Legacy ImageMagick Discussions Archive

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convert -size 20x20 xc:yellow yellow.png
convert -size 10x10 xc:red red.png
convert yellow.png -draw "image Over 0,0 0,0 red.png" total.png

total.png ought to contain 100 red pixels, in rows 0-9 and columns 0-9;
in actuality, it contains 111 red pixels, in rows 0-9 and columns 0-10,
and in row 10, column 0.