CN103440137B - A kind of simultaneous display plays an instrument the DAB player method of position and system thereof - Google Patents
A kind of simultaneous display plays an instrument the DAB player method of position and system thereof Download PDFInfo
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- CN103440137B CN103440137B CN201310402109.3A CN201310402109A CN103440137B CN 103440137 B CN103440137 B CN 103440137B CN 201310402109 A CN201310402109 A CN 201310402109A CN 103440137 B CN103440137 B CN 103440137B
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Abstract
A kind of simultaneous display plays an instrument the DAB player method of position and system thereof, method: set up instrument information data file, method for building up is: according to concrete orchestration and the performance situation of each song, position residing when determining the title of each musical instrument participating in performance in this song and determine that it is played, be extracted in the performance initial time of each musical instrument in whole song performance process respectively, play the time of end time and playing technique change, and as the initial displaying time of musical instrument, stop the displaying time that displaying time and playing technique change, set up the initial displaying time according to musical instrument, the instrument information data file of the time showing instrument information stopping displaying time and playing technique to change, synchronous averaging digital audio file and instrument information data file.System: button or touch screen, data-carrier store, driver module and liquid crystal display, audio decoder module and dio Output Modules, processor.
Description
Technical field
The present invention relates to the technical field that DAB is play, more particularly, relate to a kind of simultaneous display and to play an instrument the DAB player method of position and system thereof.
Background technology
General layman is when listening to the music, and what musical instrument is difficult to find out is in performance, says nothing of to tell the musical instrument played and where be in, adopt what skill and technique in performance.Also do not have at present audio frequency broadcast system can when playing music these instrument information of simultaneous display.
Summary of the invention
The technical problem to be solved in the present invention is, the DAB player method providing a kind of simultaneous display to play an instrument position and system thereof, when digital Audio Broadcasting System is when playing DAB, the display device that can be carried by system or external display device, simultaneous display goes out the illustrated position of the musical instrument played corresponding with stage, and the title of musical instrument or graphic pattern, current employing playing technique.
The present invention adopts following technical scheme:
A kind of simultaneous display of the present invention plays an instrument the DAB player method of position, first, set up instrument information data file, the method for building up of described instrument information data file is: according to concrete orchestration and the performance situation of each song, position residing when determining the title of each musical instrument participating in performance in this song and determine that it is played, be extracted in the performance initial time of each musical instrument in whole song performance process respectively, play the time of end time and playing technique change, again by the performance initial time of musical instrument, play the initial displaying time of time respectively as musical instrument of end time and playing technique change, stop the displaying time that displaying time and playing technique change, set up the initial displaying time according to musical instrument, the instrument information data file of the time showing instrument information stopping displaying time and playing technique to change, described instrument information comprises musical instrument title or graphic pattern, musical instrument illustrated position and playing technique, then, synchronous averaging digital audio file and described song, and described instrument information data file, play digital audio file, and by opening or stopping instrument information Presentation Function carry out the display of instrument information or do not show, when opening instrument information Presentation Function, along with the broadcasting of song on the display of display device, the instrument information such as the musical instrument title that simultaneous display is current to play an instrument or graphic pattern, musical instrument illustrated position and playing technique.
A kind of simultaneous display of the present invention plays an instrument the digital Audio Broadcasting System of position, comprising:
Button or touch screen, select for completing various menu operation, information input and function;
Data-carrier store, for offline storage or inline cache digital audio file and the instrument information data file that matches, described instrument information data file be in whole song performance process using participate in the musical instrument played performance initial time, play time that end time and playing technique change as the initial displaying time of musical instrument, the displaying time that stops displaying time and playing technique to change, described instrument information data file, described instrument information comprises musical instrument title or graphic pattern, musical instrument illustrated position and playing technique;
Driver module and liquid crystal display, described driver module is for realizing the drived control to liquid crystal display, and described liquid crystal display is used for the current musical instrument title that plays an instrument of simultaneous display or graphic pattern, musical instrument illustrated position and playing technique;
Audio decoder module and dio Output Modules, described audio decoder module is used for DAB to be converted into simulated audio signal, and described dio Output Modules is used for realizing audio output function, can Direct driver earphone or input as the source of sound of audio frequency power amplifier;
Processor, described processor is according to the instruction from button or touch screen, from the instrument information data file that data-carrier store is transferred corresponding digital audio file and mated with song, and send to audio decoder module after being play by digital audio file decompress(ion), send to driver module by after instrument information data documents disposal simultaneously.
Outstanding advantages of the present invention is: after adopting native system, user can enable/stop using musical instrument position display function at any time, when listoning music under the prompting of native system, to be very easy to find out be any musical instrument in performance, tell the musical instrument played and where be in, adopt what skill and technique in performance, and this all plays good effect for the interest and level improving music appreciating.After starting to play DAB, the time parameter that described instrument information data file compares musical instrument start and stop performance by extracting, playing technique changes, arrive in those musical instruments strike up at reproduction time, just go out title or the graphic pattern of musical instrument in the position display that display is corresponding according to location parameter, and playing technique etc.; And when reproduction time arrives stopping performance, stop the musical instrument playing just no longer to show; The change of playing technique therebetween also will make corresponding change.Like this, in whole music process, by following the tracks of the time course of music, just synchronously can start display in good time or stopping display instrument information.Certainly, also can be played the effect of display instrument information by the change title of musical instrument or the measure such as color, brightness, flicker of graphic pattern, also when playing music can enable at any time by operation or stop musical instrument position display function.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of digital Audio Broadcasting System embodiment of the present invention.
Fig. 2 is the musical instrument position display interface schematic diagram in digital Audio Broadcasting System of the present invention.
Embodiment
Embodiment 1
A kind of simultaneous display plays an instrument the DAB player method of position, first, set up instrument information data file, the method for building up of described instrument information data file is: according to concrete orchestration and the performance situation of each song, position residing when determining the title of each musical instrument participating in performance in this song and determine that it is played, be extracted in the performance initial time of each musical instrument in whole song performance process respectively, play the time of end time and playing technique change, again by the performance initial time of musical instrument, play the initial displaying time of time respectively as musical instrument of end time and playing technique change, stop the displaying time that displaying time and playing technique change, set up the initial displaying time according to musical instrument, the instrument information data file of the time showing instrument information stopping displaying time and playing technique to change, described instrument information comprises musical instrument title or graphic pattern, musical instrument illustrated position and playing technique, then, synchronous averaging digital audio file and described song, and described instrument information data file, play digital audio file, and by opening or stopping instrument information Presentation Function carry out the display of instrument information or do not show, when opening instrument information Presentation Function, along with the broadcasting of song on the display of display device, the instrument information such as the musical instrument title that simultaneous display is current to play an instrument or graphic pattern, musical instrument illustrated position and playing technique.The present embodiment can by change participate in the title of musical instrument or the graphic pattern played color, brightness, flickering display instrument information.
Embodiment 2
Simultaneous display plays an instrument the digital Audio Broadcasting System of position, comprising:
Button or touch screen 109, select for completing various menu operation, information input and function;
Data-carrier store 110, for the instrument information data file storing digital audio file He match, described instrument information data file be in whole song performance process using participate in the musical instrument played performance initial time, play time that end time and playing technique change as the initial displaying time of musical instrument, the displaying time that stops displaying time and playing technique to change, described instrument information data file, described instrument information comprises musical instrument title or graphic pattern, musical instrument illustrated position and playing technique;
Driver module 106 and liquid crystal display 104, described driver module 106 is for realizing the drived control to liquid crystal display 104, and described liquid crystal display 104 is for the current musical instrument title that plays an instrument of real-time synchronization display or graphic pattern, musical instrument illustrated position and playing technique;
Audio decoder module 102 and dio Output Modules 103, described audio decoder module 102 is for being converted into simulated audio signal by DAB, described dio Output Modules 103, can Direct driver earphone or input as the source of sound of audio frequency power amplifier for realizing audio output function;
Processor 101, described processor 101 is according to the instruction from button or touch screen 109, from the instrument information data file that data-carrier store 110 is transferred corresponding digital audio file and mated with song, and send to audio decoder module 102 after being play by digital audio file decompress(ion), send to driver module 106 by after instrument information data documents disposal simultaneously.
In the present embodiment,
Be provided with input/output port 108 on processor 101, described input/output port 108, for connecting the interface of external unit, realizes and the data transmission of external unit and the transmission of control command.Described digital Audio Broadcasting System also comprises video drive 107 and video frequency output 105.
Described instrument information data file can provide together along with the distribution of music album, or leaves website supporting specially in and carry out coupling by user and download for off-line or use online.
Below in conjunction with the drawings and specific embodiments the present invention will be further explained explanation.
Fig. 1 is the digital Audio Broadcasting System circuit block diagram of embodiments of the invention, as shown in Figure 1, in the present embodiment, digital Audio Broadcasting System of the present invention comprises the parts such as processor 101, data-carrier store 110, button or touch screen 109, input/output port 108, video drive 107 and video frequency output 105, display driver 106 and liquid crystal display 104, audio decoder 102 and audio frequency output 103.
Function or the effect of each several part are as follows:
Processor 101 is main control unit, adopts the 32-bit microprocessor of ARM kernel, and this microprocessor supports that the memory device of plurality of specifications is as the management of SD card, USB flash disk, portable hard drive, FLASH etc.File management and DAB are play and are responsible for by processor 101.
Data-carrier store 110 can be various ways, as SD card, USB flash disk, portable hard drive, FLASH etc., is mainly used in the instrument information data file storing digital audio file and song and mate with song.
Button or touch screen 109 are input equipments, by button and touch screen, can complete various menu operation, information input and function and select.
Input/output port 108 is the interfaces connecting external unit, realizes and the data transmission of external unit and the transmission of control command.
Display interface, for realizing the Video Output of displaying contents, is shown by the interface of video frequency output 105 by video drive 107 on the video equipments such as liquid crystal TV set.
Video frequency output 105 is the interface arrangements connecting video display apparatus.
Display driver 106 is Drive and Control Circuit of LCDs, realizes the drived control to liquid crystal display 104.
Liquid crystal display 104 is display sections of native system, for display graphics or graphic interface, dynamic video information etc.
Audio decoder 102 realizes digital audio decoding, and DAB is converted into simulated audio signal.
Audio frequency exports and 103 realizes audio output function, can Direct driver earphone or input as the source of sound of audio frequency power amplifier.
Described there is the digital Audio Broadcasting System of musical instrument position display function principle of work and process as follows:
First, need the concrete orchestration according to each song and the situation of performance, correspondingly write instrument information data file, namely the musical instrument title for showing or graphic pattern, musical instrument illustrated position, playing technique is comprised, and the data file of the information such as time parameter that musical instrument strikes up, stops playing, playing technique changes.For the musical instrument title that shows or graphic pattern, musical instrument illustrated position, playing technique, and musical instrument strike up, stop play, playing technique change time parameter etc., these information are referred to as instrument information in the present invention, the data file formed by instrument information, is referred to as instrument information data file in the present invention.Described instrument information data file can provide together along with the distribution of special edition, extract for during broadcasting music in the data-carrier store being stored in described digital Audio Broadcasting System after can in advance mating with song, or leave website supporting specially in connect described website by user by input/output port 108 and carry out coupling and download and be stored in for off-line in data-carrier store 110, or do not store online use in this locality.The process of coupling is as follows: after described digital Audio Broadcasting System enters supporting website by the upper internet of input/output port connection, system extracts comparing in the feature of the song in data-carrier store and website instrument information database automatically, such as according to information searches such as the title of song, affiliated special edition, performing artist, playing duration and corresponding instrument information can be mated, mate the instrument information data file that suitable rear download chooses and be stored in data-carrier store.User also can use PC to surf the Net, and is mated by supporting application program.Like this, the time parameter, musical instrument location parameter etc. that start or stop performance and playing technique to change by setting the musical instrument participating in playing in advance, broadcasting along with music synchronously starts display in good time or stops display musical instrument title or graphic pattern, musical instrument illustrated position, playing technique etc., thus achieves object of the present invention.
After song have matched instrument information data file, described digital Audio Broadcasting System is when starting to play this song, processor 101 recalls the instrument information data file matched with this song simultaneously, make the display of liquid crystal display 104 dimness all participate in layout and the musical instrument illustrated position of the musical instrument played by display driver 106, also video frequency output 105 can be made to be connected to dim display musical instrument illustrated position on remote data indicator by video drive 107.
In whole music process, processor 101 obtains data by recalling described instrument information data file, constantly compare the time parameter of musical instrument start and stop performance, playing technique change, arrive in those musical instruments strike up at reproduction time, just light title or the graphic pattern of musical instrument in the position of liquid crystal display 104 correspondence according to location parameter, and showing explanatory note playing technique, the change of playing technique also will make corresponding change according to time parameter; And when reproduction time arrives musical instrument stopping performance, stop the musical instrument playing just to extinguish dimmed, cancel the explanatory note of playing technique.
Also when playing music can be enabled at any time by operation push-button or touch screen 109 or stop musical instrument position display function.
Musical instrument position display function does not affect audio frequency and plays, processor 101 is play after reading the song chosen, digital audio decoding is realized by audio decoder 102, DAB is converted into simulated audio signal, then export 103 by audio frequency and realize audio output function, Direct driver earphone or the source of sound as audio frequency power amplifier input.
So until before playing and terminating, processor 101 is constantly according to the temporal information of instrument information data file, light or extinguish title or the graphic pattern of musical instrument, display or cancellation playing technique explanatory note, make user can on one side listoning music, while under the prompting of native system, be very easy to find out is that what musical instrument is in performance, tell the musical instrument played where to be in, see and adopt what skill and technique in performance, user is allowed to experience the characteristic of various musical instrument and the effect of multiple musical instrument He Zou at any time, profound understanding magic of music, this all plays good effect for the interest and level improving music appreciating.
Fig. 2 is the musical instrument position display interface schematic diagram in digital Audio Broadcasting System of the present invention, as shown in Figure 2, and being described as follows of each viewing area in display interface:
201 is status display areas, shows the system time, the information such as broadcast state and battery allowance.
202 is play viewing area, shows the information such as track name, performing artist, album name, time schedule bar play.
203 is musical instrument position display regions, shows the information such as title or picture, illustrated position, playing technique of the musical instrument of current performance.
204 is song list viewing areas, shows the song in the list of current broadcasting or file.
205 is manipulation regions, can carry out playing/suspend, the operation such as front/rear selected songs, plus/minus volume, menu option.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, the present invention can also have various modifications and variations.All changes within the spirit and principles in the present invention and change, all should be included within right of the present invention.
Claims (6)
1. simultaneous display plays an instrument a DAB player method for position, it is characterized in that,
First, set up instrument information data file, the method for building up of described instrument information data file is: according to concrete orchestration and the performance situation of each song, position residing when determining the title of each musical instrument participating in performance in this song and determine that it is played, be extracted in the performance initial time of each musical instrument in whole song performance process respectively, play the time of end time and playing technique change, again by the performance initial time of musical instrument, play the initial displaying time of time respectively as musical instrument of end time and playing technique change, stop the displaying time that displaying time and playing technique change, set up the initial displaying time according to musical instrument, the instrument information data file of the time showing instrument information stopping displaying time and playing technique to change, described instrument information comprises musical instrument title or graphic pattern, musical instrument illustrated position and playing technique,
Then, synchronous averaging digital audio file and described song, and described instrument information data file, play digital audio file, and by opening or stopping instrument information Presentation Function carry out the display of instrument information or do not show, when opening instrument information Presentation Function, along with the broadcasting of song on the display of display device, the musical instrument title that simultaneous display is current to play an instrument or graphic pattern, musical instrument illustrated position and playing technique instrument information.
2. simultaneous display as claimed in claim 1 plays an instrument the DAB player method of position, it is characterized in that, by changing the color of title or the graphic pattern participating in the musical instrument played, brightness, flickering display instrument information.
3. simultaneous display plays an instrument a digital Audio Broadcasting System for position, it is characterized in that, comprising:
Button or touch screen (109), select for completing various menu operation, information input and function;
Data-carrier store (110), for offline storage or inline cache digital audio file and the instrument information data file that matches, described instrument information data file be in whole song performance process using participate in the musical instrument played performance initial time, play time that end time and playing technique change as the initial displaying time of musical instrument, the displaying time that stops displaying time and playing technique to change, described instrument information data file, described instrument information comprises musical instrument title or graphic pattern, musical instrument illustrated position and playing technique;
Driver module (106) and liquid crystal display (104), described driver module (106) is for realizing drived control to liquid crystal display (104), and described liquid crystal display (104) is for the current musical instrument title that plays an instrument of simultaneous display or graphic pattern, musical instrument illustrated position and playing technique;
Audio decoder module (102) and dio Output Modules (103), described audio decoder module (102) is for being converted into simulated audio signal by DAB, described dio Output Modules (103), can Direct driver earphone or input as the source of sound of audio frequency power amplifier for realizing audio output function;
Processor (101), described processor (101) is according to the instruction from button or touch screen (109), from the instrument information data file that data-carrier store (110) is transferred corresponding digital audio file and mated with song, and by digital audio file decompress(ion) play after send to audio decoder module (102), simultaneously by synchronized transmission after instrument information data documents disposal to driver module (106).
4. simultaneous display according to claim 3 plays an instrument the digital Audio Broadcasting System of position, it is characterized in that, processor (101) is provided with input/output port (108), described input/output port (108) is for connecting the interface of external unit, realize and the data transmission of external unit and the transmission of control command, can be used for the loading of the instrument information data file matched with digital audio file.
5. simultaneous display according to claim 3 plays an instrument the digital Audio Broadcasting System of position, it is characterized in that, described digital Audio Broadcasting System also comprises video drive (107) and video frequency output (105), for the current musical instrument title that plays an instrument of simultaneous display or graphic pattern, musical instrument illustrated position and playing technique.
6. Play System as claimed in claim 3, it is characterized in that, described instrument information data file can provide together along with the distribution of music album, or leaves website supporting specially in and carry out coupling download for off-line or use online by user.
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| CN201310402109.3A CN103440137B (en) | 2013-09-06 | 2013-09-06 | A kind of simultaneous display plays an instrument the DAB player method of position and system thereof |
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| CN108462892B (en) * | 2018-03-26 | 2019-08-06 | 百度在线网络技术（北京）有限公司 | The processing method and equipment that image and audio sync play |
| CN108766408A (en) * | 2018-05-24 | 2018-11-06 | 广州音乐猫乐器科技有限公司 | A kind of electronic musical instrument ensemble system and method |
| CN114417050B (en) * | 2022-03-09 | 2022-06-28 | 深圳市云动创想科技有限公司 | Intelligent caching method and device, storage medium and electronic equipment |
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| CN101901595A (en) * | 2010-05-05 | 2010-12-01 | 北京中星微电子有限公司 | Method and system for generating animation according to audio music |
| CN101996627A (en) * | 2009-08-21 | 2011-03-30 | 索尼公司 | Speech processing apparatus, speech processing method and program |
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| US7683251B2 (en) * | 2005-09-02 | 2010-03-23 | Qrs Music Technologies, Inc. | Method and apparatus for playing in synchronism with a digital audio file an automated musical instrument |
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| US6225545B1 (en) * | 1999-03-23 | 2001-05-01 | Yamaha Corporation | Musical image display apparatus and method storage medium therefor |
| CN101996627A (en) * | 2009-08-21 | 2011-03-30 | 索尼公司 | Speech processing apparatus, speech processing method and program |
| CN101901595A (en) * | 2010-05-05 | 2010-12-01 | 北京中星微电子有限公司 | Method and system for generating animation according to audio music |
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