Field Programmable Gate Array and System-on-Chip Based Implementation of Discrete Fast Walsh-Hadamard Transform Domain Image Watermarking Architecture for Real-Time Applications.
Sudip GhoshArijit BiswasSanti Prasad MaityHafizur RahamanPublished in: J. Low Power Electron. (2015)
Keyphrases
- fpga technology
- transform domain
- spread spectrum
- image watermarking
- fpga device
- field programmable gate array
- hardware implementation
- embedded systems
- xilinx virtex
- pipelined architecture
- spatial domain
- general purpose processors
- additive noise
- parallel computing
- jpeg compression
- efficient implementation
- lossy compression
- watermarking algorithm
- discrete wavelet transform
- image processing algorithms
- discrete cosine transform
- dct coefficients
- geometric distortions
- signal processing
- pattern recognition
- macroblock
- digital images
- markov random field
- image compression
- image quality
- subband
- watermarking technique
- video sequences