replace example code with are minified camera screen/record button
This commit is contained in:
Loewy
parent
fb42545890
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1f035ce557
3
package/.gitignore
vendored
3
package/.gitignore
vendored
@ -67,3 +67,6 @@ package-lock.json
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.cxx/
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example/ios/vendor
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#.direnv
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.direnv
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@ -1,4 +1,4 @@
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{
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"name": "VisionCameraExample",
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"displayName": "VisionCamera Example"
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"displayName": "Railbird VisionCamera"
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}
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@ -1,55 +1,6 @@
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import { NavigationContainer } from '@react-navigation/native'
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import React from 'react'
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import { createNativeStackNavigator } from '@react-navigation/native-stack'
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import { PermissionsPage } from './PermissionsPage'
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import { MediaPage } from './MediaPage'
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import { CameraPage } from './CameraPage'
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import { CodeScannerPage } from './CodeScannerPage'
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import type { Routes } from './Routes'
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import { Camera } from 'react-native-vision-camera'
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import { GestureHandlerRootView } from 'react-native-gesture-handler'
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import { StyleSheet } from 'react-native'
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import { DevicesPage } from './DevicesPage'
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const Stack = createNativeStackNavigator<Routes>()
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import CameraScreen from './camera'
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export function App(): React.ReactElement | null {
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const cameraPermission = Camera.getCameraPermissionStatus()
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const microphonePermission = Camera.getMicrophonePermissionStatus()
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console.log(`Re-rendering Navigator. Camera: ${cameraPermission} | Microphone: ${microphonePermission}`)
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const showPermissionsPage = cameraPermission !== 'granted' || microphonePermission === 'not-determined'
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return (
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<NavigationContainer>
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<GestureHandlerRootView style={styles.root}>
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<Stack.Navigator
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screenOptions={{
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headerShown: false,
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statusBarStyle: 'dark',
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animationTypeForReplace: 'push',
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}}
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initialRouteName={showPermissionsPage ? 'PermissionsPage' : 'CameraPage'}>
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<Stack.Screen name="PermissionsPage" component={PermissionsPage} />
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<Stack.Screen name="CameraPage" component={CameraPage} />
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<Stack.Screen name="CodeScannerPage" component={CodeScannerPage} />
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<Stack.Screen
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name="MediaPage"
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component={MediaPage}
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options={{
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animation: 'none',
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presentation: 'transparentModal',
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}}
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/>
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<Stack.Screen name="Devices" component={DevicesPage} />
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</Stack.Navigator>
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</GestureHandlerRootView>
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</NavigationContainer>
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)
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return <CameraScreen />
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}
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const styles = StyleSheet.create({
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root: {
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flex: 1,
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},
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})
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@ -1,280 +0,0 @@
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import * as React from 'react'
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import { useRef, useState, useCallback, useMemo } from 'react'
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import { StyleSheet, Text, View } from 'react-native'
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import { PinchGestureHandler, PinchGestureHandlerGestureEvent, TapGestureHandler } from 'react-native-gesture-handler'
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import { CameraRuntimeError, PhotoFile, useCameraDevice, useCameraFormat, useFrameProcessor, VideoFile } from 'react-native-vision-camera'
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import { Camera } from 'react-native-vision-camera'
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import { CONTENT_SPACING, CONTROL_BUTTON_SIZE, MAX_ZOOM_FACTOR, SAFE_AREA_PADDING, SCREEN_HEIGHT, SCREEN_WIDTH } from './Constants'
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import Reanimated, { Extrapolate, interpolate, useAnimatedGestureHandler, useAnimatedProps, useSharedValue } from 'react-native-reanimated'
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import { useEffect } from 'react'
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import { useIsForeground } from './hooks/useIsForeground'
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import { StatusBarBlurBackground } from './views/StatusBarBlurBackground'
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import { CaptureButton } from './views/CaptureButton'
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import { PressableOpacity } from 'react-native-pressable-opacity'
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import MaterialIcon from 'react-native-vector-icons/MaterialCommunityIcons'
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import IonIcon from 'react-native-vector-icons/Ionicons'
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import type { Routes } from './Routes'
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import type { NativeStackScreenProps } from '@react-navigation/native-stack'
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import { useIsFocused } from '@react-navigation/core'
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import { examplePlugin } from './frame-processors/ExamplePlugin'
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import { exampleKotlinSwiftPlugin } from './frame-processors/ExampleKotlinSwiftPlugin'
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import { usePreferredCameraDevice } from './hooks/usePreferredCameraDevice'
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const ReanimatedCamera = Reanimated.createAnimatedComponent(Camera)
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Reanimated.addWhitelistedNativeProps({
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zoom: true,
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})
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const SCALE_FULL_ZOOM = 3
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type Props = NativeStackScreenProps<Routes, 'CameraPage'>
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export function CameraPage({ navigation }: Props): React.ReactElement {
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const camera = useRef<Camera>(null)
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const [isCameraInitialized, setIsCameraInitialized] = useState(false)
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const hasMicrophonePermission = useMemo(() => Camera.getMicrophonePermissionStatus() === 'granted', [])
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const zoom = useSharedValue(0)
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const isPressingButton = useSharedValue(false)
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// check if camera page is active
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const isFocussed = useIsFocused()
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const isForeground = useIsForeground()
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const isActive = isFocussed && isForeground
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const [cameraPosition, setCameraPosition] = useState<'front' | 'back'>('back')
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const [enableHdr, setEnableHdr] = useState(false)
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const [flash, setFlash] = useState<'off' | 'on'>('off')
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const [enableNightMode, setEnableNightMode] = useState(false)
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// camera device settings
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const [preferredDevice] = usePreferredCameraDevice()
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let device = useCameraDevice(cameraPosition)
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if (preferredDevice != null && preferredDevice.position === cameraPosition) {
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// override default device with the one selected by the user in settings
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device = preferredDevice
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}
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const [targetFps, setTargetFps] = useState(60)
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const screenAspectRatio = SCREEN_HEIGHT / SCREEN_WIDTH
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const format = useCameraFormat(device, [
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{ fps: targetFps },
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{ videoAspectRatio: screenAspectRatio },
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{ videoResolution: 'max' },
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{ photoAspectRatio: screenAspectRatio },
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{ photoResolution: 'max' },
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])
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const fps = Math.min(format?.maxFps ?? 1, targetFps)
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const supportsFlash = device?.hasFlash ?? false
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const supportsHdr = format?.supportsPhotoHdr
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const supports60Fps = useMemo(() => device?.formats.some((f) => f.maxFps >= 60), [device?.formats])
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const canToggleNightMode = device?.supportsLowLightBoost ?? false
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//#region Animated Zoom
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// This just maps the zoom factor to a percentage value.
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// so e.g. for [min, neutr., max] values [1, 2, 128] this would result in [0, 0.0081, 1]
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const minZoom = device?.minZoom ?? 1
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const maxZoom = Math.min(device?.maxZoom ?? 1, MAX_ZOOM_FACTOR)
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const cameraAnimatedProps = useAnimatedProps(() => {
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const z = Math.max(Math.min(zoom.value, maxZoom), minZoom)
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return {
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zoom: z,
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}
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}, [maxZoom, minZoom, zoom])
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//#endregion
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//#region Callbacks
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const setIsPressingButton = useCallback(
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(_isPressingButton: boolean) => {
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isPressingButton.value = _isPressingButton
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},
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[isPressingButton],
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)
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// Camera callbacks
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const onError = useCallback((error: CameraRuntimeError) => {
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console.error(error)
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}, [])
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const onInitialized = useCallback(() => {
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console.log('Camera initialized!')
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setIsCameraInitialized(true)
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}, [])
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const onMediaCaptured = useCallback(
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(media: PhotoFile | VideoFile, type: 'photo' | 'video') => {
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console.log(`Media captured! ${JSON.stringify(media)}`)
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navigation.navigate('MediaPage', {
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path: media.path,
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type: type,
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})
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},
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[navigation],
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)
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const onFlipCameraPressed = useCallback(() => {
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setCameraPosition((p) => (p === 'back' ? 'front' : 'back'))
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}, [])
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const onFlashPressed = useCallback(() => {
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setFlash((f) => (f === 'off' ? 'on' : 'off'))
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}, [])
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//#endregion
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//#region Tap Gesture
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const onDoubleTap = useCallback(() => {
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onFlipCameraPressed()
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}, [onFlipCameraPressed])
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//#endregion
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//#region Effects
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const neutralZoom = device?.neutralZoom ?? 1
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useEffect(() => {
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// Run everytime the neutralZoomScaled value changes. (reset zoom when device changes)
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zoom.value = neutralZoom
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}, [neutralZoom, zoom])
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//#endregion
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//#region Pinch to Zoom Gesture
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// The gesture handler maps the linear pinch gesture (0 - 1) to an exponential curve since a camera's zoom
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// function does not appear linear to the user. (aka zoom 0.1 -> 0.2 does not look equal in difference as 0.8 -> 0.9)
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const onPinchGesture = useAnimatedGestureHandler<PinchGestureHandlerGestureEvent, { startZoom?: number }>({
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onStart: (_, context) => {
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context.startZoom = zoom.value
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},
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onActive: (event, context) => {
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// we're trying to map the scale gesture to a linear zoom here
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const startZoom = context.startZoom ?? 0
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const scale = interpolate(event.scale, [1 - 1 / SCALE_FULL_ZOOM, 1, SCALE_FULL_ZOOM], [-1, 0, 1], Extrapolate.CLAMP)
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zoom.value = interpolate(scale, [-1, 0, 1], [minZoom, startZoom, maxZoom], Extrapolate.CLAMP)
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},
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})
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//#endregion
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useEffect(() => {
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const f =
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format != null
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? `(${format.photoWidth}x${format.photoHeight} photo / ${format.videoWidth}x${format.videoHeight}@${format.maxFps} video @ ${fps}fps)`
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: undefined
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console.log(`Camera: ${device?.name} | Format: ${f}`)
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}, [device?.name, format, fps])
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const frameProcessor = useFrameProcessor((frame) => {
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'worklet'
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// console.log(`${frame.timestamp}: ${frame.width}x${frame.height} ${frame.pixelFormat} Frame (${frame.orientation})`)
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// examplePlugin(frame)
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// exampleKotlinSwiftPlugin(frame)
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}, [])
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return (
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<View style={styles.container}>
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{device != null && (
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<PinchGestureHandler onGestureEvent={onPinchGesture} enabled={isActive}>
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<Reanimated.View style={StyleSheet.absoluteFill}>
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<TapGestureHandler onEnded={onDoubleTap} numberOfTaps={2}>
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<ReanimatedCamera
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ref={camera}
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style={StyleSheet.absoluteFill}
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device={device}
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format={format}
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fps={fps}
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photoHdr={enableHdr}
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videoHdr={enableHdr}
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lowLightBoost={device.supportsLowLightBoost && enableNightMode}
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isActive={isActive}
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onInitialized={onInitialized}
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onError={onError}
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enableZoomGesture={false}
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animatedProps={cameraAnimatedProps}
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exposure={0}
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enableFpsGraph={true}
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orientation="portrait"
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photo={true}
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video={true}
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audio={hasMicrophonePermission}
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frameProcessor={frameProcessor}
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/>
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</TapGestureHandler>
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</Reanimated.View>
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</PinchGestureHandler>
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)}
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<CaptureButton
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style={styles.captureButton}
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camera={camera}
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onMediaCaptured={onMediaCaptured}
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cameraZoom={zoom}
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minZoom={minZoom}
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maxZoom={maxZoom}
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flash={supportsFlash ? flash : 'off'}
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enabled={isCameraInitialized && isActive}
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setIsPressingButton={setIsPressingButton}
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/>
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<StatusBarBlurBackground />
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<View style={styles.rightButtonRow}>
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<PressableOpacity style={styles.button} onPress={onFlipCameraPressed} disabledOpacity={0.4}>
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<IonIcon name="camera-reverse" color="white" size={24} />
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</PressableOpacity>
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{supportsFlash && (
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<PressableOpacity style={styles.button} onPress={onFlashPressed} disabledOpacity={0.4}>
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<IonIcon name={flash === 'on' ? 'flash' : 'flash-off'} color="white" size={24} />
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</PressableOpacity>
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)}
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{supports60Fps && (
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<PressableOpacity style={styles.button} onPress={() => setTargetFps((t) => (t === 30 ? 60 : 30))}>
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<Text style={styles.text}>{`${targetFps}\nFPS`}</Text>
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</PressableOpacity>
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)}
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{supportsHdr && (
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<PressableOpacity style={styles.button} onPress={() => setEnableHdr((h) => !h)}>
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<MaterialIcon name={enableHdr ? 'hdr' : 'hdr-off'} color="white" size={24} />
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</PressableOpacity>
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)}
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{canToggleNightMode && (
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<PressableOpacity style={styles.button} onPress={() => setEnableNightMode(!enableNightMode)} disabledOpacity={0.4}>
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<IonIcon name={enableNightMode ? 'moon' : 'moon-outline'} color="white" size={24} />
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</PressableOpacity>
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)}
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<PressableOpacity style={styles.button} onPress={() => navigation.navigate('Devices')}>
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<IonIcon name="settings-outline" color="white" size={24} />
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</PressableOpacity>
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<PressableOpacity style={styles.button} onPress={() => navigation.navigate('CodeScannerPage')}>
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<IonIcon name="qr-code-outline" color="white" size={24} />
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</PressableOpacity>
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</View>
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</View>
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)
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}
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const styles = StyleSheet.create({
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container: {
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flex: 1,
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backgroundColor: 'black',
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},
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captureButton: {
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position: 'absolute',
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alignSelf: 'center',
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bottom: SAFE_AREA_PADDING.paddingBottom,
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},
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button: {
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marginBottom: CONTENT_SPACING,
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width: CONTROL_BUTTON_SIZE,
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height: CONTROL_BUTTON_SIZE,
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borderRadius: CONTROL_BUTTON_SIZE / 2,
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backgroundColor: 'rgba(140, 140, 140, 0.3)',
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justifyContent: 'center',
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alignItems: 'center',
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},
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rightButtonRow: {
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position: 'absolute',
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right: SAFE_AREA_PADDING.paddingRight,
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top: SAFE_AREA_PADDING.paddingTop,
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},
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text: {
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color: 'white',
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fontSize: 11,
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fontWeight: 'bold',
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textAlign: 'center',
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},
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})
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@ -1,120 +0,0 @@
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import * as React from 'react'
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import { useCallback, useRef, useState } from 'react'
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import { Alert, AlertButton, Linking, StyleSheet, View } from 'react-native'
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import { Code, useCameraDevice, useCodeScanner } from 'react-native-vision-camera'
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import { Camera } from 'react-native-vision-camera'
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import { CONTENT_SPACING, CONTROL_BUTTON_SIZE, SAFE_AREA_PADDING } from './Constants'
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import { useIsForeground } from './hooks/useIsForeground'
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import { StatusBarBlurBackground } from './views/StatusBarBlurBackground'
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import { PressableOpacity } from 'react-native-pressable-opacity'
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import IonIcon from 'react-native-vector-icons/Ionicons'
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import type { Routes } from './Routes'
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import type { NativeStackScreenProps } from '@react-navigation/native-stack'
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import { useIsFocused } from '@react-navigation/core'
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const showCodeAlert = (value: string, onDismissed: () => void): void => {
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const buttons: AlertButton[] = [
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{
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text: 'Close',
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style: 'cancel',
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onPress: onDismissed,
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},
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]
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if (value.startsWith('http')) {
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buttons.push({
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text: 'Open URL',
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onPress: () => {
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Linking.openURL(value)
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onDismissed()
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},
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})
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}
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Alert.alert('Scanned Code', value, buttons)
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}
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type Props = NativeStackScreenProps<Routes, 'CodeScannerPage'>
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export function CodeScannerPage({ navigation }: Props): React.ReactElement {
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// 1. Use a simple default back camera
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const device = useCameraDevice('back')
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// 2. Only activate Camera when the app is focused and this screen is currently opened
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const isFocused = useIsFocused()
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const isForeground = useIsForeground()
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const isActive = isFocused && isForeground
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// 3. (Optional) enable a torch setting
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const [torch, setTorch] = useState(false)
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// 4. On code scanned, we show an aler to the user
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const isShowingAlert = useRef(false)
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const onCodeScanned = useCallback((codes: Code[]) => {
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console.log(`Scanned ${codes.length} codes:`, codes)
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const value = codes[0]?.value
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if (value == null) return
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if (isShowingAlert.current) return
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showCodeAlert(value, () => {
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isShowingAlert.current = false
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})
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isShowingAlert.current = true
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}, [])
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// 5. Initialize the Code Scanner to scan QR codes and Barcodes
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const codeScanner = useCodeScanner({
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codeTypes: ['qr', 'ean-13'],
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onCodeScanned: onCodeScanned,
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})
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return (
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<View style={styles.container}>
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{device != null && (
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<Camera
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style={StyleSheet.absoluteFill}
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device={device}
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isActive={isActive}
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codeScanner={codeScanner}
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torch={torch ? 'on' : 'off'}
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enableZoomGesture={true}
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/>
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)}
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<StatusBarBlurBackground />
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<View style={styles.rightButtonRow}>
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<PressableOpacity style={styles.button} onPress={() => setTorch(!torch)} disabledOpacity={0.4}>
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<IonIcon name={torch ? 'flash' : 'flash-off'} color="white" size={24} />
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</PressableOpacity>
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</View>
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{/* Back Button */}
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<PressableOpacity style={styles.backButton} onPress={navigation.goBack}>
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<IonIcon name="chevron-back" color="white" size={35} />
|
||||
</PressableOpacity>
|
||||
</View>
|
||||
)
|
||||
}
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
container: {
|
||||
flex: 1,
|
||||
backgroundColor: 'black',
|
||||
},
|
||||
button: {
|
||||
marginBottom: CONTENT_SPACING,
|
||||
width: CONTROL_BUTTON_SIZE,
|
||||
height: CONTROL_BUTTON_SIZE,
|
||||
borderRadius: CONTROL_BUTTON_SIZE / 2,
|
||||
backgroundColor: 'rgba(140, 140, 140, 0.3)',
|
||||
justifyContent: 'center',
|
||||
alignItems: 'center',
|
||||
},
|
||||
rightButtonRow: {
|
||||
position: 'absolute',
|
||||
right: SAFE_AREA_PADDING.paddingRight,
|
||||
top: SAFE_AREA_PADDING.paddingTop,
|
||||
},
|
||||
backButton: {
|
||||
position: 'absolute',
|
||||
left: SAFE_AREA_PADDING.paddingLeft,
|
||||
top: SAFE_AREA_PADDING.paddingTop,
|
||||
},
|
||||
})
|
||||
@ -1,215 +0,0 @@
|
||||
import type { NativeStackScreenProps } from '@react-navigation/native-stack'
|
||||
import React, { useCallback, useMemo } from 'react'
|
||||
import IonIcon from 'react-native-vector-icons/Ionicons'
|
||||
import { StyleSheet, View, Text, ListRenderItemInfo, SectionList, SectionListData } from 'react-native'
|
||||
import { CameraDevice, useCameraDevices } from 'react-native-vision-camera'
|
||||
import { CONTENT_SPACING, SAFE_AREA_PADDING } from './Constants'
|
||||
import type { Routes } from './Routes'
|
||||
import { PressableOpacity } from 'react-native-pressable-opacity'
|
||||
import { usePreferredCameraDevice } from './hooks/usePreferredCameraDevice'
|
||||
|
||||
const keyExtractor = (item: CameraDevice): string => item.id
|
||||
|
||||
interface SectionType {
|
||||
position: CameraDevice['position'] | 'preferred'
|
||||
}
|
||||
type SectionData = SectionListData<CameraDevice, SectionType>
|
||||
|
||||
interface DeviceProps {
|
||||
device: CameraDevice
|
||||
onPress: () => void
|
||||
}
|
||||
|
||||
function Device({ device, onPress }: DeviceProps): React.ReactElement {
|
||||
const maxPhotoRes = useMemo(
|
||||
() =>
|
||||
device.formats.reduce((prev, curr) => {
|
||||
if (curr.photoWidth * curr.photoHeight > prev.photoWidth * prev.photoHeight) return curr
|
||||
return prev
|
||||
}),
|
||||
[device.formats],
|
||||
)
|
||||
const maxVideoRes = useMemo(
|
||||
() =>
|
||||
device.formats.reduce((prev, curr) => {
|
||||
if (curr.videoWidth * curr.videoHeight > prev.videoWidth * prev.videoHeight) return curr
|
||||
return prev
|
||||
}),
|
||||
[device.formats],
|
||||
)
|
||||
const deviceTypes = useMemo(() => device.physicalDevices.map((t) => t.replace('-camera', '')).join(' + '), [device.physicalDevices])
|
||||
|
||||
return (
|
||||
<PressableOpacity style={styles.itemContainer} onPress={onPress}>
|
||||
<View style={styles.horizontal}>
|
||||
<IonIcon name="camera" size={18} color="black" />
|
||||
<Text style={styles.deviceName} numberOfLines={3}>
|
||||
{device.name} <Text style={styles.devicePosition}>({device.position})</Text>
|
||||
</Text>
|
||||
</View>
|
||||
<Text style={styles.deviceTypes}>{deviceTypes}</Text>
|
||||
<View style={styles.horizontal}>
|
||||
<IonIcon name="camera" size={12} color="black" />
|
||||
<Text style={styles.resolutionText}>
|
||||
{maxPhotoRes.photoWidth}x{maxPhotoRes.photoHeight}
|
||||
</Text>
|
||||
</View>
|
||||
<View style={styles.horizontal}>
|
||||
<IonIcon name="videocam" size={12} color="black" />
|
||||
<Text style={styles.resolutionText}>
|
||||
{maxVideoRes.videoWidth}x{maxVideoRes.videoHeight} @ {maxVideoRes.maxFps} FPS
|
||||
</Text>
|
||||
</View>
|
||||
<Text style={styles.deviceId} numberOfLines={2} ellipsizeMode="middle">
|
||||
{device.id}
|
||||
</Text>
|
||||
</PressableOpacity>
|
||||
)
|
||||
}
|
||||
|
||||
type Props = NativeStackScreenProps<Routes, 'Devices'>
|
||||
export function DevicesPage({ navigation }: Props): React.ReactElement {
|
||||
const devices = useCameraDevices()
|
||||
const [preferredDevice, setPreferredDevice] = usePreferredCameraDevice()
|
||||
|
||||
const sections = useMemo((): SectionData[] => {
|
||||
return [
|
||||
{
|
||||
position: 'preferred',
|
||||
data: preferredDevice != null ? [preferredDevice] : [],
|
||||
},
|
||||
{
|
||||
position: 'back',
|
||||
data: devices.filter((d) => d.position === 'back'),
|
||||
},
|
||||
{
|
||||
position: 'front',
|
||||
data: devices.filter((d) => d.position === 'front'),
|
||||
},
|
||||
{
|
||||
position: 'external',
|
||||
data: devices.filter((d) => d.position === 'external'),
|
||||
},
|
||||
]
|
||||
}, [devices, preferredDevice])
|
||||
|
||||
const onDevicePressed = useCallback(
|
||||
(device: CameraDevice) => {
|
||||
setPreferredDevice(device)
|
||||
navigation.navigate('CameraPage')
|
||||
},
|
||||
[navigation, setPreferredDevice],
|
||||
)
|
||||
|
||||
const renderItem = useCallback(
|
||||
({ item }: ListRenderItemInfo<CameraDevice>) => {
|
||||
return <Device device={item} onPress={() => onDevicePressed(item)} />
|
||||
},
|
||||
[onDevicePressed],
|
||||
)
|
||||
|
||||
const renderSectionHeader = useCallback(({ section }: { section: SectionData }) => {
|
||||
if (section.data.length === 0) return null
|
||||
return (
|
||||
<View style={styles.sectionHeader}>
|
||||
<Text style={styles.sectionHeaderText}>{section.position.toUpperCase()}</Text>
|
||||
</View>
|
||||
)
|
||||
}, [])
|
||||
|
||||
return (
|
||||
<View style={styles.container}>
|
||||
<View style={styles.headerContainer}>
|
||||
<View style={styles.horizontal}>
|
||||
<PressableOpacity style={styles.backButton} onPress={navigation.goBack}>
|
||||
<IonIcon name="chevron-back" size={35} color="black" />
|
||||
</PressableOpacity>
|
||||
<Text style={styles.header}>Camera Devices</Text>
|
||||
</View>
|
||||
<Text style={styles.subHeader}>
|
||||
These are all detected Camera devices on your phone. This list will automatically update as you plug devices in or out.
|
||||
</Text>
|
||||
</View>
|
||||
|
||||
<SectionList
|
||||
style={styles.list}
|
||||
contentContainerStyle={styles.listContent}
|
||||
sections={sections}
|
||||
keyExtractor={keyExtractor}
|
||||
renderItem={renderItem}
|
||||
renderSectionHeader={renderSectionHeader}
|
||||
stickySectionHeadersEnabled={false}
|
||||
/>
|
||||
</View>
|
||||
)
|
||||
}
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
container: {
|
||||
flex: 1,
|
||||
backgroundColor: 'white',
|
||||
},
|
||||
headerContainer: {
|
||||
paddingTop: SAFE_AREA_PADDING.paddingTop,
|
||||
paddingLeft: SAFE_AREA_PADDING.paddingLeft,
|
||||
paddingRight: SAFE_AREA_PADDING.paddingRight,
|
||||
},
|
||||
header: {
|
||||
fontSize: 38,
|
||||
fontWeight: 'bold',
|
||||
maxWidth: '80%',
|
||||
},
|
||||
subHeader: {
|
||||
marginTop: 10,
|
||||
fontSize: 18,
|
||||
maxWidth: '80%',
|
||||
},
|
||||
list: {
|
||||
marginTop: CONTENT_SPACING,
|
||||
},
|
||||
listContent: {
|
||||
paddingBottom: SAFE_AREA_PADDING.paddingBottom,
|
||||
},
|
||||
sectionHeader: {
|
||||
paddingHorizontal: CONTENT_SPACING / 2,
|
||||
paddingVertical: 5,
|
||||
},
|
||||
sectionHeaderText: {
|
||||
opacity: 0.4,
|
||||
fontSize: 16,
|
||||
},
|
||||
itemContainer: {
|
||||
paddingHorizontal: CONTENT_SPACING,
|
||||
paddingVertical: 7,
|
||||
},
|
||||
deviceName: {
|
||||
fontSize: 17,
|
||||
marginLeft: 5,
|
||||
flexShrink: 1,
|
||||
fontWeight: 'bold',
|
||||
},
|
||||
devicePosition: {
|
||||
opacity: 0.4,
|
||||
},
|
||||
deviceId: {
|
||||
fontSize: 12,
|
||||
opacity: 0.4,
|
||||
},
|
||||
deviceTypes: {
|
||||
fontSize: 12,
|
||||
opacity: 0.4,
|
||||
},
|
||||
horizontal: {
|
||||
flexDirection: 'row',
|
||||
alignItems: 'center',
|
||||
},
|
||||
backButton: {
|
||||
width: 40,
|
||||
height: 40,
|
||||
marginTop: 7,
|
||||
},
|
||||
resolutionText: {
|
||||
marginLeft: 5,
|
||||
fontSize: 12,
|
||||
},
|
||||
})
|
||||
@ -1,151 +0,0 @@
|
||||
import React, { useCallback, useMemo, useState } from 'react'
|
||||
import { StyleSheet, View, ActivityIndicator, PermissionsAndroid, Platform } from 'react-native'
|
||||
import Video, { LoadError, OnLoadData } from 'react-native-video'
|
||||
import { SAFE_AREA_PADDING } from './Constants'
|
||||
import { useIsForeground } from './hooks/useIsForeground'
|
||||
import { PressableOpacity } from 'react-native-pressable-opacity'
|
||||
import IonIcon from 'react-native-vector-icons/Ionicons'
|
||||
import { Alert } from 'react-native'
|
||||
import { CameraRoll } from '@react-native-camera-roll/camera-roll'
|
||||
import { StatusBarBlurBackground } from './views/StatusBarBlurBackground'
|
||||
import type { NativeStackScreenProps } from '@react-navigation/native-stack'
|
||||
import type { Routes } from './Routes'
|
||||
import { useIsFocused } from '@react-navigation/core'
|
||||
import FastImage, { OnLoadEvent } from 'react-native-fast-image'
|
||||
|
||||
const requestSavePermission = async (): Promise<boolean> => {
|
||||
if (Platform.OS !== 'android') return true
|
||||
|
||||
const permission = PermissionsAndroid.PERMISSIONS.WRITE_EXTERNAL_STORAGE
|
||||
if (permission == null) return false
|
||||
let hasPermission = await PermissionsAndroid.check(permission)
|
||||
if (!hasPermission) {
|
||||
const permissionRequestResult = await PermissionsAndroid.request(permission)
|
||||
hasPermission = permissionRequestResult === 'granted'
|
||||
}
|
||||
return hasPermission
|
||||
}
|
||||
|
||||
const isVideoOnLoadEvent = (event: OnLoadData | OnLoadEvent): event is OnLoadData => 'duration' in event && 'naturalSize' in event
|
||||
|
||||
type Props = NativeStackScreenProps<Routes, 'MediaPage'>
|
||||
export function MediaPage({ navigation, route }: Props): React.ReactElement {
|
||||
const { path, type } = route.params
|
||||
const [hasMediaLoaded, setHasMediaLoaded] = useState(false)
|
||||
const isForeground = useIsForeground()
|
||||
const isScreenFocused = useIsFocused()
|
||||
const isVideoPaused = !isForeground || !isScreenFocused
|
||||
const [savingState, setSavingState] = useState<'none' | 'saving' | 'saved'>('none')
|
||||
|
||||
const onMediaLoad = useCallback((event: OnLoadData | OnLoadEvent) => {
|
||||
if (isVideoOnLoadEvent(event)) {
|
||||
console.log(
|
||||
`Video loaded. Size: ${event.naturalSize.width}x${event.naturalSize.height} (${event.naturalSize.orientation}, ${event.duration} seconds)`,
|
||||
)
|
||||
} else {
|
||||
console.log(`Image loaded. Size: ${event.nativeEvent.width}x${event.nativeEvent.height}`)
|
||||
}
|
||||
}, [])
|
||||
const onMediaLoadEnd = useCallback(() => {
|
||||
console.log('media has loaded.')
|
||||
setHasMediaLoaded(true)
|
||||
}, [])
|
||||
const onMediaLoadError = useCallback((error: LoadError) => {
|
||||
console.log(`failed to load media: ${JSON.stringify(error)}`)
|
||||
}, [])
|
||||
|
||||
const onSavePressed = useCallback(async () => {
|
||||
try {
|
||||
setSavingState('saving')
|
||||
|
||||
const hasPermission = await requestSavePermission()
|
||||
if (!hasPermission) {
|
||||
Alert.alert('Permission denied!', 'Vision Camera does not have permission to save the media to your camera roll.')
|
||||
return
|
||||
}
|
||||
await CameraRoll.save(`file://${path}`, {
|
||||
type: type,
|
||||
})
|
||||
setSavingState('saved')
|
||||
} catch (e) {
|
||||
const message = e instanceof Error ? e.message : JSON.stringify(e)
|
||||
setSavingState('none')
|
||||
Alert.alert('Failed to save!', `An unexpected error occured while trying to save your ${type}. ${message}`)
|
||||
}
|
||||
}, [path, type])
|
||||
|
||||
const source = useMemo(() => ({ uri: `file://${path}/1.mp4` }), [path])
|
||||
|
||||
const screenStyle = useMemo(() => ({ opacity: hasMediaLoaded ? 1 : 0 }), [hasMediaLoaded])
|
||||
|
||||
return (
|
||||
<View style={[styles.container, screenStyle]}>
|
||||
{type === 'photo' && (
|
||||
<FastImage source={source} style={StyleSheet.absoluteFill} resizeMode="cover" onLoadEnd={onMediaLoadEnd} onLoad={onMediaLoad} />
|
||||
)}
|
||||
{type === 'video' && (
|
||||
<Video
|
||||
source={source}
|
||||
style={StyleSheet.absoluteFill}
|
||||
paused={isVideoPaused}
|
||||
resizeMode="cover"
|
||||
posterResizeMode="cover"
|
||||
allowsExternalPlayback={false}
|
||||
automaticallyWaitsToMinimizeStalling={false}
|
||||
disableFocus={true}
|
||||
repeat={true}
|
||||
useTextureView={false}
|
||||
controls={false}
|
||||
playWhenInactive={true}
|
||||
ignoreSilentSwitch="ignore"
|
||||
onReadyForDisplay={onMediaLoadEnd}
|
||||
onLoad={onMediaLoad}
|
||||
onError={onMediaLoadError}
|
||||
/>
|
||||
)}
|
||||
|
||||
<PressableOpacity style={styles.closeButton} onPress={navigation.goBack}>
|
||||
<IonIcon name="close" size={35} color="white" style={styles.icon} />
|
||||
</PressableOpacity>
|
||||
|
||||
<PressableOpacity style={styles.saveButton} onPress={onSavePressed} disabled={savingState !== 'none'}>
|
||||
{savingState === 'none' && <IonIcon name="download" size={35} color="white" style={styles.icon} />}
|
||||
{savingState === 'saved' && <IonIcon name="checkmark" size={35} color="white" style={styles.icon} />}
|
||||
{savingState === 'saving' && <ActivityIndicator color="white" />}
|
||||
</PressableOpacity>
|
||||
|
||||
<StatusBarBlurBackground />
|
||||
</View>
|
||||
)
|
||||
}
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
container: {
|
||||
flex: 1,
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
backgroundColor: 'white',
|
||||
},
|
||||
closeButton: {
|
||||
position: 'absolute',
|
||||
top: SAFE_AREA_PADDING.paddingTop,
|
||||
left: SAFE_AREA_PADDING.paddingLeft,
|
||||
width: 40,
|
||||
height: 40,
|
||||
},
|
||||
saveButton: {
|
||||
position: 'absolute',
|
||||
bottom: SAFE_AREA_PADDING.paddingBottom,
|
||||
left: SAFE_AREA_PADDING.paddingLeft,
|
||||
width: 40,
|
||||
height: 40,
|
||||
},
|
||||
icon: {
|
||||
textShadowColor: 'black',
|
||||
textShadowOffset: {
|
||||
height: 0,
|
||||
width: 0,
|
||||
},
|
||||
textShadowRadius: 1,
|
||||
},
|
||||
})
|
||||
@ -1,96 +0,0 @@
|
||||
import type { NativeStackScreenProps } from '@react-navigation/native-stack'
|
||||
import React, { useCallback, useEffect, useState } from 'react'
|
||||
import { ImageRequireSource, Linking } from 'react-native'
|
||||
|
||||
import { StyleSheet, View, Text, Image } from 'react-native'
|
||||
import { Camera, CameraPermissionStatus } from 'react-native-vision-camera'
|
||||
import { CONTENT_SPACING, SAFE_AREA_PADDING } from './Constants'
|
||||
import type { Routes } from './Routes'
|
||||
|
||||
// eslint-disable-next-line @typescript-eslint/no-var-requires
|
||||
const BANNER_IMAGE = require('./img/11.png') as ImageRequireSource
|
||||
|
||||
type Props = NativeStackScreenProps<Routes, 'PermissionsPage'>
|
||||
export function PermissionsPage({ navigation }: Props): React.ReactElement {
|
||||
const [cameraPermissionStatus, setCameraPermissionStatus] = useState<CameraPermissionStatus>('not-determined')
|
||||
const [microphonePermissionStatus, setMicrophonePermissionStatus] = useState<CameraPermissionStatus>('not-determined')
|
||||
|
||||
const requestMicrophonePermission = useCallback(async () => {
|
||||
console.log('Requesting microphone permission...')
|
||||
const permission = await Camera.requestMicrophonePermission()
|
||||
console.log(`Microphone permission status: ${permission}`)
|
||||
|
||||
if (permission === 'denied') await Linking.openSettings()
|
||||
setMicrophonePermissionStatus(permission)
|
||||
}, [])
|
||||
|
||||
const requestCameraPermission = useCallback(async () => {
|
||||
console.log('Requesting camera permission...')
|
||||
const permission = await Camera.requestCameraPermission()
|
||||
console.log(`Camera permission status: ${permission}`)
|
||||
|
||||
if (permission === 'denied') await Linking.openSettings()
|
||||
setCameraPermissionStatus(permission)
|
||||
}, [])
|
||||
|
||||
useEffect(() => {
|
||||
if (cameraPermissionStatus === 'granted' && microphonePermissionStatus === 'granted') navigation.replace('CameraPage')
|
||||
}, [cameraPermissionStatus, microphonePermissionStatus, navigation])
|
||||
|
||||
return (
|
||||
<View style={styles.container}>
|
||||
<Image source={BANNER_IMAGE} style={styles.banner} />
|
||||
<Text style={styles.welcome}>Welcome to{'\n'}Vision Camera.</Text>
|
||||
<View style={styles.permissionsContainer}>
|
||||
{cameraPermissionStatus !== 'granted' && (
|
||||
<Text style={styles.permissionText}>
|
||||
Vision Camera needs <Text style={styles.bold}>Camera permission</Text>.{' '}
|
||||
<Text style={styles.hyperlink} onPress={requestCameraPermission}>
|
||||
Grant
|
||||
</Text>
|
||||
</Text>
|
||||
)}
|
||||
{microphonePermissionStatus !== 'granted' && (
|
||||
<Text style={styles.permissionText}>
|
||||
Vision Camera needs <Text style={styles.bold}>Microphone permission</Text>.{' '}
|
||||
<Text style={styles.hyperlink} onPress={requestMicrophonePermission}>
|
||||
Grant
|
||||
</Text>
|
||||
</Text>
|
||||
)}
|
||||
</View>
|
||||
</View>
|
||||
)
|
||||
}
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
welcome: {
|
||||
fontSize: 38,
|
||||
fontWeight: 'bold',
|
||||
maxWidth: '80%',
|
||||
},
|
||||
banner: {
|
||||
position: 'absolute',
|
||||
opacity: 0.4,
|
||||
bottom: 0,
|
||||
left: 0,
|
||||
},
|
||||
container: {
|
||||
flex: 1,
|
||||
backgroundColor: 'white',
|
||||
...SAFE_AREA_PADDING,
|
||||
},
|
||||
permissionsContainer: {
|
||||
marginTop: CONTENT_SPACING * 2,
|
||||
},
|
||||
permissionText: {
|
||||
fontSize: 17,
|
||||
},
|
||||
hyperlink: {
|
||||
color: '#007aff',
|
||||
fontWeight: 'bold',
|
||||
},
|
||||
bold: {
|
||||
fontWeight: 'bold',
|
||||
},
|
||||
})
|
||||
@ -1,10 +0,0 @@
|
||||
export type Routes = {
|
||||
PermissionsPage: undefined
|
||||
CameraPage: undefined
|
||||
CodeScannerPage: undefined
|
||||
MediaPage: {
|
||||
path: string
|
||||
type: 'video' | 'photo'
|
||||
}
|
||||
Devices: undefined
|
||||
}
|
||||
112
package/example/src/camera.tsx
Normal file
112
package/example/src/camera.tsx
Normal file
@ -0,0 +1,112 @@
|
||||
import React, { useCallback, useRef, useState } from 'react'
|
||||
import { Button, StyleSheet, Text, View } from 'react-native'
|
||||
import {
|
||||
Camera,
|
||||
useCameraPermission,
|
||||
useCameraDevice,
|
||||
useCameraFormat,
|
||||
PhotoFile,
|
||||
VideoFile,
|
||||
CameraRuntimeError,
|
||||
Orientation,
|
||||
CameraDevice,
|
||||
} from 'react-native-vision-camera'
|
||||
import { RecordingButton } from './capture-button'
|
||||
import { useIsForeground } from './is-foreground'
|
||||
|
||||
export default function CameraScreen() {
|
||||
const camera = useRef<Camera>(null)
|
||||
const { hasPermission, requestPermission } = useCameraPermission()
|
||||
const [isCameraInitialized, setIsCameraInitialized] = useState<boolean>(false)
|
||||
|
||||
const isForeground: boolean = useIsForeground()
|
||||
const isActive: boolean = isForeground // Should be combined with isFocused hook
|
||||
|
||||
const onError = useCallback((error: CameraRuntimeError) => {
|
||||
console.error(error)
|
||||
}, [])
|
||||
|
||||
const onInitialized = useCallback(() => {
|
||||
console.log('Camera initialized!')
|
||||
setIsCameraInitialized(true)
|
||||
}, [])
|
||||
|
||||
const onMediaCaptured = useCallback((media: PhotoFile | VideoFile) => {
|
||||
console.log(`Media captured! ${JSON.stringify(media)}`)
|
||||
}, [])
|
||||
|
||||
if (!hasPermission) requestPermission()
|
||||
// Error handling in case they refuse to give permission
|
||||
|
||||
const device = useCameraDevice('back')
|
||||
const format = useCameraFormat(device, [{ videoResolution: { width: 3048, height: 2160 } }, { fps: 60 }]) // this sets as a target
|
||||
|
||||
//Orientation detection
|
||||
const [orientation, setOrientation] = useState<Orientation>('portrait')
|
||||
|
||||
const toggleOrientation = () => {
|
||||
setOrientation(
|
||||
(currentOrientation) => (currentOrientation === 'landscape-left' ? 'portrait' : 'landscape-left'), // Can adjust this and the type to match what we want
|
||||
)
|
||||
}
|
||||
|
||||
// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
|
||||
if (device === null) return <Text>Camera not available. Does user have permissions: {hasPermission}</Text>
|
||||
|
||||
return (
|
||||
hasPermission && (
|
||||
<View style={styles.container}>
|
||||
<Camera
|
||||
ref={camera}
|
||||
style={StyleSheet.absoluteFill}
|
||||
device={device as CameraDevice}
|
||||
format={format}
|
||||
onInitialized={onInitialized}
|
||||
onError={onError}
|
||||
video={true}
|
||||
orientation={orientation} // TODO: #60
|
||||
isActive={isActive}
|
||||
/>
|
||||
<RecordingButton
|
||||
style={[styles.captureButton, orientation === 'portrait' ? styles.portrait : styles.landscape]}
|
||||
camera={camera}
|
||||
onMediaCaptured={onMediaCaptured}
|
||||
enabled={isCameraInitialized}
|
||||
/>
|
||||
<View style={[styles.button, orientation === 'portrait' ? styles.togglePortrait : styles.toggleLandscape]}>
|
||||
<Button title="Toggle Orientation" onPress={toggleOrientation} color="#841584" accessibilityLabel="Toggle camera orientation" />
|
||||
</View>
|
||||
</View>
|
||||
)
|
||||
)
|
||||
}
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
container: {
|
||||
flex: 1,
|
||||
backgroundColor: 'black',
|
||||
},
|
||||
captureButton: {
|
||||
position: 'absolute',
|
||||
alignSelf: 'center',
|
||||
},
|
||||
button: {
|
||||
position: 'absolute',
|
||||
alignSelf: 'center',
|
||||
},
|
||||
togglePortrait: {
|
||||
bottom: 110, // needs refined
|
||||
},
|
||||
toggleLandscape: {
|
||||
transform: [{ rotate: '90deg' }],
|
||||
bottom: '43%', // Should come from SafeAreaProvider, hardcoded right now, should roughly appear above the button
|
||||
left: 50, // needs refined
|
||||
},
|
||||
portrait: {
|
||||
bottom: 20, // needs refined
|
||||
},
|
||||
landscape: {
|
||||
bottom: '40%', // Should come from SafeAreaProvider
|
||||
left: 20, // needs refined
|
||||
},
|
||||
})
|
||||
96
package/example/src/capture-button.tsx
Normal file
96
package/example/src/capture-button.tsx
Normal file
@ -0,0 +1,96 @@
|
||||
import React, { useCallback, useRef, useState } from 'react'
|
||||
import { TouchableOpacity, StyleSheet, View, StyleProp, ViewStyle } from 'react-native'
|
||||
import { Camera, VideoFile } from 'react-native-vision-camera'
|
||||
|
||||
interface RecordingButtonProps {
|
||||
style: StyleProp<ViewStyle>
|
||||
camera: React.RefObject<Camera>
|
||||
onMediaCaptured: (media: VideoFile, mediaType: string) => void
|
||||
enabled: boolean
|
||||
}
|
||||
|
||||
export const RecordingButton: React.FC<RecordingButtonProps> = ({ style, camera, onMediaCaptured, enabled }) => {
|
||||
const isRecording = useRef(false)
|
||||
// UseRef won't trigger a re-render
|
||||
const [, setRecordingState] = useState(false)
|
||||
|
||||
const onStoppedRecording = useCallback(() => {
|
||||
isRecording.current = false
|
||||
setRecordingState(false)
|
||||
console.log('stopped recording video!')
|
||||
}, [])
|
||||
|
||||
const stopRecording = useCallback(async () => {
|
||||
try {
|
||||
if (camera.current === null) throw new Error('Camera ref is null!') // Error handling could be more graceful
|
||||
|
||||
console.log('calling stopRecording()...')
|
||||
await camera.current.stopRecording()
|
||||
console.log('called stopRecording()!')
|
||||
} catch (e) {
|
||||
console.error('failed to stop recording!', e)
|
||||
}
|
||||
}, [camera])
|
||||
|
||||
const startRecording = useCallback(() => {
|
||||
console.log('press')
|
||||
try {
|
||||
if (camera.current === null) throw new Error('Camera ref is null!') // Error handling could be more graceful
|
||||
|
||||
console.log('calling startRecording()...')
|
||||
camera.current.startRecording({
|
||||
onRecordingError: (error) => {
|
||||
console.error('Recording failed!', error)
|
||||
onStoppedRecording()
|
||||
},
|
||||
onRecordingFinished: (video) => {
|
||||
onMediaCaptured(video, 'video')
|
||||
onStoppedRecording()
|
||||
},
|
||||
})
|
||||
console.log('called startRecording()!')
|
||||
isRecording.current = true
|
||||
setRecordingState(true)
|
||||
} catch (e) {
|
||||
console.error('failed to start recording!', e, 'camera')
|
||||
}
|
||||
}, [camera, onMediaCaptured, onStoppedRecording])
|
||||
|
||||
const handlePress = () => {
|
||||
if (isRecording.current) stopRecording()
|
||||
else startRecording()
|
||||
}
|
||||
|
||||
return (
|
||||
<TouchableOpacity style={[styles.captureButton, style]} onPress={handlePress} disabled={!enabled}>
|
||||
<View style={isRecording.current ? styles.recordingSquare : styles.innerCircle} />
|
||||
</TouchableOpacity>
|
||||
)
|
||||
}
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
captureButton: {
|
||||
height: 80,
|
||||
width: 80,
|
||||
borderRadius: 40,
|
||||
borderWidth: 3,
|
||||
borderColor: 'white',
|
||||
backgroundColor: 'transparent',
|
||||
justifyContent: 'center',
|
||||
alignItems: 'center',
|
||||
},
|
||||
innerCircle: {
|
||||
height: 70,
|
||||
width: 70,
|
||||
borderRadius: 35,
|
||||
backgroundColor: '#FF3B30',
|
||||
},
|
||||
recordingSquare: {
|
||||
height: 40,
|
||||
width: 40,
|
||||
borderRadius: 10,
|
||||
backgroundColor: '#FF3B30',
|
||||
},
|
||||
})
|
||||
|
||||
export default RecordingButton
|
||||
@ -1,17 +0,0 @@
|
||||
import { VisionCameraProxy, Frame } from 'react-native-vision-camera'
|
||||
|
||||
const plugin = VisionCameraProxy.initFrameProcessorPlugin('example_kotlin_swift_plugin', { foo: 'bar' })
|
||||
|
||||
export function exampleKotlinSwiftPlugin(frame: Frame): string[] {
|
||||
'worklet'
|
||||
|
||||
if (plugin == null) throw new Error('Failed to load Frame Processor Plugin "example_kotlin_swift_plugin"!')
|
||||
|
||||
return plugin.call(frame, {
|
||||
someString: 'hello!',
|
||||
someBoolean: true,
|
||||
someNumber: 42,
|
||||
someObject: { test: 0, second: 'test' },
|
||||
someArray: ['another test', 5],
|
||||
}) as string[]
|
||||
}
|
||||
@ -1,25 +0,0 @@
|
||||
import { VisionCameraProxy, Frame } from 'react-native-vision-camera'
|
||||
|
||||
const plugin = VisionCameraProxy.initFrameProcessorPlugin('example_plugin')
|
||||
|
||||
interface Result {
|
||||
example_array: (string | number | boolean)[]
|
||||
example_array_buffer: ArrayBuffer
|
||||
example_str: string
|
||||
example_bool: boolean
|
||||
example_double: number
|
||||
}
|
||||
|
||||
export function examplePlugin(frame: Frame): Result {
|
||||
'worklet'
|
||||
|
||||
if (plugin == null) throw new Error('Failed to load Frame Processor Plugin "example_plugin"!')
|
||||
|
||||
return plugin.call(frame, {
|
||||
someString: 'hello!',
|
||||
someBoolean: true,
|
||||
someNumber: 42,
|
||||
someObject: { test: 0, second: 'test' },
|
||||
someArray: ['another test', 5],
|
||||
}) as unknown as Result
|
||||
}
|
||||
@ -1,20 +0,0 @@
|
||||
import { useMMKVString } from 'react-native-mmkv'
|
||||
import { CameraDevice } from '../../../src/CameraDevice'
|
||||
import { useCallback, useMemo } from 'react'
|
||||
import { useCameraDevices } from '../../../src/hooks/useCameraDevices'
|
||||
|
||||
export function usePreferredCameraDevice(): [CameraDevice | undefined, (device: CameraDevice) => void] {
|
||||
const [preferredDeviceId, setPreferredDeviceId] = useMMKVString('camera.preferredDeviceId')
|
||||
|
||||
const set = useCallback(
|
||||
(device: CameraDevice) => {
|
||||
setPreferredDeviceId(device.id)
|
||||
},
|
||||
[setPreferredDeviceId],
|
||||
)
|
||||
|
||||
const devices = useCameraDevices()
|
||||
const device = useMemo(() => devices.find((d) => d.id === preferredDeviceId), [devices, preferredDeviceId])
|
||||
|
||||
return [device, set]
|
||||
}
|
||||
@ -1,5 +1,4 @@
|
||||
import { useState } from 'react'
|
||||
import { useEffect } from 'react'
|
||||
import { useState, useEffect } from 'react'
|
||||
import { AppState, AppStateStatus } from 'react-native'
|
||||
|
||||
export const useIsForeground = (): boolean => {
|
||||
@ -1,307 +0,0 @@
|
||||
import React, { useCallback, useMemo, useRef } from 'react'
|
||||
import { StyleSheet, View, ViewProps } from 'react-native'
|
||||
import {
|
||||
PanGestureHandler,
|
||||
PanGestureHandlerGestureEvent,
|
||||
State,
|
||||
TapGestureHandler,
|
||||
TapGestureHandlerStateChangeEvent,
|
||||
} from 'react-native-gesture-handler'
|
||||
import Reanimated, {
|
||||
cancelAnimation,
|
||||
Easing,
|
||||
Extrapolate,
|
||||
interpolate,
|
||||
useAnimatedStyle,
|
||||
withSpring,
|
||||
withTiming,
|
||||
useAnimatedGestureHandler,
|
||||
useSharedValue,
|
||||
withRepeat,
|
||||
} from 'react-native-reanimated'
|
||||
import type { Camera, PhotoFile, TakePhotoOptions, VideoFile } from 'react-native-vision-camera'
|
||||
import { CAPTURE_BUTTON_SIZE, SCREEN_HEIGHT, SCREEN_WIDTH } from './../Constants'
|
||||
|
||||
const PAN_GESTURE_HANDLER_FAIL_X = [-SCREEN_WIDTH, SCREEN_WIDTH]
|
||||
const PAN_GESTURE_HANDLER_ACTIVE_Y = [-2, 2]
|
||||
|
||||
const START_RECORDING_DELAY = 200
|
||||
const BORDER_WIDTH = CAPTURE_BUTTON_SIZE * 0.1
|
||||
|
||||
interface Props extends ViewProps {
|
||||
camera: React.RefObject<Camera>
|
||||
onMediaCaptured: (media: PhotoFile | VideoFile, type: 'photo' | 'video') => void
|
||||
|
||||
minZoom: number
|
||||
maxZoom: number
|
||||
cameraZoom: Reanimated.SharedValue<number>
|
||||
|
||||
flash: 'off' | 'on'
|
||||
|
||||
enabled: boolean
|
||||
|
||||
setIsPressingButton: (isPressingButton: boolean) => void
|
||||
}
|
||||
|
||||
const _CaptureButton: React.FC<Props> = ({
|
||||
camera,
|
||||
onMediaCaptured,
|
||||
minZoom,
|
||||
maxZoom,
|
||||
cameraZoom,
|
||||
flash,
|
||||
enabled,
|
||||
setIsPressingButton,
|
||||
style,
|
||||
...props
|
||||
}): React.ReactElement => {
|
||||
const pressDownDate = useRef<Date | undefined>(undefined)
|
||||
const isRecording = useRef(false)
|
||||
const recordingProgress = useSharedValue(0)
|
||||
const takePhotoOptions = useMemo<TakePhotoOptions>(
|
||||
() => ({
|
||||
qualityPrioritization: 'speed',
|
||||
flash: flash,
|
||||
quality: 90,
|
||||
enableShutterSound: false,
|
||||
}),
|
||||
[flash],
|
||||
)
|
||||
const isPressingButton = useSharedValue(false)
|
||||
|
||||
//#region Camera Capture
|
||||
const takePhoto = useCallback(async () => {
|
||||
try {
|
||||
if (camera.current == null) throw new Error('Camera ref is null!')
|
||||
|
||||
console.log('Taking photo...')
|
||||
const photo = await camera.current.takePhoto(takePhotoOptions)
|
||||
onMediaCaptured(photo, 'photo')
|
||||
} catch (e) {
|
||||
console.error('Failed to take photo!', e)
|
||||
}
|
||||
}, [camera, onMediaCaptured, takePhotoOptions])
|
||||
|
||||
const onStoppedRecording = useCallback(() => {
|
||||
isRecording.current = false
|
||||
cancelAnimation(recordingProgress)
|
||||
console.log('stopped recording video!')
|
||||
}, [recordingProgress])
|
||||
const stopRecording = useCallback(async () => {
|
||||
try {
|
||||
if (camera.current == null) throw new Error('Camera ref is null!')
|
||||
|
||||
console.log('calling stopRecording()...')
|
||||
await camera.current.stopRecording()
|
||||
console.log('called stopRecording()!')
|
||||
} catch (e) {
|
||||
console.error('failed to stop recording!', e)
|
||||
}
|
||||
}, [camera])
|
||||
const startRecording = useCallback(() => {
|
||||
try {
|
||||
if (camera.current == null) throw new Error('Camera ref is null!')
|
||||
|
||||
console.log('calling startRecording()...')
|
||||
camera.current.startRecording({
|
||||
flash: flash,
|
||||
onRecordingError: (error) => {
|
||||
console.error('Recording failed!', error)
|
||||
onStoppedRecording()
|
||||
},
|
||||
onRecordingFinished: (video) => {
|
||||
console.log(`Recording successfully finished! ${video.path}`)
|
||||
onMediaCaptured(video, 'video')
|
||||
onStoppedRecording()
|
||||
},
|
||||
})
|
||||
// TODO: wait until startRecording returns to actually find out if the recording has successfully started
|
||||
console.log('called startRecording()!')
|
||||
isRecording.current = true
|
||||
} catch (e) {
|
||||
console.error('failed to start recording!', e, 'camera')
|
||||
}
|
||||
}, [camera, flash, onMediaCaptured, onStoppedRecording])
|
||||
//#endregion
|
||||
|
||||
//#region Tap handler
|
||||
const tapHandler = useRef<TapGestureHandler>()
|
||||
const onHandlerStateChanged = useCallback(
|
||||
async ({ nativeEvent: event }: TapGestureHandlerStateChangeEvent) => {
|
||||
// This is the gesture handler for the circular "shutter" button.
|
||||
// Once the finger touches the button (State.BEGAN), a photo is being taken and "capture mode" is entered. (disabled tab bar)
|
||||
// Also, we set `pressDownDate` to the time of the press down event, and start a 200ms timeout. If the `pressDownDate` hasn't changed
|
||||
// after the 200ms, the user is still holding down the "shutter" button. In that case, we start recording.
|
||||
//
|
||||
// Once the finger releases the button (State.END/FAILED/CANCELLED), we leave "capture mode" (enable tab bar) and check the `pressDownDate`,
|
||||
// if `pressDownDate` was less than 200ms ago, we know that the intention of the user is to take a photo. We check the `takePhotoPromise` if
|
||||
// there already is an ongoing (or already resolved) takePhoto() call (remember that we called takePhoto() when the user pressed down), and
|
||||
// if yes, use that. If no, we just try calling takePhoto() again
|
||||
console.debug(`state: ${Object.keys(State)[event.state]}`)
|
||||
switch (event.state) {
|
||||
case State.BEGAN: {
|
||||
// enter "recording mode"
|
||||
recordingProgress.value = 0
|
||||
isPressingButton.value = true
|
||||
const now = new Date()
|
||||
pressDownDate.current = now
|
||||
setTimeout(() => {
|
||||
if (pressDownDate.current === now) {
|
||||
// user is still pressing down after 200ms, so his intention is to create a video
|
||||
startRecording()
|
||||
}
|
||||
}, START_RECORDING_DELAY)
|
||||
setIsPressingButton(true)
|
||||
return
|
||||
}
|
||||
case State.END:
|
||||
case State.FAILED:
|
||||
case State.CANCELLED: {
|
||||
// exit "recording mode"
|
||||
try {
|
||||
if (pressDownDate.current == null) throw new Error('PressDownDate ref .current was null!')
|
||||
const now = new Date()
|
||||
const diff = now.getTime() - pressDownDate.current.getTime()
|
||||
pressDownDate.current = undefined
|
||||
if (diff < START_RECORDING_DELAY) {
|
||||
// user has released the button within 200ms, so his intention is to take a single picture.
|
||||
await takePhoto()
|
||||
} else {
|
||||
// user has held the button for more than 200ms, so he has been recording this entire time.
|
||||
await stopRecording()
|
||||
}
|
||||
} finally {
|
||||
setTimeout(() => {
|
||||
isPressingButton.value = false
|
||||
setIsPressingButton(false)
|
||||
}, 500)
|
||||
}
|
||||
return
|
||||
}
|
||||
default:
|
||||
break
|
||||
}
|
||||
},
|
||||
[isPressingButton, recordingProgress, setIsPressingButton, startRecording, stopRecording, takePhoto],
|
||||
)
|
||||
//#endregion
|
||||
//#region Pan handler
|
||||
const panHandler = useRef<PanGestureHandler>()
|
||||
const onPanGestureEvent = useAnimatedGestureHandler<PanGestureHandlerGestureEvent, { offsetY?: number; startY?: number }>({
|
||||
onStart: (event, context) => {
|
||||
context.startY = event.absoluteY
|
||||
const yForFullZoom = context.startY * 0.7
|
||||
const offsetYForFullZoom = context.startY - yForFullZoom
|
||||
|
||||
// extrapolate [0 ... 1] zoom -> [0 ... Y_FOR_FULL_ZOOM] finger position
|
||||
context.offsetY = interpolate(cameraZoom.value, [minZoom, maxZoom], [0, offsetYForFullZoom], Extrapolate.CLAMP)
|
||||
},
|
||||
onActive: (event, context) => {
|
||||
const offset = context.offsetY ?? 0
|
||||
const startY = context.startY ?? SCREEN_HEIGHT
|
||||
const yForFullZoom = startY * 0.7
|
||||
|
||||
cameraZoom.value = interpolate(event.absoluteY - offset, [yForFullZoom, startY], [maxZoom, minZoom], Extrapolate.CLAMP)
|
||||
},
|
||||
})
|
||||
//#endregion
|
||||
|
||||
const shadowStyle = useAnimatedStyle(
|
||||
() => ({
|
||||
transform: [
|
||||
{
|
||||
scale: withSpring(isPressingButton.value ? 1 : 0, {
|
||||
mass: 1,
|
||||
damping: 35,
|
||||
stiffness: 300,
|
||||
}),
|
||||
},
|
||||
],
|
||||
}),
|
||||
[isPressingButton],
|
||||
)
|
||||
const buttonStyle = useAnimatedStyle(() => {
|
||||
let scale: number
|
||||
if (enabled) {
|
||||
if (isPressingButton.value) {
|
||||
scale = withRepeat(
|
||||
withSpring(1, {
|
||||
stiffness: 100,
|
||||
damping: 1000,
|
||||
}),
|
||||
-1,
|
||||
true,
|
||||
)
|
||||
} else {
|
||||
scale = withSpring(0.9, {
|
||||
stiffness: 500,
|
||||
damping: 300,
|
||||
})
|
||||
}
|
||||
} else {
|
||||
scale = withSpring(0.6, {
|
||||
stiffness: 500,
|
||||
damping: 300,
|
||||
})
|
||||
}
|
||||
|
||||
return {
|
||||
opacity: withTiming(enabled ? 1 : 0.3, {
|
||||
duration: 100,
|
||||
easing: Easing.linear,
|
||||
}),
|
||||
transform: [
|
||||
{
|
||||
scale: scale,
|
||||
},
|
||||
],
|
||||
}
|
||||
}, [enabled, isPressingButton])
|
||||
|
||||
return (
|
||||
<TapGestureHandler
|
||||
enabled={enabled}
|
||||
ref={tapHandler}
|
||||
onHandlerStateChange={onHandlerStateChanged}
|
||||
shouldCancelWhenOutside={false}
|
||||
maxDurationMs={99999999} // <-- this prevents the TapGestureHandler from going to State.FAILED when the user moves his finger outside of the child view (to zoom)
|
||||
simultaneousHandlers={panHandler}>
|
||||
<Reanimated.View {...props} style={[buttonStyle, style]}>
|
||||
<PanGestureHandler
|
||||
enabled={enabled}
|
||||
ref={panHandler}
|
||||
failOffsetX={PAN_GESTURE_HANDLER_FAIL_X}
|
||||
activeOffsetY={PAN_GESTURE_HANDLER_ACTIVE_Y}
|
||||
onGestureEvent={onPanGestureEvent}
|
||||
simultaneousHandlers={tapHandler}>
|
||||
<Reanimated.View style={styles.flex}>
|
||||
<Reanimated.View style={[styles.shadow, shadowStyle]} />
|
||||
<View style={styles.button} />
|
||||
</Reanimated.View>
|
||||
</PanGestureHandler>
|
||||
</Reanimated.View>
|
||||
</TapGestureHandler>
|
||||
)
|
||||
}
|
||||
|
||||
export const CaptureButton = React.memo(_CaptureButton)
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
flex: {
|
||||
flex: 1,
|
||||
},
|
||||
shadow: {
|
||||
position: 'absolute',
|
||||
width: CAPTURE_BUTTON_SIZE,
|
||||
height: CAPTURE_BUTTON_SIZE,
|
||||
borderRadius: CAPTURE_BUTTON_SIZE / 2,
|
||||
backgroundColor: '#e34077',
|
||||
},
|
||||
button: {
|
||||
width: CAPTURE_BUTTON_SIZE,
|
||||
height: CAPTURE_BUTTON_SIZE,
|
||||
borderRadius: CAPTURE_BUTTON_SIZE / 2,
|
||||
borderWidth: BORDER_WIDTH,
|
||||
borderColor: 'white',
|
||||
},
|
||||
})
|
||||
@ -1,32 +0,0 @@
|
||||
import { BlurView, BlurViewProps } from '@react-native-community/blur'
|
||||
import React from 'react'
|
||||
import { Platform, StyleSheet } from 'react-native'
|
||||
import StaticSafeAreaInsets from 'react-native-static-safe-area-insets'
|
||||
|
||||
const FALLBACK_COLOR = 'rgba(140, 140, 140, 0.3)'
|
||||
|
||||
const StatusBarBlurBackgroundImpl = ({ style, ...props }: BlurViewProps): React.ReactElement | null => {
|
||||
if (Platform.OS !== 'ios') return null
|
||||
|
||||
return (
|
||||
<BlurView
|
||||
style={[styles.statusBarBackground, style]}
|
||||
blurAmount={25}
|
||||
blurType="light"
|
||||
reducedTransparencyFallbackColor={FALLBACK_COLOR}
|
||||
{...props}
|
||||
/>
|
||||
)
|
||||
}
|
||||
|
||||
export const StatusBarBlurBackground = React.memo(StatusBarBlurBackgroundImpl)
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
statusBarBackground: {
|
||||
position: 'absolute',
|
||||
top: 0,
|
||||
left: 0,
|
||||
right: 0,
|
||||
height: StaticSafeAreaInsets.safeAreaInsetsTop,
|
||||
},
|
||||
})
|
||||
Loading…
Reference in New Issue
Block a user