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ProjectGUI.m
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ProjectGUI.m
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function varargout = ProjectGUI(varargin)
% PROJECTGUI MATLAB code for ProjectGUI.fig
% PROJECTGUI, by itself, creates a new PROJECTGUI or raises the existing
% singleton*.
%
% H = PROJECTGUI returns the handle to a new PROJECTGUI or the handle to
% the existing singleton*.
%
% PROJECTGUI('CALLBACK',hObject,eventData,handles,...) calls the local
% function named CALLBACK in PROJECTGUI.M with the given input arguments.
%
% PROJECTGUI('Property','Value',...) creates a new PROJECTGUI or raises the
% existing singleton*. Starting from the left, property value pairs are
% applied to the GUI before ProjectGUI_OpeningFcn gets called. An
% unrecognized property name or invalid value makes property application
% stop. All inputs are passed to ProjectGUI_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 ProjectGUI
% Last Modified by GUIDE v2.5 06-Dec-2016 13:09:25
% Begin initialization code - DO NOT EDIT
gui_Singleton = 1;
gui_State = struct('gui_Name', mfilename, ...
'gui_Singleton', gui_Singleton, ...
'gui_OpeningFcn', @ProjectGUI_OpeningFcn, ...
'gui_OutputFcn', @ProjectGUI_OutputFcn, ...
'gui_LayoutFcn', [] , ...
'gui_Callback', []);
if nargin && ischar(varargin{1})
gui_State.gui_Callback = str2func(varargin{1});
end
if nargout
[varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});
else
gui_mainfcn(gui_State, varargin{:});
end
% End initialization code - DO NOT EDIT
% --- Executes just before ProjectGUI is made visible.
function ProjectGUI_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 ProjectGUI (see VARARGIN)
% Choose default command line output for ProjectGUI
handles.output = hObject;
% Version
handles.version = '0.1';
% Set recorded and manipulated signal plots
set(handles.axes1,'XTickLabel',{});
set(handles.axes1,'YTickLabel',{});
set(handles.axes2,'XTick',[]);
set(handles.axes2,'YTick',[]);
set(handles.axes2,'XTickLabel',{});
set(handles.axes2,'YTickLabel',{});
% Set default values
handles = set_default(handles);
% Update handles structure
guidata(hObject, handles);
% UIWAIT makes ProjectGUI wait for user response (see UIRESUME)
% uiwait(handles.figure1);
% --- Outputs from this function are returned to the command line.
function varargout = ProjectGUI_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 structure
varargout{1} = handles.output;
% Set defaults
function handles = set_default(handles)
% Initialize objects for record and playback
handles.record_obj = [];
handles.play_obj = [];
handles.my_rec = [];
handles.mani_rec = [];
% Initialize structure for saving/manipulating sound data
handles.sound.reclen = [];
handles.fs = [];
handles.mani_fs = [];
% Initialize status reporting
handles.status.isrecording = false;
handles.status.isplaying = false;
handles.status.isreset = false;
handles.status.issave = false;
handles.status.Xlim = [];
handles.status.Ylim = [];
handles.status.filename = '';
handles.status.isreset = true;
handles = update_GUI(handles);
% Updates GUI buttons
function handles = update_GUI(handles)
if handles.status.isrecording
set(handles.play_button,'enable','off');
set(handles.record_button,'enable','off');
elseif handles.status.isplaying
set(handles.play_button,'enable','off');
set(handles.record_button,'enable','off');
else
set(handles.play_button,'enable','on');
set(handles.record_button,'enable','on');
end
% Update the plot for axes1
function handles = update_plot(handles)
axes(handles.axes1);
% --- Executes on button press in record_button.
function record_button_Callback(hObject, eventdata, handles)
try
handles.status.isrecording = true;
handles = update_GUI(handles);
handles.fs = 8000;
handles.mani_fs = 8000;
handles.sound.reclen = 1.5;
recLen = handles.sound.reclen;
handles.record_obj = audiorecorder;
disp('Start speaking.')
recordblocking(handles.record_obj, recLen);
disp('End of Recording.');
% Store data in double-precision array.
myRecording = getaudiodata(handles.record_obj);
handles.my_rec = myRecording;
axes(handles.axes1);
cla;
plot(myRecording);
title('Original');
hold on;
handles.status.isrecording = false;
handles = update_GUI(handles);
guidata(hObject, handles);
catch
h = errordlg('Error starting audio input device! Check sound card and microphone!','ERROR');
waitfor(h);
return
end
% --- Executes on button press in play_button.
function play_button_Callback(hObject, eventdata, handles)
handles.status.isplaying = true;
handles = update_GUI(handles);
handles = update_plot(handles);
% Store data in double-precision array.
myRecording = handles.my_rec;
% Play the recording
soundsc(myRecording);
pause(1);
% Done
handles.status.isplaying = false;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in playmani_button.
function playmani_button_Callback(hObject, eventdata, handles)
handles.status.isplaying = true;
handles = update_GUI(handles);
handles = update_plot(handles);
myRecording = handles.mani_rec;
% Play the recording
soundsc(myRecording);
pause(1);
% Done
handles.status.isplaying = false;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in three_button.
function three_button_Callback(hObject, eventdata, handles)
myRecording = handles.my_rec;
%three point averager filter on recording
f = [1/3 1/3 1/3]';
averagedRec = conv(myRecording, f);
handles.mani_rec = averagedRec;
%figure(3)
%plot(abs(fft(handles.mani_rec)), 256);
%fftoSig = fft(handles.my_rec, 256);
%fftSig = fft(handles.mani_rec, 256);
%plot(fftoSig);
%hold on;
%plot(fftSig);
%hold off;
%absfftSig = abs(fftSig);
axes(handles.axes2);
% Clear plot
cla;
plot(handles.mani_rec, 'r');
title('Modified - Three point averager');
hold on;
%handles.status.ismanipulated = true;
%handles.status.threepoint = true;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in fraction_button.
function fraction_button_Callback(hObject, eventdata, handles)
myRecording = handles.my_rec;
fraction = 50;
halvedRec = myRecording./fraction;
handles.mani_rec = halvedRec;
axes(handles.axes2);
% Clear plot
cla;
plot(myRecording, 'g');
title('Modified - Fraction values');
hold on;
%handles.status.ismanipulated = true;
%handles.status.fraction = true;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in doubling_button.
function doubling_button_Callback(hObject, eventdata, handles)
myRecording = handles.my_rec;
doubleRec = repelem(myRecording, 2);
handles.mani_rec = doubleRec;
axes(handles.axes2);
% Clear plot
cla;
plot(myRecording, 'o');
title('Modified - Double the length');
hold on;
%handles.status.ismanipulated = true;
%handles.status.doubling = true;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in reset_button.
function reset_button_Callback(hObject, eventdata, handles)
close(gcbf);
ProjectGUI;
% --- Executes during object creation, after setting all properties.
function popupmenu1_CreateFcn(hObject, eventdata, handles)
% hObject handle to popupmenu1 (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles empty - handles not created until after all CreateFcns called
% Hint: popupmenu controls usually have a white background on Windows.
% See ISPC and COMPUTER.
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
% --- Executes on button press in speed_button.
function speed_button_Callback(hObject, eventdata, handles)
% hObject handle to speed_button (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
fs = handles.fs;
handles.mani_rec = resample(handles.my_rec, fs, 12/10*fs);
handles.mani_fs = fs;
axes(handles.axes2);
% Clear plot
cla;
plot(handles.mani_rec, 'b');
title('Speed Up');
hold on;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in slow_button.
function slow_button_Callback(hObject, eventdata, handles)
% hObject handle to slow_button (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
fs = handles.fs;
handles.mani_rec = resample(handles.my_rec, fs, 8/10*fs);
handles.mani_fs = fs;
axes(handles.axes2);
% Clear plot
cla;
plot(handles.mani_rec, 'b');
title('Slow Down');
hold on;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in copy_button.
function copy_button_Callback(hObject, eventdata, handles)
% hObject handle to copy_button (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
handles.my_rec = handles.mani_rec;
handles.fs = handles.mani_fs;
axes(handles.axes1);
cla;
plot(handles.my_rec);
title('Original');
hold on;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in lower_button.
function lower_button_Callback(hObject, eventdata, handles)
% hObject handle to lower_button (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
%add a large value to mess with the recording
maxV = max(handles.my_rec); %this line
handles.mani_rec = [2*maxV ; handles.my_rec(2:end)]; %and this line -- this will be the manipulated signal
axes(handles.axes2);
% Clear plot
cla;
plot(handles.mani_rec, 'b');
title('Lower Volume');
hold on;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in echo_button.
function echo_button_Callback(hObject, eventdata, handles)
% hObject handle to echo_button (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
myRecording = handles.my_rec;
% Recording in row format
%rowRecording = myRecording';
%getting the echo's sound
td = 0.2;
vecb = [1; zeros(round(td*handles.fs), 1); 1/3];
td = 0.3;
vecc = [1/2; zeros(round(td*handles.fs), 1); 1/4];
res = conv(vecb, myRecording);
res = conv(vecc, res);
handles.mani_rec = res;
axes(handles.axes2);
% Clear plot
cla;
%find xaxis
nc = size(res);
nc = 1:1:nc(1);
figxaxis = nc./handles.fs;
plot(figxaxis, handles.mani_rec, 'b');
title('Modified - Echoing the recording');
hold on;
handles = update_GUI(handles);
guidata(hObject, handles);
% --- Executes on button press in high_pass.
function high_pass_Callback(hObject, eventdata, handles)
% hObject handle to high_pass (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
a = [1];
b = [1 -2/3];
handles.mani_rec = filter(b, -a, handles.my_rec);
axes(handles.axes2);
% Clear plot
cla;
%
plot(handles.mani_rec, 'r');
title('Modified - High Pass');
hold on;
%
handles = update_GUI(handles);
guidata(hObject, handles);