CN108235109A - Table information transferring method, smart television and computer readable storage medium - Google Patents
Table information transferring method, smart television and computer readable storage medium Download PDFInfo
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- CN108235109A CN108235109A CN201711467132.5A CN201711467132A CN108235109A CN 108235109 A CN108235109 A CN 108235109A CN 201711467132 A CN201711467132 A CN 201711467132A CN 108235109 A CN108235109 A CN 108235109A
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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
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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
- H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
Abstract
The invention discloses a kind of table information transferring method, smart television and computer readable storage medium, the method includes：Smart television obtains bottom layer signal data, goes out object table type and object table information version from the bottom layer signal extracting data；The object table type is matched with the table type stored in preset buffer memory；In successful match, obtain current table information version corresponding with the object table type in the preset buffer memory, when the object table information version is consistent with the current table information version, the bottom layer signal data are abandoned, and using current table information corresponding with the object table type in the preset buffer memory as object table information；The object table information is fed back into application program.The present invention is by the way that a variety of table information that the bottom layer signal data of ATSC3.0 standards include are stored in previously according to table classification of type in preset buffer memory, corresponding table information is directly searched from preset buffer memory and feeds back to application program, save the time loss of the resolving to the bottom layer signal data of ATSC3.0 standards, the efficiency of application program acquisition table information is improved, promotes user experience.
Description
Technical field
It can the present invention relates to a kind of intelligent television field more particularly to table information transferring method, smart television and computer
Read storage medium.
Background technology
ATSC3.0 is the newest television broadcast standard in the U.S., formulates and completes at the beginning of 2017, South Korea will also introduce this year
The standard.Compared to ATSC1.0 standards before, ATSC3.0 standards have significant increase to the data transmission bauds of TV, electricity
Depending on can easily transmit the videos such as 4K high definitions with operator to meet pursuit of the spectators to high image quality and sound quality.ATSC3.0 is also
Interactivity is greatly improved on traditional function, user not only can only unidirectionally receive the data of TV station, can also pass through
Internet efficiently obtains interested multimedia resource.
The data-signal of 2 ranks is had in ATSC3.0 standards, the data-signal includes：Bottom layer signal data (Low
Level Signaling, write a Chinese character in simplified form LLS) and service layer signal data (Service Layer Signaling, write a Chinese character in simplified form SLS),
Middle LLS is the data of core, contains 5 kinds of table information, respectively：Service layer's program list information (Service List
Table writes a Chinese character in simplified form SLT), stepped zone table (Rating Region Table, write a Chinese character in simplified form RRT), advanced emergent alarm list
(Advanced Emergency Alerting Table, write a Chinese character in simplified form AEAT), system time (Systemtime) and on-screen message
It notifies (Onscreen Message Notification).In ATSC3.0 standards, this five kinds of table information provide basic section
Mesh goes to use with control information to upper layer module, such as the application programs such as tuning or program navigating.Commonly used program can go to supervise
Corresponding table information is listened, if application program will be returned data to by receiving corresponding table information, but efficiency in this way is more low,
Analytically LLS is to need to expend the regular hour to corresponding table information is returned to application program, causes user experience poor.
Above- mentioned information is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that above- mentioned information is existing skill
Art.
Invention content
It is a primary object of the present invention to provide a kind of table information transferring method, smart television and computer-readable storage medium
Matter, it is intended to solve above application program obtain bottom layer signal data in table information efficiency it is low the technical issues of.
To achieve the above object, the present invention provides a kind of method, and the table information transferring method includes the following steps：
Smart television obtains bottom layer signal data, goes out object table type and object table from the bottom layer signal extracting data
Information version；
The object table type is matched with the table type stored in preset buffer memory；
In successful match, current table information version corresponding with the object table type in the preset buffer memory is obtained,
Judge whether the object table information version and the current table information version are consistent；
When the object table information version is consistent with the current table information version, the bottom layer signal data are lost
It abandons, and using current table information corresponding with the object table type in the preset buffer memory as object table information；
The object table information is fed back into application program.
Preferably, it is described the object table information is fed back into application program before, the table information transferring method also wraps
It includes：
It detects whether there is call back function corresponding with the object table type, is detecting and the object table type pair
During the call back function answered, the call back function is called；
Correspondingly, it is described that the object table information is fed back into application program, it specifically includes：
The object table information is fed back to by application program by the call back function.
Preferably, it is described when detecting call back function corresponding with the object table type, call the call back function
Before, the table information transferring method further includes：
In response to the table information request that application program is sent, the object table class is extracted from the table information request
Type；
Registration call back function corresponding with the object table type.
Preferably, after registration call back function corresponding with the object table type, the table information transferring method
It further includes：
Judge object table information corresponding with the object table type whether is stored in the preset buffer memory；
When not storing object table information corresponding with the object table type in the preset buffer memory, wait for described default
The object table information is updated in caching.
Preferably, it is described the object table type is matched with the table type stored in preset buffer memory after, it is described
Table information transferring method further includes：
When it fails to match, the bottom layer signal data are parsed, obtain object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
Preferably, it is described to obtain current table information version corresponding with the object table type in the preset buffer memory, tool
Body includes：
The mapping relations in the preset buffer memory are obtained, are searched from the mapping relations corresponding with the object table type
Current table information version, the mapping relations include correspondence between table type and table information version.
Preferably, it is described to judge that the object table information version is institute after the current table information version is no and consistent
Table information transferring method is stated to further include：
In the object table information version and the inconsistent current table information version, to the bottom layer signal data into
Row parsing, obtains object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
Preferably, the acquisition bottom layer signal data, specifically include：
Transmitting stream is obtained, the transmitting stream is parsed by signaling information layer, obtains bottom layer signal data.
In addition, to achieve the above object, the present invention also proposes a kind of smart television, and the smart television includes：Memory,
Processor and the table message transmission procedure that can be run on the memory and on the processor is stored in, the table information passes
Defeated program is arranged for carrying out the step of table information transferring method as described above.
In addition, to achieve the above object, the present invention also proposes a kind of computer readable storage medium, described computer-readable
Table message transmission procedure is stored on storage medium, is realized as described above when the table message transmission procedure is executed by processor
Table information transferring method the step of.
The present invention is by the way that a variety of table information that the bottom layer signal data of ATSC3.0 standards include are divided previously according to table type
Class is stored in preset buffer memory, and corresponding table information is directly searched from preset buffer memory and feeds back to application program, is saved pair
The time loss of the resolving of the bottom layer signal data of ATSC3.0 standards improves the efficiency of application program acquisition table information,
Promote user experience.
Description of the drawings
Fig. 1 is the smart television knot of hardware running environment that a kind of table information transferring method embodiment scheme of the present invention is related to
Structure schematic diagram；
Fig. 2 is a kind of flow diagram of table information transferring method first embodiment of the present invention；
Fig. 3 is a kind of flow diagram of table information transferring method second embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
With reference to Fig. 1, Fig. 1 is the smart television structure diagram of hardware running environment that the embodiment of the present invention is related to.
As shown in Figure 1, the smart television can include：Processor 1001, such as CPU, communication bus 1002, user interface
1003, network interface 1004, memory 1005.Wherein, communication bus 1002 is used to implement the connection communication between these components.
User interface 1003 can include display screen (Display), input unit such as keyboard (Keyboard), optional user interface
1003 can also include standard wireline interface and wireless interface.Network interface 1004 can optionally connect including the wired of standard
Mouth, wireless interface (such as WI-FI interfaces).Memory 1005 can be high-speed RAM memory or the memory of stabilization
(non-volatile memory), such as magnetic disk storage.Memory 1005 optionally can also be independently of aforementioned processor
1001 storage device.
It will be understood by those skilled in the art that the structure shown in Fig. 1 does not form the restriction to smart television, can wrap
It includes and either combines certain components or different components arrangement than illustrating more or fewer components.
As shown in Figure 1, it can lead to as in a kind of memory 1005 of computer storage media including operating system, network
Believe module, Subscriber Interface Module SIM and table message transmission procedure.
In smart television shown in Fig. 1, network interface 1004 is mainly used for connecting cloud server, with cloud server
Into row data communication；User interface 1003 is mainly used for connecting remote controler, with remote controler into row data communication, the smart television
The table message transmission procedure stored in memory 1005 is called by processor 1001, and performs following operate：
Smart television obtains bottom layer signal data, goes out object table type and object table from the bottom layer signal extracting data
Information version；
The object table type is matched with the table type stored in preset buffer memory；
In successful match, current table information version corresponding with the object table type in the preset buffer memory is obtained,
Judge whether the object table information version and the current table information version are consistent；
When the object table information version is consistent with the current table information version, the bottom layer signal data are lost
It abandons, and using current table information corresponding with the object table type in the preset buffer memory as object table information；
The object table information is fed back into application program.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
It detects whether there is call back function corresponding with the object table type, is detecting and the object table type pair
During the call back function answered, the call back function is called；
Correspondingly, it is described that the object table information is fed back into application program, it specifically includes：
The object table information is fed back to by application program by the call back function.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
In response to the table information request that application program is sent, the object table class is extracted from the table information request
Type；
Registration call back function corresponding with the object table type.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
Judge object table information corresponding with the object table type whether is stored in the preset buffer memory；
When not storing object table information corresponding with the object table type in the preset buffer memory, wait for described default
The object table information is updated in caching.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
When it fails to match, the bottom layer signal data are parsed, obtain object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
The mapping relations in the preset buffer memory are obtained, are searched from the mapping relations corresponding with the object table type
Current table information version, the mapping relations include correspondence between table type and table information version.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
In the object table information version and the inconsistent current table information version, to the bottom layer signal data into
Row parsing, obtains object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
Further, processor 1001 can call the table message transmission procedure stored in memory 1005, also perform with
Lower operation：
Transmitting stream is obtained, the transmitting stream is parsed by signaling information layer, obtains bottom layer signal data.
In the present embodiment, by a variety of table information for including the bottom layer signal data of ATSC3.0 standards previously according to table
Classification of type is stored in preset buffer memory, and corresponding table information is directly searched from preset buffer memory and feeds back to application program, is saved
To the time loss of the resolving of the bottom layer signal data of ATSC3.0 standards, application program acquisition table information is improved
Efficiency promotes user experience.
Based on above-mentioned hardware configuration, a kind of table information transferring method embodiment of the present invention is proposed.
With reference to Fig. 2, a kind of table information transferring method first embodiment of the present invention is proposed.
In the present embodiment, the table information transferring method includes the following steps：
Step S10, smart television obtain bottom layer signal data, go out object table type from the bottom layer signal extracting data
And object table information version；
It will be appreciated that the signaling information layer of ATSC3.0 standards includes the data-signal of the ATSC3.0 standards of 2 types：
Bottom layer signal data (Low Level Signaling, write a Chinese character in simplified form LLS) and service layer signal data (Service Layer
Signaling writes a Chinese character in simplified form SLS), wherein LLS is the data of core, contains 5 kinds of table information, respectively：Service layer's the rendition list
It is information (Service List Table, write a Chinese character in simplified form SLT), stepped zone table (Rating Region Table, write a Chinese character in simplified form RRT), advanced
Emergent alarm list (Advanced Emergency Alerting Table, write a Chinese character in simplified form AEAT), system time (Systemtime)
And on-screen message notice (Onscreen Message Notification, write a Chinese character in simplified form OMN).
It should be understood that data of the bottom layer signal data for the signaling information layer of ATSC3.0 standards, obtain the bottom
Layer signal data can be parsed and obtained to transport stream (Transport Stream, write a Chinese character in simplified form TS) by the signaling information layer
, in the present embodiment, the acquisition bottom layer signal data specifically include：Transmitting stream is obtained, by described in the parsing of signaling information layer
Transmitting stream obtains bottom layer signal data.
It should be noted that five kinds of table information that the data-signal of the ATSC3.0 standards includes all are corresponding with difference
Table type, various table information can be distinguished by the table type, such as：The object table type can be SLT,
RRT, AEAT, Systemtime or OMN.The bottom layer signal data include object table type, object table information and object table
Information version, the object table information version can be used for judge table information whether be latest edition table information.
Step S20 matches the object table type with the table type stored in preset buffer memory；
It should be understood that the various table information included to improve the signaling information layer of ATSC3.0 standards be transmitted to it is described
The data transmission efficiency of application program takes the mode of caching, and the smart television is in the signaling letter for receiving ATSC3.0 standards
When ceasing the data-signal of layer transmission ATSC3.0 standards, the data-signal of the ATSC3.0 standards is parsed in advance, is obtained
Table type and table information, and table information is stored according to table classification of type in preset buffer memory, so, it can be from the preset buffer memory
The middle table type for obtaining storage, the object table type is compared with the table type stored in preset buffer memory, is checked described
Whether with the object table type identical table type and corresponding table information are stored in preset buffer memory.
It should be noted that the data-signal of the ATSC3.0 standards includes：Bottom layer signal data (Low Level
Signaling writes a Chinese character in simplified form LLS) and service layer signal data (Service Layer Signaling, write a Chinese character in simplified form SLS), wherein LLS is
The data of core contain 5 kinds of table information, respectively：(Service List Table, write a Chinese character in simplified form service layer's program list information
SLT), stepped zone table (Rating Region Table, write a Chinese character in simplified form RRT), advanced emergent alarm list (Advanced
Emergency Alerting Table, write a Chinese character in simplified form AEAT), system time (Systemtime) and on-screen message notice
(Onscreen Message Notification), then table type can be set as SLT, RRT, AEAT, Systemtime and
The character types such as OMN identify, and above-mentioned a variety of table types and table information corresponding with table type are stored in the preset buffer memory.
Such as：It is then SLT from the object table type that bottom layer signal extracting data goes out, then is searched from the preset buffer memory
Whether SLT type and SLT type corresponding table information are stored with.
Step S30 in successful match, obtains current table letter corresponding with the object table type in the preset buffer memory
Version is ceased, judges whether the object table information version and the current table information version are consistent；
Step S40, when the object table information version is consistent with the current table information version, by the bottom layer signal
Data abandon, and using current table information corresponding with the object table type in the preset buffer memory as object table information；
It will be appreciated that in successful match, illustrate the stored object table type pair in the preset buffer memory
The table information answered in order to improve efficiency, before being parsed to the bottom layer signal data of the ATSC3.0 standards, obtains institute
State the current version information of current table information corresponding with the object table type stored in preset buffer memory, and from described
The bottom layer signal extracting data of ATSC3.0 standards goes out target version information, judge the target version information with it is described current
Whether version information is consistent, if the target version information is consistent with the current version information, without to described
The bottom layer signal data of ATSC3.0 standards are parsed, and can be abandoned the bottom layer signal data, directly by the preset buffer memory
The current table information of middle storage is as the object table information.
It should be noted that if when the target version information and the inconsistent current version information, it is typically described
Target version information is newly in the current version information being stored in advance in the preset buffer memory, at this point, can be to the bottom layer signal
Data are parsed, and the object table information for parsing acquisition is replaced the current table information stored in the preset buffer memory,
So that newest table information is stored in the preset buffer memory, it is described to judge the object table information version in the present embodiment
It is after the current table information version is no and consistent, the table information transferring method further includes：
In the object table information version and the inconsistent current table information version, to the bottom layer signal data into
Row parsing, obtains object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
In the concrete realization, the various table information included to improve the signaling information layer of ATSC3.0 standards are transmitted to institute
The data transmission efficiency of application program is stated, takes the mode of caching, the smart television is in the signaling for receiving ATSC3.0 standards
When Information Level sends the data-signal of ATSC3.0 standards, the data-signal of the ATSC3.0 standards is parsed in advance, is obtained
Table type, table information and table information version are obtained, and table information and table information version are stored in default delay according to table classification of type
In depositing, the mapping relations between table type and table information and table information version can be usually established, the mapping relations are stored in
It is in the present embodiment, corresponding with the object table type current in the acquisition preset buffer memory in the preset buffer memory
Table information version, specifically includes：The mapping relations in the preset buffer memory are obtained, are searched and the mesh from the mapping relations
The corresponding current table information version of table type is marked, the mapping relations include the corresponding pass between table type and table information version
System.
It should be understood that in the preset buffer memory, the corresponding table information of the object table type may not be stored, i.e., by institute
It states object table type to be matched with the table type stored in preset buffer memory, it fails to match, then would generally be to the bottom layer signal
Data are parsed, and parsing obtains table type and corresponding table information, will usually parse the table information that obtains according to table type into
Row classification storage is in the preset buffer memory, and in the present embodiment, when it fails to match, the bottom layer signal data are solved
Analysis obtains object table information；The object table information is stored according to object table classification of type to the preset buffer memory.
The object table information is fed back to application program by step S50.
It should be understood that the application program needs the application journey used for the user's viewing TV installed in smart television
Sequence, such as：Application programs, the present embodiment such as tuning, program navigating or interactive video display service do not limit this.
In the concrete realization, upper layer module of the application program for the signaling information layer of ATSC3.0 standards, ATSC3.0
In standard, this five kinds of table information provide basic program with control information to each application program, and each application program needs basis to connect
The corresponding table information received performs corresponding operation, realizes the corresponding service function of each application program.So described default
When the object table information is found in caching, the object table information can be fed back to the application program, so that the application
Program realizes corresponding service function.
The present embodiment, by a variety of table information for including the bottom layer signal data of ATSC3.0 standards previously according to table class
Type classification storage searches corresponding table information from preset buffer memory in preset buffer memory, directly and feeds back to application program, saves
To the time loss of the resolving of the bottom layer signal data of ATSC3.0 standards, the effect of application program acquisition table information is improved
Rate promotes user experience.
Further, as shown in figure 3, proposing that a kind of table information transferring method second of the present invention is implemented based on first embodiment
Example.
In the present embodiment, before the step S50, further include：
Step S401 detects whether there is call back function corresponding with the object table type, is detecting and the mesh
When marking the corresponding call back function of table type, the call back function is called；
Correspondingly, the step S50, specifically includes：
The object table information is fed back to application program by step S501 by the call back function.
It should be understood that user selects corresponding application program service by remote controler, application program sends table information please
It asks, when getting corresponding table information request, then realizes corresponding application program service function.Usually described smart television is rung
During the table information request that application program described in Ying Yu is sent, when object table type is extracted from the table information request, and register
Call back function corresponding with the object table type, so that being found from the preset buffer memory and the object table type pair
During the object table information answered, can the object table information be returned to by the application program by the call back function of registration,
It is described when detecting call back function corresponding with the object table type in the present embodiment, it calls and the object table type pair
Before the call back function answered, the table information transferring method further includes：In response to the table information request that application program is sent, from institute
It states and the object table type is extracted in table information request；Registration call back function corresponding with the object table type.
It will be appreciated that the type of the call back function is corresponding with table type, such as：The table type include SLT, RRT,
The character types such as AEAT, Systemtime or OMN identify, then the call back function includes SLT call back functions, RRT readjustment letters
Number, AEAT call back functions, Systemtime call back functions or OMN call back functions.
In the concrete realization, in order to improve the efficiency of transmission of table information, in corresponding time of registration and the object table type
After letter of transfer number, first determine whether object table information corresponding with the object table type whether is stored in the preset buffer memory,
When object table information corresponding with the object table type is stored in the preset buffer memory, it can directly pass through the call back function of registration
The object table information stored in the preset buffer memory is returned, is not being stored in the preset buffer memory and the object table type pair
During the object table information answered, then wait for and the object table information is updated in the preset buffer memory.It is not looked into the preset buffer memory
When finding object table information corresponding with the object table type, in order to which first time is by target newer in the preset buffer memory
Table information is fed back, and also the object table information whether can be updated in the preset buffer memory by monitoring in real time, described pre-
If have updated the object table information in caching, newer object table information can be fed back to the application program,
It should be noted that when finding object table information from the preset buffer memory, can detect whether to have existed with
The corresponding call back function of the object table type, if detect call back function corresponding with the object table type, can lead to
It crosses and the call back function is called to feed back the object table information found from the preset buffer memory, be back to the application
Program when then the application program receives corresponding table information request, then realizes corresponding application program service function.
The table information that application program needs by call back function is quickly fed back, detected and institute by the present embodiment
When stating the corresponding call back function of object table type, by the way that the call back function is called to feed back to the object table information using journey
Updated table information when the preset buffer memory has the update of table information, can also be fed back to the application program so that institute by sequence
That states that application program can be rapidly and efficiently gets desired data, and can quickly receive the table information of latest edition.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium
On be stored with table message transmission procedure, following operation is realized when the table message transmission procedure is executed by processor：
Smart television obtains bottom layer signal data, goes out object table type and object table from the bottom layer signal extracting data
Information version；
The object table type is matched with the table type stored in preset buffer memory；
In successful match, current table information version corresponding with the object table type in the preset buffer memory is obtained,
Judge whether the object table information version and the current table information version are consistent；
When the object table information version is consistent with the current table information version, the bottom layer signal data are lost
It abandons, and using current table information corresponding with the object table type in the preset buffer memory as object table information；
The object table information is fed back into application program.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
It detects whether there is call back function corresponding with the object table type, is detecting and the object table type pair
During the call back function answered, the call back function is called；
Correspondingly, it is described that the object table information is fed back into application program, it specifically includes：
The object table information is fed back to by application program by the call back function.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
In response to the table information request that application program is sent, the object table class is extracted from the table information request
Type；
Registration call back function corresponding with the object table type.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
Judge object table information corresponding with the object table type whether is stored in the preset buffer memory；
When not storing object table information corresponding with the object table type in the preset buffer memory, wait for described default
The object table information is updated in caching.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
When it fails to match, the bottom layer signal data are parsed, obtain object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
The mapping relations in the preset buffer memory are obtained, are searched from the mapping relations corresponding with the object table type
Current table information version, the mapping relations include correspondence between table type and table information version.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
In the object table information version and the inconsistent current table information version, to the bottom layer signal data into
Row parsing, obtains object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
Further, following operation is also realized when the table message transmission procedure is executed by processor：
Transmitting stream is obtained, the transmitting stream is parsed by signaling information layer, obtains bottom layer signal data.
The present embodiment, by a variety of table information for including the bottom layer signal data of ATSC3.0 standards previously according to table class
Type classification storage searches corresponding table information from preset buffer memory in preset buffer memory, directly and feeds back to application program, saves
To the time loss of the resolving of the bottom layer signal data of ATSC3.0 standards, the effect of application program acquisition table information is improved
Rate promotes user experience.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or system including a series of elements not only include those elements, and
And it further includes other elements that are not explicitly listed or further includes intrinsic for this process, method, article or system institute
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
Also there are other identical elements in the process of element, method, article or system.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Herein, the use of word first, second, and third does not indicate that any sequence.It can be by these word solutions
It is interpreted as title.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be embodied in the form of software product, which, which is stored in, is stored as above medium
In (such as ROM/RAM, magnetic disc, CD), used including some instructions so that a station terminal equipment (can be mobile phone, computer takes
Be engaged in device, air conditioner or the network equipment etc.) perform method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and attached drawing information are made directly or indirectly is used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of table information transferring method, which is characterized in that the table information transferring method includes the following steps：
Smart television obtains bottom layer signal data, goes out object table type and object table information from the bottom layer signal extracting data
Version；
The object table type is matched with the table type stored in preset buffer memory；
In successful match, current table information version corresponding with the object table type in the preset buffer memory is obtained, is judged
Whether the object table information version and the current table information version are consistent；
When the object table information version is consistent with the current table information version, the bottom layer signal data are abandoned, and
Using current table information corresponding with the object table type in the preset buffer memory as object table information；
The object table information is fed back into application program.
2. table information transferring method as described in claim 1, which is characterized in that described feed back to the object table information should
Before program, the table information transferring method further includes：
Detect whether there is call back function corresponding with the object table type, it is corresponding with the object table type detecting
During call back function, the call back function is called；
Correspondingly, it is described that the object table information is fed back into application program, it specifically includes：
The object table information is fed back to by application program by the call back function.
3. table information transferring method as claimed in claim 2, which is characterized in that described to detect and the object table type
During corresponding call back function, before calling the call back function, the table information transferring method further includes：
In response to the table information request that application program is sent, the object table type is extracted from the table information request；
Registration call back function corresponding with the object table type.
4. table information transferring method as claimed in claim 3, which is characterized in that the registration is corresponding with the object table type
Call back function after, the table information transferring method further includes：
Judge object table information corresponding with the object table type whether is stored in the preset buffer memory；
When not storing object table information corresponding with the object table type in the preset buffer memory, the preset buffer memory is waited for
The middle update object table information.
5. table information transferring method as described in claim 1, which is characterized in that described to delay the object table type with default
After the table type of storage is matched, the table information transferring method further includes：
When it fails to match, the bottom layer signal data are parsed, obtain object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
6. table information transferring method as described in claim 1, which is characterized in that it is described obtain in the preset buffer memory with it is described
The corresponding current table information version of object table type, specifically includes：
The mapping relations in the preset buffer memory are obtained, work as corresponding with the object table type is searched from the mapping relations
Preceding table information version, the mapping relations include the correspondence between table type and table information version.
7. table information transferring method as described in claim 1, which is characterized in that described to judge that the object table information version is
After the current table information version is no and consistent, the table information transferring method further includes：
In the object table information version and the inconsistent current table information version, the bottom layer signal data are solved
Analysis obtains object table information；
The object table information is stored according to object table classification of type to the preset buffer memory.
8. the table information transferring method as described in any one of claim 1 to 7, which is characterized in that the acquisition bottom layer signal
Data specifically include：
Transmitting stream is obtained, the transmitting stream is parsed by signaling information layer, obtains bottom layer signal data.
9. a kind of smart television, which is characterized in that the smart television includes：Memory, processor and it is stored in the storage
On device and the table message transmission procedure that can run on the processor, the table message transmission procedure are arranged for carrying out such as right
It is required that the step of any one of 1 to 8 table information transferring method.
10. a kind of computer readable storage medium, which is characterized in that table information is stored on the computer readable storage medium
Program is transmitted, realizes that table described in any item of the claim 1 to 8 such as is believed when the table message transmission procedure is executed by processor
The step of ceasing transmission method.
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