Meaningful Image Encryption Based on Reversible Data Hiding in Compressive Sensing Domain

Algorithm 1

Embed the Cipher image 1 into coefficients vector.

Input: the Cipher image 1 , sparse coefficients

  ; ; ;

  for

   dec2bin;

   bin2dec(getbits);

   bin2dec(getbits);

   bin2dec(getbits);

  for

    ;

  if

   ;

  end

  end

  ; ; ; ; ; ;

end

Output: