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