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QAudio Namespace Reference
[QtMultimedia module]

The QAudio namespace contains enums used by the audio classes. More...

 #include <QAudio>

This namespace was introduced in Qt 4.6.


Types

enum Error { NoError, OpenError, IOError, UnderrunError, FatalError }
enum Mode { AudioOutput, AudioInput }
enum State { ActiveState, SuspendedState, StoppedState, IdleState }

Detailed Description

The QAudio namespace contains enums used by the audio classes.


Type Documentation

enum QAudio::Error

ConstantValueDescription
QAudio::NoError0No errors have occurred
QAudio::OpenError1An error opening the audio device
QAudio::IOError2An error occurred during read/write of audio device
QAudio::UnderrunError3Audio data is not being fed to the audio device at a fast enough rate
QAudio::FatalError4A non-recoverable error has occurred, the audio device is not usable at this time.

enum QAudio::Mode

ConstantValueDescription
QAudio::AudioOutput1audio output device
QAudio::AudioInput0audio input device

enum QAudio::State

ConstantValueDescription
QAudio::ActiveState0Audio data is being processed, this state is set after start() is called and while audio data is available to be processed.
QAudio::SuspendedState1The audio device is in a suspended state, this state will only be entered after suspend() is called.
QAudio::StoppedState2The audio device is closed, not processing any audio data
QAudio::IdleState3The QIODevice passed in has no data and audio system's buffer is empty, this state is set after start() is called and while no audio data is available to be processed.


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Qt 4.6.3