wfview/rthandler.h

114 wiersze
2.8 KiB
C
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#ifndef rtHandler_H
#define rtHandler_H
#include <QObject>
#include <QByteArray>
#include <QThread>
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#include <QMutex>
#ifdef Q_OS_WIN
#include "RtAudio.h"
#else
#include "rtaudio/RtAudio.h"
#endif
#include <QAudioFormat>
#include <QTime>
#include <QMap>
/* wfview Packet types */
#include "packettypes.h"
/* Logarithmic taper for volume control */
#include "audiotaper.h"
/* Audio converter class*/
#include "audioconverter.h"
#include <QDebug>
class rtHandler : public QObject
{
Q_OBJECT
public:
rtHandler(QObject* parent = 0);
~rtHandler();
int getLatency();
void getNextAudioChunk(QByteArray& data);
quint16 getAmplitude();
public slots:
bool init(audioSetup setup);
void changeLatency(const quint16 newSize);
void setVolume(unsigned char volume);
void convertedInput(audioPacket audio);
void convertedOutput(audioPacket audio);
void incomingAudio(const audioPacket data);
private slots:
signals:
void audioMessage(QString message);
void sendLatency(quint16 newSize);
void haveAudioData(const audioPacket& data);
void haveLevels(quint16 amplitude, quint16 latency, quint16 current, bool under, bool over);
void setupConverter(QAudioFormat in, QAudioFormat out, quint8 opus, quint8 resamp);
void sendToConverter(audioPacket audio);
private:
int readData(void* outputBuffer, void* inputBuffer, unsigned int nFrames, double streamTime, RtAudioStreamStatus status);
static int staticRead(void* outputBuffer, void* inputBuffer, unsigned int nFrames, double streamTime, RtAudioStreamStatus status, void* userData) {
return static_cast<rtHandler*>(userData)->readData(outputBuffer, inputBuffer, nFrames, streamTime, status);
}
int writeData(void* outputBuffer, void* inputBuffer, unsigned int nFrames, double streamTime, RtAudioStreamStatus status);
static int staticWrite(void* outputBuffer, void* inputBuffer, unsigned int nFrames, double streamTime, RtAudioStreamStatus status, void* userData) {
return static_cast<rtHandler*>(userData)->writeData(outputBuffer, inputBuffer, nFrames, streamTime, status);
}
bool isInitialized = false;
RtAudio* audio = Q_NULLPTR;
int audioDevice = 0;
RtAudio::StreamParameters aParams;
RtAudio::StreamOptions options;
RtAudio::DeviceInfo info;
quint16 audioLatency;
unsigned int chunkSize;
quint32 lastSeq;
quint32 lastSentSeq = 0;
quint16 currentLatency;
quint16 amplitude = 0;
qreal volume = 1.0;
audioSetup setup;
QAudioFormat inFormat;
QAudioFormat outFormat;
audioConverter* converter = Q_NULLPTR;
QThread* converterThread = Q_NULLPTR;
QByteArray arrayBuffer;
bool isUnderrun = false;
bool isOverrun = true;
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QMutex audioMutex;
};
#endif // rtHandler_H