root
11776adf52
Read-only probe: CUDA unusable, OpenCL sees the B580, OpenVINO not installed. Per-worker GPU still out of scope.
53 lines
1.6 KiB
Bash
53 lines
1.6 KiB
Bash
# LiveKit server connection
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# Local TEST server (autostarted). Switch this URL to the remote
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# LiveKit later; then: systemctl disable --now livekit-server
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LIVEKIT_URL=ws://127.0.0.1:7880
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LIVEKIT_API_KEY=APIKey_xxx
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LIVEKIT_API_SECRET=APIsecret_xxx
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# Room / naming
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LIVEKIT_ROOM=cameras
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PARTICIPANT_PREFIX=cam
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# Streams
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# "all" = every discovered camera, "1,3,5" or "0-19" = subset
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CAMERAS=all
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VIDEO_WIDTH=1280
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VIDEO_HEIGHT=720
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VIDEO_FPS=30
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VIDEO_MIN_FPS=5
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# Audio
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AUDIO_SAMPLE_RATE=16000
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AUDIO_CHANNELS=1
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# Audio cleanup (speechbrain)
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# mode: auto (default: enhanced if the model is cached, otherwise passthrough)
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# force (always enhance), off (always passthrough)
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ENHANCE_MODE=auto
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# speechbrain model repo (must be 16 kHz; metricGAN-plus runs ~20-40ms/frame on CPU)
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ENHANCE_MODEL=speechbrain/metricgan-plus-voicebank
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# model window vs publish hop: 1 s context, 200 ms emit
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ENHANCE_CHUNK_S=1.0
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ENHANCE_HOP_S=0.2
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# C920 stereo Delay-and-Sum (SpeechBrain GCC-PHAT) before MetricGAN
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# auto (default): beamform if speechbrain loads, else average channels
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# force: require DelaySum_Beamformer, off: average L/R
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BEAMFORM_MODE=auto
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# One BLAS/Torch thread per worker (20 workers vs 28 cores)
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TORCH_NUM_THREADS=1
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# Recompute GCC-PHAT TDOA every N hops (5 * 200 ms = 1 s)
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BEAMFORM_TDOA_EVERY=5
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# Misc
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PUBLISH_TIMEOUT_S=60
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LOG_LEVEL=INFO
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# Headless display wall (run_displays.py / livekit-displays.service)
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# 3 DRM outputs showing LiveKit participants via GStreamer kmssink
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DISPLAY_COUNT=3
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DISPLAY_IDENTITIES=cam-01,cam-02,cam-03
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# Empty = auto (connected heads first, prefer Arc HDMI-A-*)
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DISPLAY_CONNECTORS=
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DISPLAY_IDENTITY=display-wall
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