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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file src/format.cc
* @brief Class to describe a format (aspect ratio) that a Film should
* be shown in.
*/
#include <sstream>
#include <cstdlib>
#include <cassert>
#include <iomanip>
#include <iostream>
#include "format.h"
#include "film.h"
#include "playlist.h"
#include "i18n.h"
using std::string;
using std::setprecision;
using std::stringstream;
using std::vector;
using boost::shared_ptr;
using libdcp::Size;
vector<Format const *> Format::_formats;
/** @return A name to be presented to the user */
string
Format::name () const
{
stringstream s;
if (!_nickname.empty ()) {
s << _nickname << N_(" (");
}
s << setprecision(3) << ratio() << N_(":1");
if (!_nickname.empty ()) {
s << N_(")");
}
return s.str ();
}
/** Fill our _formats vector with all available formats */
void
Format::setup_formats ()
{
/// TRANSLATORS: these are film picture aspect ratios; "Academy" means 1.37, "Flat" 1.85 and "Scope" 2.39.
_formats.push_back (new Format (libdcp::Size (1285, 1080), "119", _("1.19")));
_formats.push_back (new Format (libdcp::Size (1436, 1080), "133", _("4:3")));
_formats.push_back (new Format (libdcp::Size (1485, 1080), "138", _("1.375")));
_formats.push_back (new Format (libdcp::Size (1480, 1080), "137", _("Academy")));
_formats.push_back (new Format (libdcp::Size (1793, 1080), "166", _("1.66")));
_formats.push_back (new Format (libdcp::Size (1920, 1080), "178", _("16:9")));
_formats.push_back (new Format (libdcp::Size (1998, 1080), "185", _("Flat")));
_formats.push_back (new Format (libdcp::Size (2048, 858), "239", _("Scope")));
_formats.push_back (new Format (libdcp::Size (2048, 1080), "full-frame", _("Full frame")));
}
/** @param n Nickname.
* @return Matching Format, or 0.
*/
Format const *
Format::from_nickname (string n)
{
vector<Format const *>::iterator i = _formats.begin ();
while (i != _formats.end() && (*i)->nickname() != n) {
++i;
}
if (i == _formats.end ()) {
return 0;
}
return *i;
}
/** @param i Id.
* @return Matching Format, or 0.
*/
Format const *
Format::from_id (string i)
{
vector<Format const *>::iterator j = _formats.begin ();
while (j != _formats.end() && (*j)->id() != i) {
++j;
}
if (j == _formats.end ()) {
return 0;
}
return *j;
}
/** @return All available formats */
vector<Format const *>
Format::all ()
{
return _formats;
}
float
Format::ratio () const
{
return static_cast<float> (_dcp_size.width) / _dcp_size.height;
}
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