From 8f4ebaf877ac3e1113b60cbdad00dbeb3c7bcaf7 Mon Sep 17 00:00:00 2001
From: Daniel Axtens <dja@ucc.asn.au>
Date: Sun, 31 Jul 2011 16:29:03 +0800
Subject: [PATCH] Whatever it was I was doing when semester got busy.

---
 scan2pages.sh | 41 ++++++++++++++++++++++++++++-------------
 1 file changed, 28 insertions(+), 13 deletions(-)

diff --git a/scan2pages.sh b/scan2pages.sh
index 720acec..ccb464b 100755
--- a/scan2pages.sh
+++ b/scan2pages.sh
@@ -168,29 +168,44 @@ for pg in `$my_seq 1 $pages`; do
 		unpaper $unpaperflags --layout double --overwrite -ni 10 -op 2 $preppnm ${unppnmbase}-%01d.pnm || exit 1
 	fi;
 	
-	#detect if the page is 2-up
 	for subpg in $($my_seq 1 2); do
 		echo Processing subpg ${subpg}.
-		if $(dirname $0)/detect2pages.sh $dir/upg-${pgn}-${subpg}.pnm ${pgn} ${subpg}; then
+		
+		subpgfile=${unppnmbase}-${subpg}.pnm #$unppnmbase has $dir/ already
+		
+		prepsubpnm=$dir/upg-pp-${pgn}-${subpg}.pnm
+		
+		# remask and retrim. FIXME: may throw off 2page detection
+		convert $convertflags -resize 10% -depth 8 -gamma 0.01 -median 2 $subpgfile $dir/spg-mask-${pgn}-${subpg}.png ||exit 1
+
+		# Trim #-border 1x1 -bordercolor '#fff' -trim -fuzz 30% 
+		cropcords=$(convert -trim -fuzz 90%\
+		 -resize 1000% -format "%wx%h%O" $dir/spg-mask-${pgn}-${subpg}.png info: || exit 1)
+		
+		# ... crop and despeckle? the final pre-prepared image
+		convert $convertflags -crop $cropcords $subpgfile $prepsubpnm || exit 1
+		
+		#detect if the page is 2-up
+
+		if $(dirname $0)/detect2pages.sh ${prepsubpnm} ${pgn} ${subpg}; then
 			if [[ $verbose == 1 ]]; then
 				echo "Resplitting subpg ${subpg}."
 			fi
-			unpaper $unpaperflags --pre-rotate 90 --layout double --overwrite -op 2 $dir/upg-${pgn}-${subpg}.pnm $dir/upg-${pgn}-${subpg}-%01d.pnm
+			unpaper $unpaperflags --pre-rotate 90 --layout double --overwrite -op 2 $prepsubpnm $dir/upg-${pgn}-${subpg}-%01d.pnm || exit 1
 		else
-			cp $dir/upg-${pgn}-${subpg}.pnm $dir/upg-${pgn}-${subpg}-1.pnm
+			cp $prepsubpnm $dir/upg-${pgn}-${subpg}-1.pnm
 		fi;
 
+	
+		#final convert and clean w/ bebook optimisation
+		if [[ $bebook ]]; then
+			convert $convertflags -colorspace Gray -median 1 $dir/upg-${pgn}-${subpg}-?.pnm -trim -fuzz 80% -resize 1200x1600 $dir/final-${pgn}-${subpg}-%01d.${extension} || exit 1
+		else
+			convert $convertflags $dir/upg-${pgn}-${subpg}-?.pnm $dir/final-${pgn}-${subpg}-%01d.${extension} || exit 1
+		fi
+	
 	done;
 
-	#final convert and clean w/ bebook optimisation
-	if [[ $bebook ]]; then
-		convert $convertflags -colorspace Gray -median 1 $dir/upg-${pgn}-1-?.pnm -trim -resize 1200x1600 $dir/final-${pgn}-1-%01d.${extension} || exit 1
-		convert $convertflags -colorspace Gray -median 1 $dir/upg-${pgn}-2-?.pnm -trim -resize 1200x1600 $dir/final-${pgn}-2-%01d.${extension} || exit 1
-	else
-		convert $convertflags $dir/upg-${pgn}-1-?.pnm $dir/final-${pgn}-1-%01d.${extension} || exit 1
-		convert $convertflags $dir/upg-${pgn}-2-?.pnm $dir/final-${pgn}-2-%01d.${extension} || exit 1
-	fi
-	
 done
 
 mkdir -p $dir/pages
-- 
2.20.1