CN111312296A - Vehicle, vehicle equipment and vehicle equipment audio mixing playing method - Google Patents
Vehicle, vehicle equipment and vehicle equipment audio mixing playing method Download PDFInfo
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Abstract
The application relates to the technical field of vehicle alarm, and provides a vehicle, a vehicle equipment and a vehicle equipment audio mixing playing method thereof, when the vehicle equipment plays a first audio, whether the vehicle equipment acquires a second audio to be played, if the vehicle equipment acquires the second audio to be played, the second audio is judged to accord with a preset playing rule, if the vehicle equipment accords with the preset playing rule, the vehicle equipment will mix the first audio with the second audio to obtain a combined audio, and the vehicle equipment plays the combined audio according to a preset audio playing mode so as to realize audio mixing playing. This application can carry out the synchronized play to other audios of urgent processing under the circumstances of broadcast audio through carrying out the hybrid processing to a plurality of audios, neither can influence the broadcast quality of current audio, can not omit emergent audio yet, can control the size of volume moreover, ensures that the user can in time handle.
Description
Technical Field
The application relates to the technical field of vehicle audio, in particular to a vehicle equipment sound mixing playing method, vehicle equipment using the vehicle equipment sound mixing playing method and a vehicle.
Background
With the improvement of living standard, people are more pursuing the enjoyment in hearing. In order to enjoy more pleasant hearing in driving, many people do not satisfy the self-contained power amplifier of a vehicle-mounted entertainment system (hereinafter referred to as a "vehicle-mounted power amplifier"), but additionally add a power amplifier (hereinafter referred to as a "vehicle-mounted power amplifier") on the vehicle to carry out secondary amplification on the output of the vehicle-mounted power amplifier, so that the sound is more explosive.
However, the output of the power amplifier carried by the vehicle is very large, and generally exceeds the signal input requirement limit value of the vehicle-mounted power amplifier, and at the moment, the sound played by the vehicle-mounted power amplifier through the loudspeaker can generate serious distortion to influence the hearing effect, so that when the output of the power amplifier carried by the vehicle is connected to the vehicle-mounted power amplifier, the amplitude of the power amplifier carried by the vehicle is required to be reduced.
On the other hand, the alarm sound of present vehicle mainly sends at the instrument end, but sends the alarm sound undersize through the instrument, and the user generally listens poorly at the driving in-process, and other audio frequencies that are playing at present can influence the size of alarm sound moreover, and this can bring latent potential safety hazard problem for the user.
In view of various defects in the prior art, the inventors of the present application have made extensive studies to provide a vehicle, a car-mounted device and a method for playing mixed sound of the car-mounted device.
Disclosure of Invention
An object of the application is to provide a vehicle, a car machine device and a car machine device audio mixing playing method thereof, by mixing a plurality of audios, other audios processed urgently can be played synchronously under the condition of playing the audios, the playing quality of the current audio cannot be influenced, emergent audio cannot be omitted, the volume can be controlled, and users can be guaranteed to process in time.
In order to solve the foregoing technical problem, the present application provides a car-machine device audio mixing playing method, as one of the implementation manners, the car-machine device audio mixing playing method includes:
when the vehicle-mounted device plays the first audio, judging whether a second audio to be played is acquired;
if the second audio to be played is acquired, judging whether the second audio accords with a preset playing rule;
if the first audio and the second audio accord with a preset playing rule, mixing the first audio and the second audio to obtain a combined audio;
and the vehicle equipment plays the combined audio according to a preset audio playing mode so as to realize audio mixing playing.
As one of the implementation manners, the second audio meeting the preset playing rule is an alarm audio, a navigation audio, a telephone communication audio or a user-defined audio.
As an implementation manner, the step of mixing the first audio and the second audio to obtain a combined audio specifically includes:
obtaining similar and dissimilar portions of the first and second audio;
setting different parts of the first audio frequency as background sound, setting different parts of the second audio frequency as leading sound, and mixing the similar parts, the background sound and the leading sound.
As an embodiment, the preset audio playing mode includes:
if the second audio is an alarm audio, increasing or maintaining the volume of the second audio and decreasing the volume of the first audio;
if the second audio is a navigation audio, increasing or maintaining the volume of the second audio and maintaining the volume of the first audio;
if the second audio is the telephone communication audio, turning up the volume of the second audio and turning down the volume of the first audio;
and if the second audio is the user-defined audio, acquiring a user-defined playing mode set by the user to play according to the user-defined playing mode.
As an implementation manner, the custom play mode includes dynamically adjusting the volume of the first audio according to a source and a keyword of the custom audio and/or a geographic location of the in-vehicle device.
As an embodiment, the preset audio playing mode further includes:
and if the second audio is an alarm audio, a navigation audio or a telephone communication audio, playing the second audio through a front-row vehicle-mounted loudspeaker, and playing the first audio through a rear-row vehicle-mounted loudspeaker.
As one embodiment, after the step of playing the combined audio in the car-on-board device according to a preset audio playing mode, the method further includes:
the vehicle-mounted device judges whether sharing operation of the user is acquired;
and if the sharing operation is acquired, sending the second audio to a preset third party.
As one embodiment, the alarm audio includes an audio triggered by the in-vehicle device detecting that the vehicle collides, an audio triggered by the in-vehicle device detecting that the vehicle is about to be scraped, and an audio sent by a third party received by the in-vehicle device.
In order to solve the technical problem, the present application further provides a car machine device, as one of the implementation manners, the car machine device includes a memory and a processor, where the memory stores a computer program, and the processor is configured to execute the computer program, so as to implement the above car machine device sound mixing playing method.
In order to solve the technical problem, the present application provides a vehicle, as one embodiment, the vehicle is configured with the in-vehicle device as described above.
The application relates to a vehicle, a vehicle equipment and a vehicle equipment audio mixing playing method, wherein the vehicle equipment judges whether to acquire a second audio to be played when playing a first audio, judges whether the second audio accords with a preset playing rule if acquiring the second audio to be played, and carries out mixing processing on the first audio and the second audio to obtain a combined audio if the second audio accords with the preset playing rule, and the vehicle equipment plays the combined audio according to a preset audio playing mode to realize audio mixing playing. This application can carry out the synchronized play to other audios of urgent processing under the circumstances of broadcast audio through carrying out the hybrid processing to a plurality of audios, neither can influence the broadcast quality of current audio, can not omit emergent audio yet, can control the size of volume moreover, ensures that the user can in time handle.
The foregoing description is only an overview of the technical solutions of the present application, and in order to make the technical means of the present application more clearly understood, the present application may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present application more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a flowchart illustrating an embodiment of a car-mounted device audio mixing and playing method according to the present application.
Fig. 2 is a schematic block diagram of the car machine device according to the present application.
Detailed Description
To further illustrate the technical means and effects of the present application for achieving the intended application purpose, the following detailed description is provided with reference to the accompanying drawings and preferred embodiments for specific embodiments, methods, steps, features and effects of the vehicle, the in-vehicle device and the in-vehicle device sound mixing and playing method thereof according to the present application.
The foregoing and other technical matters, features and effects of the present application will be apparent from the following detailed description of preferred embodiments, which is to be read in connection with the accompanying drawings. While the present application has been described in terms of specific embodiments and examples for achieving the desired objects and objectives, it is to be understood that the invention is not limited to the disclosed embodiments, but is to be accorded the widest scope consistent with the principles and novel features as defined by the appended claims.
Referring to fig. 1, fig. 1 is a schematic flow chart illustrating an embodiment of a car-mounted device audio mixing and playing method according to the present application.
It should be noted that the in-vehicle device mixed sound playing method according to the present embodiment may include, but is not limited to, the following steps.
Step S101, when the in-vehicle device plays a first audio, judging whether a second audio to be played is acquired;
step S102, if a second audio to be played is obtained, judging whether the second audio accords with a preset playing rule;
step S103, if the preset playing rule is met, mixing the first audio and the second audio to obtain a combined audio;
and step S104, the vehicle-mounted equipment plays the combined audio according to a preset audio playing mode so as to realize audio mixing playing.
For example, the second audio meeting the preset playing rule in the embodiment may be an alarm audio, a navigation audio, a telephone communication audio, or a user-defined audio.
It is easily understood that compliance with the preset playing rules may refer to emergency audio that needs to be processed preferentially when driving, rather than enjoying audio such as music, which may be at an uncertain risk and thus need to be processed preferentially.
In a specific implementation manner, the step of mixing the first audio and the second audio to obtain a combined audio may specifically include: obtaining similar and dissimilar portions of the first and second audio; setting different parts of the first audio frequency as background sound, setting different parts of the second audio frequency as leading sound, and mixing the similar parts, the background sound and the leading sound.
It is easy to understand that, when the first audio and the second audio are mixed in the present embodiment, the background sound and the dominant sound of the singer can be played simultaneously without affecting each other with reference to the concert mode.
In this embodiment, the preset audio playing mode includes the following situations:
if the second audio is an alarm audio, increasing or maintaining the volume of the second audio and decreasing the volume of the first audio;
if the second audio is a navigation audio, increasing or maintaining the volume of the second audio and maintaining the volume of the first audio;
if the second audio is the telephone communication audio, turning up the volume of the second audio and turning down the volume of the first audio;
and if the second audio is the user-defined audio, acquiring a user-defined playing mode set by the user to play according to the user-defined playing mode.
It should be noted that the above embodiments are only specific descriptions thereof, and those skilled in the art can make certain changes or modifications to the arrangement thereof.
It should be noted that, in this embodiment, the customized playback mode includes dynamically adjusting the volume of the first audio according to the source and keyword of the customized audio and/or the geographic location of the car-mounted device.
In addition, the preset audio playing mode according to this embodiment may further include: and if the second audio is an alarm audio, a navigation audio or a telephone communication audio, playing the second audio through a front-row vehicle-mounted loudspeaker, and playing the first audio through a rear-row vehicle-mounted loudspeaker.
It should be particularly noted that, in this embodiment, the second audio may also be simultaneously sent to another car device or a mobile phone for playing, and after the step of playing the combined audio by the car device according to a preset audio playing mode, the method further includes: the vehicle-mounted device judges whether sharing operation of the user is acquired; and if the sharing operation is acquired, sending the second audio to a preset third party.
For example, the sharing operation in this embodiment may be a physical key-to-key sharing, a virtual key-to-key sharing, or a voice sharing, which is not limited herein.
In this embodiment, the alarm audio includes an audio that is triggered when the in-vehicle device detects that the vehicle collides, that is triggered when the in-vehicle device detects that the vehicle is about to scrape and collide, and that is sent by a third party is received by the in-vehicle device.
This application can carry out the synchronized play to other audios of urgent processing under the circumstances of broadcast audio through carrying out the hybrid processing to a plurality of audios, neither can influence the broadcast quality of current audio, can not omit emergent audio yet, can control the size of volume moreover, ensures that the user can in time handle.
Referring to fig. 2, the present application further provides an in-vehicle device, as an implementation manner, the in-vehicle device includes a memory 20 and a processor 21, where the memory 20 stores a computer program, and the processor 21 is configured to execute the computer program, so as to implement the in-vehicle device sound mixing playing method described above.
Specifically, the processor 21 is configured to determine whether to acquire a second audio to be played when the first audio is played;
if the second audio to be played is obtained, the processor 21 is configured to determine whether the second audio meets a preset playing rule;
if the first audio and the second audio conform to a preset playing rule, the processor 21 is configured to perform mixing processing on the first audio and the second audio to obtain a combined audio;
the processor 21 is configured to play the combined audio according to a preset audio playing mode to implement mixed-sound playing.
For example, the second audio meeting the preset playing rule in the embodiment may be an alarm audio, a navigation audio, a telephone communication audio, or a user-defined audio.
It is easily understood that compliance with the preset playing rules may refer to emergency audio that needs to be processed preferentially when driving, rather than enjoying audio such as music, which may be at an uncertain risk and thus need to be processed preferentially.
In a specific embodiment, the processor 21 is configured to obtain similar portions and dissimilar portions of the first audio and the second audio; setting different parts of the first audio frequency as background sound, setting different parts of the second audio frequency as leading sound, and mixing the similar parts, the background sound and the leading sound.
It is easy to understand that, when the first audio and the second audio are mixed in the present embodiment, the background sound and the dominant sound of the singer can be played simultaneously without affecting each other with reference to the concert mode.
In this embodiment, the preset audio playing mode includes the following situations:
if the second audio is an alarm audio, increasing or maintaining the volume of the second audio and decreasing the volume of the first audio;
if the second audio is a navigation audio, increasing or maintaining the volume of the second audio and maintaining the volume of the first audio;
if the second audio is the telephone communication audio, turning up the volume of the second audio and turning down the volume of the first audio;
and if the second audio is the user-defined audio, acquiring a user-defined playing mode set by the user to play according to the user-defined playing mode.
It should be noted that the above embodiments are only specific descriptions thereof, and those skilled in the art can make certain changes or modifications to the arrangement thereof.
It should be noted that, in this embodiment, the customized playback mode includes dynamically adjusting the volume of the first audio according to the source and keyword of the customized audio and/or the geographic location of the car-mounted device.
In addition, the preset audio playing mode according to this embodiment may further include: and if the second audio is an alarm audio, a navigation audio or a telephone communication audio, playing the second audio through a front-row vehicle-mounted loudspeaker, and playing the first audio through a rear-row vehicle-mounted loudspeaker.
It should be particularly noted that, in this embodiment, a second audio may also be simultaneously sent to another car device or a mobile phone for playing, where the processor 21 is configured to determine whether to acquire a sharing operation of a user; and if the sharing operation is acquired, sending the second audio to a preset third party.
For example, the sharing operation in this embodiment may be a physical key-to-key sharing, a virtual key-to-key sharing, or a voice sharing, which is not limited herein.
In this embodiment, the alarm audio includes an audio that is triggered when the in-vehicle device detects that the vehicle collides, that is triggered when the in-vehicle device detects that the vehicle is about to scrape and collide, and that is sent by a third party is received by the in-vehicle device.
In a similar way, the present application provides a vehicle, as one of the embodiments, the vehicle is configured with the in-vehicle device as described above.
The vehicle equipment of the vehicle of the embodiment may establish network connection with other vehicle equipment, a mobile phone, an intelligent home, or the like, where the network connection may include a 3G communication network, a 4G communication network, a 5G communication network, a WIFI network, or the like, and is not limited herein.
The application relates to a vehicle, a vehicle equipment and a vehicle equipment audio mixing playing method, wherein the vehicle equipment judges whether to acquire a second audio to be played when playing a first audio, judges whether the second audio accords with a preset playing rule if acquiring the second audio to be played, and carries out mixing processing on the first audio and the second audio to obtain a combined audio if the second audio accords with the preset playing rule, and the vehicle equipment plays the combined audio according to a preset audio playing mode to realize audio mixing playing. This application can carry out the synchronized play to other audios of urgent processing under the circumstances of broadcast audio through carrying out the hybrid processing to a plurality of audios, neither can influence the broadcast quality of current audio, can not omit emergent audio yet, can control the size of volume moreover, ensures that the user can in time handle.
It should be noted that the 5G communication network technology of the present embodiment may be a technology oriented to a scene, and the present application utilizes the 5G technology to play a key supporting role for a vehicle (especially an intelligent networked automobile), and simultaneously implements connection of people, objects or vehicles, and may specifically adopt the following three typical application scenarios.
The first is eMBB (enhanced Mobile Broadband), so that the user experience rate is 0.1-1 gpbs, the peak rate is 10gbps, and the traffic density is 10Tbps/km 2;
for the second ultra-reliable low-delay communication, the main index which can be realized by the method is that the end-to-end time delay is in the ms (millisecond) level; the reliability is close to 100%;
the third is mMTC (mass machine type communication), and the main index which can be realized by the application is the connection number density, 100 ten thousand other terminals are connected per square kilometer, and the connection number density is 10^6/km 2.
Through the mode, the characteristics of the super-reliable of this application utilization 5G technique, low time delay combine for example radar and camera etc. just can provide the ability that shows for the vehicle, can realize interdynamic with the vehicle, utilize the interactive perception function of 5G technique simultaneously, and the user can do an output to external environment, and the unable light can detect the state, can also do some feedbacks etc.. Further, the method and the device can also be applied to cooperation of automatic driving, such as cooperation type collision avoidance and vehicle formation among vehicles, so that the vehicle speed is integrally formed and the passing efficiency is improved.
In addition, the communication enhancement automatic driving perception capability can be achieved by utilizing the 5G technology, and the requirements of passengers in the automobile on AR (augmented reality)/VR (virtual reality), games, movies, mobile office and other vehicle-mounted information entertainment and high precision can be met. According to the method and the device, the downloading amount of the 3D high-precision positioning map at the centimeter level can be 3-4 Gb/km, the data volume of the map per second under the condition that the speed of a normal vehicle is limited to 120km/h (kilometer per hour) is 90 Mbps-120 Mbps, and meanwhile, the real-time reconstruction of a local map fused with vehicle-mounted sensor information, modeling and analysis of dangerous situations and the like can be supported.
It should be noted that the method and the device can also be applied to an automatic driving layer, can assist in realizing partial intelligent cloud control on the urban fixed route vehicles by utilizing a 5G technology, and can realize cloud-based operation optimization and remote display and control under specific conditions on unmanned vehicles in parks and ports.
In the present application, the above-mentioned system and method CAN be used in a vehicle system having a vehicle TBOX, i.e. the vehicle is a vehicle system that CAN have a vehicle TBOX, and CAN be further connected to a CAN bus of the vehicle.
In this embodiment, the CAN may include three network channels CAN _1, CAN _2, and CAN _3, and the vehicle may further include one ethernet network channel, where the three CAN network channels may be connected to the ethernet network channel through two in-vehicle networking gateways, for example, where the CAN _1 network channel includes a hybrid power assembly system, where the CAN _2 network channel includes an operation support system, where the CAN _3 network channel includes an electric dynamometer system, and the ethernet network channel includes a high-level management system, the high-level management system includes a human-vehicle-road simulation system and a comprehensive information collection unit that are connected as nodes to the ethernet network channel, and the in-vehicle networking gateways of the CAN _1 network channel, the CAN _2 network channel, and the ethernet network channel may be integrated in the comprehensive information collection unit; the car networking gateway of the CAN _3 network channel and the Ethernet network channel CAN be integrated in a man-car-road simulation system.
Further, the nodes connected to the CAN _1 network channel include: the hybrid power system comprises an engine ECU, a motor MCU, a battery BMS, an automatic transmission TCU and a hybrid power controller HCU; the nodes connected with the CAN _2 network channel are as follows: the system comprises a rack measurement and control system, an accelerator sensor group, a power analyzer, an instantaneous oil consumption instrument, a direct-current power supply cabinet, an engine water temperature control system, an engine oil temperature control system, a motor water temperature control system and an engine intercooling temperature control system; the nodes connected with the CAN _3 network channel are as follows: electric dynamometer machine controller.
The preferable speed of the CAN _1 network channel is 250Kbps, and a J1939 protocol is adopted; the rate of the CAN _2 network channel is 500Kbps, and a CANopen protocol is adopted; the rate of the CAN _3 network channel is 1Mbps, and a CANopen protocol is adopted; the rate of the Ethernet network channel is 10/100Mbps, and a TCP/IP protocol is adopted.
In this embodiment, the car networking gateway supports a 5G technology V2X car networking network, which may also be equipped with an IEEE802.3 interface, a DSPI interface, an eSCI interface, a CAN interface, an MLB interface, a LIN interface, and/or an I2C interface.
In this embodiment, for example, the IEEE802.3 interface may be used to connect to a wireless router to provide a WIFI network for the entire vehicle; the DSPI (provider manager component) interface is used for connecting a Bluetooth adapter and an NFC (near field communication) adapter and can provide Bluetooth connection and NFC connection; the eSCI interface is used for connecting the 4G/5G module and communicating with the Internet; the CAN interface is used for connecting a vehicle CAN bus; the MLB interface is used for connecting an MOST (media oriented system transmission) bus in the vehicle, and the LIN interface is used for connecting a LIN (local interconnect network) bus in the vehicle; the IC interface is used for connecting a DSRC (dedicated short-range communication) module and a fingerprint identification module. In addition, the application can merge different networks by mutually converting different protocols by adopting the MPC5668G chip.
In addition, the vehicle TBOX system, Telematics-BOX, of the present embodiment is simply referred to as a vehicle TBOX or a Telematics.
Telematics is a synthesis of Telecommunications and information science (information) and is defined as a service system that provides information through a computer system, a wireless communication technology, a satellite navigation device, and an internet technology that exchanges information such as text and voice, which are built in a vehicle. In short, the vehicle is connected to the internet (vehicle networking system) through a wireless network, and various information necessary for driving and life is provided for the vehicle owner.
In addition, Telematics is a combination of wireless communication technology, satellite navigation system, network communication technology and vehicle-mounted computer, when a fault occurs during vehicle running, the vehicle is remotely diagnosed by connecting a service center through wireless communication, and the computer built in the engine can record the state of main parts of the vehicle and provide accurate fault position and reason for maintenance personnel at any time. The vehicle can receive information and check traffic maps, road condition introduction, traffic information, safety and public security services, entertainment information services and the like through the user communication terminal, and in addition, the vehicle of the embodiment can be provided with electronic games and network application in a rear seat. It is easy to understand that, this embodiment provides service through Telematics, can make things convenient for the user to know traffic information, the parking stall situation that closes on the parking area, confirms current position, can also be connected with the network server at home, in time knows electrical apparatus running condition, the safety condition and guest's condition of visiting etc. at home.
The vehicle according to this embodiment may further include an Advanced Driver Assistance System (ADAS) that collects environmental data inside and outside the vehicle at the first time using the various sensors mounted on the vehicle, and performs technical processing such as identification, detection, and tracking of static and dynamic objects, so that a Driver can recognize a risk that may occur at the fastest time, thereby attracting attention and improving safety. Correspondingly, the ADAS of the present application may also employ sensors such as radar, laser, and ultrasonic sensors, which can detect light, heat, pressure, or other variables for monitoring the state of the vehicle, and are usually located on the front and rear bumpers, side view mirrors, the inside of the steering column, or on the windshield of the vehicle. It is obvious that various intelligent hardware used by the ADAS function can access the V2X car networking network by means of an ethernet link to implement communication connection and interaction.
The host computer of the present embodiment vehicle may comprise suitable logic, circuitry, and/or code that may enable operation and/or functional operation of the five layers above the OSI model (Open System Interconnection, Open communication systems Interconnection reference model). Thus, the host may generate and/or process packets for transmission over the network, and may also process packets received from the network. At the same time, the host may provide services to a local user and/or one or more remote users or network nodes by executing corresponding instructions and/or running one or more applications. In various embodiments of the present application, the host may employ one or more security protocols.
In the present application, the network connection used to implement the V2X car networking network may be a switch, which may have AVB functionality (Audio Video brightening, meeting the IEEE802.1 set of standards), and/or include one or more unshielded twisted pair wires, each of which may have an 8P8C module connector.
In a preferred embodiment, the V2X vehicle networking network specifically comprises a vehicle body control module BCM, a power bus P-CAN, a vehicle body bus I-CAN, a combination instrument CMIC, a chassis control device and a vehicle body control device.
In this embodiment, the body control module BCM may integrate the functions of the car networking gateway to perform signal conversion, message forwarding, and the like between different network segments, i.e., between the power bus P-CAN and the body bus I-CAN, for example, if a controller connected to the power bus needs to communicate with a controller connected to the body bus I-CAN, the body control module BCM may perform signal conversion, message forwarding, and the like between the two controllers.
The power bus P-CAN and the vehicle body bus I-CAN are respectively connected with a vehicle body control module BCM.
The combination instrument CMIC is connected with a power bus P-CAN, and the combination instrument CMIC is connected with a vehicle body bus I-CAN. Preferably, the combination meter CMIC of the present embodiment is connected to different buses, such as a power bus P-CAN and a vehicle body bus I-CAN, and when the combination meter CMIC needs to acquire controller information that is hung on any bus, it is not necessary to perform signal conversion and message forwarding through a vehicle body control module BCM, so that gateway pressure CAN be reduced, network load CAN be reduced, and the speed of acquiring information by the combination meter CMIC CAN be increased.
The chassis control device is connected with the power bus P-CAN. The vehicle body control device is connected with a vehicle body bus I-CAN. In some examples, the chassis control device and the body control device CAN respectively broadcast data such as information to the power bus P-CAN and the body bus I-CAN, so that other vehicle-mounted controllers and other devices hung on the power bus P-CAN or the body bus I-CAN CAN acquire the broadcast information, and communication between the vehicle-mounted devices such as different controllers is realized.
In addition, the V2X car networking network of the vehicle of the embodiment may use two CAN buses, i.e., a power bus P-CAN and a car body bus I-CAN, and use the car body control module BCM as a gateway, and a structure that the combination meter CMIC is connected to both the power bus P-CAN and the car body bus I-CAN, so that an operation that information of the chassis control device or the car body control device is forwarded to the combination meter CMIC through the gateway when the combination meter CMIC is hung on one of the two buses in the conventional manner CAN be omitted, thereby reducing the pressure of the car body control module BCM as a gateway, reducing network load, and more conveniently sending information of vehicle-mounted devices hung on the plurality of buses, e.g., the power bus P-CAN and the car body bus I-CAN, to the combination meter CMIC for display and with strong information transmission real-time.
The present application can be implemented by the following principles and embodiments:
1. the alarm sound of the car machine is only sent out by the front row of loudspeakers of the car machine, and the rear row of loudspeakers do not play the alarm sound;
2. the setting is divided into a common gear and a high gear, the volume of the alarm sound of each gear is fixedly set, and a user can not adjust the volume through a volume knob;
3. the alarm audio can be superposed on other audio without influencing the playing of other audio; the specific setting mode refers to the following table:
4. a switch is added in the setting of the alarm sound and the multimedia mixing sound, and the default value is on. When the function is turned on: when the alarm sound is mixed with the media audio, the media audio needs to be at least 6dB lower than the audio. When the alarm sound and other audio frequencies are mixed, the volume of other audio frequencies is not changed;
5. when the multimedia audio, the alarm sound and the navigation audio are mixed at the same time, the multimedia audio in the difference value is the minimum volume;
6. the volume key may adjust the volume of the highest priority audio stream in addition to the alert tone during the alert tone play: when the alarm and the media are mixed, the volume of the media is automatically reduced, the volume key adjusts the volume of the media, the subsequent same alarm sound and the media audio are mixed directly (the volume is not reduced), and the volume of the media adjusted by a user is kept after the alarm is finished;
specific examples of this embodiment are as follows:
the volume of the media is 16, the media is automatically reduced to 10 after the alarm occurs, the volume is adjusted to 14 by a user, and the volume of the media is kept to 14 after the alarm is finished;
when the alarm, the navigation and the media are mixed, the volume key only adjusts the navigation volume, and the media volume is not changed;
when the alarm/telephone mixes the sound, the volume key adjusts the volume of the telephone.
Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application, and all changes, substitutions and alterations that fall within the spirit and scope of the application are to be understood as being included within the following description of the preferred embodiment.
Claims (10)
1. The vehicle equipment sound mixing playing method is characterized by comprising the following steps:
when the vehicle-mounted device plays the first audio, judging whether a second audio to be played is acquired;
if the second audio to be played is acquired, judging whether the second audio accords with a preset playing rule;
if the first audio and the second audio accord with a preset playing rule, mixing the first audio and the second audio to obtain a combined audio;
and the vehicle equipment plays the combined audio according to a preset audio playing mode so as to realize audio mixing playing.
2. The in-vehicle device audio mixing playing method according to claim 1, wherein the second audio meeting the preset playing rule is an alarm audio, a navigation audio, a telephone communication audio or a user-defined audio.
3. The in-vehicle device mixing playing method according to claim 2, wherein the step of mixing the first audio and the second audio to obtain a combined audio specifically comprises:
obtaining similar and dissimilar portions of the first and second audio;
setting different parts of the first audio frequency as background sound, setting different parts of the second audio frequency as leading sound, and mixing the similar parts, the background sound and the leading sound.
4. The in-vehicle device mixing playing method according to claim 2, wherein the preset audio playing mode comprises:
if the second audio is an alarm audio, increasing or maintaining the volume of the second audio and decreasing the volume of the first audio;
if the second audio is a navigation audio, increasing or maintaining the volume of the second audio and maintaining the volume of the first audio;
if the second audio is the telephone communication audio, turning up the volume of the second audio and turning down the volume of the first audio;
and if the second audio is the user-defined audio, acquiring a user-defined playing mode set by the user to play according to the user-defined playing mode.
5. The in-vehicle device mixing playing method according to claim 4, wherein the custom playing mode comprises dynamically adjusting the volume of the first audio according to the source and keyword of the custom audio and/or the geographic location of the in-vehicle device.
6. The in-vehicle device mixing playing method according to claim 5, wherein the preset audio playing mode further comprises:
and if the second audio is an alarm audio, a navigation audio or a telephone communication audio, playing the second audio through a front-row vehicle-mounted loudspeaker, and playing the first audio through a rear-row vehicle-mounted loudspeaker.
7. The in-vehicle device mixing playing method according to claim 1, wherein after the step of playing the combined audio by the in-vehicle device according to a preset audio playing mode, the method further comprises:
the vehicle-mounted device judges whether sharing operation of the user is acquired;
and if the sharing operation is acquired, sending the second audio to a preset third party.
8. The in-vehicle device mixing playing method according to any one of claims 2 to 6, wherein the alarm audio comprises an audio triggered by the in-vehicle device detecting that a vehicle is collided, an audio triggered by the in-vehicle device detecting that a vehicle is about to be scraped, and an audio sent by a third party received by the in-vehicle device.
9. An in-vehicle device, comprising a memory and a processor, wherein the memory stores a computer program, and the processor is configured to execute the computer program to implement the in-vehicle device mix playing method according to any one of claims 1 to 8.
10. A vehicle, characterized in that it is equipped with the in-vehicle machine apparatus as claimed in claim 9.
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Address after: Room 208, building 4, 1411 Yecheng Road, Jiading District, Shanghai, 201821 Applicant after: Botai vehicle networking technology (Shanghai) Co.,Ltd. Address before: Room 208, building 4, 1411 Yecheng Road, Jiading District, Shanghai, 201821 Applicant before: SHANGHAI PATEO ELECTRONIC EQUIPMENT MANUFACTURING Co.,Ltd. |
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Application publication date: 20200619 |