diff --git a/Convention photos/tphoto b/Convention photos/tphoto
new file mode 100755
index 0000000..2caa503
--- /dev/null
+++ b/Convention photos/tphoto	
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+function checkJhead()
+{
+    local result
+    local check=$(which ant)
+    if [[ "$check" =~ ^/.* ]]; then
+        echo "jhead requirement OK"
+        result=1
+    else
+        echo "jhead requirement MISSING"
+        result=0
+    fi
+    return $result
+}
+
+# main
+
+# Lowercase extension.
+uppercaseCount=$(find -maxdepth 1 -name '*.JPG' | wc -l)
+if [[ $uppercaseCount > 0 ]]; then
+   rename 's/JPG/jpg/' *.JPG
+fi
+echo ".JPG -> .jpg: $uppercaseCount"
+
+# Rename.
+checkJhead
+if [[ $? == 1 ]]; then
+    count=0
+    for filename in $(ls *.jpg); do
+        #echo "==== $filename"
+        if [[ $(jhead $filename | grep Date) =~ ^Date.* ]]; then
+           #echo "yop $filename"
+           jhead -n%Y%m%d-%H%M%S "$filename"
+           let "count+=1"
+        fi
+    done
+    echo "Renamed: $count"
+else
+    echo "KO"
+fi