CN114339563A - Multi-mode tinnitus treatment sound generation system - Google Patents
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Abstract
The invention aims to provide a multi-mode tinnitus treatment sound generation system, which can be used for solving the problems in the background art, customizing treatment sounds with different parameters of various treatment methods for a patient, facilitating the comparison of the patient, finding the treatment sound with the best effect on the patient, and improving the tinnitus treatment effect, and is characterized in that: the system comprises a file input module, a balancing module, a treatment sound module, an audio processing module, a filter module and an interface display module; the equalization module is used for setting whether the energy equalization needs to be carried out on the audio file, further setting an equalization mode and equalization precision if the energy equalization needs to be carried out on the audio file, and then calling an audio equalization submodule in the audio processing module to carry out equalization processing on the audio file; the therapeutic sound module is used for selecting the type of therapeutic sound, setting a frequency range and a frequency width, and then calling a therapeutic sound generation sub-module in the audio processing module to generate the therapeutic sound.
Description
Technical Field
The invention belongs to the technical field related to sound data production, and particularly relates to a multi-mode tinnitus treatment sound generation system.
Background
Tinnitus refers to the subjective perception of the sound produced in the ear or head without any external sound source or electrical stimulation, and is often perceived as a hissing, buzzing, or screaming ring sound. Tinnitus is a common disorder of the auditory system that severely compromises a person's health and quality of life.
Tinnitus sound therapy is a method of altering the perception and response of tinnitus with sound. There are many common tinnitus sound treatment methods, such as masking therapy, incisional therapy, tonic therapy, etc. However, for a specific tinnitus patient, the effect of each therapy is different, and a treatment sound which has the best effect on the therapy needs to be found. Therefore, there is an urgent need for a tinnitus treatment sound generation system to customize treatment sounds of various therapies for patients so that the patients can compare them to improve the tinnitus treatment effect.
Disclosure of Invention
The invention aims to provide a multi-mode tinnitus treatment sound generation system to solve the problems in the background technology, which can customize treatment sounds with different parameters of various therapies for a patient, facilitate the comparison of the patient, find the treatment sound with the best effect on the patient and improve the tinnitus treatment effect.
In order to achieve the above object, the present invention provides the following technical solutions.
A multi-mode tinnitus therapy sound generation system characterized by: the system comprises a file input module, a balancing module, a treatment sound module, an audio processing module, a filter module and an interface display module;
the interface display module is used for displaying a system operation interface;
the file input module is used for inputting audio files to be processed;
the audio processing module comprises an audio equalization submodule and a therapeutic sound generation submodule;
the filter module comprises a filter and a filter bank of various parameters required by the audio processing module, and the system program is realized by corresponding filter functions;
the equalization module is used for setting whether the energy equalization needs to be carried out on the audio file, further setting an equalization mode and equalization precision if the energy equalization needs to be carried out on the audio file, and then calling an audio equalization submodule in the audio processing module to carry out equalization processing on the audio file;
the therapeutic sound module is used for selecting the type of therapeutic sound, setting a frequency range and a frequency width, and then calling a therapeutic sound generation sub-module in the audio processing module to generate the therapeutic sound.
Further, the equalization mode comprises the uniform distribution of linear axis energy according to frequency and the uniform distribution of logarithmic axis energy according to frequency;
the uniform distribution of the linear axis energy according to the frequency specifically comprises the following steps: the audio is segmented according to the bandwidth, the bandwidth values of all the audio segments are the same, and then the energy of all the audio segments is set to be the same;
the even distribution of the energy according to the logarithmic axis of the frequency specifically comprises the following steps: the audio frequency is segmented according to the frequency width, the ratio of the upper limit frequency fu to the lower limit frequency fl of each audio frequency is the same, and then the energy of each audio frequency is set to be the same.
Further, the balance precision is set to be low, medium and high on a system operation interface, specifically: when the equalization mode is the linear axis energy uniform distribution according to the frequency, the low, medium and high are respectively 125Hz, 250Hz and 500Hz, and the equalization precision is the bandwidth value adopted when the audio is segmented according to the bandwidth; when the equalization mode is the logarithmic axis energy uniform distribution according to the frequency, the low, middle and high are respectively 2^ (1/6), 2^ (1/3) and 2^ (1/2), and the equalization precision is the ratio of the upper limit frequency fu to the lower limit frequency fl of each section of audio adopted when the audio is segmented according to the bandwidth.
Further, the audio equalization submodule performs equalization processing, specifically: the audio balancing submodule acquires audio file data, namely original audio, calculates total energy e of the original audio, calls a corresponding filter bank, wherein the filter bank comprises n filters, the filter bank carries out frequency division filtering on the original audio according to a set balancing mode and balancing precision to obtain each section of audio, adjusts the amplitude of each section of audio to enable the energy of each section of audio to be equal to e/n, then superposes each section of audio to obtain a balanced audio file, and stores the balanced audio file.
Further, the types of the treatment sound include a masker therapy treatment sound and an incisure therapy treatment sound;
the setting of the frequency range specifically includes: setting a minimum value f1 and a maximum value fm of the central frequencies, wherein the ratio of two adjacent central frequencies is a preset fixed value r, and the treatment sound module calculates the number m of the central frequencies and various central frequency values, wherein fm/f1= r ^ (m-1);
the frequency width is set to be narrow, medium and wide on a system operation interface, and specifically comprises the following steps: when the type of the treatment sound is the masking therapy treatment sound, the narrow width, the middle width and the wide width are respectively 125Hz, 250Hz and 500 Hz; when the type of the treatment sound is the incisure therapy treatment sound, the narrow, the middle and the wide are respectively the ratio of the upper limit frequency and the lower limit frequency of the frequency width 2^ (1/6), 2^ (1/3) and 2^ (1/2).
Further, the therapeutic sound generation submodule generates therapeutic sound, specifically: the therapeutic sound generation submodule acquires audio data and simultaneously acquires the type of set therapeutic sound, the calculated central frequency values and the set frequency width; when the type of the treatment sound is the incisure therapy treatment sound, respectively filtering the audio frequency of the target frequency band by using a filter according to each central frequency value and frequency width to obtain m incisure therapy treatment sounds and storing the m incisure therapy treatment sounds; when the type of the treatment sound is the masking therapy treatment sound, a band-pass filter and a band-stop filter are used for dividing the frequency of the audio file according to each central frequency value and frequency width, the audio energy of a target frequency band is increased by a, wherein a is a preset value and the range is 5dB < a <50dB, and then two sections of audio under the same central frequency value are superposed to obtain m masking therapy treatment sounds and stored.
Further, the system also comprises a tonic phonotherapy treatment sound generation module for generating tonic phonotherapy treatment sound.
Furthermore, the file input module can select to input a single audio file, or select to input a plurality of audio files simultaneously; when a plurality of audio files are selected to be input simultaneously, the therapeutic sound generation submodule generates therapeutic sound for the plurality of audio files according to each central frequency value in sequence.
Further, the system operation interface includes: the method comprises the steps of audio file selection, equalization mode selection, equalization precision selection, balance audio button generation, treatment sound type selection, frequency range selection, frequency bandwidth selection, treatment sound button generation, tetanic sound therapy treatment sound button generation, drawing of an original audio frequency spectrum and drawing of a processed audio frequency spectrum.
Compared with the prior art, the invention provides a multi-mode tinnitus treatment sound generation system, which has the following beneficial effects:
according to the system and the method, the user can set the balance mode and the balance precision through the system operation interface, the energy balance is carried out on the audio file, the treatment sound type, the frequency range and the frequency width are set by the user through the system operation interface, the treatment sounds of corresponding treatment types with different center frequencies are generated in batches, the operation is simple and convenient, and the batch customization of treatment sound effects is high; a plurality of audio files can be simultaneously input for processing, so that the efficiency of generating treatment sounds in batches is further improved; furthermore, the invention can quickly customize the treatment sounds of different parameters of various treatments for patients, is convenient for the patients to compare and find the treatment sound with the best effect to the patients, so as to improve the tinnitus treatment effect.
Drawings
FIG. 1 is a system operating interface diagram of the present system;
fig. 2 is a flow chart of the system for producing therapeutic sound.
Detailed Description
A multi-mode tinnitus therapy sound generation system characterized by: the system comprises a file input module, a balancing module, a treatment sound module, an audio processing module, a filter module and an interface display module.
The interface display module is used for displaying a system operation interface. As shown in fig. 1, the system operation interface includes: the method comprises the steps of audio file selection, equalization mode selection, equalization precision selection, balance audio button generation, treatment sound type selection, frequency range selection, frequency bandwidth selection, treatment sound button generation, tetanic sound therapy treatment sound button generation, drawing of an original audio frequency spectrum and drawing of a processed audio frequency spectrum.
The file input module is used for inputting audio files needing to be processed.
The audio processing module comprises an audio equalization submodule and a therapeutic sound generation submodule.
The filter module comprises a filter and a filter bank of various parameters required by the audio processing module, and the filter is realized by a corresponding filter function in a system program. And the filter module acquires the required filter parameters by using the matlab, and writes the filter parameters into the program dependent file in batches for calling. The basic parameters of the filter are respectively an upper limit cut-off frequency, a lower limit cut-off frequency, a filter order, a filter sampling frequency and filter transfer function coefficient matrixes A and B, wherein A is a transfer function numerator coefficient matrix, B is a transfer function denominator matrix, and the matrixes A and B are obtained through the basic parameters of the filter and are used for subsequent filtering calculation.
The equalization module is used for setting whether the energy equalization needs to be carried out on the audio file, further setting the equalization mode and the equalization precision if the energy equalization needs to be carried out on the audio file, and then calling an audio equalization submodule in the audio processing module to carry out equalization processing on the audio file.
The equalization pattern includes a linear axis energy uniform distribution by frequency and a logarithmic axis energy uniform distribution by frequency. The uniform distribution of the linear axis energy according to the frequency specifically comprises the following steps: the audio is segmented according to the bandwidth, the bandwidth values of all the audio segments are the same, and then the energy of all the audio segments is set to be the same. The even distribution of the energy according to the logarithmic axis of the frequency specifically comprises the following steps: the audio frequency is segmented according to the frequency width, the ratio of the upper limit frequency fu to the lower limit frequency fl of each audio frequency is the same, and then the energy of each audio frequency is set to be the same.
The balance precision is set to be low, medium and high on a system operation interface, and specifically comprises the following steps: when the equalization mode is the linear axis energy uniform distribution according to the frequency, the low, medium and high are respectively 125Hz, 250Hz and 500Hz, and the equalization precision is the bandwidth value adopted when the audio is segmented according to the bandwidth; when the equalization mode is the logarithmic axis energy uniform distribution according to the frequency, the low, middle and high are respectively 2^ (1/6), 2^ (1/3) and 2^ (1/2), and the equalization precision is the ratio of the upper limit frequency fu to the lower limit frequency fl of each section of audio adopted when the audio is segmented according to the bandwidth.
The audio equalization submodule performs equalization processing, specifically comprising: the audio balancing submodule acquires audio file data, namely original audio, calculates total energy e of the original audio, calls a corresponding filter bank, wherein the filter bank comprises n filters, the filter bank carries out frequency division filtering on the original audio according to a set balancing mode and balancing precision to obtain each section of audio, adjusts the amplitude of each section of audio to enable the energy of each section of audio to be equal to e/n, then superposes each section of audio to obtain a balanced audio file, and stores the balanced audio file.
The therapeutic sound module is used for selecting the type of therapeutic sound, setting a frequency range and a frequency width, and then calling a therapeutic sound generation sub-module in the audio processing module to generate the therapeutic sound.
The types of the treatment sound include a masking therapy treatment sound and an incisure therapy treatment sound;
the setting of the frequency range specifically includes: setting a minimum value f1 and a maximum value fm of the center frequency, setting the ratio of two adjacent center frequencies as a preset fixed value r, and calculating the number m of the center frequencies and various center frequency values by the therapeutic sound module, wherein fm/f1= r ^ (m-1). r is set to 2^ (1/30) in the embodiment, and the range can be set to be more than 2^ (1/1000) and less than 2 according to specific situations.
The frequency width is set to be narrow, medium and wide on a system operation interface, and specifically comprises the following steps: when the type of the treatment sound is the masking therapy treatment sound, the narrow, the middle and the wide are respectively 125Hz, 250Hz and 500Hz, and the range can be set to be more than 10Hz and less than 2000Hz according to specific conditions; when the type of the treatment sound is an incisure therapy treatment sound, the narrow, the middle and the wide are respectively the ratio of the upper limit frequency and the lower limit frequency of the frequency width 2^ (1/6), 2^ (1/3) and 2^ (1/2), and the range can be set to be more than 1 and less than 2 according to specific situations.
The therapeutic sound generation submodule generates therapeutic sound, and specifically comprises: the therapeutic sound generation submodule acquires audio data and simultaneously acquires the type of set therapeutic sound, the calculated central frequency values and the set frequency width; when the type of the treatment sound is the incisure therapy treatment sound, respectively filtering the audio frequency of the target frequency band by using a filter according to each central frequency value and frequency width to obtain m incisure therapy treatment sounds and storing the m incisure therapy treatment sounds; when the type of the treatment sound is the masking therapy treatment sound, the band-pass filter and the band-stop filter are used for dividing the frequency of the audio file according to each central frequency value and frequency width, the audio energy of a target frequency band is increased by a, wherein a is a preset value, the range is 5dB < a <50dB, the preset value is 10 dB in the implementation, two sections of audio under the same central frequency value are overlapped, and m masking therapy treatment sounds are obtained and stored.
The system also comprises a tonic phonotherapy treatment sound generation module for generating tonic phonotherapy treatment sound.
The file input module can select to input a single audio file or a plurality of audio files simultaneously; when a plurality of audio files are selected to be input simultaneously, the therapeutic sound generation submodule generates therapeutic sound for the plurality of audio files according to each central frequency value in sequence.
When the system works, the working process is as shown in figure 2, firstly, an original audio file is input, when a user selects equalization, a corresponding filter bank is called according to an equalization mode selected by the user and equalization precision to perform energy redistribution calculation, and when equalization is not selected, processing is not performed. And then judging whether to execute the cyclic generation of a plurality of treatment sounds with different central frequencies according to the frequency range selected by the user, calling a proper filter bank according to the frequency bandwidth required to be incised or masked selected by the user, finally performing related calculation of incised audio and masked audio according to the treatment sound mode selected by the user, and finally outputting and storing the treatment sounds.
The invention can quickly customize the treatment sounds of different parameters of various treatments for patients, is convenient for the patients to compare and find the treatment sound with the best effect to the patients, so as to improve the tinnitus treatment effect.
Claims (9)
1. A multi-mode tinnitus therapy sound generation system characterized by: the system comprises a file input module, a balancing module, a treatment sound module, an audio processing module, a filter module and an interface display module;
the interface display module is used for displaying a system operation interface;
the file input module is used for inputting audio files to be processed;
the audio processing module comprises an audio equalization submodule and a therapeutic sound generation submodule;
the filter module comprises a filter and a filter bank of various parameters required by the audio processing module, and the system program is realized by corresponding filter functions;
the equalization module is used for setting whether the energy equalization needs to be carried out on the audio file, further setting an equalization mode and equalization precision if the energy equalization needs to be carried out on the audio file, and then calling an audio equalization submodule in the audio processing module to carry out equalization processing on the audio file;
the therapeutic sound module is used for selecting the type of therapeutic sound, setting a frequency range and a frequency width, and then calling a therapeutic sound generation sub-module in the audio processing module to generate the therapeutic sound.
2. The multi-mode tinnitus therapy sound generating system of claim 1 wherein: the equalization mode comprises the steps of uniformly distributing linear axis energy according to frequency and uniformly distributing logarithmic axis energy according to frequency;
the uniform distribution of the linear axis energy according to the frequency specifically comprises the following steps: the audio is segmented according to the bandwidth, the bandwidth values of all the audio segments are the same, and then the energy of all the audio segments is set to be the same;
the even distribution of the energy according to the logarithmic axis of the frequency specifically comprises the following steps: the audio frequency is segmented according to the frequency width, the ratio of the upper limit frequency fu to the lower limit frequency fl of each audio frequency is the same, and then the energy of each audio frequency is set to be the same.
3. A multi-mode tinnitus therapy sound generating system according to claim 2 wherein: the balance precision is set to be low, medium and high on a system operation interface, and specifically comprises the following steps: when the equalization mode is the linear axis energy uniform distribution according to the frequency, the low, medium and high are respectively 125Hz, 250Hz and 500Hz, and the equalization precision is the bandwidth value adopted when the audio is segmented according to the bandwidth; when the equalization mode is the logarithmic axis energy uniform distribution according to the frequency, the low, middle and high are respectively 2^ (1/6), 2^ (1/3) and 2^ (1/2), and the equalization precision is the ratio of the upper limit frequency fu to the lower limit frequency fl of each section of audio adopted when the audio is segmented according to the bandwidth.
4. A multi-mode tinnitus therapy sound generating system according to claim 3 wherein: the audio equalization submodule performs equalization processing, specifically comprising: the audio balancing submodule acquires audio file data, namely original audio, calculates total energy e of the original audio, calls a corresponding filter bank, wherein the filter bank comprises n filters, the filter bank carries out frequency division filtering on the original audio according to a set balancing mode and balancing precision to obtain each section of audio, adjusts the amplitude of each section of audio to enable the energy of each section of audio to be equal to e/n, then superposes each section of audio to obtain a balanced audio file, and stores the balanced audio file.
5. The multi-mode tinnitus therapy sound generating system of claim 1 wherein: the types of the treatment sound include a masking therapy treatment sound and an incisure therapy treatment sound;
the setting of the frequency range specifically includes: setting a minimum value f1 and a maximum value fm of the central frequencies, wherein the ratio of two adjacent central frequencies is a preset fixed value r, and the treatment sound module calculates the number m of the central frequencies and various central frequency values, wherein fm/f1= r ^ (m-1);
the frequency width is set to be narrow, medium and wide on a system operation interface, and specifically comprises the following steps: when the type of the treatment sound is the masking therapy treatment sound, the narrow width, the middle width and the wide width are respectively 125Hz, 250Hz and 500 Hz; when the type of the treatment sound is the incisure therapy treatment sound, the narrow, the middle and the wide are respectively the ratio of the upper limit frequency and the lower limit frequency of the frequency width 2^ (1/6), 2^ (1/3) and 2^ (1/2).
6. The multi-mode tinnitus therapy sound generating system of claim 5 wherein: the therapeutic sound generation submodule generates therapeutic sound, and specifically comprises: the therapeutic sound generation submodule acquires audio data and simultaneously acquires the type of set therapeutic sound, the calculated central frequency values and the set frequency width; when the type of the treatment sound is the incisure therapy treatment sound, respectively filtering the audio frequency of the target frequency band by using a filter according to each central frequency value and frequency width to obtain m incisure therapy treatment sounds and storing the m incisure therapy treatment sounds; when the type of the treatment sound is the masking therapy treatment sound, a band-pass filter and a band-stop filter are used for dividing the frequency of the audio file according to each central frequency value and frequency width, the audio energy of a target frequency band is increased by a, wherein a is a preset value and the range is 5dB < a <50dB, and then two sections of audio under the same central frequency value are superposed to obtain m masking therapy treatment sounds and stored.
7. The multi-mode tinnitus therapy sound generating system of claim 1 wherein: the system also comprises a tonic phonotherapy treatment sound generation module for generating tonic phonotherapy treatment sound.
8. The multi-mode tinnitus therapy sound generating system of claim 6 wherein: the file input module can select to input a single audio file or a plurality of audio files simultaneously; when a plurality of audio files are selected to be input simultaneously, the therapeutic sound generation submodule generates therapeutic sound for the plurality of audio files according to each central frequency value in sequence.
9. The multi-mode tinnitus therapy sound generating system of claim 1 wherein: the system operation interface comprises: the method comprises the steps of audio file selection, equalization mode selection, equalization precision selection, balance audio button generation, treatment sound type selection, frequency range selection, frequency bandwidth selection, treatment sound button generation, tetanic sound therapy treatment sound button generation, drawing of an original audio frequency spectrum and drawing of a processed audio frequency spectrum.
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