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Merge pull request #260 from birarda/mixer-crash

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more fixes for audio mixer crashing:
This commit is contained in:
birarda 2013-05-09 12:06:24 -07:00
commit b3fb5684b2
1 changed files with 105 additions and 98 deletions
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17
audio-mixer/src/main.cpp
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@ -86,7 +86,7 @@ void *sendBuffer(void *args) {
for (AgentList::iterator agent = agentList->begin(); agent != agentList->end(); agent++) {
AudioRingBuffer* agentBuffer = (AudioRingBuffer*) agent->getLinkedData();
if (agentBuffer != NULL && agentBuffer->getEndOfLastWrite() != NULL) {
if (agentBuffer && agentBuffer->getEndOfLastWrite() != NULL) {
if (!agentBuffer->isStarted()
&& agentBuffer->diffLastWriteNextOutput() <= BUFFER_LENGTH_SAMPLES_PER_CHANNEL + JITTER_BUFFER_SAMPLES) {
@ -111,6 +111,7 @@ void *sendBuffer(void *args) {
for (AgentList::iterator agent = agentList->begin(); agent != agentList->end(); agent++) {
AudioRingBuffer* agentRingBuffer = (AudioRingBuffer*) agent->getLinkedData();
if (agentRingBuffer) {
int16_t clientMix[BUFFER_LENGTH_SAMPLES_PER_CHANNEL * 2] = {};
for (AgentList::iterator otherAgent = agentList->begin(); otherAgent != agentList->end(); otherAgent++) {
@ -140,7 +141,8 @@ void *sendBuffer(void *args) {
powf(agentPosition[2] - otherAgentPosition[2], 2));
float minCoefficient = std::min(1.0f,
powf(0.5, (logf(DISTANCE_RATIO * distanceToAgent) / logf(3)) - 1));
powf(0.5,
(logf(DISTANCE_RATIO * distanceToAgent) / logf(3)) - 1));
distanceCoefficients[lowAgentIndex][highAgentIndex] = minCoefficient;
}
@ -196,8 +198,12 @@ void *sendBuffer(void *args) {
weakChannelAmplitudeRatio = 1 - (PHASE_AMPLITUDE_RATIO_AT_90 * sinRatio);
}
int16_t* goodChannel = bearingRelativeAngleToSource > 0.0f ? clientMix + BUFFER_LENGTH_SAMPLES_PER_CHANNEL : clientMix;
int16_t* delayedChannel = bearingRelativeAngleToSource > 0.0f ? clientMix : clientMix + BUFFER_LENGTH_SAMPLES_PER_CHANNEL;
int16_t* goodChannel = bearingRelativeAngleToSource > 0.0f
? clientMix + BUFFER_LENGTH_SAMPLES_PER_CHANNEL
: clientMix;
int16_t* delayedChannel = bearingRelativeAngleToSource > 0.0f
? clientMix
: clientMix + BUFFER_LENGTH_SAMPLES_PER_CHANNEL;
int16_t* delaySamplePointer = otherAgentBuffer->getNextOutput() == otherAgentBuffer->getBuffer()
? otherAgentBuffer->getBuffer() + RING_BUFFER_SAMPLES - numSamplesDelay
@ -225,10 +231,11 @@ void *sendBuffer(void *args) {
agentList->getAgentSocket().send(agent->getPublicSocket(), clientMix, BUFFER_LENGTH_BYTES);
}
}
for (AgentList::iterator agent = agentList->begin(); agent != agentList->end(); agent++) {
AudioRingBuffer* agentBuffer = (AudioRingBuffer*) agent->getLinkedData();
if (agentBuffer->shouldBeAddedToMix()) {
if (agentBuffer && agentBuffer->shouldBeAddedToMix()) {
agentBuffer->setNextOutput(agentBuffer->getNextOutput() + BUFFER_LENGTH_SAMPLES_PER_CHANNEL);
if (agentBuffer->getNextOutput() >= agentBuffer->getBuffer() + RING_BUFFER_SAMPLES) {