diff -r 000000000000 -r 1918ee327afb src/3rdparty/phonon/qt7/mediaobject.mm
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/phonon/qt7/mediaobject.mm Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,982 @@
+/* This file is part of the KDE project.
+
+ Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+
+ This library is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation, either version 2.1 or 3 of the License.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this library. If not, see .
+*/
+
+#include
+#include "mediaobject.h"
+#include "backendheader.h"
+#include "videowidget.h"
+#include "videoframe.h"
+#include "audiooutput.h"
+#include "quicktimevideoplayer.h"
+#include "quicktimemetadata.h"
+#include "audiograph.h"
+#include "mediaobjectaudionode.h"
+#include "quicktimeaudioplayer.h"
+
+QT_BEGIN_NAMESPACE
+
+namespace Phonon
+{
+namespace QT7
+{
+
+MediaObject::MediaObject(QObject *parent) : MediaNode(AudioSource | VideoSource, parent)
+{
+ m_owningMediaObject = this;
+ m_state = Phonon::LoadingState;
+
+ m_videoPlayer = new QuickTimeVideoPlayer();
+ m_audioPlayer = new QuickTimeAudioPlayer();
+ m_nextVideoPlayer = new QuickTimeVideoPlayer();
+ m_nextAudioPlayer = new QuickTimeAudioPlayer();
+ m_mediaObjectAudioNode = new MediaObjectAudioNode(m_audioPlayer, m_nextAudioPlayer);
+ setAudioNode(m_mediaObjectAudioNode);
+
+ m_audioGraph = new AudioGraph(this);
+
+ m_tickInterval = 0;
+ m_prefinishMark = 0;
+ m_currentTime = 0;
+ m_transitionTime = 0;
+ m_percentageLoaded = 0;
+ m_waitNextSwap = false;
+ m_autoplayTitles = true;
+ m_audioEffectCount = 0;
+ m_audioOutputCount = 0;
+ m_videoEffectCount = 0;
+ m_videoOutputCount = 0;
+ m_audioSystem = AS_Unset;
+ m_errorType = Phonon::NoError;
+
+ m_tickTimer = 0;
+ m_videoTimer = 0;
+ m_audioTimer = 0;
+ m_rapidTimer = 0;
+
+#if QT_ALLOW_QUICKTIME
+ m_displayLink = 0;
+ m_pendingDisplayLinkEvent = false;
+#endif
+
+ checkForError();
+}
+
+MediaObject::~MediaObject()
+{
+ // m_mediaObjectAudioNode is owned by super class.
+#if QT_ALLOW_QUICKTIME
+ stopDisplayLink();
+#endif
+ m_audioPlayer->unsetVideoPlayer();
+ m_nextAudioPlayer->unsetVideoPlayer();
+ delete m_videoPlayer;
+ delete m_nextVideoPlayer;
+ checkForError();
+}
+
+bool MediaObject::setState(Phonon::State state)
+{
+ Phonon::State prevState = m_state;
+ m_state = state;
+ if (prevState != m_state){
+ emit stateChanged(m_state, prevState);
+ if (m_state != state){
+ // End-application did something
+ // upon receiving the signal.
+ return false;
+ }
+ }
+ return true;
+}
+
+void MediaObject::inspectAudioGraphRecursive(AudioConnection *connection, int &effectCount, int &outputCount)
+{
+ if ((connection->m_sink->m_description & (AudioSource | AudioSink)) == (AudioSource | AudioSink))
+ ++effectCount;
+ else if (connection->m_sink->m_description & AudioSink)
+ ++outputCount;
+
+ for (int i=0; im_sink->m_audioSinkList.size(); ++i)
+ inspectAudioGraphRecursive(connection->m_sink->m_audioSinkList[i], effectCount, outputCount);
+}
+
+void MediaObject::inspectVideoGraphRecursive(MediaNode *node, int &effectCount, int &outputCount)
+{
+ if ((node->m_description & (VideoSource | VideoSink)) == (VideoSource | VideoSink))
+ ++effectCount;
+ else if (node->m_description & VideoSink)
+ ++outputCount;
+
+ for (int i=0; im_videoSinkList.size(); ++i)
+ inspectVideoGraphRecursive(node->m_videoSinkList[i], effectCount, outputCount);
+}
+
+void MediaObject::inspectGraph()
+{
+ // Inspect the graph to check wether there are any
+ // effects or outputs connected. This will have
+ // influence on the audio system and video system that ends up beeing used:
+ int prevVideoOutputCount = m_videoOutputCount;
+ m_audioEffectCount = 0;
+ m_audioOutputCount = 0;
+ m_videoEffectCount = 0;
+ m_videoOutputCount = 0;
+ AudioConnection rootConnection(this);
+ inspectAudioGraphRecursive(&rootConnection, m_audioEffectCount, m_audioOutputCount);
+ inspectVideoGraphRecursive(this, m_videoEffectCount, m_videoOutputCount);
+
+ if (m_videoOutputCount != prevVideoOutputCount){
+ MediaNodeEvent e1(MediaNodeEvent::VideoOutputCountChanged, &m_videoOutputCount);
+ notify(&e1);
+ }
+}
+
+void MediaObject::setupAudioSystem()
+{
+ // Select which audio system to use:
+ AudioSystem newAudioSystem = AS_Unset;
+ if (!m_audioOutputCount || !m_videoPlayer->canPlayMedia()){
+ newAudioSystem = AS_Silent;
+ } else if (m_audioEffectCount == 0){
+ newAudioSystem = AS_Video;
+ } else if (QSysInfo::MacintoshVersion < QSysInfo::MV_10_4){
+ newAudioSystem = AS_Video;
+ SET_ERROR("Audio effects are not supported for Mac OS 10.3 and below", NORMAL_ERROR);
+ } else if (m_videoPlayer->isDrmProtected()){
+ newAudioSystem = AS_Video;
+ SET_ERROR("Audio effects are not supported for DRM protected media", NORMAL_ERROR);
+ } else if (m_audioGraph->graphCannotPlay()){
+ newAudioSystem = AS_Video;
+ SET_ERROR("Audio effects are not supported for the current codec", NORMAL_ERROR);
+#ifdef QUICKTIME_C_API_AVAILABLE
+ } else {
+ newAudioSystem = AS_Graph;
+ }
+#else
+ } else {
+ newAudioSystem = AS_Video;
+ SET_ERROR("Audio effects are not supported for the 64-bit version of the Phonon QT7 backend", NORMAL_ERROR);
+ }
+#endif
+
+ if (newAudioSystem == m_audioSystem)
+ return;
+
+ // Enable selected audio system:
+ m_audioSystem = newAudioSystem;
+ switch (newAudioSystem){
+ case AS_Silent:
+ m_audioGraph->stop();
+ m_videoPlayer->enableAudio(false);
+ m_nextVideoPlayer->enableAudio(false);
+ m_audioPlayer->enableAudio(false);
+ m_nextAudioPlayer->enableAudio(false);
+ break;
+ case AS_Graph:
+ if (m_state == Phonon::PausedState)
+ m_audioGraph->prepare();
+ else
+ m_audioGraph->start();
+ // Starting the graph can lead to a recursive call
+ // telling us that we must direct audio through
+ // video. If that has happened, we must not proceed:
+ if (m_audioSystem != AS_Graph)
+ return;
+ m_videoPlayer->enableAudio(false);
+ m_nextVideoPlayer->enableAudio(false);
+ m_audioPlayer->enableAudio(true);
+ m_audioPlayer->seek(m_videoPlayer->currentTime());
+ m_nextAudioPlayer->enableAudio(true);
+ m_audioPlayer->seek(m_videoPlayer->currentTime());
+ m_nextAudioPlayer->seek(m_nextVideoPlayer->currentTime());
+ break;
+ case AS_Video:
+ case AS_Unset:
+ m_audioGraph->stop();
+ m_videoPlayer->enableAudio(true);
+ m_nextVideoPlayer->enableAudio(true);
+ m_audioPlayer->enableAudio(false);
+ m_nextAudioPlayer->enableAudio(false);
+ m_videoPlayer->seek(m_audioPlayer->currentTime());
+ m_nextVideoPlayer->seek(m_nextAudioPlayer->currentTime());
+ break;
+ }
+}
+
+void MediaObject::setSource(const MediaSource &source)
+{
+ IMPLEMENTED;
+ PhononAutoReleasePool pool;
+ setState(Phonon::LoadingState);
+
+ // Save current state for event/signal handling below:
+ bool prevHasVideo = m_videoPlayer->hasVideo();
+ qint64 prevTotalTime = totalTime();
+ int prevTrackCount = m_videoPlayer->trackCount();
+ m_waitNextSwap = false;
+
+ // Cancel cross-fade if any:
+ m_nextVideoPlayer->pause();
+ m_nextAudioPlayer->pause();
+ m_mediaObjectAudioNode->cancelCrossFade();
+
+ // Set new source:
+ m_audioPlayer->unsetVideoPlayer();
+ m_videoPlayer->setMediaSource(source);
+ m_audioPlayer->setVideoPlayer(m_videoPlayer);
+
+ m_audioGraph->updateStreamSpecifications();
+ m_nextAudioPlayer->unsetVideoPlayer();
+ m_nextVideoPlayer->unsetCurrentMediaSource();
+ m_currentTime = 0;
+
+ // Emit/notify information about the new source:
+ QRect videoRect = m_videoPlayer->videoRect();
+ MediaNodeEvent e1(MediaNodeEvent::VideoFrameSizeChanged, &videoRect);
+ notify(&e1);
+
+ // Clear video widgets:
+ VideoFrame emptyFrame;
+ updateVideo(emptyFrame);
+
+ emit currentSourceChanged(source);
+ emit metaDataChanged(m_videoPlayer->metaData());
+
+ if (prevHasVideo != m_videoPlayer->hasVideo())
+ emit hasVideoChanged(m_videoPlayer->hasVideo());
+ if (prevTotalTime != totalTime())
+ emit totalTimeChanged(totalTime());
+ if (prevTrackCount != m_videoPlayer->trackCount())
+ emit availableTitlesChanged(m_videoPlayer->trackCount());
+ if (checkForError())
+ return;
+ if (!m_videoPlayer->isDrmAuthorized())
+ SET_ERROR("This computer is not authorized to play current media (DRM protected).", FATAL_ERROR)
+ if (checkForError())
+ return;
+ if (!m_videoPlayer->canPlayMedia())
+ SET_ERROR("Cannot play media.", FATAL_ERROR)
+
+ // The state might have changed from LoadingState
+ // as a response to an error state change. So we
+ // need to check it before stopping:
+ if (m_state == Phonon::LoadingState)
+ stop();
+
+ setupAudioSystem();
+ checkForError();
+}
+
+void MediaObject::setNextSource(const MediaSource &source)
+{
+ IMPLEMENTED;
+ m_nextAudioPlayer->unsetVideoPlayer();
+ m_nextVideoPlayer->setMediaSource(source);
+ m_nextAudioPlayer->setVideoPlayer(m_nextVideoPlayer);
+ checkForError();
+}
+
+void MediaObject::swapCurrentWithNext(qint32 transitionTime)
+{
+ PhononAutoReleasePool pool;
+ setState(Phonon::LoadingState);
+ // Save current state for event/signal handling below:
+ bool prevHasVideo = m_videoPlayer->hasVideo();
+ qint64 prevTotalTime = totalTime();
+ int prevTrackCount = m_videoPlayer->trackCount();
+
+ qSwap(m_audioPlayer, m_nextAudioPlayer);
+ qSwap(m_videoPlayer, m_nextVideoPlayer);
+ m_mediaObjectAudioNode->startCrossFade(transitionTime);
+ m_audioGraph->updateStreamSpecifications();
+
+ m_waitNextSwap = false;
+ m_currentTime = 0;
+
+ // Emit/notify information about the new source:
+ QRect videoRect = m_videoPlayer->videoRect();
+ MediaNodeEvent e1(MediaNodeEvent::VideoFrameSizeChanged, &videoRect);
+ notify(&e1);
+
+ emit currentSourceChanged(m_videoPlayer->mediaSource());
+ emit metaDataChanged(m_videoPlayer->metaData());
+
+ if (prevHasVideo != m_videoPlayer->hasVideo())
+ emit hasVideoChanged(m_videoPlayer->hasVideo());
+ if (prevTotalTime != totalTime())
+ emit totalTimeChanged(totalTime());
+ if (prevTrackCount != m_videoPlayer->trackCount())
+ emit availableTitlesChanged(m_videoPlayer->trackCount());
+ if (checkForError())
+ return;
+ if (!m_videoPlayer->isDrmAuthorized())
+ SET_ERROR("This computer is not authorized to play current media (DRM protected).", FATAL_ERROR)
+ if (checkForError())
+ return;
+ if (!m_videoPlayer->canPlayMedia())
+ SET_ERROR("Cannot play next media.", FATAL_ERROR)
+
+ setupAudioSystem();
+ checkForError();
+ if (m_state == Phonon::LoadingState){
+ if (setState(Phonon::PlayingState))
+ play_internal();
+ checkForError();
+ }
+}
+
+#if QT_ALLOW_QUICKTIME
+static CVReturn displayLinkCallback(CVDisplayLinkRef /*displayLink*/,
+ const CVTimeStamp */*inNow*/,
+ const CVTimeStamp */*inOutputTime*/,
+ CVOptionFlags /*flagsIn*/,
+ CVOptionFlags */*flagsOut*/,
+ void *userData)
+{
+ MediaObject *mediaObject = static_cast(userData);
+ mediaObject->displayLinkEvent();
+ return kCVReturnSuccess;
+}
+
+void MediaObject::displayLinkEvent()
+{
+ // This function is called from a
+ // thread != gui thread. So we post the event.
+ // But we need to make sure that we don't post faster
+ // than the event loop can eat:
+ m_displayLinkMutex.lock();
+ bool pending = m_pendingDisplayLinkEvent;
+ m_pendingDisplayLinkEvent = true;
+ m_displayLinkMutex.unlock();
+
+ if (!pending)
+ qApp->postEvent(this, new QEvent(QEvent::User), Qt::HighEventPriority);
+}
+
+void MediaObject::startDisplayLink()
+{
+ if (m_displayLink)
+ return;
+ OSStatus err = CVDisplayLinkCreateWithCGDisplay(kCGDirectMainDisplay, &m_displayLink);
+ if (err != noErr)
+ goto fail;
+ err = CVDisplayLinkSetCurrentCGDisplay(m_displayLink, kCGDirectMainDisplay);
+ if (err != noErr)
+ goto fail;
+ err = CVDisplayLinkSetOutputCallback(m_displayLink, displayLinkCallback, this);
+ if (err != noErr)
+ goto fail;
+ err = CVDisplayLinkStart(m_displayLink);
+ if (err != noErr)
+ goto fail;
+ return;
+fail:
+ stopDisplayLink();
+}
+
+void MediaObject::stopDisplayLink()
+{
+ if (!m_displayLink)
+ return;
+ CVDisplayLinkStop(m_displayLink);
+ CFRelease(m_displayLink);
+ m_displayLink = 0;
+}
+#endif
+
+void MediaObject::restartAudioVideoTimers()
+{
+ if (m_videoTimer)
+ killTimer(m_videoTimer);
+ if (m_audioTimer)
+ killTimer(m_audioTimer);
+
+#if QT_ALLOW_QUICKTIME
+ // We prefer to use a display link as timer if available, since
+ // it is more steady, and results in better and smoother frame drawing:
+ startDisplayLink();
+ if (!m_displayLink){
+ float fps = m_videoPlayer->staticFps();
+ long videoUpdateFrequency = fps ? long(1000.0f / fps) : 0.001;
+ m_videoTimer = startTimer(videoUpdateFrequency);
+ }
+#else
+ float fps = m_videoPlayer->staticFps();
+ long videoUpdateFrequency = fps ? long(1000.0f / fps) : 0.001;
+ m_videoTimer = startTimer(videoUpdateFrequency);
+#endif
+
+ long audioUpdateFrequency = m_audioPlayer->regularTaskFrequency();
+ m_audioTimer = startTimer(audioUpdateFrequency);
+ updateVideoFrames();
+ updateAudioBuffers();
+}
+
+void MediaObject::play_internal()
+{
+ // Play main audio/video:
+ m_videoPlayer->play();
+ m_audioPlayer->play();
+ updateLipSynch(0);
+ // Play old audio/video to finish cross-fade:
+ if (m_nextVideoPlayer->currentTime() > 0){
+ m_nextVideoPlayer->play();
+ m_nextAudioPlayer->play();
+ }
+ restartAudioVideoTimers();
+ if (!m_rapidTimer)
+ m_rapidTimer = startTimer(100);
+}
+
+void MediaObject::pause_internal()
+{
+ m_audioGraph->stop();
+ m_audioPlayer->pause();
+ m_nextAudioPlayer->pause();
+ m_videoPlayer->pause();
+ m_nextVideoPlayer->pause();
+ killTimer(m_rapidTimer);
+ killTimer(m_videoTimer);
+ killTimer(m_audioTimer);
+ m_rapidTimer = 0;
+ m_videoTimer = 0;
+ m_audioTimer = 0;
+#if QT_ALLOW_QUICKTIME
+ stopDisplayLink();
+#endif
+ if (m_waitNextSwap)
+ m_swapTimeLeft = m_swapTime.msecsTo(QTime::currentTime());
+}
+
+void MediaObject::play()
+{
+ IMPLEMENTED;
+ if (m_state == Phonon::PlayingState)
+ return;
+ if (m_waitNextSwap){
+ // update swap time after pause:
+ m_swapTime = QTime::currentTime();
+ m_swapTime.addMSecs(m_swapTimeLeft);
+ setState(Phonon::PlayingState);
+ return;
+ }
+ if (m_currentTime == m_videoPlayer->duration())
+ return;
+ if (!m_videoPlayer->canPlayMedia())
+ return;
+ if (!setState(Phonon::PlayingState))
+ return;
+ if (m_audioSystem == AS_Graph){
+ m_audioGraph->start();
+ m_mediaObjectAudioNode->setMute(true);
+ }
+ // Inform the graph that we are about to play:
+ bool playing = true;
+ MediaNodeEvent e1(MediaNodeEvent::MediaPlaying, &playing);
+ notify(&e1);
+ // Start to play:
+ play_internal();
+ m_mediaObjectAudioNode->setMute(false);
+ checkForError();
+}
+
+void MediaObject::pause()
+{
+ IMPLEMENTED;
+ if (m_state == Phonon::PausedState)
+ return;
+ if (!setState(Phonon::PausedState))
+ return;
+ pause_internal();
+ // Inform the graph that we are no longer playing:
+ bool playing = false;
+ MediaNodeEvent e1(MediaNodeEvent::MediaPlaying, &playing);
+ notify(&e1);
+ // But be prepared:
+ if (m_audioSystem == AS_Graph)
+ m_audioGraph->prepare();
+ checkForError();
+}
+
+void MediaObject::stop()
+{
+ IMPLEMENTED;
+ if (m_state == Phonon::StoppedState)
+ return;
+ if (!setState(Phonon::StoppedState))
+ return;
+ m_waitNextSwap = false;
+ m_nextVideoPlayer->unsetCurrentMediaSource();
+ m_nextAudioPlayer->unsetVideoPlayer();
+ pause_internal();
+ seek(0);
+ checkForError();
+}
+
+void MediaObject::seek(qint64 milliseconds)
+{
+ IMPLEMENTED;
+ if (m_state == Phonon::ErrorState)
+ return;
+
+ // Stop cross-fade if any:
+ m_nextVideoPlayer->unsetCurrentMediaSource();
+ m_nextAudioPlayer->unsetVideoPlayer();
+ m_mediaObjectAudioNode->cancelCrossFade();
+
+ // Seek to new position:
+ m_mediaObjectAudioNode->setMute(true);
+ m_videoPlayer->seek(milliseconds);
+ m_audioPlayer->seek(m_videoPlayer->currentTime());
+ m_mediaObjectAudioNode->setMute(false);
+
+ // Update time and cancel pending swap:
+ if (m_currentTime < m_videoPlayer->duration())
+ m_waitNextSwap = false;
+
+ updateCurrentTime();
+ if (m_state != Phonon::PlayingState)
+ updateVideoFrames();
+ checkForError();
+}
+
+QStringList MediaObject::availableAudioStreams() const
+{
+ NOT_IMPLEMENTED;
+ return QStringList();
+}
+
+QStringList MediaObject::availableVideoStreams() const
+{
+ NOT_IMPLEMENTED;
+ return QStringList();
+}
+
+QStringList MediaObject::availableSubtitleStreams() const
+{
+ NOT_IMPLEMENTED;
+ return QStringList();
+}
+
+QString MediaObject::currentAudioStream(const QObject */*audioPath*/) const
+{
+ NOT_IMPLEMENTED;
+ return QString();
+}
+
+QString MediaObject::currentVideoStream(const QObject */*videoPath*/) const
+{
+ NOT_IMPLEMENTED;
+ return QString();
+}
+
+QString MediaObject::currentSubtitleStream(const QObject */*videoPath*/) const
+{
+ NOT_IMPLEMENTED;
+ return QString();
+}
+
+void MediaObject::setCurrentAudioStream(const QString &/*streamName*/,const QObject */*audioPath*/)
+{
+ NOT_IMPLEMENTED;
+}
+
+void MediaObject::setCurrentVideoStream(const QString &/*streamName*/,const QObject */*videoPath*/)
+{
+ NOT_IMPLEMENTED;
+}
+
+void MediaObject::setCurrentSubtitleStream(const QString &/*streamName*/,const QObject */*videoPath*/)
+{
+ NOT_IMPLEMENTED;
+}
+
+int MediaObject::videoOutputCount()
+{
+ return m_videoOutputCount;
+}
+
+void MediaObject::synchAudioVideo()
+{
+ if (m_state != Phonon::PlayingState)
+ return;
+ if (m_videoSinkList.isEmpty() || m_audioSinkList.isEmpty())
+ return;
+
+ seek(m_currentTime);
+ checkForError();
+}
+
+qint32 MediaObject::tickInterval() const
+{
+ IMPLEMENTED;
+ return m_tickInterval;
+}
+
+void MediaObject::setTickInterval(qint32 interval)
+{
+ IMPLEMENTED;
+ m_tickInterval = interval;
+ if (m_tickInterval > 0)
+ m_tickTimer = startTimer(m_tickInterval);
+ else{
+ killTimer(m_tickTimer);
+ m_tickTimer = 0;
+ }
+}
+
+bool MediaObject::hasVideo() const
+{
+ IMPLEMENTED;
+ return m_videoPlayer ? m_videoPlayer->hasVideo() : false;
+}
+
+bool MediaObject::isSeekable() const
+{
+ IMPLEMENTED;
+ return m_videoPlayer ? m_videoPlayer->isSeekable() : false;
+}
+
+qint64 MediaObject::currentTime() const
+{
+ IMPLEMENTED_SILENT;
+ const_cast(this)->updateCurrentTime();
+ return m_currentTime;
+}
+
+void MediaObject::updateCurrentTime()
+{
+ quint64 lastUpdateTime = m_currentTime;
+ m_currentTime = (m_audioSystem == AS_Graph) ? m_audioPlayer->currentTime() : m_videoPlayer->currentTime();
+ quint64 total = m_videoPlayer->duration();
+
+ if (m_videoPlayer->currentTrack() < m_videoPlayer->trackCount() - 1){
+ // There are still more tracks to play after the current track.
+ if (m_autoplayTitles) {
+ if (lastUpdateTime < m_currentTime && m_currentTime == total)
+ setCurrentTrack(m_videoPlayer->currentTrack() + 1);
+ }
+ } else if (m_nextVideoPlayer->state() == QuickTimeVideoPlayer::NoMedia){
+ // There is no more sources or tracks to play after the current source.
+ // Check if it's time to emit aboutToFinish:
+ quint32 mark = qMax(quint64(0), qMin(total, total + m_transitionTime - 2000));
+ if (lastUpdateTime < mark && mark <= m_currentTime)
+ emit aboutToFinish();
+
+ // Check if it's time to emit prefinishMarkReached:
+ mark = qMax(quint64(0), total - m_prefinishMark);
+ if (lastUpdateTime < mark && mark <= m_currentTime)
+ emit prefinishMarkReached(total - m_currentTime);
+
+ if (lastUpdateTime < m_currentTime && m_currentTime == total){
+ emit finished();
+ m_currentTime = (m_audioSystem == AS_Graph) ? m_audioPlayer->currentTime() : m_videoPlayer->currentTime();
+ if (m_state == Phonon::PlayingState && m_currentTime == total)
+ pause();
+ }
+ } else {
+ // We have a next source.
+ // Check if it's time to swap to next source:
+ quint32 mark = qMax(quint64(0), total + m_transitionTime);
+ if (m_waitNextSwap && m_state == Phonon::PlayingState &&
+ m_transitionTime < m_swapTime.msecsTo(QTime::currentTime())){
+ swapCurrentWithNext(0);
+ } else if (mark >= total){
+ if (lastUpdateTime < total && total == m_currentTime){
+ m_swapTime = QTime::currentTime();
+ m_swapTime.addMSecs(mark - total);
+ m_waitNextSwap = true;
+ }
+ } else if (lastUpdateTime < mark && mark <= m_currentTime){
+ swapCurrentWithNext(total - m_currentTime);
+ }
+ }
+}
+
+qint64 MediaObject::totalTime() const
+{
+ IMPLEMENTED_SILENT;
+ return m_videoPlayer->duration();
+}
+
+Phonon::State MediaObject::state() const
+{
+ IMPLEMENTED;
+ return m_state;
+}
+
+QString MediaObject::errorString() const
+{
+ IMPLEMENTED;
+ return m_errorString;
+}
+
+Phonon::ErrorType MediaObject::errorType() const
+{
+ IMPLEMENTED;
+ return m_errorType;
+}
+
+bool MediaObject::checkForError()
+{
+ int type = gGetErrorType();
+ if (type == NO_ERROR)
+ return false;
+
+ m_errorType = (type == NORMAL_ERROR) ? Phonon::NormalError : Phonon::FatalError;
+ m_errorString = gGetErrorString();
+ pause_internal();
+ gClearError();
+ setState(Phonon::ErrorState);
+ return true;
+}
+
+QuickTimeVideoPlayer* MediaObject::videoPlayer() const
+{
+ return m_videoPlayer;
+}
+
+MediaSource MediaObject::source() const
+{
+ IMPLEMENTED;
+ return m_videoPlayer->mediaSource();
+}
+
+qint32 MediaObject::prefinishMark() const
+{
+ IMPLEMENTED;
+ return m_prefinishMark;
+}
+
+void MediaObject::setPrefinishMark(qint32 mark)
+{
+ IMPLEMENTED;
+ m_prefinishMark = mark;
+}
+
+qint32 MediaObject::transitionTime() const
+{
+ IMPLEMENTED;
+ return m_transitionTime;
+}
+
+void MediaObject::setTransitionTime(qint32 transitionTime)
+{
+ IMPLEMENTED;
+ m_transitionTime = transitionTime;
+}
+
+void MediaObject::setVolumeOnMovie(float volume)
+{
+ m_videoPlayer->setMasterVolume(volume);
+ m_nextVideoPlayer->setMasterVolume(volume);
+}
+
+bool MediaObject::setAudioDeviceOnMovie(int id)
+{
+ m_nextVideoPlayer->setAudioDevice(id);
+ return m_videoPlayer->setAudioDevice(id);
+}
+
+void MediaObject::updateCrossFade()
+{
+ m_mediaObjectAudioNode->updateCrossFade(m_currentTime);
+ // Clean-up previous movie if done fading:
+ if (m_mediaObjectAudioNode->m_fadeDuration == 0){
+ if (m_nextVideoPlayer->isPlaying() || m_nextAudioPlayer->isPlaying()){
+ m_nextVideoPlayer->unsetCurrentMediaSource();
+ m_nextAudioPlayer->unsetVideoPlayer();
+ }
+ }
+}
+
+void MediaObject::updateBufferStatus()
+{
+ float percent = m_videoPlayer->percentageLoaded();
+ if (percent != m_percentageLoaded){
+ m_percentageLoaded = percent;
+ emit bufferStatus(m_percentageLoaded * 100);
+ }
+}
+
+void MediaObject::updateAudioBuffers()
+{
+ // Schedule audio slices:
+ m_audioPlayer->scheduleAudioToGraph();
+ m_nextAudioPlayer->scheduleAudioToGraph();
+}
+
+bool MediaObject::isCrossFading()
+{
+ return m_mediaObjectAudioNode->isCrossFading();
+}
+
+void MediaObject::updateVideoFrames()
+{
+ // Draw next frame if awailable:
+ if (m_videoPlayer->videoFrameChanged()){
+ updateLipSynch(50);
+ VideoFrame frame(m_videoPlayer);
+ if (m_nextVideoPlayer->isPlaying()
+ && m_nextVideoPlayer->hasVideo()
+ && isCrossFading()){
+ VideoFrame bgFrame(m_nextVideoPlayer);
+ frame.setBackgroundFrame(bgFrame);
+ frame.setBaseOpacity(m_mediaObjectAudioNode->m_volume1);
+ }
+
+ // Send the frame through the graph:
+ updateVideo(frame);
+ checkForError();
+ }
+}
+
+void MediaObject::updateLipSynch(int allowedOffset)
+{
+ if (m_audioSystem != AS_Graph || !m_audioGraph->isRunning())
+ return;
+ if (m_videoSinkList.isEmpty() || m_audioSinkList.isEmpty())
+ return;
+
+ if (m_videoPlayer->hasVideo()){
+ qint64 diff = m_audioPlayer->currentTime() - m_videoPlayer->currentTime();
+ if (-allowedOffset > diff || diff > allowedOffset)
+ m_audioPlayer->seek(m_videoPlayer->currentTime());
+ }
+
+ if (isCrossFading() && m_nextVideoPlayer->hasVideo()){
+ qint64 diff = m_nextAudioPlayer->currentTime() - m_nextVideoPlayer->currentTime();
+ if (-(allowedOffset*2) > diff || diff > (allowedOffset*2))
+ m_nextAudioPlayer->seek(m_nextVideoPlayer->currentTime());
+ }
+}
+
+void MediaObject::updateRapidly()
+{
+ updateCurrentTime();
+ updateCrossFade();
+ updateBufferStatus();
+}
+
+void MediaObject::setMute(bool mute)
+{
+ m_mediaObjectAudioNode->setMute(mute);
+ m_videoPlayer->setMute(mute);
+ m_nextVideoPlayer->setMute(mute);
+}
+
+void MediaObject::mediaNodeEvent(const MediaNodeEvent *event)
+{
+ switch (event->type()){
+ case MediaNodeEvent::EndConnectionChange:
+ m_mediaObjectAudioNode->setMute(true);
+ inspectGraph();
+ setupAudioSystem();
+ synchAudioVideo();
+ checkForError();
+ m_mediaObjectAudioNode->setMute(false);
+ if (m_state == Phonon::PlayingState)
+ restartAudioVideoTimers();
+ break;
+ case MediaNodeEvent::AudioGraphCannotPlay:
+ case MediaNodeEvent::AudioGraphInitialized:
+ if (m_state != Phonon::LoadingState){
+ m_mediaObjectAudioNode->setMute(true);
+ setupAudioSystem();
+ updateLipSynch(0);
+ checkForError();
+ m_mediaObjectAudioNode->setMute(false);
+ }
+ break;
+ default:
+ break;
+ }
+}
+
+bool MediaObject::event(QEvent *event)
+{
+ switch (event->type()){
+#if QT_ALLOW_QUICKTIME
+ case QEvent::User:{
+ m_displayLinkMutex.lock();
+ m_pendingDisplayLinkEvent = false;
+ m_displayLinkMutex.unlock();
+ updateVideoFrames();
+ break; }
+#endif
+ case QEvent::Timer:{
+ int timerId = static_cast(event)->timerId();
+ if (timerId == m_rapidTimer)
+ updateRapidly();
+ else if (timerId == m_tickTimer)
+ emit tick(currentTime());
+ else if (timerId == m_videoTimer)
+ updateVideoFrames();
+ else if (timerId == m_audioTimer)
+ updateAudioBuffers();
+ break; }
+ default:
+ break;
+ }
+ return QObject::event(event);
+}
+
+void MediaObject::setCurrentTrack(int track)
+{
+ if (track == m_videoPlayer->currentTrack() || track < 0 || track >= m_videoPlayer->trackCount())
+ return;
+
+ m_videoPlayer->setCurrentTrack(track);
+ emit titleChanged(track);
+ emit metaDataChanged(m_videoPlayer->metaData());
+}
+
+bool MediaObject::hasInterface(Interface iface) const
+{
+ return iface == AddonInterface::TitleInterface;
+}
+
+QVariant MediaObject::interfaceCall(Interface iface, int command, const QList ¶ms)
+{
+ switch (iface) {
+ case TitleInterface:
+ switch (command) {
+ case availableTitles:
+ return m_videoPlayer->trackCount();
+ case title:
+ return m_videoPlayer->currentTrack();
+ case setTitle:
+ setCurrentTrack(params.first().toInt());
+ break;
+ case autoplayTitles:
+ return m_autoplayTitles;
+ case setAutoplayTitles:
+ m_autoplayTitles = params.first().toBool();
+ break;
+ }
+ default:
+ break;
+ }
+ return QVariant();
+}
+
+}} // namespace Phonon::QT7
+
+QT_END_NAMESPACE
+
+#include "moc_mediaobject.cpp"
+