Add PiP for iOS

Model/Player/Backends/AVPlayerBackend.swift

@@ -36,8 +36,9 @@ final class AVPlayerBackend: PlayerBackend {
     }
 
     private(set) var avPlayer = AVPlayer()
-
     var controller: AppleAVPlayerViewController?
+    var enterPiPOnPlay = false
+    var switchToMPVOnPipClose = false
 
     private var asset: AVURLAsset?
     private var composition = AVMutableComposition()
@@ -535,13 +536,26 @@ final class AVPlayerBackend: PlayerBackend {
             }
 
             if player.timeControlStatus != .waitingToPlayAtSpecifiedRate {
+                if let controller = self.model.pipController {
+                    if controller.isPictureInPicturePossible {
+                        if self.enterPiPOnPlay {
+                            self.enterPiPOnPlay = false
+                            DispatchQueue.main.async { [weak self] in
+                                self?.model.pipController?.startPictureInPicture()
+                            }
+                        }
+                    }
+                }
+
                 DispatchQueue.main.async { [weak self] in
                     self?.model.objectWillChange.send()
                 }
             }
 
-            if player.timeControlStatus == .playing, player.rate != self.model.currentRate {
+            if player.timeControlStatus == .playing {
-                player.rate = self.model.currentRate
+                if player.rate != self.model.currentRate {
+                    player.rate = self.model.currentRate
+                }
             }
 
             #if os(macOS)

Model/Player/Backends/MPVBackend.swift

@@ -41,7 +41,9 @@ final class MPVBackend: PlayerBackend {
         updateControlsIsPlaying()
 
         #if !os(macOS)
-            UIApplication.shared.isIdleTimerDisabled = model.presentingPlayer && isPlaying
+            DispatchQueue.main.async {
+                UIApplication.shared.isIdleTimerDisabled = self.model.presentingPlayer && self.isPlaying
+            }
         #endif
     }}
     var playerItemDuration: CMTime?

Model/Player/PiPDelegate.swift

@@ -0,0 +1,35 @@
+import AVKit
+import Foundation
+
+final class PiPDelegate: NSObject, AVPictureInPictureControllerDelegate {
+    var player: PlayerModel!
+
+    func pictureInPictureController(
+        _: AVPictureInPictureController,
+        failedToStartPictureInPictureWithError error: Error
+    ) {
+        print(error.localizedDescription)
+    }
+
+    func pictureInPictureControllerWillStartPictureInPicture(_: AVPictureInPictureController) {}
+
+    func pictureInPictureControllerDidStartPictureInPicture(_: AVPictureInPictureController) {}
+
+    func pictureInPictureControllerDidStopPictureInPicture(_: AVPictureInPictureController) {
+        if player?.avPlayerBackend.switchToMPVOnPipClose ?? false {
+            DispatchQueue.main.async { [weak player] in
+                player?.avPlayerBackend.switchToMPVOnPipClose = false
+                player?.saveTime { [weak player] in
+                    player?.changeActiveBackend(from: .appleAVPlayer, to: .mpv)
+                }
+            }
+        }
+    }
+
+    func pictureInPictureControllerWillStopPictureInPicture(_: AVPictureInPictureController) {}
+
+    func pictureInPictureController(
+        _: AVPictureInPictureController,
+        restoreUserInterfaceForPictureInPictureStopWithCompletionHandler _: @escaping (Bool) -> Void
+    ) {}
+}

Model/Player/PlayerModel.swift

@@ -83,6 +83,8 @@ final class PlayerModel: ObservableObject {
     var context: NSManagedObjectContext = PersistenceController.shared.container.viewContext
 
     @Published var playingInPictureInPicture = false
+    var pipController: AVPictureInPictureController?
+    var pipDelegate = PiPDelegate()
 
     @Published var presentingErrorDetails = false
     var playerError: Error? { didSet {
@@ -102,6 +104,9 @@ final class PlayerModel: ObservableObject {
     #endif
 
     private var currentArtwork: MPMediaItemArtwork?
+    #if !os(macOS)
+        var playerLayerView: PlayerLayerView!
+    #endif
 
     init(accounts: AccountsModel? = nil, comments: CommentsModel? = nil, controls: PlayerControlsModel? = nil) {
         self.accounts = accounts ?? AccountsModel()

Shared/Player/AppleAVPlayerView.swift

@@ -1,25 +1,14 @@
+import AVKit
 import Defaults
 import SwiftUI
 
-struct AppleAVPlayerView: UIViewControllerRepresentable {
+struct AppleAVPlayerView: UIViewRepresentable {
-    @EnvironmentObject<CommentsModel> private var comments
-    @EnvironmentObject<NavigationModel> private var navigation
     @EnvironmentObject<PlayerModel> private var player
-    @EnvironmentObject<SubscriptionsModel> private var subscriptions
 
-    func makeUIViewController(context _: Context) -> UIViewController {
+    func makeUIView(context _: Context) -> some UIView {
-        let controller = AppleAVPlayerViewController()
+        player.playerLayerView = PlayerLayerView(frame: .zero)
-
+        return player.playerLayerView
-        controller.commentsModel = comments
-        controller.navigationModel = navigation
-        controller.playerModel = player
-        controller.subscriptionsModel = subscriptions
-        player.avPlayerBackend.controller = controller
-
-        return controller
     }
 
-    func updateUIViewController(_: UIViewController, context _: Context) {
+    func updateUIView(_: UIViewType, context _: Context) {}
-        player.rebuildTVMenu()
-    }
 }

Shared/Player/Controls/PlayerControls.swift

@@ -173,6 +173,9 @@ struct PlayerControls: View {
         HStack {
             #if !os(tvOS)
                 fullscreenButton
+                #if os(iOS)
+                    pipButton
+                #endif
                 rateButton
 
                 Spacer()
@@ -235,6 +238,26 @@ struct PlayerControls: View {
         .init(get: { player.currentRate }, set: { rate in player.currentRate = rate })
     }
 
+    private var pipButton: some View {
+        button("PiP", systemImage: "pip") {
+            if player.activeBackend == .mpv {
+                player.avPlayerBackend.switchToMPVOnPipClose = true
+            }
+
+            if player.activeBackend != PlayerBackendType.appleAVPlayer {
+                player.saveTime {
+                    player.changeActiveBackend(from: .mpv, to: .appleAVPlayer)
+                }
+            }
+
+            DispatchQueue.main.asyncAfter(deadline: .now() + 0.2) {
+                print(player.pipController?.isPictureInPicturePossible ?? false ? "possible" : "NOT possible")
+                player.avPlayerBackend.enterPiPOnPlay = true
+                player.pipController?.startPictureInPicture()
+            }
+        }
+    }
+
     var mediumButtonsBar: some View {
         HStack {
             #if !os(tvOS)

Shared/Player/PlayerLayerView.swift

@@ -0,0 +1,23 @@
+import AVFoundation
+import Foundation
+import UIKit
+
+final class PlayerLayerView: UIView {
+    var playerLayer = AVPlayerLayer()
+
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+
+        layer.addSublayer(playerLayer)
+    }
+
+    @available(*, unavailable)
+    required init?(coder _: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        playerLayer.frame = bounds
+    }
+}

Shared/Player/VideoPlayerView.swift

@@ -226,6 +226,17 @@ struct VideoPlayerView: View {
                     })
             case .appleAVPlayer:
                 player.avPlayerView
+                #if os(iOS)
+                    .onAppear {
+                        player.pipController = .init(playerLayer: player.playerLayerView.playerLayer)
+                        let pipDelegate = PiPDelegate()
+                        pipDelegate.player = player
+
+                        player.pipDelegate = pipDelegate
+                        player.pipController!.delegate = pipDelegate
+                        player.playerLayerView.playerLayer.player = player.avPlayerBackend.avPlayer
+                    }
+                #endif
             }
 
             #if !os(tvOS)

Yattee.xcodeproj/project.pbxproj

@@ -190,6 +190,11 @@
 		372915E62687E3B900F5A35B /* Defaults.swift in Sources */ = {isa = PBXBuildFile; fileRef = 372915E52687E3B900F5A35B /* Defaults.swift */; };
 		372915E72687E3B900F5A35B /* Defaults.swift in Sources */ = {isa = PBXBuildFile; fileRef = 372915E52687E3B900F5A35B /* Defaults.swift */; };
 		372915E82687E3B900F5A35B /* Defaults.swift in Sources */ = {isa = PBXBuildFile; fileRef = 372915E52687E3B900F5A35B /* Defaults.swift */; };
+		372D85DE283841B800FF3C7D /* PiPDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373031F428383A89000CFD59 /* PiPDelegate.swift */; };
+		372D85DF283842EC00FF3C7D /* PiPDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373031F428383A89000CFD59 /* PiPDelegate.swift */; };
+		372D85E0283842EE00FF3C7D /* PlayerLayerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373031F22838388A000CFD59 /* PlayerLayerView.swift */; };
+		373031F32838388A000CFD59 /* PlayerLayerView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373031F22838388A000CFD59 /* PlayerLayerView.swift */; };
+		373031F528383A89000CFD59 /* PiPDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373031F428383A89000CFD59 /* PiPDelegate.swift */; };
 		3730D8A02712E2B70020ED53 /* NowPlayingView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3730D89F2712E2B70020ED53 /* NowPlayingView.swift */; };
 		3730F75A2733481E00F385FC /* RelatedView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373197D82732015300EF734F /* RelatedView.swift */; };
 		373197D92732015300EF734F /* RelatedView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 373197D82732015300EF734F /* RelatedView.swift */; };
@@ -864,6 +869,8 @@
 		3727B74927872A920021C15E /* VisualEffectBlur-iOS.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "VisualEffectBlur-iOS.swift"; sourceTree = "<group>"; };
 		3729037D2739E47400EA99F6 /* MenuCommands.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MenuCommands.swift; sourceTree = "<group>"; };
 		372915E52687E3B900F5A35B /* Defaults.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Defaults.swift; sourceTree = "<group>"; };
+		373031F22838388A000CFD59 /* PlayerLayerView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PlayerLayerView.swift; sourceTree = "<group>"; };
+		373031F428383A89000CFD59 /* PiPDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PiPDelegate.swift; sourceTree = "<group>"; };
 		3730D89F2712E2B70020ED53 /* NowPlayingView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NowPlayingView.swift; sourceTree = "<group>"; };
 		373197D82732015300EF734F /* RelatedView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RelatedView.swift; sourceTree = "<group>"; };
 		37319F0427103F94004ECCD0 /* PlayerQueue.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PlayerQueue.swift; sourceTree = "<group>"; };
@@ -1351,6 +1358,7 @@
 				37BE0BCE26A0E2D50092E2DB /* VideoPlayerView.swift */,
 				37E8B0EB27B326C00024006F /* TimelineView.swift */,
 				37F9619A27BD89E000058149 /* TapRecognizerViewModifier.swift */,
+				373031F22838388A000CFD59 /* PlayerLayerView.swift */,
 			);
 			path = Player;
 			sourceTree = "<group>";
@@ -1439,6 +1447,7 @@
 			isa = PBXGroup;
 			children = (
 				37EBD8C227AF0D7C00F1C24B /* Backends */,
+				373031F428383A89000CFD59 /* PiPDelegate.swift */,
 				37B767DA2677C3CA0098BAA8 /* PlayerModel.swift */,
 				37319F0427103F94004ECCD0 /* PlayerQueue.swift */,
 				37CC3F44270CE30600608308 /* PlayerQueueItem.swift */,
@@ -2548,6 +2557,7 @@
 				37EF9A76275BEB8E0043B585 /* CommentView.swift in Sources */,
 				373C8FE4275B955100CB5936 /* CommentsPage.swift in Sources */,
 				3700155B271B0D4D0049C794 /* PipedAPI.swift in Sources */,
+				373031F32838388A000CFD59 /* PlayerLayerView.swift in Sources */,
 				37B044B726F7AB9000E1419D /* SettingsView.swift in Sources */,
 				377FC7E3267A084A00A6BBAF /* VideoCell.swift in Sources */,
 				37C3A251272366440087A57A /* ChannelPlaylistView.swift in Sources */,
@@ -2600,6 +2610,7 @@
 				3788AC2726F6840700F6BAA9 /* FavoriteItemView.swift in Sources */,
 				375DFB5826F9DA010013F468 /* InstancesModel.swift in Sources */,
 				3751BA8327E6914F007B1A60 /* ReturnYouTubeDislikeAPI.swift in Sources */,
+				373031F528383A89000CFD59 /* PiPDelegate.swift in Sources */,
 				37DD9DC62785D63A00539416 /* UIResponder+Extensions.swift in Sources */,
 				37C3A24927235FAA0087A57A /* ChannelPlaylistCell.swift in Sources */,
 				373CFACB26966264003CB2C6 /* SearchQuery.swift in Sources */,
@@ -2758,6 +2769,7 @@
 				37A9965F26D6F9B9006E3224 /* FavoritesView.swift in Sources */,
 				37F4AE7326828F0900BD60EA /* VerticalCells.swift in Sources */,
 				37001560271B12DD0049C794 /* SiestaConfiguration.swift in Sources */,
+				372D85DE283841B800FF3C7D /* PiPDelegate.swift in Sources */,
 				37B81AFD26D2C9C900675966 /* VideoDetailsPaddingModifier.swift in Sources */,
 				37C0697F2725C8D400F7F6CB /* CMTime+DefaultTimescale.swift in Sources */,
 				37A9965B26D6F8CA006E3224 /* HorizontalCells.swift in Sources */,
@@ -3000,6 +3012,8 @@
 				37B17DA0268A1F89006AEE9B /* VideoContextMenuView.swift in Sources */,
 				37BE0BD726A1D4A90092E2DB /* AppleAVPlayerViewController.swift in Sources */,
 				37484C3326FCB8F900287258 /* AccountValidator.swift in Sources */,
+				372D85DF283842EC00FF3C7D /* PiPDelegate.swift in Sources */,
+				372D85E0283842EE00FF3C7D /* PlayerLayerView.swift in Sources */,
 				37CEE4C32677B697005A1EFE /* Stream.swift in Sources */,
 				37F64FE626FE70A60081B69E /* RedrawOnModifier.swift in Sources */,
 				37B2631C2735EAAB00FE0D40 /* FavoriteResourceObserver.swift in Sources */,