Class ImageBufferPool

• Defined in File image_buffer_pool.h

Inheritance Relationships

Base Type

• public std::enable_shared_from_this< ImageBufferPool >

Class Documentation

class ImageBufferPool : public std::enable_shared_from_this<ImageBufferPool>

Public Types

typedef std::shared_ptr<ImageBufferPool> SharedPtr

typedef std::weak_ptr<ImageBufferPool> WeakPtr

Public Functions

ImageBufferPool(const rclcpp::Logger &logger, ArvStream *stream, size_t payload_size_bytes, size_t n_preallocated_buffers = 2)

virtual ~ImageBufferPool()

sensor_msgs::msg::Image::SharedPtr getRecyclableImg()

sensor_msgs::msg::Image::SharedPtr operator[](ArvBuffer *buffer)

inline size_t getAllocatedSize() const

inline size_t getUsedSize() const

inline size_t getPayloadSize() const

void allocateBuffers(size_t n = 1)

Protected Functions

void push(sensor_msgs::msg::Image *p_img)

Protected Attributes

ArvStream *stream_ = NULL

size_t payload_size_bytes_ = 0

size_t n_buffers_ = 0

std::map<const uint8_t*, sensor_msgs::msg::Image::SharedPtr> available_img_buffers_

std::map<sensor_msgs::msg::Image*, ArvBuffer*> used_buffers_

std::stack<sensor_msgs::msg::Image::SharedPtr> dangling_imgs_

mutable std::mutex mutex_

SharedPtr self_

rclcpp::Logger logger_

Protected Static Functions

static void reclaim(const WeakPtr &self, sensor_msgs::msg::Image *p_img)