CN113099030A - Light interaction method based on ultrasonic waves, mobile terminal and sound playing device - Google Patents
Light interaction method based on ultrasonic waves, mobile terminal and sound playing device Download PDFInfo
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- CN113099030A CN113099030A CN202110315218.6A CN202110315218A CN113099030A CN 113099030 A CN113099030 A CN 113099030A CN 202110315218 A CN202110315218 A CN 202110315218A CN 113099030 A CN113099030 A CN 113099030A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The embodiment of the invention relates to a light interaction method based on ultrasonic waves, a mobile terminal and sound playing equipment, wherein the method is applied to the mobile terminal and comprises the following steps: when the microphone of the mobile terminal is authorized to be started, acquiring a sound signal embedded with an ultrasonic signal of the environment where the mobile terminal is located; carrying out conversion and filtering processing on the sound signal to separate out a high-frequency electric signal; acquiring an interaction instruction corresponding to the high-frequency electric signal; and outputting corresponding interactive contents according to the interactive instruction. According to the embodiment of the invention, the mobile terminal of the audience can collect the sound signal with the ultrasonic signal at the scene of the concert and analyze the sound signal, so that a specific light effect is realized by means of a screen or a flash lamp of the mobile terminal of a user, and interaction intellectualization is realized.
Description
Technical Field
The embodiment of the invention relates to the technical field of terminal equipment, in particular to a light interaction method based on ultrasonic waves, a mobile terminal and sound playing equipment.
Background
At present, at the scene of a concert or some events, the audience mainly interacts with the stage by means of a glow stick. The fluorescent rod is divided into two types by an operation mode, wherein one type is that a console transmits signals to realize uniform color change or single-point color change; the other is actively manipulated by the viewer.
Although good on-site atmosphere effect can be built to traditional glow stick's mode, however, glow stick itself does not do benefit to the environmental protection, and in addition, the glow stick still can cause extra cost, especially by the glow stick that the control cabinet unified controls, and ordinary glow stick then needs spectator's initiative to be controlled, hardly ensures that every spectator all can accurately be controlled, can influence on-site interactive effect to a certain extent.
Disclosure of Invention
The embodiment of the invention aims to provide a light interaction method based on ultrasonic waves, a mobile terminal and sound playing equipment.
In a first aspect, an embodiment of the present invention provides a light interaction method based on ultrasonic waves, which is applied to a mobile terminal; the method comprises the following steps:
when the microphone of the mobile terminal is authorized to be started, acquiring a sound signal embedded with an ultrasonic signal of the environment where the mobile terminal is located;
carrying out conversion and filtering processing on the sound signal to separate out a high-frequency electric signal;
acquiring an interaction instruction corresponding to the high-frequency electric signal;
and outputting corresponding interactive contents according to the interactive instruction.
In some embodiments, the sound signal is a mixed frequency signal formed by mixing a high-frequency electric signal with a background electric signal to be played and inputting the mixed frequency signal to a sound playing device.
In some embodiments, the mobile terminal is provided with an interactive application; when the microphone authority of the mobile terminal is opened, acquiring a sound signal embedded with an ultrasonic signal of the environment where the mobile terminal is located, wherein the sound signal comprises:
when receiving the opening operation aiming at the interactive application program, acquiring the microphone permission and the camera permission of the mobile terminal, and acquiring the sound signal embedded with the ultrasonic signal of the environment where the mobile terminal is located through the microphone.
In some embodiments, the converting and filtering the sound signal to separate a high-frequency electrical signal includes:
converting the sound signal into an electrical signal of the same frequency through the microphone;
high-frequency electrical signals are separated from the electrical signals.
In some embodiments, the obtaining of the interaction instruction corresponding to the high-frequency electric signal includes:
and inquiring an interaction instruction corresponding to the frequency in a corresponding relation table of the interaction application program according to the frequency of the high-frequency electric signal, wherein the high-frequency electric signals with different frequencies correspond to different interaction instructions in the corresponding relation table.
In some embodiments, the interactive content includes one or more of flashing a flash lamp at a preset frequency, displaying a single color on a screen, flashing a screen at a preset frequency when the screen displays the single color, displaying a preset text or a preset graphic on the screen, and dynamically displaying the preset text or the preset graphic on the screen at a preset time.
In a second aspect, an embodiment of the present invention further provides an ultrasonic-based light interaction method, which is applied to a sound playing device, where the method includes:
embedding a high-frequency electric signal into an audio electric signal to be played to obtain a mixed audio electric signal, wherein the high-frequency electric signal is an electric signal with a frequency of more than 20 KHZ;
and receiving the mixed audio electric signal, and playing a sound signal with mixed frequency according to the mixed audio electric signal.
In some embodiments, the method further comprises:
storing the high-frequency electric signals with different frequencies and different interaction instructions in a form of a corresponding relation table;
and issuing the corresponding relation table to the mobile terminal through an interactive application program.
In a third aspect, an embodiment of the present invention provides a mobile terminal, where the mobile terminal includes:
at least one first processor, and
a first memory communicatively coupled to the first processor, the first memory storing instructions executable by the at least one first processor to enable the at least one processor to perform the method of any one of the above.
In a fourth aspect, an embodiment of the present invention provides a sound playing apparatus, where the sound playing apparatus includes:
at least one second processor, and
a second memory communicatively coupled to the second processor, the second memory storing instructions executable by the at least one second processor to enable the at least one processor to perform the method of any one of the above.
In a fifth aspect, the present invention provides a non-transitory computer-readable storage medium storing computer-executable instructions, which, when executed by a mobile terminal or a sound playing device, cause the mobile terminal to execute the method described above or the sound playing device to execute the method described above.
According to the light interaction method based on ultrasonic waves, the mobile terminal and the sound playing device, in a concert site, the mobile terminal can collect sound signals embedded with ultrasonic signals in the environment, for example, ultrasonic signals are embedded in a piece of currently played music, the mobile terminal performs conversion and filtering processing on the collected sound signals to separate high-frequency electric signals, the high-frequency electric signals with different frequencies correspond to different interaction instructions, the mobile terminal outputs corresponding interaction contents according to the interaction instructions, interaction of the concert is achieved, the interaction instructions comprise different terminal display effects, and therefore a specific site atmosphere is created.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
FIG. 1 is a schematic flow chart diagram of one embodiment of an ultrasonic-based light interaction method of the present invention;
FIG. 2 is a schematic flow chart diagram of one embodiment of the ultrasonic-based light interaction method of the present invention;
FIG. 3 is a schematic structural diagram of a first light interaction device according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a first light interaction device according to another embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a second light interaction device according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a second light interaction device according to another embodiment of the present invention;
fig. 7 is a schematic hardware configuration diagram of a first controller in an embodiment of the mobile terminal of the present invention;
fig. 8 is a schematic diagram of a hardware structure of the second controller in an embodiment of the sound player of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The light interaction method based on the ultrasonic waves can be applied to the mobile terminal. The mobile terminal can be an intelligent terminal device, such as a terminal device of a smart phone, a computer, an I pad, and the like, and is preferably a smart phone, which is convenient for a user to carry about.
It can be understood that, the controller is arranged in the mobile terminal, and as a main control center, the mobile terminal of the audience can collect the sound signal with the ultrasonic signal of the concert site and analyze the sound signal, so that the specific light effect is realized by the screen or the flash lamp of the mobile terminal of the user, and the interaction is intelligent.
Referring to fig. 1, fig. 1 is a schematic flowchart illustrating an ultrasound-based light interaction method according to an embodiment of the present invention, where the method may be executed by a first controller 13 in a mobile terminal, as shown in fig. 1, and the method is applied to the mobile terminal, and the method includes:
101: and when the microphone of the mobile terminal is authorized to be started, acquiring a sound signal embedded with an ultrasonic signal of the environment where the mobile terminal is located.
The environment can be that the concert is on-the-spot, and the concert plays music, and the singer sings the song, and the music of broadcast is as embedding the sound signal that has ultrasonic signal, sound signal is that the high frequency signal mixes the back with the background signal of telecommunication of waiting to broadcast, inputs sound playback devices, and passes through the signal of mixed frequency that sound playback devices formed.
The high-frequency electric signal can be a 21KHz signal, and the 21KHz high-frequency signal and the waveform of the background electric signal to be played are mixed to obtain a superposed waveform.
In addition, in order to play a sound signal with an ultrasonic signal at a concert site, a high-frequency electric signal can be embedded into a Musical electric signal by a host supporting a MIDI (Musical Instrument Digital Interface) console through a VST (audio processing) plug-in for controlling a light effect by using an ultrasonic audio trigger, and the combined electric signal is input into a power amplifier, converted into a mixed signal, i.e., a sound signal, and then emitted.
Moreover, the embedded ultrasonic signals collected by the environment where the terminal is located cannot be heard by the audience, so that the watching experience is not influenced.
In some embodiments, the mobile terminal is provided with an interactive application program, and when a user opens the interactive application program, the mobile terminal may collect a sound signal, and when a microphone of the mobile terminal is authorized to be opened, the collecting of the sound signal embedded with the ultrasonic signal in an environment where the mobile terminal is located may include:
when receiving the opening operation aiming at the interactive application program, acquiring the microphone permission and the camera permission of the mobile terminal, and acquiring the sound signal embedded with the ultrasonic signal of the environment where the mobile terminal is located through the microphone.
Specifically, when a user is at a concert site, an interactive application program can be downloaded and installed on the mobile terminal for light interaction, when the interactive application program is started, the mobile terminal receives a starting operation for the interactive application program, and then the interactive application program acquires the microphone permission and the camera permission of the mobile terminal.
After the microphone authority is opened, sound signals can be collected through the microphone; after the camera authority is opened, the flash lamp can flash in the interaction instruction, so that the camera authority is required to be opened.
When the mobile terminal receives the opening operation aiming at the interactive application program, the mobile terminal of the user can participate in the interaction, and when the user does not open the interactive application program, the mobile terminal of the user cannot participate in the interaction.
And 102, converting and filtering the sound signal to separate out a high-frequency electric signal.
After the mobile terminal collects the sound signals, the sound signals are converted into electric signals with the same frequency, and then the electric signals obtained through conversion are subjected to filtering processing to separate high-frequency electric signals.
In some embodiments, converting and filtering the sound signal to separate a high-frequency electrical signal may include:
converting the sound signal into an electrical signal of the same frequency;
high-frequency electrical signals are separated from the electrical signals.
Specifically, after the mobile terminal collects the sound signal, the sound signal is converted into an electric signal with the same frequency, and then the electric signal with the frequency of more than 20khz is separated in a software filtering mode.
And 103, acquiring an interaction instruction corresponding to the high-frequency electric signal.
After the high-frequency electric signals are separated out, the mobile terminal needs to determine interaction instructions to perform different interaction modes, so that a corresponding relation table between the high-frequency electric signals with different frequencies and different interaction instructions can be created in a server of the background sound playing device to determine specific interaction instructions.
In some embodiments, obtaining the interaction instruction corresponding to the high-frequency electrical signal may include:
and inquiring an interaction instruction corresponding to the frequency in a corresponding relation table of the interaction application program according to the frequency of the high-frequency electric signal, wherein the high-frequency electric signals with different frequencies correspond to different interaction instructions in the corresponding relation table.
Specifically, after the mobile terminal separates out the high-frequency electrical signal, a correspondence table is stored in the interactive application program, and in the correspondence table, electrical signals with different frequencies correspond to different interactive instructions, so that a specific interactive instruction is determined in the correspondence table according to the separated high-frequency electrical signal. As shown in table 1, a correspondence table is shown.
| High frequency electrical signal | Interactive instruction |
| High-frequency electric signal 1-20.2KHZ electric signal | Full screen display of blue |
| High-frequency electric signal 2-20.3KHZ electric signal | Full screen display red |
| High-frequency electric signal 3-20.4KHZ electric signal | Full screen display green |
| High-frequency electric signal 4-20.5KHZ electric signal | Scrolling playing characters |
| High-frequency electric signal 5-21KHZ electric signal | Flash lamp flashing |
| High frequency electrical signal n | …… |
TABLE 1-table of correspondences
The high-frequency electric signals with different frequencies correspond to different interaction instructions, so that the interaction diversity is realized.
104: and outputting corresponding interactive contents according to the interactive instruction.
After determining the specific interaction instruction, the mobile terminal outputs the corresponding interaction content according to the interaction instruction, for example, according to the table 1-corresponding relationship table, when the high-frequency electrical signal is the high-frequency electrical signal 1, the interaction instruction is that the blue color is displayed on a full screen, that is, the mobile terminal of the user displays the blue color on the full screen at this time.
It is understood that the interactive content includes one or more of flashing a flash lamp according to a preset frequency, displaying a single color on a screen, flashing a screen according to a preset frequency when displaying a single color, displaying a preset text or a preset graphic on a screen, and dynamically displaying the preset text or the preset graphic on the screen.
According to the light interaction method based on ultrasonic waves, in a concert site, a mobile terminal can collect sound signals embedded with ultrasonic waves in the environment, for example, ultrasonic waves are embedded in a piece of currently played music, the mobile terminal carries out filtering processing on the collected sound signals to separate high-frequency electric signals, the electric signals with different frequencies correspond to different interaction instructions, the mobile terminal outputs corresponding interaction contents according to the interaction instructions, interaction of the concert is achieved, the interaction instructions comprise different terminal display effects, and therefore a specific site atmosphere is created.
Referring to fig. 2, fig. 2 is a schematic flowchart of an ultrasonic-based light interaction method according to an embodiment of the present invention, where the method can be executed by a second controller 23 in a sound playing device, as shown in fig. 2, and the method is applied to the sound playing device, and the method includes:
201: and embedding the high-frequency electric signal into the audio electric signal to be played to obtain a mixed audio electric signal, wherein the high-frequency electric signal is an electric signal with the frequency of more than 20 KHZ.
202: and receiving the mixed audio electric signal, and playing a sound signal with mixed frequency according to the mixed audio electric signal.
Specifically, different control instructions can be coded, and a high-frequency electric signal is embedded into an audio electric signal to be played by using an ultrasonic audio trigger to obtain a mixed audio electric signal, wherein the high-frequency electric signal is an electric signal above 20KHZ and is played synchronously with a song according to the music rhythm or story content of the song at the concert. And when the sound playing equipment such as the sound equipment plays, the sound playing equipment receives the mixed audio electrical signal, and when the sound equipment plays through the loudspeaker, the sound equipment forms a sound signal loaded with the mixed frequency of the ultrasonic signal.
Then, when the mobile terminal of the user starts an interactive application program, sound signals can be collected, the collected sound signals are converted into electric signals with the same frequency by the mobile terminal, filtering processing is carried out again to obtain high-frequency electric signals with the frequency of more than 20khz, and the mobile terminal outputs interactive contents in real time according to interactive instructions corresponding to the high-frequency electric signals to achieve an interactive effect.
For example, a song, the control command a of the ultrasonic signal embedded in the prelude part, the corresponding interactive command 1, the control command b of the ultrasonic signal embedded in the climax part, and the corresponding interactive command 5, so that when the song is played, the prelude part, the mobile terminal of the user displays the interactive command 1, the climax part, and the mobile terminal of the user displays the interactive command 5, so that the interaction of the mobile terminal of the user at the concert scene is realized, the user is prevented from using the fluorescent stick to wave, and the intelligent interaction effect is achieved.
In some embodiments, the host may store the relationship mapping table in the sound playing device, and after the user opens the interactive application, the mobile terminal is in communication connection with the sound playing device, and the method further includes:
storing the high-frequency electric signals with different frequencies and different interaction instructions in a form of a corresponding relation table;
and issuing the corresponding relation table to the mobile terminal through an interactive application program.
Specifically, a light designer designs a light interaction scheme of the stadium auditorium according to an achievable interaction instruction, high-frequency electric signals with different frequencies correspond to different interaction instructions in a corresponding relation table, the corresponding relation table is issued to the mobile terminal through an interaction application program, and after the high-frequency electric signals are separated out by the mobile terminal, the mobile terminal can output corresponding interaction content according to the interaction instruction corresponding to the high-frequency electric signals in the corresponding relation table, so that interaction of the mobile terminal with music played by the stadium is realized.
According to the light interaction method based on ultrasonic waves, in a concert site, a mobile terminal can collect sound signals embedded with ultrasonic waves in the environment, for example, ultrasonic waves are embedded in a piece of currently played music, the mobile terminal carries out filtering processing on the collected sound signals to separate high-frequency electric signals, the high-frequency electric signals with different frequencies correspond to different interaction instructions, the mobile terminal outputs corresponding interaction contents according to the interaction instructions, interaction of the concert is achieved, the interaction instructions comprise different terminal display effects, and therefore a specific site atmosphere is created.
Accordingly, as shown in fig. 3, an embodiment of the present invention further provides a first light interaction device, which can be used in a mobile terminal, where the first light interaction device 700 includes:
the acquisition module 701 is used for acquiring a sound signal embedded with an ultrasonic signal of an environment where the mobile terminal is located when the microphone of the mobile terminal is authorized to be started;
a separation module 702, configured to perform conversion and filtering processing on the sound signal to separate a high-frequency electrical signal;
an obtaining module 703, configured to obtain an interaction instruction corresponding to the high-frequency electrical signal;
and the output module 704 is configured to output corresponding interactive content according to the interactive instruction.
According to the embodiment of the invention, in a concert site, the mobile terminal can collect the sound signal embedded with the ultrasonic signal in the environment, for example, the ultrasonic signal is embedded in a piece of currently played music, the mobile terminal carries out filtering processing on the collected sound signal to separate out the high-frequency electric signal, the high-frequency electric signals with different frequencies correspond to different interaction instructions, and the mobile terminal outputs corresponding interaction contents according to the interaction instructions, so that the interaction of the concert is realized, and the interaction instructions comprise different terminal display effects, so that a specific site atmosphere is created.
In other embodiments, the sound signal is a mixed frequency signal formed by mixing a high-frequency electric signal with a background electric signal to be played and inputting the mixed frequency signal to a sound playing device.
In other embodiments, the mobile terminal is provided with an interactive application program; the first light interaction device 700 further comprises a permission starting module 705, configured to:
when receiving an opening operation for the interactive application program, acquiring a microphone permission and a camera permission of the mobile terminal, and the acquisition module 701 is further configured to: and acquiring sound signals embedded with ultrasonic signals of the environment where the mobile terminal is located through the microphone.
In other embodiments, the separation module 702 is further configured to:
converting the sound signal into an electrical signal of the same frequency through the microphone;
high-frequency electrical signals are separated from the electrical signals.
In other embodiments, the obtaining module 703 is further configured to:
and inquiring an interaction instruction corresponding to the frequency in a corresponding relation table of the interaction application program according to the frequency of the high-frequency electric signal, wherein the high-frequency electric signals with different frequencies correspond to different interaction instructions in the corresponding relation table.
In other embodiments, the obtaining module 703 is further configured to:
acquiring current position information of the mobile terminal through the interactive application program;
and determining an interaction instruction according to the current position information and the high-frequency electric signal.
In other embodiments, the interactive content includes one or more of flashing a flash lamp at a preset frequency, displaying a single color on a screen, flashing a screen at a preset frequency when displaying a single color, displaying a preset text or graphic on a screen, and dynamically displaying the preset text or graphic on the screen at a preset time.
Correspondingly, as shown in fig. 5, an embodiment of the present invention further provides a second light interaction device, which can be used in a sound playing device, where the second light interaction device 800 includes:
the mixing module 801 is configured to embed a high-frequency electrical signal into an audio electrical signal to be played to obtain a mixed audio electrical signal, where the high-frequency electrical signal is an electrical signal with a frequency of 20KHZ or higher;
the playing module 802 is configured to receive the mixed audio electrical signal and play a sound signal with a mixed frequency according to the mixed audio electrical signal.
In another embodiment, referring to fig. 7, the second light interaction device 800 further includes:
a correspondence table generating module 803, configured to store the high-frequency electrical signals with different frequencies and different interaction instructions in a form of a correspondence table;
and issuing the corresponding relation table to the mobile terminal through an interactive application program.
It should be noted that the above-mentioned apparatus can execute the method provided by the embodiments of the present application, and has corresponding functional modules and beneficial effects for executing the method. For technical details which are not described in detail in the device embodiments, reference is made to the methods provided in the embodiments of the present application.
Fig. 7 is a schematic diagram of a hardware structure of a first controller in an embodiment of a mobile terminal, and as shown in fig. 7, the first controller 13 includes:
one or more first processors 131, a first memory 132. Fig. 7 illustrates an example of a first processor 131 and a first memory 132.
The first processor 131 and the first memory 132 may be connected by a bus or other means, and fig. 7 illustrates an example of connection by a bus.
The first memory 132 serves as a non-volatile computer-readable storage medium, and may be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the ultrasonic-based light interaction method in the embodiments of the present application (for example, the acquisition module 701, the separation module 702, the acquisition module 703, the output module 704, and the permission activation module 705 shown in fig. 3 to 5). The first processor 131 executes various functional applications of the controller and data processing, i.e., implementing the ultrasonic-based light interaction method of the above-described method embodiment, by running the nonvolatile software programs, instructions, and modules stored in the first memory 132.
The first memory 132 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the first light interaction device, and the like. In addition, the first memory 132 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid-state storage device. In some embodiments, the first memory 132 may optionally include a memory remotely located from the first processor 131, and these remote memories may be connected to the mobile terminal through a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The one or more modules are stored in the first memory 132 and, when executed by the one or more first processors 131, perform the ultrasound-based light interaction method of any of the above-described method embodiments, e.g., performing the method steps 101-104 of fig. 1 described above; the functions of the modules 701 and 704 in fig. 3 and the functions of the modules 701 and 705 in fig. 4 are realized.
The product can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
Fig. 8 is a schematic hardware structure diagram of the second controller in an embodiment of the mobile terminal, and as shown in fig. 8, the second controller 23 includes:
one or more second processors 231, a second memory 232. In fig. 8, a second processor 231 and a second memory 232 are taken as an example.
The second processor 231 and the second memory 232 may be connected by a bus or other means, and fig. 8 illustrates the connection by the bus as an example.
The second memory 232 is a non-volatile computer-readable storage medium, and can be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the ultrasonic-based light interaction method in the embodiments of the present application (for example, the mixing module 801, the playing module 802, and the correspondence table generating module 803 shown in fig. 5-6). The second processor 231 executes various functional applications and data processing of the controller, that is, implements the ultrasonic-based light interaction method of the above-described method embodiment, by running the nonvolatile software program, instructions and modules stored in the second memory 232.
The second memory 232 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to use of the second light interaction device, and the like. Further, the second memory 232 may include high speed random access memory and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some embodiments, the second memory 232 may optionally include memory located remotely from the second processor 231, which may be connected to the mobile terminal via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The one or more modules are stored in the second memory 232 and, when executed by the one or more second processors 231, perform the ultrasound-based light interaction method of any of the above-described method embodiments, e.g., performing the method steps 201-202 of fig. 2 described above; the functions of the modules 801 and 803 in fig. 5 and 801 and 6 are realized.
The product can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
Embodiments of the present application provide a non-transitory computer-readable storage medium storing computer-executable instructions, which are executed by one or more processors, such as the first processor 131/the second processor 231 in fig. 7/8, so that the one or more first processors 131/the second processor 231 may execute the ultrasonic-based light interaction method in any of the above method embodiments, for example, the method steps 101 to 104 in fig. 1, and the method steps 201 to 202 in fig. 2; the functions of the module 701-704 in fig. 3, the module 701-705 in fig. 4, the module 801-802 in fig. 5, and the module 801-803 in fig. 6 are realized.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that the embodiments may be implemented by software plus a general hardware platform, and may also be implemented by hardware. It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware related to instructions of a computer program, which can be stored in a computer readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-only memory (ROM), a Random Access Memory (RAM), or the like.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A light interaction method based on ultrasonic waves is characterized by being applied to a mobile terminal; the method comprises the following steps:
when the microphone of the mobile terminal is authorized to be started, acquiring a sound signal embedded with an ultrasonic signal of the environment where the mobile terminal is located;
carrying out conversion and filtering processing on the sound signal to separate out a high-frequency electric signal;
acquiring an interaction instruction corresponding to the high-frequency electric signal;
and outputting corresponding interactive contents according to the interactive instruction.
2. The method according to claim 1, wherein the sound signal is a mixed frequency signal formed by mixing a high-frequency electric signal with a background electric signal to be played and inputting the mixed signal to a sound playing device.
3. The method according to claim 1, wherein the mobile terminal is provided with an interactive application; when the microphone authority of the mobile terminal is opened, acquiring a sound signal embedded with an ultrasonic signal of the environment where the mobile terminal is located, wherein the sound signal comprises:
when receiving the opening operation aiming at the interactive application program, acquiring the microphone permission and the camera permission of the mobile terminal, and acquiring the sound signal embedded with the ultrasonic signal of the environment where the mobile terminal is located through the microphone.
4. The method of claim 3, wherein said converting and filtering the sound signal to separate out high frequency electrical signals comprises:
converting the sound signal into an electrical signal of the same frequency through the microphone;
high-frequency electrical signals are separated from the electrical signals.
5. The method of claim 3, wherein the obtaining of the interaction command corresponding to the high frequency electrical signal comprises:
and inquiring an interaction instruction corresponding to the frequency in a corresponding relation table of the interaction application program according to the frequency of the high-frequency electric signal, wherein the high-frequency electric signals with different frequencies correspond to different interaction instructions in the corresponding relation table.
6. The method of claim 1, wherein the interactive content comprises one or more of flashing a flash at a predetermined frequency, displaying a single color on a screen, flashing a single color on a screen at a predetermined frequency, displaying a predetermined text or graphic on a screen, and dynamically displaying the predetermined text or graphic on the screen at a predetermined dynamic state.
7. A light interaction method based on ultrasonic waves is characterized by being applied to sound playing equipment, and comprises the following steps:
embedding a high-frequency electric signal into an audio electric signal to be played to obtain a mixed audio electric signal, wherein the high-frequency electric signal is an electric signal with a frequency of more than 20 KHZ;
and receiving the mixed audio electric signal, and playing a sound signal with mixed frequency according to the mixed audio electric signal.
8. The method of claim 7, further comprising:
storing the high-frequency electric signals with different frequencies and different interaction instructions in a form of a corresponding relation table;
and issuing the corresponding relation table to the mobile terminal through an interactive application program.
9. A mobile terminal, characterized in that the mobile terminal comprises:
at least one first processor, and
a first memory communicatively coupled to the first processor, the first memory storing instructions executable by the at least one first processor to enable the at least one processor to perform the method of any of claims 1-6.
10. A sound playing device, characterized in that the sound playing device comprises:
at least one second processor, and
a second memory communicatively coupled to the second processor, the second memory storing instructions executable by the at least one second processor to enable the at least one processor to perform the method of any of claims 7-8.
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Application publication date: 20210709 |