nb-img2jpg

diff --git a/etc/bashrc.function b/etc/bashrc.function
index ada84517899b08c9f81b22f329e99d9456eaa7f9..5d0b41e35de01f1e2deaa10664eec210762d08a9 100644 (file)
--- a/etc/bashrc.function
+++ b/etc/bashrc.function
@@ -318,13 +318,15 @@ nb-ips() {
   ifconfig | perl -ne '/^\s*inet (?:addr:)?([\d\.]+)/ and $1 ne "127.0.0.1" and print "$1\n"'
 }
 
+alias nb-img2jpg='convert -strip -interlace Plane -gaussian-blur 0.05 -quality 85%'
+
 nb-img-compress() {
   local IFS=$'\n' i='' j=''
   for i in $@; do
     [ -e "$i" ] || continue
     j="${i%.*}.jpg"
     echo "$i -> $j"
-    convert -strip -interlace Plane -gaussian-blur 0.05 -quality 85% $i $j || continue
+    nb-img2jpg $i $j || continue
     [ "$i" != "$j" ] && rm "$i"
   done
 }
@@ -332,5 +334,12 @@ nb-img-compress() {
 nb-img-compress-gray() {
   # See: http://www.imagemagick.org/script/command-line-options.php#colorspace
   # See: convert -list colorspace
-  nb-img-compress -colorspace Gray $@
+  local IFS=$'\n' i='' j=''
+  for i in $@; do
+    [ -e "$i" ] || continue
+    j="${i%.*}.jpg"
+    echo "$i -> $j"
+    nb-img2jpg -colorspace Gray -normalize -level 10%,90% -sharpen 0x1 $i $j || continue
+    [ "$i" != "$j" ] && rm "$i"
+  done
 }