Re: Fractal Image Compression

Hi,

Thanks Richard - will try that once I give up on the holy grail
of getting completely non-lossy compression to sizes around 10%
or less :-)

bye
Dave

"Richard" <legalize+jeeves@xxxxxxxxxxxxxxxxx> wrote in message
news:dc8jnq$504$1@xxxxxxxxxxxxxxxxxxxx
> [Please do not mail me a copy of your followup]
>
> "dave" <dave@xxxxxxxxxxxxxxxxxxxx> spake the secret code
> <dc2ieu$kbm$1$8302bc10@xxxxxxxxxxxxxxxx> thusly:
>
> >> You would probably want to adjust/tune/refine the
> >> compression algorithm to exploit the characteristics of sound data,
> >> however.
> >
> >That's exactly the sort of thing I had in mind :-)
>
> I would suggest reading up on the audio compression literature for
> MPEG based audio compression. The early literature in this field
> (check ACM Multimedia Conference proceedings, for example) has lots of
> discussion about which parts of the signal are "perceptually
> irrelevant" and can be discarded. You would use a similar analysis in
> fractal audio compression, just that the compression steps are
> different.
> --
> "The Direct3D Graphics Pipeline"-- code samples, sample chapter, FAQ:
> <http://www.xmission.com/~legalize/book/>
> Pilgrimage: Utah's annual demoparty
> <http://pilgrimage.scene.org>


.

Relevant Pages

  • Re: Apple and EMI
    ... multiband compression does indeed exist...however it is not the only ... My explanation of `audio compression' is as I have had it described to ... It's the basis of old-fashioned Dolby noise reducation, ...
    (uk.comp.sys.mac)
  • Re: Apple and EMI
    ... What you're hearing is audio compression, ... audio compression basically squashes the wave form to reduce the ... The JPG will likely be chopped off at one, or each end, of the ... difference between the AACs I get from iTunes, ...
    (uk.comp.sys.mac)
  • Re: 10 years later
    ... audio compression was a big no-no. ... I've been known to do a lot of listening with small studio monitors. ... The bass isn't what you would think of a 15" driver though. ...
    (rec.audio.opinion)
  • Re: Audio Compression
    ... I am udhay. ... I am a student and i am working on Audio compression for ... I want to know how does the compression take place in audio?? ... to generate a sound at a given frequency, you need about 2x the sample rate ...
    (comp.compression)
  • Re: Just out of interest..
    ... and audio compression is necessary and useful. ... The bit rate of a CD is 1411 kbps. ... able to receive 4 stations. ...
    (alt.radio.digital)