how i extract features from my image datastore?

hello everyone

i'm trying to extract logical binary pattern from image datastore

this my code

imds = imageDatastore(rootFolder, 'IncludeSubfolders',1 ,'LabelSource', 'foldernames');

% after that i want to read the first 10 image of each subfolder i haev use this programme

for k = 1 : 10

thisFullFileName = imds.Files{k};

fprintf('Reading in %s.\n', thisFullFileName);

thisImage = readimage(imds, k);

imshow(thisImage);

drawnow;

end

how i can used extractLBPFeatures to extract feature for each image from my imagedatastore