DCT-based color image compression algorithm using adaptive block scanning.
Abdelhamid MessaoudiFateh BenchabaneKamel SrairiPublished in: Signal Image Video Process. (2019)
Keyphrases
- compression algorithm
- image compression
- quadtree decomposition
- color images
- cosine transform
- compression ratio
- jpeg images
- data compression
- block coding
- bitstream
- image processing
- compression scheme
- color space
- wavelet based image
- vector quantization
- wavelet transform
- reconstructed image
- low bit rate
- subband
- color palette
- color information
- transform coefficients
- discrete cosine transform
- lossless compression
- dct coefficients
- coding scheme
- compressed images
- blocking artifacts
- gray scale
- feature vectors
- trellis coded quantization
- image quality
- gray level images