qmockmediaplayer.h

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// Copyright (C) 2021 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#ifndef QMOCKMEDIAPLAYER_H

#define QMOCKMEDIAPLAYER_H

#include <QtMultimedia/private/qplatformmediaplayer_p.h>

#include <QtCore/qurl.h>

QT_BEGIN_NAMESPACE

class QMockMediaPlayer : public QPlatformMediaPlayer

    friend class QMockMediaPlayerService;

public:

    QMockMediaPlayer(QMediaPlayer *parent)

        : QPlatformMediaPlayer(parent)

        , _error(QMediaPlayer::NoError)

        , _duration(0)

        , _position(0)

        , _bufferProgress(0)

        , _audioAvailable(false)

        , _videoAvailable(false)

        , _isSeekable(true)

        , _playbackRate(qreal(1.0))

        , _stream(0)

        , _isValid(false)

    ~QMockMediaPlayer()

    void updateState(QMediaPlayer::PlaybackState state) { setState(state); }

    void updateMediaStatus(QMediaPlayer::MediaStatus status, QMediaPlayer::PlaybackState state)

        mediaStatusChanged(status);

        stateChanged(state);

    qint64 duration() const override { return _duration; }

    void setDuration(qint64 duration) { durationChanged(_duration = duration); }

    qint64 position() const override { return _position; }

    void setPosition(qint64 position) override

        if (position != _position)

            positionChanged(_position = position);

    float bufferProgress() const override { return _bufferProgress; }

    void setBufferStatus(float status)

        if (_bufferProgress == status)

            return;

        _bufferProgress = status;

        bufferProgressChanged(status);

    bool isAudioAvailable() const override { return _audioAvailable; }

    bool isVideoAvailable() const override { return _videoAvailable; }

    bool isSeekable() const override { return _isSeekable; }

    void setSeekable(bool seekable) { seekableChanged(_isSeekable = seekable); }

    QMediaTimeRange availablePlaybackRanges() const override { return QMediaTimeRange(_seekRange.first, _seekRange.second); }

    void setSeekRange(qint64 minimum, qint64 maximum) { _seekRange = std::pair(minimum, maximum); }

    qreal playbackRate() const override { return _playbackRate; }

    void setPlaybackRate(qreal rate) override

        if (rate != _playbackRate)

            playbackRateChanged(_playbackRate = rate);

    QUrl media() const override { return _media; }

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

        _stream = stream;

        _media = content;

        setState(QMediaPlayer::StoppedState);

        mediaStatusChanged(_media.isEmpty() ? QMediaPlayer::NoMedia : QMediaPlayer::LoadingMedia);

    QIODevice *mediaStream() const override { return _stream; }

    bool streamPlaybackSupported() const override { return m_supportsStreamPlayback; }

    void setStreamPlaybackSupported(bool b) { m_supportsStreamPlayback = b; }

    void play() override { if (_isValid && !_media.isEmpty()) setState(QMediaPlayer::PlayingState); }

    void pause() override { if (_isValid && !_media.isEmpty()) setState(QMediaPlayer::PausedState); }

    void stop() override { if (state() != QMediaPlayer::StoppedState) setState(QMediaPlayer::StoppedState); }

    void setVideoSink(QVideoSink *) override {}

    void setAudioOutput(QPlatformAudioOutput *output) override { m_audioOutput = output; }

    void emitError(QMediaPlayer::Error err, const QString &errorString) { error(err, errorString); }

    void setState(QMediaPlayer::PlaybackState state)

        stateChanged(state);

    void setState(QMediaPlayer::PlaybackState state, QMediaPlayer::MediaStatus status)

        mediaStatusChanged(status);

        stateChanged(state);

    void setMediaStatus(QMediaPlayer::MediaStatus status)

        if (status == QMediaPlayer::StalledMedia || status == QMediaPlayer::BufferingMedia)

            bufferProgressChanged(_bufferProgress);

        mediaStatusChanged(status);

    void setIsValid(bool isValid) { _isValid = isValid; }

    void setMedia(QUrl media) { _media = media; }

    void setVideoAvailable(bool videoAvailable) { _videoAvailable = videoAvailable; }

    void setError(QMediaPlayer::Error err)

        _error = err;

        error(_error, _errorString);

    void setErrorString(QString errorString)

        _errorString = errorString;

        error(_error, _errorString);

    void reset()

        stateChanged(QMediaPlayer::StoppedState);

        _error = QMediaPlayer::NoError;

        _duration = 0;

        _position = 0;

        _bufferProgress = 0;

        _videoAvailable = false;

        _isSeekable = false;

        _playbackRate = 0.0;

        _media = QUrl();

        _stream = 0;

        _isValid = false;

        _errorString = QString();

    QMediaPlayer::Error _error;

    qint64 _duration;

    qint64 _position;

    float _bufferProgress;

    bool _audioAvailable;

    bool _videoAvailable;

    bool _isSeekable;

    std::pair<qint64, qint64> _seekRange;

    qreal _playbackRate;

    QUrl _media;

    QIODevice *_stream;

    bool _isValid;

    QString _errorString;

    bool m_supportsStreamPlayback = false;

    QPlatformAudioOutput *m_audioOutput = nullptr;

};

QT_END_NAMESPACE

#endif // QMOCKMEDIAPLAYER_H