Robust image watermarking scheme using bit-plane of hadamard coefficients

Nowadays, due to widespread usage of the Internet, digital contents are distributed quickly and inexpensively throughout the world. Watermarking techniques can help protect authenticity of digital contents by identifying their owners. In a watermarking procedure, owner information may be embedded in the spatial domain or transform domain of host images. Since watermarking algorithms must be tamper resistant and transparent, we present a …