1 files changed, 111 insertions, 0 deletions
diff --git a/src/mono_picture_asset_writer.cc b/src/mono_picture_asset_writer.cc
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+++ b/src/mono_picture_asset_writer.cc
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+/*
+    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
+    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,
+    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.
+
+*/
+
+/** @file  src/mono_picture_asset_writer.cc
+ *  @brief MonoPictureAssetWriter class
+ */
+
+#include "AS_DCP.h"
+#include "KM_fileio.h"
+#include "mono_picture_asset_writer.h"
+#include "exceptions.h"
+#include "picture_asset.h"
+#include "dcp_assert.h"
+
+#include "picture_asset_writer_common.cc"
+
+using std::istream;
+using std::ostream;
+using std::string;
+using boost::shared_ptr;
+using namespace dcp;
+
+struct MonoPictureAssetWriter::ASDCPState : public ASDCPStateBase
+{
+	ASDCP::JP2K::MXFWriter mxf_writer;
+};
+
+/** @param a Asset to write to.  `a' must not be deleted while
+ *  this writer class still exists, or bad things will happen.
+ */
+MonoPictureAssetWriter::MonoPictureAssetWriter (PictureAsset* asset, boost::filesystem::path file, Standard standard, bool overwrite)
+	: PictureAssetWriter (asset, file, standard, overwrite)
+	, _state (new MonoPictureAssetWriter::ASDCPState)
+{
+
+}
+
+void
+MonoPictureAssetWriter::start (uint8_t* data, int size)
+{
+	dcp::start (this, _state, _standard, _picture_asset, data, size);
+	_picture_asset->set_frame_rate (_picture_asset->edit_rate());
+}
+
+FrameInfo
+MonoPictureAssetWriter::write (uint8_t* data, int size)
+{
+	DCP_ASSERT (!_finalized);
+
+	if (!_started) {
+		start (data, size);
+	}
+
+ 	if (ASDCP_FAILURE (_state->j2k_parser.OpenReadFrame (data, size, _state->frame_buffer))) {
+ 		boost::throw_exception (MiscError ("could not parse J2K frame"));
+ 	}
+
+	uint64_t const before_offset = _state->mxf_writer.Tell ();
+
+	string hash;
+	ASDCP::Result_t const r = _state->mxf_writer.WriteFrame (_state->frame_buffer, _encryption_context, 0, &hash);
+	if (ASDCP_FAILURE (r)) {
+		boost::throw_exception (MXFFileError ("error in writing video MXF", _file.string(), r));
+	}
+
+	++_frames_written;
+	return FrameInfo (before_offset, _state->mxf_writer.Tell() - before_offset, hash);
+}
+
+void
+MonoPictureAssetWriter::fake_write (int size)
+{
+	DCP_ASSERT (_started);
+	DCP_ASSERT (!_finalized);
+
+	Kumu::Result_t r = _state->mxf_writer.FakeWriteFrame (size);
+	if (ASDCP_FAILURE (r)) {
+		boost::throw_exception (MXFFileError ("error in writing video MXF", _file.string(), r));
+	}
+
+	++_frames_written;
+}
+
+void
+MonoPictureAssetWriter::finalize ()
+{
+	Kumu::Result_t r = _state->mxf_writer.Finalize();
+	if (ASDCP_FAILURE (r)) {
+		boost::throw_exception (MXFFileError ("error in finalizing video MXF", _file.string(), r));
+	}
+
+	_picture_asset->_intrinsic_duration = _frames_written;
+	PictureAssetWriter::finalize ();
+}
+