From b53924ca320e6ac8607a76d66cf7a7249f7b248a Mon Sep 17 00:00:00 2001
From: paul <paul@plutz.net>
Date: Tue, 8 Nov 2011 19:27:54 +0000
Subject: [PATCH] parallelization of jpg-conversion to make use of multiple
 processors

svn path=/trunk/; revision=7
---
 stereofy.sh | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/stereofy.sh b/stereofy.sh
index a97e5b9..51cbfb1 100755
--- a/stereofy.sh
+++ b/stereofy.sh
@@ -48,19 +48,15 @@ done
 [ -z "$param" ] && param="-$algo$model"
 [ -z "$stereo" ] && stereo="${left}_stereo.jpg"
 
+echo -n preparing...
 geom=$(identify "$left" |sed -rn 's:^.* ([0-9]+x[0-9]+) .*$:\1:gp')
+tmp=$(tempfile -d /tmp -p strfy)
+rm "$tmp"
+mkfifo "$tmp"
 
-echo -n bitmapping...
-stream "$left" "$left.bts"
-stream "$right" "$right.bts"
-
+convert "$left" rgb:- >"$tmp" &
 echo -n anaglyphing...
-anaglyph "$param" "$left.bts" "$right.bts" "$stereo.bts"
-
-if [ $? = 0 ]; then
-  echo -n converting...
-  convert -depth 8 -size "$geom" "rgb:$stereo.bts" "$stereo"
-fi
+convert "$right" rgb:- |anaglyph "$param" "$tmp" /dev/stdin /dev/stdout |convert -depth 8 -size "$geom" rgb:- "$stereo"
 
 echo cleaning...
-rm "$left.bts" "$right.bts" "$stereo.bts" 2>/dev/null
+rm "$tmp"
-- 
2.39.2