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     m_invalidProducers.clear();
 143     QDomNodeList producers = doc.elementsByTagName("producer");
 144     for (int i = 0; i < producers.count(); i++) {
 145         // CHeck for invalid producers
 146         QDomNode n = producers.item(i);
 147         e = n.toElement();
 148         int in = e.attribute("in").toInt();
 149         int out = e.attribute("out").toInt();
 150         if (in > out || in == out) {
 151             // invalid producer, remove it
 152             QString id = e.attribute("id");
 153             m_invalidProducers.append(id);
 154             m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
 155             doc.documentElement().removeChild(producers.at(i));
 156             i--;
 157         }
 158     }
 159
 160     for (int i = 0; i < m_projectTracks; i++) {
 161         e = tracks.item(i).toElement();
 162         QString playlist_name = e.attribute("producer");
 163         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 164             // find playlist related to this track
 165             p = QDomElement();
 166             for (int j = 0; j < m_projectTracks; j++) {
 167                 p = playlists.item(j).toElement();
 168                 if (p.attribute("id") == playlist_name) break;
 169             }
 170             if (p.attribute("id") != playlist_name) { // then it didn't work.
 171                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 172             }
 173             if (e.attribute("hide") == "video") {
 174                 m_doc->switchTrackVideo(i - 1, true);
 175             } else if (e.attribute("hide") == "audio") {
 176                 m_doc->switchTrackAudio(i - 1, true);
 177             } else if (e.attribute("hide") == "both") {
 178                 m_doc->switchTrackVideo(i - 1, true);
 179                 m_doc->switchTrackAudio(i - 1, true);
 180             }
 181             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
 182             pos--;
 183             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 184             if (trackduration > duration) duration = trackduration;
 185         } else {
 186             // background black track
 187             for (int j = 0; j < m_projectTracks; j++) {
 188                 p = playlists.item(j).toElement();
 189                 if (p.attribute("id") == playlist_name) break;
 190             }
 191             int black_clips = p.childNodes().count();
 192             for (int i = 0; i < black_clips; i++)
 193                 m_doc->loadingProgressed();
 194             qApp->processEvents();
 195             pos--;
 196         }
 197     }
 198
 199     // parse transitions
 200     QDomNodeList transitions = doc.elementsByTagName("transition");
 201
 202     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 203     for (int i = 0; i < transitions.count(); i++) {
 204         e = transitions.item(i).toElement();
 205         QDomNodeList transitionparams = e.childNodes();
 206         bool transitionAdd = true;
 207         int a_track = 0;
 208         int b_track = 0;
 209         bool isAutomatic = false;
 210         bool forceTrack = false;
 211         QString mlt_geometry;
 212         QString mlt_service;
 213         for (int k = 0; k < transitionparams.count(); k++) {
 214             p = transitionparams.item(k).toElement();
 215             if (!p.isNull()) {
 216                 QString paramName = p.attribute("name");
 217                 // do not add audio mixing transitions
 218                 if (paramName == "internal_added" && p.text() == "237") {
 219                     transitionAdd = false;
 220                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 221                     //break;
 222                 } else if (paramName == "a_track") a_track = p.text().toInt();
 223                 else if (paramName == "b_track") b_track = p.text().toInt();
 224                 else if (paramName == "mlt_service") mlt_service = p.text();
 225                 else if (paramName == "geometry") mlt_geometry = p.text();
 226                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 227                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 228             }
 229         }
 230         if (transitionAdd || mlt_service != "mix") {
 231             // Transition should be added to the scene
 232             ItemInfo transitionInfo;
 233             QString transitionId;
 234             if (mlt_service == "composite") {
 235                 // When adding composite transition, check if it is a wipe transition
 236                 if (mlt_geometry == "0%,0%:100%x100%") transitionId = "alphatransparency";
 237                 else if (mlt_geometry.count(';') == 1) {
 238                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 239                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 240                     QString start = mlt_geometry.section(';', 0, 0);
 241                     start = start.section(':', 0, 1);
 242                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 243                     QString end = mlt_geometry.section('=', 1, 1);
 244                     end = end.section(':', 0, 1);
 245                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 246                     start.append(',' + end);
 247                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 248                     bool isWipeTransition = true;
 249                     int checkNumber;
 250                     for (int i = 0; i < numbers.size(); ++i) {
 251                         checkNumber = qAbs(numbers.at(i).toInt());
 252                         if (checkNumber != 0 && checkNumber != 100) {
 253                             isWipeTransition = false;
 254                             break;
 255                         }
 256                     }
 257                     if (isWipeTransition) transitionId = "wipe";
 258                 }
 259             }
 260             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 261
 262             for (int k = 0; k < transitionparams.count(); k++) {
 263                 p = transitionparams.item(k).toElement();
 264                 if (!p.isNull()) {
 265                     QString paramName = p.attribute("name");
 266                     QString paramValue = p.text();
 267
 268                     QDomNodeList params = base.elementsByTagName("parameter");
 269                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 270                             QDomElement e = params.item(i).toElement();
 271                             if (!e.isNull() && e.attribute("tag") == paramName) {
 272                                 if (e.attribute("type") == "double") {
 273                                     QString factor = e.attribute("factor", "1");
 274                                     if (factor != "1") {
 275                                         double val = paramValue.toDouble() * factor.toDouble();
 276                                         paramValue = QString::number(val);
 277                                     }
 278                                 }
 279                                 e.setAttribute("value", paramValue);
 280                                 break;
 281                             }
 282                         }
 283                 }
 284             }
 285
 286             /*QDomDocument doc;
 287             doc.appendChild(doc.importNode(base, true));
 288             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 289
 290             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 291             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 292             transitionInfo.track = m_projectTracks - 1 - b_track;
 293             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 294             if (transitionInfo.startPos >= transitionInfo.endPos) {
 295                 // invalid transition, remove it.
 296                 m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 297                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 298                 tractor.removeChild(transitions.item(i));
 299                 i--;
 300             } else {
 301                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 302                 if (forceTrack) tr->setForcedTrack(true, a_track);
 303                 m_scene->addItem(tr);
 304                 if (m_doc->isTrackLocked(b_track - 1)) {
 305                     tr->setItemLocked(true);
 306                 }
 307             }
 308         }
 309     }
 310
 311     // Add guides
 312     QDomNodeList guides = doc.elementsByTagName("guide");
 313     for (int i = 0; i < guides.count(); i++) {
 314         e = guides.item(i).toElement();
 315         const QString comment = e.attribute("comment");
 316         const GenTime pos = GenTime(e.attribute("time").toDouble());
 317         m_trackview->addGuide(pos, comment);
 318     }
 319
 320     m_trackview->setDuration(duration);
 321     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 322     slotRebuildTrackHeaders();
 323     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 324     //m_trackview->setCursorPos(cursorPos);
 325     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 326 }
 327
 328 void TrackView::slotDeleteClip(const QString &clipId) {
 329     m_trackview->deleteClip(clipId);
 330 }
 331
 332 void TrackView::setCursorPos(int pos) {
 333     m_trackview->setCursorPos(pos);
 334 }
 335
 336 void TrackView::moveCursorPos(int pos) {
 337     m_trackview->setCursorPos(pos, false);
 338 }
 339
 340 void TrackView::slotChangeZoom(int factor) {
 341     m_doc->setZoom(factor);
 342     m_ruler->setPixelPerMark(factor);
 343     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
 344     m_trackview->setScale(m_scale);
 345 }
 346
 347 int TrackView::fitZoom() const {
 348     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 349     int i;
 350     for (i = 0; i < 13; i++)
 351         if (m_ruler->comboScale[i] > zoom) break;
 352     return i;
 353 }
 354
 355 double TrackView::zoomFactor() const {
 356     return m_scale;
 357 }
 358
 359 int TrackView::mapLocalToValue(int x) const {
 360     return (int)(x * zoomFactor());
 361 }
 362
 363 KdenliveDoc *TrackView::document() {
 364     return m_doc;
 365 }
 366
 367 void TrackView::refresh() {
 368     m_trackview->viewport()->update();
 369 }
 370
 371 void TrackView::slotRebuildTrackHeaders() {
 372     QList <TrackInfo> list = m_doc->tracksList();
 373     QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
 374     for (int i = 0; i < widgets.count(); i++)
 375         delete widgets.at(i);
 376     int max = list.count();
 377     for (int i = 0; i < max; i++) {
 378         HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
 379         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 380         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 381         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 382
 383         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 384         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 385         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 386         m_headersLayout->addWidget(header);
 387     }
 388     view->headers_container->adjustSize();
 389 }
 390
 391
 392 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked) {
 393     // parse track
 394     int position = 0;
 395     QDomNodeList children = xml.childNodes();
 396     for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
 397         QDomNode n = children.item(nodeindex);
 398         QDomElement elem = n.toElement();
 399         if (elem.tagName() == "blank") {
 400             position += elem.attribute("length").toInt();
 401         } else if (elem.tagName() == "entry") {
 402             m_doc->loadingProgressed();
 403             qApp->processEvents();
 404             // Found a clip
 405             int in = elem.attribute("in").toInt();
 406             int out = elem.attribute("out").toInt();
 407             if (in > out || in == out || m_invalidProducers.contains(elem.attribute("producer"))) {
 408                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 409                 xml.removeChild(children.at(nodeindex));
 410                 nodeindex--;
 411                 continue;
 412             }
 413             QString idString = elem.attribute("producer");
 414             QString id = idString;
 415             double speed = 1.0;
 416             if (idString.startsWith("slowmotion")) {
 417                 id = idString.section(':', 1, 1);
 418                 speed = idString.section(':', 2, 2).toDouble();
 419             } else id = id.section('_', 0, 0);
 420             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 421             if (clip != NULL) {
 422                 ItemInfo clipinfo;
 423                 clipinfo.startPos = GenTime(position, m_doc->fps());
 424                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 425                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 426                 clipinfo.track = ix;
 427                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 428                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, false);
 429                 m_scene->addItem(item);
 430                 if (locked) item->setItemLocked(true);
 431                 clip->addReference();
 432                 position += (out - in + 1);
 433
 434                 // parse clip effects
 435                 QDomNodeList effects = elem.childNodes();
 436                 for (int ix = 0; ix < effects.count(); ix++) {
 437                     QDomElement effect = effects.at(ix).toElement();
 438                     if (effect.tagName() == "filter") {
 439                         // add effect to clip
 440                         QString effecttag;
 441                         QString effectid;
 442                         QString effectindex;
 443                         QString ladspaEffectFile;
 444                         // Get effect tag & index
 445                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 446                             // parse effect parameters
 447                             QDomElement effectparam = n3.toElement();
 448                             if (effectparam.attribute("name") == "tag") {
 449                                 effecttag = effectparam.text();
 450                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 451                                 effectid = effectparam.text();
 452                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 453                                 effectindex = effectparam.text();
 454                             } else if (effectparam.attribute("name") == "src") {
 455                                 ladspaEffectFile = effectparam.text();
 456                                 if (!QFile::exists(ladspaEffectFile)) {
 457                                     // If the ladspa effect file is missing, recreate it
 458                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 459                                     ladspaEffectFile = m_doc->getLadspaFile();
 460                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 461                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 462                                 }
 463                             }
 464                         }
 465                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 466                         // get effect standard tags
 467                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 468                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 469                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 470                         if (clipeffect.isNull()) {
 471                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 472                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 473                             elem.removeChild(effects.at(ix));
 474                             ix--;
 475                         } else {
 476                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 477                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 478                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 479
 480                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 481                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 482                                 // effect is key-framable, read all effects to retrieve keyframes
 483                                 double factor = 0;
 484                                 QString starttag;
 485                                 QString endtag;
 486                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 487                                 for (int i = 0; i < params.count(); i++) {
 488                                     QDomElement e = params.item(i).toElement();
 489                                     if (e.attribute("type") == "keyframe") {
 490                                         starttag = e.attribute("starttag", "start");
 491                                         endtag = e.attribute("endtag", "end");
 492                                         factor = e.attribute("factor", "1").toDouble();
 493                                         break;
 494                                     }
 495                                 }
 496                                 QString keyframes;
 497                                 int effectin = effect.attribute("in").toInt();
 498                                 int effectout = effect.attribute("out").toInt();
 499                                 double startvalue = 0;
 500                                 double endvalue = 0;
 501                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 502                                     // parse effect parameters
 503                                     QDomElement effectparam = n3.toElement();
 504                                     if (effectparam.attribute("name") == starttag)
 505                                         startvalue = effectparam.text().toDouble() * factor;
 506                                     if (effectparam.attribute("name") == endtag)
 507                                         endvalue = effectparam.text().toDouble() * factor;
 508                                 }
 509                                 // add first keyframe
 510                                 keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 511                                 QDomNode lastParsedEffect;
 512                                 ix++;
 513                                 QDomNode n2 = effects.at(ix);
 514                                 bool continueParsing = true;
 515                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 516                                     // parse all effects
 517                                     QDomElement kfreffect = n2.toElement();
 518                                     int effectout = kfreffect.attribute("out").toInt();
 519
 520                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 521                                         // parse effect parameters
 522                                         QDomElement subeffectparam = n4.toElement();
 523                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 524                                             //We are not in the same effect, stop parsing
 525                                             lastParsedEffect = n2.previousSibling();
 526                                             ix--;
 527                                             continueParsing = false;
 528                                             break;
 529                                         } else if (subeffectparam.attribute("name") == endtag) {
 530                                             endvalue = subeffectparam.text().toDouble() * factor;
 531                                             break;
 532                                         }
 533                                     }
 534                                     if (continueParsing) {
 535                                         keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 536                                         ix++;
 537                                     }
 538                                 }
 539
 540                                 params = currenteffect.elementsByTagName("parameter");
 541                                 for (int i = 0; i < params.count(); i++) {
 542                                     QDomElement e = params.item(i).toElement();
 543                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 544                                 }
 545                                 if (!continueParsing) {
 546                                     n2 = lastParsedEffect;
 547                                 }
 548                             } else {
 549                                 // Check if effect has in/out points
 550                                 if (effect.hasAttribute("in")) {
 551                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 552                                 }
 553                                 if (effect.hasAttribute("out")) {
 554                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 555                                 }
 556                             }
 557
 558                             // adjust effect parameters
 559                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 560                                 // parse effect parameters
 561                                 QDomElement effectparam = n3.toElement();
 562                                 QString paramname = effectparam.attribute("name");
 563                                 QString paramvalue = effectparam.text();
 564
 565
 566                                 // try to find this parameter in the effect xml
 567                                 QDomElement e;
 568                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 569                                     e = clipeffectparams.item(k).toElement();
 570                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 571                                         double factor = e.attribute("factor", "1").toDouble();
 572                                         if (factor != 1) {
 573                                             e.setAttribute("value", paramvalue.toDouble() * factor);
 574                                         } else e.setAttribute("value", paramvalue);
 575                                         break;
 576                                     }
 577                                 }
 578                             }
 579                             if (effecttag == "ladspa") {
 580                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 581
 582                                 if (!QFile::exists(ladspaEffectFile)) {
 583                                     // If the ladspa effect file is missing, recreate it
 584                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 585                                 }
 586                                 currenteffect.setAttribute("src", ladspaEffectFile);
 587                             }
 588                             item->addEffect(currenteffect, false);
 589                             item->effectsCounter();
 590                         }
 591                     }
 592                 }
 593             } else {
 594                 // The clip in playlist was not listed in the kdenlive producers,
 595                 // something went wrong, repair required.
 596                 kWarning() << "CANNOT INSERT CLIP " << id;
 597                 int out = elem.attribute("out").toInt();
 598
 599                 ItemInfo clipinfo;
 600                 clipinfo.startPos = GenTime(position, m_doc->fps());
 601                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 602                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 603                 clipinfo.track = ix;
 604                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 605
 606                 DocClipBase *missingClip = getMissingProducer(id);
 607                 if (!missingClip) {
 608                     // We cannot find the producer, something is really wrong, add
 609                     // placeholder color clip
 610                     QDomElement producerXml;
 611                     producerXml.setTagName("producer");
 612                     producerXml.setAttribute("resource", "0xff0000ff");
 613                     producerXml.setAttribute("mlt_service", "colour");
 614                     producerXml.setAttribute("length", "15000");
 615                     producerXml.setAttribute("id", id);
 616                     missingClip = new DocClipBase(m_doc->clipManager(), producerXml, id);
 617                     m_documentErrors.append(i18n("Boken clip producer %1", id) + '\n');
 618                 } else m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, missingClip->getId()) + '\n');
 619                 ClipItem *item = new ClipItem(missingClip, clipinfo, m_doc->fps(), 1.0, false);
 620                 m_scene->addItem(item);
 621                 missingClip->addReference();
 622                 position += (out - in + 1);
 623
 624                 m_doc->setModified(true);
 625             }
 626             //m_clipList.append(clip);
 627         }
 628     }
 629     //m_trackDuration = position;
 630
 631
 632     //documentTracks.insert(ix, track);
 633     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 634     return position;
 635     //track->show();
 636 }
 637
 638 DocClipBase *TrackView::getMissingProducer(const QString id) const {
 639     QDomElement missingXml = QDomElement();
 640     QDomDocument doc = m_doc->toXml();
 641     QString docRoot = doc.documentElement().attribute("root");
 642     if (!docRoot.endsWith('/')) docRoot.append('/');
 643     QDomNodeList prods = doc.elementsByTagName("producer");
 644     int maxprod = prods.count();
 645     for (int i = 0; i < maxprod; i++) {
 646         QDomNode m = prods.at(i);
 647         QString prodId = m.toElement().attribute("id");
 648         if (prodId == id) {
 649             missingXml =  m.toElement();
 650             break;
 651         }
 652     }
 653     if (missingXml == QDomElement()) return NULL;
 654
 655     QDomNodeList params = missingXml.childNodes();
 656     QString resource;
 657     QString mlt_service;
 658     for (int j = 0; j < params.count(); j++) {
 659         QDomElement e = params.item(j).toElement();
 660         if (e.attribute("name") == "resource") {
 661             resource = e.firstChild().nodeValue();
 662         } else if (e.attribute("name") == "mlt_service") {
 663             mlt_service = e.firstChild().nodeValue();
 664         }
 665     }
 666     resource.prepend(docRoot);
 667     DocClipBase *missingClip = NULL;
 668     if (!resource.isEmpty())
 669         missingClip = m_doc->clipManager()->getClipByResource(resource);
 670     return missingClip;
 671 }
 672
 673 QGraphicsScene *TrackView::projectScene() {
 674     return m_scene;
 675 }
 676
 677 CustomTrackView *TrackView::projectView() {
 678     return m_trackview;
 679 }
 680
 681 void TrackView::setEditMode(const QString & editMode) {
 682     m_editMode = editMode;
 683 }
 684
 685 const QString & TrackView::editMode() const {
 686     return m_editMode;
 687 }
 688
 689 void TrackView::slotChangeTrackLock(int ix, bool lock) {
 690     QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
 691     widgets.at(ix)->setLock(lock);
 692 }
 693
 694
 695 #include "trackview.moc"