linphone-desktop/Linphone/core/camera/PreviewManager.hpp
Julien Wadel 19840b30f3 QmlName for Gui objects.
Debug message format.
Preview updates on Call state.
2024-04-22 18:16:32 +02:00

62 lines
1.9 KiB
C++

/*
* Copyright (c) 2024 Belledonne Communications SARL.
*
* This file is part of linphone-desktop
* (see https://www.linphone.org).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PREVIEW_MANAGER_H_
#define PREVIEW_MANAGER_H_
#include "CameraGui.hpp"
#include "tool/AbstractObject.hpp"
#include <QMutex>
#include <QObject>
#include <QPair>
#include <QQuickFramebufferObject>
// Manage the SDK preview as a singleton.
// The goal is to process the limitation that only one preview can be displayed.
// On asynchronized application, the destruction of a previous Preview can be done AFTER the creation on a new Preview
// Sticker.
// =============================================================================
class PreviewManager : public QObject, public AbstractObject {
Q_OBJECT
public:
PreviewManager(QObject *parent = nullptr);
virtual ~PreviewManager();
static PreviewManager *getInstance();
QQuickFramebufferObject::Renderer *subscribe(const CameraGui *candidate);
void unsubscribe(const CameraGui *candidate);
void activate();
void deactivate();
public slots:
void unsubscribe(QObject *sender);
private:
QMutex mCounterMutex;
QList<QPair<const CameraGui *, QQuickFramebufferObject::Renderer *>> mCandidates;
static PreviewManager *gInstance;
QQuickFramebufferObject::Renderer *mPreviewRenderer = nullptr;
DECLARE_ABSTRACT_OBJECT
};
#endif