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
  43     view = new Ui::TimeLine_UI();
  44     view->setupUi(this);
  45
  46     m_scene = new CustomTrackScene(doc);
  47     m_trackview = new CustomTrackView(doc, m_scene, parent);
  48     m_trackview->scale(1, 1);
  49     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  50     //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
  51
  52     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
  53     connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
  54     QHBoxLayout *layout = new QHBoxLayout;
  55     view->ruler_frame->setLayout(layout);
  56     int left_margin;
  57     int right_margin;
  58     layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
  59     layout->setContentsMargins(left_margin, 0, right_margin, 0);
  60     layout->addWidget(m_ruler);
  61
  62     QHBoxLayout *tracksLayout = new QHBoxLayout;
  63     tracksLayout->setContentsMargins(0, 0, 0, 0);
  64     view->tracks_frame->setLayout(tracksLayout);
  65
  66     view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  67     view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  68
  69     m_headersLayout = new QVBoxLayout;
  70     m_headersLayout->setContentsMargins(0, 0, 0, 0);
  71     m_headersLayout->setSpacing(0);
  72     view->headers_container->setLayout(m_headersLayout);
  73
  74     connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
  75
  76     tracksLayout->addWidget(m_trackview);
  77
  78     connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
  79     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
  80
  81     parseDocument(m_doc->toXml());
  82     m_doc->setSceneList();
  83     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
  84     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
  85     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
  86     connect(m_trackview, SIGNAL(transitionItemSelected(Transition*, bool)), this, SLOT(slotTransitionItemSelected(Transition*, bool)));
  87     connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
  88
  89     slotChangeZoom(m_doc->zoom());
  90     slotSetZone(m_doc->zone());
  91 }
  92
  93
  94 int TrackView::duration() const
  95 {
  96     return m_trackview->duration();
  97 }
  98
  99 int TrackView::tracksNumber() const
 100 {
 101     return m_projectTracks - 1;
 102 }
 103
 104 int TrackView::inPoint() const
 105 {
 106     return m_ruler->inPoint();
 107 }
 108
 109 int TrackView::outPoint() const
 110 {
 111     return m_ruler->outPoint();
 112 }
 113
 114 void TrackView::slotSetZone(QPoint p)
 115 {
 116     m_ruler->setZone(p);
 117 }
 118
 119 void TrackView::slotTransitionItemSelected(Transition *t, bool update)
 120 {
 121     emit transitionItemSelected(t, update);
 122 }
 123
 124 void TrackView::setDuration(int dur)
 125 {
 126     m_trackview->setDuration(dur);
 127     m_ruler->setDuration(dur);
 128 }
 129
 130 void TrackView::parseDocument(QDomDocument doc)
 131 {
 132     //int cursorPos = 0;
 133     m_documentErrors.clear();
 134     // kDebug() << "//// DOCUMENT: " << doc.toString();
 135     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 136     if (!props.isNull()) {
 137         cursorPos = props.toElement().attribute("timeline_position").toInt();
 138     }*/
 139
 140     // parse project tracks
 141     QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
 142     QDomNodeList tracks = doc.elementsByTagName("track");
 143     QDomNodeList playlists = doc.elementsByTagName("playlist");
 144     int duration = 300;
 145     m_projectTracks = tracks.count();
 146     int trackduration = 0;
 147     QDomElement e;
 148     QDomElement p;
 149
 150     int pos = m_projectTracks - 1;
 151     m_invalidProducers.clear();
 152     QDomNodeList producers = doc.elementsByTagName("producer");
 153     for (int i = 0; i < producers.count(); i++) {
 154         // CHeck for invalid producers
 155         QDomNode n = producers.item(i);
 156         e = n.toElement();
 157         if (e.hasAttribute("in") == false && e.hasAttribute("out") == false) continue;
 158         int in = e.attribute("in").toInt();
 159         int out = e.attribute("out").toInt();
 160         if (in > out || in == out) {
 161             // invalid producer, remove it
 162             QString id = e.attribute("id");
 163             m_invalidProducers.append(id);
 164             m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
 165             doc.documentElement().removeChild(producers.at(i));
 166             i--;
 167         }
 168     }
 169
 170     for (int i = 0; i < m_projectTracks; i++) {
 171         e = tracks.item(i).toElement();
 172         QString playlist_name = e.attribute("producer");
 173         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 174             // find playlist related to this track
 175             p = QDomElement();
 176             for (int j = 0; j < m_projectTracks; j++) {
 177                 p = playlists.item(j).toElement();
 178                 if (p.attribute("id") == playlist_name) break;
 179             }
 180             if (p.attribute("id") != playlist_name) { // then it didn't work.
 181                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 182             }
 183             if (e.attribute("hide") == "video") {
 184                 m_doc->switchTrackVideo(i - 1, true);
 185             } else if (e.attribute("hide") == "audio") {
 186                 m_doc->switchTrackAudio(i - 1, true);
 187             } else if (e.attribute("hide") == "both") {
 188                 m_doc->switchTrackVideo(i - 1, true);
 189                 m_doc->switchTrackAudio(i - 1, true);
 190             }
 191
 192             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
 193             pos--;
 194             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 195             if (trackduration > duration) duration = trackduration;
 196         } else {
 197             // background black track
 198             for (int j = 0; j < m_projectTracks; j++) {
 199                 p = playlists.item(j).toElement();
 200                 if (p.attribute("id") == playlist_name) break;
 201             }
 202             int black_clips = p.childNodes().count();
 203             for (int i = 0; i < black_clips; i++)
 204                 m_doc->loadingProgressed();
 205             qApp->processEvents();
 206             pos--;
 207         }
 208     }
 209
 210     // parse transitions
 211     QDomNodeList transitions = doc.elementsByTagName("transition");
 212
 213     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 214     for (int i = 0; i < transitions.count(); i++) {
 215         e = transitions.item(i).toElement();
 216         QDomNodeList transitionparams = e.childNodes();
 217         bool transitionAdd = true;
 218         int a_track = 0;
 219         int b_track = 0;
 220         bool isAutomatic = false;
 221         bool forceTrack = false;
 222         QString mlt_geometry;
 223         QString mlt_service;
 224         for (int k = 0; k < transitionparams.count(); k++) {
 225             p = transitionparams.item(k).toElement();
 226             if (!p.isNull()) {
 227                 QString paramName = p.attribute("name");
 228                 // do not add audio mixing transitions
 229                 if (paramName == "internal_added" && p.text() == "237") {
 230                     transitionAdd = false;
 231                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 232                     //break;
 233                 } else if (paramName == "a_track") a_track = p.text().toInt();
 234                 else if (paramName == "b_track") b_track = p.text().toInt();
 235                 else if (paramName == "mlt_service") mlt_service = p.text();
 236                 else if (paramName == "geometry") mlt_geometry = p.text();
 237                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 238                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 239             }
 240         }
 241         if (transitionAdd || mlt_service != "mix") {
 242             // Transition should be added to the scene
 243             ItemInfo transitionInfo;
 244             QString transitionId;
 245             if (mlt_service == "composite") {
 246                 // When adding composite transition, check if it is a wipe transition
 247                 if (mlt_geometry.count(';') == 1) {
 248                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 249                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 250                     QString start = mlt_geometry.section(';', 0, 0);
 251                     start = start.section(':', 0, 1);
 252                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 253                     QString end = mlt_geometry.section('=', 1, 1);
 254                     end = end.section(':', 0, 1);
 255                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 256                     start.append(',' + end);
 257                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 258                     bool isWipeTransition = true;
 259                     int checkNumber;
 260                     for (int i = 0; i < numbers.size(); ++i) {
 261                         checkNumber = qAbs(numbers.at(i).toInt());
 262                         if (checkNumber != 0 && checkNumber != 100) {
 263                             isWipeTransition = false;
 264                             break;
 265                         }
 266                     }
 267                     if (isWipeTransition) transitionId = "wipe";
 268                 }
 269             }
 270             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 271
 272             for (int k = 0; k < transitionparams.count(); k++) {
 273                 p = transitionparams.item(k).toElement();
 274                 if (!p.isNull()) {
 275                     QString paramName = p.attribute("name");
 276                     QString paramValue = p.text();
 277
 278                     QDomNodeList params = base.elementsByTagName("parameter");
 279                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 280                             QDomElement e = params.item(i).toElement();
 281                             if (!e.isNull() && e.attribute("tag") == paramName) {
 282                                 if (e.attribute("type") == "double") {
 283                                     QString factor = e.attribute("factor", "1");
 284                                     if (factor != "1") {
 285                                         double val = paramValue.toDouble() * factor.toDouble();
 286                                         paramValue = QString::number(val);
 287                                     }
 288                                 }
 289                                 e.setAttribute("value", paramValue);
 290                                 break;
 291                             }
 292                         }
 293                 }
 294             }
 295
 296             /*QDomDocument doc;
 297             doc.appendChild(doc.importNode(base, true));
 298             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 299
 300             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 301             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 302             transitionInfo.track = m_projectTracks - 1 - b_track;
 303             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 304             if (transitionInfo.startPos >= transitionInfo.endPos) {
 305                 // invalid transition, remove it.
 306                 m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 307                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 308                 tractor.removeChild(transitions.item(i));
 309                 i--;
 310             } else {
 311                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 312                 if (forceTrack) tr->setForcedTrack(true, a_track);
 313                 m_scene->addItem(tr);
 314                 if (b_track > 0 && m_doc->isTrackLocked(b_track - 1)) {
 315                     tr->setItemLocked(true);
 316                 }
 317             }
 318         }
 319     }
 320
 321     // Add guides
 322     QDomNodeList guides = doc.elementsByTagName("guide");
 323     for (int i = 0; i < guides.count(); i++) {
 324         e = guides.item(i).toElement();
 325         const QString comment = e.attribute("comment");
 326         const GenTime pos = GenTime(e.attribute("time").toDouble());
 327         m_trackview->addGuide(pos, comment);
 328     }
 329
 330     // Rebuild groups
 331     QDomNodeList groups = doc.elementsByTagName("group");
 332     m_trackview->loadGroups(groups);
 333
 334     m_trackview->setDuration(duration);
 335     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 336     slotRebuildTrackHeaders();
 337     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 338     //m_trackview->setCursorPos(cursorPos);
 339     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 340 }
 341
 342 void TrackView::slotDeleteClip(const QString &clipId)
 343 {
 344     m_trackview->deleteClip(clipId);
 345 }
 346
 347 void TrackView::setCursorPos(int pos)
 348 {
 349     m_trackview->setCursorPos(pos);
 350 }
 351
 352 void TrackView::moveCursorPos(int pos)
 353 {
 354     m_trackview->setCursorPos(pos, false);
 355 }
 356
 357 void TrackView::slotChangeZoom(int factor)
 358 {
 359     m_doc->setZoom(factor);
 360     m_ruler->setPixelPerMark(factor);
 361     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
 362     m_trackview->setScale(m_scale);
 363 }
 364
 365 int TrackView::fitZoom() const
 366 {
 367     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 368     int i;
 369     for (i = 0; i < 13; i++)
 370         if (m_ruler->comboScale[i] > zoom) break;
 371     return i;
 372 }
 373
 374 KdenliveDoc *TrackView::document()
 375 {
 376     return m_doc;
 377 }
 378
 379 void TrackView::refresh()
 380 {
 381     m_trackview->viewport()->update();
 382 }
 383
 384 void TrackView::slotRebuildTrackHeaders()
 385 {
 386     QList <TrackInfo> list = m_doc->tracksList();
 387     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 388     for (int i = 0; i < widgets.count(); i++)
 389         delete widgets.at(i);
 390     int max = list.count();
 391     for (int i = 0; i < max; i++) {
 392         HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
 393         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 394         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 395         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 396
 397         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 398         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 399         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 400         m_headersLayout->addWidget(header);
 401     }
 402     view->headers_container->adjustSize();
 403 }
 404
 405
 406 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked)
 407 {
 408     // parse track
 409     int position = 0;
 410     QDomNodeList children = xml.childNodes();
 411     for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
 412         QDomNode n = children.item(nodeindex);
 413         QDomElement elem = n.toElement();
 414         if (elem.tagName() == "blank") {
 415             position += elem.attribute("length").toInt();
 416         } else if (elem.tagName() == "entry") {
 417             m_doc->loadingProgressed();
 418             qApp->processEvents();
 419             // Found a clip
 420             int in = elem.attribute("in").toInt();
 421             int out = elem.attribute("out").toInt();
 422             if (in > out || in == out || m_invalidProducers.contains(elem.attribute("producer"))) {
 423                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 424                 xml.removeChild(children.at(nodeindex));
 425                 nodeindex--;
 426                 continue;
 427             }
 428             QString idString = elem.attribute("producer");
 429             QString id = idString;
 430             double speed = 1.0;
 431             if (idString.startsWith("slowmotion")) {
 432                 id = idString.section(':', 1, 1);
 433                 speed = idString.section(':', 2, 2).toDouble();
 434             } else id = id.section('_', 0, 0);
 435             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 436             if (clip != NULL) {
 437                 ItemInfo clipinfo;
 438                 clipinfo.startPos = GenTime(position, m_doc->fps());
 439                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 440                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 441                 clipinfo.track = ix;
 442                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 443                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, false);
 444                 if (idString.endsWith("_video")) item->setVideoOnly(true);
 445                 else if (idString.endsWith("_audio")) item->setAudioOnly(true);
 446                 m_scene->addItem(item);
 447                 if (locked) item->setItemLocked(true);
 448                 clip->addReference();
 449                 position += (out - in + 1);
 450
 451                 // parse clip effects
 452                 QDomNodeList effects = elem.childNodes();
 453                 for (int ix = 0; ix < effects.count(); ix++) {
 454                     QDomElement effect = effects.at(ix).toElement();
 455                     if (effect.tagName() == "filter") {
 456                         // add effect to clip
 457                         QString effecttag;
 458                         QString effectid;
 459                         QString effectindex;
 460                         QString ladspaEffectFile;
 461                         // Get effect tag & index
 462                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 463                             // parse effect parameters
 464                             QDomElement effectparam = n3.toElement();
 465                             if (effectparam.attribute("name") == "tag") {
 466                                 effecttag = effectparam.text();
 467                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 468                                 effectid = effectparam.text();
 469                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 470                                 effectindex = effectparam.text();
 471                             } else if (effectparam.attribute("name") == "src") {
 472                                 ladspaEffectFile = effectparam.text();
 473                                 if (!QFile::exists(ladspaEffectFile)) {
 474                                     // If the ladspa effect file is missing, recreate it
 475                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 476                                     ladspaEffectFile = m_doc->getLadspaFile();
 477                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 478                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 479                                 }
 480                             }
 481                         }
 482                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 483                         // get effect standard tags
 484                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 485                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 486                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 487                         if (clipeffect.isNull()) {
 488                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 489                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 490                             elem.removeChild(effects.at(ix));
 491                             ix--;
 492                         } else {
 493                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 494                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 495                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 496
 497                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 498                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 499                                 // effect is key-framable, read all effects to retrieve keyframes
 500                                 double factor = 0;
 501                                 QString starttag;
 502                                 QString endtag;
 503                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 504                                 for (int i = 0; i < params.count(); i++) {
 505                                     QDomElement e = params.item(i).toElement();
 506                                     if (e.attribute("type") == "keyframe") {
 507                                         starttag = e.attribute("starttag", "start");
 508                                         endtag = e.attribute("endtag", "end");
 509                                         factor = e.attribute("factor", "1").toDouble();
 510                                         break;
 511                                     }
 512                                 }
 513                                 QString keyframes;
 514                                 int effectin = effect.attribute("in").toInt();
 515                                 int effectout = effect.attribute("out").toInt();
 516                                 double startvalue = 0;
 517                                 double endvalue = 0;
 518                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 519                                     // parse effect parameters
 520                                     QDomElement effectparam = n3.toElement();
 521                                     if (effectparam.attribute("name") == starttag)
 522                                         startvalue = effectparam.text().toDouble() * factor;
 523                                     if (effectparam.attribute("name") == endtag)
 524                                         endvalue = effectparam.text().toDouble() * factor;
 525                                 }
 526                                 // add first keyframe
 527                                 keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 528                                 QDomNode lastParsedEffect;
 529                                 ix++;
 530                                 QDomNode n2 = effects.at(ix);
 531                                 bool continueParsing = true;
 532                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 533                                     // parse all effects
 534                                     QDomElement kfreffect = n2.toElement();
 535                                     int effectout = kfreffect.attribute("out").toInt();
 536
 537                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 538                                         // parse effect parameters
 539                                         QDomElement subeffectparam = n4.toElement();
 540                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 541                                             //We are not in the same effect, stop parsing
 542                                             lastParsedEffect = n2.previousSibling();
 543                                             ix--;
 544                                             continueParsing = false;
 545                                             break;
 546                                         } else if (subeffectparam.attribute("name") == endtag) {
 547                                             endvalue = subeffectparam.text().toDouble() * factor;
 548                                             break;
 549                                         }
 550                                     }
 551                                     if (continueParsing) {
 552                                         keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 553                                         ix++;
 554                                     }
 555                                 }
 556
 557                                 params = currenteffect.elementsByTagName("parameter");
 558                                 for (int i = 0; i < params.count(); i++) {
 559                                     QDomElement e = params.item(i).toElement();
 560                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 561                                 }
 562                                 if (!continueParsing) {
 563                                     n2 = lastParsedEffect;
 564                                 }
 565                             } else {
 566                                 // Check if effect has in/out points
 567                                 if (effect.hasAttribute("in")) {
 568                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 569                                 }
 570                                 if (effect.hasAttribute("out")) {
 571                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 572                                 }
 573                             }
 574
 575                             // adjust effect parameters
 576                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 577                                 // parse effect parameters
 578                                 QDomElement effectparam = n3.toElement();
 579                                 QString paramname = effectparam.attribute("name");
 580                                 QString paramvalue = effectparam.text();
 581
 582
 583                                 // try to find this parameter in the effect xml
 584                                 QDomElement e;
 585                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 586                                     e = clipeffectparams.item(k).toElement();
 587                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 588                                         double factor = e.attribute("factor", "1").toDouble();
 589                                         if (factor != 1) {
 590                                             e.setAttribute("value", paramvalue.toDouble() * factor);
 591                                         } else e.setAttribute("value", paramvalue);
 592                                         break;
 593                                     }
 594                                 }
 595                             }
 596                             if (effecttag == "ladspa") {
 597                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 598
 599                                 if (!QFile::exists(ladspaEffectFile)) {
 600                                     // If the ladspa effect file is missing, recreate it
 601                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 602                                 }
 603                                 currenteffect.setAttribute("src", ladspaEffectFile);
 604                             }
 605                             item->addEffect(currenteffect, false);
 606                             item->effectsCounter();
 607                         }
 608                     }
 609                 }
 610             } else {
 611                 // The clip in playlist was not listed in the kdenlive producers,
 612                 // something went wrong, repair required.
 613                 kWarning() << "CANNOT INSERT CLIP " << id;
 614                 int out = elem.attribute("out").toInt();
 615
 616                 ItemInfo clipinfo;
 617                 clipinfo.startPos = GenTime(position, m_doc->fps());
 618                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 619                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 620                 clipinfo.track = ix;
 621                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 622
 623                 DocClipBase *missingClip = getMissingProducer(id);
 624                 if (!missingClip) {
 625                     // We cannot find the producer, something is really wrong, add
 626                     // placeholder color clip
 627                     QDomElement producerXml;
 628                     producerXml.setTagName("producer");
 629                     producerXml.setAttribute("resource", "0xff0000ff");
 630                     producerXml.setAttribute("mlt_service", "colour");
 631                     producerXml.setAttribute("length", "15000");
 632                     producerXml.setAttribute("id", id);
 633                     missingClip = new DocClipBase(m_doc->clipManager(), producerXml, id);
 634                     m_documentErrors.append(i18n("Boken clip producer %1", id) + '\n');
 635                 } else m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, missingClip->getId()) + '\n');
 636                 ClipItem *item = new ClipItem(missingClip, clipinfo, m_doc->fps(), 1.0, false);
 637                 m_scene->addItem(item);
 638                 missingClip->addReference();
 639                 position += (out - in + 1);
 640
 641                 m_doc->setModified(true);
 642             }
 643             //m_clipList.append(clip);
 644         }
 645     }
 646     //m_trackDuration = position;
 647
 648
 649     //documentTracks.insert(ix, track);
 650     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 651     return position;
 652     //track->show();
 653 }
 654
 655 DocClipBase *TrackView::getMissingProducer(const QString id) const
 656 {
 657     QDomElement missingXml;
 658     QDomDocument doc = m_doc->toXml();
 659     QString docRoot = doc.documentElement().attribute("root");
 660     if (!docRoot.endsWith('/')) docRoot.append('/');
 661     QDomNodeList prods = doc.elementsByTagName("producer");
 662     int maxprod = prods.count();
 663     for (int i = 0; i < maxprod; i++) {
 664         QDomNode m = prods.at(i);
 665         QString prodId = m.toElement().attribute("id");
 666         if (prodId == id) {
 667             missingXml =  m.toElement();
 668             break;
 669         }
 670     }
 671     if (missingXml == QDomElement()) return NULL;
 672
 673     QDomNodeList params = missingXml.childNodes();
 674     QString resource;
 675     QString mlt_service;
 676     for (int j = 0; j < params.count(); j++) {
 677         QDomElement e = params.item(j).toElement();
 678         if (e.attribute("name") == "resource") {
 679             resource = e.firstChild().nodeValue();
 680         } else if (e.attribute("name") == "mlt_service") {
 681             mlt_service = e.firstChild().nodeValue();
 682         }
 683     }
 684     resource.prepend(docRoot);
 685     DocClipBase *missingClip = NULL;
 686     if (!resource.isEmpty())
 687         missingClip = m_doc->clipManager()->getClipByResource(resource);
 688     return missingClip;
 689 }
 690
 691 QGraphicsScene *TrackView::projectScene()
 692 {
 693     return m_scene;
 694 }
 695
 696 CustomTrackView *TrackView::projectView()
 697 {
 698     return m_trackview;
 699 }
 700
 701 void TrackView::setEditMode(const QString & editMode)
 702 {
 703     m_editMode = editMode;
 704 }
 705
 706 const QString & TrackView::editMode() const
 707 {
 708     return m_editMode;
 709 }
 710
 711 void TrackView::slotChangeTrackLock(int ix, bool lock)
 712 {
 713     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 714     widgets.at(ix)->setLock(lock);
 715 }
 716
 717
 718 #include "trackview.moc"