webrtc::Expand Class Reference

#include <expand.h>

Inheritance diagram for webrtc::Expand:

Public Member Functions
	Expand (BackgroundNoise *background_noise, SyncBuffer *sync_buffer, RandomVector *random_vector, StatisticsCalculator *statistics, int fs, size_t num_channels)
virtual	~Expand ()
virtual void	Reset ()
virtual int	Process (AudioMultiVector *output)
virtual void	SetParametersForNormalAfterExpand ()
virtual void	SetParametersForMergeAfterExpand ()
int16_t	MuteFactor (size_t channel)
bool	Muted () const
virtual size_t	overlap_length () const
size_t	max_lag () const
	Expand (BackgroundNoise *background_noise, SyncBuffer *sync_buffer, RandomVector *random_vector, StatisticsCalculator *statistics, int fs, size_t num_channels)
virtual	~Expand ()
virtual void	Reset ()
virtual int	Process (AudioMultiVector *output)
virtual void	SetParametersForNormalAfterExpand ()
virtual void	SetParametersForMergeAfterExpand ()
int16_t	MuteFactor (size_t channel)
bool	Muted () const
virtual size_t	overlap_length () const
size_t	max_lag () const

Protected Member Functions
void	GenerateRandomVector (int16_t seed_increment, size_t length, int16_t *random_vector)
void	GenerateBackgroundNoise (int16_t *random_vector, size_t channel, int mute_slope, bool too_many_expands, size_t num_noise_samples, int16_t *buffer)
void	InitializeForAnExpandPeriod ()
bool	TooManyExpands ()
void	AnalyzeSignal (int16_t *random_vector)
void	GenerateRandomVector (int16_t seed_increment, size_t length, int16_t *random_vector)
void	GenerateBackgroundNoise (int16_t *random_vector, size_t channel, int mute_slope, bool too_many_expands, size_t num_noise_samples, int16_t *buffer)
void	InitializeForAnExpandPeriod ()
bool	TooManyExpands ()
void	AnalyzeSignal (int16_t *random_vector)

Protected Attributes
RandomVector *const	random_vector_
SyncBuffer *const	sync_buffer_
bool	first_expand_
const int	fs_hz_
const size_t	num_channels_
int	consecutive_expands_

Static Protected Attributes
static const int	kMaxConsecutiveExpands = 200

Constructor & Destructor Documentation

Expand() [1/2]

webrtc::Expand::Expand	(	BackgroundNoise *	background_noise,
		SyncBuffer *	sync_buffer,
		RandomVector *	random_vector,
		StatisticsCalculator *	statistics,
		int	fs,
		size_t	num_channels
	)

~Expand() [1/2]

webrtc::Expand::~Expand ( )

virtualdefault

Expand() [2/2]

webrtc::Expand::Expand	(	BackgroundNoise *	background_noise,
		SyncBuffer *	sync_buffer,
		RandomVector *	random_vector,
		StatisticsCalculator *	statistics,
		int	fs,
		size_t	num_channels
	)

~Expand() [2/2]

virtual webrtc::Expand::~Expand ( )

virtual

Member Function Documentation

AnalyzeSignal() [1/2]

void webrtc::Expand::AnalyzeSignal ( int16_t *  random_vector )

protected

AnalyzeSignal() [2/2]

void webrtc::Expand::AnalyzeSignal ( int16_t *  random_vector )

protected

GenerateBackgroundNoise() [1/2]

void webrtc::Expand::GenerateBackgroundNoise ( int16_t *  random_vector, size_t  channel, int  mute_slope, bool  too_many_expands, size_t  num_noise_samples, int16_t *  buffer  )

protected

GenerateBackgroundNoise() [2/2]

void webrtc::Expand::GenerateBackgroundNoise ( int16_t *  random_vector, size_t  channel, int  mute_slope, bool  too_many_expands, size_t  num_noise_samples, int16_t *  buffer  )

protected

GenerateRandomVector() [1/2]

void webrtc::Expand::GenerateRandomVector ( int16_t  seed_increment, size_t  length, int16_t *  random_vector  )

protected

GenerateRandomVector() [2/2]

void webrtc::Expand::GenerateRandomVector ( int16_t  seed_increment, size_t  length, int16_t *  random_vector  )

protected

InitializeForAnExpandPeriod() [1/2]

void webrtc::Expand::InitializeForAnExpandPeriod ( )

protected

InitializeForAnExpandPeriod() [2/2]

void webrtc::Expand::InitializeForAnExpandPeriod ( )

protected

max_lag() [1/2]

size_t webrtc::Expand::max_lag ( ) const

inline

max_lag() [2/2]

size_t webrtc::Expand::max_lag ( ) const

inline

Muted() [1/2]

bool webrtc::Expand::Muted

(

)

const

Muted() [2/2]

bool webrtc::Expand::Muted

(

)

const

MuteFactor() [1/2]

int16_t webrtc::Expand::MuteFactor ( size_t  channel )

inline

MuteFactor() [2/2]

int16_t webrtc::Expand::MuteFactor ( size_t  channel )

inline

overlap_length() [1/2]

virtual size_t webrtc::Expand::overlap_length ( ) const

virtual

overlap_length() [2/2]

size_t webrtc::Expand::overlap_length ( ) const

virtual

Process() [1/2]

int webrtc::Expand::Process ( AudioMultiVector *  output )

virtual

Process() [2/2]

virtual int webrtc::Expand::Process ( AudioMultiVector *  output )

virtual

Reset() [1/2]

void webrtc::Expand::Reset ( )

virtual

Reset() [2/2]

virtual void webrtc::Expand::Reset ( )

virtual

SetParametersForMergeAfterExpand() [1/2]

void webrtc::Expand::SetParametersForMergeAfterExpand ( )

virtual

SetParametersForMergeAfterExpand() [2/2]

virtual void webrtc::Expand::SetParametersForMergeAfterExpand ( )

virtual

SetParametersForNormalAfterExpand() [1/2]

virtual void webrtc::Expand::SetParametersForNormalAfterExpand ( )

virtual

SetParametersForNormalAfterExpand() [2/2]

void webrtc::Expand::SetParametersForNormalAfterExpand ( )

virtual

TooManyExpands() [1/2]

bool webrtc::Expand::TooManyExpands ( )

protected

TooManyExpands() [2/2]

bool webrtc::Expand::TooManyExpands ( )

protected

Member Data Documentation

consecutive_expands_

int webrtc::Expand::consecutive_expands_

protected

first_expand_

bool webrtc::Expand::first_expand_

protected

fs_hz_

const int webrtc::Expand::fs_hz_

protected

kMaxConsecutiveExpands

static const int webrtc::Expand::kMaxConsecutiveExpands = 200

staticprotected

num_channels_

const size_t webrtc::Expand::num_channels_

protected

random_vector_

RandomVector *const webrtc::Expand::random_vector_

protected

sync_buffer_

SyncBuffer *const webrtc::Expand::sync_buffer_

protected

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The documentation for this class was generated from the following files:

• DerivedData/WebKit/Build/Products/Debug/usr/local/include/webrtc/modules/audio_coding/neteq/expand.h
• Source/ThirdParty/libwebrtc/Source/webrtc/modules/audio_coding/neteq/expand.cc