From 5a18b172cc7695bf7d907c511236018fb5e156cb Mon Sep 17 00:00:00 2001
From: dece <shgck@pistache.land>
Date: Sun, 17 Sep 2023 16:11:15 +0200
Subject: [PATCH] remove-orientation.sh

---
 remove-orientation.sh | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100755 remove-orientation.sh

diff --git a/remove-orientation.sh b/remove-orientation.sh
new file mode 100755
index 0000000..0e1cc52
--- /dev/null
+++ b/remove-orientation.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+# Remove orientation information from the EXIF metadata WITHOUT touching pixels.
+# Can also remove thumbnail because some programs like Ristretto are bugged by
+# the remaining thumbnail orientation metadata. Useful when a photo has wrong
+# orientation metadata (e.g. buggy LineageOS app).
+
+usage() {
+    echo "Usage: $0 [-t] [FILE]"
+    echo "  -t  remove thumbnail"
+}
+
+OPT_FLAG_T=
+while getopts "ht" OPTION; do
+    case $OPTION in
+        h) usage; exit 0 ;;
+        t) OPT_FLAG_T=true ;;
+        *) usage; exit 1 ;;
+    esac
+done
+shift $(( OPTIND - 1 ))
+
+for jpg in "$@"; do
+    echo "Fixing \"$jpg\"…"
+    exiftool -Orientation= -overwrite_original "$jpg"
+    if [[ "$OPT_FLAG_T" = true ]]; then
+        exiftool -IFD1:all= -overwrite_original "$jpg" 
+    fi
+done