#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 (Analog &owner, uint32_t segment_id, uint64_t samplerate)

virtual	~AnalogSegment ()

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

float	get_sample (int64_t sample_num) const

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

const pair< float, float >	get_min_max () const

float *	get_iterator_value_ptr (SegmentDataIterator *it)

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 (uint32_t segment_id, 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

uint32_t	segment_id () const

void	set_complete ()

bool	is_complete () const

void	free_unused_memory ()

Private Member Functions
void	reallocate_envelope (Envelope &e)

void	append_payload_to_envelope_levels ()

Private Attributes
Analog &	owner_

struct Envelope	envelope_levels_ [ScaleStepCount]

float	min_value_

float	max_value_

Static Private Attributes
static const unsigned int	ScaleStepCount = 10

static const int	EnvelopeScalePower = 4

static const int	EnvelopeScaleFactor = 1 << EnvelopeScalePower

static const float	LogEnvelopeScaleFactor = logf(EnvelopeScaleFactor)

static const uint64_t	EnvelopeDataUnit = 64 * 1024

Friends
struct	AnalogSegmentTest::Basic

Additional Inherited Members
Signals inherited from pv::data::Segment
void	completed ()

Protected Member Functions inherited from pv::data::Segment
void	append_single_sample (void *data)

void	append_samples (void *data, uint64_t samples)

const uint8_t *	get_raw_sample (uint64_t sample_num) const

void	get_raw_samples (uint64_t start, uint64_t count, uint8_t *dest) const

SegmentDataIterator *	begin_sample_iteration (uint64_t start)

void	continue_sample_iteration (SegmentDataIterator *it, uint64_t increase)

void	end_sample_iteration (SegmentDataIterator *it)

uint8_t *	get_iterator_value (SegmentDataIterator *it)

uint64_t	get_iterator_valid_length (SegmentDataIterator *it)

Protected Attributes inherited from pv::data::Segment
uint32_t	segment_id_

recursive_mutex	mutex_

deque< uint8_t * >	data_chunks_

uint8_t *	current_chunk_

uint64_t	used_samples_

uint64_t	unused_samples_

atomic< uint64_t >	sample_count_

pv::util::Timestamp	start_time_

double	samplerate_

uint64_t	chunk_size_

unsigned int	unit_size_

int	iterator_count_

bool	mem_optimization_requested_

bool	is_complete_

Detailed Description

Definition at line 42 of file analogsegment.hpp.

Class Documentation

struct pv::data::AnalogSegment::Envelope

Definition at line 62 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 47 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 53 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	(	Analog &	owner,
		uint32_t	segment_id,
		uint64_t	samplerate
	)

Definition at line 51 of file analogsegment.cpp.

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

virtual

Definition at line 61 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 68 of file analogsegment.cpp.

Here is the call graph for this function:

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

private

Definition at line 171 of file analogsegment.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

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

Definition at line 136 of file analogsegment.cpp.

Here is the call graph for this function:

float * pv::data::AnalogSegment::get_iterator_value_ptr ( SegmentDataIterator * it )

Definition at line 129 of file analogsegment.cpp.

Here is the caller graph for this function:

const pair< float, float > pv::data::AnalogSegment::get_min_max ( ) const

Definition at line 124 of file analogsegment.cpp.

float pv::data::AnalogSegment::get_sample ( int64_t sample_num ) const

Definition at line 99 of file analogsegment.cpp.

Here is the call graph for this function:

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

Definition at line 109 of file analogsegment.cpp.

Here is the call graph for this function:

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

private

Definition at line 160 of file analogsegment.cpp.

Here is the caller graph for this function:

Friends And Related Function Documentation

friend struct AnalogSegmentTest::Basic

friend

Definition at line 106 of file analogsegment.hpp.

Member Data Documentation

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

private

Definition at line 102 of file analogsegment.hpp.

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

staticprivate

Definition at line 74 of file analogsegment.hpp.

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

staticprivate

Definition at line 72 of file analogsegment.hpp.

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

staticprivate

Definition at line 71 of file analogsegment.hpp.

const float pv::data::AnalogSegment::LogEnvelopeScaleFactor = logf(EnvelopeScaleFactor)

staticprivate

Definition at line 73 of file analogsegment.hpp.

float pv::data::AnalogSegment::max_value_

private

Definition at line 104 of file analogsegment.hpp.

float pv::data::AnalogSegment::min_value_

private

Definition at line 104 of file analogsegment.hpp.

Analog& pv::data::AnalogSegment::owner_

private

Definition at line 100 of file analogsegment.hpp.

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

staticprivate

Definition at line 70 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