Image Studio
  • 19 Dec 2024
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Image Studio

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Article summary

Overview

Dataloop offers an image studio that is designed for annotating or labeling images. Annotation in this context involves adding metadata or labels to specific elements within an image, such as objects, regions, or features.


Main Sections of an Image Annotation Studio


Image Canvas

It serves as the primary workspace for annotating images, offering a variety of annotation tools for the annotation process.


Before You Begin

Supported Image formats

Refer to the Supported Image formats section to view the supported image formats in the Image Studio.


Task Prerequisites

Labeling work is performed in the context of a labeling task. Create your task with the intended data (image files), the Recipe (labels, attributes, and labeling instructions), and annotate team members.


Supported Image Annotation Tools and Types

Refer to the Annotation Tools section to view the supported annotation tools formats in the Image Studio.


Annotation ID

Annotation IDs are used to differentiate instances of annotations.

For example, In the above screenshot, Bird-3#002. Here, the annotation ID is 002. There might be five annotations with the label Bird, but each requires a unique ID.

Image Studio Keyboard Shortcuts

General Shortcuts

ActionKeyboard Shortcuts
SaveS
DeleteDelete
UndoCtrl + Z
RedoCtrl + Y
Zoom In/OutScroll
Change BrightnessVertical Arrow + M
Change ContrastVertical Arrow + R
PanCtrl + Drag
Search LabelShift + L
Navigate in label pickerUp and Down arrows
Select label in label pickerEnter
Tool Selection0-9
Move selected annotationsShift + Arrow Keys
Previous ItemLeft Arrow
Next ItemRight Arrow
Add Item DescriptionT
Mark Item as DoneShift + F
Mark Item as DiscardedShift + G
Enable Cross Grid Tool HelperAlt + G
Hold G to show Cross Grid MeasurementsG
Go to annotation listShift + ;
Navigate in annotation listUp and Down arrows
Select/deselect an annotationSpace
Hide/Show Selected AnnotationH
Hide/Show All AnnotationJ
Show Unmasked PixelsCtrl + M
Hide/Show Annotation ControllersC
Set Object ID menuO
Toggle pixel measurementP
Use tool creation modeHold Shift
Copy annotations from previous itemShift + V

Annotation Tool - Semantic

ActionKeyboard Shortcuts
Toggle Paint Bucket ModeShift + B
Toggle EraserShift + E
Toggle Auto SegmentationShift + A
Toggle Super PixelShift + S
Toggle DrawingShift + D
Draw Straight LineShift + Drag
Change OpacityX + Scroll
Stroke SizeAlt + Scroll
Delete Super PixelAlt + Left Click

Annotation - Pose

ActionKeyboard Shortcuts
Next LabelCtrl + >
Previous LabelCtrl + <
New PoseN

Annotation Tool - Polygon

ActionKeyboard Shortcuts
Delete VertexRight Click
Clear / Close PolygonEsc
Clear / Close PolygonEnter

Annotation Tool - Modality

ActionKeyboard Shortcuts
Next layer>
Previous layer<
Toggle visibilitySpace


Work in the Image Annotation Studio

How to Create Image Annotations?

  1. Open the Image Annotation Studio.
  2. Select the desired annotation tool from the tool section.
  3. Click and drag the mouse on top of the image. The selected place of the image changes color to match the color of the label.
Image Display in Annotation Studio

In Dataloop's Image Annotation Studio, images are automatically rotated based on the Exif metadata. This ensures that all images are correctly oriented when you work with them during the annotation process. For more information, see the EXIF Orientation Value article.

A new annotation is created, and the new annotation is listed both on the annotation list and the transcription list.

For more actions available on the Image Studio, see the Annotation Studio Basics article.



What's Next