QAudioDecoderControl Class
The QAudioDecoderControl class provides access to the audio decoding functionality of a QMediaService. More...
Header: | #include <QAudioDecoderControl> |
qmake: | QT += multimedia |
Inherits: | QMediaControl |
This class is under development and is subject to change.
Public Functions
virtual | ~QAudioDecoderControl() |
virtual QAudioFormat | audioFormat() const = 0 |
virtual bool | bufferAvailable() const = 0 |
virtual qint64 | duration() const = 0 |
virtual qint64 | position() const = 0 |
virtual QAudioBuffer | read() = 0 |
virtual void | setAudioFormat(const QAudioFormat &format) = 0 |
virtual void | setSourceDevice(QIODevice *device) = 0 |
virtual void | setSourceFilename(const QString &fileName) = 0 |
virtual QIODevice * | sourceDevice() const = 0 |
virtual QString | sourceFilename() const = 0 |
virtual void | start() = 0 |
virtual QAudioDecoder::State | state() const = 0 |
virtual void | stop() = 0 |
- 31 public functions inherited from QObject
Signals
void | bufferAvailableChanged(bool available) |
void | bufferReady() |
void | durationChanged(qint64 duration) |
void | error(int error, const QString &errorString) |
void | finished() |
void | formatChanged(const QAudioFormat &format) |
void | positionChanged(qint64 position) |
void | sourceChanged() |
void | stateChanged(QAudioDecoder::State newState) |
- 2 signals inherited from QObject
Static Public Members
const QMetaObject | staticMetaObject |
- 9 static public members inherited from QObject
Protected Functions
QAudioDecoderControl(QObject *parent = nullptr) |
- 9 protected functions inherited from QObject
Macros
Additional Inherited Members
Detailed Description
The QAudioDecoderControl class provides access to the audio decoding functionality of a QMediaService.
The functionality provided by this control is exposed to application code through the QAudioDecoder class.
The interface name of QAudioDecoderControl is org.qt-project.qt.audiodecodercontrol/5.0
as defined in QAudioDecoderControl_iid.
See also QMediaService::requestControl() and QAudioDecoder.
Member Function Documentation
[protected]
QAudioDecoderControl::QAudioDecoderControl(QObject *parent = nullptr)
Constructs a new audio decoder control with the given parent.
[virtual]
QAudioDecoderControl::~QAudioDecoderControl()
Destroys an audio decoder control.
[pure virtual]
QAudioFormat QAudioDecoderControl::audioFormat() const
See also setAudioFormat().
[pure virtual]
bool QAudioDecoderControl::bufferAvailable() const
[signal]
void QAudioDecoderControl::bufferAvailableChanged(bool available)
[signal]
void QAudioDecoderControl::bufferReady()
[pure virtual]
qint64 QAudioDecoderControl::duration() const
[signal]
void QAudioDecoderControl::durationChanged(qint64 duration)
[signal]
void QAudioDecoderControl::error(int error, const QString &errorString)
[signal]
void QAudioDecoderControl::finished()
[signal]
void QAudioDecoderControl::formatChanged(const QAudioFormat &format)
[pure virtual]
qint64 QAudioDecoderControl::position() const
[signal]
void QAudioDecoderControl::positionChanged(qint64 position)
[pure virtual]
QAudioBuffer QAudioDecoderControl::read()
[pure virtual]
void QAudioDecoderControl::setAudioFormat(const QAudioFormat &format)
See also audioFormat().
[pure virtual]
void QAudioDecoderControl::setSourceDevice(QIODevice *device)
See also sourceDevice().
[pure virtual]
void QAudioDecoderControl::setSourceFilename(const QString &fileName)
See also sourceFilename().
[signal]
void QAudioDecoderControl::sourceChanged()
[pure virtual]
QIODevice *QAudioDecoderControl::sourceDevice() const
See also setSourceDevice().
[pure virtual]
QString QAudioDecoderControl::sourceFilename() const
See also setSourceFilename().
[pure virtual]
void QAudioDecoderControl::start()
[pure virtual]
QAudioDecoder::State QAudioDecoderControl::state() const
[signal]
void QAudioDecoderControl::stateChanged(QAudioDecoder::State newState)
[pure virtual]
void QAudioDecoderControl::stop()
Macro Documentation
QAudioDecoderControl_iid
org.qt-project.qt.audiodecodercontrol/5.0
Defines the interface name of the QAudioDecoderControl class.