/*
- Copyright (C) 2012-2013 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
*/
+/** @file src/picture_asset_writer.h
+ * @brief PictureAssetWriter and FrameInfo classes.
+ */
+
+#ifndef LIBDCP_PICTURE_ASSET_WRITER_H
+#define LIBDCP_PICTURE_ASSET_WRITER_H
+
+#include "metadata.h"
+#include "types.h"
+#include "asset_writer.h"
+#include <boost/shared_ptr.hpp>
+#include <boost/utility.hpp>
#include <stdint.h>
#include <string>
#include <fstream>
-#include <boost/shared_ptr.hpp>
-#include <boost/utility.hpp>
-#include "metadata.h"
-#include "types.h"
-namespace libdcp {
+namespace dcp {
-class PictureAsset;
+class PictureAsset;
+/** @class FrameInfo
+ * @brief Information about a single frame (either a monoscopic frame or a left *or* right eye stereoscopic frame)
+ */
struct FrameInfo
{
+ FrameInfo ()
+ : offset (0)
+ , size (0)
+ {}
+
FrameInfo (uint64_t o, uint64_t s, std::string h)
: offset (o)
, size (s)
, hash (h)
{}
- FrameInfo (std::istream& s);
-
- void write (std::ostream& s);
-
uint64_t offset;
uint64_t size;
std::string hash;
};
-class PictureAssetWriter : public boost::noncopyable
+/** @class PictureAssetWriter
+ * @brief Parent class for classes which write picture assets.
+ */
+class PictureAssetWriter : public AssetWriter
{
public:
- virtual ~PictureAssetWriter () {}
virtual FrameInfo write (uint8_t *, int) = 0;
- virtual void finalize () = 0;
virtual void fake_write (int) = 0;
-
+
protected:
template <class P, class Q>
- friend void start (PictureAssetWriter *, boost::shared_ptr<P>, Q *, uint8_t *, int);
-
- PictureAssetWriter (PictureAsset *, bool);
-
- PictureAsset* _asset;
-
- /** Number of picture frames written to the asset so far. For stereo assets
- * this will be incremented for each eye (i.e. there will be twice the number
- * of frames as in a mono asset).
- */
- int _frames_written;
- bool _started;
- /** true if finalize() has been called */
- bool _finalized;
+ friend void start (PictureAssetWriter *, boost::shared_ptr<P>, Standard, Q *, uint8_t *, int);
+
+ PictureAssetWriter (PictureAsset *, boost::filesystem::path, Standard standard, bool);
+
+ PictureAsset* _picture_asset;
+ Standard _standard;
bool _overwrite;
};
}
+
+#endif