[OSM-talk] New atlas-generation program
higgy at bandnet.org
Tue Mar 6 11:58:52 GMT 2007
Robert (Jamie) Munro wrote:
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> Tom Higgy wrote:
>> Frederik Ramm wrote:
>>> Why not go further down that route, first creating a
>>> similar "Print View" that will actually paste the tiles together
>> A little buggy at the moment, as you might notice. Let me know of any
>> suggestions you have and I'll try and implement them sometime.
> This is nice, but why does it output jpeg? jpeg just makes the edges go
> blurry, and you get horrible artefacts when you look closely. Jpeg is
> not designed for images where there are a limited number of colours in
> large areas - these images compress well with a general compression
> algorithm, like zip. Jpeg is designed for photographs and things like
> photographs (screenshots of games etc.), where the probability of two
> neighbouring pixels being identical is very small. That kind of image
> doesn't compress well with a normal compression algorithm, and the jpeg
> artefacts don't show up.
> Use PNG, it is the right solution for this kind of image
The problem is my DAP doesn't support PNG, only JPEG. That was what I
created it for so that's what it does.
I could probably add an option for output format easily enough.
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