qaudiohelpers.cpp File Reference

(03bfd3c37cb94642aa5e64b3b54c610271964e45)

#include "qaudiohelpers_p.h"
#include <QtMultimedia/private/qaudio_qspan_support_p.h>
#include <QtMultimedia/private/qmultimedia_ranges_p.h>
#include <QtMultimedia/private/qmultimedia_enum_to_string_converter_p.h>
#include <QtCore/qdebug.h>
#include <algorithm>
#include <limits>

Include dependency graph for qaudiohelpers.cpp:

Go to the source code of this file.

Namespaces
namespace	QAudioHelperInternal

Macros
#define	QT_MM_RESTRICT   /*__restrict__*/

Functions
void	QAudioHelperInternal::qMultiplySamples (float factor, const QAudioFormat &format, const void *src, void *dest, int len) noexcept Q_DECL_NONBLOCKING_FUNCTION
void	QAudioHelperInternal::applyVolume (float volume, const QAudioFormat &format, QSpan< const std::byte > source, QSpan< std::byte > destination) noexcept Q_DECL_NONBLOCKING_FUNCTION
void	QAudioHelperInternal::convertSampleFormat (QSpan< const std::byte > source, NativeSampleFormat sourceFormat, QSpan< std::byte > destination, NativeSampleFormat destinationFormat) noexcept Q_DECL_NONBLOCKING_FUNCTION
NativeSampleFormat	QAudioHelperInternal::bestNativeSampleFormat (const QAudioFormat &fmt, QSpan< const NativeSampleFormat > supportedNativeFormats)
NativeSampleFormat	QAudioHelperInternal::toNativeSampleFormat (QAudioFormat::SampleFormat fmt)
QAudioFormat::SampleFormat	QAudioHelperInternal::bestSampleFormat (const NativeSampleFormat fmt)
std::optional< float >	QAudioHelperInternal::sanitizeVolume (float volume, float lastValue)
void	QAudioHelperInternal::fillSilence (QSpan< std::byte > buffer, NativeSampleFormat sampleFormat) noexcept
void	QAudioHelperInternal::fillSilence (QSpan< std::byte > buffer, QAudioFormat fmt) noexcept
QByteArray	QAudioHelperInternal::resampleAudioCatmullRom (QSpan< const float > input, int nChannels, int inputRate, int outputRate)
void	QAudioHelperInternal::upmixMonoToStereo (QSpan< float > out, QSpan< const float > in, UpmixScaling scaling) noexcept Q_DECL_NONBLOCKING_FUNCTION
QByteArray	QAudioHelperInternal::upmixMonoToStereo (QSpan< const float > input, UpmixScaling scaling)
void	QAudioHelperInternal::downmixStereoToMono (QSpan< float > out, QSpan< const float > in, DownmixScaling scaling) noexcept Q_DECL_NONBLOCKING_FUNCTION
QByteArray	QAudioHelperInternal::downmixStereoToMono (QSpan< const float > input, DownmixScaling scaling)
	QT_MM_MAKE_STRING_RESOLVER (QAudioHelperInternal::NativeSampleFormat, QtMultimediaPrivate::EnumName,(QAudioHelperInternal::NativeSampleFormat::uint8_t, "uint8_t")(QAudioHelperInternal::NativeSampleFormat::int16_t, "int16_t")(QAudioHelperInternal::NativeSampleFormat::int32_t, "int32_t")(QAudioHelperInternal::NativeSampleFormat::int24_t_3b, "int24_t_3b")(QAudioHelperInternal::NativeSampleFormat::int24_t_4b_low, "int24_t_4b_low")(QAudioHelperInternal::NativeSampleFormat::float32_t, "float32_t"))
	QT_MM_DEFINE_QDEBUG_ENUM (QAudioHelperInternal::NativeSampleFormat)

Macro Definition Documentation

QT_MM_RESTRICT

#define QT_MM_RESTRICT   /*__restrict__*/

Definition at line 24 of file qaudiohelpers.cpp.

Function Documentation

QT_MM_DEFINE_QDEBUG_ENUM()

QT_MM_DEFINE_QDEBUG_ENUM

(

QAudioHelperInternal::NativeSampleFormat

)

QT_MM_MAKE_STRING_RESOLVER()

QT_MM_MAKE_STRING_RESOLVER	(	QAudioHelperInternal::NativeSampleFormat	,
		QtMultimediaPrivate::EnumName	,
		(QAudioHelperInternal::NativeSampleFormat::uint8_t, "uint8_t")(QAudioHelperInternal::NativeSampleFormat::int16_t, "int16_t")(QAudioHelperInternal::NativeSampleFormat::int32_t, "int32_t")(QAudioHelperInternal::NativeSampleFormat::int24_t_3b, "int24_t_3b")(QAudioHelperInternal::NativeSampleFormat::int24_t_4b_low, "int24_t_4b_low")(QAudioHelperInternal::NativeSampleFormat::float32_t, "float32_t")	)