CN104778219A - Method and device for splicing songs with preset effects - Google Patents
Method and device for splicing songs with preset effects Download PDFInfo
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- CN104778219A CN104778219A CN201510125166.0A CN201510125166A CN104778219A CN 104778219 A CN104778219 A CN 104778219A CN 201510125166 A CN201510125166 A CN 201510125166A CN 104778219 A CN104778219 A CN 104778219A
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- 230000000694 effects Effects 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000010008 shearing Methods 0.000 claims description 85
- 230000013011 mating Effects 0.000 claims description 28
- 238000010586 diagram Methods 0.000 description 12
- 239000012634 fragment Substances 0.000 description 9
- 230000006870 function Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 238000009499 grossing Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Abstract
The embodiment of the invention discloses a method for splicing songs with preset effects. The method comprises the following steps of receiving a playing effect setting instruction of a user, and setting preset playing effects of a spliced song at K time intervals according to the playing effect; acquiring N song audio files; analyzing playing effects of the N song audio files at all paragraphs to determine the start time and the end time of X paragraphs according with the playing effect of any one time interval of the K time intervals in the N song audio files; performing clipping operation on the N song audio files according to the determined start time and end time of the X paragraphs according with the playing effect of any one time interval of the K time intervals in the N song audio files to obtain X clipping paragraphs; splicing at most K clipping paragraphs in the X clipping paragraphs. According to the embodiment of the invention, the splicing of the songs can be realized according to the preset playing effect.
Description
Technical field
The embodiment of the present invention relates to audio signal processing technique field, particularly relates to a kind of method and device of default effect song splicing.
Background technology
Along with the fast development of development of Mobile Internet technology, device (as mobile phone, panel computer, touch) and dedicated play machine etc. also more and more come the pursuit of music.At present, in prior art, the tonequality process improving self is only limitted to, as the process software by carrying in device or dedicated play machine suitably processes audio file inferior, to improve play quality to the function broadcasting of music; Or higher to the quality requirements of audio file itself, often legal audio file can broadcast good effect, and the Local treatment to audio file, as less in shearing technique, the technique of extracting.
In prior art, can only adjust the result of broadcast of singlehanded song simply, as a song has brisk version, can pass through to search for the DJ version looked for correspondence, if it is very difficult to want to play out multiple different-effect once first song.
Summary of the invention
Embodiments provide a kind of method and device of default effect song splicing, song splicing can be realized according to default result of broadcast.
Embodiment of the present invention first aspect provides a kind of method of default effect song splicing, comprising:
The result of broadcast receiving user arranges instruction;
According to described result of broadcast, the default result of broadcast of K period that instruction arranges splicing song is set, wherein, K be greater than 1 integer;
Obtain N number of song audio files, wherein, N be more than or equal to 1 integer;
The result of broadcast of each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time;
According to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining;
K at the most of shearing described X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.
Embodiment of the present invention second aspect provides a kind of device, comprising:
Receiving element, arranges instruction for the result of broadcast receiving user;
Setting unit, arranges according to described result of broadcast the default result of broadcast of K period that instruction arranges splicing song, wherein, K be greater than 1 integer;
Acquiring unit, for obtaining N number of song audio files, wherein, N be more than or equal to 1 integer;
Analytic unit, result of broadcast for each paragraph to described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time;
Cut cells, for the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N song audio files that basis is determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined;
Concatenation unit, carry out splicing to obtain splicing song audio files for K at the most the shearing paragraph sheared described X in paragraph, wherein, X is the integer being more than or equal to K.
Implement the embodiment of the present invention, beneficial effect specific as follows:
The result of broadcast that the embodiment of the present invention receives user arranges instruction; According to described result of broadcast, the default result of broadcast of K period that instruction arranges splicing song is set, wherein, K be greater than 1 integer; Obtain N number of song audio files, wherein, N be more than or equal to 1 integer; The result of broadcast of each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time; According to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining; K at the most of shearing described X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.Adopt the embodiment of the present invention can realize splicing according to default result of broadcast, there is interest.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment, description below, apparently, accompanying drawing in the following describes is only some embodiments of the embodiment of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
First embodiment schematic flow sheet of the method for a kind of default effect song splicing that Fig. 1 provides for the embodiment of the present invention;
Second embodiment schematic flow sheet of the method for a kind of default effect song splicing that Fig. 2 provides for the embodiment of the present invention;
3rd embodiment schematic flow sheet of the method for a kind of default effect song splicing that Fig. 3 embodiment of the present invention provides;
4th embodiment schematic flow sheet of the method for a kind of default effect song splicing that Fig. 4 embodiment of the present invention provides;
5th embodiment schematic flow sheet of the method for a kind of default effect song splicing that Fig. 5 embodiment of the present invention provides;
First example structure schematic diagram of a kind of default effect song splicing apparatus that Fig. 6 embodiment of the present invention provides;
Second example structure schematic diagram of a kind of default effect song splicing apparatus that Fig. 7 embodiment of the present invention provides.
3rd example structure schematic diagram of a kind of default effect song splicing apparatus that Fig. 8 embodiment of the present invention provides.
4th example structure schematic diagram of a kind of default effect song splicing apparatus that Fig. 9 embodiment of the present invention provides.
5th example structure schematic diagram of a kind of default effect song splicing apparatus that Figure 10 embodiment of the present invention provides.
6th example structure schematic diagram of a kind of default effect song splicing apparatus that Figure 11 embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only embodiment of the present invention part embodiment, instead of whole embodiments.Based on the embodiment in the embodiment of the present invention, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of embodiment of the present invention protection.
In realization, in the embodiment of the present invention, device can include but not limited to: notebook computer, mobile phone, panel computer, intelligent wearable device, player, MP3, MP4, intelligent television, Set Top Box, server etc.The operating system of the system finger device of device, can include but not limited to: android system, Saipan system, Windows system, IOS (Mobile operating system of Apple's exploitation) system etc.It should be noted that, Android device refers to the device of android system, and Saipan device refers to the device of Saipan system, etc.Said apparatus is only citing, and non exhaustive, including but not limited to said apparatus.
In realization, in the embodiment of the present invention, song can include but not limited to: song in Chinese songs, English song, Russian song, Spain's song, classic song, popular music song, rock music song, light music song, song of talking and singing, song of singing opera arias, video etc.Above-mentioned song is only citing, and non exhaustive, including but not limited to above-mentioned song.
In realization, the form of song can include but are not limited to: MP3, MP4, WMV, WAV, FLV etc.The form of above-mentioned song is only citing, and non exhaustive, including but not limited to the form of above-mentioned song.
Composition graphs 1 to Figure 11 is described the method for a kind of default effect song splicing that the embodiment of the present invention provides and device.
Refer to Fig. 1, Fig. 1 is the first embodiment schematic flow sheet of the method for a kind of default effect song splicing that the embodiment of the present invention provides.The method of the default effect song splicing described in the present embodiment, comprises step:
The result of broadcast of S101, reception user arranges instruction;
Particularly, the result of broadcast receiving user arranges instruction, and user can operate default effect song splicing apparatus, by button, the enterprising line operate of touch-screen, generates and arranges instruction.
S102, the default result of broadcast that instruction arranges K the period of splicing song is set according to described result of broadcast, wherein, K be greater than 1 integer, to arrange instruction according to described user, the default result of broadcast of splicing song is set.
Particularly, the default result of broadcast of K period that instruction arranges splicing song is set according to result of broadcast, wherein, K be greater than 1 integer.Wherein, default result of broadcast can be: it is that Liu Dehua sings that the splicing song audio files as final can meet the first paragraph, and the second paragraph is that Guo Fucheng sings, and dawn the 3rd paragraph sing, and the 4th paragraph is that a schoolmate sings.
As a kind of possible embodiment, default result of broadcast also can be: the first paragraph as satisfied in final splicing song audio files is rock and roll style, and the second paragraph is light music style, and the 3rd paragraph is country music style, and the 4th paragraph is national wind style; The first paragraph as satisfied in final splicing song is English, and the second paragraph is light music style, and the 3rd paragraph is country music style, and the 4th paragraph is national wind style etc.
As a kind of possible embodiment, default broadcasting can be: the first statement fragment is that A sings, and the second statement fragment is that B sings, and the 3rd statement fragment is that C sings, and is thisly similar to a little song " Beijing welcomes you ".
S103, obtain N number of song audio files, wherein, N be more than or equal to 1 integer.
Particularly, obtain N number of song audio files, wherein, N be more than or equal to 1 integer, required song can be selected in advance as N number of song audio files according to default style.
S104, to the result of broadcast of each paragraph of N number of song audio files analyze, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
Particularly, the result of broadcast of each paragraph of N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.Such as, the result of broadcast of 4 periods may be defined as A, B, C, D, 5 song audio files are analyzed, the paragraph meeting the result of broadcast of 4 periods in 5 song audio files is respectively, the result of broadcast of 2 paragraphs is A, the result of broadcast of 3 paragraphs is B, and the result of broadcast of 1 paragraph is C, and the result of broadcast of 0 paragraph is D.
As a kind of possible embodiment, if do not comprise the paragraph that result of broadcast is D in N number of song audio files, can search for according to the key word in default result of broadcast, that Liu Dehua sings if a kind of result of broadcast is the first paragraph, second paragraph is that Guo Fucheng sings, dawn 3rd paragraph sing, 4th paragraph is that a schoolmate sings, to add D be the 4th paragraph is that a schoolmate sings, and in N number of song audio files the 4th section is that Liu Dehua sings, can search for according to the key word in the 4th section, match comprise the 4th section of key word and be the song audio files of the version that a schoolmate sings, the song audio files of the version sung from schoolmate is extracted for being the consistent paragraph that a schoolmate sings with the 4th paragraph.
The initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files that S105, basis are determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining.
Particularly, according to the initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time, shearing manipulation is carried out to N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in K period in N number of song audio files of determining.Wherein, X shearing paragraph can be greater than K.
S106, by described X, K at the most of shearing in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.
Particularly, K at the most of shearing X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.Can by least K shear paragraph splice according to preset order, as consistent with the default result of broadcast playing sequence of K period.
The result of broadcast that the embodiment of the present invention receives user arranges instruction; According to described result of broadcast, the default result of broadcast of K period that instruction arranges splicing song is set, wherein, K be greater than 1 integer; Obtain N number of song audio files, wherein, N be more than or equal to 1 integer; The result of broadcast of each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time; According to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining; K at the most of shearing described X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.Adopt the embodiment of the present invention can realize splicing according to default result of broadcast, there is interest.
Refer to Fig. 2, Fig. 2 is the second embodiment schematic flow sheet of the method for a kind of default effect song splicing that the embodiment of the present invention provides, and comprises step:
S201, the result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files to be mated.
Particularly, the result of broadcast of the default result of broadcast of any one period in K period with each paragraph of N number of song audio files is mated.Such as, 5 song audio files, the result of broadcast of 2 periods, the result of broadcast of the first period is A, and the result of broadcast of the second period is B.The result of broadcast of the result of broadcast of the first period with each paragraph of N number of song audio files can be mated.
S202, the initial time calibrating the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period and end time, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
Particularly, calibrate initial time and the end time of the paragraph matched with N number of song audio files and the default result of broadcast of any one period in K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.When the result of broadcast of the default result of broadcast of any one period in K period and each paragraph of N number of song audio files carries out that the match is successful, the paragraph matched with the default result of broadcast of any one period in K period in N number of song audio files can be found out, and calibrate initial time and the end time of the paragraph matched with N number of song audio files and the default result of broadcast of any one period in K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.
The result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files is mated by the embodiment of the present invention; Calibrate initial time and the end time of the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.Adopt the embodiment of the present invention can match the paragraph meeting default result of broadcast from song audio files.
Refer to Fig. 3, Fig. 3 is the schematic flow sheet of the 3rd embodiment of the method for a kind of default effect song splicing that the embodiment of the present invention provides, and comprises step:
The initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files that S301, basis are determined and end time mark the clipped position in described N number of song audio files.
Particularly, the clipped position in described N number of song audio files is marked according to the initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time.The initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time can be labeled as shearing point.
S302, according to described in the clipped position marked in described N number of song audio files shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.
Particularly, according to the clipped position marked in N number of song audio files, shearing manipulation is carried out to N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in K period in the N song audio files determined.According to the clipped position marked in N number of song audio files, N number of song audio files is sheared, Y can be obtained and shear paragraph, wherein, shear paragraph for X that mates with the default result of broadcast of any one period in K period in the N song audio files determined, Y is the integer being more than or equal to X.
The embodiment of the present invention marks the clipped position in described N number of song audio files according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time; According to the described clipped position marked in described N number of song audio files, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.Adopt the embodiment of the present invention can find out the paragraph meeting default result of broadcast.
Refer to Fig. 4, Fig. 4 is the schematic flow sheet of the 4th embodiment of the method for a kind of default effect song splicing that the embodiment of the present invention provides, and comprises step:
S401, to shear paragraph select M result of broadcast shearing paragraph different each other from described X, wherein, M is less than or equal to K.
Particularly, shear paragraph from X and select M result of broadcast shearing paragraph different each other, wherein, M is less than or equal to K.Wherein, shear in paragraph for X and can comprise multiple result of broadcast shearing paragraph identical each other, any one only can getting the shearing paragraph wherein repeated synthesizes M result of broadcast shearing paragraph different each other with X other and any paragraph that other shear the result of broadcast of paragraph inconsistent sheared in paragraph.
S402, carry out splicing according to preset order, to obtain splicing song audio files by described from described X the shearing paragraph shearing paragraph M result of broadcast selecting different each other.
Particularly, shearing paragraphs different each other for M the result of broadcast selected from X shearing paragraph is carried out splicing according to preset order, to obtain splicing song audio files.Wherein, preset order can include but are not limited to: order that the original order of time order and function order, random sequence, song to be spliced, user oneself are arranged etc.
The embodiment of the present invention is sheared paragraph from described X and is selected M result of broadcast shearing paragraph different each other, and wherein, M is less than or equal to K; Shearing paragraphs different each other for described M the result of broadcast selected from described X shearing paragraph is carried out splicing according to preset order, to obtain splicing song audio files.Adopt the embodiment of the present invention that splicing song audio files can be made without repeating default result of broadcast.
Refer to Fig. 5, Fig. 5 is the schematic flow sheet of the 5th embodiment of the method for a kind of default effect song splicing that the embodiment of the present invention provides, and comprises step:
The result of broadcast of S501, reception user arranges instruction;
Particularly, the result of broadcast receiving user arranges instruction, and user can operate default effect song splicing apparatus, by button, the enterprising line operate of touch-screen, generates and arranges instruction.
S502, the default result of broadcast that instruction arranges K the period of splicing song is set according to described result of broadcast, wherein, K be greater than 1 integer, to arrange instruction according to described user, the default result of broadcast of splicing song is set.
Particularly, the default result of broadcast of K period that instruction arranges splicing song is set according to result of broadcast, wherein, K be greater than 1 integer.Wherein, default result of broadcast can be: it is that Liu Dehua sings that the splicing song audio files as final can meet the first paragraph, and the second paragraph is that Guo Fucheng sings, and dawn the 3rd paragraph sing, and the 4th paragraph is that a schoolmate sings.
As a kind of possible embodiment, default result of broadcast also can be: the first paragraph as satisfied in final splicing song audio files is rock and roll style, and the second paragraph is light music style, and the 3rd paragraph is country music style, and the 4th paragraph is national wind style; The first paragraph as satisfied in final splicing song is English, and the second paragraph is light music style, and the 3rd paragraph is country music style, and the 4th paragraph is national wind style etc.
As a kind of possible embodiment, default broadcasting can be: the first statement fragment is that A sings, and the second statement fragment is that B sings, and the 3rd statement fragment is that C sings, and is thisly similar to a little song " Beijing welcomes you ".
S503, obtain N number of song audio files, wherein, N be more than or equal to 1 integer.
Particularly, obtain N number of song audio files, wherein, N be more than or equal to 1 integer, required song can be selected in advance as N number of song audio files according to default style.
S504, to the result of broadcast of each paragraph of N number of song audio files analyze, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
Particularly, the result of broadcast of each paragraph of N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.Such as, the result of broadcast of 4 periods may be defined as A, B, C, D, 5 song audio files are analyzed, the paragraph meeting the result of broadcast of 4 periods in 5 song audio files is respectively, the result of broadcast of 2 paragraphs is A, the result of broadcast of 3 paragraphs is B, and the result of broadcast of 1 paragraph is C, and the result of broadcast of 0 paragraph is D.
As a kind of possible embodiment, if do not comprise the paragraph that result of broadcast is D in N number of song audio files, can search for according to the key word in default result of broadcast, that Liu Dehua sings if a kind of result of broadcast is the first paragraph, second paragraph is that Guo Fucheng sings, dawn 3rd paragraph sing, 4th paragraph is that a schoolmate sings, to add D be the 4th paragraph is that a schoolmate sings, and in N number of song audio files the 4th section is that Liu Dehua sings, can search for according to the key word in the 4th section, match comprise the 4th section of key word and be the song audio files of the version that a schoolmate sings, the song audio files of the version sung from schoolmate is extracted for being the consistent paragraph that a schoolmate sings with the 4th paragraph.
The initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files that S505, basis are determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining.
Particularly, according to the initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time, shearing manipulation is carried out to N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in K period in N number of song audio files of determining.Wherein, X shearing paragraph can be greater than K.
S506, by described X, K at the most of shearing in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.
Particularly, K at the most of shearing X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.Can by least K shear paragraph splice according to preset order, as consistent with the default result of broadcast playing sequence of K period.
S507, lock the stitching position of described splicing song audio files.
Particularly, the stitching position of locking splicing song.Seamless spliced in order to realize, therefore, the vestige of splicing can not be demonstrated, need to lock stitching position, pre-service is carried out to it.
S508, the stitching position of described splicing song audio files carried out preset process, to obtain seamless spliced song audio files.
Particularly, the stitching position of splicing song audio files is entered process, to obtain seamless spliced song audio files.Wherein, pre-service can include but are not limited to: to the tune that stitching position march key is whole, insertion intensity of variation is similar of splicing song audio files, to the smoothing process of the stitching position that amplitude of variation is larger.
The result of broadcast that the embodiment of the present invention receives user arranges instruction; According to described result of broadcast, the default result of broadcast of K period that instruction arranges splicing song is set, wherein, K be greater than 1 integer; Obtain N number of song audio files, wherein, N be more than or equal to 1 integer; The result of broadcast of each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time; According to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining; K at the most of shearing described X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K; Lock the stitching position of described splicing song audio files; The stitching position of described splicing song audio files is processed, to obtain seamless spliced song audio files.Adopt the embodiment of the present invention can process splicing song audio files, to obtain seamless spliced song audio files.
Refer to Fig. 6, the first example structure schematic diagram of a kind of default effect song splicing apparatus that Fig. 6 provides for the embodiment of the present invention, specific as follows:
Receiving element 601, arranges instruction for the result of broadcast receiving user.
Particularly, the result of broadcast that receiving element 601 receives user arranges instruction, and user can operate default effect song splicing apparatus, by button, the enterprising line operate of touch-screen, generates and arranges instruction.
Setting unit 602, arranges the default result of broadcast of K period of splicing song for arranging instruction according to described result of broadcast, wherein, K be greater than 1 integer, to arrange instruction according to described user, the default result of broadcast of splicing song is set.
Particularly, setting unit 602 arranges according to result of broadcast the default result of broadcast of K period that instruction arranges splicing song, wherein, K be greater than 1 integer.Wherein, default result of broadcast can be: it is that Liu Dehua sings that the splicing song audio files as final can meet the first paragraph, and the second paragraph is that Guo Fucheng sings, and dawn the 3rd paragraph sing, and the 4th paragraph is that a schoolmate sings.
As a kind of possible embodiment, default result of broadcast also can be: the first paragraph as satisfied in final splicing song audio files is rock and roll style, and the second paragraph is light music style, and the 3rd paragraph is country music style, and the 4th paragraph is national wind style; The first paragraph as satisfied in final splicing song is English, and the second paragraph is light music style, and the 3rd paragraph is country music style, and the 4th paragraph is national wind style etc.
As a kind of possible embodiment, default broadcasting can be: the first statement fragment is that A sings, and the second statement fragment is that B sings, and the 3rd statement fragment is that C sings, and is thisly similar to a little song " Beijing welcomes you ".
Acquiring unit 603, for obtaining N number of song audio files, wherein, N be more than or equal to 1 integer.
Particularly, acquiring unit 603 obtains N number of song audio files, wherein, N be more than or equal to 1 integer, required song can be selected in advance as N number of song audio files according to default style.
Analytic unit 605, for to the result of broadcast of each paragraph of N number of song audio files analyze, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
Particularly, the result of broadcast of analytic unit 605 to each paragraph of N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.Such as, the result of broadcast of 4 periods may be defined as A, B, C, D, 5 song audio files are analyzed, the paragraph meeting the result of broadcast of 4 periods in 5 song audio files is respectively, the result of broadcast of 2 paragraphs is A, the result of broadcast of 3 paragraphs is B, and the result of broadcast of 1 paragraph is C, and the result of broadcast of 0 paragraph is D.
As a kind of possible embodiment, if do not comprise the paragraph that result of broadcast is D in N number of song audio files, can search for according to the key word in default result of broadcast, that Liu Dehua sings if a kind of result of broadcast is the first paragraph, second paragraph is that Guo Fucheng sings, dawn 3rd paragraph sing, 4th paragraph is that a schoolmate sings, to add D be the 4th paragraph is that a schoolmate sings, and in N number of song audio files the 4th section is that Liu Dehua sings, can search for according to the key word in the 4th section, match comprise the 4th section of key word and be the song audio files of the version that a schoolmate sings, the song audio files of the version sung from schoolmate is extracted for being the consistent paragraph that a schoolmate sings with the 4th paragraph.
Cut cells 605, for the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files that basis is determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining.
Particularly, cut cells 605 is according to the initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time, shearing manipulation is carried out to N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in K period in N number of song audio files of determining.Wherein, X shearing paragraph can be greater than K.
Concatenation unit 606, carry out splicing to obtain splicing song audio files for K at the most the shearing paragraph sheared described X in paragraph, wherein, X is the integer being more than or equal to K.
Particularly, concatenation unit 606 K at the most the shearing paragraph sheared X in paragraph carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.Can by least K shear paragraph splice according to preset order, as consistent with the default result of broadcast playing sequence of K period.
The result of broadcast that embodiment of the present invention receiving element 601 receives user arranges instruction; Setting unit 602 arranges according to described result of broadcast the default result of broadcast of K period that instruction arranges splicing song, wherein, K be greater than 1 integer; Acquiring unit 603 obtains N number of song audio files, wherein, N be more than or equal to 1 integer; The result of broadcast of analytic unit 604 to each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time; Cut cells 605 is according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining; Concatenation unit 606 K at the most the shearing paragraph sheared described X in paragraph carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.Adopt the embodiment of the present invention can realize splicing according to default result of broadcast, there is interest.
Refer to Fig. 7, Fig. 7 is the second example structure schematic diagram of a kind of default effect song splicing apparatus of the confession that the embodiment of the present invention provides, wherein, receiving element 601 in Fig. 7, setting unit 602, acquiring unit 603, analytic unit 604, cut cells 605, concatenation unit 606 are the same with the function of a kind of imperfect song treating apparatus described by Fig. 6, one described by Fig. 7 is preset effect song splicing apparatus and is also comprised: lock cell 607, processing unit 608, specific as follows:
Lock cell 607, for locking the stitching position of described splicing song audio files.
Particularly, lock cell 607 locks the stitching position of splicing song audio files.Seamless spliced in order to realize, therefore, the vestige of splicing can not be demonstrated, need to lock stitching position, pre-service is carried out to it.
Processing unit 608, presets process, to obtain seamless spliced song audio files for being carried out by the stitching position of described splicing song audio files.
Particularly, the stitching position of splicing song audio files is entered process, to obtain seamless spliced song audio files by processing unit 608.Wherein, pre-service can include but are not limited to: to the tune that stitching position march key is whole, insertion intensity of variation is similar of splicing song audio files, to the smoothing process of the stitching position that amplitude of variation is larger.
The result of broadcast that embodiment of the present invention receiving element 601 receives user arranges instruction; Setting unit 602 arranges according to described result of broadcast the default result of broadcast of K period that instruction arranges splicing song, wherein, K be greater than 1 integer; Acquiring unit 603 obtains N number of song audio files, wherein, N be more than or equal to 1 integer; The result of broadcast of analytic unit 604 to each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time; Cut cells 605 is according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining; Concatenation unit 606 K at the most the shearing paragraph sheared described X in paragraph carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K; Lock cell 607, for locking the stitching position of described splicing song audio files; Processing unit 608, presets process, to obtain seamless spliced song audio files for being carried out by the stitching position of described splicing song audio files.Adopt the embodiment of the present invention can process splicing song audio files, to obtain seamless spliced song audio files.
Refer to Fig. 8, Fig. 8 is the 3rd example structure schematic diagram of a kind of default effect song splicing apparatus of the confession that the embodiment of the present invention provides, and wherein, the concrete structure of the analytic unit 604 in Fig. 6 or Fig. 7 is as follows:
Matching unit 801, for mating the result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files.
Particularly, the result of broadcast of the default result of broadcast of any one period in K period with each paragraph of N number of song audio files is mated by matching unit 801.Such as, 5 song audio files, the result of broadcast of 2 periods, the result of broadcast of the first period is A, and the result of broadcast of the second period is B.The result of broadcast of the result of broadcast of the first period with each paragraph of N number of song audio files can be mated.
Demarcate unit 802, for calibrating initial time and the end time of the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
Particularly, demarcate unit 802 and calibrate initial time and the end time of the paragraph matched with N number of song audio files and the default result of broadcast of any one period in K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.When the result of broadcast of the default result of broadcast of any one period in K period and each paragraph of N number of song audio files carries out that the match is successful, the paragraph matched with the default result of broadcast of any one period in K period in N number of song audio files can be found out, and calibrate initial time and the end time of the paragraph matched with N number of song audio files and the default result of broadcast of any one period in K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in K period in N number of song audio files and end time.
The result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files is mated by embodiment of the present invention matching unit 701; Demarcate unit 702 and calibrate initial time and the end time of the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.The employing embodiment of the present invention can shear out the paragraph needed for default result of broadcast from other version songs.
Refer to Fig. 9, Fig. 9 is the 4th example structure schematic diagram of a kind of default effect song splicing apparatus of the confession that the embodiment of the present invention provides, and wherein, the concrete structure of the cut cells 605 in Fig. 6 or Fig. 7 is as follows:
Indexing unit 901, for marking the clipped position in described N number of song audio files according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time.
Particularly, indexing unit 901 marks the clipped position in described N number of song audio files according to the initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time.The initial time meeting X paragraph of the default result of broadcast of any one period in K period in the N number of song audio files determined and end time can be labeled as shearing point.
Shear subelement 902, for the clipped position marked described in basis in described N number of song audio files, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.
Particularly, shear subelement 902, according to the clipped position marked in N number of song audio files, shearing manipulation is carried out to N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in K period in the N song audio files determined.According to the clipped position marked in N number of song audio files, N number of song audio files is sheared, Y can be obtained and shear paragraph, wherein, shear paragraph for X that mates with the default result of broadcast of any one period in K period in the N song audio files determined, Y is the integer being more than or equal to X.
Embodiment of the present invention indexing unit 901 marks the clipped position in described N number of song audio files according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time.Shear subelement 902, according to the described clipped position marked in described N number of song audio files, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.Adopt the embodiment of the present invention can find out the paragraph meeting default result of broadcast.
Refer to Figure 10, Figure 10 is the 5th example structure schematic diagram of a kind of default effect song splicing apparatus of the confession that the embodiment of the present invention provides, and wherein, the concrete structure of the concatenation unit 606 in Fig. 6 or Fig. 7 is as follows:
Selection unit 1001, select M result of broadcast shearing paragraph different each other for shearing in paragraph from described X, wherein, M is less than or equal to K.
Particularly, selection unit 1001 is sheared paragraph from X and is selected M result of broadcast shearing paragraph different each other, and wherein, M is less than or equal to K.Wherein, shear in paragraph for X and can comprise multiple result of broadcast shearing paragraph identical each other, any one only can getting the shearing paragraph wherein repeated synthesizes M result of broadcast shearing paragraph different each other with X other and any paragraph that other shear the result of broadcast of paragraph inconsistent sheared in paragraph.
Splicing subelement 1002, for carrying out splicing according to preset order, to obtain splicing song audio files by shearing paragraphs different each other for described M the result of broadcast selected from described X shearing paragraph.
Particularly, shearing paragraphs different each other for M the result of broadcast selected from X shearing paragraph is carried out splicing according to preset order by splicing subelement 1002, to obtain splicing song audio files.Wherein, preset order can include but are not limited to: order that the original order of time order and function order, random sequence, song to be spliced, user oneself are arranged etc.
Embodiment of the present invention selection unit 1001 is sheared paragraph from described X and is selected M result of broadcast shearing paragraph different each other, and wherein, M is less than or equal to K; Shearing paragraphs different each other for described M the result of broadcast selected from described X shearing paragraph is carried out splicing according to preset order, to obtain splicing song audio files by splicing subelement 1002.Adopt the embodiment of the present invention that splicing song audio files can be made without repeating default result of broadcast.
See the 6th example structure schematic diagram of a kind of default effect song splicing apparatus that Figure 11, Figure 11 provide for the embodiment of the present invention.Default effect song splicing apparatus described in the present embodiment comprises: at least one input equipment 1000; At least one output device 2000; At least one processor 3000, such as CPU; With storer 4000, above-mentioned input equipment 1000, output device 2000, processor 3000 are connected by bus 5000 with storer 4000.
Wherein, above-mentioned input equipment 1000 can be contact panel, common PC, liquid crystal display, touch screen etc.
Above-mentioned storer 4000 can be high-speed RAM storer, also can be non-labile storer (non-volatile memory), such as magnetic disk memory.Above-mentioned storer 4000 is for storing batch processing code, and above-mentioned input equipment 1000, output device 2000 and processor 3000, for calling the program code stored in storer 4000, perform and operate as follows:
Above-mentioned processor 3000, the result of broadcast receiving user arranges instruction;
Above-mentioned processor 3000 also for:
According to described result of broadcast, the default result of broadcast of K period that instruction arranges splicing song is set, wherein, K be greater than 1 integer;
Above-mentioned processor 3000 also for:
Obtain N number of song audio files, wherein, N be more than or equal to 1 integer;
Above-mentioned processor 3000 also for:
The result of broadcast of each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time;
Above-mentioned processor 3000 also for:
According to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining;
Above-mentioned processor 3000 also for:
K at the most of shearing described X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.
Above-mentioned processor 3000 also for:
Lock the stitching position of described splicing song audio files;
Above-mentioned processor 3000 also for:
The stitching position of described splicing song audio files is processed, to obtain seamless spliced song audio files.
As a kind of possible embodiment, above-mentioned processor 3000 also for:
The result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files is mated;
Calibrate initial time and the end time of the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
As a kind of possible embodiment, above-mentioned processor 3000 also for:
The clipped position in described N number of song audio files is marked according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time;
According to the described clipped position marked in described N number of song audio files, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.
As a kind of possible embodiment, above-mentioned processor 3000 also for:
Shear paragraph from described X and select M result of broadcast shearing paragraph different each other, wherein, M is less than or equal to K;
Shearing paragraphs different each other for described M the result of broadcast selected from described X shearing paragraph is carried out splicing according to preset order, to obtain splicing song audio files.
In realization, the default effect song splicing apparatus that input equipment 1000 described in the embodiment of the present invention, output device 2000 and processor 3000 can perform the embodiment of the present invention to be provided can implement the implementation described in Fig. 1 ~ Fig. 5, also can perform the implementation of the default effect song splicing apparatus described in Fig. 6 ~ Figure 10 of the default effect song splicing apparatus that the embodiment of the present invention provides, not repeat them here.
Module in all embodiments of the embodiment of the present invention or submodule, universal integrated circuit can be passed through, such as CPU (Central Processing Unit, central processing unit), or realized by ASIC (Application SpecificIntegrated Circuit, special IC).
Step in embodiment of the present invention method can be carried out order according to actual needs and be adjusted, merges and delete.
Unit in embodiment of the present invention device can carry out merging, divide and deleting according to actual needs.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random access memory (Random Access Memory is called for short RAM) etc.
Above disclosedly be only embodiment of the present invention preferred embodiment, certainly can not limit the interest field of the embodiment of the present invention with this, therefore according to the equivalent variations that embodiment of the present invention claim is done, still belong to the scope that the embodiment of the present invention contains.
Claims (10)
1. a method for default effect song splicing, is characterized in that, comprising:
The result of broadcast receiving user arranges instruction;
According to described result of broadcast, the default result of broadcast of K period that instruction arranges splicing song is set, wherein, K be greater than 1 integer;
Obtain N number of song audio files, wherein, N be more than or equal to 1 integer;
The result of broadcast of each paragraph of described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time;
According to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in described N number of song audio files of determining;
K at the most of shearing described X in paragraph shears paragraph and carries out splicing to obtain splicing song audio files, and wherein, X is the integer being more than or equal to K.
2. the method for claim 1, it is characterized in that, the result of broadcast of described each paragraph to described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time, comprising:
The result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files is mated;
Calibrate initial time and the end time of the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
3. the method for claim 1, it is characterized in that, the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files that described basis is determined and end time, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined, comprising:
The clipped position in described N number of song audio files is marked according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time;
According to the described clipped position marked in described N number of song audio files, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.
4. the method as described in any one of claims 1 to 3, is characterized in that, described K at the most the shearing paragraph sheared described X in paragraph carries out splicing to obtain splicing song audio files, comprising:
Shear paragraph from described X and select M result of broadcast shearing paragraph different each other, wherein, M is less than or equal to K;
Shearing paragraphs different each other for described M the result of broadcast selected from described X shearing paragraph is carried out splicing according to preset order, to obtain splicing song audio files.
5. the method as described in any one of claims 1 to 3, is characterized in that, described by described X, K at the most of shearing in paragraph shears paragraph and carry out splicing with after obtaining splicing song audio files, and described method also comprises:
Lock the stitching position of described splicing song audio files;
The stitching position of described splicing song audio files is processed, to obtain seamless spliced song audio files.
6. a default effect song splicing apparatus, is characterized in that, comprising:
Receiving element, arranges instruction for the result of broadcast receiving user;
Setting unit, arranges according to described result of broadcast the default result of broadcast of K period that instruction arranges splicing song, wherein, K be greater than 1 integer;
Acquiring unit, for obtaining N number of song audio files, wherein, N be more than or equal to 1 integer;
Analytic unit, result of broadcast for each paragraph to described N number of song audio files is analyzed, to determine the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time;
Cut cells, for the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N song audio files that basis is determined and end time, shearing manipulation is carried out to described N number of song audio files, shears paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined;
Concatenation unit, carry out splicing to obtain splicing song audio files for K at the most the shearing paragraph sheared described X in paragraph, wherein, X is the integer being more than or equal to K.
7. device as claimed in claim 6, it is characterized in that, described analytic unit comprises:
Matching unit, for mating the result of broadcast of the default result of broadcast of any one period in the described K period with each paragraph of described N number of song audio files;
Demarcate unit, for calibrating initial time and the end time of the paragraph matched with described N number of song audio files and the default result of broadcast of any one period in the described K period, to obtain the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in described N number of song audio files and end time.
8. device as claimed in claim 6, it is characterized in that, described cut cells comprises:
Indexing unit, for marking the clipped position in described N number of song audio files according to the initial time meeting X paragraph of the default result of broadcast of any one period in the described K period in the described N number of song audio files determined and end time;
Shear subelement, for the clipped position marked described in basis in described N number of song audio files, shearing manipulation is carried out to described N number of song audio files, shear paragraph with X that obtains mating with the default result of broadcast of any one period in the described K period in the described N song audio files determined.
9. the device as described in any one of claim 6 ~ 8, is characterized in that, described concatenation unit comprises:
Selection unit, select M result of broadcast shearing paragraph different each other for shearing in paragraph from described X, wherein, M is less than or equal to K;
Splicing subelement, for carrying out splicing according to preset order, to obtain splicing song audio files by shearing paragraphs different each other for described M the result of broadcast selected from described X shearing paragraph.
10. the device as described in any one of claim 6 ~ 8, is characterized in that, described device also comprises:
Lock cell, for locking the stitching position of described splicing song audio files;
Processing unit, for being processed by the stitching position of described splicing song audio files, to obtain seamless spliced song audio files.
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