadcast band is determined according to the time difference in local zone time and live source area, according to the Media Stream store path of described direct broadcast band identified query to the described direct broadcast band recorded, and the broadcast point of the Media Stream of described direct broadcast band is determined according to the delay side-play amount of described direct broadcast band, determine the Media Stream for playing of described direct broadcast band according to the broadcast point of the described Media Stream determined, and described Media Stream is sent to objective network in the mode of multicast.
12. content management devices according to claim 11, is characterized in that, described content management device also comprises:
6th sending module, for sending message to electronic program guide (EPG) server, multicast address and the multicast port of described Media Stream is carried, so that described multicast address and multicast port are supplied to terminal equipment by described electronic program guide (EPG) server in described message.
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| US20150156236A1 (en) * | 2013-12-02 | 2015-06-04 | International Business Machines Corporation | Synchronize Tape Delay and Social Networking Experience |
| CN105681833A (en) * | 2016-03-25 | 2016-06-15 | 天脉聚源(北京)传媒科技有限公司 | Method and device of adjusting EPG program broadcasting time |
| CN105828107A (en) * | 2016-03-30 | 2016-08-03 | 乐视控股（北京）有限公司 | Live broadcast time delay method and apparatus |
| CN108574851B (en) * | 2017-12-11 | 2021-02-05 | 北京金山云网络技术有限公司 | Push method, device, streaming media server and computer readable storage medium |
| CN112887745B (en) * | 2021-01-22 | 2023-02-28 | 广州虎牙科技有限公司 | Data processing method, system, electronic device and computer readable storage medium |
| CN113794937B (en) * | 2021-11-16 | 2022-02-08 | 深圳市华曦达科技股份有限公司 | Multi-time zone channel review method |
| CN114339432B (en) * | 2022-01-12 | 2023-05-12 | 中国联合网络通信集团有限公司 | Video false live broadcast method, device, equipment and medium |
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