2 Copyright (C) 2012-2015 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 "encoded_data.h"
22 #include "exceptions.h"
24 #include "dcpomatic_socket.h"
28 using boost::shared_ptr;
30 EncodedData::EncodedData (int s)
31 : _data (new uint8_t[s])
37 EncodedData::EncodedData (uint8_t const * d, int s)
38 : _data (new uint8_t[s])
44 EncodedData::EncodedData (boost::filesystem::path file)
46 _size = boost::filesystem::file_size (file);
47 _data = new uint8_t[_size];
49 FILE* f = fopen_boost (file, "rb");
51 throw FileError (_("could not open file for reading"), file);
54 size_t const r = fread (_data, 1, _size, f);
55 if (r != size_t (_size)) {
57 throw FileError (_("could not read encoded data"), file);
64 EncodedData::~EncodedData ()
69 /** Write this data to a J2K file.
71 * @param frame DCP frame index.
74 EncodedData::write (shared_ptr<const Film> film, int frame, Eyes eyes) const
76 boost::filesystem::path const tmp_j2c = film->j2c_path (frame, eyes, true);
78 FILE* f = fopen_boost (tmp_j2c, "wb");
81 throw WriteFileError (tmp_j2c, errno);
84 fwrite (_data, 1, _size, f);
87 boost::filesystem::path const real_j2c = film->j2c_path (frame, eyes, false);
89 /* Rename the file from foo.j2c.tmp to foo.j2c now that it is complete */
90 boost::filesystem::rename (tmp_j2c, real_j2c);
94 EncodedData::write_info (shared_ptr<const Film> film, int frame, Eyes eyes, dcp::FrameInfo info) const
96 FILE* file = fopen_boost (film->info_file(), "ab");
98 throw OpenFileError (film->info_file ());
100 write_frame_info (file, frame, eyes, info);
104 /** Send this data to a socket.
105 * @param socket Socket
108 EncodedData::send (shared_ptr<Socket> socket)
110 socket->write (_size);
111 socket->write (_data, _size);
114 LocallyEncodedData::LocallyEncodedData (uint8_t* d, int s)
117 memcpy (_data, d, s);
120 /** @param s Size of data in bytes */
121 RemotelyEncodedData::RemotelyEncodedData (int s)