Hello,

Before to post a stupid bug ticket I prefer asking the mailing list.

I have several big PNG rasters (4096x4096 PNG image with a pgw world file)
Those png's have been generated with mapnik 0.6.1 library.

In version 0.6.1 I could perfectly reuse them a source and generate tiles
out of them.
With my built version of mapnik 0.7.0 library and plugin, when I render the
same tile I get an horribly bad quality image. Seems to be highly compressed
actually.

I build mapnik lib and plugins myself under 0.6.1 and 0.7.0
If I use the plugin built with 0.7.0 sources I get a wrong image [1]
If I use the plugin built with 0.6.1 sources I get a right image [2]
If I use the plugin from win32 binaries I get an error (application crashes)

I did not encounter this issue when using a tiff raster I got from another
source.

So is it a bug, or is there something I missed ?

Kindly help,

Nicolas.

Links :
Raster : http://www.mediafire.com/?it1wv3bnomt (zip file 9.48 Mo EPSG:900913
)
[1] : http://www.mediafire.com/imageview.php?quickkey=yytggzze3zy
[2] : http://www.mediafire.com/imageview.php?quickkey=kmygz10jmmy
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