Re: Graphing/plotting with embedded webserver?
- From: "Wim Ton" <wimton@xxxxxxxxxxxxxxxx>
- Date: Sat, 07 May 2005 09:10:33 GMT
SNIP
> I would start by sending your image in straight, uncompressed bitmap
format
> (the simplest .BMP) and work my way up to GIF or PNG. Back in the day, I
> used to "Graphics File Formats" by Kay and Levine but my copy is 13 years
> old, so it doesn't even mention PNG. One of the hardest things is giving
the
> user control of the X axis scaling. If you keep it simple (e.g. a data
point
> every N pixels in x -- no fractions) then there really isn't anything to
be
> afraid of.
BMP also supports compression by RLE (Run Lenght Encoding). Writing RLE
encoded line graphs is probably just as easy as writeng them uncompressed.
Wim
.
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