CN105828255A - Method for optimizing pops and clicks of audio device and terminal - Google Patents
Method for optimizing pops and clicks of audio device and terminal Download PDFInfo
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- CN105828255A CN105828255A CN201610311419.8A CN201610311419A CN105828255A CN 105828255 A CN105828255 A CN 105828255A CN 201610311419 A CN201610311419 A CN 201610311419A CN 105828255 A CN105828255 A CN 105828255A
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- 238000012545 processing Methods 0.000 claims abstract description 25
- 230000006870 function Effects 0.000 description 41
- 238000010586 diagram Methods 0.000 description 15
- 238000004891 communication Methods 0.000 description 9
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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Abstract
The invention discloses a method for optimizing pops and clicks of an audio device and a terminal, and relates to the technical field of audio processing. The method comprises following steps of reading a first volume value currently set by the audio device when an audio playing instruction is received; dividing the first volume value into N sublevels; controlling the audio signals output by the audio device to be loud gradually according to the volume values corresponding to the N sublevels, wherein the N is a positive integer greater than or equal to 2; reading a second volume value currently set by the audio device when an audio playing closing instruction is received; dividing the second volume value into M sublevels; and controlling the voice signals output by the audio device to be weak gradually according to the volume values corresponding to the M sublevels, wherein the M is a positive integer greater than or equal to 2. According to the method and the terminal, the pops and clicks of the audio device generated due to great volume changes when the audio playing function is started or closed can be eliminated, the mute phenomenon will not appear, and the user experience is improved.
Description
Technical field
The invention belongs to audio signal processing technique field, particularly relate to a kind of method optimizing audio frequency apparatus sonic boom and terminal.
Background technology
Development along with multimedia technology, development with the mobile terminal of audio playing function is also with rapid changepl. never-ending changes and improvements, in order to improve tonequality and the audio that audio frequency is play, the audio playing function of existing mobile terminal the most all has earphone and plays and two kinds of audio modes putting outside loudspeaker, but the problem that both audio-frequency play modes also bring POP sound while promoting mobile terminal tonequality and audio.
POP sound is also referred to as sonic boom, it is also possible to be popsandclicks.POP sound commences play out audio frequency at mobile terminal and terminates the when that audio frequency being play the most obvious, is similar to the sound of rush of current.Shown in Figure 1, the general POP mail using following methods to solve mobile terminal topic in prior art:
While opening audio signal data stream, by mobile terminal mute certain time, such as: mute5～10 seconds；
While closing audio signal data stream, then by mobile terminal mute certain time, such as: mute5～10 seconds.
Although said method can solve the problem that the POP mail topic of mobile terminal, but also can disappear part audio signal while eliminating POP sound, bring bad experience to user.
Summary of the invention
The embodiment of the present invention provides a kind of method optimizing audio frequency apparatus sonic boom and terminal, can improve Consumer's Experience.
First aspect, embodiments provides a kind of method optimizing audio frequency apparatus sonic boom, including:
Receive the instruction starting audio playing function；
Read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel；
The audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described N number of sublevel gradually strengthens, and wherein, N is the positive integer more than or equal to 2.
On the other hand, the embodiment of the present invention provides a kind of method optimizing audio frequency apparatus sonic boom, including:
Receive the instruction closing audio playing function；
Read the second volume value that present video equipment is arranged, described second volume value is divided into M sublevel；
The audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described M sublevel gradually weakens, and wherein, M is the positive integer more than or equal to 2.
On the other hand, embodiment of the present invention one terminal, it is characterised in that including:
Receive unit, for receiving the instruction starting audio playing function；
Volume value division unit, for reading the first volume value that present video equipment is arranged, is divided into N number of sublevel by described first volume value；
Audio frequency gradually rings control unit, gradually strengthens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described N number of sublevel, and wherein, N is the positive integer more than or equal to 2.
On the other hand, embodiment of the present invention one terminal, it is characterised in that including:
Receive unit, for receiving the instruction closing audio playing function；
Volume value division unit, for reading the second volume value that present video equipment is arranged, is divided into M sublevel by described second volume value；
Volume diminuendo control unit, gradually weakens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described M sublevel, and wherein, M is the positive integer more than or equal to 2.
A kind of method and system optimizing audio frequency apparatus sonic boom that implementing the embodiment of the present invention provides have the advantages that
The embodiment of the present invention is due to when opening audio playing function, read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel, the audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described N number of sublevel is the loudest, wherein, N is the positive integer more than or equal to 2；When closing audio playing function, read the second volume value that present video equipment is arranged, described second volume value is divided into M sublevel, the audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described M sublevel gradually weakens, wherein, M is the positive integer more than or equal to 2, it is thus possible to eliminate the POP sound that audio frequency apparatus produces owing to volume change is too big when opening or closing audio playing function, and due to the application is by gradually ring/diminuendo by the way of eliminate POP sound, so noise reduction phenomenon can't occur, enhance Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly that embodiment of the present invention technical scheme, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 be in prior art use elimination POP sound method implement schematic diagram；
Fig. 2 be first embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement flow chart；
Fig. 3 be second embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement schematic diagram；
Fig. 4 be third embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement schematic diagram；
Fig. 5 be fourth embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement flow chart；
Fig. 6 is the schematic block diagram of a kind of terminal that first embodiment of the invention provides；
Fig. 7 is the schematic block diagram of a kind of terminal that second embodiment of the invention provides；
Fig. 8 is the schematic block diagram of a kind of terminal that third embodiment of the invention provides；
Fig. 9 is the schematic block diagram of a kind of terminal that fourth embodiment of the invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
It is to be understood that, when using in this specification and in the appended claims, term " includes " and the described feature of " comprising " instruction, entirety, step, operation, element and/or the existence of assembly, but is not precluded from one or more further feature, entirety, step, operation, element, assembly and/or the existence of its set or interpolation.
It is also understood that the term used in this description of the invention is not intended to limit the present invention merely for the sake of the purpose describing specific embodiment.As used in description of the invention and appended claims, unless context clearly indicates other situation, otherwise " ", " " and " being somebody's turn to do " of singulative is intended to include plural form.
It will be further appreciated that, the term "and/or" used in description of the invention and appended claims refers to the one or more any combination being associated in the item listed and likely combines, and includes that these combine.
In implementing, terminal described in the embodiment of the present invention includes but not limited to other portable set of mobile phone, laptop computer or the tablet PC such as with touch sensitive surface (such as, touch-screen display and/or touch pad) etc.It is to be further understood that in certain embodiments, described equipment not portable communication device, but there is the desk computer of touch sensitive surface (such as, touch-screen display and/or touch pad).
In discussion below, describe the terminal including display and touch sensitive surface.It is to be understood, however, that terminal can include such as physical keyboard, mouse and/or control other physical user-interface device one or more of bar.
Terminal supports various application programs, such as in following one or more: drawing application program, demonstration applications, word-processing application, website creates application program, dish imprinting application program, spreadsheet applications, game application, telephony application, videoconference application, email application, instant messaging applications, take exercise and support application program, photo management application program, digital camera application program, digital camera application program, web-browsing application program, digital music player application and/or video frequency player application program.
The various application programs that can perform in terminal can use at least one public physical user-interface device of such as touch sensitive surface.Among applications and/or can adjust in corresponding application programs and/or change the corresponding information of display in one or more functions of touch sensitive surface and terminal.So, the public physical structure (such as, touch sensitive surface) of terminal can support the various application programs with the most directly perceived and transparent user interface.
Fig. 2 be first embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement schematic diagram.A kind of method optimizing audio frequency apparatus sonic boom shown in Figure 2, that the present embodiment provides, including:
In S201, receive the instruction starting audio playing function.
In S202, reading the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel, wherein N is the positive integer more than or equal to 2.
It should be noted that in the present embodiment, described audio frequency apparatus includes but not limited to have the mobile terminal devices such as the mobile phone of audio playing function, MP3, MP4 and panel computer.Wherein, the first volume value can be divided into according to the use habit of self and N number of wait sublevel or N number of do not wait sublevel by user, and the value of N can be determined according to testing effect by user according to practical situation.Preferably, in order to make user obtain more preferable audio experience, in the present embodiment, described first volume value is divided into N number of sublevel of Denging.Preferably, the N in the present embodiment is 5.
In S203, the audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described N number of sublevel gradually strengthens.Further, S203 specifically includes:
It is amplified processing to audio signal to the volume value corresponding to described N number of sublevel according to order from small to large；
Output is amplified the audio signal after processing.
In the present embodiment, described according to order from small to large, the volume value corresponding to described N number of sublevel be amplified process to audio signal and specifically include:
Volume value corresponding to N number of sublevel is stored in the deposit unit of described audio frequency apparatus according to order from small to large；
Read the volume value corresponding to N number of sublevel in deposit unit step by step, and successively the volume value corresponding to N number of sublevel is sent into the audio gain amplifying unit of audio frequency apparatus；
Described audio gain amplifying unit basis successively receives the volume value corresponding to N number of sublevel and is amplified audio signal processing, and exports the audio signal after processing and amplifying.
Further, in the present embodiment, the volume duration of each scale correspondence output is 20ms, and the audio gain amplifying unit in audio frequency apparatus can use audio gain amplifier to may be used without software programming module and realize.
A kind of method of audio frequency apparatus sonic boom that optimizes that the present embodiment provides is due to when opening audio playing function, read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel, the audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described N number of sublevel is the loudest, wherein, N is the positive integer more than or equal to 2, it is thus possible to eliminate the POP sound that audio frequency apparatus produces owing to volume change is too big when opening audio playing function, and due to the application is by gradually ring by the way of eliminate POP sound, so noise reduction phenomenon can't occur, enhance Consumer's Experience.
Fig. 3 be second embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement schematic diagram.A kind of method optimizing audio frequency apparatus sonic boom shown in Figure 3, that the present embodiment provides, including:
In S301, receive the instruction closing audio playing function.
In S302, reading the second volume value that present video equipment is arranged, described second volume value is divided into M sublevel, wherein, M is the positive integer more than or equal to 2.
It should be noted that in the present embodiment, described audio frequency apparatus includes but not limited to have the mobile terminal devices such as the mobile phone of audio playing function, MP3, MP4 and panel computer.Wherein, user can according to the use habit of self the second volume value is divided into M wait sublevel or M do not wait sublevel, the value of M can be determined according to testing effect by user according to practical situation.Preferably, in order to make user obtain more preferable audio experience, in the present embodiment, described second volume value is divided into M and waits sublevel.Preferably, the M in the present embodiment is 5.
In S303, the audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described M sublevel gradually weakens.Further, S203 specifically includes:
It is amplified processing to audio signal to the volume value corresponding to described M sublevel according to order from big to small；
Output is amplified the audio signal after processing.
In the present embodiment, described according to order from big to small, the volume value corresponding to described M sublevel be amplified process to audio signal and specifically include:
Volume value corresponding to M sublevel is stored in the deposit unit of described audio frequency apparatus according to order from big to small；
Read the volume value corresponding to M sublevel in deposit unit step by step, and successively by the audio gain amplifying unit of the volume value feeding audio frequency apparatus corresponding to M sublevel；
Described audio gain amplifying unit basis successively receives the volume value corresponding to M sublevel and is amplified audio signal processing, and exports the audio signal after processing and amplifying.
Further, in the present embodiment, the volume duration of each scale correspondence output is 20ms, and the audio gain amplifying unit in audio frequency apparatus can use audio gain amplifier to may be used without software programming module and realize.
A kind of method of audio frequency apparatus sonic boom that optimizes that the present embodiment provides is due to when closing audio playing function, read the second volume value that present video equipment is arranged, described second volume value is divided into M sublevel, the audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described M sublevel gradually weakens, wherein, M is the positive integer more than or equal to 2, it is thus possible to eliminate the POP sound that audio frequency apparatus produces owing to volume change is too big when cutting out audio playing function, and owing to the application being eliminate POP sound by the way of diminuendo, so noise reduction phenomenon can't occur, enhance Consumer's Experience.
What Fig. 4 showed a kind of method optimizing audio frequency apparatus sonic boom that third embodiment of the invention provides implements schematic diagram.Shown in Figure 4, a kind of method optimizing audio frequency apparatus sonic boom that the present embodiment provides includes the method that Fig. 2 and embodiment illustrated in fig. 3 provide, by when opening audio-frequency function, the volume making the audio signal that audio frequency apparatus exports is changed from small to big, when closing audio-frequency function, the volume of the audio signal that audio frequency apparatus exports mode from large to small is made to eliminate the POP sound that produces when opening or closing audio playing function, it does not haves noise reduction phenomenon while eliminating POP sound, greatly strengthen Consumer's Experience.
Fig. 5 be fourth embodiment of the invention provide a kind of method optimizing audio frequency apparatus sonic boom implement schematic diagram.Shown in Figure 5, a kind of method of audio frequency apparatus sonic boom that optimizes that the present embodiment provides, relative to embodiment illustrated in fig. 4, also includes after opening audio playing function and before audio playing function is thoroughly closed:
By described audio frequency apparatus mute Preset Time, the span of described Preset Time is 45ms～60ms.Preferably, in the present embodiment, described Preset Time is 50ms.
Relative to embodiment illustrated in fig. 4, in the present embodiment use after opening audio playing function and audio playing function thoroughly close before and after by described audio frequency apparatus mute Preset Time, wherein the span of Preset Time is 45～60ms, owing to the time of mute is the ofest short duration, almost it is negligible, therefore noise reduction phenomenon of the prior art can't occur, and the effect of elimination audio frequency apparatus POP sound can be optimized further to the method eliminating POP sound relative to the combination that gradually ring/weakens of mute+ used in embodiment illustrated in fig. 4 the present embodiment, more preferable acoustical quality is brought to experience to user.
Fig. 6 is the schematic block diagram of a kind of terminal that first embodiment of the invention provides, and this terminal is for running the method that embodiment illustrated in fig. 2 provides.Illustrate only part related to the present embodiment for convenience of description.
A kind of terminal shown in Figure 6, that the present embodiment provides, including:
Receive unit 1, for receiving the instruction starting audio playing function；
Volume value division unit 2, for reading the first volume value that present video equipment is arranged, is divided into N number of sublevel by described first volume value；
Audio frequency gradually rings control unit 3, gradually strengthens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described N number of sublevel, and wherein, N is the positive integer more than or equal to 2.
Optionally, described volume value division unit 2 specifically for:
Read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel of Denging.
Optionally, described audio frequency gradually ring control unit 3 specifically for:
It is amplified processing to audio signal to the volume value corresponding to described N number of sublevel according to order from small to large；
Output is amplified the audio signal after processing.
Optionally, described terminal also includes:
Quiet unit 4, for when receiving the instruction starting audio playing function, by quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
Fig. 7 is the schematic block diagram of a kind of terminal that second embodiment of the invention provides, and this terminal is for running the method that embodiment illustrated in fig. 3 provides.Illustrate only part related to the present embodiment for convenience of description.
A kind of terminal shown in Figure 7, that the present embodiment provides, including:
Receive unit 1, for receiving the instruction closing audio playing function；
Volume value division unit 2, for reading the second volume value that present video equipment is arranged, is divided into M sublevel by described second volume value；
Volume diminuendo control unit 5, gradually weakens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described M sublevel, and wherein, M is the positive integer more than or equal to 2.
Optionally, described volume value division unit 2 specifically for:
Read the second volume value that present video equipment is arranged, described second volume value is divided into M and waits sublevel.
Optionally, described volume diminuendo control unit 5 specifically for:
It is amplified processing to audio signal to the volume value corresponding to described M sublevel according to order from big to small；
Output is amplified the audio signal after processing.
Optionally, described terminal also includes:
Quiet unit 4, for when receiving the instruction closing audio playing function, by quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
What Fig. 8 showed a kind of terminal that third embodiment of the invention provides implements schematic diagram.The method that this terminal provides for service chart 4 and embodiment illustrated in fig. 5.Illustrate only part related to the present embodiment for convenience of description.
Shown in Figure 8, a kind of terminal that the present embodiment provides includes:
Receive unit 1, for receiving the instruction of on/off audio playing function；
Volume value division unit 2, for when receiving the instruction starting audio playing function, reads the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel；For when receiving closedown audio playing function, reading the second volume value that present video equipment is arranged, described second volume value be divided into M sublevel；
Audio frequency gradually rings control unit 3, gradually strengthens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described N number of sublevel, and wherein, N is the positive integer more than or equal to 2；
Volume diminuendo control unit 5, gradually weakens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described M sublevel, and wherein, M is the positive integer more than or equal to 2.
Optionally, described terminal also includes:
Quiet unit 4, for when receiving the instruction of on/off audio playing function, by quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
It should be noted that, the embodiment of the present invention provide above-mentioned terminal in unit, due to the inventive method embodiment based on same design, its technique effect brought is identical with the inventive method embodiment, particular content can be found in the narration in the inventive method embodiment, and here is omitted.
Therefore, the terminal that Fig. 6 of the present invention～embodiment illustrated in fig. 8 provide can eliminate the POP sound that audio frequency apparatus produces owing to volume change is too big when opening or closing audio playing function equally, and does not haves noise reduction phenomenon, enhances Consumer's Experience.
Shown in Figure 9, it is the schematic block diagram of a kind of terminal that fourth embodiment of the invention provides.Terminal in the present embodiment as depicted may include that
Processor 910 (processor), communication interface 920 (CommunicationsInterface), memorizer 930 (memory), bus 940.
Processor 910, communication interface 920, memorizer 930 completes mutual communication by bus 940.
Communication interface 920, is used for and cable modem communication.
Processor 910, is used for the program that performs 931.
Specifically, program 931 can include that program 931 code, described program 931 code include computer-managed instruction.
Processor 910 is probably a central processing unit 910CPU, or specific integrated circuit ASIC (ApplicationSpecificIntegratedCircuit), or is configured to implement one or more integrated circuits of the embodiment of the present invention.
Memorizer 930, is used for program of depositing 931.Memorizer 930 may comprise high-speed RAM memorizer 930, it is also possible to also includes nonvolatile memory 930 (non-volatilememory), for example, at least one disk memory 930.Program 931 specifically may include that
Receive unit 1, for receiving the instruction of on/off audio playing function；
Volume value division unit 2, for when receiving the instruction starting audio playing function, reads the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel；For when receiving closedown audio playing function, reading the second volume value that present video equipment is arranged, described second volume value be divided into M sublevel；
Audio frequency gradually rings control unit 3, gradually strengthens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described N number of sublevel, and wherein, N is the positive integer more than or equal to 2；
Volume diminuendo control unit 5, gradually weakens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described M sublevel, and wherein, M is the positive integer more than or equal to 2.
Optionally, described program 931 can also include:
Quiet unit 4, for when receiving the instruction of on/off audio playing function, by quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, the system of foregoing description and the specific works process of unit, it is referred to the corresponding process in preceding method embodiment, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system and method, can realize by another way.Such as, device embodiment described above is only schematically, such as, the division of described module, be only a kind of logic function to divide, actual can have when realizing other dividing mode, the most multiple modules or assembly can in conjunction with or be desirably integrated into another system, or some features can ignore, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some communication interfaces 920, device or the INDIRECT COUPLING of unit or communication connection, can be electrical, machinery or other form.
The described module illustrated as separating component can be or may not be physically separate, and the parts shown as unit can be or may not be physical module, i.e. may be located at a place, or can also be distributed on multiple mixed-media network modules mixed-media.Some or all of unit therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.
It addition, each functional module in each embodiment of the present invention can be integrated in a processing module, it is also possible to be that modules is individually physically present, it is also possible to two or more modules are integrated in a module.
If described function is using the form realization of software function module and as independent production marketing or use, can be stored in a self-aided terminal read/write memory medium.Based on such understanding, part or the part of this technical scheme that prior art is contributed by technical scheme the most in other words can embody with the form of software product, this software product is stored in a storage medium, including some instructions with so that a self-aided terminal (can be the self-service withdrawal equipment etc. of the ticket machine of subway, Stored Value machine and bank) performs all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory 930 (ROM, Read-OnlyMemory), the various media that can store program 931 code such as random access memory 930 (RAM, RandomAccessMemory), magnetic disc or CD.
The above; it is only the detailed description of the invention of the present invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; can readily occur in amendment or the replacement of various equivalence, these amendments or replacement all should be contained within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (16)
1. the method optimizing audio frequency apparatus sonic boom, it is characterised in that including:
Receive the instruction starting audio playing function；
Read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel；
The audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described N number of sublevel gradually strengthens, and wherein, N is the positive integer more than or equal to 2.
Method the most according to claim 1, it is characterised in that the first volume value that described reading present video equipment is arranged, is divided into N number of sublevel by described first volume value and specifically includes:
Read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel of Denging.
Method the most according to claim 1, it is characterised in that the described audio signal according to the volume value control described audio frequency apparatus output corresponding to described N number of sublevel is the loudest to be included:
It is amplified processing to audio signal to the volume value corresponding to described N number of sublevel according to order from small to large；
Output is amplified the audio signal after processing.
Method the most according to claim 1, it is characterised in that also include after the instruction of described reception startup audio playing function:
By quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
5. the method optimizing audio frequency apparatus sonic boom, it is characterised in that including:
Receive the instruction closing audio playing function；
Read the second volume value that present video equipment is arranged, described second volume value is divided into M sublevel；
The audio signal controlling the output of described audio frequency apparatus according to the volume value corresponding to described M sublevel gradually weakens, and wherein, M is the positive integer more than or equal to 2.
Method the most according to claim 5, it is characterised in that the second volume value that described reading present video equipment is arranged, is divided into M sublevel by described second volume value and specifically includes:
Read the second volume value that present video equipment is arranged, described second volume value is divided into M and waits sublevel.
Method the most according to claim 5, it is characterised in that the described volume value according to corresponding to described M sublevel controls the audio signal of described audio frequency apparatus output and gradually weakens and specifically include:
It is amplified processing to audio signal to the volume value corresponding to described M sublevel according to order from big to small；
Output is amplified the audio signal after processing.
Method the most according to claim 5, it is characterised in that also include after the instruction of described reception closedown audio playing function:
By quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
9. a terminal, it is characterised in that including:
Receive unit, for receiving the instruction starting audio playing function；
Volume value division unit, for reading the first volume value that present video equipment is arranged, is divided into N number of sublevel by described first volume value；
Audio frequency gradually rings control unit, gradually strengthens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described N number of sublevel, and wherein, N is the positive integer more than or equal to 2.
Terminal the most according to claim 9, it is characterised in that described volume value division unit specifically for:
Read the first volume value that present video equipment is arranged, described first volume value is divided into N number of sublevel of Denging.
11. terminals according to claim 9, it is characterised in that described audio frequency gradually ring control unit specifically for:
It is amplified processing to audio signal to the volume value corresponding to described N number of sublevel according to order from small to large；
Output is amplified the audio signal after processing.
12. terminals according to claim 9, it is characterised in that also include:
Quiet unit, for when receiving the instruction starting audio playing function, by quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
13. 1 kinds of terminals, it is characterised in that including:
Receive unit, for receiving the instruction closing audio playing function；
Volume value division unit, for reading the second volume value that present video equipment is arranged, is divided into M sublevel by described second volume value；
Volume diminuendo control unit, gradually weakens for controlling the audio signal of described audio frequency apparatus output according to the volume value corresponding to described M sublevel, and wherein, M is the positive integer more than or equal to 2.
14. terminals according to claim 13, it is characterised in that described volume value division unit specifically for:
Read the second volume value that present video equipment is arranged, described second volume value is divided into M and waits sublevel.
15. terminals according to claim 13, it is characterised in that described volume diminuendo control unit specifically for:
It is amplified processing to audio signal to the volume value corresponding to described M sublevel according to order from big to small；
Output is amplified the audio signal after processing.
16. terminals according to claim 13, it is characterised in that also include:
Quiet unit, for when receiving the instruction closing audio playing function, by quiet for described audio frequency apparatus Preset Time, the span of described Preset Time is 45ms～60ms.
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| CN201610311419.8A CN105828255A (en) | 2016-05-12 | 2016-05-12 | Method for optimizing pops and clicks of audio device and terminal |
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| CN114035765A (en) * | 2021-11-12 | 2022-02-11 | 维沃移动通信有限公司 | Audio playback method and device |
| CN115914937A (en) * | 2021-09-30 | 2023-04-04 | 上海擎感智能科技有限公司 | Audio processing method and device, electronic device and storage medium |
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Application publication date: 20160803 |