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.
21 * @brief Miscellaneous types.
24 #ifndef LIBDCP_TYPES_H
25 #define LIBDCP_TYPES_H
30 /** Identifier for a sound channel */
34 CENTRE = 2, ///< centre
35 LFE = 3, ///< low-frequency effects (sub)
36 LS = 4, ///< left surround
37 RS = 5, ///< right surround
38 CHANNEL_7 = 6, ///< channel 7; not sure what this should be called
39 CHANNEL_8 = 7 ///< channel 8; not sure what this should be called
52 PUBLIC_SERVICE_ANNOUNCEMENT,
63 extern std::string effect_to_string (Effect e);
64 extern Effect string_to_effect (std::string s);
73 extern std::string valign_to_string (VAlign a);
74 extern VAlign string_to_valign (std::string s);
85 Fraction () : numerator (0), denominator (0) {}
86 Fraction (std::string s);
87 Fraction (int n, int d) : numerator (n), denominator (d) {}
93 extern bool operator== (Fraction const & a, Fraction const & b);
94 extern bool operator!= (Fraction const & a, Fraction const & b);
96 struct EqualityOptions {
98 : max_mean_pixel_error (0)
99 , max_std_dev_pixel_error (0)
100 , max_audio_sample_error (0)
103 double max_mean_pixel_error;
104 double max_std_dev_pixel_error;
105 int max_audio_sample_error;
109 * @brief An RGB color (aka colour).
115 Color (int r_, int g_, int b_);
116 Color (std::string argb_hex);
118 int r; ///< red component, from 0 to 255
119 int g; ///< green component, from 0 to 255
120 int b; ///< blue component, from 0 to 255
122 std::string to_argb_string () const;
125 extern bool operator== (Color const & a, Color const & b);
126 extern bool operator!= (Color const & a, Color const & b);
127 extern std::ostream & operator<< (std::ostream & s, Color const & c);