CN103108229A - Method for identifying video contents in cross-screen mode through audio frequency - Google Patents
Method for identifying video contents in cross-screen mode through audio frequency Download PDFInfo
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- CN103108229A CN103108229A CN2013100464016A CN201310046401A CN103108229A CN 103108229 A CN103108229 A CN 103108229A CN 2013100464016 A CN2013100464016 A CN 2013100464016A CN 201310046401 A CN201310046401 A CN 201310046401A CN 103108229 A CN103108229 A CN 103108229A
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Abstract
The invention provides a method for identifying video contents in a cross-screen mode through an audio frequency. Firstly, external sound information signals are received by utilizing a sound collecting module, sound information is extracted and coded so as to be converted into digital signals, and the digital signals are sent to a data submit port through a network; and then the data submit port receives the sound information data sent by the sound collecting module through the network, the sound information data are transmitted to a sound matching module after verified; and finally, the sound matching module receives transmitting and matching requirements of the sound information data, matching inquiry is conducted to information data in an audio frequency information data base according to the sound information data, and the matching results are sent back. The method for identifying the video contents in the cross-screen mode through the audio frequency enables a user to achieve grasping and reading of video program information through video identification by operating application programs of a mobile terminal, and can meet multiple requirements of the user timely.
Description
Technical field
The present invention relates to areas of information technology, be specifically related to a kind of by the method for audio frequency across screen identification video content.
Background technology
When spectators watch TV programme or video frequency program and listening to audio program before TV or computer, because the information difference that program provides can produce different ideas and demand thereupon, for example inquire about the more information of video, buy the commodity that occur in video, watch the relevant propaganda film trailer of video, watch the advertisement of video sponsor, participate in video discussion message, with watching other users' chats of video etc.This demand is to produce in real time, and needs and can realize as soon as possible.Therefore be necessary to research and develop the demand that a kind of method realizes spectators.
Summary of the invention
The objective of the invention is to utilize audio frequency identification technique, realize depth requirements and the interactive demand of spectators when watching or listening to video, audio program.The present invention provides a kind of method for video frequency program spectators' real-time communication, and the method makes spectators can obtain more information, and it can be connected two different screen equipments.The technical solution used in the present invention is as described below.
A kind of by the method for audio frequency across screen identification video content, comprise the steps:
At first utilize voice acquisition module, receive the external voice information signal, after extracting acoustic information and it code conversion being digital signal, send to data by network and submit interface to;
Secondly, data submit to interface to receive by network the acoustic information data that voice acquisition module sends, and send the tut information data to the voice match module after checking;
At last, the voice match module receives the acoustic information data and imports into and matching request, according to these acoustic information data, information data in audio database is carried out matching inquiry, and matching result is returned.
Wherein, if obtain corresponding matching result, show by information display module the matching result that receives.
Wherein, the making of described audio database comprises following step:
At first, utilize the audio sample module, when playing the warehouse-in video, the audio frequency in video is carried out digital sample, carry out subsequently digital coding, the data after coding are sent to data storage entrance by network;
Secondly, data storage entrance sends data to audio database by the data after the network received code after checking.
Wherein, but method appendix of the present invention on PC or mobile terminal, preferable mobile terminal end, described mobile terminal are with the smart mobile phone of operating system or panel computer.
Wherein, described network is the internet, comprises with wired modes such as netting twines the internet of the wireless modes such as WIFI, 3G access.
Wherein, described method is preferably the software form of writing with code.
Analog signal conversion with sound in the present invention is digital signal, can use any widely used method, as being quantified as digital signal etc. by PCM pulse-code modulation (Pulse Code Modulation) method.For guaranteeing the safety of data, can consider digital signal is encrypted in transfer process, can use any widely used method, as anti-phase in video, chaos encryption etc.In using realization, can according to actual conditions, select suitable method.
Provided by the inventionly make the user pass through application program on operating mobile terminal (including but not limited to smart mobile phone, panel computer) by audio frequency across the method for screen identification video content, can realize crawl and deciphering to video program information by audio identification, the method can in time satisfy the various demand of user.
Description of drawings
Fig. 1 is by the flow chart of steps of audio frequency across the method for screen identification video content in the embodiment of the present invention;
In Fig. 2 embodiment of the present invention by setting up the flow chart of steps of audio database in the method for audio frequency across screen identification video content.
Embodiment
The below provides preferred embodiment of the present invention, these embodiment and unrestricted content of the present invention.
Embodiment 1
Shown in Figure 1, this figure is by the flow chart of steps of audio frequency across the method for screen identification video content.
Step 1. user watches TV play or movie program by equipment such as television sets;
Step 2. user hand-held with mobile terminals such as smart mobile phone or panel computers before playback equipment, take the position that can catch clearly the program voice as good;
Step 3. starts by the application program of audio frequency across the method for screen identification video content;
Step 4. starts application program audio identification function;
Step 5. pair video frequency program audio frequency catches sampling;
Above-mentioned two steps have namely realized utilizing voice acquisition module, receive the external voice information signal, are digital signal with the analog signal conversion of video sound.
Step 6. application program uploads onto the server audio sample by WIFI or 3G network;
This step is that data submit to interface to receive by network the acoustic information data that voice acquisition module sends.
After step 7. server is received audio sample, compare with information in audio database;
This step is that voice match module reception acoustic information data are imported into and matching request, according to these acoustic information data, information data in audio database is carried out matching inquiry.The digital signal and the digital signal in database that collect are carried out scan matching, because being digital signal, can directly compare.There is the record of data slot consistent with the signal of collection in finding audio database, can thinks that the match is successful.
Here have it is noted that first is the coupling audio frequency length that gathers at 2, for guaranteeing Internet Transmission, matching efficiency and matching precision, duration is not less than 15 seconds kinds, but is no more than for 30 seconds.The secondth, the accuracy of coupling it is considered herein that the registration of two sections digitals coding of voice (DCV) is being same section audio more than 95%.These two, can in using realization according to the actual requirements, carry out suitable adjustment.
The success of step 8. information matches is returned client by network with information;
Step 9. user mobile device client receives match information from server, the interface is jumped to the interface of corresponding programme information;
Above-mentioned two steps are and obtain corresponding matching result, show by information display module the matching result that receives.
Step 10. user can be in this interface: the inquiry programme information, buy the program commodity, watch the program propaganda film, watch the advertisement of program sponsor, participate in program discussion message, with other users' chats of watching program etc.
Embodiment 2
Please as shown in Figure 2, this figure is by setting up the flow chart of steps of audio database in the method for audio frequency across screen identification video content.
Step 11. can be opened digital form such as computer document at computer, the video frequency program of perhaps storing with analog form such as video tape;
Step 12. displaying video, by software to video sound intermediate frequency digital sample, be digital signal with the analog signal conversion of sound, can use any widely used method, as being quantified as digital signal etc. by PCM pulse-code modulation (Pulse Code Modulation) method.For guaranteeing the safety of data, can consider digital signal is encrypted in transfer process, can use any widely used method, as anti-phase in video, chaos encryption etc.In using realization, can according to actual conditions, select suitable method;
Step 13. uploads onto the server the digital coding of sampling by network;
The invention has the advantages that, use the PC that microphone is arranged commonly used or mobile terminal can realize; Mobile terminal operating system is not limit, and can be Android, iOS or Win8; The application program (APP) that this mobile terminal only need be installed corresponding function can realize.
Claims (6)
1. identify the method for video content across screen by audio frequency for one kind, it is characterized in that, comprise the steps:
At first utilize voice acquisition module, receive the external voice information signal, after extracting acoustic information and it code conversion being digital signal, send to data by network and submit interface to;
Secondly, data submit to interface to receive by network the acoustic information data that voice acquisition module sends, and send the tut information data to the voice match module after checking;
At last, the voice match module receives the acoustic information data and imports into and matching request, according to these acoustic information data, information data in audio database is carried out matching inquiry, and matching result is returned.
2. the method for claim 1, is characterized in that, if obtain corresponding matching result, shows by information display module the matching result that receives.
3. the method for claim 1, is characterized in that, the making of described audio database comprises following step:
At first, utilize the audio sample module, when playing the warehouse-in video, the audio frequency in video is carried out digital sample, carry out subsequently digital coding, the data after coding are sent to data storage entrance by network;
Secondly, data storage entrance sends data to audio database by the data after the network received code after checking.
4. the method for claim 1, is characterized in that, but method appendix of the present invention on PC or mobile terminal, preferable mobile terminal end, described mobile terminal are with the smart mobile phone of operating system or panel computer.
5. the method for claim 1, is characterized in that, described network is the internet, comprises with wired modes such as netting twines the internet of the wireless modes such as WIFI, 3G access.
6. the method for claim 1, is characterized in that, described method is preferably the software form of writing with code.
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| CN2013100464016A CN103108229A (en) | 2013-02-06 | 2013-02-06 | Method for identifying video contents in cross-screen mode through audio frequency |
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| CN2013100464016A CN103108229A (en) | 2013-02-06 | 2013-02-06 | Method for identifying video contents in cross-screen mode through audio frequency |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500200A (en) * | 2013-09-27 | 2014-01-08 | 无锡市众感传媒有限公司 | Medium information collaborative releasing system and method thereof |
| CN103929658A (en) * | 2014-05-08 | 2014-07-16 | 深圳如果技术有限公司 | Video program listening method and system based on cloud server |
| CN104505091A (en) * | 2014-12-26 | 2015-04-08 | 湖南华凯文化创意股份有限公司 | Human-machine voice interaction method and human-machine voice interaction system |
| CN104754261A (en) * | 2013-12-26 | 2015-07-01 | 深圳市快播科技有限公司 | Projection equipment and projection method |
| CN106572241A (en) * | 2016-10-21 | 2017-04-19 | 北京巡声巡影科技服务有限公司 | Method and device for displaying information |
| WO2017084265A1 (en) * | 2015-11-16 | 2017-05-26 | 乐视控股（北京）有限公司 | Cross-screen interaction method and device, server, and terminal device |
| CN107124648A (en) * | 2017-04-17 | 2017-09-01 | 浙江德塔森特数据技术有限公司 | The method that advertisement video is originated is recognized by intelligent terminal |
| CN111163367A (en) * | 2020-01-08 | 2020-05-15 | 百度在线网络技术（北京）有限公司 | Information search method, device, equipment and medium based on playing video |
| CN111417025A (en) * | 2020-04-02 | 2020-07-14 | 深圳创维－Rgb电子有限公司 | Video commodity pushing method and device, smart screen and readable storage medium |
| CN115119041A (en) * | 2022-06-17 | 2022-09-27 | 深圳创维－Rgb电子有限公司 | Cross-screen playing control method, device, equipment and computer storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104754261A (en) * | 2013-12-26 | 2015-07-01 | 深圳市快播科技有限公司 | Projection equipment and projection method |
| CN103929658A (en) * | 2014-05-08 | 2014-07-16 | 深圳如果技术有限公司 | Video program listening method and system based on cloud server |
| CN103929658B (en) * | 2014-05-08 | 2017-02-15 | 深圳如果技术有限公司 | Video program listening method and system based on cloud server |
| CN104505091A (en) * | 2014-12-26 | 2015-04-08 | 湖南华凯文化创意股份有限公司 | Human-machine voice interaction method and human-machine voice interaction system |
| WO2017084265A1 (en) * | 2015-11-16 | 2017-05-26 | 乐视控股（北京）有限公司 | Cross-screen interaction method and device, server, and terminal device |
| CN106572241A (en) * | 2016-10-21 | 2017-04-19 | 北京巡声巡影科技服务有限公司 | Method and device for displaying information |
| CN107124648A (en) * | 2017-04-17 | 2017-09-01 | 浙江德塔森特数据技术有限公司 | The method that advertisement video is originated is recognized by intelligent terminal |
| CN111163367A (en) * | 2020-01-08 | 2020-05-15 | 百度在线网络技术（北京）有限公司 | Information search method, device, equipment and medium based on playing video |
| CN111163367B (en) * | 2020-01-08 | 2023-08-29 | 百度在线网络技术（北京）有限公司 | Information searching method, device, equipment and medium based on playing video |
| CN111417025A (en) * | 2020-04-02 | 2020-07-14 | 深圳创维－Rgb电子有限公司 | Video commodity pushing method and device, smart screen and readable storage medium |
| CN115119041A (en) * | 2022-06-17 | 2022-09-27 | 深圳创维－Rgb电子有限公司 | Cross-screen playing control method, device, equipment and computer storage medium |
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Application publication date: 20130515 |