From 3dd0b9d3a787524e2db1fc716f96811d713aab3a Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@telenet.be>
Date: Sun, 28 Aug 2022 11:58:34 +0200
Subject: Make dcimtimestamp operate as documented, added some comments on
 precision to dcimrename.

---
 dcimrename    | 4 ++++
 dcimtimestamp | 8 ++++----
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/dcimrename b/dcimrename
index f04ae1e..c9ea2ce 100755
--- a/dcimrename
+++ b/dcimrename
@@ -17,9 +17,13 @@ while [ ! -z "$1" ]; do
 		exiftool "-DateTimeOriginal>FileModifyDate" "${file}"
 
 		# get timestamp from file
+		
+		# up to hundreths of a second
 		#file_timestamp=`date -r "${file}" +"IMG_%Y%m%d_%H%M%S%2N"`
 		
+		# up to one second
 		file_timestamp=`date -r "${file}" +"IMG_%Y%m%d_%H%M%S"`
+
 		mv "${file}" "${file_timestamp}.jpg"
 	fi
 
diff --git a/dcimtimestamp b/dcimtimestamp
index d67ab20..629e4c2 100755
--- a/dcimtimestamp
+++ b/dcimtimestamp
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 if [ -z "$1" ]; then
-	echo "Set file modification time to EXIF timestamp"
+	echo "Set EXIF timestamp from file modification time"
 	echo "usage: $0 file1.jpg file2.jpg ..."
 	exit 0
 fi
@@ -11,10 +11,10 @@ while [ ! -z "$1" ]; do
 
 	if [ `basename "${file}" ".jpg"`".jpg" = "${file}" ]; then
 
-		echo "settimg modification time for $file"
+		echo "setting EXIF timestamp for $file"
 
-                # set file timestamp from exif data
-                exiftool "-DateTimeOriginal>FileModifyDate" "${file}"
+		# Write file modification time to EXIF timestamp
+		exiftool "-DateTimeOriginal<FileModifyDate" "${file}"
 	fi
 
 	shift
-- 
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