CN104007969A - Booting sound playing method and device - Google Patents

Abstract

The invention discloses a booting sound playing method and device and relates to the electron field. The booting sound playing method and device are capable of improving the booting speed of electronic equipment. The concrete scheme includes that after the electronic equipment starts a kernel program, the electronic equipment carries out initial configuration on an audio channel, after the electronic equipment determines that the initial configuration for the audio channel is finished, the electronic equipment opens the audio channel and directly calls a lower layer interface of the kernel program through presetting a player to play the booting sound. The booting sound playing method and device are used for playing the booting sound.

Description

Method and device for playing startup sound

technical field

The invention relates to the field of electronics, in particular to a method and device for playing a boot sound.

Background technique

At present, electronic devices have penetrated into every aspect of people's lives, such as the most common smartphones and tablet computers in life. These electronic devices provide people with a lot of convenience in various occasions. How to reduce the start-up time of the electronic device, thereby reducing the waiting time of the user, is one of the factors to be considered in improving the user experience.

The process of playing the start-up tone when the electronic device is turned on needs to occupy a certain amount of time for the start-up. In the process of realizing the above-mentioned start-up sound playing function, the inventors found that, in the prior art method of playing the start-up sound through a media server (Mediaserver), it is necessary to wait for the start-up of the media server first, and then play the start-up sound. It takes a certain amount of time to start the media server, which leads to the problem of taking too long in this method for realizing the function of playing the boot sound.

Contents of the invention

Embodiments of the present invention provide a method and device for playing a startup sound, which can reduce the startup time of electronic equipment.

In order to achieve the above object, embodiments of the present invention adopt the following technical solutions:

In the first aspect, a method for playing boot sound, comprising:

After the electronic device starts the kernel program, the audio channel is initialized and configured, and the kernel program is a core program used to implement system resource management in the operating system of the electronic device;

After the electronic device determines that the initial configuration of the audio path is completed, open the audio path;

The electronic device directly calls the bottom interface of the kernel program to play the startup sound through a preset player, and the preset player is an audio player that can directly call the bottom interface of the kernel program.

With reference to the first aspect, in a first possible implementation manner, the initial configuration of the audio channel includes:

The electronic device activates audio control function and audio data processing function;

The electronic device creates an audio control node through the audio control function, and creates a start-up sound playing node through the audio data processing function.

With reference to the first possible implementation manner of the first aspect, in a second possible implementation manner, the opening the audio path includes:

The electronic device directly calls the underlying interface of the kernel program through the audio control node to adjust the audio control channel to a preset audio control channel, and the audio control channel is a channel that implements an audio control function in the audio channel. The audio control path is set as the audio control path used for playing the boot sound;

The electronic device directly calls the underlying interface of the kernel program through the audio control node to connect the preset audio control channel with the audio data processing channel, and the audio data processing channel is an audio data processing function in the audio channel access.

With reference to the first possible implementation of the first aspect, in a third possible implementation, the electronic device starts an audio control function and an audio data processing function, including:

The electronic device initializes an audio control chip and an audio data processing chip, wherein the audio control chip is used to realize the audio control function, and the audio data processing chip is used to realize the audio data processing function.

In combination with any one of the first aspect to the third possible implementation manner of the first aspect, in a fourth possible implementation manner, the method further includes:

After the electronic device completes playing the start-up sound, close the audio channel.

In the second aspect, a startup sound playback device includes:

The configuration unit is configured to initially configure the audio path after the electronic device starts the kernel program, the kernel program being the core program used to implement system resource management in the operating system of the electronic device;

a control unit, configured to open the audio channel after the electronic device determines that the initial configuration of the audio channel is completed;

The control unit is also used to directly call the bottom interface of the kernel program to play the startup sound through a preset player, and the preset player is an audio player that can directly call the bottom interface of the kernel program.

In combination with the second aspect, in the first possible implementation,

The configuration unit is specifically used to start an audio control function and an audio data processing function;

The configuration unit is further configured to create an audio control node through the audio control function, and create a start-up sound playback node through the audio data processing function.

In combination with the first possible implementation of the second aspect, in the second possible implementation,

The control unit is specifically used to directly call the underlying interface of the kernel program through the audio control node to adjust the audio control channel to a preset audio control channel, and the audio control channel is a channel in the audio channel that implements an audio control function , the preset audio control path is the audio control path used to play the boot tone;

The control unit is also specifically configured to directly call the underlying interface of the kernel program through the audio control node to connect the preset audio control path with the audio data processing path, and the audio data processing path is the A path for implementing audio data processing functions.

In combination with the first possible implementation of the second aspect, in the third possible implementation,

The configuration unit is specifically used for initializing the audio control chip and the audio data processing chip, wherein the audio control chip is used to realize the audio control function, and the audio data processing chip is used to realize the audio data processing function .

In combination with any one of the second aspect to the third possible implementation manner of the second aspect, in a fourth possible implementation manner,

The control unit is further configured to close the audio channel after the electronic device finishes playing the startup sound.

In the prior art method of playing the startup tone through the media server, after the kernel program starts, it is necessary to wait for the startup of the media server, and then play the startup tone. It takes a certain amount of time to start the media server, which leads to the problem of taking too long in this method for realizing the function of playing the boot sound. In the method and device for playing the boot sound provided by the embodiments of the present invention, after the electronic device starts the kernel program, the audio channel is initialized and configured. After the electronic device determines that the audio channel is initialized and configured, the audio channel is opened, and the electronic device uses the preset player. Directly call the underlying interface of the kernel program to play the boot tone, without waiting for the media server to start before playing the boot tone, thus reducing the boot time of the electronic device.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments. Obviously, the accompanying drawings in the following description are only of the present invention. For some embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is a schematic flow chart of a method for playing startup sound provided by an embodiment of the present invention;

Fig. 2 is a schematic flow chart of another boot tone playing method provided by an embodiment of the present invention;

3 is a schematic flowchart of a method for synchronously playing the boot sound and the boot animation provided by an embodiment of the present invention;

Fig. 4 is a kind of start-up sound playback device provided by the embodiment of the present invention;

Fig. 5 is another device for playing startup sound provided by the embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Embodiments of the present invention provide a method for playing boot sound, referring to Fig. 1, comprising the following steps:

101. After the electronic device starts the kernel program, it initializes the configuration of the audio channel.

Wherein, the kernel program is a core program used to implement system resource management in the operating system of the electronic device. An audio path is a transmission channel of an audio signal in an electronic device. The initial configuration includes starting the audio control functions and audio data processing functions of the audio path.

Optionally, the electronic device may be a smart phone, a tablet computer, etc. Taking a smart phone as an example, the audio channel in a smart phone includes at least one transmission channel, and different transmission channels are used to implement different functions, such as calling, playing music, Listen to FM radio, etc.

102. After determining that the initial configuration of the audio channel is completed, the electronic device opens the audio channel.

Optionally, opening the audio path includes adjusting the audio control path, and connecting the adjusted audio control path with the audio data processing path. Wherein, the audio control path is a path in the audio path for realizing the audio control function, and the audio data processing path is a path in the audio path for realizing the audio data processing function.

Optionally, when the electronic device implements different functions, it adjusts the audio control channel through the audio control function, that is, selects different audio control channels, and the different audio control channels realize the control function of different audio transmission channels. In this embodiment, the audio control path is adjusted to a preset audio control path. Wherein, the preset audio control channel is the audio control channel used for playing the boot tone.

103. The electronic device directly calls the underlying interface of the kernel program through the preset player to play the startup sound.

Wherein, the preset player is an audio player that can directly call the underlying interface of the kernel program.

Optionally, the management and calling of system resources through the kernel program needs to be implemented by calling the underlying interface provided by the kernel program. Here, the preset player controls the opened audio channel to transmit and process the audio data of the boot tone by directly calling the bottom interface of the kernel program, and plays the boot tone.

In the prior art method of playing the startup tone through the media server, after the kernel program starts, it is necessary to wait for the startup of the media server, and then play the startup tone. It takes a certain amount of time to start the media server, which leads to the problem of taking too long in this method for realizing the function of playing the boot sound. In the method for playing the boot tone provided by the embodiments of the present invention, after the kernel program is started, the playback function of the boot tone is realized by directly calling the underlying interface provided by the kernel program, without waiting for the media server to start before playing the boot tone, thus reducing the need for booting. The time it takes for the audio to play.

In the method for playing the boot sound provided by the embodiment of the present invention, after the electronic device starts the kernel program, the audio path is initialized and configured, and the electronic device determines that the audio path is initialized and configured, then opens the audio path, and the electronic device directly invokes the audio path through the preset player The bottom interface of the kernel program plays the start-up sound, which reduces the time taken for playing the start-up sound, thereby reducing the start-up time of the electronic device.

Based on the above-mentioned embodiment corresponding to FIG. 1, the embodiment of the present invention provides another boot tone playback method, as shown in FIG. 2, including the following steps:

201. The electronic device starts an audio control function and an audio data processing function.

Start the audio control function and the audio data processing function, including initializing the audio control chip and the audio data processing chip.

Optionally, the electronic device may be a smart phone. This embodiment exemplifies the realization of the function of playing the boot sound on the smart phone. Of course, this does not mean that the method for playing the boot tone provided by the embodiment of the present invention is only applicable to smart phones. The present invention does not limit the specific category of electronic equipment.

The audio control chip is used to implement audio control functions, including converting digital signals to analog signals, converting analog sound signals to digital signals, using different audio control channels when implementing different functions, and performing volume control and power amplification on audio signals. . Optionally, the audio control chip may be a Codec (codec). In a smart phone, after the Codec initialization is completed, the kernel of the operating system outputs the following statements in the log (log file):

<6>[7.213775]asoc:msm-stub-rx<->msm-dai-q6.4106mapping ok

<6>[7.219424]asoc:msm-stub-tx<->msm-dai-q6.4107mapping ok

<6>[7.224997]asoc:msm-stub-rx<->msm-dai-q6.4108mapping ok

<6>[7.230725]asoc:msm-stub-tx<->msm-dai-q6.4109mapping ok

<6>[7.236235]msm_audrx_init(),dev_namemsm-dai-q6-dev.16384

Therefore, when the above statement appears in the log, it means that the Codec initialization is completed.

The audio data processing chip is used to realize the audio data processing function, and the audio data processing chip may be an ADSP (Audio Digital Signal Processor, Audio Digital Signal Processor). In a smart phone, after the ADSP initialization is completed, the kernel of the operating system outputs the apr_tal:Q6Is Up statement in the log, so when this statement appears in the log, it means that the ADSP initialization is completed.

Optionally, Codec and ADSP are connected through SLIMbus (Serial Low-power Inter-chip Media Bus). In a smart phone, when the SLIMbus initialization is completed, the kernel of the operating system outputs the statement: LIM SAT: Received master capability in the log, so when this statement appears in the log, it means that the SLIMbus initialization is completed.

202. The electronic device creates an audio control node through an audio control function, and creates a startup sound playback node through an audio data processing function.

After the audio control function and audio data processing function are started, create an audio control node and a startup sound playback node. The audio control channel can be controlled through the audio control node, and the startup tone playback can be controlled through the startup tone playback node. Wherein, the audio channel is a transmission channel of the audio signal in the electronic device.

Optionally, in a smart phone, the audio control node is dev/snd/controlC0, and the startup sound playback node is dev/snd/pcmC0D0p. Optionally, call the mixer_open() function to determine whether the two nodes dev/snd/controlC0 and dev/snd/pcmC0D0p have been created. If the two nodes have not been created, pass mixer_open( ) function until it is determined that the two nodes are created.

Through steps 201 and 202, the initial configuration of the audio channel is completed.

203. The electronic device directly calls the underlying interface of the kernel program through the audio control node to adjust the audio control path to a preset audio control path.

Wherein, the kernel program is a core program used to implement system resource management in the operating system of the electronic device. The management and calling of system resources can be realized by calling the underlying interface provided by the core program of the operating system.

The audio control path is a path in the audio path for implementing an audio control function.

Optionally, the audio path in a smartphone includes at least one transmission channel, such as a speaker transmission channel, an earphone transmission channel, and an earpiece transmission channel, and different transmission channels are used to implement different functions. After the audio channel initialization configuration is completed, the audio channel is closed, and the electronic device adjusts the audio control channel through the audio control function, that is, different audio control channels can be selected, and different audio control channels realize the control of different audio transmission channels. Function. In this embodiment, the speaker transmission channel is used as the transmission channel for playing the boot sound, therefore, the audio control channel for controlling the speaker transmission channel is used as the default audio control channel.

Optionally, in a smart phone, the first audio debugging tool provided by the core program of the operating system directly calls the interface of the Audio HAL (Audio Hardware Abstraction Layer, Audio Hardware Abstraction Layer) of the operating system, and the audio control path Adjusted to preset audio control path. Among them, the Audio HAL interface is the underlying interface of the core program of the operating system, and the Audio HAL realizes the control of the audio channel through the audio control node. The first audio debugging tool can be the tinymix program. Specifically, the following commands can be used to implement:

tinymix "SLIM RX1MUX" "AIF1_PB" &&

tinymix "SLIM RX2MUX" "AIF1_PB" &&

tinymix "SLIM_0_RX Channels" "Two" &&

tinymix "RX3MIX1INP1" "RX2" &&

tinymix "RX5MIX1INP1" "RX1" &&

tinymix "RDAC5MUX" "DEM3_INV" &&

tinymix "RDAC7MUX" "DEM5_INV"

The selection of the specific command needs to be set according to different audio control chips. The above command is an exemplary description for a codec.

The present invention does not limit the program that specifically implements the call to the bottom layer interface of the kernel program. The programs provided by the core program of the operating system can be used, and the programs independently developed according to different hardware platforms and operating systems can also be used.

204. The electronic device directly calls the underlying interface of the kernel program through the audio control node to connect the preset audio control path with the audio data processing path.

Wherein, the audio data processing path is a path in the audio path for realizing the audio data processing function.

Optionally, in a smart phone, use the first audio debugging tool tinymix program to directly call the Audio HAL interface of the operating system to connect the preset audio control path with the audio data processing path. Specifically, you can use the following commands to achieve:

tinymix"SLIMBUS_0_RX Audio Mixer MultiMedia1"1

After the preset audio control channel is connected with the audio data processing channel, the audio channel is opened, and then the startup sound can be played through the audio channel.

205. The electronic device directly invokes the underlying interface of the kernel program through the preset player to play the startup sound.

Among them, the preset player is an audio player that can directly call the underlying interface of the kernel program.

Optionally, in a smart phone, the second audio debugging tool tinyplay program provided by the operating system core program is used as the preset player, and the audio debugging tool can directly call the Audio HAL interface of the operating system to realize the power-on sound playback function . Among them, AudioHAL realizes the control of the boot sound playback through the audio playback node.

The present invention does not limit the specific audio player capable of calling the bottom interface of the kernel program. The programs provided by the core program of the operating system can be used, and the programs independently developed according to different hardware platforms and operating systems can also be used.

206. After the electronic device finishes playing the start-up sound, close the audio channel.

After the start-up sound is played, the audio channel will not be automatically closed. In one usage scenario, the speaker transmission channel is used as the transmission channel used to play the boot sound. After the headset is plugged in and the audio channel is turned on, if the music playback function is used at this time, the audio transmission channel of the headset and the speaker audio The transmission channels are all open, and there is sound from both the headphones and the speakers. Therefore, the audio path is closed after the boot tone has finished playing.

Optionally, in a smart phone, use the tinymix program to close the audio channel with the following command:

tinymix"SLIMBUS_0_RX Audio Mixer MultiMedia1"0&&

tinymix "SLIM RX2MUX" "ZERO" &&

tinymix "SLIM_0_RX Channels" "One" &&

tinymix "RX3MIX1INP1" "ZERO" &&

tinymix "RX5MIX1INP1" "ZERO" &&

tinymix "RDAC5MUX" "DEM4" &&

tinymix "RDAC7MUX" "DEM6"

Optionally, in this embodiment, a smart phone is taken as an example to describe in detail the specific implementation of the startup sound playing function. Use the playBootSound() function to open the audio channel to complete the playback of the boot sound, and use the shutAudioDevice() function to close the audio channel used for the boot sound playback after the boot sound is played. The Bootanimation module realizes the function of playing the boot sound and closing the audio channel after the boot sound is played by calling the playBootSound() function and the shutAudioDevice() function. The specific implementation is as follows:

Preferably, when the boot sound is played, the boot animation can be played simultaneously. Referring to FIG. 3 , FIG. 3 is a flow chart of a method for synchronously playing the startup sound and the startup animation. In order to synchronize the playback of the startup sound and the startup animation, the playback of the startup sound and the playback of the startup animation are implemented in different threads. Complete the initial configuration of the audio channel in the first thread, open the audio channel, and prepare for the start-up sound to be played, complete the analysis and storage of the boot animation file in the second thread, and then start playing the start-up sound while the first thread starts , the second thread starts to play the startup animation, thereby realizing the synchronous playback of the startup sound and the startup animation.

In the prior art method of playing the start-up sound through the media server, after the core program of the operating system is started, it is necessary to wait for the start-up of the media server, and then play the start-up sound. It takes a certain amount of time to start the media server, which leads to the problem of taking too long in this method for realizing the function of playing the boot sound. In the method for playing the boot tone provided by the embodiments of the present invention, after the core program of the operating system is started, the audio debugging tool provided by the operating system is used to directly call the Audio HAL interface to realize the playback function of the boot tone, and there is no need to wait for the media server to start before playing the boot tone. tone, thus reducing the time it takes for the boot tone to play.

The boot tone playback method provided by the embodiment of the present invention starts the audio control function and the audio data processing function through the electronic device, the electronic device creates an audio control node and a boot tone playback node, and the preset program calls the underlying interface of the kernel program through the audio control node Adjust the audio control channel to the preset audio control channel, and the preset program calls the underlying interface of the kernel program through the audio control node to connect the preset audio control channel with the audio data processing channel, and the electronic device directly calls the kernel program through the preset player The bottom interface of the electronic device plays the startup sound, and after the electronic device completes the playback of the startup sound, the audio channel is closed to reduce the time taken for the startup sound playback, thereby reducing the startup time of the electronic device.

An embodiment of the present invention provides a start-up sound playing device 401 , as shown in FIG. 4 , the start-up sound playing device 401 includes a configuration unit 4011 and a control unit 4012 .

Wherein, the configuration unit 4011 is configured to initially configure the audio channel after the electronic device starts a kernel program, and the kernel program is a core program used to implement system resource management in the operating system of the electronic device.

The control unit 4012 is configured to open the audio channel after the electronic device determines that the initial configuration of the audio channel is completed.

The control unit 4012 is also used to directly call the bottom interface of the kernel program to play the startup sound through the preset player, and the preset player is an audio player that can directly call the bottom interface of the kernel program.

In the start-up sound playback device provided by the embodiments of the present invention, after the electronic device starts the kernel program, the audio path is initialized and configured. After the electronic device determines that the audio path is initialized and configured, the audio path is opened, and the electronic device directly Calling the bottom interface of the kernel program to play the startup sound reduces the time taken for playing the startup sound, thereby reducing the startup time of the electronic device.

Optionally, the configuration unit 4011 is specifically configured to start an audio control function and an audio data processing function.

The configuration unit 4011 is also specifically configured to create an audio control node through the audio control function, and create a start-up sound playback node through the audio data processing function.

Optionally, the control unit 4012 is specifically used to directly call the underlying interface of the kernel program through the audio control node to adjust the audio control channel to a preset audio control channel. The audio control channel is a channel for implementing audio control functions in the audio channel. The audio control channel is the audio control channel used for playing the startup sound.

The control unit 4012 is also specifically used to directly call the underlying interface of the kernel program through the audio control node to connect the preset audio control channel with the audio data processing channel. The audio data processing channel is a channel in the audio channel that realizes the audio data processing function.

Optionally, the configuration unit 4011 is specifically used for initializing the audio control chip and the audio data processing chip, wherein the audio control chip is used to realize the audio control function, and the audio data processing chip is used to realize the audio data processing function.

Optionally, the control unit 4012 is also configured to close the audio channel after the electronic device finishes playing the startup sound.

The start-up sound playback device provided by the embodiments of the present invention starts the audio control function and the audio data processing function through the electronic device, the electronic device creates an audio control node and a start-up sound playback node, and the electronic device calls the bottom interface of the kernel program through the audio control node. The audio control path is adjusted to the preset audio control path, and the electronic device calls the bottom interface of the kernel program through the audio control node to connect the preset audio control path with the audio data processing path, and the electronic device directly calls the bottom layer of the kernel program through the preset player The interface plays the start-up sound, and after the electronic device finishes playing the start-up sound, the audio channel is closed, which reduces the time taken for playing the start-up sound, thereby reducing the start-up time of the electronic device.

Embodiments of the present invention provide another startup sound playback device 5001, as shown in FIG. The startup sound playback device 5001 includes: at least one processor 5011, a memory 5012 and a bus 5013. The at least one processor 5011 and the memory 5012 are connected through the bus 5013 to complete mutual communication.

The bus 5013 may be an ISA (Industry Standard Architecture, industry standard architecture) bus, a PCI (Peripheral Component, external device interconnection) bus, or an EISA (Extended Industry Standard Architecture, extended industry standard architecture) bus, etc. The bus 5013 can be divided into address bus, data bus, control bus and so on. For ease of representation, only one thick line is used in FIG. 5 , but it does not mean that there is only one bus or one type of bus. in:

The memory 5012 is used to execute the application program code of the solution of the present invention, and the application program code for executing the solution of the present invention is stored in the memory, and is executed under the control of the processor 5011 .

The memory can be read-only memory ROM or other types of static storage devices that can store static information and instructions, random access memory RAM or other types of dynamic storage devices that can store information and instructions, or can be electrically erasable and programmable EEPROM read-only memory, CD-ROM or other optical disk storage, optical disk storage (including compact disk, laser disk, optical disk, digital versatile disk, Blu-ray disk, etc.), magnetic disk storage medium or other magnetic storage devices, or can be used for Any other medium that carries or stores desired program code in the form of instructions or data structures and that can be accessed by a computer, but is not limited thereto. These memories are connected to the processor via a bus.

The processor 5011 may be a central processing unit 5011 (Central Processing Unit, referred to as CPU), or a specific integrated circuit (Application Specific Integrated Circuit, referred to as ASIC), or configured to implement one or more of the embodiments of the present invention integrated circuit.

The processor 5011 is used to call the program code in the memory 5012 to execute the operations of the configuration unit, the judging unit and the control unit in the device embodiment corresponding to FIG. Let me repeat.

The start-up sound playback device provided by the embodiments of the present invention starts the audio control function and the audio data processing function through the electronic device, the electronic device creates an audio control node and a start-up sound playback node, and the electronic device calls the bottom interface of the kernel program through the audio control node. The audio control path is adjusted to the preset audio control path, and the electronic device calls the bottom interface of the kernel program through the audio control node to connect the preset audio control path with the audio data processing path, and the electronic device directly calls the bottom layer of the kernel program through the preset player The interface plays the start-up sound, and after the electronic device finishes playing the start-up sound, the audio channel is closed, which reduces the time taken for playing the start-up sound, thereby reducing the start-up time of the electronic device.

Through the above description of the implementation manners, those skilled in the art can clearly understand that the present invention can be implemented by hardware, firmware, or a combination thereof. When implemented in software, the functions described above may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a computer. Take this as an example but not limited to: computer-readable media can include RAM (Random Access Memory, random access memory), ROM (Read Only Memory, read-only memory), EEPROM (Electrically Erasable Programmable ReadOnly Memory, electrically erasable programmable read-only memory) ), CD-ROM (Compact DiscRead Only Memory, that is, CD-ROM) or other optical disk storage, magnetic disk storage medium or other magnetic storage devices, or can be used to carry or store desired program code in the form of instructions or data structures and can Any other media accessed by a computer. also. Any connection can suitably be a computer-readable medium. For example, if the Software is transmitted from a website, server, or other remote source using coaxial cable, fiber optic cable, twisted pair, DSL (Digital Subscriber Line), or wireless technologies such as infrared, radio, and microwave, Coaxial cable, fiber optic cable, twisted pair, DSL or wireless technologies such as infrared, wireless and microwave are then included in the fixation of the associated medium. As used herein, discs and discs include CDs (Compact Discs, compact discs), laser discs, optical discs, DVDs (Digital Versatile Discs, Digital Versatile Discs), floppy discs, and Blu-ray discs, where discs usually reproduce data magnetically, Discs use lasers to optically reproduce data. Combinations of the above should also be included within the scope of computer-readable media.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (10)

1. A boot tone playback method, characterized in that, comprising: After the electronic device starts the kernel program, the audio channel is initialized and configured, and the kernel program is a core program used to implement system resource management in the operating system of the electronic device; After the electronic device determines that the initial configuration of the audio path is completed, open the audio path; The electronic device directly calls the bottom interface of the kernel program to play the startup sound through a preset player, and the preset player is an audio player that can directly call the bottom interface of the kernel program. 2. The method according to claim 1, wherein the initial configuration of the audio path comprises: The electronic device activates audio control function and audio data processing function; The electronic device creates an audio control node through the audio control function, and creates a start-up sound playing node through the audio data processing function. 3. The method according to claim 2, wherein the opening of the audio path comprises: The electronic device directly calls the underlying interface of the kernel program through the audio control node to adjust the audio control channel to a preset audio control channel, and the audio control channel is a channel that implements an audio control function in the audio channel. The audio control path is set as the audio control path used for playing the boot sound; The electronic device directly calls the underlying interface of the kernel program through the audio control node to connect the preset audio control channel with the audio data processing channel, and the audio data processing channel is an audio data processing function in the audio channel access. 4. The method according to claim 2, wherein the electronic device starts an audio control function and an audio data processing function, comprising: The electronic device initializes an audio control chip and an audio data processing chip, wherein the audio control chip is used to realize the audio control function, and the audio data processing chip is used to realize the audio data processing function. 5. The method according to any one of claims 1-4, characterized in that the method further comprises: After the electronic device completes playing the start-up sound, close the audio channel. 6. A startup sound playback device, characterized in that, comprising: The configuration unit is configured to initially configure the audio path after the electronic device starts the kernel program, the kernel program being the core program used to implement system resource management in the operating system of the electronic device; a control unit, configured to open the audio channel after the electronic device determines that the initial configuration of the audio channel is completed; The control unit is also used to directly call the bottom interface of the kernel program to play the startup sound through a preset player, and the preset player is an audio player that can directly call the bottom interface of the kernel program. 7. The device of claim 6, wherein: The configuration unit is specifically used to start an audio control function and an audio data processing function; The configuration unit is further configured to create an audio control node through the audio control function, and create a start-up sound playback node through the audio data processing function. 8. The device of claim 7, wherein: The control unit is specifically used to directly call the underlying interface of the kernel program through the audio control node to adjust the audio control channel to a preset audio control channel, and the audio control channel is a channel in the audio channel that implements an audio control function , the preset audio control path is the audio control path used to play the boot tone; The control unit is also specifically configured to directly call the underlying interface of the kernel program through the audio control node to connect the preset audio control path with the audio data processing path, and the audio data processing path is the A path for implementing audio data processing functions. 9. The apparatus of claim 7, wherein: The configuration unit is specifically used for initializing the audio control chip and the audio data processing chip, wherein the audio control chip is used to realize the audio control function, and the audio data processing chip is used to realize the audio data processing function . 10. The device according to any one of claims 6-9, characterized in that, The control unit is further configured to close the audio channel after the electronic device finishes playing the startup sound.