Re: Emoji: color and animation

From: Doug Ewell (
Date: Sun Dec 28 2008 - 18:35:19 CST

Hans Aberg <haberg at math dot su dot se> wrote:

>> 1. How to distinguish between emoji whose fundamental character
>> identity involves color, such as the heart images from e-B13 through
>> e-B16, using a conventional monochrome rendering system.
> ...
> Fascinating question :-). Some people may see the colors, due to color
> deficiency, or by turning on a display grayscale.

Up to this point, all reference glyphs have been rendered and reproduced
in black and white. Even the light/medium/dark shaded blocks from
U+2591 to U+2593 are rendered as halftoned patterns, not as true

> And the material may be fed through some process that does not know
> about proper color/animation translation procedures, just taking a
> black and white snapshot.

Almost all text processes today are like this. Multi-colored glyphs and
animation are usually considered attributes of graphics, not text.

> So the ideal would be if they are designed clearly distinguishable if
> taking a black and white snapshot.

It has to be that way, especially since WG2 requires a TrueType or
convertible Postscript font with each proposal. Unless, of course, this
is another "flexible" principle.

Doug Ewell  *  Thornton, Colorado, USA  *  RFC 4645  *  UTN #14  ˆ

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