1     Definition 2     Functional Requirements 3     Syntax
4     Semantics 5    Conformance Testing 6     Performance Assessment

1      Definition

A Data Type representing a rectangle or right parallelepiped containing a 2D or 3D Visual Object, respectively.

2      Functional Requirements

The rectangle or right parallelepiped is defined, respectively, by

  1. Rectangle (2D): 3 vertices not on a straight line.
  2. Right Parallelepiped (3D): 4 vertices not on a plane.

The Visual Object (Content) may be absent. If present, it may fit exactly in the rectangle/parallelepiped and have the same axes of the rectangle/parallelepiped.

3      Syntax

https://schemas.mpai.community/OSD/V1.4/data/BoundingBox.json

4      Semantics

Label Description
Header Bounding Box Header
– Standard-BoundingBox The characters “OSD-BBX-V”
– Version Major version – 1 or 2 characters
– Dot-separator The character “.”
– Subversion Minor version – 1 or 2 characters
MInstanceID Identifier of M-Instance
BoundingBoxID Identifier of Bounding Box.
Dimension One of 2D, 3D
VisualData Visual Data in the Bounding Box.
VisualDataQualifier
 Qualifier of Visual Data in the Bounding Box.
DescrMetadata Descriptive Metadata

5     Conformance Testing

A Data instance Conforms with Bounding Box (OSD-BBX) if:

  1. The Data validates against the Bounding Box’s JSON Schema.
  2. All Data in the  Bounding Box’s JSON Schema
    1. Have the specified type
    2. Validate against their JSON Schemas
    3. Conform with their Data Qualifiers if present.

6     Performance Assessment