virtual ~Asset() {}
/** Write details of the asset to a CPL AssetList node.
- * @param p Parent node.
+ * @param p Parent element.
+ * @param i true to use the Interop standard, false for SMPTE.
*/
- virtual void write_to_cpl (xmlpp::Node *) const = 0;
+ virtual void write_to_cpl (xmlpp::Element* p, bool i) const = 0;
/** Write details of the asset to a PKL AssetList node.
* @param p Parent node.
*/
void write_to_assetmap (xmlpp::Node *) const;
+ /** Compute the digest for this asset. Calling this is optional: if
+ * it is not called, the digest will be computed when required. However,
+ * calling this method allows the caller to see the progress of the
+ * computation, which can be long for large assets.
+ * @param Called with progress between 0 and 1.
+ */
+ void compute_digest (boost::function<void (float)> progress);
+
std::string uuid () const {
return _uuid;
}