I use IM to reduce the size of the images I want to display on my web-page. 
Last weekend I shot some pictures from a mountain bike race:

www.dahl-stamnes.net/Foto/show.php?album=Marka_2006_1
www.dahl-stamnes.net/Foto/show.php?album=Marka_2006_2

However, a viewer commented that he though the pictures was not that good in 
quality. He thought he saw to much noice and talked about "aliasing 
artifac" (sp?).

Any comments?

The commands used for each image are:

# Center watermark for all pictures
/usr/bin/convert -size 800x80 xc:grey30 -font Bookman-DemiItalic -pointsize 14 
-gravity center -draw "fill grey80 text 0,0 'www.dahl-stamnes.net'"
wm_fgnd.png
/usr/bin/convert -size 800x80 xc:black -font Bookman-DemiItalic -pointsize 14 
-gravity center -draw "fill white text 1,1 'www.dahl-stamnes.net' text 0,0 
'www.dahl-stamnes.net' fill black text -1,-1 'www.dahl-stamnes.net'" +matte 
wm_mask.png
/usr/bin/composite -compose CopyOpacity wm_mask.png wm_fgnd.png 
x_watermark.png
/usr/bin/mogrify -trim +repage x_watermark.png
rm -f wm_mask.png wm_fgnd.png


#
# Image: img_6048.jpg
echo -n 'Prosessing img_6048.jpg: '
echo -n 'resizing... '

# Creating new watermark image for year 2006
/usr/bin/convert -size 800x80 xc:none -font Bookman-DemiItalic -pointsize 20 
-annotate +25+70 'Copyright 2006 - Jørn Dahl-Stamnes' -blur 0x6 -fill
grey90 -stroke black -annotate +25+65 'Copyright 2006 - Jørn Dahl-Stamnes' 
watermark.png
/usr/bin/mogrify -trim +repage watermark.png
#
/usr/bin/convert -resize 604x604 -bordercolor "#ccc" -border 4 -bordercolor 
"#999" -border 1 -sharpen 0x.6 ~/Bilder/2006/Img-0819-b-6/img_6048.jpg
tmp.png
/usr/bin/composite -gravity south -geometry +0+20 watermark.png tmp.png 
tmp2.png
rm -f tmp.png
/usr/bin/composite -quality 75 -dissolve 60% -gravity center x_watermark.png 
tmp2.png /home/dahls/WebImageDatabase/Album/050/Del2/img_020656.jpg

-- 
Jørn Dahl-Stamnes
homepage: http://www.dahl-stamnes.net/dahls/

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