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 #include "profilesdialog.h"
  34
  35 #include <KDebug>
  36 #include <KMessageBox>
  37 #include <KIO/NetAccess>
  38
  39 #include <QScrollBar>
  40 #include <QInputDialog>
  41
  42 TrackView::TrackView(KdenliveDoc *doc, bool *ok, QWidget *parent) :
  43         QWidget(parent),
  44         m_scale(1.0),
  45         m_projectTracks(0),
  46         m_doc(doc),
  47         m_verticalZoom(1)
  48 {
  49
  50     setupUi(this);
  51 //    ruler_frame->setMaximumHeight();
  52 //    size_frame->setMaximumHeight();
  53     m_scene = new CustomTrackScene(doc);
  54     m_trackview = new CustomTrackView(doc, m_scene, parent);
  55     m_trackview->scale(1, 1);
  56     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  57     //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
  58
  59     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
  60     connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
  61     connect(m_ruler, SIGNAL(adjustZoom(int)), this, SIGNAL(setZoom(int)));
  62     QHBoxLayout *layout = new QHBoxLayout;
  63     layout->setContentsMargins(m_trackview->frameWidth(), 0, 0, 0);
  64     layout->setSpacing(0);
  65     ruler_frame->setLayout(layout);
  66     layout->addWidget(m_ruler);
  67
  68     QHBoxLayout *sizeLayout = new QHBoxLayout;
  69     sizeLayout->setContentsMargins(0, 0, 0, 0);
  70     sizeLayout->setSpacing(0);
  71     size_frame->setLayout(sizeLayout);
  72
  73     QToolButton *butSmall = new QToolButton(this);
  74     butSmall->setIcon(KIcon("kdenlive-zoom-small"));
  75     butSmall->setToolTip(i18n("Smaller tracks"));
  76     butSmall->setAutoRaise(true);
  77     connect(butSmall, SIGNAL(clicked()), this, SLOT(slotVerticalZoomDown()));
  78     sizeLayout->addWidget(butSmall);
  79
  80     QToolButton *butLarge = new QToolButton(this);
  81     butLarge->setIcon(KIcon("kdenlive-zoom-large"));
  82     butLarge->setToolTip(i18n("Bigger tracks"));
  83     butLarge->setAutoRaise(true);
  84     connect(butLarge, SIGNAL(clicked()), this, SLOT(slotVerticalZoomUp()));
  85     sizeLayout->addWidget(butLarge);
  86
  87     QHBoxLayout *tracksLayout = new QHBoxLayout;
  88     tracksLayout->setContentsMargins(0, 0, 0, 0);
  89     tracksLayout->setSpacing(0);
  90     tracks_frame->setLayout(tracksLayout);
  91
  92     headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  93     headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  94     headers_area->setFixedWidth(70);
  95
  96     QVBoxLayout *headersLayout = new QVBoxLayout;
  97     headersLayout->setContentsMargins(0, m_trackview->frameWidth(), 0, 0);
  98     headersLayout->setSpacing(0);
  99     headers_container->setLayout(headersLayout);
 100     connect(headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
 101
 102     tracksLayout->addWidget(m_trackview);
 103     connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), headers_area->verticalScrollBar(), SLOT(setValue(int)));
 104     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
 105
 106     parseDocument(m_doc->toXml());
 107     int error = m_doc->setSceneList();
 108     if (error == -1) *ok = false;
 109     else *ok = true;
 110     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
 111     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
 112     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
 113     connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
 114
 115     slotChangeZoom(m_doc->zoom().x(), m_doc->zoom().y());
 116     slotSetZone(m_doc->zone());
 117 }
 118
 119 TrackView::~TrackView()
 120 {
 121     delete m_ruler;
 122     delete m_trackview;
 123 }
 124
 125 int TrackView::duration() const
 126 {
 127     return m_trackview->duration();
 128 }
 129
 130 int TrackView::tracksNumber() const
 131 {
 132     return m_projectTracks - 1;
 133 }
 134
 135 int TrackView::inPoint() const
 136 {
 137     return m_ruler->inPoint();
 138 }
 139
 140 int TrackView::outPoint() const
 141 {
 142     return m_ruler->outPoint();
 143 }
 144
 145 void TrackView::slotSetZone(QPoint p)
 146 {
 147     m_ruler->setZone(p);
 148 }
 149
 150 void TrackView::setDuration(int dur)
 151 {
 152     m_trackview->setDuration(dur);
 153     m_ruler->setDuration(dur);
 154 }
 155
 156 void TrackView::parseDocument(QDomDocument doc)
 157 {
 158     //int cursorPos = 0;
 159     m_documentErrors.clear();
 160
 161     //kDebug() << "//// DOCUMENT: " << doc.toString();
 162     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 163     if (!props.isNull()) {
 164         cursorPos = props.toElement().attribute("timeline_position").toInt();
 165     }*/
 166
 167     // parse project tracks
 168     QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
 169     QDomNodeList tracks = doc.elementsByTagName("track");
 170     QDomNodeList playlists = doc.elementsByTagName("playlist");
 171     int duration = 300;
 172     m_projectTracks = tracks.count();
 173     int trackduration = 0;
 174     QDomElement e;
 175     QDomElement p;
 176
 177     int pos = m_projectTracks - 1;
 178     m_invalidProducers.clear();
 179     QDomNodeList producers = doc.elementsByTagName("producer");
 180     for (int i = 0; i < producers.count(); i++) {
 181         // Check for invalid producers
 182         QDomNode n = producers.item(i);
 183         e = n.toElement();
 184
 185         /*
 186         // Check for invalid markup
 187         QDomNodeList params = e.elementsByTagName("property");
 188         for (int j = 0; j < params.count(); j++) {
 189             QDomElement p = params.item(j).toElement();
 190             if (p.attribute("name") == "markup") {
 191          QString val = p.text().toUtf8().data();
 192          kDebug()<<"//FOUND MARKUP, VAL: "<<val;
 193          //e.setAttribute("value", value);
 194          n.removeChild(params.item(j));
 195          break;
 196             }
 197         }
 198         */
 199
 200         if (e.hasAttribute("in") == false && e.hasAttribute("out") == false) continue;
 201         int in = e.attribute("in").toInt();
 202         int out = e.attribute("out").toInt();
 203         if (in > out || in == out) {
 204             // invalid producer, remove it
 205             QString id = e.attribute("id");
 206             m_invalidProducers.append(id);
 207             m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
 208             doc.documentElement().removeChild(producers.at(i));
 209             i--;
 210         }
 211     }
 212
 213     for (int i = 0; i < m_projectTracks; i++) {
 214         e = tracks.item(i).toElement();
 215         QString playlist_name = e.attribute("producer");
 216         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 217             // find playlist related to this track
 218             p = QDomElement();
 219             for (int j = 0; j < m_projectTracks; j++) {
 220                 p = playlists.item(j).toElement();
 221                 if (p.attribute("id") == playlist_name) break;
 222             }
 223             if (p.attribute("id") != playlist_name) { // then it didn't work.
 224                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 225             }
 226             if (e.attribute("hide") == "video") {
 227                 m_doc->switchTrackVideo(i - 1, true);
 228             } else if (e.attribute("hide") == "audio") {
 229                 m_doc->switchTrackAudio(i - 1, true);
 230             } else if (e.attribute("hide") == "both") {
 231                 m_doc->switchTrackVideo(i - 1, true);
 232                 m_doc->switchTrackAudio(i - 1, true);
 233             }
 234
 235             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
 236             pos--;
 237             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 238             if (trackduration > duration) duration = trackduration;
 239         } else {
 240             // background black track
 241             for (int j = 0; j < m_projectTracks; j++) {
 242                 p = playlists.item(j).toElement();
 243                 if (p.attribute("id") == playlist_name) break;
 244             }
 245             pos--;
 246         }
 247     }
 248
 249     // parse transitions
 250     QDomNodeList transitions = doc.elementsByTagName("transition");
 251
 252     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 253     for (int i = 0; i < transitions.count(); i++) {
 254         e = transitions.item(i).toElement();
 255         QDomNodeList transitionparams = e.childNodes();
 256         bool transitionAdd = true;
 257         int a_track = 0;
 258         int b_track = 0;
 259         bool isAutomatic = false;
 260         bool forceTrack = false;
 261         QString mlt_geometry;
 262         QString mlt_service;
 263         QString transitionId;
 264         for (int k = 0; k < transitionparams.count(); k++) {
 265             p = transitionparams.item(k).toElement();
 266             if (!p.isNull()) {
 267                 QString paramName = p.attribute("name");
 268                 // do not add audio mixing transitions
 269                 if (paramName == "internal_added" && p.text() == "237") {
 270                     transitionAdd = false;
 271                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 272                     //break;
 273                 } else if (paramName == "a_track") a_track = p.text().toInt();
 274                 else if (paramName == "b_track") b_track = p.text().toInt();
 275                 else if (paramName == "mlt_service") mlt_service = p.text();
 276                 else if (paramName == "kdenlive_id") transitionId = p.text();
 277                 else if (paramName == "geometry") mlt_geometry = p.text();
 278                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 279                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 280             }
 281         }
 282         if (transitionAdd || mlt_service != "mix") {
 283             // Transition should be added to the scene
 284             ItemInfo transitionInfo;
 285             if (mlt_service == "composite" && transitionId.isEmpty()) {
 286                 // When adding composite transition, check if it is a wipe transition
 287                 if (mlt_geometry.count(';') == 1) {
 288                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 289                     mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
 290                     QString start = mlt_geometry.section(';', 0, 0);
 291                     start = start.section(':', 0, 1);
 292                     start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 293                     QString end = mlt_geometry.section('=', 1, 1);
 294                     end = end.section(':', 0, 1);
 295                     end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
 296                     start.append(',' + end);
 297                     QStringList numbers = start.split(',', QString::SkipEmptyParts);
 298                     bool isWipeTransition = true;
 299                     int checkNumber;
 300                     for (int i = 0; i < numbers.size(); ++i) {
 301                         checkNumber = qAbs(numbers.at(i).toInt());
 302                         if (checkNumber != 0 && checkNumber != 100) {
 303                             isWipeTransition = false;
 304                             break;
 305                         }
 306                     }
 307                     if (isWipeTransition) transitionId = "slide";
 308                 }
 309             }
 310             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 311
 312             for (int k = 0; k < transitionparams.count(); k++) {
 313                 p = transitionparams.item(k).toElement();
 314                 if (!p.isNull()) {
 315                     QString paramName = p.attribute("name");
 316                     QString paramValue = p.text();
 317
 318                     QDomNodeList params = base.elementsByTagName("parameter");
 319                     if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 320                             QDomElement e = params.item(i).toElement();
 321                             if (!e.isNull() && e.attribute("tag") == paramName) {
 322                                 if (e.attribute("type") == "double") {
 323                                     QString factor = e.attribute("factor", "1");
 324                                     if (factor != "1") {
 325                                         double fact;
 326                                         if (factor.startsWith('%')) {
 327                                             fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 328                                         } else fact = factor.toDouble();
 329                                         double val = paramValue.toDouble() * fact;
 330                                         paramValue = QString::number(val);
 331                                     }
 332                                 }
 333                                 e.setAttribute("value", paramValue);
 334                                 break;
 335                             }
 336                         }
 337                 }
 338             }
 339
 340             /*QDomDocument doc;
 341             doc.appendChild(doc.importNode(base, true));
 342             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 343
 344             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 345             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 346             transitionInfo.track = m_projectTracks - 1 - b_track;
 347
 348             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 349             if (transitionInfo.startPos >= transitionInfo.endPos) {
 350                 // invalid transition, remove it.
 351                 m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 352                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 353                 tractor.removeChild(transitions.item(i));
 354                 i--;
 355             } else {
 356                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 357                 if (forceTrack) tr->setForcedTrack(true, a_track);
 358                 m_scene->addItem(tr);
 359                 if (b_track > 0 && m_doc->isTrackLocked(b_track - 1)) {
 360                     tr->setItemLocked(true);
 361                 }
 362             }
 363         }
 364     }
 365
 366     // Add guides
 367     QDomNodeList guides = doc.elementsByTagName("guide");
 368     for (int i = 0; i < guides.count(); i++) {
 369         e = guides.item(i).toElement();
 370         const QString comment = e.attribute("comment");
 371         const GenTime pos = GenTime(e.attribute("time").toDouble());
 372         m_trackview->addGuide(pos, comment);
 373     }
 374
 375     // Rebuild groups
 376     QDomNodeList groups = doc.elementsByTagName("group");
 377     m_trackview->loadGroups(groups);
 378     m_trackview->setDuration(duration);
 379     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 380
 381     // Remove Kdenlive extra info from xml doc before sending it to MLT
 382     QDomElement mlt = doc.firstChildElement("mlt");
 383     QDomElement infoXml = mlt.firstChildElement("kdenlivedoc");
 384     mlt.removeChild(infoXml);
 385
 386     slotRebuildTrackHeaders();
 387     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 388     if (infoXml.hasAttribute("upgraded")) {
 389         // Our document was upgraded, create a backup copy just in case
 390         QString baseFile = m_doc->url().path().section(".kdenlive", 0, 0);
 391         int ct = 0;
 392         QString backupFile = baseFile + "_backup" + QString::number(ct) + ".kdenlive";
 393         while (QFile::exists(backupFile)) {
 394             ct++;
 395             backupFile = baseFile + "_backup" + QString::number(ct) + ".kdenlive";
 396         }
 397         if (KIO::NetAccess::file_copy(m_doc->url(), KUrl(backupFile), this)) KMessageBox::information(this, i18n("Your project file was upgraded to the latest Kdenlive document version.\n To make sure you don't loose data, a backup copy called: %1 was created.", backupFile));
 398         else KMessageBox::information(this, i18n("Your project file was upgraded to the latest Kdenlive document version, it was not possible to create a backup copy.", backupFile));
 399     }
 400     //m_trackview->setCursorPos(cursorPos);
 401     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 402 }
 403
 404 void TrackView::slotDeleteClip(const QString &clipId)
 405 {
 406     m_trackview->deleteClip(clipId);
 407 }
 408
 409 void TrackView::setCursorPos(int pos)
 410 {
 411     m_trackview->setCursorPos(pos);
 412 }
 413
 414 void TrackView::moveCursorPos(int pos)
 415 {
 416     m_trackview->setCursorPos(pos, false);
 417 }
 418
 419 void TrackView::slotChangeZoom(int horizontal, int vertical)
 420 {
 421     m_ruler->setPixelPerMark(horizontal);
 422     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[horizontal];
 423
 424     if (vertical == -1) {
 425         // user called zoom
 426         m_doc->setZoom(horizontal, m_verticalZoom);
 427         m_trackview->setScale(m_scale, m_scene->scale().y());
 428     } else {
 429         m_verticalZoom = vertical;
 430         if (m_verticalZoom == 0) m_trackview->setScale(m_scale, 0.5);
 431         else m_trackview->setScale(m_scale, m_verticalZoom);
 432         adjustTrackHeaders();
 433     }
 434 }
 435
 436 int TrackView::fitZoom() const
 437 {
 438     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 439     int i;
 440     for (i = 0; i < 13; i++)
 441         if (m_ruler->comboScale[i] > zoom) break;
 442     return i;
 443 }
 444
 445 KdenliveDoc *TrackView::document()
 446 {
 447     return m_doc;
 448 }
 449
 450 void TrackView::refresh()
 451 {
 452     m_trackview->viewport()->update();
 453 }
 454
 455 void TrackView::slotRebuildTrackHeaders()
 456 {
 457     const QList <TrackInfo> list = m_doc->tracksList();
 458     QLayoutItem *child;
 459     while ((child = headers_container->layout()->takeAt(0)) != 0) {
 460         QWidget *wid = child->widget();
 461         delete child;
 462         if (wid) wid->deleteLater();
 463     }
 464     int max = list.count();
 465     int height = KdenliveSettings::trackheight() * m_scene->scale().y() - 1;
 466     HeaderTrack *header = NULL;
 467     QFrame *frame = NULL;
 468     for (int i = 0; i < max; i++) {
 469         frame = new QFrame(headers_container);
 470         frame->setFixedHeight(1);
 471         frame->setFrameStyle(QFrame::Plain);
 472         frame->setFrameShape(QFrame::Box);
 473         frame->setLineWidth(1);
 474         headers_container->layout()->addWidget(frame);
 475         TrackInfo info = list.at(max - i - 1);
 476         header = new HeaderTrack(i, info, height, headers_container);
 477         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 478         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 479         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 480
 481         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 482         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 483         connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
 484         connect(header, SIGNAL(renameTrack(int)), this, SLOT(slotRenameTrack(int)));
 485         headers_container->layout()->addWidget(header);
 486     }
 487     frame = new QFrame(this);
 488     frame->setFixedHeight(1);
 489     frame->setFrameStyle(QFrame::Plain);
 490     frame->setFrameShape(QFrame::Box);
 491     frame->setLineWidth(1);
 492     headers_container->layout()->addWidget(frame);
 493 }
 494
 495
 496 void TrackView::adjustTrackHeaders()
 497 {
 498     int height = KdenliveSettings::trackheight() * m_scene->scale().y() - 1;
 499     QLayoutItem *child;
 500     for (int i = 0; i < headers_container->layout()->count(); i++) {
 501         child = headers_container->layout()->itemAt(i);
 502         if (child->widget() && child->widget()->height() > 5)(static_cast <HeaderTrack *>(child->widget()))->adjustSize(height);
 503     }
 504 }
 505
 506 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked)
 507 {
 508     // parse track
 509     int position = 0;
 510     QDomNodeList children = xml.childNodes();
 511     for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
 512         QDomNode n = children.item(nodeindex);
 513         QDomElement elem = n.toElement();
 514         if (elem.tagName() == "blank") {
 515             position += elem.attribute("length").toInt();
 516         } else if (elem.tagName() == "entry") {
 517             // Found a clip
 518             int in = elem.attribute("in").toInt();
 519             int out = elem.attribute("out").toInt();
 520             if (in > out || /*in == out ||*/ m_invalidProducers.contains(elem.attribute("producer"))) {
 521                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 522                 xml.removeChild(children.at(nodeindex));
 523                 nodeindex--;
 524                 continue;
 525             }
 526             QString idString = elem.attribute("producer");
 527             QString id = idString;
 528             double speed = 1.0;
 529             int strobe = 1;
 530             if (idString.startsWith("slowmotion")) {
 531                 id = idString.section(':', 1, 1);
 532                 speed = idString.section(':', 2, 2).toDouble();
 533                 strobe = idString.section(':', 3, 3).toInt();
 534                 if (strobe == 0) strobe = 1;
 535             } else id = id.section('_', 0, 0);
 536             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 537             if (clip == NULL) {
 538                 // The clip in playlist was not listed in the kdenlive producers,
 539                 // something went wrong, repair required.
 540                 kWarning() << "CANNOT INSERT CLIP " << id;
 541
 542                 clip = getMissingProducer(id);
 543                 if (!clip) {
 544                     // We cannot find the producer, something is really wrong, add
 545                     // placeholder color clip
 546                     QDomDocument doc;
 547                     QDomElement producerXml = doc.createElement("producer");
 548                     doc.appendChild(producerXml);
 549                     producerXml.setAttribute("colour", "0xff0000ff");
 550                     producerXml.setAttribute("mlt_service", "colour");
 551                     producerXml.setAttribute("length", "15000");
 552                     producerXml.setAttribute("name", "INVALID");
 553                     producerXml.setAttribute("type", COLOR);
 554                     producerXml.setAttribute("id", id);
 555                     clip = new DocClipBase(m_doc->clipManager(), doc.documentElement(), id);
 556                     xml.insertBefore(producerXml, QDomNode());
 557                     m_doc->clipManager()->addClip(clip);
 558
 559                     m_documentErrors.append(i18n("Broken clip producer %1", id) + '\n');
 560                 } else {
 561                     // Found correct producer
 562                     m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, clip->getId()) + '\n');
 563                     elem.setAttribute("producer", clip->getId());
 564                 }
 565                 m_doc->setModified(true);
 566             }
 567
 568             if (clip != NULL) {
 569                 ItemInfo clipinfo;
 570                 clipinfo.startPos = GenTime(position, m_doc->fps());
 571                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 572                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 573                 clipinfo.cropDuration = clipinfo.endPos - clipinfo.startPos;
 574
 575                 clipinfo.track = ix;
 576                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 577                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, strobe, false);
 578                 if (idString.endsWith("_video")) item->setVideoOnly(true);
 579                 else if (idString.endsWith("_audio")) item->setAudioOnly(true);
 580                 m_scene->addItem(item);
 581                 if (locked) item->setItemLocked(true);
 582                 clip->addReference();
 583                 position += (out - in + 1);
 584                 kDebug() << "/////////\n\n\n" << "CLIP SPEED: " << speed << ", " << strobe << "\n\n\n/////////////////////";
 585                 if (speed != 1.0 || strobe > 1) {
 586                     QDomElement speedeffect = MainWindow::videoEffects.getEffectByTag(QString(), "speed").cloneNode().toElement();
 587                     EffectsList::setParameter(speedeffect, "speed", QString::number((int)(100 * speed + 0.5)));
 588                     EffectsList::setParameter(speedeffect, "strobe", QString::number(strobe));
 589                     item->addEffect(speedeffect, false);
 590                     item->effectsCounter();
 591                 }
 592
 593                 // parse clip effects
 594                 QDomNodeList effects = elem.childNodes();
 595                 for (int ix = 0; ix < effects.count(); ix++) {
 596                     QDomElement effect = effects.at(ix).toElement();
 597                     if (effect.tagName() == "filter") {
 598                         // add effect to clip
 599                         QString effecttag;
 600                         QString effectid;
 601                         QString effectindex;
 602                         QString ladspaEffectFile;
 603                         // Get effect tag & index
 604                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 605                             // parse effect parameters
 606                             QDomElement effectparam = n3.toElement();
 607                             if (effectparam.attribute("name") == "tag") {
 608                                 effecttag = effectparam.text();
 609                             } else if (effectparam.attribute("name") == "kdenlive_id") {
 610                                 effectid = effectparam.text();
 611                             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 612                                 effectindex = effectparam.text();
 613                             } else if (effectparam.attribute("name") == "src") {
 614                                 ladspaEffectFile = effectparam.text();
 615                                 if (!QFile::exists(ladspaEffectFile)) {
 616                                     // If the ladspa effect file is missing, recreate it
 617                                     kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
 618                                     ladspaEffectFile = m_doc->getLadspaFile();
 619                                     effectparam.firstChild().setNodeValue(ladspaEffectFile);
 620                                     kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
 621                                 }
 622                             }
 623                         }
 624                         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 625                         // get effect standard tags
 626                         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 627                         if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 628                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 629                         if (clipeffect.isNull()) {
 630                             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 631                             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 632                             elem.removeChild(effects.at(ix));
 633                             ix--;
 634                         } else {
 635                             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 636                             currenteffect.setAttribute("kdenlive_ix", effectindex);
 637                             QDomNodeList clipeffectparams = currenteffect.childNodes();
 638
 639                             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 640                                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 641                                 // effect is key-framable, read all effects to retrieve keyframes
 642                                 QString factor;
 643                                 QString starttag;
 644                                 QString endtag;
 645                                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 646                                 for (int i = 0; i < params.count(); i++) {
 647                                     QDomElement e = params.item(i).toElement();
 648                                     if (e.attribute("type") == "keyframe") {
 649                                         starttag = e.attribute("starttag", "start");
 650                                         endtag = e.attribute("endtag", "end");
 651                                         factor = e.attribute("factor", "1");
 652                                         break;
 653                                     }
 654                                 }
 655                                 QString keyframes;
 656                                 int effectin = effect.attribute("in").toInt();
 657                                 int effectout = effect.attribute("out").toInt();
 658                                 double startvalue = 0;
 659                                 double endvalue = 0;
 660                                 double fact;
 661                                 if (factor.isEmpty()) fact = 1;
 662                                 else if (factor.startsWith('%')) {
 663                                     fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 664                                 } else fact = factor.toDouble();
 665                                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 666                                     // parse effect parameters
 667                                     QDomElement effectparam = n3.toElement();
 668                                     if (effectparam.attribute("name") == starttag)
 669                                         startvalue = effectparam.text().toDouble() * fact;
 670                                     if (effectparam.attribute("name") == endtag)
 671                                         endvalue = effectparam.text().toDouble() * fact;
 672                                 }
 673                                 // add first keyframe
 674                                 keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 675                                 QDomNode lastParsedEffect;
 676                                 ix++;
 677                                 QDomNode n2 = effects.at(ix);
 678                                 bool continueParsing = true;
 679                                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 680                                     // parse all effects
 681                                     QDomElement kfreffect = n2.toElement();
 682                                     int effectout = kfreffect.attribute("out").toInt();
 683
 684                                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 685                                         // parse effect parameters
 686                                         QDomElement subeffectparam = n4.toElement();
 687                                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 688                                             //We are not in the same effect, stop parsing
 689                                             lastParsedEffect = n2.previousSibling();
 690                                             ix--;
 691                                             continueParsing = false;
 692                                             break;
 693                                         } else if (subeffectparam.attribute("name") == endtag) {
 694                                             endvalue = subeffectparam.text().toDouble() * fact;
 695                                             break;
 696                                         }
 697                                     }
 698                                     if (continueParsing) {
 699                                         keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 700                                         ix++;
 701                                     }
 702                                 }
 703
 704                                 params = currenteffect.elementsByTagName("parameter");
 705                                 for (int i = 0; i < params.count(); i++) {
 706                                     QDomElement e = params.item(i).toElement();
 707                                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 708                                 }
 709                                 if (!continueParsing) {
 710                                     n2 = lastParsedEffect;
 711                                 }
 712                             } else {
 713                                 // Check if effect has in/out points
 714                                 if (effect.hasAttribute("in")) {
 715                                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 716                                 }
 717                                 if (effect.hasAttribute("out")) {
 718                                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 719                                 }
 720                             }
 721
 722                             // adjust effect parameters
 723                             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 724                                 // parse effect parameters
 725                                 QDomElement effectparam = n3.toElement();
 726                                 QString paramname = effectparam.attribute("name");
 727                                 QString paramvalue = effectparam.text();
 728
 729
 730                                 // try to find this parameter in the effect xml
 731                                 QDomElement e;
 732                                 for (int k = 0; k < clipeffectparams.count(); k++) {
 733                                     e = clipeffectparams.item(k).toElement();
 734                                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 735                                         if (e.attribute("factor", "1") != "1") {
 736                                             QString factor = e.attribute("factor", "1");
 737                                             double fact;
 738                                             if (factor.startsWith('%')) {
 739                                                 fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 740                                             } else fact = factor.toDouble();
 741                                             e.setAttribute("value", paramvalue.toDouble() * fact);
 742                                         } else e.setAttribute("value", paramvalue);
 743                                         break;
 744                                     }
 745                                 }
 746                             }
 747                             if (effecttag == "ladspa") {
 748                                 //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
 749
 750                                 if (!QFile::exists(ladspaEffectFile)) {
 751                                     // If the ladspa effect file is missing, recreate it
 752                                     initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
 753                                 }
 754                                 currenteffect.setAttribute("src", ladspaEffectFile);
 755                             }
 756                             item->addEffect(currenteffect, false);
 757                             item->effectsCounter();
 758                         }
 759                     }
 760                 }
 761             }
 762             //m_clipList.append(clip);
 763         }
 764     }
 765     //m_trackDuration = position;
 766
 767
 768     //documentTracks.insert(ix, track);
 769     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 770     return position;
 771     //track->show();
 772 }
 773
 774 DocClipBase *TrackView::getMissingProducer(const QString id) const
 775 {
 776     QDomElement missingXml;
 777     QDomDocument doc = m_doc->toXml();
 778     QString docRoot = doc.documentElement().attribute("root");
 779     if (!docRoot.endsWith('/')) docRoot.append('/');
 780     QDomNodeList prods = doc.elementsByTagName("producer");
 781     int maxprod = prods.count();
 782     for (int i = 0; i < maxprod; i++) {
 783         QDomNode m = prods.at(i);
 784         QString prodId = m.toElement().attribute("id");
 785         if (prodId == id) {
 786             missingXml =  m.toElement();
 787             break;
 788         }
 789     }
 790     if (missingXml == QDomElement()) return NULL;
 791
 792     QDomNodeList params = missingXml.childNodes();
 793     QString resource;
 794     for (int j = 0; j < params.count(); j++) {
 795         QDomElement e = params.item(j).toElement();
 796         if (e.attribute("name") == "resource") {
 797             resource = e.firstChild().nodeValue();
 798             break;
 799         }
 800     }
 801     // prepend MLT XML document root if no path in clip resource and not a color clip
 802     if (!resource.startsWith('/') && !resource.startsWith("0x")) resource.prepend(docRoot);
 803     DocClipBase *missingClip = NULL;
 804     if (!resource.isEmpty()) {
 805         QList <DocClipBase *> list = m_doc->clipManager()->getClipByResource(resource);
 806         if (!list.isEmpty()) missingClip = list.at(0);
 807     }
 808     return missingClip;
 809 }
 810
 811 QGraphicsScene *TrackView::projectScene()
 812 {
 813     return m_scene;
 814 }
 815
 816 CustomTrackView *TrackView::projectView()
 817 {
 818     return m_trackview;
 819 }
 820
 821 void TrackView::setEditMode(const QString & editMode)
 822 {
 823     m_editMode = editMode;
 824 }
 825
 826 const QString & TrackView::editMode() const
 827 {
 828     return m_editMode;
 829 }
 830
 831 void TrackView::slotChangeTrackLock(int ix, bool lock)
 832 {
 833     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 834     widgets.at(ix)->setLock(lock);
 835 }
 836
 837
 838 void TrackView::slotVerticalZoomDown()
 839 {
 840     if (m_verticalZoom == 0) return;
 841     m_verticalZoom--;
 842     m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
 843     if (m_verticalZoom == 0) m_trackview->setScale(m_scene->scale().x(), 0.5);
 844     else m_trackview->setScale(m_scene->scale().x(), 1);
 845     adjustTrackHeaders();
 846     m_trackview->verticalScrollBar()->setValue(headers_area->verticalScrollBar()->value());
 847 }
 848
 849 void TrackView::slotVerticalZoomUp()
 850 {
 851     if (m_verticalZoom == 2) return;
 852     m_verticalZoom++;
 853     m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
 854     if (m_verticalZoom == 2) m_trackview->setScale(m_scene->scale().x(), 2);
 855     else m_trackview->setScale(m_scene->scale().x(), 1);
 856     adjustTrackHeaders();
 857     m_trackview->verticalScrollBar()->setValue(headers_area->verticalScrollBar()->value());
 858 }
 859
 860 void TrackView::updateProjectFps()
 861 {
 862     m_ruler->updateProjectFps(m_doc->timecode());
 863     m_trackview->updateProjectFps();
 864 }
 865
 866 void TrackView::slotRenameTrack(int ix)
 867 {
 868     int tracknumber = m_doc->tracksCount() - ix;
 869     TrackInfo info = m_doc->trackInfoAt(tracknumber - 1);
 870     bool ok;
 871     QString newName = QInputDialog::getText(this, i18n("New Track Name"), i18n("Enter new name"), QLineEdit::Normal, info.trackName, &ok);
 872     if (ok) {
 873         info.trackName = newName;
 874         m_doc->setTrackType(tracknumber - 1, info);
 875         QTimer::singleShot(300, this, SLOT(slotRebuildTrackHeaders()));
 876         m_doc->setModified(true);
 877     }
 878 }
 879
 880
 881 #include "trackview.moc"