integer wavelet transform on an image and storing text in last bit of the image

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How to apply integer to integer wavlet transformation on an image. I have an image and I want to store text in least significant bit of the image, before that i want to perform histogram and iwt on the image. I've referred few papers but i'm getting confused as to how the transformation is performed ,can anyone explain lsb-iwt algorithm .
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Walter Roberson
Walter Roberson on 19 Jun 2021
https://www.mathworks.com/matlabcentral/fileexchange/25244-distortionless-data-hiding-based-on-integer-wavelet-transform

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