CN103108240B - A kind of method and device obtaining station logo data - Google Patents
A kind of method and device obtaining station logo data Download PDFInfo
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- CN103108240B CN103108240B CN201310039228.7A CN201310039228A CN103108240B CN 103108240 B CN103108240 B CN 103108240B CN 201310039228 A CN201310039228 A CN 201310039228A CN 103108240 B CN103108240 B CN 103108240B
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Abstract
The invention discloses a kind of method and apparatus obtaining station logo data, the method comprises: S1. arranges descriptor in program stream, and described descriptor comprises station logo data version number and station logo data; S2. Set Top Box obtains the described descriptor of program stream, obtains station logo data, and be kept in Set Top Box by resolving described descriptor.Implement a kind of method and apparatus obtaining station logo data of the present invention, Set Top Box can be made to upgrade TV programme station symbol quickly, and be presented in user interface, meanwhile, make the renewal of TV station's station symbol more fast, simply, reduce manual maintenance cost, accelerate renewal speed, improve Consumer's Experience.
Description
Technical field
The present invention relates to digital TV field, particularly relate to a kind of method and apparatus obtaining station logo data.
Background technology
The station symbol of TV station is the important information differentiating television programming source, and existing Digital Television, when playing TV programme, generally all can show corresponding TV station's station symbol on interface.The platform calibration method of existing acquisition TV programme generally comprises following steps:
1. the station symbol of some TV stations makes a reservation for be stored in a certain particular memory region of Set Top Box by Set Top Box manufacturer;
2. Set Top Box obtains the list of current receivable TV programme;
3. set-top box software is by judging some joint destination names of current broadcasting, inquires the TV station providing this program, if provide the station symbol of the TV station of this program to be stored in Set Top Box, then shows this station symbol.
Above-mentioned existing methodical defect is: if the station symbol of certain TV station is not stored in advance in Set Top Box, then, when Set Top Box plays the program that this TV station provides, just cannot be shown the station symbol of this TV station.In addition, this existing method generally needs TV programme and corresponding station symbol by together with software program logic binding at display station timestamp, if certain TV station makes adjustment to programme arrangement like this, then Set Top Box also needs to modify in the software of correspondence, upgrades underaction.
Summary of the invention
For defect above-mentioned in prior art, the present invention proposes a kind of method and apparatus obtaining TV station's station symbol.
It is a kind of method obtaining station logo data of structure that the present invention solves the technical scheme that prior art problem adopts, and the method comprises:
S1. in program stream, arrange descriptor, described descriptor comprises station logo data version number and station logo data;
S2. Set Top Box obtains the described descriptor of program stream, obtains station logo data, and be kept in Set Top Box by resolving described descriptor.
Further, the descriptor in described S1 also comprises the corresponding relation of program number and station logo data;
S2 also comprises: resolve the corresponding relation that described descriptor obtains program number and station logo data, and be kept in Set Top Box.
Further, also comprise after S2:
S3. Set Top Box obtains TV program list and obtains multiple program number, according to the corresponding relation of the program number be kept in Set Top Box and station logo data, together with being dynamically associated by program number, is simultaneously displayed in user interface with station logo data.
Further, also comprise after S3:
S4. Set Top Box constantly obtains the described descriptor of program stream, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then preserves resolving the new station logo data obtained, replacing former station logo data.
Further, the program number in descriptor described in step S1 and the corresponding relation of station logo data be adopt the mode of circulation the station logo data of all programs and program number to be associated together, and packing are placed in station logo data bag.
In addition, the invention allows for a kind of device obtaining station logo data, comprising:
Arrange module, for arranging descriptor in program stream, described descriptor comprises station logo data version number and station logo data;
Processing module, for obtaining the described descriptor of program stream, obtaining station logo data by resolving described descriptor, and being kept in Set Top Box.
Further, described the corresponding relation also comprising program number and station logo data in the descriptor of module installation is set;
Described processing module also comprises resolution unit and memory cell, wherein, resolution unit obtains the corresponding relation of program number and station logo data for resolving described descriptor, memory cell is used for the corresponding relation obtaining program number and station logo data to be kept in Set Top Box.
Further, described processing module is also connected with display module, obtains multiple program number for obtaining TV program list, according to the corresponding relation of the program number be kept in Set Top Box and station logo data, together with program number is dynamically associated with station logo data, be simultaneously displayed in user interface.
Further, described processing module also comprises judging unit, constantly obtain in the process of described descriptor of program stream for Set Top Box, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then by judging that the new station logo data obtained preserves, replace former station logo data.
Further, described module is set also for adopting the mode of circulation the station logo data of all programs and program number to be associated together, and packing is placed in station logo data bag.
Implement the method and apparatus that the present invention obtains TV station's station symbol, the renewal TV programme station symbol that Set Top Box can be made faster, and be presented in user interface, meanwhile, make the renewal of TV station's station symbol more fast, simply, reduce manual maintenance cost, accelerate renewal speed, improve Consumer's Experience.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the embodiment of the method flow chart that the present invention obtains station logo data;
Fig. 2 is the device example structure block diagram that the present invention obtains station logo data.
Embodiment
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection range that all should belong to claims of the present invention.
embodiment one
The embodiment of the method flow chart that the present invention obtains station logo data as shown in Figure 1.
Step S1, arranges descriptor in program stream, and described descriptor comprises station logo data version number and station logo data.Meanwhile, described descriptor adopts the mode of circulation to be described in together by the station symbol of all programs under this frequency number corresponding program number, and is packaged in the station logo data bag of described station logo data Bale No. with described program number by described station symbol number.
Such as, the descriptor of a program_logo_descriptor is increased in the program service description list (SDT shows Service Description Table) of program stream, the mode of circulation is adopted to be described in together by the station symbol of all programs under this frequency number corresponding program number in this descriptor, and station symbol number is packaged in inside the packet of the logo_data_table_id that a Bale No. is with program number, then also describing out by the station logo data information of this version, can be following structure:
Wherein, logo_version is used to indicate current station logo data version number, and logo_data_table_id is station logo data Bale No..Station symbol picture is packaged into packet, from TV programme networking, filters this packet just can obtain station logo data.Such as we have following program number and station symbol number now:
program[1]；program[2]；program[3]；
Corresponding icon is logo [1] respectively; Logo [2]; Logo [3]
TV programme code stream is handled as follows:
In SDT table, increase program_logo_descriptor descriptor and increase following information:
We complete the foundation of the descriptor in TV programme code stream like this.
Be appreciated that in time having the audio frequency of multiple national language in program, the sign of these countries such as national flag can be added before often kind of audio language option; Meanwhile, in time having multiple electronic program guides in program, can by different electronic program guides kinds, such as sport category, news category, amusement class etc., the different types of icon of corresponding increase.
Step S2, Set Top Box obtains the described descriptor of program stream, obtains station logo data, and be kept in Set Top Box by resolving described descriptor.
In this step, first by the parsing of Set Top Box to described descriptor, circulation gets the corresponding relation of described program number and station symbol number; Secondly filter the data in station logo data bag by Set Top Box, and according to the corresponding relation of described program number and station symbol number, described data are stored into the storage area of this Set Top Box.
Obtain the mode of the corresponding relation of described program number and station symbol number:
As above described in example, by the parsing of Set Top Box to program_logo_descriptor descriptor, we can get the corresponding relation of current station symbol number and program number by the circulation in descriptor, thus make station symbol number and program number set up a kind of dynamic contact.Such as program [1] corresponding logo [1]; Program [2] corresponding logo [2]; Program [3] corresponding logo [3], just correspondingly can show this station symbol when display program like this.
Step S3, Set Top Box obtains TV program list and obtains multiple program number, according to the corresponding relation of the program number be kept in Set Top Box and station logo data, together with being dynamically associated by program number, is simultaneously displayed in user interface with station logo data.
As above described in example, by the parsing of Set Top Box to program_logo_descriptor descriptor, we can get the logo_data_table_id storing station logo data, then by all data that the data filtering modular filtration of Set Top Box itself wraps to logo_data_table_id, and be stored in the storage area of Set Top Box.To the data emitting format of each Zhang Taibiao, we can be assumed to every 256 bytes is a station logo data, and then by logo [1], the data of logo [2], logo [3] are arranged together in order.
Step S4, Set Top Box constantly obtains the described descriptor of program stream, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then preserves resolving the new station logo data obtained, replacing former station logo data.In program stream, upgrade described descriptor, comprise and upgrade station logo data version number.In this step, the uninterrupted monitor programme code stream of Set Top Box, and in program stream, upgrade described descriptor.Meanwhile, program source (AV encoder all need not be changed) need not be upgraded when upgrading, only needing to send program specific information (SI information), not affecting video-see, and video frame-skipping.
The method is based upon OSD layer (on-screen display), can carry out station symbol management when not having vision signal, and meanwhile, it is localization management that icon upgrades, and whenever can read, and energy static state display, does not rely on signal source.
embodiment two
It is the device example structure block diagram that the present invention obtains station logo data shown in Fig. 2.This device comprises:
Arrange module 10, for arranging descriptor in program stream, described descriptor comprises station logo data version number and station logo data;
Processing module 20, for obtaining the described descriptor of program stream, obtaining station logo data by resolving described descriptor, and being kept in Set Top Box.
Further, described setting in the descriptor that module 10 arranges also comprises the corresponding relation of program number and station logo data.
Described processing module 20 also comprises resolution unit 21 and memory cell 22, wherein, resolution unit 21 obtains the corresponding relation of program number and station logo data for resolving described descriptor, memory cell 22 is for being kept at the corresponding relation obtaining program number and station logo data in Set Top Box.
Further, described processing module 20 is also connected with display module 30, obtains multiple program number for obtaining TV program list, according to the corresponding relation of the program number be kept in Set Top Box and station logo data, together with program number is dynamically associated with station logo data, be simultaneously displayed in user interface.
Further, described processing module 20 also comprises judging unit 23, constantly obtain in the process of described descriptor of program stream for Set Top Box, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then by judging that the new station logo data obtained preserves, replace former station logo data.
Further, described module 20 is set also for adopting the mode of circulation the station logo data of all programs and program number to be associated together, and packing is placed in station logo data bag.
Arranging in module 10, this module arranges descriptor in the program service description list of program stream, and described descriptor comprises the corresponding relation of station logo data version number, station logo data Bale No., program number and station symbol number.
Be appreciated that in time having the audio frequency of multiple national language in program, the sign that module 10 can add these countries such as national flag before often kind of audio language option is set; In time having multiple electronic program guides in program, arranging module 10 by different electronic program guides kinds, such as can be divided into sport category, news category, amusement class etc., the different types of icon of corresponding increase.
Such as, the descriptor that module 10 increases a program_logo descriptor in the program service description list (SDT shows ServiceDescription Table) of program stream is set, the mode of circulation is adopted to be described in together by the station symbol of all programs under this frequency number corresponding program number in this descriptor, and station symbol number is packaged in inside the packet of the logo_data_table_id that a Bale No. is with program number, then also describing out by the station logo data information of this version, can be following structure:
Wherein, logo_version is used to the version indicating current station logo data, and logo_data_table_id is station logo data Bale No., and station symbol picture is packaged into packet, filters this packet and just can obtain station logo data from TV programme networking.Such as we have following program number and station symbol number now:
program[1]；program[2]；program[3]；
Corresponding icon is logo [1] respectively; Logo [2]; Logo [3]
TV programme code stream is handled as follows:
In SDT table, increase program_logo_descriptor descriptor and increase following information:
The foundation arranging the descriptor in module 10 pairs of TV programme code streams so completes.
Processing module 20, this module upgrades described descriptor in program stream, comprises and upgrades station logo data version number.The uninterrupted monitor programme code stream of processing module 20, and in program stream, upgrade described descriptor.Meanwhile, program source (AV encoder all need not be changed) need not be upgraded when upgrading, only needing to send program specific information (SI information), not affecting video-see, and video frame-skipping.
Judging unit 23, Set Top Box constantly obtains in the process of described descriptor of program stream, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then by judging that the new station logo data obtained preserves, replace former station logo data; When judging that the new station logo data version number obtained is identical with the station logo data version number be kept in Set Top Box, then terminate.
As above described in example, by the parsing of resolution unit 21 pairs of program_logo_descriptor descriptors, we can get the logo_data_table_id storing station logo data, then all data that the data filtering modular filtration that memory cell 22 passes through Set Top Box itself wraps to logo_data_table_id, and be stored in the storage area of Set Top Box.To the data emitting format of each Zhang Taibiao, we can be assumed to every 256 bytes is a station logo data, and then by logo [1], the data of logo [2], logo [3] are arranged together in order.
Obtain the corresponding relation of described program number and station symbol number:
By the parsing of resolution unit 21 pairs of program_logo_descriptor descriptors, we can get current station symbol number and program number corresponding relation by the circulation in descriptor, thus make station symbol number and program number set up a kind of dynamic contact.Such as program [1] corresponding logo [1]; Program [2] corresponding logo [2]; Program [3] corresponding logo [3], just correspondingly can show this station symbol when display program like this.
This device is based upon OSD layer (on-screen display), can carry out station symbol management when not having vision signal, and meanwhile, icon is localization management after upgrading, and whenever can read, and energy static state display, does not rely on signal source.
Be appreciated that this device can be used for various digital TV set-top box.
Claims (2)
1. obtain a method for station logo data, it is characterized in that, comprising:
S1. descriptor is set in the program service description list of program stream, described descriptor comprises the corresponding relation of station logo data version number, station logo data and program number and station logo data, wherein, program number in described descriptor and the corresponding relation of station logo data, be adopt the mode of circulation the station logo data of all programs and program number to be associated together, and packing is placed in station logo data bag;
S2. Set Top Box obtains the described descriptor of program stream, obtains the corresponding relation of station logo data and program number and station logo data, and be kept in Set Top Box by resolving described descriptor;
S3. Set Top Box obtains TV program list and obtains multiple program number, according to the corresponding relation of the program number be kept in Set Top Box and station logo data, together with being dynamically associated by program number, is simultaneously displayed in user interface with station logo data;
S4. Set Top Box constantly obtains the described descriptor of program stream, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then preserves resolving the new station logo data obtained, replacing former station logo data.
2. obtain a device for station logo data, it is characterized in that, comprising:
Module is set, for arranging descriptor in the program service description list of program stream, described descriptor comprises the corresponding relation of station logo data version number and station logo data and program number and station logo data, described module is set also for adopting the mode of circulation the station logo data of all programs and program number to be associated together, and packing is placed in station logo data bag;
Processing module, comprise resolution unit, memory cell and judging unit, wherein, described resolution unit is for obtaining the described descriptor of program stream, obtain the corresponding relation of station logo data and program number and station logo data by resolving described descriptor, described memory cell is used for the corresponding relation obtaining program number and station logo data to be kept in Set Top Box; Described judging unit is used for Set Top Box and constantly obtains in the process of described descriptor of program stream, when the new station logo data version number judging to obtain is larger than the station logo data version number be kept in Set Top Box, then by judging that the new station logo data obtained preserves, replace former station logo data;
Display module, connecting described processing module, obtaining multiple program number for obtaining TV program list, according to the corresponding relation of the program number be kept in Set Top Box and station logo data, together with program number is dynamically associated with station logo data, be simultaneously displayed in user interface.
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| CN201310039228.7A CN103108240B (en) | 2013-02-01 | 2013-02-01 | A kind of method and device obtaining station logo data |
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| CN201310039228.7A CN103108240B (en) | 2013-02-01 | 2013-02-01 | A kind of method and device obtaining station logo data |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103269453B (en) * | 2013-05-29 | 2016-08-10 | 河南有线电视网络集团有限公司 | Set-top box users interface updating method, fore device, Set Top Box and system |
| CN105578213A (en) * | 2014-10-29 | 2016-05-11 | 北京数码视讯科技股份有限公司 | Television terminal set-top box application management method and device |
| CN104918135B (en) * | 2015-06-01 | 2018-05-08 | 无锡天脉聚源传媒科技有限公司 | A kind of video station symbol generation method and device |
| CN105763957A (en) * | 2016-02-26 | 2016-07-13 | 深圳创维数字技术有限公司 | Program icon display method and apparatus based on set-top box |
| CN108600819A (en) * | 2018-03-26 | 2018-09-28 | 广州视源电子科技股份有限公司 | A kind of television channel lists display methods, device, television set and medium |
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