1 /***************************************************************************
2 * Copyright (C) 2011 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
20 #ifndef ABSTRACTMONITOR_H
21 #define ABSTRACTMONITOR_H
31 #include "definitions.h"
32 #include "widgets/videosurface.h"
38 class AbstractRender: public QObject
42 /** @brief Build an abstract MLT Renderer
43 * @param name A unique identifier for this renderer
44 * @param winid The parent widget identifier (required for SDL display). Set to 0 for OpenGL rendering
45 * @param profile The MLT profile used for the renderer (default one will be used if empty). */
46 explicit AbstractRender(Kdenlive::MonitorId name, QWidget *parent = 0)
48 sendFrameForAnalysis(false),
54 /** @brief Destroy the MLT Renderer. */
55 virtual ~AbstractRender() {}
57 /** @brief This property is used to decide if the renderer should convert it's frames to QImage for use in other Kdenlive widgets. */
58 bool sendFrameForAnalysis;
60 /** @brief This property is used to decide if the renderer should send audio data for monitoring. */
63 const QString &name() const {return m_name;}
65 /** @brief Someone needs us to send again a frame. */
66 virtual void sendFrameUpdate() = 0;
72 /** @brief The renderer refreshed the current frame. */
73 void frameUpdated(const QImage &);
75 /** @brief This signal contains the audio of the current frame. */
76 void audioSamplesSignal(const QVector<int16_t>&,int,int,int);
79 class AbstractMonitor : public QWidget
83 AbstractMonitor(Kdenlive::MonitorId id, MonitorManager *manager, QWidget *parent = 0);
84 Kdenlive::MonitorId id() {return m_id;}
85 virtual ~AbstractMonitor();
86 virtual AbstractRender *abstractRender() = 0;
87 bool isActive() const;
88 VideoContainer *videoBox;
89 VideoSurface *videoSurface;
90 void createVideoSurface();
94 virtual void stop() = 0;
95 virtual void start() = 0;
96 virtual void slotPlay() = 0;
97 virtual void slotMouseSeek(int eventDelta, bool fast) = 0;
98 bool slotActivateMonitor(bool forceRefresh = false);
99 virtual void slotSwitchFullScreen() = 0;
102 Kdenlive::MonitorId m_id;
103 MonitorManager *m_monitorManager;
106 class VideoContainer : public QFrame
110 explicit VideoContainer(AbstractMonitor *monitor, QWidget *parent = 0);
111 void switchFullScreen();
114 virtual void mouseDoubleClickEvent(QMouseEvent * event);
115 virtual void mouseReleaseEvent(QMouseEvent *event);
116 void keyPressEvent(QKeyEvent *event);
117 virtual void wheelEvent(QWheelEvent * event);
120 Qt::WindowFlags m_baseFlags;
121 AbstractMonitor *m_monitor;