/*
 * Olive Community Edition - Non-Linear Video Editor
 * Copyright (C) 2025 Olive CE Team
 *
 * 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 PREVIEWAUDIODEVICE_H
#define PREVIEWAUDIODEVICE_H

#include "previewautocacher.h"

namespace olive
{

class PreviewAudioDevice : public QIODevice {
	Q_OBJECT
public:
	PreviewAudioDevice(QObject *parent = nullptr);

	virtual ~PreviewAudioDevice() override;

	void StartQueuing();

	virtual bool isSequential() const override;

	virtual qint64 readData(char *data, qint64 maxSize) override;

	virtual qint64 writeData(const char *data, qint64 length) override;

	int bytes_per_frame() const
	{
		return bytes_per_frame_;
	}

	void set_bytes_per_frame(int b)
	{
		bytes_per_frame_ = b;
	}

	void set_notify_interval(qint64 i)
	{
		notify_interval_ = i;
	}

	void clear();

signals:
	void Notify();

private:
	QMutex lock_;

	QByteArray buffer_;

	int bytes_per_frame_;

	qint64 notify_interval_;

	qint64 bytes_read_;
};

}

#endif // PREVIEWAUDIODEVICE_H