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 |
- 1 static public member inherited from QMediaControl
- 9 static public members inherited from QObject
Protected Functions
| QAudioDecoderControl(QObject *parent = nullptr) |
- 9 protected functions inherited from QObject
Macros
Additional Inherited Members
- 1 property inherited from QObject
- 1 public slot inherited from QObject
- 1 public variable inherited from QObject
- 1 protected type inherited from QMediaControl
- 2 protected variables inherited from QObject
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 Type Documentation
Property Documentation
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()
Member Variable Documentation
Related Non-Members
Macro Documentation
QAudioDecoderControl_iid
org.qt-project.qt.audiodecodercontrol/5.0
Defines the interface name of the QAudioDecoderControl class.