2 Copyright (C) 2012-2019 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 #include "gain_calculator_dialog.h"
23 #include "lib/cinema_sound_processor.h"
26 using boost::optional;
29 GainCalculatorDialog::GainCalculatorDialog (wxWindow* parent)
30 : TableDialog (parent, _("Gain Calculator"), 2, 1, true)
32 add (_("Sound processor"), true);
33 _processor = add (new wxChoice(this, wxID_ANY));
35 add (_("I want to play this back at fader"), true);
36 _wanted = add (new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, wxDefaultSize, 0, wxTextValidator (wxFILTER_NUMERIC)));
38 add (_("But I have to use fader"), true);
39 _actual = add (new wxTextCtrl (this, wxID_ANY, wxT (""), wxDefaultPosition, wxDefaultSize, 0, wxTextValidator (wxFILTER_NUMERIC)));
41 for (auto i: CinemaSoundProcessor::all()) {
42 _processor->Append (std_to_wx(i->name()));
45 _processor->SetSelection (0);
51 GainCalculatorDialog::db_change () const
53 if (_wanted->GetValue().IsEmpty() || _actual->GetValue().IsEmpty()) {
57 auto relaxed_string_to_float = [](std::string s) {
59 boost::algorithm::replace_all(s, ",", ".");
60 return boost::lexical_cast<float>(s);
61 } catch (boost::bad_lexical_cast &) {
62 boost::algorithm::replace_all(s, ".", ",");
63 return boost::lexical_cast<float>(s);
67 return CinemaSoundProcessor::from_index(
68 _processor->GetSelection())->db_for_fader_change(
69 relaxed_string_to_float(wx_to_std(_wanted->GetValue())),
70 relaxed_string_to_float(wx_to_std(_actual->GetValue()))