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
  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     QDomNodeList tracks = doc.elementsByTagName("track");
 131     QDomNodeList playlists = doc.elementsByTagName("playlist");
 132     int duration = 300;
 133     m_projectTracks = tracks.count();
 134     int trackduration = 0;
 135     QDomElement e;
 136     QDomElement p;
 137
 138     int pos = m_projectTracks - 1;
 139
 140
 141     for (int i = 0; i < m_projectTracks; i++) {
 142         e = tracks.item(i).toElement();
 143         QString playlist_name = e.attribute("producer");
 144         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 145             // find playlist related to this track
 146             p = QDomElement();
 147             for (int j = 0; j < m_projectTracks; j++) {
 148                 p = playlists.item(j).toElement();
 149                 if (p.attribute("id") == playlist_name) break;
 150             }
 151             if (e.attribute("hide") == "video") {
 152                 m_doc->switchTrackVideo(i - 1, true);
 153             } else if (e.attribute("hide") == "audio") {
 154                 m_doc->switchTrackAudio(i - 1, true);
 155             } else if (e.attribute("hide") == "both") {
 156                 m_doc->switchTrackVideo(i - 1, true);
 157                 m_doc->switchTrackAudio(i - 1, true);
 158             }
 159             trackduration = slotAddProjectTrack(pos, p);
 160             pos--;
 161             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 162             if (trackduration > duration) duration = trackduration;
 163         } else {
 164             // background black track
 165             for (int j = 0; j < m_projectTracks; j++) {
 166                 p = playlists.item(j).toElement();
 167                 if (p.attribute("id") == playlist_name) break;
 168             }
 169             int black_clips = p.childNodes().count();
 170             for (int i = 0; i < black_clips; i++)
 171                 m_doc->loadingProgressed();
 172             qApp->processEvents();
 173             pos--;
 174         }
 175     }
 176
 177     // parse transitions
 178     QDomNodeList transitions = doc.elementsByTagName("transition");
 179     int projectTransitions = transitions.count();
 180     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 181     for (int i = 0; i < projectTransitions; i++) {
 182         e = transitions.item(i).toElement();
 183         QDomNodeList transitionparams = e.childNodes();
 184         bool transitionAdd = true;
 185         int a_track = 0;
 186         int b_track = 0;
 187         bool isAutomatic = false;
 188         bool forceTrack = false;
 189         QString mlt_geometry;
 190         QString mlt_service;
 191         for (int k = 0; k < transitionparams.count(); k++) {
 192             p = transitionparams.item(k).toElement();
 193             if (!p.isNull()) {
 194                 QString paramName = p.attribute("name");
 195                 // do not add audio mixing transitions
 196                 if (paramName == "internal_added" && p.text() == "237") {
 197                     transitionAdd = false;
 198                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 199                     //break;
 200                 } else if (paramName == "a_track") a_track = p.text().toInt();
 201                 else if (paramName == "b_track") b_track = p.text().toInt();
 202                 else if (paramName == "mlt_service") mlt_service = p.text();
 203                 else if (paramName == "geometry") mlt_geometry = p.text();
 204                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 205                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 206             }
 207         }
 208         if (transitionAdd || mlt_service != "mix") {
 209             // Transition should be added to the scene
 210             ItemInfo transitionInfo;
 211             QString transitionId;
 212             if (mlt_service == "composite") {
 213                 // When adding composite transition, check if it is a wipe transition
 214                 if (mlt_geometry == "0%,0%:100%x100%") transitionId = "alphatransparency";
 215                 else if (mlt_geometry.count(';') == 1) {
 216                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 217                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 218                     QString start = mlt_geometry.section(';', 0, 0);
 219                     start = start.section(':', 0, 1);
 220                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 221                     QString end = mlt_geometry.section('=', 1, 1);
 222                     end = end.section(':', 0, 1);
 223                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 224                     start.append(',' + end);
 225                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 226                     bool isWipeTransition = true;
 227                     int checkNumber;
 228                     for (int i = 0; i < numbers.size(); ++i) {
 229                         checkNumber = qAbs(numbers.at(i).toInt());
 230                         if (checkNumber != 0 && checkNumber != 100) {
 231                             isWipeTransition = false;
 232                             break;
 233                         }
 234                     }
 235                     if (isWipeTransition) transitionId = "wipe";
 236                 }
 237             }
 238             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 239
 240             for (int k = 0; k < transitionparams.count(); k++) {
 241                 p = transitionparams.item(k).toElement();
 242                 if (!p.isNull()) {
 243                     QString paramName = p.attribute("name");
 244                     QString paramValue = p.text();
 245
 246                     QDomNodeList params = base.elementsByTagName("parameter");
 247                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 248                             QDomElement e = params.item(i).toElement();
 249                             if (!e.isNull() && e.attribute("tag") == paramName) {
 250                                 if (e.attribute("type") == "double") {
 251                                     QString factor = e.attribute("factor", "1");
 252                                     if (factor != "1") {
 253                                         double val = paramValue.toDouble() * factor.toDouble();
 254                                         paramValue = QString::number(val);
 255                                     }
 256                                 }
 257                                 e.setAttribute("value", paramValue);
 258                                 break;
 259                             }
 260                         }
 261                 }
 262             }
 263
 264             /*QDomDocument doc;
 265             doc.appendChild(doc.importNode(base, true));
 266             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 267
 268             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 269             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 270             transitionInfo.track = m_projectTracks - 1 - b_track;
 271             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 272             Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 273             if (forceTrack) tr->setForcedTrack(true, a_track);
 274             m_scene->addItem(tr);
 275         }
 276     }
 277
 278     // Add guides
 279     QDomNodeList guides = doc.elementsByTagName("guide");
 280     for (int i = 0; i < guides.count(); i++) {
 281         e = guides.item(i).toElement();
 282         const QString comment = e.attribute("comment");
 283         const GenTime pos = GenTime(e.attribute("time").toDouble());
 284         m_trackview->addGuide(pos, comment);
 285     }
 286
 287     m_trackview->setDuration(duration);
 288     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 289     slotRebuildTrackHeaders();
 290     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 291     //m_trackview->setCursorPos(cursorPos);
 292     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 293 }
 294
 295 void TrackView::slotDeleteClip(const QString &clipId) {
 296     m_trackview->deleteClip(clipId);
 297 }
 298
 299 void TrackView::setCursorPos(int pos) {
 300     m_trackview->setCursorPos(pos);
 301 }
 302
 303 void TrackView::moveCursorPos(int pos) {
 304     m_trackview->setCursorPos(pos, false);
 305 }
 306
 307 void TrackView::slotChangeZoom(int factor) {
 308     m_doc->setZoom(factor);
 309     m_ruler->setPixelPerMark(factor);
 310     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
 311     m_trackview->setScale(m_scale);
 312 }
 313
 314 int TrackView::fitZoom() const {
 315     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 316     int i;
 317     for (i = 0; i < 13; i++)
 318         if (m_ruler->comboScale[i] > zoom) break;
 319     return i;
 320 }
 321
 322 const double TrackView::zoomFactor() const {
 323     return m_scale;
 324 }
 325
 326 const int TrackView::mapLocalToValue(int x) const {
 327     return (int)(x * zoomFactor());
 328 }
 329
 330 KdenliveDoc *TrackView::document() {
 331     return m_doc;
 332 }
 333
 334 void TrackView::refresh() {
 335     m_trackview->viewport()->update();
 336 }
 337
 338 void TrackView::slotRebuildTrackHeaders() {
 339     QList <TrackInfo> list = m_doc->tracksList();
 340     QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
 341     for (int i = 0; i < widgets.count(); i++)
 342         delete widgets.at(i);
 343     int max = list.count();
 344     for (int i = 0; i < max; i++) {
 345         HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
 346         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 347         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 348
 349         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 350         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 351         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 352         m_headersLayout->addWidget(header);
 353     }
 354     view->headers_container->adjustSize();
 355 }
 356
 357
 358 int TrackView::slotAddProjectTrack(int ix, QDomElement xml) {
 359     int trackTop = KdenliveSettings::trackheight() * ix;
 360     // parse track
 361     int position = 0;
 362     for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
 363         QDomElement elem = n.toElement();
 364         if (elem.tagName() == "blank") {
 365             position += elem.attribute("length").toInt();
 366         } else if (elem.tagName() == "entry") {
 367             m_doc->loadingProgressed();
 368             qApp->processEvents();
 369             // Found a clip
 370             int in = elem.attribute("in").toInt();
 371             QString idString = elem.attribute("producer");
 372             QString id = idString;
 373             bool hasSpeedAttribute = false;
 374             double speed;
 375             if (idString.startsWith("slowmotion")) {
 376                 hasSpeedAttribute = true;
 377                 id = idString.section(":", 1, 1);
 378                 speed = idString.section(":", 2, 2).toDouble();
 379             } else id = id.section('_', 0, 0);
 380             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 381             if (clip != NULL) {
 382                 int out = elem.attribute("out").toInt();
 383
 384                 ItemInfo clipinfo;
 385                 clipinfo.startPos = GenTime(position, m_doc->fps());
 386                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 387                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 388                 clipinfo.track = ix;
 389                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 390                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), false);
 391                 if (hasSpeedAttribute) item->setSpeed(speed);
 392                 m_scene->addItem(item);
 393                 clip->addReference();
 394                 position += (out - in + 1);
 395
 396                 // parse clip effects
 397                 QDomNodeList effects = elem.childNodes();
 398                 for (int ix = 0; ix < effects.count(); ix++) {
 399                     QDomElement effect = effects.at(ix).toElement();
 400                     if (effect.tagName() == "filter") {
 401                         // add effect to clip
 402                         QString effecttag;
 403                         QString effectid;
 404                         QString effectindex;
 405                         QString ladspaEffectFile;
 406                         // Get effect tag & index
 407                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 408                             // parse effect parameters
 409                             QDomElement effectparam = n3.toElement();
 410                             if (effectparam.attribute("name") == "tag") {
 411                                 effecttag = effectparam.text();
 412                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 413                                 effectid = effectparam.text();
 414                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 415                                 effectindex = effectparam.text();
 416                             } else if (effectparam.attribute("name") == "src") {
 417                                 ladspaEffectFile = effectparam.text();
 418                                 if (!QFile::exists(ladspaEffectFile)) {
 419                                     // If the ladspa effect file is missing, recreate it
 420                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 421                                     ladspaEffectFile = m_doc->getLadspaFile();
 422                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 423                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 424                                 }
 425                             }
 426                         }
 427                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 428                         // get effect standard tags
 429                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 430                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 431                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 432                         if (clipeffect.isNull()) {
 433                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 434                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 435                             elem.removeChild(effects.at(ix));
 436                             ix--;
 437                         } else {
 438                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 439                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 440                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 441
 442                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 443                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 444                                 // effect is key-framable, read all effects to retrieve keyframes
 445                                 double factor;
 446                                 QString starttag;
 447                                 QString endtag;
 448                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 449                                 for (int i = 0; i < params.count(); i++) {
 450                                     QDomElement e = params.item(i).toElement();
 451                                     if (e.attribute("type") == "keyframe") {
 452                                         starttag = e.attribute("starttag", "start");
 453                                         endtag = e.attribute("endtag", "end");
 454                                         factor = e.attribute("factor", "1").toDouble();
 455                                         break;
 456                                     }
 457                                 }
 458                                 QString keyframes;
 459                                 int effectin = effect.attribute("in").toInt();
 460                                 int effectout = effect.attribute("out").toInt();
 461                                 double startvalue;
 462                                 double endvalue;
 463                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 464                                     // parse effect parameters
 465                                     QDomElement effectparam = n3.toElement();
 466                                     if (effectparam.attribute("name") == starttag)
 467                                         startvalue = effectparam.text().toDouble() * factor;
 468                                     if (effectparam.attribute("name") == endtag)
 469                                         endvalue = effectparam.text().toDouble() * factor;
 470                                 }
 471                                 // add first keyframe
 472                                 keyframes.append(QString::number(effectin) + ":" + QString::number(startvalue) + ";" + QString::number(effectout) + ":" + QString::number(endvalue) + ";");
 473                                 QDomNode lastParsedEffect;
 474                                 ix++;
 475                                 QDomNode n2 = effects.at(ix);
 476                                 bool continueParsing = true;
 477                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 478                                     // parse all effects
 479                                     QDomElement kfreffect = n2.toElement();
 480                                     int effectout = kfreffect.attribute("out").toInt();
 481
 482                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 483                                         // parse effect parameters
 484                                         QDomElement subeffectparam = n4.toElement();
 485                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 486                                             //We are not in the same effect, stop parsing
 487                                             lastParsedEffect = n2.previousSibling();
 488                                             ix--;
 489                                             continueParsing = false;
 490                                             break;
 491                                         } else if (subeffectparam.attribute("name") == endtag) {
 492                                             endvalue = subeffectparam.text().toDouble() * factor;
 493                                             break;
 494                                         }
 495                                     }
 496                                     if (continueParsing) {
 497                                         keyframes.append(QString::number(effectout) + ":" + QString::number(endvalue) + ";");
 498                                         ix++;
 499                                     }
 500                                 }
 501
 502                                 params = currenteffect.elementsByTagName("parameter");
 503                                 for (int i = 0; i < params.count(); i++) {
 504                                     QDomElement e = params.item(i).toElement();
 505                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 506                                 }
 507                                 if (!continueParsing) {
 508                                     n2 = lastParsedEffect;
 509                                 }
 510                             } else {
 511                                 // Check if effect has in/out points
 512                                 if (effect.hasAttribute("in")) {
 513                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 514                                 }
 515                                 if (effect.hasAttribute("out")) {
 516                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 517                                 }
 518                             }
 519
 520                             // adjust effect parameters
 521                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 522                                 // parse effect parameters
 523                                 QDomElement effectparam = n3.toElement();
 524                                 QString paramname = effectparam.attribute("name");
 525                                 QString paramvalue = effectparam.text();
 526
 527
 528                                 // try to find this parameter in the effect xml
 529                                 QDomElement e;
 530                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 531                                     e = clipeffectparams.item(k).toElement();
 532                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 533                                         double factor = e.attribute("factor", "1").toDouble();
 534                                         if (factor != 1) {
 535                                             e.setAttribute("value", paramvalue.toDouble() * factor);
 536                                         } else e.setAttribute("value", paramvalue);
 537                                         break;
 538                                     }
 539                                 }
 540                             }
 541                             if (effecttag == "ladspa") {
 542                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 543
 544                                 if (!QFile::exists(ladspaEffectFile)) {
 545                                     // If the ladspa effect file is missing, recreate it
 546                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 547                                 }
 548                                 currenteffect.setAttribute("src", ladspaEffectFile);
 549                             }
 550                             item->addEffect(currenteffect, false);
 551                             item->effectsCounter();
 552                         }
 553                     }
 554                 }
 555             } else kWarning() << "CANNOT INSERT CLIP " << id;
 556             //m_clipList.append(clip);
 557         }
 558     }
 559     //m_trackDuration = position;
 560
 561
 562     //documentTracks.insert(ix, track);
 563     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 564     return position;
 565     //track->show();
 566 }
 567
 568 QGraphicsScene *TrackView::projectScene() {
 569     return m_scene;
 570 }
 571
 572 CustomTrackView *TrackView::projectView() {
 573     return m_trackview;
 574 }
 575
 576 void TrackView::setEditMode(const QString & editMode) {
 577     m_editMode = editMode;
 578 }
 579
 580 const QString & TrackView::editMode() const {
 581     return m_editMode;
 582 }
 583
 584
 585
 586 #include "trackview.moc"