wfview/pahandler.h

97 wiersze
2.4 KiB
C++

#ifndef PAHANDLER_H
#define PAHANDLER_H
#include <QObject>
#include <QByteArray>
#include <QThread>
#include "portaudio.h"
#include <QAudioFormat>
#include <QTime>
#include <QMap>
/* wfview Packet types */
#include "packettypes.h"
/* Logarithmic taper for volume control */
#include "audiotaper.h"
#include "audiohandler.h"
/* Audio converter class*/
#include "audioconverter.h"
#include <QDebug>
class paHandler : public audioHandler
{
Q_OBJECT
public:
paHandler(QObject* parent = 0);
~paHandler();
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 amplitudePeak, quint16 amplitudeRMS, quint16 latency, quint16 current, bool under, bool over);
void setupConverter(QAudioFormat in, QAudioFormat out, quint8 opus, quint8 resamp);
void sendToConverter(audioPacket audio);
private:
int writeData(const void* inputBuffer, void* outputBuffer,
unsigned long nFrames,
const PaStreamCallbackTimeInfo* streamTime,
PaStreamCallbackFlags status);
static int staticWrite(const void* inputBuffer, void* outputBuffer, unsigned long nFrames, const PaStreamCallbackTimeInfo* streamTime, PaStreamCallbackFlags status, void* userData) {
return ((paHandler*)userData)->writeData(inputBuffer, outputBuffer, nFrames, streamTime, status);
}
bool isInitialized = false;
PaStream* audio = Q_NULLPTR;
PaStreamParameters aParams;
const PaDeviceInfo* info;
quint16 audioLatency;
unsigned int chunkSize;
quint32 lastSeq;
quint32 lastSentSeq = 0;
quint16 currentLatency;
float amplitude=0.0;
qreal volume = 1.0;
audioSetup setup;
QAudioFormat inFormat;
QAudioFormat outFormat;
audioConverter* converter = Q_NULLPTR;
QThread* converterThread = Q_NULLPTR;
bool isUnderrun = false;
bool isOverrun = false;
};
#endif // PAHANDLER_H