Hotkeys shortlist

A collection of the hotkeys that you can use in Hasty

Global hotkeys

General annotation

  • right mouse click on existing annotation - (click on an object) bring up classes pop-up menu to change assigned label class

  • ctrl / cmd + z - undo action

  • cmd + shift + z - redo action

  • shift + d - set image status to "Done"

  • ctrl + shift + d - set image status to "Done" and go to the next unlabelled image

  • shift + r - set image status to "To review"

  • l select the last created annotation (when not creating another object/polygon/mask)

  • + or scroll down on mouse or expand fingers on touchpad - zoom in

  • - or scroll up on mouse or pinch on touchpad - zoom out

  • press and hold spacebar + move mouse or ↓ / ↑ / → / ← - pan image in the chosen direction

  • shift + 1 zoom to original size (100%)

  • shift + 0 - zoom to fit the image to the screen

  • shift + n - next image

  • shift + b - previous image

  • d - hide all annotations on an image as long as the key is pressed

  • v - increase the opacity of all annotations to 100% as long as the key is pressed

  • z - show label classes on top of annotations as long as the key is pressed

Tool selection

  • p - Pan

  • m - Move/Edit

  • p - Polygon

  • r - Bounding Box (as in Rectangle)

  • o - Box to Instance

  • x - DEXTR

  • b - Brush

    • e - Eraser (when using brush)

  • s - Semantic Segmentation Assistant (when available)

  • j - Object Detection (when available)

  • i - Instance Segmentation (when available)

Move/edit tool (M)

  • shift + left mouse click - select multiple objects/points (including marquee tool to drag large selection(s))

  • cmd / ctrl + a - select all labels

  • backspace / delete / fn + delete - delete label(s)/point(s)

  • cmd / ctrl + c - copy label(s)

  • cmd / ctrl + v - paste label(s)

  • cmd / ctrl + x - cut label(s)

  • cmd / ctrl + d - duplicate label(s)

  • ↓ / ↑ / → / ← - (when annotation(s) are selected) move annotation(s)

  • ↓ / ↑ / → / ← - (when label vertex/point(s) selected) move point(s)

  • alt + ↓ / ↑ / → / ← - move label/point a smaller distance

  • shift + ↓ / ↑ / → / ← - move label/point a larger distance

  • y - change label class to the next label class in the list

  • shift + y - change label class to the previous label class in the list

  • shift + o - send object(s) to the front

  • shift + u - send object(s) to the back

  • shift + c - converts polygon(s) to mask(s) or vice versa

Polygon tool (P)

  • a - place first and additional vertexes of a polygon

  • backspace / del - remove last placed vertex

  • enter / double click left mouse / click on first vertex - complete polygon

  • esc - cancel current polygon/exit tool to Move/Edit

Bounding box (R)

  • a - place the first corner of a bounding box/place second corner of a bounding box (completing box)

  • enter - complete bounding box

  • esc - cancel current bounding box/exit tool to Move/Edit if none in progress

DEXTR (X)

  • a / left mouse click - add an extreme point

  • backspace / del - delete the last extreme point

  • , / . - decrease/increase threshold

  • enter - accept an suggestion of label

Brush (B) / Eraser (E)

  • , / . - decrease/increase the size of the brush/eraser

  • shift + o - enable / disable overpainting

  • shift + f - fill closed path

  • shift + i invert mask

  • b - shift to brush (if using eraser)

  • e - shift to brush (if using brush)

Semantic Segmentation Assistant (S)

  • , / . - decrease / increase confidence

  • enter - accept all suggested objects

Object Detection Assistant (J)

  • , / . - decrease / increase confidence

  • enter - accept all suggested objects

Instance Segmentation Assistant (I)

  • , / . - decrease / increase confidence

  • enter - accept all suggested instances