2 Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef DCPOMATIC_TYPES_H
22 #define DCPOMATIC_TYPES_H
27 #include <boost/shared_ptr.hpp>
45 /** The version number of the protocol used to communicate
46 * with servers. Intended to be bumped when incompatibilities
47 * are introduced. v2 uses 64+n
49 #define SERVER_LINK_VERSION (64+0)
51 /** A film of F seconds at f FPS will be Ff frames;
52 Consider some delta FPS d, so if we run the same
53 film at (f + d) FPS it will last F(f + d) seconds.
55 Hence the difference in length over the length of the film will
56 be F(f + d) - Ff frames
61 So if we accept a difference of 1 frame, ie 1/f seconds, we can
68 So for a 3hr film, ie F = 3 * 60 * 60 = 10800, the acceptable
69 FPS error is 1/F ~= 0.0001 ~= 1e-4
71 #define VIDEO_FRAME_RATE_EPSILON (1e-4)
73 /** Port on which EncodeServer listens for frame encoding requests */
74 #define ENCODE_FRAME_PORT (Config::instance()->server_port_base())
75 /** Port on which EncodeServer listens for DCPOMATIC_HELLO from masters */
76 #define HELLO_PORT (Config::instance()->server_port_base()+1)
77 /** Port on which EncodeServerFinder in the main DCP-o-matic listens for replies to DCPOMATIC_HELLO from servers */
78 #define MAIN_SERVER_PRESENCE_PORT (Config::instance()->server_port_base()+2)
79 /** Port on which EncodeServerFinder in the batch converter listens for replies to DCPOMATIC_HELLO from servers */
80 #define BATCH_SERVER_PRESENCE_PORT (Config::instance()->server_port_base()+3)
81 /** Port on which batch converter listens for job requests */
82 #define BATCH_JOB_PORT (Config::instance()->server_port_base()+4)
83 /** Port on which player listens for play requests */
84 #define PLAYER_PLAY_PORT (Config::instance()->server_port_base()+5)
86 typedef std::vector<boost::shared_ptr<Content> > ContentList;
87 typedef std::vector<boost::shared_ptr<FFmpegContent> > FFmpegContentList;
89 typedef int64_t Frame;
94 /** `True' 3D content, e.g. 3D DCPs */
96 VIDEO_FRAME_TYPE_3D_LEFT_RIGHT,
97 VIDEO_FRAME_TYPE_3D_TOP_BOTTOM,
98 VIDEO_FRAME_TYPE_3D_ALTERNATE,
99 /** This content is all the left frames of some 3D */
100 VIDEO_FRAME_TYPE_3D_LEFT,
101 /** This content is all the right frames of some 3D */
102 VIDEO_FRAME_TYPE_3D_RIGHT
105 std::string video_frame_type_to_string (VideoFrameType);
106 VideoFrameType string_to_video_frame_type (std::string);
128 REELTYPE_BY_VIDEO_CONTENT,
132 /** Type of captions.
134 * The generally accepted definitions seem to be:
135 * - subtitles: text for an audience who doesn't speak the film's language
136 * - captions: text for a hearing-impaired audience
138 * - closed: only visible by some audience members
140 * At the moment DoM supports open subtitles and closed captions.
142 * There is some use of the word `subtitle' in the code which may mean
143 * caption in some contexts.
153 extern std::string text_type_to_string (TextType t);
154 extern std::string text_type_to_name (TextType t);
155 extern TextType string_to_text_type (std::string s);
158 * @brief A description of the crop of an image or video.
162 Crop () : left (0), right (0), top (0), bottom (0) {}
163 Crop (int l, int r, int t, int b) : left (l), right (r), top (t), bottom (b) {}
164 explicit Crop (boost::shared_ptr<cxml::Node>);
166 /** Number of pixels to remove from the left-hand side */
168 /** Number of pixels to remove from the right-hand side */
170 /** Number of pixels to remove from the top */
172 /** Number of pixels to remove from the bottom */
175 dcp::Size apply (dcp::Size s, int minimum = 4) const {
176 s.width -= left + right;
177 s.height -= top + bottom;
179 if (s.width < minimum) {
183 if (s.height < minimum) {
190 void as_xml (xmlpp::Node *) const;
195 CPLSummary (std::string d, std::string i, std::string a, boost::filesystem::path f)
198 , cpl_annotation_text (a)
202 std::string dcp_directory;
204 std::string cpl_annotation_text;
205 boost::filesystem::path cpl_file;
208 extern bool operator== (Crop const & a, Crop const & b);
209 extern bool operator!= (Crop const & a, Crop const & b);
216 std::string resolution_to_string (Resolution);
217 Resolution string_to_resolution (std::string);