#include <analogsegment.hpp>

Inheritance diagram for pv::data::AnalogSegment:

Collaboration diagram for pv::data::AnalogSegment:

Classes
struct	Envelope

struct	EnvelopeSample

struct	EnvelopeSection

Public Member Functions
	AnalogSegment (uint64_t samplerate, uint64_t expected_num_samples=0)

virtual	~AnalogSegment ()

void	append_interleaved_samples (const float *data, size_t sample_count, size_t stride)

const float *	get_samples (int64_t start_sample, int64_t end_sample) const

void	get_envelope_section (EnvelopeSection &s, uint64_t start, uint64_t end, float min_length) const

Public Member Functions inherited from pv::data::Segment
	Segment (uint64_t samplerate, unsigned int unit_size)

virtual	~Segment ()

uint64_t	get_sample_count () const

const pv::util::Timestamp &	start_time () const

double	samplerate () const

void	set_samplerate (double samplerate)

unsigned int	unit_size () const

void	set_capacity (uint64_t new_capacity)
	Increase the capacity of the segment. More...

uint64_t	capacity () const
	Get the current capacity of the segment. More...

Private Member Functions
void	reallocate_envelope (Envelope &l)

void	append_payload_to_envelope_levels ()

Private Attributes
struct Envelope	envelope_levels_ [ScaleStepCount]

Static Private Attributes
static const unsigned int	ScaleStepCount = 10

static const int	EnvelopeScalePower = 4

static const int	EnvelopeScaleFactor = 1 << EnvelopeScalePower

static const float	LogEnvelopeScaleFactor

static const uint64_t	EnvelopeDataUnit = 64*1024

Friends
struct	AnalogSegmentTest::Basic

Additional Inherited Members
Protected Member Functions inherited from pv::data::Segment
void	append_data (void *data, uint64_t samples)

Protected Attributes inherited from pv::data::Segment
std::recursive_mutex	mutex_

std::vector< uint8_t >	data_

uint64_t	sample_count_

pv::util::Timestamp	start_time_

double	samplerate_

uint64_t	capacity_

unsigned int	unit_size_

Detailed Description

Definition at line 36 of file analogsegment.hpp.

Class Documentation

struct pv::data::AnalogSegment::Envelope

Definition at line 54 of file analogsegment.hpp.

Collaboration diagram for pv::data::AnalogSegment::Envelope:

Class Members
uint64_t	data_length
uint64_t	length
EnvelopeSample *	samples

struct pv::data::AnalogSegment::EnvelopeSample

Definition at line 39 of file analogsegment.hpp.

Collaboration diagram for pv::data::AnalogSegment::EnvelopeSample:

Class Members
float	max
float	min

struct pv::data::AnalogSegment::EnvelopeSection

Definition at line 45 of file analogsegment.hpp.

Collaboration diagram for pv::data::AnalogSegment::EnvelopeSection:

Class Members
uint64_t	length
EnvelopeSample *	samples
unsigned int	scale
uint64_t	start

Constructor & Destructor Documentation

pv::data::AnalogSegment::AnalogSegment	(	uint64_t	samplerate,
		uint64_t	expected_num_samples = `0`
	)

Definition at line 48 of file analogsegment.cpp.

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pv::data::AnalogSegment::~AnalogSegment ( )

virtual

Definition at line 58 of file analogsegment.cpp.

Member Function Documentation

void pv::data::AnalogSegment::append_interleaved_samples	(	const float *	data,
		size_t	sample_count,
		size_t	stride
	)

Definition at line 65 of file analogsegment.cpp.

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void pv::data::AnalogSegment::append_payload_to_envelope_levels ( )

private

Definition at line 140 of file analogsegment.cpp.

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void pv::data::AnalogSegment::get_envelope_section	(	EnvelopeSection &	s,
		uint64_t	start,
		uint64_t	end,
		float	min_length
	)		const

Definition at line 105 of file analogsegment.cpp.

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const float * pv::data::AnalogSegment::get_samples	(	int64_t	start_sample,
		int64_t	end_sample
	)		const

Definition at line 88 of file analogsegment.cpp.

void pv::data::AnalogSegment::reallocate_envelope ( Envelope & l )

private

Definition at line 129 of file analogsegment.cpp.

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Friends And Related Function Documentation

friend struct AnalogSegmentTest::Basic

friend

Definition at line 90 of file analogsegment.hpp.

Member Data Documentation

struct Envelope pv::data::AnalogSegment::envelope_levels_[ScaleStepCount]

private

Definition at line 88 of file analogsegment.hpp.

const uint64_t pv::data::AnalogSegment::EnvelopeDataUnit = 64*1024

staticprivate

Definition at line 66 of file analogsegment.hpp.

const int pv::data::AnalogSegment::EnvelopeScaleFactor = 1 << EnvelopeScalePower

staticprivate

Definition at line 64 of file analogsegment.hpp.

const int pv::data::AnalogSegment::EnvelopeScalePower = 4

staticprivate

Definition at line 63 of file analogsegment.hpp.

const float pv::data::AnalogSegment::LogEnvelopeScaleFactor

staticprivate

Initial value:

=

logf(EnvelopeScaleFactor)

Definition at line 65 of file analogsegment.hpp.

const unsigned int pv::data::AnalogSegment::ScaleStepCount = 10

staticprivate

Definition at line 62 of file analogsegment.hpp.

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

pv/data/analogsegment.hpp
pv/data/analogsegment.cpp

Classes

Public Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Friends

Additional Inherited Members

Detailed Description

Class Documentation

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation