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Data-Compression.com

Image Compression
The following is a demonstration of JPEG/JPEG200 Compression of Color Image
Original Image --- 24 bpp
JPEG --- 2 bpp
JPEG2000 --- 2 bpp
JPEG --- 1 bpp
JPEG2000 --- 1 bpp
JPEG --- 0.5 bpp
JPEG2000 --- 0.5 bpp

 
 
 
 
 
  The following is a demonstration of JPEG/JPEG200 Compression of Gray-Scaled Image
Original Image --- 8 bpp
JPEG --- 1 bpp
JPEG2000 --- 1 bpp
JPEG --- 0.67 bpp
JPEG2000 --- 0.67 bpp
JPEG --- 0.27 bpp
JPEG2000 --- 0.27 bpp

 
 
  The following is a performance comparison of JPEG and JPEG2000 on the gray-scaled image LENA (512x512).
JPEG JPEG2000
Rate (bpp) PSNR (db) PSNR (db)
0.06 --- 27.90
0.10 17.96 29.98
0.15 24.77 31.74
0.25 30.41 34.13
0.50 34.75 37.33
1.00 37.80 40.43
2.00 41.05 44.93

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