WO2017054588A1

WO2017054588A1 - Music instrument score file playing method, conversion method and apparatus, and electronic device

Info

Publication number: WO2017054588A1
Application number: PCT/CN2016/095893
Authority: WO
Inventors: 钟星儿
Original assignee: 北京金山安全软件有限公司
Priority date: 2015-09-30
Filing date: 2016-08-18
Publication date: 2017-04-06
Also published as: CN105205047A

Abstract

A music instrument score file playing method, conversion method and apparatus, and an electronic device, which relate to the technical field of music instrument scores. The music instrument score file playing method comprises: parsing a music instrument score file to obtain a note identifier and a duration identifier (S11), wherein the music instrument score file comprises a plurality of pieces of note information sequentially arranged according to a playing sequence, and each piece of note information is composed of the note identifier representing a sound of a music instrument and the duration identifier representing the length of the sound; searching for a music instrument sound file stored in advance and corresponding to the note identifier according to the note identifier (S12); and playing the music instrument sound file according to the length represented by the duration identifier (S13).

Description

Method for playing musical instrument score file, conversion method, device and electronic device

Cross-reference to related applications

The present application is based on a Chinese patent application filed on Sep. 30, 2015, the entire disclosure of which is hereby incorporated by reference.

Technical field

The present application relates to the field of musical instrument music spectrum technology, and in particular, to a method, a conversion method, a device and an electronic device for playing a musical instrument music score file.

Background technique

MusicXML (Music Extensible Markup Language) is an open XML-based music symbol file format. It is designed to be used as an exchange format for score information, especially between different score display software. MusicXML represents the overall music element and attribute information as an XML document, which overcomes many shortcomings such as poor compatibility and complex structure of the other two formats - NIFF format (based on pictures) and SMDL format (too large). Supported by many applications.

MusicXML, including attribute nodes, has more than 600 nodes. These nodes are defined with multiple files, making the MusicXML file larger and more complex. When playing music files in musicXML format, you need to parse the music files in MusicXML format. Due to the still complicated structure of MusicXML, the parsing efficiency is low, which affects the playback efficiency.

Summary of the invention

In one aspect, the embodiment of the present application provides a method for playing a musical score file, which can improve playback efficiency.

The playing method of the musical score file includes:

Parsing the musical instrument score file to obtain a note identifier and a time value identifier; wherein the musical score file includes a plurality of note information sequentially arranged in a play order, each note information being represented by a note identifier representing a note of the instrument And a time value identifier indicating the length of the sound;

Searching for a pre-saved musical instrument sound file corresponding to the note identifier according to the note identifier;

The instrument sound file is played according to the length indicated by the time value identifier.

In at least one embodiment of the present application, the musical instrument score file is parsed to obtain a note identifier and a time value identifier, including:

The note information in the musical score file is parsed according to a predetermined combination rule of the note identifier and the time value identifier, and the note identifier and the time value identifier of the musical score file are obtained.

In at least one embodiment of the present application, a note of the musical instrument represented by the note identifier includes a tone obtained according to a special playing method.

In at least one embodiment of the present application, the musical score file is a piano score file; the note identifier in each note information represents a sound emitted by at least one of the keys of the piano.

Performing the note information in the piano score file according to a predetermined combination rule of the note identifier and the time value identifier to obtain a note identifier and a time value identifier of the piano score file;

Matching the obtained note identifier with a note identifier in a pre-stored piano note identifier library to obtain a piano button corresponding to the note identifier; wherein, in the piano note identifier library The correspondence between the note identifier and the keys of the piano is saved.

In the method for playing a musical score file of the embodiment of the present application, the musical score file to be played includes a plurality of musical note information sequentially arranged in a playing order, each note information being represented by a note identifier representing a sound of the musical instrument and indicating the length of the sound. The time value identifier is composed, so that the file structure is relatively simple and the parsing efficiency is high, thereby improving the playback efficiency.

On the other hand, the embodiment of the present application provides a playback apparatus for a musical score file, which can improve playback efficiency. The playing device of the musical score file includes:

a parsing module, configured to parse the musical instrument score file to obtain a note identifier and a time value identifier; wherein the musical score file includes a plurality of note information sequentially arranged in a playing order, each note information being represented by a musical instrument a note identifier of the note and a time value identifier indicating the length of the note;

a searching module, configured to search, according to the note identifier, a pre-stored musical instrument sound file corresponding to the note identifier;

a playing module, configured to play the musical instrument sound file according to a length represented by the time value identifier.

In at least one embodiment of the present application, the parsing module is configured to parse note information in a musical score file according to a predetermined combination rule of a note identifier and a time value identifier to obtain a note of the musical score file. Identifier and time value identifier.

In at least one embodiment of the present application, the parsing module includes:

Parsing the sub-module, parsing the note information in the piano score file according to a predetermined combination rule of the note identifier and the time value identifier, and obtaining a note identifier and a time value identifier of the piano score file;

a matching sub-module, configured to match the obtained note identifier with a note identifier in a pre-stored piano note identifier library to obtain a piano button corresponding to the note identifier; wherein, Piano note identifier The correspondence between the note identifier and the keys of the piano is stored in the library.

In the playing device of the musical instrument score file of the embodiment of the present application, the musical instrument score file to be played includes a plurality of musical note information sequentially arranged in a playing order, each note information being represented by a note identifier representing a sound of the musical instrument and indicating the length of the sound. The time value identifier is composed, the file structure is relatively simple, and the parsing efficiency is high, thereby improving the playback efficiency.

In another aspect, the embodiment of the present application provides a method for converting a musical score file, which can simplify the structure of the score file and reduce the size of the score file. The method for converting a musical score file includes:

Parsing the musical score file to obtain each note identifier and a time value identifier corresponding to the note identifier; wherein the note identifier represents a tone of the instrument, and the time value identifier indicates the sound length;

And combining the obtained note identifier and the time value identifier corresponding to the note identifier according to a predetermined rule;

The combined note identifier and time value identifier are arranged according to the performance sequence of the note identifier in the musical score file to obtain a musical score file in a character stream format.

In at least one embodiment of the present application, the parsing of the musical instrument score file to obtain a note identifier and a time value identifier includes: parsing a note tag of a musical score file of the MusicXML format to obtain a note identifier and time Value identifier.

In at least one embodiment of the present application, the note tag of the musical score file of the MusicXML format is parsed to obtain each note identifier and a time value identifier corresponding to the note identifier, including: for the MusicXML format The sub-label under the note tag of the musical instrument score file is parsed to obtain a note identifier and a time value identifier corresponding to the note identifier.

In the method for converting a musical score file of the embodiment of the present application, each musical note identifier and a time value identifier corresponding to the musical note identifier are obtained by parsing the musical instrument score file, and the obtained musical note identifier and the note are obtained. The time value identifier corresponding to the identifier is combined according to a predetermined rule, and the combined note identifier and the time value identifier are arranged according to the performance sequence of the note identifier in the musical score file to obtain a character. Musical instrument score file in streaming format. In the obtained musical score file of the character stream format, only the note identifier and the time value identifier can be included, and no excessive label and file definition are required, thereby making the structure of the score file simpler and correspondingly reducing the score file. size.

In a further aspect, the embodiment of the present application provides a device for converting a musical instrument score file, including:

a parsing module, configured to parse the musical instrument score file to obtain each note identifier and a time value identifier corresponding to the note identifier; wherein the note identifier represents a tone of the instrument, and the time value identifier The sign indicates the length of this note;

a combination module, configured to combine the obtained note identifier and the time value identifier corresponding to the note identifier according to a predetermined rule;

And an arranging module, configured to arrange the combined note identifier and the time value identifier according to the performance sequence of the note identifier in the musical score file to obtain a musical instrument score file in a character stream format.

In at least one embodiment of the present application, the parsing module is configured to parse a note tag of a musical score file in a MusicXML format to obtain a note identifier and a time value identifier.

In at least one embodiment of the present application, the parsing module is configured to parse a subtag under the note tag of the musical score file of the MusicXML format to obtain a note identifier and a time value identifier corresponding to the note identifier. symbol.

In the embodiment of the present application, the apparatus for converting musical instrument score files obtains each note identifier and a time value identifier corresponding to the note identifier by parsing the musical score file, and the obtained note identifier and the note are The time value identifier corresponding to the identifier is combined according to a predetermined rule, and the combined note identifier and the time value identifier are arranged according to the performance sequence of the note identifier in the musical score file to obtain a character. Musical instrument score file in streaming format. In the obtained musical score file of the character stream format, only the note identifier and the time value identifier can be included, and no excessive label and file definition are required, thereby making the structure of the score file simpler and correspondingly reducing the score file. size.

In another aspect, an embodiment of the present application provides an electronic device, including: a housing, a processor, a memory, a circuit board, and a power supply circuit, wherein the circuit board is disposed inside the space enclosed by the housing, and the processor And a memory disposed on the circuit board; a power supply circuit for powering each circuit or device of the electronic device; a memory for storing executable program code; and the processor operating by reading executable program code stored in the memory A program corresponding to the program code for performing the method for playing the musical score file according to any of the preceding embodiments or the method for converting the musical score file described in any of the foregoing embodiments.

In the electronic device of the embodiment of the present application, the musical instrument score file to be played includes a plurality of musical note information sequentially arranged in a playing order, each note information being represented by a note identifier representing a sound of the musical instrument and a time value identifier indicating the length of the sound. The composition, the file structure is relatively simple, and the parsing efficiency is high, thereby improving the playback efficiency.

Or the electronic device of the embodiment of the present application, by parsing the musical instrument score file, obtaining each note identifier and a time value identifier corresponding to the note identifier, and obtaining the obtained note identifier and corresponding to the note identifier The time value identifiers are combined according to a predetermined rule, and the combined note identifiers and time value identifiers are arranged according to the performance sequence of the note identifiers in the musical instrument score file to obtain an instrument of a character stream format. Score file. In the obtained musical score file of the character stream format, only the note identifier and the time value identifier can be included, and no excessive label and file definition are required, thereby making the structure of the score file simpler and correspondingly reducing the score file. size.

In still another aspect, an embodiment of the present application provides a storage medium, where the storage medium stores one or more modules, when the one or more modules are executed by an electronic device, causing the electronic device to perform the foregoing A method for playing a musical score file according to an embodiment or a method for converting a musical score file according to any of the preceding embodiments.

In still another aspect, an embodiment of the present application provides an application program, when executed, performing the method for playing a musical score file according to any of the foregoing embodiments or performing the musical instrument score file described in any of the foregoing embodiments. Conversion method.

DRAWINGS

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings to be used in the embodiments or the prior art description will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present application, and other drawings can be obtained from those skilled in the art without any creative work.

1 is a schematic flow chart of an embodiment of a method for playing a musical score sheet file of the present application;

2 is a schematic structural view of an embodiment of a playback apparatus for a musical score file of the present application;

3 is a schematic flow chart of an embodiment of a method for converting a musical instrument score file according to the present application;

4 is a schematic structural view of an embodiment of a device for converting a musical instrument score file according to the present application;

FIG. 5 is a schematic structural diagram of an embodiment of an electronic device according to the present application.

detailed description

The embodiments of the present application are described in detail below with reference to the accompanying drawings.

It should be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present application without departing from the inventive scope are the scope of the present application.

1 is a schematic flow chart of an embodiment of a method for playing a musical score file of the present application. Referring to FIG. 1, an embodiment of a method for playing a musical score file of the present application includes:

S11, parsing the musical instrument score file to obtain a note identifier and a time value identifier; wherein the musical score file includes a plurality of note information sequentially arranged in a playing order, each note information being represented by a note representing a note of the instrument The identifier consists of a time value identifier that represents the length of the sound.

The musical score files in this embodiment can be pre-arranged by manual means. Instrument score files can be packaged into files in APK format. APK is the abbreviation of Android Package, which is the Android installation package (apk).

S12. Search for a pre-stored musical instrument sound file corresponding to the note identifier according to the note identifier.

The instrument sound file corresponding to the note identifier can be pre-collected and saved. For example, the sound of each of the 88 keys of the piano can be collected and then saved as a sound file in mp3 format.

S13. Play the instrument sound file according to the length indicated by the time value identifier.

The corresponding instrument sound file can be played according to the note identifier obtained by parsing each note information in the musical score file; and each note information in the instrument score file can be parsed to obtain all the note identifiers. After that, all the instrument sound files corresponding to the note identifiers are played in the order of performance.

In the method for playing a musical score file of the embodiment of the present application, the musical score file to be played includes a plurality of musical note information sequentially arranged in a playing order, each note information being represented by a note identifier representing a sound of the musical instrument and indicating the length of the sound. The time value identifier is composed, the file structure is relatively simple, and the parsing efficiency is high, thereby improving the playback efficiency.

In the foregoing embodiment, the musical score file may be a piano score file or other musical score files, and the present application is not limited thereto.

The piano score file is taken as an example to illustrate the arrangement of piano scores.

1. Identify and define information such as note identifiers and time value identifiers. It mainly includes the following aspects:

(1) Mark the sounds of the 88 keys of the piano.

Table 1 shows the note identifiers corresponding to the sounds emitted by the 88 keys of the piano.

Table I:

A-3A-3	#A-3#A-3	B-3B-3	C-2C-2	#C-2#C-2	D-2D-2	#D-2#D-2	E-2E-2	F-2F-2	#F-2#F-2
G-2G-2	#G-2#G-2	A-2A-2	#A-2#A-2	B-2B-2	C-1C-1	#C-1#C-1	D-1D-1	#D-1#D-1	E-1E-1
F-1F-1	#F-1#F-1	G-1G-1	#G-1#G-1	A-1A-1	#A-1#A-1	B-1B-1	cc	#c#c	dd
#d#d	ee	ff	#f#f	gg	#g#g	aa	#a#a	bb	c1C1
#c1#c1	d1D1	#d1#d1	e1E1	f1F1	#f1#f1	g1G1	#g1#g1	a1A1	#a1#a1
b1B1	c2C2	#c2#c2	d2D2	#d2#d2	e2E2	f2F2	#f2#f2	g2G2	#g2#g2
a2A2	#a2#a2	b2B2	c3C3	#c3#c3	d3D3	#d3#d3	e3E3	f3F3	#f3#f3
g3G3	#g3#g3	a3A3	#a3#a3	b3B3	c4C4	#c4#c4	d4D4	#d4#d4	e4E4
f4F4	#f4#f4	g4G4	#g4#g4	a4A4	#a4#a4	b4B4	c5C5

Each note identifier in the above table represents 88 tones of the piano button.

(2) Define the time value identifier.

Below is the time value identifier and the number of beats it represents.

(3) Mark the special performance method.

The following are the symbols of the special playing method and the meanings they represent.

(4) The syllables are marked with parentheses.

2. Piano scores can be obtained by arranging note identifiers and time value identifiers in the order of performance in the order of characters.

The character stream below is an example piano score.

A2[L],b2[L],a2[L],#f2[L],g2[L],a2[L],g2[L],e2[L];d2[K],d3[K] , d2[K], T; g2[L], a2[L], g2[L], e2[L], #f2[L], g2[L], #f2[L], d2[L]; E2[K], a2[K], a1[K], T; a2[L], b2[L], a2[L], #f2[L], g2[L], a2[L], g2[ L], e2[L]; d2[K], d3[K], d2[K], T; #f2[K], d2[L], b1[L], d2[K], b1[L] ,#g1[L];a1[K],a2[K],a1[K],T;e2[L],g2[L],#f2[L],a2[L],g2[L], #f2[L],e2[L],d2[L];#c2[K],e2[K],g2[K],T;#f2[L],a2[L],g2[L], B2[L], a2[L],g2[L],#f2[L],e2[L];d2[K],#f2[K],a2[K],T;b2[L],a2 [L], a2[L], g2[L], g2[L], #f2[L], #f2[L], e2[L]; e2[K], g2[K], b2[K] ,T;a2[L],#f2[L],#c2[L],d2[L],g2[L],e2[L],b1[L],#c2[L];d2[K] ,d3[K],d2[K],T;","bass":"d[K],(#fa)[K],A-1[K],(ega)[K];d[K ],(#fa)[K],d[K],(#fa)[K];#c[K],(ega)[K],d[K],(#fa)[K];A -1[K],(#cea)[K],A-1[K],(#cea)[K];d[K],(#fa)[K],A-1[K],( Ega)[K];d[K],(#fa)[K],d[K],(#fa)[K];d[K],(#f.d1)[K],e[K ],(#gb)[K];A-1[K],(ea#c1)[K],A-1[K],(ea#c1)[K];A-1[K],( Ea#c1)[K],A-1[K],(ea#c1)[K];A-1[K],(ea#c1)[K],A-1[K],(ea# C1)[K];A-1[K],(#fad1)[K],A-1[K],(#fad1)[K]; A-1[K],(#fad1)[K],A-1[K],(#fad1)[K];G-1[K],(gbd1)[K],G-1 [K],(gbe1)[K];G-1[K],(gbe1)[K],G-1[K],(gbe1)[K];A-1[K],( #fad1)[K],A-1[K],(ga#c1)[K];d[K],(#fad1)[K],(#fad1)[K],T;

Here, "a2[L]" represents a note information; wherein "a2" represents the sound of one key of the piano, and "L" represents the length of the sound. "a2[L]" indicates the length of the sound of "a2" = L beat.

"(d2.#f2)[K]" indicates another note information, meaning that "d2" and "#f2" are a chord, length = K beat.

"a2", "d2", and "#f2" respectively indicate which of the keys of the piano is sounded, and can be defined in advance.

"bass" means the bass spectrum.

In an embodiment of the method for playing a musical score file of the present application, the analyzing the musical score file to obtain a note identifier and a time value identifier (S11) may include:

For example, it may be determined in advance that the combination rule of the note identifier and the time value identifier in the note information is A+B, and according to the rule, when the note information in the musical instrument score file is parsed, the position of the A is arranged. A character or a string is a note identifier, and a character or string arranged at the B position is a time value identifier.

In an embodiment of the method for playing a musical score file of the present application, in at least one embodiment of the present application, a note of the musical instrument represented by the note identifier includes a sound obtained according to a special playing method, for example, including The sounds, ligatures, cymbals, boeing, vibrato, long-sounding, short-sounding sounds obtained by special performance methods.

In another embodiment of the method for playing a musical score file of the present application, in at least one embodiment of the present application, the analyzing the musical score file to obtain a note identifier and a time value identifier (S11), including:

S111. Analyze the note information in the piano score file according to a combination rule of the predetermined note identifier and the time value identifier, to obtain a note identifier and a time value identifier of the piano score file.

S112. Match the obtained note identifier with a note identifier in a pre-stored piano note identifier library to obtain a piano button corresponding to the note identifier; wherein, the piano note identifier The correspondence between the note identifier and the keys of the piano is stored in the library.

In this embodiment, in at least one embodiment of the present application, a note identifier having a one-to-one correspondence with 88 keys of the piano is stored in the piano note identifier library.

Referring to FIG. 2, FIG. 2 is a schematic structural diagram of an embodiment of a playback apparatus for a musical score file of the present application. Referring to FIG. 2, an embodiment of a playback apparatus for a musical score file of the present application includes: a parsing module 21, a search module 22, and a play module 23;

The parsing module 21 is configured to parse the musical instrument score file to obtain a note identifier and a time value identifier. The musical instrument score file includes a plurality of note information sequentially arranged in a playing order, and each note information is represented by the musical instrument. A note identifier of a tone and a time value identifier indicating the length of the tone.

In this embodiment, the musical instrument score file may be a piano score file, and the present application is not limited thereto, and may be other musical score files. Among them, regarding the arrangement method of the piano score, refer to the related description above.

The searching module 22 is configured to search for a pre-stored musical instrument sound file corresponding to the note identifier according to the note identifier.

The playing module 23 is configured to play the musical instrument sound file according to the length indicated by the time value identifier.

In an embodiment of the playing device of the musical score file of the present application, the parsing module 21 is configured to parse the note information in the musical score file according to a combination rule of a predetermined note identifier and a time value identifier, to obtain the The note identifier and time value identifier of the instrument score file.

In an embodiment of the playing device of the musical instrument score file of the present application, in at least one embodiment of the present application, a note of the musical instrument represented by the note identifier includes a sound obtained according to a special playing method, for example, including The sounds, ligatures, cymbals, boeing, vibrato, long-sounding, short-sounding sounds obtained by special performance methods.

In an embodiment of the playback apparatus of the musical score file of the present application, in at least one embodiment of the present application, the musical score file is a piano score file; and the note identifier in each note information represents at least one of the piano The sound of the button.

In an embodiment of the apparatus for playing a musical score sheet of the present application, in at least one embodiment of the present application, the parsing module 21 includes:

Parsing the sub-module, parsing the note information in the piano score file according to a predetermined combination rule of the note identifier and the time value identifier, and obtaining the note identifier and the time value identifier of the piano score file; for example, it may be predetermined The combination rule of the note identifier and the time value identifier in the note information is A+B, and according to this rule, when the note information in the musical score file is parsed, the character or character string arranged at the position of A is The note identifier, the character or string arranged in the B position is the time value identifier.

a matching sub-module, configured to match the obtained note identifier with a note identifier in a pre-stored piano note identifier library to obtain a piano button corresponding to the note identifier; wherein, The correspondence between the note identifier and the keys of the piano is stored in the piano note identifier library.

FIG. 3 is a schematic flow chart of an embodiment of a method for converting a musical instrument score file according to the present application. Referring to FIG. 3, an embodiment of a method for converting a musical instrument score file of the present application includes:

S21. Parsing the musical score file to obtain each note identifier and a time value identifier corresponding to the note identifier; wherein the note identifier represents a tone of the instrument, and the time value identifier indicates this Length of sound

In the present S21, the musical instrument score file is a musical score file in the MusicXML format. Of course, it can also be a music score file in other formats, which is not limited in this embodiment. Correspondingly, the musical instrument score file is parsed to obtain each note identifier and a time value identifier corresponding to the note identifier, including: parsing the note tag of the musical score file of the MusicXML format to obtain a note identifier Symbol and time value identifier. Specifically, the sub-tag under the note tag of the musical score file of the MusicXML format can be parsed to obtain a note identifier and a time-value identifier corresponding to the note identifier.

S22. Combine the obtained note identifier and the time value identifier corresponding to the note identifier according to a predetermined rule;

For example, the obtained note identifier and the time value identifier corresponding to the note identifier may be combined in accordance with a combination rule such as A+B or A/B.

S23. Arranging the combined note identifier and the time value identifier according to the performance sequence of the note identifier in the musical instrument score file to obtain a musical instrument score file in a character stream format.

The following is a process of the music score file in the MusicXML format as an example to describe the process of parsing the musical instrument score file into the musical score file of the character stream format in the embodiment of the present application, and the specific process includes:

(1) Parse the <divisions> tag of the MusicXML score file to get the beat of the music.

(2) Parsing the <note> tag of the MusicXML score file to obtain specific note information. The parsing process of the <note> tag includes:

a) For each note information, the note identifier can be obtained by parsing the <step>, <alter> and <octave> subtags under the <note> tag, where <step> is the basic phonetic name, <alter> Indicates the level of the raised or lowered sound, <octave> indicates the sound group to which it belongs; and the beat length of the note is obtained by parsing the <duration> sub-tab, and the beat length is represented by the time value identifier. If the <note> tag has a <rest> subtag, indicating that the subnote is a rest, you only need to parse the <duration> subtag to get the pause length of the rest.

b) Determine if there is a <chord> subtag under the <note> tag. If there is, the subnote is the chord of the previous note. In this case, all the chords need to be combined.

c) It is judged whether or not the <note> tag is over. If the </note> tag exists, it indicates that the note information analysis is completed, and the previously resolved notes are combined and added to the note symbol sequence. Then return a) to parse the next note.

FIG. 4 is a schematic structural diagram of an embodiment of a device for converting a musical instrument score file according to the present application. Referring to FIG. 4, an embodiment of the apparatus for converting a musical instrument score file includes: a parsing module 31, a combining module 32, and an arranging module 33;

The parsing module 31 is configured to parse the musical instrument score file to obtain each note identifier and a time value identifier corresponding to the note identifier; wherein the note identifier represents a tone of the instrument, and the time value The identifier indicates the length of this tone.

The musical score file is a musical score file in the MusicXML (Music Extensible Markup Language) format. This file uses an open MusicXML-based music symbol format to store basic information about songs. MusicXML technology represents the overall music element and attribute information as an XML document. Of course, it can also be a music score file in other formats, which is not limited in this embodiment.

The combining module 32 is configured to combine the obtained note identifier and the time value identifier corresponding to the note identifier according to a predetermined rule. For example, the obtained note identifier and the time value identifier corresponding to the note identifier may be combined in accordance with a combination rule such as A+B or A/B.

The arranging module 33 is configured to arrange the combined note identifier and the time value identifier according to the performance sequence of the note identifier in the musical score file to obtain a musical instrument score file in a character stream format.

In another embodiment of the apparatus for converting a musical instrument score file of the present application, the parsing module is configured to parse a note tag of a musical score file of the MusicXML format to obtain a note identifier and a time value identifier. Specifically, the parsing module is configured to parse a subtag under the note tag of the musical score file of the MusicXML format to obtain a note identifier and a time value identifier corresponding to the note identifier.

FIG. 5 is a schematic structural diagram of an embodiment of an electronic device according to the present application. Referring to FIG. 5, an embodiment of the electronic device of the present application includes a housing 81, a processor 82, a memory 83, a circuit board 84, and a power supply circuit 85, wherein the circuit board 84 is disposed inside a space enclosed by the housing 81, and the processor 82 And a memory 83 is disposed on the circuit board 84; a power supply circuit 85 for supplying power to the respective circuits or devices of the above electronic device; a memory 83 for storing executable program code; and a processor 82 for reading executable data stored in the memory 83 The program code runs a program corresponding to the executable program code for executing the playing method of the musical score file described in any of the foregoing embodiments.

In the electronic device of the embodiment of the present application, the musical instrument score file to be played includes a plurality of musical note information sequentially arranged in a playing order, each note information being represented by a note identifier representing a sound of the musical instrument and a time value identifier indicating the length of the sound. Group The file structure is relatively simple and the resolution efficiency is high, thereby improving the playback efficiency.

Or the processor 82 of the electronic device of the embodiment of the present application runs the program corresponding to the executable program code by reading the executable program code stored in the memory 83, and is further configured to execute the musical instrument score file described in any of the foregoing embodiments. Conversion method.

In the electronic device of the embodiment of the present application, each musical note identifier and a time value identifier corresponding to the musical note identifier are obtained by parsing the musical instrument score file, and the obtained musical note identifier and the note identifier corresponding to the note identifier are obtained. The time value identifiers are combined according to a predetermined rule, and the combined note identifiers and time value identifiers are arranged according to the performance sequence of the note identifiers in the musical score file to obtain a musical score of the character stream format. file. In the obtained musical score file of the character stream format, only the note identifier and the time value identifier can be included, and no excessive label and file definition are required, thereby making the structure of the score file simpler and correspondingly reducing the score file. size.

The electronic device exists in a variety of forms including, but not limited to:

(1) Mobile communication devices: These devices are characterized by mobile communication functions and are mainly aimed at providing voice and data communication. Such terminals include: smart phones (such as iPhone), multimedia phones, functional phones, and low-end phones.

(2) Ultra-mobile personal computer equipment: This type of equipment belongs to the category of personal computers, has computing and processing functions, and generally has mobile Internet access. Such terminals include: PDAs, MIDs, and UMPC devices, such as the iPad.

(3) Portable entertainment devices: These devices can display and play multimedia content. Such devices include: audio, video players (such as iPod), handheld game consoles, e-books, and smart toys and portable car navigation devices.

(4) Server: A device that provides computing services. The server consists of a processor, a hard disk, a memory, a system bus, etc. The server is similar to a general-purpose computer architecture, but because of the need to provide highly reliable services, processing power and stability High reliability in terms of reliability, security, scalability, and manageability.

(5) Other electronic devices with data interaction functions.

The embodiment of the present application further provides a storage medium, where the storage medium stores one or more modules, when the one or more modules are executed by one electronic device, causing the electronic device to perform any of the foregoing embodiments. The method of playing the musical score file.

The embodiment of the present application further provides a storage medium, where the storage medium stores one or more modules, when the one or more modules are executed by one electronic device, causing the electronic device to perform any of the foregoing embodiments. The method for converting a musical score file.

The embodiment of the present application further provides an application program for performing the playing method of the musical instrument score file according to any of the foregoing embodiments during operation.

The embodiment of the present application further provides an application program for performing the conversion method of the musical instrument score file described in any of the foregoing embodiments at runtime.

One of ordinary skill in the art can understand that all or part of the process of implementing the foregoing embodiments can be completed by a computer program to instruct related hardware, and the program can be stored in a computer readable storage medium. The sequence, when executed, may include the flow of an embodiment of the methods as described above. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

The foregoing is only a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto, and any change or replacement that can be easily conceived by those skilled in the art within the technical scope disclosed by the present application is All should be covered by the scope of this application. Therefore, the scope of protection of this application should be determined by the scope of protection of the claims.

Claims

A method for playing a musical score sheet file, comprising:

Parsing the musical instrument score file to obtain a note identifier and a time value identifier; wherein the musical score file includes a plurality of note information sequentially arranged in a play order, each note information being represented by a note identifier representing a note of the instrument And a time value identifier indicating the length of the sound;

Searching for a pre-saved musical instrument sound file corresponding to the note identifier according to the note identifier;

The instrument sound file is played according to the length indicated by the time value identifier.
The method for playing a musical score file according to claim 1, wherein the analyzing the musical score file to obtain a note identifier and a time value identifier comprises:

The note information in the musical score file is parsed according to a predetermined combination rule of the note identifier and the time value identifier, and the note identifier and the time value identifier of the musical score file are obtained.
The method of playing a musical score file according to claim 1 or 2, wherein a note of the musical instrument represented by the note identifier includes a sound obtained according to a special playing method.
The method for playing a musical score file according to any one of claims 1 to 3, wherein the musical score file is a piano score file; and the note identifier in each note information represents at least one button of the piano. The sound that is emitted.
The method for playing a musical score file according to claim 4, wherein the parsing of the musical score file to obtain a note identifier and a time value identifier comprises:

Performing the note information in the piano score file according to a predetermined combination rule of the note identifier and the time value identifier to obtain a note identifier and a time value identifier of the piano score file;

Matching the obtained note identifier with a note identifier in a pre-stored piano note identifier library to obtain a piano button corresponding to the note identifier; wherein, in the piano note identifier library The correspondence between the note identifier and the keys of the piano is saved.
A device for playing a musical score sheet file, comprising:

a parsing module, configured to parse the musical instrument score file to obtain a note identifier and a time value identifier; wherein the musical score file includes a plurality of note information sequentially arranged in a playing order, each note information being represented by a musical instrument a note identifier of the note and a time value identifier indicating the length of the note;

a searching module, configured to search, according to the note identifier, a pre-stored musical instrument sound file corresponding to the note identifier;

a playing module, configured to play the musical instrument sound file according to a length represented by the time value identifier.
The apparatus for playing a musical instrument score file according to claim 6, wherein the parsing module is configured to parse note information in the musical score file according to a combination rule of a predetermined note identifier and a time value identifier. Get the note identifier and time value identifier of the instrument score file.
A playback apparatus for a musical score file according to claim 6 or 7, wherein a sound of the musical instrument represented by said note identifier includes a sound obtained according to a special playing method.
The apparatus for playing a musical score sheet according to any one of claims 6 to 8, wherein the musical score file is a piano score file; and the note identifier in each note information represents at least one button of the piano. The sound that is emitted.
The apparatus for playing a musical instrument score file according to claim 9, wherein the parsing module comprises:

Parsing the sub-module, parsing the note information in the piano score file according to a predetermined combination rule of the note identifier and the time value identifier, and obtaining a note identifier and a time value identifier of the piano score file;

a matching sub-module, configured to match the obtained note identifier with a note identifier in a pre-stored piano note identifier library to obtain a piano button corresponding to the note identifier; wherein, The correspondence between the note identifier and the keys of the piano is stored in the piano note identifier library.
A method for converting a musical score file, characterized in that it comprises:

Parsing the musical score file to obtain each note identifier and a time value identifier corresponding to the note identifier; wherein the note identifier represents a tone of the instrument, and the time value identifier indicates the sound length;

And combining the obtained note identifier and the time value identifier corresponding to the note identifier according to a predetermined rule;

The combined note identifier and time value identifier are arranged according to the performance sequence of the note identifier in the musical score file to obtain a musical score file in a character stream format.
The conversion method according to claim 11, wherein

The musical instrument score file is a musical score file in MusicXML format;

The parsing of the musical score file to obtain a note identifier and a time value identifier, including:

The note tag of the musical score file of the MusicXML format is parsed to obtain a note identifier and a time value identifier.
The conversion method according to claim 12, wherein said note tag of the musical score file of the MusicXML format is parsed to obtain each note identifier and a time value identifier corresponding to the note identifier, including :

The sub-label under the note tag of the musical score file of the MusicXML format is parsed to obtain a note identifier and a time-value identifier corresponding to the note identifier.
A device for converting musical instrument score files, comprising:

a parsing module, configured to parse the musical instrument score file to obtain each note identifier and a time value identifier corresponding to the note identifier; wherein the note identifier represents a tone of the instrument, and the time value identifier The sign indicates the length of this note;

a combination module, configured to combine the obtained note identifier and the time value identifier corresponding to the note identifier according to a predetermined rule;

And an arranging module, configured to arrange the combined note identifier and the time value identifier according to the performance sequence of the note identifier in the musical score file to obtain a musical instrument score file in a character stream format.
The conversion device according to claim 14, wherein the parsing module is configured to parse the note tag of the musical score file of the MusicXML format to obtain a note identifier and a time value identifier.
The conversion device according to claim 15, wherein the parsing module is configured to parse a subtag under the note tag of the musical score file of the MusicXML format to obtain a note identifier and corresponding to the note identifier Time value identifier.
An electronic device, comprising: a housing, a processor, a memory, a circuit board, and a power supply circuit, wherein the circuit board is disposed inside a space enclosed by the housing, and the processor and the memory are disposed in the circuit a power supply circuit for supplying power to each circuit or device of the electronic device; a memory for storing executable program code; and a processor for operating the executable program code by reading executable program code stored in the memory A program for performing the method of playing a musical score file according to any one of claims 1 to 5 or a method for converting a musical score file according to any one of claims 11 to 13.
A storage medium, wherein the storage medium stores one or more modules, when the one or more modules are executed by an electronic device, causing the electronic device to:

A method of playing a musical score file according to any one of claims 1 to 5 or a method of converting a musical score file according to any one of claims 11 to 13.
An application program for performing the method of playing a musical score sheet according to any one of claims 1 to 5, or the musical instrument score file according to any one of claims 11 to 13 at runtime. Conversion method.