CN103108240A - Method and device for acquiring station logo data - Google Patents
Method and device for acquiring station logo data Download PDFInfo
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- CN103108240A CN103108240A CN2013100392287A CN201310039228A CN103108240A CN 103108240 A CN103108240 A CN 103108240A CN 2013100392287 A CN2013100392287 A CN 2013100392287A CN 201310039228 A CN201310039228 A CN 201310039228A CN 103108240 A CN103108240 A CN 103108240A
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Abstract
The invention discloses a method and a device for acquiring station logo data. The method includes: S1, a descriptor is set up in a program code stream, and the descriptor comprises station logo data version numbers and station logo data; and S2, a set top box acquires the descriptor of the program code stream, and the station logo data is acquired through analyzing the descriptor and stored in the set top box. According to the method and the device for acquiring the station logo data, the set top box can update television program station logos quickly and present the television program station logos on a user interface, meanwhile, update of the television station logos can be quick and simple, manual maintenance cost is reduced, update speed is accelerated, and user experience is improved.
Description
Technical field
The present invention relates to digital TV field, relate in particular to a kind of method and apparatus that obtains the station symbol data.
Background technology
The station symbol of TV station is the important information of differentiating television programming source, and existing Digital Television generally all can show corresponding TV station's station symbol on the interface when playing TV programme.The existing method of obtaining the station symbol of TV programme generally comprises following steps:
1. set-top box manufacturer is stored in a certain particular memory region of set-top box the station symbol of some TV stations is predetermined;
2. set-top box is obtained the list of current receivable TV programme;
3. set-top box software by the name of some programs of the current broadcast of judgement, inquires the TV station that this program is provided, if provide the station symbol of the TV station of this program to be stored in set-top box, shows this station symbol.
Above-mentioned existing methodical defective is: pre-stored in set-top box if the station symbol of certain TV station does not have, when set-top box is play the program that this TV station provides, just can't the station symbol of this TV station be shown.In addition, should existing method generally TV programme and corresponding station symbol need to be in the same place by the software program logic binding at the display station timestamp, if certain TV station makes adjustment to programme arrangement like this, set-top box also need to modify in the software of correspondence, upgrades underaction.
Summary of the invention
For defective above-mentioned in prior art, the present invention proposes a kind of method and apparatus that obtains TV station's station symbol.
It is a kind of method of obtaining the station symbol data of structure that the present invention solves the technical scheme that the prior art problem adopts, and the method comprises:
S1., descriptor is set in program stream, and described descriptor comprises station symbol versions of data number and station symbol data;
S2. set-top box is obtained the described descriptor of program stream, obtains the station symbol data by resolving described descriptor, and is kept in set-top box.
Further, the descriptor in described S1 also comprises the corresponding relation of program number and station symbol data;
S2 also comprises: resolve described descriptor and obtain the corresponding relation of program number and station symbol data, and be kept in set-top box.
Further, also comprise after S2:
S3. set-top box is obtained TV program list and is obtained a plurality of program numbers, according to being kept at program number in set-top box and the corresponding relation of station symbol data, program number and station symbol Data Dynamic is associated together, and is simultaneously displayed on user interface.
Further, also comprise after S3:
S4. set-top box is constantly obtained the described descriptor of program stream, and the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, and the new station symbol data that parsing obtained preserve, and replace former station symbol data.
Further, the corresponding relation of the program number described in step S1 in descriptor and station symbol data is modes of adopting circulation is associated together station symbol data and the program number of all programs, and packs and be placed in the station symbol packet.
In addition, the invention allows for a kind of device that obtains the station symbol data, comprising:
Module is set, is used at program stream, descriptor being set, described descriptor comprises station symbol versions of data number and station symbol data;
Processing module, the described descriptor for obtaining program stream obtains the station symbol data by resolving described descriptor, and is kept in set-top box.
Further, the corresponding relation that also comprises program number and station symbol data in the described descriptor that the module setting is set;
Described processing module also comprises resolution unit and memory cell, wherein, resolution unit is used for resolving the corresponding relation that described descriptor obtains program number and station symbol data, and memory cell is kept in set-top box for the corresponding relation that will obtain program number and station symbol data.
Further, described processing module also is connected with display module, is used for obtaining TV program list and obtains a plurality of program numbers, according to being kept at program number in set-top box and the corresponding relation of station symbol data, program number and station symbol Data Dynamic are associated together, are simultaneously displayed on user interface.
Further, described processing module also comprises judging unit, be used for set-top box and constantly obtain the process of the described descriptor of program stream, the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, the new station symbol data that judgement obtained preserve, and replace former station symbol data.
Further, the described module that arranges also is associated together for station symbol data and the program number of the mode that adopts circulation with all programs, and packing is placed in the station symbol packet.
Implement the method and apparatus that the present invention obtains TV station's station symbol, can make set-top box upgrade efficiently rapidly the TV programme station symbol, and be presented on user interface, simultaneously, make the renewal of TV station's station symbol more fast, simply, reduce the manual maintenance cost, accelerate renewal speed, improve the user and experience.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in accompanying drawing:
Fig. 1 is the embodiment of the method flow chart that the present invention obtains the station symbol data;
Fig. 2 is the device example structure block diagram that the present invention obtains the station symbol data.
Embodiment
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improve and conversion all should belong to the protection range of claims of the present invention.
Embodiment one
The embodiment of the method flow chart that the present invention obtains the station symbol data as shown in Figure 1.
Step S1 arranges descriptor in program stream, described descriptor comprises station symbol versions of data number and station symbol data.Simultaneously, described descriptor adopts the mode program number that the platform label of all programs under this frequency is corresponding of circulation to be described in together, and described label and described program number are packaged in the station symbol packet of described station symbol packet numbers.
For example, increase the descriptor of a program_logo_descriptor in the program SDT Service Description Table (SDT table Service Description Table) of program stream, adopt the mode program number that the platform label of all programs under this frequency is corresponding of circulation to be described in together in this descriptor, and platform label and program number are packaged in the packet the inside of the logo_data_table_id that a Bale No. is, then the station symbol data message of this version also being described out, can be following structure:
Wherein, logo_version indicates current station symbol versions of data number, and logo_data_table_id is the station symbol packet numbers.The station symbol picture is packaged into packet, filters this packet and just can obtain the station symbol data from the TV programme networking.Such as we have following program number and platform label now:
program[1]；program[2]；program[3]；
Corresponding icon is respectively logo[1]; Logo[2]; Logo[3]
The TV programme code stream is handled as follows:
Increase the program_logo_descriptor descriptor and increase following information in the SDT table:
We complete the foundation of the descriptor in the TV programme code stream like this.
Be appreciated that when the audio frequency of multiple national language being arranged in the program, can add in the front of every kind of audio language option the sign that national flag etc. should country; Simultaneously, when in program, multiple electronic program guides being arranged, can be by different electronic program guides kinds, such as sport category, news category, amusement class etc. correspondingly increases different types of icon.
Step S2, set-top box is obtained the described descriptor of program stream, obtains the station symbol data by resolving described descriptor, and is kept in set-top box.
In this step, at first by the parsing of set-top box to described descriptor, circulation gets the corresponding relation of described program number and platform label; Secondly filter data in the station symbol packet by set-top box, and according to the corresponding relation of described program number and platform label, 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 platform label:
As above routine described, by the parsing of set-top box to the program_logo_descriptor descriptor, we can get by the circulation in descriptor the corresponding relation of a current label and program number, thereby make platform label 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 can correspondingly show this station symbol like this in display program.
Step S3, set-top box is obtained TV program list and is obtained a plurality of program numbers, according to being kept at program number in set-top box and the corresponding relation of station symbol data, program number and station symbol Data Dynamic is associated together, and is simultaneously displayed on user interface.
As above routine described, by the parsing of set-top box to the program_logo_descriptor descriptor, we can get the logo_data_table_id of storage station symbol data, then be filled into all data of logo_data_table_id bag by the data filtering module of set-top box itself, and it is 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 station symbol data, then with logo[1], logo[2], logo[3] data arranged together in order.
Step S4, set-top box is constantly obtained the described descriptor of program stream, the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, and the new station symbol data that parsing obtained preserve, and replace former station symbol data.Upgrade described descriptor in program stream, comprise and upgrade station symbol versions of data number.In this step, the uninterrupted monitor programme code stream of set-top box, and upgrade described descriptor in program stream.Simultaneously, need not upgrade program source (the AV encoder all need not be changed) when upgrading, only need to send program specific information (SI information) and get final product, not affect video-see, and the video frame-skipping.
The method is based upon OSD layer (on-screen display), can be in the situation that do not have vision signal to carry out station symbol management, and simultaneously, it is the localization management that icon upgrades, and whenever can read, and can staticly show, does not rely on signal source.
Embodiment two
The present invention of being shown in Figure 2 obtains the device example structure block diagram of station symbol data.This device comprises:
Further, the described corresponding relation that also comprises program number and station symbol data in the descriptor that module 10 arranges that arranges.
Described processing module 20 also comprises resolution unit 21 and memory cell 22, wherein, resolution unit 21 is used for resolving the corresponding relation that described descriptor obtains program number and station symbol data, and memory cell 22 is kept in set-top box for the corresponding relation that will obtain program number and station symbol data.
Further, described processing module 20 also is connected with display module 30, is used for obtaining TV program list and obtains a plurality of program numbers, according to being kept at program number in set-top box and the corresponding relation of station symbol data, program number and station symbol Data Dynamic are associated together, are simultaneously displayed on user interface.
Further, described processing module 20 also comprises judging unit 23, be used for set-top box and constantly obtain the process of the described descriptor of program stream, the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, the new station symbol data that judgement obtained preserve, and replace former station symbol data.
Further, the described module 20 that arranges also is associated together for station symbol data and the program number of the mode that adopts circulation with all programs, and packing is placed in the station symbol packet.
In module 10 was set, this module arranged descriptor in the program SDT Service Description Table of program stream, and described descriptor comprises the corresponding relation of station symbol versions of data number, station symbol packet numbers, program number and platform label.
Be appreciated that when the audio frequency of multiple national language being arranged in the program, the sign that module 10 can add that in the front of every kind of audio language option national flag etc. should country is set; When in program, multiple electronic program guides being arranged, module 10 is set can be by different electronic program guides kinds, such as being divided into sport category, news category, amusement class etc., the different types of icon of corresponding increase.
For example, module 10 is set increases the descriptor of a program_logo descriptor in the program SDT Service Description Table (SDT table Service Description Table) of program stream, adopt the mode program number that the platform label of all programs under this frequency is corresponding of circulation to be described in together in this descriptor, and platform label and program number are packaged in the packet the inside of the logo_data_table_id that a Bale No. is, then the station symbol data message of this version also being described out, can be following structure:
Wherein, logo_version is the version that indicates current station symbol data, and logo_data_table_id is the station symbol packet numbers, and the station symbol picture is packaged into packet, filters this packet and just can obtain the station symbol data from the TV programme networking.Such as we have following program number and platform label now:
program[1]；program[2]；program[3]；
Corresponding icon is respectively logo[1]; Logo[2]; Logo[3]
The TV programme code stream is handled as follows:
Increase the program_logo_descriptor descriptor and increase following information in the SDT table:
The foundation that descriptor in 10 pairs of TV programme code streams of module is set is so completed.
Judging unit 23, set-top box is constantly obtained in the process of described descriptor of program stream, the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, and the new station symbol data that judgement obtained preserve, and replace former station symbol data; When new station symbol versions of data that judgement obtains number is number identical with station symbol versions of data in being kept at set-top box, finish.
As above routine described, parsing by 21 pairs of program_logo_descriptor descriptors of resolution unit, we can get the logo_data_table_id of storage station symbol data, then memory cell 22 is filled into all data of logo_data_table_id bag by the data filtering module of set-top box itself, and it is 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 station symbol data, then with logo[1], logo[2], logo[3] data arranged together in order.
Obtain the corresponding relation of described program number and platform label:
By the parsing of 21 pairs of program_logo_descriptor descriptors of resolution unit, we can get by the circulation in descriptor a current label and program number corresponding relation, thereby make platform label 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 can correspondingly show this station symbol like this in display program.
This device is based upon OSD layer (on-screen display), can simultaneously, be the localization management after icon upgrades in the situation that do not have vision signal to carry out station symbol management, whenever can read, and can staticly show, does not rely on signal source.
Be appreciated that this device can be used for various digital TV set-top box.
Claims (10)
1. a method of obtaining the station symbol data, is characterized in that, comprising:
S1., descriptor is set in program stream, and described descriptor comprises station symbol versions of data number and station symbol data;
S2. set-top box is obtained the described descriptor of program stream, obtains the station symbol data by resolving described descriptor, and is kept in set-top box.
2. obtain according to claim 1 the method for station symbol data, it is characterized in that, the descriptor in described S1 also comprises the corresponding relation of program number and station symbol data;
S2 also comprises: resolve described descriptor and obtain the corresponding relation of program number and station symbol data, and be kept in set-top box.
3. obtain according to claim 2 the method for station symbol data, it is characterized in that, also comprise after S2:
S3. set-top box is obtained TV program list and is obtained a plurality of program numbers, according to being kept at program number in set-top box and the corresponding relation of station symbol data, program number and station symbol Data Dynamic is associated together, and is simultaneously displayed on user interface.
4. obtain according to claim 1 the method for station symbol data, it is characterized in that, also comprise after S3:
S4. set-top box is constantly obtained the described descriptor of program stream, and the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, and the new station symbol data that parsing obtained preserve, and replace former station symbol data.
5. obtain according to claim 2 the method for station symbol data, it is characterized in that, the corresponding relation of the program number described in step S1 in descriptor and station symbol data is modes of adopting circulation is associated together station symbol data and the program number of all programs, and packs and be placed in the station symbol packet.
6. a device that obtains the station symbol data, is characterized in that, comprising:
Module is set, is used at program stream, descriptor being set, described descriptor comprises station symbol versions of data number and station symbol data;
Processing module, the described descriptor for obtaining program stream obtains the station symbol data by resolving described descriptor, and is kept in set-top box.
7. device according to claim 6, is characterized in that, also comprises the corresponding relation of program number and station symbol data in the described descriptor that the module setting is set;
Described processing module also comprises resolution unit and memory cell, wherein, resolution unit is used for resolving the corresponding relation that described descriptor obtains program number and station symbol data, and memory cell is kept in set-top box for the corresponding relation that will obtain program number and station symbol data.
8. the device that obtains the station symbol data according to claim 6, it is characterized in that, described processing module also is connected with display module, be used for obtaining TV program list and obtain a plurality of program numbers, according to being kept at program number in set-top box and the corresponding relation of station symbol data, program number and station symbol Data Dynamic are associated together, are simultaneously displayed on user interface.
9. the device that obtains the station symbol data according to claim 6, it is characterized in that, described processing module also comprises judging unit, be used for set-top box and constantly obtain the process of the described descriptor of program stream, the new station symbol versions of data ratio that obtains when judgement is kept at station symbol versions of data in set-top box when number large, the new station symbol data that judgement obtained preserve, and replace former station symbol data.
10. the device that obtains the station symbol data according to claim 7, is characterized in that, the described module that arranges also is associated together for station symbol data and the program number of the mode that adopts circulation with all programs, and packing is placed in the station symbol packet.
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| CN103269453A (en) * | 2013-05-29 | 2013-08-28 | 河南有线电视网络集团有限公司 | Set top box user interface updating method, front-end device and system and set top box |
| CN104918135A (en) * | 2015-06-01 | 2015-09-16 | 无锡天脉聚源传媒科技有限公司 | Video station caption generating method and device |
| 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 |
| 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 | Television channel list display method and device, television and medium |
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| CN103108240B (en) | 2015-09-30 |
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