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