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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QPlatformAudioDecoder Class Referenceabstract

#include <qplatformaudiodecoder_p.h>

+ Inheritance diagram for QPlatformAudioDecoder:
+ Collaboration diagram for QPlatformAudioDecoder:

Public Member Functions

virtual QUrl source () const =0
 
virtual void setSource (const QUrl &fileName)=0
 
virtual QIODevicesourceDevice () const =0
 
virtual void setSourceDevice (QIODevice *device)=0
 
virtual void start ()=0
 
virtual void stop ()=0
 
virtual QAudioFormat audioFormat () const =0
 
virtual void setAudioFormat (const QAudioFormat &format)=0
 
virtual QAudioBuffer read ()=0
 
virtual bool bufferAvailable () const
 
virtual qint64 position () const
 
virtual qint64 duration () const
 
void formatChanged (const QAudioFormat &format)
 
void sourceChanged ()
 
void error (int error, const QString &errorString)
 
void clearError ()
 
void bufferReady ()
 
void bufferAvailableChanged (bool available)
 
void setIsDecoding (bool running=true)
 
void finished ()
 
bool isDecoding () const
 
void positionChanged (qint64 position)
 
void durationChanged (qint64 duration)
 
QAudioDecoder::Error error () const
 
QString errorString () const
 
virtual bool canReadQrc () const
 
virtual ~QPlatformAudioDecoder ()
 
- Public Member Functions inherited from QObject
Q_INVOKABLE QObject (QObject *parent=nullptr)
 Constructs an object with parent object parent.
 
virtual ~QObject ()
 Destroys the object, deleting all its child objects.
 
virtual bool event (QEvent *event)
 This virtual function receives events to an object and should return true if the event e was recognized and processed.
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 Filters events if this object has been installed as an event filter for the watched object.
 
QString objectName () const
 
Q_WEAK_OVERLOAD void setObjectName (const QString &name)
 Sets the object's name to name.
 
void setObjectName (QAnyStringView name)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
QBindable< QStringbindableObjectName ()
 
bool isWidgetType () const
 Returns true if the object is a widget; otherwise returns false.
 
bool isWindowType () const
 Returns true if the object is a window; otherwise returns false.
 
bool isQuickItemType () const
 Returns true if the object is a QQuickItem; otherwise returns false.
 
bool signalsBlocked () const noexcept
 Returns true if signals are blocked; otherwise returns false.
 
bool blockSignals (bool b) noexcept
 If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it).
 
QThreadthread () const
 Returns the thread in which the object lives.
 
bool moveToThread (QThread *thread QT6_DECL_NEW_OVERLOAD_TAIL)
 Changes the thread affinity for this object and its children and returns true on success.
 
int startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer)
 This is an overloaded function that will start a timer of type timerType and a timeout of interval milliseconds.
 
int startTimer (std::chrono::nanoseconds time, Qt::TimerType timerType=Qt::CoarseTimer)
 
void killTimer (int id)
 Kills the timer with timer identifier, id.
 
void killTimer (Qt::TimerId id)
 
template<typename T >
findChild (QAnyStringView aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns the child of this object that can be cast into type T and that is called name, or \nullptr if there is no such object.
 
template<typename T >
QList< T > findChildren (QAnyStringView aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) 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.
 
template<typename T >
findChild (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
template<typename T >
QList< T > findChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
const QObjectListchildren () const
 Returns a list of child objects.
 
void setParent (QObject *parent)
 Makes the object a child of parent.
 
void installEventFilter (QObject *filterObj)
 Installs an event filter filterObj on this object.
 
void removeEventFilter (QObject *obj)
 Removes an event filter object obj from this object.
 
QMetaObject::Connection connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const
 
bool disconnect (const QObject *receiver, const char *member=nullptr) const
 
void dumpObjectTree () const
 Dumps a tree of children to the debug output.
 
void dumpObjectInfo () const
 Dumps information about signal connections, etc.
 
bool setProperty (const char *name, const QVariant &value)
 Sets the value of the object's name property to value.
 
bool setProperty (const char *name, QVariant &&value)
 
QVariant property (const char *name) const
 Returns the value of the object's name property.
 
QList< QByteArraydynamicPropertyNames () const
 
QBindingStoragebindingStorage ()
 
const QBindingStoragebindingStorage () const
 
QObjectparent () const
 Returns a pointer to the parent object.
 
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.
 

Protected Member Functions

 QPlatformAudioDecoder (QAudioDecoder *parent)
 
- Protected Member Functions inherited from QObject
QObjectsender () const
 Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns \nullptr.
 
int senderSignalIndex () const
 
int receivers (const char *signal) const
 Returns the number of receivers connected to the signal.
 
bool isSignalConnected (const QMetaMethod &signal) const
 
virtual void timerEvent (QTimerEvent *event)
 This event handler can be reimplemented in a subclass to receive timer events for the object.
 
virtual void childEvent (QChildEvent *event)
 This event handler can be reimplemented in a subclass to receive child events.
 
virtual void customEvent (QEvent *event)
 This event handler can be reimplemented in a subclass to receive custom events.
 
virtual void connectNotify (const QMetaMethod &signal)
 
virtual void disconnectNotify (const QMetaMethod &signal)
 
 QObject (QObjectPrivate &dd, QObject *parent=nullptr)
 

Additional Inherited Members

- Public Slots inherited from QObject
void deleteLater ()
 \threadsafe
 
- Signals inherited from QObject
void destroyed (QObject *=nullptr)
 This signal is emitted immediately before the object obj is destroyed, after any instances of QPointer have been notified, and cannot be blocked.
 
void objectNameChanged (const QString &objectName, QPrivateSignal)
 This signal is emitted after the object's name has been changed.
 
- Static Public Member Functions inherited from QObject
static QMetaObject::Connection connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 \threadsafe
 
static QMetaObject::Connection connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::ContextTypeForFunctor< Func2 >::ContextType *context, Func2 &&slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 &&slot)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 \threadsafe
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static bool disconnect (const QMetaObject::Connection &)
 Disconnect a connection.
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot)
 
template<typename Func1 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero)
 
- Protected Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
 
- Properties inherited from QObject
QString objectName
 the name of this object
 

Detailed Description

Definition at line 27 of file qplatformaudiodecoder_p.h.

Constructor & Destructor Documentation

◆ ~QPlatformAudioDecoder()

QPlatformAudioDecoder::~QPlatformAudioDecoder ( )
virtualdefault

◆ QPlatformAudioDecoder()

QT_BEGIN_NAMESPACE QPlatformAudioDecoder::QPlatformAudioDecoder ( QAudioDecoder * parent)
explicitprotected

Definition at line 9 of file qplatformaudiodecoder.cpp.

Member Function Documentation

◆ audioFormat()

virtual QAudioFormat QPlatformAudioDecoder::audioFormat ( ) const
pure virtual

◆ bufferAvailable()

virtual bool QPlatformAudioDecoder::bufferAvailable ( ) const
inlinevirtual

Reimplemented in MFAudioDecoderControl, and QAndroidAudioDecoder.

Definition at line 45 of file qplatformaudiodecoder_p.h.

◆ bufferAvailableChanged()

void QPlatformAudioDecoder::bufferAvailableChanged ( bool available)

Definition at line 26 of file qplatformaudiodecoder.cpp.

◆ bufferReady()

void QPlatformAudioDecoder::bufferReady ( )

Definition at line 38 of file qplatformaudiodecoder.cpp.

◆ canReadQrc()

virtual bool QPlatformAudioDecoder::canReadQrc ( ) const
inlinevirtual

Reimplemented in QGstreamerAudioDecoder.

Definition at line 74 of file qplatformaudiodecoder_p.h.

◆ clearError()

void QPlatformAudioDecoder::clearError ( )
inline

Definition at line 55 of file qplatformaudiodecoder_p.h.

◆ duration()

virtual qint64 QPlatformAudioDecoder::duration ( ) const
inlinevirtual

◆ durationChanged()

void QPlatformAudioDecoder::durationChanged ( qint64 duration)

Definition at line 71 of file qplatformaudiodecoder.cpp.

◆ error() [1/2]

QAudioDecoder::Error QPlatformAudioDecoder::error ( ) const
inline

Definition at line 71 of file qplatformaudiodecoder_p.h.

◆ error() [2/2]

void QPlatformAudioDecoder::error ( int error,
const QString & errorString )

Definition at line 13 of file qplatformaudiodecoder.cpp.

◆ errorString()

QString QPlatformAudioDecoder::errorString ( ) const
inline

Definition at line 72 of file qplatformaudiodecoder_p.h.

◆ finished()

void QPlatformAudioDecoder::finished ( )

Definition at line 56 of file qplatformaudiodecoder.cpp.

◆ formatChanged()

void QPlatformAudioDecoder::formatChanged ( const QAudioFormat & format)

Definition at line 51 of file qplatformaudiodecoder.cpp.

◆ isDecoding()

bool QPlatformAudioDecoder::isDecoding ( ) const
inline

Definition at line 66 of file qplatformaudiodecoder_p.h.

◆ position()

virtual qint64 QPlatformAudioDecoder::position ( ) const
inlinevirtual

◆ positionChanged()

void QPlatformAudioDecoder::positionChanged ( qint64 position)

Definition at line 63 of file qplatformaudiodecoder.cpp.

◆ read()

virtual QAudioBuffer QPlatformAudioDecoder::read ( )
pure virtual

◆ setAudioFormat()

virtual void QPlatformAudioDecoder::setAudioFormat ( const QAudioFormat & format)
pure virtual

◆ setIsDecoding()

void QPlatformAudioDecoder::setIsDecoding ( bool running = true)
inline

Definition at line 59 of file qplatformaudiodecoder_p.h.

◆ setSource()

virtual void QPlatformAudioDecoder::setSource ( const QUrl & fileName)
pure virtual

◆ setSourceDevice()

virtual void QPlatformAudioDecoder::setSourceDevice ( QIODevice * device)
pure virtual

◆ source()

virtual QUrl QPlatformAudioDecoder::source ( ) const
pure virtual

◆ sourceChanged()

void QPlatformAudioDecoder::sourceChanged ( )

Definition at line 46 of file qplatformaudiodecoder.cpp.

◆ sourceDevice()

virtual QIODevice * QPlatformAudioDecoder::sourceDevice ( ) const
pure virtual

◆ start()

virtual void QPlatformAudioDecoder::start ( )
pure virtual

◆ stop()

virtual void QPlatformAudioDecoder::stop ( )
pure virtual

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