The Data Compression News Blog

All about the most recent compression techniques, algorithms, patents, products, tools and events.

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  • Bijective BWT (7 Comments)

    David Scott has written a bijective BWT transform, which brings all the advantages of bijectiveness to BWT based compressors. Among other things, making BWT more suitable for compression-before-encryption and also give (slightly) better compression.

  • Asymmetric Binary System (113 Comments)

    Jarek Duda’s “Asymmetric Binary System” promises to be an alternate to arithmetic coding, having all the advantages, but being much simpler. Matt has coded a PAQ based compressor using ABS for back-end encoding. Update: Andrew Polar has written an alternate implementation of ABS.

  • Precomp: More Compression for your Compressed Files (3 Comments)

    So many of today’s files are already compressed (using old, outdated algorithms) that newer algorithms don’t even get a chance to touch them. Christian Schneider’s Precomp comes to rescue by undoing the harm.

  • On2 Technologies is Hiring

    There aren’t too many companies working on cutting edge codecs, and of those few this one is hiring. Best of luck.

  • China’s AVS Specifications Available (2 Comments)

    Its old news that China has developed their own Advanced Video Standard to avoid high licensing fees. English translation of the standard is now available, along with the IPR policy. Finally something technical that you can get your hands on to feed your appetite.

Archive for March, 2006

More news on TI Davinci Codecs

16th March 2006

TI is banging the drum for their DaVinci DSP software - but at $2.20 per part, is anyone going to be buying?

Read More | Posted by Mark Nelson | Add Comment »

‘Constant Quality’ JPEG 2000 Encoding for D-Cinema

15th March 2006

Press Release: DTS Introduces the Advanced DTS Digital Cinema Encoder(TM); First to Employ JPEG 2000 ‘Constant Quality’ Encoding for D-Cinema

Read More | Posted by Sachin Garg | 3 Comments »

CodeProject reaches 1,000,000 Zip/Unzip projects

14th March 2006

Another CodeProject article that adds zip and unzip capabilities to your Win32 projects.

Read More | Posted by Mark Nelson | 2 Comments »

GeoJasPer version 1.2.9 universal binaries for Mac OS X released

12th March 2006

In Jasper mailing list, Greg Coats announced avalilability of new GeoJapser binaries with both native code for PowerPC based Macs and native code for Intel based Mac.

Read More | Posted by Sachin Garg | Add Comment »

Digital Cinema Not Quite There Yet

12th March 2006

A Reuters article explains how, in some ways, the digital future of movie theatres isn’t quite here yet. Despite the push for new technology in the projection booth, theaters have been slow to adopt the new and expensive gear.

Read More | Posted by Sachin Garg | Add Comment »

The Data Compression Newsletter - February 2006

12th March 2006

Februray 2006 issue of the Data Compression Newsletter.

Read More | Posted by Sachin Garg | Add Comment »

The Internet’s Largest Image Online - 86400 x 43200 pixels!

11th March 2006

IIPimage is a client-server system for the remote viewing of ultra-high resolution images over the internet. Their demo of NASA’s incredible ultra high resolution Marble Earth image at 86400 x 43200 pixels is probably the biggest single image ever made available online!

Read More | Posted by Sachin Garg | 4 Comments »

TV is getting harder

9th March 2006

ON DEMAND Electronics has a CPU designed for modern TVs, and if you don’t mind, could you please design it in to your product line?

Read More | Posted by Mark Nelson | Add Comment »

Data Compression Conference (DCC) - 2006

9th March 2006

The annual Data Compression Conference in Snowbird, Utah is scheduled for March 28 - 30, 2006. Detailed conference program is available.

Read More | Posted by Sachin Garg | 2 Comments »

“Slicing by Eight” (SB8): Intel develops a faster implementation for CRC

8th March 2006

Updated: Jürgen Kirsch dropped by to tell us that Intel has developed an alternative implementation, “Slicing by Eight” (SB8), for error checking code CRC. SB8 is significantly faster for software implementations.

Read More | Posted by Sachin Garg | 10 Comments »