Detection of HEVC Double Compression with Different Quantization Parameters Based on Property of DCT Coefficients and TUs.
Qianan FangXinghao JiangTanfeng SunQiang XuKe XuPublished in: CISP-BMEI (2019)
Keyphrases
- dct coefficients
- jpeg images
- discrete cosine transform
- discrete cosine transformation
- dct domain
- image compression
- jpeg compressed images
- jpeg compression
- transform domain
- feature vectors
- compressed domain
- watermark embedding
- digital video
- video compression
- spatial domain
- compression algorithm
- compressed images
- image quality
- image data
- block dct
- computational complexity