rgbd::ServerSHM Class Reference

Server which uses shared memory, this only works for clients on the same machine. More...

#include <server_shm.h>

Public Member Functions
void	initialize (const std::string &name)
	initialize Initialize shared memory server More...
void	send (const Image &image)
	send Write a new image to the shared memory More...
	ServerSHM ()
	Constructor. More...
	~ServerSHM ()
	Destructor. More...

Private Member Functions
void	checkSHMThreadFunc (const float frequency)
	Check if the SHM can be opened. More...

Private Attributes
BufferHeader *	buffer_header_
std::unique_ptr< std::thread >	check_shm_thread_ptr_
uint64_t	depth_data_size_
unsigned char *	image_data_
uint64_t	image_data_size_
boost::interprocess::mapped_region	mem_buffer_header_
boost::interprocess::mapped_region	mem_image_
ros::NodeHandle	nh_
uint64_t	rgb_data_size_
std::string	shared_mem_name_
boost::interprocess::shared_memory_object	shm_

Detailed Description

Server which uses shared memory, this only works for clients on the same machine.

Definition at line 22 of file server_shm.h.

Constructor & Destructor Documentation

ServerSHM()

rgbd::ServerSHM::ServerSHM

(

)

Constructor.

buffer_header_ and image_data_ pointers are initialized to nullptr

Definition at line 22 of file server_shm.cpp.

~ServerSHM()

rgbd::ServerSHM::~ServerSHM

(

)

Destructor.

Shared memory object is deleted, buffer_header_ and image_data_ are also deleted

Definition at line 28 of file server_shm.cpp.

Member Function Documentation

checkSHMThreadFunc()

void rgbd::ServerSHM::checkSHMThreadFunc ( const float  frequency )

private

Check if the SHM can be opened.

Parameters

frequency

Frequency of checking

Definition at line 131 of file server_shm.cpp.

initialize()

void rgbd::ServerSHM::initialize

(

const std::string &

name

)

initialize Initialize shared memory server

Parameters

name	Fully resolved server name

Definition at line 40 of file server_shm.cpp.

send()

void rgbd::ServerSHM::send

(

const Image &

image

)

send Write a new image to the shared memory

Parameters

image

Image to be written to the shared memory

Definition at line 48 of file server_shm.cpp.

Member Data Documentation

buffer_header_

BufferHeader* rgbd::ServerSHM::buffer_header_

private

Definition at line 62 of file server_shm.h.

check_shm_thread_ptr_

std::unique_ptr<std::thread> rgbd::ServerSHM::check_shm_thread_ptr_

private

Definition at line 72 of file server_shm.h.

depth_data_size_

uint64_t rgbd::ServerSHM::depth_data_size_

private

Definition at line 66 of file server_shm.h.

image_data_

unsigned char* rgbd::ServerSHM::image_data_

private

Definition at line 63 of file server_shm.h.

image_data_size_

uint64_t rgbd::ServerSHM::image_data_size_

private

Definition at line 67 of file server_shm.h.

mem_buffer_header_

boost::interprocess::mapped_region rgbd::ServerSHM::mem_buffer_header_

private

Definition at line 59 of file server_shm.h.

mem_image_

boost::interprocess::mapped_region rgbd::ServerSHM::mem_image_

private

Definition at line 60 of file server_shm.h.

nh_

ros::NodeHandle rgbd::ServerSHM::nh_

private

Definition at line 69 of file server_shm.h.

rgb_data_size_

uint64_t rgbd::ServerSHM::rgb_data_size_

private

Definition at line 65 of file server_shm.h.

shared_mem_name_

std::string rgbd::ServerSHM::shared_mem_name_

private

Definition at line 55 of file server_shm.h.

shm_

boost::interprocess::shared_memory_object rgbd::ServerSHM::shm_

private

Definition at line 57 of file server_shm.h.

---

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

• server_shm.h
• server_shm.cpp