feat: DelaySum beamform plus hop process latency

Keep C920 stereo through SpeechBrain GCC-PHAT Delay-and-Sum, then MetricGAN, and publish mono to LiveKit. Record last_dt_ms and log process_ms/capture_ms every 50 hops for the latency plan.
2026-08-28 06:16:25 +00:00
parent abeea6256c
commit 950128deec
8 changed files with 252 additions and 56 deletions
@@ -42,6 +42,7 @@ def worker_args_for(cfg, cam) -> list[str]:
        "--enhance-model", cfg.enhance_model,
        "--enhance-chunk-s", str(cfg.enhance_chunk_s),
        "--enhance-hop-s", str(cfg.enhance_hop_s),
+        "--beamform-mode", cfg.beamform_mode,
    ]