matlab prepared binary image of the digital watermark added and extraction procedures. Compression package has sample images. Can add watermarks, the results of the changes are not easily distinguishable from the naked eye, does not affect use. Can be added to the information length of 100 bytes. Verifiable extraction has been modified, if modified, can extract hidden information.

Packet : 27796706bw_fragile.rar filelist
bw_fragile\AddWaterHash.m
bw_fragile\AddWaterLocate.m
bw_fragile\ExtractWaterLocate.m
bw_fragile\KeyCreate.m
bw_fragile\MyHash.m
bw_fragile\original.tif
bw_fragile\SelectPos.m
bw_fragile\tampered.bmp
bw_fragile\Thumbs.db
bw_fragile\watered.bmp
bw_fragile\watered_digest.tif
bw_fragile\watered_locate.bmp
bw_fragile\watered_locate_tamper.bmp
bw_fragile\watered_locate_tamper_detect.bmp
bw_fragile\watered_perimeter.tif
bw_fragile\WaterTest.m
bw_fragile

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