name: aosp-ai-and-devices description: | AOSP Part XII — AI & Devices. Use when reasoning about on-device ML in AOSP, NNAPI, the AppFunctions framework for assistant integration, the Computer Control flow, CompanionDeviceManager, or virtual devices (virtual displays/inputs/cameras for cross-device experiences), or the NpuManager module for on-device neural accelerators (model-load admission control, the NDK ANpuBuffer surface, the android.hardware.npu HAL). Chapters 51–53. metadata: author: 'utzcoz' version: '2026.06.24' last-updated: '2026-06-24'
AOSP Part XII — AI & Devices
Newer cross-device and assistant-oriented surfaces: on-device ML wiring and the companion-device / virtual-device frameworks.
Chapters in this Part
51-ai-appfunctions.md— on-device ML in AOSP, NNAPI, AppFunctions framework for assistant integration, Computer Control52-companion-virtual-device.md— CompanionDeviceManager, virtual displays/inputs/cameras, cross-device experiences53-npu-manager.md— the NpuManager mainline module for on-device neural accelerators: model-load admission control (budget/turn-taking policies, priorities), the Rust NDK ANpuBuffer/INpuAllocator, the android.hardware.npu HAL, and libwrapfd buffer protection
When to load which chapter
- Question mentions NNAPI, AppFunctions, on-device ML, Computer Control →
51-ai-appfunctions.md - Question mentions CompanionDeviceManager, virtual display, virtual camera, virtual input →
52-companion-virtual-device.md - Question mentions NPU, neural accelerator, NpuManager, ANpuBuffer, model-load scheduling →
53-npu-manager.md