morse apd

clc

% Read the audio file
[inputAudio, fs] = audioread('morseCode2.wav');

% Plot the sampled data
figure;
subplot(2, 1, 1);
plot(inputAudio);
title('Input Waveform');
xlabel('Sample');
ylabel('Amplitude');

% Decode sound to Morse
% Your code goes here!!!
% Use the inputAudio and fs to process the audio and convert it to Morse code

% Example: Replace this with your Morse code generation logic
% For demonstration purposes, assume the Morse code is stored in a variable 'mCode'
mCode = '-.. ... .--. .-.. .- -... ... ';

% Decode Morse to text (do not change this part!!!)
deco = [];
mCode = [mCode ' '];  % mCode is an array containing the Morse characters to be decoded to text
lCode = [];

for j = 1:length(mCode)
    if (strcmp(mCode(j), ' ') || strcmp(mCode(j), '/'))
        for i = double('a'):double('z')
            letter = getfield(morse, char(i));
            if strcmp(lCode, letter)
                deco = [deco char(i)];
            end
        end
        for i = 0:9
            numb = getfield(morse, ['nr', num2str(i)]);
            if strcmp(lCode, numb)
                deco = [deco, num2str(i)];
            end
        end
        lCode = [];
    else
        lCode = [lCode mCode(j)];
    end
    if strcmp(mCode(j), '/')
        deco = [deco ' '];
    end
end

fprintf('Decode : %s \n', deco);