CN114389732A - Digital sound console tuning system and method - Google Patents
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- H—ELECTRICITY
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Abstract
The invention discloses a digital sound console sound mixing system and a method, which relate to the field of sound mixing and comprise an analog audio input module; further comprising: the lamplight detection module is used for monitoring the deflection angle of lamplight on the premise of opening the lamplight to obtain the specific position of a light-gathering point of the lamplight; further comprising: the microphone positioning module is used for transmitting the position of the microphone to the main control module board through the positioning system when the light is not turned on; further comprising: the analog audio output control module is used for regulating and controlling the intensity and quality of the output of the analog audio signal after the position of the light condensation point and the position of the microphone are fed back; further comprising: and an analog audio output module. This application is through being provided with light detection module for can utilize the specific position that the angle of light skew detected the performance personnel when light is opened, thereby make and to carry out different processing methods to audio signal and handle, thereby can guarantee audio signal output's stability.
Description
Technical Field
The invention relates to the field of tuning, in particular to a digital tuning console tuning system and a digital tuning console tuning method.
Background
The digital sound console is mainly used for professional audio equipment for literary and artistic performances, movie recording, broadcasting stations, field performances, stadiums and auditoriums, and is mainly used for processing audio signals appearing in the playing process, wherein the digital sound console is mainly used for carrying out digital sound mixing and sound artistic processing on audio input signals such as microphones and musical instrument sound sources.
During the playing process, in order to interact with audience members, the audience members usually appear in the auditorium and are close to the audience members, but the noise in the auditorium is large, and the sound level of the audience members is influenced when the audience members play, so that the playing quality is influenced.
Disclosure of Invention
The invention aims to provide a digital sound console tuning system and a digital sound console tuning method, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a digital sound console tuning system and method includes
The external environment identification module is used for identifying and matching the scene where the digital sound console is located outside; further comprising:
the analog audio input module is used for converting audio into an analog audio signal to be input; further comprising:
the lamplight detection module is used for monitoring the deflection angle of lamplight on the premise of opening the lamplight to obtain the specific position of a light-gathering point of the lamplight; further comprising:
the microphone positioning module is used for transmitting the position of the microphone to the main control module board through the positioning system when the light is not turned on; further comprising:
the analog audio output control module is used for regulating and controlling the intensity and quality of the output of the analog audio signal after the position of the light condensation point and the position of the microphone are fed back; further comprising:
and the analog audio output module is used for outputting the analog audio regulated and controlled by the analog audio output control module.
As a further scheme of the invention: the external environment identification module comprises a sonar detection unit, is arranged at the output end of the sound console and is used for detecting the size of a playing scene and the size of feedback noise; further comprising:
the image recognition unit is arranged on the sound console and used for processing the shot images and recognizing specific playing scenes; further comprising:
and a scene and threshold value storage unit for storing the existing known scene and the set numerical value.
And the comparison unit is used for comparing the scene and the stored scene in the threshold value storage unit with the scene identified by the image identification unit according to fixed comparison points.
As a further scheme of the invention: the sonar detection unit is used for processing the performance scene, the corresponding numerical value of the performance scene obtained BY the sonar detection unit is X, the fed-back noise numerical value is Y, the parameter A, B is arranged in the scene and threshold storage unit, the comparison unit is provided with a program block, the program block obtains a processing value from (AX + BY)/(A + B), the processing value is compared with a threshold, and the scene is divided according to the range of the processing value compared with the threshold
As a further scheme of the invention: the analog audio input module includes:
the audio classification and placement unit is used for distinguishing analog audio signals input by analog audio according to intensity and frequency and classifying the audio with the same category; further comprising:
and the impurity removal unit is used for calling the audios with the same category according to the signal intensity and filtering the rest audios with weak signal intensity.
As a still further scheme of the invention: the analog audio output control module includes:
the coordinate planning unit is used for inputting a site planning map into the main control module board to construct a basic coordinate system; further comprising:
the lamplight height positioning unit is used for inputting the specific position and height of lamplight into the main control module board and constructing a height coordinate with the lamplight position as a base point; further comprising:
the position formula calculation unit is used for inputting a position calculation formula in the main control module board and inputting the position of the lamplight condensation point and the position of the microphone to obtain the specific position of the performer calculated in the position calculation formula; further comprising:
and the audio intensity regulating and controlling unit is used for regulating the audio to certain intensity and quality according to the specific position of the player.
A digital sound mixing console method comprising the steps of:
step S1, recognizing and matching the external scene of the digital sound console, and adopting a corresponding audio output mode after matching;
step S2, inputting the analog audio frequency to the digital signal processing position, and utilizing the main control module board to control the input analog audio frequency signal to be processed at the digital signal processing position;
step S3, detecting whether the light is turned on, if the light is turned on, monitoring the rotation angle of the light, inputting the rotation angle of the light to a main control module board for processing to obtain the position of a light-gathering point of the light, transmitting the position of the light-gathering point to the main control module board, and if the light is not turned on, continuing the following steps;
step S4, the position of the microphone is transmitted to the main control module board through the positioning system;
step S5, the main control module board processes the position of the light condensation point and the position of the microphone in the steps S2 and S3 to obtain the intensity and the quality of the control analog output audio;
in step S6, the analog audio signal after the digital signal processing position processing is output from the analog audio output position.
As a further scheme of the invention: the step S1 includes
Step S11, carrying out circumferential rotation detection on a sonar detection unit arranged at the output end of the sound console, and detecting the size of a playing scene and the size of feedback noise;
step S12, the shot images are processed to identify specific playing scenes, and the identified specific playing scenes are further identified by means of image identification;
step S13, storing the existing known scenes in a storage center;
step S14, comparing the scene and the stored scene in the threshold value storage unit with the scene identified by the image identification unit according to the fixed comparison points, judging the scene according to the qualified number of the fixed comparison points, and selecting the corresponding mode of simulating audio output
As a further scheme of the invention: the step S2 further includes:
step S21, distinguishing the analog audio signals input by the analog audio according to intensity and frequency, and classifying the audio with the same category;
and step S22, calling the audios with the same category according to the signal strength, and filtering the rest audios with weak signal strength.
As a still further scheme of the invention: the step S5 includes
S51, inputting a site planning map into the main control module board to construct a basic coordinate system;
step S52, inputting the specific position and height of the lamplight into the main control module board, and constructing a height coordinate with the lamplight position as a base point;
step S53, inputting the position of the light condensation point and the microphone position in the step S2 and the step S3 into the position calculation formula of the input position calculation formula in the main control module board to obtain the specific position of the performer in the position calculation formula;
and step S54, adjusting the audio frequency to a certain strength and quality according to the specific position of the player.
As a still further scheme of the invention: the positioning system in step S4 is turned on when the light is not turned on.
Compared with the prior art, the invention has the beneficial effects that: by the arrangement of the lamplight detection module, when lamplight is turned on, the specific position of a player can be detected by utilizing the inclined angle of the lamplight, so that different processing modes can be performed on an audio signal, and the stability of audio signal output can be ensured; this application is through adopting microphone orientation module for when light does not open, utilize microphone orientation module to detect measurement personnel's position.
Drawings
Fig. 1 is a schematic structural diagram of a digital mixing console tuning system.
Fig. 2 is a schematic diagram of a digital mixing console tuning method.
Fig. 3 is a schematic diagram of the general structure of a digital sound mixing console sound mixing system.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 3, in an embodiment of the present invention, a digital sound console sound mixing system includes a software module, a hardware module, and a control module, in order to implement normal use in a stage, wherein the software module is used to implement software support in a control process, the hardware module is used to implement hardware support in the control process, and the control module is used to implement specific control in the sound mixing process, so the specific control process in this embodiment includes an analog audio input module, a light detection module, a microphone positioning module, an analog audio output control module, and an analog audio output module, wherein a positioning system basically uses a GPS for positioning a microphone, and has a certain error, which cannot achieve the required accuracy of a specific position, but can achieve approximate positioning, so the present application emphasizes sensing by using an angle of light, thereby, the specific position of a player can be tracked by utilizing the height and the angle of light, the setting of the parameter of a tuning system can be controlled by utilizing the position of the player, the optimal audio output can be achieved, the audio is converted into an analog audio signal input by utilizing an analog audio input module, the deflection angle of the light is monitored by utilizing a light detection module on the premise that the light is turned on, the specific position of a light condensation point of the light is obtained, the specific position of the player is sensed, a microphone positioning module is used for transmitting the position of a microphone to a main control module board through a positioning system when the light is not turned on, the microphone positioning module adopts a GPS for positioning, and simultaneously, an analog audio output control module is used for regulating and controlling the intensity and the quality of the output of the analog audio signal after the position of the light condensation point and the position of the microphone are fed back, namely, the input audio signal is further processed finely, and finally the analog audio output module is used for outputting the analog audio regulated and controlled by the analog audio output control module. In this embodiment, the software module includes DSP software, Linux software, single chip software, and motor driving software, and the hardware module includes an analog audio input unit, an analog audio output unit, a digital DSP unit, a start unit, a main control module board, and a display unit, where the analog audio input unit and the analog audio output unit are both disposed at an input end and an output end of the digital DSP unit, the digital DSP unit and the main control module board are interconnected, the start unit is disposed on the main control module board, and the display unit is disposed at an output end of the main control cabinet module board, and is configured to implement processing of audio adjustment.
In order to further realize the adjustment of the output audio, in this embodiment, an external environment recognition module is integrally arranged, which can match the external scene used by the digital sound console, so as to select a suitable audio output, wherein the audio output includes an audio output including a performance input and an audio output directly input by a storage unit, wherein the external environment recognition module includes a unit for determining the size of the range of the performance scene, i.e., a sonar detection unit, which can be arranged at the output end of the sound console by using the sonar detection unit, detect the size of the range of the scene after the circular rotation by using the sonar detection unit, and detect the decibel of the noise, so as to select an appropriate scene and select a corresponding AB parameter value, thereby controlling the size of the output audio, wherein a scene and a threshold storage unit are arranged, the method can store a constant scene, then use the image recognition unit to shoot the environment where the sound equipment is located, and use the comparison unit to compare the scene with the fixed comparison point of each scene in the threshold value storage unit and the fixed comparison point of the scene recognized by the image recognition unit one by one, such as the presence of neon light required in the bar, the presence of the bar counter, etc., if the matching pair of the comparison value is 95% or more, all the scenes are corresponding, if not, the scene is judged to be the indoor small scene. If the judgment can not be carried out according to a specific scene, the judgment needs to be carried out BY using a fixed algorithm, so that the numerical value corresponding to the size of the performance scene obtained BY processing the sonar detection unit is X, the fed-back noise numerical value is Y, the scene and threshold storage unit is provided with parameters A, B, the comparison unit is provided with a program block, the program block obtains a processing value from (AX + BY)/(A + B), the processing value is compared with the threshold to obtain the processing value, and the scene is divided according to the range where the processing value is compared with the threshold, for example, the threshold is divided into 0-1 stage, 1-2 stage and 2-3 stage, when the processing value obtained from (AX + BY)/(A + B) is distributed in the range of 0-1, the small indoor scene is obtained, and if the processing value is distributed in the range of 1-2, the small indoor scene is obtained, if the audio is distributed in 2-3, the audio is a playing scene, if the audio is larger than 3, the audio is an outdoor large-scale activity scene, the output audio is respectively controlled and output according to different scenes, and the setting of parameter values of the output audio can be adjusted.
As a further embodiment of the present application, referring to fig. 1 and 3, in order to implement filtering processing of the audio of the performer in the analog audio, since the performer is relatively close to the microphone, the analog audio input module includes: the audio classifying and placing unit is used for distinguishing analog audio signals input by analog audio according to strength and frequency and classifying the audio with the same category so as to obtain different arrangement modes of the audio signals, the audio with the same category is called according to the signal strength by the impurity removing unit, the rest audio with weak signal strength is filtered, the audio signals of players are obtained, and the audio signals of irrelevant people can be filtered.
As a further embodiment of the present application, referring to fig. 1 and 3, in order to implement the output of the analog audio signal when the device is used in a specific indoor scene, the analog audio output control module includes: the system comprises a coordinate planning unit, a lighting height positioning unit, a position formula calculation unit and an audio intensity regulation and control unit, wherein the coordinate planning unit is used for constructing a coordinate system of a system, so that a field planning map is input into a main control module board to construct a basic coordinate system; in order to realize the positioning of the longitudinal height and the bulb installation height, the lamplight height positioning unit is used for inputting the specific position and height of lamplight into the main control module board, constructing the height coordinate with the lamplight position as a base point, thereby realizing the specific position with a coordinate system and a reference point, then utilizing the position formula calculation unit for inputting the position calculation formula in the main control module board, inputting the position of the lamplight condensation point and the position of the microphone into the position calculation formula to calculate the specific position of the performer, thereby being capable of judging whether the performer is positioned at the auditorium and the position of the auditorium, further utilizing the audio intensity regulation and control unit for regulating the audio frequency to be certain intensity and quality according to the specific position of the performer, namely utilizing the processing parameters adopted by the corresponding position to obtain the optimal quality of the audio frequency output by the performer, the influence of the peripheral noise on the performance quality is avoided.
Referring to fig. 1 to 3, in the embodiment of the invention, a digital sound console sound mixing method includes the steps of S1, identifying and matching a scene where the digital sound console is located outside, and adopting a corresponding audio output mode after matching; step S2, inputting the analog audio frequency to the digital signal processing position, using the main control module board to control the input analog audio frequency signal to be processed at the digital signal processing position, namely converting the audio frequency after the processing by the method into the digital signal by the digital-to-analog conversion module and inputting the digital signal into the digital DSP for processing; step S3, in order to realize the perception of the specific position of the player, whether the lamplight is turned on or not is detected, if the lamplight is turned on, the rotating angle of the lamplight is monitored, the rotating angle of the lamplight is input to the main control module board for processing, the position of a light-gathering point of the lamplight is obtained, the position of the light-gathering point is transmitted to the main control module board, and if the lamplight is not turned on, the following steps are continued; step S4, the position of the microphone is transmitted to the main control module board through the positioning system, namely the positioning system adopts a GPS positioning system; step S5, the main control module board processes the position of the light condensation point and the position of the microphone in the steps S2 and S3 to obtain the intensity and the quality of the control analog output audio, namely, different parameters are adopted to process the output audio to avoid various noises; step S6 is to output the analog audio signal processed at the digital signal processing position from the analog audio output position, that is, to output the processed audio directly, thereby reducing the peripheral noise contained in the audio as much as possible.
The step S1 comprises a step S11 of detecting the circular rotation of a sonar detection unit arranged at the output end of the sound console, and detecting the size of a playing scene and the size of feedback noise; step S12, the shot images are processed to identify specific playing scenes, and the identified specific playing scenes are further identified by means of image identification; step S13, storing the existing known scenes in a storage center; and step S14, comparing the scene and the stored scene in the threshold value storage unit with the scene identified by the image identification unit according to fixed comparison points, judging the scene according to the qualified number of the fixed comparison points, and selecting a corresponding analog audio output mode.
As a further embodiment of the present application, in order to implement preliminary processing on an audio signal, so in step S2: and S21, distinguishing the analog audio signals input by the analog audio according to strength and frequency, classifying the audio with the same category, namely classifying the noise signals with obvious distinction, calling the audio with the same category according to the signal strength by adopting the step S22, filtering the rest audio with weak signal strength, namely removing the noise in the most obvious input signal, thereby obtaining the audio signals after primary processing.
As a further embodiment of the present application, in order to implement further processing of the audio signal, it is necessary to adopt a specific position of the performer, that is, a position away from the auditorium, and the closer to the auditorium, the higher the signal processing level adopted, and the farther away from the auditorium, the lower the signal processing level adopted, so step S5 includes step S51, where the site planning map is input into the main control module board to construct a basic coordinate system; step S52, inputting the specific position and height of the lamplight into the main control module board, and constructing a height coordinate with the lamplight position as a base point; step S53, inputting the position of the light condensation point and the microphone position in the step S3 and the step S4 into the position calculation formula of the input position calculation formula in the main control module board to obtain the specific position of the performer in the position calculation formula; the basic coordinates and the light are used as reference points, so that the specific position of a player can be easily obtained, when the light is not lightened, the microphone position is used for preliminarily sensing the approximate position of the player, and finally, the step S54 is used for adjusting the audio frequency to be certain strength and quality according to the specific position of the player, so that the playing noise filtering grade in the player adopts the highest grade mode, the noise is filtered, meanwhile, the quality of the sound during playing can be influenced when the player is in an auditorium, the output audio frequency can be adjusted when the noise filtering grade is highest, and the best playing effect is obtained.
As a further embodiment of the present application, the positioning system in step S4 is turned on when the light is not turned on, that is, the microphone is used for positioning when the light is not turned on, so as to avoid the situation that the positioning is not accurate in GPS.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A digital sound console tuning system is characterized by comprising
The external environment identification module is used for identifying and matching the scene where the digital sound console is located outside; further comprising:
the analog audio input module is used for converting audio into an analog audio signal to be input; further comprising:
the lamplight detection module is used for monitoring the deflection angle of lamplight on the premise of opening the lamplight to obtain the specific position of a light-gathering point of the lamplight; further comprising:
the microphone positioning module is used for transmitting the position of the microphone to the main control module board through the positioning system when the light is not turned on; further comprising:
the analog audio output control module is used for regulating and controlling the intensity and quality of the output of the analog audio signal after the position of the light condensation point and the position of the microphone are fed back; further comprising:
and the analog audio output module is used for outputting the analog audio regulated and controlled by the analog audio output control module.
2. The digital sound console tuning system according to claim 1, wherein the external environment recognition module comprises a sonar detection unit arranged at an output end of the tuning console and used for detecting the size of a playing scene and the size of feedback noise; further comprising:
the image recognition unit is arranged on the sound console and used for processing the shot images and recognizing specific playing scenes; further comprising:
a scene and threshold value storage unit for storing the existing known scene and the set numerical value;
and the comparison unit is used for comparing the scene and the stored scene in the threshold storage unit with the scene identified by the image identification unit according to fixed comparison points and processing and analyzing the value detected by the sonar detection unit according to a formula.
3. The digital sound console tuning system according to claim 2, wherein the sonar detection unit is configured to obtain a value corresponding to the size of a performance scene, the sonar detection unit is configured to obtain a value X, the fed-back noise value is Y, the scene and threshold storage unit is provided with a parameter A, B, the comparison unit is provided with a program block, the program block is configured to obtain a processing value from (AX + BY)/(a + B), the processing value is obtained BY comparing the processing value with a threshold, and the scene is divided according to a range in which the processing value and the threshold are compared.
4. The digital mixing console tuning system of claim 1, wherein the analog audio input module comprises:
the audio classification and placement unit is used for distinguishing analog audio signals input by analog audio according to intensity and frequency and classifying the audio with the same category; further comprising:
and the impurity removal unit is used for calling the audios with the same category according to the signal intensity and filtering the rest audios with weak signal intensity.
5. The digital sound mixing console tuning system of claim 1, wherein the analog audio output control module comprises:
the coordinate planning unit is used for inputting a site planning map into the main control module board to construct a basic coordinate system; further comprising:
the lamplight height positioning unit is used for inputting the specific position and height of lamplight into the main control module board and constructing a height coordinate with the lamplight position as a base point; further comprising:
the position formula calculation unit is used for inputting a position calculation formula in the main control module board and inputting the position of the lamplight condensation point and the position of the microphone to obtain the specific position of the performer calculated in the position calculation formula; further comprising:
and the audio intensity regulating and controlling unit is used for regulating the audio to certain intensity and quality according to the specific position of the player.
6. A digital sound console tuning method is characterized by comprising the following steps:
step S1, recognizing and matching the external scene of the digital sound console, and adopting a corresponding audio output mode after matching;
step S2, inputting the analog audio frequency to the digital signal processing position, and utilizing the main control module board to control the input analog audio frequency signal to be processed at the digital signal processing position;
step S3, detecting whether the light is turned on, if the light is turned on, monitoring the rotation angle of the light, inputting the rotation angle of the light to a main control module board for processing to obtain the position of a light-gathering point of the light, transmitting the position of the light-gathering point to the main control module board, and if the light is not turned on, continuing the following steps;
step S4, the position of the microphone is transmitted to the main control module board through the positioning system;
step S5, the main control module board processes the position of the light condensation point and the position of the microphone in the steps S2 and S3 to obtain the intensity and the quality of the control analog output audio;
in step S6, the analog audio signal after the digital signal processing position processing is output from the analog audio output position.
7. The digital sound mixing console tuning method according to claim 6, wherein the step S1 includes
Step S11, carrying out circumferential rotation detection on a sonar detection unit arranged at the output end of the sound console, and detecting the size of a playing scene and the size of feedback noise;
step S12, the shot images are processed to identify specific playing scenes, and the identified specific playing scenes are further identified by means of image identification;
step S13, storing the existing known scenes in a storage center;
and step S14, comparing the scene and the stored scene in the threshold value storage unit with the scene identified by the image identification unit according to fixed comparison points, judging the scene according to the qualified number of the fixed comparison points, and selecting a corresponding analog audio output mode.
8. The digital mixing console tuning method according to claim 6, wherein the step S2 further comprises:
step S21, distinguishing the analog audio signals input by the analog audio according to intensity and frequency, and classifying the audio with the same category;
and step S22, calling the audios with the same category according to the signal strength, and filtering the rest audios with weak signal strength.
9. The digital sound mixing console tuning method according to claim 6, wherein the step S5 includes
S51, inputting a site planning map into the main control module board to construct a basic coordinate system;
step S52, inputting the specific position and height of the lamplight into the main control module board, and constructing a height coordinate with the lamplight position as a base point;
step S53, inputting the position of the light condensation point and the microphone position in the step S2 and the step S3 into the position calculation formula of the input position calculation formula in the main control module board to obtain the specific position of the performer in the position calculation formula;
and step S54, adjusting the audio frequency to a certain strength and quality according to the specific position of the player.
10. The digital mixing console tuning method of claim 6, wherein the positioning system in step S4 is turned on when the light is not on.
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