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),
  41         m_scale(1.0),
  42         m_projectTracks(0),
  43         m_doc(doc)
  44 {
  45
  46     m_view.setupUi(this);
  47
  48     m_scene = new CustomTrackScene(doc);
  49     m_trackview = new CustomTrackView(doc, m_scene, parent);
  50     m_trackview->scale(1, 1);
  51     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  52     //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
  53
  54     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
  55     connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
  56     QHBoxLayout *layout = new QHBoxLayout;
  57     layout->setContentsMargins(m_trackview->frameWidth(), 0, 0, 0);
  58     layout->setSpacing(0);
  59     m_view.ruler_frame->setLayout(layout);
  60     layout->addWidget(m_ruler);
  61
  62     QHBoxLayout *tracksLayout = new QHBoxLayout;
  63     tracksLayout->setContentsMargins(0, 0, 0, 0);
  64     tracksLayout->setSpacing(0);
  65     m_view.tracks_frame->setLayout(tracksLayout);
  66
  67     m_view.headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  68     m_view.headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  69
  70     m_headersLayout = new QVBoxLayout;
  71     m_headersLayout->setContentsMargins(0, m_trackview->frameWidth(), 0, 0);
  72     m_headersLayout->setSpacing(0);
  73     m_view.headers_container->setLayout(m_headersLayout);
  74
  75     connect(m_view.headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
  76
  77     tracksLayout->addWidget(m_trackview);
  78
  79     connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), m_view.headers_area->verticalScrollBar(), SLOT(setValue(int)));
  80     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
  81
  82     parseDocument(m_doc->toXml());
  83     m_doc->setSceneList();
  84     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
  85     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
  86     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
  87     connect(m_trackview, SIGNAL(transitionItemSelected(Transition*, QPoint, bool)), this, SLOT(slotTransitionItemSelected(Transition*, QPoint, bool)));
  88     connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
  89
  90     slotChangeZoom(m_doc->zoom());
  91     slotSetZone(m_doc->zone());
  92 }
  93
  94
  95 int TrackView::duration() const
  96 {
  97     return m_trackview->duration();
  98 }
  99
 100 int TrackView::tracksNumber() const
 101 {
 102     return m_projectTracks - 1;
 103 }
 104
 105 int TrackView::inPoint() const
 106 {
 107     return m_ruler->inPoint();
 108 }
 109
 110 int TrackView::outPoint() const
 111 {
 112     return m_ruler->outPoint();
 113 }
 114
 115 void TrackView::slotSetZone(QPoint p)
 116 {
 117     m_ruler->setZone(p);
 118 }
 119
 120 void TrackView::slotTransitionItemSelected(Transition *t, QPoint p, bool update)
 121 {
 122     emit transitionItemSelected(t, p, update);
 123 }
 124
 125 void TrackView::setDuration(int dur)
 126 {
 127     m_trackview->setDuration(dur);
 128     m_ruler->setDuration(dur);
 129 }
 130
 131 void TrackView::parseDocument(QDomDocument doc)
 132 {
 133     //int cursorPos = 0;
 134     m_documentErrors.clear();
 135
 136     //kDebug() << "//// DOCUMENT: " << doc.toString();
 137     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 138     if (!props.isNull()) {
 139         cursorPos = props.toElement().attribute("timeline_position").toInt();
 140     }*/
 141
 142     // parse project tracks
 143     QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
 144     QDomNodeList tracks = doc.elementsByTagName("track");
 145     QDomNodeList playlists = doc.elementsByTagName("playlist");
 146     int duration = 300;
 147     m_projectTracks = tracks.count();
 148     int trackduration = 0;
 149     QDomElement e;
 150     QDomElement p;
 151
 152     int pos = m_projectTracks - 1;
 153     m_invalidProducers.clear();
 154     QDomNodeList producers = doc.elementsByTagName("producer");
 155     for (int i = 0; i < producers.count(); i++) {
 156         // Check for invalid producers
 157         QDomNode n = producers.item(i);
 158         e = n.toElement();
 159
 160         /*
 161         // Check for invalid markup
 162         QDomNodeList params = e.elementsByTagName("property");
 163         for (int j = 0; j < params.count(); j++) {
 164             QDomElement p = params.item(j).toElement();
 165             if (p.attribute("name") == "markup") {
 166          QString val = p.text().toUtf8().data();
 167          kDebug()<<"//FOUND MARKUP, VAL: "<<val;
 168          //e.setAttribute("value", value);
 169          n.removeChild(params.item(j));
 170          break;
 171             }
 172         }
 173         */
 174
 175         if (e.hasAttribute("in") == false && e.hasAttribute("out") == false) continue;
 176         int in = e.attribute("in").toInt();
 177         int out = e.attribute("out").toInt();
 178         if (in > out || in == out) {
 179             // invalid producer, remove it
 180             QString id = e.attribute("id");
 181             m_invalidProducers.append(id);
 182             m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
 183             doc.documentElement().removeChild(producers.at(i));
 184             i--;
 185         }
 186     }
 187
 188     for (int i = 0; i < m_projectTracks; i++) {
 189         e = tracks.item(i).toElement();
 190         QString playlist_name = e.attribute("producer");
 191         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 192             // find playlist related to this track
 193             p = QDomElement();
 194             for (int j = 0; j < m_projectTracks; j++) {
 195                 p = playlists.item(j).toElement();
 196                 if (p.attribute("id") == playlist_name) break;
 197             }
 198             if (p.attribute("id") != playlist_name) { // then it didn't work.
 199                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 200             }
 201             if (e.attribute("hide") == "video") {
 202                 m_doc->switchTrackVideo(i - 1, true);
 203             } else if (e.attribute("hide") == "audio") {
 204                 m_doc->switchTrackAudio(i - 1, true);
 205             } else if (e.attribute("hide") == "both") {
 206                 m_doc->switchTrackVideo(i - 1, true);
 207                 m_doc->switchTrackAudio(i - 1, true);
 208             }
 209
 210             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
 211             pos--;
 212             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 213             if (trackduration > duration) duration = trackduration;
 214         } else {
 215             // background black track
 216             for (int j = 0; j < m_projectTracks; j++) {
 217                 p = playlists.item(j).toElement();
 218                 if (p.attribute("id") == playlist_name) break;
 219             }
 220             int black_clips = p.childNodes().count();
 221             for (int i = 0; i < black_clips; i++)
 222                 m_doc->loadingProgressed();
 223             qApp->processEvents();
 224             pos--;
 225         }
 226     }
 227
 228     // parse transitions
 229     QDomNodeList transitions = doc.elementsByTagName("transition");
 230
 231     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 232     for (int i = 0; i < transitions.count(); i++) {
 233         e = transitions.item(i).toElement();
 234         QDomNodeList transitionparams = e.childNodes();
 235         bool transitionAdd = true;
 236         int a_track = 0;
 237         int b_track = 0;
 238         bool isAutomatic = false;
 239         bool forceTrack = false;
 240         QString mlt_geometry;
 241         QString mlt_service;
 242         QString transitionId;
 243         for (int k = 0; k < transitionparams.count(); k++) {
 244             p = transitionparams.item(k).toElement();
 245             if (!p.isNull()) {
 246                 QString paramName = p.attribute("name");
 247                 // do not add audio mixing transitions
 248                 if (paramName == "internal_added" && p.text() == "237") {
 249                     transitionAdd = false;
 250                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 251                     //break;
 252                 } else if (paramName == "a_track") a_track = p.text().toInt();
 253                 else if (paramName == "b_track") b_track = p.text().toInt();
 254                 else if (paramName == "mlt_service") mlt_service = p.text();
 255                 else if (paramName == "kdenlive_id") transitionId = p.text();
 256                 else if (paramName == "geometry") mlt_geometry = p.text();
 257                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 258                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 259             }
 260         }
 261         if (transitionAdd || mlt_service != "mix") {
 262             // Transition should be added to the scene
 263             ItemInfo transitionInfo;
 264             if (mlt_service == "composite" && transitionId.isEmpty()) {
 265                 // When adding composite transition, check if it is a wipe transition
 266                 if (mlt_geometry.count(';') == 1) {
 267                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 268                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 269                     QString start = mlt_geometry.section(';', 0, 0);
 270                     start = start.section(':', 0, 1);
 271                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 272                     QString end = mlt_geometry.section('=', 1, 1);
 273                     end = end.section(':', 0, 1);
 274                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 275                     start.append(',' + end);
 276                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 277                     bool isWipeTransition = true;
 278                     int checkNumber;
 279                     for (int i = 0; i < numbers.size(); ++i) {
 280                         checkNumber = qAbs(numbers.at(i).toInt());
 281                         if (checkNumber != 0 && checkNumber != 100) {
 282                             isWipeTransition = false;
 283                             break;
 284                         }
 285                     }
 286                     if (isWipeTransition) transitionId = "slide";
 287                 }
 288             }
 289             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 290
 291             for (int k = 0; k < transitionparams.count(); k++) {
 292                 p = transitionparams.item(k).toElement();
 293                 if (!p.isNull()) {
 294                     QString paramName = p.attribute("name");
 295                     QString paramValue = p.text();
 296
 297                     QDomNodeList params = base.elementsByTagName("parameter");
 298                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 299                             QDomElement e = params.item(i).toElement();
 300                             if (!e.isNull() && e.attribute("tag") == paramName) {
 301                                 if (e.attribute("type") == "double") {
 302                                     QString factor = e.attribute("factor", "1");
 303                                     if (factor != "1") {
 304                                         double val = paramValue.toDouble() * factor.toDouble();
 305                                         paramValue = QString::number(val);
 306                                     }
 307                                 }
 308                                 e.setAttribute("value", paramValue);
 309                                 break;
 310                             }
 311                         }
 312                 }
 313             }
 314
 315             /*QDomDocument doc;
 316             doc.appendChild(doc.importNode(base, true));
 317             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 318
 319             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 320             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 321             transitionInfo.track = m_projectTracks - 1 - b_track;
 322             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 323             if (transitionInfo.startPos >= transitionInfo.endPos) {
 324                 // invalid transition, remove it.
 325                 m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 326                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 327                 tractor.removeChild(transitions.item(i));
 328                 i--;
 329             } else {
 330                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 331                 if (forceTrack) tr->setForcedTrack(true, a_track);
 332                 m_scene->addItem(tr);
 333                 if (b_track > 0 && m_doc->isTrackLocked(b_track - 1)) {
 334                     tr->setItemLocked(true);
 335                 }
 336             }
 337         }
 338     }
 339
 340     // Add guides
 341     QDomNodeList guides = doc.elementsByTagName("guide");
 342     for (int i = 0; i < guides.count(); i++) {
 343         e = guides.item(i).toElement();
 344         const QString comment = e.attribute("comment");
 345         const GenTime pos = GenTime(e.attribute("time").toDouble());
 346         m_trackview->addGuide(pos, comment);
 347     }
 348
 349     // Rebuild groups
 350     QDomNodeList groups = doc.elementsByTagName("group");
 351     m_trackview->loadGroups(groups);
 352
 353     m_trackview->setDuration(duration);
 354     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 355     slotRebuildTrackHeaders();
 356     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 357     //m_trackview->setCursorPos(cursorPos);
 358     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 359 }
 360
 361 void TrackView::slotDeleteClip(const QString &clipId)
 362 {
 363     m_trackview->deleteClip(clipId);
 364 }
 365
 366 void TrackView::setCursorPos(int pos)
 367 {
 368     m_trackview->setCursorPos(pos);
 369 }
 370
 371 void TrackView::moveCursorPos(int pos)
 372 {
 373     m_trackview->setCursorPos(pos, false);
 374 }
 375
 376 void TrackView::slotChangeZoom(int factor)
 377 {
 378     m_doc->setZoom(factor);
 379     m_ruler->setPixelPerMark(factor);
 380     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
 381     m_trackview->setScale(m_scale);
 382 }
 383
 384 int TrackView::fitZoom() const
 385 {
 386     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 387     int i;
 388     for (i = 0; i < 13; i++)
 389         if (m_ruler->comboScale[i] > zoom) break;
 390     return i;
 391 }
 392
 393 KdenliveDoc *TrackView::document()
 394 {
 395     return m_doc;
 396 }
 397
 398 void TrackView::refresh()
 399 {
 400     m_trackview->viewport()->update();
 401 }
 402
 403 void TrackView::slotRebuildTrackHeaders()
 404 {
 405     QList <TrackInfo> list = m_doc->tracksList();
 406     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 407     qDeleteAll(widgets);
 408     int max = list.count();
 409     for (int i = 0; i < max; i++) {
 410         HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
 411         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 412         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 413         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 414
 415         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 416         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 417         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 418         m_headersLayout->addWidget(header);
 419     }
 420     m_view.headers_container->adjustSize();
 421 }
 422
 423
 424 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked)
 425 {
 426     // parse track
 427     int position = 0;
 428     QDomNodeList children = xml.childNodes();
 429     for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
 430         QDomNode n = children.item(nodeindex);
 431         QDomElement elem = n.toElement();
 432         if (elem.tagName() == "blank") {
 433             position += elem.attribute("length").toInt();
 434         } else if (elem.tagName() == "entry") {
 435             m_doc->loadingProgressed();
 436             qApp->processEvents();
 437             // Found a clip
 438             int in = elem.attribute("in").toInt();
 439             int out = elem.attribute("out").toInt();
 440             if (in > out || in == out || m_invalidProducers.contains(elem.attribute("producer"))) {
 441                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 442                 xml.removeChild(children.at(nodeindex));
 443                 nodeindex--;
 444                 continue;
 445             }
 446             QString idString = elem.attribute("producer");
 447             QString id = idString;
 448             double speed = 1.0;
 449             if (idString.startsWith("slowmotion")) {
 450                 id = idString.section(':', 1, 1);
 451                 speed = idString.section(':', 2, 2).toDouble();
 452             } else id = id.section('_', 0, 0);
 453             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 454             if (clip == NULL) {
 455                 // The clip in playlist was not listed in the kdenlive producers,
 456                 // something went wrong, repair required.
 457                 kWarning() << "CANNOT INSERT CLIP " << id;
 458
 459                 clip = getMissingProducer(id);
 460                 if (!clip) {
 461                     // We cannot find the producer, something is really wrong, add
 462                     // placeholder color clip
 463                     QDomDocument doc;
 464                     QDomElement producerXml = doc.createElement("producer");
 465                     doc.appendChild(producerXml);
 466                     producerXml.setAttribute("colour", "0xff0000ff");
 467                     producerXml.setAttribute("mlt_service", "colour");
 468                     producerXml.setAttribute("length", "15000");
 469                     producerXml.setAttribute("name", "INVALID");
 470                     producerXml.setAttribute("type", COLOR);
 471                     producerXml.setAttribute("id", id);
 472                     clip = new DocClipBase(m_doc->clipManager(), doc.documentElement(), id);
 473                     xml.insertBefore(producerXml, QDomNode());
 474                     m_doc->clipManager()->addClip(clip);
 475
 476                     m_documentErrors.append(i18n("Broken clip producer %1", id) + '\n');
 477                 } else {
 478                     // Found correct producer
 479                     m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, clip->getId()) + '\n');
 480                     elem.setAttribute("producer", clip->getId());
 481                 }
 482                 m_doc->setModified(true);
 483             }
 484
 485             if (clip != NULL) {
 486                 ItemInfo clipinfo;
 487                 clipinfo.startPos = GenTime(position, m_doc->fps());
 488                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 489                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 490                 clipinfo.track = ix;
 491                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 492                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, false);
 493                 if (idString.endsWith("_video")) item->setVideoOnly(true);
 494                 else if (idString.endsWith("_audio")) item->setAudioOnly(true);
 495                 m_scene->addItem(item);
 496                 if (locked) item->setItemLocked(true);
 497                 clip->addReference();
 498                 position += (out - in + 1);
 499
 500                 // parse clip effects
 501                 QDomNodeList effects = elem.childNodes();
 502                 for (int ix = 0; ix < effects.count(); ix++) {
 503                     QDomElement effect = effects.at(ix).toElement();
 504                     if (effect.tagName() == "filter") {
 505                         // add effect to clip
 506                         QString effecttag;
 507                         QString effectid;
 508                         QString effectindex;
 509                         QString ladspaEffectFile;
 510                         // Get effect tag & index
 511                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 512                             // parse effect parameters
 513                             QDomElement effectparam = n3.toElement();
 514                             if (effectparam.attribute("name") == "tag") {
 515                                 effecttag = effectparam.text();
 516                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 517                                 effectid = effectparam.text();
 518                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 519                                 effectindex = effectparam.text();
 520                             } else if (effectparam.attribute("name") == "src") {
 521                                 ladspaEffectFile = effectparam.text();
 522                                 if (!QFile::exists(ladspaEffectFile)) {
 523                                     // If the ladspa effect file is missing, recreate it
 524                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 525                                     ladspaEffectFile = m_doc->getLadspaFile();
 526                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 527                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 528                                 }
 529                             }
 530                         }
 531                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 532                         // get effect standard tags
 533                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 534                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 535                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 536                         if (clipeffect.isNull()) {
 537                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 538                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 539                             elem.removeChild(effects.at(ix));
 540                             ix--;
 541                         } else {
 542                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 543                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 544                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 545
 546                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 547                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 548                                 // effect is key-framable, read all effects to retrieve keyframes
 549                                 double factor = 0;
 550                                 QString starttag;
 551                                 QString endtag;
 552                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 553                                 for (int i = 0; i < params.count(); i++) {
 554                                     QDomElement e = params.item(i).toElement();
 555                                     if (e.attribute("type") == "keyframe") {
 556                                         starttag = e.attribute("starttag", "start");
 557                                         endtag = e.attribute("endtag", "end");
 558                                         factor = e.attribute("factor", "1").toDouble();
 559                                         break;
 560                                     }
 561                                 }
 562                                 QString keyframes;
 563                                 int effectin = effect.attribute("in").toInt();
 564                                 int effectout = effect.attribute("out").toInt();
 565                                 double startvalue = 0;
 566                                 double endvalue = 0;
 567                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 568                                     // parse effect parameters
 569                                     QDomElement effectparam = n3.toElement();
 570                                     if (effectparam.attribute("name") == starttag)
 571                                         startvalue = effectparam.text().toDouble() * factor;
 572                                     if (effectparam.attribute("name") == endtag)
 573                                         endvalue = effectparam.text().toDouble() * factor;
 574                                 }
 575                                 // add first keyframe
 576                                 keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 577                                 QDomNode lastParsedEffect;
 578                                 ix++;
 579                                 QDomNode n2 = effects.at(ix);
 580                                 bool continueParsing = true;
 581                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 582                                     // parse all effects
 583                                     QDomElement kfreffect = n2.toElement();
 584                                     int effectout = kfreffect.attribute("out").toInt();
 585
 586                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 587                                         // parse effect parameters
 588                                         QDomElement subeffectparam = n4.toElement();
 589                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 590                                             //We are not in the same effect, stop parsing
 591                                             lastParsedEffect = n2.previousSibling();
 592                                             ix--;
 593                                             continueParsing = false;
 594                                             break;
 595                                         } else if (subeffectparam.attribute("name") == endtag) {
 596                                             endvalue = subeffectparam.text().toDouble() * factor;
 597                                             break;
 598                                         }
 599                                     }
 600                                     if (continueParsing) {
 601                                         keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 602                                         ix++;
 603                                     }
 604                                 }
 605
 606                                 params = currenteffect.elementsByTagName("parameter");
 607                                 for (int i = 0; i < params.count(); i++) {
 608                                     QDomElement e = params.item(i).toElement();
 609                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 610                                 }
 611                                 if (!continueParsing) {
 612                                     n2 = lastParsedEffect;
 613                                 }
 614                             } else {
 615                                 // Check if effect has in/out points
 616                                 if (effect.hasAttribute("in")) {
 617                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 618                                 }
 619                                 if (effect.hasAttribute("out")) {
 620                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 621                                 }
 622                             }
 623
 624                             // adjust effect parameters
 625                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 626                                 // parse effect parameters
 627                                 QDomElement effectparam = n3.toElement();
 628                                 QString paramname = effectparam.attribute("name");
 629                                 QString paramvalue = effectparam.text();
 630
 631
 632                                 // try to find this parameter in the effect xml
 633                                 QDomElement e;
 634                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 635                                     e = clipeffectparams.item(k).toElement();
 636                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 637                                         double factor = e.attribute("factor", "1").toDouble();
 638                                         if (factor != 1) {
 639                                             e.setAttribute("value", paramvalue.toDouble() * factor);
 640                                         } else e.setAttribute("value", paramvalue);
 641                                         break;
 642                                     }
 643                                 }
 644                             }
 645                             if (effecttag == "ladspa") {
 646                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 647
 648                                 if (!QFile::exists(ladspaEffectFile)) {
 649                                     // If the ladspa effect file is missing, recreate it
 650                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 651                                 }
 652                                 currenteffect.setAttribute("src", ladspaEffectFile);
 653                             }
 654                             item->addEffect(currenteffect, false);
 655                             item->effectsCounter();
 656                         }
 657                     }
 658                 }
 659             }
 660             //m_clipList.append(clip);
 661         }
 662     }
 663     //m_trackDuration = position;
 664
 665
 666     //documentTracks.insert(ix, track);
 667     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 668     return position;
 669     //track->show();
 670 }
 671
 672 DocClipBase *TrackView::getMissingProducer(const QString id) const
 673 {
 674     QDomElement missingXml;
 675     QDomDocument doc = m_doc->toXml();
 676     QString docRoot = doc.documentElement().attribute("root");
 677     if (!docRoot.endsWith('/')) docRoot.append('/');
 678     QDomNodeList prods = doc.elementsByTagName("producer");
 679     int maxprod = prods.count();
 680     for (int i = 0; i < maxprod; i++) {
 681         QDomNode m = prods.at(i);
 682         QString prodId = m.toElement().attribute("id");
 683         if (prodId == id) {
 684             missingXml =  m.toElement();
 685             break;
 686         }
 687     }
 688     if (missingXml == QDomElement()) return NULL;
 689
 690     QDomNodeList params = missingXml.childNodes();
 691     QString resource;
 692     for (int j = 0; j < params.count(); j++) {
 693         QDomElement e = params.item(j).toElement();
 694         if (e.attribute("name") == "resource") {
 695             resource = e.firstChild().nodeValue();
 696             break;
 697         }
 698     }
 699     // prepend MLT XML document root if no path in clip resource and not a color clip
 700     if (!resource.contains('/') && !resource.startsWith("0x")) resource.prepend(docRoot);
 701     DocClipBase *missingClip = NULL;
 702     if (!resource.isEmpty())
 703         missingClip = m_doc->clipManager()->getClipByResource(resource);
 704     return missingClip;
 705 }
 706
 707 QGraphicsScene *TrackView::projectScene()
 708 {
 709     return m_scene;
 710 }
 711
 712 CustomTrackView *TrackView::projectView()
 713 {
 714     return m_trackview;
 715 }
 716
 717 void TrackView::setEditMode(const QString & editMode)
 718 {
 719     m_editMode = editMode;
 720 }
 721
 722 const QString & TrackView::editMode() const
 723 {
 724     return m_editMode;
 725 }
 726
 727 void TrackView::slotChangeTrackLock(int ix, bool lock)
 728 {
 729     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 730     widgets.at(ix)->setLock(lock);
 731 }
 732
 733
 734 #include "trackview.moc"