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fix(iOS): replace FileHandle(forWritingTo:) with Data concatenation for TS merge

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FileHandle(forWritingTo:) throws when file doesn't exist — it opens, not creates.
Changed to Data.append + Data.write which creates the file automatically.
This commit is contained in:
yumoqing 2026-07-17 21:31:51 +08:00
parent f73bc4532e
commit 1f8ecb9bcb
1 changed files with 5 additions and 6 deletions
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11
Sources/HLSRecorder.swift
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@ -216,15 +216,14 @@ final class HLSRecorder: ObservableObject {
NSLog("[MiniPlayer] Recording loop exited: %d segments downloaded", downloadedSegments.count)
// 4. 合并所有 TS 片段
// 4. 合并所有 TS 片段（用 Data 拼接，避免 FileHandle(forWritingTo:) 不会创建文件的坑）
let mergedTS = tempDir.appendingPathComponent("merged.ts")
let output = try FileHandle(forWritingTo: mergedTS)
var mergedData = Data()
for segFile in downloadedSegments {
let segData = try Data(contentsOf: segFile)
output.write(segData)
mergedData.append(try Data(contentsOf: segFile))
}
output.closeFile()
NSLog("[MiniPlayer] Merged %d segments → %@", downloadedSegments.count, mergedTS.path)
try mergedData.write(to: mergedTS)
NSLog("[MiniPlayer] Merged %d segments → %@ (%d bytes)", downloadedSegments.count, mergedTS.path, mergedData.count)
// 5. TS → MP4（内部有超时保护）
let outputURL = try await remuxToMP4(tsURL: mergedTS)