perf: reuse GCC-PHAT TDOA; skip 16 kHz AudioNormalizer

Delay-and-Sum still uses the tutorial STFT/cov/GCC-PHAT/DelaySum/ISTFT path. TDOA is refreshed every BEAMFORM_TDOA_EVERY hops (default 5).
2026-08-28 06:19:02 +00:00
parent 23c2e9c4c0
commit b02138669a
6 changed files with 70 additions and 6 deletions
@@ -36,6 +36,8 @@ ENHANCE_HOP_S=0.2
 BEAMFORM_MODE=auto
 # One BLAS/Torch thread per worker (20 workers vs 28 cores)
 TORCH_NUM_THREADS=1
+# Recompute GCC-PHAT TDOA every N hops (5 * 200 ms = 1 s)
+BEAMFORM_TDOA_EVERY=5

 # Misc
 PUBLISH_TIMEOUT_S=60