+
+/** @return The approximate disk space required to encode a DCP of this film with the
+ * current settings, in bytes.
+ */
+uint64_t
+Film::required_disk_space () const
+{
+ return uint64_t (j2k_bandwidth() / 8) * length().seconds();
+}
+
+/** This method checks the disk that the Film is on and tries to decide whether or not
+ * there will be enough space to make a DCP for it. If so, true is returned; if not,
+ * false is returned and required and availabe are filled in with the amount of disk space
+ * required and available respectively (in Gb).
+ *
+ * Note: the decision made by this method isn't, of course, 100% reliable.
+ */
+bool
+Film::should_be_enough_disk_space (double& required, double& available) const
+{
+ boost::filesystem::space_info s = boost::filesystem::space (internal_video_mxf_dir ());
+ required = double (required_disk_space ()) / 1073741824.0f;
+ available = double (s.available) / 1073741824.0f;
+ return (available - required) > 1;
+}