AudioDataProvider.h

/* AudioDataProvider.h
 *
 * Copyright (C) 2011-2024 Michael Lugmair
 *
 * This file is part of sayonara player
 *
 * This program 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.
 
 * 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, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef AUDIODATAPROVIDER_H
#define AUDIODATAPROVIDER_H
 
#include <QObject>
#include <QList>
 
#include "Utils/Pimpl.h"
#include <gst/gst.h>
 
class AudioDataProvider :
    public QObject
{
    Q_OBJECT
    PIMPL(AudioDataProvider)
 
    signals:
        void sigSpectrumDataAvailable(const QList<float>& spectrum, MilliSeconds percent);
        void sigFinished();
        void sigStarted();
 
    public:
        explicit AudioDataProvider(QObject* parent = nullptr);
        ~AudioDataProvider() override;
 
        void setSpectrum(const QList<float>& spectrum, NanoSeconds clock_time);
        GstElement* getAudioconverter() const;
 
        void start(const QString& filename);
        void stop();
 
        uint binCount() const;
        void setBinCount(uint numBins);
 
        MilliSeconds intervalMs() const;
        void setIntervalMs(MilliSeconds ms);
 
        int threshold() const;
        void setThreshold(int threshold);
 
        void setSamplerate(uint samplerate);
        uint samplerate() const;
 
        float frequency(int bins);
 
        bool isRunning() const;
        void setRunning(bool b);
 
        bool isFinished(const QString& filename) const;
        void setFinished(bool b);
};
 
#endif // AUDIODATAPROVIDER_H