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Handle packets in-flight during audio codec startup

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This commit is contained in:
Ken Cooke 2017-10-13 08:19:30 -07:00
parent 7edb41b0ea
commit e4e37e65e6
1 changed files with 11 additions and 5 deletions
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16
libraries/audio/src/InboundAudioStream.cpp
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@ -161,12 +161,18 @@ int InboundAudioStream::parseData(ReceivedMessage& message) {
auto afterProperties = message.readWithoutCopy(message.getBytesLeftToRead());
parseAudioData(message.getType(), afterProperties);
} else {
qDebug(audio) << "Codec mismatch: expected" << _selectedCodecName << "got" << codecInPacket << "writing silence";
qDebug(audio) << "Codec mismatch: expected" << _selectedCodecName << "got" << codecInPacket;
// Since the data in the stream is using a codec that we aren't prepared for,
// we need to let the codec know that we don't have data for it, this will
// allow the codec to interpolate missing data and produce a fade to silence.
lostAudioData(1);
if (packetPCM) {
// If there are PCM packets in-flight while the codec is changed, use them.
auto afterProperties = message.readWithoutCopy(message.getBytesLeftToRead());
_ringBuffer.writeData(afterProperties.data(), afterProperties.size());
} else {
// Since the data in the stream is using a codec that we aren't prepared for,
// we need to let the codec know that we don't have data for it, this will
// allow the codec to interpolate missing data and produce a fade to silence.
lostAudioData(1);
}
// inform others of the mismatch
auto sendingNode = DependencyManager::get<NodeList>()->nodeWithUUID(message.getSourceID());