X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fsound_asset.h;h=968f7dded8033ee474f308199bb60afefba8b6d5;hb=660f1059c3b2c1ee08cd390cf6d5a0b5900a7edc;hp=0327adf4800d925cf1afe2d2b868c1c0098132cb;hpb=22c2111406075c98a2bf5feeaa92fa16293bc15a;p=libdcp.git

diff --git a/src/sound_asset.h b/src/sound_asset.h
index 0327adf4..968f7dde 100644
--- a/src/sound_asset.h
+++ b/src/sound_asset.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -17,18 +17,74 @@
 
 */
 
-#include "asset.h"
+/** @file  src/sound_asset.h
+ *  @brief SoundAsset class
+ */
 
-namespace libdcp
+#ifndef LIBDCP_SOUND_ASSET_H
+#define LIBDCP_SOUND_ASSET_H
+
+#include "mxf.h"
+#include "types.h"
+#include "metadata.h"
+
+namespace dcp
 {
 
-/** An asset made up of WAV files */
-class SoundAsset : public Asset
+class SoundFrame;
+class SoundAssetWriter;
+
+/** @class SoundAsset
+ *  @brief Representation of a sound asset
+ */
+class SoundAsset : public Asset, public MXF
 {
 public:
-	SoundAsset (std::list<std::string> const &, std::string, int, int);
+	SoundAsset (boost::filesystem::path file);
+	SoundAsset (Fraction edit_rate, int sampling_rate, int channels);
+
+	boost::shared_ptr<SoundAssetWriter> start_write (boost::filesystem::path file, Standard standard);
+
+	bool equals (
+		boost::shared_ptr<const Asset> other,
+		EqualityOptions opt,
+		NoteHandler note
+		) const;
+
+	boost::shared_ptr<const SoundFrame> get_frame (int n) const;
+
+	/** @return number of channels */
+	int channels () const {
+		return _channels;
+	}
 
-	void write_to_cpl (std::ostream &) const;
+	/** @return sampling rate in Hz */
+	int sampling_rate () const {
+		return _sampling_rate;
+	}
+
+	Fraction edit_rate () const {
+		return _edit_rate;
+	}
+
+	int64_t intrinsic_duration () const {
+		return _intrinsic_duration;
+	}
+
+private:
+	friend class SoundAssetWriter;
+
+	std::string pkl_type (Standard standard) const;
+
+	Fraction _edit_rate;
+	/** The total length of this content in video frames.  The amount of
+	 *  content presented may be less than this.
+	 */
+	int64_t _intrinsic_duration;
+	int _channels;      ///< number of channels
+	int _sampling_rate; ///< sampling rate in Hz
 };
 
 }
+
+#endif