From 706fdf5e1066b7361915a028b3cff48a36ba2cd8 Mon Sep 17 00:00:00 2001
From: "sh+git@codevoid.de" <sh+git@codevoid.de>
Date: Sun, 27 Oct 2019 20:13:26 +0000
Subject: [PATCH] Only extract raw when necessary

---
 mkpicindex-static.sh | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/mkpicindex-static.sh b/mkpicindex-static.sh
index f3ae702..7d32950 100755
--- a/mkpicindex-static.sh
+++ b/mkpicindex-static.sh
@@ -90,9 +90,12 @@ thread_check() {
 }
 # EXTACT CAMERA IMAGE FROM RAW
 convert_raw() {
-  F="$1" # raw image
-  dcraw -e -c "$F" > "${F%%.*}_preview.jpg" # DCR
-  # XXX Dcraw may export a PPM file.
+    # XXX dcraw may export a PPM file.
+    F="$1" # raw image
+    if ! [ -f "${F%%.*}_preview.jpg" ]; then
+        dcraw -e -c "$F" > "${F%%.*}_preview.jpg"
+        console "Raw Conversion: ${F%%.*}_preview.jpg"
+    fi
 }
 
 # CREATE THUMBNAIL