【语音加密】基于matlab GUI语音信号加密解密【含Matlab源码 295期】

欢迎来到海神之光博客之家✅博主简介热爱科研的Matlab仿真开发者修心和技术同步精进个人主页海神之光代码获取方式海神之光Matlab王者学习之路—代码获取方式⛳️座右铭行百里者半于九十。更多Matlab语音处理仿真内容点击①Matlab语音处理 进阶版②付费专栏Matlab语音处理初级版⛳️关注微信公众号Matlab王者助手或Matlab海神之光更多资源等你来⛄一、简介课程设计原理及设计方案语音语音加密原理框图在对语音信号进行预处理、加密解密分析之后将各个步骤联系起来绘出了语音加密原理框图如下⛄二、部分源代码function varargout Signal_encryption_gui1(varargin)% SIGNAL_ENCRYPTION_GUI1 MATLAB code for Signal_encryption_gui1.fig% SIGNAL_ENCRYPTION_GUI1, by itself, creates a new SIGNAL_ENCRYPTION_GUI1 or raises the existing% singleton*.%% H SIGNAL_ENCRYPTION_GUI1 returns the handle to a new SIGNAL_ENCRYPTION_GUI1 or the handle to% the existing singleton*.%% SIGNAL_ENCRYPTION_GUI1(‘CALLBACK’,hObject,eventData,handles,…) calls the local% function named CALLBACK in SIGNAL_ENCRYPTION_GUI1.M with the given input arguments.%% SIGNAL_ENCRYPTION_GUI1(‘Property’,‘Value’,…) creates a new SIGNAL_ENCRYPTION_GUI1 or raises the% existing singleton*. Starting from the left, property value pairs are% applied to the GUI before Signal_encryption_gui1_OpeningFcn gets called. An% unrecognized property name or invalid value makes property application% stop. All inputs are passed to Signal_encryption_gui1_OpeningFcn via varargin.%% *See GUI Options on GUIDE’s Tools menu. Choose “GUI allows only one% instance to run (singleton)”.%% See also: GUIDE, GUIDATA, GUIHANDLES% Edit the above text to modify the response to help Signal_encryption_gui1% Last Modified by GUIDE v2.5 17-Jul-2017 13:59:22% Begin initialization code - DO NOT EDITgui_Singleton 1;gui_State struct(‘gui_Name’, mfilename, …‘gui_Singleton’, gui_Singleton, …‘gui_OpeningFcn’, Signal_encryption_gui1_OpeningFcn, …‘gui_OutputFcn’, Signal_encryption_gui1_OutputFcn, …‘gui_LayoutFcn’, [] , …‘gui_Callback’, []);if nargin ischar(varargin{1})gui_State.gui_Callback str2func(varargin{1});endif nargout[varargout{1:nargout}] gui_mainfcn(gui_State, varargin{:});elsegui_mainfcn(gui_State, varargin{:});end% End initialization code - DO NOT EDIT% — Executes just before Signal_encryption_gui1 is made visible.function Signal_encryption_gui1_OpeningFcn(hObject, eventdata, handles, varargin)% This function has no output args, see OutputFcn.% hObject handle to figure% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% varargin command line arguments to Signal_encryption_gui1 (see VARARGIN)% Choose default command line output for Signal_encryption_gui1global k1 k2 u1 u2 k11 k22 u11 u22k10.3;u13.7;k20.6;u23.9;k110.3;u113.7;k220.6;u223.9;handles.output hObject;% Update handles structureguidata(hObject, handles);%设置GUI背景haaxes(‘units’,‘normalized’,‘position’,[0 0 1 1]);uistack(ha,‘down’)Himread(‘03.jpg’);image(H)colormap grayset(ha,‘handlevisibility’,‘off’,‘visible’,‘off’);% UIWAIT makes Signal_encryption_gui1 wait for user response (see UIRESUME)% uiwait(handles.figure1);% — Outputs from this function are returned to the command line.function varargout Signal_encryption_gui1_OutputFcn(hObject, eventdata, handles)% varargout cell array for returning output args (see VARARGOUT);% hObject handle to figure% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% Get default command line output from handles structurevarargout{1} handles.output;% — Executes on button press in pushbutton1.function pushbutton1_Callback(hObject, eventdata, handles)%录音5秒fs8000; %语音信号采样频率为8000Data1:64;Data(Data’*Data)/64;uiwait(msgbox(‘开始录音’,‘录音’,‘custom’,Data,hot(64)));yaudiorecorder(fs,16,1);recordblocking(y, 5);myRecording getaudiodata(y);audiowrite(‘F:\MATLAB\Matlab\bin\workplace\Signal_Encrypion\s.wav’,myRecording,fs);msgbox(‘录音结束’,‘录音’,‘custom’,Data,hot(64));% hObject handle to pushbutton1 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% — Executes on button press in pushbutton2.function pushbutton2_Callback(hObject, eventdata, handles)global k1 k2 u1 u2k1str2double(get(handles.edit1,‘string’));u1str2double(get(handles.edit3,‘string’));k2str2double(get(handles.edit2,‘string’));u2str2double(get(handles.edit4,‘string’));% hObject handle to pushbutton2 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% — Executes on button press in pushbutton3.function pushbutton3_Callback(hObject, eventdata, handles)global k11 k22 u11 u22k11str2double(get(handles.edit5,‘string’));u11str2double(get(handles.edit7,‘string’));k22str2double(get(handles.edit6,‘string’));u22str2double(get(handles.edit8,‘string’));% hObject handle to pushbutton3 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% — Executes on button press in pushbutton4.function pushbutton4_Callback(hObject, eventdata, handles)xaudioread(‘s.wav’);t(0:length(x)-1)/44100;axes(handles.axes1);plot(handles.axes1,t,x) %做原始语音信号的时域图形grid on; axis tight;title(‘原始语音信号’);xlabel(‘time(s)’);ylabel(‘幅度’);% hObject handle to pushbutton4 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% — Executes on button press in pushbutton5.function pushbutton5_Callback(hObject, eventdata, handles)fs44100; %语音信号采样频率为44100xaudioread(‘s.wav’);t(0:length(x)-1)/44100;Yfft(x); %对信号做2048点FFT变换global N fNlength(Y);ffs*(0:N/2-1)/N;axes(handles.axes1);plot(handles.axes1,f,abs(Y(1:length(f)))) %做原始语音信号的FFT频谱图grid on; axis tight;title(‘原始语音信号FFT频谱’)xlabel(‘Hz’);ylabel(‘幅度’);% hObject handle to pushbutton5 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% — Executes on button press in pushbutton6.function pushbutton6_Callback(hObject, eventdata, handles)xaudioread(‘s.wav’);sound(x)% hObject handle to pushbutton6 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% — Executes on button press in pushbutton7.function pushbutton7_Callback(hObject, eventdata, handles)xaudioread(‘s.wav’);t(0:length(x)-1)/44100;x1ceil(1000x); %预处理语音信号原始信号扩大1000倍x2dec_to_bin(x1); %将语音信号由10进制转化为2进制%利用Logistic混沌映射对语音信号进行加密global k1 k2 u1 u2z1k1;z2k2;for m1:80 %迭代80次达到充分混沌状态z1u1z1*(1-z1);end⛄三、运行结果⛄四、matlab版本及参考文献1 matlab版本2014a2 参考文献[1]韩纪庆,张磊,郑铁然.语音信号处理第3版[M].清华大学出版社2019.[2]柳若边.深度学习:语音识别技术实践[M].清华大学出版社2019.3 备注简介此部分摘自互联网仅供参考若侵权联系删除 仿真咨询1 各类智能优化算法改进及应用生产调度、经济调度、装配线调度、充电优化、车间调度、发车优化、水库调度、三维装箱、物流选址、货位优化、公交排班优化、充电桩布局优化、车间布局优化、集装箱船配载优化、水泵组合优化、解医疗资源分配优化、设施布局优化、可视域基站和无人机选址优化2 机器学习和深度学习方面卷积神经网络CNN、LSTM、支持向量机SVM、最小二乘支持向量机LSSVM、极限学习机ELM、核极限学习机KELM、BP、RBF、宽度学习、DBN、RF、RBF、DELM、XGBOOST、TCN实现风电预测、光伏预测、电池寿命预测、辐射源识别、交通流预测、负荷预测、股价预测、PM2.5浓度预测、电池健康状态预测、水体光学参数反演、NLOS信号识别、地铁停车精准预测、变压器故障诊断3 图像处理方面图像识别、图像分割、图像检测、图像隐藏、图像配准、图像拼接、图像融合、图像增强、图像压缩感知4 路径规划方面旅行商问题TSP、车辆路径问题VRP、MVRP、CVRP、VRPTW等、无人机三维路径规划、无人机协同、无人机编队、机器人路径规划、栅格地图路径规划、多式联运运输问题、车辆协同无人机路径规划、天线线性阵列分布优化、车间布局优化5 无人机应用方面无人机路径规划、无人机控制、无人机编队、无人机协同、无人机任务分配6 无线传感器定位及布局方面传感器部署优化、通信协议优化、路由优化、目标定位优化、Dv-Hop定位优化、Leach协议优化、WSN覆盖优化、组播优化、RSSI定位优化7 信号处理方面信号识别、信号加密、信号去噪、信号增强、雷达信号处理、信号水印嵌入提取、肌电信号、脑电信号、信号配时优化8 电力系统方面微电网优化、无功优化、配电网重构、储能配置9 元胞自动机方面交通流 人群疏散 病毒扩散 晶体生长10 雷达方面卡尔曼滤波跟踪、航迹关联、航迹融合