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ros_image_to_qimage

Build and Test (humble) Build and Test (iron) Build and Test (rolling)

Converts a ROS2 sensor_msgs/msg/Image to QImage.

Installation

ROS2 Humble / Humble / Rolling

Binary Installation

Binary installation is available. Source your ROS installation, then run:

sudo apt install ros-${ROS_DISTRO}-ros-image-to-qimage

Source Installation

Alternatively to build from source, source your ROS installation, then run the following in your ROS workspace:

// For ROS 2 Iron / Rolling
git clone https://github.com/ros-sports/ros_image_to_qimage.git src/ros_image_to_qimage
colcon build

// For ROS 2 Humble
git clone https://github.com/ros-sports/ros_image_to_qimage.git src/ros_image_to_qimage --branch humble
colcon build

Usage

C++

#include "ros_image_to_qimage/ros_image_to_qimage.hpp"

void imageCallback(const sensor_msgs::ImageConstPtr& msg)
{
  QImage qImage = ros_image_to_qimage::Convert(*msg);
}

For your package.xml, add

<depend>ros_image_to_qimage</depend>

For your CMakeLists.txt, suppose we want to link my_target against this library:

find_package(ros_image_to_qimage REQUIRED)
ament_target_dependencies(my_target ros_image_to_qimage)

Python

from ros_image_to_qimage import ros_image_to_qimage

def image_callback(self, msg):
    qimage = ros_image_to_qimage.convert(msg)

For your package.xml, add

<exec_depend>ros_image_to_qimage</exec_depend>

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