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don't use audio when the bearing sent by the agent is garbage

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This commit is contained in:
Stephen Birarda 2013-05-29 11:14:50 -07:00
parent 78df9fb2ed
commit f45062a097
1 changed files with 9 additions and 8 deletions
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17
libraries/audio/src/AudioRingBuffer.cpp
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@ -36,8 +36,6 @@ int AudioRingBuffer::parseData(unsigned char* sourceBuffer, int numBytes) {
unsigned char* dataBuffer = sourceBuffer + 1;
printf("The number of bytes received is %d\n", numBytes);
if (sourceBuffer[0] == PACKET_HEADER_INJECT_AUDIO ||
sourceBuffer[0] == PACKET_HEADER_MICROPHONE_AUDIO) {
// if this came from an injector or interface client
@ -58,19 +56,22 @@ int AudioRingBuffer::parseData(unsigned char* sourceBuffer, int numBytes) {
memcpy(&_bearing, dataBuffer, sizeof(float));
dataBuffer += sizeof(_bearing);
printf("This agent's bearing is %f\n", _bearing);
if (_bearing > 180 || _bearing < -180) {
// if this agent sent us a NaN bearing then don't consider this good audio and bail
if (_bearing != _bearing) {
_endOfLastWrite = _nextOutput = _buffer;
_started = false;
return 0;
} else if (_bearing > 180 || _bearing < -180) {
// we were passed an invalid bearing because this agent wants loopback (pressed the H key)
_shouldLoopbackForAgent = true;
// correct the bearing
_bearing = _bearing > 0
? _bearing - AGENT_LOOPBACK_MODIFIER
: _bearing + AGENT_LOOPBACK_MODIFIER;
? _bearing - AGENT_LOOPBACK_MODIFIER
: _bearing + AGENT_LOOPBACK_MODIFIER;
} else {
_shouldLoopbackForAgent = false;
}
}
}
// make sure we have enough bytes left for this to be the right amount of audio