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// Copyright (C) 2022 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 QWASMMEDIAPLAYER_H
#define QWASMMEDIAPLAYER_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 <qglobal.h>
#include <private/qplatformmediaplayer_p.h>
#include <qsize.h>
#include <qurl.h>
#include <QtCore/qpointer.h>
QT_BEGIN_NAMESPACE
class QWasmAudioOutput;
class QWasmVideoOutput;
class QWasmMediaPlayer : public QObject, public QPlatformMediaPlayer
{
Q_OBJECT
public:
explicit QWasmMediaPlayer(QMediaPlayer *parent = 0);
~QWasmMediaPlayer() override;
enum QWasmMediaPlayerState {
Error,
Idle,
Uninitialized,
Preparing,
Prepared,
Started,
Paused,
Stopped,
PlaybackCompleted
};
Q_ENUM(QWasmMediaPlayerState)
enum QWasmMediaNetworkState { NetworkEmpty = 0, NetworkIdle, NetworkLoading, NetworkNoSource };
Q_ENUM(QWasmMediaNetworkState)
qint64 duration() const override;
qint64 position() const override;
float bufferProgress() const override;
bool isAudioAvailable() const override;
bool isVideoAvailable() const override;
QMediaTimeRange availablePlaybackRanges() const override;
qreal playbackRate() const override;
void setPlaybackRate(qreal rate) override;
QUrl media() const override;
const QIODevice *mediaStream() const override;
void setMedia(const QUrl &mediaContent, QIODevice *stream) override;
void setVideoSink(QVideoSink *surface) override;
void setAudioOutput(QPlatformAudioOutput *output) override;
void setPosition(qint64 position) override;
void play() override;
void pause() override;
void stop() override;
bool isSeekable() const override;
int trackCount(TrackType trackType) override;
void updateAudioDevice();
private Q_SLOTS:
void volumeChanged(float volume);
void mutedChanged(bool muted);
void videoOutputReady(bool ready);
void errorOccured(qint32 code, const QString &message);
void bufferingChanged(qint32 percent);
void videoSizeChanged(qint32 width, qint32 height);
void mediaStateChanged(QWasmMediaPlayer::QWasmMediaPlayerState state);
void setPositionChanged(qint64 position);
void setDurationChanged(qint64 duration);
void videoMetaDataChanged();
void onMediaStatusChanged(QMediaPlayer::MediaStatus status);
private:
void setMediaStatus(QMediaPlayer::MediaStatus status);
void setAudioAvailable(bool available);
void setVideoAvailable(bool available);
void updateAvailablePlaybackRanges();
void resetBufferingProgress();
void setSubtitle(QString subtitle);
void disableTrack(TrackType trackType);
void initVideo();
void initAudio();
friend class StateChangeNotifier;
QPointer<QWasmVideoOutput> m_videoOutput;
QWasmAudioOutput *m_audioOutput = nullptr;
QUrl m_mediaContent;
QIODevice *m_mediaStream = nullptr;
QVideoSink *m_videoSink = nullptr;
int m_bufferPercent = -1;
bool m_audioAvailable = false;
bool m_videoAvailable = false;
QSize m_videoSize;
bool m_buffering = false;
QMediaTimeRange m_availablePlaybackRange;
int m_State;
bool m_playWhenReady = false;
};
QT_END_NAMESPACE
#endif // QWASMMEDIAPLAYER_H
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