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/**
* Navit, a modular navigation system.
* Copyright (C) 2017-2017 Navit Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program 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 this program; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
// style with: clang-format -style=WebKit -i *
#ifndef Qt5EspeakAudioOut_h
#define Qt5EspeakAudioOut_h
#include <QAudioOutput>
#include <QBuffer>
#include <QByteArray>
#include <QObject>
class Qt5EspeakAudioOut : public QObject {
Q_OBJECT
public:
/* Instantiate this. Parameters are the sample rate to use,
* and the category to sort this audio output to. Not all platforms
* will honour category */
Qt5EspeakAudioOut(int samplerate, const char* category);
~Qt5EspeakAudioOut();
/* Add new samples to this class. The samples will be played*/
void addSamples(short* wav, int numsamples);
public slots:
/* Deal with QAudioOutput status changes */
void handleStateChanged(QAudio::State newState);
/* Cause QAusioOutput to resume playing (after samples were added)*/
void resume(int state);
signals:
/* Cause QAusioOutput to resume playing. Emit this from different thread
* as this is not threadsafe*/
void call_resume(int state);
protected:
private:
/* internal buffer */
QByteArray* data;
QBuffer* buffer;
/* audio output class */
QAudioOutput* audio;
};
#endif
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