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Simplify multi-camera frame delivery by removing the throttled `display_ready` path and relying on `frame_ready` for both processing and UI updates. The main window now marks display state dirty when `frame_ready` arrives, and the controller no longer maintains GUI FPS-based display emission logic.
C-Achard
added
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🟡 Changes recommended
display_ready and its GUI-throttling state remain declared but unused/misleading after removing the emission path, and the frame_ready signal comment is now inaccurate.
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Pull request overview
This PR removes the separate throttled multi-camera display_ready signal path to avoid “double throttling” and instead uses frame_ready as the single source of truth for both processing and UI refresh triggering.
Changes:
- Removed the
_should_emit_display_ready()throttling helper and thedisplay_ready.emit(...)path fromMultiCameraController. - Updated
MainWindowto rely solely onframe_readyand mark the display as dirty from the processing-ready handler. - Tweaked the OpenCV text font used for tiled camera labels.
File summaries
| File | Description |
|---|---|
dlclivegui/utils/display.py |
Changes the OpenCV font used for camera label overlay in tiled frames. |
dlclivegui/services/multi_camera_controller.py |
Removes the throttled GUI-only display_ready emission path, relying on frame_ready only. |
dlclivegui/gui/main_window.py |
Stops connecting to display_ready and triggers display refresh via frame_ready updates. |
Review details
- Files reviewed: 3/3 changed files
- Comments generated: 1
- Review effort level: Lite
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Fix double throttling of frame delivery by removing the extra throttled
display_readypath and relying onframe_readyfor both processing and UI updates.