Actually, it is indeed accomplished very easily. The fact that it's so complicated in your script is a demonstration that you're coercing a square peg into a round hole. 

size=`/usr/bin/identify "$image"|/usr/bin/cut -d' ' -f 3`
/usr/bin/convert -geometry "$size" "$old_name" "$new_name"

[download]

-- 
Human history becomes more and more a race between education and catastrophe. -- HG Wells

In reply to Re^3: thumbnails generator by oko1
in thread thumbnails generator by spx2

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