Code (MATLAB)

classdef designProtov3 < matlab.apps.AppBase

    % Properties that correspond to app components
    properties (Access = public)
        UIFigure        matlab.ui.Figure
        ProjectLabel    matlab.ui.control.Label
        ArmedLamp       matlab.ui.control.Lamp
        ArmedLampLabel  matlab.ui.control.Label
        Room4Label      matlab.ui.control.Label
        Room3Label      matlab.ui.control.Label
        Room2Label      matlab.ui.control.Label
        Room1Label      matlab.ui.control.Label
        Image4          matlab.ui.control.Image
        Image3          matlab.ui.control.Image
        Image2          matlab.ui.control.Image
        Image1          matlab.ui.control.Image
        Room4Lamp_4     matlab.ui.control.Lamp
        Room4LampLabel  matlab.ui.control.Label
        Room3Lamp_3     matlab.ui.control.Lamp
        Room3LampLabel  matlab.ui.control.Label
        Room2Lamp_2     matlab.ui.control.Lamp
        Room2LampLabel  matlab.ui.control.Label
        Room1Lamp_1     matlab.ui.control.Lamp
        Room1LampLabel  matlab.ui.control.Label
        Screen          matlab.ui.control.EditField
        pb1             matlab.ui.control.Button
        pb2             matlab.ui.control.Button
        pb3             matlab.ui.control.Button
        pbA             matlab.ui.control.Button
        pb4             matlab.ui.control.Button
        pb5             matlab.ui.control.Button
        pb6             matlab.ui.control.Button
        pbB             matlab.ui.control.Button
        pb7             matlab.ui.control.Button
        pb8             matlab.ui.control.Button
        pb9             matlab.ui.control.Button
        pbC             matlab.ui.control.Button
        pbArm           matlab.ui.control.Button
        pb0             matlab.ui.control.Button
        pbDisarm        matlab.ui.control.Button
        pbD             matlab.ui.control.Button
    end


    properties (Access = public) 
        % global microcontroller instantiation 
        MCU 
        %PIR Alarm States
        PIR_1
        PIR_2
        PIR_3
        PIR_4
        PIRWord
        %webcam initilization 
        cam
        %Original Background images when alarm is armed;
        OBim
        %Original Background GS image
        OBimgs
        %original Background segmented images
        OBim1
        OBim2
        OBim3
        OBim4 
        %Motion after image processiong Booleans
        MR1
        MR2
        MR3
        MR4
        
        %Image Segmentation variables after image processing
        Room1
        Room2
        Room3
        Room4
        %Current instance of image 
        CurrentImg
        %default Alarm state
        Armed_state = false         %Alarm armed state

        thresh

        cstate1 = false
        cstate2 = false
        cstate3 = false
        cstate4 = false

       
    end
    
    methods (Access = public)
        
        function [c1, c2, c3, c4, c5] = Alarm_state(app, x1)
            if (x1 == true) 
               w = read(app.MCU,4,"char");
               c1 = w(1);
               c2 = w(2);
               c3 = w(3);
               c4 = w(4);         

            end
        end
    end
    
    methods (Access = public)
%         %segment image into 4 sectors
%         function [imr1, imr2, imr3, imr4] = Segment_image(app,imgB)
%             imr1 = imgB(:,1:160);
%             imr2 = imgB(:,161:320);
%             imr3 = imgB(:,321:480);
%             imr4 = imgB(:,481:640);
%             
%         end


        %Image processing Skeleton function 
        function [room1motion, room2motion, room3motion, room4motion] = ImageProcessingFunc(app, imgSampled)
            %convert to GS
            img_gs = rgb2gray(imgSampled);
            %subtract both GS images
            img_sub = imsubtract(img_gs,app.OBimgs);
%             img_adj = imadjust(img_sub);
%             imshow(img_adj)
            
            %filter  subtraction result
            img_filtered = medfilt2(img_sub);

            %threshold to convert to logical image
            img_Logic = imbinarize(img_filtered,"global");

            img_opened = imopen(img_Logic, strel('square',10));

            %[app.Room1, app.Room2, app.Room3, app.Room4] = Segment_image(app,img_opened);
            imr1 = img_opened(:,1:160);
            imr2 = img_opened(:,161:320);
            imr3 = img_opened(:,321:480);
            imr4 = img_opened(:,481:640);
          

            if sum(imr1(:)) >= app.thresh
                room1motion = true;
                app.Image1.ImageSource = imgSampled(:,1:160,:);
            else
                room1motion = false;
                
            end

            if sum(imr2(:)) >= app.thresh
                room2motion = true;
                app.Image2.ImageSource = imgSampled(:,161:320,:);
            else
                room2motion = false;
               
            end

            if sum(imr3(:)) >= app.thresh
                room3motion = true;
                app.Image3.ImageSource = imgSampled(:,321:480,:);
            else
                room3motion = false;
                
            end

            if sum(imr4(:)) >= app.thresh
                room4motion = true;
                app.Image4.ImageSource = imgSampled(:,481:640,:);
            else
                room4motion = false;
              
            end
        end
        
        %button tone
        function keytone(app)
            fs = 4e3;
            sound(1,fs);
        end
    end
    

    % Callbacks that handle component events
    methods (Access = private)

        % Code that executes after component creation
        function startupFcn(app)
            app.MCU = serialport("COM4", 9600, "Timeout",5);      %MCU controller
            pause(2);
            app.cam = webcam('C270 HD WEBCAM');
            %threshold
            app.thresh = 76800 *0.15;
        end

        % Button pushed function: pb1
        function pb1ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'1');
            end

        end

        % Button pushed function: pb2
        function pb2ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'2');
            end

        end

        % Button pushed function: pb3
        function pb3ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'3');
            end

        end

        % Button pushed function: pbA
        function pbAButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'A');
            end

        end

        % Button pushed function: pb4
        function pb4ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'4');
            end

        end

        % Button pushed function: pb5
        function pb5ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'5');
            end

        end

        % Button pushed function: pb6
        function pb6ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'6');
            end

        end

        % Button pushed function: pbB
        function pbBButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'B');
            end

        end

        % Button pushed function: pb7
        function pb7ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'7');
            end

        end

        % Button pushed function: pb8
        function pb8ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'8');
            end

        end

        % Button pushed function: pb9
        function pb9ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'9');
            end

        end

        % Button pushed function: pbC
        function pbCButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'C');
            end

        end

        % Button pushed function: pb0
        function pb0ButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'0');
            end

        end

        % Button pushed function: pbD
        function pbDButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) < 4
            app.Screen.Value = append(app.Screen.Value,'D');
            end

        end

        % Button pushed function: pbArm
        function pbArmButtonPushed(app, event)
            keytone(app);   
           
            if length(app.Screen.Value) == 4
                if app.Screen.Value == "1234"
                    write(app.MCU,'A\0','int16');
                    app.Armed_state = true;
                    
                    %take background image;
                    app.OBim = snapshot(app.cam);
                    app.OBimgs = rgb2gray(app.OBim);
                    app.Screen.Value = '';

                    pause(5);

                    while (app.Armed_state == true)
                        app.ArmedLamp.Color = 'green';
                        %sets condition to break out of while loop
                        if app.Armed_state == false
                            continue;
                        end
                      
                        %do camera test
                        %1.sample the  image from the camera 
                        app.CurrentImg = snapshot(app.cam);
                        %2.feed into image processing function
                        [app.MR1, app.MR2, app.MR3, app.MR4] = ImageProcessingFunc(app, app.CurrentImg);
                     
                                    
                        if app.MR1 == true
                           %Send the alarm signal to ON 
                           app.Room1Lamp_1.Color = 'green';
                           write(app.MCU,'Q\0','int16');
                        end
                        
                        if app.MR2 == true
                           %Send the alarm signal to ON 
                           app.Room2Lamp_2.Color = 'green';
                           write(app.MCU,'W\0','int16');
                        end

                        if app.MR3 == true
                            %Send the alarm signal to ON 
                            app.Room3Lamp_3.Color = 'green';
                            write(app.MCU,'E\0','int16');
                        end

                        if app.MR4 == true
                            %Send the alarm signal to ON 
                            app.Room4Lamp_4.Color = 'green';                           
                            write(app.MCU,'R\0','int16');
                        end

                        %false camera
                        if app.MR1 == false
                           %Send the alarm signal to OFF 
                           write(app.MCU,'H\0','int16');
                           app.Room1Lamp_1.Color = 'red';
                        end
                        
                        if app.MR2 == false
                           %Send the alarm signal to OFF 
                           app.Room2Lamp_2.Color = 'red';
                           write(app.MCU,'J\0','int16');
                        end

                        if app.MR3 == false
                            %Send the alarm signal to OFF 
                            app.Room3Lamp_3.Color = 'red';
                            write(app.MCU,'K\0','int16');
                        end

                        if app.MR4 == false
                            %Send the alarm signal to OFF 
                            write(app.MCU,'L\0','int16');
                            app.Room4Lamp_4.Color = 'red';
                        end
                    
%                         [app.PIR_1, app.PIR_2, app.PIR_3, app.PIR_4] = Alarm_state(app,  app.Armed_state);
% 
%                            if app.PIR_1 == "U"
%                                app.Room1Lamp_1.Color = 'green';
%                            end
%                            if app.PIR_1 == "u"
%                                app.Room1Lamp_1.Color = 'red';
%                            end
%             
%                            if app.PIR_2 == "I"
%                                app.Room2Lamp_2.Color = 'green';
%                            end
%                            if app.PIR_2 == "i"
%                                app.Room2Lamp_2.Color = 'red';
%                            end 
%             
%                            if app.PIR_3 == "O"
%                                app.Room3Lamp_3.Color = 'green';
%                            end
%                            if app.PIR_3 == "o"
%                                app.Room3Lamp_3.Color = 'red';
%                            end 
%             
%                            if app.PIR_4 == "P"
%                                app.Room4Lamp_4.Color = 'green';
%                            end
%                            if app.PIR_4 == "p"
%                                app.Room4Lamp_4.Color = 'red';
%                            end
%                            



                       
                    end

                end
                    if  app.Screen.Value ~= "1234"
                        app.Screen.Value ='';
                    end
            end
        end

        % Button pushed function: pbDisarm
        function pbDisarmButtonPushed(app, event)
            keytone(app);
            if length(app.Screen.Value) == 4
                if app.Screen.Value == "1234"
                    write(app.MCU,'a\0','int16');
                     app.Armed_state = false;
                     app.ArmedLamp.Color = 'red';
                      app.Image1.ImageSource = '';
                      app.Image2.ImageSource = '';
                      app.Image3.ImageSource = '';
                      app.Image4.ImageSource = '';

                end
            app.Screen.Value = '';
            end
        end
    end

    % Component initialization
    methods (Access = private)

        % Create UIFigure and components
        function createComponents(app)

            % Create UIFigure and hide until all components are created
            app.UIFigure = uifigure('Visible', 'off');
            app.UIFigure.Position = [100 100 564 485];
            app.UIFigure.Name = 'MATLAB App';

            % Create pbD
            app.pbD = uibutton(app.UIFigure, 'push');
            app.pbD.ButtonPushedFcn = createCallbackFcn(app, @pbDButtonPushed, true);
            app.pbD.Tag = 'pbd';
            app.pbD.FontSize = 18;
            app.pbD.FontWeight = 'bold';
            app.pbD.Position = [169 168 45 43];
            app.pbD.Text = 'D';

            % Create pbDisarm
            app.pbDisarm = uibutton(app.UIFigure, 'push');
            app.pbDisarm.ButtonPushedFcn = createCallbackFcn(app, @pbDisarmButtonPushed, true);
            app.pbDisarm.Tag = 'pbdarm';
            app.pbDisarm.FontSize = 6;
            app.pbDisarm.FontWeight = 'bold';
            app.pbDisarm.Position = [124 168 45 43];
            app.pbDisarm.Text = 'DISARM';

            % Create pb0
            app.pb0 = uibutton(app.UIFigure, 'push');
            app.pb0.ButtonPushedFcn = createCallbackFcn(app, @pb0ButtonPushed, true);
            app.pb0.Tag = 'pb0';
            app.pb0.FontSize = 18;
            app.pb0.FontWeight = 'bold';
            app.pb0.Position = [79 168 45 43];
            app.pb0.Text = '0';

            % Create pbArm
            app.pbArm = uibutton(app.UIFigure, 'push');
            app.pbArm.ButtonPushedFcn = createCallbackFcn(app, @pbArmButtonPushed, true);
            app.pbArm.Tag = 'pbarm';
            app.pbArm.FontSize = 6;
            app.pbArm.FontWeight = 'bold';
            app.pbArm.Position = [35 168 45 43];
            app.pbArm.Text = 'ARM';

            % Create pbC
            app.pbC = uibutton(app.UIFigure, 'push');
            app.pbC.ButtonPushedFcn = createCallbackFcn(app, @pbCButtonPushed, true);
            app.pbC.Tag = 'pbc';
            app.pbC.FontSize = 18;
            app.pbC.FontWeight = 'bold';
            app.pbC.Position = [168 210 45 43];
            app.pbC.Text = 'C';

            % Create pb9
            app.pb9 = uibutton(app.UIFigure, 'push');
            app.pb9.ButtonPushedFcn = createCallbackFcn(app, @pb9ButtonPushed, true);
            app.pb9.Tag = 'pb9';
            app.pb9.FontSize = 18;
            app.pb9.FontWeight = 'bold';
            app.pb9.Position = [123 211 45 43];
            app.pb9.Text = '9';

            % Create pb8
            app.pb8 = uibutton(app.UIFigure, 'push');
            app.pb8.ButtonPushedFcn = createCallbackFcn(app, @pb8ButtonPushed, true);
            app.pb8.Tag = 'pb8';
            app.pb8.FontSize = 18;
            app.pb8.FontWeight = 'bold';
            app.pb8.Position = [79 211 45 43];
            app.pb8.Text = '8';

            % Create pb7
            app.pb7 = uibutton(app.UIFigure, 'push');
            app.pb7.ButtonPushedFcn = createCallbackFcn(app, @pb7ButtonPushed, true);
            app.pb7.Tag = 'pb7';
            app.pb7.FontSize = 18;
            app.pb7.FontWeight = 'bold';
            app.pb7.Position = [35 211 45 43];
            app.pb7.Text = '7';

            % Create pbB
            app.pbB = uibutton(app.UIFigure, 'push');
            app.pbB.ButtonPushedFcn = createCallbackFcn(app, @pbBButtonPushed, true);
            app.pbB.Tag = 'pbb';
            app.pbB.FontSize = 18;
            app.pbB.FontWeight = 'bold';
            app.pbB.Position = [168 252 45 43];
            app.pbB.Text = 'B';

            % Create pb6
            app.pb6 = uibutton(app.UIFigure, 'push');
            app.pb6.ButtonPushedFcn = createCallbackFcn(app, @pb6ButtonPushed, true);
            app.pb6.Tag = 'pb6';
            app.pb6.FontSize = 18;
            app.pb6.FontWeight = 'bold';
            app.pb6.Position = [123 253 45 43];
            app.pb6.Text = '6';

            % Create pb5
            app.pb5 = uibutton(app.UIFigure, 'push');
            app.pb5.ButtonPushedFcn = createCallbackFcn(app, @pb5ButtonPushed, true);
            app.pb5.Tag = 'pb5';
            app.pb5.FontSize = 18;
            app.pb5.FontWeight = 'bold';
            app.pb5.Position = [79 253 45 43];
            app.pb5.Text = '5';

            % Create pb4
            app.pb4 = uibutton(app.UIFigure, 'push');
            app.pb4.ButtonPushedFcn = createCallbackFcn(app, @pb4ButtonPushed, true);
            app.pb4.Tag = 'pb4';
            app.pb4.FontSize = 18;
            app.pb4.FontWeight = 'bold';
            app.pb4.Position = [35 253 45 43];
            app.pb4.Text = '4';

            % Create pbA
            app.pbA = uibutton(app.UIFigure, 'push');
            app.pbA.ButtonPushedFcn = createCallbackFcn(app, @pbAButtonPushed, true);
            app.pbA.Tag = 'pba';
            app.pbA.FontSize = 18;
            app.pbA.FontWeight = 'bold';
            app.pbA.Position = [168 295 45 43];
            app.pbA.Text = 'A';

            % Create pb3
            app.pb3 = uibutton(app.UIFigure, 'push');
            app.pb3.ButtonPushedFcn = createCallbackFcn(app, @pb3ButtonPushed, true);
            app.pb3.Tag = 'pb3';
            app.pb3.FontSize = 18;
            app.pb3.FontWeight = 'bold';
            app.pb3.Position = [123 295 45 43];
            app.pb3.Text = '3';

            % Create pb2
            app.pb2 = uibutton(app.UIFigure, 'push');
            app.pb2.ButtonPushedFcn = createCallbackFcn(app, @pb2ButtonPushed, true);
            app.pb2.Tag = 'pb2';
            app.pb2.FontSize = 18;
            app.pb2.FontWeight = 'bold';
            app.pb2.Position = [79 295 45 43];
            app.pb2.Text = '2';

            % Create pb1
            app.pb1 = uibutton(app.UIFigure, 'push');
            app.pb1.ButtonPushedFcn = createCallbackFcn(app, @pb1ButtonPushed, true);
            app.pb1.Tag = 'pb1';
            app.pb1.FontSize = 18;
            app.pb1.FontWeight = 'bold';
            app.pb1.Position = [35 295 45 43];
            app.pb1.Text = '1';

            % Create Screen
            app.Screen = uieditfield(app.UIFigure, 'text');
            app.Screen.Tag = 'screen';
            app.Screen.HorizontalAlignment = 'center';
            app.Screen.FontName = 'Consolas';
            app.Screen.FontSize = 18;
            app.Screen.FontWeight = 'bold';
            app.Screen.Placeholder = 'Enter Code';
            app.Screen.Position = [35 352 179 42];

            % Create Room1LampLabel
            app.Room1LampLabel = uilabel(app.UIFigure);
            app.Room1LampLabel.HorizontalAlignment = 'right';
            app.Room1LampLabel.Position = [37 423 44 22];
            app.Room1LampLabel.Text = 'Room1';

            % Create Room1Lamp_1
            app.Room1Lamp_1 = uilamp(app.UIFigure);
            app.Room1Lamp_1.Position = [100 423 20 20];
            app.Room1Lamp_1.Color = [1 0 0];

            % Create Room2LampLabel
            app.Room2LampLabel = uilabel(app.UIFigure);
            app.Room2LampLabel.HorizontalAlignment = 'right';
            app.Room2LampLabel.Position = [140 422 44 22];
            app.Room2LampLabel.Text = 'Room2';

            % Create Room2Lamp_2
            app.Room2Lamp_2 = uilamp(app.UIFigure);
            app.Room2Lamp_2.Position = [203 422 20 20];
            app.Room2Lamp_2.Color = [1 0 0];

            % Create Room3LampLabel
            app.Room3LampLabel = uilabel(app.UIFigure);
            app.Room3LampLabel.HorizontalAlignment = 'right';
            app.Room3LampLabel.Position = [249 421 44 22];
            app.Room3LampLabel.Text = 'Room3';

            % Create Room3Lamp_3
            app.Room3Lamp_3 = uilamp(app.UIFigure);
            app.Room3Lamp_3.Position = [312 421 20 20];
            app.Room3Lamp_3.Color = [1 0 0];

            % Create Room4LampLabel
            app.Room4LampLabel = uilabel(app.UIFigure);
            app.Room4LampLabel.HorizontalAlignment = 'right';
            app.Room4LampLabel.Position = [346 420 44 22];
            app.Room4LampLabel.Text = 'Room4';

            % Create Room4Lamp_4
            app.Room4Lamp_4 = uilamp(app.UIFigure);
            app.Room4Lamp_4.Position = [409 420 20 20];
            app.Room4Lamp_4.Color = [1 0 0];

            % Create Image1
            app.Image1 = uiimage(app.UIFigure);
            app.Image1.Position = [259 266 100 100];

            % Create Image2
            app.Image2 = uiimage(app.UIFigure);
            app.Image2.Position = [435 266 100 100];

            % Create Image3
            app.Image3 = uiimage(app.UIFigure);
            app.Image3.Position = [259 112 100 100];

            % Create Image4
            app.Image4 = uiimage(app.UIFigure);
            app.Image4.Position = [435 112 100 100];

            % Create Room1Label
            app.Room1Label = uilabel(app.UIFigure);
            app.Room1Label.Position = [284 372 48 22];
            app.Room1Label.Text = 'Room1 ';

            % Create Room2Label
            app.Room2Label = uilabel(app.UIFigure);
            app.Room2Label.Position = [467 372 48 22];
            app.Room2Label.Text = 'Room 2';

            % Create Room3Label
            app.Room3Label = uilabel(app.UIFigure);
            app.Room3Label.Position = [289 220 48 22];
            app.Room3Label.Text = 'Room 3';

            % Create Room4Label
            app.Room4Label = uilabel(app.UIFigure);
            app.Room4Label.Position = [459 220 51 22];
            app.Room4Label.Text = 'Room 4 ';

            % Create ArmedLampLabel
            app.ArmedLampLabel = uilabel(app.UIFigure);
            app.ArmedLampLabel.HorizontalAlignment = 'right';
            app.ArmedLampLabel.Position = [35 111 41 22];
            app.ArmedLampLabel.Text = 'Armed';

            % Create ArmedLamp
            app.ArmedLamp = uilamp(app.UIFigure);
            app.ArmedLamp.Position = [89 113 22 22];
            app.ArmedLamp.Color = [1 0 0];

            % Create ProjectLabel
            app.ProjectLabel = uilabel(app.UIFigure);
            app.ProjectLabel.FontWeight = 'bold';
            app.ProjectLabel.Position = [35 25 506 22];
            app.ProjectLabel.Text = 'Chinnasamy MD 21905492 - Motion detection using PIR Sensors and Image Processors';

            % Show the figure after all components are created
            app.UIFigure.Visible = 'on';
        end
    end

    % App creation and deletion
    methods (Access = public)

        % Construct app
        function app = designProtov3

            % Create UIFigure and components
            createComponents(app)

            % Register the app with App Designer
            registerApp(app, app.UIFigure)

            % Execute the startup function
            runStartupFcn(app, @startupFcn)

            if nargout == 0
                clear app
            end
        end

        % Code that executes before app deletion
        function delete(app)

            % Delete UIFigure when app is deleted
            delete(app.UIFigure)
        end
    end
end