[vorbis] Image compression thread

[Jaakko Lintula]

On Monday 02 July 2001 14:50, Gregory Maxwell wrote:
> On Mon, Jul 02, 2001 at 02:36:03PM +0200, Jernej Simonèiè wrote:
> > PNG is lossless, produces smaller files than GIF, and supports
> > grayscale images from 1 to 16 bit, paletted images from 2 to 256
> > colors/palette entries, color images up to 48 bits, transparent
> > color setting with paletted images, alpha channel (up to 16 bits)
> > with others.
> Actually, PNG supports bigger paletted images then that.. Of at
> least 4096 colors, probably more.

If PNG supports 48 bit color, then that's actually... hm, 
2^48 = 281474976710656 colors. 4096 colors would be only 12 bits.

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