audiodev.h
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/* Webcamoid, webcam capture application.
* Copyright (C) 2016 Gonzalo Exequiel Pedone
*
* Webcamoid is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Webcamoid is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Webcamoid. If not, see <http://www.gnu.org/licenses/>.
*
* Web-Site: http://webcamoid.github.io/
*/
#ifndef AUDIODEV_H
#define AUDIODEV_H
#include <akaudiocaps.h>
class AudioDevPrivate;
class AkAudioPacket;
class AudioDev: public QObject
{
Q_OBJECT
Q_PROPERTY(int latency
READ latency
WRITE setLatency
RESET resetLatency
NOTIFY latencyChanged)
Q_PROPERTY(QString error
READ error
NOTIFY errorChanged)
public:
AudioDev(QObject *parent=nullptr);
virtual ~AudioDev();
Q_INVOKABLE int latency() const;
Q_INVOKABLE const QVector<int> &commonSampleRates() const;
Q_INVOKABLE virtual QString error() const;
Q_INVOKABLE virtual QString defaultInput();
Q_INVOKABLE virtual QString defaultOutput();
Q_INVOKABLE virtual QStringList inputs();
Q_INVOKABLE virtual QStringList outputs();
Q_INVOKABLE virtual QString description(const QString &device);
Q_INVOKABLE virtual AkAudioCaps preferredFormat(const QString &device);
Q_INVOKABLE virtual QList<AkAudioCaps::SampleFormat> supportedFormats(const QString &device);
Q_INVOKABLE virtual QList<AkAudioCaps::ChannelLayout> supportedChannelLayouts(const QString &device);
Q_INVOKABLE virtual QList<int> supportedSampleRates(const QString &device);
Q_INVOKABLE virtual bool init(const QString &device, const AkAudioCaps &caps);
Q_INVOKABLE virtual QByteArray read();
Q_INVOKABLE virtual bool write(const AkAudioPacket &packet);
Q_INVOKABLE virtual bool uninit();
private:
AudioDevPrivate *d;
Q_SIGNALS:
void latencyChanged(int latency);
void errorChanged(const QString &error);
void defaultInputChanged(const QString &defaultInput);
void defaultOutputChanged(const QString &defaultOutput);
void inputsChanged(const QStringList &inputs);
void outputsChanged(const QStringList &outputs);
public Q_SLOTS:
void setLatency(int latency);
void resetLatency();
};
#endif // AUDIODEV_H