Convert EEG GDF file to matlab file (then python)

convert_gdf_to_mat.m

clear all
datadir='/path/to/data/ssvep-esta/';
for i = 2:2
    subjdir = strcat(datadir, sprintf('subject%2.2d/', i));
    files = dir(strcat(subjdir, '*.gdf'));
    for f=1:length(files)
        [s,h] = sload(strcat(subjdir, files(f).name));
        EVENTTYP = h.EVENT.TYP;
        EVENTPOS = h.EVENT.POS;
        SampleRate = h.SampleRate;
        [~ ,FileName, ~] = fileparts(files(f).name);
        save(strcat(subjdir, FileName, '.mat'), 's', 'EVENTTYP', 'EVENTPOS', 'SampleRate', 'FileName');
    end
end