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video wallpapers

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leminlimez committed 2025-06-08 18:58:46 -04:00
1 parent 35e58b88eb
commit aaf5051eeb
11 files changed
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Pocket Poster/Controllers/PosterBoardManager.swift
+10 -1
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@@ -161,9 +161,18 @@ class PosterBoardManager: ObservableObject {
}
}
func applyTendies(appHash: String) throws {
func applyTendies(appHash: String, videoURL: URL?) throws {
// organize the descriptors into their respective extensions
var extList: [String: [URL]] = [:]
// create the video first
if let videoURL = videoURL {
do {
let newVideo = try VideoHandler.createCaml(from: videoURL, autoReverses: false)
extList["com.apple.WallpaperKit.CollectionsPoster"] = [newVideo]
} catch {
print(error.localizedDescription)
}
}
for url in selectedTendies {
let unzippedDir = try unzipFile(at: url)
guard let descriptors = try getDescriptorsFromTendie(unzippedDir) else { continue } // TODO: Add error handling
Pocket Poster/Controllers/VideoHandler.swift
+224
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@@ -0,0 +1,224 @@
//
// VideoHandler.swift
// Pocket Poster
//
// Created by lemin on 6/8/25.
//
import Foundation
import AVFoundation
import UIKit
extension CGImage {
var png: Data? {
guard let mutableData = CFDataCreateMutable(nil, 0),
let destination = CGImageDestinationCreateWithData(mutableData, "public.png" as CFString, 1, nil) else { return nil }
CGImageDestinationAddImage(destination, self, nil)
guard CGImageDestinationFinalize(destination) else { return nil }
return mutableData as Data
}
var jpg: Data? {
let uiimg = UIImage(cgImage: self)
return uiimg.jpegData(compressionQuality: 0.7)
}
}
class VideoHandler {
static func createCaml(from url: URL, autoReverses: Bool) throws -> URL {
// copy the resources
let descrURL = SymHandler.getDocumentsDirectory().appendingPathComponent(UUID().uuidString, conformingTo: .directory)
try FileManager.default.createDirectory(at: descrURL, withIntermediateDirectories: false)
print("pre resource")
guard let rc = Bundle.main.url(forResource: "VideoCAML", withExtension: nil) else { throw URLError(.fileDoesNotExist) }
print("post resource")
try FileManager.default.copyItem(at: rc, to: descrURL.appendingPathComponent("videoCAML"))
print("post copy")
let coreAnimDir = descrURL.appending(path: "videoCAML/versions/1/contents/9183.Custom-810w-1080h@2x~ipad.wallpaper/9183.Custom_Background-810w-1080h@2x~ipad.ca")
let assetsFolder = coreAnimDir.appendingPathComponent("assets", conformingTo: .directory)
if !FileManager.default.fileExists(atPath: assetsFolder.path()) {
try FileManager.default.createDirectory(at: assetsFolder, withIntermediateDirectories: true)
}
// load the video
let asset = AVURLAsset(url: url)
let assetImageGenerator = AVAssetImageGenerator(asset: asset)
assetImageGenerator.appliesPreferredTrackTransform = true
assetImageGenerator.apertureMode = AVAssetImageGenerator.ApertureMode.encodedPixels
// create the caml
guard let track = asset.tracks(withMediaType: .video).first else {
print("Failed to get video track")
throw AVError(.decodeFailed)
}
let size = track.naturalSize.applying(track.preferredTransform)
let width = Int(size.width)
let height = Int(size.height)
let fps = track.nominalFrameRate
let duration = CMTimeGetSeconds(asset.duration)
let totalFrames = Int(fps * Float(duration))
let animDur = Double(totalFrames) / Double(fps)
var camlData = """
<?xml version="1.0" encoding="UTF-8"?>
<caml xmlns="http://www.apple.com/CoreAnimation/1.0">
<CALayer allowsEdgeAntialiasing="1" allowsGroupOpacity="1" bounds="0 0 \(width) \(height)" contentsFormat="RGBA8" cornerCurve="circular" hidden="0" name="_FLOATING" position="\(Int(width/2)) \(Int(height/2))">
<sublayers>
<CATransformLayer allowsEdgeAntialiasing="1" allowsGroupOpacity="1" allowsHitTesting="1" bounds="0 0 \(width) \(height)" contentsFormat="RGBA8" cornerCurve="circular" name="Chip" position="\(Int(width/2)) \(Int(height/2))">
<sublayers>
<CALayer allowsEdgeAntialiasing="1" allowsGroupOpacity="1" bounds="0 0 \(width) \(height)" contentsFormat="RGBA8" cornerCurve="circular" name="CALayer1" position="\(Int(width/2)) \(Int(height/2))">
<contents type="CGImage" src="assets/0.jpg"/>
<animations>
<animation type="CAKeyframeAnimation" calculationMode="linear" keyPath="contents" beginTime="1e-100" duration="\(animDur)" removedOnCompletion="0" repeatCount="inf" repeatDuration="0" speed="1" timeOffset="0" autoreverses="\(autoReverses ? 1 : 0)">
<values>\n
"""
// go through every frame and add it to the caml
do {
let reader = try AVAssetReader(asset: asset)
let readerOutputSettings: [String: Any] = [
kCVPixelBufferPixelFormatTypeKey as String: Int(kCVPixelFormatType_32BGRA)
]
let readerOutput = AVAssetReaderTrackOutput(track: track, outputSettings: readerOutputSettings)
reader.add(readerOutput)
reader.startReading()
var frameCount = 0
while let sampleBuffer = readerOutput.copyNextSampleBuffer(),
let imageBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) {
let ciImage = CIImage(cvPixelBuffer: imageBuffer)
let context = CIContext()
if let cgImage = context.createCGImage(ciImage, from: ciImage.extent) {
let name = "\(frameCount).jpg"
if let img = cgImage.jpg {
try img.write(to: assetsFolder.appendingPathComponent(name))
camlData += "\t\t\t<CGImage src=\"assets/\(name)\"/>\n"
frameCount += 1
}
}
}
} catch {
print("Error reading asset: \(error)")
}
camlData += """
</values>
</animation>
</animations>
</CALayer>
</sublayers>
</CATransformLayer>
</sublayers>
<states>
<LKState name="Locked">
<elements/>
</LKState>
<LKState name="Unlock">
<elements/>
</LKState>
<LKState name="Sleep">
<elements/>
</LKState>
</states>
<stateTransitions>
<LKStateTransition fromState="*" toState="Unlock">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="Unlock" toState="*">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="*" toState="Locked">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="Locked" toState="*">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="*" toState="Sleep">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="Sleep" toState="*">
<elements/>
</LKStateTransition>
</stateTransitions>
</CALayer>
</caml>
"""
// write the caml
guard let caData = camlData.data(using: .utf8) else { throw URLError(.unknown) }
try caData.write(to: coreAnimDir.appendingPathComponent("main.caml"))
// write the other info xml
camlData = """
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>assetManifest</key>
<string>assetManifest.caml</string>
<key>documentHeight</key>
<real>\(height)</real>
<key>documentResizesToView</key>
<true/>
<key>documentWidth</key>
<real>\(width)</real>
<key>dynamicGuidesEnabled</key>
<true/>
<key>geometryFlipped</key>
<false/>
<key>guidesEnabled</key>
<true/>
<key>interactiveMouseEventsEnabled</key>
<true/>
<key>interactiveShowsCursor</key>
<true/>
<key>interactiveTouchEventsEnabled</key>
<false/>
<key>loopEnd</key>
<real>0.0</real>
<key>loopStart</key>
<real>0.0</real>
<key>loopingEnabled</key>
<false/>
<key>multitouchDisablesMouse</key>
<false/>
<key>multitouchEnabled</key>
<false/>
<key>presentationMouseEventsEnabled</key>
<true/>
<key>presentationShowsCursor</key>
<true/>
<key>presentationTouchEventsEnabled</key>
<false/>
<key>rootDocument</key>
<string>main.caml</string>
<key>savesWindowFrame</key>
<false/>
<key>scalesToFitInPlayer</key>
<true/>
<key>showsTouches</key>
<true/>
<key>snappingEnabled</key>
<true/>
<key>timelineMarkers</key>
<string>[(null)]</string>
<key>touchesColor</key>
<string>1 1 0 0.8</string>
<key>unitsInPixelsInPlayer</key>
<true/>
</dict>
</plist>
"""
guard let xmlData = camlData.data(using: .utf8) else { throw URLError(.unknown) }
try xmlData.write(to: coreAnimDir.appendingPathComponent("index.xml", conformingTo: .xml))
return descrURL
}
}
Pocket Poster/Resources/VideoCAML/com.apple.posterkit.provider.descriptor.identifier
+1
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@@ -0,0 +1 @@
9183
Pocket Poster/Resources/VideoCAML/com.apple.posterkit.role.identifier
+1
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@@ -0,0 +1 @@
PRPosterRoleLockScreen
Pocket Poster/Resources/VideoCAML/providerInfo.plist
BIN
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Binary file not shown.
Pocket Poster/Resources/VideoCAML/versions/1/contents/9183.Custom-810w-1080h@2x~ipad.wallpaper/9183.Custom_Floating-810w-1080h@2x~ipad.ca/index.xml
+58
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@@ -0,0 +1,58 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>assetManifest</key>
<string>assetManifest.caml</string>
<key>documentHeight</key>
<real>3176</real>
<key>documentResizesToView</key>
<false/>
<key>documentWidth</key>
<real>3176</real>
<key>dynamicGuidesEnabled</key>
<true/>
<key>geometryFlipped</key>
<false/>
<key>guidesEnabled</key>
<true/>
<key>interactiveMouseEventsEnabled</key>
<true/>
<key>interactiveShowsCursor</key>
<true/>
<key>interactiveTouchEventsEnabled</key>
<false/>
<key>loopEnd</key>
<real>0.0</real>
<key>loopStart</key>
<real>0.0</real>
<key>loopingEnabled</key>
<false/>
<key>multitouchDisablesMouse</key>
<false/>
<key>multitouchEnabled</key>
<false/>
<key>presentationMouseEventsEnabled</key>
<true/>
<key>presentationShowsCursor</key>
<true/>
<key>presentationTouchEventsEnabled</key>
<false/>
<key>rootDocument</key>
<string>main.caml</string>
<key>savesWindowFrame</key>
<false/>
<key>scalesToFitInPlayer</key>
<false/>
<key>showsTouches</key>
<true/>
<key>snappingEnabled</key>
<true/>
<key>timelineMarkers</key>
<string>[(null)]</string>
<key>touchesColor</key>
<string>1 1 0 0.8</string>
<key>unitsInPixelsInPlayer</key>
<true/>
</dict>
</plist>
Pocket Poster/Resources/VideoCAML/versions/1/contents/9183.Custom-810w-1080h@2x~ipad.wallpaper/9183.Custom_Floating-810w-1080h@2x~ipad.ca/main.caml
+40
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@@ -0,0 +1,40 @@
<?xml version="1.0" encoding="UTF-8"?>
<caml xmlns="http://www.apple.com/CoreAnimation/1.0">
<CALayer allowsEdgeAntialiasing="1" allowsGroupOpacity="1" bounds="0 0 3176 3176" contentsFormat="RGBA8" cornerCurve="circular" hidden="0" name="_BACKGROUND" position="1588 1588">
<sublayers>
<CALayer allowsEdgeAntialiasing="1" allowsGroupOpacity="1" anchorPoint="0 0" bounds="0 0 0 0" contentsFormat="RGBA8" cornerCurve="circular" name="_CENTER_BACKGROUND" position="1588 1588"/>
</sublayers>
<states>
<LKState name="Locked">
<elements/>
</LKState>
<LKState name="Unlock">
<elements/>
</LKState>
<LKState name="Sleep">
<elements/>
</LKState>
</states>
<stateTransitions>
<LKStateTransition fromState="*" toState="Unlock">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="Unlock" toState="*">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="*" toState="Locked">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="Locked" toState="*">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="*" toState="Sleep">
<elements/>
</LKStateTransition>
<LKStateTransition fromState="Sleep" toState="*">
<elements/>
</LKStateTransition>
</stateTransitions>
</CALayer>
</caml>
Pocket Poster/Resources/VideoCAML/versions/1/contents/9183.Custom-810w-1080h@2x~ipad.wallpaper/Wallpaper.plist
+46
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@@ -0,0 +1,46 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>appearanceAware</key>
<true/>
<key>assets</key>
<dict>
<key>lockAndHome</key>
<dict>
<key>default</key>
<dict>
<key>backgroundAnimationFileName</key>
<string>9183.Custom_Background-810w-1080h@2x~ipad.ca</string>
<key>floatingAnimationFileNameKey</key>
<string>9183.Custom_Floating-810w-1080h@2x~ipad.ca</string>
<key>identifier</key>
<integer>9183</integer>
<key>name</key>
<string>Chip</string>
<key>type</key>
<string>LayeredAnimation</string>
</dict>
</dict>
</dict>
<key>contentVersion</key>
<real>2.01</real>
<key>family</key>
<string>Chip</string>
<key>identifier</key>
<integer>9183</integer>
<key>logicalScreenClass</key>
<string>810w-1080h@2x~ipad</string>
<key>name</key>
<string>Chip</string>
<key>preferredProminentColor</key>
<dict>
<key>dark</key>
<string>#00000</string>
<key>default</key>
<string>#FFFFFF</string>
</dict>
<key>version</key>
<integer>1</integer>
</dict>
</plist>
Pocket Poster/Resources/VideoCAML/versions/1/contents/com.apple.posterkit.provider.contents.userInfo
+14
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@@ -0,0 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>posterEnvironmentOverrides</key>
<data>
e30=
</data>
<key>wallpaperRepresentingFileName</key>
<string>9183.Custom-810w-1080h@2x~ipad.wallpaper</string>
<key>wallpaperRepresentingIdentifier</key>
<string>9999</string>
</dict>
</plist>
Pocket Poster/Views/ContentView.swift
+78 -2
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@@ -7,6 +7,7 @@
import SwiftUI
import UniformTypeIdentifiers
import PhotosUI
extension UIDocumentPickerViewController {
@objc func fix_init(forOpeningContentTypes contentTypes: [UTType], asCopy: Bool) -> UIDocumentPickerViewController {
@@ -14,6 +15,25 @@ extension UIDocumentPickerViewController {
}
}
struct Movie: Transferable {
let url: URL
static var transferRepresentation: some TransferRepresentation {
FileRepresentation(contentType: .movie) { movie in
SentTransferredFile(movie.url)
} importing: { received in
let copy = URL.documentsDirectory.appending(path: "movie.mp4")
if FileManager.default.fileExists(atPath: copy.path()) {
try FileManager.default.removeItem(at: copy)
}
try FileManager.default.copyItem(at: received.file, to: copy)
return Self.init(url: copy)
}
}
}
struct ContentView: View {
// Prefs
@AppStorage("pbHash") var pbHash: String = ""
@@ -22,6 +42,12 @@ struct ContentView: View {
@State var showTendiesImporter: Bool = false
enum LoadState {
case unknown, loading, loaded(Movie), failed
}
@State var selectedVideo: PhotosPickerItem?
@State private var loadState = LoadState.unknown
@State var showErrorAlert = false
@State var lastError: String?
@State var hideResetHelp: Bool = true
@@ -35,6 +61,49 @@ struct ContentView: View {
}
Section {
VStack {
switch loadState {
case .unknown:
EmptyView()
case .loading:
ProgressView()
case .loaded(let movie):
Text("Video imported")
case .failed:
Text("Import failed")
}
switch loadState {
case .loaded(let movie):
Button(action: {
selectedVideo = nil
try? FileManager.default.removeItem(at: movie.url)
loadState = .unknown
}) {
Text("Remove Selected Video")
}
.buttonStyle(TintedButton(color: .red, fullwidth: true))
default:
PhotosPicker("Select Video", selection: $selectedVideo, matching: .videos)
.buttonStyle(TintedButton(color: .yellow, fullwidth: true))
.onChange(of: selectedVideo) { _ in
Task {
do {
loadState = .loading
if let movie = try await selectedVideo?.loadTransferable(type: Movie.self) {
loadState = .loaded(movie)
} else {
loadState = .failed
}
} catch {
loadState = .failed
}
}
}
}
}
Button(action: {
UIImpactFeedbackGenerator(style: .soft).impactOccurred()
showTendiesImporter.toggle()
@@ -62,14 +131,21 @@ struct ContentView: View {
Text("Enter your PosterBoard app hash in Settings.")
} else {
VStack {
if !PosterBoardManager.shared.selectedTendies.isEmpty {
if !PosterBoardManager.shared.selectedTendies.isEmpty || selectedVideo != nil {
Button(action: {
UIImpactFeedbackGenerator(style: .soft).impactOccurred()
UIApplication.shared.alert(title: NSLocalizedString("Applying Tendies...", comment: ""), body: NSLocalizedString("Please wait", comment: ""), animated: false, withButton: false)
DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
do {
try PosterBoardManager.shared.applyTendies(appHash: pbHash)
var videoURL: URL? = nil
switch loadState {
case .loaded(let movie):
videoURL = movie.url
default:
videoURL = nil
}
try PosterBoardManager.shared.applyTendies(appHash: pbHash, videoURL: videoURL)
PosterBoardManager.shared.selectedTendies.removeAll()
SymHandler.cleanup() // just to be extra sure
try? FileManager.default.removeItem(at: PosterBoardManager.shared.getTendiesStoreURL())