CN103795897A - Method and device for automatically generating background music - Google Patents
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Abstract
The invention discloses a method and device for automatically generating background music. The method comprises the steps that relevant data of images or video are extracted; an image or video data stream is generated according to the relevant data; a voice frequency which is matched with the content in the images or the video is searched for in a voice frequency data base according to the image or video data stream. The method and device for automatically generating the background music can automatically generate the music matched with the images or the video, a user does not need to participate in the process, easiness and convenience are brought to the user and the user experience is greatly improved.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to the method and apparatus of automatic generation background music.
Background technology
The broadcasting of picture or video, generally need to be equipped with music, improve the experience of viewing and admiring, so be generally all that user finds the background music that adapts to picture or video, process is loaded down with trivial details, also there is no at present to be automatically equipped with the method and apparatus of adaptive background music to picture or video.
Summary of the invention
Main purpose of the present invention for provide a kind of dub process simply, automatically join fast the method and apparatus of background music to picture or video.
The embodiment of the present invention proposes a kind of method of automatic generation background music, comprising:
Extract the related data of picture or video, generate photo or video data stream according to described related data;
According to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database.
Further, described related data comprises:
The background image data that the expression data that seizure face obtains and/or seizure background obtain.
Further, described related data comprises:
Time data stream when photo or video capture and locality data stream, and/or current time data stream and locality data stream.Further, described according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, comprising:
Analyze the environment of described photo or video data stream, from the list of default various style music searching order, the inquiry style music of correspondence with it, initiates search command.
Further, described according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, comprising:
When in photo or video data stream, contain two or more music style time, search for respectively corresponding to the music of style separately, and the music of each search carried out to Frequency mixing processing.
The present invention also provides a kind of device of automatic generation background music, comprising:
Generated data module, for extracting the related data of picture or video, generates photo or video data stream according to described related data;
Search module, for according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database.
Further, described generated data module comprises:
Face capture unit, catches for generating the expression data that face obtains; And/or,
Background capture unit, catches for generating the background image data that background obtains.
Further, described generated data module also comprises:
Time quantum, the time data stream when generating photo or video capture, and/or current time data stream;
Ground dot element, locality data stream when generating photo or video capture, and/or current locality data stream.
Further, described search module comprises:
Unit is searched in analysis, and for analyzing the environment of described photo or video data stream, from the list of default various style music searching order, the inquiry style music of correspondence with it, initiates search command.
Further, described search module also comprises:
Mixing unit, for when the music style that photo or video data stream contain two or more, searches for respectively corresponding to the music of style separately, and the music of each search is carried out to Frequency mixing processing.
The method and apparatus of automatic generation background music of the present invention, by extracting the related data of picture or video, generates photo or video data stream according to described related data; According to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, the embodiment of the present invention can generate the music that adapts to photo or video automatically, fast, in process, participates in without user, user is easy and convenient, has improved greatly user's experience.
Accompanying drawing explanation
The flow chart of the method for a kind of automatic generation background music that Fig. 1 provides for the embodiment of the present invention one;
The structure chart of the device of a kind of automatic generation background music that Fig. 2 provides for the embodiment of the present invention two;
The structure chart of the generated data module that Fig. 3 provides for the embodiment of the present invention two;
The structure chart of the search module that Fig. 4 provides for the embodiment of the present invention two.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment mono-
With reference to Fig. 1, the present embodiment one provides a kind of method of automatic generation background music, comprises step:
The related data of step S1, extraction picture or video, generate photo or video data stream according to described related data, in this related data, comprise the data of multiple reaction photo or video content, can obtain by these data analyses the style of photo or video content;
Step S2, according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, described audio database can be self-built local audio data storehouse, also can be network audio database, in the time searching for adaptive music, can and download by network equipment internet searching, also can in local audio data storehouse, search for, the mode of search, it can be the type search by audio frequency, certainly, if in order further to improve the music that searches and the fit of photo or video, can also add the step of analyzing music VF, by analyzing the variation of music VF, obtain the music of adaptive photo or video.
In the present embodiment one, related data described in step S1, comprise: generate and catch face obtain expressing one's feelings data flow and catch background and obtain background image data stream, can obtain like this expression of people in picture or video, obtain corresponding with it music according to expression, as people is laughing at, can be equipped with cheerful and light-hearted music etc., obtain background image data stream and catch background, can be equipped with corresponding music according to background content, if background is in field, can be equipped with the music of pastoralism, if the people in photograph or video is laughing at, background is in field, can be equipped with so the music of corresponding cheerful and light-hearted pastoralism, can improve greatly the fit of the music of automatic generation.In the present embodiment, both can be independent be only equipped with music for face, also can only be equipped with music for background.
In the present embodiment one, related data described in step S1, also comprise: time data and locality data, if include the when and where of taking pictures in photo or video, can obtain more adapting to according to such data so the music of photo or video content, as, shooting time is night, spot for photography is at Inner Mongolia grassland, can further dwindle the scope of searching for music style according to these 2 like this, a kind of music with the prairie style on Mongolian night, the music that raising searches and the fit of photo or video content; Certainly, in another specific embodiment, in photo or video data stream, can also input time data and the locality data of current environment, make it obtain adapting to the music style in current time and place.
The present embodiment one, described in step S2 according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, comprise: the environment of analyzing described photo or video data stream, the inquiry style music of correspondence with it from the list of default various style music searching order, initiate search command, that is to say, preset the initiation search command of various music styles in a list, in the time analyzing the style music of photo or video data stream adaptation, directly in list, find corresponding style music and initiate order, and initiate corresponding search command, as being provided with the search command of pastoralism in list, and the background that need to be equipped with the photo of music is rural area, in the picture data stream generating, will the critical data such just like " rural area " exist like this, and match with the search command of pastoralism in list, thereby obtain searching for the order of pastoralism music.
In the present embodiment one, described in step S2 according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, comprise: when in photo or video data stream, contain two or more music style time, search for respectively corresponding to the music of style separately, and the music of each search is carried out to Frequency mixing processing, as, in a photo, the expression correspondence of face a kind of music style of adaptation, and background correspondence another kind of adaptive music style, now, in the list of default various style music searching order, find respectively the order of corresponding style music and initiate respectively search, when searching after corresponding audio frequency, two different audio frequency are carried out to Frequency mixing processing, obtain a comprehensive music, improve user's comprehensive experience, the present embodiment one is in optical mixing process, generally comprise the step of the lyrics pronunciation of eliminating in former audio frequency, only retain the of music own, then carry out regular mixing according to the relation between specific note, can eliminate like this because of lyrics confusion, and obtain the possibility of noisy music, described regular mixing simultaneously, refer to the rule of predetermined mixing, obtain graceful audio frequency according to the matching relationship between note etc.
The method of the automatic generation background music of the present embodiment one, by extracting the related data of picture or video, generates photo or video data stream according to described related data; According to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database, the embodiment of the present invention one can generate the music that adapts to photo or video automatically, in process, participates in without user, user is easy and convenient, has improved greatly user's experience.
Embodiment bis-
With reference to Fig. 2-Fig. 4, the present embodiment two provides a kind of device of automatic generation background music, comprising:
Generated data module 10, for extracting the related data of picture or video, generate photo or video data stream according to described related data, the data that described related data comprises multiple reaction photo or video content, can obtain by these data analyses the style of photo or video content;
In the present embodiment two, described generated data module 10 comprises face capture unit 11 and background capture unit 12; Face capture unit 11, obtains for generating seizure face the data flow of expressing one's feelings, and can obtain like this expression of people in picture or video, obtains corresponding with it music according to expression, as people is laughing at, can be equipped with cheerful and light-hearted music etc.; Background capture unit 12, obtains background image data stream for generating seizure background, catches background and obtains background image data stream, can be equipped with corresponding music according to background content, if background is in field, can be equipped with the music of pastoralism.As in one embodiment, if the people in photograph or video is laughing at, background is field, can be equipped with so the music of corresponding cheerful and light-hearted pastoralism, can improve greatly the fit of the music of automatic generation.In the present embodiment, both can be independent be only equipped with music for face, also can only be equipped with music for background.
In the present embodiment two, described generated data module 10 also comprises: time quantum 13, for rise time data flow; Ground dot element 14, for generating locality data stream.If include the when and where of taking pictures in photo or video, can be extract and be imported in photo or video data stream by time quantum 13 and ground dot element 14 so, obtain more adapting to the music of photo or video content according to such data flow, as, shooting time is night, spot for photography is at Inner Mongolia grassland, can further dwindle the scope of searching for music style according to these 2 like this, a kind of music with the prairie style on Mongolian night, the music that raising searches and the fit of photo or video content; Certainly, in another specific embodiment, can in photo or video data stream, input by time quantum and ground dot element time data and the locality data of current environment, make it obtain adapting to the music style in current time and place, now time quantum 13 can be clock, and ground dot element can be GPS locator.
In the present embodiment two, described search module 20 comprises: analyze and search unit 21, for analyzing the environment of described photo or video data stream, the inquiry style music of correspondence with it from the list of default various style music searching order, initiate search command, that is to say, search the initiation search command of having preset various music styles in unit 21 in a list in the analysis of search module 20, in the time analyzing the style music of photo or video data stream adaptation, directly in list, find corresponding style music and initiate order, and initiate corresponding search command, as being provided with the search command of pastoralism in list, and the background that need to be equipped with the photo of music is rural area, in the picture data stream generating, will the critical data such just like " rural area " exist like this, and match with the search command of pastoralism in list, thereby obtain searching for the order of pastoralism music.
In the present embodiment two, described search module 20 comprises: mixing unit 22, for when the music style that photo or video data stream contain two or more, search for respectively corresponding to the music of style separately, and the music of each search is carried out to Frequency mixing processing, as, in a photo, the expression correspondence of face a kind of music style of adaptation, and background correspondence another kind of adaptive music style, now, in the list of default various style music searching order, find respectively the order of corresponding style music and initiate respectively search, when searching after corresponding audio frequency, by mixing unit 22, two different audio frequency are carried out to Frequency mixing processing, obtain a comprehensive music, improve user's comprehensive experience, the mixing unit 22 of the present embodiment two comprises elimination unit, eliminate unit and eliminate the lyrics pronunciation in former audio frequency, only retain the of music own, then carry out regular mixing according to the relation between specific note, can eliminate like this because of lyrics confusion, and obtain the possibility of noisy music, described regular mixing simultaneously, refer to the rule of predetermined mixing, obtain graceful audio frequency according to the matching relationship between note etc.
The device of the automatic generation background music described in the present embodiment two, by the generated data module for generating photo or video data stream with for according to photo or video data stream, coordinating of the audio search module of search and photo or video content adaptation, can generate automatically the music that adapts to photo or video, in process, participate in without user, user is easy and convenient, has improved greatly user's experience.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a method for automatic generation background music, is characterized in that, comprising:
Extract the related data of picture or video, generate photo or video data stream according to described related data;
According to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database.
2. the method for claim 1, is characterized in that, described related data comprises:
The background image data that the expression data that seizure face obtains and/or seizure background obtain.
3. method as claimed in claim 2, is characterized in that, described related data also comprises:
Time data when photo or video capture and locality data, and/or current time data and locality data.
4. the method for claim 1, is characterized in that, described according to photo or video data stream, and the audio frequency of search and photo or video content adaptation from audio database, comprising:
Analyze the environment of described photo or video data stream, from the list of default various style music searching order, the inquiry style music of correspondence with it, initiates search command.
5. method as claimed in claim 4, is characterized in that, described according to photo or video data stream, and the audio frequency of search and photo or video content adaptation from audio database, comprising:
When in photo or video data stream, contain two or more music style time, search for respectively corresponding to the music of style separately, and the music of each search carried out to Frequency mixing processing.
6. a device for automatic generation background music, is characterized in that, comprising:
Generated data module, for extracting the related data of picture or video, generates photo or video data stream according to described related data;
Search module, for according to photo or video data stream, the audio frequency of search and photo or video content adaptation from audio database.
7. device as claimed in claim 6, is characterized in that, described generated data module comprises:
Face capture unit, catches for generating the expression data that face obtains; And/or
Background capture unit, catches for generating the background image data that background obtains.
8. device as claimed in claim 7, is characterized in that, described generated data module also comprises:
Time quantum, the time data stream when generating photo or video capture, and/or current time data stream;
Ground dot element, locality data stream when generating photo or video capture, and/or current locality data stream.
9. device as claimed in claim 6, is characterized in that, described search module comprises:
Unit is searched in analysis, and for analyzing the environment of described photo or video data stream, from the list of default various style music searching order, the inquiry style music of correspondence with it, initiates search command.
10. device as claimed in claim 9, is characterized in that, described search module also comprises:
Mixing unit, for when the music style that photo or video data stream contain two or more, searches for respectively corresponding to the music of style separately, and the music of each search is carried out to Frequency mixing processing.
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