Software update: DivX Pro 5.1.1 beta

We recently found a new beta version of DivX Pro on the DivX labs site. According to the makers, in this version 5.1.1 a number of improvements have been made that improve the speed by 50% compared to DivX 5.1. A fair number of other issues have also been resolved. The complete list of changes looks like this:

What’s new in this version
Encoder fixes:

  • “Fast” Psychovisual mode is 80% faster than in 5.1
  • DivX 5.1.1 encoder is 50% faster than 5.1 (12% faster than 5.05)
  • Slowest mode 50% faster than 5.1
  • Slow mode 50% faster than 5.1
  • Standard mode 50% faster than 5.1
  • Fastest mode 20% faster than 5.1
  • The Quality produced by “Fastest” has been significantly improved

Decoder fixes:

  • Resolved a severe performance hit when using the Deringing mode in Postprocessing
  • DirectShow filter property page had a cosmetic issue caused by using large fonts
  • Avoids buffer overuns with extremly small picture sizes (less than 80×32)
  • Fixed a bug caused by “Auto Post-processing” and SMP/HyperThreading CPUs.

New Features:

  • Support for generic MP4 FourCC codes which can be enabled/disabled in the DirectShow configuration dialog box Changes:
    • Feedback mode can now be globally disabled when it’s running
    • All frames are now displayed in the Feedback windows
    • Cosmetic GUI changes have been made to avoid confusion when using MV reuse and specfic performance modes.
    • Deinterlacing is back in the Standard codec
    • Added bottom field first encoding
    • Smoother DivX logo fade
  • Version number 5.1.1 beta
    Operating systems Windows 9x, Windows NT, Windows 2000, Windows XP
    Website DivX labs
    File size


    License type Shareware