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Another attempt at improving Linux audio

merge-requests/2/head
Phil Taylor 2021-03-02 10:19:08 +00:00
rodzic d4d2c3f1e7
commit 8114944e9c
1 zmienionych plików z 3 dodań i 3 usunięć
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6
audiohandler.cpp
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@ -970,7 +970,7 @@ qint64 audioHandler::readData(char* data, qint64 maxlen)
//qDebug(logAudio()) << "Packet " << hex << packet->seq << " arrived too late (increase rx buffer size!) " << dec << packet->time.msecsTo(QTime::currentTime()) << "ms";
packet = audioBuffer.erase(packet); // returns next packet
}
else if (packet->time.msecsTo(QTime::currentTime()) > latency/2)
else if (packet->time.msecsTo(QTime::currentTime()) > (int)latency/4)
{
// Will this packet fit in the current buffer?
int send = qMin((int)((maxlen/divisor) - (sentlen/divisor)), packet->data.length() - packet->sent);
@ -985,14 +985,12 @@ qint64 audioHandler::readData(char* data, qint64 maxlen)
else
qToLittleEndian<qint16>((qint16)(packet->data[f+packet->sent] << 8) - 32640, data + (f * 2 + sentlen));
}
sentlen = sentlen + (send*divisor);
}
else if (divisor == 1)
{
// 16 bit audio so just copy it in place.
//qDebug(logAudio()) << "Adding packet to buffer:" << (*packet).seq << ": " << (*packet).data.length()-(*packet).sent;
memcpy(data+sentlen, packet->data.constData()+packet->sent, send);
sentlen = sentlen + (send*divisor);
}
else
{
@ -1000,6 +998,8 @@ qint64 audioHandler::readData(char* data, qint64 maxlen)
break;
}
sentlen = sentlen + (send * divisor);
if (send == packet->data.length())
{
packet = audioBuffer.erase(packet); // returns next packet