| Author |
new wavelet image codec
|
|
|
|
|
|
|
|
| Michel Bardiaux 2006-06-02, 3:55 am |
| mihai cartoaje wrote:
> The codec uses SPIHT
> http://www.cipr.rpi.edu/research/SPIHT/
Which is *patented*, for crying out loud!
>
> Other than that, people can do what they want with the source on
> personal computer class devices.
>
Very vague.
--
Michel Bardiaux
R&D Director
T +32 [0] 2 790 29 41
F +32 [0] 2 790 29 02
E mailto:mbardiaux@mediaxim.be
Mediaxim NV/SA
Vorstlaan 191 Boulevard du Souverain
Brussel 1160 Bruxelles
http://www.mediaxim.com/
| |
| mihai cartoaje 2006-07-09, 3:55 am |
| I modified a version of my image codec so as
not to use spiht:
http://groups.google.com/group/libima
In the new algorithm, the value of a branch is
the ceil of the average between the maximum
number of bits needed to code the absolute
value of the pixels at the highest node of the
branch, and the maximum value of the offspring
branches.
|
|
|
|