Keyboard Shortcuts and Mouse Actions for Lidar Labeler
On Macintosh platforms, use the Command (⌘) key instead of Ctrl.
|Navigate through ROI labels and their groups in the ROI Label Definition pane.||Up or Down arrow|
|Navigate through scene labels and their groups in the Scene Label Definition pane,||Hold Alt and press the up arrow or down arrow|
|Reorder labels within a group or move labels between groups||Click and drag labels|
|Reorder groups||Click and drag groups|
Frame Navigation and Time Interval Settings
Navigate between frames and change the time range of the signal. These controls are located in the bottom pane of the app.
|Go to the next frame||Right arrow|
|Go to the previous frame||Left arrow|
|Go to the last frame|
|Go to the first frame|
|Navigate through time range boxes and frame navigation buttons||Tab|
|Commit time interval settings||Press Enter within the active time interval box (Start Time, Current, or End Time)|
Perform labeling actions, such as adding, moving, and deleting regions of interest (ROIs).
|Undo labeling action||Ctrl+Z|
|Redo labeling action||Ctrl+Y|
|Select all cuboid ROIs||Ctrl+A|
|Select specific cuboid ROIs||Hold Ctrl and click the ROIs you want to select|
|Cut selected cuboid ROIs||Ctrl+X|
|Copy selected cuboid ROIs to clipboard||Ctrl+C|
Paste copied cuboid ROIs
Switch between selected cuboid ROI labels.
|Tab or Shift+Tab|
|Delete selected Cuboid ROIs||Delete|
Cuboid Resizing and Moving
Draw cuboids to label lidar point clouds. For examples on how to use these shortcuts to label lidar point clouds efficiently, see Label Lidar Point Clouds for Object Detection (Automated Driving Toolbox).
To enable these shortcuts, you must first click within the point cloud frame to select it.
Resize a cuboid uniformly across all dimensions before applying it to the point cloud
|Hold A and move the scroll wheel up to increase size or down to decrease size|
Resize a cuboid along only the x-dimension before applying it to the point cloud
|Hold X and move the scroll wheel up to increase size or down to decrease size|
Resize a cuboid along only the y-dimension before applying it to the point cloud
|Hold Y and move the scroll wheel up to increase size or down to decrease size|
Resize a cuboid along only the z-dimension before applying it to the point cloud
|Hold Z and move the scroll wheel up to increase size or down to decrease size|
|Resize a cuboid after applying it to the point cloud||Click and drag one of the cuboid faces|
|Move a cuboid|
Hold Shift and click and drag one of the cuboid faces
The cuboid is translated along the dimension of the selected face.
|Move multiple cuboids simultaneously|
Follow these steps:
The cuboids are translated along the dimension of the selected face.
Zooming, Panning, and Rotating
|Zoom in on or out of a point cloud frame|
In the top-left corner of the display, click the Zoom In or Zoom Out button. Then, move the scroll wheel up (zoom in) or down (zoom out). Alternatively, move the cursor up or right (zoom in) or down or left (zoom out).
Zooming in and out is supported in all modes (pan, zoom, and rotate).
|Pan across a point cloud frame||Hold Shift and press the up, down, left, or right arrows|
Rotate a point cloud frame
Hold R and click and drag the point cloud frame
Only yaw rotation is allowed.
|Save current session||Ctrl+S|