For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
  • Introduction
    • Overview
    • Relevant Technologies
    • Getting Started
  • Setup
    • SDK Installation
    • Additional Setup
    • Third Party Hardware Setup
  • Using the SDK
    • Holoscan Core
    • GPU Resident Execution
    • Holoscan by Example
    • Create an Application
    • Create a Distributed Application
    • Create an Operator
    • Create an Operator via Decorator
    • Create a Condition
    • Dynamic Flow Control
    • CUDA Stream Handling
    • Logging
    • Data Logging
    • Debugging
    • Python Operator Bindings
  • Operators
    • Operators and Extensions
    • Visualization
    • Inference
    • Testing
    • Video I/O Vendor Implementation Guide
  • Components
    • Schedulers
    • Conditions
    • Resources
    • Analytics
  • AI Skills
    • Ai Skills
  • API reference
          • Bad Expected Access
          • Base Type T
          • ColVector
          • ColVectorX
          • ColVectorXf
          • DLManagedMemoryBuffer
          • DLManagedTensorContext
          • Element Of
          • Element Of T
          • Expected
          • FragmentEdgeDataElementType
          • FragmentFlowGraph
          • FragmentFlowGraphImpl
          • FragmentNodeType
          • FragmentPortMap
          • Is Array T
          • Is Scalar T
          • Is Shared Ptr T
          • Is Vector T
          • Is Yaml Convertable T
          • Matrix
          • Matrix2
          • Matrix2d
          • Matrix2f
          • Matrix2i
          • Matrix2X
          • Matrix2Xd
          • Matrix2Xf
          • Matrix2Xi
          • Matrix3
          • Matrix34
          • Matrix34d
          • Matrix34f
          • Matrix34i
          • Matrix3d
          • Matrix3f
          • Matrix3i
          • Matrix3X
          • Matrix3Xd
          • Matrix3Xf
          • Matrix3Xi
          • Matrix4
          • Matrix43
          • Matrix43d
          • Matrix43f
          • Matrix43i
          • Matrix4d
          • Matrix4f
          • Matrix4i
          • Matrix4X
          • Matrix4Xd
          • Matrix4Xf
          • Matrix4Xi
          • Matrix5
          • Matrix5d
          • Matrix5f
          • Matrix5i
          • Matrix5X
          • Matrix5Xd
          • Matrix5Xf
          • Matrix5Xi
          • Matrix6
          • Matrix6d
          • Matrix6f
          • Matrix6i
          • Matrix6X
          • Matrix6Xd
          • Matrix6Xf
          • Matrix6Xi
          • Matrix7
          • Matrix7d
          • Matrix7f
          • Matrix7i
          • Matrix7X
          • Matrix7Xd
          • Matrix7Xf
          • Matrix7Xi
          • Matrix8
          • Matrix8d
          • Matrix8f
          • Matrix8i
          • Matrix8X
          • Matrix8Xd
          • Matrix8Xf
          • Matrix8Xi
          • MatrixX
          • MatrixXd
          • MatrixXf
          • MatrixXi
          • MetadataObject
          • MultipleFragmentsPortMap
          • OperatorEdgeDataElementType
          • OperatorFlowGraph
          • OperatorFlowGraphImpl
          • OperatorNodeType
          • Parameter
          • Pose2d
          • Pose2f
          • Pose3d
          • Pose3f
          • Quaternion
          • Quaterniond
          • Quaternionf
          • Remove Pointer T
          • RowVector
          • RowVectorX
          • RowVectorXf
          • SchedulingPolicy
          • SO2d
          • SO2f
          • SO3d
          • SO3f
          • Type Info
          • Unexpect T
          • Unexpected
          • UniqueCUdeviceptr
          • UniqueCUevent
          • UniqueCUhostptr
          • UniqueCUstream
          • Vector
          • Vector2
          • Vector2d
          • Vector2f
          • Vector2i
          • Vector2ub
          • Vector3
          • Vector3d
          • Vector3f
          • Vector3i
          • Vector3ub
          • Vector4
          • Vector4d
          • Vector4f
          • Vector4i
          • Vector4ub
          • Vector5
          • Vector5d
          • Vector5f
          • Vector5i
          • Vector5ub
          • Vector6
          • Vector6d
          • Vector6f
          • Vector6i
          • Vector6ub
          • Vector7
          • Vector7d
          • Vector7f
          • Vector7i
          • Vector7ub
          • Vector8
          • Vector8d
          • Vector8f
          • Vector8i
          • Vector8ub
          • VectorX
          • VectorXd
          • VectorXf
          • VectorXi
          • VectorXub
  • Performance
    • Performance Considerations
    • Flow Tracking
    • GXF Job Statistics
    • Nsight Profiling
  • HoloHub
    • HoloHub Overview
  • FAQ
    • FAQ
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API referenceC++ APIHoloscanTypedefs

holoscan::MetadataObject

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The metadata object type used in MetadataDictionary.

using MetadataObject = holoscan::Message;
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holoscan::MultipleFragmentsPortMap