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livetrax/gtk2_ardour/loudness_dialog.cc

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/*
* Copyright (C) 2020 Robin Gareus <robin@gareus.org>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <gtkmm/label.h>
#include <gtkmm/stock.h>
#include "pbd/unwind.h"
#include "ardour/dB.h"
#include "ardour/plugin_manager.h"
#include "ardour/plugin_insert.h"
#include "ardour/processor.h"
#include "ardour/session.h"
#include "ardour/export_channel_configuration.h"
#include "ardour/export_filename.h"
#include "ardour/export_format_base.h"
#include "ardour/export_format_specification.h"
#include "ardour/export_handler.h"
#include "ardour/export_status.h"
#include "ardour/export_timespan.h"
#include "gtkmm2ext/menu_elems.h"
#include "gtkmm2ext/utils.h"
#include "widgets/ardour_spacer.h"
#include "widgets/tooltips.h"
#include "ardour_message.h"
#include "export_report.h"
#include "loudness_dialog.h"
#include "ui_config.h"
#include "pbd/i18n.h"
using namespace Gtk;
using namespace ARDOUR;
using namespace ArdourWidgets;
/* https://www.masteringthemix.com/blogs/learn/76296773-mastering-audio-for-soundcloud-itunes-spotify-and-youtube
* https://youlean.co/loudness-standards-full-comparison-table/
*/
LoudnessDialog::LoudnessPreset LoudnessDialog::presets[] =
{
/* | dbFS dBTP LUFS short mom. | FS, TP , int, sht, mom |maxIntg| notes */
{"EBU R128", { false, true, true, false, false}, { 0, -1.0, -23, 0, 0 }, {-22.5, -23.5}}, // +/- 0.5 LUFS
{"EBU R128 S1", { false, true, true, true, false}, { 0, -1.0, -23, -18, 0 }, {-22.5, -23.5}}, // +/- 0.5 LUFS
{"AES Streaming", { false, true, true, false, false}, { 0, -1.0, -18, 0, 0 }, {-16.0, -20.0}}, // min/max Integrated: -20 / -16 LUFS
{"Digital Peak", { true, false, false, false, false}, { 0, 0.0, 0, 0, 0 }, { 0.0, -200.0}},
{"CD", { true, true, true, false, false}, { 0, -0.1, -9, 0, 0 }, { 0.0, -200.0}},
{"Classical", { false, true, false, false, true }, { 0, -1.0, -18, -17, -16 }, {-16.0, -24.0}}, // generic, momentrary based
{"Amazon Music", { false, true, true, false, false}, { 0, -2.0, -14, 0, 0 }, { -9.0, -19.0}}, // -9 to -19 LUFS
{"Apple Music", { false, true, true, false, false}, { 0, -1.0, -16, 0, 0 }, {-15.0, -17.0}}, // (+/- 1.0 LU)
{"Deezer", { false, true, true, false, false}, { 0, -1.0, -15, 0, 0 }, {-14.0, -16.0}}, // -14 to -16 LUFS
{"Soundcloud", { false, true, true, false, false}, { 0, -1.0, -10, 0, 0 }, { -8.0, -13.0}}, // -8 to -13 LUFS
{"Spotify", { false, true, true, false, false}, { 0, -1.0, -14, 0, 0 }, { -8.0, -20.0}}, // Spotify use replay-gain to match -14 or -11 ..
{"Spotify Loud", { false, true, true, false, false}, { 0, -2.0, -11, 0, 0 }, { -5.0, -17.0}}, // .. so the min/max range is arbitrary +/- 6dB
{"Youtube", { false, true, true, false, false}, { 0, -1.0, -14, 0, 0 }, {-13.0, -15.0}}, // -13 to -15 LUFS
};
LoudnessDialog::LoudnessPreset LoudnessDialog::_preset = LoudnessDialog::presets [0];
LoudnessDialog::LoudnessDialog (Session* s, AudioRange const& ar, bool as)
: ArdourDialog (as ? _("Loudness Assistant") : _("Loudness Analyzer and Normalizer"))
, _session (s)
, _range (ar)
, _status (s->get_export_status ())
, _autostart (as)
, _conformity_expander (_("Conformity Analysis"))
, _dbfs_btn (_("Peak:"), ArdourButton::led_default_elements, true)
, _dbtp_btn (_("True Peak:"), ArdourButton::led_default_elements, true)
, _lufs_i_btn (_("Integrated Loudness:"), ArdourButton::led_default_elements, true)
, _lufs_s_btn (_("Max. Short Loudness:"), ArdourButton::led_default_elements, true)
, _lufs_m_btn (_("Max. Momentary Loudness:"), ArdourButton::led_default_elements, true)
, _rt_analysis_button (_("Realtime"), ArdourButton::led_default_elements, true)
, _start_analysis_button (_("Analyze"))
, _show_report_button (_("Show Detailed Report"))
, _custom_pos_button (_("Custom Gain Processor Position"), ArdourButton::led_default_elements, true)
, _dbfs_adjustment ( 0.00, -90.00, 0.00, 0.1, 0.2)
, _dbtp_adjustment ( -1.0, -90.00, 0.00, 0.1, 0.2)
, _lufs_i_adjustment (-23.0, -90.00, 0.00, 0.1, 1.0)
, _lufs_s_adjustment (-20.0, -90.00, 0.00, 0.1, 1.0)
, _lufs_m_adjustment (-17.0, -90.00, 0.00, 0.1, 1.0)
, _dbfs_spinbutton (_dbfs_adjustment, 0.1, 1)
, _dbtp_spinbutton (_dbtp_adjustment, 0.1, 1)
, _lufs_i_spinbutton (_lufs_i_adjustment, 0.1, 1)
, _lufs_s_spinbutton (_lufs_s_adjustment, 0.1, 1)
, _lufs_m_spinbutton (_lufs_m_adjustment, 0.1, 1)
, _gain_out (0)
, _gain_norm (0)
, _ignore_change (false)
{
/* query initial gain */
_gain_out = accurate_coefficient_to_dB (_session->master_volume()->get_value());
_start_analysis_button.set_name ("generic button");
_rt_analysis_button.set_name ("generic button");
_show_report_button.set_name ("generic button");
_custom_pos_button.set_name ("generic button");
_custom_pos_button.set_active (!_session->master_out()->volume_applies_to_output ());
GtkRequisition req = _start_analysis_button.size_request ();
_start_analysis_button.set_size_request (-1, req.height * 1.1);
_rt_analysis_button.set_size_request (-1, req.height * 1.1);
_dbfs_btn.set_name ("generic button");
_dbtp_btn.set_name ("generic button");
_lufs_i_btn.set_name ("generic button");
_lufs_s_btn.set_name ("generic button");
_lufs_m_btn.set_name ("generic button");
_dbfs_btn.set_led_left (true);
_dbtp_btn.set_led_left (true);
_lufs_i_btn.set_led_left (true);
_lufs_s_btn.set_led_left (true);
_lufs_m_btn.set_led_left (true);
_dbfs_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_dbtp_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_lufs_i_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_lufs_s_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_lufs_m_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_delta_dbfs_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_delta_dbtp_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_delta_lufs_i_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_delta_lufs_s_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_delta_lufs_m_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_gain_out_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_gain_norm_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_gain_total_label.modify_font (UIConfiguration::instance().get_NormalMonospaceFont());
_gain_exceeds_label.modify_font (UIConfiguration::instance().get_NormalFont());
#define ROW row, row +1
int row;
Label* l;
Table* t = manage (new Table (12, 4, false));
t->set_spacings (4);
l = manage (new Label (_("<b>Analysis Results</b>"), ALIGN_LEFT));
l->set_use_markup (true);
t->attach (*l, 0, 1, 0, 1);
l = manage (new Label (_("Preset:"), ALIGN_LEFT));
t->attach (*l, 0, 1, 1, 2);
t->attach (_show_report_button, 1, 4, 0, 1);
t->attach (_preset_dropdown, 1, 3, 1, 2);
l = manage (new Label (_("<b>Target</b>"), ALIGN_CENTER));
l->set_use_markup (true);
t->attach (*l, 1, 2, 2, 3);
l = manage (new Label (_("<b>Measured</b>"), ALIGN_CENTER));
l->set_use_markup (true);
t->attach (*l, 2, 3, 2, 3);
l = manage (new Label (_("<b>Delta</b>"), ALIGN_CENTER));
l->set_use_markup (true);
t->attach (*l, 3, 4, 2, 3);
row = 3;
t->attach (_dbfs_btn, 0, 1, ROW); ++row;
t->attach (_dbtp_btn, 0, 1, ROW); ++row;
t->attach (_lufs_i_btn, 0, 1, ROW); ++row;
t->attach (_lufs_s_btn, 0, 1, ROW); ++row;
t->attach (_lufs_m_btn, 0, 1, ROW); ++row;
++row; // spacer
l = manage (new Label (_("Gain to normalize:"), ALIGN_LEFT));
t->attach (*l, 0, 1, ROW); ++row;
l = manage (new Label (_("Previous output gain:"), ALIGN_LEFT));
t->attach (*l, 0, 1, ROW); ++row;
l = manage (new Label (_("Total gain:"), ALIGN_LEFT));
t->attach (*l, 0, 1, ROW); ++row;
row = 3;
t->attach (_dbfs_spinbutton, 1, 2, ROW, EXPAND|FILL, EXPAND|FILL, 8, 0); ++row;
t->attach (_dbtp_spinbutton, 1, 2, ROW, EXPAND|FILL, EXPAND|FILL, 8, 0); ++row;
t->attach (_lufs_i_spinbutton, 1, 2, ROW, EXPAND|FILL, EXPAND|FILL, 8, 0); ++row;
t->attach (_lufs_s_spinbutton, 1, 2, ROW, EXPAND|FILL, EXPAND|FILL, 8, 0); ++row;
t->attach (_lufs_m_spinbutton, 1, 2, ROW, EXPAND|FILL, EXPAND|FILL, 8, 0); ++row;
row = 3;
t->attach (_dbfs_label, 2, 3, ROW); ++row;
t->attach (_dbtp_label, 2, 3, ROW); ++row;
t->attach (_lufs_i_label, 2, 3, ROW); ++row;
t->attach (_lufs_s_label, 2, 3, ROW); ++row;
t->attach (_lufs_m_label, 2, 3, ROW); ++row;
row = 3;
t->attach (_delta_dbfs_label, 3, 4, ROW); ++row;
t->attach (_delta_dbtp_label, 3, 4, ROW); ++row;
t->attach (_delta_lufs_i_label, 3, 4, ROW); ++row;
t->attach (_delta_lufs_s_label, 3, 4, ROW); ++row;
t->attach (_delta_lufs_m_label, 3, 4, ROW); ++row;
ArdourHSpacer* spc = manage (new ArdourHSpacer (1.0));
t->attach (*spc, 2, 4, ROW); ++row;
t->attach (_gain_norm_label, 3, 4, ROW); ++row;
t->attach (_gain_out_label, 3, 4, ROW); ++row;
t->attach (_gain_exceeds_label, 2, 3, ROW);
t->attach (_gain_total_label, 3, 4, ROW); ++row;
t->attach (_custom_pos_button, 1, 4, ROW); ++row;
set_tooltip (_custom_pos_button,
_("<b>When enabled</b> an amplifier processor is used to apply the gain. "
"This allows for custom positons of the gain-stage in the master-bus' signal flow, potentially followed by a limiter. "
"Depending on limiter settings or DSP after the gain-stage, repeat loudness measurements may produce different results.\n"
"<b>When disabled</b>, the gain is applied diretcly to the output of the master-bus. This results in an efficient and reliable volume adjustment."
));
_dbfs_label.set_alignment (ALIGN_RIGHT);
_dbtp_label.set_alignment (ALIGN_RIGHT);
_lufs_i_label.set_alignment (ALIGN_RIGHT);
_lufs_s_label.set_alignment (ALIGN_RIGHT);
_lufs_m_label.set_alignment (ALIGN_RIGHT);
_delta_dbfs_label.set_alignment (ALIGN_RIGHT);
_delta_dbtp_label.set_alignment (ALIGN_RIGHT);
_delta_lufs_i_label.set_alignment (ALIGN_RIGHT);
_delta_lufs_s_label.set_alignment (ALIGN_RIGHT);
_delta_lufs_m_label.set_alignment (ALIGN_RIGHT);
_gain_norm_label.set_alignment (ALIGN_RIGHT);
_gain_out_label.set_alignment (ALIGN_RIGHT);
_gain_total_label.set_alignment (ALIGN_RIGHT);
_gain_exceeds_label.set_alignment (ALIGN_RIGHT);
_result_box.pack_start (*t, false, false, 6);
_result_box.pack_start (_conformity_expander, false, false, 6);
_progress_box.pack_start (_progress_bar, false, false, 6);
t = manage (new Table (2, 3, false));
t->set_spacings (4);
l = manage (new Label ());
l->set_line_wrap ();
l->set_alignment (ALIGN_LEFT, ALIGN_TOP);
l->set_markup (_(
"<b>Loudness Analysis</b>\n\n"
"This allows to analyze the loudness of of the signal at the master-bus "
"output of the complete session, as it would be exported.\n"
"The result can be used to interactively normalize the session's loudness level "
"(as opposed to automatic normalization during export). "
"When using this feature, remember to disable normalization in the session export profile."
));
t->attach (*l, 0, 1, 0, 2, EXPAND|FILL, FILL, 8, 2);
l = manage (new Label ());
l->set_line_wrap ();
l->set_alignment (ALIGN_LEFT, ALIGN_TOP);
l->set_markup (_(
"By default a faster than realtime export is is used to asses the loudness of the "
"session. If any outboard gear is used, a <i>realtime</i> export is available, to "
"play at normal speed."
));
t->attach (*l, 0, 1, 2, 4, EXPAND|FILL, FILL, 8, 2);
t->attach (_start_analysis_button, 1, 2, 0, 1, FILL, SHRINK, 2, 0);
t->attach (_rt_analysis_button, 1, 2, 2, 3, FILL, SHRINK, 2, 0);
_setup_box.pack_start (*t, false, false, 6);
get_vbox()->pack_start (_setup_box);
get_vbox()->pack_start (_progress_box);
get_vbox()->pack_start (_result_box);
_progress_box.set_size_request (400,-1);
_ok_button = add_button (Stock::APPLY, RESPONSE_APPLY);
_cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
for (size_t i = 0; i < sizeof (presets) / sizeof (LoudnessDialog::LoudnessPreset); ++i) {
using namespace Gtkmm2ext;
_preset_dropdown.AddMenuElem (MenuElemNoMnemonic (presets[i].name, sigc::bind (sigc::mem_fun (*this, &LoudnessDialog::load_preset), i)));
}
_conformity_expander.set_expanded(false);
_initial_preset_name = _preset.name;
apply_preset ();
_gain_out_label.set_text (string_compose (_("%1 dB"), std::setprecision (2), std::showpos, std::fixed, _gain_out));
_cancel_button->signal_clicked().connect (sigc::mem_fun (this, &LoudnessDialog::cancel_analysis));
_dbfs_spinbutton.signal_value_changed().connect (mem_fun (*this, &LoudnessDialog::update_settings));
_dbtp_spinbutton.signal_value_changed().connect (mem_fun (*this, &LoudnessDialog::update_settings));
_lufs_i_spinbutton.signal_value_changed().connect (mem_fun (*this, &LoudnessDialog::update_settings));
_lufs_s_spinbutton.signal_value_changed().connect (mem_fun (*this, &LoudnessDialog::update_settings));
_lufs_m_spinbutton.signal_value_changed().connect (mem_fun (*this, &LoudnessDialog::update_settings));
_show_report_button.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::display_report));
_start_analysis_button.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::start_analysis));
_dbfs_btn.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::update_settings));
_dbtp_btn.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::update_settings));
_lufs_i_btn.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::update_settings));
_lufs_s_btn.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::update_settings));
_lufs_m_btn.signal_clicked.connect (mem_fun (*this, &LoudnessDialog::update_settings));
_conformity_expander.property_expanded().signal_changed().connect( sigc::mem_fun(*this, &LoudnessDialog::toggle_conformity_display));
_ok_button->set_sensitive (false);
_show_report_button.set_sensitive (false);
show_all_children ();
_result_box.hide ();
_progress_box.hide ();
}
void
LoudnessDialog::cancel_analysis ()
{
if (_status->running ()) {
_status->abort();
}
}
void
LoudnessDialog::start_analysis ()
{
if (0 == analyze ()) {
display_results ();
} else {
_setup_box.show ();
}
}
bool
LoudnessDialog::on_delete_event (GdkEventAny* ev)
{
cancel_analysis ();
return ArdourDialog::on_delete_event (ev);
}
int
LoudnessDialog::run ()
{
if (_autostart) {
show ();
if (0 == analyze ()) {
display_results ();
} else {
return RESPONSE_CANCEL;
}
}
int const r = ArdourDialog::run ();
cancel_analysis ();
if (r == RESPONSE_APPLY) {
_session->master_volume ()->set_value (dB_to_coefficient (gain_db ()), PBD::Controllable::NoGroup);
_session->master_out()->set_volume_applies_to_output (!_custom_pos_button.get_active ());
_preset.level[0] = _dbfs_spinbutton.get_value();
_preset.level[1] = _dbtp_spinbutton.get_value();
_preset.level[2] = _lufs_i_spinbutton.get_value();
_preset.level[3] = _lufs_s_spinbutton.get_value();
_preset.level[4] = _lufs_m_spinbutton.get_value();
_preset.enable[0] = _dbfs_btn.get_active ();
_preset.enable[1] = _dbtp_btn.get_active ();
_preset.enable[2] = _lufs_i_btn.get_active ();
_preset.enable[3] = _lufs_s_btn.get_active ();
_preset.enable[4] = _lufs_m_btn.get_active ();
} else {
/* retore preset name, in case user has changed it */
_preset.name = _initial_preset_name;
}
return r;
}
gint
LoudnessDialog::progress_timeout ()
{
float progress = ((float) _status->processed_samples_current_timespan) / _status->total_samples_current_timespan;
_progress_bar.set_text ("Analyzing");
_progress_bar.set_fraction (progress);
return true;
}
int
LoudnessDialog::analyze ()
{
/* These are ensured in Editor::measure_master_loudness () */
assert (_session->master_out());
assert (_session->master_volume ());
assert (_session->master_out()->output());
assert (_session->master_out()->output()->n_ports().n_audio() == 2);
assert (_range.start < _range.end);
ExportTimespanPtr tsp = _session->get_export_handler()->add_timespan();
boost::shared_ptr<ExportChannelConfiguration> ccp = _session->get_export_handler()->add_channel_config();
boost::shared_ptr<ARDOUR::ExportFilename> fnp = _session->get_export_handler()->add_filename();
boost::shared_ptr<ExportFormatSpecification> fmp = _session->get_export_handler()->add_format();
/* setup format */
fmp->set_tag (false);
fmp->set_sample_format (ExportFormatBase::SF_Float);
fmp->set_sample_rate (ExportFormatBase::SR_Session);
fmp->set_format_id (ExportFormatBase::F_None);
fmp->set_type (ExportFormatBase::T_None);
fmp->set_extension ("wav");
fmp->set_soundcloud_upload (false);
fmp->set_analyse (true);
/* setup range */
tsp->set_range (_range.start, _range.end);
tsp->set_range_id ("selection");
tsp->set_realtime (_rt_analysis_button.get_active ());
tsp->set_name ("master");
/* setup channels, use master out */
IO* master_out = _session->master_out()->output().get();
for (uint32_t n = 0; n < master_out->n_ports().n_audio(); ++n) {
PortExportChannel * channel = new PortExportChannel ();
channel->add_port (master_out->audio (n));
ExportChannelPtr chan_ptr (channel);
ccp->register_channel (chan_ptr);
}
/* do audio export */
boost::shared_ptr<AudioGrapher::BroadcastInfo> b;
_session->get_export_handler()->reset ();
_session->get_export_handler()->add_export_config (tsp, ccp, fmp, fnp, b);
_session->get_export_handler()->do_export();
/* show progress */
_setup_box.hide ();
_progress_box.show_all ();
/* shrink window height (setup box) */
Gtk::Requisition wr;
get_size (wr.width, wr.height);
resize (wr.width, 60);
sigc::connection progress_connection = Glib::signal_timeout().connect (sigc::mem_fun(*this, &LoudnessDialog::progress_timeout), 100);
while (_status->running ()) {
if (gtk_events_pending()) {
gtk_main_iteration ();
} else {
Glib::usleep (10000);
}
}
progress_connection.disconnect();
_progress_box.hide_all ();
/* done */
_status->finish (TRS_UI);
return _status->aborted() ? 1 : 0;
}
void
LoudnessDialog::display_report ()
{
ExportReport er ("Export Loudness Report", _status->result_map);
er.set_transient_for (*this);
er.run();
}
void
LoudnessDialog::load_preset (size_t n)
{
_preset = presets[n];
apply_preset ();
calculate_gain ();
}
void
LoudnessDialog::apply_preset ()
{
PBD::Unwinder<bool> uw (_ignore_change, true);
_preset_dropdown.set_text (_preset.name);
_dbfs_btn.set_active (_preset.enable[0]);
_dbtp_btn.set_active (_preset.enable[1]);
_lufs_i_btn.set_active (_preset.enable[2]);
_lufs_s_btn.set_active (_preset.enable[3]);
_lufs_m_btn.set_active (_preset.enable[4]);
_dbfs_spinbutton.set_value (_preset.level[0]);
_dbtp_spinbutton.set_value (_preset.level[1]);
_lufs_i_spinbutton.set_value (_preset.level[2]);
_lufs_s_spinbutton.set_value (_preset.level[3]);
_lufs_m_spinbutton.set_value (_preset.level[4]);
update_sensitivity ();
}
void
LoudnessDialog::update_sensitivity ()
{
_dbfs_spinbutton.set_sensitive (_dbfs_btn.get_active () && _dbfs_btn.sensitive ());
_dbtp_spinbutton.set_sensitive (_dbtp_btn.get_active () && _dbtp_btn.sensitive ());
_lufs_i_spinbutton.set_sensitive (_lufs_i_btn.get_active () && _dbtp_btn.sensitive ());
_lufs_s_spinbutton.set_sensitive (_lufs_s_btn.get_active () && _lufs_s_btn.sensitive ());
_lufs_m_spinbutton.set_sensitive (_lufs_m_btn.get_active () && _lufs_m_btn.sensitive ());
}
void
LoudnessDialog::update_settings ()
{
if (_ignore_change) {
return;
}
_preset.name = "User";
_preset_dropdown.set_text (_preset.name);
update_sensitivity ();
calculate_gain ();
}
float
LoudnessDialog::gain_db () const
{
return _gain_norm + _gain_out;
}
void
LoudnessDialog::display_results ()
{
AnalysisResults const& ar (_status->result_map);
assert (ar.size () == 1);
ExportAnalysisPtr p = ar.begin()->second;
_dbfs = accurate_coefficient_to_dB (p->peak);
_dbtp = accurate_coefficient_to_dB (p->truepeak);
_lufs_i = p->integrated_loudness > -200 ? p->integrated_loudness : -std::numeric_limits<float>::infinity();
_lufs_s = p->max_loudness_short > -200 ? p->max_loudness_short : -std::numeric_limits<float>::infinity();
_lufs_m = p->max_loudness_momentary > - 200 ? p->max_loudness_momentary : -std::numeric_limits<float>::infinity();
_dbfs_btn.set_sensitive (_dbfs > -300);
_dbtp_btn.set_sensitive (_dbtp > -300);
_lufs_i_btn.set_sensitive (p->integrated_loudness > -200);
_lufs_s_btn.set_sensitive (p->max_loudness_short > -200);
_lufs_m_btn.set_sensitive (p->max_loudness_momentary > -200);
_dbfs_label.set_text (string_compose (_("%1 dBFS"), std::setprecision (1), std::fixed, _dbfs));
_dbtp_label.set_text (string_compose (_("%1 dBTP"), std::setprecision (1), std::fixed, _dbtp));
_lufs_i_label.set_text (string_compose (_("%1 LUFS"), std::setprecision (1), std::fixed, _lufs_i));
_lufs_s_label.set_text (string_compose (_("%1 LUFS"), std::setprecision (1), std::fixed, _lufs_s));
_lufs_m_label.set_text (string_compose (_("%1 LUFS"), std::setprecision (1), std::fixed, _lufs_m));
update_sensitivity ();
calculate_gain ();
_result_box.show_all ();
_show_report_button.set_sensitive (true);
}
void
LoudnessDialog::calculate_gain ()
{
float dbfs = _dbfs_spinbutton.get_value();
float dbtp = _dbtp_spinbutton.get_value();
float lufs_i = _lufs_i_spinbutton.get_value();
float lufs_s = _lufs_s_spinbutton.get_value();
float lufs_m = _lufs_m_spinbutton.get_value();
float gain = 0;
bool set = false;
#define MIN_IF_SET(A, B) \
{ if (set) { gain = std::min (gain, (A) - (B));} else { gain = (A) - (B); } set = true; }
if (_dbfs_btn.get_active () && _dbfs_btn.sensitive ()) {
MIN_IF_SET (dbfs, _dbfs);
}
if (_dbtp_btn.get_active () && _dbtp_btn.sensitive ()) {
MIN_IF_SET (dbtp, _dbtp);
}
if (_lufs_i_btn.get_active () && _lufs_i_btn.sensitive ()) {
MIN_IF_SET (lufs_i, _lufs_i);
}
if (_lufs_s_btn.get_active () && _lufs_s_btn.sensitive ()) {
MIN_IF_SET (lufs_s, _lufs_s);
}
if (_lufs_m_btn.get_active () && _lufs_m_btn.sensitive ()) {
MIN_IF_SET (lufs_m, _lufs_m);
}
_delta_dbfs_label.set_text (string_compose (_("%1 dB"), std::setprecision (2), std::showpos, std::fixed, dbfs - _dbfs));
_delta_dbtp_label.set_text (string_compose (_("%1 dB"), std::setprecision (2), std::showpos, std::fixed, dbtp - _dbtp));
_delta_lufs_i_label.set_text (string_compose (_("%1 LU"), std::setprecision (2), std::showpos, std::fixed, lufs_i - _lufs_i));
_delta_lufs_s_label.set_text (string_compose (_("%1 LU"), std::setprecision (2), std::showpos, std::fixed, lufs_s - _lufs_s));
_delta_lufs_m_label.set_text (string_compose (_("%1 LU"), std::setprecision (2), std::showpos, std::fixed, lufs_m - _lufs_m));
_delta_dbfs_label.set_sensitive (_dbfs_btn.get_active ());
_delta_dbtp_label.set_sensitive (_dbtp_btn.get_active ());
_delta_lufs_i_label.set_sensitive (_lufs_i_btn.get_active ());
_delta_lufs_s_label.set_sensitive (_lufs_s_btn.get_active ());
_delta_lufs_m_label.set_sensitive (_lufs_m_btn.get_active ());
_gain_norm = gain;
bool in_range = gain_db () >= -40 && gain_db () <= 40;
_gain_norm_label.set_text (string_compose (_("%1 dB"), std::setprecision (2), std::showpos, std::fixed, _gain_norm));
if (!in_range) {
_gain_exceeds_label.set_text (_("exceeds"));
_gain_total_label.set_markup (_("<b> \u00B140 dB</b>"));
} else {
_gain_exceeds_label.set_text (X_(""));
_gain_total_label.set_markup (string_compose (_("<b>%1 dB</b>"), std::setw(7), std::setprecision (2), std::showpos, std::fixed, gain_db ()));
}
test_conformity ();
_ok_button->set_sensitive (in_range);
}
void
LoudnessDialog::toggle_conformity_display ()
{
if (_conformity_expander.get_expanded ()) {
test_conformity ();
} else {
const int child_height = _conformity_expander.get_child ()->get_height ();
_conformity_expander.remove ();
Gtk::Requisition wr;
get_size (wr.width, wr.height);
wr.height -= child_height;
resize (wr.width, wr.height);
}
}
void
LoudnessDialog::test_conformity ()
{
if (!_conformity_expander.get_expanded ()) {
return;
}
if (_conformity_expander.get_child ()) {
_conformity_expander.remove ();
}
const float dbfs = rintf ((_dbfs + _gain_norm) * 10.f) / 10.f;
const float dbtp = rintf ((_dbtp + _gain_norm) * 10.f) / 10.f;
const float lufs_i = rintf ((_lufs_i + _gain_norm) * 10.f) / 10.f;
Table* t = manage (new Table ());
size_t n_pset = sizeof (presets) / sizeof (LoudnessDialog::LoudnessPreset);
size_t n_rows = ceil (n_pset / 3.0);
size_t row = 0;
size_t col = 0;
uint32_t c_good = UIConfigurationBase::instance().color ("alert:green"); // OK / green
uint32_t c_warn = UIConfigurationBase::instance().color ("alert:yellow"); // Warning / yellow
uint32_t c_fail = UIConfigurationBase::instance().color ("alert:red"); // Fail / red
Gdk::Color color_good = ARDOUR_UI_UTILS::gdk_color_from_rgba (c_good);
Gdk::Color color_warn = ARDOUR_UI_UTILS::gdk_color_from_rgba (c_warn);
Gdk::Color color_fail = ARDOUR_UI_UTILS::gdk_color_from_rgba (c_fail);
for (size_t i = 0; i < n_pset; ++i) {
Label* l = manage (new Label (presets[i].name + ":", ALIGN_LEFT));
t->attach (*l, col, col + 1, row, row + 1, EXPAND|FILL, SHRINK, 2, 0);
if (lufs_i > presets[i].max_integrated[0]
|| (presets[i].enable[0] && dbfs > presets[i].level[0])
|| (presets[i].enable[1] && dbtp > presets[i].level[1])
) {
l = manage (new Label ("\u274C", ALIGN_CENTER)); // "X"
l->modify_fg (Gtk::STATE_NORMAL, color_fail);
set_tooltip (*l, "The signal is too loud.");
} else if (lufs_i < presets[i].max_integrated[1]) {
l = manage (new Label ("\u2713", ALIGN_CENTER)); // "check-mark" - maybe use inv-box: \u274C
l->modify_fg (Gtk::STATE_NORMAL, color_warn);
set_tooltip (*l, "The signal is too quiet, but satisfies the max. loudness spec.");
} else {
l = manage (new Label ("\u2713", ALIGN_CENTER)); // "check-mark"
l->modify_fg (Gtk::STATE_NORMAL, color_good);
set_tooltip (*l, "Signal loudness is within the spec.");
}
t->attach (*l, col + 1, col + 2, row, row + 1, SHRINK, SHRINK, 2, 0);
if (++row == n_rows) {
ArdourVSpacer* spc = manage (new ArdourVSpacer (1.0));
t->attach (*spc, col + 2, col + 3, 0, n_rows, FILL, EXPAND|FILL, 8, 0);
row = 0;
col += 3;
}
}
_conformity_expander.add (*t);
_conformity_expander.show_all ();
}
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