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author | Gareth Stockwell <ext-gareth.stockwell@nokia.com> | 2010-10-18 16:18:43 (GMT) |
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committer | Gareth Stockwell <ext-gareth.stockwell@nokia.com> | 2010-10-25 14:25:41 (GMT) |
commit | ee6fa11d3a8eee89646e86bc1f7b43fe87ae0e0c (patch) | |
tree | 943e0bf94084e1bdf9dceb8b68cc69805a8d5efe | |
parent | 022884db790a7592fa017add4ea9669d8b5598ca (diff) | |
download | Qt-ee6fa11d3a8eee89646e86bc1f7b43fe87ae0e0c.zip Qt-ee6fa11d3a8eee89646e86bc1f7b43fe87ae0e0c.tar.gz Qt-ee6fa11d3a8eee89646e86bc1f7b43fe87ae0e0c.tar.bz2 |
qmediaplayer: added command-line switch for initial volume
Initial volume can be set using the following switch:
-volume <level>
where 0.0 <= level <= 1.0
-rw-r--r-- | demos/qmediaplayer/main.cpp | 52 | ||||
-rw-r--r-- | demos/qmediaplayer/mediaplayer.cpp | 22 | ||||
-rw-r--r-- | demos/qmediaplayer/mediaplayer.h | 7 |
3 files changed, 46 insertions, 35 deletions
diff --git a/demos/qmediaplayer/main.cpp b/demos/qmediaplayer/main.cpp index 02c579b..9f15e43 100644 --- a/demos/qmediaplayer/main.cpp +++ b/demos/qmediaplayer/main.cpp @@ -42,6 +42,8 @@ #include <QtGui> #include "mediaplayer.h" +const qreal DefaultVolume = -1.0; + int main (int argc, char *argv[]) { Q_INIT_RESOURCE(mediaplayer); @@ -50,36 +52,38 @@ int main (int argc, char *argv[]) app.setOrganizationName("Qt"); app.setQuitOnLastWindowClosed(true); - bool hasSmallScreen = + QString fileName; + qreal volume = DefaultVolume; + bool smallScreen = false; #ifdef Q_OS_SYMBIAN - /* On Symbian, we always want fullscreen. One reason is that it's not - * possible to launch any demos from the fluidlauncher due to a - * limitation in the emulator. */ - true -#else - false + smallScreen = true; #endif - ; - - QString fileString; - const QStringList args(app.arguments()); - /* We have a minor problem here, we accept two arguments, both are - * optional: - * - A file name - * - the option "-small-screen", so let's try to cope with that. - */ - for (int i = 0; i < args.count(); ++i) { - const QString &at = args.at(i); - if (at == QLatin1String("-small-screen")) - hasSmallScreen = true; - else if (i > 0) // We don't want the app name. - fileString = at; + QStringList args(app.arguments()); + args.removeFirst(); // remove name of executable + while (!args.empty()) { + const QString &arg = args.first(); + if (QLatin1String("-small-screen") == arg || QLatin1String("--small-screen") == arg) { + smallScreen = true; + } else if (QLatin1String("-volume") == arg || QLatin1String("--volume") == arg) { + if (!args.empty()) { + args.removeFirst(); + volume = qMax(qMin(args.first().toFloat(), float(1.0)), float(0.0)); + } + } else if (fileName.isNull()) { + fileName = arg; + } + args.removeFirst(); } - MediaPlayer player(fileString, hasSmallScreen); + MediaPlayer player; + player.setSmallScreen(smallScreen); + if (DefaultVolume != volume) + player.setVolume(volume); + if (!fileName.isNull()) + player.setFile(fileName); - if (hasSmallScreen) + if (smallScreen) player.showMaximized(); else player.show(); diff --git a/demos/qmediaplayer/mediaplayer.cpp b/demos/qmediaplayer/mediaplayer.cpp index 97a8e35..76beb0c 100644 --- a/demos/qmediaplayer/mediaplayer.cpp +++ b/demos/qmediaplayer/mediaplayer.cpp @@ -152,12 +152,10 @@ void MediaVideoWidget::dragEnterEvent(QDragEnterEvent *e) { } -MediaPlayer::MediaPlayer(const QString &filePath, - const bool hasSmallScreen) : +MediaPlayer::MediaPlayer() : playButton(0), nextEffect(0), settingsDialog(0), ui(0), m_AudioOutput(Phonon::VideoCategory), - m_videoWidget(new MediaVideoWidget(this)), - m_hasSmallScreen(hasSmallScreen) + m_videoWidget(new MediaVideoWidget(this)) { setWindowTitle(tr("Media Player")); setContextMenuPolicy(Qt::CustomContextMenu); @@ -346,8 +344,6 @@ MediaPlayer::MediaPlayer(const QString &filePath, m_audioOutputPath = Phonon::createPath(&m_MediaObject, &m_AudioOutput); Phonon::createPath(&m_MediaObject, m_videoWidget); - if (!filePath.isEmpty()) - setFile(filePath); resize(minimumSizeHint()); } @@ -358,7 +354,7 @@ void MediaPlayer::stateChanged(Phonon::State newstate, Phonon::State oldstate) if (oldstate == Phonon::LoadingState) { QRect videoHintRect = QRect(QPoint(0, 0), m_videoWindow.sizeHint()); QRect newVideoRect = QApplication::desktop()->screenGeometry().intersected(videoHintRect); - if (!m_hasSmallScreen) { + if (!m_smallScreen) { if (m_MediaObject.hasVideo()) { // Flush event que so that sizeHint takes the // recently shown/hidden m_videoWindow into account: @@ -466,6 +462,16 @@ void MediaPlayer::initSettingsDialog() } +void MediaPlayer::setVolume(qreal volume) +{ + m_AudioOutput.setVolume(volume); +} + +void MediaPlayer::setSmallScreen(bool smallScreen) +{ + m_smallScreen = smallScreen; +} + void MediaPlayer::effectChanged() { int currentIndex = ui->audioEffectsCombo->currentIndex(); @@ -685,7 +691,7 @@ bool MediaPlayer::playPauseForDialog() // If we're running on a small screen, we want to pause the video when // popping up dialogs. We neither want to tamper with the state if the // user has paused. - if (m_hasSmallScreen && m_MediaObject.hasVideo()) { + if (m_smallScreen && m_MediaObject.hasVideo()) { if (Phonon::PlayingState == m_MediaObject.state()) { m_MediaObject.pause(); return true; diff --git a/demos/qmediaplayer/mediaplayer.h b/demos/qmediaplayer/mediaplayer.h index d6ae58b..73450fe 100644 --- a/demos/qmediaplayer/mediaplayer.h +++ b/demos/qmediaplayer/mediaplayer.h @@ -104,8 +104,7 @@ class MediaPlayer : { Q_OBJECT public: - MediaPlayer(const QString &, - const bool hasSmallScreen); + MediaPlayer(); void dragEnterEvent(QDragEnterEvent *e); void dragMoveEvent(QDragMoveEvent *e); @@ -115,6 +114,8 @@ public: void setLocation(const QString &location); void initVideoWindow(); void initSettingsDialog(); + void setVolume(qreal volume); + void setSmallScreen(bool smallScreen); public slots: void openFile(); @@ -171,7 +172,7 @@ private: Phonon::AudioOutput m_AudioOutput; MediaVideoWidget *m_videoWidget; Phonon::Path m_audioOutputPath; - const bool m_hasSmallScreen; + bool m_smallScreen; }; #endif //MEDIAPLAYER_H |