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
23 #include "definitions.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):QObject(parent), sendFrameForAnalysis(false), analyseAudio(false), m_name(name) {};
48 /** @brief Destroy the MLT Renderer. */
49 virtual ~AbstractRender() {};
51 /** @brief This property is used to decide if the renderer should convert it's frames to QImage for use in other Kdenlive widgets. */
52 bool sendFrameForAnalysis;
54 /** @brief This property is used to decide if the renderer should send audio data for monitoring. */
57 const QString &name() const {return m_name;};
59 /** @brief Someone needs us to send again a frame. */
60 virtual void sendFrameUpdate() = 0;
66 /** @brief The renderer refreshed the current frame. */
67 void frameUpdated(QImage);
69 /** @brief This signal contains the audio of the current frame. */
70 void audioSamplesSignal(QVector<int16_t>,int,int,int);
75 class VideoSurface : public QWidget
79 VideoSurface(QWidget *parent = 0);
82 void refreshMonitor();
85 virtual void paintEvent ( QPaintEvent * event );
89 class AbstractMonitor : public QWidget
93 AbstractMonitor(Kdenlive::MONITORID id, MonitorManager *manager, QWidget *parent = 0);
94 Kdenlive::MONITORID id() {return m_id;};
95 virtual ~AbstractMonitor();
96 virtual AbstractRender *abstractRender() = 0;
97 bool isActive() const;
98 VideoContainer *videoBox;
99 VideoSurface *videoSurface;
100 void createVideoSurface();
104 virtual void stop() = 0;
105 virtual void start() = 0;
106 virtual void slotPlay() = 0;
107 virtual void slotMouseSeek(int eventDelta, bool fast) = 0;
108 bool slotActivateMonitor();
109 virtual void slotSwitchFullScreen() = 0;
112 Kdenlive::MONITORID m_id;
113 MonitorManager *m_monitorManager;
116 class VideoContainer : public QFrame
120 explicit VideoContainer(AbstractMonitor *monitor, QWidget *parent = 0);
121 void switchFullScreen();
124 virtual void mouseDoubleClickEvent(QMouseEvent * event);
125 virtual void mouseReleaseEvent(QMouseEvent *event);
126 void keyPressEvent(QKeyEvent *event);
127 virtual void wheelEvent(QWheelEvent * event);
130 Qt::WindowFlags m_baseFlags;
131 AbstractMonitor *m_monitor;