avfmediaplayer_p.h

Enable keyboard shortcuts

// Copyright (C) 2016 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 AVFMEDIAPLAYER_H

#define AVFMEDIAPLAYER_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 <QtMultimedia/qmediaplayer.h>

#include <QtMultimedia/qvideoframe.h>

#include <QtMultimedia/private/qplatformmediaplayer_p.h>

#include <QtCore/qbytearray.h>

#include <QtCore/qobject.h>

#include <QtCore/qresource.h>

#include <QtCore/qset.h>

#include <QtCore/qtimer.h>

#include <QtCore/qurl.h>

#import <AVFoundation/AVFoundation.h>

@class AVFMediaPlayerObserver;

QT_BEGIN_NAMESPACE

class AVFMediaPlayer;

class AVFVideoRendererControl;

class AVFVideoSink;

class AVFMediaPlayer : public QObject, public QPlatformMediaPlayer

    Q_OBJECT

public:

    AVFMediaPlayer(QMediaPlayer *parent);

    ~AVFMediaPlayer() override;

    void setVideoSink(QVideoSink *sink) override;

    void setVideoOutput(AVFVideoRendererControl *output);

    AVAsset *currentAssetHandle();

    QUrl media() const override;

    QIODevice *mediaStream() const override;

    void setMedia(const QUrl &content, QIODevice *stream) override;

    qint64 position() const override;

    qint64 duration() const override;

    float bufferProgress() const override;

    QMediaTimeRange availablePlaybackRanges() const override;

    qreal playbackRate() const override;

    void setAudioOutput(QPlatformAudioOutput *output) override;

    QPlatformAudioOutput *m_audioOutput = nullptr;

    QMediaMetaData metaData() const override;

    static void videoOrientationForAssetTrack(AVAssetTrack *track,

                                       QtVideo::Rotation &angle,

                                       bool &mirrored);

    PitchCompensationAvailability pitchCompensationAvailability() const override;

    void setPitchCompensation(bool enabled) override;

    bool pitchCompensation() const override;

public Q_SLOTS:

    void setPlaybackRate(qreal rate) override;

    void nativeSizeChanged(QSize size);

    void setPosition(qint64 pos) override;

    void play() override;

    void pause() override;

    void stop() override;

    void setVolume(float volume);

    void setMuted(bool muted);

    void updateAudioOutputDevice();

    void processEOS();

    void processLoadStateChange(QMediaPlayer::PlaybackState newState);

    void processPositionChange();

    void processMediaLoadError(QMediaPlayer::Error errorCode);

    void seekCompleted();

    void processLoadStateChange();

    void processLoadStateFailure();

    void processBufferStateChange(int bufferProgress);

    void processDurationChange(qint64 duration);

    void streamReady();

    void streamDestroyed();

    void loadMediaStream();

    void updateTracks();

    void setActiveTrack(TrackType type, int index) override;

    int activeTrack(TrackType type) override;

    int trackCount(TrackType) override;

    QMediaMetaData trackMetaData(TrackType type, int trackNumber) override;

public:

    TrackTypeMap<QList<QMediaMetaData>> tracks;

    TrackTypeMap<QList<AVPlayerItemTrack *>> nativeTracks;

private:

    void resetStream(QIODevice *stream = nullptr);

    void applyPitchCompensation(bool enabled);

    void resetBufferProgress();

    void orientationChanged(QtVideo::Rotation rotation, bool mirrored);

    AVFVideoRendererControl *m_videoOutput = nullptr;

    AVFVideoSink *m_videoSink = nullptr;

    QSize m_nativeSize;

    QIODevice *m_mediaStream;

    QUrl m_resources;

    QMediaMetaData m_metaData;

    qreal m_rate;

    qint64 m_requestedPosition;

    qint64 m_duration;

    int m_bufferProgress;

    bool m_pitchCompensationEnabled{ false };

    AVFMediaPlayerObserver *m_observer;

    QTimer m_playbackTimer;

};

QT_END_NAMESPACE

#endif // AVFMEDIAPLAYER_H