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docs: document ROS2 image save outputs

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ob-yalian
2026-08-26 14:27:04 +08:00
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docs/en/source/camera_devices/4_application_guide/services.md
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@@ -331,6 +331,7 @@ On Gemini 330 series devices with firmware `1.8.21` or later, the following serv
```bash
ros2 service call /camera/save_images std_srvs/srv/Empty '{}'
```
The service saves frames from each enabled image stream, up to the configured `max_save_images_count` (default `10`). For every frame, the node writes matching `.raw`, `.png`, and metadata `.json` files under the `image` directory in the current working directory. File names include the stream, resolution, frame rate, local timestamp with microsecond precision, and frame index.
* `/camera/save_point_cloud`
```bash
ros2 service call /camera/save_point_cloud std_srvs/srv/Empty '{}'