[magick-users] Antialiased PDF rasterization

duc.sequere.aut.de.via.decede at imagemagick.org duc.sequere.aut.de.via.decede at imagemagick.org
Sun Mar 8 16:22:54 UTC 2009


> If this is due to a memory size limit

Ghostscript has memory limits which you can adjust with the MaxBitmap parameter.

> If I determine that one or more super-beefy computers

For resource intensive work, we get the best results with a Linux-
derived 64-bit OS, plenty of memory (4GB, 8GB, 16GB), multiple cores,
and fast SAS disks.  Modern versions of ImageMagick run in parallel on
multiple processors.  We have seen large image processing applications
reduced from several minutes to several seconds using a computer with
the attributes described above.

> Wouldn't this give me 100dpi?

Yes, however, supersampling works by having Ghostscript render at the
larger size and using ImageMagick's superior resizing algorithm to produce
better looking results, particularly, for font rendering.  Another option
would be to purchase commercial grade fonts for Ghostscript which may
ameliorate the font quality without the need for supersampling.


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