2 Copyright (C) 2012 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 /** @file src/format.h
21 * @brief Class to describe a format (aspect ratio) that a Film should
30 * @brief Class to describe a format (aspect ratio) that a Film should
36 Format (int, Size, std::string, std::string);
38 /** @return the aspect ratio multiplied by 100
39 * (e.g. 239 for Cinemascope 2.39:1)
41 int ratio_as_integer () const {
45 /** @return the ratio as a floating point number */
46 float ratio_as_float () const {
47 return _ratio / 100.0;
50 /** @return size in pixels of the images that we should
51 * put in a DCP for this ratio. This size will not correspond
52 * to the ratio when we are doing things like 16:9 in a Flat frame.
54 Size dcp_size () const {
58 std::string id () const {
62 /** @return Full name to present to the user */
63 std::string name () const;
65 /** @return Nickname (e.g. Flat, Scope) */
66 std::string nickname () const {
70 std::string as_metadata () const;
72 int dcp_padding () const;
74 static Format const * from_ratio (int);
75 static Format const * from_nickname (std::string n);
76 static Format const * from_metadata (std::string m);
77 static Format const * from_index (int i);
78 static Format const * from_id (std::string i);
79 static int as_index (Format const * f);
80 static std::vector<Format const *> all ();
81 static void setup_formats ();
85 /** Ratio expressed as the actual ratio multiplied by 100 */
87 /** Size in pixels of the images that we should
88 * put in a DCP for this ratio. This size will not correspond
89 * to the ratio when we are doing things like 16:9 in a Flat frame.
92 /** id for use in metadata */
94 /** nickname (e.g. Flat, Scope) */
95 std::string _nickname;
97 /** all available formats */
98 static std::vector<Format const *> _formats;