Flash Problem
Tony Nelson
tonynelson at georgeanelson.com
Fri Jan 8 20:10:06 UTC 2010
On 10-01-08 00:21:56, Chris Smart wrote:
...
> Dirac is based on wavelets, completely different technology. It's
> also lossless, while Theora is not.
>
> "http://www.bbc.co.uk/rd/projects/dirac/technology.shtml"
According to that reference, Dirac is a typical lossy encoding method.
The loss is introduced by the Quantization step, while the compression
comes from entropy-coding the quantized (decimated) data with
Arithmetic Coding.
--
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