Based on the dct domain transform the digital watermark algorithm, matlab. .

watermark1\1234.bmp
..........\123456.bmp
..........\dct1_embed.asv
..........\dct1_embed.m
..........\dct1_recover.asv
..........\dct1_recover.m
..........\dct1_watermarked.bmp
..........\gaojzs1.bmp
..........\gaojzs5.bmp
..........\gaosi.m
..........\ImTemp.bmp
..........\jianqie.m
..........\jzh.bmp
..........\jzh1.bmp
..........\jzh2.bmp
..........\key1.bmp
..........\key2.jpg
..........\lsb_embed.m
..........\lsb_recover.m
..........\lsb_watermarked.bmp
..........\psnr1.m
..........\Untitled.m
..........\xuanzhuan.m
..........\zaosheng.asv
..........\zaosheng.m
..........\DWT\average.asv
..........\...\average.m
..........\...\chaos.asv
..........\...\chaos.m
..........\...\FloatDwt.asv
..........\...\FloatDwt.m
..........\...\pickup.asv
..........\...\pickup.m
..........\...\psnr.m
..........\...\randCL.m
..........\...\SearchIndex.asv
..........\...\SearchIndex.m
..........\...\shuiyin.jpg
..........\...\suzhu1.bmp
..........\...\watermark test.jpg
..........\...\wavelet2D.m
..........\DWT
watermark1

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