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start vlc before cache probing

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dirtydishes 2026-05-26 09:01:33 -04:00
parent 4b173e0b88
commit c4236afe7a
4 changed files with 91 additions and 52 deletions
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60
Dreamio/VLCNativePlaybackBackend.swift
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@ -71,59 +71,15 @@ final class VLCNativePlaybackBackend: NSObject, NativePlaybackBackend {
lastLoggedState = nil
lastBufferingLogTime = nil
#if DEBUG
print("[DreamioVLC] cache-probe url=\(URLRedactor.redactedURLString(request.playbackURL.absoluteString))")
print("[DreamioVLC] cache fallback reason=startup-direct-preferred url=\(URLRedactor.redactedURLString(request.playbackURL.absoluteString))")
#endif
playbackStartupTask = Task { [weak self] in
guard let self else {
return
}
let fetcher = HTTPRangeRemoteFetcher(url: request.playbackURL, headers: request.headers)
let probe = await fetcher.probe(timeoutInterval: 1.5)
guard !Task.isCancelled else {
return
}
if probe.isCacheable, let contentLength = probe.contentLength, contentLength > 0 {
do {
let session = ProgressiveHTTPRangeCacheSession(
fetcher: fetcher,
contentLength: contentLength,
durationProvider: { [weak self] in self?.duration ?? 0 }
)
let localURL = try await ProgressiveHTTPRangeCacheServer.shared.localURL(for: session)
await MainActor.run {
self.rangeCacheSession = session
session.prefetch(aroundByteOffset: 0)
self.startVLCMedia(
url: localURL,
request: request,
playbackMode: "local-cache",
cachingMilliseconds: 500,
includeRemoteHTTPOptions: false
)
}
return
} catch {
#if DEBUG
print("[DreamioVLC] cache fallback reason=local-server-error-\(error)")
#endif
}
} else {
#if DEBUG
print("[DreamioVLC] cache fallback reason=\(probe.fallbackReason ?? "unknown")")
#endif
}
await MainActor.run {
self.startVLCMedia(
url: request.playbackURL,
request: request,
playbackMode: "direct",
cachingMilliseconds: 2500,
includeRemoteHTTPOptions: true
)
}
}
startVLCMedia(
url: request.playbackURL,
request: request,
playbackMode: "direct",
cachingMilliseconds: 2500,
includeRemoteHTTPOptions: true
)
#else
onFailure?(NativePlaybackError.backendUnavailable)
#endif