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#include "dlgprefreplaygain.h"
#include "controlobject.h"
#include "util/math.h"
#define kConfigKey "[ReplayGain]"
static const int kReplayGainReferenceLUFS = -18;
DlgPrefReplayGain::DlgPrefReplayGain(QWidget * parent, ConfigObject<ConfigValue> * _config)
: DlgPreferencePage(parent),
config(_config),
m_replayGainBoost(kConfigKey, "ReplayGainBoost"),
m_defaultBoost(kConfigKey, "DefaultBoost"),
m_enabled(kConfigKey, "ReplayGainEnabled") {
setupUi(this);
//Connections
connect(EnableGain, SIGNAL(stateChanged(int)),
this, SLOT(slotSetRGEnabled()));
connect(EnableAnalyser, SIGNAL(stateChanged(int)),
this, SLOT(slotSetRGAnalyserEnabled()));
connect(SliderReplayGainBoost, SIGNAL(valueChanged(int)),
this, SLOT(slotUpdateReplayGainBoost()));
connect(SliderReplayGainBoost, SIGNAL(sliderReleased()),
this, SLOT(slotApply()));
connect(SliderDefaultBoost, SIGNAL(valueChanged(int)),
this, SLOT(slotUpdateDefaultBoost()));
connect(SliderDefaultBoost, SIGNAL(sliderReleased()),
this, SLOT(slotApply()));
loadSettings();
}
DlgPrefReplayGain::~DlgPrefReplayGain() {
}
void DlgPrefReplayGain::loadSettings() {
int iReplayGainBoost = config->getValueString(
ConfigKey(kConfigKey, "InitialReplayGainBoost"), "0").toInt();
SliderReplayGainBoost->setValue(iReplayGainBoost);
setLabelCurrentReplayGainBoost(iReplayGainBoost);
int iDefaultBoost = config->getValueString(
ConfigKey(kConfigKey, "InitialDefaultBoost"), "-6").toInt();
SliderDefaultBoost->setValue(iDefaultBoost);
LabelCurrentDefaultBoost->setText(
QString("%1 dB").arg(iDefaultBoost));
bool gainEnabled = config->getValueString(
ConfigKey(kConfigKey, "ReplayGainEnabled"), "1").toInt() == 1;
EnableGain->setChecked(gainEnabled);
bool analyserEnabled = config->getValueString(
ConfigKey(kConfigKey, "ReplayGainAnalyserEnabled"), "1").toInt();
EnableAnalyser->setChecked(analyserEnabled);
slotUpdate();
slotUpdateReplayGainBoost();
slotUpdateDefaultBoost();
}
void DlgPrefReplayGain::slotResetToDefaults() {
EnableGain->setChecked(true);
// Turn ReplayGain Analyser on by default as it does not give appreciable
// delay on recent hardware (<5 years old).
EnableAnalyser->setChecked(true);
SliderReplayGainBoost->setValue(0);
setLabelCurrentReplayGainBoost(0);
SliderDefaultBoost->setValue(-6);
LabelCurrentDefaultBoost->setText("-6 dB");
int iDefaultBoost = config->getValueString(
ConfigKey(kConfigKey, "InitialDefaultBoost"), "-6").toInt();
SliderDefaultBoost->setValue(iDefaultBoost);
LabelCurrentDefaultBoost->setText(
QString("%1 dB").arg(iDefaultBoost));
slotUpdate();
slotApply();
}
void DlgPrefReplayGain::slotSetRGEnabled() {
if (EnableGain->isChecked()) {
config->set(ConfigKey(kConfigKey,"ReplayGainEnabled"), ConfigValue(1));
} else {
config->set(ConfigKey(kConfigKey,"ReplayGainEnabled"), ConfigValue(0));
}
slotUpdate();
slotApply();
}
void DlgPrefReplayGain::slotSetRGAnalyserEnabled() {
int enabled = EnableAnalyser->isChecked() ? 1 : 0;
config->set(ConfigKey(kConfigKey,"ReplayGainAnalyserEnabled"),
ConfigValue(enabled));
slotApply();
}
void DlgPrefReplayGain::slotUpdateReplayGainBoost() {
int value = SliderReplayGainBoost->value();
config->set(ConfigKey(kConfigKey, "InitialReplayGainBoost"),
ConfigValue(value));
setLabelCurrentReplayGainBoost(value);
slotApply();
}
void DlgPrefReplayGain::setLabelCurrentReplayGainBoost(int value) {
LabelCurrentReplayGainBoost->setText(
QString(tr("%1 LUFS (adjust by %2 dB)")).arg(
QString::number(value + kReplayGainReferenceLUFS), QString().sprintf("%+d", value)));
}
void DlgPrefReplayGain::slotUpdateDefaultBoost() {
int value = SliderDefaultBoost->value();
config->set(ConfigKey(kConfigKey, "InitialDefaultBoost"),
ConfigValue(value));
LabelCurrentDefaultBoost->setText(
QString("%1 dB").arg(value));
slotApply();
}
void DlgPrefReplayGain::slotUpdate() {
if (config->getValueString(
ConfigKey(kConfigKey,"ReplayGainEnabled")).toInt() == 1) {
SliderReplayGainBoost->setEnabled(true);
SliderDefaultBoost->setEnabled(true);
} else {
SliderReplayGainBoost->setEnabled(false);
SliderDefaultBoost->setEnabled(false);
}
}
void DlgPrefReplayGain::slotApply() {
double replayGainBoostDb = SliderReplayGainBoost->value();
m_replayGainBoost.set(db2ratio(replayGainBoostDb));
double defaultBoostDb = SliderDefaultBoost->value();
m_defaultBoost.set(db2ratio(defaultBoostDb));
m_enabled.set(EnableGain->isChecked() ? 1.0 : 0.0);
}
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