void CCoreAudioUnit::Close()
{
if (!m_Initialized && !m_audioUnit)
return;
if (m_renderProc)
SetInputSource(NULL);
Stop();
if (m_busNumber != INVALID_BUS)
{
OSStatus ret = AUGraphDisconnectNodeInput(m_audioGraph, m_audioNode, m_busNumber);
if (ret)
{
CLog::Log(LOGERROR, "CCoreAudioUnit::Close: Unable to disconnect AudioUnit. Error = %s", GetError(ret).c_str());
}
ret = AUGraphRemoveNode(m_audioGraph, m_audioNode);
if (ret)
{
CLog::Log(LOGERROR, "CCoreAudioUnit::Close: Unable to disconnect AudioUnit. Error = %s", GetError(ret).c_str());
}
}
AUGraphUpdate(m_audioGraph, NULL);
m_Initialized = false;
m_audioUnit = NULL;
m_audioNode = NULL;
m_pSource = NULL;
}
bool AudioConnection::disconnect(AudioGraph *graph)
{
if (!m_connected || !m_sourceAudioNode)
return true;
DEBUG_AUDIO_GRAPH("Connection" << int(this) << "disconnect"
<< int(m_sourceAudioNode) << m_sourceOutputBus << "->"
<< int(m_sinkAudioNode) << m_sinkInputBus)
AUNode sinkIn = m_sinkAudioNode->getInputAUNode();
AUGraphDisconnectNodeInput(graph->audioGraphRef(), sinkIn, m_sinkInputBus);
m_connected = false;
return true;
}
void AudioUnitNode::disconnectInput(UInt32 inputCh)
{
checkError(AUGraphDisconnectNodeInput(mGraph, mNode, inputCh), "Fail AUGraphDisconnectNodeInput");
}
bool FCoreAudioSoundSource::DetachFromAUGraph()
{
AURenderCallbackStruct Input;
Input.inputProc = NULL;
Input.inputProcRefCon = NULL;
SAFE_CA_CALL( AudioUnitSetProperty( SourceUnit, kAudioUnitProperty_SetRenderCallback, kAudioUnitScope_Input, 0, &Input, sizeof( Input ) ) );
if( StreamSplitterNode )
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), StreamSplitterNode, 0 ) );
}
if( ReverbNode )
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), ReverbNode, 0 ) );
}
if( RadioNode )
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), RadioNode, 0 ) );
}
if( EQNode )
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), EQNode, 0 ) );
}
if( StreamMergerNode )
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), StreamMergerNode, 0 ) );
}
if( AudioChannel )
{
if( Buffer->NumChannels < 3 )
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), AudioDevice->GetMixer3DNode(), MixerInputNumber ) );
AudioDevice->SetFreeMixer3DInput( MixerInputNumber );
}
else
{
SAFE_CA_CALL( AUGraphDisconnectNodeInput( AudioDevice->GetAudioUnitGraph(), AudioDevice->GetMatrixMixerNode(), MixerInputNumber ) );
AudioDevice->SetFreeMatrixMixerInput( MixerInputNumber );
}
}
if( StreamMergerNode )
{
SAFE_CA_CALL( AUGraphRemoveNode( AudioDevice->GetAudioUnitGraph(), StreamMergerNode ) );
}
if( EQNode )
{
SAFE_CA_CALL( AUGraphRemoveNode( AudioDevice->GetAudioUnitGraph(), EQNode ) );
}
if( RadioNode )
{
SAFE_CA_CALL( AUGraphRemoveNode( AudioDevice->GetAudioUnitGraph(), RadioNode ) );
}
if( ReverbNode )
{
SAFE_CA_CALL( AUGraphRemoveNode( AudioDevice->GetAudioUnitGraph(), ReverbNode ) );
}
if( StreamSplitterNode )
{
SAFE_CA_CALL( AUGraphRemoveNode( AudioDevice->GetAudioUnitGraph(), StreamSplitterNode ) );
}
if( AudioChannel )
{
SAFE_CA_CALL( AUGraphRemoveNode( AudioDevice->GetAudioUnitGraph(), SourceNode ) );
}
SAFE_CA_CALL( AUGraphUpdate( AudioDevice->GetAudioUnitGraph(), NULL ) );
AudioConverterDispose( CoreAudioConverter );
CoreAudioConverter = NULL;
StreamMergerNode = 0;
StreamMergerUnit = NULL;
EQNode = 0;
EQUnit = NULL;
RadioNode = 0;
RadioUnit = NULL;
ReverbNode = 0;
ReverbUnit = NULL;
StreamSplitterNode = 0;
StreamSplitterUnit = NULL;
SourceNode = 0;
SourceUnit = NULL;
MixerInputNumber = -1;
GAudioChannels[AudioChannel] = NULL;
AudioChannel = 0;
return true;
}
JNIEXPORT jint JNICALL Java_com_apple_audio_toolbox_AUGraph_AUGraphDisconnectNodeInput
(JNIEnv *, jclass, jint inGraph, jint inDestNode, jint inDestInputNumber)
{
return (jint)AUGraphDisconnectNodeInput((AUGraph)inGraph, (AUNode)inDestNode, (UInt32)inDestInputNumber);
}
