CN109686348A - A kind of audio processing system restoring professional audio - Google Patents
A kind of audio processing system restoring professional audio Download PDFInfo
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- CN109686348A CN109686348A CN201811525293.XA CN201811525293A CN109686348A CN 109686348 A CN109686348 A CN 109686348A CN 201811525293 A CN201811525293 A CN 201811525293A CN 109686348 A CN109686348 A CN 109686348A
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- effect device
- audio
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/0091—Means for obtaining special acoustic effects
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
Abstract
The invention discloses a kind of audio processing systems for restoring professional audio, including control manager and be sequentially connected in series N number of effect device；N is the positive integer more than or equal to 2；Control manager is used for, and obtains preset configuration file, and according to preset configuration file, is successively controlled N number of effect device and is carried out n times audio effect processing to the audio data of acquisition, to export the audio data for having audio frequency effect；N number of effect device is any combination of following device type: reverberator, balanced device or compressor, using embodiment provided by the invention, easily audio can be adjusted to perfect effect, reached easy to operate, the better purpose of effect in the case where lacking musical expertise.
Description
Technical field
The present invention relates to field of audio processing more particularly to a kind of audio processing systems for restoring professional audio.
Background technique
Audio data is handled on mobile phone at present, the dry sound such as to give song recitals polishes it, and widespread practice is,
By a series of settings at the end app, reverberation is such as modified, modifies high pitch, the operation such as balanced device is adjusted, user is allowed to adjust manually,
But for public users, due to lacking the professional knowledge about music, few people can pass through these mechanical adjustings
To reach perfect effect.
And the present invention provides a kind of audio processing system and methods, using sound unified on the end app and audio editing device
Frequency algorithm, by the resource management of server- aided, to be automatically that user voice is pocessed polishing.
Summary of the invention
The purpose of the embodiment of the present invention is that providing a kind of audio processing system for restoring professional audio, music can lacked
In the case where professional knowledge, easily audio is adjusted to perfect effect, has reached easy to operate, the better purpose of effect.
To achieve the above object, the embodiment of the invention provides a kind of audio processing systems for restoring professional audio, including
It controls manager and is sequentially connected in series N number of effect device；N is the positive integer more than or equal to 2；
The control manager is used for, and obtains preset configuration file, and according to the preset configuration file, is successively controlled
It makes N number of effect device and n times audio effect processing is carried out to the audio data of acquisition, to export the audio data for having audio frequency effect；
N number of effect device is any combination of following device type: reverberator, balanced device or compressor.
Further, the preset configuration file is obtained by following steps:
Create the first configuration file；Wherein, first configuration file includes the built-up sequence parameter and effect of effect device
The parameter of device；
It by first configuration file in the form of VST plug-in unit, is packaged, obtains the preset configuration file.
Further, the built-up sequence parameter of the effect device is used for, when the control manager receives described preset
Configuration file when, N number of effect device is ranked up according to the corresponding sequence of built-up sequence parameter of the effect device, and
N number of effect device is sequentially connected；
The parameter of the effect device is used for, and when the control manager receives the preset configuration file, is adjusted
The efficacy parameter of the effect device of sequence is completed.
Further, described according to the preset configuration file, N number of effect device is successively controlled to the audio of acquisition
Data carry out n times audio effect processing, specifically:
It, will be described preset according to retrieving algorithm when the control manager receives the preset configuration file
Configuration file is restored, and the built-up sequence parameter of the effect device and the parameter of the effect device are obtained；
According to the parameter of the built-up sequence parameter of the effect device and the effect device, N number of effect device is arranged
Sequence, and the efficacy parameter of each effect device is adjusted；
When in N number of effect device including reverberator, controls the reverberator and audio data addition reverberation is returned
Audio fruit；When in N number of effect device including balanced device, controls the reverberator and the frequency of the audio data is adjusted
Section；When in N number of effect device including compressor, controls the reverberator and the audio data is carried out at loudness pressure limit
Reason.
Further, the retrieving algorithm is an algorithm groups, and the sequence and effect of reduction effect device are come with configuration file
The efficacy parameter of device.
Further, the audio processing system further includes server；
The server is used for, and every time after the audio processing system work, the tuning of N number of effect device is joined for storage
Number；Wherein, the tuning parameter includes the order of connection of N number of effect device and the efficacy parameter of N number of effect device；
When getting identical audio data next time, corresponding tuning parameter directly is downloaded from the server, and will
N number of effect device is adjusted.
Further, the audio of the input and output is all pcm format.
Compared with prior art, it has the following beneficial effects:
The audio processing system provided in an embodiment of the present invention for restoring professional audio, including control manager and be sequentially connected in series
Connect N number of effect device；N is the positive integer more than or equal to 2；Control manager is used for, and obtains preset configuration file, and according to pre-
If configuration file, successively control N number of effect device and n times audio effect processing carried out to the audio data of acquisition, audio is had with output
The audio data of effect；N number of effect device is any combination of following device type: reverberator, balanced device or compressor, using this
The embodiment provided is provided, easily can be adjusted audio to perfect effect in the case where lacking musical expertise,
Easy to operate, the better purpose of effect is reached.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the audio processing system provided by the invention for restoring professional audio.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Figure 1, the embodiment of the invention provides a kind of audio processing systems for restoring professional audio, including control pipe
It manages device and is sequentially connected in series N number of effect device；N is the positive integer more than or equal to 2；Control manager is used for, and obtains preset match
File is set, and according to preset configuration file, successively controls N number of effect device and n times audio effect processing is carried out to the audio data of acquisition,
To export the audio data for having audio frequency effect；N number of effect device is any combination of following device type: reverberator, balanced device
Or compressor.
In embodiments of the present invention, preset configuration file is obtained by following steps: the first configuration file of creation；Wherein,
First configuration file includes the built-up sequence parameter of effect device and the parameter of effect device；By the first configuration file with VST plug-in unit
Form is packaged, and obtains preset configuration file.
In the present embodiment, the built-up sequence parameter of effect device is used for, when control manager receives preset configuration text
When part, N number of effect device is ranked up according to the corresponding sequence of built-up sequence parameter of effect device, and successively by N number of effect device
It is connected；The parameter of effect device is used for, and when control manager receives preset configuration file, adjusts the effect that sequence is completed
The efficacy parameter of device.
As the preferred embodiment of the present invention, according to preset configuration file, N number of effect device is successively controlled to the sound of acquisition
Frequency according to carry out n times audio effect processing, specifically:
When control manager receives preset configuration file, according to retrieving algorithm, preset configuration file is carried out
Reduction, obtains the built-up sequence parameter of effect device and the parameter of effect device；
According to the built-up sequence parameter of effect device and the parameter of effect device, N number of effect device is ranked up, and to each effect
The efficacy parameter of fruit device is adjusted；
When in N number of effect device including reverberator, control reverberator adds reverberation echo effect to audio data；When N number of
When including balanced device in effect device, the frequency of audio data is adjusted in control reverberator；When in N number of effect device include pressure limit
When device, control reverberator carries out loudness pressure limit processing to audio data.
It should be noted that retrieving algorithm is an algorithm groups, the sequence and effect of reduction effect device are come with configuration file
The efficacy parameter of device can be most four parts audio frequency domain cutting, be individually for each frequency portion such as multistage compressor
Divide and add different sound adjustment curves, the pcm audio of time domain is transformed into frequency domain by fft transformation first, it is right under frequency domain
Each frequency range is adjusted, and then restores time domain, regenerates pcm audio stream, in this whole process, the cutting of frequency
Point such as 0-100Hz, 101-500Hz, 501-4000Hz, 4001-20000Hz, the variation range such as -80db of each frequency range:
40db [- 80db:-20db], -40db:-10db [- 20db:-5db], these parameters can adopt fft algorithm unanimously to cut, and
A stretching is carried out, final vst and this audio processing system obtain consistent sound.
As the preferred embodiment of the present invention, audio processing system provided by the invention further includes server；The server
For, after storing each audio processing system work, the tuning parameter of N number of effect device；Wherein, tuning parameter includes N number of effect
The efficacy parameter of the order of connection of device and N number of effect device；When getting identical audio data next time, directly under server
Corresponding tuning parameter is carried, and N number of effect device is adjusted.
In the present embodiment, the audio of input and output is pcm format in audio processing system provided by the invention.
It should be noted that configuration file is created by the end PC in the present embodiment, the end PC audio edited software is neutralized
Audio used in audio processing system provided by the invention adjusts algorithm, it is necessary to strictly be consistent, input/output argument is all
It is to correspond.The end PC algorithm is packaged in the form of VST plug-in unit, can use most of profession on the market in this way
Audio editing device does not need to develop again, does not need to carry out sounds specialist additional training yet.In this audio processing system,
Directly directly pcm data are handled using kernel algorithm.
In the present embodiment, all effect devices are all derived from EffectBase, and manager creates different subclasses, will
Pipeline is added in EffectBase, then load_from_json function is called to be passed to the audio frequency parameter in configuration file, effect
Algorithm parameter is arranged in device.After the completion of parameter setting, append_to_chain function, and incoming line c hain object are called, together
When feed the input format of an effect device.
To sum up, a kind of audio processing system restoring professional audio provided in an embodiment of the present invention, including control manager
Be sequentially connected in series N number of effect device；N is the positive integer more than or equal to 2；Control manager is used for, and obtains preset configuration text
Part, and according to preset configuration file, it successively controls N number of effect device and n times audio effect processing is carried out to the audio data of acquisition, with defeated
The audio data of audio frequency effect is had out；N number of effect device is any combination of following device type: reverberator, balanced device or pressure
Device is limited, using embodiment provided by the invention, easily can be arrived audio adjusting in the case where lacking musical expertise
Perfect effect has reached easy to operate, the better purpose of effect.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (7)
1. a kind of audio processing system for restoring professional audio, which is characterized in that including control manager and be sequentially connected in series N
A effect device；N is the positive integer more than or equal to 2；
The control manager is used for, and obtains preset configuration file, and according to the preset configuration file, successively controls institute
It states N number of effect device and n times audio effect processing is carried out to the audio data of acquisition, to export the audio data for having audio frequency effect；
N number of effect device is any combination of following device type: reverberator, balanced device or compressor.
2. the audio processing system as described in claim 1 for restoring professional audio, which is characterized in that the preset configuration text
Part is obtained by following steps:
Create the first configuration file；Wherein, first configuration file includes the built-up sequence parameter and effect device of effect device
Parameter；
It by first configuration file in the form of VST plug-in unit, is packaged, obtains the preset configuration file.
3. the audio processing system as claimed in claim 2 for restoring professional audio, which is characterized in that the combination of the effect device
Sequence parameter is used for, when the control manager receives the preset configuration file, by N number of effect device according to institute
The corresponding sequence of built-up sequence parameter for stating effect device is ranked up, and N number of effect device is sequentially connected；
The parameter of the effect device is used for, and when the control manager receives the preset configuration file, is adjusted complete
At the efficacy parameter of the effect device of sequence.
4. the audio processing system as claimed in claim 3 for restoring professional audio, which is characterized in that described according to described default
Configuration file, successively control N number of effect device and n times audio effect processing carried out to the audio data of acquisition, specifically:
When the control manager receives the preset configuration file, according to retrieving algorithm, by the preset configuration
File is restored, and the built-up sequence parameter of the effect device and the parameter of the effect device are obtained；
According to the parameter of the built-up sequence parameter of the effect device and the effect device, N number of effect device is ranked up, and
The efficacy parameter of each effect device is adjusted；
When in N number of effect device including reverberator, the reverberator is controlled to audio data addition reverberation echo effect
Fruit；When in N number of effect device including balanced device, controls the reverberator and the frequency of the audio data is adjusted；
When in N number of effect device including compressor, controls the reverberator and loudness pressure limit processing is carried out to the audio data.
5. the audio processing system as claimed in claim 4 for restoring professional audio, which is characterized in that the retrieving algorithm is one
A algorithm groups come the sequence of reduction effect device and the efficacy parameter of effect device with configuration file.
6. the audio processing system as described in claim 1 for restoring professional audio, which is characterized in that further include server；
The server is used for, after each audio processing system work of storage, the tuning parameter of N number of effect device；Its
In, the tuning parameter includes the order of connection of N number of effect device and the efficacy parameter of N number of effect device；
When getting identical audio data next time, corresponding tuning parameter directly is downloaded from the server, and by the N
A effect device is adjusted.
7. the audio processing system as described in claim 1 for restoring professional audio, which is characterized in that the sound of the input and output
Frequency is all pcm format.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811525293.XA CN109686348A (en) | 2018-12-13 | 2018-12-13 | A kind of audio processing system restoring professional audio |
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| CN201811525293.XA CN109686348A (en) | 2018-12-13 | 2018-12-13 | A kind of audio processing system restoring professional audio |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021008350A1 (en) * | 2019-07-12 | 2021-01-21 | 深圳创维－Rgb电子有限公司 | Audio playback method and apparatus and computer readable storage medium |
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Application publication date: 20190426 |