AudioJack::AudioJack( bool & _success_ful, Mixer* _mixer ) :
AudioDevice( tLimit<int>( ConfigManager::inst()->value(
"audiojack", "channels" ).toInt(),
DEFAULT_CHANNELS, SURROUND_CHANNELS ),
_mixer ),
m_client( NULL ),
m_active( false ),
m_tempOutBufs( new jack_default_audio_sample_t *[channels()] ),
m_outBuf( new surroundSampleFrame[mixer()->framesPerPeriod()] ),
m_framesDoneInCurBuf( 0 ),
m_framesToDoInCurBuf( 0 )
{
_success_ful = initJackClient();
if( _success_ful )
{
connect( this, SIGNAL( zombified() ),
this, SLOT( restartAfterZombified() ),
Qt::QueuedConnection );
}
}
void AudioJack::restartAfterZombified()
{
if( initJackClient() )
{
m_active = false;
startProcessing();
QMessageBox::information( engine::mainWindow(),
tr( "JACK client restarted" ),
tr( "LMMS was kicked by JACK for some reason. "
"Therefore the JACK backend of LMMS has been "
"restarted. You will have to make manual "
"connections again." ) );
}
else
{
QMessageBox::information( engine::mainWindow(),
tr( "JACK server down" ),
tr( "The JACK server seems to have been shutdown "
"and starting a new instance failed. "
"Therefore LMMS is unable to proceed. "
"You should save your project and restart "
"JACK and LMMS." ) );
}
}