#include <playback_buffer.h>

Public Member Functions
	PlaybackBuffer (size_t sz, size_t res=8191)

virtual	~PlaybackBuffer ()

T *	buffer ()

size_t	bufsize () const

void	reset ()

void	align_to (PlaybackBuffer const &other)

size_t	write_space () const

size_t	read_space () const

size_t	overwritable_at (size_t r) const

size_t	read (T *dest, size_t cnt, bool commit=true, size_t offset=0)

size_t	write (T const *src, size_t cnt)

size_t	write_zero (size_t cnt)

size_t	increment_write_ptr (size_t cnt)

size_t	decrement_read_ptr (size_t cnt)

size_t	increment_read_ptr (size_t cnt)

bool	can_seek (int64_t cnt)

size_t	read_ptr () const

size_t	write_ptr () const

size_t	reserved_size () const

size_t	reservation_size () const

Static Public Member Functions
static size_t	power_of_two_size (size_t sz)

Private Attributes
T *	buf

const size_t	reservation

size_t	size

size_t	size_mask

std::atomic< size_t >	write_idx

std::atomic< size_t >	read_idx

std::atomic< size_t >	reserved

spinlock_t	_reservation_lock

Glib::Threads::Mutex	_reset_lock

Detailed Description

template<class T>
class PBD::PlaybackBuffer< T >

Definition at line 35 of file playback_buffer.h.

Constructor & Destructor Documentation

◆ PlaybackBuffer()

template<class T >

PBD::PlaybackBuffer< T >::PlaybackBuffer	(	size_t	sz,
		size_t	res = `8191`
	)

inline

Definition at line 44 of file playback_buffer.h.

◆ ~PlaybackBuffer()

template<class T >

virtual PBD::PlaybackBuffer< T >::~PlaybackBuffer ( )

inlinevirtual

Definition at line 56 of file playback_buffer.h.

Member Function Documentation

◆ align_to()

template<class T >

void PBD::PlaybackBuffer< T >::align_to ( PlaybackBuffer< T > const & other )

inline

Definition at line 76 of file playback_buffer.h.

◆ buffer()

template<class T >

T* PBD::PlaybackBuffer< T >::buffer ( )

inline

Definition at line 61 of file playback_buffer.h.

◆ bufsize()

template<class T >

size_t PBD::PlaybackBuffer< T >::bufsize ( ) const

inline

Definition at line 63 of file playback_buffer.h.

◆ can_seek()

template<class T >

bool PBD::PlaybackBuffer< T >::can_seek ( int64_t cnt )

inline

Definition at line 185 of file playback_buffer.h.

◆ decrement_read_ptr()

template<class T >

size_t PBD::PlaybackBuffer< T >::decrement_read_ptr ( size_t cnt )

inline

Definition at line 155 of file playback_buffer.h.

◆ increment_read_ptr()

template<class T >

size_t PBD::PlaybackBuffer< T >::increment_read_ptr ( size_t cnt )

inline

Definition at line 173 of file playback_buffer.h.

◆ increment_write_ptr()

template<class T >

size_t PBD::PlaybackBuffer< T >::increment_write_ptr ( size_t cnt )

inline

Definition at line 147 of file playback_buffer.h.

◆ overwritable_at()

template<class T >

size_t PBD::PlaybackBuffer< T >::overwritable_at ( size_t r ) const

inline

Definition at line 128 of file playback_buffer.h.

◆ power_of_two_size()

template<class T >

static size_t PBD::PlaybackBuffer< T >::power_of_two_size ( size_t sz )

inlinestatic

Definition at line 38 of file playback_buffer.h.

◆ read()

template<class T >

size_t PBD::PlaybackBuffer< T >::read	(	T *	dest,
		size_t	cnt,
		bool	commit = `true`,
		size_t	offset = `0`
	)

Definition at line 285 of file playback_buffer.h.

◆ read_ptr()

template<class T >

size_t PBD::PlaybackBuffer< T >::read_ptr ( ) const

inline

Definition at line 195 of file playback_buffer.h.

◆ read_space()

template<class T >

size_t PBD::PlaybackBuffer< T >::read_space ( ) const

inline

Definition at line 114 of file playback_buffer.h.

◆ reservation_size()

template<class T >

size_t PBD::PlaybackBuffer< T >::reservation_size ( ) const

inline

Definition at line 198 of file playback_buffer.h.

◆ reserved_size()

template<class T >

size_t PBD::PlaybackBuffer< T >::reserved_size ( ) const

inline

Definition at line 197 of file playback_buffer.h.

◆ reset()

template<class T >

void PBD::PlaybackBuffer< T >::reset ( )

inline

Definition at line 66 of file playback_buffer.h.

◆ write()

template<class T >

size_t PBD::PlaybackBuffer< T >::write	(	T const *	src,
		size_t	cnt
	)

Definition at line 217 of file playback_buffer.h.

◆ write_ptr()

template<class T >

size_t PBD::PlaybackBuffer< T >::write_ptr ( ) const

inline

Definition at line 196 of file playback_buffer.h.

◆ write_space()

template<class T >

size_t PBD::PlaybackBuffer< T >::write_space ( ) const

inline

Definition at line 85 of file playback_buffer.h.

◆ write_zero()

template<class T >

size_t PBD::PlaybackBuffer< T >::write_zero ( size_t cnt )

Definition at line 251 of file playback_buffer.h.

Member Data Documentation

◆ _reservation_lock

template<class T >

spinlock_t PBD::PlaybackBuffer< T >::_reservation_lock

private

Definition at line 211 of file playback_buffer.h.

◆ _reset_lock

template<class T >

Glib::Threads::Mutex PBD::PlaybackBuffer< T >::_reset_lock

private

Definition at line 213 of file playback_buffer.h.

◆ buf

template<class T >

T* PBD::PlaybackBuffer< T >::buf

private

Definition at line 201 of file playback_buffer.h.

◆ read_idx

template<class T >

std::atomic<size_t> PBD::PlaybackBuffer< T >::read_idx

mutableprivate

Definition at line 207 of file playback_buffer.h.

◆ reservation

template<class T >

const size_t PBD::PlaybackBuffer< T >::reservation

private

Definition at line 202 of file playback_buffer.h.

◆ reserved

template<class T >

std::atomic<size_t> PBD::PlaybackBuffer< T >::reserved

mutableprivate

Definition at line 208 of file playback_buffer.h.

◆ size

template<class T >

size_t PBD::PlaybackBuffer< T >::size

private

Definition at line 203 of file playback_buffer.h.

◆ size_mask

template<class T >

size_t PBD::PlaybackBuffer< T >::size_mask

private

Definition at line 204 of file playback_buffer.h.

◆ write_idx

template<class T >

std::atomic<size_t> PBD::PlaybackBuffer< T >::write_idx

mutableprivate

Definition at line 206 of file playback_buffer.h.

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

Public Member Functions

Static Public Member Functions

Private Attributes

Detailed Description

template<class T> class PBD::PlaybackBuffer< T >

Constructor & Destructor Documentation

◆ PlaybackBuffer()

◆ ~PlaybackBuffer()

Member Function Documentation

◆ align_to()

◆ buffer()

◆ bufsize()

◆ can_seek()

◆ decrement_read_ptr()

◆ increment_read_ptr()

◆ increment_write_ptr()

◆ overwritable_at()

◆ power_of_two_size()

◆ read()

◆ read_ptr()

◆ read_space()

◆ reservation_size()

◆ reserved_size()

◆ reset()

◆ write()

◆ write_ptr()

◆ write_space()

◆ write_zero()

Member Data Documentation

◆ _reservation_lock

◆ _reset_lock

◆ buf

◆ read_idx

◆ reservation

◆ reserved

◆ size

◆ size_mask

◆ write_idx

template<class T>
class PBD::PlaybackBuffer< T >