From cc0e88c3f455df1c4816c5f9d884fd8949cace8d Mon Sep 17 00:00:00 2001
From: adam <git@adamrgrey.com>
Date: Wed, 8 Nov 2023 11:01:17 -0500
Subject: [PATCH] generally works

---
 bash/cartographize.sh | 71 +++++++++++++++++++++++++++++++------------
 1 file changed, 52 insertions(+), 19 deletions(-)

diff --git a/bash/cartographize.sh b/bash/cartographize.sh
index 72b14b1..42acaf3 100755
--- a/bash/cartographize.sh
+++ b/bash/cartographize.sh
@@ -1,8 +1,8 @@
 #!/bin/bash
 
-#
-# phase 1: take screenshots
-#
+echo "#"
+echo "# phase 1: take screenshots"
+echo "#"
 
 if [ ! -d "screenshots" ]; then
   mkdir screenshots
@@ -13,12 +13,12 @@ do
 	filename=$(basename -- "$file")
 	#extension="${filename##*.}"
 	filename="${filename%.*}"
-	ffmpeg -ss 0 -i $file -vf fps=0.5 ./screenshots/$filename%d.png
+	ffmpeg -ss 0 -i $file -vf fps=0.5 ./screenshots/$filename-%d.png
 done
 
-#
-# phase 2: img preprocess
-#
+echo "#"
+echo "# phase 2: img preprocess"
+echo "#"
 
 if [ ! -d "preproccessed" ]; then
   mkdir preproccessed
@@ -28,12 +28,12 @@ do
 	filename=$(basename -- "$file")
 	extension="${filename##*.}"
 	filename="${filename%.*}"
-	convert "$file" -gravity SouthWest -crop 560x60+0+0  -fuzz 12% +transparent "#edf1c9" "preproccessed/$filename.png"
+	convert "$file" -gravity SouthWest -crop 560x48+0+8  -fuzz 12% +transparent "#edf1c9" "preproccessed/$filename.png"
 done
 
-#
-# phase 3: ocr
-#
+echo "#"
+echo "# phase 3: ocr"
+echo "#"
 
 if [ ! -d "ocr" ]; then
   mkdir ocr
@@ -43,14 +43,14 @@ do
 	filename=$(basename -- "$file")
 	extension="${filename##*.}"
 	filename="${filename%.*}"
-	tesseract $file "ocr/$filename"
+	tesseract $file "ocr/$filename" -c tessedit_char_whitelist=" 0123456789KM/HNW."	
+	sed -i 's/ //g' "ocr/$filename.txt"
+
 done
 
-#
-# phase 4: prep for geotagging
-#
-
-
+echo "#"
+echo "# phase 4: prep for geotagging"
+echo "#"
 if [ ! -d "tagged" ]; then
   mkdir tagged
 fi
@@ -60,5 +60,38 @@ do
 	extension="${filename##*.}"
 	filename="${filename%.*}"
 	convert $file "tagged/$filename.jpg"
-	exiftool -overwrite_original -TagsFromFile ./knowngood.jpg -All:All "tagged/$filename.jpg"
-done
\ No newline at end of file
+done
+exiftool -overwrite_original -TagsFromFile ./knowngood.jpg -All:All "tagged/*.jpg"
+
+echo "#"
+echo "# phase 5: if ocr was good, geotag. Otherwise, reject."
+echo "#"
+goodreads=0
+badreads=0
+if [ ! -d "badread" ]; then
+  mkdir badread
+fi
+find "ocr" -iname "*.txt" -print0 | while read -d $'\0' file
+do
+	filename=$(basename -- "$file")
+	extension="${filename##*.}"
+	filename="${filename%.*}"
+	
+	n=$(grep -Poh "(?<=N)[0-9]{2}\\.[0-9]+" "$file")
+	w=$(grep -Poh "(?<=W)[0-9]{2}\\.[0-9]+" "$file")
+
+	if [ -n "$n" ] && [ -n "$w" ]; then
+		goodreads=$(($goodreads+1))
+		echo "$filename was OCR'd well; $goodreads good so far"
+		exiftool -overwrite_original -gpslatitude="$n" -gpslongitude="-$w" -GPSLatitudeRef="North" -GPSLongitudeRef="West" "tagged/$filename.jpg"
+	else
+		badreads=$(($badreads+1))
+		echo "$filename is not perfect; $badreads bad so far"
+		mv "tagged/$filename.jpg" "badread/$filename.jpg"
+		mv "ocr/$filename.txt" "badread/$filename.txt"
+		mv "preproccessed/$filename.png" "badread/$filename.png"
+	fi
+done
+
+echo "$goodreads good, $badreads bad. accuracy:"
+bc <<< "scale=4; goodreads=$goodreads; badreads=$badreads; ratio=100*goodreads/(goodreads+badreads);ratio"