1/***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
3 * *
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. *
8 * *
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. *
13 * *
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 ***************************************************************************/
19
20/**
21* @class RecMonitor
22* @brief Records video via dvgrab, video4linux and recordmydesktop
23* @author Jean-Baptiste Mardelle
24*/
25
26#ifndef RECMONITOR_H
27#define RECMONITOR_H
28
29#include "abstractmonitor.h"
30
31#include "definitions.h"
32#include "ui_recmonitor_ui.h"
33
34#include <QToolBar>
35#include <QTimer>
36#include <QProcess>
37#include <QImage>
38
39#include <KIcon>
40#include <KAction>
41#include <KRestrictedLine>
42#include <KDateTime>
43#include <kdeversion.h>
44#include <KComboBox>
45#include <kcapacitybar.h>
46
47#if KDE_IS_VERSION(4,7,0)
48#include <KMessageWidget>
49#endif
50
51class MonitorManager;
52class MltDeviceCapture;
53class AbstractRender;
54
55class RecMonitor : public AbstractMonitor, public Ui::RecMonitor_UI
56{
57 Q_OBJECT
58
59public:
60 explicit RecMonitor(Kdenlive::MonitorId name, MonitorManager *manager, QWidget *parent = 0);
61 ~RecMonitor();
62
63 AbstractRender *abstractRender();
64 void analyseFrames(bool analyse);
65 enum CaptureDevice {
66 Firewire = 0,
67 Video4Linux = 1,
68 ScreenBag = 2,
69 BlackMagic = 3
70 };
71
72protected:
73 void mousePressEvent(QMouseEvent * event);
74 void mouseDoubleClickEvent(QMouseEvent * event);
75
76private:
77 KDateTime m_captureTime;
78 /** @brief Provide feedback about dvgrab operations */
79 QLabel m_dvinfo;
80
81 /** @brief Keeps a brief (max ten items) history of warning or error messages
82 * (currently only used for BLACKMAGIC). */
83 KComboBox m_logger;
84 QString m_capturePath;
85
86 KCapacityBar *m_freeSpace;
87 QTimer m_spaceTimer;
88
89 KUrl m_captureFile;
90 KIcon m_playIcon;
91 KIcon m_pauseIcon;
92
93 QProcess *m_captureProcess;
94 QProcess *m_displayProcess;
95 bool m_isCapturing;
96 /** did the user capture something ? */
97 bool m_didCapture;
98 bool m_isPlaying;
99 QStringList m_captureArgs;
100 QStringList m_displayArgs;
101 QAction *m_recAction;
102 QAction *m_playAction;
103 QAction *m_fwdAction;
104 QAction *m_rewAction;
105 QAction *m_stopAction;
106 QAction *m_discAction;
107
108 MltDeviceCapture *m_captureDevice;
109 QAction *m_addCapturedClip;
110 QAction *m_previewSettings;
111 QString m_error;
112
113#if KDE_IS_VERSION(4,7,0)
114 KMessageWidget *m_infoMessage;
115#endif
116
117 bool m_analyse;
118 void checkDeviceAvailability();
119 QPixmap mergeSideBySide(const QPixmap& pix, const QString &txt);
120 void manageCapturedFiles();
121 /** @brief Build MLT producer for device, using path as profile. */
122 void buildMltDevice(const QString &path);
123 /** @brief Create string containing an XML playlist for v4l capture. */
124 const QString getV4lXmlPlaylist(const MltVideoProfile &profile, bool *isXml);
125 /** @brief Display an error message to user. */
126 void showWarningMessage(const QString &text, bool logAction = false);
127
128private slots:
129 void slotStartPreview(bool play = true);
130 void slotRecord();
131 void slotProcessStatus(QProcess::ProcessState status);
132 void slotVideoDeviceChanged(int ix);
133 void slotRewind();
134 void slotForward();
135 void slotDisconnect();
136 //void slotStartGrab(const QRect &rect);
137 void slotConfigure();
138 void slotReadProcessInfo();
139 void slotUpdateFreeSpace();
140 void slotSetInfoMessage(const QString &message);
141 void slotDroppedFrames(int dropped);
142 /** @brief Change setting for preview while recording. */
143 void slotChangeRecordingPreview(bool enable);
144 /** @brief Show last jog error log. */
145 void slotShowLog();
146
147public slots:
148 void slotPlay();
149 void stop();
150 void start();
151 void slotStopCapture();
152 void slotUpdateCaptureFolder(const QString &currentProjectFolder);
153 void slotMouseSeek(int eventDelta, bool fast);
154 void slotSwitchFullScreen();
155
156signals:
157 void renderPosition(int);
158 void durationChanged(int);
159 void addProjectClip(KUrl);
160 void addProjectClipList(KUrl::List);
161 void showConfigDialog(int, int);
162};
163
164#endif
165