WSJT-X/Audio/soundin.h
Bill Somerville 21e7560b89
Simplify logging of missing/extra audio input samples
These warnings and errors  now go to the the system  log rather than a
MessageBox.
2020-11-14 20:50:27 +00:00

56 lines
1.2 KiB
C++

// -*- Mode: C++ -*-
#ifndef SOUNDIN_H__
#define SOUNDIN_H__
#include <limits>
#include <QObject>
#include <QString>
#include <QDateTime>
#include <QScopedPointer>
#include <QPointer>
#include <QAudioInput>
#include "Audio/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}
, cummulative_lost_usec_ {std::numeric_limits<qint64>::min ()}
{
}
~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_SLOT void reset (bool report_dropped_frames);
Q_SIGNAL void error (QString message) const;
Q_SIGNAL void status (QString message) const;
private:
// used internally
Q_SLOT void handleStateChanged (QAudio::State);
bool checkStream ();
QScopedPointer<QAudioInput> m_stream;
QPointer<AudioDevice> m_sink;
qint64 cummulative_lost_usec_;
};
#endif