diff --git a/bin/mkmkv b/bin/mkmkv.sh
similarity index 61%
rename from bin/mkmkv
rename to bin/mkmkv.sh
index bae801c..0953fd9 100644
--- a/bin/mkmkv
+++ b/bin/mkmkv.sh
@@ -20,4 +20,31 @@
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-# 
+#
+
+# TODO : read parameters
+
+# TODO : scan source folder
+
+# TODO : for each avi file
+#    * check naming conventions (avi file and subtitles)
+#    * for each subtitle corresponding to avi file
+#       * get subtitle language
+#       * build mkvmerge parameters
+#    * call mkvmerge to build new mkvfile
+#    * move file to dest folder
+#    * remove source files (avi file and subtitles)
+#    * update database (insert)
+
+# TODO : for each mkv file
+#    * check naming conventions (mkv file and subtitles)
+#    * for each subtitle corresponding to mkv file
+#       * get subtitle language
+#       * build mkvmerge parameters
+#    * call mkvmerge to build new mkvfile
+#    * move file to dest folder
+#    * remove source files ( subtitles)
+#    * update database (update)
+
+
+