ardour/gtk2_ardour/normalize_dialog.cc

163 lines
4.5 KiB
C++

/*
Copyright (C) 2010 Paul Davis
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.
*/
#include <gtkmm/table.h>
#include <gtkmm/label.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/radiobutton.h>
#include <gtkmm/stock.h>
#include <gtkmm/progressbar.h>
#include "normalize_dialog.h"
#include "pbd/i18n.h"
using namespace Gtk;
double NormalizeDialog::_last_normalization_value = 0;
double NormalizeDialog::_last_rms_target_value = -9;
bool NormalizeDialog::_last_normalize_individually = true;
bool NormalizeDialog::_last_constrain_rms = false;
NormalizeDialog::NormalizeDialog (bool more_than_one)
: ArdourDialog (more_than_one ? _("Normalize regions") : _("Normalize region"))
, _normalize_individually (0)
{
get_vbox()->set_spacing (12);
Table* tbl = manage (new Table);
tbl->set_spacings (6);
tbl->set_border_width (6);
_spin_peak = manage (new SpinButton (0.2, 2));
_spin_peak->set_range (-112, 0);
_spin_peak->set_increments (0.1, 1);
_spin_peak->set_value (_last_normalization_value);
_spin_peak->set_activates_default ();
_constrain_rms = manage (new CheckButton (_("Constrain RMS to:")));
_constrain_rms->set_active (_last_constrain_rms);
_spin_rms = manage (new SpinButton (0.2, 2));
_spin_rms->set_range (-112, 0);
_spin_rms->set_increments (0.1, 1);
_spin_rms->set_value (_last_rms_target_value);
tbl->attach (*manage (new Label (_("Normalize to:"), ALIGN_END)), 0, 1, 0, 1, FILL, SHRINK);
tbl->attach (*_spin_peak, 1, 2, 0, 1, SHRINK, SHRINK);
tbl->attach (*manage (new Label (_("dBFS"))), 2, 3, 0, 1, SHRINK, SHRINK);
tbl->attach (*_constrain_rms, 0, 1, 1, 2, SHRINK, SHRINK);
tbl->attach (*_spin_rms, 1, 2, 1, 2, SHRINK, SHRINK);
tbl->attach (*manage (new Label (_("dBFS"))), 2, 3, 1, 2, SHRINK, SHRINK);
get_vbox()->pack_start (*tbl);
if (more_than_one) {
RadioButtonGroup group;
VBox* vbox = manage (new VBox);
_normalize_individually = manage (new RadioButton (group, _("Normalize each region using its own peak value")));
vbox->pack_start (*_normalize_individually);
RadioButton* b = manage (new RadioButton (group, _("Normalize each region using the peak value of all regions")));
vbox->pack_start (*b);
_normalize_individually->set_active (_last_normalize_individually);
b->set_active (!_last_normalize_individually);
get_vbox()->pack_start (*vbox);
}
_progress_bar = manage (new ProgressBar);
get_vbox()->pack_start (*_progress_bar);
update_sensitivity ();
show_all ();
_progress_bar->hide ();
add_button (Stock::CANCEL, RESPONSE_CANCEL);
add_button (_("Normalize"), RESPONSE_ACCEPT);
set_default_response (RESPONSE_ACCEPT);
_constrain_rms->signal_toggled ().connect (sigc::mem_fun (*this, &NormalizeDialog::update_sensitivity));
signal_response().connect (sigc::mem_fun (*this, &NormalizeDialog::button_clicked));
}
void
NormalizeDialog::update_sensitivity ()
{
_spin_rms->set_sensitive (constrain_rms ());
}
bool
NormalizeDialog::normalize_individually () const
{
if (_normalize_individually == 0) {
return true;
}
return _normalize_individually->get_active ();
}
bool
NormalizeDialog::constrain_rms () const
{
return _constrain_rms->get_active ();
}
double
NormalizeDialog::target_peak () const
{
return _spin_peak->get_value ();
}
double
NormalizeDialog::target_rms () const
{
return _spin_rms->get_value ();
}
void
NormalizeDialog::update_progress_gui (float p)
{
/* Normalization is run inside the GUI thread, so we can directly
* update the progress bar when notified about progress.
*/
_progress_bar->show ();
_progress_bar->set_fraction (p);
}
int
NormalizeDialog::run ()
{
int const r = ArdourDialog::run ();
_last_normalization_value = target_peak ();
_last_rms_target_value = target_rms ();
_last_constrain_rms = constrain_rms ();
if (_normalize_individually) {
_last_normalize_individually = _normalize_individually->get_active ();
}
return r;
}
void
NormalizeDialog::button_clicked (int r)
{
if (r == RESPONSE_CANCEL) {
cancel ();
}
}