CN112000308B - Double-track audio playing control method, system, terminal and medium - Google Patents

Double-track audio playing control method, system, terminal and medium Download PDF

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CN112000308B
CN112000308B CN202010946923.1A CN202010946923A CN112000308B CN 112000308 B CN112000308 B CN 112000308B CN 202010946923 A CN202010946923 A CN 202010946923A CN 112000308 B CN112000308 B CN 112000308B
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list
association
playing
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CN112000308A (en
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李玉婷
付强
翁君
朱典
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Chengdu Fit Future Technology Co Ltd
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    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/165Management of the audio stream, e.g. setting of volume, audio stream path
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16Sound input; Sound output
    • G06F3/167Audio in a user interface, e.g. using voice commands for navigating, audio feedback
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing

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Abstract

The invention discloses a method, a system, a terminal and a medium for controlling dual-track audio playing, relates to the technical field of audio playing, and solves the problems of complex dual-track audio switching operation, large data processing capacity and low working efficiency caused by frequent man-machine interaction in the using process of the existing intelligent fitness equipment, wherein the technical scheme is as follows: loading a double-track data packet, and decoding the double-track data packet to obtain first track data and second track data; respectively encoding the first audio track data and the second audio track data according to time node division to form a first code list and a second code list; forming an association list after associating codes in the first code list and the second code list by taking the time node as an association point; and playing and displaying the decoded first audio track data and the decoded second audio track data by controlling the association list. The play and display of the double audio tracks in different modes can be realized only by controlling the association list, the data processing amount is reduced, and the working efficiency is improved.

Description

Double-track audio playing control method, system, terminal and medium
Technical Field
The present invention relates to the field of audio playing technologies, and in particular, to a method, a system, a terminal, and a medium for controlling dual-track audio playing.
Background
At present nationality internet era, the internet can occupy the most time of life, and along with the acceleration of life rhythm, more and more people's health is in sub-health state simultaneously, but hardly takes time out again and carries out outdoor exercises, and the motion tutorial that oneself contrasts on the net at home of most selection moves body-building, owing to lack the professional guidance, the body-building training effect is not showing, gives guidance to train through selecting smart machine. Currently, intelligent fitness equipment generally supports human-computer interaction through two audio tracks, wherein curriculum video playing and background music playing or background music playing and interactive music playing are the main items. However, due to frequent human-computer interaction during the use of the intelligent fitness equipment, the dual-track audio switching operation is complex, the data processing amount is large, the working efficiency is low, and the user experience is poor. Therefore, how to design a dual-track audio playing control technology is an urgent problem to be solved.
Disclosure of Invention
The invention aims to solve the problems of complex double-track audio switching operation, large data processing capacity and low working efficiency caused by frequent man-machine interaction in the using process of the existing intelligent fitness equipment, and provides a double-track audio playing control method, a system, a terminal and a medium.
The technical purpose of the invention is realized by the following technical scheme:
in a first aspect, a dual-track audio playing control method is provided, including the following steps:
loading a double-track data packet, and decoding the double-track data packet to obtain first track data and second track data;
respectively encoding the first audio track data and the second audio track data according to time node division to form a first code list and a second code list;
forming an association list after associating codes in the first code list and the second code list by taking the time node as an association point;
and playing and displaying the decoded first audio track data and the decoded second audio track data by controlling the association list.
Further, the association list control includes:
synchronous control for synchronously playing and displaying the first audio track data and the second audio track data according to the association list;
asynchronous control, which is used for playing and displaying the first audio track data and the second audio track data after the codes of the first code list and the second code list in the association list are in dislocation association;
and the single track control is used for independently playing and displaying the first audio track data or the second audio track data after cutting off codes of the first code list and the second code list in the association list.
Further, when the switching between the association lists is a link triggered by natural time: the track data of the current link is gradually reduced from the current volume to zero at a constant speed, and simultaneously the track data of the next link is gradually increased from zero to the current volume at a constant speed.
Further, when the link triggered by the control command is switched between the association lists: the audio track data of the current link is directly reduced from the current volume to zero to realize interruption and gradual-in, and meanwhile, the audio track data of the next link is increased from zero at a constant speed to the current volume to realize gradual-in.
In a second aspect, a dual-track audio playback control system is provided, comprising:
the decoding module is used for loading the double-track data packet and decoding the double-track data packet to obtain first track data and second track data;
the encoding module is used for encoding the first audio track data and the second audio track data respectively according to time node division to form a first code list and a second code list;
the association module is used for associating codes in the first code list and the second code list by taking the time node as an association point to form an association list;
and the playing control module is used for playing and displaying the decoded first audio track data and the decoded second audio track data by controlling the association list.
Further, the play control module includes:
the synchronous control unit is used for synchronously playing and displaying the first audio track data and the second audio track data according to the association list;
the asynchronous control unit is used for carrying out dislocation association on codes of the first code list and the second code list in the association list and then playing and displaying the first audio track data and the second audio track data;
and the single track control unit is used for independently playing and displaying the first audio track data or the second audio track data after cutting off codes of the first code list and the second code list in the association list.
Further, the play control module is provided with a natural switching module; and the natural switching module is used for reducing the sound track data of the current link from the current volume to zero at a constant speed to realize fade-out and simultaneously increasing the sound track data of the next link from zero at a constant speed to the current volume to realize fade-in when switching to a link triggered by natural time between the association lists.
Furthermore, the playing control module is provided with a control switching module; and the control switching module is used for directly reducing the sound track data of the current link from the current volume to zero to realize interruption and gradual-out when switching to the link triggered by the control command among the associated lists, and simultaneously increasing the sound track data of the next link from zero at a constant speed to the current volume to realize gradual-in.
In a third aspect, a computer terminal is provided, which includes a memory, a processor and a computer program stored in the memory and executable on the processor, and when the processor executes the computer program, the processor implements the dual-track audio playing control method according to any one of the first aspect.
In a fourth aspect, there is provided a computer readable medium having stored thereon a computer program executable by a processor for implementing a dual-track audio playback control method as claimed in any one of the first aspect.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the audio data are innovatively divided into a plurality of audio segments after being coded, the audio segments in two audio data in two audio tracks are associated to form an association list, and then the play and display of the two audio tracks in different modes can be realized only by controlling the association list, so that the data processing amount is reduced, and the working efficiency is improved;
2. the invention has various control modes such as synchronous playing control, asynchronous playing control, single track playing control and the like for double audio tracks, has rich functions, can meet the requirements of users and improves the experience of the users;
3. the invention can carry out natural trigger switching and manual control switching between the audio track data packets, thereby not only improving the fluency of the natural trigger switching, but also improving the high efficiency of the manual control switching.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a flow chart in an embodiment of the invention;
FIG. 2 is a schematic diagram of operation in an embodiment of the present invention;
fig. 3 is a functional block diagram in an embodiment of the present invention.
Reference numbers and corresponding part names in the drawings:
101. a decoding module; 102. an encoding module; 103. a correlation module; 104. a play control module; 105. a synchronization control unit; 106. an asynchronous control unit; 107. a single-track control unit; 108. a natural switching module; 109. and a play control module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail in the following with reference to examples 1-2 and accompanying drawings 1-3, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not to be construed as limiting the present invention.
Example 1: a dual-track audio playing control method, as shown in fig. 1 and fig. 2, includes the following steps:
s1: and loading the double-track data packet, and decoding the double-track data packet to obtain first track data and second track data.
S2: and respectively coding the first audio track data and the second audio track data according to time node division to form a first code list and a second code list. For example, a first code list includes A1, A2, A3, A4, A5, A6, A7, A8, A9, a10, etc. in order, and a second code list includes B1, B2, B3, B4, B5, B6, B7, B8, B9, B10, etc. in order.
S3: and forming an association list after associating codes in the first code list and the second code list by taking the time node as an association point. For example, A1-B1, A2-B2, A3-B3, A4-B4, A5-B5, A6-B6, A7-B7, A8-B8, A9-B9, A10-B10, and the like.
S4: and playing and displaying the decoded first audio track data and the decoded second audio track data by controlling the association list.
The association list control comprises synchronous control, asynchronous control and single-track control. Wherein the synchronization control is used for synchronously playing and displaying the first audio track data and the second audio track data according to the association list, such as A1-B1, A2-B2, etc. The asynchronous control is used for carrying out staggered association on codes of a first code list and a second code list in the association list and then playing and displaying the first audio track data and the second audio track data, such as A1-B2, A2-B3 and the like; the single track control is used for playing and displaying the first track data or the second track data independently after cutting off codes of the first code list and the second code list in the association list, for example, A1, A2, or A1, A2, etc.
When the link switching between the association lists is triggered by natural time: the track data of the current link is gradually reduced from the current volume to zero at a constant speed, and simultaneously the track data of the next link is gradually increased from zero to the current volume at a constant speed.
When the link triggered by the control command is switched between the association lists: the audio track data of the current link is directly reduced from the current volume to zero to realize interruption and gradual-in, and meanwhile, the audio track data of the next link is increased from zero at a constant speed to the current volume to realize gradual-in.
Example 2: a dual-track audio playing control system, as shown in fig. 3, includes a decoding module, an encoding module, an association module, and a playing control module. The decoding module is used for loading the double-track data packet and decoding the double-track data packet to obtain first track data and second track data. The coding module is used for coding the first audio track data and the second audio track data respectively according to time node division to form a first code list and a second code list. The association module is used for associating codes in the first code list and the second code list by taking the time node as an association point to form an association list. The playing control module is used for playing and displaying the decoded first audio track data and the decoded second audio track data by controlling the association list.
The playing control module comprises a synchronous control unit, an asynchronous control unit and a single-track control unit. The synchronous control unit is used for synchronously playing and displaying the first audio track data and the second audio track data according to the association list. The asynchronous control unit is used for carrying out dislocation association on codes of the first code list and the second code list in the association list and then playing and displaying the first audio track data and the second audio track data. The single track control unit is used for cutting off codes of the first code list and the second code list in the association list and then independently playing and displaying the first audio track data or the second audio track data.
The play control module is provided with a natural switching module. When the link switching is triggered by natural time, the natural switching module reduces the current volume of the audio track data of the current link from zero at a constant speed to realize fade-out, and increases the audio track data of the next link from zero at a constant speed to the current volume to realize fade-in.
The playing control module is provided with a control switching module. When the link switching triggered by the control command is switched between the association lists, the control switching module directly reduces the current volume of the audio track data of the current link from zero to realize interruption and gradual-out, and simultaneously improves the constant speed of the audio track data of the next link from zero to the current volume to realize gradual-in.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A dual-track audio playing control method is characterized in that,
the method comprises the following steps:
loading a double-track data packet, and decoding the double-track data packet to obtain first track data and second track data;
respectively encoding the first audio track data and the second audio track data according to time node division to form a first code list and a second code list;
associating codes in the first code list and the second code list by taking a time node as an association point to form an association list;
and playing and displaying the decoded first audio track data and the second audio track data by controlling the association list.
2. The dual track audio playback control method of claim 1,
the list of control associations comprises:
a synchronization control for synchronously playing and displaying the first audio track data and the second audio track data according to the association list;
asynchronous control, which is used to stagger-associate the codes of the first code list and the second code list in the association list and then play and display the first audio track data and the second audio track data;
a single track control for playing and displaying the first audio track data or the second audio track data individually after cutting off the codes of the first code list and the second code list in the association list.
3. The dual track audio playback control method of claim 1,
when the link switching between the association lists is triggered by natural time: the track data of the current link is gradually reduced from the current volume to zero at a constant speed, and simultaneously the track data of the next link is gradually increased from zero to the current volume at a constant speed.
4. The dual track audio playback control method of claim 1,
when the link triggered by the control command is switched among the association lists: the audio track data of the current link is directly reduced from the current volume to zero to realize interruption and gradual-in, and meanwhile, the audio track data of the next link is increased from zero at a constant speed to the current volume to realize gradual-in.
5. A dual-track audio playing control system is characterized in that,
the method comprises the following steps:
the decoding module is used for loading the double-track data packet and decoding the double-track data packet to obtain first track data and second track data;
the encoding module is used for respectively encoding the first audio track data and the second audio track data according to time node division to form a first code list and a second code list;
the association module is used for associating codes in the first code list and the second code list by taking a time node as an association point to form an association list;
and the playing control module is used for playing and displaying the decoded first audio track data and the decoded second audio track data by controlling the association list.
6. The dual track audio playback control system of claim 5,
the play control module includes:
a synchronization control unit for playing and displaying the first audio track data and the second audio track data in synchronization according to the association list;
the asynchronous control unit is used for carrying out playing and displaying on the first audio track data and the second audio track data after the codes of the first code list and the second code list in the association list are in dislocation association;
a single track control unit for playing and displaying the first audio track data or the second audio track data independently after cutting off codes of the first code list and the second code list in the association list.
7. The dual track audio playback control system of claim 5,
the play control module is provided with a natural switching module; and the natural switching module is used for reducing the sound track data of the current link from the current volume to zero at a constant speed to realize fade-out and simultaneously increasing the sound track data of the next link from zero at a constant speed to the current volume to realize fade-in when switching to a link triggered by natural time between the association lists.
8. The dual track audio playback control system of claim 5,
the playing control module is provided with a control switching module; and the control switching module is used for directly reducing the current volume of the audio track data of the current link from zero to realize interruption and gradual-out when switching to the link triggered by the control command between the associated lists, and simultaneously increasing the constant speed of the audio track data of the next link from zero to the current volume to realize gradual-in.
9. A computer terminal comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor implementing a dual-track audio playback control method as claimed in any one of claims 1 to 4 when executing the program.
10. A computer-readable medium, on which a computer program is stored, which computer program is executed by a processor to implement a dual-track audio playback control method as claimed in any one of claims 1 to 4.
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