matlab
......\cdma_embed.m
......\cdma_recover.m
......\cor_embed.m
......\cor_embed_mod.m
......\cor_recover.m
......\cor_recover_mod.m
......\dct1_embed.m
......\dct1_recover.m
......\dct2_embed.m
......\dct2_embed_mod.m
......\dct2_recover.m
......\dct2_recover_mod.m
......\dwt_embed.m
......\dwt_recover.m
......\lsb_embed.m
......\lsb_recover.m
......\pn_period.m
......\pn_test.m
......\psnr.m