CN103685677A - Audio processing method and device, and terminal equipment - Google Patents
Audio processing method and device, and terminal equipment Download PDFInfo
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- CN103685677A CN103685677A CN201210316712.5A CN201210316712A CN103685677A CN 103685677 A CN103685677 A CN 103685677A CN 201210316712 A CN201210316712 A CN 201210316712A CN 103685677 A CN103685677 A CN 103685677A
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Abstract
The embodiment of the invention discloses an audio processing method and device, and terminal equipment, wherein the method comprises the steps of acquiring by the terminal equipment the audio parameters of a non-standard configuration earphone, and regulating the audio access parameter of the terminal equipment according to the audio parameters of the non-standard configuration earphone, so that the audio effectof any non-standard configuration earphoneon any terminal equipment is improved.
Description
Technical field
The present invention relates to computer realm, relate in particular to a kind of audio-frequency processing method and device, terminal equipment.
Background technology
Popular along with high-fidelity (High-Fidelity, HIFI), user requires more and more higher to the tonequality of terminal equipment.Generally, the audio engineer of terminal equipment manufacturer can be according to the audio frequency parameter of standard configuration earphone, the voice-frequency channel parameter of terminal equipment is set, thereby the audio signal of terminal equipment output can be mated with the audio frequency parameter of standard configuration earphone, thereby the outer playback that can improve supporting earphone is imitated.
Based on being only provided with the audio frequency parameter of standard configuration earphone in existing terminal equipment, therefore, existing terminal equipment can only be applicable to the outer playback effect that standard configuration earphone just can reach optimization, and can not be applicable to other non-standard configuration earphones, has application limitation.
Summary of the invention
The embodiment of the present invention provides a kind of audio-frequency processing method and device, terminal equipment, can realize arbitrary terminal equipment and use any non-standard configuration earphone all can improve audio frequency effect.
First aspect, the embodiment of the present invention provides a kind of audio-frequency processing method, comprising:
Terminal equipment obtains the audio frequency parameter of non-standard configuration earphone;
According to the audio frequency parameter of described non-standard configuration earphone, regulate the voice-frequency channel parameter of described terminal equipment.
In the possible implementation of the first, the audio frequency parameter specific implementation that described terminal equipment obtains non-standard configuration earphone can be:
Described terminal equipment sends the first audio signal by audio interface to described non-standard configuration earphone, so that described non-standard configuration earphone is exported the second audio signal after regulating described the first audio signal according to the audio frequency parameter of self;
Described terminal equipment gathers described the second audio signal by Mike's interface;
Described the second audio signal and described the first audio signal are compared, obtain the audio frequency parameter of described non-standard configuration earphone.
Second aspect, the embodiment of the present invention provides a kind of apparatus for processing audio, comprising:
Acquisition module, for obtaining the audio frequency parameter of non-standard configuration earphone;
Adjustment module, for the audio frequency parameter of the non-standard configuration earphone that obtains according to described acquisition module, regulates the voice-frequency channel parameter of described terminal equipment.
The third aspect, the embodiment of the present invention provides a kind of terminal equipment, comprising: above-mentioned apparatus for processing audio.
The embodiment of the present invention is by above technical scheme, the embodiment of the present invention is by obtaining the audio frequency parameter of non-standard configuration earphone, according to the audio frequency parameter of the non-standard configuration earphone obtaining, voice-frequency channel parameter to terminal equipment regulates accordingly, so that the voice-frequency channel parameter of terminal equipment and the audio frequency parameter item of non-standard configuration earphone mate, thereby the audio signal that can realize terminal equipment output can be mated with the audio frequency parameter of non-standard configuration earphone, thereby the outer playback that can optimize non-standard configuration earphone is imitated.Meanwhile, the terminal equipment of the embodiment of the present invention goes for any a non-standard configuration earphone, can improve user's Experience Degree.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The schematic flow sheet of the audio-frequency processing method that Fig. 1 provides for one embodiment of the invention;
Fig. 2 is the contrast schematic diagram before and after the present embodiment is optimized the frequency response curve of non-standard configuration earphone;
The structural representation of the apparatus for processing audio that Fig. 3 provides for another embodiment of the present invention;
The structural representation of another apparatus for processing audio that Fig. 4 provides for another embodiment of the present invention;
The structural representation of the terminal equipment that Fig. 5 provides for another embodiment of the present invention;
Fig. 6 is the spectrum diagram of the first audio signal of application embodiment illustrated in fig. 1;
Fig. 7 is the spectrum diagram of the second audio signal of application embodiment illustrated in fig. 1.
Embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
In view of existing terminal equipment can only be applicable to the outer playback effect that standard configuration earphone just can reach optimization, and can not be applicable to other non-standard configuration earphones, there is application limitation, the embodiment of the present invention provides a kind of audio-frequency processing method, can be applied to arbitrary terminal equipment, in the time of can realizing arbitrary terminal equipment and use arbitrary non-standard configuration earphone, can improve the outer playback effect of this non-standard configuration earphone.
The schematic flow sheet of the audio-frequency processing method that Fig. 1 provides for one embodiment of the invention, specifically comprises:
101, terminal equipment obtains the audio frequency parameter of non-standard configuration earphone.
It should be noted that, in order to make the standard configuration earphone of terminal equipment there is optimized outer playback yupin effect, the audio engineer of terminal equipment, according to the audio frequency parameter of standard configuration earphone, the audio frequency parameter of default standard configuration earphone in the voice-frequency channel of terminal equipment, thus the audio signal of terminal equipment output can be mated with the audio frequency parameter of standard configuration earphone.
In an optional execution mode of the present invention, the audio interface by non-standard configuration earphone by terminal equipment is connected with terminal equipment, and terminal equipment is play the first audio signal, and terminal equipment sends the first audio signal by audio interface to non-standard configuration earphone;
When non-standard configuration earphone carries out outer putting by the first audio signal receiving, because non-standard configuration earphone has self audio frequency parameter, after non-standard configuration earphone regulates the first audio signal receiving according to the audio frequency parameter of self, output the second audio signal.
Terminal equipment gathers the second audio signal by Mike's interface, and the second audio signal and the first audio signal are compared, and determines the audio frequency parameter of non-standard configuration earphone.
It should be noted that, above-mentioned non-standard configuration earphone comprises the earphone of the arbitrary model not matching with terminal equipment; Above-mentioned audio frequency parameter includes but not limited at least one parameter in loudness and frequency response; The audio interface of above-mentioned terminal equipment and Mike's interface can be arranged in same Peripheral Interface, also can arrange separately, and the present invention is not construed as limiting this.
It should be noted that, frequency response (abbreviation frequency response) is most important performance parameter in audio frequency parameter, determining the audio frequency effect of earphone, in an optional execution mode of the present invention, can adopt frequency sweep method to measure the frequency response parameter of earphone, it should be noted that, the basic thought of above-mentioned frequency sweep method is: in the frequency range of paying close attention to, point by point scanning goes out the frequency response of each Frequency point, then matching generates frequency response curve.
Fig. 6 is the spectrum diagram of the first audio signal of application embodiment illustrated in fig. 1, Fig. 7 is the spectrum diagram of the second audio signal of application embodiment illustrated in fig. 1, as shown in Figure 6 and Figure 7, during specific implementation, the first audio signal that mobile phone (terminal equipment) is play by non-standard configuration earphone (audio interface) is that frequency range is the swept-frequency signal of 20-20kHz, then by Mike (MIC) the interface collection of mobile phone, return the second audio signal after non-standard configuration earphone is adjusted, in mobile phone, the second audio signal is carried out to spectrum analysis, for example, by FFT computing, thereby obtain the frequency response of non-standard configuration earphone, in mobile phone to carrying out energy statistics in the second audio signal time domain, for example pointwise square adds up, thereby obtain the reference value of non-standard configuration earphone loudness, wherein, it will be appreciated by those skilled in the art that, it can be algorithm of the prior art that FFT computing and pointwise square add up, and the present invention's contrast is not construed as limiting.
102,, according to the audio frequency parameter of described non-standard configuration earphone, regulate the voice-frequency channel parameter of described terminal equipment.
In an optional execution mode of the present invention, according to the audio frequency parameter of the non-standard configuration earphone obtaining in step 101, the voice-frequency channel parameter of terminal equipment is regulated accordingly, the voice-frequency channel parameter of terminal equipment and the audio frequency parameter item of non-standard configuration earphone are mated.
It should be noted that, the voice-frequency channel parameter of described terminal equipment includes but not limited at least one parameter in gain, loudness and frequency response.
For instance, non-standard configuration earphone based on obtaining in above-mentioned steps 101 is in the frequency response of each frequency, can be by default digital filter (Infinite Impulse Response in the voice-frequency channel of mobile phone, IIR), frequency response parameter to the voice-frequency channel of terminal equipment regulates accordingly, thereby can realize, the frequency response of non-standard configuration earphone is optimized, the frequency response of balance non-standard configuration earphone, improves non-standard configuration earphone tonequality.Fig. 2 is the contrast schematic diagram before and after the present embodiment is optimized the frequency response curve of non-standard configuration earphone, as shown in Figure 2, dotted line represents the frequency response curve of the non-standard configuration earphone before optimization, solid line represents the frequency response curve of the non-standard configuration earphone after optimization, and the frequency response curve of the non-standard configuration earphone after optimization is more level and smooth.
The embodiment of the present invention is by obtaining the audio frequency parameter of non-standard configuration earphone, according to the audio frequency parameter of the non-standard configuration earphone obtaining, voice-frequency channel parameter to terminal equipment regulates accordingly, so that the voice-frequency channel parameter of terminal equipment and the audio frequency parameter item of non-standard configuration earphone mate, thereby the audio signal that can realize terminal equipment output can be mated with the audio frequency parameter of non-standard configuration earphone, thereby the outer playback that can optimize non-standard configuration earphone is imitated.Meanwhile, the terminal equipment of the embodiment of the present invention goes for any a non-standard configuration earphone, can improve user's Experience Degree.
The structural representation of the apparatus for processing audio that Fig. 3 provides for another embodiment of the present invention, as shown in Figure 3, specifically comprises:
In an optional execution mode of the present invention, as shown in Figure 4, acquisition module 31 specifically comprises:
Transmitting element 311, for sending the first audio signal by audio interface to described non-standard configuration earphone, so that described non-standard configuration earphone is exported the second audio signal after regulating described the first audio signal according to the audio frequency parameter of self;
Receiving element 312, for gathering described the second audio signal by Mike's interface;
Device described in the embodiment of the present invention can obtain the audio frequency parameter of non-standard configuration earphone, according to the audio frequency parameter of non-standard configuration earphone, voice-frequency channel parameter to terminal equipment regulates accordingly, so that the voice-frequency channel parameter of terminal equipment and the audio frequency parameter item of non-standard configuration earphone mate, thereby the audio signal that can realize terminal equipment output can be mated with the audio frequency parameter of non-standard configuration earphone, thereby the outer playback that can optimize non-standard configuration earphone is imitated.Meanwhile, the terminal equipment of the embodiment of the present invention goes for any a non-standard configuration earphone, can improve user's Experience Degree.
The structural representation of the terminal equipment that Fig. 5 provides for another embodiment of the present invention, as shown in Figure 5, specifically comprise: processor, audio interface, Mike's interface, wherein, in processor, comprise the apparatus for processing audio described in embodiment as shown in Figure 3 or Figure 4, when processor moves, can carry out following steps:
Processor obtains the audio frequency parameter of non-standard configuration earphone, according to the audio frequency parameter of described non-standard configuration earphone, regulates the voice-frequency channel parameter of described terminal equipment.
During specific implementation, audio interface by non-standard configuration earphone by terminal equipment is connected with terminal equipment, default audio player is installed in the terminal equipment of the present embodiment, for example, processor can send play instruction to audio player, and audio player receives after play instruction, play the first audio signal, wherein, the first audio signal can include but not limited to arbitrary audio signal default in audio player, and the present invention is not construed as limiting this.
By the first audio signal, the audio interface by terminal equipment sends to non-standard configuration earphone audio player;
When non-standard configuration earphone carries out outer putting by the first audio signal receiving, because non-standard configuration earphone has self audio frequency parameter, after the first audio signal receiving being regulated according to the audio frequency parameter of self, output the second audio signal.
Mike's interface of terminal equipment gathers the second audio signal, and the second audio signal gathering is sent to processor, and processor compares the second audio signal and the first audio signal that receive, determines the audio frequency parameter of non-standard configuration earphone.
Processor, according to the audio frequency parameter of the described non-standard configuration earphone obtaining, regulates the voice-frequency channel parameter of described terminal equipment.
The terminal equipment of the embodiment of the present invention is according to the audio frequency parameter of the non-standard configuration earphone obtaining, voice-frequency channel parameter to terminal equipment regulates accordingly, so that the voice-frequency channel parameter of terminal equipment and the audio frequency parameter item of non-standard configuration earphone mate, thereby the audio signal that can realize terminal equipment output can be mated with the audio frequency parameter of non-standard configuration earphone, thereby the outer playback that can optimize non-standard configuration earphone is imitated.Meanwhile, the terminal equipment of the embodiment of the present invention goes for any a non-standard configuration earphone, can improve user's Experience Degree.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of program command, aforesaid program can be stored in a computer read/write memory medium, this program, when carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (5)
1. an audio-frequency processing method, is characterized in that, comprising:
Terminal equipment obtains the audio frequency parameter of non-standard configuration earphone;
According to the audio frequency parameter of described non-standard configuration earphone, regulate the voice-frequency channel parameter of described terminal equipment.
2. method according to claim 1, is characterized in that, the audio frequency parameter that described terminal equipment obtains non-standard configuration earphone specifically comprises:
Described terminal equipment sends the first audio signal by audio interface to described non-standard configuration earphone, so that described non-standard configuration earphone is exported the second audio signal after regulating described the first audio signal according to the audio frequency parameter of self;
Described terminal equipment gathers described the second audio signal by Mike's interface;
Described the second audio signal and described the first audio signal are compared, obtain the audio frequency parameter of described non-standard configuration earphone.
3. an apparatus for processing audio, is characterized in that, comprising:
Acquisition module, for obtaining the audio frequency parameter of non-standard configuration earphone;
Adjustment module, for the audio frequency parameter of the non-standard configuration earphone that obtains according to described acquisition module, regulates the voice-frequency channel parameter of described terminal equipment.
4. device according to claim 3, is characterized in that, described acquisition module specifically comprises:
Transmitting element, for sending the first audio signal by audio interface to described non-standard configuration earphone, so that described non-standard configuration earphone is exported the second audio signal after regulating described the first audio signal according to the audio frequency parameter of self;
Receiving element, for gathering described the second audio signal by Mike's interface;
Contrast unit, for described first audio signal of described second audio signal of described receiving element reception and the transmission of described transmitting element is compared, obtains the audio frequency parameter of described non-standard configuration earphone.
5. a terminal equipment, is characterized in that, comprising: the apparatus for processing audio as described in any one in claim 3-4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210316712.5A CN103685677A (en) | 2012-08-31 | 2012-08-31 | Audio processing method and device, and terminal equipment |
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| CN201210316712.5A CN103685677A (en) | 2012-08-31 | 2012-08-31 | Audio processing method and device, and terminal equipment |
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| CN105357613A (en) * | 2015-11-03 | 2016-02-24 | 广东欧珀移动通信有限公司 | Adjustment method and device for playing parameters of audio output devices |
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| CN111541982A (en) * | 2020-04-28 | 2020-08-14 | 歌尔科技有限公司 | Sound effect regulation control method, processing terminal and earphone |
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| CN113873395A (en) * | 2020-06-30 | 2021-12-31 | 努比亚技术有限公司 | Sound effect adjusting method, terminal and computer readable storage medium |
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Application publication date: 20140326 |