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fix(cli/tts): native-level WAVs for KokoroAne in tts-asr-verify + tts-benchmark #870

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Merged
Alex-Wengg merged 1 commit into from
Aug 19, 2026
Merged

fix(cli/tts): native-level WAVs for KokoroAne in tts-asr-verify + tts-benchmark #870

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4 changes: 3 additions & 1 deletion Sources/FluidAudioCLI/Commands/TTSAsrVerifyCommand.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -146,8 +146,10 @@ public enum TTSAsrVerifyCommand {
let synth0 = Date()
let detailed = try await manager.synthesizeDetailed(
text: phrase, voice: resolvedVoice, speed: 1.0)
// Native level — KokoroAne ships un-normalized output (#852).
let wav = try AudioWAV.data(
from: detailed.samples, sampleRate: Double(detailed.sampleRate))
from: detailed.samples, sampleRate: Double(detailed.sampleRate),
normalize: false)
let synthS = Date().timeIntervalSince(synth0)

// Persist WAV (audioDir if set, else temp file).
Expand Down
9 changes: 8 additions & 1 deletion Sources/FluidAudioCLI/Commands/TtsBenchmarkCommand.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -388,6 +388,8 @@ public enum TtsBenchmarkCommand {
outputJson: outputJson,
audioDir: audioDir,
asrChoice: asrChoice,
// Native level — KokoroAne ships un-normalized output (#852).
normalizeWavs: false,
extraSummary: ["voice": voice]
) { text in
let t0 = Date()
Expand Down Expand Up @@ -483,6 +485,7 @@ public enum TtsBenchmarkCommand {
outputJson: outputJson,
audioDir: audioDir,
asrChoice: asrChoice,
normalizeWavs: true,
extraSummary: ["voice": voice, "language": language.rawValue]
) { text in
// PocketTTS is streaming-first: we measure TTFT (time to first
Expand Down Expand Up @@ -567,6 +570,7 @@ public enum TtsBenchmarkCommand {
outputJson: outputJson,
audioDir: audioDir,
asrChoice: asrChoice,
normalizeWavs: true,
extraSummary: [
"reference": referenceURL.path,
"alpha": Double(StyleTTS2Constants.defaultAlpha),
Expand Down Expand Up @@ -659,6 +663,7 @@ public enum TtsBenchmarkCommand {
outputJson: outputJson,
audioDir: audioDir,
asrChoice: asrChoice,
normalizeWavs: true,
extraSummary: [
"voice_style": style.name,
"language": language,
Expand Down Expand Up @@ -701,6 +706,7 @@ public enum TtsBenchmarkCommand {
outputJson: String?,
audioDir: String?,
asrChoice: AsrChoice,
normalizeWavs: Bool,
extraSummary: [String: Any],
synthOne: (String) async throws -> BackendPhraseSample
) async throws {
Expand Down Expand Up @@ -738,7 +744,8 @@ public enum TtsBenchmarkCommand {
.appendingPathComponent("tts-benchmark-\(UUID().uuidString).wav")
}
let wavData = try AudioWAV.data(
from: sample.samples, sampleRate: Double(sample.sampleRate))
from: sample.samples, sampleRate: Double(sample.sampleRate),
normalize: normalizeWavs)
try wavData.write(to: wavURL)

var werValue = Double.nan
Expand Down
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