qpulseaudiosink.cpp File Reference

(794ad8d72339ffdd3d22c28ccdb8abc02877ff5b)

#include <QtCore/qcoreapplication.h>
#include <QtCore/qdebug.h>
#include <QtCore/qmath.h>
#include <private/qaudiohelpers_p.h>
#include "qpulseaudiosink_p.h"
#include "qaudioengine_pulse_p.h"
#include "qpulsehelpers_p.h"
#include <sys/types.h>
#include <unistd.h>
#include <mutex>
#include "moc_qpulseaudiosink_p.cpp"

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Macros
#define	LOW_LATENCY_CATEGORY_NAME   "game"

Functions
static void	outputStreamWriteCallback (pa_stream *stream, size_t length, void *userdata)
static void	outputStreamStateCallback (pa_stream *stream, void *userdata)
static void	outputStreamUnderflowCallback (pa_stream *stream, void *userdata)
static void	outputStreamOverflowCallback (pa_stream *stream, void *userdata)
static void	outputStreamLatencyCallback (pa_stream *stream, void *userdata)
static void	outputStreamSuccessCallback (pa_stream *stream, int success, void *userdata)
static void	outputStreamDrainComplete (pa_stream *stream, int success, void *userdata)
static void	outputStreamFlushComplete (pa_stream *stream, int success, void *userdata)
static void	streamAdjustPrebufferCallback (pa_stream *stream, int success, void *userdata)
static qint64	operator- (timeval t1, timeval t2)

Variables
static QT_BEGIN_NAMESPACE constexpr uint	SinkPeriodTimeMs = 20
static constexpr uint	DefaultBufferLengthMs = 100

Macro Definition Documentation

LOW_LATENCY_CATEGORY_NAME

#define LOW_LATENCY_CATEGORY_NAME   "game"

Definition at line 21 of file qpulseaudiosink.cpp.

Function Documentation

operator-()

static qint64 operator- ( timeval t1, timeval t2 )

static

Definition at line 558 of file qpulseaudiosink.cpp.

References t2.

outputStreamDrainComplete()

static void outputStreamDrainComplete ( pa_stream * stream, int success, void * userdata )

static

Definition at line 97 of file qpulseaudiosink.cpp.

References QPulseAudioEngine::instance(), QPulseAudioEngine::mainloop(), Q_UNUSED, and qCDebug.

Referenced by QPulseAudioSink::stop(), and QPulseAudioSink::streamUnderflowCallback().

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outputStreamFlushComplete()

static void outputStreamFlushComplete ( pa_stream * stream, int success, void * userdata )

static

Definition at line 110 of file qpulseaudiosink.cpp.

References Q_UNUSED, and qCDebug.

outputStreamLatencyCallback()

static void outputStreamLatencyCallback ( pa_stream * stream, void * userdata )

static

Definition at line 69 of file qpulseaudiosink.cpp.

References info, Q_UNLIKELY, Q_UNUSED, qCDebug, and QtDebugMsg.

outputStreamOverflowCallback()

static void outputStreamOverflowCallback ( pa_stream * stream, void * userdata )

static

Definition at line 62 of file qpulseaudiosink.cpp.

References Q_UNUSED, and qCDebug.

outputStreamStateCallback()

static void outputStreamStateCallback ( pa_stream * stream, void * userdata )

static

Definition at line 32 of file qpulseaudiosink.cpp.

References QString::fromUtf8(), QPulseAudioEngine::instance(), QPulseAudioEngine::mainloop(), Q_UNUSED, qCDebug, QStringLiteral, qWarning, and state.

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outputStreamSuccessCallback()

static void outputStreamSuccessCallback ( pa_stream * stream, int success, void * userdata )

static

Definition at line 87 of file qpulseaudiosink.cpp.

References QPulseAudioEngine::instance(), QPulseAudioEngine::mainloop(), Q_UNUSED, and qCDebug.

Referenced by QPulseAudioSink::resume(), and QPulseAudioSink::suspend().

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outputStreamUnderflowCallback()

static void outputStreamUnderflowCallback ( pa_stream * stream, void * userdata )

static

Definition at line 54 of file qpulseaudiosink.cpp.

References Q_UNUSED, and qCDebug.

outputStreamWriteCallback()

static void outputStreamWriteCallback ( pa_stream * stream, size_t length, void * userdata )

static

Definition at line 23 of file qpulseaudiosink.cpp.

References QPulseAudioEngine::instance(), QPulseAudioEngine::mainloop(), Q_UNUSED, and qCDebug.

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streamAdjustPrebufferCallback()

static void streamAdjustPrebufferCallback ( pa_stream * stream, int success, void * userdata )

static

Definition at line 117 of file qpulseaudiosink.cpp.

References Q_UNUSED, and qCDebug.

Variable Documentation

DefaultBufferLengthMs

constexpr uint DefaultBufferLengthMs = 100

staticconstexpr

Definition at line 19 of file qpulseaudiosink.cpp.

SinkPeriodTimeMs

QT_BEGIN_NAMESPACE constexpr uint SinkPeriodTimeMs = 20

staticconstexpr

Definition at line 18 of file qpulseaudiosink.cpp.