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 <QScrollBar>
  22
  23 #include <KDebug>
  24 #include <KMessageBox>
  25
  26 #include "definitions.h"
  27 #include "headertrack.h"
  28 #include "trackview.h"
  29 #include "clipitem.h"
  30 #include "transition.h"
  31 #include "kdenlivesettings.h"
  32 #include "clipmanager.h"
  33 #include "customruler.h"
  34 #include "kdenlivedoc.h"
  35 #include "mainwindow.h"
  36 #include "customtrackview.h"
  37 #include "initeffects.h"
  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     slotChangeZoom(m_doc->zoom());
  87     slotSetZone(m_doc->zone());
  88 }
  89
  90
  91 int TrackView::duration() const {
  92     return m_trackview->duration();
  93 }
  94
  95 int TrackView::tracksNumber() const {
  96     return m_projectTracks - 1;
  97 }
  98
  99 int TrackView::inPoint() const {
 100     return m_ruler->inPoint();
 101 }
 102
 103 int TrackView::outPoint() const {
 104     return m_ruler->outPoint();
 105 }
 106
 107 void TrackView::slotSetZone(QPoint p) {
 108     m_ruler->setZone(p);
 109 }
 110
 111 void TrackView::slotTransitionItemSelected(Transition *t, bool update) {
 112     emit transitionItemSelected(t, update);
 113 }
 114
 115 void TrackView::setDuration(int dur) {
 116     m_trackview->setDuration(dur);
 117     m_ruler->setDuration(dur);
 118 }
 119
 120 void TrackView::parseDocument(QDomDocument doc) {
 121     int cursorPos = 0;
 122     m_documentErrors = QString();
 123     // kDebug() << "//// DOCUMENT: " << doc.toString();
 124     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 125     if (!props.isNull()) {
 126         cursorPos = props.toElement().attribute("timeline_position").toInt();
 127     }*/
 128
 129     // parse project tracks
 130     QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
 131     QDomNodeList tracks = doc.elementsByTagName("track");
 132     QDomNodeList playlists = doc.elementsByTagName("playlist");
 133     int duration = 300;
 134     m_projectTracks = tracks.count();
 135     int trackduration = 0;
 136     QDomElement e;
 137     QDomElement p;
 138
 139     int pos = m_projectTracks - 1;
 140
 141
 142     for (int i = 0; i < m_projectTracks; i++) {
 143         e = tracks.item(i).toElement();
 144         QString playlist_name = e.attribute("producer");
 145         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 146             // find playlist related to this track
 147             p = QDomElement();
 148             for (int j = 0; j < m_projectTracks; j++) {
 149                 p = playlists.item(j).toElement();
 150                 if (p.attribute("id") == playlist_name) break;
 151             }
 152             if (e.attribute("hide") == "video") {
 153                 m_doc->switchTrackVideo(i - 1, true);
 154             } else if (e.attribute("hide") == "audio") {
 155                 m_doc->switchTrackAudio(i - 1, true);
 156             } else if (e.attribute("hide") == "both") {
 157                 m_doc->switchTrackVideo(i - 1, true);
 158                 m_doc->switchTrackAudio(i - 1, true);
 159             }
 160             trackduration = slotAddProjectTrack(pos, p);
 161             pos--;
 162             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 163             if (trackduration > duration) duration = trackduration;
 164         } else {
 165             // background black track
 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             int black_clips = p.childNodes().count();
 171             for (int i = 0; i < black_clips; i++)
 172                 m_doc->loadingProgressed();
 173             qApp->processEvents();
 174             pos--;
 175         }
 176     }
 177
 178     // parse transitions
 179     QDomNodeList transitions = doc.elementsByTagName("transition");
 180
 181     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 182     for (int i = 0; i < transitions.count(); i++) {
 183         e = transitions.item(i).toElement();
 184         QDomNodeList transitionparams = e.childNodes();
 185         bool transitionAdd = true;
 186         int a_track = 0;
 187         int b_track = 0;
 188         bool isAutomatic = false;
 189         bool forceTrack = false;
 190         QString mlt_geometry;
 191         QString mlt_service;
 192         for (int k = 0; k < transitionparams.count(); k++) {
 193             p = transitionparams.item(k).toElement();
 194             if (!p.isNull()) {
 195                 QString paramName = p.attribute("name");
 196                 // do not add audio mixing transitions
 197                 if (paramName == "internal_added" && p.text() == "237") {
 198                     transitionAdd = false;
 199                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 200                     //break;
 201                 } else if (paramName == "a_track") a_track = p.text().toInt();
 202                 else if (paramName == "b_track") b_track = p.text().toInt();
 203                 else if (paramName == "mlt_service") mlt_service = p.text();
 204                 else if (paramName == "geometry") mlt_geometry = p.text();
 205                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 206                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 207             }
 208         }
 209         if (transitionAdd || mlt_service != "mix") {
 210             // Transition should be added to the scene
 211             ItemInfo transitionInfo;
 212             QString transitionId;
 213             if (mlt_service == "composite") {
 214                 // When adding composite transition, check if it is a wipe transition
 215                 if (mlt_geometry == "0%,0%:100%x100%") transitionId = "alphatransparency";
 216                 else if (mlt_geometry.count(';') == 1) {
 217                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 218                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 219                     QString start = mlt_geometry.section(';', 0, 0);
 220                     start = start.section(':', 0, 1);
 221                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 222                     QString end = mlt_geometry.section('=', 1, 1);
 223                     end = end.section(':', 0, 1);
 224                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 225                     start.append(',' + end);
 226                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 227                     bool isWipeTransition = true;
 228                     int checkNumber;
 229                     for (int i = 0; i < numbers.size(); ++i) {
 230                         checkNumber = qAbs(numbers.at(i).toInt());
 231                         if (checkNumber != 0 && checkNumber != 100) {
 232                             isWipeTransition = false;
 233                             break;
 234                         }
 235                     }
 236                     if (isWipeTransition) transitionId = "wipe";
 237                 }
 238             }
 239             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 240
 241             for (int k = 0; k < transitionparams.count(); k++) {
 242                 p = transitionparams.item(k).toElement();
 243                 if (!p.isNull()) {
 244                     QString paramName = p.attribute("name");
 245                     QString paramValue = p.text();
 246
 247                     QDomNodeList params = base.elementsByTagName("parameter");
 248                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 249                             QDomElement e = params.item(i).toElement();
 250                             if (!e.isNull() && e.attribute("tag") == paramName) {
 251                                 if (e.attribute("type") == "double") {
 252                                     QString factor = e.attribute("factor", "1");
 253                                     if (factor != "1") {
 254                                         double val = paramValue.toDouble() * factor.toDouble();
 255                                         paramValue = QString::number(val);
 256                                     }
 257                                 }
 258                                 e.setAttribute("value", paramValue);
 259                                 break;
 260                             }
 261                         }
 262                 }
 263             }
 264
 265             /*QDomDocument doc;
 266             doc.appendChild(doc.importNode(base, true));
 267             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 268
 269             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 270             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 271             transitionInfo.track = m_projectTracks - 1 - b_track;
 272             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 273             if (transitionInfo.startPos >= transitionInfo.endPos) {
 274                 // invalid transition, remove it.
 275                 m_documentErrors.append(i18n("Removed invalid transition: %1\n", e.attribute("id")));
 276                 kDebug()<<"///// REMOVED INVALID TRANSITION: "<<e.attribute("id");
 277                 tractor.removeChild(transitions.item(i));
 278                 i--;
 279             }
 280             else {
 281                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 282                 if (forceTrack) tr->setForcedTrack(true, a_track);
 283                 m_scene->addItem(tr);
 284             }
 285         }
 286     }
 287
 288     // Add guides
 289     QDomNodeList guides = doc.elementsByTagName("guide");
 290     for (int i = 0; i < guides.count(); i++) {
 291         e = guides.item(i).toElement();
 292         const QString comment = e.attribute("comment");
 293         const GenTime pos = GenTime(e.attribute("time").toDouble());
 294         m_trackview->addGuide(pos, comment);
 295     }
 296
 297     m_trackview->setDuration(duration);
 298     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 299     slotRebuildTrackHeaders();
 300     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 301     //m_trackview->setCursorPos(cursorPos);
 302     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 303 }
 304
 305 void TrackView::slotDeleteClip(const QString &clipId) {
 306     m_trackview->deleteClip(clipId);
 307 }
 308
 309 void TrackView::setCursorPos(int pos) {
 310     m_trackview->setCursorPos(pos);
 311 }
 312
 313 void TrackView::moveCursorPos(int pos) {
 314     m_trackview->setCursorPos(pos, false);
 315 }
 316
 317 void TrackView::slotChangeZoom(int factor) {
 318     m_doc->setZoom(factor);
 319     m_ruler->setPixelPerMark(factor);
 320     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
 321     m_trackview->setScale(m_scale);
 322 }
 323
 324 int TrackView::fitZoom() const {
 325     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 326     int i;
 327     for (i = 0; i < 13; i++)
 328         if (m_ruler->comboScale[i] > zoom) break;
 329     return i;
 330 }
 331
 332 const double TrackView::zoomFactor() const {
 333     return m_scale;
 334 }
 335
 336 const int TrackView::mapLocalToValue(int x) const {
 337     return (int)(x * zoomFactor());
 338 }
 339
 340 KdenliveDoc *TrackView::document() {
 341     return m_doc;
 342 }
 343
 344 void TrackView::refresh() {
 345     m_trackview->viewport()->update();
 346 }
 347
 348 void TrackView::slotRebuildTrackHeaders() {
 349     QList <TrackInfo> list = m_doc->tracksList();
 350     QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
 351     for (int i = 0; i < widgets.count(); i++)
 352         delete widgets.at(i);
 353     int max = list.count();
 354     for (int i = 0; i < max; i++) {
 355         HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
 356         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 357         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 358
 359         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 360         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 361         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 362         m_headersLayout->addWidget(header);
 363     }
 364     view->headers_container->adjustSize();
 365 }
 366
 367
 368 int TrackView::slotAddProjectTrack(int ix, QDomElement xml) {
 369     int trackTop = KdenliveSettings::trackheight() * ix;
 370     // parse track
 371     int position = 0;
 372     for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
 373         QDomElement elem = n.toElement();
 374         if (elem.tagName() == "blank") {
 375             position += elem.attribute("length").toInt();
 376         } else if (elem.tagName() == "entry") {
 377             m_doc->loadingProgressed();
 378             qApp->processEvents();
 379             // Found a clip
 380             int in = elem.attribute("in").toInt();
 381             QString idString = elem.attribute("producer");
 382             QString id = idString;
 383             bool hasSpeedAttribute = false;
 384             double speed;
 385             if (idString.startsWith("slowmotion")) {
 386                 hasSpeedAttribute = true;
 387                 id = idString.section(":", 1, 1);
 388                 speed = idString.section(":", 2, 2).toDouble();
 389             } else id = id.section('_', 0, 0);
 390             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 391             if (clip != NULL) {
 392                 int out = elem.attribute("out").toInt();
 393
 394                 ItemInfo clipinfo;
 395                 clipinfo.startPos = GenTime(position, m_doc->fps());
 396                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 397                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 398                 clipinfo.track = ix;
 399                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 400                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), false);
 401                 if (hasSpeedAttribute) item->setSpeed(speed);
 402                 m_scene->addItem(item);
 403                 clip->addReference();
 404                 position += (out - in + 1);
 405
 406                 // parse clip effects
 407                 QDomNodeList effects = elem.childNodes();
 408                 for (int ix = 0; ix < effects.count(); ix++) {
 409                     QDomElement effect = effects.at(ix).toElement();
 410                     if (effect.tagName() == "filter") {
 411                         // add effect to clip
 412                         QString effecttag;
 413                         QString effectid;
 414                         QString effectindex;
 415                         QString ladspaEffectFile;
 416                         // Get effect tag & index
 417                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 418                             // parse effect parameters
 419                             QDomElement effectparam = n3.toElement();
 420                             if (effectparam.attribute("name") == "tag") {
 421                                 effecttag = effectparam.text();
 422                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 423                                 effectid = effectparam.text();
 424                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 425                                 effectindex = effectparam.text();
 426                             } else if (effectparam.attribute("name") == "src") {
 427                                 ladspaEffectFile = effectparam.text();
 428                                 if (!QFile::exists(ladspaEffectFile)) {
 429                                     // If the ladspa effect file is missing, recreate it
 430                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 431                                     ladspaEffectFile = m_doc->getLadspaFile();
 432                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 433                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 434                                 }
 435                             }
 436                         }
 437                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 438                         // get effect standard tags
 439                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 440                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 441                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 442                         if (clipeffect.isNull()) {
 443                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 444                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 445                             elem.removeChild(effects.at(ix));
 446                             ix--;
 447                         } else {
 448                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 449                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 450                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 451
 452                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 453                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 454                                 // effect is key-framable, read all effects to retrieve keyframes
 455                                 double factor;
 456                                 QString starttag;
 457                                 QString endtag;
 458                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 459                                 for (int i = 0; i < params.count(); i++) {
 460                                     QDomElement e = params.item(i).toElement();
 461                                     if (e.attribute("type") == "keyframe") {
 462                                         starttag = e.attribute("starttag", "start");
 463                                         endtag = e.attribute("endtag", "end");
 464                                         factor = e.attribute("factor", "1").toDouble();
 465                                         break;
 466                                     }
 467                                 }
 468                                 QString keyframes;
 469                                 int effectin = effect.attribute("in").toInt();
 470                                 int effectout = effect.attribute("out").toInt();
 471                                 double startvalue;
 472                                 double endvalue;
 473                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 474                                     // parse effect parameters
 475                                     QDomElement effectparam = n3.toElement();
 476                                     if (effectparam.attribute("name") == starttag)
 477                                         startvalue = effectparam.text().toDouble() * factor;
 478                                     if (effectparam.attribute("name") == endtag)
 479                                         endvalue = effectparam.text().toDouble() * factor;
 480                                 }
 481                                 // add first keyframe
 482                                 keyframes.append(QString::number(effectin) + ":" + QString::number(startvalue) + ";" + QString::number(effectout) + ":" + QString::number(endvalue) + ";");
 483                                 QDomNode lastParsedEffect;
 484                                 ix++;
 485                                 QDomNode n2 = effects.at(ix);
 486                                 bool continueParsing = true;
 487                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 488                                     // parse all effects
 489                                     QDomElement kfreffect = n2.toElement();
 490                                     int effectout = kfreffect.attribute("out").toInt();
 491
 492                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 493                                         // parse effect parameters
 494                                         QDomElement subeffectparam = n4.toElement();
 495                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 496                                             //We are not in the same effect, stop parsing
 497                                             lastParsedEffect = n2.previousSibling();
 498                                             ix--;
 499                                             continueParsing = false;
 500                                             break;
 501                                         } else if (subeffectparam.attribute("name") == endtag) {
 502                                             endvalue = subeffectparam.text().toDouble() * factor;
 503                                             break;
 504                                         }
 505                                     }
 506                                     if (continueParsing) {
 507                                         keyframes.append(QString::number(effectout) + ":" + QString::number(endvalue) + ";");
 508                                         ix++;
 509                                     }
 510                                 }
 511
 512                                 params = currenteffect.elementsByTagName("parameter");
 513                                 for (int i = 0; i < params.count(); i++) {
 514                                     QDomElement e = params.item(i).toElement();
 515                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 516                                 }
 517                                 if (!continueParsing) {
 518                                     n2 = lastParsedEffect;
 519                                 }
 520                             } else {
 521                                 // Check if effect has in/out points
 522                                 if (effect.hasAttribute("in")) {
 523                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 524                                 }
 525                                 if (effect.hasAttribute("out")) {
 526                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 527                                 }
 528                             }
 529
 530                             // adjust effect parameters
 531                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 532                                 // parse effect parameters
 533                                 QDomElement effectparam = n3.toElement();
 534                                 QString paramname = effectparam.attribute("name");
 535                                 QString paramvalue = effectparam.text();
 536
 537
 538                                 // try to find this parameter in the effect xml
 539                                 QDomElement e;
 540                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 541                                     e = clipeffectparams.item(k).toElement();
 542                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 543                                         double factor = e.attribute("factor", "1").toDouble();
 544                                         if (factor != 1) {
 545                                             e.setAttribute("value", paramvalue.toDouble() * factor);
 546                                         } else e.setAttribute("value", paramvalue);
 547                                         break;
 548                                     }
 549                                 }
 550                             }
 551                             if (effecttag == "ladspa") {
 552                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 553
 554                                 if (!QFile::exists(ladspaEffectFile)) {
 555                                     // If the ladspa effect file is missing, recreate it
 556                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 557                                 }
 558                                 currenteffect.setAttribute("src", ladspaEffectFile);
 559                             }
 560                             item->addEffect(currenteffect, false);
 561                             item->effectsCounter();
 562                         }
 563                     }
 564                 }
 565             } else kWarning() << "CANNOT INSERT CLIP " << id;
 566             //m_clipList.append(clip);
 567         }
 568     }
 569     //m_trackDuration = position;
 570
 571
 572     //documentTracks.insert(ix, track);
 573     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 574     return position;
 575     //track->show();
 576 }
 577
 578 QGraphicsScene *TrackView::projectScene() {
 579     return m_scene;
 580 }
 581
 582 CustomTrackView *TrackView::projectView() {
 583     return m_trackview;
 584 }
 585
 586 void TrackView::setEditMode(const QString & editMode) {
 587     m_editMode = editMode;
 588 }
 589
 590 const QString & TrackView::editMode() const {
 591     return m_editMode;
 592 }
 593
 594
 595
 596 #include "trackview.moc"