CN104135671A - Television video content interactive question and answer method - Google Patents
Television video content interactive question and answer method Download PDFInfo
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- CN104135671A CN104135671A CN201410359097.5A CN201410359097A CN104135671A CN 104135671 A CN104135671 A CN 104135671A CN 201410359097 A CN201410359097 A CN 201410359097A CN 104135671 A CN104135671 A CN 104135671A
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Abstract
The invention relates to a television video content interactive question and answer method. The method is characterized by firstly acquiring and separating a television signal to obtain a video image feature code, and subsequently comprising the following steps: firstly getting a video frame picture through a mobile phone; later matching the video frame image feature code to obtain channel information; and then generating a real-time interactive topic according to the channel information; and finally sending the interactive topic to the mobile phone. By directly shooting the video screen of the TV program, the user can feed back the interactive topic aiming at the current program and meeting the play time point through the processing of various servers at background to effectively interact with TV video. The more important is that the interactive program start point time and the actual time can be effectively distinguished, the accurate interactive topic can be obtained even the repeated program, and the accuracy of the interaction is improved. Furthermore, the whole process does not need information such as two-dimension code and the like given by the video screen, the screen cannot be occupied, and the integrity of the TV screen is maintained.
Description
Technical field
The present invention relates to a kind of video interaction method, relate in particular to a kind of television video content interaction answering method.
Background technology
Interactive TV, based on the Generation Tv of Digital Television and broadband network technology, be TV science and technology and the perfect adaptation of fashionable life, can provide can program request highly personalized and the interactive highlight of having, bring the brand-new experience of watching, allow spectator really become the owner of TV.But for the area that cannot carry out by broadband network Digital Signals, interactive TV is implemented more difficult.At present, in order to carry out interaction with the content of televising, tend to carry out program interrogation reply system, allow spectators participate in.Common is show exercise question or announce interactive Quick Response Code, so easy display effect that affects video content.Meanwhile, for replay program, owing to having missed the first broadcast period, spectators participate in just there is no effect again, are unfavorable for the enforcement of interacting Question-Answer.
Summary of the invention
Object of the present invention is exactly in order to solve the above-mentioned problems in the prior art, and a kind of television video content interaction answering method is provided.
Object of the present invention is achieved through the following technical solutions:
Television video content interaction answering method, wherein, interactive program in library of programmes is started to first 10 seconds video contents of fragment to be processed, obtain program characteristics of image code, TV signal is gathered to separation, obtain video road characteristics of image code, follow-up comprising the following steps: step 1., obtain frame of video figure by mobile phone, obtain television image condition code.2. step, mates channel image condition code separately respectively with television image condition code and program characteristics of image code, obtains channel information.3. step, according to channel information, generates real-time interactive exercise question.4. step, sends to mobile phone by interactive exercise question.Customer problem is answered to the processing procedure after server the same with existing common processing procedure, does not repeat them here.
Above-mentioned television video content interaction answering method, wherein: the described channel image condition code process of obtaining is, extract server by frame of video, the video content of single channel in Real-time Collection TV signal, obtains channel image condition code by server software.
Further, above-mentioned television video content interaction answering method, wherein: described step 1. in, mobile phone take extract whole tv screen image, obtain frame of video figure, by embedded software, this frame of video figure is extracted to television image condition code.
Further, above-mentioned television video content interaction answering method, wherein: described step 2. in, carry out mating of channel image condition code and television image condition code, if the match is successful, illustrate that user is playing this channel with the television set that mobile phone is taken, and carries out channel image condition code and mates with program characteristics of image code, if the match is successful, just first 10 seconds contents of the interactive program in broadcast program storehouse of this channel are described.
Further, above-mentioned television video content interaction answering method, wherein: the content of described television image condition code, channel image condition code, program characteristics of image code by video image characteristic point vector, video image yardstick invariant features describe, video frame image playing sequence relation, three part compositions, described matching process is that extract minutiae vector sum video image characteristic point scale invariant features is described in channel image condition code; Afterwards, carry out local feature point Rapid matching; Afterwards, extract the homography matrix relevant with target image; Afterwards, in conjunction with homography matrix and characteristic point information, coupling is filtered and is obtained optimal match point quantity; Finally, by optimal match point quantity and video frame image playing sequence relation, provide matching result.
Further, above-mentioned television video content interaction answering method, wherein: described step 3. according to channel information, in interactive program resources bank, find the interactive exercise question storehouse of current channel; According to channel information, in the timetable of interactive program start-up point, find the up-to-date interactive program start-up point time having started of this channel; According to the interactive program start-up point time, in conjunction with current time, obtain the time span that interactive program has broadcasted in television set; Set a question the time with respect to the time span of start-up time according to the each interactive exercise question of noting down in interactive program resources bank, and the time span broadcasted of interactive program, calculate current interactive exercise question that can be interactive; According to current interactive exercise question that can be interactive, generate user and can participate in TV machine just at the interactive exercise question of broadcast program.
Further, above-mentioned television video content interaction answering method, wherein: described step 4. in, interactive exercise question by network push, is sent on step mobile phone 1..
Further, above-mentioned television video content interaction answering method, wherein: after 2. described step completes, further verify that the interactive program of channel starts, get channel information matching result by calling clock information generation.
Again further, above-mentioned television video content interaction answering method, wherein: the described clock information process of calling is to extract interactive program and start 10 seconds video contents of fragment; Afterwards, extract the program characteristics of image code of this video content, establish this program characteristics of image code and be called program start-up point program characteristics of image code; Afterwards, extract server by television video content acquisition and condition code, extract real-time television channel characteristics of image code, is called real-time television channel image condition code, to program start-up point program characteristics of image code and real-time television channel image condition code, carry out television video Image Feature Matching; If matching result success, obtains server current time, this time is recorded as to the start-up point time that this interactive program is broadcast on TV.
The advantage of technical solution of the present invention is mainly reflected in: user can directly pass through the video pictures of televising program, can feed back the interactive exercise question that meets play time for current program by the processing of each server of backstage, carries out effective interaction.What is more important, can effectively distinguish interactive program start-up point time and reality time, even if replay program also can obtain accurate interactive exercise question, has improved interactive accuracy.Moreover whole process need not rely on the information such as such as Quick Response Code that video pictures gives, and does not take picture, make television image keep complete, improve the appreciative value of TV programme.
Brief description of the drawings
Fig. 1 is the implementing procedure schematic diagram of television video content interaction answering method.
Embodiment
Television video content interaction answering method as shown in Figure 1, its special feature is, interactive program in library of programmes is started to first 10 seconds video contents of fragment to be processed, obtain program characteristics of image code, TV signal is gathered to separation, obtain video road characteristics of image code, follow-up comprising the following steps: first, obtain frame of video figure by mobile phone, obtain television image condition code.Afterwards, channel image condition code is mated separately respectively with television image condition code and program characteristics of image code, obtain channel information.Then,, according to channel information, generate real-time interactive exercise question.Finally, interactive exercise question is sent to mobile phone.Specifically, obtaining television image condition code process is to extract server by frame of video, the video content of single channel in Real-time Collection TV signal.
With regard to preferably execution mode of the present invention one, for the ease of carrying out interaction, universal in conjunction with existing smart mobile phone, user can adopt mobile phone to take and extract whole tv screen image, by embedded software, this frame of video figure is extracted to television image condition code.
In conjunction with matching process, carry out mating of channel image condition code and television image condition code, if the match is successful, illustrate that user is playing this channel with the television set that mobile phone is taken.During this period, when TV signal is gathered to separation, according to corresponding channel is set, which television channel is the content that can know collection belong to, if the TV images condition code that user mobile phone is taken and this channel image condition code coupling, can show the content that user is playing at the television set of taking belongs to concrete which television channel., mate with program characteristics of image code for carrying out channel image condition code meanwhile, if the match is successful, just first 10 seconds contents of the interactive program in broadcast program storehouse of this channel are described.Can be by calculating picture frame time point in interactive program of the match is successful program characteristics of image code, the associated current server time again, the time point play of starting that just can obtain interactive program that this channel playing, this time point is set to the interactive program start-up point time.
Further, the content of the television image condition code of the present invention's employing, channel image condition code, program characteristics of image code is by video image characteristic point vector, the description of video image yardstick invariant features, video frame image playing sequence relation, and three parts form.Matching process is that extract minutiae vector sum video image characteristic point scale invariant features is described in channel image condition code.Afterwards, carry out local feature point Rapid matching.Afterwards, extract the homography matrix relevant with target image.Afterwards, in conjunction with homography matrix and characteristic point information, coupling is filtered and is obtained optimal match point quantity.Finally, by optimal match point quantity and video frame image playing sequence relation, provide matching result.
Again further, in order to generate the soonest the most correct interactive exercise question, can, according to channel information, in interactive program resources bank, find the interactive exercise question storehouse of current channel.Afterwards, according to channel information, in the timetable of interactive program start-up point, find the up-to-date interactive program start-up point time having started of this channel.Subsequently, according to the interactive program start-up point time, in conjunction with current time, obtain the time span that interactive program has broadcasted in television set.Then, set a question the time with respect to the time span of start-up time according to the each interactive exercise question of noting down in interactive program resources bank, and the time span broadcasted of interactive program, calculate current interaction topic that can be interactive.Finally, according to current interactive exercise question that can be interactive, generate user and can participate in TV machine just at the interactive exercise question of broadcast program.Immediately, interactive exercise question, by network push, is sent on user mobile phone.
Smooth for overall enforcement, obtain channel information and can further verify that the interactive program of channel starts, get channel information matching result by calling clock information generation.Specifically, the present invention's employing is called clock information process and is, extracts interactive program and starts 10 seconds video contents of fragment; Afterwards, extract the program characteristics of image code of this video content, establish this program characteristics of image code and be called program start-up point program characteristics of image code.Afterwards, extract server by television video content acquisition and condition code, extract real-time television channel characteristics of image code, be called channel image condition code, program characteristics of image code to program start-up point and the channel image condition code of real-time television channel, carry out television video Image Feature Matching, if matching result success, obtain server current time, this time is recorded as to the start-up point time that this interactive program is broadcast on TV.
Can find out by above-mentioned character express, adopt after the present invention, user can directly pass through the video pictures of televising program, can feed back the interactive exercise question that meets play time for current program by the processing of each server of backstage, carries out effective interaction.What is more important, can effectively distinguish interactive program start-up point time and reality time, even if replay program also can obtain accurate interactive exercise question, has improved interactive accuracy.Moreover whole process need not rely on the information such as such as Quick Response Code that video pictures gives, and does not take picture, has improved the appreciative value of TV programme.
Certainly, the above instantiation is only the prominent example of application technical solution of the present invention, and all technical schemes of taking to be equal to replacement or equivalent transformation and form, within all dropping on the scope of protection of present invention.
Claims (9)
1. television video content interaction answering method, is characterized in that, the interactive program in library of programmes is started to first 10 seconds video contents of fragment and process, obtain program characteristics of image code, TV signal is gathered to separation, obtains channel image condition code, follow-up comprising the following steps:
1. step, obtains frame of video figure by mobile phone, obtains television image condition code;
2. step, mates channel image condition code separately respectively with television image condition code and program characteristics of image code, obtains channel information;
3. step, according to channel information, generates real-time interactive exercise question;
4. step, sends to mobile phone by interactive exercise question.
2. television video content interaction answering method according to claim 1, is characterized in that: the described television image condition code process of obtaining is to extract server by frame of video, the video content of single channel in Real-time Collection TV signal.
3. television video content interaction answering method according to claim 1, is characterized in that: described step 1. in, mobile phone take extract whole tv screen image, obtain frame of video figure, by embedded software, this frame of video figure is extracted to television image condition code.
4. television video content interaction answering method according to claim 1, it is characterized in that: described step 2. in, carry out mating of channel image condition code and television image condition code, if the match is successful, illustrate that user is playing this channel with the television set that mobile phone is taken, carry out channel image condition code and mate with program characteristics of image code, if the match is successful, just first 10 seconds contents of the interactive program in broadcast program storehouse of this channel are described.
5. television video content interaction answering method according to claim 4, it is characterized in that: the content of described television image condition code, channel image condition code, program characteristics of image code by video image characteristic point vector, video image yardstick invariant features describe, video frame image playing sequence relation, three part compositions, described matching process is that extract minutiae vector sum video image characteristic point scale invariant features is described in channel image condition code; Afterwards, carry out local feature point Rapid matching; Afterwards, extract the homography matrix relevant with target image; Afterwards, in conjunction with homography matrix and characteristic point information, coupling is filtered and is obtained optimal match point quantity; Finally, by optimal match point quantity and video frame image playing sequence relation, provide matching result.
6. television video content interaction answering method according to claim 1, is characterized in that: described step 3. according to channel information, in interactive program resources bank, find the interactive exercise question storehouse of current channel; According to channel information, in the timetable of interactive program start-up point, find the up-to-date interactive program start-up point time having started of this channel; According to the interactive program start-up point time, in conjunction with current time, obtain the time span that interactive program has broadcasted in television set; Set a question the time with respect to the time span of start-up time according to the each interactive exercise question of noting down in interactive program resources bank, and the time span broadcasted of interactive program, calculate current interactive exercise question that can be interactive; According to current interactive exercise question that can be interactive, generate user and can participate in TV machine just at the interactive exercise question of broadcast program.
7. television video content interaction answering method according to claim 1, is characterized in that: described step 4. in, interactive exercise question by network push, is sent on step mobile phone 1..
8. television video content interaction answering method according to claim 1, is characterized in that: after 2. described step completes, further verify that the interactive program of channel starts, get channel information matching result by calling clock information generation.
9. television video content interaction answering method according to claim 1, is characterized in that: the described clock information process of calling is to extract interactive program and start 10 seconds video contents of fragment; Afterwards, extract the program characteristics of image code of this video content, establish this program characteristics of image code and be called program start-up point program characteristics of image code; Afterwards, extract server by television video content acquisition and condition code, extract real-time television channel characteristics of image code, is called real-time television channel image condition code, to program start-up point program characteristics of image code and real-time television channel image condition code, carry out television video Image Feature Matching; If matching result success, obtains server current time, this time is recorded as to the start-up point time that this interactive program is broadcast on TV.
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| CN106060673A (en) * | 2016-06-28 | 2016-10-26 | 无锡天脉聚源传媒科技有限公司 | Method and robot device for assisting interaction between user and television |
| CN107463609A (en) * | 2017-06-27 | 2017-12-12 | 浙江大学 | It is a kind of to solve the method for video question and answer using Layered Space-Time notice codec network mechanism |
| CN107484013A (en) * | 2017-08-09 | 2017-12-15 | 北京中视广信科技有限公司 | A kind of method that television program interaction is carried out using mobile device |
| CN107710777A (en) * | 2015-06-18 | 2018-02-16 | 高通股份有限公司 | Media-timed web interaction |
| CN108200461A (en) * | 2017-12-29 | 2018-06-22 | 天脉聚源（北京）科技有限公司 | The method and apparatus of word filling interaction |
| CN108271073A (en) * | 2016-12-28 | 2018-07-10 | 上海昕丝文化传播有限公司 | SDK flow chart of data processing |
| CN109587575A (en) * | 2018-11-16 | 2019-04-05 | 四川长虹电器股份有限公司 | A kind of guess system based on internet television |
| CN109995761A (en) * | 2019-03-06 | 2019-07-09 | 百度在线网络技术（北京）有限公司 | Service processing method, device, electronic equipment and storage medium |
| CN112333522A (en) * | 2020-11-10 | 2021-02-05 | 青岛海信传媒网络技术有限公司 | Method for realizing television program interaction, intelligent terminal and display equipment |
| CN113923530A (en) * | 2021-10-18 | 2022-01-11 | 北京字节跳动网络技术有限公司 | Interactive information display method and device, electronic equipment and storage medium |
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| CN107710777A (en) * | 2015-06-18 | 2018-02-16 | 高通股份有限公司 | Media-timed web interaction |
| CN106060673A (en) * | 2016-06-28 | 2016-10-26 | 无锡天脉聚源传媒科技有限公司 | Method and robot device for assisting interaction between user and television |
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| CN107484013A (en) * | 2017-08-09 | 2017-12-15 | 北京中视广信科技有限公司 | A kind of method that television program interaction is carried out using mobile device |
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| CN108200461A (en) * | 2017-12-29 | 2018-06-22 | 天脉聚源（北京）科技有限公司 | The method and apparatus of word filling interaction |
| CN109587575A (en) * | 2018-11-16 | 2019-04-05 | 四川长虹电器股份有限公司 | A kind of guess system based on internet television |
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| CN112333522A (en) * | 2020-11-10 | 2021-02-05 | 青岛海信传媒网络技术有限公司 | Method for realizing television program interaction, intelligent terminal and display equipment |
| CN113923530A (en) * | 2021-10-18 | 2022-01-11 | 北京字节跳动网络技术有限公司 | Interactive information display method and device, electronic equipment and storage medium |
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