├── .DS_Store ├── Ducking ├── quack.mp3 ├── Assets.xcassets │ ├── Contents.json │ ├── Duck.imageset │ │ ├── Image.png │ │ └── Contents.json │ ├── AccentColor.colorset │ │ └── Contents.json │ └── AppIcon.appiconset │ │ └── Contents.json ├── Info.plist ├── AppDelegate.swift ├── Base.lproj │ ├── LaunchScreen.storyboard │ └── Main.storyboard ├── SceneDelegate.swift └── ViewController.swift ├── README.md ├── Ducking.xcodeproj ├── project.xcworkspace │ ├── contents.xcworkspacedata │ └── xcshareddata │ │ └── IDEWorkspaceChecks.plist └── project.pbxproj ├── LICENSE └── .gitignore /.DS_Store: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tylerhall/ducking/main/.DS_Store -------------------------------------------------------------------------------- /Ducking/quack.mp3: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tylerhall/ducking/main/Ducking/quack.mp3 -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # ducking 2 | 3 | [Read this](https://tyler.io/augmented-reality-ducks/) 4 | -------------------------------------------------------------------------------- /Ducking/Assets.xcassets/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "info" : { 3 | "author" : "xcode", 4 | "version" : 1 5 | } 6 | } 7 | -------------------------------------------------------------------------------- /Ducking/Assets.xcassets/Duck.imageset/Image.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tylerhall/ducking/main/Ducking/Assets.xcassets/Duck.imageset/Image.png -------------------------------------------------------------------------------- /Ducking.xcodeproj/project.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /Ducking/Assets.xcassets/AccentColor.colorset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "colors" : [ 3 | { 4 | "idiom" : "universal" 5 | } 6 | ], 7 | "info" : { 8 | "author" : "xcode", 9 | "version" : 1 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /Ducking.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | IDEDidComputeMac32BitWarning 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /Ducking/Assets.xcassets/Duck.imageset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "filename" : "Image.png", 5 | "idiom" : "universal", 6 | "scale" : "1x" 7 | }, 8 | { 9 | "idiom" : "universal", 10 | "scale" : "2x" 11 | }, 12 | { 13 | "idiom" : "universal", 14 | "scale" : "3x" 15 | } 16 | ], 17 | "info" : { 18 | "author" : "xcode", 19 | "version" : 1 20 | } 21 | } 22 | -------------------------------------------------------------------------------- /Ducking/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | UIApplicationSceneManifest 6 | 7 | UIApplicationSupportsMultipleScenes 8 | 9 | UISceneConfigurations 10 | 11 | UIWindowSceneSessionRoleApplication 12 | 13 | 14 | UISceneConfigurationName 15 | Default Configuration 16 | UISceneDelegateClassName 17 | $(PRODUCT_MODULE_NAME).SceneDelegate 18 | UISceneStoryboardFile 19 | Main 20 | 21 | 22 | 23 | 24 | NSCameraUsageDescription 25 | This app uses the camera to filter visual profanity. 26 | 27 | 28 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2021 Tyler Hall 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /Ducking/AppDelegate.swift: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.swift 3 | // Ducking 4 | // 5 | // Created by Tyler Hall on 9/29/21. 6 | // 7 | 8 | import UIKit 9 | 10 | @main 11 | class AppDelegate: UIResponder, UIApplicationDelegate { 12 | 13 | 14 | 15 | func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool { 16 | // Override point for customization after application launch. 17 | return true 18 | } 19 | 20 | // MARK: UISceneSession Lifecycle 21 | 22 | func application(_ application: UIApplication, configurationForConnecting connectingSceneSession: UISceneSession, options: UIScene.ConnectionOptions) -> UISceneConfiguration { 23 | // Called when a new scene session is being created. 24 | // Use this method to select a configuration to create the new scene with. 25 | return UISceneConfiguration(name: "Default Configuration", sessionRole: connectingSceneSession.role) 26 | } 27 | 28 | func application(_ application: UIApplication, didDiscardSceneSessions sceneSessions: Set) { 29 | // Called when the user discards a scene session. 30 | // If any sessions were discarded while the application was not running, this will be called shortly after application:didFinishLaunchingWithOptions. 31 | // Use this method to release any resources that were specific to the discarded scenes, as they will not return. 32 | } 33 | 34 | 35 | } 36 | 37 | -------------------------------------------------------------------------------- /Ducking/Base.lproj/LaunchScreen.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /Ducking/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "iphone", 5 | "scale" : "2x", 6 | "size" : "20x20" 7 | }, 8 | { 9 | "idiom" : "iphone", 10 | "scale" : "3x", 11 | "size" : "20x20" 12 | }, 13 | { 14 | "idiom" : "iphone", 15 | "scale" : "2x", 16 | "size" : "29x29" 17 | }, 18 | { 19 | "idiom" : "iphone", 20 | "scale" : "3x", 21 | "size" : "29x29" 22 | }, 23 | { 24 | "idiom" : "iphone", 25 | "scale" : "2x", 26 | "size" : "40x40" 27 | }, 28 | { 29 | "idiom" : "iphone", 30 | "scale" : "3x", 31 | "size" : "40x40" 32 | }, 33 | { 34 | "idiom" : "iphone", 35 | "scale" : "2x", 36 | "size" : "60x60" 37 | }, 38 | { 39 | "idiom" : "iphone", 40 | "scale" : "3x", 41 | "size" : "60x60" 42 | }, 43 | { 44 | "idiom" : "ipad", 45 | "scale" : "1x", 46 | "size" : "20x20" 47 | }, 48 | { 49 | "idiom" : "ipad", 50 | "scale" : "2x", 51 | "size" : "20x20" 52 | }, 53 | { 54 | "idiom" : "ipad", 55 | "scale" : "1x", 56 | "size" : "29x29" 57 | }, 58 | { 59 | "idiom" : "ipad", 60 | "scale" : "2x", 61 | "size" : "29x29" 62 | }, 63 | { 64 | "idiom" : "ipad", 65 | "scale" : "1x", 66 | "size" : "40x40" 67 | }, 68 | { 69 | "idiom" : "ipad", 70 | "scale" : "2x", 71 | "size" : "40x40" 72 | }, 73 | { 74 | "idiom" : "ipad", 75 | "scale" : "1x", 76 | "size" : "76x76" 77 | }, 78 | { 79 | "idiom" : "ipad", 80 | "scale" : "2x", 81 | "size" : "76x76" 82 | }, 83 | { 84 | "idiom" : "ipad", 85 | "scale" : "2x", 86 | "size" : "83.5x83.5" 87 | }, 88 | { 89 | "idiom" : "ios-marketing", 90 | "scale" : "1x", 91 | "size" : "1024x1024" 92 | } 93 | ], 94 | "info" : { 95 | "author" : "xcode", 96 | "version" : 1 97 | } 98 | } 99 | -------------------------------------------------------------------------------- /Ducking/SceneDelegate.swift: -------------------------------------------------------------------------------- 1 | // 2 | // SceneDelegate.swift 3 | // Ducking 4 | // 5 | // Created by Tyler Hall on 9/29/21. 6 | // 7 | 8 | import UIKit 9 | 10 | class SceneDelegate: UIResponder, UIWindowSceneDelegate { 11 | 12 | var window: UIWindow? 13 | 14 | 15 | func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) { 16 | // Use this method to optionally configure and attach the UIWindow `window` to the provided UIWindowScene `scene`. 17 | // If using a storyboard, the `window` property will automatically be initialized and attached to the scene. 18 | // This delegate does not imply the connecting scene or session are new (see `application:configurationForConnectingSceneSession` instead). 19 | guard let _ = (scene as? UIWindowScene) else { return } 20 | } 21 | 22 | func sceneDidDisconnect(_ scene: UIScene) { 23 | // Called as the scene is being released by the system. 24 | // This occurs shortly after the scene enters the background, or when its session is discarded. 25 | // Release any resources associated with this scene that can be re-created the next time the scene connects. 26 | // The scene may re-connect later, as its session was not necessarily discarded (see `application:didDiscardSceneSessions` instead). 27 | } 28 | 29 | func sceneDidBecomeActive(_ scene: UIScene) { 30 | // Called when the scene has moved from an inactive state to an active state. 31 | // Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive. 32 | } 33 | 34 | func sceneWillResignActive(_ scene: UIScene) { 35 | // Called when the scene will move from an active state to an inactive state. 36 | // This may occur due to temporary interruptions (ex. an incoming phone call). 37 | } 38 | 39 | func sceneWillEnterForeground(_ scene: UIScene) { 40 | // Called as the scene transitions from the background to the foreground. 41 | // Use this method to undo the changes made on entering the background. 42 | } 43 | 44 | func sceneDidEnterBackground(_ scene: UIScene) { 45 | // Called as the scene transitions from the foreground to the background. 46 | // Use this method to save data, release shared resources, and store enough scene-specific state information 47 | // to restore the scene back to its current state. 48 | } 49 | 50 | 51 | } 52 | 53 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Xcode 2 | # 3 | # gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore 4 | 5 | ## User settings 6 | xcuserdata/ 7 | 8 | ## compatibility with Xcode 8 and earlier (ignoring not required starting Xcode 9) 9 | *.xcscmblueprint 10 | *.xccheckout 11 | 12 | ## compatibility with Xcode 3 and earlier (ignoring not required starting Xcode 4) 13 | build/ 14 | DerivedData/ 15 | *.moved-aside 16 | *.pbxuser 17 | !default.pbxuser 18 | *.mode1v3 19 | !default.mode1v3 20 | *.mode2v3 21 | !default.mode2v3 22 | *.perspectivev3 23 | !default.perspectivev3 24 | 25 | ## Obj-C/Swift specific 26 | *.hmap 27 | 28 | ## App packaging 29 | *.ipa 30 | *.dSYM.zip 31 | *.dSYM 32 | 33 | ## Playgrounds 34 | timeline.xctimeline 35 | playground.xcworkspace 36 | 37 | # Swift Package Manager 38 | # 39 | # Add this line if you want to avoid checking in source code from Swift Package Manager dependencies. 40 | # Packages/ 41 | # Package.pins 42 | # Package.resolved 43 | # *.xcodeproj 44 | # 45 | # Xcode automatically generates this directory with a .xcworkspacedata file and xcuserdata 46 | # hence it is not needed unless you have added a package configuration file to your project 47 | # .swiftpm 48 | 49 | .build/ 50 | 51 | # CocoaPods 52 | # 53 | # We recommend against adding the Pods directory to your .gitignore. However 54 | # you should judge for yourself, the pros and cons are mentioned at: 55 | # https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control 56 | # 57 | # Pods/ 58 | # 59 | # Add this line if you want to avoid checking in source code from the Xcode workspace 60 | # *.xcworkspace 61 | 62 | # Carthage 63 | # 64 | # Add this line if you want to avoid checking in source code from Carthage dependencies. 65 | # Carthage/Checkouts 66 | 67 | Carthage/Build/ 68 | 69 | # Accio dependency management 70 | Dependencies/ 71 | .accio/ 72 | 73 | # fastlane 74 | # 75 | # It is recommended to not store the screenshots in the git repo. 76 | # Instead, use fastlane to re-generate the screenshots whenever they are needed. 77 | # For more information about the recommended setup visit: 78 | # https://docs.fastlane.tools/best-practices/source-control/#source-control 79 | 80 | fastlane/report.xml 81 | fastlane/Preview.html 82 | fastlane/screenshots/**/*.png 83 | fastlane/test_output 84 | 85 | # Code Injection 86 | # 87 | # After new code Injection tools there's a generated folder /iOSInjectionProject 88 | # https://github.com/johnno1962/injectionforxcode 89 | 90 | iOSInjectionProject/ 91 | -------------------------------------------------------------------------------- /Ducking/Base.lproj/Main.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | -------------------------------------------------------------------------------- /Ducking/ViewController.swift: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.swift 3 | // Ducking 4 | // 5 | // Created by Tyler Hall on 9/29/21. 6 | // 7 | 8 | import UIKit 9 | import ARKit 10 | import Vision 11 | 12 | class ViewController: UIViewController { 13 | 14 | @IBOutlet weak var sceneView: ARSCNView! 15 | @IBOutlet weak var duckView: DuckView! 16 | 17 | let config = ARWorldTrackingConfiguration() 18 | var coachingOverlay = ARCoachingOverlayView() 19 | 20 | var isRecognizing = false 21 | 22 | var missingCount = 0 23 | 24 | override func viewDidLoad() { 25 | super.viewDidLoad() 26 | 27 | sceneView.session.run(config, options: []) 28 | sceneView.session.delegate = self 29 | sceneView.delegate = self 30 | sceneView.autoenablesDefaultLighting = true 31 | } 32 | } 33 | 34 | extension ViewController: ARSessionDelegate { 35 | 36 | } 37 | 38 | extension ViewController: ARSCNViewDelegate { 39 | 40 | func session(_ session: ARSession, didUpdate frame: ARFrame) { 41 | 42 | func nope() { 43 | isRecognizing = false 44 | } 45 | 46 | guard !isRecognizing else { return } 47 | isRecognizing = true 48 | 49 | guard let cvPixelBuffer = sceneView.session.currentFrame?.capturedImage else { nope(); return } 50 | 51 | let width = self.sceneView.bounds.size.width 52 | let height = self.sceneView.bounds.size.height 53 | 54 | DispatchQueue.global(qos: .userInteractive).async { [weak self] in 55 | guard let self = self else { return } 56 | 57 | var info = CMSampleTimingInfo() 58 | info.presentationTimeStamp = CMTime.zero 59 | info.duration = CMTime.invalid 60 | info.decodeTimeStamp = CMTime.invalid 61 | 62 | var formatDesc: CMFormatDescription? = nil 63 | CMVideoFormatDescriptionCreateForImageBuffer(allocator: kCFAllocatorDefault, imageBuffer: cvPixelBuffer, formatDescriptionOut: &formatDesc) 64 | var sampleBuffer: CMSampleBuffer? = nil 65 | 66 | CMSampleBufferCreateReadyWithImageBuffer(allocator: kCFAllocatorDefault, imageBuffer: cvPixelBuffer, formatDescription: formatDesc!, sampleTiming: &info, sampleBufferOut: &sampleBuffer) 67 | 68 | guard let sampleBuffer = sampleBuffer else { nope(); return } 69 | 70 | let handler = VNImageRequestHandler(cmSampleBuffer: sampleBuffer, orientation: .right, options: [:]) 71 | 72 | let handPoseRequest = VNDetectHumanHandPoseRequest() 73 | handPoseRequest.maximumHandCount = 2 74 | 75 | try? handler.perform([handPoseRequest]) 76 | 77 | var points = [CGPoint]() 78 | for observation in (handPoseRequest.results ?? []) { 79 | guard let middlePoints = try? observation.recognizedPoints(.middleFinger) else { continue } 80 | guard let indexPoints = try? observation.recognizedPoints(.indexFinger) else { continue } 81 | 82 | guard let middleTipY = middlePoints[.middleTip]?.location.y else { continue } 83 | guard let middlePipY = middlePoints[.middlePIP]?.location.y else { continue } 84 | 85 | guard let indexTipY = indexPoints[.indexTip]?.location.y else { continue } 86 | guard let indexPipY = indexPoints[.indexPIP]?.location.y else { continue } 87 | 88 | let a = (middlePipY < middleTipY) 89 | let b = (indexPipY < indexTipY) 90 | 91 | guard a != b else { continue } 92 | 93 | guard let middleTipX = middlePoints[.middleTip]?.location.x else { continue } 94 | 95 | let vx = CGFloat(width) * middleTipX 96 | let vy = CGFloat(height) * (1 - middleTipY) 97 | 98 | points.append(CGPoint(x: vx, y: vy)) 99 | } 100 | 101 | DispatchQueue.main.async { [weak self] in 102 | self?.duckView.setDuck1(point: points[safe: 0]) 103 | self?.duckView.setDuck2(point: points[safe: 1]) 104 | self?.isRecognizing = false 105 | } 106 | } 107 | } 108 | } 109 | 110 | class DuckView: UIView { 111 | 112 | let size: CGFloat = 200 113 | 114 | let duck1 = UIImageView(image: UIImage(named: "Duck")) 115 | let duck2 = UIImageView(image: UIImage(named: "Duck")) 116 | 117 | var duck1Timer: Timer? 118 | var duck2Timer: Timer? 119 | 120 | var player: AVAudioPlayer? 121 | 122 | required init?(coder: NSCoder) { 123 | super.init(coder: coder) 124 | backgroundColor = .clear 125 | 126 | duck1.isHidden = true 127 | duck2.isHidden = true 128 | 129 | addSubview(duck1) 130 | addSubview(duck2) 131 | 132 | player = try? AVAudioPlayer(contentsOf: Bundle.main.url(forResource: "quack", withExtension: "mp3")!) 133 | player?.prepareToPlay() 134 | } 135 | 136 | func setDuck1(point: CGPoint?) { 137 | if let point = point { 138 | duck1Timer?.invalidate() 139 | duck1Timer = nil 140 | 141 | duck1.frame = CGRect(x: point.x - (size / 2), y: point.y - (size / 2), width: size, height: size) 142 | 143 | if duck1.isHidden { 144 | player?.play() 145 | } 146 | 147 | duck1.isHidden = false 148 | } else { 149 | if duck1Timer == nil { 150 | duck1Timer = Timer.scheduledTimer(withTimeInterval: 0.3, repeats: false, block: { [weak self] _ in 151 | self?.duck1.isHidden = true 152 | }) 153 | } 154 | } 155 | } 156 | 157 | func setDuck2(point: CGPoint?) { 158 | if let point = point { 159 | duck2Timer?.invalidate() 160 | duck2Timer = nil 161 | 162 | duck2.frame = CGRect(x: point.x - (size / 2), y: point.y - (size / 2), width: size, height: size) 163 | 164 | if duck2.isHidden { 165 | player?.play() 166 | } 167 | 168 | duck2.isHidden = false 169 | } else { 170 | if duck2Timer == nil { 171 | duck2Timer = Timer.scheduledTimer(withTimeInterval: 0.3, repeats: false, block: { [weak self] _ in 172 | self?.duck2.isHidden = true 173 | }) 174 | } 175 | } 176 | } 177 | } 178 | 179 | extension Collection { 180 | subscript (safe index: Index) -> Element? { 181 | return indices.contains(index) ? self[index] : nil 182 | } 183 | } 184 | -------------------------------------------------------------------------------- /Ducking.xcodeproj/project.pbxproj: -------------------------------------------------------------------------------- 1 | // !$*UTF8*$! 2 | { 3 | archiveVersion = 1; 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