-private:
- friend class SoundAsset;
-
- SoundAssetWriter (SoundAsset *, MXFMetadata const &);
-
- /* no copy construction */
- SoundAssetWriter (SoundAssetWriter const &);
- SoundAssetWriter& operator= (SoundAssetWriter const &);
-
- void write_current_frame ();
-
- /* do this with an opaque pointer so we don't have to include
- ASDCP headers
- */
-
- struct ASDCPState;
- boost::shared_ptr<ASDCPState> _state;
-
- SoundAsset* _asset;
- bool _finalized;
- int _frames_written;
- int _frame_buffer_offset;
- MXFMetadata _metadata;
-};
-
-/** @brief An asset made up of WAV files */
-class SoundAsset : public MXFAsset
-{
-public:
- /** Construct a SoundAsset, generating the MXF from some WAV files.
- * This may take some time; progress is indicated by emission of the Progress signal.
- * @param files Pathnames of sound files, in the order Left, Right, Centre, Lfe (sub), Left surround, Right surround.
- * @param directory Directory in which to create MXF file.
- * @param mxf_name Name of MXF file to create.
- * @param progress Signal to inform of progress.
- * @param fps Frames per second.
- * @param length Length in frames.
- * @param start_frame Frame in the source to start writing from.
- * @param intrinsic_duration Length of the whole asset in frames.
- * @param encrypted true if asset should be encrypted.
- * Note that this is different to entry_point in that the asset will contain no data before start_frame.
- */
- SoundAsset (
- std::vector<std::string> const & files,
- std::string directory,
- std::string mxf_name,
- boost::signals2::signal<void (float)>* progress,
- int fps,
- int intrinsic_duration,
- bool encrypted,
- MXFMetadata const & metadata = MXFMetadata ()
- );
-
- /** Construct a SoundAsset, generating the MXF from some WAV files.
- * This may take some time; progress is indicated by emission of the Progress signal.
- * @param get_path Functor which returns a WAV file path for a given channel.
- * @param directory Directory in which to create MXF file.
- * @param mxf_name Name of MXF file to create.
- * @param progress Signal to inform of progress.
- * @param fps Frames per second.
- * @param intrinsic_duration Length of the whole asset in frames.
- * @param channels Number of audio channels.
- * @param encrypted true if asset should be encrypted.
- */
- SoundAsset (
- boost::function<std::string (Channel)> get_path,
- std::string directory,
- std::string mxf_name,
- boost::signals2::signal<void (float)>* progress,
- int fps,
- int intrinsic_duration,
- int channels,
- bool encrypted,
- MXFMetadata const & metadata = MXFMetadata ()
- );
-
- SoundAsset (
- std::string directory,
- std::string mxf_name
- );
-
- SoundAsset (
- std::string directory,
- std::string mxf_name,
- int fps,
- int channels,
- int sampling_rate
- );
-
- boost::shared_ptr<SoundAssetWriter> start_write (MXFMetadata const & metadata = MXFMetadata ());
-
- /** Write details of this asset to a CPL XML node.
- * @param node Node.
- */
- void write_to_cpl (xmlpp::Node* node) const;