CN104486668A - Volume adjustment method - Google Patents
Volume adjustment method Download PDFInfo
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- CN104486668A CN104486668A CN201410669371.9A CN201410669371A CN104486668A CN 104486668 A CN104486668 A CN 104486668A CN 201410669371 A CN201410669371 A CN 201410669371A CN 104486668 A CN104486668 A CN 104486668A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
- H04N21/4396—Processing of audio elementary streams by muting the audio signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
- H04N21/4394—Processing of audio elementary streams involving operations for analysing the audio stream, e.g. detecting features or characteristics in audio streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The embodiment of the invention discloses a volume adjustment method, wherein the method comprises the steps of acquiring a target amplitude value of an audio signal according to the amplitude of the currently output audio signal, wherein the frequency of the audio signal is located in a first frequency range; comparing the target amplitude value with the amplitude threshold value corresponding to the first frequency range to obtain a comparative result; adjusting the amplitude of the audio signal according to the comparative result, and outputting the adjusted audio signal. By utilizing the embodiment, the operation of downloading third-party volume adjustment software to adjust the volume into a more proper volume is not required, and the convenience of volume adjustment is enhanced.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of volume adjusting method.
Background technology
Along with popularizing of the terminals such as mobile phone, panel computer, PC, people are very high by the frequency of the multimedia programmings such as these terminal plays such as MP3, MP4, FM, network flow-medium.The source of sound of different multimedia program itself has different amplitudes and frequency, result in user and has different Consumer's Experience when listening to multimedia programming.Such as, when terminal is with the less source of sound of the maximum amplitude of volume broadcasting own and amplitude larger source of sound own, the volume of the source of sound that the amplitude of user's uppick broadcasting own is less can be less compared with the volume of large source of sound than the amplitude of broadcasting own.For another example because people's ear is different to the sensitivity of the source of sound of different frequency, when terminal plays the source of sound of the source of sound of the highly sensitive frequency of possessor's ear and the low frequency of possessor's ear sensitivity with minimal volume, the volume of the source of sound of the frequency that the volume of the source of sound of the frequency that user's uppick possessor ear is responsive high is responsive lower than possessor ear is large.
In above-mentioned example, if user wants larger volume, when user is with the less source of sound of the amplitude of volume broadcasting that terminal is maximum own and the low source of sound of the frequency behaviour ear sensitivity that has, the demand that can not meet user may be caused.If user wants less volume, when user is with the larger source of sound of the amplitude of volume broadcasting that terminal is minimum own and the highly sensitive source of sound of the frequency behaviour ear that has, the demand that can not meet user may be caused.In prior art, terminal needs download third party volume adjusting software to regulate more suitable volume, thus reduces the convenience that terminal regulates more suitable volume.
Summary of the invention
Embodiments provide a kind of volume adjusting method, be conducive to the convenience improving volume adjusting.
Embodiments provide a kind of volume adjusting method, comprising:
Obtain the target amplitude value of described audio signal according to the amplitude of the audio signal of current output, the frequency of described audio signal is positioned within first frequency scope;
The amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result;
According to described comparative result, the amplitude of described audio signal is adjusted, and export the described audio signal after adjustment.
Implement the embodiment of the present invention, there is following beneficial effect:
In the embodiment of the present invention, the target amplitude value of this audio signal can be obtained according to the amplitude of the audio signal of current output, again the amplitude threshold that target amplitude value is corresponding with first frequency scope is compared, again according to comparative result, the amplitude of described audio signal is adjusted, finally export the described audio signal after adjustment, thus avoid and regulate more suitable volume by downloading third party volume adjusting software, improve the convenience of volume adjusting.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of volume adjusting method that the embodiment of the present invention provides;
Fig. 2 is the schematic flow sheet of the another kind of volume adjusting method that the embodiment of the present invention provides;
Fig. 3 is the structural representation of a kind of terminal that the embodiment of the present invention provides;
Fig. 4 is the structural representation of the another kind of terminal that the embodiment of the present invention provides;
Fig. 5 is the structural representation of another terminal that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiments provide a kind of volume adjusting method and terminal, be conducive to the convenience improving volume adjusting.Below be described in detail respectively.
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of a kind of volume adjusting method that the embodiment of the present invention provides.Wherein, method as shown in Figure 1 can be applied to smart mobile phone (as Android operation system mobile phone, iOS operating system mobile phone etc.), panel computer, palmtop PC and internet device (Mobile Internet Devices, MID), in the terminal such as PAD, this volume adjusting method can comprise the following steps S101-S103.
S101, obtain the target amplitude value of this audio signal according to the amplitude of the audio signal of current output, the frequency of this audio signal is positioned within first frequency scope.
In the embodiment of the present invention, terminal is by decoding to the audio signal of current output, to obtain the amplitude of this audio signal, then obtain the target amplitude value of audio signal according to the amplitude obtained, wherein the frequency of this audio signal is positioned within first frequency scope.
In the embodiment of the present invention, first frequency scope can be that terminal pre-sets, can be such as that the frequency range that user pre-enters by terminal is set to first frequency scope, the frequency range of input can be 3KHZ ~ 5KHZ or 85HZ ~ 1.1KHZ, and the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal is by decoding to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is default volume by terminal, the target amplitude value of audio signal is obtained again according to the amplitude obtained, default volume can be any broadcast sound volume of the maximum broadcast sound volume of terminal or the minimum broadcast sound volume of terminal or terminal, and the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal can to obtain the target amplitude value of this audio signal with cycle predetermined time according to the amplitude of the audio signal of current output, such as predetermined period of time can be one minute, two minutes or three minutes etc., and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, the embodiment obtaining the target amplitude value of this audio signal according to the amplitude of the audio signal of current output can be:
The target amplitude value of an amplitude as this audio signal is obtained according to the amplitude of the audio signal of current output.
In this embodiment, terminal is decoded to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is set to default volume by terminal, from the amplitude obtained, select an amplitude as the target amplitude value of this audio signal again, target amplitude value can be an amplitude maximum in the amplitude obtained, and also can be an amplitude minimum in the amplitude obtained, the embodiment of the present invention limit.
As the optional execution mode of one, in the embodiment of the present invention, the embodiment obtaining the target amplitude value of this audio signal according to the amplitude of the audio signal of current output can be:
Terminal obtains the mean value of the amplitude of the audio signal of current output, using the target amplitude value of this mean value as this audio signal.
In this embodiment, terminal is decoded to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is set to default volume by terminal, calculate the mean value of the amplitude of acquisition again, and using the mean value that the calculates target amplitude value as this audio signal.
S102, the amplitude threshold that target amplitude value is corresponding with first frequency scope to be compared, obtain comparative result.
In the embodiment of the present invention, corresponding with first frequency scope for a target amplitude value amplitude threshold compares by terminal, thus obtains comparative result.
In the embodiment of the present invention, first frequency scope is by least one amplitude threshold of correspondence, and optionally, amplitude threshold can include but not limited to the first amplitude threshold and the second amplitude threshold, and wherein the first amplitude threshold should be greater than the second amplitude threshold.Amplitude threshold can be that terminal pre-sets, such as, can be the value that terminal acquisition user pre-enters, and this value is configured to amplitude threshold corresponding to first frequency scope.
As the optional execution mode of one, amplitude threshold corresponding with first frequency scope for the target amplitude value of acquisition can compare with cycle predetermined time by terminal, to obtain comparative result, such as predetermined period of time can be one minute, two minutes or three minutes etc., and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, the amplitude threshold that target amplitude value is corresponding with first frequency scope compares, and the embodiment obtaining comparative result can be:
The first amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In this embodiment, when volume to be set to the max volume that terminal allows user to arrange by terminal, the first corresponding with first frequency scope for the target amplitude value of acquisition amplitude threshold can compare by terminal, to obtain comparative result, optionally, the target amplitude value obtained can be an amplitude maximum in the amplitude of audio signal or the mean value of the amplitude of audio signal, and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, the amplitude threshold that target amplitude value is corresponding with first frequency scope compares, and the embodiment obtaining comparative result can be:
The second amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In this embodiment, when volume to be set to the minimal volume that terminal allows user to arrange by terminal, the second corresponding with first frequency scope for the target amplitude value of acquisition amplitude threshold can compare by terminal, to obtain comparative result, optionally, the target amplitude value obtained can be an amplitude minimum in the amplitude of audio signal or the mean value of the amplitude of audio signal, and the embodiment of the present invention does not limit.
S103, according to comparative result, the amplitude of audio signal to be adjusted, and export the audio signal after adjustment.
In the embodiment of the present invention, terminal according to comparative result, will adjust the amplitude of audio signal, and exports the audio signal after adjustment.
As the optional execution mode of one, the amplitude of amplitude regulating command to audio signal that terminal can receive user's input adjusts, or terminal can receive the amplitude regulating command for adjusting the amplitude of audio signal of user's input, but adjust according to the amplitude of amplitude regulation rule to audio signal preset, namely when the comparative result obtained triggers corresponding amplitude regulation rule, then terminal just adjusts according to the amplitude of this amplitude regulation rule to audio signal.
As the optional execution mode of one, terminal can according to comparing result, integrated regulation is carried out to the amplitude of audio signal, export the audio signal after integrated regulation again, the embodiment of the amplitude of audio signal being carried out to integrated regulation can be, allow the amplitude of audio signal entirety increase identical multiple or the identical multiple of overall reduction, the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal according to comparing result, can adjust the amplitude of audio signal in real time, only allows the amplitude of the audio signal of current output carry out increasing or reduce process, then exports the audio signal of adjustment member.
As the optional execution mode of one, in the embodiment of the present invention, according to comparative result, the amplitude of audio signal is adjusted, and the embodiment exporting the audio signal after adjustment can be:
If comparative result is target amplitude value be less than the first amplitude threshold, then the amplitude of audio signal is multiplied by yield value, to adjust the amplitude of this audio signal, target amplitude value is adjusted to be greater than the second target amplitude value of this target amplitude value, and the second target amplitude value is less than or equal to the first amplitude threshold, and export the audio signal after adjustment.
In this embodiment, if the result that the target amplitude value of audio signal and the first amplitude threshold compare is target amplitude value when being less than the first amplitude threshold, then terminal adjusts to the amplitude of this audio signal, terminal can by being multiplied by the yield value being greater than 1 by the amplitude of this audio signal, to adjust the amplitude of audio signal, the the second target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this yield value should be greater than this target amplitude value, and this second target amplitude value should be less than or equal to the first amplitude threshold, finally export the audio signal after adjustment.
As the optional execution mode of one, in the embodiment of the present invention, according to comparative result, the amplitude of audio signal is adjusted, and the embodiment exporting the audio signal after adjustment can be:
If comparative result is target amplitude value be greater than the second amplitude threshold, then the amplitude of audio signal is multiplied by declining profit value, to adjust the amplitude of this audio signal, target amplitude value is adjusted to be less than the 3rd target amplitude value of this target amplitude value, and the 3rd target amplitude value is more than or equal to the second amplitude threshold, and export the audio signal after adjustment.
In this embodiment, if the result that the target amplitude value of audio signal and the second amplitude threshold compare is target amplitude value when being greater than the second amplitude threshold, then terminal adjusts to the amplitude of this audio signal, terminal can by the amplitude of this audio signal is multiplied by be greater than 0 and be less than 1 declining profit value, to adjust the amplitude of audio signal, the 3rd target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this declining profit value should be less than this target amplitude value, and the 3rd target amplitude value should be greater than or equal to the second amplitude threshold, finally export the audio signal after adjustment.
By implementing the method described by Fig. 1, the target amplitude value of this audio signal is obtained according to the amplitude of the audio signal of current output, again the amplitude threshold that target amplitude value is corresponding with first frequency scope is compared, again according to comparative result, the amplitude of audio signal is adjusted, finally export the audio signal after adjustment, thus avoid and regulate more suitable volume by downloading third party volume adjusting software, improve the convenience of volume adjusting.
Refer to Fig. 2, Fig. 2 is the schematic flow sheet of the another kind of volume adjusting method that the embodiment of the present invention provides.Wherein, method as shown in Figure 2 can be applied to smart mobile phone (as Android operation system mobile phone, iOS operating system mobile phone etc.), panel computer, palmtop PC and internet device (Mobile Internet Devices, MID), in the terminal such as PAD, this volume adjusting method can comprise the following steps S201-S205.
S201, terminal obtain the target amplitude value of this audio signal according to the amplitude of the audio signal of current output, and the frequency of this audio signal is positioned within first frequency scope.
In the embodiment of the present invention, terminal is by decoding to the audio signal of current output, to obtain the amplitude of this audio signal, then obtain the target amplitude value of audio signal according to the amplitude obtained, wherein the frequency of this audio signal is positioned within first frequency scope.
In the embodiment of the present invention, first frequency scope can be that terminal pre-sets, can be such as that the frequency range that user pre-enters by terminal is set to first frequency scope, the frequency range of input can be 3KHZ ~ 5KHZ or 85HZ ~ 1.1KHZ, and the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal is by decoding to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is default volume by terminal, the target amplitude value of audio signal is obtained again according to the amplitude obtained, default volume can be any broadcast sound volume of the maximum broadcast sound volume of terminal or the minimum broadcast sound volume of terminal or terminal, and the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal can to obtain the target amplitude value of this audio signal with cycle predetermined time according to the amplitude of the audio signal of current output, such as predetermined period of time can be one minute, two minutes or three minutes etc., and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, the embodiment obtaining the target amplitude value of this audio signal according to the amplitude of the audio signal of current output can be:
The target amplitude value of an amplitude as this audio signal is obtained according to the amplitude of the audio signal of current output.
In this embodiment, terminal is decoded to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is set to default volume by terminal, from the amplitude obtained, select an amplitude as the target amplitude value of this audio signal again, target amplitude value can be an amplitude maximum in the amplitude obtained, and also can be an amplitude minimum in the amplitude obtained, the embodiment of the present invention limit.
As the optional execution mode of one, in the embodiment of the present invention, the embodiment obtaining the target amplitude value of this audio signal according to the amplitude of the audio signal of current output can be:
Terminal obtains the mean value of the amplitude of the audio signal of current output, using the target amplitude value of this mean value as this audio signal.
In this embodiment, terminal is decoded to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is set to default volume by terminal, calculate the mean value of the amplitude of acquisition again, and using the mean value that the calculates target amplitude value as this audio signal.
The amplitude threshold that target amplitude value is corresponding with first frequency scope compares by S202, terminal, obtains comparative result.
In the embodiment of the present invention, corresponding with first frequency scope for a target amplitude value amplitude threshold compares by terminal, thus obtains comparative result.
In the embodiment of the present invention, first frequency scope is by least one amplitude threshold of correspondence, and optionally, amplitude threshold can include but not limited to the first amplitude threshold and the second amplitude threshold, and wherein the first amplitude threshold should be greater than the second amplitude threshold.Amplitude threshold can be that terminal pre-sets, such as, can be the value that terminal acquisition user pre-enters, and this value is configured to amplitude threshold corresponding to first frequency scope.
As the optional execution mode of one, amplitude threshold corresponding with first frequency scope for the target amplitude value of acquisition can compare with cycle predetermined time by terminal, to obtain comparative result, such as predetermined period of time can be one minute, two minutes or three minutes etc., and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, the amplitude threshold that target amplitude value is corresponding with first frequency scope compares, and the embodiment obtaining comparative result can be:
The first amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In this embodiment, when volume to be set to the max volume that terminal allows user to arrange by terminal, the first corresponding with first frequency scope for the target amplitude value of acquisition amplitude threshold can compare by terminal, to obtain comparative result, optionally, the target amplitude value obtained can be an amplitude maximum in the amplitude of audio signal or the mean value of the amplitude of audio signal, and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, the amplitude threshold that target amplitude value is corresponding with first frequency scope compares, and the embodiment obtaining comparative result can be:
The second amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In this embodiment, when volume to be set to the minimal volume that terminal allows user to arrange by terminal, the second corresponding with first frequency scope for the target amplitude value of acquisition amplitude threshold can compare by terminal, to obtain comparative result, optionally, the target amplitude value obtained can be an amplitude minimum in the amplitude of audio signal or the mean value of the amplitude of audio signal, and the embodiment of the present invention does not limit.
S203, terminal output function interface, to make user in this operation interface input amplitude regulating command.
As the optional execution mode of one, when volume to be set to the max volume that terminal allows user to arrange by terminal, if the comparative result of the first amplitude threshold that target amplitude value is corresponding with first frequency scope is that target amplitude value is less than the first amplitude threshold, then terminal is by output function interface, increases the amplitude regulating command of audio signal amplitude to make user in the input of this operation interface.
As the optional execution mode of one, when volume to be set to the minimal volume that terminal allows user to arrange by terminal, if the comparative result of the second amplitude threshold that target amplitude value is corresponding with first frequency scope is that target amplitude value is greater than the second amplitude threshold, then terminal is by output function interface, reduces the amplitude regulating command of audio signal amplitude to make user in the input of this operation interface.
S204, terminal receive the amplitude regulating command of user's input.
In the embodiment of the present invention, the amplitude regulating command that terminal will accept user and inputs at operation interface, described amplitude regulating command can carry be greater than 1 yield value or be greater than 0 and be less than 1 declining profit value.
S205, the regulating command of terminal response amplitude, according to comparative result, adjust the amplitude of audio signal, and export the audio signal after adjustment.
In the embodiment of the present invention, terminal receives user after the amplitude that operation interface inputs adjusts instruction, by this amplitude regulating command of response, according to comparative result, adjusts the amplitude of audio signal, finally exports the audio signal after adjustment.
As the optional execution mode of one, terminal can according to comparing result, integrated regulation is carried out to the amplitude of audio signal, export the audio signal after integrated regulation again, the embodiment of the amplitude of audio signal being carried out to integrated regulation can be, allow the amplitude of audio signal entirety increase identical multiple or the identical multiple of overall reduction, the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal according to comparing result, can adjust the amplitude of audio signal in real time, only allows the amplitude of the audio signal of current output carry out increasing or reduce process, then exports the audio signal of adjustment member.
As the optional execution mode of one, terminal receives user after the amplitude that operation interface inputs adjusts instruction, respond this amplitude regulating command, if the result that the target amplitude value of audio signal and the first amplitude threshold compare is target amplitude value when being less than the first amplitude threshold, then terminal can by being multiplied by the yield value being greater than 1 by the amplitude of this audio signal, to adjust the amplitude of audio signal, the the second target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this yield value should be greater than this target amplitude value, and this second target amplitude value should be less than or equal to the first amplitude threshold, finally export the audio signal after adjustment.
As the optional execution mode of one, terminal receives user after the amplitude that operation interface inputs adjusts instruction, respond this amplitude regulating command, if the result that the target amplitude value of audio signal and the second amplitude threshold compare is target amplitude value when being greater than the second amplitude threshold, then terminal can by the amplitude of this audio signal is multiplied by be greater than 0 and be less than 1 declining profit value, to adjust the amplitude of audio signal, the 3rd target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this declining profit value should be less than this target amplitude value, and the 3rd target amplitude value should be greater than or equal to the second amplitude threshold, finally export the audio signal after adjustment.
By implementing the method described by Fig. 2, the target amplitude value of this audio signal can be obtained according to the amplitude of the audio signal of current output, again the amplitude threshold that target amplitude value is corresponding with first frequency scope is compared, again according to comparative result, the amplitude of audio signal is adjusted, finally export the audio signal after adjustment, thus avoid and regulate more suitable volume by downloading third party volume adjusting software, improve the convenience of volume adjusting.
Refer to Fig. 3, for embodiments providing a kind of structural representation of terminal.As shown in Figure 3, the described terminal 300 of the embodiment of the present invention can comprise: acquiring unit 301, comparing unit 302 and adjustment unit 303.
Acquiring unit 301, the amplitude for the audio signal according to current output obtains the target amplitude value of described audio signal, and the frequency of described audio signal is positioned within first frequency scope.
In the embodiment of the present invention, terminal is by decoding to the audio signal of current output, to obtain the amplitude of this audio signal, acquiring unit 301 obtains the target amplitude value of audio signal according to the amplitude obtained, and wherein the frequency of this audio signal is positioned within first frequency scope.
In the embodiment of the present invention, first frequency scope can be that terminal pre-sets, can be such as that the frequency range that user pre-enters by terminal is set to first frequency scope, the frequency range of input can be 3KHZ ~ 5KHZ or 85HZ ~ 1.1KHZ, and the embodiment of the present invention does not limit.
As the optional execution mode of one, terminal is by decoding to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is default volume by terminal, acquiring unit 301 obtains the target amplitude value of audio signal again according to the amplitude obtained, default volume can be any broadcast sound volume of the maximum broadcast sound volume of terminal or the minimum broadcast sound volume of terminal or terminal, and the embodiment of the present invention does not limit.
As the optional execution mode of one, acquiring unit 301 can to obtain the target amplitude value of this audio signal with cycle predetermined time according to the amplitude of the audio signal of current output, such as predetermined period of time can be one minute, two minutes or three minutes etc., and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, acquiring unit 301 can be specifically for:
The target amplitude value of an amplitude as this audio signal is obtained according to the amplitude of the audio signal of current output.
In this embodiment, terminal is decoded to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is set to default volume by terminal, acquiring unit 301 selects an amplitude as the target amplitude value of this audio signal from the amplitude obtained, target amplitude value can be an amplitude maximum in the amplitude obtained, and also can be an amplitude minimum in the amplitude obtained, the embodiment of the present invention limit.
As the optional execution mode of one, in the embodiment of the present invention, acquiring unit 301 can be specifically for:
Obtain the mean value of the amplitude of the audio signal of current output, using the target amplitude value of this mean value as this audio signal.
In this embodiment, terminal is decoded to the audio signal of current output, to obtain the amplitude of this audio signal, when volume is set to default volume by terminal, acquiring unit 301 calculates the mean value of amplitude obtained, and using the mean value that the calculates target amplitude value as this audio signal.
Comparing unit 302, compares for the amplitude threshold that described target amplitude value is corresponding with described first frequency scope, obtains comparative result.
In the embodiment of the present invention, corresponding with first frequency scope for a target amplitude value amplitude threshold compares by comparing unit 302, thus obtains comparative result.
In the embodiment of the present invention, first frequency scope is by least one amplitude threshold of correspondence, and optionally, amplitude threshold can include but not limited to the first amplitude threshold and the second amplitude threshold, and wherein the first amplitude threshold should be greater than the second amplitude threshold.Amplitude threshold can be that terminal pre-sets, such as, can be the value that terminal acquisition user pre-enters, and this value is configured to amplitude threshold corresponding to first frequency scope.
As the optional execution mode of one, amplitude threshold corresponding with first frequency scope for the target amplitude value of acquisition can compare with cycle predetermined time by comparing unit 302, to obtain comparative result, such as predetermined period of time can be one minute, two minutes or three minutes etc., and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, comparing unit 302 can be specifically for:
The first amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In this embodiment, when volume to be set to the max volume that terminal allows user to arrange by terminal, the first corresponding with first frequency scope for the target amplitude value of acquisition amplitude threshold can compare by comparing unit 302, to obtain comparative result, optionally, the target amplitude value obtained can be an amplitude maximum in the amplitude of audio signal or the mean value of the amplitude of audio signal, and the embodiment of the present invention does not limit.
As the optional execution mode of one, in the embodiment of the present invention, comparing unit 302 can be specifically for:
The second amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In this embodiment, when volume to be set to the minimal volume that terminal allows user to arrange by terminal, the second corresponding with first frequency scope for the target amplitude value of acquisition amplitude threshold can compare by comparing unit 302, to obtain comparative result, optionally, the target amplitude value obtained can be an amplitude minimum in the amplitude of audio signal or the mean value of the amplitude of audio signal, and the embodiment of the present invention does not limit.
Adjustment unit 303, for according to described comparative result, adjusts the amplitude of described audio signal, and exports the described audio signal after adjustment.
As the optional execution mode of one, the amplitude regulating command that terminal can receive user's input adjusts to make the amplitude of adjustment unit 303 pairs of audio signals, or terminal can receive the amplitude regulating command for adjusting the amplitude of audio signal of user's input, but according to the amplitude regulation rule preset, the amplitude of adjustment unit 303 pairs of audio signals is adjusted, namely when the comparative result obtained triggers corresponding amplitude regulation rule, then adjustment unit 303 just adjusts according to the amplitude of this amplitude regulation rule to audio signal.
As the optional execution mode of one, adjustment unit 303 can according to comparing result, integrated regulation is carried out to the amplitude of audio signal, export the audio signal after integrated regulation again, the embodiment of the amplitude of audio signal being carried out to integrated regulation can be, allow the amplitude of audio signal entirety increase identical multiple or the identical multiple of overall reduction, the embodiment of the present invention does not limit.
As the optional execution mode of one, adjustment unit 303 according to comparing result, can adjust the amplitude of audio signal in real time, only allows the amplitude of the audio signal of current output carry out increasing or reduce process, then exports the audio signal of adjustment member.
As the optional execution mode of one, in the embodiment of the present invention, adjustment unit 303 can be specifically for:
If comparative result is target amplitude value be less than the first amplitude threshold, then the amplitude of audio signal is multiplied by yield value, to adjust the amplitude of this audio signal, target amplitude value is adjusted to be greater than the second target amplitude value of this target amplitude value, and the second target amplitude value is less than or equal to the first amplitude threshold, and export the audio signal after adjustment.
In this embodiment, if the result that the target amplitude value of audio signal and the first amplitude threshold compare is target amplitude value when being less than the first amplitude threshold, then adjustment unit 303 adjusts to the amplitude of this audio signal, adjustment unit 303 can by being multiplied by the yield value being greater than 1 by the amplitude of this audio signal, to adjust the amplitude of audio signal, the the second target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this yield value should be greater than this target amplitude value, and this second target amplitude value should be less than or equal to the first amplitude threshold, finally export the audio signal after adjustment.
As the optional execution mode of one, in the embodiment of the present invention, adjustment unit 303 can be specifically for:
If comparative result is target amplitude value be greater than the second amplitude threshold, then the amplitude of audio signal is multiplied by declining profit value, to adjust the amplitude of this audio signal, target amplitude value is adjusted to be less than the 3rd target amplitude value of this target amplitude value, and the 3rd target amplitude value is more than or equal to the second amplitude threshold, and export the audio signal after adjustment.
In this embodiment, if the result that the target amplitude value of audio signal and the second amplitude threshold compare is target amplitude value when being greater than the second amplitude threshold, then adjustment unit 303 adjusts to the amplitude of this audio signal, adjustment unit 303 can by the amplitude of this audio signal is multiplied by be greater than 0 and be less than 1 declining profit value, to adjust the amplitude of audio signal, the 3rd target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this declining profit value should be less than this target amplitude value, and the 3rd target amplitude value should be greater than or equal to the second amplitude threshold, finally export the audio signal after adjustment.
By implementing the terminal described by Fig. 3, the target amplitude value of this audio signal is obtained according to the amplitude of the audio signal of current output, again the amplitude threshold that target amplitude value is corresponding with first frequency scope is compared, again according to comparative result, the amplitude of audio signal is adjusted, finally export the audio signal after adjustment, thus avoid and regulate more suitable volume by downloading third party volume adjusting software, improve the convenience of volume adjusting.
Referring to Fig. 4, is the structural representation of the another kind of terminal that the embodiment of the present invention provides.Wherein, the terminal 300 shown in Fig. 4 is obtained by Fig. 3 optimization, and compared with the terminal 300 shown in Fig. 3, terminal 300 as shown in Figure 3 also comprises: output unit 304.
Output unit 304, for before the amplitude regulating command of receiving element reception user input, output function interface, to make user in the regulating command of described operation interface input amplitude.
As the optional execution mode of one, when volume to be set to the max volume that terminal allows user to arrange by terminal, if the comparative result of the first amplitude threshold that target amplitude value is corresponding with first frequency scope is that target amplitude value is less than the first amplitude threshold, then output unit 304 is by output function interface, increases the amplitude regulating command of audio signal amplitude to make user in the input of this operation interface.
As the optional execution mode of one, when volume to be set to the minimal volume that terminal allows user to arrange by terminal, if the comparative result of the second amplitude threshold that target amplitude value is corresponding with first frequency scope is that target amplitude value is greater than the second amplitude threshold, then output unit 304 is by output function interface, reduces the amplitude regulating command of audio signal amplitude to make user in the input of this operation interface.
In the embodiment of the present invention, adjustment unit 303 comprises: receiving element 3301, response unit 3302.
Receiving element 3301, for receiving the amplitude regulating command of user's input.
In the embodiment of the present invention, the amplitude regulating command that receiving element 3301 will accept user and inputs at operation interface, described amplitude regulating command can carry be greater than 1 yield value or be greater than 0 and be less than 1 declining profit value.
Response unit 3302, for responding described amplitude regulating command, according to described comparative result, adjusts the amplitude of described audio signal, and exports the described audio signal after adjustment.
In the embodiment of the present invention, after receiving element 3301 receives the amplitude adjustment instruction that user inputs at operation interface, response unit 3302 by this amplitude regulating command of response, according to comparative result, the amplitude of audio signal is adjusted, finally exports the audio signal after adjustment.
As the optional execution mode of one, response unit 3302 can according to comparing result, integrated regulation is carried out to the amplitude of audio signal, export the audio signal after integrated regulation again, the embodiment of the amplitude of audio signal being carried out to integrated regulation can be, allow the amplitude of audio signal entirety increase identical multiple or the identical multiple of overall reduction, the embodiment of the present invention does not limit.
As the optional execution mode of one, response unit 3302 can according to comparing result, the amplitude of audio signal is adjusted in real time, only allows the amplitude of the audio signal of current output carry out increasing or reduce process, then export the audio signal of adjustment member.
As the optional execution mode of one, receiving element 3301 receives user after the amplitude that operation interface inputs adjusts instruction, response unit 3302 responds this amplitude regulating command, if the result that the target amplitude value of audio signal and the first amplitude threshold compare is target amplitude value when being less than the first amplitude threshold, then response unit 3302 can by being multiplied by the yield value being greater than 1 by the amplitude of this audio signal, to adjust the amplitude of audio signal, the the second target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this yield value should be greater than this target amplitude value, and this second target amplitude value should be less than or equal to the first amplitude threshold, finally export the audio signal after adjustment.
As the optional execution mode of one, receiving element 3301 receives user after the amplitude that operation interface inputs adjusts instruction, response unit 3302 responds this amplitude regulating command, if the result that the target amplitude value of audio signal and the second amplitude threshold compare is target amplitude value when being greater than the second amplitude threshold, then response unit 3302 can by the amplitude of this audio signal is multiplied by be greater than 0 and be less than 1 declining profit value, to adjust the amplitude of audio signal, the 3rd target amplitude value obtained after simultaneously ensureing that the target amplitude value of this audio signal is multiplied by this declining profit value should be less than this target amplitude value, and the 3rd target amplitude value should be greater than or equal to the second amplitude threshold, finally export the audio signal after adjustment.
By implementing the terminal described by Fig. 4, the target amplitude value of this audio signal can be obtained according to the amplitude of the audio signal of current output, again the amplitude threshold that target amplitude value is corresponding with first frequency scope is compared, again according to comparative result, the amplitude of audio signal is adjusted, finally export the audio signal after adjustment, thus avoid and regulate more suitable volume by downloading third party volume adjusting software, improve the convenience of volume adjusting.
Refer to Fig. 5, the structural representation of another terminal that Fig. 5 provides for the embodiment of the present invention, as shown in Figure 5, this terminal 500 can comprise: at least one processor 501, such as CPU, at least one memory 502, at least one communication bus 503, at least one input unit 504, at least one output device 505, above-mentioned processor 501, memory 502, input unit 504 are connected by bus 503 with output device 505.
Above-mentioned memory 502 can be high-speed RAM memory, also can be non-labile memory (non-volatile memory), such as magnetic disc store.Above-mentioned memory 502 is for storing batch processing code, and above-mentioned input unit 504, output device 505 and processor 501, for calling the program code stored in memory 502, perform and operate as follows:
Above-mentioned output device 505, for output audio signal.
Above-mentioned processor 501, during for volume is set to default volume, obtain the target amplitude value of described audio signal according to the amplitude of the audio signal of the current output of output device 505, the frequency of described audio signal is positioned within first frequency scope.
Above-mentioned processor 501, also compares for the amplitude threshold that described target amplitude value is corresponding with described first frequency scope, obtains comparative result.
Above-mentioned processor 501, also for according to described comparative result, adjusts the amplitude of described audio signal.
Above-mentioned output device 505, also for exporting the described audio signal after adjustment.
In the execution mode that some are feasible, above-mentioned processor 501 also specifically for:
The target amplitude value of an amplitude as described audio signal is obtained according to the amplitude of the audio signal of the current output of output device 505.
In the execution mode that some are feasible, above-mentioned processor 501 also specifically for:
Obtain the mean value of the amplitude of the audio signal of the current output of output device 505, using the target amplitude value of described mean value as described audio signal.
In the execution mode that some are feasible, above-mentioned processor 501 also specifically for:
The first amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In the execution mode that some are feasible, above-mentioned processor 501 also specifically for:
The second amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
In the execution mode that some are feasible, above-mentioned processor 501 also specifically for:
If described comparative result is described target amplitude value be less than described first amplitude threshold, then the amplitude of described audio signal is multiplied by yield value, to adjust the amplitude of described audio signal, described target amplitude value is adjusted to be greater than the second target amplitude value of described target amplitude value, and described second target amplitude value is less than or equal to described first amplitude threshold.
In the execution mode that some are feasible, above-mentioned processor 501 also specifically for:
If described comparative result is described target amplitude value be greater than described second amplitude threshold, then the amplitude of described audio signal is multiplied by declining profit value, to adjust the amplitude of described audio signal, described target amplitude value is adjusted to be less than the 3rd target amplitude value of described target amplitude value, and described 3rd target amplitude value is more than or equal to described second amplitude threshold.
In the execution mode that some are feasible, above-mentioned input unit 504, for receiving the amplitude regulating command of user's input.
Above-mentioned processor 501, also specifically for responding described amplitude regulating command, according to comparative result, adjusts the amplitude of described audio signal.
Above-mentioned output device 505, also specifically for output function interface, to make user in the regulating command of described operation interface input amplitude.
Above-mentioned processor 501, also specifically for responding described amplitude regulating command, according to described comparative result, adjusts the amplitude of described audio signal.
In specific implementation, input unit 504 described in the embodiment of the present invention, output device 505 and processor 501 can perform the first embodiment of the volume adjusting method that the embodiment of the present invention provides and the implementation described in the second embodiment, also can perform the first embodiment of the terminal that the embodiment of the present invention provides and the implementation described in the second embodiment, not repeat them here.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
It should be noted that, in the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and involved action and module might not be that the present invention is necessary.
Step in embodiment of the present invention method can be carried out order according to actual needs and be adjusted, merges and delete.
Module in embodiment of the present invention terminal or unit can carry out merging, divide and deleting according to actual needs.
Module described in the embodiment of the present invention or unit, universal integrated circuit can be passed through, such as CPU (Central Processing Unit, central processing unit), or realized by ASIC (Application SpecificIntegrated Circuit, application-specific integrated circuit (ASIC)).
The volume adjusting method provided the embodiment of the present invention above and terminal are described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. a volume adjusting method, is characterized in that, described method comprises:
Obtain the target amplitude value of described audio signal according to the amplitude of the audio signal of current output, the frequency of described audio signal is positioned within first frequency scope;
The amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result;
According to described comparative result, the amplitude of described audio signal is adjusted, and export the described audio signal after adjustment.
2. method according to claim 1, is characterized in that, the amplitude of the described audio signal according to current output obtains the target amplitude value of described audio signal, and the frequency of described audio signal is positioned within first frequency scope and comprises:
When volume is set to default volume, obtain the target amplitude value of described audio signal according to the amplitude of the audio signal of current output, the frequency of described audio signal is positioned within first frequency scope.
3. method according to claim 2, is characterized in that, the target amplitude value that the amplitude of the described audio signal according to current output obtains described audio signal comprises:
The target amplitude value of an amplitude as described audio signal is obtained according to the amplitude of the audio signal of current output.
4. method according to claim 2, is characterized in that, the target amplitude value that the amplitude of the described audio signal according to current output obtains described audio signal comprises:
Obtain the mean value of the amplitude of the audio signal of current output, using the target amplitude value of described mean value as described audio signal.
5. method according to claim 2, is characterized in that, described amplitude threshold comprises the first amplitude threshold, and described default volume comprises the max volume pre-set;
The described amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result and comprises:
The first amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
6. method according to claim 2, is characterized in that, described amplitude threshold also comprises the second amplitude threshold, and described default volume also comprises the minimal volume pre-set;
The described amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result and comprises:
The second amplitude threshold that described target amplitude value is corresponding with described first frequency scope compares, and obtains comparative result.
7. method according to claim 5, is characterized in that, described according to described comparative result, adjusts the amplitude of described audio signal, and the described audio signal exported after adjustment comprises:
If described comparative result is described target amplitude value be less than described first amplitude threshold, then the amplitude of described audio signal is multiplied by yield value, to adjust the amplitude of described audio signal, described target amplitude value is adjusted to be greater than the second target amplitude value of described target amplitude value, and described second target amplitude value is less than or equal to described first amplitude threshold, and export the described audio signal after adjustment.
8. method according to claim 6, is characterized in that, described according to described comparative result, adjusts the amplitude of described audio signal, and the described audio signal exported after adjustment comprises:
If described comparative result is described target amplitude value be greater than described second amplitude threshold, then the amplitude of described audio signal is multiplied by declining profit value, to adjust the amplitude of described audio signal, described target amplitude value is adjusted to be less than the 3rd target amplitude value of described target amplitude value, and described 3rd target amplitude value is more than or equal to described second amplitude threshold, and export the described audio signal after adjustment.
9. the method according to claim 1 ~ 6 any one, is characterized in that, described according to described comparative result, adjusts the amplitude of described audio signal, and the described audio signal exported after adjustment comprises:
Receive the amplitude regulating command of user's input;
Respond described amplitude regulating command, according to comparative result, the amplitude of described audio signal is adjusted, and export the described audio signal after adjustment.
10. method according to claim 9, is characterized in that, before the amplitude regulating command of described reception user input, described method also comprises:
Output function interface, to make user in the regulating command of described operation interface input amplitude.
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