CN101848366A - Filing and program transmitting method and equipment of time shift slicing files in IPTV (Internet Protocol Television) system - Google Patents
Filing and program transmitting method and equipment of time shift slicing files in IPTV (Internet Protocol Television) system Download PDFInfo
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- CN101848366A CN101848366A CN201010168291A CN201010168291A CN101848366A CN 101848366 A CN101848366 A CN 101848366A CN 201010168291 A CN201010168291 A CN 201010168291A CN 201010168291 A CN201010168291 A CN 201010168291A CN 101848366 A CN101848366 A CN 101848366A
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
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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
- H04N21/239—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests
- H04N21/2393—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests involving handling client requests
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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
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
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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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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a filing method of time shift slicing files in an IPTV (Internet Protocol Television) system and a streaming media server, used for solving the problem that all time shift slicing files in a same program can not be arranged in a same list, and therefore, the program can not be normally transmitted. The filing method comprises the following steps of firstly, filing time shift slicing files contained in the program from a transcribed list of a located channel to a filing list of a same channel when a transcribed program satisfies the filing condition; and secondly, adding a chained file under the transcribed list to point to a time shift slicing file shared by at least two programs when confirming that the time shift slicing file shared by at least two programs exists in the filed time shift slicing files. The invention also discloses a program transmitting method based on the filing method and a streaming media server, used for solving the problem that aiming to a problem that all time shift slicing files are not arranged in a same list, and lists are needed to be switched in the transmitting process to cause large message interaction quantity and higher transmitting call lost ratio.
Description
Technical field
The present invention relates to the Web TV field, relate in particular to filing and the program broadcasting method and the equipment of time shift slicing files in a kind of IPTV system.
Background technology
IPTV (Interactive Personality Television, IPTV or be called personalized interactive TV) be a kind of broadband cabled television network, and multiple technologies such as integrated the Internet, multimedia, communication utilized, the new technology of the multiple interactive services that comprises Digital Television is provided to the user.IPTV fully effectively utilizes multiple network resources, not only can provide the Electronic Program Guide business by the colourful page, video request program can also be provided, review and record, information browse, services such as recreation.
As shown in Figure 1, the IPTV system comprises the user terminal 100 of user side, the streaming media server 101 and the IPTV service sub-system 102 of network side, carry out interacting message based on RTSP (Real Time Streaming Protocol, real-time streaming protocol) between user terminal 100 and the streaming media server 101.
NPVR (Network Personal Video Recorder, network personal video recorder) business is the business that user that the IPTV system provides records the live telecast program, the user records the program storage finished on streaming media server, the user can pass through the mode of VOD (Video On Demand, video request program) when needed and watch recorded program.
In the existing IPTV system, recording always of live telecast program carried out.TVOD that the IPTV system provides (True Video On Demand, telecast demanding) and TSTV (Time Shift TV, time-moving television) business need that all the live telecast code stream is recorded into file and are stored on the streaming media server, in order to the usefulness of user's program request.
In the existing IPTV system, streaming media server mainly comprises following dual mode when realizing the storage of file:
Mode one, TVOD file and TSTV file separate storage, the TVOD file obtains by the partial content in the copy TSTV file, and the professional general multiplexing TVOD function of NPVR copied content corresponding according to period of customization.This mode will certainly cause the waste of memory space in the IPTV system, also can increase the expense of the shared storage I/O of IPTV system (Input/Output, input and output) resource simultaneously.
Mode two, TVOD file and the storage of TSTV file consolidation, promptly by TVOD is provided with a file professional and TSTV business, the file of generally recording in this mode for the storage of label burst, can be called time shift slicing files with the system time.No matter the user needs the professional still TSTV business of TVOD, all is to navigate to specific time shift slicing files by channel ID (Identifier, sign) and beginning and ending time (time started and concluding time) to play.The NPVR business can realize by multiplexing TVOD function and filing function.This mode can effectively be saved the memory space of IPTV system.
Adopt in the streaming media server of storage and uniform mode (mode two), time shift slicing files can not unrestrictedly be preserved, and following mechanism generally all is set:
Rollback mechanism, shift time and the required time shift slicing files of non-program recording when deletion surpasses, the time shift time be meant the maximum time scope that the user can review in the IPTV system;
Aging mechanism, the time shift slicing files that deletion surpasses ageing time and need not to file;
Filing mechanism, preserve the time shift slicing files that surpasses ageing time and need filing, be that the time shift slicing files is transferred under the filing catalogue of same channel from the catalogue of recording of place channel, thereby preserved always, ageing time is meant that the time shift slicing files of recording can be kept at the maximum time scope on the streaming media server, generally speaking, shift time is no more than ageing time the time.
Adopt in the streaming media server of storage and uniform mode, time shift slicing files is that label carries out burst with the system time, and the program of user's program request (can be called the NPVR program) is identical with the program (can be called the TVOD program) of user's program request in the TVOD business in the NPVR business, all are beginning and ending time signs with program, and the beginning and ending time of program is generally not corresponding with the burst time, the situation that two programs are shared same time shift slicing files can occur, promptly the time started of the concluding time of previous program and a back program is in the time range of same time shift slicing files.After the time shift slicing files that two programs are shared is filed, because it is archived under the filing catalogue at previous program place, then still under the filing catalogue, all time shift slicing files that can cause a back program are not under same catalogue for other time shift slicing files of a program.Because the time shift slicing files of being filed has surpassed ageing time, for the TVOD business, recorded program can not be requested to play, but for the NPVR business, as long as the user is initiatively deletion not, just require recorded program to play, and existing filing mechanism can't satisfy this requirement.At all time shift slicing files program under same catalogue not, can adopt the mode of switching catalogue to play, but can cause in the IPTV system interacting message amount big, play percent of call lost height.
Summary of the invention
The embodiment of the invention provides the archiving method and the streaming media server of time shift slicing files in a kind of IPTV system, may be not under same catalogue in order to all time shift slicing files of solving same program in the prior art, thus the problem that this program can't normal play;
The embodiment of the invention provides a kind of program broadcasting method and streaming media server based on the archiving method of time shift slicing files in the above-mentioned IP TV system, in order to solve in the prior art at all time shift slicing files program under same catalogue not, when playing, need switch catalogue, cause in the IPTV system interacting message amount big, play percent of call lost problem of higher.
The archiving method of time shift slicing files in the IPTV system that the embodiment of the invention provides comprises:
When recorded program satisfies the filing condition, the time shift slicing files that described program comprises is filed under the filing catalogue of same channel from the catalogue of recording of place channel;
When having the time shift slicing files of being shared by at least two programs in each time shift slicing files that affirmation is filed, add threaded file described recording under the catalogue, described threaded file points to the time shift slicing files that at least two programs of described quilt are shared.
Accordingly, the streaming media server that the embodiment of the invention provides comprises:
Service Processing Module is used for when recorded program satisfies the filing condition, and the time shift slicing files that described program comprises is filed under the filing catalogue of same channel from the catalogue of recording of place channel;
Document management module, when being used for confirming that there is the time shift slicing files of being shared by at least two programs in each time shift slicing files of being filed, add threaded file described recording under the catalogue, described threaded file points to the time shift slicing files that at least two programs of described quilt are shared.
The program broadcasting method based on the archiving method of time shift slicing files in the above-mentioned IP TV system that the embodiment of the invention provides comprises:
Receive the playing programs signaling that user terminal sends;
The type of each file that described program comprises is determined in the program file path of the program of playing according to described playing programs signaling request;
At each file, if determine that the result is a time shift slicing files, according to the memory address index information access file of this time shift slicing files, be threaded file if determine the result, according to the memory address index information access file of the time shift slicing files of this threaded file sensing; And
The media data of institute's access file is returned to user terminal to be play.
Accordingly, the another kind of streaming media server that the embodiment of the invention provides comprises protocol process module, document management module, data management module and carrier module, wherein:
Described protocol process module is used to receive the playing programs signaling that user terminal sends, and will ask the program file path of the program of broadcast to send to described document management module;
Described document management module, be used for initiating the query requests of the memory address index information of each file that described program comprises to described data management module, wherein carry described program file path, according to the memory address index information access file of each file that inquires, and the media data of institute's access file sent to described carrier module;
Described data management module, be used for the program file path of carrying according to described query requests, determine the type of each file that described program comprises, if determine that the result is a time shift slicing files, return the memory address index information of this time shift slicing files to described document management module, if determine that the result is a threaded file, return the memory address index information of the time shift slicing files of this threaded file sensing to described document management module;
Described carrier module is used for that the media data that described document management module sends is returned to user terminal and plays.
The archiving method and the streaming media server of time shift slicing files in the IPTV system that the embodiment of the invention provides, after time shift slicing files that program comprises is under recording catalogue filing catalogue, if have the time shift slicing files of being shared by at least two programs in each time shift slicing files of finding to be filed, then add threaded file former recording under the catalogue, point to the time shift slicing files that at least two programs of this quilt are shared, thereby all time shift slicing files that efficiently solve same program are the problem under same catalogue not, has guaranteed the normal play of this program.
Program broadcasting method and streaming media server that the embodiment of the invention provides based on the archiving method of time shift slicing files in the above-mentioned IP TV system, for all time shift slicing files program under same catalogue not, filing scheme based on time shift slicing files in the above-mentioned IP TV system makes this program not only comprise time shift slicing files, also comprise threaded file, at time shift slicing files, according to its memory address index information access file, at threaded file, memory address index information access file according to the time shift slicing files of its sensing, thereby need not to switch the broadcast that catalogue can realize program, reduced the mutual amount of message in the IPTV system, simultaneously effectively suppress the broadcast percent of call lost, promoted user's impression.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Fig. 1 is the network architecture schematic diagram of IPTV system in the prior art;
Fig. 2 is the archiving method flow chart of time shift slicing files in the IPTV system in the embodiment of the invention one;
The program filing processing of request flow process that Fig. 3 issues the IPTV service sub-system for streaming media server in the embodiment of the invention one;
Fig. 4 is the realization flow figure of NPVR business in the embodiment of the invention one;
Fig. 5 is a kind of possibility structured flowchart of streaming media server in the embodiment of the invention one;
Fig. 6 is the program broadcasting method flow chart in the IPTV system in the embodiment of the invention two;
Fig. 7 is the program broadcasting method flow chart during user's program request NPVR program in the IPTV system in the embodiment of the invention two;
Fig. 8 is that a kind of of streaming media server in the embodiment of the invention two may structured flowchart.
Embodiment
The embodiment of the invention may be under same catalogue for all time shift slicing files that solve same program in the prior art, thereby the problem that this program can't normal play, the archiving method and the streaming media server of time shift slicing files in a kind of IPTV system are provided, after time shift slicing files that program comprises is under recording catalogue filing catalogue, if have the time shift slicing files of being shared by at least two programs in each time shift slicing files of finding to be filed, then add threaded file, point to the time shift slicing files that at least two programs of this quilt are shared former recording under the catalogue.
The embodiment of the invention is in order to solve in the prior art at all time shift slicing files program under same catalogue not, when playing, need switch catalogue, cause in the IPTV system interacting message amount big, play percent of call lost problem of higher, a kind of program broadcasting method and streaming media server based on the archiving method of middle time shift slicing files in the above-mentioned IP TV system is provided, for all time shift slicing files program under same catalogue not, filing scheme based on time shift slicing files in the above-mentioned IP TV system, make this program not only comprise time shift slicing files, also comprise threaded file, at time shift slicing files, according to its memory address index information access file, at threaded file, according to the memory address index information access file of the time shift slicing files of its sensing.
Below in conjunction with Figure of description the preferred embodiments of the present invention are described, be to be understood that, preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention, and under the situation of not conflicting, embodiment and the feature among the embodiment among the present invention can make up mutually.
Embodiment one
Present embodiment at first provides the archiving method of time shift slicing files in a kind of IPTV system, as shown in Figure 2, comprises the steps:
S201, when recorded program satisfies the filing condition, streaming media server is filed the time shift slicing files that this program comprises under the filing catalogue of same channel from the catalogue of recording of place channel;
When having the time shift slicing files of being shared by at least two programs in each time shift slicing files that S202, affirmation are filed, streaming media server adds threaded file recording under the catalogue, and this threaded file points to the time shift slicing files that at least two programs of this quilt are shared.
For the ease of understanding, describe for example.
Suppose that the time shift slicing files that the program 1 of certain channel comprises is A, B and C, the time shift slicing files that the program 2 of same channel comprises is C, D and E, as seen time shift slicing files C is the time shift slicing files of being shared by two programs, and time shift slicing files A, B, C, D and E be current all to be kept at the recording under the catalogue of this channel.If program 1 needs filing, and program 1 satisfied the filing condition, then time shift slicing files A, the B and the C that comprise of program 1 will file under the filing catalogue of this channel from the catalogue of recording of this channel; Because time shift slicing files C is by the shared time shift slicing files of two programs, then recording interpolation threaded file C ' under the catalogue, this threaded file C ' points to time shift slicing files C.At program 2, though after program 1 is by filing, cause its all time shift slicing files not in that (time shift slicing files C is under the filing catalogue under the same catalogue, time shift slicing files D and E are recording under the catalogue), but because the existence of recording threaded file C ' under the catalogue, can point to the time shift slicing files C under the filing catalogue, all time shift slicing files that therefore can effectively solve program 2 are the problem under same catalogue not, has guaranteed the normal play of program 2.In concrete the enforcement, program 2 may need filing, also may not need filing.If program 2 needs filing, and program 2 satisfied the filing condition, then the time shift slicing files D and the E that comprise of program 2 will file under the filing catalogue of this channel from the catalogue of recording of this channel.If program 2 do not need the filing, then exceed ageing time after, time shift slicing files D that program 2 comprises and E will delete from recording under the catalogue.Because the time shift slicing files C that program 2 comprises has been filed, so only be D and E recording program 2 comprises under the catalogue time shift slicing files.No matter program 2 is filed or is deleted, all need not to preserve threaded file C ' again.
In order to save the memory space in the IPTV system, record under the catalogue add threaded file can not also unnecessary unrestricted preservation, preferable, after time shift slicing files at least two programs under the time shift slicing files that described threaded file points to is all filed, after last program under the time shift slicing files that perhaps described threaded file points to is aging, described threaded file is deleted from described recording under the catalogue.Certainly, also can surpass life span afterwards with the threaded file deletion for threaded file disposes life span, life span just can meet the demands more than or equal to ageing time.
In the concrete enforcement of S202, there is the time shift slicing files of being shared by at least two programs in each time shift slicing files of confirming to be filed, specifically comprise:
Steps A, according to the system time of each time shift slicing files correspondence of being filed, choose last time shift slicing files according to the time order and function order;
If the concluding time of the current program of step B and the time started of another program within the system time scope of described last time shift slicing files correspondence, are then confirmed the time shift slicing files of described last time shift slicing files for being shared by at least two programs.
In concrete the enforcement, described recorded program satisfies the filing condition and can comprise: all time shift slicing files that described program comprises exceed ageing time and have the sign of needs filing, other filing condition can certainly be set, for example receive and be used for specific instruction that certain program is filed.In concrete the enforcement, by the program filing processing of request flow process that streaming media server issues the IPTV service sub-system, can be so that all time shift slicing files that need the program of filing to comprise have the sign of needs filing.As shown in Figure 3, this handling process comprises the steps:
S301, IPTV service sub-system send program filing request, the channel identication and the beginning and ending time of wherein carrying the program that needs filing to streaming media server;
In concrete the enforcement, if the user by the NPVR business, asks current in progress live telecast program is recorded, then this recorded program needs filing; Also can need determine the program of filing according to the actual demand of IPTV system;
S302, streaming media server are determined all time shift slicing files that the program of needs filing comprises according to channel identication and beginning and ending time, and be that each time shift slicing files of determining adds the sign that needs filing, the flag bit of one 1bit for example is set for file, if mark position 1 then expression need filing, otherwise expression does not need filing;
If all time shift slicing files that follow-up this program comprises exceed ageing time and have the sign of needs filing, then confirm to satisfy the filing condition, promptly file processing according to the archiving method of time shift slicing files in the above-mentioned IP TV system, specifically see also Fig. 2, filing is finished the back streaming media server and will be filed the result and return to the IPTV service sub-system, files the result and comprises information such as program place catalogue.
Wherein, the realization flow of NPVR business as shown in Figure 4, comprises the steps:
S400, user terminal are initiated the NPVR service request to streaming media server, and request is recorded current in progress live telecast program;
In the IPTV system, user terminal can be STB (Set-TopBox, set-top box), also can be PC (Personal Computer, personal computer), multimedia handset etc.;
S401, IPTV service sub-system are collected the NPVR service request that user terminal is initiated, and generate the request of TVOD performance recording and send to streaming media server;
At same channel, the period of recording of different TV OD performance recording request does not overlap mutually;
S402, streaming media server return the affirmation of TVOD performance recording according to the situation of recording of the time shift slicing files that this request recorded program comprises to the IPTV service sub-system, and subsequent user can be watched this program by the mode of VOD;
S403, IPTV service sub-system are confirmed according to the TVOD performance recording that receives, and send program filing request to streaming media server;
Streaming media server sees also Fig. 3 to the program filing processing of request flow process that the IPTV service sub-system issues, and specifically repeats no more.
Based on same technical conceive, present embodiment provides a kind of streaming media server, because the principle that this equipment is dealt with problems is similar to the archiving method of time shift slicing files in the IPTV system, so the enforcement of this equipment can repeat part and repeat no more referring to the enforcement of method.
As shown in Figure 5, a kind of possibility structure of streaming media server comprises:
Service Processing Module 501 is used for when recorded program satisfies the filing condition, and the time shift slicing files that described program comprises is filed under the filing catalogue of same channel from the catalogue of recording of place channel;
Document management module 502, when being used for confirming that there is the time shift slicing files of being shared by at least two programs in each time shift slicing files of being filed, add threaded file described recording under the catalogue, described threaded file points to the time shift slicing files that at least two programs of described quilt are shared.
Preferable, document management module 502, also be used for after the time shift slicing files of at least two programs under the time shift slicing files that described threaded file points to is all filed, after last program under the time shift slicing files that perhaps described threaded file points to is aging, described threaded file is deleted from described recording under the catalogue.
The archiving method and the streaming media server of time shift slicing files in the IPTV system that present embodiment provides, after time shift slicing files that program comprises is under recording catalogue filing catalogue, if have the time shift slicing files of being shared by at least two programs in each time shift slicing files of finding to be filed, then add threaded file former recording under the catalogue, point to the time shift slicing files that at least two programs of this quilt are shared, thereby all time shift slicing files that efficiently solve same program are the problem under same catalogue not, has guaranteed the normal play of this program.
Embodiment two
The filing scheme of time shift slicing files in the IPTV system that provides based on embodiment one, present embodiment at first provide the program broadcasting method in a kind of IPTV system, as shown in Figure 6, comprise the steps:
S601, streaming media server receive the playing programs signaling that user terminal sends;
The type of each file that this program comprises is determined in the program file path of S602, the program play according to this playing programs signaling request;
S603, at each file, if the affirmation result is a time shift slicing files, according to the memory address index information access file of this time shift slicing files, if the affirmation result is a threaded file, the memory address index information access file of the time shift slicing files that points to according to this threaded file;
S604, streaming media server return to user terminal with the media data of institute's access file and play.
Need to prove, for the ease of user's program request, at each program, streaming media server is set up program file path and the channel identication and the corresponding relation between the beginning and ending time of this program, the program file path is to the memory address index information of each file (type comprises threaded file and time shift slicing files) of should program comprising, can determine the memory address of file according to the memory address index information, thereby realize visit file.
For the ease of understanding, be example with user's program request NPVR program, describe the program broadcasting method in the IPTV system in detail, wherein user terminal is example with STB, as shown in Figure 7, comprises the steps:
S701, user's program request NPVR program, STB sends DESCRIBE (description) signaling to streaming media server;
Wherein the DESCRIBE signaling belongs to the signaling of RTSP agreement regulation, information such as the channel identication of the program that the request of wherein carrying is play and beginning and ending time;
S702, streaming media server follow the channel identication and the beginning and ending time of the program of playing according to request in the DESCRIBE signaling to determine the program file path, and return the DESCRIBE response to STB;
S703, STB send SETUP (setting) signaling, the port and the mode of carrying the STB receiving media data in the SETUP signaling according to the DESCRIBE response that receives to streaming media server;
S704, streaming media server return the SETUP response to STB, and the SETUP response is used for the port and the mode of this streaming media server transmission media data are informed STB;
S705, STB send PLAY (broadcast) signaling to streaming media server, and this NPVR program is play in request;
The type of each file that this program comprises is determined in the program file path of S706, the NPVR program play according to request, at each file, if be threaded file, then carries out S707, if be time shift slicing files, then carries out S708;
The memory address index information access file of S707, the time shift slicing files that points to according to this threaded file;
In concrete the enforcement, streaming media server can inquire the memory address of file according to the memory address index information, thereby realizes the visit to file, obtains media data;
S708, according to the memory address index information access file of this time shift slicing files;
S709, the media data of institute's access file is returned to user terminal play.
Based on same technical conceive, present embodiment provides a kind of streaming media server, because the principle that this equipment is dealt with problems is similar to the program broadcasting method in the IPTV system, so the enforcement of this equipment can repeat part and repeat no more referring to the enforcement of method.
As shown in Figure 8, a kind of possibility structure of streaming media server comprises protocol process module 801, document management module 802, data management module 803 and carrier module 804, wherein:
Protocol process module 801 is used to receive the playing programs signaling that user terminal sends, and will ask the program file path of the program of broadcast to send to document management module 802;
Document management module 802, be used for initiating the query requests of the memory address index information of each file that described program comprises to data management module 803, wherein carry described program file path, according to the memory address index information access file of each file that inquires, and the media data of institute's access file sent to carrier module 804;
Data management module 803, be used for the program file path of carrying according to described query requests, determine the type of each file that described program comprises, if determine that the result is a time shift slicing files, return the memory address index information of this time shift slicing files to described document management module, if determine that the result is a threaded file, return the memory address index information of the time shift slicing files of this threaded file sensing to document management module 802;
Carrier module 804 is used for that the media data that document management module 802 sends is returned to user terminal and plays.
Program broadcasting method and streaming media server in the IPTV system that the embodiment of the invention provides, for all time shift slicing files program under same catalogue not, filing scheme based on time shift slicing files in the above-mentioned IP TV system makes this program not only comprise time shift slicing files, also comprise threaded file, at time shift slicing files, according to its memory address index information access file, at threaded file, memory address index information access file according to the time shift slicing files of its sensing, thereby need not to switch the broadcast that catalogue can realize program, under the prerequisite that does not influence TVOD business and TSTV business, make the NPVR business normally to move, guarantee that the user normally watches the NPVR program, reduced the mutual amount of message in the IPTV system, simultaneously effectively suppress the broadcast percent of call lost, promoted user's impression.
Those skilled in the art should understand that embodiments of the invention can be provided as method, equipment or computer program.Therefore, the present invention can adopt complete hardware embodiment, complete software implementation example or in conjunction with the form of the embodiment of software and hardware aspect.And the present invention can adopt the form that goes up the computer program of implementing in one or more computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) that wherein include computer usable program code.
The present invention is that reference is described according to the flow chart and/or the block diagram of method, equipment and the computer program of the embodiment of the invention.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or the block diagram and/or square frame and flow chart and/or the block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out by the processor of computer or other programmable data processing device produce to be used for the device of the function that is implemented in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, make the instruction that is stored in this computer-readable memory produce the manufacture that comprises command device, this command device is implemented in the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded on computer or other programmable data processing device, make on computer or other programmable devices and to carry out the sequence of operations step producing computer implemented processing, thereby the instruction of carrying out on computer or other programmable devices is provided for being implemented in the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic creative notion of cicada, then can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. the archiving method of time shift slicing files in the IPTV system is characterized in that, comprising:
When recorded program satisfies the filing condition, the time shift slicing files that described program comprises is filed under the filing catalogue of same channel from the catalogue of recording of place channel;
When having the time shift slicing files of being shared by at least two programs in each time shift slicing files that affirmation is filed, add threaded file described recording under the catalogue, described threaded file points to the time shift slicing files that at least two programs of described quilt are shared.
2. the method for claim 1 is characterized in that, also comprises:
After time shift slicing files at least two programs under the time shift slicing files that described threaded file points to is all filed, after last program under the time shift slicing files that perhaps described threaded file points to is aging, described threaded file is deleted from described recording under the catalogue.
3. method as claimed in claim 1 or 2 is characterized in that, also comprises:
Receive the program filing request that the IPTV service sub-system issues, the channel identication and the beginning and ending time of wherein carrying the program that needs filing;
Determine all time shift slicing files that the program of needs filing comprises according to described channel identication and beginning and ending time, and add the sign that to file for each time shift slicing files of determining.
4. method as claimed in claim 3 is characterized in that, described recorded program satisfies the filing condition and comprises: all time shift slicing files that described program comprises exceed ageing time and have the sign of needs filing.
5. method as claimed in claim 1 or 2 is characterized in that, has the time shift slicing files of being shared by at least two programs in the time shift slicing files that described affirmation is filed, and specifically comprises:
According to the system time of each time shift slicing files correspondence of being filed, choose last time shift slicing files according to the time order and function order;
If the time started of the concluding time of current program and another program within the system time scope of described last time shift slicing files correspondence, is then confirmed the time shift slicing files of described last time shift slicing files for being shared by at least two programs.
6. a streaming media server is characterized in that, comprising:
Service Processing Module is used for when recorded program satisfies the filing condition, and the time shift slicing files that described program comprises is filed under the filing catalogue of same channel from the catalogue of recording of place channel;
Document management module, when being used for confirming that there is the time shift slicing files of being shared by at least two programs in each time shift slicing files of being filed, add threaded file described recording under the catalogue, described threaded file points to the time shift slicing files that at least two programs of described quilt are shared.
7. streaming media server as claimed in claim 6 is characterized in that,
Described document management module, also be used for after the time shift slicing files of at least two programs under the time shift slicing files that described threaded file points to is all filed, after last program under the time shift slicing files that perhaps described threaded file points to is aging, described threaded file is deleted from described recording under the catalogue.
8. the program broadcasting method based on the described archiving method of claim 1 is characterized in that, comprising:
Receive the playing programs signaling that user terminal sends;
The type of each file that described program comprises is determined in the program file path of the program of playing according to described playing programs signaling request;
At each file, if determine that the result is a time shift slicing files, according to the memory address index information access file of this time shift slicing files, be threaded file if determine the result, according to the memory address index information access file of the time shift slicing files of this threaded file sensing; And
The media data of institute's access file is returned to user terminal to be play.
9. method as claimed in claim 8 is characterized in that, before the playing programs signaling that described reception user terminal sends, also comprises:
Receive the description DESCRIBE signaling that user terminal sends, the channel identication and the beginning and ending time of the program that the request of wherein carrying is play; And
Channel identication and beginning and ending time according to the program of asking to play are determined the program file path, and return the DESCRIBE response to described user terminal;
Receive user terminal and SETUP signaling, the port and the mode of carrying the user terminal receiving media data in the described SETUP signaling be set according to what described DESCRIBE response sent; And
Return the SETUP response to described user terminal, described SETUP response is used for the port and the mode that send media data are informed user terminal.
10. a streaming media server is characterized in that, comprises protocol process module, document management module, data management module and carrier module, wherein:
Described protocol process module is used to receive the playing programs signaling that user terminal sends, and will ask the program file path of the program of broadcast to send to described document management module;
Described document management module, be used for initiating the query requests of the memory address index information of each file that described program comprises to described data management module, wherein carry described program file path, according to the memory address index information access file of each file that inquires, and the media data of institute's access file sent to described carrier module;
Described data management module, be used for the program file path of carrying according to described query requests, determine the type of each file that described program comprises, if determine that the result is a time shift slicing files, return the memory address index information of this time shift slicing files to described document management module, if determine that the result is a threaded file, return the memory address index information of the time shift slicing files of this threaded file sensing to described document management module;
Described carrier module is used for that the media data that described document management module sends is returned to user terminal and plays.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101682917A CN101848366B (en) | 2010-05-07 | 2010-05-07 | Filing and program broadcasting method and equipment of time shift slicing files in IPTV (Internet Protocol Television) system |
| PCT/CN2011/071293 WO2011137681A1 (en) | 2010-05-07 | 2011-02-25 | Method and apparatus for filing time shift slicing files and playing programs in an interactive personality television system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101682917A CN101848366B (en) | 2010-05-07 | 2010-05-07 | Filing and program broadcasting method and equipment of time shift slicing files in IPTV (Internet Protocol Television) system |
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| Publication Number | Publication Date |
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| CN101848366A true CN101848366A (en) | 2010-09-29 |
| CN101848366B CN101848366B (en) | 2013-12-04 |
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| CN2010101682917A Active CN101848366B (en) | 2010-05-07 | 2010-05-07 | Filing and program broadcasting method and equipment of time shift slicing files in IPTV (Internet Protocol Television) system |
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| WO (1) | WO2011137681A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137681A1 (en) * | 2010-05-07 | 2011-11-10 | 中兴通讯股份有限公司 | Method and apparatus for filing time shift slicing files and playing programs in an interactive personality television system |
| CN103051931A (en) * | 2011-10-11 | 2013-04-17 | 中兴通讯股份有限公司 | Method, server, client and system for recording and playing replay program |
| CN103873956A (en) * | 2012-12-12 | 2014-06-18 | 中国电信股份有限公司 | Media file playing method and system, player, terminal and media storage platform |
| WO2017041663A1 (en) * | 2015-09-11 | 2017-03-16 | 中兴通讯股份有限公司 | Video control method and device |
| CN111246314A (en) * | 2020-01-14 | 2020-06-05 | 深圳市华曦达科技股份有限公司 | Time-shifting live broadcast method, server device, client device and live broadcast system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101409823A (en) * | 2007-10-10 | 2009-04-15 | 华为技术有限公司 | Method, apparatus and system for implementing network personal video recorder |
| CN101420603A (en) * | 2008-09-05 | 2009-04-29 | 中兴通讯股份有限公司 | Method for implementing media distribution, positioning by segmented memory and stream media system thereof |
| CN101489103A (en) * | 2009-01-16 | 2009-07-22 | 中兴通讯股份有限公司 | Recording method and profiling method for play-on-demand program |
| US20090282160A1 (en) * | 2007-06-05 | 2009-11-12 | Wang Zhibing | Method for Constructing Network Topology, and Streaming Delivery System |
| CN101662628A (en) * | 2008-08-28 | 2010-03-03 | 华为技术有限公司 | Multimedia storage method, system and device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101848366B (en) * | 2010-05-07 | 2013-12-04 | 中兴通讯股份有限公司 | Filing and program broadcasting method and equipment of time shift slicing files in IPTV (Internet Protocol Television) system |
-
2010
- 2010-05-07 CN CN2010101682917A patent/CN101848366B/en active Active
-
2011
- 2011-02-25 WO PCT/CN2011/071293 patent/WO2011137681A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090282160A1 (en) * | 2007-06-05 | 2009-11-12 | Wang Zhibing | Method for Constructing Network Topology, and Streaming Delivery System |
| CN101409823A (en) * | 2007-10-10 | 2009-04-15 | 华为技术有限公司 | Method, apparatus and system for implementing network personal video recorder |
| CN101662628A (en) * | 2008-08-28 | 2010-03-03 | 华为技术有限公司 | Multimedia storage method, system and device |
| CN101420603A (en) * | 2008-09-05 | 2009-04-29 | 中兴通讯股份有限公司 | Method for implementing media distribution, positioning by segmented memory and stream media system thereof |
| CN101489103A (en) * | 2009-01-16 | 2009-07-22 | 中兴通讯股份有限公司 | Recording method and profiling method for play-on-demand program |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137681A1 (en) * | 2010-05-07 | 2011-11-10 | 中兴通讯股份有限公司 | Method and apparatus for filing time shift slicing files and playing programs in an interactive personality television system |
| CN103051931A (en) * | 2011-10-11 | 2013-04-17 | 中兴通讯股份有限公司 | Method, server, client and system for recording and playing replay program |
| CN103051931B (en) * | 2011-10-11 | 2018-05-01 | 中兴通讯股份有限公司 | Review performance recording, playback method, server, client and system |
| CN103873956A (en) * | 2012-12-12 | 2014-06-18 | 中国电信股份有限公司 | Media file playing method and system, player, terminal and media storage platform |
| CN103873956B (en) * | 2012-12-12 | 2018-02-13 | 中国电信股份有限公司 | Media file playing method, system, player, terminal and media storage platform |
| WO2017041663A1 (en) * | 2015-09-11 | 2017-03-16 | 中兴通讯股份有限公司 | Video control method and device |
| CN106534883A (en) * | 2015-09-11 | 2017-03-22 | 中兴通讯股份有限公司 | Video control method and device |
| CN111246314A (en) * | 2020-01-14 | 2020-06-05 | 深圳市华曦达科技股份有限公司 | Time-shifting live broadcast method, server device, client device and live broadcast system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101848366B (en) | 2013-12-04 |
| WO2011137681A1 (en) | 2011-11-10 |
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