kopia lustrzana https://gitlab.com/eliggett/wfview
105 wiersze
2.4 KiB
C++
105 wiersze
2.4 KiB
C++
#ifndef AUDIOHANDLER_H
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#define AUDIOHANDLER_H
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#include <QObject>
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#include <QtMultimedia/QAudioOutput>
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#include <QMutexLocker>
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#include <QByteArray>
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#include <QtEndian>
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#include <QAudioFormat>
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#include <QAudioDeviceInfo>
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#include <QAudioOutput>
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#include <QAudioInput>
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#include <QIODevice>
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#include <QThread>
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#include <QTimer>
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#include <QTime>
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#include <QMap>
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#include "resampler/speex_resampler.h"
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#include <QDebug>
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//#define BUFFER_SIZE (32*1024)
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#define INTERNAL_SAMPLE_RATE 48000
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struct audioPacket {
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quint32 seq;
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QTime time;
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quint16 sent;
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QByteArray datain;
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QByteArray dataout;
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};
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class audioHandler : public QIODevice
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{
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Q_OBJECT
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public:
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audioHandler(QObject* parent = 0);
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~audioHandler();
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void getLatency();
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bool setDevice(QAudioDeviceInfo deviceInfo);
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void start();
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void flush();
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void stop();
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qint64 readData(char* data, qint64 maxlen);
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qint64 writeData(const char* data, qint64 len);
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qint64 bytesAvailable() const;
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bool isSequential() const;
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void getNextAudioChunk(QByteArray &data);
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bool isChunkAvailable();
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public slots:
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bool init(const quint8 bits, const quint8 channels, const quint16 samplerate, const quint16 latency, const bool isulaw, const bool isinput, QString port, quint8 resampleQuality);
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void incomingAudio(const audioPacket data);
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void changeLatency(const quint16 newSize);
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private slots:
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void notified();
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void stateChanged(QAudio::State state);
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void setVolume(unsigned char volume);
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signals:
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void audioMessage(QString message);
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void sendLatency(quint16 newSize);
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void haveAudioData(const QByteArray& data);
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private:
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void reinit();
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QMutex mutex;
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bool isInitialized;
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QAudioOutput* audioOutput;
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QAudioInput* audioInput;
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bool isUlaw;
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quint16 latency;
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bool isInput; // Used to determine whether input or output audio
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int chunkSize;
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bool chunkAvailable;
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quint32 lastSeq;
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QAudioFormat format;
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QAudioDeviceInfo deviceInfo;
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quint16 radioSampleRate;
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quint8 radioSampleBits;
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quint8 radioChannels;
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QVector <audioPacket> audioBuffer;
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QMap<quint32, audioPacket>inputBuffer;
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SpeexResamplerState* resampler=NULL;
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unsigned int ratioNum;
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unsigned int ratioDen;
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};
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#endif // AUDIOHANDLER_H
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