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"
36 #include "docclipbase.h"
38 Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
39 : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false), m_currentClip(NULL) {
42 m_ruler = new SmallRuler();
43 QVBoxLayout *layout = new QVBoxLayout;
44 layout->addWidget(m_ruler);
45 ui.ruler_frame->setLayout(layout);
47 QToolBar *toolbar = new QToolBar(name, this);
48 QVBoxLayout *layout2 = new QVBoxLayout;
50 m_playIcon = KIcon("media-playback-start");
51 m_pauseIcon = KIcon("media-playback-pause");
53 QAction *m_rewAction = toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
54 connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
55 QAction *m_rew1Action = toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"));
56 connect(m_rew1Action, SIGNAL(triggered()), this, SLOT(slotRewindOneFrame()));
58 QToolButton *playButton = new QToolButton(toolbar);
59 QMenu *playMenu = new QMenu(i18n("Play..."), this);
60 playButton->setMenu(playMenu);
61 playButton->setPopupMode(QToolButton::MenuButtonPopup);
62 toolbar->addWidget(playButton);
64 m_playAction = playMenu->addAction(m_playIcon, i18n("Play"));
65 m_playAction->setCheckable(true);
66 connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
67 QAction *m_playSectionAction = playMenu->addAction(m_playIcon, i18n("Play Section"));
68 connect(m_playSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
69 QAction *m_loopSectionAction = playMenu->addAction(m_playIcon, i18n("Loop Section"));
70 connect(m_loopSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
72 QAction *m_fwd1Action = toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"));
73 connect(m_fwd1Action, SIGNAL(triggered()), this, SLOT(slotForwardOneFrame()));
74 QAction *m_fwdAction = toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
75 connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
77 playButton->setDefaultAction(m_playAction);
79 m_timePos = new KRestrictedLine(this);
80 m_timePos->setInputMask("99:99:99:99");
81 toolbar->addWidget(m_timePos);
83 layout2->addWidget(toolbar);
84 ui.button_frame->setLayout(layout2);
86 //m_ruler->setPixelPerMark(3);
89 QVBoxLayout *rendererBox = new QVBoxLayout(ui.video_frame);
90 m_monitorRefresh = new MonitorRefresh(ui.video_frame);
91 rendererBox->addWidget(m_monitorRefresh);
92 m_monitorRefresh->setAttribute(Qt::WA_PaintOnScreen);
93 render = new Render(m_name, (int) m_monitorRefresh->winId(), -1, this);
94 m_monitorRefresh->setRenderer(render);
96 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
97 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
98 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
100 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
101 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
103 //render->createVideoXWindow(ui.video_frame->winId(), -1);
104 int width = m_ruler->width();
105 m_ruler->setLength(width);
106 m_ruler->setMaximum(width);
109 m_contextMenu = new QMenu(this);
110 m_contextMenu->addMenu(playMenu);
111 QAction *extractFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Extract frame"));
112 connect(extractFrame, SIGNAL(triggered()), this, SLOT(slotExtractCurrentFrame()));
113 connect(m_ruler, SIGNAL(seekRenderer(int)), this, SLOT(slotSeek(int)));
114 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
117 QString Monitor::name() const {
122 void Monitor::mousePressEvent(QMouseEvent * event) {
123 if (event->button() != Qt::RightButton) slotPlay();
124 else m_contextMenu->popup(event->globalPos());
128 void Monitor::wheelEvent(QWheelEvent * event) {
129 if (event->modifiers() == Qt::ControlModifier) {
130 int delta = m_monitorManager->timecode().fps();
131 if (event->delta() < 0) delta = 0 - delta;
132 slotSeek(m_position + delta);
134 if (event->delta() > 0) slotForwardOneFrame();
135 else slotRewindOneFrame();
139 void Monitor::slotExtractCurrentFrame() {
140 QPixmap frame = render->extractFrame(m_position);
141 QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
142 if (!outputFile.isEmpty()) frame.save(outputFile);
145 void Monitor::activateMonitor() {
146 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
149 void Monitor::slotSeek(int pos) {
150 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
151 if (render == NULL) return;
152 render->seekToFrame(pos);
154 emit renderPosition(m_position);
155 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
158 void Monitor::slotRewind(double speed) {
159 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
161 double currentspeed = render->playSpeed();
162 if (currentspeed >= 0) render->play(-2);
163 else render->play(currentspeed * 2);
164 } else render->play(speed);
165 m_playAction->setChecked(true);
166 m_playAction->setIcon(m_pauseIcon);
169 void Monitor::slotForward(double speed) {
170 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
172 double currentspeed = render->playSpeed();
173 if (currentspeed <= 1) render->play(2);
174 else render->play(currentspeed * 2);
175 } else render->play(speed);
176 m_playAction->setChecked(true);
177 m_playAction->setIcon(m_pauseIcon);
180 void Monitor::slotRewindOneFrame() {
181 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
183 if (m_position < 1) return;
185 render->seekToFrame(m_position);
186 emit renderPosition(m_position);
187 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
190 void Monitor::slotForwardOneFrame() {
191 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
193 if (m_position >= m_length) return;
195 render->seekToFrame(m_position);
196 emit renderPosition(m_position);
197 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
200 void Monitor::seekCursor(int pos) {
201 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
202 //int rulerPos = (int)(pos * m_scale);
204 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
205 //kDebug() << "seek: " << pos << ", scale: " << m_scale;
206 m_ruler->slotNewValue(pos); //rulerPos);
209 void Monitor::rendererStopped(int pos) {
210 //int rulerPos = (int)(pos * m_scale);
211 m_ruler->slotNewValue(pos);
213 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
214 m_playAction->setChecked(false);
215 m_playAction->setIcon(m_playIcon);
218 void Monitor::initMonitor() {
219 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
223 void Monitor::resizeEvent(QResizeEvent * event) {
224 QWidget::resizeEvent(event);
226 if (render && m_isActive) render->doRefresh();
230 void Monitor::adjustRulerSize(int length) {
231 int width = m_ruler->width();
232 m_ruler->setLength(width);
233 if (length > 0) m_length = length;
234 m_scale = (double) width / m_length;
235 if (m_scale == 0) m_scale = 1;
236 kDebug() << "RULER WIDT: " << width << ", RENDER LENGT: " << m_length << ", SCALE: " << m_scale;
237 m_ruler->setPixelPerMark(m_scale);
238 m_ruler->setMaximum(width);
239 //m_ruler->setLength(length);
242 void Monitor::stop() {
244 if (render) render->stop();
247 void Monitor::start() {
249 if (render) render->start();
252 void Monitor::refreshMonitor(bool visible) {
253 if (visible && render) {
254 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
255 render->askForRefresh();
259 void Monitor::slotPlay() {
260 if (render == NULL) return;
261 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
262 render->switchPlay();
263 m_playAction->setChecked(true);
264 m_playAction->setIcon(m_pauseIcon);
267 void Monitor::slotSetXml(DocClipBase *clip, const int position) {
268 if (render == NULL) return;
269 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
271 if (clip != m_currentClip) {
272 m_currentClip = clip;
274 QDomElement westley = doc.createElement("westley");
275 doc.appendChild(westley);
276 westley.appendChild(doc.importNode(m_currentClip->toXML(), true));
277 render->setSceneList(doc, 0);
278 m_ruler->slotNewValue(0);
279 m_timePos->setText("00:00:00:00");
282 if (position != -1) render->seek(GenTime(position, render->fps()));
285 void Monitor::slotOpenFile(const QString &file) {
286 if (render == NULL) return;
287 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
289 QDomElement westley = doc.createElement("westley");
290 doc.appendChild(westley);
291 QDomElement prod = doc.createElement("producer");
292 westley.appendChild(prod);
293 prod.setAttribute("mlt_service", "avformat");
294 prod.setAttribute("resource", file);
295 render->setSceneList(doc, 0);
298 void Monitor::resetProfile(QString prof) {
299 if (render == NULL) return;
300 render->resetProfile(prof);
303 void Monitor::saveSceneList(QString path, QDomElement info) {
304 if (render == NULL) return;
305 render->saveSceneList(path, info);
308 MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
312 void MonitorRefresh::setRenderer(Render* render) {
316 void MonitorRefresh::paintEvent(QPaintEvent * event) {
317 if (m_renderer != NULL) m_renderer->doRefresh();
320 #include "monitor.moc"