bag2_to_image

convert sensor_msgs::msg::Image or sensor_msgs::msg::CompressedImage in rosbag2 to .jpeg files.

Usage

mkdir -p <your workspace>/src
cd <your workspace>/src
git clone https://github.com/wep21/bag2_to_image.git
cd ..
rosdep install --from-paths src --ignore-src -y
colcon build
source install/setup.bash
ros2 run bag2_to_image bag2_to_image_exe --ros-args -p uri:=<your rosbag2 file> -p image_topic:=<image_topic_name> -p image_save_directory:=<your directory to save images>

Changelog for package bag2_to_image

0.1.1 (2026-04-03)

• fix: modify compile error in Jazzy (#5)

• ci: update actions (#6)

• build(deps): Bump actions/upload-artifact from 3 to 4 (#3) Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.

  • [Release notes](https://github.com/actions/upload-artifact/releases)

  - [Commits](https://github.com/actions/upload-artifact/compare/v3...v4) ---updated-dependencies:

  - dependency-name: actions/upload-artifact dependency-type: direct:production update-type: version-update:semver-major ... Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

• build(deps): Bump ros-tooling/action-ros-ci from 0.2 to 0.3 (#2) Bumps [ros-tooling/action-ros-ci](https://github.com/ros-tooling/action-ros-ci) from 0.2 to 0.3.

  • [Release notes](https://github.com/ros-tooling/action-ros-ci/releases)

  - [Commits](https://github.com/ros-tooling/action-ros-ci/compare/v0.2...v0.3) ---updated-dependencies:

  - dependency-name: ros-tooling/action-ros-ci dependency-type: direct:production update-type: version-update:semver-minor ... Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

• Contributors: Daisuke Nishimatsu, Michal Sojka, dependabot[bot]

0.1.0 (2022-07-08)

• docs: add status badge

• docs: fix usage

• docs: add license and contributing.md

• docs: fix readme

• chore: update CMakeLists.txt

• build(deps): Bump actions/upload-artifact from 1 to 3 (#1) Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 1 to 3.

  • [Release notes](https://github.com/actions/upload-artifact/releases)

  - [Commits](https://github.com/actions/upload-artifact/compare/v1...v3) ---updated-dependencies:

  - dependency-name: actions/upload-artifact dependency-type: direct:production update-type: version-update:semver-major ... Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

• ci: add dependabot.yaml

• feat: initial commit

• Contributors: Daisuke Nishimatsu, dependabot[bot]