how do i analyse every audio file in a folder in matlab

You can analyze every audio file in a folder in Matlab using the following steps:

  1. Use the dir function to get a list of all the audio files in the folder.

  2. Use a loop to iterate through the list of files and read each file using the audioread function.

  3. Analyze the audio data as required, such as calculating its power spectrum, computing zero-crossing rate, etc.

  4. Optionally, you can save the analysed data to a file or plot the results.

Here is an example code snippet to get you started:

main.m
% Set the path to the folder containing the audio files
folder_path = 'C:\path\to\folder';

% Get a list of all the audio files in the folder
audio_files = dir(fullfile(folder_path, '*.wav'));

% Loop through all the files and analyse their audio data
for i = 1:length(audio_files)
    % Read the audio data from the file
    [audio_data, sample_rate] = audioread(fullfile(folder_path, audio_files(i).name));

    % Analyze the audio data, for example:
    power_spectrum = abs(fft(audio_data)).^2;
    zero_crossings = sum(abs(diff(audio_data > 0))) / length(audio_data);

    % Optionally, save the analysed data to a file or plot the results
end
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