CN104333810B - A kind of playback method and device of program - Google Patents
A kind of playback method and device of program Download PDFInfo
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- CN104333810B CN104333810B CN201410528619.XA CN201410528619A CN104333810B CN 104333810 B CN104333810 B CN 104333810B CN 201410528619 A CN201410528619 A CN 201410528619A CN 104333810 B CN104333810 B CN 104333810B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
-
- 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
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2353—Processing of additional data, e.g. scrambling of additional data or processing content descriptors specifically adapted to content descriptors, e.g. coding, compressing or processing of metadata
-
- 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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/466—Learning process for intelligent management, e.g. learning user preferences for recommending movies
- H04N21/4668—Learning process for intelligent management, e.g. learning user preferences for recommending movies for recommending content, e.g. movies
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- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Library & Information Science (AREA)
- Computer Graphics (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The embodiment of the present invention provides a kind of playback method of program, wherein the method includes：When set-top-box opening, network information table is obtained；Parse privately owned description in the network information table；Play the program corresponding to the description information that privately owned description provides.The program of direct viewing preference after the embodiment of the present invention can make user open set-top box need not change network information table, continually Qie Tai or remember that program number where the program of preference, the experience for bringing user are good.
Description
Technical field
The present invention relates to the communications field more particularly to the playback methods and device of a kind of program.
Background technology
In recent years, DTV developed rapidly, and being widely used for set-top box is general.Broadcasting and TV program source is more and more abundant, is
The program that user provides can reach thousands of sets.Most of set-top box can play a TV automatically in booting at present
Program, for example, the first programs in network information table frequency point list on first frequency point are played when set-top box sky machine starts, it is non-
Empty machine then plays program when last shutdown in the case of starting, if user wants to play the section of oneself preference when set-top-box opening
Mesh can change network information table structure by front-end server, the program of preference is adjusted to network information table frequency point list
In the first programs on first frequency point, alternatively, user is closed where can also being first switched to the program of preference after program number again
Machine.
Since frequency point and program are all continually changing, therefore the program of front-end server update each time can all bring frequency point to arrange
Table describes the sequence of frequency point, describes the phenomenon that sequence change of program, in network information table frequency point list on first frequency point
First programs are no longer just the programs of preference, and set-top box also will be that program rearranges corresponding section according to network information table
Mesh number, at this time user need to cut platform several times or tens ability in the case of program number where the program for not knowing preference
It is switched to the program of preference.In order to avoid this problem, after front-end server updates frequency point list and program each time, it is necessary to
Network information table structure is remodified, however, frequency point and the frequency that program changes are very high, frequently changes network information table not
It is suitable solution.In addition, even if frequency point is not updated with program, it is switched to program where the program of preference before being powered off
Number scheme also necessarily require user to remember program number where the program of preference, waste very much user's energy, bring the body of user
Test difference.
Invention content
The embodiment of the present invention provides a kind of playback method and device of program, is directly seen after user can be made to open set-top box
See the program of preference, program number where need not changing network information table, continually Qie Tai or remembeing the program of preference brings use
The experience at family is good.
Specifically, the embodiment of the present invention provides a kind of playback method of program, may include：
When set-top-box opening, network information table is obtained；
Parse privately owned description in the network information table；
Play the program corresponding to the description information that privately owned description provides.
Preferably, the description information provided in privately owned description includes the primitive network of front-end server appointed program
Identifier ID, transport stream identification accord with TS-ID and task identifier Service-ID, play retouching for the privately owned description offer
Stating the program corresponding to information includes：
Confirm in the network information table with the presence or absence of with the primitive network ID, the TS-ID and described
The description information of the whole consistent programs of Service-ID；
If confirming to exist and the primitive network ID, the TS-ID and described in the network information table
The whole consistent description informations of Service-ID, then according to the primitive network ID, the TS-ID and the Service-
ID plays the front-end server appointed program.
Preferably, before set-top-box opening, further include：
Receive the selection operation that user selects program based on program play list；
The program that the user selects is predisposed to user specified program；
Obtain and preserve the description information of the user specified program.
Preferably, after obtaining network information table, before parsing privately owned description in the network information table, also wrap
It includes：
Judge whether the set-top box presets the user specified program；
If judging, the set-top box presets the user specified program, obtains the description of the user specified program
Information；
Confirm and whether there is the program consistent with the description information of the user specified program in the network information table
Description information；
If confirming there is the program consistent with the description information of the user specified program in the network information table
Description information then plays the user specified program according to the description information of the user specified program.
The present invention also provides a kind of designation methods of the program played when set-top-box opening, may include：
Network information table is created, includes privately owned description in the network information table structure；
By the description information write-in of front-end server appointed program privately owned description, privately owned description is for making
The front-end server appointed program is played when set-top-box opening.
Correspondingly, the present invention provides a kind of set-top box, may include：
Acquisition module, when set-top-box opening, for obtaining network information table；
Parsing module, for parsing of the privately owned description in the network information table；
Playing module, for playing the program corresponding to the description information that privately owned description provides.
Preferably, the description information provided in privately owned description includes the primitive network of front-end server appointed program
Identifier ID, transport stream identification symbol TS-ID and task identifier Service-ID, the playing module include：
Confirmation unit, for confirm in the network information table with the presence or absence of with the primitive network ID, the TS-ID with
And the description information of the whole consistent programs of the Service-ID；Be additionally operable to confirm in the network information table exist with
The primitive network ID, the TS-ID and the Service-ID all consistent description information when, send first and play
Message is to broadcast unit；
Broadcast unit, after receiving the first broadcasting message that the confirmation unit is sent, then according to the original
Beginning network ID, the TS-ID and the Service-ID play the front-end server appointed program.
Preferably, further including：
Receiving module, for receiving selection operation of the user based on program play list selection program；
Preset module, the program for selecting the user are predisposed to user specified program；
Preserving module, the description information for obtaining and preserving the user specified program.
Preferably, further including：
Judgment module, for judging whether the set-top box presets the user specified program；It is additionally operable to judge institute
When stating set-top box and presetting the user specified program, sends and obtain message to the acquisition module；
The acquisition module is additionally operable to after receiving the acquisition message that the judgment module is sent, obtains the use
The description information of family appointed program；
Confirmation module, for confirming in the network information table with the presence or absence of the description information with the user specified program
Consistent program description；It is additionally operable to confirm the description for having with the user specified program in the network information table
When the consistent program description of information, sends second and play message to the playing module；
The playing module is additionally operable to after receiving the second broadcasting message that the confirmation module is sent, according to institute
The description information for stating user specified program plays the user specified program.
Correspondingly, the present invention also provides a kind of front-end servers, which is characterized in that including：
Creation module includes privately owned description for creating network information table in the network information table structure；
Writing module, for by the description information write-in of appointed program privately owned description, privately owned description to be used
The program corresponding to the description information that privately owned description provides is played when making set-top-box opening.
The program of direct viewing preference after the embodiment of the present invention can make user open set-top box need not change network letter
Breath table, continually Qie Tai remember that program number where the program of preference, the experience for bringing user are good.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the embodiment of the present invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is an a kind of embodiment flow diagram of the playback method of program of the present invention；
The embodiment flow signal of the designation method for the program that Fig. 2 is played when being a kind of set-top-box opening of the present invention
Figure；
Fig. 3 a are a kind of first embodiment structure composition schematic diagram of set-top box of the present invention；
Fig. 3 b are a kind of first embodiment structure composition schematic diagram of set-top box of the present invention；
Fig. 3 c are a kind of first embodiment structure composition schematic diagram of set-top box of the present invention；
Fig. 3 d are a kind of first embodiment structure composition schematic diagram of set-top box of the present invention；
Fig. 4 is an a kind of example structure composition schematic diagram of front-end server of the present invention；
Fig. 5 is an a kind of example structure composition schematic diagram of play system of the present invention；
Fig. 6 is a kind of first embodiment flow diagram of play system of the present invention；
Fig. 7 is a kind of second embodiment flow diagram of play system of the present invention；
Fig. 8 is a kind of 3rd embodiment flow diagram of play system of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of playback method of program, may include：When set-top-box opening, the network information is obtained
Table；Parse privately owned description in the network information table；It plays corresponding to the description information that privately owned description provides
Program.The program of direct viewing preference, need not change the network information after the embodiment of the present invention can make user open set-top box
Table, continually Qie Tai remember that program number where the program of preference, the experience for bringing user are good.
Below in conjunction with the accompanying drawings and specific implementation mode, the technical solution of the embodiment of the present invention is described in detail.
As shown in Figure 1, an a kind of embodiment of the playback method of program provided by the invention may comprise steps of：
Step S110 when set-top-box opening, obtains network information table；
Step S111 parses privately owned description in network information table；
Step S112 plays the program corresponding to the description information that privately owned description provides.
The method of the embodiment of the present invention can be used for the empty machine state start process of set-top box, can also be set-top box non-empty
The start process of machine state.
Generally without program, referred to as empty machine state when set-top box dispatches from the factory.Set-top box is when empty machine state is switched on, due to section
Mesh is sky, when set-top-box opening, user can be prompted, to execute APS Automatic Program Search task.In the embodiment of the present invention, when machine top
When box is switched on, the network information table that front-end server provides can be read first, whether is had in confirmation network information table structure privately owned
It whether there is the description information of program in description and privately owned description, retouched if existing and providing the privately owned of program description
Son is stated, then while executing APS Automatic Program Search task, or before execution APS Automatic Program Search task, reads privately owned description
Son obtains the programme information that the specified booting of front-end server plays.
Still optionally further, the description letter provided in privately owned description for including in the network information table of the embodiment of the present invention
Breath may include original network identification symbol ID, transport stream identification symbol TS-ID and the task identifier of front-end server appointed program
Service-ID, these description informations should be consistent with the description information of the program in network information table.In abovementioned steps,
Confirm that the confirmation process of the description information in privately owned description with the presence or absence of program can be to check each numerical digit of privately owned description
Variate-value, for example, the variate-value when each numerical digit is not zero, then it is assumed that front-end server specifies the program that booting plays, private
It is described the description information there are program in son.
Still optionally further, playing the specific implementation of the program corresponding to the description information that privately owned description provides can wrap
It includes：Confirm in network information table with the presence or absence of with the whole consistent program of primitive network ID, TS-ID and Service-ID
Description information；If confirming to exist in network information table all consistent with primitive network ID, TS-ID and Service-ID
Description information then plays front-end server appointed program according to primitive network ID, TS-ID and Service-ID.Specific implementation
In, playing front-end server appointed program according to primitive network ID, TS-ID and Service-ID can be, according to original net
Network ID, TS-ID and Service-ID search section used when the program ID, i.e. user Qie Tai that set-top box is program configuration
Mesh sequence number is directly switch to the program according to the sequence number and plays to user.
Still optionally further, can include at least in the network information table structure that the set-top box of the embodiment of the present invention is got
1 privately owned description, set-top box can confirm top line according to the description information in first privately owned description first, if really
Recognize unsuccessfully, can continue to be confirmed according to second privately owned description, until set-top box confirms one for preferentially playing
Program until.When being configured at least two privately owned description period of the day from 11 p.m. to 1 a.m in network information table, set-top box can be according to front-end server
The preferential reading orders of specified multiple privately owned description is read one by one.Front-end server is wanted replacement front-end server and is referred to
When determining program, the description information in privately owned description can be directly changed, network information table structure need not be changed.
When program confirms failure, set-top box can be reported an error with forward end server, will confirm that miscue message is sent to
Front-end server refers to.
In addition, after front-end server frequency point information, programme information change, set-top box when being switched on next time still
It needs to re-search for program, at this time it is considered that set-top box is to be operated in sky machine state, processing scheme can refer to aforementioned implementation
The scheme that example provides.
Further, when set-top box is operated in non-empty machine state, set-top box plays when can preserve last shutdown
Programme information, however, wanting the section of viewing where the last program played when this booting of program number not necessarily user
Program number where mesh, so, the set-top box of the embodiment of the present invention can also support user is arranged on the set-top box to open next time
The program preferentially played when machine.
The program that set-top box preferentially plays when user setting being supported to be switched on next time, setting up procedure may include：It receives
User selects the selection operation of program based on program play list；The program that user selects is predisposed to user specified program；It obtains
Take and preserve the description information of user specified program.Wherein, the description information of the user specified program of acquisition can also be user
Primitive network ID, TS-ID and Service-ID of appointed program can will be former when user, which confirms, has selected a program
Beginning network ID, TS-ID and Service-ID are assigned to variable and preserve to flash.If user is not provided with, variable
Value is defaulted as 0.
Correspondingly, after the program preferentially played operation setting is switched on according to the user's choice next time when, one under set-top box
When secondary booting, the variate-value in flash should be preferentially read, if variate-value is not 0, then it is assumed that set-top box preserves the specified section of user
Mesh reads the description information of user specified program, after finding the program number where user specified program, is switched to the user and refers to
Determine program.
It still optionally further, should basis when the set-top box of the embodiment of the present invention reads the description information of user specified program
It whether there is consistent program description in the program description inquiry network information table of preservation, and if it exists, then confirm
The description information of user specified program, and find the program number where user specified program.If in addition, being not present, machine
Top box continues to use original mechanism, plays the program played before last shutdown, and the scheme of reporting an error may be used, prompts user's program
Specified failure needs to reassign the program that booting plays.
Further, under non-empty machine state, when set-top box had not only received the network information table for including privately owned description, but also
When preserving the program specific information of user, can specify that set-top box detection executes sequence：Since user specified program is only
It is most close to the program of user demand, therefore set-top box can be set and read the flash file preserved in set-top box first, judges to work as
Whether preceding user has the specified program preferentially played, if set-top box preserves user specified program, preferential broadcasting user is specified
Program；User specified program or confirmed is not preserved in set-top box when detecting, the information that set-top box preserves is wrong, then
Privately owned description in network information table is read, the corresponding program of information described in privately owned description is played into section as priority
Mesh：Judge whether set-top box presets user specified program；If judging, set-top box presets user specified program, obtains use
The description information of family appointed program；Confirm in network information table with the presence or absence of consistent with the description information of user specified program
Program description；If confirming, there is the program consistent with the description information of user specified program in network information table describes
Information then plays user specified program according to the description information of user specified program.
The set-top box of the embodiment of the present invention includes privately owned retouch from the structure for the network information table that front-end server obtains
Son is stated, set-top box can preferentially play the specified program of front-end server according to the description information in privately owned description；Including private
The network information table of son is described when reassigning the program that set-top box preferentially plays, as long as changing the description in privately owned description
Information, need not the prior art provide multiple modification network information table structure by way of, the embodiment of the present invention
Method improves the operating efficiency for the program that specified set-top box preferentially plays；On the other hand, the embodiment of the present invention also supports user
Come the program for specifying set-top box preferentially to play, the program of direct viewing preference, need not repair after user can be made to open set-top box
Change network information table, continually Qie Tai or remembers that program number where the program of preference, the experience for bringing user are good.
The embodiment of the present invention provides a kind of designation method of the program played when set-top-box opening, may include：Create net
Network information table includes privately owned description in the network information table structure；The description information of front-end server appointed program is write
Enter privately owned description, privately owned description is for making to play the front-end server appointed program when set-top-box opening.
The program of direct viewing preference, need not change network information table, frequency after the embodiment of the present invention can make user open set-top box
Platform is cut numerously or remembers that program number where the program of preference, the experience for bringing user are good.
Below in conjunction with the accompanying drawings and specific implementation mode, the technical solution of the embodiment of the present invention is described in detail.
As shown in Fig. 2, the designation method embodiment of the program played when a kind of set-top-box opening provided by the invention can be with
Include the following steps：
Step S210 creates network information table, wherein includes privately owned description in network information table structure；
Privately owned description is written, wherein privately owned description in the description information of front-end server appointed program by step S211
Front-end server appointed program is played when for making set-top-box opening.
The embodiment of the present invention has modified the structure of network information table, and privately owned description is added in network information table structure,
And it is possible to the specified program of front-end server be replaced by changing the description information in privately owned description, compared to existing
Technical solution, the embodiment of the present invention need not continually change network information table structure.
Shown in following table, the network information table that front-end server is built in the embodiment of the present invention can be such as lower structure：
| Grammer | Digit | Memonic symbol |
| network information section(){ | ||
| table id | 8 | |
| section syntax indicator | 1 | bslbf |
| reserved future use | 1 | bslbf |
| reserved | 2 | bslbf |
| section_length | 12 | uimsbf |
| network_id | 16 | uimsbf |
| reserved | 2 | bslbf |
| version_number | 5 | uimsbf |
| current_next_indicator | 1 | bslbf |
| section_number | 8 | uimsbf |
| last_section_number | 8 | uimsbf |
| reserved_future_use | 4 | bslbf |
| network_descriptors_length | 12 | uimsbf |
| For (i=O；I < N；i++){ | ||
| descriptor() | ||
| The privately owned descriptions of Force_Service_Descriptor () | ||
| } | ||
| reserved_future_use | 4 | bslbf |
| transport_stream_loop_length | 12 | uimsbf |
| For (i=O；i<N；i++){ | ||
| transport_stream_id | ||
| original_network_id | ||
| reserved_future_use | 4 | bslbf |
| transport_descriptors_length | 12 | uimsbf |
| For (j=O；J < N；j++){ | ||
| descriptor() | ||
| } | ||
| } | ||
| CRC_32 | 32 | rpchof |
| } |
Wherein, Force_Service_Descriptor () is the sub- position of privately owned description, and front-end server can be
Description information is added in privately owned description, to specify the program played when set-top-box opening, wherein the description of privately owned description is believed
Ceasing to be：
Force_Service_Descriptor()
{
Descriptor_tag=0xD1
Descriptor_length=0x06
Data=0x00 01 00 02 00 03
}
Wherein, Tag is defined as 0xDl, and it is 6 bytes to describe sub- length, and Data data structures are primitive network ID, TS-ID
And Service-ID,
Such as：
0x00 01 00 02 00 03
00 0 1：Original Network ID
00 02：TS ID
00 03：Service ID
The description being written in above-mentioned privately owned description should be consistent to the description information of program with network information table, you can with
The description information consistent with the sub- content of privately owned description is found in network information table is to the description information of each frequency point program.
After front-end server generates the network information table comprising privately owned description, set-top box can be handed down to.
It, can be private by changing when front-end server wants the program that specified other programs are played as set-top-box opening
It is described the mode of information described in son.
It can include that at least one is privately owned in the embodiment of the present invention, in the network information table structure that front-end server generates to retouch
Son is stated, front-end server is configured at least two privately owned description period of the day from 11 p.m. to 1 a.m in network information table, can configure privately owned description simultaneously
The preferential reading order of son makes the preferential reading order that set-top box is specified according to front-end server to read one by one.
The front-end server of the embodiment of the present invention improves the structure of network information table, provides a kind of comprising privately owned description
Network information table, set-top box can be made to play the program described in privately owned description；Front-end server in the embodiment of the present invention
When reassigning the program that set-top box preferentially plays, as long as changing the description information in privately owned description, it need not pass through
The mode for the multiple modification network information table structure that the prior art provides, improves the behaviour for the program that specified set-top box preferentially plays
Make efficiency；The program of direct viewing preference, need not change network information table, continually cut after user can be made to open set-top box
Platform remembers that program number where the program of preference, the experience for bringing user are good.
Correspondingly, the embodiment of the present invention also provides a kind of set-top box, the playback method for implementing program above-mentioned, can
Including：Acquisition module, when set-top-box opening, for obtaining network information table；Parsing module, for parsing the network information table
In privately owned description son；Playing module, for playing the program corresponding to the description information that privately owned description provides.This hair
It can make the program of user's direct viewing preference after the set-top-box opening that bright embodiment provides, it need not be by changing the network information
The process of table, user continually Qie Tai or program number where remembeing the program of preference, the experience for bringing user are good.
Below in conjunction with the accompanying drawings and specific implementation mode, the technical solution of device in the embodiment of the present invention is carried out specifically
It is bright.
Fig. 3 a are the structure composition schematic diagram of the set-top box of the embodiment of the present invention.The device of the embodiment can be used for execution figure
Method shown in 1, specifically, the device of the embodiment includes：Acquisition module 31, parsing module 32 and playing module 33, may be used also
To include receiving module 34, preset module 35, preserving module 36, judgment module 37 and confirmation module 38, the broadcasting of the present embodiment
Module 33 may further include confirmation unit 331 and broadcast unit 332 again, wherein：
Acquisition module 31, when set-top-box opening, for obtaining network information table；
Parsing module 32, for parsing of the privately owned description in network information table；
Playing module 33, for playing the program corresponding to the description information that privately owned description provides.
The method of the embodiment of the present invention can be used for the empty machine state start process of set-top box, can also be set-top box non-empty
The start process of machine state.
Generally without program, referred to as empty machine state when set-top box dispatches from the factory.Set-top box is when empty machine state is switched on, due to section
Mesh is sky, when set-top-box opening, user can be prompted, to execute APS Automatic Program Search task.In the embodiment of the present invention, when machine top
When box is switched on, the network information table that front-end server provides can be read first, whether is had in confirmation network information table structure privately owned
It whether there is the description information of program in description and privately owned description, retouched if existing and providing the privately owned of program description
Son is stated, then while executing APS Automatic Program Search task, or before execution APS Automatic Program Search task, reads privately owned description
Son obtains the programme information that the specified booting of front-end server plays.
Still optionally further, the description letter provided in privately owned description for including in the network information table of the embodiment of the present invention
Breath may include original network identification symbol ID, transport stream identification symbol TS-ID and the task identifier of front-end server appointed program
Service-ID, these description informations should be consistent with the description information of the program in network information table.Please with reference to
The playing module 33 of Fig. 3 b, the embodiment of the present invention further can be implemented to play private by confirmation unit 331 and broadcast unit 332
Program corresponding to the description information of sub- offer is provided：
Confirmation unit 331, for confirm in network information table with the presence or absence of with primitive network ID, TS-ID and
The description information of the whole consistent programs of Service-ID；It is additionally operable to confirm to exist in network information table and primitive network
ID, TS-ID and Service-ID all consistent description information when, send first and play message to broadcast unit；
Broadcast unit 332, after receiving the first broadcasting message that confirmation unit 331 is sent, then according to primitive network
ID, TS-ID and Service-ID play front-end server appointed program.
It can include the privately owned description of at least one in the network information table structure that the set-top box of the embodiment of the present invention is got
Son, set-top box can confirm top line according to the description information in first privately owned description first, can be with if confirming failure
Continuation is confirmed according to second privately owned description, until set-top box confirms a program for preferentially playing.
When being configured at least two privately owned description period of the day from 11 p.m. to 1 a.m in network information table, set-top box can be according to the specified multiple privates of front-end server
The preferential reading order of son is described to read one by one.It, can when front-end server is wanted to replace front-end server appointed program
Directly to change the description information in privately owned description, network information table structure need not be changed.When program confirms failure, machine
Top box can be reported an error with forward end server, will confirm that miscue message is sent to front-end server reference.
In addition, after front-end server frequency point information, programme information change, set-top box when being switched on next time still
It needs to re-search for program, at this time it is considered that set-top box is to be operated in sky machine state.
Still optionally further, when set-top box is operated in non-empty machine state, set-top box is broadcast when can preserve last shutdown
The programme information put, however, wanting viewing when this booting of program number not necessarily user where the last program played
Program where program number, so, it is next that the set-top box of the embodiment of the present invention can also support that user is arranged on the set-top box
The program preferentially played when secondary booting, please with reference to Fig. 3 c, the set-top box of the embodiment of the present invention further includes：
Receiving module 34, for receiving selection operation of the user based on program play list selection program；
Preset module 35, the program for selecting user are predisposed to user specified program；
Preserving module 36, the description information for obtaining and preserving user specified program.
Wherein, the description information of the user specified program of acquisition can also be primitive network ID, TS- of user specified program
ID and Service-ID, when user, which confirms, has selected a program, can by primitive network ID, TS-ID and
Service-ID is assigned to variable and preserves to flash.If user is not provided with, variate-value is defaulted as 0.Correspondingly,
It, should be preferential set-top box is switched on next time when after the program preferentially played operation setting is switched on according to the user's choice next time when
The variate-value in flash is read, if variate-value is not 0, then it is assumed that set-top box preserves user specified program, and it is specified to read user
The description information of program is switched to the user specified program after finding the program number where user specified program.
Further, under non-empty machine state, when set-top box had not only received the network information table for including privately owned description, but also
When preserving the program specific information of user, can specify that set-top box detection executes sequence：Since user specified program is only
It is most close to the program of user demand, therefore set-top box can be set and read the flash file preserved in set-top box first, judges to work as
Whether preceding user has the specified program preferentially played, if set-top box preserves user specified program, preferential broadcasting user is specified
Program；User specified program or confirmed is not preserved in set-top box when detecting, the information that set-top box preserves is wrong, then
Privately owned description in network information table is read, the corresponding program of information described in privately owned description is played into section as priority
Mesh, please with reference to Fig. 3 d, the set-top box of the embodiment of the present invention can also include：
Judgment module 37, for judging whether set-top box presets user specified program；It is additionally operable to judge that set-top box is pre-
When being equipped with user specified program, sends and obtain message to acquisition module 31；
Acquisition module 31 obtains user specified program after being additionally operable to the acquisition message for receiving the transmission of judgment module 37
Description information；
Confirmation module 38, for confirming in network information table with the presence or absence of consistent with the description information of user specified program
Program description；It is additionally operable to confirm there is the section consistent with the description information of user specified program in network information table
When mesh description information, sends second and play message to playing module 33；
Playing module 33, after being additionally operable to the second broadcasting message for receiving the transmission of confirmation module 38, according to the specified section of user
Purpose description information plays user specified program.
Set-top box provided in an embodiment of the present invention includes private from the structure for the network information table that front-end server obtains
It is described son, set-top box can preferentially play the specified program of front-end server according to the description information in privately owned description；Packet
When the network information table of the son containing privately owned description reassigns the program that set-top box preferentially plays, as long as changing in privately owned description
Description information, need not be by way of the multiple modification network information table structure that the prior art provides, and the present invention is implemented
The method of example improves the operating efficiency for the program that specified set-top box preferentially plays；On the other hand, provided in an embodiment of the present invention
The program that set-top box also supports user that set-top box is specified preferentially to play can make user open direct viewing preference after set-top box
Program, program number where need not changing network information table, continually Qie Tai or remembeing the program of preference brings the body of user
It tests good.
Correspondingly, the embodiment of the present invention also provides a kind of front-end server, is broadcast when for implementing set-top-box opening above-mentioned
The designation method for the program put, may include：Creation module, for creating network information table, in the network information table structure
Including privately owned description；Writing module, it is described privately owned to retouch for by the description information of appointed program write-in privately owned description
It states son and plays the program corresponding to the description information that privately owned description provides when set-top-box opening for making.The present invention is implemented
Example can make user open set-top box after direct viewing preference program, need not change network information table, continually Qie Tai or
Program number where remembeing the program of preference, the experience for bringing user are good.
Below in conjunction with the accompanying drawings and specific implementation mode, the technical solution of device in the embodiment of the present invention is carried out specifically
It is bright.
Fig. 4 is the structure composition schematic diagram of the set-top box of the embodiment of the present invention.The device of the embodiment can be used for executing Fig. 1
Shown in method, specifically, the device of the embodiment includes：Creation module 41 and writing module 42, wherein：
Creation module 41 includes privately owned description for creating network information table in network information table structure；
Writing module 42, for privately owned description to be written in the description information of appointed program, privately owned description is for making machine
Top box plays the program corresponding to the description information that privately owned description provides when being switched on.
The embodiment of the present invention has modified the structure of network information table, and privately owned description is added in network information table structure,
And it is possible to the specified program of front-end server be replaced by changing the description information in privately owned description, compared to existing
Technical solution, the embodiment of the present invention need not continually change network information table structure.
The program of direct viewing preference after user can be made to open set-top box, need not change network information table, continually
It cuts platform or remembers that program number where the program of preference, the experience for bringing user are good.
After front-end server generates the network information table comprising privately owned description, set-top box can be handed down to.
It, can be private by changing when front-end server wants the program that specified other programs are played as set-top-box opening
It is described the mode of information described in son.
It can include that at least one is privately owned in the embodiment of the present invention, in the network information table structure that front-end server generates to retouch
Son is stated, front-end server is configured at least two privately owned description period of the day from 11 p.m. to 1 a.m in network information table, can configure privately owned description simultaneously
The preferential reading order of son makes the preferential reading order that set-top box is specified according to front-end server to read one by one.
The front-end server of the embodiment of the present invention improves the structure of network information table, provides a kind of comprising privately owned description
Network information table, set-top box can be made to play the program described in privately owned description；Front-end server in the embodiment of the present invention
When reassigning the program that set-top box preferentially plays, as long as changing the description information in privately owned description, it need not pass through
The mode for the multiple modification network information table structure that the prior art provides, improves the behaviour for the program that specified set-top box preferentially plays
Make efficiency；The program of direct viewing preference, need not change network information table, continually cut after user can be made to open set-top box
Platform remembers that program number where the program of preference, the experience for bringing user are good.
Correspondingly, as shown in figure 5, the embodiment of the present invention also provides a kind of play system, it may include set-top box 51 and front end
Server 52, wherein set-top box 51 is set-top box above-mentioned, and front-end server 52 is front-end server above-mentioned.The present invention is real
The system for applying example can be used for implementing the method for Fig. 1 or Fig. 2, the section of direct viewing preference after user can be made to open set-top box
Mesh need not change network information table, continually Qie Tai or remember program number where the program of preference.
Specifically, system provided in an embodiment of the present invention can also be embodied according to flow chart shown in fig. 6, Fig. 6 exhibitions
Show in the system of the embodiment of the present invention, set-top box is switched to the switching of front-end server appointed program according to network information table
Journey, specific implementation process may include：
Step S610, set-top box sky machine work status, prompts automatic searching programs；
Privately owned description in step S611, parsing front-end server NIT, and compared with all programme informations in NIT tables
It is right；
Step S612, if there are consistent programme informations, wherein there are consistent if judging network information table
Programme information then continues to execute step S613, if judging, consistent programme information is not present in network information table, continues to hold
Row step S616；
Step S613, set-top box obtain the program ID for cutting platform according to the programme information of parsing；
Step S614, if obtain successfully, wherein if obtaining successfully, step S615 is continued to execute, if obtaining failure,
Then continue to execute step S616；
Step S615, set-top box cut platform according to program ID；
Step S616, set-top box continue to use original mechanism and carry out cutting platform.
System provided in an embodiment of the present invention can also be embodied according to flow chart shown in Fig. 7, and Fig. 7 illustrates this hair
In the system of bright embodiment, set-top box supports the program that the specified booting of user plays, and preserves the specific mistake of the program description
Journey, specific implementation process may include：
Step S710, set-top box provide program selection interface；
Step S711, set-top box obtain the program of user's selection；
Step S712, set-top box is according to primitive network id, TS-id and Service-Id of selected program acquisition program；
The description information of selected program is stored in flash by step S713, set-top box.
System provided in an embodiment of the present invention can also be embodied according to flow chart shown in Fig. 8, and Fig. 8 illustrates this hair
In the system of bright embodiment, set-top box is played according to the program that the specify information that network information table and above-described embodiment preserve executes
Process, specific implementation process may include：
Step S810 reads the programme information of user setting in flash；
Whether step S811, judgment variable are 0, wherein if judging, variable is 0, step S816 is continued to execute, if sentencing
Break variable not be 0, then continue to execute step S812；
Step S812 whether there is consistent programme information in network information table；
Step S813 finds according to taken variable and cuts the required program ID of platform；
Step S814, if there are program ID, wherein if judging, there are program ID, to continue to execute step
S815 continues to execute step S820 if judging that program ID is not present；
Step S815 cuts platform according to program ID；
Step S816 judges in NIT with the presence or absence of privately owned description, wherein if judging, there are privately owned descriptions in NIT
Son then continues to execute step S817, if judging to continue to execute step S820 there is no privately owned description in NIT；
Privately owned description in step S817, parsing front-end server NIT, and compared with all programme informations in NIT tables
It is right；
Step S818, network information table whether there is consistent programme information, wherein if judging, network information table is deposited
In consistent programme information, then step S819 is continued to execute, there is no consistent programs to believe if judging network information table
Breath, then continue to execute step S820；
Step S819, set-top box is obtained according to the programme information of parsing to be cut the program ID of platform and cuts platform；
Step S820, set-top box continue to use original mechanism and carry out cutting platform.
In the system of the embodiment of the present invention, as front-end server server can effectively, quickly specify or again
The program preferentially played after set-top-box opening is formulated, network information table structure need not be repeatedly changed；Set-top box can also be supported
The program preferentially played after User Defined booting, set-top box preferentially carry out program switching according to the setting of user after powering,
Reduce user Qie Tai number, alleviates the use burden of user, improve user experience effect.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and is wanted according to right of the present invention
Equivalent variations made by asking, still belong to the scope covered by the invention.
Claims (8)
1. a kind of playback method of program, which is characterized in that including
When set-top-box opening, network information table is obtained；
Privately owned description in the network information table is parsed, the description information provided in privately owned description includes front end clothes
The original network identification symbol ID of device appointed program, the transport stream identification of being engaged in accord with TS-ID and task identifier Service-ID；
The program corresponding to the description information that privately owned description provides is played, including：
Confirm in the network information table and whether there is and the primitive network ID, the TS-ID and the Service-ID
All description informations of consistent program；
If confirming to exist and the primitive network ID, the TS-ID and the Service-ID in the network information table
All consistent description informations, then according to described in the primitive network ID, the TS-ID and the Service-ID broadcasting
Front-end server appointed program.
2. the method as described in claim 1, which is characterized in that before set-top-box opening, further include：
Receive the selection operation that user selects program based on program play list；
The program that the user selects is predisposed to user specified program；
Obtain and preserve the description information of the user specified program.
3. method as claimed in claim 2, which is characterized in that after obtaining network information table, parse the network information
Before privately owned description in table, further include：
Judge whether the set-top box presets the user specified program；
If judging, the set-top box presets the user specified program, obtains the description letter of the user specified program
Breath；
Confirm in the network information table and is described with the presence or absence of the program consistent with the description information of the user specified program
Information；
If confirming, there is the program consistent with the description information of the user specified program in the network information table describes
Information then plays the user specified program according to the description information of the user specified program.
4. a kind of designation method of the program played when set-top-box opening, which is characterized in that including：
Network information table is created, includes privately owned description in the network information table structure；
The description information write-in privately owned description of front-end server appointed program is sub, the front-end server appointed program
Description information includes original network identification symbol ID, transport stream identification symbol TS-ID and the industry of the front-end server appointed program
Be engaged in identifier Service-ID, and privately owned description plays the front-end server specified section for making when set-top-box opening
Mesh；
Wherein, the description information being written in privately owned description is with the network information table to the specified section of the front-end server
Purpose description information is consistent, in order in the network information table to the description information of each frequency point program in find and the private
It is described the consistent description information of the description information being written in son.
5. a kind of set-top box, which is characterized in that including：
Acquisition module, when set-top-box opening, for obtaining network information table；
Parsing module, for parsing of the privately owned description in the network information table, the description provided in privately owned description
Information includes original network identification symbol ID, transport stream identification symbol TS-ID and the task identifier of front-end server appointed program
Service-ID；
Playing module, for playing the program corresponding to the description information that privately owned description provides, the playing module packet
It includes：
Confirmation unit whether there is and the primitive network ID, the TS-ID and institute for confirming in the network information table
State the description information of the whole consistent programs of Service-ID；Be additionally operable to confirm in the network information table exist with it is described
Primitive network ID, the TS-ID and the Service-ID all consistent description information when, send first and play message
To broadcast unit；
Broadcast unit, after receiving the first broadcasting message that the confirmation unit is sent, then according to the original net
Network ID, the TS-ID and the Service-ID play the front-end server appointed program.
6. set-top box as claimed in claim 5, which is characterized in that further include：
Receiving module, for receiving selection operation of the user based on program play list selection program；
Preset module, the program for selecting the user are predisposed to user specified program；
Preserving module, the description information for obtaining and preserving the user specified program.
7. set-top box as claimed in claim 6, which is characterized in that further include：
Judgment module, for judging whether the set-top box presets the user specified program；It is additionally operable to judge the machine
When top box presets the user specified program, sends and obtain message to the acquisition module；
The acquisition module is additionally operable to after receiving the acquisition message that the judgment module is sent, obtains the user and refer to
Determine the description information of program；
Confirmation module, for confirming in the network information table with the presence or absence of the description information phase one with the user specified program
The program description of cause；It is additionally operable to confirm the description information for having with the user specified program in the network information table
When consistent program description, sends second and play message to the playing module；
The playing module is additionally operable to after receiving the second broadcasting message that the confirmation module is sent, according to the use
The description information of family appointed program plays the user specified program.
8. a kind of front-end server, which is characterized in that including：
Creation module includes privately owned description for creating network information table in the network information table structure；
Writing module, for by the description information write-in of appointed program privately owned description, the front-end server is specified to be saved
Purpose description information include the front-end server appointed program original network identification symbol ID, transport stream identification symbol TS-ID with
And task identifier Service-ID, privately owned description play the privately owned description offer for making when set-top-box opening
Description information corresponding to program；
Wherein, the description information being written in privately owned description is with the network information table to the specified section of the front-end server
Purpose description information is consistent, in order in the network information table to the description information of each frequency point program in find and the private
It is described the consistent description information of the description information being written in son.
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| CN201410528619.XA CN104333810B (en) | 2014-10-08 | 2014-10-08 | A kind of playback method and device of program |
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| CN104918062B (en) * | 2015-05-28 | 2019-03-12 | 福建新大陆通信科技股份有限公司 | A kind of method and system improving one-way set-top box advertisement interaction |
| CN105657458A (en) * | 2016-02-17 | 2016-06-08 | 福建新大陆通信科技股份有限公司 | Method and system for copying virtual program based on NIT private description |
| CN110856025A (en) * | 2019-11-25 | 2020-02-28 | 上海邸客网络科技有限公司 | Method for automatically turning on television to play designated audio and video when hotel guest room plug-in card is electrified |
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| WO2006040700A1 (en) * | 2004-10-11 | 2006-04-20 | Koninklijke Philips Electronics N.V. | Method and apparatus for recommending digital program |
| CN102088627A (en) * | 2011-01-19 | 2011-06-08 | 深圳创维数字技术股份有限公司 | Program data information updating system and data updating method |
| CN103139614A (en) * | 2013-03-13 | 2013-06-05 | 浪潮齐鲁软件产业有限公司 | Achievement method for a program recommending information transmission protocol |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101605214B (en) * | 2008-06-13 | 2012-04-18 | 深圳Tcl新技术有限公司 | Television program reminding system and television program reminding method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006040700A1 (en) * | 2004-10-11 | 2006-04-20 | Koninklijke Philips Electronics N.V. | Method and apparatus for recommending digital program |
| CN102088627A (en) * | 2011-01-19 | 2011-06-08 | 深圳创维数字技术股份有限公司 | Program data information updating system and data updating method |
| CN103139614A (en) * | 2013-03-13 | 2013-06-05 | 浪潮齐鲁软件产业有限公司 | Achievement method for a program recommending information transmission protocol |
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