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 #include "widgets/videosurface.h"
  30
  31 #include <KDebug>
  32 #include <KLocalizedString>
  33 #include <KStandardDirs>
  34 #include <KComboBox>
  35 #include <KIO/NetAccess>
  36 #include <KFileItem>
  37 #include <KMessageBox>
  38 #include <KApplication>
  39 #include <KDiskFreeSpaceInfo>
  40
  41 #include <QMouseEvent>
  42 #include <QMenu>
  43 #include <QToolButton>
  44 #include <QFile>
  45 #include <QDir>
  46 #include <QDesktopWidget>
  47
  48
  49 RecMonitor::RecMonitor(Kdenlive::MonitorId name, MonitorManager *manager, QWidget *parent) :
  50     AbstractMonitor(name, manager, parent),
  51     m_isCapturing(false),
  52     m_didCapture(false),
  53     m_isPlaying(false),
  54     m_captureDevice(NULL),
  55     m_analyse(false)
  56 {
  57     setupUi(this);
  58
  59     //video_frame->setAttribute(Qt::WA_PaintOnScreen);
  60     device_selector->setCurrentIndex(KdenliveSettings::defaultcapture());
  61     connect(device_selector, SIGNAL(currentIndexChanged(int)), this, SLOT(slotVideoDeviceChanged(int)));
  62     // Video widget holder
  63     QVBoxLayout *l = new QVBoxLayout;
  64     l->setContentsMargins(0, 0, 0, 0);
  65     l->setSpacing(0);
  66     l->addWidget(videoBox, 10);
  67     video_frame->setLayout(l);
  68     createVideoSurface();
  69
  70     QToolBar *toolbar = new QToolBar(this);
  71     QHBoxLayout *hlayout = new QHBoxLayout;
  72     hlayout->setContentsMargins(0, 0, 0, 0);
  73     m_playIcon = KIcon("media-playback-start");
  74     m_pauseIcon = KIcon("media-playback-pause");
  75
  76     m_discAction = toolbar->addAction(KIcon("network-connect"), i18n("Connect"));
  77     connect(m_discAction, SIGNAL(triggered()), this, SLOT(slotDisconnect()));
  78
  79     m_rewAction = toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
  80     connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
  81
  82     m_playAction = toolbar->addAction(m_playIcon, i18n("Play"));
  83     connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotStartPreview()));
  84
  85     m_stopAction = toolbar->addAction(KIcon("media-playback-stop"), i18n("Stop"));
  86     connect(m_stopAction, SIGNAL(triggered()), this, SLOT(slotStopCapture()));
  87     m_stopAction->setEnabled(false);
  88     m_fwdAction = toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
  89     connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
  90
  91     m_recAction = toolbar->addAction(KIcon("media-record"), i18n("Record"));
  92     connect(m_recAction, SIGNAL(triggered()), this, SLOT(slotRecord()));
  93     m_recAction->setCheckable(true);
  94
  95     rec_options->setIcon(KIcon("system-run"));
  96     QMenu *menu = new QMenu(this);
  97     m_addCapturedClip = new QAction(i18n("Add Captured File to Project"), this);
  98     m_addCapturedClip->setCheckable(true);
  99     m_addCapturedClip->setChecked(true);
 100     menu->addAction(m_addCapturedClip);
 101
 102     rec_audio->setChecked(KdenliveSettings::v4l_captureaudio());
 103     rec_video->setChecked(KdenliveSettings::v4l_capturevideo());
 104
 105     m_previewSettings = new QAction(i18n("Recording Preview"), this);
 106     m_previewSettings->setCheckable(true);
 107
 108     rec_options->setMenu(menu);
 109     menu->addAction(m_previewSettings);
 110
 111     toolbar->addSeparator();
 112
 113     QAction *configAction = toolbar->addAction(KIcon("configure"), i18n("Configure"));
 114     connect(configAction, SIGNAL(triggered()), this, SLOT(slotConfigure()));
 115     configAction->setCheckable(false);
 116
 117     hlayout->addWidget(toolbar);
 118     hlayout->addWidget(&m_logger);
 119     hlayout->addWidget(&m_dvinfo);
 120     m_logger.setMaxCount(10);
 121     m_logger.setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 122     m_logger.setFrame(false);
 123     //m_logger.setInsertPolicy(QComboBox::InsertAtTop);
 124
 125     m_freeSpace = new KCapacityBar(KCapacityBar::DrawTextInline, this);
 126     m_freeSpace->setMaximumWidth(150);
 127     QFontMetricsF fontMetrics(font());
 128     m_freeSpace->setMaximumHeight(fontMetrics.height() * 1.2);
 129     slotUpdateFreeSpace();
 130     hlayout->addWidget(m_freeSpace);
 131     connect(&m_spaceTimer, SIGNAL(timeout()), this, SLOT(slotUpdateFreeSpace()));
 132     m_spaceTimer.setInterval(30000);
 133     m_spaceTimer.setSingleShot(false);
 134
 135     control_frame_firewire->setLayout(hlayout);
 136     m_displayProcess = new QProcess;
 137     m_captureProcess = new QProcess;
 138
 139     connect(m_captureProcess, SIGNAL(stateChanged(QProcess::ProcessState)), this, SLOT(slotProcessStatus(QProcess::ProcessState)));
 140     connect(m_captureProcess, SIGNAL(readyReadStandardError()), this, SLOT(slotReadProcessInfo()));
 141
 142     QString videoDriver = KdenliveSettings::videodrivername();
 143 #if QT_VERSION >= 0x040600
 144     QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
 145     env.insert("SDL_WINDOWID", QString::number(videoSurface->winId()));
 146     if (!videoDriver.isEmpty()) {
 147         if (videoDriver == "x11_noaccel") {
 148             env.insert("SDL_VIDEO_YUV_HWACCEL", "0");
 149             env.insert("SDL_VIDEODRIVER", "x11");
 150         } else env.insert("SDL_VIDEODRIVER", videoDriver);
 151     }
 152     m_displayProcess->setProcessEnvironment(env);
 153 #else
 154     QStringList env = QProcess::systemEnvironment();
 155     env << "SDL_WINDOWID=" + QString::number(videoSurface->winId());
 156     if (!videoDriver.isEmpty()) {
 157         if (videoDriver == "x11_noaccel") {
 158             env << "SDL_VIDEO_YUV_HWACCEL=0";
 159             env << "SDL_VIDEODRIVER=x11";
 160         } else env << "SDL_VIDEODRIVER=" + videoDriver;
 161     }
 162     m_displayProcess->setEnvironment(env);
 163 #endif
 164
 165     setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 1);
 166
 167     kDebug() << "/////// BUILDING MONITOR, ID: " << videoSurface->winId();
 168 #if KDE_IS_VERSION(4,7,0)
 169     m_infoMessage = new KMessageWidget;
 170     QVBoxLayout *s =  static_cast <QVBoxLayout *> (layout());
 171     s->insertWidget(1, m_infoMessage);
 172     m_infoMessage->hide();
 173 #endif
 174
 175     slotVideoDeviceChanged(device_selector->currentIndex());
 176     m_previewSettings->setChecked(KdenliveSettings::enable_recording_preview());
 177     connect(m_previewSettings, SIGNAL(triggered(bool)), this, SLOT(slotChangeRecordingPreview(bool)));
 178 }
 179
 180 RecMonitor::~RecMonitor()
 181 {
 182     m_spaceTimer.stop();
 183     delete m_captureProcess;
 184     delete m_displayProcess;
 185     delete m_captureDevice;
 186 }
 187
 188 void RecMonitor::mouseDoubleClickEvent(QMouseEvent * event)
 189 {
 190     if (!KdenliveSettings::openglmonitors() && videoBox && videoBox->isVisible()) {
 191         videoBox->switchFullScreen();
 192         event->accept();
 193     }
 194 }
 195
 196 void RecMonitor::slotSwitchFullScreen()
 197 {
 198     videoBox->switchFullScreen();
 199 }
 200
 201 void RecMonitor::stop()
 202 {
 203     // Special case: when recording audio only, do not stop so that we can do voiceover.
 204     if (device_selector->currentIndex() == ScreenBag || (device_selector->currentIndex() == Video4Linux && !rec_video->isChecked())) return;
 205     slotStopCapture();
 206 }
 207
 208 void RecMonitor::start()
 209 {
 210     //slotStartPreview(true);
 211 }
 212
 213 void RecMonitor::slotConfigure()
 214 {
 215     emit showConfigDialog(4, device_selector->currentIndex());
 216 }
 217
 218 void RecMonitor::slotUpdateCaptureFolder(const QString &currentProjectFolder)
 219 {
 220     if (KdenliveSettings::capturetoprojectfolder()) m_capturePath = currentProjectFolder;
 221     else m_capturePath = KdenliveSettings::capturefolder();
 222     if (m_captureProcess) m_captureProcess->setWorkingDirectory(m_capturePath);
 223     if (m_captureProcess->state() != QProcess::NotRunning) {
 224         if (device_selector->currentIndex() == Firewire)
 225             KMessageBox::information(this, i18n("You need to disconnect and reconnect in the capture monitor to apply your changes"), i18n("Capturing"));
 226         else KMessageBox::information(this, i18n("You need to stop capture before your changes can be applied"), i18n("Capturing"));
 227     } else slotVideoDeviceChanged(device_selector->currentIndex());
 228
 229     // update free space info
 230     slotUpdateFreeSpace();
 231 }
 232
 233 void RecMonitor::slotVideoDeviceChanged(int ix)
 234 {
 235     QString capturefile;
 236     QString capturename;
 237 #if KDE_IS_VERSION(4,7,0)
 238     if (m_infoMessage->isVisible()) {
 239 #if KDE_IS_VERSION(4,10,0)
 240         m_infoMessage->animatedHide();
 241 #else
 242         QTimer::singleShot(0, m_infoMessage, SLOT(animatedHide()));
 243 #endif
 244     }
 245 #endif
 246     m_previewSettings->setEnabled(ix == Video4Linux || ix == BlackMagic);
 247     control_frame->setVisible(ix == Video4Linux);
 248     m_playAction->setVisible(ix != ScreenBag);
 249     m_fwdAction->setVisible(ix == Firewire);
 250     m_discAction->setVisible(ix == Firewire);
 251     m_rewAction->setVisible(ix == Firewire);
 252     m_recAction->setEnabled(ix != Firewire);
 253     m_logger.setVisible(ix == BlackMagic);
 254     if (m_captureDevice) {
 255         // MLT capture still running, abort
 256         m_monitorManager->clearScopeSource();
 257         m_captureDevice->stop();
 258         delete m_captureDevice;
 259         m_captureDevice = NULL;
 260     }
 261
 262     // The m_videoBox container has to be shown once before the MLT consumer is build, or preview will fail
 263     videoBox->setHidden(ix != Video4Linux && ix != BlackMagic);
 264     videoBox->setHidden(true);
 265     switch (ix) {
 266     case ScreenBag:
 267         m_discAction->setEnabled(false);
 268         m_rewAction->setEnabled(false);
 269         m_fwdAction->setEnabled(false);
 270         m_stopAction->setEnabled(false);
 271         m_playAction->setEnabled(false);
 272         if (KdenliveSettings::ffmpegpath().isEmpty()) {
 273             QString exepath = KStandardDirs::findExe("ffmpeg");
 274             if (exepath.isEmpty()) {
 275                 // Check for libav version
 276                 exepath = KStandardDirs::findExe("avconv");
 277             }
 278             if (exepath.isEmpty()) showWarningMessage(i18n("ffmpeg or avconv not found,\n please install it for screen grabs"));
 279             else KdenliveSettings::setFfmpegpath(exepath);
 280         }
 281         if (!KdenliveSettings::ffmpegpath().isEmpty()) {
 282             if (!Render::checkX11Grab()) {
 283                 // FFmpeg does not support screen grab
 284                 showWarningMessage(i18n("Your FFmpeg / Libav installation\n does not support screen grab"));
 285                 m_recAction->setEnabled(false);
 286             }
 287             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)));
 288         }
 289         //video_frame->setText(i18n("Press record button\nto start screen capture"));
 290         break;
 291     case Video4Linux:
 292         m_stopAction->setEnabled(false);
 293         m_playAction->setEnabled(true);
 294         checkDeviceAvailability();
 295         break;
 296     case BlackMagic:
 297         m_stopAction->setEnabled(false);
 298         m_playAction->setEnabled(true);
 299         capturefile = m_capturePath;
 300         if (!capturefile.endsWith('/')) capturefile.append('/');
 301         capturename = KdenliveSettings::decklink_filename();
 302         capturename.append("xxx.");
 303         capturename.append(KdenliveSettings::decklink_extension());
 304         capturefile.append(capturename);
 305         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)));
 306         break;
 307     default: // FIREWIRE
 308         m_discAction->setEnabled(true);
 309         m_stopAction->setEnabled(false);
 310         m_playAction->setEnabled(false);
 311         m_rewAction->setEnabled(false);
 312         m_fwdAction->setEnabled(false);
 313
 314         // Check that dvgab is available
 315         if (KdenliveSettings::dvgrab_path().isEmpty()) {
 316             QString dvgrabpath = KStandardDirs::findExe("dvgrab");
 317             if (dvgrabpath.isEmpty()) {
 318                 showWarningMessage(i18n("dvgrab utility not found,\n please install it for firewire capture"));
 319             }
 320             else KdenliveSettings::setDvgrab_path(dvgrabpath);
 321         } else {
 322             // Show capture info
 323             capturefile = m_capturePath;
 324             if (!capturefile.endsWith('/')) capturefile.append('/');
 325             capturename = KdenliveSettings::dvgrabfilename();
 326             if (capturename.isEmpty()) capturename = "capture";
 327             QString extension;
 328             switch (KdenliveSettings::firewireformat()) {
 329             case 0:
 330                 extension = ".dv";
 331                 break;
 332             case 1:
 333             case 2:
 334                 extension = ".avi";
 335                 break;
 336             case 3:
 337                 extension = ".m2t";
 338                 break;
 339             }
 340             capturename.append("xxx" + extension);
 341             capturefile.append(capturename);
 342             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)));
 343         }
 344         break;
 345     }
 346 }
 347
 348 void RecMonitor::slotSetInfoMessage(const QString &message)
 349 {
 350     m_logger.insertItem(0, message);
 351 }
 352
 353 QPixmap RecMonitor::mergeSideBySide(const QPixmap& pix, const QString &txt)
 354 {
 355     QPainter p;
 356     QRect r = QApplication::fontMetrics().boundingRect(QRect(0, 0, video_frame->width(), video_frame->height()), Qt::AlignLeft, txt);
 357     int strWidth = r.width();
 358     int strHeight = r.height();
 359     int pixWidth = pix.width();
 360     int pixHeight = pix.height();
 361     QPixmap res(strWidth + 8 + pixWidth, qMax(strHeight, pixHeight));
 362     res.fill(Qt::transparent);
 363     p.begin(&res);
 364     p.drawPixmap(0, 0, pix);
 365     p.setPen(kapp->palette().text().color());
 366     p.drawText(QRect(pixWidth + 8, 0, strWidth, strHeight), 0, txt);
 367     p.end();
 368     return res;
 369 }
 370
 371
 372 void RecMonitor::checkDeviceAvailability()
 373 {
 374     if (!KIO::NetAccess::exists(KUrl(KdenliveSettings::video4vdevice()), KIO::NetAccess::SourceSide , this)) {
 375         rec_video->setChecked(false);
 376         rec_video->setEnabled(false);
 377         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())));
 378     } else {
 379         rec_video->setEnabled(true);
 380         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)));
 381     }
 382 }
 383
 384 void RecMonitor::slotDisconnect()
 385 {
 386     if (m_captureProcess->state() == QProcess::NotRunning) {
 387         m_captureTime = KDateTime::currentLocalDateTime();
 388         kDebug() << "CURRENT TIME: " << m_captureTime.toString();
 389         m_didCapture = false;
 390         slotStartPreview(false);
 391         m_discAction->setIcon(KIcon("network-disconnect"));
 392         m_discAction->setText(i18n("Disconnect"));
 393         m_recAction->setEnabled(true);
 394         m_stopAction->setEnabled(true);
 395         m_playAction->setEnabled(true);
 396         m_rewAction->setEnabled(true);
 397         m_fwdAction->setEnabled(true);
 398     } else {
 399         m_captureProcess->write("q", 1);
 400         QTimer::singleShot(1000, m_captureProcess, SLOT(kill()));
 401         if (m_didCapture) manageCapturedFiles();
 402         m_didCapture = false;
 403     }
 404 }
 405
 406 void RecMonitor::slotRewind()
 407 {
 408     m_captureProcess->write("a", 1);
 409 }
 410
 411 void RecMonitor::slotForward()
 412 {
 413     m_captureProcess->write("z", 1);
 414 }
 415
 416 void RecMonitor::slotStopCapture()
 417 {
 418     // stop capture
 419     if (!m_isCapturing && !m_isPlaying) return;
 420     videoBox->setHidden(true);
 421     control_frame->setEnabled(true);
 422     slotActivateMonitor();
 423     switch (device_selector->currentIndex()) {
 424     case Firewire:
 425         m_captureProcess->write("\e", 2);
 426         m_playAction->setIcon(m_playIcon);
 427         m_isPlaying = false;
 428         break;
 429     case ScreenBag:
 430         m_captureProcess->terminate();
 431         QTimer::singleShot(1500, m_captureProcess, SLOT(kill()));
 432         break;
 433     case Video4Linux:
 434     case BlackMagic:
 435         if (m_captureDevice) {
 436             m_captureDevice->stop();
 437         }
 438         m_previewSettings->setEnabled(true);
 439         m_isCapturing = false;
 440         m_isPlaying = false;
 441         m_playAction->setEnabled(true);
 442         m_stopAction->setEnabled(false);
 443         m_recAction->setEnabled(true);
 444         slotSetInfoMessage(i18n("Capture stopped"));
 445         m_isCapturing = false;
 446         m_recAction->setChecked(false);
 447         if (m_addCapturedClip->isChecked() && !m_captureFile.isEmpty() && QFile::exists(m_captureFile.path())) {
 448             emit addProjectClip(m_captureFile);
 449             m_captureFile.clear();
 450         }
 451         break;
 452     default:
 453         break;
 454     }
 455 }
 456
 457 void RecMonitor::slotStartPreview(bool play)
 458 {
 459     if (m_captureProcess->state() != QProcess::NotRunning) {
 460         if (device_selector->currentIndex() == Firewire) {
 461             videoBox->setHidden(false);
 462             if (m_isPlaying) {
 463                 m_captureProcess->write("k", 1);
 464                 //captureProcess->write("\e", 2);
 465                 m_playAction->setIcon(m_playIcon);
 466                 m_isPlaying = false;
 467             } else {
 468                 m_captureProcess->write("p", 1);
 469                 m_playAction->setIcon(m_pauseIcon);
 470                 m_isPlaying = true;
 471             }
 472         }
 473         return;
 474     }
 475     slotActivateMonitor();
 476     if (m_isPlaying) return;
 477     m_captureArgs.clear();
 478     m_displayArgs.clear();
 479     m_isPlaying = false;
 480     QString capturename = KdenliveSettings::dvgrabfilename();
 481     QString path;
 482     MltVideoProfile profile;
 483     QString producer;
 484     QStringList dvargs = KdenliveSettings::dvgrabextra().simplified().split(' ', QString::SkipEmptyParts);
 485     int ix = device_selector->currentIndex();
 486     bool isXml;
 487     videoBox->setHidden(ix != Video4Linux && ix != BlackMagic && ix != Firewire);
 488     switch (ix) {
 489     case Firewire:
 490         switch (KdenliveSettings::firewireformat()) {
 491         case 0:
 492             // RAW DV CAPTURE
 493             m_captureArgs << "--format" << "raw";
 494             m_displayArgs << "-f" << "dv";
 495             break;
 496         case 1:
 497             // DV type 1
 498             m_captureArgs << "--format" << "dv1";
 499             m_displayArgs << "-f" << "dv";
 500             break;
 501         case 2:
 502             // DV type 2
 503             m_captureArgs << "--format" << "dv2";
 504             m_displayArgs << "-f" << "dv";
 505             break;
 506         case 3:
 507             // HDV CAPTURE
 508             m_captureArgs << "--format" << "hdv";
 509             m_displayArgs << "-f" << "mpegts";
 510             break;
 511         }
 512         if (KdenliveSettings::firewireautosplit()) m_captureArgs << "--autosplit";
 513         if (KdenliveSettings::firewiretimestamp()) m_captureArgs << "--timestamp";
 514         if (!dvargs.isEmpty()) {
 515             m_captureArgs << dvargs;
 516         }
 517         m_captureArgs << "-i";
 518         if (capturename.isEmpty()) capturename = "capture";
 519         m_captureArgs << capturename << "-";
 520
 521         m_displayArgs << "-x" << QString::number(video_frame->width()) << "-y" << QString::number(video_frame->height()) << "-noframedrop" << "-";
 522
 523         m_captureProcess->setStandardOutputProcess(m_displayProcess);
 524         m_captureProcess->setWorkingDirectory(m_capturePath);
 525         kDebug() << "Capture: Running dvgrab " << m_captureArgs.join(" ");
 526
 527         m_captureProcess->start(KdenliveSettings::dvgrab_path(), m_captureArgs);
 528         if (play) m_captureProcess->write(" ", 1);
 529         m_discAction->setEnabled(true);
 530         break;
 531     case Video4Linux:
 532         path = KStandardDirs::locateLocal("appdata", "profiles/video4linux");
 533         buildMltDevice(path);
 534         profile = ProfilesDialog::getVideoProfile(path);
 535         producer = getV4lXmlPlaylist(profile, &isXml);
 536
 537         //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);
 538         if (!m_captureDevice->slotStartPreview(producer, isXml)) {
 539             // v4l capture failed to start
 540             video_frame->setText(i18n("Failed to start Video4Linux,\ncheck your parameters..."));
 541             videoBox->setHidden(true);
 542
 543         } else {
 544             m_playAction->setEnabled(false);
 545             m_stopAction->setEnabled(true);
 546             m_isPlaying = true;
 547         }
 548
 549         break;
 550     case BlackMagic:
 551         path = KdenliveSettings::current_profile();
 552         slotActivateMonitor();
 553         buildMltDevice(path);
 554         producer = QString("decklink:%1").arg(KdenliveSettings::decklink_capturedevice());
 555         if (!m_captureDevice->slotStartPreview(producer)) {
 556             // v4l capture failed to start
 557             video_frame->setText(i18n("Failed to start Decklink,\ncheck your parameters..."));
 558             videoBox->setHidden(true);
 559
 560         } else {
 561             m_playAction->setEnabled(false);
 562             m_stopAction->setEnabled(true);
 563             m_isPlaying = true;
 564         }
 565         break;
 566     default:
 567         break;
 568     }
 569
 570     control_frame->setEnabled(false);
 571
 572     if (device_selector->currentIndex() == Firewire) {
 573         kDebug() << "Capture: Running ffplay " << m_displayArgs.join(" ");
 574         m_displayProcess->start(KdenliveSettings::ffplaypath(), m_displayArgs);
 575         //video_frame->setText(i18n("Initialising..."));
 576     } else {
 577         // do something when starting screen grab
 578     }
 579 }
 580
 581 void RecMonitor::slotRecord()
 582 {
 583     m_error.clear();
 584     if (m_captureProcess->state() == QProcess::NotRunning && device_selector->currentIndex() == Firewire) {
 585         slotStartPreview();
 586     }
 587     if (m_isCapturing) {
 588         // User stopped capture
 589         slotStopCapture();
 590         return;
 591     } else if (device_selector->currentIndex() == Firewire) {
 592         m_isCapturing = true;
 593         m_didCapture = true;
 594         m_captureProcess->write("c\n", 3);
 595         m_spaceTimer.start();
 596         return;
 597     }
 598     if (m_captureProcess->state() == QProcess::NotRunning) {
 599         m_logger.clear();
 600         m_recAction->setChecked(true);
 601         QString extension = "mpg";
 602         if (device_selector->currentIndex() == ScreenBag) {
 603             extension = KdenliveSettings::grab_extension();
 604         }
 605         else if (device_selector->currentIndex() == Video4Linux) {
 606             // TODO: when recording audio only, allow configuration?
 607             if (!rec_video->isChecked()) extension = "wav";
 608             else extension = KdenliveSettings::v4l_extension();
 609         }
 610         else if (device_selector->currentIndex() == BlackMagic) extension = KdenliveSettings::decklink_extension();
 611         QString path = KUrl(m_capturePath).path(KUrl::AddTrailingSlash) + "capture0000." + extension;
 612         int i = 1;
 613         while (QFile::exists(path)) {
 614             QString num = QString::number(i).rightJustified(4, '0', false);
 615             path = KUrl(m_capturePath).path(KUrl::AddTrailingSlash) + "capture" + num + '.' + extension;
 616             ++i;
 617         }
 618         m_captureFile = KUrl(path);
 619
 620         m_captureArgs.clear();
 621         m_displayArgs.clear();
 622         QString args;
 623         QString playlist;
 624         QString v4lparameters;
 625         QStringList grabParameters;
 626         MltVideoProfile profile;
 627         bool showPreview;
 628         bool isXml;
 629         QString captureSize;
 630         QRect screenSize = QApplication::desktop()->screenGeometry();
 631         QString capturename = KdenliveSettings::dvgrabfilename();
 632         if (capturename.isEmpty()) capturename = "capture";
 633
 634         switch (device_selector->currentIndex()) {
 635         case Video4Linux:
 636             if (rec_video->isChecked()) slotActivateMonitor();
 637             path = KStandardDirs::locateLocal("appdata", "profiles/video4linux");
 638             profile = ProfilesDialog::getVideoProfile(path);
 639             //m_videoBox->setRatio((double) profile.display_aspect_num / profile.display_aspect_den);
 640             buildMltDevice(path);
 641             playlist = getV4lXmlPlaylist(profile, &isXml);
 642
 643             v4lparameters = KdenliveSettings::v4l_parameters();
 644
 645             // TODO: when recording audio only, allow param configuration?
 646             if (!rec_video->isChecked()) v4lparameters.clear();
 647
 648             // Add alsa audio capture
 649             if (!rec_audio->isChecked()) {
 650                 // if we do not want audio, make sure that we don't have audio encoding parameters
 651                 // this is required otherwise the MLT avformat consumer will not close properly
 652                 if (v4lparameters.contains("acodec")) {
 653                     QString endParam = v4lparameters.section("acodec", 1);
 654                     int vcodec = endParam.indexOf(" vcodec");
 655                     int format = endParam.indexOf(" f=");
 656                     int cutPosition = -1;
 657                     if (vcodec > -1) {
 658                         if (format  > -1) {
 659                             cutPosition = qMin(vcodec, format);
 660                         }
 661                         else cutPosition = vcodec;
 662                     }
 663                     else if (format  > -1) {
 664                         cutPosition = format;
 665                     }
 666                     else {
 667                         // nothing interesting in end params
 668                         endParam.clear();
 669                     }
 670                     if (cutPosition > -1) {
 671                         endParam.remove(0, cutPosition);
 672                     }
 673                     v4lparameters = QString(v4lparameters.section("acodec", 0, 0) + "an=1 " + endParam).simplified();
 674                 }
 675             }
 676
 677             showPreview = m_previewSettings->isChecked();
 678             if (!rec_video->isChecked()) showPreview = false;
 679
 680             if (m_captureDevice->slotStartCapture(v4lparameters, m_captureFile.path(), playlist, showPreview, isXml)) {
 681                 videoBox->setHidden(false);
 682                 m_isCapturing = true;
 683                 m_recAction->setEnabled(false);
 684                 m_stopAction->setEnabled(true);
 685                 m_previewSettings->setEnabled(false);
 686                 control_frame->setEnabled(false);
 687             }
 688             else {
 689                 video_frame->setText(i18n("Failed to start Video4Linux,\ncheck your parameters..."));
 690                 videoBox->setHidden(true);
 691                 m_recAction->blockSignals(true);
 692                 m_recAction->setChecked(false);
 693                 m_recAction->blockSignals(false);
 694                 m_isCapturing = false;
 695             }
 696             break;
 697
 698         case BlackMagic:
 699             slotActivateMonitor();
 700             path = KdenliveSettings::current_profile();
 701             profile = ProfilesDialog::getVideoProfile(path);
 702             //m_videoBox->setRatio((double) profile.display_aspect_num / profile.display_aspect_den);
 703             buildMltDevice(path);
 704
 705             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());
 706
 707             if (m_captureDevice->slotStartCapture(KdenliveSettings::decklink_parameters(), m_captureFile.path(), QString("decklink:%1").arg(KdenliveSettings::decklink_capturedevice()), m_previewSettings->isChecked(), false)) {
 708                 videoBox->setHidden(false);
 709                 m_isCapturing = true;
 710                 slotSetInfoMessage(i18n("Capturing to %1", m_captureFile.fileName()));
 711                 m_recAction->setEnabled(false);
 712                 m_stopAction->setEnabled(true);
 713                 m_previewSettings->setEnabled(false);
 714             }
 715             else {
 716                 video_frame->setText(i18n("Failed to start Decklink,\ncheck your parameters..."));
 717                 slotSetInfoMessage(i18n("Failed to start capture"));
 718                 videoBox->setHidden(true);
 719                 m_isCapturing = false;
 720             }
 721             break;
 722
 723         case ScreenBag:
 724             m_captureArgs << "-f" << "x11grab";
 725             if (KdenliveSettings::grab_follow_mouse()) m_captureArgs << "-follow_mouse" << "centered";
 726             if (!KdenliveSettings::grab_hide_frame()) m_captureArgs << "-show_region" << "1";
 727             captureSize = ":0.0";
 728             if (KdenliveSettings::grab_capture_type() == 0) {
 729                 // Full screen capture
 730                 m_captureArgs << "-s" << QString::number(screenSize.width()) + "x" + QString::number(screenSize.height());
 731             } else {
 732                 // Region capture
 733                 m_captureArgs << "-s" << QString::number(KdenliveSettings::grab_width()) + "x" + QString::number(KdenliveSettings::grab_height());
 734                 captureSize.append("+" + QString::number(KdenliveSettings::grab_offsetx()) + "." + QString::number(KdenliveSettings::grab_offsetx()));
 735             }
 736             // fps
 737             m_captureArgs << "-r" << QString::number(KdenliveSettings::grab_fps());
 738             if (KdenliveSettings::grab_hide_mouse()) captureSize.append("+nomouse");
 739             m_captureArgs << "-i" << captureSize;
 740             grabParameters = KdenliveSettings::grab_parameters().simplified().split(" ");
 741             m_captureArgs << grabParameters;
 742             m_captureArgs << path;
 743
 744             m_isCapturing = true;
 745             m_recAction->setEnabled(false);
 746             /*if (KdenliveSettings::rmd_capture_audio()) {
 747                 m_captureArgs << "--freq" << KdenliveSettings::rmd_freq();
 748                 m_captureArgs << "--channels" << QString::number(KdenliveSettings::rmd_audio_channels());
 749                 if (KdenliveSettings::rmd_use_jack()) {
 750                     m_captureArgs << "--use-jack";
 751                     QStringList ports = KdenliveSettings::rmd_jackports().split(' ', QString::SkipEmptyParts);
 752                     for (int i = 0; i < ports.count(); ++i) {
 753                         m_captureArgs << ports.at(i);
 754                     }
 755                     if (KdenliveSettings::rmd_jack_buffer() > 0.0)
 756                         m_captureArgs << "--ring-buffer-size" << QString::number(KdenliveSettings::rmd_jack_buffer());
 757                 } else {
 758                     if (!KdenliveSettings::rmd_alsadevicename().isEmpty())
 759                         m_captureArgs << "--device" << KdenliveSettings::rmd_alsadevicename();
 760                     if (KdenliveSettings::rmd_alsa_buffer() > 0)
 761                         m_captureArgs << "--buffer-size" << QString::number(KdenliveSettings::rmd_alsa_buffer());
 762                 }
 763             } else m_captureArgs << "--no-sound";*/
 764
 765             m_captureProcess->start(KdenliveSettings::ffmpegpath(), m_captureArgs);
 766             if (!m_captureProcess->waitForStarted()) {
 767                 // Problem launching capture app
 768                 showWarningMessage(i18n("Failed to start the capture application:\n%1", KdenliveSettings::ffmpegpath()));
 769             }
 770             //kDebug() << "// Screen grab params: " << m_captureArgs;
 771             break;
 772         default:
 773             break;
 774         }
 775
 776
 777         if (device_selector->currentIndex() == Firewire) {
 778             m_isCapturing = true;
 779             kDebug() << "Capture: Running ffplay " << m_displayArgs.join(" ");
 780             m_displayProcess->start(KdenliveSettings::ffplaypath(), m_displayArgs);
 781             video_frame->setText(i18n("Initialising..."));
 782         }
 783     } else {
 784         // stop capture
 785         m_displayProcess->kill();
 786         //captureProcess->kill();
 787         QTimer::singleShot(1000, this, SLOT(slotRecord()));
 788     }
 789 }
 790
 791
 792 void RecMonitor::showWarningMessage(const QString &text, bool logAction)
 793 {
 794 #if KDE_IS_VERSION(4,7,0)
 795     m_infoMessage->setText(text);
 796     m_infoMessage->setMessageType(KMessageWidget::Warning);
 797     if (logAction) {
 798         QAction *manualAction = new QAction(i18n("Show log"), this);
 799         connect(manualAction, SIGNAL(triggered()), this, SLOT(slotShowLog()));
 800         m_infoMessage->addAction(manualAction);
 801     }
 802 #if KDE_IS_VERSION(4,10,0)
 803     if (isVisible())
 804        m_infoMessage->animatedShow();
 805 #else
 806     QTimer::singleShot(0, m_infoMessage, SLOT(animatedShow()));
 807 #endif
 808 #else
 809     if (!logAction) {
 810         video_frame->setPixmap(mergeSideBySide(KIcon("dialog-warning").pixmap(QSize(50, 50)), text));
 811
 812     }
 813     else {
 814         video_frame->setText(QString("<qt>" + text + "<br><a href=\"http://kde.org\">" + i18n("Show log") + "</a>"));
 815         connect(video_frame, SIGNAL(linkActivated(QString)), this, SLOT(slotShowLog()));
 816     }
 817 #endif
 818 }
 819
 820 const QString RecMonitor::getV4lXmlPlaylist(const MltVideoProfile &profile, bool *isXml)
 821 {
 822     QString playlist;
 823     if (rec_video->isChecked() && rec_audio->isChecked()) {
 824         // We want to capture audio and video, use xml playlist
 825         *isXml = true;
 826         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);
 827
 828         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));
 829
 830         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()));
 831
 832         playlist.append("<tractor id=\"tractor0\" title=\"video0\" global_feed=\"1\" in=\"0\" out=\"999999\">");
 833         playlist.append("<track producer=\"playlist0\"/><track producer=\"playlist1\"/>");
 834         playlist.append("</tractor></mlt>");
 835     }
 836     else if (rec_audio->isChecked()) {
 837         // Audio only recording
 838         *isXml = false;
 839         playlist =QString("alsa:%1?channels=%2").arg(KdenliveSettings::v4l_alsadevicename()).arg(KdenliveSettings::alsachannels());
 840     }
 841     else {
 842         // Video only recording
 843         *isXml = false;
 844         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);
 845
 846     }
 847
 848     return playlist;
 849 }
 850
 851 /*
 852 void RecMonitor::slotStartGrab(const QRect &rect) {
 853     rgnGrab->deleteLater();
 854     QApplication::restoreOverrideCursor();
 855     show();
 856     if (rect.isNull()) return;
 857     int width = rect.width();
 858     int height = rect.height();
 859     if (width % 2 != 0) width--;
 860     if (height % 2 != 0) height--;
 861     QString args = KdenliveSettings::screengrabcapture().replace("%size", QString::number(width) + "x" + QString::number(height)).replace("%offset", "+" + QString::number(rect.x()) + "," + QString::number(rect.y()));
 862     if (KdenliveSettings::screengrabenableaudio()) {
 863         // also capture audio
 864         if (KdenliveSettings::useosscapture()) m_captureArgs << KdenliveSettings::screengrabosscapture().simplified().split(' ');
 865         else m_captureArgs << KdenliveSettings::screengrabalsacapture2().simplified().split(' ');
 866     }
 867     m_captureArgs << args.simplified().split(' ') << KdenliveSettings::screengrabencoding().simplified().split(' ') << m_captureFile.path();
 868     m_isCapturing = true;
 869     video_frame->setText(i18n("Capturing..."));
 870     if (KdenliveSettings::screengrabenableaudio() && !KdenliveSettings::useosscapture()) {
 871         QStringList alsaArgs = KdenliveSettings::screengrabalsacapture().simplified().split(' ');
 872         alsaProcess->setStandardOutputProcess(captureProcess);
 873         kDebug() << "Capture: Running arecord " << alsaArgs.join(" ");
 874         alsaProcess->start("arecord", alsaArgs);
 875     }
 876     kDebug() << "Capture: Running ffmpeg " << m_captureArgs.join(" ");
 877     captureProcess->start(KdenliveSettings::ffmpegpath(), m_captureArgs);
 878 }*/
 879
 880 void RecMonitor::slotProcessStatus(QProcess::ProcessState status)
 881 {
 882     if (status == QProcess::NotRunning) {
 883         m_displayProcess->kill();
 884         if (m_isCapturing && device_selector->currentIndex() != Firewire)
 885             if (m_addCapturedClip->isChecked() && !m_captureFile.isEmpty() && QFile::exists(m_captureFile.path())) {
 886                 emit addProjectClip(m_captureFile);
 887                 m_captureFile.clear();
 888             }
 889         if (device_selector->currentIndex() == Firewire) {
 890             m_discAction->setIcon(KIcon("network-connect"));
 891             m_discAction->setText(i18n("Connect"));
 892             m_playAction->setEnabled(false);
 893             m_rewAction->setEnabled(false);
 894             m_fwdAction->setEnabled(false);
 895             m_recAction->setEnabled(false);
 896         }
 897         else {
 898             m_recAction->setEnabled(true);
 899         }
 900         m_isPlaying = false;
 901         m_playAction->setIcon(m_playIcon);
 902         m_recAction->setChecked(false);
 903         m_stopAction->setEnabled(false);
 904         device_selector->setEnabled(true);
 905         if (m_captureProcess && m_captureProcess->exitStatus() == QProcess::CrashExit) {
 906             showWarningMessage(i18n("Capture crashed, please check your parameters"), true);
 907         } else {
 908             if (device_selector->currentIndex() != ScreenBag) {
 909                 video_frame->setText(i18n("Not connected"));
 910             } else {
 911                 int code = m_captureProcess->exitCode();
 912                 if (code != 0 && code != 255) {
 913                     showWarningMessage(i18n("Capture crashed, please check your parameters"), true);
 914                 } else {
 915                     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)));
 916                 }
 917             }
 918         }
 919         m_isCapturing = false;
 920
 921         m_spaceTimer.stop();
 922         // update free space info
 923         slotUpdateFreeSpace();
 924     } else {
 925         if (device_selector->currentIndex()) m_stopAction->setEnabled(true);
 926         device_selector->setEnabled(false);
 927     }
 928 }
 929
 930 void RecMonitor::manageCapturedFiles()
 931 {
 932     QString extension;
 933     switch (KdenliveSettings::firewireformat()) {
 934     case 0:
 935         extension = ".dv";
 936         break;
 937     case 1:
 938     case 2:
 939         extension = ".avi";
 940         break;
 941     case 3:
 942         extension = ".m2t";
 943         break;
 944     }
 945     QDir dir(m_capturePath);
 946     QStringList filters;
 947     QString capturename = KdenliveSettings::dvgrabfilename();
 948     if (capturename.isEmpty()) capturename = "capture";
 949     filters << capturename + '*' + extension;
 950     const QStringList result = dir.entryList(filters, QDir::Files, QDir::Time);
 951     KUrl::List capturedFiles;
 952     foreach(const QString & name, result) {
 953         KUrl url = KUrl(dir.filePath(name));
 954         if (KIO::NetAccess::exists(url, KIO::NetAccess::SourceSide, this)) {
 955             KFileItem file(KFileItem::Unknown, KFileItem::Unknown, url, true);
 956             if (file.time(KFileItem::ModificationTime) > m_captureTime) {
 957                 // The file was captured in the last batch
 958                 if (url.fileName().contains(':')) {
 959                     // Several dvgrab options (--timecode,...) use : in the file name, which is
 960                     // not supported by MLT, so rename them
 961                     QString newUrl = url.directory(KUrl::AppendTrailingSlash) + url.fileName().replace(':', '_');
 962                     if (QFile::rename(url.path(), newUrl)) {
 963                         url = KUrl(newUrl);
 964                     }
 965
 966                 }
 967                 capturedFiles.append(url);
 968             }
 969         }
 970     }
 971     kDebug() << "Found : " << capturedFiles.count() << " new capture files";
 972     kDebug() << capturedFiles;
 973
 974     if (!capturedFiles.isEmpty()) {
 975         QPointer<ManageCapturesDialog> d = new ManageCapturesDialog(capturedFiles, this);
 976         if (d->exec() == QDialog::Accepted) {
 977             emit addProjectClipList(d->importFiles());
 978         }
 979         delete d;
 980     }
 981 }
 982
 983 // virtual
 984 void RecMonitor::mousePressEvent(QMouseEvent *event)
 985 {
 986     if (m_freeSpace->underMouse()) slotUpdateFreeSpace();
 987     else QWidget::mousePressEvent(event);//m_videoBox->mousePressEvent(event);
 988 }
 989
 990 void RecMonitor::slotUpdateFreeSpace()
 991 {
 992     KDiskFreeSpaceInfo info = KDiskFreeSpaceInfo::freeSpaceInfo(m_capturePath);
 993     if (info.isValid() && info.size() > 0) {
 994         m_freeSpace->setValue(100 * info.used() / info.size());
 995         m_freeSpace->setText(i18n("Free space: %1", KIO::convertSize(info.available())));
 996         m_freeSpace->update();
 997     }
 998 }
 999
1000 void RecMonitor::refreshRecMonitor(bool visible)
1001 {
1002     if (visible) {
1003         //if (!m_isActive) activateMonitor();
1004
1005     }
1006 }
1007
1008 void RecMonitor::slotPlay()
1009 {
1010     /*if (m_isPlaying) slotStopCapture();
1011     else slotStartPreview(true);*/
1012 }
1013
1014 void RecMonitor::slotReadProcessInfo()
1015 {
1016     QString data = m_captureProcess->readAllStandardError().simplified();
1017     if (device_selector->currentIndex() == ScreenBag) {
1018         m_error.append(data + "\n");
1019     }
1020     else if (device_selector->currentIndex() == Firewire) {
1021         data = data.section('"', 2, 2).simplified();
1022         m_dvinfo.setText(data.left(11));
1023         m_dvinfo.updateGeometry();
1024     }
1025 }
1026
1027 void RecMonitor::slotShowLog()
1028 {
1029     KMessageBox::information(this, m_error);
1030 }
1031
1032 AbstractRender *RecMonitor::abstractRender()
1033 {
1034     return m_captureDevice;
1035 }
1036
1037
1038 void RecMonitor::analyseFrames(bool analyse)
1039 {
1040     m_analyse = analyse;
1041     if (m_captureDevice) m_captureDevice->sendFrameForAnalysis = analyse;
1042 }
1043
1044 void RecMonitor::slotDroppedFrames(int dropped)
1045 {
1046     slotSetInfoMessage(i18n("%1 dropped frames", dropped));
1047 }
1048
1049 void RecMonitor::buildMltDevice(const QString &path)
1050 {
1051     if (m_captureDevice == NULL) {
1052         m_monitorManager->updateScopeSource();
1053         m_captureDevice = new MltDeviceCapture(path, videoSurface, this);
1054         connect(m_captureDevice, SIGNAL(droppedFrames(int)), this, SLOT(slotDroppedFrames(int)));
1055         m_captureDevice->sendFrameForAnalysis = m_analyse;
1056         m_monitorManager->updateScopeSource();
1057     }
1058 }
1059
1060 void RecMonitor::slotChangeRecordingPreview(bool enable)
1061 {
1062     KdenliveSettings::setEnable_recording_preview(enable);
1063 }
1064
1065
1066 void RecMonitor::slotMouseSeek(int /*eventDelta*/, bool /*fast*/)
1067 {
1068 }
1069
1070
1071 #include "recmonitor.moc"
1072