/*
- Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2015-2021 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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,
+ DCP-o-matic 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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
+
#include "image_proxy.h"
+#include <dcp/array_data.h>
#include <dcp/util.h>
-#include <dcp/data.h>
+#include <boost/thread/mutex.hpp>
+
namespace dcp {
class MonoPictureFrame;
class StereoPictureFrame;
}
+
class J2KImageProxy : public ImageProxy
{
public:
- J2KImageProxy (boost::filesystem::path path, dcp::Size);
- J2KImageProxy (boost::shared_ptr<const dcp::MonoPictureFrame> frame, dcp::Size);
- J2KImageProxy (boost::shared_ptr<const dcp::StereoPictureFrame> frame, dcp::Size, dcp::Eye);
- J2KImageProxy (boost::shared_ptr<cxml::Node> xml, boost::shared_ptr<Socket> socket);
-
- boost::shared_ptr<Image> image (boost::optional<dcp::NoteHandler> note = boost::optional<dcp::NoteHandler> ()) const;
- void add_metadata (xmlpp::Node *) const;
- void send_binary (boost::shared_ptr<Socket>) const;
+ J2KImageProxy (boost::filesystem::path path, dcp::Size, AVPixelFormat pixel_format);
+
+ J2KImageProxy (
+ std::shared_ptr<const dcp::MonoPictureFrame> frame,
+ dcp::Size,
+ AVPixelFormat pixel_format,
+ boost::optional<int> forced_reduction
+ );
+
+ J2KImageProxy (
+ std::shared_ptr<const dcp::StereoPictureFrame> frame,
+ dcp::Size,
+ dcp::Eye,
+ AVPixelFormat pixel_format,
+ boost::optional<int> forced_reduction
+ );
+
+ J2KImageProxy (std::shared_ptr<cxml::Node> xml, std::shared_ptr<Socket> socket);
+
+ /* For tests */
+ J2KImageProxy (dcp::ArrayData data, dcp::Size size, AVPixelFormat pixel_format);
+
+ Result image (
+ Image::Alignment alignment,
+ boost::optional<dcp::Size> size = boost::optional<dcp::Size> ()
+ ) const override;
+
+ void add_metadata (xmlpp::Node *) const override;
+ void write_to_socket (std::shared_ptr<Socket> override) const override;
/** @return true if our image is definitely the same as another, false if it is probably not */
- bool same (boost::shared_ptr<const ImageProxy>) const;
- AVPixelFormat pixel_format () const;
+ bool same (std::shared_ptr<const ImageProxy>) const override;
+ int prepare (Image::Alignment alignment, boost::optional<dcp::Size> = boost::optional<dcp::Size>()) const override;
- dcp::Data j2k () const {
+ std::shared_ptr<const dcp::Data> j2k () const {
return _data;
}
return _size;
}
-private:
- friend struct client_server_test_j2k;
+ boost::optional<dcp::Eye> eye () const {
+ return _eye;
+ }
- /* For tests */
- J2KImageProxy (dcp::Data data, dcp::Size size);
- void ensure_j2k () const;
+ size_t memory_used () const override;
- dcp::Data _data;
+private:
+ std::shared_ptr<const dcp::Data> _data;
dcp::Size _size;
boost::optional<dcp::Eye> _eye;
- mutable boost::shared_ptr<dcp::OpenJPEGImage> _j2k;
+ mutable std::shared_ptr<Image> _image;
+ mutable boost::optional<dcp::Size> _target_size;
+ mutable boost::optional<int> _reduce;
+ AVPixelFormat _pixel_format;
+ mutable boost::mutex _mutex;
+ boost::optional<int> _forced_reduction;
+ /** true if an error occurred while decoding the JPEG2000 data, false if not */
+ mutable bool _error;
};