librealsense::platform::buffers_mgr Class Reference

#include <backend-v4l2.h>

Classes
struct	kernel_buf_guard

Public Member Functions
	buffers_mgr (bool memory_mapped_buf)
std::array< kernel_buf_guard, e_max_kernel_buf_type > &	get_buffers ()
void	handle_buffer (supported_kernel_buf_types buf_type, int file_desc, v4l2_buffer buf=v4l2_buffer(), std::shared_ptr< platform::buffer > data_buf=nullptr)
bool	md_node_present () const
uint8_t	metadata_size () const
void *	metadata_start () const
void	request_next_frame ()
void	set_md_attributes (uint8_t md_size, void *md_start)
void	set_md_from_video_node (bool compressed)
bool	verify_vd_md_sync () const
	~buffers_mgr ()

Private Attributes
uint8_t	_md_size
void *	_md_start
bool	_mmap_bufs
std::array< kernel_buf_guard, e_max_kernel_buf_type >	buffers

Detailed Description

Definition at line 163 of file backend-v4l2.h.

Constructor & Destructor Documentation

librealsense::platform::buffers_mgr::buffers_mgr ( bool  memory_mapped_buf )

inline

Definition at line 166 of file backend-v4l2.h.

librealsense::platform::buffers_mgr::~buffers_mgr ( )

inline

Definition at line 172 of file backend-v4l2.h.

Member Function Documentation

std::array<kernel_buf_guard, e_max_kernel_buf_type>& librealsense::platform::buffers_mgr::get_buffers ( )

inline

Definition at line 224 of file backend-v4l2.h.

void librealsense::platform::buffers_mgr::handle_buffer	(	supported_kernel_buf_types	buf_type,
		int	file_desc,
		v4l2_buffer	buf = v4l2_buffer(),
		std::shared_ptr< platform::buffer >	data_buf = nullptr
	)

Definition at line 331 of file backend-v4l2.cpp.

bool librealsense::platform::buffers_mgr::md_node_present

(

)

const

Definition at line 417 of file backend-v4l2.cpp.

uint8_t librealsense::platform::buffers_mgr::metadata_size ( ) const

inline

Definition at line 179 of file backend-v4l2.h.

void* librealsense::platform::buffers_mgr::metadata_start ( ) const

inline

Definition at line 180 of file backend-v4l2.h.

void librealsense::platform::buffers_mgr::request_next_frame

(

)

Definition at line 354 of file backend-v4l2.cpp.

void librealsense::platform::buffers_mgr::set_md_attributes ( uint8_t  md_size, void *  md_start  )

inline

Definition at line 182 of file backend-v4l2.h.

void librealsense::platform::buffers_mgr::set_md_from_video_node

(

bool

compressed

)

Definition at line 365 of file backend-v4l2.cpp.

bool librealsense::platform::buffers_mgr::verify_vd_md_sync

(

)

const

Definition at line 406 of file backend-v4l2.cpp.

Member Data Documentation

uint8_t librealsense::platform::buffers_mgr::_md_size

private

Definition at line 229 of file backend-v4l2.h.

void* librealsense::platform::buffers_mgr::_md_start

private

Definition at line 228 of file backend-v4l2.h.

bool librealsense::platform::buffers_mgr::_mmap_bufs

private

Definition at line 230 of file backend-v4l2.h.

std::array<kernel_buf_guard, e_max_kernel_buf_type> librealsense::platform::buffers_mgr::buffers

private

Definition at line 233 of file backend-v4l2.h.

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

• backend-v4l2.h
• backend-v4l2.cpp