-option "config" - "Config file" string no
-option "input" i "Input image filename" string no multiple
-option "output" o "Output image filename" string yes
-option "type" t "Output type (float, ushort ...)" string no
-option "verbose" v "Verbose" flag off
-option "compression" c "Compress output" flag off
+option "config" - "Config file" string no
+option "input" i "Input image filename" string no
+option "output" o "Output image filename" string no
+option "type" t "Output type (float, ushort ...)" string no
+option "verbose" v "Verbose" flag off
+option "compression" c "Compress output" flag off
+option "vv" - "Read image as in vv and save transform in meta information" flag off