sl-perception
c26293d000
feat(jetson): depth confidence filter node (issue #190)
Adds depth_confidence_filter_node.py to saltybot_bringup:
- Synchronises /camera/depth/image_rect_raw + /camera/depth/confidence
via ApproximateTimeSynchronizer (10ms slop)
- Zeros pixels where confidence uint8 < threshold * 255 (default 0.5)
- Republishes filtered float32 depth on /camera/depth/filtered
- Registered as depth_confidence_filter console_scripts entry point
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>