git.sesse.net Git - kdenlive/blob - src/recmonitor.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 "recmonitor.h"
  22 #include "gentime.h"
  23 #include "mltdevicecapture.h"
  24 #include "kdenlivesettings.h"
  25 #include "managecapturesdialog.h"
  26 #include "monitormanager.h"
  27 #include "monitor.h"
  28 #include "profilesdialog.h"
  29
  30 #include <KDebug>
  31 #include <KLocale>
  32 #include <KStandardDirs>
  33 #include <KComboBox>
  34 #include <KIO/NetAccess>
  35 #include <KFileItem>
  36 #include <KMessageBox>
  37 #include <KApplication>
  38 #include <KDiskFreeSpaceInfo>
  39
  40 #include <QMouseEvent>
  41 #include <QMenu>
  42 #include <QToolButton>
  43 #include <QFile>
  44 #include <QDir>
  45 #include <QDesktopWidget>
  46
  47
  48 RecMonitor::RecMonitor(Kdenlive::MONITORID name, MonitorManager *manager, QWidget *parent) :
  49     AbstractMonitor(name, manager, parent),
  50     m_isCapturing(false),
  51     m_didCapture(false),
  52     m_isPlaying(false),
  53     m_captureDevice(NULL),
  54     m_analyse(false)
  55 {
  56     setupUi(this);
  57
  58     //video_frame->setAttribute(Qt::WA_PaintOnScreen);
  59     device_selector->setCurrentIndex(KdenliveSettings::defaultcapture());
  60     connect(device_selector, SIGNAL(currentIndexChanged(int)), this, SLOT(slotVideoDeviceChanged(int)));
  61     // Video widget holder
  62     QVBoxLayout *l = new QVBoxLayout;
  63     l->setContentsMargins(0, 0, 0, 0);
  64     l->setSpacing(0);
  65     l->addWidget(videoBox, 10);
  66     video_frame->setLayout(l);
  67     createVideoSurface();
  68
  69     QToolBar *toolbar = new QToolBar(this);
  70     QHBoxLayout *hlayout = new QHBoxLayout;
  71     hlayout->setContentsMargins(0, 0, 0, 0);
  72     m_playIcon = KIcon("media-playback-start");
  73     m_pauseIcon = KIcon("media-playback-pause");
  74
  75     m_discAction = toolbar->addAction(KIcon("network-connect"), i18n("Connect"));
  76     connect(m_discAction, SIGNAL(triggered()), this, SLOT(slotDisconnect()));
  77
  78     m_rewAction = toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
  79     connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
  80
  81     m_playAction = toolbar->addAction(m_playIcon, i18n("Play"));
  82     connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotStartPreview()));
  83
  84     m_stopAction = toolbar->addAction(KIcon("media-playback-stop"), i18n("Stop"));
  85     connect(m_stopAction, SIGNAL(triggered()), this, SLOT(slotStopCapture()));
  86     m_stopAction->setEnabled(false);
  87     m_fwdAction = toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
  88     connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
  89
  90     m_recAction = toolbar->addAction(KIcon("media-record"), i18n("Record"));
  91     connect(m_recAction, SIGNAL(triggered()), this, SLOT(slotRecord()));
  92     m_recAction->setCheckable(true);
  93
  94     rec_options->setIcon(KIcon("system-run"));
  95     QMenu *menu = new QMenu(this);
  96     m_addCapturedClip = new QAction(i18n("Add Captured File to Project"), this);
  97     m_addCapturedClip->setCheckable(true);
  98     m_addCapturedClip->setChecked(true);
  99     menu->addAction(m_addCapturedClip);
 100
 101     rec_audio->setChecked(KdenliveSettings::v4l_captureaudio());
 102     rec_video->setChecked(KdenliveSettings::v4l_capturevideo());
 103
 104     m_previewSettings = new QAction(i18n("Recording Preview"), this);
 105     m_previewSettings->setCheckable(true);
 106
 107     rec_options->setMenu(menu);
 108     menu->addAction(m_previewSettings);
 109
 110     toolbar->addSeparator();
 111
 112     QAction *configAction = toolbar->addAction(KIcon("configure"), i18n("Configure"));
 113     connect(configAction, SIGNAL(triggered()), this, SLOT(slotConfigure()));
 114     configAction->setCheckable(false);
 115
 116     hlayout->addWidget(toolbar);
 117     hlayout->addWidget(&m_logger);
 118     hlayout->addWidget(&m_dvinfo);
 119     m_logger.setMaxCount(10);
 120     m_logger.setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 121     m_logger.setFrame(false);
 122     //m_logger.setInsertPolicy(QComboBox::InsertAtTop);
 123
 124     m_freeSpace = new KCapacityBar(KCapacityBar::DrawTextInline, this);
 125     m_freeSpace->setMaximumWidth(150);
 126     QFontMetricsF fontMetrics(font());
 127     m_freeSpace->setMaximumHeight(fontMetrics.height() * 1.2);
 128     slotUpdateFreeSpace();
 129     hlayout->addWidget(m_freeSpace);
 130     connect(&m_spaceTimer, SIGNAL(timeout()), this, SLOT(slotUpdateFreeSpace()));
 131     m_spaceTimer.setInterval(30000);
 132     m_spaceTimer.setSingleShot(false);
 133
 134     control_frame_firewire->setLayout(hlayout);
 135     m_displayProcess = new QProcess;
 136     m_captureProcess = new QProcess;
 137
 138     connect(m_captureProcess, SIGNAL(stateChanged(QProcess::ProcessState)), this, SLOT(slotProcessStatus(QProcess::ProcessState)));
 139     connect(m_captureProcess, SIGNAL(readyReadStandardError()), this, SLOT(slotReadProcessInfo()));
 140
 141     QString videoDriver = KdenliveSettings::videodrivername();
 142 #if QT_VERSION >= 0x040600
 143     QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
 144     env.insert("SDL_WINDOWID", QString::number(videoSurface->winId()));
 145     if (!videoDriver.isEmpty()) {
 146         if (videoDriver == "x11_noaccel") {
 147             env.insert("SDL_VIDEO_YUV_HWACCEL", "0");
 148             env.insert("SDL_VIDEODRIVER", "x11");
 149         } else env.insert("SDL_VIDEODRIVER", videoDriver);
 150     }
 151     m_displayProcess->setProcessEnvironment(env);
 152 #else
 153     QStringList env = QProcess::systemEnvironment();
 154     env << "SDL_WINDOWID=" + QString::number(videoSurface->winId());
 155     if (!videoDriver.isEmpty()) {
 156         if (videoDriver == "x11_noaccel") {
 157             env << "SDL_VIDEO_YUV_HWACCEL=0";
 158             env << "SDL_VIDEODRIVER=x11";
 159         } else env << "SDL_VIDEODRIVER=" + videoDriver;
 160     }
 161     m_displayProcess->setEnvironment(env);
 162 #endif
 163
 164     setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 1);
 165
 166     kDebug() << "/////// BUILDING MONITOR, ID: " << videoSurface->winId();
 167 #if KDE_IS_VERSION(4,7,0)
 168     m_infoMessage = new KMessageWidget;
 169     QVBoxLayout *s =  static_cast <QVBoxLayout *> (layout());
 170     s->insertWidget(1, m_infoMessage);
 171     m_infoMessage->hide();
 172 #endif
 173
 174     slotVideoDeviceChanged(device_selector->currentIndex());
 175     m_previewSettings->setChecked(KdenliveSettings::enable_recording_preview());
 176     connect(m_previewSettings, SIGNAL(triggered(bool)), this, SLOT(slotChangeRecordingPreview(bool)));
 177 }
 178
 179 RecMonitor::~RecMonitor()
 180 {
 181     m_spaceTimer.stop();
 182     delete m_captureProcess;
 183     delete m_displayProcess;
 184     if (m_captureDevice) delete m_captureDevice;
 185 }
 186
 187 void RecMonitor::mouseDoubleClickEvent(QMouseEvent * event)
 188 {
 189     if (!KdenliveSettings::openglmonitors() && videoBox && videoBox->isVisible()) {
 190         videoBox->switchFullScreen();
 191         event->accept();
 192     }
 193 }
 194
 195 void RecMonitor::slotSwitchFullScreen()
 196 {
 197     videoBox->switchFullScreen();
 198 }
 199
 200 void RecMonitor::stop()
 201 {
 202     // Special case: when recording audio only, do not stop so that we can do voiceover.
 203     if (device_selector->currentIndex() == SCREENGRAB || (device_selector->currentIndex() == VIDEO4LINUX && !rec_video->isChecked())) return;
 204     slotStopCapture();
 205 }
 206
 207 void RecMonitor::start()
 208 {
 209     //slotStartPreview(true);
 210 }
 211
 212 void RecMonitor::slotConfigure()
 213 {
 214     emit showConfigDialog(4, device_selector->currentIndex());
 215 }
 216
 217 void RecMonitor::slotUpdateCaptureFolder(const QString &currentProjectFolder)
 218 {
 219     if (KdenliveSettings::capturetoprojectfolder()) m_capturePath = currentProjectFolder;
 220     else m_capturePath = KdenliveSettings::capturefolder();
 221     if (m_captureProcess) m_captureProcess->setWorkingDirectory(m_capturePath);
 222     if (m_captureProcess->state() != QProcess::NotRunning) {
 223         if (device_selector->currentIndex() == FIREWIRE)
 224             KMessageBox::information(this, i18n("You need to disconnect and reconnect in the capture monitor to apply your changes"), i18n("Capturing"));
 225         else KMessageBox::information(this, i18n("You need to stop capture before your changes can be applied"), i18n("Capturing"));
 226     } else slotVideoDeviceChanged(device_selector->currentIndex());
 227
 228     // update free space info
 229     slotUpdateFreeSpace();
 230 }
 231
 232 void RecMonitor::slotVideoDeviceChanged(int ix)
 233 {
 234     QString capturefile;
 235     QString capturename;
 236 #if KDE_IS_VERSION(4,7,0)
 237     m_infoMessage->animatedHide();
 238 #endif
 239     m_previewSettings->setEnabled(ix == VIDEO4LINUX || ix == BLACKMAGIC);
 240     control_frame->setVisible(ix == VIDEO4LINUX);
 241     m_playAction->setVisible(ix != SCREENGRAB);
 242     m_fwdAction->setVisible(ix == FIREWIRE);
 243     m_discAction->setVisible(ix == FIREWIRE);
 244     m_rewAction->setVisible(ix == FIREWIRE);
 245     m_recAction->setEnabled(ix != FIREWIRE);
 246     m_logger.setVisible(ix == BLACKMAGIC);
 247     if (m_captureDevice) {
 248         // MLT capture still running, abort
 249         m_monitorManager->clearScopeSource();
 250         m_captureDevice->stop();
 251         delete m_captureDevice;
 252         m_captureDevice = NULL;
 253     }
 254
 255     // The m_videoBox container has to be shown once before the MLT consumer is build, or preview will fail
 256     videoBox->setHidden(ix != VIDEO4LINUX && ix != BLACKMAGIC);
 257     videoBox->setHidden(true);
 258     switch (ix) {
 259     case SCREENGRAB:
 260         m_discAction->setEnabled(false);
 261         m_rewAction->setEnabled(false);
 262         m_fwdAction->setEnabled(false);
 263         m_stopAction->setEnabled(false);
 264         m_playAction->setEnabled(false);
 265         if (KdenliveSettings::ffmpegpath().isEmpty()) {
 266             QString exepath = KStandardDirs::findExe("ffmpeg");
 267             if (exepath.isEmpty()) {
 268                 // Check for libav version
 269                 exepath = KStandardDirs::findExe("avconv");
 270             }
 271             if (exepath.isEmpty()) showMessage(i18n("ffmpeg or avconv not found,\n please install it for screen grabs"), "dialog-warning");
 272             else KdenliveSettings::setFfmpegpath(exepath);
 273         }
 274         if (!KdenliveSettings::ffmpegpath().isEmpty()) {
 275             if (!Render::checkX11Grab()) {
 276                 // FFmpeg does not support screen grab
 277                 showMessage("dialog-warning", i18n("Your FFmpeg / Libav installation\n does not support screen grab"));
 278                 m_recAction->setEnabled(false);
 279             }
 280             else video_frame->setPixmap(mergeSideBySide(KIcon("video-display").pixmap(QSize(50, 50)), i18n("Press record button\nto start screen capture\nFiles will be saved in:\n%1", m_capturePath)));
 281         }
 282         //video_frame->setText(i18n("Press record button\nto start screen capture"));
 283         break;
 284     case VIDEO4LINUX:
 285         m_stopAction->setEnabled(false);
 286         m_playAction->setEnabled(true);
 287         checkDeviceAvailability();
 288         break;
 289     case BLACKMAGIC:
 290         m_stopAction->setEnabled(false);
 291         m_playAction->setEnabled(true);
 292         capturefile = m_capturePath;
 293         if (!capturefile.endsWith('/')) capturefile.append('/');
 294         capturename = KdenliveSettings::decklink_filename();
 295         capturename.append("xxx.");
 296         capturename.append(KdenliveSettings::decklink_extension());
 297         capturefile.append(capturename);
 298         video_frame->setPixmap(mergeSideBySide(KIcon("camera-photo").pixmap(QSize(50, 50)), i18n("Plug your camcorder and\npress play button\nto start preview.\nFiles will be saved in:\n%1", capturefile)));
 299         break;
 300     default: // FIREWIRE
 301         m_discAction->setEnabled(true);
 302         m_stopAction->setEnabled(false);
 303         m_playAction->setEnabled(false);
 304         m_rewAction->setEnabled(false);
 305         m_fwdAction->setEnabled(false);
 306
 307         // Check that dvgab is available
 308         if (KdenliveSettings::dvgrab_path().isEmpty()) {
 309             QString dvgrabpath = KStandardDirs::findExe("dvgrab");
 310             if (dvgrabpath.isEmpty()) {
 311                 showMessage(i18n("dvgrab utility not found,\n please install it for firewire capture"), "dialog-warning");
 312             }
 313             else KdenliveSettings::setDvgrab_path(dvgrabpath);
 314         } else {
 315             // Show capture info
 316             capturefile = m_capturePath;
 317             if (!capturefile.endsWith('/')) capturefile.append('/');
 318             capturename = KdenliveSettings::dvgrabfilename();
 319             if (capturename.isEmpty()) capturename = "capture";
 320             QString extension;
 321             switch (KdenliveSettings::firewireformat()) {
 322             case 0:
 323                 extension = ".dv";
 324                 break;
 325             case 1:
 326             case 2:
 327                 extension = ".avi";
 328                 break;
 329             case 3:
 330                 extension = ".m2t";
 331                 break;
 332             }
 333             capturename.append("xxx" + extension);
 334             capturefile.append(capturename);
 335             video_frame->setPixmap(mergeSideBySide(KIcon("network-connect").pixmap(QSize(50, 50)), i18n("Plug your camcorder and\npress connect button\nto initialize connection\nFiles will be saved in:\n%1", capturefile)));
 336         }
 337         break;
 338     }
 339 }
 340
 341 void RecMonitor::slotSetInfoMessage(const QString &message)
 342 {
 343     m_logger.insertItem(0, message);
 344 }
 345
 346 QPixmap RecMonitor::mergeSideBySide(const QPixmap& pix, const QString &txt)
 347 {
 348     QPainter p;
 349     QRect r = QApplication::fontMetrics().boundingRect(QRect(0, 0, video_frame->width(), video_frame->height()), Qt::AlignLeft, txt);
 350     int strWidth = r.width();
 351     int strHeight = r.height();
 352     int pixWidth = pix.width();
 353     int pixHeight = pix.height();
 354     QPixmap res(strWidth + 8 + pixWidth, qMax(strHeight, pixHeight));
 355     res.fill(Qt::transparent);
 356     p.begin(&res);
 357     p.drawPixmap(0, 0, pix);
 358     p.setPen(kapp->palette().text().color());
 359     p.drawText(QRect(pixWidth + 8, 0, strWidth, strHeight), 0, txt);
 360     p.end();
 361     return res;
 362 }
 363
 364
 365 void RecMonitor::checkDeviceAvailability()
 366 {
 367     if (!KIO::NetAccess::exists(KUrl(KdenliveSettings::video4vdevice()), KIO::NetAccess::SourceSide , this)) {
 368         rec_video->setChecked(false);
 369         rec_video->setEnabled(false);
 370         video_frame->setPixmap(mergeSideBySide(KIcon("camera-web").pixmap(QSize(50, 50)), i18n("Cannot read from device %1\nPlease check drivers and access rights.", KdenliveSettings::video4vdevice())));
 371     } else {
 372         rec_video->setEnabled(true);
 373         video_frame->setPixmap(mergeSideBySide(KIcon("camera-web").pixmap(QSize(50, 50)), i18n("Press play or record button\nto start video capture\nFiles will be saved in:\n%1", m_capturePath)));
 374     }
 375 }
 376
 377 void RecMonitor::slotDisconnect()
 378 {
 379     if (m_captureProcess->state() == QProcess::NotRunning) {
 380         m_captureTime = KDateTime::currentLocalDateTime();
 381         kDebug() << "CURRENT TIME: " << m_captureTime.toString();
 382         m_didCapture = false;
 383         slotStartPreview(false);
 384         m_discAction->setIcon(KIcon("network-disconnect"));
 385         m_discAction->setText(i18n("Disconnect"));
 386         m_recAction->setEnabled(true);
 387         m_stopAction->setEnabled(true);
 388         m_playAction->setEnabled(true);
 389         m_rewAction->setEnabled(true);
 390         m_fwdAction->setEnabled(true);
 391     } else {
 392         m_captureProcess->write("q", 1);
 393         QTimer::singleShot(1000, m_captureProcess, SLOT(kill()));
 394         if (m_didCapture) manageCapturedFiles();
 395         m_didCapture = false;
 396     }
 397 }
 398
 399 void RecMonitor::slotRewind()
 400 {
 401     m_captureProcess->write("a", 1);
 402 }
 403
 404 void RecMonitor::slotForward()
 405 {
 406     m_captureProcess->write("z", 1);
 407 }
 408
 409 void RecMonitor::slotStopCapture()
 410 {
 411     // stop capture
 412     if (!m_isCapturing && !m_isPlaying) return;
 413     videoBox->setHidden(true);
 414     control_frame->setEnabled(true);
 415     slotActivateMonitor();
 416     switch (device_selector->currentIndex()) {
 417     case FIREWIRE:
 418         m_captureProcess->write("\e", 2);
 419         m_playAction->setIcon(m_playIcon);
 420         m_isPlaying = false;
 421         break;
 422     case SCREENGRAB:
 423         m_captureProcess->write("q\n", 3);
 424         m_captureProcess->terminate();
 425         //video_frame->setText(i18n("Encoding captured video..."));
 426         QTimer::singleShot(1000, m_captureProcess, SLOT(kill()));
 427         break;
 428     case VIDEO4LINUX:
 429     case BLACKMAGIC:
 430         if (m_captureDevice) {
 431             m_captureDevice->stop();
 432         }
 433         m_previewSettings->setEnabled(true);
 434         m_isCapturing = false;
 435         m_isPlaying = false;
 436         m_playAction->setEnabled(true);
 437         m_stopAction->setEnabled(false);
 438         m_recAction->setEnabled(true);
 439         slotSetInfoMessage(i18n("Capture stopped"));
 440         m_isCapturing = false;
 441         m_recAction->setChecked(false);
 442         if (m_addCapturedClip->isChecked() && !m_captureFile.isEmpty() && QFile::exists(m_captureFile.path())) {
 443             emit addProjectClip(m_captureFile);
 444             m_captureFile.clear();
 445         }
 446         break;
 447     default:
 448         break;
 449     }
 450 }
 451
 452 void RecMonitor::slotStartPreview(bool play)
 453 {
 454     if (m_captureProcess->state() != QProcess::NotRunning) {
 455         if (device_selector->currentIndex() == FIREWIRE) {
 456             videoBox->setHidden(false);
 457             if (m_isPlaying) {
 458                 m_captureProcess->write("k", 1);
 459                 //captureProcess->write("\e", 2);
 460                 m_playAction->setIcon(m_playIcon);
 461                 m_isPlaying = false;
 462             } else {
 463                 m_captureProcess->write("p", 1);
 464                 m_playAction->setIcon(m_pauseIcon);
 465                 m_isPlaying = true;
 466             }
 467         }
 468         return;
 469     }
 470     slotActivateMonitor();
 471     if (m_isPlaying) return;
 472     m_captureArgs.clear();
 473     m_displayArgs.clear();
 474     m_isPlaying = false;
 475     QString capturename = KdenliveSettings::dvgrabfilename();
 476     QString path;
 477     MltVideoProfile profile;
 478     QString producer;
 479     QStringList dvargs = KdenliveSettings::dvgrabextra().simplified().split(' ', QString::SkipEmptyParts);
 480     int ix = device_selector->currentIndex();
 481     bool isXml;
 482     videoBox->setHidden(ix != VIDEO4LINUX && ix != BLACKMAGIC && ix != FIREWIRE);
 483     switch (ix) {
 484     case FIREWIRE:
 485         switch (KdenliveSettings::firewireformat()) {
 486         case 0:
 487             // RAW DV CAPTURE
 488             m_captureArgs << "--format" << "raw";
 489             m_displayArgs << "-f" << "dv";
 490             break;
 491         case 1:
 492             // DV type 1
 493             m_captureArgs << "--format" << "dv1";
 494             m_displayArgs << "-f" << "dv";
 495             break;
 496         case 2:
 497             // DV type 2
 498             m_captureArgs << "--format" << "dv2";
 499             m_displayArgs << "-f" << "dv";
 500             break;
 501         case 3:
 502             // HDV CAPTURE
 503             m_captureArgs << "--format" << "hdv";
 504             m_displayArgs << "-f" << "mpegts";
 505             break;
 506         }
 507         if (KdenliveSettings::firewireautosplit()) m_captureArgs << "--autosplit";
 508         if (KdenliveSettings::firewiretimestamp()) m_captureArgs << "--timestamp";
 509         if (!dvargs.isEmpty()) {
 510             m_captureArgs << dvargs;
 511         }
 512         m_captureArgs << "-i";
 513         if (capturename.isEmpty()) capturename = "capture";
 514         m_captureArgs << capturename << "-";
 515
 516         m_displayArgs << "-x" << QString::number(video_frame->width()) << "-y" << QString::number(video_frame->height()) << "-noframedrop" << "-";
 517
 518         m_captureProcess->setStandardOutputProcess(m_displayProcess);
 519         m_captureProcess->setWorkingDirectory(m_capturePath);
 520         kDebug() << "Capture: Running dvgrab " << m_captureArgs.join(" ");
 521
 522         m_captureProcess->start(KdenliveSettings::dvgrab_path(), m_captureArgs);
 523         if (play) m_captureProcess->write(" ", 1);
 524         m_discAction->setEnabled(true);
 525         break;
 526     case VIDEO4LINUX:
 527         path = KStandardDirs::locateLocal("appdata", "profiles/video4linux");
 528         buildMltDevice(path);
 529         profile = ProfilesDialog::getVideoProfile(path);
 530         producer = getV4lXmlPlaylist(profile, &isXml);
 531
 532         //producer = QString("avformat-novalidate:video4linux2:%1?width:%2&height:%3&frame_rate:%4").arg(KdenliveSettings::video4vdevice()).arg(profile.width).arg(profile.height).arg((double) profile.frame_rate_num / profile.frame_rate_den);
 533         if (!m_captureDevice->slotStartPreview(producer, isXml)) {
 534             // v4l capture failed to start
 535             video_frame->setText(i18n("Failed to start Video4Linux,\ncheck your parameters..."));
 536             videoBox->setHidden(true);
 537
 538         } else {
 539             m_playAction->setEnabled(false);
 540             m_stopAction->setEnabled(true);
 541             m_isPlaying = true;
 542         }
 543
 544         break;
 545     case BLACKMAGIC:
 546         path = KdenliveSettings::current_profile();
 547         slotActivateMonitor();
 548         buildMltDevice(path);
 549         producer = QString("decklink:%1").arg(KdenliveSettings::decklink_capturedevice());
 550         if (!m_captureDevice->slotStartPreview(producer)) {
 551             // v4l capture failed to start
 552             video_frame->setText(i18n("Failed to start Decklink,\ncheck your parameters..."));
 553             videoBox->setHidden(true);
 554
 555         } else {
 556             m_playAction->setEnabled(false);
 557             m_stopAction->setEnabled(true);
 558             m_isPlaying = true;
 559         }
 560         break;
 561     default:
 562         break;
 563     }
 564
 565     control_frame->setEnabled(false);
 566
 567     if (device_selector->currentIndex() == FIREWIRE) {
 568         kDebug() << "Capture: Running ffplay " << m_displayArgs.join(" ");
 569         m_displayProcess->start(KdenliveSettings::ffplaypath(), m_displayArgs);
 570         //video_frame->setText(i18n("Initialising..."));
 571     } else {
 572         // do something when starting screen grab
 573     }
 574 }
 575
 576 void RecMonitor::slotRecord()
 577 {
 578     m_error.clear();
 579     if (m_captureProcess->state() == QProcess::NotRunning && device_selector->currentIndex() == FIREWIRE) {
 580         slotStartPreview();
 581     }
 582     if (m_isCapturing) {
 583         // User stopped capture
 584         slotStopCapture();
 585         return;
 586     } else if (device_selector->currentIndex() == FIREWIRE) {
 587         m_isCapturing = true;
 588         m_didCapture = true;
 589         m_captureProcess->write("c\n", 3);
 590         m_spaceTimer.start();
 591         return;
 592     }
 593     if (m_captureProcess->state() == QProcess::NotRunning) {
 594         m_logger.clear();
 595         m_recAction->setChecked(true);
 596         QString extension = "mpg";
 597         if (device_selector->currentIndex() == SCREENGRAB) {
 598             extension = KdenliveSettings::grab_extension();
 599         }
 600         else if (device_selector->currentIndex() == VIDEO4LINUX) {
 601             // TODO: when recording audio only, allow configuration?
 602             if (!rec_video->isChecked()) extension = "wav";
 603             else extension = KdenliveSettings::v4l_extension();
 604         }
 605         else if (device_selector->currentIndex() == BLACKMAGIC) extension = KdenliveSettings::decklink_extension();
 606         QString path = KUrl(m_capturePath).path(KUrl::AddTrailingSlash) + "capture0000." + extension;
 607         int i = 1;
 608         while (QFile::exists(path)) {
 609             QString num = QString::number(i).rightJustified(4, '0', false);
 610             path = KUrl(m_capturePath).path(KUrl::AddTrailingSlash) + "capture" + num + '.' + extension;
 611             i++;
 612         }
 613         m_captureFile = KUrl(path);
 614
 615         m_captureArgs.clear();
 616         m_displayArgs.clear();
 617         QString args;
 618         QString playlist;
 619         QString v4lparameters;
 620         QStringList grabParameters;
 621         MltVideoProfile profile;
 622         bool showPreview;
 623         bool isXml;
 624         QString captureSize;
 625         QRect screenSize = QApplication::desktop()->screenGeometry();
 626         QString capturename = KdenliveSettings::dvgrabfilename();
 627         if (capturename.isEmpty()) capturename = "capture";
 628
 629         switch (device_selector->currentIndex()) {
 630         case VIDEO4LINUX:
 631             if (rec_video->isChecked()) slotActivateMonitor();
 632             path = KStandardDirs::locateLocal("appdata", "profiles/video4linux");
 633             profile = ProfilesDialog::getVideoProfile(path);
 634             //m_videoBox->setRatio((double) profile.display_aspect_num / profile.display_aspect_den);
 635             buildMltDevice(path);
 636             playlist = getV4lXmlPlaylist(profile, &isXml);
 637
 638             v4lparameters = KdenliveSettings::v4l_parameters();
 639
 640             // TODO: when recording audio only, allow param configuration?
 641             if (!rec_video->isChecked()) v4lparameters.clear();
 642
 643             // Add alsa audio capture
 644             if (!rec_audio->isChecked()) {
 645                 // if we do not want audio, make sure that we don't have audio encoding parameters
 646                 // this is required otherwise the MLT avformat consumer will not close properly
 647                 if (v4lparameters.contains("acodec")) {
 648                     QString endParam = v4lparameters.section("acodec", 1);
 649                     int vcodec = endParam.indexOf(" vcodec");
 650                     int format = endParam.indexOf(" f=");
 651                     int cutPosition = -1;
 652                     if (vcodec > -1) {
 653                         if (format  > -1) {
 654                             cutPosition = qMin(vcodec, format);
 655                         }
 656                         else cutPosition = vcodec;
 657                     }
 658                     else if (format  > -1) {
 659                         cutPosition = format;
 660                     }
 661                     else {
 662                         // nothing interesting in end params
 663                         endParam.clear();
 664                     }
 665                     if (cutPosition > -1) {
 666                         endParam.remove(0, cutPosition);
 667                     }
 668                     v4lparameters = QString(v4lparameters.section("acodec", 0, 0) + "an=1 " + endParam).simplified();
 669                 }
 670             }
 671
 672             showPreview = m_previewSettings->isChecked();
 673             if (!rec_video->isChecked()) showPreview = false;
 674
 675             if (m_captureDevice->slotStartCapture(v4lparameters, m_captureFile.path(), playlist, showPreview, isXml)) {
 676                 videoBox->setHidden(false);
 677                 m_isCapturing = true;
 678                 m_recAction->setEnabled(false);
 679                 m_stopAction->setEnabled(true);
 680                 m_previewSettings->setEnabled(false);
 681                 control_frame->setEnabled(false);
 682             }
 683             else {
 684                 video_frame->setText(i18n("Failed to start Video4Linux,\ncheck your parameters..."));
 685                 videoBox->setHidden(true);
 686                 m_recAction->blockSignals(true);
 687                 m_recAction->setChecked(false);
 688                 m_recAction->blockSignals(false);
 689                 m_isCapturing = false;
 690             }
 691             break;
 692
 693         case BLACKMAGIC:
 694             slotActivateMonitor();
 695             path = KdenliveSettings::current_profile();
 696             profile = ProfilesDialog::getVideoProfile(path);
 697             //m_videoBox->setRatio((double) profile.display_aspect_num / profile.display_aspect_den);
 698             buildMltDevice(path);
 699
 700             playlist = QString("<producer id=\"producer0\" in=\"0\" out=\"99999\"><property name=\"mlt_type\">producer</property><property name=\"length\">100000</property><property name=\"eof\">pause</property><property name=\"resource\">%1</property><property name=\"mlt_service\">decklink</property></producer>").arg(KdenliveSettings::decklink_capturedevice());
 701
 702             if (m_captureDevice->slotStartCapture(KdenliveSettings::decklink_parameters(), m_captureFile.path(), QString("decklink:%1").arg(KdenliveSettings::decklink_capturedevice()), m_previewSettings->isChecked(), false)) {
 703                 videoBox->setHidden(false);
 704                 m_isCapturing = true;
 705                 slotSetInfoMessage(i18n("Capturing to %1", m_captureFile.fileName()));
 706                 m_recAction->setEnabled(false);
 707                 m_stopAction->setEnabled(true);
 708                 m_previewSettings->setEnabled(false);
 709             }
 710             else {
 711                 video_frame->setText(i18n("Failed to start Decklink,\ncheck your parameters..."));
 712                 slotSetInfoMessage(i18n("Failed to start capture"));
 713                 videoBox->setHidden(true);
 714                 m_isCapturing = false;
 715             }
 716             break;
 717
 718         case SCREENGRAB:
 719             m_captureArgs << "-f" << "x11grab";
 720             if (KdenliveSettings::grab_follow_mouse()) m_captureArgs << "-follow_mouse" << "centered";
 721             if (!KdenliveSettings::grab_hide_frame()) m_captureArgs << "-show_region" << "1";
 722             if (KdenliveSettings::grab_capture_type() == 0) {
 723                 // Full screen capture
 724                 captureSize = ":0.0";
 725                 m_captureArgs << "-s" << QString::number(screenSize.width()) + "x" + QString::number(screenSize.height());
 726             } else {
 727                 // Region capture
 728                 m_captureArgs << "-s" << QString::number(KdenliveSettings::grab_width()) + "x" + QString::number(KdenliveSettings::grab_height());
 729                 captureSize = ":" + QString::number(KdenliveSettings::grab_offsetx()) + "." + QString::number(KdenliveSettings::grab_offsetx());
 730             }
 731             // fps
 732             m_captureArgs << "-r" << QString::number(KdenliveSettings::grab_fps());
 733             if (KdenliveSettings::grab_hide_mouse()) captureSize.append("+nomouse");
 734             m_captureArgs << "-i" << captureSize;
 735             grabParameters = KdenliveSettings::grab_parameters().simplified().split(" ");
 736             m_captureArgs << grabParameters;
 737             m_captureArgs << path;
 738
 739             m_isCapturing = true;
 740             m_recAction->setEnabled(false);
 741             /*if (KdenliveSettings::rmd_capture_audio()) {
 742                 m_captureArgs << "--freq" << KdenliveSettings::rmd_freq();
 743                 m_captureArgs << "--channels" << QString::number(KdenliveSettings::rmd_audio_channels());
 744                 if (KdenliveSettings::rmd_use_jack()) {
 745                     m_captureArgs << "--use-jack";
 746                     QStringList ports = KdenliveSettings::rmd_jackports().split(' ', QString::SkipEmptyParts);
 747                     for (int i = 0; i < ports.count(); ++i) {
 748                         m_captureArgs << ports.at(i);
 749                     }
 750                     if (KdenliveSettings::rmd_jack_buffer() > 0.0)
 751                         m_captureArgs << "--ring-buffer-size" << QString::number(KdenliveSettings::rmd_jack_buffer());
 752                 } else {
 753                     if (!KdenliveSettings::rmd_alsadevicename().isEmpty())
 754                         m_captureArgs << "--device" << KdenliveSettings::rmd_alsadevicename();
 755                     if (KdenliveSettings::rmd_alsa_buffer() > 0)
 756                         m_captureArgs << "--buffer-size" << QString::number(KdenliveSettings::rmd_alsa_buffer());
 757                 }
 758             } else m_captureArgs << "--no-sound";*/
 759
 760             m_captureProcess->start(KdenliveSettings::ffmpegpath(), m_captureArgs);
 761             if (!m_captureProcess->waitForStarted()) {
 762                 // Problem launching capture app
 763                 showMessage(i18n("Failed to start the capture application:\n%1", KdenliveSettings::ffmpegpath()), "dialog-warning");
 764             }
 765             //kDebug() << "// Screen grab params: " << m_captureArgs;
 766             break;
 767         default:
 768             break;
 769         }
 770
 771
 772         if (device_selector->currentIndex() == FIREWIRE) {
 773             m_isCapturing = true;
 774             kDebug() << "Capture: Running ffplay " << m_displayArgs.join(" ");
 775             m_displayProcess->start(KdenliveSettings::ffplaypath(), m_displayArgs);
 776             video_frame->setText(i18n("Initialising..."));
 777         }
 778     } else {
 779         // stop capture
 780         m_displayProcess->kill();
 781         //captureProcess->kill();
 782         QTimer::singleShot(1000, this, SLOT(slotRecord()));
 783     }
 784 }
 785
 786
 787 void RecMonitor::showMessage(const QString &text, const QString &icon, bool logAction)
 788 {
 789 #if KDE_IS_VERSION(4,7,0)
 790     m_infoMessage->setText(text);
 791     m_infoMessage->setMessageType(KMessageWidget::Warning);
 792     if (logAction) {
 793         QAction *manualAction = new QAction(i18n("Show log"), this);
 794         connect(manualAction, SIGNAL(triggered()), this, SLOT(slotShowLog()));
 795         m_infoMessage->addAction(manualAction);
 796     }
 797     m_infoMessage->animatedShow();
 798 #else
 799     if (!logAction) {
 800         video_frame->setPixmap(mergeSideBySide(KIcon(icon).pixmap(QSize(50, 50)), text));
 801
 802     }
 803     else {
 804         video_frame->setText(QString("<qt>" + text + "<br><a href=\"http://kde.org\">" + i18n("Show log") + "</a>"));
 805         connect(video_frame, SIGNAL(linkActivated (const QString &)), this, SLOT(slotShowLog()));
 806     }
 807 #endif
 808 }
 809
 810 const QString RecMonitor::getV4lXmlPlaylist(MltVideoProfile profile, bool *isXml)
 811 {
 812     QString playlist;
 813     if (rec_video->isChecked() && rec_audio->isChecked()) {
 814         // We want to capture audio and video, use xml playlist
 815         *isXml = true;
 816         playlist = QString("<mlt title=\"capture\" LC_NUMERIC=\"C\"><profile description=\"v4l\" width=\"%1\" height=\"%2\" progressive=\"%3\" sample_aspect_num=\"%4\" sample_aspect_den=\"%5\" display_aspect_num=\"%6\" display_aspect_den=\"%7\" frame_rate_num=\"%8\" frame_rate_den=\"%9\" colorspace=\"%10\"/>").arg(profile.width).arg(profile.height).arg(profile.progressive).arg(profile.sample_aspect_num).arg(profile.sample_aspect_den).arg(profile.display_aspect_num).arg(profile.display_aspect_den).arg(profile.frame_rate_num).arg(profile.frame_rate_den).arg(profile.colorspace);
 817
 818         playlist.append(QString("<producer id=\"producer0\" in=\"0\" out=\"999999\"><property name=\"mlt_type\">producer</property><property name=\"length\">1000000</property><property name=\"eof\">loop</property><property name=\"resource\">video4linux2:%1?width:%2&amp;height:%3&amp;frame_rate:%4</property><property name=\"mlt_service\">avformat-novalidate</property></producer><playlist id=\"playlist0\"><entry producer=\"producer0\" in=\"0\" out=\"999999\"/></playlist>").arg(KdenliveSettings::video4vdevice()).arg(profile.width).arg(profile.height).arg((double) profile.frame_rate_num / profile.frame_rate_den));
 819
 820         playlist.append(QString("<producer id=\"producer1\" in=\"0\" out=\"999999\"><property name=\"mlt_type\">producer</property><property name=\"length\">1000000</property><property name=\"resource\">alsa:%1?channels=%2</property><property name=\"audio_index\">0</property><property name=\"video_index\">-1</property><property name=\"mlt_service\">avformat-novalidate</property></producer><playlist id=\"playlist1\"><entry producer=\"producer1\" in=\"0\" out=\"999999\"/></playlist>").arg(KdenliveSettings::v4l_alsadevicename()).arg(KdenliveSettings::alsachannels()));
 821
 822         playlist.append("<tractor id=\"tractor0\" title=\"video0\" global_feed=\"1\" in=\"0\" out=\"999999\">");
 823         playlist.append("<track producer=\"playlist0\"/><track producer=\"playlist1\"/>");
 824         playlist.append("</tractor></mlt>");
 825     }
 826     else if (rec_audio->isChecked()) {
 827         // Audio only recording
 828         *isXml = false;
 829         playlist =QString("alsa:%1?channels=%2").arg(KdenliveSettings::v4l_alsadevicename()).arg(KdenliveSettings::alsachannels());
 830     }
 831     else {
 832         // Video only recording
 833         *isXml = false;
 834         playlist =QString("video4linux2:%1?width:%2&amp;height:%3&amp;frame_rate:%4").arg(KdenliveSettings::video4vdevice()).arg(profile.width).arg(profile.height).arg((double) profile.frame_rate_num / profile.frame_rate_den);
 835
 836     }
 837
 838     return playlist;
 839 }
 840
 841 /*
 842 void RecMonitor::slotStartGrab(const QRect &rect) {
 843     rgnGrab->deleteLater();
 844     QApplication::restoreOverrideCursor();
 845     show();
 846     if (rect.isNull()) return;
 847     int width = rect.width();
 848     int height = rect.height();
 849     if (width % 2 != 0) width--;
 850     if (height % 2 != 0) height--;
 851     QString args = KdenliveSettings::screengrabcapture().replace("%size", QString::number(width) + "x" + QString::number(height)).replace("%offset", "+" + QString::number(rect.x()) + "," + QString::number(rect.y()));
 852     if (KdenliveSettings::screengrabenableaudio()) {
 853         // also capture audio
 854         if (KdenliveSettings::useosscapture()) m_captureArgs << KdenliveSettings::screengrabosscapture().simplified().split(' ');
 855         else m_captureArgs << KdenliveSettings::screengrabalsacapture2().simplified().split(' ');
 856     }
 857     m_captureArgs << args.simplified().split(' ') << KdenliveSettings::screengrabencoding().simplified().split(' ') << m_captureFile.path();
 858     m_isCapturing = true;
 859     video_frame->setText(i18n("Capturing..."));
 860     if (KdenliveSettings::screengrabenableaudio() && !KdenliveSettings::useosscapture()) {
 861         QStringList alsaArgs = KdenliveSettings::screengrabalsacapture().simplified().split(' ');
 862         alsaProcess->setStandardOutputProcess(captureProcess);
 863         kDebug() << "Capture: Running arecord " << alsaArgs.join(" ");
 864         alsaProcess->start("arecord", alsaArgs);
 865     }
 866     kDebug() << "Capture: Running ffmpeg " << m_captureArgs.join(" ");
 867     captureProcess->start(KdenliveSettings::ffmpegpath(), m_captureArgs);
 868 }*/
 869
 870 void RecMonitor::slotProcessStatus(QProcess::ProcessState status)
 871 {
 872     if (status == QProcess::NotRunning) {
 873         m_displayProcess->kill();
 874         if (m_isCapturing && device_selector->currentIndex() != FIREWIRE)
 875             if (m_addCapturedClip->isChecked() && !m_captureFile.isEmpty() && QFile::exists(m_captureFile.path())) {
 876                 emit addProjectClip(m_captureFile);
 877                 m_captureFile.clear();
 878             }
 879         if (device_selector->currentIndex() == FIREWIRE) {
 880             m_discAction->setIcon(KIcon("network-connect"));
 881             m_discAction->setText(i18n("Connect"));
 882             m_playAction->setEnabled(false);
 883             m_rewAction->setEnabled(false);
 884             m_fwdAction->setEnabled(false);
 885             m_recAction->setEnabled(false);
 886         }
 887         else {
 888             m_recAction->setEnabled(true);
 889         }
 890         m_isPlaying = false;
 891         m_playAction->setIcon(m_playIcon);
 892         m_recAction->setChecked(false);
 893         m_stopAction->setEnabled(false);
 894         device_selector->setEnabled(true);
 895         if (m_captureProcess && m_captureProcess->exitStatus() == QProcess::CrashExit) {
 896             showMessage(i18n("Capture crashed, please check your parameters"), "dialog-warning", true);
 897         } else {
 898             if (device_selector->currentIndex() != SCREENGRAB) {
 899                 video_frame->setText(i18n("Not connected"));
 900             } else {
 901                 int code = m_captureProcess->exitCode();
 902                 if (code != 0 && code != 255) {
 903                     showMessage(i18n("Capture crashed, please check your parameters"), "dialog-warning", true);
 904                 } else {
 905                     video_frame->setPixmap(mergeSideBySide(KIcon("video-display").pixmap(QSize(50, 50)), i18n("Press record button\nto start screen capture\nFiles will be saved in:\n%1", m_capturePath)));
 906                 }
 907             }
 908         }
 909         m_isCapturing = false;
 910
 911         m_spaceTimer.stop();
 912         // update free space info
 913         slotUpdateFreeSpace();
 914     } else {
 915         if (device_selector->currentIndex()) m_stopAction->setEnabled(true);
 916         device_selector->setEnabled(false);
 917     }
 918 }
 919
 920 void RecMonitor::manageCapturedFiles()
 921 {
 922     QString extension;
 923     switch (KdenliveSettings::firewireformat()) {
 924     case 0:
 925         extension = ".dv";
 926         break;
 927     case 1:
 928     case 2:
 929         extension = ".avi";
 930         break;
 931     case 3:
 932         extension = ".m2t";
 933         break;
 934     }
 935     QDir dir(m_capturePath);
 936     QStringList filters;
 937     QString capturename = KdenliveSettings::dvgrabfilename();
 938     if (capturename.isEmpty()) capturename = "capture";
 939     filters << capturename + '*' + extension;
 940     const QStringList result = dir.entryList(filters, QDir::Files, QDir::Time);
 941     KUrl::List capturedFiles;
 942     foreach(const QString & name, result) {
 943         KUrl url = KUrl(dir.filePath(name));
 944         if (KIO::NetAccess::exists(url, KIO::NetAccess::SourceSide, this)) {
 945             KFileItem file(KFileItem::Unknown, KFileItem::Unknown, url, true);
 946             if (file.time(KFileItem::ModificationTime) > m_captureTime) {
 947                 // The file was captured in the last batch
 948                 if (url.fileName().contains(':')) {
 949                     // Several dvgrab options (--timecode,...) use : in the file name, which is
 950                     // not supported by MLT, so rename them
 951                     QString newUrl = url.directory(KUrl::AppendTrailingSlash) + url.fileName().replace(':', '_');
 952                     if (QFile::rename(url.path(), newUrl)) {
 953                         url = KUrl(newUrl);
 954                     }
 955
 956                 }
 957                 capturedFiles.append(url);
 958             }
 959         }
 960     }
 961     kDebug() << "Found : " << capturedFiles.count() << " new capture files";
 962     kDebug() << capturedFiles;
 963
 964     if (capturedFiles.count() > 0) {
 965         QPointer<ManageCapturesDialog> d = new ManageCapturesDialog(capturedFiles, this);
 966         if (d->exec() == QDialog::Accepted) {
 967             emit addProjectClipList(d->importFiles());
 968         }
 969         delete d;
 970     }
 971 }
 972
 973 // virtual
 974 void RecMonitor::mousePressEvent(QMouseEvent *event)
 975 {
 976     if (m_freeSpace->underMouse()) slotUpdateFreeSpace();
 977     else QWidget::mousePressEvent(event);//m_videoBox->mousePressEvent(event);
 978 }
 979
 980 void RecMonitor::slotUpdateFreeSpace()
 981 {
 982     KDiskFreeSpaceInfo info = KDiskFreeSpaceInfo::freeSpaceInfo(m_capturePath);
 983     if (info.isValid() && info.size() > 0) {
 984         m_freeSpace->setValue(100 * info.used() / info.size());
 985         m_freeSpace->setText(i18n("Free space: %1", KIO::convertSize(info.available())));
 986         m_freeSpace->update();
 987     }
 988 }
 989
 990 void RecMonitor::refreshRecMonitor(bool visible)
 991 {
 992     if (visible) {
 993         //if (!m_isActive) activateMonitor();
 994
 995     }
 996 }
 997
 998 void RecMonitor::slotPlay()
 999 {
1000     /*if (m_isPlaying) slotStopCapture();
1001     else slotStartPreview(true);*/
1002 }
1003
1004 void RecMonitor::slotReadProcessInfo()
1005 {
1006     QString data = m_captureProcess->readAllStandardError().simplified();
1007     if (device_selector->currentIndex() == SCREENGRAB) {
1008         m_error.append(data + "\n");
1009     }
1010     else if (device_selector->currentIndex() == FIREWIRE) {
1011         data = data.section('"', 2, 2).simplified();
1012         m_dvinfo.setText(data.left(11));
1013         m_dvinfo.updateGeometry();
1014     }
1015 }
1016
1017 void RecMonitor::slotShowLog()
1018 {
1019     KMessageBox::information(this, m_error);
1020 }
1021
1022 AbstractRender *RecMonitor::abstractRender()
1023 {
1024     return m_captureDevice;
1025 }
1026
1027
1028 void RecMonitor::analyseFrames(bool analyse)
1029 {
1030     m_analyse = analyse;
1031     if (m_captureDevice) m_captureDevice->sendFrameForAnalysis = analyse;
1032 }
1033
1034 void RecMonitor::slotDroppedFrames(int dropped)
1035 {
1036     slotSetInfoMessage(i18n("%1 dropped frames", dropped));
1037 }
1038
1039 void RecMonitor::buildMltDevice(const QString &path)
1040 {
1041     if (m_captureDevice == NULL) {
1042         m_monitorManager->updateScopeSource();
1043         m_captureDevice = new MltDeviceCapture(path, videoSurface, this);
1044         connect(m_captureDevice, SIGNAL(droppedFrames(int)), this, SLOT(slotDroppedFrames(int)));
1045         m_captureDevice->sendFrameForAnalysis = m_analyse;
1046         m_monitorManager->updateScopeSource();
1047     }
1048 }
1049
1050 void RecMonitor::slotChangeRecordingPreview(bool enable)
1051 {
1052     KdenliveSettings::setEnable_recording_preview(enable);
1053 }
1054
1055
1056 void RecMonitor::slotMouseSeek(int /*eventDelta*/, bool /*fast*/)
1057 {
1058 }
1059
1060
1061 #include "recmonitor.moc"
1062