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agent-skills/skills/vueuse-functions/references/useDevicesList.md
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Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-16 16:27:42 -06:00

1.9 KiB

category
category
Sensors

useDevicesList

Reactive enumerateDevices listing available input/output devices.

Usage

import { useDevicesList } from '@vueuse/core'

const {
  devices,
  videoInputs: cameras,
  audioInputs: microphones,
  audioOutputs: speakers,
} = useDevicesList()

Requesting Permissions

To request permissions, use the ensurePermissions method.

import { useDevicesList } from '@vueuse/core'
// ---cut---
const {
  ensurePermissions,
  permissionGranted,
} = useDevicesList()

await ensurePermissions()
console.log(permissionsGranted.value)

Component

<template>
  <UseDevicesList v-slot="{ videoInputs, audioInputs, audioOutputs }">
    Cameras: {{ videoInputs }}
    Microphones: {{ audioInputs }}
    Speakers: {{ audioOutputs }}
  </UseDevicesList>
</template>

Type Declarations

export interface UseDevicesListOptions extends ConfigurableNavigator {
  onUpdated?: (devices: MediaDeviceInfo[]) => void
  /**
   * Request for permissions immediately if it's not granted,
   * otherwise label and deviceIds could be empty
   *
   * @default false
   */
  requestPermissions?: boolean
  /**
   * Request for types of media permissions
   *
   * @default { audio: true, video: true }
   */
  constraints?: MediaStreamConstraints
}
export interface UseDevicesListReturn {
  /**
   * All devices
   */
  devices: Ref<MediaDeviceInfo[]>
  videoInputs: ComputedRef<MediaDeviceInfo[]>
  audioInputs: ComputedRef<MediaDeviceInfo[]>
  audioOutputs: ComputedRef<MediaDeviceInfo[]>
  permissionGranted: ShallowRef<boolean>
  ensurePermissions: () => Promise<boolean>
  isSupported: ComputedRef<boolean>
}
/**
 * Reactive `enumerateDevices` listing available input/output devices
 *
 * @see https://vueuse.org/useDevicesList
 * @param options
 */
export declare function useDevicesList(
  options?: UseDevicesListOptions,
): UseDevicesListReturn