CN105828235B - A kind of method and electronic equipment playing audio - Google Patents
A kind of method and electronic equipment playing audio Download PDFInfo
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- CN105828235B CN105828235B CN201510482087.5A CN201510482087A CN105828235B CN 105828235 B CN105828235 B CN 105828235B CN 201510482087 A CN201510482087 A CN 201510482087A CN 105828235 B CN105828235 B CN 105828235B
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Abstract
The embodiment provides a kind of methods and electronic equipment for playing audio, wherein this method comprises: obtaining multiple audio track data of the different sound channels of audio data to be played；At least partly audio track data, the sending time of audio track data and target sound magnitude in multiple audio track data is sent at least one second electronic equipment, the second electronic equipment for getting audio track data is set to play the audio track data respectively got according to respective first volume value, first volume value is obtained according to target volume value, the multichannel that the embodiment of the present invention is able to achieve audio data plays, and forms three-dimensional result of broadcast.
Description
Technical field
The present invention relates to electronic technology field, in particular to a kind of method and electronic equipment for playing audio.
Background technique
Put broadcasting audio file outside the electronic equipment, and only one loudspeaker when, sound can only come out from a place,
It cannot achieve modelling effect, even if, since loudspeaker spacing is too small, equally cannot achieve solid in the case where there is multiple loudspeaker
Feel effect.In this way when user wants the music for listening high tone quality to have stereoscopic effect, outer playing function is unable to satisfy user demand.
Summary of the invention
The embodiment provides a kind of methods and electronic equipment for playing audio, are able to achieve more sound of audio data
Road plays, and forms the three-dimensional result of broadcast centered on the first electronic equipment being user-operably.
In order to achieve the above object, the embodiment provides a kind of methods for playing audio, are applied to the first electricity
Sub- equipment, this method comprises:
Obtain multiple audio track data of the different sound channels of audio data to be played；
By in multiple audio track data at least partly audio track data, the sending time of audio track data and
Target sound magnitude is sent at least one second electronic equipment, makes the second electronic equipment for getting audio track data according to each
From the first volume value play the audio track data that respectively get, the first volume value is obtained according to target volume value.
The embodiments of the present invention also provide a kind of electronic equipment, which includes:
Obtain module, multiple audio track data of the different sound channels for obtaining audio data to be played；
First sending module, for by at least partly audio track data in multiple audio track data, audio track
The sending time and target sound magnitude of data are sent at least one second electronic equipment, make to get audio track data
Second electronic equipment plays the audio track data respectively got according to respective first volume value, and the first volume value is according to mesh
Mark with phonetic symbols magnitude obtains.
Above scheme of the invention is include at least the following beneficial effects:
In an embodiment of the present invention, pass through multiple audio track numbers of the different sound channels of acquisition audio data to be played
According to, and by least partly audio track data, the sending time and mesh of audio track data in multiple audio track data
Mark with phonetic symbols magnitude is sent at least one second electronic equipment, makes the second electronic equipment for getting audio track data according to respective
The first volume value play the audio track data that respectively get, wherein the first volume value is obtained according to target volume value, solution
The problem of having determined when putting playing audio-fequency data outside electronic equipment and making, having cannot achieve modelling effect, has reached the more of audio data
Sound channel plays, and forms the purpose of the three-dimensional result of broadcast centered on the first electronic equipment being user-operably.
Detailed description of the invention
Fig. 1 is the flow chart that the method for audio is played in first embodiment of the invention；
Fig. 2 is the flow chart that the method for audio is played in second embodiment of the invention；
Fig. 3 is the schematic diagram that the request of shared audio frequency apparatus is sent in second embodiment of the invention；
Fig. 4 is that audio track data, the sending time and mesh of audio track data are sent in second embodiment of the invention
The schematic diagram of mark with phonetic symbols magnitude；
Fig. 5 is the structural schematic diagram of electronic equipment in third embodiment of the invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
First embodiment
As shown in Figure 1, the first embodiment of the present invention provides a kind of method for playing audio, set applied to the first electronics
Standby (such as smart phone, tablet computer etc.), wherein this method comprises:
Step S11 obtains multiple audio track data of the different sound channels of audio data to be played；
In the first embodiment of the present invention, above-mentioned first electronic equipment can be smart phone, tablet computer etc..
In the first embodiment of the present invention, the first electronic equipment can be decoded by treating playing audio-fequency data,
Obtain multiple audio track data (such as the left channel audio channel data, right channel of the different sound channels of audio data to be played
Audio track data etc.).Wherein, it treats playing audio-fequency data and is decoded to operate and belong to for a person skilled in the art
Common knowledge, therefore details are not described herein.
Step S12, by the transmission of at least partly audio track data, audio track data in multiple audio track data
Time and target sound magnitude are sent at least one second electronic equipment, set the second electronics for getting audio track data
Standby that the audio track data respectively got are played according to respective first volume value, the first volume value is worth according to target volume
It arrives.
In the first embodiment of the present invention, above-mentioned second electronic equipment can be the equipment such as smart phone, tablet computer.
In the first embodiment of the present invention, above-mentioned target sound magnitude refers to the volume value of audio data to be played.
In the first embodiment of the present invention, it as a preferably example, can allow in multiple audio track data
The corresponding electronic equipment of each audio track data, can improve the effect of three-dimensional broadcasting in this way.
In the first embodiment of the present invention, when sending one or more audio track data to the second electronic equipment,
The sending time of the one or more audio track data and target sound magnitude can be sent to the second electronic equipment simultaneously, with
Make the second electronic equipment in the transmission for receiving the one or more audio track data, the one or more audio track data
After time and target sound magnitude, according to the sending time and it can receive time of audio track data and calculate itself and the
The distance of one electronic equipment, and sound is calculated according to this distance from own propagation to the pad value of the first electronic equipment, finally
The first volume value of one or more audio track data that broadcasting receives is determined according to the pad value and target sound magnitude,
So that the sound transmission that plays out of the second electronic equipment to the first electronic equipment volume value as target sound magnitude, i.e.,
Ensure that sound is not in apparent distortion.Wherein, it should be noted that if the position of the first electronic equipment changes, the
Two electronic equipments will recalculate the distance between itself and the first electronic equipment, and according to this distance with target sound magnitude weight
Newly determine that itself plays the first volume value of the one or more audio track data received.That is, herein can be by the first electricity
Sub- equipment is understood as being one " remote controler " being user-operably, as long as its position changes, the second electronic equipment just needs
Redefine the first volume value for itself playing the one or more audio track data received.
In the first embodiment of the present invention, pass through multiple audio tracks of the different sound channels of acquisition audio data to be played
Data, and by multiple audio track data at least partly audio track data, the sending time of audio track data and
Target sound magnitude is sent at least one second electronic equipment, makes the second electronic equipment for getting audio track data according to each
From the first volume value play the audio track data that respectively get, the first volume value obtains according to target volume value, reaches
The multichannel of audio data plays, and forms the mesh of the three-dimensional result of broadcast centered on the first electronic equipment being user-operably
, and then improve user experience.
Wherein, in the first embodiment of the present invention, there are two types of the specific implementations of above-mentioned steps S12, wherein first
Kind are as follows: all audio frequency channel data in multiple audio track data is sent at least two second electronic equipments；Second
Are as follows: only by first part's audio track data, the sending time and mesh of audio track data in multiple audio track data
Mark with phonetic symbols magnitude is sent at least one second electronic equipment, and first part's audio track data are removed in multiple audio track data
Except second part audio track data also stay on the first electronic equipment, either first way or second in this way
Mode can ensure multiple audio track data at least corresponding two electronic equipments (i.e. the first electronic equipment and one second electricity
Sub- equipment or two the second electronic equipments), to realize that the multichannel of audio data plays, formed be user-operably the
The purpose of three-dimensional result of broadcast centered on one electronic equipment, and then improve user experience.
In the first embodiment of the present invention, when sending first in multiple audio track data to the second electronic equipment
When one or more audio track data in multi-voice frequency channel data, while can be by the one or more audio track data
Sending time and target sound magnitude are sent to the second electronic equipment, so that the second electronic equipment is receiving the one or more
It, can be according to the transmission after audio track data, the sending time of the one or more audio track data and target sound magnitude
Time and the time for receiving audio track data calculate itself and calculate at a distance from the first electronic equipment, and according to this distance
Sound finally is determined to play from own propagation to the pad value of the first electronic equipment according to the pad value and target sound magnitude out
First volume value of the one or more audio track data received, so that the sound that the second electronic equipment plays out passes
The volume value of the first electronic equipment is multicast to as target sound magnitude, that is, ensures that sound is not in apparent distortion.Certain
One electronic equipment is by first part's audio track data, the sending time of audio track data in multiple audio track data
And target sound magnitude is sent to after at least one second electronic equipment, can be played in multiple audio track data except first
Second part audio track data except multi-voice frequency channel data, that is, the first electronic equipment is set at least one second electronics
It is standby to play the audio track data respectively got, form the three-dimensional broadcasting centered on the first electronic equipment being user-operably
Effect, and then improve user experience.
Wherein, in the first embodiment of the present invention, when the first electronic equipment is as third electronic equipment (such as intelligent hand
Machine, tablet computer etc.) shared audio frequency apparatus when, i.e. the first electronic equipment not as send audio track data side, conduct
When receiving audio track data side, the above method further include:
When receiving third electronic equipment, (third electronic equipment herein can be understood as be user-operably one
" remote controler ") the audio track data, the sending time of audio track data and when target sound magnitude that send, it can be according to reception
To audio track data sending time, receive audio track data time and target sound magnitude, determine play institute
First volume value of the audio track data received, and play received audio track data.To make third electronics
Audio data to be played in equipment realizes that multichannel plays, and is formed vertical centered on the third electronic equipment being user-operably
Body result of broadcast.
Wherein, in the first embodiment of the present invention, the sending time for the audio track data that above-mentioned basis receives connects
Time and the target sound magnitude for receiving audio track data determine the first volume for playing received audio track data
Value, specifically includes: first according to the sending time of the audio track data that receive, receive the time of audio track data with
And the spread speed of audio track data, pass through formula D=V- (t2-t1), the first electronic equipment itself is calculated and sends sound
The distance between third electronic equipment of frequency channel data, wherein D indicates distance, and V indicates the spread speed of audio track data
t2Expression receives the time of audio track data, t1Indicate sending time；Then in the case where not considering barrier, pass through
Formula:
K=10log (10,4 π)+20log (10, D)
Sound is calculated from the first electronic equipment own propagation to the third electronic equipment for sending audio track data
Pad value, wherein K indicates pad value；Finally according to pad value and target sound magnitude, determine to play received audio sound
First volume value of track data, such as the first volume value is obtained plus pad value on the basis of target sound magnitude.
Second embodiment
As shown in Fig. 2, the second embodiment of the present invention provides a kind of method for playing audio, set applied to the first electronics
It is standby, wherein this method comprises:
Step S21 obtains multiple audio track data of the different sound channels of audio data to be played；
In the second embodiment of the present invention, above-mentioned first electronic equipment can be smart phone, tablet computer etc..
In the second embodiment of the present invention, the first electronic equipment can be decoded by treating playing audio-fequency data,
Obtain multiple audio track data (such as the left channel audio channel data, right channel of the different sound channels of audio data to be played
Audio track data etc.).Wherein, it treats playing audio-fequency data and is decoded to operate and belong to for a person skilled in the art
Common knowledge, therefore details are not described herein.
Step S22 establishes connection at least one second electronic equipment respectively by wireless communication；
In the second embodiment of the present invention, the first electronic equipment can (such as bluetooth) by wireless communication mode,
Connection is established at least one second electronic equipment respectively, it is to be understood that in the second embodiment of the present invention, and it is unlimited
The fixed concrete mode for establishing connection with the second electronic equipment.
Step S23 sends the request of shared audio frequency apparatus by connection at least one second electronic equipment respectively；
In the second embodiment of the present invention, as shown in figure 3, the first electronic equipment can be by above-mentioned connection at least one
A second electronic equipment sends the request of shared audio frequency apparatus.Such as the second electronic equipment 1, the second electronic equipment into Fig. 3
2, the request of audio frequency apparatus, certain second electronic equipment 1, the second electronic equipment 2, second are shared in the transmissions such as second electronic equipment n
Electronic equipment n etc. can also return the result (such as receiving) after the request for receiving shared audio frequency apparatus to the first electronic equipment,
So that the first electronic equipment carries out subsequent operation.
Step S24 will after the request for the shared audio frequency apparatus of receiving for receiving the return of at least one second electronic equipment
At least partly audio track data, the sending time of audio track data and target sound magnitude in multiple audio track data
It is sent at least one second electronic equipment, makes the second electronic equipment for getting audio track data according to respective first sound
Magnitude plays the audio track data respectively got, or makes the first electronic equipment for getting audio track data according to mesh
Mark with phonetic symbols magnitude, and the second electronic equipment of audio track data is got according to respective first volume value broadcasting respectively acquisition
The audio track data arrived, the first volume value are obtained according to target volume value.
In the second embodiment of the present invention, as a preferably example, it can allow in multiple audio track data
The corresponding electronic equipment of each audio track data, can improve the effect of three-dimensional broadcasting in this way.
In the second embodiment of the present invention, as shown in figure 4, receiving connecing at least one second electronic equipment return
It, can be by at least partly audio track data in multiple audio track data, audio track after request by shared audio frequency apparatus
The sending time and target sound magnitude of data are sent at least one second electronic equipment.Such as the second electronics into Fig. 4
Equipment 1, the second electronic equipment 2, second electronic equipment n etc. send audio track data, the sending time of audio track data with
And target sound magnitude, wherein it is readily apparent that being all different to the audio track data that each second electronic equipment is sent.
In the second embodiment of the present invention, when sending one or more audio track data to the second electronic equipment,
The sending time of the one or more audio track data and target sound magnitude can be sent to the second electronic equipment simultaneously, with
Make the second electronic equipment in the transmission for receiving the one or more audio track data, the one or more audio track data
After time and target sound magnitude, according to the sending time and it can receive time of audio track data and calculate itself and the
The distance of one electronic equipment, and sound is calculated according to this distance from own propagation to the pad value of the first electronic equipment, finally
The first volume value of one or more audio track data that broadcasting receives is determined according to the pad value and target sound magnitude,
So that the sound transmission that plays out of the second electronic equipment to the first electronic equipment volume value as target sound magnitude, i.e.,
Ensure that sound is not in apparent distortion.
In the second embodiment of the present invention, multiple audio tracks of the different sound channels by obtaining audio data to be played
Data, and through wireless communication by at least partly audio track data in multiple audio track data, audio track
The sending time and target sound magnitude of data are sent at least one second electronic equipment, make to get audio track data
Second electronic equipment plays the audio track data respectively got according to respective first volume value, or makes to get audio
First electronic equipment of channel data according to target sound magnitude, and get the second electronic equipment of audio track data according to
Respective first volume value plays the audio track data respectively got, and the first volume value is obtained according to target volume value, reached
The multichannel for having arrived audio data plays, and forms the three-dimensional result of broadcast centered on the first electronic equipment being user-operably
Purpose, and then improve user experience.
3rd embodiment
The following are the embodiments for a kind of electronic equipment that third embodiment of the invention provides.The embodiment of the electronic equipment with
Above-mentioned embodiment of the method belongs to same design, and the detail content of not detailed description, can refer in the embodiment of electronic equipment
Above method embodiment.
As shown in figure 5, the third embodiment of the present invention provides a kind of electronic equipment, which includes:
Obtain module 51, multiple audio track data of the different sound channels for obtaining audio data to be played；
First sending module 52, for by least partly audio track data, the audio sound in multiple audio track data
The sending time and target sound magnitude of track data are sent at least one second electronic equipment, make to get audio track data
The second electronic equipment play the audio track data that respectively get according to respective first volume value, or make to get sound
First electronic equipment of frequency channel data according to target sound magnitude, and get the second electronic equipment of audio track data by
The audio track data respectively got are played according to respective first volume value, the first volume value is obtained according to target volume value.
Wherein, obtaining module 51 includes:
Decoding unit is decoded for treating playing audio-fequency data, obtains the different sound channels of audio data to be played
Multiple audio track data.
Wherein, the first sending module 52 includes:
Link block, for by wireless communication, establishing connection at least one second electronic equipment respectively；
First transmission unit, for sending shared audio frequency apparatus at least one second electronic equipment respectively by connection
Request；
Second transmission unit, in the shared audio frequency apparatus of receiving for receiving the return of at least one second electronic equipment
After request, by multiple audio track data at least partly audio track data, the sending time of audio track data and
Target sound magnitude is sent at least one second electronic equipment.
The another aspect of third embodiment of the invention, first sending module can be also used for the multiple audio sound
First part's audio track data, the sending time of audio track data and target sound magnitude in track data are sent at least
One the second electronic equipment；
The wherein electronic equipment further include:
Playing module, for playing in the multiple audio track data in addition to first part's audio track data
Two part audio track data.
By above-mentioned structure, electronic equipment and the second electronic equipment can be made to play respectively according to respective volume value each
From audio track data, formed multichannel effect.
Wherein, electronic equipment further include:
Receiving module, for receiving the third electronic equipment as audio track data sender when the first electronic equipment
When the audio track data of transmission, the sending time of audio track data and target sound magnitude, according to sending time and target
Volume value determines the first volume value for playing received audio track data, and plays received audio track
Data.
Wherein, receiving module includes:
First computing unit, for according to sending time, receive time and the audio track number of audio track data
According to spread speed, pass through formula D=V (t2-t1), the first electronic equipment itself is calculated and sends audio track data
The distance between third electronic equipment, wherein D indicates distance, and V indicates the spread speed of audio track data, t2It indicates to receive
To the time of audio track data, t1Indicate sending time；
Second computing unit, for passing through formula in the case where not considering barrier:
K=10log (10,4 π)+20log (10, D)
Sound is calculated from the first electronic equipment own propagation to the third electronic equipment for sending audio track data
Pad value, wherein K indicates pad value；
Determination unit, for determining to play received audio track data according to pad value and target sound magnitude
The first volume value.
In the third embodiment of the present invention, the multichannel that audio data to be played may be implemented in electronic equipment plays, can
The three-dimensional result of broadcast centered on the first electronic equipment being user-operably is formed, and then improves user experience.
Explanation is needed further exist for, this electronic equipment described in this description includes but is not limited to smart phone, puts down
Plate computer etc., and described many functional components are all referred to as module, specifically to emphasize the only of its implementation
Vertical property.
This many functional component described in this description is all referred to as module, specifically to emphasize its realization side
The independence of formula.
In the embodiment of the present invention, module can use software realization, to be executed by various types of processors.Citing comes
It says, the executable code module of a mark may include the one or more physics or logical block of computer instruction, citing
For, object, process or function can be built as.Nevertheless, the executable code of institute's mark module is without physically
It is located together, but may include the different instructions being stored on different location, be combined together when in these command logics
When, it constitutes module and realizes the regulation purpose of the module.
In fact, executable code module can be the either many item instructions of individual instructions, and can even be distributed
It on multiple and different code segments, is distributed in distinct program, and is distributed across multiple memory devices.Similarly, it grasps
Making data can be identified in module, and can realize according to any form appropriate and be organized in any appropriate class
In the data structure of type.The operation data can be used as individual data collection and be collected, or can be distributed on different location
(including in different storage device), and at least partly can only be present in system or network as electronic signal.
When module can use software realization, it is contemplated that the level of existing hardware technique, it is possible to implemented in software
Module, without considering the cost, those skilled in the art can build corresponding hardware circuit to realize correspondence
Function, the hardware circuit includes conventional ultra-large integrated (VLSI) circuit or gate array and such as logic core
The existing semiconductor of piece, transistor etc either other discrete elements.Module can also use programmable hardware device, such as
Field programmable gate array, programmable logic array, programmable logic device etc. are realized.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of method for playing audio, is applied to the first electronic equipment, which is characterized in that the described method includes:
Obtain multiple audio track data of the different sound channels of audio data to be played；
By in the multiple audio track data at least partly audio track data, the sending time of audio track data and
Target sound magnitude is sent at least one second electronic equipment, make to get the second electronic equipment of the audio track data by
The audio track data respectively got are played according to respective first volume value, first volume value is according to the target volume
Value obtains, wherein the sound transmission that second electronic equipment is played out with first volume value is set to first electronics
Volume value when standby is equal with the target sound magnitude.
2. the method as described in claim 1, which is characterized in that the different sound channels for obtaining audio data to be played it is multiple
Audio track data, specifically:
It treats playing audio-fequency data to be decoded, obtains multiple audio track numbers of the different sound channels of the audio data to be played
According to.
3. the method as described in claim 1, which is characterized in that it is described by the multiple audio track data at least partly
Audio track data, the sending time of audio track data and target sound magnitude are sent at least one second electronic equipment,
It specifically includes:
By wireless communication, connection is established at least one described second electronic equipment respectively；
By the connection, the request of shared audio frequency apparatus is sent at least one described second electronic equipment respectively；
It, will be described after the request for receiving the receiving shared audio frequency apparatus that at least one described second electronic equipment returns
At least partly audio track data, the sending time of audio track data and target sound magnitude in multiple audio track data
It is sent at least one second electronic equipment.
4. the method as described in claim 1, which is characterized in that it is described by the multiple audio track data at least partly
Audio track data, the sending time of audio track data and target sound magnitude are sent at least one second electronic equipment,
It specifically includes:
By in the multiple audio track data first part's audio track data, the sending time of audio track data and
Target sound magnitude is sent at least one second electronic equipment；
Wherein, the method also includes:
Play the second part audio track number in the multiple audio track data in addition to first part's audio track data
According to.
5. the method as described in claim 1, which is characterized in that the method also includes:
When the first electronic equipment receives the audio track number of the third electronic equipment transmission as audio track data sender
When according to, the sending time of audio track data and target sound magnitude, according to the sending time and target sound magnitude, determine
The first volume value of received audio track data is played, and plays received audio track data.
6. method as claimed in claim 5, which is characterized in that it is described according to the sending time and target sound magnitude, it determines
The first volume value for playing received audio track data out, specifically includes:
According to the sending time, the time of audio track data and the spread speed of audio track data are received, is passed through
Formula D=V (t2-t1), it is calculated between the first electronic equipment itself and the third electronic equipment for sending audio track data
Distance, wherein D indicates the distance, and V indicates the spread speed of audio track data, t2Expression receives audio track data
Time, t1Indicate the sending time；
Sound is calculated from the first electronic equipment own propagation to hair by formula K=10log (10,4 π)+20log (10, D)
The pad value of the third electronic equipment of audio track data is sent, wherein K indicates the pad value；
According to the pad value and target sound magnitude, the first volume value for playing received audio track data is determined.
7. a kind of electronic equipment, the electronic equipment is the first electronic equipment, which is characterized in that the first electronic equipment packet
It includes:
Obtain module, multiple audio track data of the different sound channels for obtaining audio data to be played；
First sending module, for by at least partly audio track data in the multiple audio track data, audio track
The sending time and target sound magnitude of data are sent at least one second electronic equipment, make to get the audio track number
According to the second electronic equipment play the audio track data that respectively get, first volume according to respective first volume value
Value is obtained according to the target volume value, wherein second electronic equipment is passed with the sound that first volume value plays out
Volume value when being multicast to first electronic equipment is equal with the target sound magnitude.
8. electronic equipment as claimed in claim 7, which is characterized in that the acquisition module includes:
Decoding unit is decoded for treating playing audio-fequency data, obtains the different sound channels of the audio data to be played
Multiple audio track data.
9. electronic equipment as claimed in claim 7, which is characterized in that first sending module includes:
Link block, for by wireless communication, establishing connection at least one described second electronic equipment respectively；
First transmission unit, for sending shared audio at least one described second electronic equipment respectively by the connection
The request of equipment；
Second transmission unit, for being set in the receiving shared audio for receiving at least one second electronic equipment return
After standby request, by the transmission of at least partly audio track data, audio track data in the multiple audio track data
Time and target sound magnitude are sent at least one second electronic equipment.
10. electronic equipment as claimed in claim 7, which is characterized in that
First sending module is used for first part's audio track data, the audio sound in the multiple audio track data
The sending time and target sound magnitude of track data are sent at least one second electronic equipment；
The wherein electronic equipment further include:
Playing module, for playing second in the multiple audio track data in addition to first part's audio track data
Multi-voice frequency channel data.
11. electronic equipment as claimed in claim 7, which is characterized in that the electronic equipment further include:
Receiving module, for receiving the third electronic equipment transmission as audio track data sender when the first electronic equipment
Audio track data, the sending time of audio track data and when target sound magnitude, according to the sending time and target
Volume value determines the first volume value for playing received audio track data, and plays received audio track
Data.
12. electronic equipment as claimed in claim 11, which is characterized in that the receiving module includes:
First computing unit, for according to the sending time, receive time and the audio track number of audio track data
According to spread speed, pass through formula D=V (t2-t1), the first electronic equipment itself is calculated and sends audio track data
The distance between third electronic equipment, wherein D indicates the distance, and V indicates the spread speed of audio track data, t2It indicates
Receive the time of audio track data, t1Indicate the sending time；
Second computing unit, for passing through formula
Sound is calculated from the first electronic equipment own propagation to transmission audio sound in K=10log (10,4 π)+20log (10, D)
The pad value of the third electronic equipment of track data, wherein K indicates the pad value；
Determination unit, for determining to play received audio track data according to the pad value and target sound magnitude
The first volume value.
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| CN201510482087.5A CN105828235B (en) | 2015-08-07 | 2015-08-07 | A kind of method and electronic equipment playing audio |
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| CN201510482087.5A CN105828235B (en) | 2015-08-07 | 2015-08-07 | A kind of method and electronic equipment playing audio |
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| CN105898503A (en) * | 2016-04-25 | 2016-08-24 | 乐视控股（北京）有限公司 | Playing control method, device and system for mobile terminal |
| CN112312366B (en) * | 2019-07-26 | 2022-10-28 | 华为技术有限公司 | Method, electronic equipment and system for realizing functions through NFC (near field communication) tag |
| CN114371823B (en) * | 2020-10-14 | 2023-06-09 | 荣耀终端有限公司 | Multimedia playing method and device and electronic equipment |
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