title: Image Steganography in matlab
body: <p>i am new in matlab, and i got final project to make digital image steganography using combination DWT and DCT. in this project i use 2-L DWT and then 8x8 block DCT and embed the image by using DCT.</p>
  
  <p>here are my questions :</p>
  
  <ol>
  <li>how to choose LH sub-band in matlab code?</li>
  <li>how to embed image in cover image in 8x8 block dct with step by step
  explanation?</li>
  </ol>