SPECIFIED_CH
if (SPECIFIED_CH(ai->play.balance))
if (SPECIFIED_CH(ai->record.balance))
if (SPECIFIED_CH(ai->play.pause))
if (SPECIFIED_CH(ai->record.pause))
if (SPECIFIED_CH(pi->pause)) {
if (SPECIFIED_CH(ri->pause)) {
if (SPECIFIED(newpi->gain) || SPECIFIED_CH(newpi->balance)) {
if (SPECIFIED_CH(newpi->balance))
if (SPECIFIED(newri->gain) || SPECIFIED_CH(newri->balance)) {
if (SPECIFIED_CH(newri->balance))