});
ui->compressor_threshold_db_display->setText(
QString::fromStdString(format_db(mixer->get_audio_mixer()->get_compressor_threshold_dbfs(), DB_WITH_SIGN)));
ui->compressor_threshold_db_display->setText(buf);
connect(ui->compressor_threshold_knob, &QDial::valueChanged, this, &MainWindow::compressor_threshold_knob_changed);
connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this](int state){
});
ui->compressor_threshold_db_display->setText(
QString::fromStdString(format_db(mixer->get_audio_mixer()->get_compressor_threshold_dbfs(), DB_WITH_SIGN)));
ui->compressor_threshold_db_display->setText(buf);
connect(ui->compressor_threshold_knob, &QDial::valueChanged, this, &MainWindow::compressor_threshold_knob_changed);
connect(ui->compressor_enabled, &QCheckBox::stateChanged, [this](int state){