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Diffstat (limited to 'src/plugins/mediaservices/qt7/mediaplayer/qt7playersession.mm')
| -rw-r--r-- | src/plugins/mediaservices/qt7/mediaplayer/qt7playersession.mm | 517 |
1 files changed, 517 insertions, 0 deletions
diff --git a/src/plugins/mediaservices/qt7/mediaplayer/qt7playersession.mm b/src/plugins/mediaservices/qt7/mediaplayer/qt7playersession.mm new file mode 100644 index 0000000..5507633 --- /dev/null +++ b/src/plugins/mediaservices/qt7/mediaplayer/qt7playersession.mm @@ -0,0 +1,517 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#import <QTKit/QTDataReference.h> +#import <QTKit/QTMovie.h> + +#include "qt7backend.h" + +#include "qt7playersession.h" +#include "qt7playercontrol.h" +#include "qt7videooutputcontrol.h" + +#include <QtMultimedia/qmediaplaylistnavigator.h> + +#include <CoreFoundation/CoreFoundation.h> + +#include <QtCore/qurl.h> +#include <QtCore/qdebug.h> + + +QT_BEGIN_NAMESPACE + +@interface QTMovieObserver : NSObject +{ +@private + QT7PlayerSession *m_session; + QTMovie *m_movie; +} + +- (QTMovieObserver *) initWithPlayerSession:(QT7PlayerSession*)session; +- (void) setMovie:(QTMovie *)movie; +- (void) processEOS:(NSNotification *)notification; +- (void) processStateChange:(NSNotification *)notification; +@end + +@implementation QTMovieObserver + +- (QTMovieObserver *) initWithPlayerSession:(QT7PlayerSession*)session +{ + if (!(self = [super init])) + return nil; + + self->m_session = session; + return self; +} + +- (void) setMovie:(QTMovie *)movie +{ + if (m_movie == movie) + return; + + if (m_movie) { + [[NSNotificationCenter defaultCenter] removeObserver:self]; + [m_movie release]; + } + + m_movie = movie; + + if (movie) { + [[NSNotificationCenter defaultCenter] addObserver:self + selector:@selector(processEOS:) + name:QTMovieDidEndNotification + object:m_movie]; + + [[NSNotificationCenter defaultCenter] addObserver:self + selector:@selector(processStateChange:) + name:QTMovieLoadStateDidChangeNotification + object:m_movie]; + + [[NSNotificationCenter defaultCenter] addObserver:self + selector:@selector(processVolumeChange:) + name:QTMovieVolumeDidChangeNotification + object:m_movie]; + + [[NSNotificationCenter defaultCenter] addObserver:self + selector:@selector(processNaturalSizeChange:) + name: +#if defined(MAC_OS_X_VERSION_10_6) && (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6) + QTMovieNaturalSizeDidChangeNotification +#else + QTMovieEditedNotification +#endif + object:m_movie]; + [movie retain]; + } +} + +- (void) processEOS:(NSNotification *)notification +{ + Q_UNUSED(notification); + m_session->processEOS(); +} + +- (void) processStateChange:(NSNotification *)notification +{ + Q_UNUSED(notification); + m_session->processStateChange(); +} + +- (void) processVolumeChange:(NSNotification *)notification +{ + Q_UNUSED(notification); + m_session->processVolumeChange(); +} + +- (void) processNaturalSizeChange :(NSNotification *)notification +{ + Q_UNUSED(notification); + m_session->processNaturalSizeChange(); +} + +@end + +static CFStringRef qString2CFStringRef(const QString &string) +{ + return CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar *>(string.unicode()), + string.length()); +} + +QT7PlayerSession::QT7PlayerSession(QObject *parent) + : QObject(parent) + , m_QTMovie(0) + , m_state(QMediaPlayer::StoppedState) + , m_mediaStatus(QMediaPlayer::NoMedia) + , m_mediaStream(0) + , m_videoOutput(0) + , m_muted(false) + , m_volume(100) + , m_rate(1.0) +{ + m_movieObserver = [[QTMovieObserver alloc] initWithPlayerSession:this]; +} + +QT7PlayerSession::~QT7PlayerSession() +{ + [(QTMovieObserver*)m_movieObserver setMovie:nil]; + [(QTMovieObserver*)m_movieObserver release]; +} + +void *QT7PlayerSession::movie() const +{ + return m_QTMovie; +} + +void QT7PlayerSession::setVideoOutput(QT7VideoOutput *output) +{ + if (m_videoOutput == output) + return; + + if (m_videoOutput) { + m_videoOutput->setEnabled(false); + m_videoOutput->setMovie(0); + } + + m_videoOutput = output; + + if (m_videoOutput) { + m_videoOutput->setEnabled(m_QTMovie != 0); + m_videoOutput->setMovie(m_QTMovie); + } +} + + +qint64 QT7PlayerSession::position() const +{ + if (!m_QTMovie || m_state == QMediaPlayer::PausedState) + return m_currentTime; + + AutoReleasePool pool; + + QTTime qtTime = [(QTMovie*)m_QTMovie currentTime]; + quint64 t = static_cast<quint64>(float(qtTime.timeValue) / float(qtTime.timeScale) * 1000.0f); + m_currentTime = t; + + return m_currentTime; +} + +qint64 QT7PlayerSession::duration() const +{ + if (!m_QTMovie) + return 0; + + AutoReleasePool pool; + + QTTime qtTime = [(QTMovie*)m_QTMovie duration]; + + return static_cast<quint64>(float(qtTime.timeValue) / float(qtTime.timeScale) * 1000.0f); +} + +QMediaPlayer::State QT7PlayerSession::state() const +{ + return m_state; +} + +QMediaPlayer::MediaStatus QT7PlayerSession::mediaStatus() const +{ + return m_mediaStatus; +} + +int QT7PlayerSession::bufferStatus() const +{ + return 100; +} + +int QT7PlayerSession::volume() const +{ + return m_volume; +} + +bool QT7PlayerSession::isMuted() const +{ + return m_muted; +} + +bool QT7PlayerSession::isSeekable() const +{ + return true; +} + +qreal QT7PlayerSession::playbackRate() const +{ + return m_rate; +} + +void QT7PlayerSession::setPlaybackRate(qreal rate) +{ + if (qFuzzyCompare(m_rate, rate)) + return; + + m_rate = rate; + + if (m_QTMovie && m_state == QMediaPlayer::PlayingState) { + float preferredRate = [[(QTMovie*)m_QTMovie attributeForKey:@"QTMoviePreferredRateAttribute"] floatValue]; + [(QTMovie*)m_QTMovie setRate:preferredRate*m_rate]; + } +} + +void QT7PlayerSession::setPosition(qint64 pos) +{ + if ( !isSeekable() || pos == position()) + return; + + AutoReleasePool pool; + + pos = qMin(pos, duration()); + + QTTime newQTTime = [(QTMovie*)m_QTMovie currentTime]; + newQTTime.timeValue = (pos / 1000.0f) * newQTTime.timeScale; + [(QTMovie*)m_QTMovie setCurrentTime:newQTTime]; +} + +void QT7PlayerSession::play() +{ + float preferredRate = [[(QTMovie*)m_QTMovie attributeForKey:@"QTMoviePreferredRateAttribute"] floatValue]; + [(QTMovie*)m_QTMovie setRate:preferredRate*m_rate]; + + if (m_state != QMediaPlayer::PlayingState) + emit stateChanged(m_state = QMediaPlayer::PlayingState); +} + +void QT7PlayerSession::pause() +{ + m_state = QMediaPlayer::PausedState; + + [(QTMovie*)m_QTMovie setRate:0]; + + emit stateChanged(m_state); +} + +void QT7PlayerSession::stop() +{ + m_state = QMediaPlayer::StoppedState; + + [(QTMovie*)m_QTMovie setRate:0]; + setPosition(0); + + if (m_state == QMediaPlayer::StoppedState) + emit stateChanged(m_state); +} + +void QT7PlayerSession::setVolume(int volume) +{ + if (m_QTMovie) { + m_volume = volume; + [(QTMovie*)m_QTMovie setVolume:(volume/100.0f)]; + } +} + +void QT7PlayerSession::setMuted(bool muted) +{ + if (m_muted != muted) { + m_muted = muted; + + if (m_QTMovie) + [(QTMovie*)m_QTMovie setMuted:m_muted]; + + emit mutedChanged(muted); + } +} + +QMediaContent QT7PlayerSession::media() const +{ + return m_resources; +} + +const QIODevice *QT7PlayerSession::mediaStream() const +{ + return m_mediaStream; +} + +void QT7PlayerSession::setMedia(const QMediaContent &content, QIODevice *stream) +{ + AutoReleasePool pool; + + if (m_QTMovie) { + [(QTMovieObserver*)m_movieObserver setMovie:nil]; + + if (m_videoOutput) { + m_videoOutput->setEnabled(false); + m_videoOutput->setMovie(0); + } + + [(QTMovie*)m_QTMovie release]; + m_QTMovie = 0; + } + + m_resources = content; + m_mediaStream = stream; + m_mediaStatus = QMediaPlayer::NoMedia; + + QUrl url; + + if (!content.isNull()) + url = content.canonicalUrl(); + else + return; + + qDebug() << "Open media" << url; + + NSError *err = 0; + NSString *urlString = (NSString *)qString2CFStringRef(url.toString()); + + NSDictionary *attr = [NSDictionary dictionaryWithObjectsAndKeys: + [NSURL URLWithString:urlString], QTMovieURLAttribute, + [NSNumber numberWithBool:YES], QTMovieOpenAsyncOKAttribute, + [NSNumber numberWithBool:YES], QTMovieIsActiveAttribute, + [NSNumber numberWithBool:YES], QTMovieResolveDataRefsAttribute, + [NSNumber numberWithBool:YES], QTMovieDontInteractWithUserAttribute, + nil]; + + m_QTMovie = [[QTMovie movieWithAttributes:attr error:&err] retain]; + + if (err) { + [(QTMovie*)m_QTMovie release]; + m_QTMovie = 0; + QString description = QString::fromUtf8([[err localizedDescription] UTF8String]); + + emit error(QMediaPlayer::FormatError, description ); + } else { + [(QTMovieObserver*)m_movieObserver setMovie:(QTMovie*)m_QTMovie]; + + if (m_videoOutput) { + m_videoOutput->setMovie(m_QTMovie); + m_videoOutput->setEnabled(true); + } + processStateChange(); + + [(QTMovie*)m_QTMovie setMuted:m_muted]; + setVolume(m_volume); + } +} + +bool QT7PlayerSession::isAudioAvailable() const +{ + if (!m_QTMovie) + return false; + + AutoReleasePool pool; + return [[(QTMovie*)m_QTMovie attributeForKey:@"QTMovieHasAudioAttribute"] boolValue] == YES; +} + +bool QT7PlayerSession::isVideoAvailable() const +{ + if (!m_QTMovie) + return false; + + AutoReleasePool pool; + return [[(QTMovie*)m_QTMovie attributeForKey:@"QTMovieHasVideoAttribute"] boolValue] == YES; +} + +void QT7PlayerSession::processEOS() +{ + m_mediaStatus = QMediaPlayer::EndOfMedia; + emit stateChanged(m_state = QMediaPlayer::StoppedState); + emit mediaStatusChanged(m_mediaStatus); +} + +void QT7PlayerSession::processStateChange() +{ + signed long state = [[(QTMovie*)m_QTMovie attributeForKey:QTMovieLoadStateAttribute] + longValue]; + qDebug() << "Moview load state changed:" << state; + +#ifndef QUICKTIME_C_API_AVAILABLE + enum { + kMovieLoadStateError = -1L, + kMovieLoadStateLoading = 1000, + kMovieLoadStateLoaded = 2000, + kMovieLoadStatePlayable = 10000, + kMovieLoadStatePlaythroughOK = 20000, + kMovieLoadStateComplete = 100000 + }; +#endif + + QMediaPlayer::MediaStatus newStatus = QMediaPlayer::NoMedia; + bool isPlaying = (m_state != QMediaPlayer::StoppedState); + + if (state >= kMovieLoadStateComplete) { + newStatus = isPlaying ? QMediaPlayer::BufferedMedia : QMediaPlayer::LoadedMedia; + } else if (state >= kMovieLoadStatePlayable) + newStatus = isPlaying ? QMediaPlayer::BufferingMedia : QMediaPlayer::LoadingMedia; + else if (state >= kMovieLoadStateLoading) + newStatus = isPlaying ? QMediaPlayer::StalledMedia : QMediaPlayer::LoadingMedia; + + if (state == kMovieLoadStateError) { + newStatus = QMediaPlayer::InvalidMedia; + emit error(QMediaPlayer::FormatError, tr("Playback failed")); + } + + if (newStatus != m_mediaStatus) { + switch (newStatus) { + case QMediaPlayer::BufferedMedia: + case QMediaPlayer::BufferingMedia: + //delayed playback start is necessary for network sources + if (m_state == QMediaPlayer::PlayingState) { + QMetaObject::invokeMethod(this, "play", Qt::QueuedConnection); + } + //fall + case QMediaPlayer::LoadedMedia: + case QMediaPlayer::LoadingMedia: + emit durationChanged(duration()); + emit audioAvailableChanged(isAudioAvailable()); + emit videoAvailableChanged(isVideoAvailable()); + break; + case QMediaPlayer::InvalidMedia: + emit stateChanged(m_state = QMediaPlayer::StoppedState); + default: + break; + } + + emit mediaStatusChanged(m_mediaStatus = newStatus); + } +} + +void QT7PlayerSession::processVolumeChange() +{ + if (!m_QTMovie) + return; + + int newVolume = qRound(100.0f*[((QTMovie*)m_QTMovie) volume]); + + if (newVolume != m_volume) { + emit volumeChanged(m_volume = newVolume); + } +} + +void QT7PlayerSession::processNaturalSizeChange() +{ + if (m_videoOutput) { + NSSize size = [[(QTMovie*)m_QTMovie attributeForKey:@"QTMovieNaturalSizeAttribute"] sizeValue]; + qDebug() << "Native size changed:" << QSize(size.width, size.height); + m_videoOutput->updateNaturalSize(QSize(size.width, size.height)); + } +} + +#include "moc_qt7playersession.cpp" + +QT_END_NAMESPACE + |