matrixion/src/ui/MxcMediaProxy.h

// SPDX-FileCopyrightText: 2021 Nheko Contributors
//
// SPDX-License-Identifier: GPL-3.0-or-later

#pragma once

#include <QAbstractVideoSurface>
#include <QBuffer>
#include <QMediaContent>
#include <QMediaPlayer>
#include <QObject>
#include <QPointer>
#include <QString>

#include "Logging.h"

class TimelineModel;

// I failed to get my own buffer into the MediaPlayer in qml, so just make our own. For that we just
// need the videoSurface property, so that part is really easy!
class MxcMediaProxy : public QMediaPlayer
{
    Q_OBJECT
    Q_PROPERTY(TimelineModel *roomm READ room WRITE setRoom NOTIFY roomChanged REQUIRED)
    Q_PROPERTY(QString eventId READ eventId WRITE setEventId NOTIFY eventIdChanged)
    Q_PROPERTY(QAbstractVideoSurface *videoSurface READ getVideoSurface WRITE setVideoSurface NOTIFY
                 videoSurfaceChanged)
    Q_PROPERTY(bool loaded READ loaded NOTIFY loadedChanged)
    Q_PROPERTY(int orientation READ orientation NOTIFY orientationChanged)

public:
    MxcMediaProxy(QObject *parent = nullptr);

    bool loaded() const { return buffer.size() > 0; }
    QString eventId() const { return eventId_; }
    TimelineModel *room() const { return room_; }
    void setEventId(QString newEventId)
    {
        eventId_ = newEventId;
        emit eventIdChanged();
    }
    void setRoom(TimelineModel *room)
    {
        room_ = room;
        emit roomChanged();
    }
    void setVideoSurface(QAbstractVideoSurface *surface);
    QAbstractVideoSurface *getVideoSurface();

    int orientation() const;

signals:
    void roomChanged();
    void eventIdChanged();
    void loadedChanged();
    void newBuffer(QMediaContent, QIODevice *buf);

    void orientationChanged();
    void videoSurfaceChanged();

private slots:
    void startDownload();

private:
    TimelineModel *room_ = nullptr;
    QString eventId_;
    QString filename_;
    QBuffer buffer;
    QAbstractVideoSurface *m_surface = nullptr;
};