Introduction - If you have any usage issues, please Google them yourself
information hidden an algorithm, using Matlab to achieve. JPEG Compression mycompress.m mycrop.m shear myhighpass.m high pass filter mylowpass.m lowpass filter mynoise.m Gaussian, salt and pepper noise myresize.m Zooming myrotate.m peacekeeping rotation mywiener.m Filtering myattack.m satisfied all of the above attacks pool