AudioStateMachineUtils Namespace Reference

Typedefs
using	RawState = int

Functions
constexpr bool	isDrainingState (RawState state)
constexpr RawState	addDrainingFlag (RawState state)
constexpr RawState	removeDrainingFlag (RawState state)
constexpr QAudio::State	toAudioState (RawState state)
constexpr QAudio::Error	toAudioError (RawState state)
constexpr RawState	toRawState (QAudio::State state, QAudio::Error error=QAudio::NoError)
constexpr RawState	setStateError (RawState state, QAudio::Error error)
template<typename... States>
constexpr auto	makeStatesChecker (States... states)
template<typename T , typename Predicate , typename NewValueGetter >
bool	multipleCompareExchange (std::atomic< T > &target, T &prevValue, Predicate predicate, NewValueGetter newValueGetter)

Variables
constexpr uint32_t	AudioStateBitsCount = 8
constexpr RawState	AudioStateMask = 0xFF
constexpr RawState	AudioErrorMask = 0xFF00
constexpr RawState	DrainingFlag = 0x10000

Typedef Documentation

RawState

using AudioStateMachineUtils::RawState = int

Definition at line 24 of file qaudiostatemachineutils_p.h.

Function Documentation

addDrainingFlag()

constexpr RawState AudioStateMachineUtils::addDrainingFlag ( RawState state )

constexpr

Definition at line 40 of file qaudiostatemachineutils_p.h.

References DrainingFlag, and state.

Referenced by QAudioStateMachine::stop().

Here is the caller graph for this function:

isDrainingState()

constexpr bool AudioStateMachineUtils::isDrainingState ( RawState state )

constexpr

Definition at line 35 of file qaudiostatemachineutils_p.h.

References DrainingFlag, and state.

Referenced by QAudioStateMachine::getDrainedAndStopped(), QAudioStateMachine::Notifier::isDraining(), QAudioStateMachine::isDraining(), and QAudioStateMachine::onDrained().

Here is the caller graph for this function:

makeStatesChecker()

template<typename... States>

constexpr auto AudioStateMachineUtils::makeStatesChecker ( States... states )

constexpr

Definition at line 71 of file qaudiostatemachineutils_p.h.

References AudioStateMask, DrainingFlag, and state.

Referenced by QAudioStateMachine::activateFromIdle(), QAudioStateMachine::resume(), QAudioStateMachine::start(), QAudioStateMachine::stop(), QAudioStateMachine::suspend(), and QAudioStateMachine::updateActiveOrIdle().

Here is the caller graph for this function:

multipleCompareExchange()

template<typename T , typename Predicate , typename NewValueGetter >

bool AudioStateMachineUtils::multipleCompareExchange	(	std::atomic< T > &	target,
		T &	prevValue,
		Predicate	predicate,
		NewValueGetter	newValueGetter )

Definition at line 82 of file qaudiostatemachineutils_p.h.

References predicate.

removeDrainingFlag()

constexpr RawState AudioStateMachineUtils::removeDrainingFlag ( RawState state )

constexpr

Definition at line 45 of file qaudiostatemachineutils_p.h.

References state.

Referenced by QAudioStateMachine::onDrained().

Here is the caller graph for this function:

setStateError()

constexpr RawState AudioStateMachineUtils::setStateError ( RawState state, QAudio::Error error )

constexpr

Definition at line 65 of file qaudiostatemachineutils_p.h.

References AudioStateBitsCount, error, and state.

Referenced by QAudioStateMachine::setError().

Here is the caller graph for this function:

toAudioError()

constexpr QAudio::Error AudioStateMachineUtils::toAudioError ( RawState state )

constexpr

Definition at line 55 of file qaudiostatemachineutils_p.h.

References AudioErrorMask, AudioStateBitsCount, and state.

Referenced by QAudioStateMachine::error().

Here is the caller graph for this function:

toAudioState()

constexpr QAudio::State AudioStateMachineUtils::toAudioState ( RawState state )

constexpr

Definition at line 50 of file qaudiostatemachineutils_p.h.

References AudioStateMask, and state.

Referenced by QAudioStateMachine::Notifier::audioState(), QAudioStateMachine::getDrainedAndStopped(), QAudioStateMachine::Notifier::prevAudioState(), QAudioStateMachine::state(), and QAudioStateMachine::stop().

Here is the caller graph for this function:

toRawState()

constexpr RawState AudioStateMachineUtils::toRawState ( QAudio::State state, QAudio::Error error = QAudio::NoError )

constexpr

Definition at line 60 of file qaudiostatemachineutils_p.h.

References AudioStateBitsCount, error, and state.

Referenced by QAudioStateMachine::activateFromIdle(), QAudioStateMachine::forceSetState(), QAudioStateMachine::resume(), QAudioStateMachine::start(), QAudioStateMachine::stop(), QAudioStateMachine::suspend(), and QAudioStateMachine::updateActiveOrIdle().

Here is the caller graph for this function:

Variable Documentation

AudioErrorMask

constexpr RawState AudioStateMachineUtils::AudioErrorMask = 0xFF00

constexpr

Definition at line 28 of file qaudiostatemachineutils_p.h.

Referenced by toAudioError().

AudioStateBitsCount

constexpr uint32_t AudioStateMachineUtils::AudioStateBitsCount = 8

constexpr

Definition at line 26 of file qaudiostatemachineutils_p.h.

Referenced by setStateError(), toAudioError(), and toRawState().

AudioStateMask

constexpr RawState AudioStateMachineUtils::AudioStateMask = 0xFF

constexpr

Definition at line 27 of file qaudiostatemachineutils_p.h.

Referenced by makeStatesChecker(), and toAudioState().

DrainingFlag

constexpr RawState AudioStateMachineUtils::DrainingFlag = 0x10000

constexpr

Definition at line 29 of file qaudiostatemachineutils_p.h.

Referenced by addDrainingFlag(), isDrainingState(), and makeStatesChecker().