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
  34 #include <KDebug>
  35 #include <KMessageBox>
  36
  37 #include <QScrollBar>
  38
  39 TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
  40         : QWidget(parent), m_doc(doc), m_scale(1.0), m_projectTracks(0) {
  41
  42     view = new Ui::TimeLine_UI();
  43     view->setupUi(this);
  44
  45     m_scene = new CustomTrackScene(doc);
  46     m_trackview = new CustomTrackView(doc, m_scene, parent);
  47     m_trackview->scale(1, 1);
  48     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  49     //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
  50
  51     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
  52     connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
  53     QHBoxLayout *layout = new QHBoxLayout;
  54     view->ruler_frame->setLayout(layout);
  55     int left_margin;
  56     int right_margin;
  57     layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
  58     layout->setContentsMargins(left_margin, 0, right_margin, 0);
  59     layout->addWidget(m_ruler);
  60
  61     QHBoxLayout *tracksLayout = new QHBoxLayout;
  62     tracksLayout->setContentsMargins(0, 0, 0, 0);
  63     view->tracks_frame->setLayout(tracksLayout);
  64
  65     view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  66     view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  67
  68     m_headersLayout = new QVBoxLayout;
  69     m_headersLayout->setContentsMargins(0, 0, 0, 0);
  70     m_headersLayout->setSpacing(0);
  71     view->headers_container->setLayout(m_headersLayout);
  72
  73     connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
  74
  75     tracksLayout->addWidget(m_trackview);
  76
  77     connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
  78     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
  79
  80     parseDocument(m_doc->toXml());
  81     m_doc->setSceneList();
  82     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
  83     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
  84     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
  85     connect(m_trackview, SIGNAL(transitionItemSelected(Transition*, bool)), this, SLOT(slotTransitionItemSelected(Transition*, bool)));
  86     connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
  87
  88     slotChangeZoom(m_doc->zoom());
  89     slotSetZone(m_doc->zone());
  90 }
  91
  92
  93 int TrackView::duration() const {
  94     return m_trackview->duration();
  95 }
  96
  97 int TrackView::tracksNumber() const {
  98     return m_projectTracks - 1;
  99 }
 100
 101 int TrackView::inPoint() const {
 102     return m_ruler->inPoint();
 103 }
 104
 105 int TrackView::outPoint() const {
 106     return m_ruler->outPoint();
 107 }
 108
 109 void TrackView::slotSetZone(QPoint p) {
 110     m_ruler->setZone(p);
 111 }
 112
 113 void TrackView::slotTransitionItemSelected(Transition *t, bool update) {
 114     emit transitionItemSelected(t, update);
 115 }
 116
 117 void TrackView::setDuration(int dur) {
 118     m_trackview->setDuration(dur);
 119     m_ruler->setDuration(dur);
 120 }
 121
 122 void TrackView::parseDocument(QDomDocument doc) {
 123     int cursorPos = 0;
 124     m_documentErrors.clear();
 125     // kDebug() << "//// DOCUMENT: " << doc.toString();
 126     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 127     if (!props.isNull()) {
 128         cursorPos = props.toElement().attribute("timeline_position").toInt();
 129     }*/
 130
 131     // parse project tracks
 132     QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
 133     QDomNodeList tracks = doc.elementsByTagName("track");
 134     QDomNodeList playlists = doc.elementsByTagName("playlist");
 135     int duration = 300;
 136     m_projectTracks = tracks.count();
 137     int trackduration = 0;
 138     QDomElement e;
 139     QDomElement p;
 140
 141     int pos = m_projectTracks - 1;
 142
 143
 144     for (int i = 0; i < m_projectTracks; i++) {
 145         e = tracks.item(i).toElement();
 146         QString playlist_name = e.attribute("producer");
 147         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 148             // find playlist related to this track
 149             p = QDomElement();
 150             for (int j = 0; j < m_projectTracks; j++) {
 151                 p = playlists.item(j).toElement();
 152                 if (p.attribute("id") == playlist_name) break;
 153             }
 154             if (p.attribute("id") != playlist_name) { // then it didn't work.
 155                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 156             }
 157             if (e.attribute("hide") == "video") {
 158                 m_doc->switchTrackVideo(i - 1, true);
 159             } else if (e.attribute("hide") == "audio") {
 160                 m_doc->switchTrackAudio(i - 1, true);
 161             } else if (e.attribute("hide") == "both") {
 162                 m_doc->switchTrackVideo(i - 1, true);
 163                 m_doc->switchTrackAudio(i - 1, true);
 164             }
 165             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
 166             pos--;
 167             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 168             if (trackduration > duration) duration = trackduration;
 169         } else {
 170             // background black track
 171             for (int j = 0; j < m_projectTracks; j++) {
 172                 p = playlists.item(j).toElement();
 173                 if (p.attribute("id") == playlist_name) break;
 174             }
 175             int black_clips = p.childNodes().count();
 176             for (int i = 0; i < black_clips; i++)
 177                 m_doc->loadingProgressed();
 178             qApp->processEvents();
 179             pos--;
 180         }
 181     }
 182
 183     // parse transitions
 184     QDomNodeList transitions = doc.elementsByTagName("transition");
 185
 186     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 187     for (int i = 0; i < transitions.count(); i++) {
 188         e = transitions.item(i).toElement();
 189         QDomNodeList transitionparams = e.childNodes();
 190         bool transitionAdd = true;
 191         int a_track = 0;
 192         int b_track = 0;
 193         bool isAutomatic = false;
 194         bool forceTrack = false;
 195         QString mlt_geometry;
 196         QString mlt_service;
 197         for (int k = 0; k < transitionparams.count(); k++) {
 198             p = transitionparams.item(k).toElement();
 199             if (!p.isNull()) {
 200                 QString paramName = p.attribute("name");
 201                 // do not add audio mixing transitions
 202                 if (paramName == "internal_added" && p.text() == "237") {
 203                     transitionAdd = false;
 204                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 205                     //break;
 206                 } else if (paramName == "a_track") a_track = p.text().toInt();
 207                 else if (paramName == "b_track") b_track = p.text().toInt();
 208                 else if (paramName == "mlt_service") mlt_service = p.text();
 209                 else if (paramName == "geometry") mlt_geometry = p.text();
 210                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 211                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 212             }
 213         }
 214         if (transitionAdd || mlt_service != "mix") {
 215             // Transition should be added to the scene
 216             ItemInfo transitionInfo;
 217             QString transitionId;
 218             if (mlt_service == "composite") {
 219                 // When adding composite transition, check if it is a wipe transition
 220                 if (mlt_geometry == "0%,0%:100%x100%") transitionId = "alphatransparency";
 221                 else if (mlt_geometry.count(';') == 1) {
 222                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 223                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 224                     QString start = mlt_geometry.section(';', 0, 0);
 225                     start = start.section(':', 0, 1);
 226                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 227                     QString end = mlt_geometry.section('=', 1, 1);
 228                     end = end.section(':', 0, 1);
 229                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 230                     start.append(',' + end);
 231                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 232                     bool isWipeTransition = true;
 233                     int checkNumber;
 234                     for (int i = 0; i < numbers.size(); ++i) {
 235                         checkNumber = qAbs(numbers.at(i).toInt());
 236                         if (checkNumber != 0 && checkNumber != 100) {
 237                             isWipeTransition = false;
 238                             break;
 239                         }
 240                     }
 241                     if (isWipeTransition) transitionId = "wipe";
 242                 }
 243             }
 244             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 245
 246             for (int k = 0; k < transitionparams.count(); k++) {
 247                 p = transitionparams.item(k).toElement();
 248                 if (!p.isNull()) {
 249                     QString paramName = p.attribute("name");
 250                     QString paramValue = p.text();
 251
 252                     QDomNodeList params = base.elementsByTagName("parameter");
 253                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 254                             QDomElement e = params.item(i).toElement();
 255                             if (!e.isNull() && e.attribute("tag") == paramName) {
 256                                 if (e.attribute("type") == "double") {
 257                                     QString factor = e.attribute("factor", "1");
 258                                     if (factor != "1") {
 259                                         double val = paramValue.toDouble() * factor.toDouble();
 260                                         paramValue = QString::number(val);
 261                                     }
 262                                 }
 263                                 e.setAttribute("value", paramValue);
 264                                 break;
 265                             }
 266                         }
 267                 }
 268             }
 269
 270             /*QDomDocument doc;
 271             doc.appendChild(doc.importNode(base, true));
 272             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 273
 274             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 275             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 276             transitionInfo.track = m_projectTracks - 1 - b_track;
 277             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 278             if (transitionInfo.startPos >= transitionInfo.endPos) {
 279                 // invalid transition, remove it.
 280                 m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 281                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 282                 tractor.removeChild(transitions.item(i));
 283                 i--;
 284             } else {
 285                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 286                 if (forceTrack) tr->setForcedTrack(true, a_track);
 287                 m_scene->addItem(tr);
 288                 if (m_doc->isTrackLocked(b_track - 1)) {
 289                     tr->setItemLocked(true);
 290                 }
 291             }
 292         }
 293     }
 294
 295     // Add guides
 296     QDomNodeList guides = doc.elementsByTagName("guide");
 297     for (int i = 0; i < guides.count(); i++) {
 298         e = guides.item(i).toElement();
 299         const QString comment = e.attribute("comment");
 300         const GenTime pos = GenTime(e.attribute("time").toDouble());
 301         m_trackview->addGuide(pos, comment);
 302     }
 303
 304     m_trackview->setDuration(duration);
 305     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 306     slotRebuildTrackHeaders();
 307     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 308     //m_trackview->setCursorPos(cursorPos);
 309     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 310 }
 311
 312 void TrackView::slotDeleteClip(const QString &clipId) {
 313     m_trackview->deleteClip(clipId);
 314 }
 315
 316 void TrackView::setCursorPos(int pos) {
 317     m_trackview->setCursorPos(pos);
 318 }
 319
 320 void TrackView::moveCursorPos(int pos) {
 321     m_trackview->setCursorPos(pos, false);
 322 }
 323
 324 void TrackView::slotChangeZoom(int factor) {
 325     m_doc->setZoom(factor);
 326     m_ruler->setPixelPerMark(factor);
 327     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
 328     m_trackview->setScale(m_scale);
 329 }
 330
 331 int TrackView::fitZoom() const {
 332     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 333     int i;
 334     for (i = 0; i < 13; i++)
 335         if (m_ruler->comboScale[i] > zoom) break;
 336     return i;
 337 }
 338
 339 const double TrackView::zoomFactor() const {
 340     return m_scale;
 341 }
 342
 343 const int TrackView::mapLocalToValue(int x) const {
 344     return (int)(x * zoomFactor());
 345 }
 346
 347 KdenliveDoc *TrackView::document() {
 348     return m_doc;
 349 }
 350
 351 void TrackView::refresh() {
 352     m_trackview->viewport()->update();
 353 }
 354
 355 void TrackView::slotRebuildTrackHeaders() {
 356     QList <TrackInfo> list = m_doc->tracksList();
 357     QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
 358     for (int i = 0; i < widgets.count(); i++)
 359         delete widgets.at(i);
 360     int max = list.count();
 361     for (int i = 0; i < max; i++) {
 362         HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
 363         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 364         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 365         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 366
 367         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 368         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 369         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 370         m_headersLayout->addWidget(header);
 371     }
 372     view->headers_container->adjustSize();
 373 }
 374
 375
 376 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked) {
 377     int trackTop = KdenliveSettings::trackheight() * ix;
 378     // parse track
 379     int position = 0;
 380     for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
 381         QDomElement elem = n.toElement();
 382         if (elem.tagName() == "blank") {
 383             position += elem.attribute("length").toInt();
 384         } else if (elem.tagName() == "entry") {
 385             m_doc->loadingProgressed();
 386             qApp->processEvents();
 387             // Found a clip
 388             int in = elem.attribute("in").toInt();
 389             int out = elem.attribute("out").toInt();
 390             if (in > out || in == out) {
 391                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 392                 continue;
 393             }
 394             QString idString = elem.attribute("producer");
 395             QString id = idString;
 396             double speed = 1.0;
 397             if (idString.startsWith("slowmotion")) {
 398                 id = idString.section(':', 1, 1);
 399                 speed = idString.section(':', 2, 2).toDouble();
 400             } else id = id.section('_', 0, 0);
 401             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 402             if (clip != NULL) {
 403                 ItemInfo clipinfo;
 404                 clipinfo.startPos = GenTime(position, m_doc->fps());
 405                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 406                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 407                 clipinfo.track = ix;
 408                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 409                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, false);
 410                 m_scene->addItem(item);
 411                 if (locked) item->setItemLocked(true);
 412                 clip->addReference();
 413                 position += (out - in + 1);
 414
 415                 // parse clip effects
 416                 QDomNodeList effects = elem.childNodes();
 417                 for (int ix = 0; ix < effects.count(); ix++) {
 418                     QDomElement effect = effects.at(ix).toElement();
 419                     if (effect.tagName() == "filter") {
 420                         // add effect to clip
 421                         QString effecttag;
 422                         QString effectid;
 423                         QString effectindex;
 424                         QString ladspaEffectFile;
 425                         // Get effect tag & index
 426                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 427                             // parse effect parameters
 428                             QDomElement effectparam = n3.toElement();
 429                             if (effectparam.attribute("name") == "tag") {
 430                                 effecttag = effectparam.text();
 431                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 432                                 effectid = effectparam.text();
 433                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 434                                 effectindex = effectparam.text();
 435                             } else if (effectparam.attribute("name") == "src") {
 436                                 ladspaEffectFile = effectparam.text();
 437                                 if (!QFile::exists(ladspaEffectFile)) {
 438                                     // If the ladspa effect file is missing, recreate it
 439                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 440                                     ladspaEffectFile = m_doc->getLadspaFile();
 441                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 442                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 443                                 }
 444                             }
 445                         }
 446                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 447                         // get effect standard tags
 448                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 449                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 450                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 451                         if (clipeffect.isNull()) {
 452                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 453                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 454                             elem.removeChild(effects.at(ix));
 455                             ix--;
 456                         } else {
 457                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 458                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 459                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 460
 461                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 462                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 463                                 // effect is key-framable, read all effects to retrieve keyframes
 464                                 double factor;
 465                                 QString starttag;
 466                                 QString endtag;
 467                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 468                                 for (int i = 0; i < params.count(); i++) {
 469                                     QDomElement e = params.item(i).toElement();
 470                                     if (e.attribute("type") == "keyframe") {
 471                                         starttag = e.attribute("starttag", "start");
 472                                         endtag = e.attribute("endtag", "end");
 473                                         factor = e.attribute("factor", "1").toDouble();
 474                                         break;
 475                                     }
 476                                 }
 477                                 QString keyframes;
 478                                 int effectin = effect.attribute("in").toInt();
 479                                 int effectout = effect.attribute("out").toInt();
 480                                 double startvalue;
 481                                 double endvalue;
 482                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 483                                     // parse effect parameters
 484                                     QDomElement effectparam = n3.toElement();
 485                                     if (effectparam.attribute("name") == starttag)
 486                                         startvalue = effectparam.text().toDouble() * factor;
 487                                     if (effectparam.attribute("name") == endtag)
 488                                         endvalue = effectparam.text().toDouble() * factor;
 489                                 }
 490                                 // add first keyframe
 491                                 keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 492                                 QDomNode lastParsedEffect;
 493                                 ix++;
 494                                 QDomNode n2 = effects.at(ix);
 495                                 bool continueParsing = true;
 496                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 497                                     // parse all effects
 498                                     QDomElement kfreffect = n2.toElement();
 499                                     int effectout = kfreffect.attribute("out").toInt();
 500
 501                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 502                                         // parse effect parameters
 503                                         QDomElement subeffectparam = n4.toElement();
 504                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 505                                             //We are not in the same effect, stop parsing
 506                                             lastParsedEffect = n2.previousSibling();
 507                                             ix--;
 508                                             continueParsing = false;
 509                                             break;
 510                                         } else if (subeffectparam.attribute("name") == endtag) {
 511                                             endvalue = subeffectparam.text().toDouble() * factor;
 512                                             break;
 513                                         }
 514                                     }
 515                                     if (continueParsing) {
 516                                         keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 517                                         ix++;
 518                                     }
 519                                 }
 520
 521                                 params = currenteffect.elementsByTagName("parameter");
 522                                 for (int i = 0; i < params.count(); i++) {
 523                                     QDomElement e = params.item(i).toElement();
 524                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 525                                 }
 526                                 if (!continueParsing) {
 527                                     n2 = lastParsedEffect;
 528                                 }
 529                             } else {
 530                                 // Check if effect has in/out points
 531                                 if (effect.hasAttribute("in")) {
 532                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 533                                 }
 534                                 if (effect.hasAttribute("out")) {
 535                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 536                                 }
 537                             }
 538
 539                             // adjust effect parameters
 540                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 541                                 // parse effect parameters
 542                                 QDomElement effectparam = n3.toElement();
 543                                 QString paramname = effectparam.attribute("name");
 544                                 QString paramvalue = effectparam.text();
 545
 546
 547                                 // try to find this parameter in the effect xml
 548                                 QDomElement e;
 549                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 550                                     e = clipeffectparams.item(k).toElement();
 551                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 552                                         double factor = e.attribute("factor", "1").toDouble();
 553                                         if (factor != 1) {
 554                                             e.setAttribute("value", paramvalue.toDouble() * factor);
 555                                         } else e.setAttribute("value", paramvalue);
 556                                         break;
 557                                     }
 558                                 }
 559                             }
 560                             if (effecttag == "ladspa") {
 561                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 562
 563                                 if (!QFile::exists(ladspaEffectFile)) {
 564                                     // If the ladspa effect file is missing, recreate it
 565                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 566                                 }
 567                                 currenteffect.setAttribute("src", ladspaEffectFile);
 568                             }
 569                             item->addEffect(currenteffect, false);
 570                             item->effectsCounter();
 571                         }
 572                     }
 573                 }
 574             } else {
 575                 // The clip in playlist was not listed in the kdenlive producers,
 576                 // something went wrong, repair required.
 577                 kWarning() << "CANNOT INSERT CLIP " << id;
 578                 int out = elem.attribute("out").toInt();
 579
 580                 ItemInfo clipinfo;
 581                 clipinfo.startPos = GenTime(position, m_doc->fps());
 582                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 583                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 584                 clipinfo.track = ix;
 585                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 586
 587                 DocClipBase *missingClip = getMissingProducer(id);
 588                 if (!missingClip) {
 589                     // We cannot find the producer, something is really wrong, add
 590                     // placeholder color clip
 591                     QDomElement producerXml;
 592                     producerXml.setTagName("producer");
 593                     producerXml.setAttribute("resource", "0xff0000ff");
 594                     producerXml.setAttribute("mlt_service", "colour");
 595                     producerXml.setAttribute("length", "15000");
 596                     producerXml.setAttribute("id", id);
 597                     missingClip = new DocClipBase(m_doc->clipManager(), producerXml, id);
 598                     m_documentErrors.append(i18n("Boken clip producer %1", id) + '\n');
 599                 } else m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, missingClip->getId()) + '\n');
 600                 ClipItem *item = new ClipItem(missingClip, clipinfo, m_doc->fps(), 1.0, false);
 601                 m_scene->addItem(item);
 602                 missingClip->addReference();
 603                 position += (out - in + 1);
 604
 605                 m_doc->setModified(true);
 606             }
 607             //m_clipList.append(clip);
 608         }
 609     }
 610     //m_trackDuration = position;
 611
 612
 613     //documentTracks.insert(ix, track);
 614     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 615     return position;
 616     //track->show();
 617 }
 618
 619 DocClipBase *TrackView::getMissingProducer(const QString id) const {
 620     QDomElement missingXml = QDomElement();
 621     QDomDocument doc = m_doc->toXml();
 622     QString docRoot = doc.documentElement().attribute("root");
 623     if (!docRoot.endsWith('/')) docRoot.append('/');
 624     QDomNodeList prods = doc.elementsByTagName("producer");
 625     int maxprod = prods.count();
 626     for (int i = 0; i < maxprod; i++) {
 627         QDomNode m = prods.at(i);
 628         QString prodId = m.toElement().attribute("id");
 629         if (prodId == id) {
 630             missingXml =  m.toElement();
 631             break;
 632         }
 633     }
 634     if (missingXml == QDomElement()) return NULL;
 635
 636     QDomNodeList params = missingXml.childNodes();
 637     QString resource;
 638     QString mlt_service;
 639     for (int j = 0; j < params.count(); j++) {
 640         QDomElement e = params.item(j).toElement();
 641         if (e.attribute("name") == "resource") {
 642             resource = e.firstChild().nodeValue();
 643         } else if (e.attribute("name") == "mlt_service") {
 644             mlt_service = e.firstChild().nodeValue();
 645         }
 646     }
 647     resource.prepend(docRoot);
 648     DocClipBase *missingClip = NULL;
 649     if (!resource.isEmpty())
 650         missingClip = m_doc->clipManager()->getClipByResource(resource);
 651     return missingClip;
 652 }
 653
 654 QGraphicsScene *TrackView::projectScene() {
 655     return m_scene;
 656 }
 657
 658 CustomTrackView *TrackView::projectView() {
 659     return m_trackview;
 660 }
 661
 662 void TrackView::setEditMode(const QString & editMode) {
 663     m_editMode = editMode;
 664 }
 665
 666 const QString & TrackView::editMode() const {
 667     return m_editMode;
 668 }
 669
 670 void TrackView::slotChangeTrackLock(int ix, bool lock) {
 671     QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
 672     widgets.at(ix)->setLock(lock);
 673 }
 674
 675
 676 #include "trackview.moc"