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Forum: Data Compression

Discussion about compression algorithms and software.

  1. Cool Sticky Thread Sticky: PPMX 0.08 is here!

    Started by encode‎, 1st January 2012 03:06
    ppm, ppmx
    • Replies: 7
    • Views: 865
    Matt Mahoney
    2nd January 2012, 01:52 Go to last post

  1. Another benchmark

    Started by FatBit‎, Today 12:30
    • Replies: 0
    • Views: 7
    FatBit
    Today, 12:30 Go to last post

  2. TarsaLZP

    Started by Piotr Tarsa‎, 29th January 2012 20:25
    3 Attachment(s)
    • Replies: 11
    • Views: 581
    Piotr Tarsa
    Today, 04:16 Go to last post

  3. iz: New fast lossless RGB photo compression

    Started by cfeck‎, 24th January 2012 01:06
    color, compression, fast, high-performance, image, imagezero, iz, photo, rgb, source 5 Attachment(s)
    • Replies: 21
    • Views: 2,089
    Karhunen
    Today, 02:41 Go to last post

  4. FreeArc compression suite (4x4, Tornado, REP, Delta, Dict...)

    Started by Bulat Ziganshin‎, 10th December 2008 22:19
    14 Pages •
    1 2 3 ... 14
    4x4, arc, delta, dict, freearc, rep, srep, tornado 17 Attachment(s)
    • Replies: 394
    • Views: 64,348
    qqbenko
    3rd February 2012, 22:28 Go to last post

  5. zpaq updates

    Started by Matt Mahoney‎, 9th September 2009 07:37
    10 Pages •
    1 2 3 ... 10
    paq, zpaq 19 Attachment(s)
    • Replies: 289
    • Views: 44,321
    Matt Mahoney
    3rd February 2012, 06:49 Go to last post

  6. Lossless compression formats using LZMA or LZMA2 ?

    Started by Karhunen‎, 27th January 2012 02:43
    image, image compression, lossless 1 Attachment(s)
    • Replies: 6
    • Views: 520
    Matt Mahoney
    3rd February 2012, 06:15 Go to last post

  7. Paq8pxd dict

    Started by kaitz‎, 21st January 2012 23:14
    2 Attachment(s)
    • Replies: 8
    • Views: 800
    Stephan Busch
    3rd February 2012, 00:40 Go to last post

  8. Thumbs up packJPG v2.5 released under GPL v3

    Started by packDEV‎, 19th November 2011 19:43
    image recompression, open source, packarc, packjpg, packpnm
    • Replies: 14
    • Views: 1,327
    Raymond_NGhM
    2nd February 2012, 22:27 Go to last post

  9. Problems identifying file compression

    Started by Mexxi‎, 31st January 2012 23:00
    3 Attachment(s)
    • Replies: 11
    • Views: 347
    Mexxi
    2nd February 2012, 01:03 Go to last post

  10. tar replacement for Cyan

    Started by Shelwien‎, 29th October 2011 06:38
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 59
    • Views: 2,475
    Karhunen
    1st February 2012, 05:00 Go to last post

  11. Experimental new ZCM file compressor!

    Started by Nania Francesco‎, 17th December 2011 03:54
    2 Attachment(s)
    • Replies: 26
    • Views: 2,532
    Nania Francesco
    31st January 2012, 19:49 Go to last post

  12. State tables

    Started by Piotr Tarsa‎, 28th January 2012 17:29
    • Replies: 3
    • Views: 346
    Matt Mahoney
    30th January 2012, 00:14 Go to last post

  13. BIN@ERN: binary-ternary compressing data coding

    Started by I/I.I-I.‎, 27th January 2012 17:56
    • Replies: 4
    • Views: 425
    I/I.I-I.
    29th January 2012, 15:30 Go to last post

  14. bsc, new block sorting compressor

    Started by Gribok‎, 7th April 2010 13:05
    9 Pages •
    1 2 3 ... 9
    bsc, bwt 17 Attachment(s)
    • Replies: 258
    • Views: 35,294
    Gribok
    29th January 2012, 10:17 Go to last post

  15. Simple WAV Delta Filter

    Started by david_werecat‎, 27th January 2012 21:04
    david_werecat, delta, filter, wav, wavdelta 2 Attachment(s)
    • Replies: 2
    • Views: 254
    david_werecat
    28th January 2012, 02:54 Go to last post

  16. Question Compression Safely for unstable environments

    Started by BetaTester‎, 27th January 2012 07:46
    compression safely unstable environments
    • Replies: 3
    • Views: 243
    Karhunen
    28th January 2012, 00:10 Go to last post

  17. NEW - plzip - a massively parallel OPEN-SOURCE-compressor based on LZMA

    Started by joerg‎, 11th March 2010 18:48
    lzma, plzip 1 Attachment(s)
    • Replies: 7
    • Views: 3,351
    joerg
    28th January 2012, 00:05 Go to last post

  18. jpegmini.com

    Started by Black_Fox‎, 23rd January 2012 14:46
    jpeg, jpegmini
    • Replies: 7
    • Views: 618
    Karhunen
    27th January 2012, 02:30 Go to last post

  19. Fast Huffman implementation

    Started by Gribok‎, 24th January 2012 21:46
    • Replies: 5
    • Views: 440
    JamesB
    26th January 2012, 02:26 Go to last post

  20. Question Best compressor here?

    Started by paqfan‎, 20th January 2012 22:58
    1 Attachment(s)
    • Replies: 20
    • Views: 961
    paqfan
    25th January 2012, 23:44 Go to last post

  21. PIM Logo COMPRESSING AES CBC MODE OUTPUT

    Started by biject.bwts‎, 22nd January 2012 23:48
    • Replies: 3
    • Views: 289
    Matt Mahoney
    25th January 2012, 00:40 Go to last post

  22. MTCompressor

    Started by david_werecat‎, 20th January 2012 07:27
    david_werecat, lz, mtcompressor, multithreaded 2 Attachment(s)
    • Replies: 4
    • Views: 528
    david_werecat
    24th January 2012, 19:54 Go to last post

  23. FreeArc

    Started by Bulat Ziganshin‎, 15th May 2008 12:41
    78 Pages •
    1 2 3 ... 78
    arc, freearc 159 Attachment(s)
    • Replies: 2,319
    • Views: 317,494
    Bulat Ziganshin
    24th January 2012, 19:14 Go to last post

  24. Does someone has access to IEEE? Looking for a paper.

    Started by Sebastian‎, 22nd January 2012 21:26
    • Replies: 2
    • Views: 251
    Sebastian
    23rd January 2012, 11:12 Go to last post

  25. exists an recompressor for h264 streams and audio streams?

    Started by thometal‎, 22nd January 2012 19:05
    • Replies: 8
    • Views: 295
    Bulat Ziganshin
    22nd January 2012, 23:47 Go to last post

  26. Filesystem benchmark

    Started by m^2‎, 30th September 2011 14:57
    9 Attachment(s)
    • Replies: 23
    • Views: 1,657
    m^2
    22nd January 2012, 13:15 Go to last post

  27. Traffic compression (1500 byte chunks)

    Started by blackhaz‎, 19th January 2012 04:38
    • Replies: 4
    • Views: 447
    m^2
    21st January 2012, 23:44 Go to last post

  28. New Fast Fourier Transform Algorithm

    Started by Cyan‎, 19th January 2012 17:19
    • Replies: 2
    • Views: 445
    m^2
    21st January 2012, 23:41 Go to last post

  29. Mixing Strategies in Data Compression

    Started by toffer‎, 11th January 2012 21:58
    • Replies: 12
    • Views: 985
    Sebastian
    20th January 2012, 23:33 Go to last post

  30. BWTS paper

    Started by willvarfar‎, 18th January 2012 17:30
    • Replies: 2
    • Views: 272
    Black_Fox
    19th January 2012, 15:06 Go to last post
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