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Add JamesDSP playback controls and verification harness

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Jonathan Sykes
2026-10-09 20:29:37 +08:00
parent 27b32ff0c9
commit 6bb3271431
15 changed files with 376 additions and 29 deletions
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perf/README.md
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@@ -74,6 +74,11 @@ Each scenario records the following metrics across **5 independent runs** (repor
## 4. How to Run
### Optional JamesDSP integration check
`node perf/dsp.mjs --browser all` builds short local H.264/AAC test tones, exercises Standard and the lazy JamesDSP presets through the real app audio graph, compares the A/B-bypassed RMS to Standard, verifies one worklet heap and no extra media sources, tests the offline cached reload, and injects a failed WASM response to check Standard fallback. Its detailed measurements stay in ignored `perf/.tmp/dsp-results.json`.
`node perf/settings-persist.mjs --browser all` also round-trips a disabled, custom JamesDSP preset through local storage and confirms the Standard selector remains selected.
### Prerequisites
Symlink dependencies and ensure server dependencies are installed:
```bash