git.sesse.net Git - kdenlive/blob - src/trackview.cpp

   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 #include "trackview.h"
  22 #include "definitions.h"
  23 #include "headertrack.h"
  24 #include "clipitem.h"
  25 #include "transition.h"
  26 #include "kdenlivesettings.h"
  27 #include "clipmanager.h"
  28 #include "customruler.h"
  29 #include "kdenlivedoc.h"
  30 #include "mainwindow.h"
  31 #include "customtrackview.h"
  32 #include "initeffects.h"
  33 #include "profilesdialog.h"
  34 #include "configtrackscommand.h"
  35
  36 #include <KDebug>
  37 #include <KMessageBox>
  38 #include <KIO/NetAccess>
  39
  40 #include <QScrollBar>
  41 #include <QInputDialog>
  42
  43 TrackView::TrackView(KdenliveDoc *doc, bool *ok, QWidget *parent) :
  44         QWidget(parent),
  45         m_scale(1.0),
  46         m_projectTracks(0),
  47         m_doc(doc),
  48         m_verticalZoom(1)
  49 {
  50
  51     setupUi(this);
  52 //    ruler_frame->setMaximumHeight();
  53 //    size_frame->setMaximumHeight();
  54     m_scene = new CustomTrackScene(doc);
  55     m_trackview = new CustomTrackView(doc, m_scene, parent);
  56     m_trackview->scale(1, 1);
  57     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  58     //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
  59
  60     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
  61     connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
  62     connect(m_ruler, SIGNAL(adjustZoom(int)), this, SIGNAL(setZoom(int)));
  63     QHBoxLayout *layout = new QHBoxLayout;
  64     layout->setContentsMargins(m_trackview->frameWidth(), 0, 0, 0);
  65     layout->setSpacing(0);
  66     ruler_frame->setLayout(layout);
  67     layout->addWidget(m_ruler);
  68
  69     QHBoxLayout *sizeLayout = new QHBoxLayout;
  70     sizeLayout->setContentsMargins(0, 0, 0, 0);
  71     sizeLayout->setSpacing(0);
  72     size_frame->setLayout(sizeLayout);
  73
  74     QToolButton *butSmall = new QToolButton(this);
  75     butSmall->setIcon(KIcon("kdenlive-zoom-small"));
  76     butSmall->setToolTip(i18n("Smaller tracks"));
  77     butSmall->setAutoRaise(true);
  78     connect(butSmall, SIGNAL(clicked()), this, SLOT(slotVerticalZoomDown()));
  79     sizeLayout->addWidget(butSmall);
  80
  81     QToolButton *butLarge = new QToolButton(this);
  82     butLarge->setIcon(KIcon("kdenlive-zoom-large"));
  83     butLarge->setToolTip(i18n("Bigger tracks"));
  84     butLarge->setAutoRaise(true);
  85     connect(butLarge, SIGNAL(clicked()), this, SLOT(slotVerticalZoomUp()));
  86     sizeLayout->addWidget(butLarge);
  87
  88     QHBoxLayout *tracksLayout = new QHBoxLayout;
  89     tracksLayout->setContentsMargins(0, 0, 0, 0);
  90     tracksLayout->setSpacing(0);
  91     tracks_frame->setLayout(tracksLayout);
  92
  93     headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  94     headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  95     headers_area->setFixedWidth(70);
  96
  97     QVBoxLayout *headersLayout = new QVBoxLayout;
  98     headersLayout->setContentsMargins(0, m_trackview->frameWidth(), 0, 0);
  99     headersLayout->setSpacing(0);
 100     headers_container->setLayout(headersLayout);
 101     connect(headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
 102
 103     tracksLayout->addWidget(m_trackview);
 104     connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), headers_area->verticalScrollBar(), SLOT(setValue(int)));
 105     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
 106     connect(m_trackview, SIGNAL(tracksChanged()), this, SLOT(slotReloadTracks()));
 107     connect(m_trackview, SIGNAL(updateTrackHeaders()), this, SLOT(slotRepaintTracks()));
 108
 109     parseDocument(m_doc->toXml());
 110     if (m_doc->setSceneList() == -1) *ok = false;
 111     else *ok = true;
 112     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
 113     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
 114     connect(m_trackview->horizontalScrollBar(), SIGNAL(rangeChanged(int, int)), this, SLOT(slotUpdateVerticalScroll(int, int)));
 115     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
 116     connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
 117
 118     slotChangeZoom(m_doc->zoom().x(), m_doc->zoom().y());
 119     slotSetZone(m_doc->zone());
 120 }
 121
 122 TrackView::~TrackView()
 123 {
 124     delete m_ruler;
 125     delete m_trackview;
 126 }
 127
 128 //virtual
 129 void TrackView::keyPressEvent(QKeyEvent * event)
 130 {
 131     if (event->key() == Qt::Key_Up) {
 132         m_trackview->slotTrackUp();
 133         event->accept();
 134     } else if (event->key() == Qt::Key_Down) {
 135         m_trackview->slotTrackDown();
 136         event->accept();
 137     } else QWidget::keyPressEvent(event);
 138 }
 139
 140 int TrackView::duration() const
 141 {
 142     return m_trackview->duration();
 143 }
 144
 145 int TrackView::tracksNumber() const
 146 {
 147     return m_projectTracks - 1;
 148 }
 149
 150 int TrackView::inPoint() const
 151 {
 152     return m_ruler->inPoint();
 153 }
 154
 155 int TrackView::outPoint() const
 156 {
 157     return m_ruler->outPoint();
 158 }
 159
 160 void TrackView::slotSetZone(QPoint p)
 161 {
 162     m_ruler->setZone(p);
 163 }
 164
 165 void TrackView::setDuration(int dur)
 166 {
 167     m_trackview->setDuration(dur);
 168     m_ruler->setDuration(dur);
 169 }
 170
 171 void TrackView::parseDocument(QDomDocument doc)
 172 {
 173     //int cursorPos = 0;
 174     m_documentErrors.clear();
 175
 176     //kDebug() << "//// DOCUMENT: " << doc.toString();
 177     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 178     if (!props.isNull()) {
 179         cursorPos = props.toElement().attribute("timeline_position").toInt();
 180     }*/
 181
 182     // parse project tracks
 183     QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
 184     QDomNodeList tracks = doc.elementsByTagName("track");
 185     QDomNodeList playlists = doc.elementsByTagName("playlist");
 186     int duration = 300;
 187     m_projectTracks = tracks.count();
 188     int trackduration = 0;
 189     QDomElement e;
 190     QDomElement p;
 191
 192     int pos = m_projectTracks - 1;
 193     m_invalidProducers.clear();
 194     QDomNodeList producers = doc.elementsByTagName("producer");
 195     for (int i = 0; i < producers.count(); i++) {
 196         // Check for invalid producers
 197         QDomNode n = producers.item(i);
 198         e = n.toElement();
 199
 200         /*
 201         // Check for invalid markup
 202         QDomNodeList params = e.elementsByTagName("property");
 203         for (int j = 0; j < params.count(); j++) {
 204             QDomElement p = params.item(j).toElement();
 205             if (p.attribute("name") == "markup") {
 206          QString val = p.text().toUtf8().data();
 207          kDebug()<<"//FOUND MARKUP, VAL: "<<val;
 208          //e.setAttribute("value", value);
 209          n.removeChild(params.item(j));
 210          break;
 211             }
 212         }
 213         */
 214
 215         if (e.hasAttribute("in") == false && e.hasAttribute("out") == false) continue;
 216         int in = e.attribute("in").toInt();
 217         int out = e.attribute("out").toInt();
 218         if (in > out || in == out) {
 219             // invalid producer, remove it
 220             QString id = e.attribute("id");
 221             m_invalidProducers.append(id);
 222             m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
 223             doc.documentElement().removeChild(producers.at(i));
 224             i--;
 225         }
 226     }
 227
 228     for (int i = 0; i < m_projectTracks; i++) {
 229         e = tracks.item(i).toElement();
 230         QString playlist_name = e.attribute("producer");
 231         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 232             // find playlist related to this track
 233             p = QDomElement();
 234             for (int j = 0; j < m_projectTracks; j++) {
 235                 p = playlists.item(j).toElement();
 236                 if (p.attribute("id") == playlist_name) break;
 237             }
 238             if (p.attribute("id") != playlist_name) { // then it didn't work.
 239                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 240             }
 241             if (e.attribute("hide") == "video") {
 242                 m_doc->switchTrackVideo(i - 1, true);
 243             } else if (e.attribute("hide") == "audio") {
 244                 m_doc->switchTrackAudio(i - 1, true);
 245             } else if (e.attribute("hide") == "both") {
 246                 m_doc->switchTrackVideo(i - 1, true);
 247                 m_doc->switchTrackAudio(i - 1, true);
 248             }
 249
 250             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
 251             pos--;
 252             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 253             if (trackduration > duration) duration = trackduration;
 254         } else {
 255             // background black track
 256             for (int j = 0; j < m_projectTracks; j++) {
 257                 p = playlists.item(j).toElement();
 258                 if (p.attribute("id") == playlist_name) break;
 259             }
 260             pos--;
 261         }
 262     }
 263
 264     // parse transitions
 265     QDomNodeList transitions = doc.elementsByTagName("transition");
 266
 267     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 268     for (int i = 0; i < transitions.count(); i++) {
 269         e = transitions.item(i).toElement();
 270         QDomNodeList transitionparams = e.childNodes();
 271         bool transitionAdd = true;
 272         int a_track = 0;
 273         int b_track = 0;
 274         bool isAutomatic = false;
 275         bool forceTrack = false;
 276         QString mlt_geometry;
 277         QString mlt_service;
 278         QString transitionId;
 279         for (int k = 0; k < transitionparams.count(); k++) {
 280             p = transitionparams.item(k).toElement();
 281             if (!p.isNull()) {
 282                 QString paramName = p.attribute("name");
 283                 // do not add audio mixing transitions
 284                 if (paramName == "internal_added" && p.text() == "237") {
 285                     transitionAdd = false;
 286                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 287                     //break;
 288                 } else if (paramName == "a_track") {
 289                     a_track = qMax(0, p.text().toInt());
 290                     a_track = qMin(m_projectTracks - 1, a_track);
 291                     if (a_track != p.text().toInt()) {
 292                         // the transition track was out of bounds
 293                         m_documentErrors.append(i18n("Transition %1 had an invalid track: %2 > %3", e.attribute("id"), p.text().toInt(), a_track) + '\n');
 294                         EffectsList::setProperty(e, "a_track", QString::number(a_track));
 295                     }
 296                 } else if (paramName == "b_track") {
 297                     b_track = qMax(0, p.text().toInt());
 298                     b_track = qMin(m_projectTracks - 1, b_track);
 299                     if (b_track != p.text().toInt()) {
 300                         // the transition track was out of bounds
 301                         m_documentErrors.append(i18n("Transition %1 had an invalid track: %2 > %3", e.attribute("id"), p.text().toInt(), b_track) + '\n');
 302                         EffectsList::setProperty(e, "b_track", QString::number(b_track));
 303                     }
 304                 } else if (paramName == "mlt_service") mlt_service = p.text();
 305                 else if (paramName == "kdenlive_id") transitionId = p.text();
 306                 else if (paramName == "geometry") mlt_geometry = p.text();
 307                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 308                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 309             }
 310         }
 311         if (a_track == b_track || b_track == 0) {
 312             // invalid transition, remove it
 313             m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 314             tractor.removeChild(transitions.item(i));
 315             i--;
 316             continue;
 317         }
 318         if (transitionAdd || mlt_service != "mix") {
 319             // Transition should be added to the scene
 320             ItemInfo transitionInfo;
 321             if (mlt_service == "composite" && transitionId.isEmpty()) {
 322                 // When adding composite transition, check if it is a wipe transition
 323                 if (mlt_geometry.count(';') == 1) {
 324                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 325                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 326                     QString start = mlt_geometry.section(';', 0, 0);
 327                     start = start.section(':', 0, 1);
 328                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 329                     QString end = mlt_geometry.section('=', 1, 1);
 330                     end = end.section(':', 0, 1);
 331                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 332                     start.append(',' + end);
 333                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 334                     bool isWipeTransition = true;
 335                     int checkNumber;
 336                     for (int i = 0; i < numbers.size(); ++i) {
 337                         checkNumber = qAbs(numbers.at(i).toInt());
 338                         if (checkNumber != 0 && checkNumber != 100) {
 339                             isWipeTransition = false;
 340                             break;
 341                         }
 342                     }
 343                     if (isWipeTransition) transitionId = "slide";
 344                 }
 345             }
 346
 347             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 348
 349             if (!base.isNull()) for (int k = 0; k < transitionparams.count(); k++) {
 350                     p = transitionparams.item(k).toElement();
 351                     if (!p.isNull()) {
 352                         QString paramName = p.attribute("name");
 353                         QString paramValue = p.text();
 354
 355                         QDomNodeList params = base.elementsByTagName("parameter");
 356                         if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 357                                 QDomElement e = params.item(i).toElement();
 358                                 if (!e.isNull() && e.attribute("tag") == paramName) {
 359                                     if (e.attribute("type") == "double") {
 360                                         QString factor = e.attribute("factor", "1");
 361                                         if (factor != "1") {
 362                                             double fact;
 363                                             if (factor.startsWith('%')) {
 364                                                 fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 365                                             } else fact = factor.toDouble();
 366                                             double val = paramValue.toDouble() * fact;
 367                                             paramValue = QString::number(val);
 368                                         }
 369                                     }
 370                                     e.setAttribute("value", paramValue);
 371                                     break;
 372                                 }
 373                             }
 374                     }
 375                 }
 376
 377             /*QDomDocument doc;
 378             doc.appendChild(doc.importNode(base, true));
 379             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 380
 381             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 382             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 383             transitionInfo.track = m_projectTracks - 1 - b_track;
 384
 385             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 386             if (transitionInfo.startPos >= transitionInfo.endPos || base.isNull()) {
 387                 // invalid transition, remove it.
 388                 m_documentErrors.append(i18n("Removed invalid transition: (%1, %2, %3)", e.attribute("id"), mlt_service, transitionId) + '\n');
 389                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 390                 tractor.removeChild(transitions.item(i));
 391                 i--;
 392             } else {
 393                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 394                 if (forceTrack) tr->setForcedTrack(true, a_track);
 395                 m_scene->addItem(tr);
 396                 if (b_track > 0 && m_doc->isTrackLocked(b_track - 1)) {
 397                     tr->setItemLocked(true);
 398                 }
 399             }
 400         }
 401     }
 402
 403     // Add guides
 404     QDomNodeList guides = doc.elementsByTagName("guide");
 405     for (int i = 0; i < guides.count(); i++) {
 406         e = guides.item(i).toElement();
 407         const QString comment = e.attribute("comment");
 408         const GenTime pos = GenTime(e.attribute("time").toDouble());
 409         m_trackview->addGuide(pos, comment);
 410     }
 411
 412     // Rebuild groups
 413     QDomNodeList groups = doc.elementsByTagName("group");
 414     m_trackview->loadGroups(groups);
 415     m_trackview->setDuration(duration);
 416     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 417
 418     // Remove Kdenlive extra info from xml doc before sending it to MLT
 419     QDomElement mlt = doc.firstChildElement("mlt");
 420     QDomElement infoXml = mlt.firstChildElement("kdenlivedoc");
 421     mlt.removeChild(infoXml);
 422
 423     slotRebuildTrackHeaders();
 424     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 425     if (infoXml.hasAttribute("upgraded")) {
 426         // Our document was upgraded, create a backup copy just in case
 427         QString baseFile = m_doc->url().path().section(".kdenlive", 0, 0);
 428         int ct = 0;
 429         QString backupFile = baseFile + "_backup" + QString::number(ct) + ".kdenlive";
 430         while (QFile::exists(backupFile)) {
 431             ct++;
 432             backupFile = baseFile + "_backup" + QString::number(ct) + ".kdenlive";
 433         }
 434         if (KIO::NetAccess::file_copy(m_doc->url(), KUrl(backupFile), this))
 435             KMessageBox::information(this, i18n("Your project file was upgraded to the latest Kdenlive document version.\nTo make sure you don't lose data, a backup copy called %1 was created.", backupFile));
 436         else
 437             KMessageBox::information(this, i18n("Your project file was upgraded to the latest Kdenlive document version, but it was not possible to create a backup copy.", backupFile));
 438     }
 439     //m_trackview->setCursorPos(cursorPos);
 440     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 441 }
 442
 443 void TrackView::slotDeleteClip(const QString &clipId)
 444 {
 445     m_trackview->deleteClip(clipId);
 446 }
 447
 448 void TrackView::setCursorPos(int pos)
 449 {
 450     m_trackview->setCursorPos(pos);
 451 }
 452
 453 void TrackView::moveCursorPos(int pos)
 454 {
 455     m_trackview->setCursorPos(pos, false);
 456 }
 457
 458 void TrackView::slotChangeZoom(int horizontal, int vertical)
 459 {
 460     m_ruler->setPixelPerMark(horizontal);
 461     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[horizontal];
 462
 463     if (vertical == -1) {
 464         // user called zoom
 465         m_doc->setZoom(horizontal, m_verticalZoom);
 466         m_trackview->setScale(m_scale, m_scene->scale().y());
 467     } else {
 468         m_verticalZoom = vertical;
 469         if (m_verticalZoom == 0)
 470             m_trackview->setScale(m_scale, 0.5);
 471         else
 472             m_trackview->setScale(m_scale, m_verticalZoom);
 473         adjustTrackHeaders();
 474     }
 475 }
 476
 477 int TrackView::fitZoom() const
 478 {
 479     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 480     int i;
 481     for (i = 0; i < 13; i++)
 482         if (m_ruler->comboScale[i] > zoom) break;
 483     return i;
 484 }
 485
 486 KdenliveDoc *TrackView::document()
 487 {
 488     return m_doc;
 489 }
 490
 491 void TrackView::refresh()
 492 {
 493     m_trackview->viewport()->update();
 494 }
 495
 496 void TrackView::slotRepaintTracks()
 497 {
 498     QLayoutItem *child;
 499     for (int i = 0; i < headers_container->layout()->count(); i++) {
 500         child = headers_container->layout()->itemAt(i);
 501         if (child->widget() && child->widget()->height() > 5) {
 502             HeaderTrack *head = static_cast <HeaderTrack *>(child->widget());
 503             if (head) head->setSelectedIndex(m_trackview->selectedTrack());
 504         }
 505     }
 506 }
 507
 508 void TrackView::slotReloadTracks()
 509 {
 510     slotRebuildTrackHeaders();
 511     emit updateTracksInfo();
 512 }
 513
 514 void TrackView::slotRebuildTrackHeaders()
 515 {
 516     const QList <TrackInfo> list = m_doc->tracksList();
 517     QLayoutItem *child;
 518     while ((child = headers_container->layout()->takeAt(0)) != 0) {
 519         QWidget *wid = child->widget();
 520         delete child;
 521         if (wid) wid->deleteLater();
 522     }
 523     int max = list.count();
 524     int height = KdenliveSettings::trackheight() * m_scene->scale().y() - 1;
 525     HeaderTrack *header = NULL;
 526     QFrame *frame = NULL;
 527     for (int i = 0; i < max; i++) {
 528         frame = new QFrame(headers_container);
 529         frame->setFixedHeight(1);
 530         frame->setFrameStyle(QFrame::Plain);
 531         frame->setFrameShape(QFrame::Box);
 532         frame->setLineWidth(1);
 533         headers_container->layout()->addWidget(frame);
 534         TrackInfo info = list.at(max - i - 1);
 535         header = new HeaderTrack(i, info, height, headers_container);
 536         header->setSelectedIndex(m_trackview->selectedTrack());
 537         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 538         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 539         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 540         connect(header, SIGNAL(selectTrack(int)), m_trackview, SLOT(slotSelectTrack(int)));
 541         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 542         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 543         connect(header, SIGNAL(renameTrack(int, QString)), this, SLOT(slotRenameTrack(int, QString)));
 544         connect(header, SIGNAL(configTrack(int)), this, SIGNAL(configTrack(int)));
 545         headers_container->layout()->addWidget(header);
 546     }
 547     frame = new QFrame(this);
 548     frame->setFixedHeight(1);
 549     frame->setFrameStyle(QFrame::Plain);
 550     frame->setFrameShape(QFrame::Box);
 551     frame->setLineWidth(1);
 552     headers_container->layout()->addWidget(frame);
 553 }
 554
 555
 556 void TrackView::adjustTrackHeaders()
 557 {
 558     int height = KdenliveSettings::trackheight() * m_scene->scale().y() - 1;
 559     QLayoutItem *child;
 560     for (int i = 0; i < headers_container->layout()->count(); i++) {
 561         child = headers_container->layout()->itemAt(i);
 562         if (child->widget() && child->widget()->height() > 5)(static_cast <HeaderTrack *>(child->widget()))->adjustSize(height);
 563     }
 564 }
 565
 566 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked)
 567 {
 568     // parse track
 569     int position = 0;
 570     QDomNodeList children = xml.childNodes();
 571     for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
 572         QDomNode n = children.item(nodeindex);
 573         QDomElement elem = n.toElement();
 574         if (elem.tagName() == "blank") {
 575             position += elem.attribute("length").toInt();
 576         } else if (elem.tagName() == "entry") {
 577             // Found a clip
 578             int in = elem.attribute("in").toInt();
 579             int out = elem.attribute("out").toInt();
 580             if (in > out || /*in == out ||*/ m_invalidProducers.contains(elem.attribute("producer"))) {
 581                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 582                 xml.removeChild(children.at(nodeindex));
 583                 nodeindex--;
 584                 continue;
 585             }
 586             QString idString = elem.attribute("producer");
 587             QString id = idString;
 588             double speed = 1.0;
 589             int strobe = 1;
 590             if (idString.startsWith("slowmotion")) {
 591                 id = idString.section(':', 1, 1);
 592                 speed = idString.section(':', 2, 2).toDouble();
 593                 strobe = idString.section(':', 3, 3).toInt();
 594                 if (strobe == 0) strobe = 1;
 595             } else id = id.section('_', 0, 0);
 596             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 597             if (clip == NULL) {
 598                 // The clip in playlist was not listed in the kdenlive producers,
 599                 // something went wrong, repair required.
 600                 kWarning() << "CANNOT INSERT CLIP " << id;
 601
 602                 clip = getMissingProducer(id);
 603                 if (!clip) {
 604                     // We cannot find the producer, something is really wrong, add
 605                     // placeholder color clip
 606                     QDomDocument doc;
 607                     QDomElement producerXml = doc.createElement("producer");
 608                     doc.appendChild(producerXml);
 609                     producerXml.setAttribute("colour", "0xff0000ff");
 610                     producerXml.setAttribute("mlt_service", "colour");
 611                     producerXml.setAttribute("length", "15000");
 612                     producerXml.setAttribute("name", "INVALID");
 613                     producerXml.setAttribute("type", COLOR);
 614                     producerXml.setAttribute("id", id);
 615                     clip = new DocClipBase(m_doc->clipManager(), doc.documentElement(), id);
 616                     xml.insertBefore(producerXml, QDomNode());
 617                     m_doc->clipManager()->addClip(clip);
 618
 619                     m_documentErrors.append(i18n("Broken clip producer %1", id) + '\n');
 620                 } else {
 621                     // Found correct producer
 622                     m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, clip->getId()) + '\n');
 623                     elem.setAttribute("producer", clip->getId());
 624                 }
 625                 m_doc->setModified(true);
 626             }
 627
 628             if (clip != NULL) {
 629                 ItemInfo clipinfo;
 630                 clipinfo.startPos = GenTime(position, m_doc->fps());
 631                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 632                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 633                 clipinfo.cropDuration = clipinfo.endPos - clipinfo.startPos;
 634
 635                 clipinfo.track = ix;
 636                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 637                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, strobe, false);
 638                 if (idString.endsWith("_video")) item->setVideoOnly(true);
 639                 else if (idString.endsWith("_audio")) item->setAudioOnly(true);
 640                 m_scene->addItem(item);
 641                 if (locked) item->setItemLocked(true);
 642                 clip->addReference();
 643                 position += (out - in + 1);
 644                 if (speed != 1.0 || strobe > 1) {
 645                     QDomElement speedeffect = MainWindow::videoEffects.getEffectByTag(QString(), "speed").cloneNode().toElement();
 646                     EffectsList::setParameter(speedeffect, "speed", QString::number((int)(100 * speed + 0.5)));
 647                     EffectsList::setParameter(speedeffect, "strobe", QString::number(strobe));
 648                     item->addEffect(speedeffect, false);
 649                     item->effectsCounter();
 650                 }
 651
 652                 // parse clip effects
 653                 QDomNodeList effects = elem.childNodes();
 654                 for (int ix = 0; ix < effects.count(); ix++) {
 655                     bool disableeffect = false;
 656                     QDomElement effect = effects.at(ix).toElement();
 657                     if (effect.tagName() == "filter") {
 658                         // add effect to clip
 659                         QString effecttag;
 660                         QString effectid;
 661                         QString effectindex = QString::number(ix + 1);
 662                         QString ladspaEffectFile;
 663                         // Get effect tag & index
 664                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 665                             // parse effect parameters
 666                             QDomElement effectparam = n3.toElement();
 667                             if (effectparam.attribute("name") == "tag") {
 668                                 effecttag = effectparam.text();
 669                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 670                                 effectid = effectparam.text();
 671                             } else if (effectparam.attribute("name") == "disable" && effectparam.text().toInt() == 1) {
 672                                 // Fix effects index
 673                                 disableeffect = true;
 674                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 675                                 // Fix effects index
 676                                 effectparam.firstChild().setNodeValue(effectindex);
 677                             } else if (effectparam.attribute("name") == "src") {
 678                                 ladspaEffectFile = effectparam.text();
 679                                 if (!QFile::exists(ladspaEffectFile)) {
 680                                     // If the ladspa effect file is missing, recreate it
 681                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 682                                     ladspaEffectFile = m_doc->getLadspaFile();
 683                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 684                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 685                                 }
 686                             }
 687                         }
 688                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 689                         // get effect standard tags
 690                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 691                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 692                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 693                         if (clipeffect.isNull()) {
 694                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 695                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 696                             elem.removeChild(effects.at(ix));
 697                             ix--;
 698                         } else {
 699                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 700                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 701                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 702
 703                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 704                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 705                                 // effect is key-framable, read all effects to retrieve keyframes
 706                                 QString factor;
 707                                 QString starttag;
 708                                 QString endtag;
 709                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 710                                 for (int i = 0; i < params.count(); i++) {
 711                                     QDomElement e = params.item(i).toElement();
 712                                     if (e.attribute("type") == "keyframe") {
 713                                         starttag = e.attribute("starttag", "start");
 714                                         endtag = e.attribute("endtag", "end");
 715                                         factor = e.attribute("factor", "1");
 716                                         break;
 717                                     }
 718                                 }
 719                                 QString keyframes;
 720                                 int effectin = effect.attribute("in").toInt();
 721                                 int effectout = effect.attribute("out").toInt();
 722                                 double startvalue = 0;
 723                                 double endvalue = 0;
 724                                 double fact;
 725                                 if (factor.isEmpty()) fact = 1;
 726                                 else if (factor.startsWith('%')) {
 727                                     fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 728                                 } else fact = factor.toDouble();
 729                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 730                                     // parse effect parameters
 731                                     QDomElement effectparam = n3.toElement();
 732                                     if (effectparam.attribute("name") == starttag)
 733                                         startvalue = effectparam.text().toDouble() * fact;
 734                                     if (effectparam.attribute("name") == endtag)
 735                                         endvalue = effectparam.text().toDouble() * fact;
 736                                 }
 737                                 // add first keyframe
 738                                 keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 739                                 QDomNode lastParsedEffect;
 740                                 ix++;
 741                                 QDomNode n2 = effects.at(ix);
 742                                 bool continueParsing = true;
 743                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 744                                     // parse all effects
 745                                     QDomElement kfreffect = n2.toElement();
 746                                     int effectout = kfreffect.attribute("out").toInt();
 747
 748                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 749                                         // parse effect parameters
 750                                         QDomElement subeffectparam = n4.toElement();
 751                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 752                                             //We are not in the same effect, stop parsing
 753                                             lastParsedEffect = n2.previousSibling();
 754                                             ix--;
 755                                             continueParsing = false;
 756                                             break;
 757                                         } else if (subeffectparam.attribute("name") == endtag) {
 758                                             endvalue = subeffectparam.text().toDouble() * fact;
 759                                             break;
 760                                         }
 761                                     }
 762                                     if (continueParsing) {
 763                                         keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 764                                         ix++;
 765                                     }
 766                                 }
 767
 768                                 params = currenteffect.elementsByTagName("parameter");
 769                                 for (int i = 0; i < params.count(); i++) {
 770                                     QDomElement e = params.item(i).toElement();
 771                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 772                                 }
 773                                 if (!continueParsing) {
 774                                     n2 = lastParsedEffect;
 775                                 }
 776                             } else {
 777                                 // Check if effect has in/out points
 778                                 if (effect.hasAttribute("in")) {
 779                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 780                                 }
 781                                 if (effect.hasAttribute("out")) {
 782                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 783                                 }
 784                             }
 785
 786                             // adjust effect parameters
 787                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 788                                 // parse effect parameters
 789                                 QDomElement effectparam = n3.toElement();
 790                                 QString paramname = effectparam.attribute("name");
 791                                 QString paramvalue = effectparam.text();
 792
 793
 794                                 // try to find this parameter in the effect xml
 795                                 QDomElement e;
 796                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 797                                     e = clipeffectparams.item(k).toElement();
 798                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 799                                         if (e.attribute("factor", "1") != "1") {
 800                                             QString factor = e.attribute("factor", "1");
 801                                             double fact;
 802                                             if (factor.startsWith('%')) {
 803                                                 fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 804                                             } else fact = factor.toDouble();
 805                                             if (e.attribute("type") == "simplekeyframe") {
 806                                                 QStringList kfrs = paramvalue.split(";");
 807                                                 for (int l = 0; l < kfrs.count(); l++) {
 808                                                     QString fr = kfrs.at(l).section("=", 0, 0);
 809                                                     double val = kfrs.at(l).section("=", 1, 1).toDouble();
 810                                                     kfrs[l] = fr + ":" + QString::number((int)(val * fact));
 811                                                 }
 812                                                 e.setAttribute("keyframes", kfrs.join(";"));
 813                                             } else e.setAttribute("value", paramvalue.toDouble() * fact);
 814                                         } else e.setAttribute("value", paramvalue);
 815                                         break;
 816                                     }
 817                                 }
 818                             }
 819                             if (effecttag == "ladspa") {
 820                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 821
 822                                 if (!QFile::exists(ladspaEffectFile)) {
 823                                     // If the ladspa effect file is missing, recreate it
 824                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 825                                 }
 826                                 currenteffect.setAttribute("src", ladspaEffectFile);
 827                             }
 828                             if (disableeffect) currenteffect.setAttribute("disable", "1");
 829                             item->addEffect(currenteffect, false);
 830                         }
 831                     }
 832                 }
 833             }
 834             //m_clipList.append(clip);
 835         }
 836     }
 837     //m_trackDuration = position;
 838
 839
 840     //documentTracks.insert(ix, track);
 841     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 842     return position;
 843     //track->show();
 844 }
 845
 846 DocClipBase *TrackView::getMissingProducer(const QString id) const
 847 {
 848     QDomElement missingXml;
 849     QDomDocument doc = m_doc->toXml();
 850     QString docRoot = doc.documentElement().attribute("root");
 851     if (!docRoot.endsWith('/')) docRoot.append('/');
 852     QDomNodeList prods = doc.elementsByTagName("producer");
 853     int maxprod = prods.count();
 854     for (int i = 0; i < maxprod; i++) {
 855         QDomNode m = prods.at(i);
 856         QString prodId = m.toElement().attribute("id");
 857         if (prodId == id) {
 858             missingXml =  m.toElement();
 859             break;
 860         }
 861     }
 862     if (missingXml == QDomElement()) return NULL;
 863
 864     QDomNodeList params = missingXml.childNodes();
 865     QString resource;
 866     for (int j = 0; j < params.count(); j++) {
 867         QDomElement e = params.item(j).toElement();
 868         if (e.attribute("name") == "resource") {
 869             resource = e.firstChild().nodeValue();
 870             break;
 871         }
 872     }
 873     // prepend MLT XML document root if no path in clip resource and not a color clip
 874     if (!resource.startsWith('/') && !resource.startsWith("0x")) resource.prepend(docRoot);
 875     DocClipBase *missingClip = NULL;
 876     if (!resource.isEmpty()) {
 877         QList <DocClipBase *> list = m_doc->clipManager()->getClipByResource(resource);
 878         if (!list.isEmpty()) missingClip = list.at(0);
 879     }
 880     return missingClip;
 881 }
 882
 883 QGraphicsScene *TrackView::projectScene()
 884 {
 885     return m_scene;
 886 }
 887
 888 CustomTrackView *TrackView::projectView()
 889 {
 890     return m_trackview;
 891 }
 892
 893 void TrackView::setEditMode(const QString & editMode)
 894 {
 895     m_editMode = editMode;
 896 }
 897
 898 const QString & TrackView::editMode() const
 899 {
 900     return m_editMode;
 901 }
 902
 903 void TrackView::slotChangeTrackLock(int ix, bool lock)
 904 {
 905     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 906     widgets.at(ix)->setLock(lock);
 907 }
 908
 909
 910 void TrackView::slotVerticalZoomDown()
 911 {
 912     if (m_verticalZoom == 0) return;
 913     m_verticalZoom--;
 914     m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
 915     if (m_verticalZoom == 0)
 916         m_trackview->setScale(m_scene->scale().x(), 0.5);
 917     else
 918         m_trackview->setScale(m_scene->scale().x(), 1);
 919     adjustTrackHeaders();
 920     m_trackview->verticalScrollBar()->setValue(headers_area->verticalScrollBar()->value());
 921 }
 922
 923 void TrackView::slotVerticalZoomUp()
 924 {
 925     if (m_verticalZoom == 2) return;
 926     m_verticalZoom++;
 927     m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
 928     if (m_verticalZoom == 2)
 929         m_trackview->setScale(m_scene->scale().x(), 2);
 930     else
 931         m_trackview->setScale(m_scene->scale().x(), 1);
 932     adjustTrackHeaders();
 933     m_trackview->verticalScrollBar()->setValue(headers_area->verticalScrollBar()->value());
 934 }
 935
 936 void TrackView::updateProjectFps()
 937 {
 938     m_ruler->updateProjectFps(m_doc->timecode());
 939     m_trackview->updateProjectFps();
 940 }
 941
 942 void TrackView::slotRenameTrack(int ix, QString name)
 943 {
 944     int tracknumber = m_doc->tracksCount() - ix;
 945     QList <TrackInfo> tracks = m_doc->tracksList();
 946     tracks[tracknumber - 1].trackName = name;
 947     ConfigTracksCommand *configTracks = new ConfigTracksCommand(m_trackview, m_doc->tracksList(), tracks);
 948     m_doc->commandStack()->push(configTracks);
 949     m_doc->setModified(true);
 950 }
 951
 952 void TrackView::slotUpdateVerticalScroll(int /*min*/, int max)
 953 {
 954     int height = 0;
 955     if (max > 0) height = m_trackview->horizontalScrollBar()->height() - 1;
 956     headers_container->layout()->setContentsMargins(0, m_trackview->frameWidth(), 0, height);
 957 }
 958
 959 void TrackView::updateRuler()
 960 {
 961     m_ruler->update();
 962 }
 963
 964 #include "trackview.moc"