Support MPEG2 compression.v1.9.6

1 files changed, 68 insertions, 0 deletions

diff --git a/src/mono_mpeg2_picture_asset_writer.h b/src/mono_mpeg2_picture_asset_writer.h
new file mode 100644
index 00000000..bf7a6cc9
--- /dev/null
+++ b/src/mono_mpeg2_picture_asset_writer.h
@@ -0,0 +1,68 @@
+/*
+    Copyright (C) 2024 Carl Hetherington <cth@carlh.net>
+
+    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.
+
+    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 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.
+*/
+
+
+#include "mpeg2_picture_asset_writer.h"
+
+
+#include "mpeg2_picture_asset_writer_common.cc"
+
+
+namespace dcp {
+
+
+class MonoMPEG2PictureAsset;
+
+
+class MonoMPEG2PictureAssetWriter : public MPEG2PictureAssetWriter
+{
+public:
+	~MonoMPEG2PictureAssetWriter();
+
+	MPEG2FrameInfo write(uint8_t const *, int) override;
+	void fake_write(MPEG2FrameInfo const& info) override;
+	bool finalize() override;
+
+private:
+	friend class MonoMPEG2PictureAsset;
+
+	MonoMPEG2PictureAssetWriter(MPEG2PictureAsset* asset, boost::filesystem::path file, bool overwrite);
+
+	void start(uint8_t const *, int);
+
+	struct ASDCPState;
+	std::shared_ptr<ASDCPState> _state;
+};
+
+
+}