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bug#17519: [PATCH] take into account QuantumScale when reading imagemagi


From: Nicolas Léveillé
Subject: bug#17519: [PATCH] take into account QuantumScale when reading imagemagick images
Date: Wed, 21 May 2014 21:31:32 +0200

I tested this patch on OSX Mavericks, with ImageMagick compiled with a quantum 
of Q32, and it works

Nicolas

On 2014-05-19, at 22:04 , Paul Eggert <address@hidden> wrote:

> Thanks for reporting this. Does the attached simpler patch fix the problem 
> for you?  Dividing by QuantumRange instead of multiplying by QuantumScale 
> avoids potential double-rounding problems in future versions of ImageMagick.
> <imagemagick.patch>






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