This the source code for embedding watermarks in the detail subbands -This is the source code for embedding watermarks in the detail subbands

WFB2DEC 2-D Wavelet Filter Bank Decomposition y = wfb2dec(x, h, g) Input: x: input image h, g: lowpass analysis and synthesis wavelet filters Output: x_LL, x_LH, x_HL, x_HH: Four 2-D wavelet subbands Make sure filt