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