Estimating JPEG compression history of bitmaps based on factor histogram.

Jianquan Yang Guopu Zhu Jiwu Huang Xi Zhao

Published in: Digit. Signal Process. (2015)

Keyphrases

jpeg compression
digital images
watermarking algorithm
image watermarking
discrete wavelet transform
watermarking scheme
image authentication
gaussian noise
dct coefficients
additive noise
gray level
jpeg images
image data
quantization step