mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
1263 lines
50 KiB
Swift
1263 lines
50 KiB
Swift
import Foundation
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import AVFoundation
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import SwiftSignalKit
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import UniversalMediaPlayer
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import Postbox
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import TelegramCore
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import WebKit
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import AsyncDisplayKit
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import AccountContext
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import TelegramAudio
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import Display
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import PhotoResources
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import TelegramVoip
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import RangeSet
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import AppBundle
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import ManagedFile
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import FFMpegBinding
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import RangeSet
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final class HLSJSServerSource: SharedHLSServer.Source {
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let id: String
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let postbox: Postbox
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let userLocation: MediaResourceUserLocation
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let playlistFiles: [Int: FileMediaReference]
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let qualityFiles: [Int: FileMediaReference]
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private var playlistFetchDisposables: [Int: Disposable] = [:]
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init(accountId: Int64, fileId: Int64, postbox: Postbox, userLocation: MediaResourceUserLocation, playlistFiles: [Int: FileMediaReference], qualityFiles: [Int: FileMediaReference]) {
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self.id = "\(UInt64(bitPattern: accountId))_\(fileId)"
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self.postbox = postbox
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self.userLocation = userLocation
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self.playlistFiles = playlistFiles
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self.qualityFiles = qualityFiles
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}
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deinit {
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for (_, disposable) in self.playlistFetchDisposables {
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disposable.dispose()
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}
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}
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func arbitraryFileData(path: String) -> Signal<(data: Data, contentType: String)?, NoError> {
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return Signal { subscriber in
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let bundle = Bundle(for: HLSJSServerSource.self)
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let bundlePath = bundle.bundlePath + "/HlsBundle.bundle"
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if let data = try? Data(contentsOf: URL(fileURLWithPath: bundlePath + "/" + path)) {
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let mimeType: String
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let pathExtension = (path as NSString).pathExtension
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if pathExtension == "html" {
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mimeType = "text/html"
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} else if pathExtension == "html" {
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mimeType = "application/javascript"
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} else {
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mimeType = "application/octet-stream"
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}
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subscriber.putNext((data, mimeType))
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} else {
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subscriber.putNext(nil)
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}
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subscriber.putCompletion()
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return EmptyDisposable
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}
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}
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func masterPlaylistData() -> Signal<String, NoError> {
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var playlistString: String = ""
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playlistString.append("#EXTM3U\n")
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for (quality, file) in self.qualityFiles.sorted(by: { $0.key > $1.key }) {
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let width = file.media.dimensions?.width ?? 1280
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let height = file.media.dimensions?.height ?? 720
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let bandwidth: Int
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if let size = file.media.size, let duration = file.media.duration, duration != 0.0 {
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bandwidth = Int(Double(size) / duration) * 8
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} else {
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bandwidth = 1000000
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}
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playlistString.append("#EXT-X-STREAM-INF:BANDWIDTH=\(bandwidth),RESOLUTION=\(width)x\(height)\n")
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playlistString.append("hls_level_\(quality).m3u8\n")
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}
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return .single(playlistString)
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}
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func playlistData(quality: Int) -> Signal<String, NoError> {
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guard let playlistFile = self.playlistFiles[quality] else {
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return .never()
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}
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if self.playlistFetchDisposables[quality] == nil {
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self.playlistFetchDisposables[quality] = freeMediaFileResourceInteractiveFetched(postbox: self.postbox, userLocation: self.userLocation, fileReference: playlistFile, resource: playlistFile.media.resource).startStrict()
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}
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return self.postbox.mediaBox.resourceData(playlistFile.media.resource)
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|> filter { data in
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return data.complete
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}
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|> map { data -> String in
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guard data.complete else {
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return ""
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}
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guard let data = try? Data(contentsOf: URL(fileURLWithPath: data.path)) else {
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return ""
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}
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guard var playlistString = String(data: data, encoding: .utf8) else {
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return ""
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}
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let partRegex = try! NSRegularExpression(pattern: "mtproto:([\\d]+)", options: [])
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let results = partRegex.matches(in: playlistString, range: NSRange(playlistString.startIndex..., in: playlistString))
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for result in results.reversed() {
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if let range = Range(result.range, in: playlistString) {
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if let fileIdRange = Range(result.range(at: 1), in: playlistString) {
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let fileId = String(playlistString[fileIdRange])
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playlistString.replaceSubrange(range, with: "partfile\(fileId).mp4")
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}
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}
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}
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return playlistString
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}
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}
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func partData(index: Int, quality: Int) -> Signal<Data?, NoError> {
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return .never()
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}
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func fileData(id: Int64, range: Range<Int>) -> Signal<(TempBoxFile, Range<Int>, Int)?, NoError> {
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guard let (quality, file) = self.qualityFiles.first(where: { $0.value.media.fileId.id == id }) else {
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return .single(nil)
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}
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let _ = quality
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guard let size = file.media.size else {
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return .single(nil)
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}
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let postbox = self.postbox
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let userLocation = self.userLocation
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let mappedRange: Range<Int64> = Int64(range.lowerBound) ..< Int64(range.upperBound)
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let queue = postbox.mediaBox.dataQueue
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let fetchFromRemote: Signal<(TempBoxFile, Range<Int>, Int)?, NoError> = Signal { subscriber in
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let partialFile = TempBox.shared.tempFile(fileName: "data")
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if let cachedData = postbox.mediaBox.internal_resourceData(id: file.media.resource.id, size: size, in: Int64(range.lowerBound) ..< Int64(range.upperBound)) {
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#if DEBUG
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print("Fetched \(quality)p part from cache")
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#endif
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let outputFile = ManagedFile(queue: nil, path: partialFile.path, mode: .readwrite)
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if let outputFile {
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let blockSize = 128 * 1024
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var tempBuffer = Data(count: blockSize)
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var blockOffset = 0
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while blockOffset < cachedData.length {
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let currentBlockSize = min(cachedData.length - blockOffset, blockSize)
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tempBuffer.withUnsafeMutableBytes { bytes -> Void in
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let _ = cachedData.file.read(bytes.baseAddress!, currentBlockSize)
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let _ = outputFile.write(bytes.baseAddress!, count: currentBlockSize)
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}
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blockOffset += blockSize
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}
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outputFile._unsafeClose()
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subscriber.putNext((partialFile, 0 ..< cachedData.length, Int(size)))
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subscriber.putCompletion()
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} else {
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#if DEBUG
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print("Error writing cached file to disk")
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#endif
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}
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return EmptyDisposable
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}
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guard let fetchResource = postbox.mediaBox.fetchResource else {
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return EmptyDisposable
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}
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let location = MediaResourceStorageLocation(userLocation: userLocation, reference: file.resourceReference(file.media.resource))
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let params = MediaResourceFetchParameters(
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tag: TelegramMediaResourceFetchTag(statsCategory: .video, userContentType: .video),
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info: TelegramCloudMediaResourceFetchInfo(reference: file.resourceReference(file.media.resource), preferBackgroundReferenceRevalidation: true, continueInBackground: true),
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location: location,
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contentType: .video,
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isRandomAccessAllowed: true
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)
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let completeFile = TempBox.shared.tempFile(fileName: "data")
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let metaFile = TempBox.shared.tempFile(fileName: "data")
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guard let fileContext = MediaBoxFileContextV2Impl(
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queue: queue,
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manager: postbox.mediaBox.dataFileManager,
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storageBox: nil,
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resourceId: file.media.resource.id.stringRepresentation.data(using: .utf8)!,
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path: completeFile.path,
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partialPath: partialFile.path,
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metaPath: metaFile.path
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) else {
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return EmptyDisposable
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}
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let fetchDisposable = fileContext.fetched(
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range: mappedRange,
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priority: .default,
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fetch: { intervals in
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return fetchResource(file.media.resource, intervals, params)
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},
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error: { _ in
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},
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completed: {
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}
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)
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#if DEBUG
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let startTime = CFAbsoluteTimeGetCurrent()
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#endif
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let dataDisposable = fileContext.data(
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range: mappedRange,
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waitUntilAfterInitialFetch: true,
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next: { result in
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if result.complete {
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#if DEBUG
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let fetchTime = CFAbsoluteTimeGetCurrent() - startTime
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print("Fetching \(quality)p part took \(fetchTime * 1000.0) ms")
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#endif
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subscriber.putNext((partialFile, Int(result.offset) ..< Int(result.offset + result.size), Int(size)))
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subscriber.putCompletion()
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}
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}
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)
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return ActionDisposable {
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queue.async {
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fetchDisposable.dispose()
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dataDisposable.dispose()
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fileContext.cancelFullRangeFetches()
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TempBox.shared.dispose(completeFile)
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TempBox.shared.dispose(metaFile)
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}
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}
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}
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|> runOn(queue)
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return fetchFromRemote
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}
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}
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private class WeakScriptMessageHandler: NSObject, WKScriptMessageHandler {
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private let f: (WKScriptMessage) -> ()
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init(_ f: @escaping (WKScriptMessage) -> ()) {
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self.f = f
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super.init()
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}
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func userContentController(_ controller: WKUserContentController, didReceive scriptMessage: WKScriptMessage) {
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self.f(scriptMessage)
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}
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}
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final class HLSVideoJSNativeContentNode: ASDisplayNode, UniversalVideoContentNode {
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private struct Level {
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let bitrate: Int
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let width: Int
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let height: Int
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init(bitrate: Int, width: Int, height: Int) {
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self.bitrate = bitrate
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self.width = width
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self.height = height
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}
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}
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private static var sharedBandwidthEstimate: Double?
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private let postbox: Postbox
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private let userLocation: MediaResourceUserLocation
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private let fileReference: FileMediaReference
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private let approximateDuration: Double
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private let intrinsicDimensions: CGSize
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private let audioSessionManager: ManagedAudioSession
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private let audioSessionDisposable = MetaDisposable()
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private var hasAudioSession = false
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private let playerSource: HLSJSServerSource?
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private var serverDisposable: Disposable?
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private let playbackCompletedListeners = Bag<() -> Void>()
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private var initializedStatus = false
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private var statusValue = MediaPlayerStatus(generationTimestamp: 0.0, duration: 0.0, dimensions: CGSize(), timestamp: 0.0, baseRate: 1.0, seekId: 0, status: .paused, soundEnabled: true)
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private var isBuffering = false
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private var seekId: Int = 0
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private let _status = ValuePromise<MediaPlayerStatus>()
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var status: Signal<MediaPlayerStatus, NoError> {
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return self._status.get()
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}
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private let _bufferingStatus = Promise<(RangeSet<Int64>, Int64)?>()
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var bufferingStatus: Signal<(RangeSet<Int64>, Int64)?, NoError> {
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return self._bufferingStatus.get()
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}
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private let _isNativePictureInPictureActive = ValuePromise<Bool>(false, ignoreRepeated: true)
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var isNativePictureInPictureActive: Signal<Bool, NoError> {
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return self._isNativePictureInPictureActive.get()
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}
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private let _ready = Promise<Void>()
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var ready: Signal<Void, NoError> {
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return self._ready.get()
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}
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private let _preloadCompleted = ValuePromise<Bool>()
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var preloadCompleted: Signal<Bool, NoError> {
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return self._preloadCompleted.get()
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}
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private let imageNode: TransformImageNode
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private let webView: WKWebView
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private let player: ChunkMediaPlayer
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private let playerNode: MediaPlayerNode
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private let fetchDisposable = MetaDisposable()
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private var dimensions: CGSize?
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private let dimensionsPromise = ValuePromise<CGSize>(CGSize())
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private var validLayout: (size: CGSize, actualSize: CGSize)?
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private var statusTimer: Foundation.Timer?
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private var preferredVideoQuality: UniversalVideoContentVideoQuality = .auto
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private var playerIsReady: Bool = false
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private var playerIsFirstFrameReady: Bool = false
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private var playerIsPlaying: Bool = false
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private var playerRate: Double = 0.0
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private var playerDefaultRate: Double = 1.0
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private var playerTime: Double = 0.0
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private var playerAvailableLevels: [Int: Level] = [:]
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private var playerCurrentLevelIndex: Int?
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private var hasRequestedPlayerLoad: Bool = false
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private var requestedPlaying: Bool = false
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private var requestedBaseRate: Double = 1.0
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private var requestedLevelIndex: Int?
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private var videoElements: [Int: VideoElement] = [:]
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private var mediaSources: [Int: MediaSource] = [:]
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private var sourceBuffers: [Int: SourceBuffer] = [:]
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private var didBecomeActiveObserver: NSObjectProtocol?
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private var willResignActiveObserver: NSObjectProtocol?
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private let chunkPlayerPartsState = Promise<ChunkMediaPlayerPartsState>(ChunkMediaPlayerPartsState(duration: nil, parts: []))
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private var sourceBufferStateDisposable: Disposable?
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private var playerStatusDisposable: Disposable?
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init(accountId: AccountRecordId, postbox: Postbox, audioSessionManager: ManagedAudioSession, userLocation: MediaResourceUserLocation, fileReference: FileMediaReference, streamVideo: Bool, loopVideo: Bool, enableSound: Bool, baseRate: Double, fetchAutomatically: Bool) {
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self.postbox = postbox
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self.fileReference = fileReference
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self.approximateDuration = fileReference.media.duration ?? 0.0
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self.audioSessionManager = audioSessionManager
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self.userLocation = userLocation
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self.requestedBaseRate = baseRate
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if var dimensions = fileReference.media.dimensions {
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if let thumbnail = fileReference.media.previewRepresentations.first {
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let dimensionsVertical = dimensions.width < dimensions.height
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let thumbnailVertical = thumbnail.dimensions.width < thumbnail.dimensions.height
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if dimensionsVertical != thumbnailVertical {
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dimensions = PixelDimensions(width: dimensions.height, height: dimensions.width)
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}
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}
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self.dimensions = dimensions.cgSize
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} else {
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self.dimensions = CGSize(width: 128.0, height: 128.0)
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}
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self.imageNode = TransformImageNode()
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let config = WKWebViewConfiguration()
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config.allowsInlineMediaPlayback = true
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config.mediaTypesRequiringUserActionForPlayback = []
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config.allowsPictureInPictureMediaPlayback = true
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var playerSource: HLSJSServerSource?
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if let qualitySet = HLSQualitySet(baseFile: fileReference) {
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let playerSourceValue = HLSJSServerSource(accountId: accountId.int64, fileId: fileReference.media.fileId.id, postbox: postbox, userLocation: userLocation, playlistFiles: qualitySet.playlistFiles, qualityFiles: qualitySet.qualityFiles)
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playerSource = playerSourceValue
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}
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self.playerSource = playerSource
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let userController = WKUserContentController()
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var handleScriptMessage: ((WKScriptMessage) -> Void)?
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userController.add(WeakScriptMessageHandler { message in
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handleScriptMessage?(message)
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}, name: "performAction")
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let isDebug: Bool
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#if DEBUG
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isDebug = true
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#else
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isDebug = false
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#endif
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let mediaDimensions = fileReference.media.dimensions?.cgSize ?? CGSize(width: 480.0, height: 320.0)
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var intrinsicDimensions = mediaDimensions.aspectFittedOrSmaller(CGSize(width: 1280.0, height: 1280.0))
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config.userContentController = userController
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intrinsicDimensions.width = floor(intrinsicDimensions.width / UIScreenScale)
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intrinsicDimensions.height = floor(intrinsicDimensions.height / UIScreenScale)
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self.intrinsicDimensions = intrinsicDimensions
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self.webView = WKWebView(frame: CGRect(origin: CGPoint(), size: self.intrinsicDimensions), configuration: config)
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self.webView.scrollView.isScrollEnabled = false
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self.webView.allowsLinkPreview = false
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self.webView.allowsBackForwardNavigationGestures = false
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self.webView.accessibilityIgnoresInvertColors = true
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self.webView.scrollView.contentInsetAdjustmentBehavior = .never
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self.webView.alpha = 0.0
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if #available(iOS 16.4, *) {
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#if DEBUG
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self.webView.isInspectable = true
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#endif
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}
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self.player = ChunkMediaPlayer(
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postbox: postbox,
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audioSessionManager: audioSessionManager,
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partsState: self.chunkPlayerPartsState.get(),
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video: true,
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enableSound: true,
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baseRate: baseRate
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)
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self.playerNode = MediaPlayerNode()
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self.player.attachPlayerNode(self.playerNode)
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super.init()
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self.playerNode.frame = CGRect(origin: CGPoint(), size: self.intrinsicDimensions)
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self.imageNode.setSignal(internalMediaGridMessageVideo(postbox: postbox, userLocation: self.userLocation, videoReference: fileReference, useLargeThumbnail: true, autoFetchFullSizeThumbnail: true) |> map { [weak self] getSize, getData in
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Queue.mainQueue().async {
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if let strongSelf = self, strongSelf.dimensions == nil {
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if let dimensions = getSize() {
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strongSelf.dimensions = dimensions
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strongSelf.dimensionsPromise.set(dimensions)
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if let validLayout = strongSelf.validLayout {
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strongSelf.updateLayout(size: validLayout.size, actualSize: validLayout.actualSize, transition: .immediate)
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}
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}
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}
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}
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return getData
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})
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self.addSubnode(self.imageNode)
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self.view.addSubview(self.webView)
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self.addSubnode(self.playerNode)
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self.imageNode.imageUpdated = { [weak self] _ in
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self?._ready.set(.single(Void()))
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}
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self._bufferingStatus.set(.single(nil))
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handleScriptMessage = { [weak self] message in
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Queue.mainQueue().async {
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guard let self else {
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return
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}
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guard let body = message.body as? [String: Any] else {
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return
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}
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guard let eventName = body["event"] as? String else {
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return
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}
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|
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switch eventName {
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case "windowOnLoad":
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let userScriptJs = """
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playerInitialize({
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'debug': \(isDebug),
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'bandwidthEstimate': \(HLSVideoJSNativeContentNode.sharedBandwidthEstimate ?? 500000.0)
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});
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"""
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if "".isEmpty {
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self.webView.evaluateJavaScript(userScriptJs, completionHandler: nil)
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}
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case "bridgeInvoke":
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guard let eventData = body["data"] as? [String: Any] else {
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return
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}
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guard let bridgeId = eventData["bridgeId"] as? Int else {
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return
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}
|
|
guard let callbackId = eventData["callbackId"] as? Int else {
|
|
return
|
|
}
|
|
guard let className = eventData["className"] as? String else {
|
|
return
|
|
}
|
|
guard let methodName = eventData["methodName"] as? String else {
|
|
return
|
|
}
|
|
guard let params = eventData["params"] as? [String: Any] else {
|
|
return
|
|
}
|
|
self.bridgeInvoke(
|
|
bridgeId: bridgeId,
|
|
className: className,
|
|
methodName: methodName,
|
|
params: params,
|
|
completion: { [weak self] result in
|
|
guard let self else {
|
|
return
|
|
}
|
|
let jsonResult = try! JSONSerialization.data(withJSONObject: result)
|
|
let jsonResultString = String(data: jsonResult, encoding: .utf8)!
|
|
self.webView.evaluateJavaScript("bridgeInvokeCallback(\(callbackId), \(jsonResultString));", completionHandler: nil)
|
|
}
|
|
)
|
|
case "playerStatus":
|
|
guard let eventData = body["data"] as? [String: Any] else {
|
|
return
|
|
}
|
|
if let isReady = eventData["isReady"] as? Bool {
|
|
self.playerIsReady = isReady
|
|
} else {
|
|
self.playerIsReady = false
|
|
}
|
|
if let isFirstFrameReady = eventData["isFirstFrameReady"] as? Bool {
|
|
self.playerIsFirstFrameReady = isFirstFrameReady
|
|
} else {
|
|
self.playerIsFirstFrameReady = false
|
|
}
|
|
if let isPlaying = eventData["isPlaying"] as? Bool {
|
|
self.playerIsPlaying = isPlaying
|
|
} else {
|
|
self.playerIsPlaying = false
|
|
}
|
|
if let rate = eventData["rate"] as? Double {
|
|
self.playerRate = rate
|
|
} else {
|
|
self.playerRate = 0.0
|
|
}
|
|
if let defaultRate = eventData["defaultRate"] as? Double {
|
|
self.playerDefaultRate = defaultRate
|
|
} else {
|
|
self.playerDefaultRate = 0.0
|
|
}
|
|
if let levels = eventData["levels"] as? [[String: Any]] {
|
|
self.playerAvailableLevels.removeAll()
|
|
|
|
for level in levels {
|
|
guard let levelIndex = level["index"] as? Int else {
|
|
continue
|
|
}
|
|
guard let levelBitrate = level["bitrate"] as? Int else {
|
|
continue
|
|
}
|
|
guard let levelWidth = level["width"] as? Int else {
|
|
continue
|
|
}
|
|
guard let levelHeight = level["height"] as? Int else {
|
|
continue
|
|
}
|
|
self.playerAvailableLevels[levelIndex] = Level(
|
|
bitrate: levelBitrate,
|
|
width: levelWidth,
|
|
height: levelHeight
|
|
)
|
|
}
|
|
} else {
|
|
self.playerAvailableLevels.removeAll()
|
|
}
|
|
|
|
self._isNativePictureInPictureActive.set(eventData["isPictureInPictureActive"] as? Bool ?? false)
|
|
|
|
if let currentLevel = eventData["currentLevel"] as? Int {
|
|
if self.playerAvailableLevels[currentLevel] != nil {
|
|
self.playerCurrentLevelIndex = currentLevel
|
|
} else {
|
|
self.playerCurrentLevelIndex = nil
|
|
}
|
|
} else {
|
|
self.playerCurrentLevelIndex = nil
|
|
}
|
|
|
|
if self.playerIsReady {
|
|
if !self.hasRequestedPlayerLoad {
|
|
if !self.playerAvailableLevels.isEmpty {
|
|
var selectedLevelIndex: Int?
|
|
if let minimizedQualityFile = HLSVideoContent.minimizedHLSQuality(file: self.fileReference)?.file {
|
|
if let dimensions = minimizedQualityFile.media.dimensions {
|
|
for (index, level) in self.playerAvailableLevels {
|
|
if level.height == Int(dimensions.height) {
|
|
selectedLevelIndex = index
|
|
break
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if selectedLevelIndex == nil {
|
|
selectedLevelIndex = self.playerAvailableLevels.sorted(by: { $0.value.height > $1.value.height }).first?.key
|
|
}
|
|
if let selectedLevelIndex {
|
|
self.hasRequestedPlayerLoad = true
|
|
self.webView.evaluateJavaScript("playerLoad(\(selectedLevelIndex));", completionHandler: nil)
|
|
}
|
|
}
|
|
}
|
|
|
|
self.webView.evaluateJavaScript("playerSetBaseRate(\(self.requestedBaseRate));", completionHandler: nil)
|
|
|
|
if self.requestedPlaying {
|
|
self.requestPlay()
|
|
} else {
|
|
self.requestPause()
|
|
}
|
|
}
|
|
|
|
self.updateStatus()
|
|
case "playerCurrentTime":
|
|
guard let eventData = body["data"] as? [String: Any] else {
|
|
return
|
|
}
|
|
guard let value = eventData["value"] as? Double else {
|
|
return
|
|
}
|
|
|
|
self.playerTime = value
|
|
|
|
var bandwidthEstimate = eventData["bandwidthEstimate"] as? Double
|
|
if let bandwidthEstimateValue = bandwidthEstimate, bandwidthEstimateValue.isNaN || bandwidthEstimateValue.isInfinite {
|
|
bandwidthEstimate = nil
|
|
}
|
|
|
|
HLSVideoJSNativeContentNode.sharedBandwidthEstimate = bandwidthEstimate
|
|
|
|
self.updateStatus()
|
|
|
|
//TODO
|
|
//self.controlledPlayer?.currentReferenceTime = value
|
|
default:
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
if let playerSource = self.playerSource {
|
|
self.serverDisposable = SharedHLSServer.shared.registerPlayer(source: playerSource, completion: { [weak self] in
|
|
Queue.mainQueue().async {
|
|
guard let self else {
|
|
return
|
|
}
|
|
|
|
let htmlUrl = "http://127.0.0.1:\(SharedHLSServer.shared.port)/\(playerSource.id)/index.html"
|
|
self.webView.load(URLRequest(url: URL(string: htmlUrl)!))
|
|
}
|
|
})
|
|
}
|
|
|
|
self.didBecomeActiveObserver = NotificationCenter.default.addObserver(forName: UIApplication.willEnterForegroundNotification, object: nil, queue: nil, using: { [weak self] _ in
|
|
let _ = self
|
|
})
|
|
self.willResignActiveObserver = NotificationCenter.default.addObserver(forName: UIApplication.didEnterBackgroundNotification, object: nil, queue: nil, using: { [weak self] _ in
|
|
let _ = self
|
|
})
|
|
|
|
self.playerStatusDisposable = (self.player.status
|
|
|> deliverOnMainQueue).startStrict(next: { [weak self] status in
|
|
guard let self else {
|
|
return
|
|
}
|
|
self.updatePlayerStatus(status: status)
|
|
})
|
|
|
|
self.statusTimer = Foundation.Timer.scheduledTimer(withTimeInterval: 1.0 / 25.0, repeats: true, block: { [weak self] _ in
|
|
guard let self else {
|
|
return
|
|
}
|
|
self.updateStatus()
|
|
})
|
|
}
|
|
|
|
deinit {
|
|
if let didBecomeActiveObserver = self.didBecomeActiveObserver {
|
|
NotificationCenter.default.removeObserver(didBecomeActiveObserver)
|
|
}
|
|
if let willResignActiveObserver = self.willResignActiveObserver {
|
|
NotificationCenter.default.removeObserver(willResignActiveObserver)
|
|
}
|
|
|
|
self.serverDisposable?.dispose()
|
|
self.audioSessionDisposable.dispose()
|
|
|
|
self.statusTimer?.invalidate()
|
|
|
|
self.sourceBufferStateDisposable?.dispose()
|
|
self.playerStatusDisposable?.dispose()
|
|
}
|
|
|
|
private func bridgeInvoke(
|
|
bridgeId: Int,
|
|
className: String,
|
|
methodName: String,
|
|
params: [String: Any],
|
|
completion: @escaping ([String: Any]) -> Void
|
|
) {
|
|
if (className == "VideoElement") {
|
|
if (methodName == "constructor") {
|
|
let videoElement = VideoElement()
|
|
self.videoElements[bridgeId] = videoElement
|
|
completion([:])
|
|
} else if (methodName == "setCurrentTime") {
|
|
guard let currentTime = params["currentTime"] as? Double else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
self.player.seek(timestamp: currentTime)
|
|
completion([:])
|
|
} else if (methodName == "play") {
|
|
self.player.play()
|
|
completion([:])
|
|
} else if (methodName == "pause") {
|
|
self.player.pause()
|
|
completion([:])
|
|
}
|
|
} else if (className == "MediaSource") {
|
|
if (methodName == "constructor") {
|
|
let mediaSource = MediaSource()
|
|
self.mediaSources[bridgeId] = mediaSource
|
|
completion([:])
|
|
} else if (methodName == "setDuration") {
|
|
guard let duration = params["duration"] as? Double else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
guard let mediaSource = self.mediaSources[bridgeId] else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
if mediaSource.duration != duration {
|
|
mediaSource.duration = duration
|
|
|
|
if let sourceBuffer = self.sourceBuffers.first?.value {
|
|
self.chunkPlayerPartsState.set(.single(ChunkMediaPlayerPartsState(duration: self.mediaSources.first?.value.duration, parts: sourceBuffer.items)))
|
|
}
|
|
}
|
|
completion([:])
|
|
}
|
|
} else if (className == "SourceBuffer") {
|
|
if (methodName == "constructor") {
|
|
guard let mimeType = params["mimeType"] as? String else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
let sourceBuffer = SourceBuffer(mimeType: mimeType)
|
|
self.sourceBuffers[bridgeId] = sourceBuffer
|
|
|
|
self.chunkPlayerPartsState.set(.single(ChunkMediaPlayerPartsState(duration: self.mediaSources.first?.value.duration, parts: sourceBuffer.items)))
|
|
if self.sourceBufferStateDisposable == nil {
|
|
self.sourceBufferStateDisposable = (sourceBuffer.updated.signal()
|
|
|> deliverOnMainQueue).startStrict(next: { [weak self, weak sourceBuffer] _ in
|
|
guard let self, let sourceBuffer else {
|
|
return
|
|
}
|
|
self.chunkPlayerPartsState.set(.single(ChunkMediaPlayerPartsState(duration: self.mediaSources.first?.value.duration, parts: sourceBuffer.items)))
|
|
|
|
self.updateBuffered()
|
|
})
|
|
}
|
|
completion([:])
|
|
} else if (methodName == "appendBuffer") {
|
|
guard let base64Data = params["data"] as? String else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
guard let data = Data(base64Encoded: base64Data.data(using: .utf8)!) else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
guard let sourceBuffer = self.sourceBuffers[bridgeId] else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
sourceBuffer.appendBuffer(data: data, completion: { bufferedRanges in
|
|
completion(["ranges": serializeRanges(bufferedRanges)])
|
|
})
|
|
} else if methodName == "remove" {
|
|
guard let start = params["start"] as? Double, let end = params["end"] as? Double else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
guard let sourceBuffer = self.sourceBuffers[bridgeId] else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
sourceBuffer.remove(start: start, end: end, completion: { bufferedRanges in
|
|
completion(["ranges": serializeRanges(bufferedRanges)])
|
|
})
|
|
} else if methodName == "abort" {
|
|
guard let sourceBuffer = self.sourceBuffers[bridgeId] else {
|
|
assertionFailure()
|
|
return
|
|
}
|
|
sourceBuffer.abortOperation()
|
|
completion([:])
|
|
}
|
|
}
|
|
}
|
|
|
|
private func updatePlayerStatus(status: MediaPlayerStatus) {
|
|
self._status.set(status)
|
|
|
|
if let (bridgeId, _) = self.videoElements.first {
|
|
var isPlaying: Bool = false
|
|
var isBuffering = false
|
|
switch status.status {
|
|
case .playing:
|
|
isPlaying = true
|
|
case .paused:
|
|
break
|
|
case let .buffering(_, whilePlaying, _, _):
|
|
isPlaying = whilePlaying
|
|
isBuffering = true
|
|
}
|
|
|
|
let result: [String: Any] = [
|
|
"isPlaying": isPlaying,
|
|
"isWaiting": isBuffering,
|
|
"currentTime": status.timestamp
|
|
]
|
|
|
|
let jsonResult = try! JSONSerialization.data(withJSONObject: result)
|
|
let jsonResultString = String(data: jsonResult, encoding: .utf8)!
|
|
self.webView.evaluateJavaScript("window.bridgeObjectMap[\(bridgeId)].bridgeUpdateStatus(\(jsonResultString));", completionHandler: nil)
|
|
}
|
|
}
|
|
|
|
private func updateBuffered() {
|
|
let bufferedRanges = self.sourceBuffers.first?.value.ranges ?? RangeSet()
|
|
|
|
if let (bridgeId, _) = self.videoElements.first {
|
|
let result = serializeRanges(bufferedRanges)
|
|
|
|
let jsonResult = try! JSONSerialization.data(withJSONObject: result)
|
|
let jsonResultString = String(data: jsonResult, encoding: .utf8)!
|
|
self.webView.evaluateJavaScript("window.bridgeObjectMap[\(bridgeId)].bridgeUpdateBuffered(\(jsonResultString));", completionHandler: nil)
|
|
}
|
|
|
|
if let duration = self.mediaSources.first?.value.duration {
|
|
var mappedRanges = RangeSet<Int64>()
|
|
for range in bufferedRanges.ranges {
|
|
mappedRanges.formUnion(RangeSet<Int64>(Int64(range.lowerBound * 1000.0) ..< Int64(range.upperBound * 1000.0)))
|
|
}
|
|
self._bufferingStatus.set(.single((mappedRanges, Int64(duration * 1000.0))))
|
|
}
|
|
}
|
|
|
|
private func updateStatus() {
|
|
}
|
|
|
|
private func performActionAtEnd() {
|
|
for listener in self.playbackCompletedListeners.copyItems() {
|
|
listener()
|
|
}
|
|
}
|
|
|
|
func updateLayout(size: CGSize, actualSize: CGSize, transition: ContainedViewLayoutTransition) {
|
|
transition.updatePosition(layer: self.webView.layer, position: CGPoint(x: size.width / 2.0, y: size.height / 2.0))
|
|
transition.updateTransformScale(layer: self.webView.layer, scale: size.width / self.intrinsicDimensions.width)
|
|
|
|
transition.updatePosition(node: self.playerNode, position: CGPoint(x: size.width / 2.0, y: size.height / 2.0))
|
|
transition.updateTransformScale(node: self.playerNode, scale: size.width / self.intrinsicDimensions.width)
|
|
|
|
transition.updateFrame(node: self.imageNode, frame: CGRect(origin: CGPoint(), size: size))
|
|
|
|
if let dimensions = self.dimensions {
|
|
let imageSize = CGSize(width: floor(dimensions.width / 2.0), height: floor(dimensions.height / 2.0))
|
|
let makeLayout = self.imageNode.asyncLayout()
|
|
let applyLayout = makeLayout(TransformImageArguments(corners: ImageCorners(), imageSize: imageSize, boundingSize: imageSize, intrinsicInsets: UIEdgeInsets(), emptyColor: .clear))
|
|
applyLayout()
|
|
}
|
|
}
|
|
|
|
func play() {
|
|
assert(Queue.mainQueue().isCurrent())
|
|
if !self.initializedStatus {
|
|
self._status.set(MediaPlayerStatus(generationTimestamp: 0.0, duration: Double(self.approximateDuration), dimensions: CGSize(), timestamp: 0.0, baseRate: self.requestedBaseRate, seekId: self.seekId, status: .buffering(initial: true, whilePlaying: true, progress: 0.0, display: true), soundEnabled: true))
|
|
}
|
|
/*if !self.hasAudioSession {
|
|
self.audioSessionDisposable.set(self.audioSessionManager.push(audioSessionType: .play(mixWithOthers: false), activate: { [weak self] _ in
|
|
Queue.mainQueue().async {
|
|
guard let self else {
|
|
return
|
|
}
|
|
self.hasAudioSession = true
|
|
self.requestPlay()
|
|
}
|
|
}, deactivate: { [weak self] _ in
|
|
return Signal { subscriber in
|
|
if let self {
|
|
self.hasAudioSession = false
|
|
self.requestPause()
|
|
}
|
|
|
|
subscriber.putCompletion()
|
|
|
|
return EmptyDisposable
|
|
}
|
|
|> runOn(.mainQueue())
|
|
}))
|
|
} else*/ do {
|
|
self.requestPlay()
|
|
}
|
|
}
|
|
|
|
private func requestPlay() {
|
|
self.requestedPlaying = true
|
|
if self.playerIsReady {
|
|
self.webView.evaluateJavaScript("playerPlay();", completionHandler: nil)
|
|
}
|
|
self.updateStatus()
|
|
}
|
|
|
|
private func requestPause() {
|
|
self.requestedPlaying = false
|
|
if self.playerIsReady {
|
|
self.webView.evaluateJavaScript("playerPause();", completionHandler: nil)
|
|
}
|
|
self.updateStatus()
|
|
}
|
|
|
|
func pause() {
|
|
assert(Queue.mainQueue().isCurrent())
|
|
self.requestPause()
|
|
}
|
|
|
|
func togglePlayPause() {
|
|
assert(Queue.mainQueue().isCurrent())
|
|
|
|
if self.requestedPlaying {
|
|
self.pause()
|
|
} else {
|
|
self.play()
|
|
}
|
|
}
|
|
|
|
func setSoundEnabled(_ value: Bool) {
|
|
assert(Queue.mainQueue().isCurrent())
|
|
/*if value {
|
|
if !self.hasAudioSession {
|
|
self.audioSessionDisposable.set(self.audioSessionManager.push(audioSessionType: .play(mixWithOthers: false), activate: { [weak self] _ in
|
|
self?.hasAudioSession = true
|
|
self?.player?.volume = 1.0
|
|
}, deactivate: { [weak self] _ in
|
|
self?.hasAudioSession = false
|
|
self?.player?.pause()
|
|
return .complete()
|
|
}))
|
|
}
|
|
} else {
|
|
self.player?.volume = 0.0
|
|
self.hasAudioSession = false
|
|
self.audioSessionDisposable.set(nil)
|
|
}*/
|
|
}
|
|
|
|
func seek(_ timestamp: Double) {
|
|
assert(Queue.mainQueue().isCurrent())
|
|
self.seekId += 1
|
|
|
|
self.webView.evaluateJavaScript("playerSeek(\(timestamp));", completionHandler: nil)
|
|
}
|
|
|
|
func playOnceWithSound(playAndRecord: Bool, seek: MediaPlayerSeek, actionAtEnd: MediaPlayerPlayOnceWithSoundActionAtEnd) {
|
|
self.webView.evaluateJavaScript("playerSetIsMuted(false);", completionHandler: nil)
|
|
|
|
self.play()
|
|
}
|
|
|
|
func setSoundMuted(soundMuted: Bool) {
|
|
self.webView.evaluateJavaScript("playerSetIsMuted(\(soundMuted));", completionHandler: nil)
|
|
}
|
|
|
|
func continueWithOverridingAmbientMode(isAmbient: Bool) {
|
|
}
|
|
|
|
func setForceAudioToSpeaker(_ forceAudioToSpeaker: Bool) {
|
|
}
|
|
|
|
func continuePlayingWithoutSound(actionAtEnd: MediaPlayerPlayOnceWithSoundActionAtEnd) {
|
|
self.webView.evaluateJavaScript("playerSetIsMuted(true);", completionHandler: nil)
|
|
self.hasAudioSession = false
|
|
self.audioSessionDisposable.set(nil)
|
|
}
|
|
|
|
func setContinuePlayingWithoutSoundOnLostAudioSession(_ value: Bool) {
|
|
}
|
|
|
|
func setBaseRate(_ baseRate: Double) {
|
|
self.requestedBaseRate = baseRate
|
|
if self.playerIsReady {
|
|
self.webView.evaluateJavaScript("playerSetBaseRate(\(self.requestedBaseRate));", completionHandler: nil)
|
|
}
|
|
self.updateStatus()
|
|
}
|
|
|
|
func setVideoQuality(_ videoQuality: UniversalVideoContentVideoQuality) {
|
|
self.preferredVideoQuality = videoQuality
|
|
|
|
switch videoQuality {
|
|
case .auto:
|
|
self.requestedLevelIndex = nil
|
|
case let .quality(quality):
|
|
if let level = self.playerAvailableLevels.first(where: { $0.value.height == quality }) {
|
|
self.requestedLevelIndex = level.key
|
|
} else {
|
|
self.requestedLevelIndex = nil
|
|
}
|
|
}
|
|
|
|
if self.playerIsReady {
|
|
self.webView.evaluateJavaScript("playerSetLevel(\(self.requestedLevelIndex ?? -1));", completionHandler: nil)
|
|
}
|
|
}
|
|
|
|
func videoQualityState() -> (current: Int, preferred: UniversalVideoContentVideoQuality, available: [Int])? {
|
|
guard let playerCurrentLevelIndex = self.playerCurrentLevelIndex else {
|
|
return nil
|
|
}
|
|
guard let currentLevel = self.playerAvailableLevels[playerCurrentLevelIndex] else {
|
|
return nil
|
|
}
|
|
|
|
var available = self.playerAvailableLevels.values.map(\.height)
|
|
available.sort(by: { $0 > $1 })
|
|
|
|
return (currentLevel.height, self.preferredVideoQuality, available)
|
|
}
|
|
|
|
func addPlaybackCompleted(_ f: @escaping () -> Void) -> Int {
|
|
return self.playbackCompletedListeners.add(f)
|
|
}
|
|
|
|
func removePlaybackCompleted(_ index: Int) {
|
|
self.playbackCompletedListeners.remove(index)
|
|
}
|
|
|
|
func fetchControl(_ control: UniversalVideoNodeFetchControl) {
|
|
}
|
|
|
|
func notifyPlaybackControlsHidden(_ hidden: Bool) {
|
|
}
|
|
|
|
func setCanPlaybackWithoutHierarchy(_ canPlaybackWithoutHierarchy: Bool) {
|
|
}
|
|
|
|
func enterNativePictureInPicture() -> Bool {
|
|
self.webView.evaluateJavaScript("playerRequestPictureInPicture();", completionHandler: nil)
|
|
return true
|
|
}
|
|
|
|
func exitNativePictureInPicture() {
|
|
self.webView.evaluateJavaScript("playerStopPictureInPicture();", completionHandler: nil)
|
|
}
|
|
}
|
|
|
|
private func serializeRanges(_ ranges: RangeSet<Double>) -> [Double] {
|
|
var result: [Double] = []
|
|
for range in ranges.ranges {
|
|
result.append(range.lowerBound)
|
|
result.append(range.upperBound)
|
|
}
|
|
return result
|
|
}
|
|
|
|
private final class VideoElement {
|
|
init() {
|
|
}
|
|
}
|
|
|
|
private final class MediaSource {
|
|
var duration: Double?
|
|
|
|
init() {
|
|
}
|
|
}
|
|
|
|
private final class SourceBuffer {
|
|
private static let sharedQueue = Queue(name: "SourceBuffer")
|
|
|
|
final class Item {
|
|
let tempFile: TempBoxFile
|
|
let asset: AVURLAsset
|
|
let startTime: Double
|
|
let endTime: Double
|
|
let rawData: Data
|
|
|
|
var clippedStartTime: Double
|
|
var clippedEndTime: Double
|
|
|
|
init(tempFile: TempBoxFile, asset: AVURLAsset, startTime: Double, endTime: Double, rawData: Data) {
|
|
self.tempFile = tempFile
|
|
self.asset = asset
|
|
self.startTime = startTime
|
|
self.endTime = endTime
|
|
self.rawData = rawData
|
|
|
|
self.clippedStartTime = startTime
|
|
self.clippedEndTime = endTime
|
|
}
|
|
|
|
func removeRange(start: Double, end: Double) {
|
|
//TODO
|
|
}
|
|
}
|
|
|
|
let mimeType: String
|
|
var initializationData: Data?
|
|
var items: [ChunkMediaPlayerPart] = []
|
|
var ranges = RangeSet<Double>()
|
|
|
|
let updated = ValuePipe<Void>()
|
|
|
|
private var currentUpdateId: Int = 0
|
|
|
|
init(mimeType: String) {
|
|
self.mimeType = mimeType
|
|
}
|
|
|
|
func abortOperation() {
|
|
self.currentUpdateId += 1
|
|
}
|
|
|
|
func appendBuffer(data: Data, completion: @escaping (RangeSet<Double>) -> Void) {
|
|
let initializationData = self.initializationData
|
|
self.currentUpdateId += 1
|
|
let updateId = self.currentUpdateId
|
|
|
|
SourceBuffer.sharedQueue.async { [weak self] in
|
|
let tempFile = TempBox.shared.tempFile(fileName: "data.mp4")
|
|
|
|
var combinedData = Data()
|
|
if let initializationData {
|
|
combinedData.append(initializationData)
|
|
}
|
|
combinedData.append(data)
|
|
guard let _ = try? combinedData.write(to: URL(fileURLWithPath: tempFile.path), options: .atomic) else {
|
|
Queue.mainQueue().async {
|
|
guard let self else {
|
|
completion(RangeSet())
|
|
return
|
|
}
|
|
|
|
if self.currentUpdateId != updateId {
|
|
return
|
|
}
|
|
|
|
completion(self.ranges)
|
|
}
|
|
return
|
|
}
|
|
|
|
if let fragmentInfo = extractFFMpegMediaInfo(path: tempFile.path) {
|
|
Queue.mainQueue().async {
|
|
guard let self else {
|
|
completion(RangeSet())
|
|
return
|
|
}
|
|
|
|
if self.currentUpdateId != updateId {
|
|
return
|
|
}
|
|
|
|
if fragmentInfo.duration.value == 0 {
|
|
self.initializationData = data
|
|
|
|
completion(self.ranges)
|
|
} else {
|
|
let item = ChunkMediaPlayerPart(
|
|
startTime: fragmentInfo.startTime.seconds,
|
|
endTime: fragmentInfo.startTime.seconds + fragmentInfo.duration.seconds,
|
|
file: tempFile
|
|
)
|
|
self.items.append(item)
|
|
self.updateRanges()
|
|
|
|
completion(self.ranges)
|
|
|
|
self.updated.putNext(Void())
|
|
}
|
|
}
|
|
} else {
|
|
assertionFailure()
|
|
Queue.mainQueue().async {
|
|
guard let self else {
|
|
completion(RangeSet())
|
|
return
|
|
}
|
|
|
|
if self.currentUpdateId != updateId {
|
|
return
|
|
}
|
|
|
|
completion(self.ranges)
|
|
}
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
func remove(start: Double, end: Double, completion: @escaping (RangeSet<Double>) -> Void) {
|
|
self.items.removeAll(where: { item in
|
|
if item.startTime >= start && item.endTime <= end {
|
|
return true
|
|
} else {
|
|
return false
|
|
}
|
|
})
|
|
self.updateRanges()
|
|
completion(self.ranges)
|
|
|
|
self.updated.putNext(Void())
|
|
}
|
|
|
|
private func updateRanges() {
|
|
self.ranges = RangeSet()
|
|
for item in self.items {
|
|
let itemStartTime = round(item.startTime * 1000.0) / 1000.0
|
|
let itemEndTime = round(item.endTime * 1000.0) / 1000.0
|
|
self.ranges.formUnion(RangeSet<Double>(itemStartTime ..< itemEndTime))
|
|
}
|
|
}
|
|
}
|
|
|
|
private func parseFragment(filePath: String) -> (offset: CMTime, duration: CMTime)? {
|
|
let source = SoftwareVideoSource(path: filePath, hintVP9: false, unpremultiplyAlpha: false)
|
|
return source.readTrackInfo()
|
|
}
|