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forward late subtitles to native player

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dirtydishes 2026-05-25 06:43:53 -04:00
parent 66f66faf28
commit d6bcb52e8a
8 changed files with 729 additions and 7 deletions
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27
Dreamio/VLCNativePlaybackBackend.swift
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@ -58,7 +58,7 @@ final class VLCNativePlaybackBackend: NSObject, NativePlaybackBackend {
print("[DreamioVLC] opening url=\(URLRedactor.redactedURLString(request.playbackURL.absoluteString))")
#endif
mediaPlayer.play()
attachSubtitles(request.subtitleCandidates)
addSubtitleCandidates(request.subtitleCandidates)
#else
onFailure?(NativePlaybackError.backendUnavailable)
#endif
@ -113,6 +113,15 @@ final class VLCNativePlaybackBackend: NSObject, NativePlaybackBackend {
#endif
}
@discardableResult
func addSubtitleCandidates(_ candidates: [SubtitleCandidate]) -> Int {
#if canImport(MobileVLCKit)
return attachSubtitles(candidates)
#else
return 0
#endif
}
func stop() {
#if canImport(MobileVLCKit)
mediaPlayer.stop()
@ -194,23 +203,33 @@ final class VLCNativePlaybackBackend: NSObject, NativePlaybackBackend {
}
#if canImport(MobileVLCKit)
private func attachSubtitles(_ candidates: [SubtitleCandidate]) {
private func attachSubtitles(_ candidates: [SubtitleCandidate]) -> Int {
var attachedCount = 0
var duplicateCount = 0
candidates.forEach { candidate in
guard !attachedSubtitleURLs.contains(candidate.url) else {
duplicateCount += 1
return
}
attachedSubtitleURLs.insert(candidate.url)
mediaPlayer.addPlaybackSlave(candidate.url, type: .subtitle, enforce: false)
attachedCount += 1
#if DEBUG
print("[DreamioVLC] attached subtitle=\(URLRedactor.redactedURLString(candidate.url.absoluteString))")
#endif
}
guard !candidates.isEmpty else {
return
#if DEBUG
if !candidates.isEmpty {
print("[DreamioVLC] subtitle candidates=\(candidates.count) attached=\(attachedCount) duplicates=\(duplicateCount)")
}
#endif
guard attachedCount > 0 else {
return attachedCount
}
DispatchQueue.main.asyncAfter(deadline: .now() + 1) { [weak self] in
self?.onSubtitleTracksChange?()
}
return attachedCount
}
#endif
}