void Audio_Queue::cleanup()
{
if (!initialized()) {
AQ_TRACE("%s: warning: attempt to cleanup an uninitialized audio queue. return.\n", __PRETTY_FUNCTION__);
return;
}
Stream_Configuration *config = Stream_Configuration::configuration();
if (m_state != IDLE) {
AQ_TRACE("%s: attemping to cleanup the audio queue when it is still playing, force stopping\n",
__PRETTY_FUNCTION__);
AudioQueueRemovePropertyListener(m_outAQ,
kAudioQueueProperty_IsRunning,
audioQueueIsRunningCallback,
this);
AudioQueueStop(m_outAQ, true);
setState(IDLE);
}
if (AudioQueueDispose(m_outAQ, true) != 0) {
AQ_TRACE("%s: AudioQueueDispose failed!\n", __PRETTY_FUNCTION__);
}
m_outAQ = 0;
m_fillBufferIndex = m_bytesFilled = m_packetsFilled = m_buffersUsed = 0;
for (size_t i=0; i < config->bufferCount; i++) {
m_bufferInUse[i] = false;
}
m_lastError = noErr;
}
void Audio_Queue::stop(bool stopImmediately)
{
if (!m_audioQueueStarted) {
AQ_TRACE("%s: audio queue already stopped, return!\n", __PRETTY_FUNCTION__);
return;
}
m_audioQueueStarted = false;
AQ_TRACE("%s: enter\n", __PRETTY_FUNCTION__);
if (AudioQueueFlush(m_outAQ) != 0) {
AQ_TRACE("%s: AudioQueueFlush failed!\n", __PRETTY_FUNCTION__);
}
if (stopImmediately) {
AudioQueueRemovePropertyListener(m_outAQ,
kAudioQueueProperty_IsRunning,
audioQueueIsRunningCallback,
this);
}
if (AudioQueueStop(m_outAQ, stopImmediately) != 0) {
AQ_TRACE("%s: AudioQueueStop failed!\n", __PRETTY_FUNCTION__);
}
if (stopImmediately) {
setState(IDLE);
}
AQ_TRACE("%s: leave\n", __PRETTY_FUNCTION__);
}
void Audio_Queue::stop(bool stopImmediately)
{
if (!m_audioQueueStarted) {
AQ_TRACE("%s: audio queue already stopped, return!\n", __PRETTY_FUNCTION__);
return;
}
m_audioQueueStarted = false;
m_levelMeteringEnabled = false;
pthread_mutex_lock(&m_bufferInUseMutex);
pthread_cond_signal(&m_bufferFreeCondition);
pthread_mutex_unlock(&m_bufferInUseMutex);
AQ_TRACE("%s: enter\n", __PRETTY_FUNCTION__);
if (AudioQueueFlush(m_outAQ) != 0) {
AQ_TRACE("%s: AudioQueueFlush failed!\n", __PRETTY_FUNCTION__);
}
if (stopImmediately) {
AudioQueueRemovePropertyListener(m_outAQ,
kAudioQueueProperty_IsRunning,
audioQueueIsRunningCallback,
this);
}
if (AudioQueueStop(m_outAQ, stopImmediately) != 0) {
AQ_TRACE("%s: AudioQueueStop failed!\n", __PRETTY_FUNCTION__);
}
if (stopImmediately) {
setState(IDLE);
}
AQ_TRACE("%s: leave\n", __PRETTY_FUNCTION__);
}
