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- Older computer used to highlight the differences.
- Compression time:
- photograph_a.bmp 14s 2s 6s 3s 1s ; photograph, somewhat noisy
- photograph_b.bmp 12s 2s 5s 2s 1s
- scantextcolorful.bmp 18s 8s 24s 15s 3s ; scan, text over halftone areas
- scantextpaper.bmp 88s 6s 15s 10s 2s ; black text
- scantextpaper_wc.bmp 9s 2s 9s 5s 2s ; black text with paper clamped to white
- scantextpapertwo.bmp 23s 4s 14s 6s 2s ; black text, different example
- scantextpapertwo_wc.bmp 8s 1s 8s 3s 1s
- tendollars.bmp 23s 6s 19s 11s 3s ; ten dollar bill 1200 dpi
- tendollarsr.bmp 20s 6s 20s 12s 3s ; reverse side
- PNG@8 JLS JP2 IV JLS PS JPEG
- Total size:
- Uncompressed 500,180,278
- PNG @ level 8 246,045,253
- JPEG-LS IrfanView 226,237,704
- JPEG-LS PS B-=(R+G)/2 202,566,001
- JPEG-2000 Lossless 205,220,247
- JPEG Arithmetic Q 98 111,733,024
- JPEG Huffman Q 98 125,693,254
- JPEG2000 lossy Q 98 54,421,300
- Size and decompression time (ms):
- photograph_a.bmp 25,666,830 31
- photograph_a.jp2 11,669,571 6641
- photograph_a.png 13,177,426 828
- photograph_a_98.jp2 2,043,357 3109
- photograph_a_ari.jpg 5,706,347 3594
- photograph_a_huf.jpg 6,337,334 407
- photograph_a_iv.jls 12,340,268 1953
- photograph_a_ps_brg.jls 11,281,404 2031
- photograph_b.bmp 18,048,054 31
- photograph_b.jp2 7,358,617 4172
- photograph_b.png 8,769,629 547
- photograph_b_98.jp2 1,300,857 1969
- photograph_b_ari.jpg 3,233,010 2078
- photograph_b_huf.jpg 3,649,427 250
- photograph_b_iv.jls 8,319,570 1344
- photograph_b_ps_brg.jls 7,225,445 1344
- scantextcolorful.bmp 81,615,918 140
- scantextcolorful.jp2 44,109,430 23563
- scantextcolorful.png 57,905,112 2593
- scantextcolorful_98.jp2 15,998,521 14015
- scantextcolorful_ari.jpg 25,957,740 16906
- scantextcolorful_huf.jpg 29,486,217 1578
- scantextcolorful_iv.jls 56,449,137 6750
- scantextcolorful_ps_brg.jls 49,235,154 6719
- scantextpaper.bmp 70,417,590 110
- scantextpaper.jp2 25,270,212 15110
- scantextpaper.png 32,780,350 2891
- scantextpaper_98.jp2 4,014,518 8016
- scantextpaper_ari.jpg 11,767,579 7281
- scantextpaper_huf.jpg 13,059,416 953
- scantextpaper_iv.jls 27,993,067 5344
- scantextpaper_ps_brg.jls 24,837,272 5453
- scantextpaper_wc.bmp 70,417,590 110
- scantextpaper_wc.jp2 12,148,477 11141
- scantextpaper_wc.png 13,040,607 1593
- scantextpaper_wc_98.jp2 4,362,828 8515
- scantextpaper_wc_ari.jpg 7,465,918 4797
- scantextpaper_wc_huf.jpg 8,524,826 687
- scantextpaper_wc_iv.jls 11,671,407 1641
- scantextpaper_wc_ps_brg.jls 10,299,023 1890
- scantextpapertwo.bmp 49,123,254 78
- scantextpapertwo.jp2 25,888,857 14360
- scantextpapertwo.png 27,831,198 1875
- scantextpapertwo_98.jp2 6,117,625 7406
- scantextpapertwo_ari.jpg 14,018,214 8594
- scantextpapertwo_huf.jpg 15,497,842 890
- scantextpapertwo_iv.jls 24,557,917 3844
- scantextpapertwo_ps_brg.jls 24,632,638 3953
- scantextpapertwo_wc.bmp 49,123,254 78
- scantextpapertwo_wc.jp2 10,266,841 9390
- scantextpapertwo_wc.png 7,276,065 938
- scantextpapertwo_wc_98.jp2 4,942,946 7469
- scantextpapertwo_wc_ari.jpg 7,532,270 4734
- scantextpapertwo_wc_huf.jpg 8,330,955 594
- scantextpapertwo_wc_iv.jls 6,564,229 1078
- scantextpapertwo_wc_ps_brg.jls 6,254,751 1187
- tendollars.bmp 67,883,894 125
- tendollars.jp2 32,981,924 18312
- tendollars.png 41,594,546 2906
- tendollars_98.jp2 6,944,353 8859
- tendollars_ari.jpg 16,980,789 10719
- tendollars_huf.jpg 19,185,429 1172
- tendollars_iv.jls 37,821,397 5422
- tendollars_ps_brg.jls 33,442,587 5453
- tendollarsr.bmp 67,883,894 125
- tendollarsr.jp2 35,526,318 18828
- tendollarsr.png 43,670,320 2813
- tendollarsr_98.jp2 8,696,295 9547
- tendollarsr_ari.jpg 19,071,157 12062
- tendollarsr_huf.jpg 21,621,808 1250
- tendollarsr_iv.jls 40,520,712 5203
- tendollarsr_ps_brg.jls 35,357,727 5156
- JPEG-2000 to PNG time ratio 7.15
- Ari to Huffman time ratio 9.09
- JPEG-LS to PNG time ratio 1.95
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