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     // Special case: when recording audio only, do not stop so that we can do voiceover.
 196     if (device_selector->currentIndex() == VIDEO4LINUX && !rec_video->isChecked()) return;
 197     slotStopCapture();
 198 }
 199
 200 void RecMonitor::start()
 201 {
 202     //slotStartPreview(true);
 203 }
 204
 205 void RecMonitor::slotConfigure()
 206 {
 207     emit showConfigDialog(4, device_selector->currentIndex());
 208 }
 209
 210 void RecMonitor::slotUpdateCaptureFolder(const QString &currentProjectFolder)
 211 {
 212     if (KdenliveSettings::capturetoprojectfolder()) m_capturePath = currentProjectFolder;
 213     else m_capturePath = KdenliveSettings::capturefolder();
 214     if (m_captureProcess) m_captureProcess->setWorkingDirectory(m_capturePath);
 215     if (m_captureProcess->state() != QProcess::NotRunning) {
 216         if (device_selector->currentIndex() == FIREWIRE)
 217             KMessageBox::information(this, i18n("You need to disconnect and reconnect in the capture monitor to apply your changes"), i18n("Capturing"));
 218         else KMessageBox::information(this, i18n("You need to stop capture before your changes can be applied"), i18n("Capturing"));
 219     } else slotVideoDeviceChanged(device_selector->currentIndex());
 220
 221     // update free space info
 222     slotUpdateFreeSpace();
 223 }
 224
 225 void RecMonitor::slotVideoDeviceChanged(int ix)
 226 {
 227     QString capturefile;
 228     QString capturename;
 229     m_previewSettings->setEnabled(ix == VIDEO4LINUX || ix == BLACKMAGIC);
 230     control_frame->setVisible(ix == VIDEO4LINUX);
 231     m_fwdAction->setVisible(ix == FIREWIRE);
 232     m_discAction->setVisible(ix == FIREWIRE);
 233     m_rewAction->setVisible(ix == FIREWIRE);
 234     m_recAction->setEnabled(ix != FIREWIRE);
 235     m_logger.setVisible(ix == BLACKMAGIC);
 236     if (m_captureDevice) {
 237         // MLT capture still running, abort
 238         m_monitorManager->clearScopeSource();
 239         m_captureDevice->stop();
 240         delete m_captureDevice;
 241         m_captureDevice = NULL;
 242     }
 243
 244     // The m_videoBox container has to be shown once before the MLT consumer is build, or preview will fail
 245     videoBox->setHidden(ix != VIDEO4LINUX && ix != BLACKMAGIC);
 246     videoBox->setHidden(true);
 247     switch (ix) {
 248     case SCREENGRAB:
 249         m_discAction->setEnabled(false);
 250         m_rewAction->setEnabled(false);
 251         m_fwdAction->setEnabled(false);
 252         m_stopAction->setEnabled(false);
 253         m_playAction->setEnabled(false);
 254         if (KdenliveSettings::rmd_path().isEmpty()) {
 255             QString rmdpath = KStandardDirs::findExe("recordmydesktop");
 256             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")));
 257             else KdenliveSettings::setRmd_path(rmdpath);
 258         }
 259         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)));
 260         //video_frame->setText(i18n("Press record button\nto start screen capture"));
 261         break;
 262     case VIDEO4LINUX:
 263         m_stopAction->setEnabled(false);
 264         m_playAction->setEnabled(true);
 265         checkDeviceAvailability();
 266         break;
 267     case BLACKMAGIC:
 268         m_stopAction->setEnabled(false);
 269         m_playAction->setEnabled(true);
 270         capturefile = m_capturePath;
 271         if (!capturefile.endsWith('/')) capturefile.append('/');
 272         capturename = KdenliveSettings::decklink_filename();
 273         capturename.append("xxx.");
 274         capturename.append(KdenliveSettings::decklink_extension());
 275         capturefile.append(capturename);
 276         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)));
 277         break;
 278     default: // FIREWIRE
 279         m_discAction->setEnabled(true);
 280         m_stopAction->setEnabled(false);
 281         m_playAction->setEnabled(false);
 282         m_rewAction->setEnabled(false);
 283         m_fwdAction->setEnabled(false);
 284
 285         // Check that dvgab is available
 286         if (KdenliveSettings::dvgrab_path().isEmpty()) {
 287             QString dvgrabpath = KStandardDirs::findExe("dvgrab");
 288             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")));
 289             else KdenliveSettings::setDvgrab_path(dvgrabpath);
 290         } else {
 291             // Show capture info
 292             capturefile = m_capturePath;
 293             if (!capturefile.endsWith('/')) capturefile.append('/');
 294             capturename = KdenliveSettings::dvgrabfilename();
 295             if (capturename.isEmpty()) capturename = "capture";
 296             QString extension;
 297             switch (KdenliveSettings::firewireformat()) {
 298             case 0:
 299                 extension = ".dv";
 300                 break;
 301             case 1:
 302             case 2:
 303                 extension = ".avi";
 304                 break;
 305             case 3:
 306                 extension = ".m2t";
 307                 break;
 308             }
 309             capturename.append("xxx" + extension);
 310             capturefile.append(capturename);
 311             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)));
 312         }
 313         break;
 314     }
 315 }
 316
 317 void RecMonitor::slotSetInfoMessage(const QString &message)
 318 {
 319     m_logger.insertItem(0, message);
 320 }
 321
 322 QPixmap RecMonitor::mergeSideBySide(const QPixmap& pix, const QString &txt)
 323 {
 324     QPainter p;
 325     QRect r = QApplication::fontMetrics().boundingRect(QRect(0, 0, video_frame->width(), video_frame->height()), Qt::AlignLeft, txt);
 326     int strWidth = r.width();
 327     int strHeight = r.height();
 328     int pixWidth = pix.width();
 329     int pixHeight = pix.height();
 330     QPixmap res(strWidth + 8 + pixWidth, qMax(strHeight, pixHeight));
 331     res.fill(Qt::transparent);
 332     p.begin(&res);
 333     p.drawPixmap(0, 0, pix);
 334     p.setPen(kapp->palette().text().color());
 335     p.drawText(QRect(pixWidth + 8, 0, strWidth, strHeight), 0, txt);
 336     p.end();
 337     return res;
 338 }
 339
 340
 341 void RecMonitor::checkDeviceAvailability()
 342 {
 343     if (!KIO::NetAccess::exists(KUrl(KdenliveSettings::video4vdevice()), KIO::NetAccess::SourceSide , this)) {
 344         rec_video->setChecked(false);
 345         rec_video->setEnabled(false);
 346         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())));
 347     } else {
 348         rec_video->setEnabled(true);
 349         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)));
 350     }
 351 }
 352
 353 void RecMonitor::slotDisconnect()
 354 {
 355     if (m_captureProcess->state() == QProcess::NotRunning) {
 356         m_captureTime = KDateTime::currentLocalDateTime();
 357         kDebug() << "CURRENT TIME: " << m_captureTime.toString();
 358         m_didCapture = false;
 359         slotStartPreview(false);
 360         m_discAction->setIcon(KIcon("network-disconnect"));
 361         m_discAction->setText(i18n("Disconnect"));
 362         m_recAction->setEnabled(true);
 363         m_stopAction->setEnabled(true);
 364         m_playAction->setEnabled(true);
 365         m_rewAction->setEnabled(true);
 366         m_fwdAction->setEnabled(true);
 367     } else {
 368         m_captureProcess->write("q", 1);
 369         QTimer::singleShot(1000, m_captureProcess, SLOT(kill()));
 370         if (m_didCapture) manageCapturedFiles();
 371         m_didCapture = false;
 372     }
 373 }
 374
 375 void RecMonitor::slotRewind()
 376 {
 377     m_captureProcess->write("a", 1);
 378 }
 379
 380 void RecMonitor::slotForward()
 381 {
 382     m_captureProcess->write("z", 1);
 383 }
 384
 385 void RecMonitor::slotStopCapture()
 386 {
 387     // stop capture
 388     if (!m_isCapturing && !m_isPlaying) return;
 389     videoBox->setHidden(true);
 390     control_frame->setEnabled(true);
 391     slotActivateMonitor();
 392     switch (device_selector->currentIndex()) {
 393     case FIREWIRE:
 394         m_captureProcess->write("\e", 2);
 395         m_playAction->setIcon(m_playIcon);
 396         m_isPlaying = false;
 397         break;
 398     case SCREENGRAB:
 399         m_captureProcess->write("q\n", 3);
 400         m_captureProcess->terminate();
 401         video_frame->setText(i18n("Encoding captured video..."));
 402         QTimer::singleShot(1000, m_captureProcess, SLOT(kill()));
 403         break;
 404     case VIDEO4LINUX:
 405     case BLACKMAGIC:
 406         if (m_captureDevice) {
 407             m_captureDevice->stop();
 408         }
 409         m_previewSettings->setEnabled(true);
 410         m_isCapturing = false;
 411         m_isPlaying = false;
 412         m_playAction->setEnabled(true);
 413         m_stopAction->setEnabled(false);
 414         m_recAction->setEnabled(true);
 415         slotSetInfoMessage(i18n("Capture stopped"));
 416         m_isCapturing = false;
 417         m_recAction->setChecked(false);
 418         if (m_addCapturedClip->isChecked() && !m_captureFile.isEmpty() && QFile::exists(m_captureFile.path())) {
 419             emit addProjectClip(m_captureFile);
 420             m_captureFile.clear();
 421         }
 422         break;
 423     default:
 424         break;
 425     }
 426 }
 427
 428 void RecMonitor::slotStartPreview(bool play)
 429 {
 430     if (m_captureProcess->state() != QProcess::NotRunning) {
 431         if (device_selector->currentIndex() == FIREWIRE) {
 432             videoBox->setHidden(false);
 433             if (m_isPlaying) {
 434                 m_captureProcess->write("k", 1);
 435                 //captureProcess->write("\e", 2);
 436                 m_playAction->setIcon(m_playIcon);
 437                 m_isPlaying = false;
 438             } else {
 439                 m_captureProcess->write("p", 1);
 440                 m_playAction->setIcon(m_pauseIcon);
 441                 m_isPlaying = true;
 442             }
 443         }
 444         return;
 445     }
 446     slotActivateMonitor();
 447     if (m_isPlaying) return;
 448     m_captureArgs.clear();
 449     m_displayArgs.clear();
 450     m_isPlaying = false;
 451     QString capturename = KdenliveSettings::dvgrabfilename();
 452     QString path;
 453     MltVideoProfile profile;
 454     QString producer;
 455     QStringList dvargs = KdenliveSettings::dvgrabextra().simplified().split(' ', QString::SkipEmptyParts);
 456     int ix = device_selector->currentIndex();
 457     bool isXml;
 458     videoBox->setHidden(ix != VIDEO4LINUX && ix != BLACKMAGIC && ix != FIREWIRE);
 459     switch (ix) {
 460     case FIREWIRE:
 461         switch (KdenliveSettings::firewireformat()) {
 462         case 0:
 463             // RAW DV CAPTURE
 464             m_captureArgs << "--format" << "raw";
 465             m_displayArgs << "-f" << "dv";
 466             break;
 467         case 1:
 468             // DV type 1
 469             m_captureArgs << "--format" << "dv1";
 470             m_displayArgs << "-f" << "dv";
 471             break;
 472         case 2:
 473             // DV type 2
 474             m_captureArgs << "--format" << "dv2";
 475             m_displayArgs << "-f" << "dv";
 476             break;
 477         case 3:
 478             // HDV CAPTURE
 479             m_captureArgs << "--format" << "hdv";
 480             m_displayArgs << "-f" << "mpegts";
 481             break;
 482         }
 483         if (KdenliveSettings::firewireautosplit()) m_captureArgs << "--autosplit";
 484         if (KdenliveSettings::firewiretimestamp()) m_captureArgs << "--timestamp";
 485         if (!dvargs.isEmpty()) {
 486             m_captureArgs << dvargs;
 487         }
 488         m_captureArgs << "-i";
 489         if (capturename.isEmpty()) capturename = "capture";
 490         m_captureArgs << capturename << "-";
 491
 492         m_displayArgs << "-x" << QString::number(video_frame->width()) << "-y" << QString::number(video_frame->height()) << "-noframedrop" << "-";
 493
 494         m_captureProcess->setStandardOutputProcess(m_displayProcess);
 495         m_captureProcess->setWorkingDirectory(m_capturePath);
 496         kDebug() << "Capture: Running dvgrab " << m_captureArgs.join(" ");
 497
 498         m_captureProcess->start(KdenliveSettings::dvgrab_path(), m_captureArgs);
 499         if (play) m_captureProcess->write(" ", 1);
 500         m_discAction->setEnabled(true);
 501         break;
 502     case VIDEO4LINUX:
 503         path = KStandardDirs::locateLocal("appdata", "profiles/video4linux");
 504         buildMltDevice(path);
 505         profile = ProfilesDialog::getVideoProfile(path);
 506         producer = getV4lXmlPlaylist(profile, &isXml);
 507
 508         //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);
 509         if (!m_captureDevice->slotStartPreview(producer, isXml)) {
 510             // v4l capture failed to start
 511             video_frame->setText(i18n("Failed to start Video4Linux,\ncheck your parameters..."));
 512             videoBox->setHidden(true);
 513
 514         } else {
 515             m_playAction->setEnabled(false);
 516             m_stopAction->setEnabled(true);
 517             m_isPlaying = true;
 518         }
 519
 520         break;
 521     case BLACKMAGIC:
 522         path = KdenliveSettings::current_profile();
 523         slotActivateMonitor();
 524         buildMltDevice(path);
 525         producer = QString("decklink:%1").arg(KdenliveSettings::decklink_capturedevice());
 526         if (!m_captureDevice->slotStartPreview(producer)) {
 527             // v4l capture failed to start
 528             video_frame->setText(i18n("Failed to start Decklink,\ncheck your parameters..."));
 529             videoBox->setHidden(true);
 530
 531         } else {
 532             m_playAction->setEnabled(false);
 533             m_stopAction->setEnabled(true);
 534             m_isPlaying = true;
 535         }
 536         break;
 537     default:
 538         break;
 539     }
 540
 541     control_frame->setEnabled(false);
 542
 543     if (device_selector->currentIndex() == FIREWIRE) {
 544         kDebug() << "Capture: Running ffplay " << m_displayArgs.join(" ");
 545         m_displayProcess->start(KdenliveSettings::ffplaypath(), m_displayArgs);
 546         //video_frame->setText(i18n("Initialising..."));
 547     } else {
 548         // do something when starting screen grab
 549     }
 550 }
 551
 552 void RecMonitor::slotRecord()
 553 {
 554     if (m_captureProcess->state() == QProcess::NotRunning && device_selector->currentIndex() == FIREWIRE) {
 555         slotStartPreview();
 556     }
 557     if (m_isCapturing) {
 558         // User stopped capture
 559         slotStopCapture();
 560         return;
 561     } else if (device_selector->currentIndex() == FIREWIRE) {
 562         m_isCapturing = true;
 563         m_didCapture = true;
 564         m_captureProcess->write("c\n", 3);
 565         m_spaceTimer.start();
 566         return;
 567     }
 568     if (m_captureProcess->state() == QProcess::NotRunning) {
 569         m_logger.clear();
 570         m_recAction->setChecked(true);
 571         QString extension = "mpg";
 572         if (device_selector->currentIndex() == SCREENGRAB) extension = "ogv"; //KdenliveSettings::screengrabextension();
 573         else if (device_selector->currentIndex() == VIDEO4LINUX) {
 574             // TODO: when recording audio only, allow configuration?
 575             if (!rec_video->isChecked()) extension = "wav";
 576             else extension = KdenliveSettings::v4l_extension();
 577         }
 578         else if (device_selector->currentIndex() == BLACKMAGIC) extension = KdenliveSettings::decklink_extension();
 579         QString path = KUrl(m_capturePath).path(KUrl::AddTrailingSlash) + "capture0000." + extension;
 580         int i = 1;
 581         while (QFile::exists(path)) {
 582             QString num = QString::number(i).rightJustified(4, '0', false);
 583             path = KUrl(m_capturePath).path(KUrl::AddTrailingSlash) + "capture" + num + '.' + extension;
 584             i++;
 585         }
 586         m_captureFile = KUrl(path);
 587
 588         m_captureArgs.clear();
 589         m_displayArgs.clear();
 590         QString args;
 591         QString playlist;
 592         QString v4lparameters;
 593         MltVideoProfile profile;
 594         bool showPreview;
 595         bool isXml;
 596         QString capturename = KdenliveSettings::dvgrabfilename();
 597         if (capturename.isEmpty()) capturename = "capture";
 598
 599         switch (device_selector->currentIndex()) {
 600         case VIDEO4LINUX:
 601             if (rec_video->isChecked()) slotActivateMonitor();
 602             path = KStandardDirs::locateLocal("appdata", "profiles/video4linux");
 603             profile = ProfilesDialog::getVideoProfile(path);
 604             //m_videoBox->setRatio((double) profile.display_aspect_num / profile.display_aspect_den);
 605             buildMltDevice(path);
 606             playlist = getV4lXmlPlaylist(profile, &isXml);
 607
 608             v4lparameters = KdenliveSettings::v4l_parameters();
 609
 610             // TODO: when recording audio only, allow param configuration?
 611             if (!rec_video->isChecked()) v4lparameters.clear();
 612
 613             // Add alsa audio capture
 614             if (!rec_audio->isChecked()) {
 615                 // if we do not want audio, make sure that we don't have audio encoding parameters
 616                 // this is required otherwise the MLT avformat consumer will not close properly
 617                 if (v4lparameters.contains("acodec")) {
 618                     QString endParam = v4lparameters.section("acodec", 1);
 619                     int vcodec = endParam.indexOf(" vcodec");
 620                     int format = endParam.indexOf(" f=");
 621                     int cutPosition = -1;
 622                     if (vcodec > -1) {
 623                         if (format  > -1) {
 624                             cutPosition = qMin(vcodec, format);
 625                         }
 626                         else cutPosition = vcodec;
 627                     }
 628                     else if (format  > -1) {
 629                         cutPosition = format;
 630                     }
 631                     else {
 632                         // nothing interesting in end params
 633                         endParam.clear();
 634                     }
 635                     if (cutPosition > -1) {
 636                         endParam.remove(0, cutPosition);
 637                     }
 638                     v4lparameters = QString(v4lparameters.section("acodec", 0, 0) + "an=1 " + endParam).simplified();
 639                 }
 640             }
 641
 642             showPreview = m_previewSettings->isChecked();
 643             if (!rec_video->isChecked()) showPreview = false;
 644
 645             if (m_captureDevice->slotStartCapture(v4lparameters, m_captureFile.path(), playlist, showPreview, isXml)) {
 646                 videoBox->setHidden(false);
 647                 m_isCapturing = true;
 648                 m_recAction->setEnabled(false);
 649                 m_stopAction->setEnabled(true);
 650                 m_previewSettings->setEnabled(false);
 651                 control_frame->setEnabled(false);
 652             }
 653             else {
 654                 video_frame->setText(i18n("Failed to start Video4Linux,\ncheck your parameters..."));
 655                 videoBox->setHidden(true);
 656                 m_recAction->blockSignals(true);
 657                 m_recAction->setChecked(false);
 658                 m_recAction->blockSignals(false);
 659                 m_isCapturing = false;
 660             }
 661             break;
 662
 663         case BLACKMAGIC:
 664             slotActivateMonitor();
 665             path = KdenliveSettings::current_profile();
 666             profile = ProfilesDialog::getVideoProfile(path);
 667             //m_videoBox->setRatio((double) profile.display_aspect_num / profile.display_aspect_den);
 668             buildMltDevice(path);
 669
 670             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());
 671
 672             if (m_captureDevice->slotStartCapture(KdenliveSettings::decklink_parameters(), m_captureFile.path(), QString("decklink:%1").arg(KdenliveSettings::decklink_capturedevice()), m_previewSettings->isChecked(), false)) {
 673                 videoBox->setHidden(false);
 674                 m_isCapturing = true;
 675                 slotSetInfoMessage(i18n("Capturing to %1", m_captureFile.fileName()));
 676                 m_recAction->setEnabled(false);
 677                 m_stopAction->setEnabled(true);
 678                 m_previewSettings->setEnabled(false);
 679             }
 680             else {
 681                 video_frame->setText(i18n("Failed to start Decklink,\ncheck your parameters..."));
 682                 slotSetInfoMessage(i18n("Failed to start capture"));
 683                 videoBox->setHidden(true);
 684                 m_isCapturing = false;
 685             }
 686             break;
 687
 688         case SCREENGRAB:
 689             switch (KdenliveSettings::rmd_capture_type()) {
 690             case 0:
 691                 // Full screen capture, nothing special to do
 692                 break;
 693             default:
 694                 // Region capture
 695                 m_captureArgs << "--width" << QString::number(KdenliveSettings::rmd_width()) << "--height" << QString::number(KdenliveSettings::rmd_height());
 696                 if (!KdenliveSettings::rmd_follow_mouse()) {
 697                     m_captureArgs << "-x" << QString::number(KdenliveSettings::rmd_offsetx()) << "-y" << QString::number(KdenliveSettings::rmd_offsety());
 698                 } else {
 699                     m_captureArgs << "--follow-mouse";
 700                     if (KdenliveSettings::rmd_hide_frame()) m_captureArgs << "--no-frame";
 701                 }
 702                 break;
 703             }
 704             if (KdenliveSettings::rmd_hide_mouse()) m_captureArgs << "--no-cursor";
 705             m_isCapturing = true;
 706             if (KdenliveSettings::rmd_capture_audio()) {
 707                 m_captureArgs << "--freq" << KdenliveSettings::rmd_freq();
 708                 m_captureArgs << "--channels" << QString::number(KdenliveSettings::rmd_audio_channels());
 709                 if (KdenliveSettings::rmd_use_jack()) {
 710                     m_captureArgs << "--use-jack";
 711                     QStringList ports = KdenliveSettings::rmd_jackports().split(' ', QString::SkipEmptyParts);
 712                     for (int i = 0; i < ports.count(); ++i) {
 713                         m_captureArgs << ports.at(i);
 714                     }
 715                     if (KdenliveSettings::rmd_jack_buffer() > 0.0)
 716                         m_captureArgs << "--ring-buffer-size" << QString::number(KdenliveSettings::rmd_jack_buffer());
 717                 } else {
 718                     if (!KdenliveSettings::rmd_alsadevicename().isEmpty())
 719                         m_captureArgs << "--device" << KdenliveSettings::rmd_alsadevicename();
 720                     if (KdenliveSettings::rmd_alsa_buffer() > 0)
 721                         m_captureArgs << "--buffer-size" << QString::number(KdenliveSettings::rmd_alsa_buffer());
 722                 }
 723             } else m_captureArgs << "--no-sound";
 724
 725             if (KdenliveSettings::rmd_fullshots()) m_captureArgs << "--full-shots";
 726             m_captureArgs << "--v_bitrate" << QString::number(KdenliveSettings::rmd_bitrate());
 727             m_captureArgs << "--v_quality" << QString::number(KdenliveSettings::rmd_quality());
 728             m_captureArgs << "--workdir" << KdenliveSettings::currenttmpfolder();
 729             m_captureArgs << "--fps" << QString::number(KdenliveSettings::rmd_fps()) << "-o" << m_captureFile.path();
 730             m_captureProcess->start(KdenliveSettings::rmd_path(), m_captureArgs);
 731             kDebug() << "// RecordMyDesktop params: " << m_captureArgs;
 732             break;
 733         default:
 734             break;
 735         }
 736
 737
 738         if (device_selector->currentIndex() == FIREWIRE) {
 739             m_isCapturing = true;
 740             kDebug() << "Capture: Running ffplay " << m_displayArgs.join(" ");
 741             m_displayProcess->start(KdenliveSettings::ffplaypath(), m_displayArgs);
 742             video_frame->setText(i18n("Initialising..."));
 743         }
 744     } else {
 745         // stop capture
 746         m_displayProcess->kill();
 747         //captureProcess->kill();
 748         QTimer::singleShot(1000, this, SLOT(slotRecord()));
 749     }
 750 }
 751
 752 const QString RecMonitor::getV4lXmlPlaylist(MltVideoProfile profile, bool *isXml)
 753 {
 754     QString playlist;
 755     if (rec_video->isChecked() && rec_audio->isChecked()) {
 756         // We want to capture audio and video, use xml playlist
 757         *isXml = true;
 758         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);
 759
 760         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));
 761
 762         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()));
 763
 764         playlist.append("<tractor id=\"tractor0\" title=\"video0\" global_feed=\"1\" in=\"0\" out=\"999999\">");
 765         playlist.append("<track producer=\"playlist0\"/><track producer=\"playlist1\"/>");
 766         playlist.append("</tractor></mlt>");
 767     }
 768     else if (rec_audio->isChecked()) {
 769         // Audio only recording
 770         *isXml = false;
 771         playlist =QString("alsa:%1?channels=%2").arg(KdenliveSettings::v4l_alsadevicename()).arg(KdenliveSettings::alsachannels());
 772     }
 773     else {
 774         // Video only recording
 775         *isXml = false;
 776         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);
 777
 778     }
 779
 780     return playlist;
 781 }
 782
 783 /*
 784 void RecMonitor::slotStartGrab(const QRect &rect) {
 785     rgnGrab->deleteLater();
 786     QApplication::restoreOverrideCursor();
 787     show();
 788     if (rect.isNull()) return;
 789     int width = rect.width();
 790     int height = rect.height();
 791     if (width % 2 != 0) width--;
 792     if (height % 2 != 0) height--;
 793     QString args = KdenliveSettings::screengrabcapture().replace("%size", QString::number(width) + "x" + QString::number(height)).replace("%offset", "+" + QString::number(rect.x()) + "," + QString::number(rect.y()));
 794     if (KdenliveSettings::screengrabenableaudio()) {
 795         // also capture audio
 796         if (KdenliveSettings::useosscapture()) m_captureArgs << KdenliveSettings::screengrabosscapture().simplified().split(' ');
 797         else m_captureArgs << KdenliveSettings::screengrabalsacapture2().simplified().split(' ');
 798     }
 799     m_captureArgs << args.simplified().split(' ') << KdenliveSettings::screengrabencoding().simplified().split(' ') << m_captureFile.path();
 800     m_isCapturing = true;
 801     video_frame->setText(i18n("Capturing..."));
 802     if (KdenliveSettings::screengrabenableaudio() && !KdenliveSettings::useosscapture()) {
 803         QStringList alsaArgs = KdenliveSettings::screengrabalsacapture().simplified().split(' ');
 804         alsaProcess->setStandardOutputProcess(captureProcess);
 805         kDebug() << "Capture: Running arecord " << alsaArgs.join(" ");
 806         alsaProcess->start("arecord", alsaArgs);
 807     }
 808     kDebug() << "Capture: Running ffmpeg " << m_captureArgs.join(" ");
 809     captureProcess->start(KdenliveSettings::ffmpegpath(), m_captureArgs);
 810 }*/
 811
 812 void RecMonitor::slotProcessStatus(QProcess::ProcessState status)
 813 {
 814     if (status == QProcess::NotRunning) {
 815         m_displayProcess->kill();
 816         if (m_isCapturing && device_selector->currentIndex() != FIREWIRE)
 817             if (m_addCapturedClip->isChecked() && !m_captureFile.isEmpty() && QFile::exists(m_captureFile.path())) {
 818                 emit addProjectClip(m_captureFile);
 819                 m_captureFile.clear();
 820             }
 821         if (device_selector->currentIndex() == FIREWIRE) {
 822             m_discAction->setIcon(KIcon("network-connect"));
 823             m_discAction->setText(i18n("Connect"));
 824             m_playAction->setEnabled(false);
 825             m_rewAction->setEnabled(false);
 826             m_fwdAction->setEnabled(false);
 827             m_recAction->setEnabled(false);
 828         }
 829         m_isPlaying = false;
 830         m_playAction->setIcon(m_playIcon);
 831         m_recAction->setChecked(false);
 832         m_stopAction->setEnabled(false);
 833         device_selector->setEnabled(true);
 834         if (m_captureProcess && m_captureProcess->exitStatus() == QProcess::CrashExit) {
 835             video_frame->setText(i18n("Capture crashed, please check your parameters"));
 836         } else {
 837             if (device_selector->currentIndex() != SCREENGRAB) {
 838                 video_frame->setText(i18n("Not connected"));
 839             } else {
 840                 if (m_captureProcess->exitCode() != 0) {
 841                     video_frame->setText(i18n("Capture crashed, please check your parameters\nRecordMyDesktop exit code: %1", QString::number(m_captureProcess->exitCode())));
 842                 } else {
 843                     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)));
 844                 }
 845             }
 846         }
 847         m_isCapturing = false;
 848
 849         m_spaceTimer.stop();
 850         // update free space info
 851         slotUpdateFreeSpace();
 852     } else {
 853         if (device_selector->currentIndex() != SCREENGRAB) m_stopAction->setEnabled(true);
 854         device_selector->setEnabled(false);
 855     }
 856 }
 857
 858 void RecMonitor::manageCapturedFiles()
 859 {
 860     QString extension;
 861     switch (KdenliveSettings::firewireformat()) {
 862     case 0:
 863         extension = ".dv";
 864         break;
 865     case 1:
 866     case 2:
 867         extension = ".avi";
 868         break;
 869     case 3:
 870         extension = ".m2t";
 871         break;
 872     }
 873     QDir dir(m_capturePath);
 874     QStringList filters;
 875     QString capturename = KdenliveSettings::dvgrabfilename();
 876     if (capturename.isEmpty()) capturename = "capture";
 877     filters << capturename + '*' + extension;
 878     const QStringList result = dir.entryList(filters, QDir::Files, QDir::Time);
 879     KUrl::List capturedFiles;
 880     foreach(const QString & name, result) {
 881         KUrl url = KUrl(dir.filePath(name));
 882         if (KIO::NetAccess::exists(url, KIO::NetAccess::SourceSide, this)) {
 883             KFileItem file(KFileItem::Unknown, KFileItem::Unknown, url, true);
 884             if (file.time(KFileItem::ModificationTime) > m_captureTime) {
 885                 // The file was captured in the last batch
 886                 if (url.fileName().contains(':')) {
 887                     // Several dvgrab options (--timecode,...) use : in the file name, which is
 888                     // not supported by MLT, so rename them
 889                     QString newUrl = url.directory(KUrl::AppendTrailingSlash) + url.fileName().replace(':', '_');
 890                     if (QFile::rename(url.path(), newUrl)) {
 891                         url = KUrl(newUrl);
 892                     }
 893
 894                 }
 895                 capturedFiles.append(url);
 896             }
 897         }
 898     }
 899     kDebug() << "Found : " << capturedFiles.count() << " new capture files";
 900     kDebug() << capturedFiles;
 901
 902     if (capturedFiles.count() > 0) {
 903         QPointer<ManageCapturesDialog> d = new ManageCapturesDialog(capturedFiles, this);
 904         if (d->exec() == QDialog::Accepted) {
 905             emit addProjectClipList(d->importFiles());
 906         }
 907         delete d;
 908     }
 909 }
 910
 911 // virtual
 912 void RecMonitor::mousePressEvent(QMouseEvent *event)
 913 {
 914     if (m_freeSpace->underMouse()) slotUpdateFreeSpace();
 915     else QWidget::mousePressEvent(event);//m_videoBox->mousePressEvent(event);
 916 }
 917
 918 void RecMonitor::slotUpdateFreeSpace()
 919 {
 920     KDiskFreeSpaceInfo info = KDiskFreeSpaceInfo::freeSpaceInfo(m_capturePath);
 921     if (info.isValid() && info.size() > 0) {
 922         m_freeSpace->setValue(100 * info.used() / info.size());
 923         m_freeSpace->setText(i18n("Free space: %1", KIO::convertSize(info.available())));
 924         m_freeSpace->update();
 925     }
 926 }
 927
 928 void RecMonitor::refreshRecMonitor(bool visible)
 929 {
 930     if (visible) {
 931         //if (!m_isActive) activateMonitor();
 932
 933     }
 934 }
 935
 936 void RecMonitor::slotPlay()
 937 {
 938     /*if (m_isPlaying) slotStopCapture();
 939     else slotStartPreview(true);*/
 940 }
 941
 942 void RecMonitor::slotReadDvgrabInfo()
 943 {
 944     QString data = m_captureProcess->readAllStandardError().simplified();
 945     data = data.section('"', 2, 2).simplified();
 946     m_dvinfo.setText(data.left(11));
 947     m_dvinfo.updateGeometry();
 948 }
 949
 950 AbstractRender *RecMonitor::abstractRender()
 951 {
 952     return m_captureDevice;
 953 }
 954
 955
 956 void RecMonitor::analyseFrames(bool analyse)
 957 {
 958     m_analyse = analyse;
 959     if (m_captureDevice) m_captureDevice->sendFrameForAnalysis = analyse;
 960 }
 961
 962 void RecMonitor::slotDroppedFrames(int dropped)
 963 {
 964     slotSetInfoMessage(i18n("%1 dropped frames", dropped));
 965 }
 966
 967 void RecMonitor::buildMltDevice(const QString &path)
 968 {
 969     if (m_captureDevice == NULL) {
 970         m_monitorManager->updateScopeSource();
 971         m_captureDevice = new MltDeviceCapture(path, videoSurface, this);
 972         connect(m_captureDevice, SIGNAL(droppedFrames(int)), this, SLOT(slotDroppedFrames(int)));
 973         m_captureDevice->sendFrameForAnalysis = m_analyse;
 974         m_monitorManager->updateScopeSource();
 975     }
 976 }
 977
 978 void RecMonitor::slotChangeRecordingPreview(bool enable)
 979 {
 980     KdenliveSettings::setEnable_recording_preview(enable);
 981 }
 982
 983
 984 void RecMonitor::slotMouseSeek(int /*eventDelta*/, bool /*fast*/)
 985 {
 986 }
 987
 988
 989 #include "recmonitor.moc"
 990