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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QFFMPEGAUDIORENDERER_P_H
#define QFFMPEGAUDIORENDERER_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "playbackengine/qffmpegrenderer_p.h"
#include "qaudiobuffer.h"
QT_BEGIN_NAMESPACE
class QAudioOutput;
class QAudioSink;
namespace QFFmpeg {
class Resampler;
};
namespace QFFmpeg::PlaybackEngineInternal {
class AudioRenderer : public Renderer
{
Q_OBJECT
public:
AudioRenderer(const TimeController &tc, QAudioOutput *output);
~AudioRenderer() override;
protected:
RenderingResult renderInternal(Frame frame) override;
void onPlaybackRateChanged() override;
void freeOutput();
void updateOutput(const Codec *codec);
void initResempler(const Codec *codec);
void onDeviceChanged();
void updateVolume();
private:
QPointer<QAudioOutput> m_output;
std::unique_ptr<QAudioSink> m_sink;
std::unique_ptr<Resampler> m_resampler;
QAudioFormat m_format;
QAudioBuffer m_bufferedData;
qsizetype m_bufferWritten = 0;
QIODevice *m_ioDevice = nullptr;
bool m_deviceChanged = false;
};
}
QT_END_NAMESPACE
#endif // QFFMPEGAUDIORENDERER_P_H
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