2 Copyright (C) 2014 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 #include <wx/spinctrl.h>
22 #include "audio_gain_dialog.h"
25 AudioGainDialog::AudioGainDialog (wxWindow* parent, int c, int d, float v)
26 : TableDialog (parent, _("Channel gain"), 3, 1, true)
28 add (wxString::Format (_("Gain for content channel %d in DCP channel %d"), c + 1, d + 1), false);
29 _gain = add (new wxSpinCtrlDouble (this));
32 _gain->SetRange (-144, 0);
34 _gain->SetIncrement (0.1);
36 _gain->SetValue (20 * log10 (v));
42 AudioGainDialog::value () const
44 if (_gain->GetValue() <= -144) {
48 return pow (10, _gain->GetValue () / 20);