chore: snapshot livekit-cameras after serial pin + speechbrain lengths fix

2026-08-28 05:15:00 +00:00
commit dc46cbef04
14 changed files with 1369 additions and 0 deletions
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+# LiveKit server connection
+LIVEKIT_URL=ws://localhost:7880
+LIVEKIT_API_KEY=APIKey_xxx
+LIVEKIT_API_SECRET=APIsecret_xxx
+
+# Room / naming
+LIVEKIT_ROOM=cameras
+PARTICIPANT_PREFIX=cam
+
+# Streams
+# "all" = every discovered camera, "1,3,5" or "0-19" = subset
+CAMERAS=all
+VIDEO_WIDTH=1280
+VIDEO_HEIGHT=720
+VIDEO_FPS=30
+VIDEO_MIN_FPS=5
+
+# Audio
+AUDIO_SAMPLE_RATE=16000
+AUDIO_CHANNELS=1
+
+# Audio cleanup (speechbrain)
+# mode: auto (default: enhanced if the model is cached, otherwise passthrough)
+#       force (always enhance), off (always passthrough)
+ENHANCE_MODE=auto
+# speechbrain model repo (must be 16 kHz; metricGAN-plus runs ~20-40ms/frame on CPU)
+ENHANCE_MODEL=speechbrain/metricgan-plus-voicebank
+ENHANCE_CHUNK_S=0.2
+
+# Misc
+PUBLISH_TIMEOUT_S=60
+LOG_LEVEL=INFO