2 Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "j2k_image_proxy.h"
21 #include "dcpomatic_socket.h"
23 #include "encoded_data.h"
24 #include <dcp/raw_convert.h>
25 #include <dcp/mono_picture_frame.h>
26 #include <dcp/stereo_picture_frame.h>
27 #include <dcp/colour_conversion.h>
28 #include <dcp/rgb_xyz.h>
29 #include <libcxml/cxml.h>
34 using boost::shared_ptr;
35 using boost::optional;
37 /** Construct a J2KImageProxy from a JPEG2000 file */
38 J2KImageProxy::J2KImageProxy (boost::filesystem::path path, dcp::Size size)
39 : _mono (new dcp::MonoPictureFrame (path))
45 J2KImageProxy::J2KImageProxy (shared_ptr<const dcp::MonoPictureFrame> frame, dcp::Size size)
52 J2KImageProxy::J2KImageProxy (shared_ptr<const dcp::StereoPictureFrame> frame, dcp::Size size, dcp::Eye eye)
60 J2KImageProxy::J2KImageProxy (shared_ptr<cxml::Node> xml, shared_ptr<Socket> socket)
62 _size = dcp::Size (xml->number_child<int> ("Width"), xml->number_child<int> ("Height"));
63 if (xml->optional_number_child<int> ("Eye")) {
64 _eye = static_cast<dcp::Eye> (xml->number_child<int> ("Eye"));
65 int const left_size = xml->number_child<int> ("LeftSize");
66 int const right_size = xml->number_child<int> ("RightSize");
67 shared_ptr<dcp::StereoPictureFrame> f (new dcp::StereoPictureFrame ());
68 socket->read (f->left_j2k_data(), left_size);
69 socket->read (f->right_j2k_data(), right_size);
72 int const size = xml->number_child<int> ("Size");
73 shared_ptr<dcp::MonoPictureFrame> f (new dcp::MonoPictureFrame ());
74 socket->read (f->j2k_data (), size);
80 J2KImageProxy::image (optional<dcp::NoteHandler> note) const
82 shared_ptr<Image> image (new Image (PIX_FMT_RGB48LE, _size, true));
85 dcp::xyz_to_rgb (_mono->xyz_image (), dcp::ColourConversion::xyz_to_srgb(), image->data()[0], image->stride()[0], note);
87 dcp::xyz_to_rgb (_stereo->xyz_image (_eye), dcp::ColourConversion::xyz_to_srgb(), image->data()[0], image->stride()[0], note);
94 J2KImageProxy::add_metadata (xmlpp::Node* node) const
96 node->add_child("Type")->add_child_text (N_("J2K"));
97 node->add_child("Width")->add_child_text (dcp::raw_convert<string> (_size.width));
98 node->add_child("Height")->add_child_text (dcp::raw_convert<string> (_size.height));
100 node->add_child("Eye")->add_child_text (dcp::raw_convert<string> (_eye));
101 node->add_child("LeftSize")->add_child_text (dcp::raw_convert<string> (_stereo->left_j2k_size ()));
102 node->add_child("RightSize")->add_child_text (dcp::raw_convert<string> (_stereo->right_j2k_size ()));
104 node->add_child("Size")->add_child_text (dcp::raw_convert<string> (_mono->j2k_size ()));
109 J2KImageProxy::send_binary (shared_ptr<Socket> socket) const
112 socket->write (_mono->j2k_data(), _mono->j2k_size ());
114 socket->write (_stereo->left_j2k_data(), _stereo->left_j2k_size ());
115 socket->write (_stereo->right_j2k_data(), _stereo->right_j2k_size ());
119 shared_ptr<EncodedData>
120 J2KImageProxy::j2k () const
123 return shared_ptr<EncodedData> (new EncodedData (_mono->j2k_data(), _mono->j2k_size()));
125 if (_eye == dcp::EYE_LEFT) {
126 return shared_ptr<EncodedData> (new EncodedData (_stereo->left_j2k_data(), _stereo->left_j2k_size()));
128 return shared_ptr<EncodedData> (new EncodedData (_stereo->right_j2k_data(), _stereo->right_j2k_size()));