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// -*- Mode: C++ -*-
#ifndef SOUNDIN_H__
#define SOUNDIN_H__
#include <QObject>
#include <QString>
#include <QDateTime>
#include <QScopedPointer>
#include <QPointer>
#include <QAudioInput>
#include "AudioDevice.hpp"
class QAudioDeviceInfo;
class QAudioInput;
// Gets audio data from sound sample source and passes it to a sink device
class SoundInput
: public QObject
{
Q_OBJECT;
public:
SoundInput (QObject * parent = nullptr)
: QObject {parent}
, m_sink {nullptr}
{
}
~SoundInput ();
// sink must exist from the start call until the next start call or
// stop call
Q_SLOT void start(QAudioDeviceInfo const&, int framesPerBuffer, AudioDevice * sink, unsigned downSampleFactor, AudioDevice::Channel = AudioDevice::Mono);
Q_SLOT void suspend ();
Q_SLOT void resume ();
Q_SLOT void stop ();
Q_SIGNAL void error (QString message) const;
Q_SIGNAL void status (QString message) const;
private:
// used internally
Q_SLOT void handleStateChanged (QAudio::State) const;
bool audioError () const;
QScopedPointer<QAudioInput> m_stream;
QPointer<AudioDevice> m_sink;
};
#endif
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