VK_ARM_data_graph_optical_flow

Other Extension Metadata

Last Modified Date

2026-04-08

Contributors

• Contributors to VK_NV_optical_flow
• Kevin Petit, Arm Ltd.
• Jan-Harald Fredriksen, Arm Ltd.
• Steve Suzuki, Arm Ltd.
• Liam O’Neil, Arm Ltd.

Description

This extension allows applications to estimate the 2D displacement of pixels between two images.

New Commands

• vkGetPhysicalDeviceQueueFamilyDataGraphEngineOperationPropertiesARM
• vkGetPhysicalDeviceQueueFamilyDataGraphOpticalFlowImageFormatsARM

New Structures

• VkDataGraphOpticalFlowImageFormatPropertiesARM
• VkDataGraphPipelineSingleNodeConnectionARM
• VkQueueFamilyDataGraphOpticalFlowPropertiesARM
• Extending VkDataGraphPipelineCreateInfoARM:
  • VkDataGraphPipelineOpticalFlowCreateInfoARM
  • VkDataGraphPipelineSingleNodeCreateInfoARM
• Extending VkDataGraphPipelineDispatchInfoARM:
  • VkDataGraphPipelineOpticalFlowDispatchInfoARM
• Extending VkDataGraphPipelineResourceInfoARM:
  • VkDataGraphPipelineResourceInfoImageLayoutARM
• Extending VkPhysicalDeviceFeatures2, VkDeviceCreateInfo:
  • VkPhysicalDeviceDataGraphOpticalFlowFeaturesARM
• Extending VkPhysicalDeviceImageFormatInfo2, VkImageCreateInfo:
  • VkDataGraphOpticalFlowImageFormatInfoARM

New Enums

• VkDataGraphOpticalFlowCreateFlagBitsARM
• VkDataGraphOpticalFlowExecuteFlagBitsARM
• VkDataGraphOpticalFlowGridSizeFlagBitsARM
• VkDataGraphOpticalFlowImageUsageFlagBitsARM
• VkDataGraphOpticalFlowPerformanceLevelARM
• VkDataGraphPipelineNodeConnectionTypeARM
• VkDataGraphPipelineNodeTypeARM

New Bitmasks

• VkDataGraphOpticalFlowCreateFlagsARM
• VkDataGraphOpticalFlowExecuteFlagsARM
• VkDataGraphOpticalFlowGridSizeFlagsARM
• VkDataGraphOpticalFlowImageUsageFlagsARM

New Enum Constants

• VK_ARM_DATA_GRAPH_OPTICAL_FLOW_EXTENSION_NAME
• VK_ARM_DATA_GRAPH_OPTICAL_FLOW_SPEC_VERSION
• Extending VkDataGraphPipelineNodeConnectionTypeARM:
  • VK_DATA_GRAPH_PIPELINE_NODE_CONNECTION_TYPE_OPTICAL_FLOW_COST_ARM
  • VK_DATA_GRAPH_PIPELINE_NODE_CONNECTION_TYPE_OPTICAL_FLOW_FLOW_VECTOR_ARM
  • VK_DATA_GRAPH_PIPELINE_NODE_CONNECTION_TYPE_OPTICAL_FLOW_HINT_ARM
  • VK_DATA_GRAPH_PIPELINE_NODE_CONNECTION_TYPE_OPTICAL_FLOW_INPUT_ARM
  • VK_DATA_GRAPH_PIPELINE_NODE_CONNECTION_TYPE_OPTICAL_FLOW_REFERENCE_ARM
• Extending VkDataGraphPipelineNodeTypeARM:
  • VK_DATA_GRAPH_PIPELINE_NODE_TYPE_OPTICAL_FLOW_ARM
• Extending VkDataGraphPipelineSessionBindPointARM:
  • VK_DATA_GRAPH_PIPELINE_SESSION_BIND_POINT_OPTICAL_FLOW_CACHE_ARM
• Extending VkDataGraphPipelineSessionCreateFlagBitsARM:
  • VK_DATA_GRAPH_PIPELINE_SESSION_CREATE_OPTICAL_FLOW_CACHE_BIT_ARM
• Extending VkFormatFeatureFlagBits2:
  • VK_FORMAT_FEATURE_2_DATA_GRAPH_OPTICAL_FLOW_COST_BIT_ARM
  • VK_FORMAT_FEATURE_2_DATA_GRAPH_OPTICAL_FLOW_IMAGE_BIT_ARM
  • VK_FORMAT_FEATURE_2_DATA_GRAPH_OPTICAL_FLOW_VECTOR_BIT_ARM
• Extending VkPhysicalDeviceDataGraphOperationTypeARM:
  • VK_PHYSICAL_DEVICE_DATA_GRAPH_OPERATION_TYPE_OPTICAL_FLOW_ARM
• Extending VkStructureType:
  • VK_STRUCTURE_TYPE_DATA_GRAPH_OPTICAL_FLOW_IMAGE_FORMAT_INFO_ARM
  • VK_STRUCTURE_TYPE_DATA_GRAPH_OPTICAL_FLOW_IMAGE_FORMAT_PROPERTIES_ARM
  • VK_STRUCTURE_TYPE_DATA_GRAPH_PIPELINE_OPTICAL_FLOW_CREATE_INFO_ARM
  • VK_STRUCTURE_TYPE_DATA_GRAPH_PIPELINE_OPTICAL_FLOW_DISPATCH_INFO_ARM
  • VK_STRUCTURE_TYPE_DATA_GRAPH_PIPELINE_RESOURCE_INFO_IMAGE_LAYOUT_ARM
  • VK_STRUCTURE_TYPE_DATA_GRAPH_PIPELINE_SINGLE_NODE_CONNECTION_ARM
  • VK_STRUCTURE_TYPE_DATA_GRAPH_PIPELINE_SINGLE_NODE_CREATE_INFO_ARM
  • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DATA_GRAPH_OPTICAL_FLOW_FEATURES_ARM
  • VK_STRUCTURE_TYPE_QUEUE_FAMILY_DATA_GRAPH_OPTICAL_FLOW_PROPERTIES_ARM

Version History

• Revision 1, 2026-04-08 (Kevin Petit)
  • Internal revisions