1 /***************************************************************************
2 * Copyright (C) 2007 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 ***************************************************************************/
21 #include <QMouseEvent>
22 #include <QStylePainter>
24 #include <QToolButton>
29 #include <KFileDialog>
34 #include "monitormanager.h"
35 #include "smallruler.h"
37 Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
38 : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false) {
41 m_ruler = new SmallRuler();
42 QVBoxLayout *layout = new QVBoxLayout;
43 layout->addWidget(m_ruler);
44 ui.ruler_frame->setLayout(layout);
46 QToolBar *toolbar = new QToolBar(name, this);
47 QVBoxLayout *layout2 = new QVBoxLayout;
49 m_playIcon = KIcon("media-playback-start");
50 m_pauseIcon = KIcon("media-playback-pause");
52 QAction *m_rewAction = toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
53 connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
54 QAction *m_rew1Action = toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"));
55 connect(m_rew1Action, SIGNAL(triggered()), this, SLOT(slotRewindOneFrame()));
57 QToolButton *playButton = new QToolButton(toolbar);
58 QMenu *playMenu = new QMenu(i18n("Play..."), this);
59 playButton->setMenu(playMenu);
60 playButton->setPopupMode(QToolButton::MenuButtonPopup);
61 toolbar->addWidget(playButton);
63 m_playAction = playMenu->addAction(m_playIcon, i18n("Play"));
64 m_playAction->setCheckable(true);
65 connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
66 QAction *m_playSectionAction = playMenu->addAction(m_playIcon, i18n("Play Section"));
67 connect(m_playSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
68 QAction *m_loopSectionAction = playMenu->addAction(m_playIcon, i18n("Loop Section"));
69 connect(m_loopSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
71 QAction *m_fwd1Action = toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"));
72 connect(m_fwd1Action, SIGNAL(triggered()), this, SLOT(slotForwardOneFrame()));
73 QAction *m_fwdAction = toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
74 connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
76 playButton->setDefaultAction(m_playAction);
78 m_timePos = new KRestrictedLine(this);
79 m_timePos->setInputMask("99:99:99:99");
80 toolbar->addWidget(m_timePos);
82 layout2->addWidget(toolbar);
83 ui.button_frame->setLayout(layout2);
85 //m_ruler->setPixelPerMark(3);
88 QVBoxLayout *rendererBox = new QVBoxLayout(ui.video_frame);
89 m_monitorRefresh = new MonitorRefresh(ui.video_frame);
90 rendererBox->addWidget(m_monitorRefresh);
91 //m_monitorRefresh->setAttribute(Qt::WA_PaintOnScreen);
92 render = new Render(m_name, (int) m_monitorRefresh->winId(), -1, this);
93 m_monitorRefresh->setRenderer(render);
95 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
96 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
97 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
99 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
100 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
102 //render->createVideoXWindow(ui.video_frame->winId(), -1);
103 int width = m_ruler->width();
104 m_ruler->setLength(width);
105 m_ruler->setMaximum(width);
108 m_contextMenu = new QMenu(this);
109 m_contextMenu->addMenu(playMenu);
110 QAction *extractFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Extract frame"));
111 connect(extractFrame, SIGNAL(triggered()), this, SLOT(slotExtractCurrentFrame()));
113 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
116 QString Monitor::name() const {
121 void Monitor::mousePressEvent(QMouseEvent * event) {
122 if (event->button() != Qt::RightButton) slotPlay();
123 else m_contextMenu->popup(event->globalPos());
127 void Monitor::wheelEvent(QWheelEvent * event) {
128 if (event->modifiers() == Qt::ControlModifier) {
129 int delta = m_monitorManager->timecode().fps();
130 if (event->delta() < 0) delta = 0 - delta;
131 slotSeek(m_position + delta);
133 if (event->delta() > 0) slotForwardOneFrame();
134 else slotRewindOneFrame();
138 void Monitor::slotExtractCurrentFrame() {
139 QPixmap frame = render->extractFrame(m_position);
140 QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
141 if (!outputFile.isEmpty()) frame.save(outputFile);
144 void Monitor::activateMonitor() {
145 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
148 void Monitor::slotSeek(int pos) {
149 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
150 if (render == NULL) return;
151 render->seekToFrame(pos);
153 emit renderPosition(m_position);
154 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
157 void Monitor::slotRewind(double speed) {
158 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
160 double currentspeed = render->playSpeed();
161 if (currentspeed >= 0) render->play(-2);
162 else render->play(currentspeed * 2);
163 } else render->play(speed);
164 m_playAction->setChecked(true);
165 m_playAction->setIcon(m_pauseIcon);
168 void Monitor::slotForward(double speed) {
169 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
171 double currentspeed = render->playSpeed();
172 if (currentspeed <= 1) render->play(2);
173 else render->play(currentspeed * 2);
174 } else render->play(speed);
175 m_playAction->setChecked(true);
176 m_playAction->setIcon(m_pauseIcon);
179 void Monitor::slotRewindOneFrame() {
180 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
182 if (m_position < 1) return;
184 render->seekToFrame(m_position);
185 emit renderPosition(m_position);
186 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
189 void Monitor::slotForwardOneFrame() {
190 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
192 if (m_position >= m_length) return;
194 render->seekToFrame(m_position);
195 emit renderPosition(m_position);
196 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
199 void Monitor::seekCursor(int pos) {
200 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
201 int rulerPos = (int)(pos * m_scale);
203 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
204 //kDebug() << "seek: " << pos << ", scale: " << m_scale;
205 m_ruler->slotNewValue(rulerPos);
208 void Monitor::rendererStopped(int pos) {
209 int rulerPos = (int)(pos * m_scale);
210 m_ruler->slotNewValue(rulerPos);
212 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
213 m_playAction->setChecked(false);
214 m_playAction->setIcon(m_playIcon);
217 void Monitor::initMonitor() {
218 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
222 void Monitor::resizeEvent(QResizeEvent * event) {
223 QWidget::resizeEvent(event);
225 if (render && m_isActive) render->doRefresh();
229 void Monitor::adjustRulerSize(int length) {
230 int width = m_ruler->width();
231 m_ruler->setLength(width);
232 if (length > 0) m_length = length;
233 m_scale = (double) width / m_length;
234 if (m_scale == 0) m_scale = 1;
235 kDebug() << "RULER WIDT: " << width << ", RENDER LENGT: " << m_length << ", SCALE: " << m_scale;
236 m_ruler->setPixelPerMark(m_scale);
237 m_ruler->setMaximum(width);
238 //m_ruler->setLength(length);
241 void Monitor::stop() {
243 if (render) render->stop();
246 void Monitor::start() {
248 if (render) render->start();
251 void Monitor::refreshMonitor(bool visible) {
252 if (visible && render) {
253 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
254 render->askForRefresh();
258 void Monitor::slotPlay() {
259 if (render == NULL) return;
260 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
261 render->switchPlay();
262 m_playAction->setChecked(true);
263 m_playAction->setIcon(m_pauseIcon);
266 void Monitor::slotSetXml(const QDomElement &e) {
267 if (render == NULL) return;
268 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
270 QDomElement westley = doc.createElement("westley");
271 doc.appendChild(westley);
272 westley.appendChild(e);
273 render->setSceneList(doc, 0);
274 m_ruler->slotNewValue(0);
275 m_timePos->setText("00:00:00:00");
279 void Monitor::slotOpenFile(const QString &file) {
280 if (render == NULL) return;
281 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
283 QDomElement westley = doc.createElement("westley");
284 doc.appendChild(westley);
285 QDomElement prod = doc.createElement("producer");
286 westley.appendChild(prod);
287 prod.setAttribute("mlt_service", "avformat");
288 prod.setAttribute("resource", file);
289 render->setSceneList(doc, 0);
292 void Monitor::resetProfile(QString prof) {
293 if (render == NULL) return;
294 render->resetProfile(prof);
297 void Monitor::saveSceneList(QString path, QDomElement info) {
298 if (render == NULL) return;
299 render->saveSceneList(path, info);
302 MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
306 void MonitorRefresh::setRenderer(Render* render) {
310 void MonitorRefresh::paintEvent(QPaintEvent * event) {
311 if (m_renderer != NULL) m_renderer->doRefresh();
314 #include "monitor.moc"