AVMediaObject Class Reference

#include <avmediaobject.h>

Inheritance diagram for AVMediaObject:

Signals
void	aboutToFinish ()
void	bufferStatus (int)
void	currentSourceChanged (const MediaSource &)
void	finished ()
void	hasVideoChanged (bool)
void	metaDataChanged (const QMultiMap< QString, QString > &)
void	prefinishMarkReached (qint32)
void	seekableChanged (bool)
void	stateChanged (Phonon::State newstate, Phonon::State oldstate)
void	tick (qint64 time)
void	totalTimeChanged (qint64 length)
Signals inherited from QObject
void	destroyed (QObject *=0)
	This signal is emitted immediately before the object obj is destroyed, and can not be blocked. More...

Public Functions
	AVMediaObject (QObject *parent)
qint64	currentTime () const
QString	errorString () const
Phonon::ErrorType	errorType () const
void	handlePlayerFinished ()
bool	hasVideo () const
bool	isSeekable () const
void	pause ()
void	play ()
qint32	prefinishMark () const
void	seek (qint64 milliseconds)
void	setAudioOutput (AVAudioOutput *audioOutput)
void	setNextSource (const Phonon::MediaSource &source)
void	setPrefinishMark (qint32 newPrefinishMark)
void	setSource (const Phonon::MediaSource &source)
void	setTickInterval (qint32 newTickInterval)
void	setTransitionTime (qint32)
Phonon::MediaSource	source () const
Phonon::State	state () const
void	stop ()
qint32	tickInterval () const
qint64	totalTime () const
qint32	transitionTime () const
	~AVMediaObject ()
Public Functions inherited from QObject
bool	blockSignals (bool b)
	If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it). More...
const QObjectList &	children () const
	Returns a list of child objects. More...
bool	connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
bool	disconnect (const char *signal=0, const QObject *receiver=0, const char *member=0)
bool	disconnect (const QObject *receiver, const char *member=0)
void	dumpObjectInfo ()
	Dumps information about signal connections, etc. More...
void	dumpObjectTree ()
	Dumps a tree of children to the debug output. More...
QList< QByteArray >	dynamicPropertyNames () const
	Returns the names of all properties that were dynamically added to the object using setProperty(). More...
virtual bool	event (QEvent *)
	This virtual function receives events to an object and should return true if the event e was recognized and processed. More...
virtual bool	eventFilter (QObject *, QEvent *)
	Filters events if this object has been installed as an event filter for the watched object. More...
template<typename T >
T	findChild (const QString &aName=QString()) const
	Returns the child of this object that can be cast into type T and that is called name, or 0 if there is no such object. More...
template<typename T >
QList< T >	findChildren (const QString &aName=QString()) const
	Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects. More...
template<typename T >
QList< T >	findChildren (const QRegExp &re) const
bool	inherits (const char *classname) const
	Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false. More...
void	installEventFilter (QObject *)
	Installs an event filter filterObj on this object. More...
bool	isWidgetType () const
	Returns true if the object is a widget; otherwise returns false. More...
void	killTimer (int id)
	Kills the timer with timer identifier, id. More...
virtual const QMetaObject *	metaObject () const
	Returns a pointer to the meta-object of this object. More...
void	moveToThread (QThread *thread)
	Changes the thread affinity for this object and its children. More...
QString	objectName () const
QObject *	parent () const
	Returns a pointer to the parent object. More...
QVariant	property (const char *name) const
	Returns the value of the object's name property. More...
Q_INVOKABLE	QObject (QObject *parent=0)
	Constructs an object with parent object parent. More...
void	removeEventFilter (QObject *)
	Removes an event filter object obj from this object. More...
void	setObjectName (const QString &name)
void	setParent (QObject *)
	Makes the object a child of parent. More...
bool	setProperty (const char *name, const QVariant &value)
	Sets the value of the object's name property to value. More...
void	setUserData (uint id, QObjectUserData *data)
bool	signalsBlocked () const
	Returns true if signals are blocked; otherwise returns false. More...
int	startTimer (int interval)
	Starts a timer and returns a timer identifier, or returns zero if it could not start a timer. More...
QThread *	thread () const
	Returns the thread in which the object lives. More...
QObjectUserData *	userData (uint id) const
virtual	~QObject ()
	Destroys the object, deleting all its child objects. More...

Private Slots
void	setVolume (qreal newVolume)

Private Functions
void	changeState (Phonon::State state)
bool	checkPlayer () const

Properties
AVMediaObjectPrivate *	d
QString	m_errorString
Phonon::ErrorType	m_errorType
Phonon::MediaSource	m_mediaSource
AVAudioOutput *	m_output
Phonon::State	m_state
qint32	m_tickInterval

Additional Inherited Members
Public Slots inherited from QObject
void	deleteLater ()
	Schedules this object for deletion. More...
Static Public Functions inherited from QObject
static bool	connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
	Creates a connection of the given type from the signal in the sender object to the method in the receiver object. More...
static bool	connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
static bool	disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
	Disconnects signal in object sender from method in object receiver. More...
static bool	disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
static uint	registerUserData ()
static QString	tr (const char *sourceText, const char *comment=0, int n=-1)
static QString	trUtf8 (const char *sourceText, const char *comment=0, int n=-1)
Static Public Variables inherited from QObject
static const QMetaObject	staticMetaObject
	This variable stores the meta-object for the class. More...
Protected Functions inherited from QObject
virtual void	childEvent (QChildEvent *)
	This event handler can be reimplemented in a subclass to receive child events. More...
virtual void	connectNotify (const char *signal)
	This virtual function is called when something has been connected to signal in this object. More...
virtual void	customEvent (QEvent *)
	This event handler can be reimplemented in a subclass to receive custom events. More...
virtual void	disconnectNotify (const char *signal)
	This virtual function is called when something has been disconnected from signal in this object. More...
	QObject (QObjectPrivate &dd, QObject *parent=0)
int	receivers (const char *signal) const
	Returns the number of receivers connected to the signal. More...
QObject *	sender () const
	Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns 0. More...
int	senderSignalIndex () const
virtual void	timerEvent (QTimerEvent *)
	This event handler can be reimplemented in a subclass to receive timer events for the object. More...
Protected Variables inherited from QObject
QScopedPointer< QObjectData >	d_ptr
Static Protected Variables inherited from QObject
static const QMetaObject	staticQtMetaObject
Related Functions inherited from QObject
T	qFindChildqFindChildren (const QObject *obj, const QString &name)()
QList< T >	qFindChildrenqFindChildren (const QObject *obj, const QString &name)()
QList< T >	qFindChildrenqFindChildren (const QObject *obj, const QRegExp &regExp)()
T *	qobject_cast (QObject *object)
	QObjectList
void *	qt_find_obj_child (QObject *parent, const char *type, const QString &name)
	Returns a pointer to the object named name that inherits type and with a given parent. More...

Detailed Description

Definition at line 54 of file avmediaobject.h.

Constructors and Destructors

AVMediaObject()

AVMediaObject::AVMediaObject

(

QObject *

parent

)

Definition at line 94 of file avmediaobject.mm.

    : QObject(parent),
      m_tickInterval(0),
      m_state(Phonon::LoadingState),
      m_errorType(Phonon::NoError),
      m_output(0),
      d(new AVMediaObjectPrivate(this))
{
}

~AVMediaObject()

AVMediaObject::~AVMediaObject

(

)

Definition at line 104 of file avmediaobject.mm.

{
    if (m_state == Phonon::PlayingState)
        stop();
    [d->player release];
    delete d;
}

Functions

aboutToFinish

void AVMediaObject::aboutToFinish ( )

signal

Referenced by handlePlayerFinished().

bufferStatus

void AVMediaObject::bufferStatus ( int  )

signal

changeState()

void AVMediaObject::changeState ( Phonon::State  state )

private

Definition at line 112 of file avmediaobject.mm.

Referenced by handlePlayerFinished(), pause(), play(), setSource(), and stop().

{
    if (m_state == state)
        return;
    Phonon::State oldState = m_state;
    m_state = state;
    emit stateChanged(m_state, oldState);
}

checkPlayer()

bool AVMediaObject::checkPlayer ( ) const

private

Definition at line 121 of file avmediaobject.mm.

Referenced by currentTime(), pause(), play(), seek(), stop(), and totalTime().

{
    if (!d->player) {
        m_errorType = Phonon::NormalError;
        m_errorString = tr("Media source has not been set.");
        return false;
    }
    return true;
}

currentSourceChanged

void AVMediaObject::currentSourceChanged ( const MediaSource &  )

signal

Referenced by setSource().

currentTime()

qint64 AVMediaObject::currentTime

(

)

const

Definition at line 188 of file avmediaobject.mm.

{
    if (!checkPlayer())
        return 0;
    return (qint64)(d->player.currentTime * 1000);
}

errorString()

QString AVMediaObject::errorString

(

)

const

Definition at line 200 of file avmediaobject.mm.

{
    return m_errorString;
}

errorType()

Phonon::ErrorType AVMediaObject::errorType

(

)

const

Definition at line 205 of file avmediaobject.mm.

{
    return m_errorType;
}

finished

void AVMediaObject::finished ( )

signal

Referenced by handlePlayerFinished().

handlePlayerFinished()

void AVMediaObject::handlePlayerFinished

(

)

Definition at line 292 of file avmediaobject.mm.

{
    emit aboutToFinish();
    changeState(Phonon::StoppedState);
    emit finished();
}

hasVideo()

bool AVMediaObject::hasVideo

(

)

const

Definition at line 178 of file avmediaobject.mm.

{
    return false;
}

hasVideoChanged

void AVMediaObject::hasVideoChanged ( bool  )

signal

isSeekable()

bool AVMediaObject::isSeekable

(

)

const

Definition at line 183 of file avmediaobject.mm.

{
    return true;
}

metaDataChanged

void AVMediaObject::metaDataChanged ( const QMultiMap< QString, QString > &  )

signal

pause()

void AVMediaObject::pause

(

)

Definition at line 143 of file avmediaobject.mm.

{
    if (!checkPlayer())
        return;
    [d->player pause];
    changeState(Phonon::PausedState);
}

play()

void AVMediaObject::play

(

)

Definition at line 131 of file avmediaobject.mm.

{
    if (!checkPlayer())
        return;
    if (![d->player play]) {
        m_errorType = Phonon::NormalError;
        m_errorString = tr("Failed to play media source.");
        return;
    }
    changeState(Phonon::PlayingState);
}

prefinishMark()

qint32 AVMediaObject::prefinishMark

(

)

const

Definition at line 251 of file avmediaobject.mm.

{
    // not implemented
    return 0;
}

prefinishMarkReached

void AVMediaObject::prefinishMarkReached ( qint32  )

signal

seek()

void AVMediaObject::seek

(

qint64

milliseconds

)

Definition at line 160 of file avmediaobject.mm.

{
    if (!checkPlayer())
        return;
    d->player.currentTime = milliseconds/1000.;
}

seekableChanged

void AVMediaObject::seekableChanged ( bool  )

signal

setAudioOutput()

void AVMediaObject::setAudioOutput

(

AVAudioOutput *

audioOutput

)

Definition at line 273 of file avmediaobject.mm.

Referenced by AVBackend::connectNodes(), and AVBackend::disconnectNodes().

{
    if (m_output) {
        disconnect(m_output, SIGNAL(volumeChanged(qreal)), this, SLOT(setVolume(qreal)));
    }
    m_output = audioOutput;
    if (m_output) {
        connect(m_output, SIGNAL(volumeChanged(qreal)), this, SLOT(setVolume(qreal)));
        setVolume(m_output->volume());
    }
}

setNextSource()

void AVMediaObject::setNextSource

(

const Phonon::MediaSource &

source

)

Definition at line 246 of file avmediaobject.mm.

{
    setSource(source);
}

setPrefinishMark()

void AVMediaObject::setPrefinishMark

(

qint32

newPrefinishMark

)

Definition at line 257 of file avmediaobject.mm.

{
    // not implemented
}

setSource()

void AVMediaObject::setSource

(

const Phonon::MediaSource &

source

)

Definition at line 222 of file avmediaobject.mm.

Referenced by setNextSource().

{
    if (d->player) {
        stop();
        [d->player release];
        d->player = 0;
    }
    m_mediaSource = source;
    NSString *urlString = [NSString stringWithCString:source.url().toEncoded().constData()
            encoding:NSASCIIStringEncoding];
    NSURL *url = [NSURL URLWithString:urlString];
    d->player = [[AVAudioPlayer alloc] initWithContentsOfURL:url error:NULL];
    if (!d->player) {
        m_errorString = tr("Failed to create player for '%1'").arg(source.url().toString());
        changeState(Phonon::ErrorState);
        return;
    }
    d->player.delegate = d->delegate;
    [d->player prepareToPlay];
    changeState(Phonon::StoppedState);
    emit currentSourceChanged(m_mediaSource);
    emit totalTimeChanged((qint64)(d->player.duration * 1000));
}

setTickInterval()

void AVMediaObject::setTickInterval

(

qint32

newTickInterval

)

Definition at line 172 of file avmediaobject.mm.

{
    m_tickInterval = newTickInterval;
    //TODO
}

setTransitionTime()

void AVMediaObject::setTransitionTime

(

qint32

)

Definition at line 268 of file avmediaobject.mm.

{
    // not implemented
}

setVolume

void AVMediaObject::setVolume ( qreal  newVolume )

privateslot

Definition at line 285 of file avmediaobject.mm.

Referenced by setAudioOutput().

{
    if (!d->player) // do nothing, will be set when player is created
        return;
    [d->player setVolume:qMin((float)1.0, (float)newVolume)];
}

source()

Phonon::MediaSource AVMediaObject::source

(

)

const

Definition at line 217 of file avmediaobject.mm.

Referenced by setSource().

{
    return m_mediaSource;
}

state()

Phonon::State AVMediaObject::state

(

)

const

Definition at line 195 of file avmediaobject.mm.

Referenced by changeState().

{
    return m_state;
}

stateChanged

void AVMediaObject::stateChanged ( Phonon::State  newstate, Phonon::State  oldstate  )

signal

Referenced by changeState().

stop()

void AVMediaObject::stop

(

)

Definition at line 151 of file avmediaobject.mm.

Referenced by setSource(), and ~AVMediaObject().

{
    if (!checkPlayer())
        return;
    [d->player stop];
    d->player.currentTime = 0;
    changeState(Phonon::StoppedState);
}

tick

void AVMediaObject::tick ( qint64  time )

signal

tickInterval()

qint32 AVMediaObject::tickInterval

(

)

const

Definition at line 167 of file avmediaobject.mm.

{
    return m_tickInterval;
}

totalTime()

qint64 AVMediaObject::totalTime

(

)

const

Definition at line 210 of file avmediaobject.mm.

{
    if (!checkPlayer())
        return 0;
    return d->player.duration;
}

totalTimeChanged

void AVMediaObject::totalTimeChanged ( qint64  length )

signal

Referenced by setSource().

transitionTime()

qint32 AVMediaObject::transitionTime

(

)

const

Definition at line 262 of file avmediaobject.mm.

{
    // not implemented
    return 0;
}

Properties

d

AVMediaObjectPrivate* AVMediaObject::d

private

Definition at line 118 of file avmediaobject.h.

Referenced by checkPlayer(), currentTime(), pause(), play(), seek(), setSource(), setVolume(), stop(), totalTime(), and ~AVMediaObject().

m_errorString

QString AVMediaObject::m_errorString

mutableprivate

Definition at line 113 of file avmediaobject.h.

Referenced by checkPlayer(), errorString(), play(), and setSource().

m_errorType

Phonon::ErrorType AVMediaObject::m_errorType

mutableprivate

Definition at line 114 of file avmediaobject.h.

Referenced by checkPlayer(), errorType(), and play().

m_mediaSource

Phonon::MediaSource AVMediaObject::m_mediaSource

private

Definition at line 115 of file avmediaobject.h.

Referenced by setSource(), and source().

m_output

AVAudioOutput* AVMediaObject::m_output

private

Definition at line 117 of file avmediaobject.h.

Referenced by setAudioOutput().

m_state

Phonon::State AVMediaObject::m_state

private

Definition at line 112 of file avmediaobject.h.

Referenced by changeState(), state(), and ~AVMediaObject().

m_tickInterval

qint32 AVMediaObject::m_tickInterval

private

Definition at line 111 of file avmediaobject.h.

Referenced by setTickInterval(), and tickInterval().

---

The documentation for this class was generated from the following files:

• /src/plugins/platforms/uikit/phonon_av/avmediaobject.h
• /src/plugins/platforms/uikit/phonon_av/avmediaobject.mm