CN105989824B - Karaoke system of mobile equipment and mobile equipment - Google Patents
Karaoke system of mobile equipment and mobile equipment Download PDFInfo
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- CN105989824B CN105989824B CN201510083499.1A CN201510083499A CN105989824B CN 105989824 B CN105989824 B CN 105989824B CN 201510083499 A CN201510083499 A CN 201510083499A CN 105989824 B CN105989824 B CN 105989824B
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Abstract
The invention discloses a karaoke system of mobile equipment and the mobile equipment, the system includes: the system comprises an audio decoding module 11, a sound card driving acquisition module 12, a mixed flow module 13 and a sound card driving playing module 14; the audio decoding module 11 is configured to read a music file and decode the music file into a background audio; the sound card driving and collecting module 12 is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into a singing voice frequency; the mixed flow module 13 is used for receiving the background audio and the singing voice audio and synthesizing the background audio and the singing voice audio into audio data; the sound card driving playing module 14 is configured to call a driving interface of the sound card to push the audio data to the sound card for audio playing. The invention effectively reduces the playing delay time and greatly improves the user experience.
Description
Technical Field
The invention relates to the technical field of audio processing, in particular to a karaoke system of mobile equipment and the mobile equipment.
Background
Karaoke is an entertainment activity suitable for people of all ages, smart phones are more and more widely applied, and the entertainment functions of mobile internet smart phones are more and more diversified. At present, many multimedia devices such as mobile phones with karaoke function exist in the market, but with the further development and improvement of multimedia technology, the existing products are difficult to meet the requirements of users. In the prior art, when sound is played, a bottom layer system playing Application programming Interface (API for short) needs to pass through a process of a bottom layer system acquiring the API, a smart phone system acquiring the API, and a smart phone system playing the API, so that after sound data is pushed in, the playing needs to pass through a large delay, which greatly affects user experience.
Disclosure of Invention
The present invention is directed to solve the above-mentioned deficiencies of the prior art, and to provide a karaoke system for a mobile device and a mobile device, which can reduce the playback delay time and improve the playback effect.
To achieve the above object, in one aspect, the present invention provides a karaoke system for a mobile device, including: the system comprises an audio decoding module 11, a sound card driving acquisition module 12, a mixed flow module 13 and a sound card driving playing module 14; the audio decoding module 11 is configured to read a music file and decode the music file into a background audio; the sound card driving and collecting module 12 is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into a singing voice frequency; the mixed flow module 13 is used for receiving the background audio and the singing voice audio and synthesizing the background audio and the singing voice audio into audio data; the sound card driving playing module 14 is configured to call a driving interface of the sound card to push the audio data to the sound card for audio playing.
Preferably, the sound card driving and collecting module 12 is specifically configured to: collecting an application programming interface of a bottom layer system; the sound card driving playing module 14 plays the application programming interface of the underlying system.
Preferably, the system further comprises: a sound effect control module 21; the sound effect control module 21 is used for adjusting the singing voice and audio to provide various effects.
Preferably, the system further comprises: a tone control module 31; the tone control module 31 is used for the modification function of background audio rising and falling.
Preferably, the audio decoding module decodes multiple audio files simultaneously, and includes: accompaniment audio 41 and original singing audio 42.
Preferably, the system further comprises: a switching module 51; the switching module is used for the accompaniment audio 41 and the original singing audio 42.
In another aspect, the present invention further provides a mobile device, including: the system described above.
The invention utilizes the karaoke system of the mobile device and the mode that the mobile device directly calls the sound card driving interface to receive the singing sound signal and directly pushes the mixed audio data to the sound card for playing by calling the sound card driving interface, thereby saving the processes of collecting the API by the intelligent mobile phone system and playing the API by the intelligent mobile phone system when playing the audio data in the prior art, simplifying the audio transmission flow, shortening the playing delay time and greatly improving the user experience.
Drawings
Fig. 1 is a structural diagram of a karaoke system of a mobile device according to an embodiment of the present invention;
fig. 2 is a structural diagram of a karaoke system of another mobile device according to an embodiment of the present invention;
fig. 3 is a structural diagram of a karaoke system of another mobile device according to an embodiment of the present invention;
fig. 4 is a structural diagram of a karaoke system of another mobile device according to an embodiment of the present invention;
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the present invention are further described in detail below with reference to the accompanying drawings and the embodiments.
The invention provides a karaoke system of mobile equipment and the mobile equipment, which mainly simplify the audio transmission process and shorten the playing delay time. The system receives singing voice signals through a direct calling sound card driving interface, and mixed audio data is directly pushed to a sound card for playing through calling the sound card driving interface, so that the function of shortening playing delay time is realized.
Fig. 1 is a karaoke system of a mobile device according to an embodiment of the present invention, as shown in fig. 1, the system includes: the system comprises an audio decoding module 11, a sound card driving and collecting module 12, a mixed flow module 13 and a sound card driving and playing module 14.
The audio decoding module 11 is used for reading the music file and decoding the music file into background audio.
The sound card driving and collecting module 12 is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into the singing voice frequency.
In particular, the sound card driver acquisition module 12 is used to acquire an application programming interface of the underlying system.
The mixed flow module 13 is used for receiving the background audio and the singing voice audio and synthesizing the background audio and the singing voice audio into audio data.
The sound card driving playing module 14 is configured to call a driving interface of the sound card to push the audio data to the sound card for audio playing.
In particular, the sound card driver acquisition module 14 is used to play an application programming interface of the underlying system.
Fig. 2 is a karaoke system of another mobile device according to an embodiment of the present invention, as shown in fig. 2, the system includes: the system comprises an audio decoding module 11, a sound card driving and collecting module 12, a mixed flow module 13, a sound card driving and playing module 14 and a sound effect control module 21.
The audio decoding module 11 is used for reading the music file and decoding the music file into background audio.
The sound card driving and collecting module 12 is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into the singing voice frequency.
In particular, the sound card driver acquisition module 12 is used to acquire an application programming interface of the underlying system.
The mixed flow module 13 is used for receiving the background audio and the singing voice audio and synthesizing the background audio and the singing voice audio into audio data.
The sound card driving playing module 14 is configured to call a driving interface of the sound card to push the audio data to the sound card for audio playing.
In particular, the sound card driver acquisition module 14 is used to play an application programming interface of the underlying system.
The sound effect control module 21 is used for adjusting the singing voice and audio to provide various effects.
Specifically, the sound effect control module 21 supports a preset mode and a custom mode. The sound effect processing module supports preset modes, including the preset modes of classic male voice, classic female voice, recording studio and the like. And the system also provides a support custom mode, so that a user can set sound effect control parameters including reverberation processing and equalization processing in a detailed and autonomous manner. The equalization processing includes: adjustment of five audio frequency bins (60Hz, 230Hz, 910Hz, 3.6KHz, 14 KHz). The reverberation processing provides for the adjustment of parameters such as reverberation time, intelligibility, reverberation gain, room size, etc.
Fig. 3 is a karaoke system of another mobile device according to an embodiment of the present invention, as shown in fig. 3, the system includes: the system comprises an audio decoding module 11, a sound card driving and collecting module 12, a mixed flow module 13, a sound card driving and playing module 14, a sound effect control module 21 and a tone control module 31.
The audio decoding module 11 is used for reading the music file and decoding the music file into background audio.
The sound card driving and collecting module 12 is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into the singing voice frequency.
In particular, the sound card driver acquisition module 12 is used to acquire an application programming interface of the underlying system.
The mixed flow module 13 is used for receiving the background audio and the singing voice audio and synthesizing the background audio and the singing voice audio into audio data.
The sound card driving playing module 14 is configured to call a driving interface of the sound card to push the audio data to the sound card for audio playing.
In particular, the sound card driver acquisition module 14 is used to play an application programming interface of the underlying system.
The sound effect control module 21 is used for adjusting the singing voice and audio to provide various effects.
Specifically, the sound effect control module 21 supports a preset mode and a custom mode. The sound effect processing module supports preset modes, including the preset modes of classic male voice, classic female voice, recording studio and the like. And the system also provides a support custom mode, so that a user can set sound effect control parameters including reverberation processing and equalization processing in a detailed and autonomous manner. The equalization processing includes: adjustment of five audio frequency bins (60Hz, 230Hz, 910Hz, 3.6KHz, 14 KHz). The reverberation processing provides for the adjustment of parameters such as reverberation time, intelligibility, reverberation gain, room size, etc.
The tone control module 31 is used for the modification function of background audio rising and falling.
The tone processing function of the karaoke system of the mobile equipment adopts a tone signal processing technology to modify the pitch of a sound signal. The audio data decoded by the accompaniment is mainly changed into tone (ten levels in total) so that the user obtains different listening experiences or singing experiences.
Fig. 4 is a karaoke system of another mobile device according to an embodiment of the present invention, as shown in fig. 4, the system includes: the system comprises an audio decoding module 11, a sound card driving and collecting module 12, a mixed flow module 13, a sound card driving and playing module 14, a sound effect control module 21, a tone control module 31 and a switching module 51.
The audio decoding module 11 is used for reading the music file and decoding the music file into background audio.
The sound card driving and collecting module 12 is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into the singing voice frequency.
In particular, the sound card driver acquisition module 12 is used to acquire an application programming interface of the underlying system.
The mixed flow module 13 is used for receiving the background audio and the singing voice audio and synthesizing the background audio and the singing voice audio into audio data.
The sound card driving playing module 14 is configured to call a driving interface of the sound card to push the audio data to the sound card for audio playing.
In particular, the sound card driver acquisition module 14 is used to play an application programming interface of the underlying system.
The sound effect control module 21 is used for adjusting the singing voice and audio to provide various effects.
Specifically, the sound effect control module 21 supports a preset mode and a custom mode. The sound effect processing module supports preset modes, including the preset modes of classic male voice, classic female voice, recording studio and the like. And the system also provides a support custom mode, so that a user can set sound effect control parameters including reverberation processing and equalization processing in a detailed and autonomous manner. The equalization processing includes: adjustment of five audio frequency bins (60Hz, 230Hz, 910Hz, 3.6KHz, 14 KHz). The reverberation processing provides for the adjustment of parameters such as reverberation time, intelligibility, reverberation gain, room size, etc.
The tone control module 31 is used for the modification function of background audio rising and falling.
The switching module 51 is used for switching the accompaniment audio 41 and the original singing audio 42, and the user K can select the function selection of switching the accompaniment and the original singing when singing.
According to the karaoke system of the mobile equipment and the mobile equipment, provided by the invention, the singing voice signal is received by utilizing the direct calling sound card driving interface, and the mixed audio data is directly pushed to the sound card for playing by calling the sound card driving interface, so that the processes of collecting the API by the smart phone system and playing the API by the smart phone system in the audio data playing process in the prior art are omitted, the audio transmission flow is simplified, the playing delay time is shortened, and the user experience degree is greatly improved.
Those of skill would further appreciate that the various illustrative components and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied in hardware, a software module executed by a processor, or a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. A karaoke system for a mobile device, the system comprising: the device comprises an audio decoding module (11), a sound card driving and collecting module (12), a mixed flow module (13), a sound card driving and playing module (14) and an effect control module (21);
the audio decoding module (11) is used for reading the music file and decoding the music file into background audio; also for simultaneously decoding multiple audio files, comprising: accompaniment audio (41), original singing audio (42);
the sound card driving and collecting module (12) is used for calling a driving interface of the sound card to receive the singing voice signal and converting the singing voice signal into the singing voice frequency; the sound card driving and collecting module (12) is specifically used for: collecting an application programming interface of a bottom layer system;
the mixed flow module (13) is used for receiving background audio and singing voice audio and synthesizing the background audio and the singing voice audio into audio data;
the sound card driving playing module (14) is used for calling a driving interface of the sound card to push audio data to the sound card for audio playing; the sound card driving playing module (14) plays an application programming interface of a bottom layer system;
the sound effect control module (21) is used for adjusting the singing voice and the audio to provide various effects.
2. The system of claim 1, further comprising: a tone control module (31);
and the tone control module (31) is used for modifying background audio up-down.
3. The system of claim 1, further comprising: a switching module (51);
the switching module (51) is used for converting the accompaniment audio (41) and the original audio (42).
4. A mobile device comprising the system of claim 1.
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| CN201510083499.1A CN105989824B (en) | 2015-02-16 | 2015-02-16 | Karaoke system of mobile equipment and mobile equipment |
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| CN201510083499.1A CN105989824B (en) | 2015-02-16 | 2015-02-16 | Karaoke system of mobile equipment and mobile equipment |
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| CN105989824A CN105989824A (en) | 2016-10-05 |
| CN105989824B true CN105989824B (en) | 2021-01-12 |
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| CN108461086B (en) * | 2016-12-13 | 2020-05-15 | 北京唱吧科技股份有限公司 | Real-time audio switching method and device |
| CN109410970A (en) * | 2018-10-12 | 2019-03-01 | 北京微播视界科技有限公司 | Method and apparatus for generating audio data |
| CN109451329B (en) * | 2019-01-16 | 2021-01-29 | 广州市千钧网络科技有限公司 | Audio mixing processing method and device |
| CN109887523B (en) * | 2019-01-21 | 2021-06-18 | 北京小唱科技有限公司 | Audio data processing method and device for singing application, electronic equipment and storage medium |
| CN109981893B (en) * | 2019-02-28 | 2021-05-14 | 广州酷狗计算机科技有限公司 | Lyric display method and device |
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| JP3956628B2 (en) * | 2001-02-21 | 2007-08-08 | ヤマハ株式会社 | Server device |
| US20090287324A1 (en) * | 2008-05-13 | 2009-11-19 | Creative Technology Ltd | Portable audio enhancement and media player device |
| CN102074226A (en) * | 2009-11-24 | 2011-05-25 | 旭达电脑（昆山）有限公司 | Method and device for implementing karaoke scoring function by portable electronic device |
| US8983829B2 (en) * | 2010-04-12 | 2015-03-17 | Smule, Inc. | Coordinating and mixing vocals captured from geographically distributed performers |
| CN202475559U (en) * | 2012-01-10 | 2012-10-03 | 沈奕 | Intelligent hand mobile with karaoke function built therein |
| CN102710857A (en) * | 2012-05-24 | 2012-10-03 | 武汉诚迈科技有限公司 | Karaoke method suitable for android smart phone |
| CN102915726A (en) * | 2012-10-19 | 2013-02-06 | 深圳市益光实业有限公司 | Karaoke (OK) system for tablet personal computer and realizing method |
| CN103531191A (en) * | 2013-09-30 | 2014-01-22 | 乐视致新电子科技（天津）有限公司 | Sound processing method and device |
| CN103903625B (en) * | 2014-04-17 | 2017-06-16 | 北京音之邦文化科技有限公司 | The sound mixing method and device of audio |
| CN104184894A (en) * | 2014-08-21 | 2014-12-03 | 深圳市比巴科技有限公司 | Karaoke implementation method and system |
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