/*
- Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of libdcp.
+
+ libdcp is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ libdcp is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
+ along with libdcp. If not, see <http://www.gnu.org/licenses/>.
+
+ In addition, as a special exception, the copyright holders give
+ permission to link the code of portions of this program with the
+ OpenSSL library under certain conditions as described in each
+ individual source file, and distribute linked combinations
+ including the two.
+
+ You must obey the GNU General Public License in all respects
+ for all of the code used other than OpenSSL. If you modify
+ file(s) with this exception, you may extend this exception to your
+ version of the file(s), but you are not obligated to do so. If you
+ do not wish to do so, delete this exception statement from your
+ version. If you delete this exception statement from all source
+ files in the program, then also delete it here.
*/
+
/** @file src/sound_asset_writer.h
- * @brief SoundAssetWriter class.
+ * @brief SoundAssetWriter class
*/
+
#include "asset_writer.h"
+#include "fsk.h"
#include "types.h"
-#include <boost/shared_ptr.hpp>
+#include "sound_frame.h"
+#include <memory>
#include <boost/filesystem.hpp>
+#include <boost/shared_array.hpp>
+
+
+struct sync_test1;
+
namespace dcp {
-class SoundFrame;
+
class SoundAsset;
+
/** @class SoundAssetWriter
* @brief A helper class for writing to SoundAssets.
*
class SoundAssetWriter : public AssetWriter
{
public:
+ /** @param data Pointer an array of float pointers, one for each channel.
+ * @param frames Number of frames i.e. number of floats that are given for each channel.
+ */
void write (float const * const *, int);
- void finalize ();
+
+ bool finalize ();
private:
friend class SoundAsset;
+ friend struct ::sync_test1;
- SoundAssetWriter (SoundAsset *, boost::filesystem::path, Standard standard);
+ SoundAssetWriter (SoundAsset *, boost::filesystem::path, std::vector<Channel> active_channels, bool sync);
+ void start ();
void write_current_frame ();
+ std::vector<bool> create_sync_packets ();
/* do this with an opaque pointer so we don't have to include
ASDCP headers
*/
-
+
struct ASDCPState;
- boost::shared_ptr<ASDCPState> _state;
+ std::shared_ptr<ASDCPState> _state;
- SoundAsset* _sound_asset;
- int _frame_buffer_offset;
+ SoundAsset* _asset = nullptr;
+ int _frame_buffer_offset = 0;
+
+ /** true to ignore any signal passed to write() on channel 14 and instead write a sync track */
+ bool _sync = false;
+ /** index of the sync packet (0-3) which starts the next edit unit */
+ int _sync_packet = 0;
+ FSK _fsk;
+
+ std::vector<Channel> _active_channels;
};
}
-