root
95bb7c50ee
Publish and subscribe over wss://livekit.uni-wh.de:7800 and refuse cleartext ws://. Conference room is uwh-telhai. Includes the uncommitted encoded H.264 publish path, Rally hairpin, and KMS wall overlay.
78 lines
2.1 KiB
Python
78 lines
2.1 KiB
Python
#!/usr/bin/env python3
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"""Throwaway: one software-encoder publisher reading cam-01 I420 SHM.
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Does not open /dev/camNN. Identity spike-sw so it does not kick cam-01.
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"""
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from __future__ import annotations
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import json
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import os
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import sys
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from pathlib import Path
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ROOT = Path(__file__).resolve().parents[1]
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sys.path.insert(0, str(ROOT))
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os.chdir(ROOT)
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from config import load_config # noqa: E402
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from tokens import make_token # noqa: E402
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SHM_DIR = "/run/livekit-cameras/raw"
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SRC = f"{SHM_DIR}/cam-01.i420"
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LINK = f"{SHM_DIR}/spike-sw.i420"
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def main() -> int:
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cfg = load_config()
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if not os.path.exists(SRC):
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print("missing", SRC, file=sys.stderr)
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return 1
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try:
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os.remove(LINK)
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except FileNotFoundError:
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pass
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os.symlink(SRC, LINK)
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cam = {
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"index": 0,
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"identity": "spike-sw",
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"video_device": "/dev/null",
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"audio_card": None,
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"usb_port": "",
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"serial": "",
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"extra_video_devices": [],
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"width": 640,
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"height": 360,
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"token": make_token(cfg.url, cfg.api_key, cfg.api_secret, cfg.room, "spike-sw"),
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}
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os.environ.setdefault(
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"LIVEKIT_LIB_PATH",
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str(ROOT / "native" / "liblivekit_ffi.so"),
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)
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os.environ.setdefault("LIBVA_DRM_DEVICE", cfg.vaapi_device)
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os.environ.setdefault("LIBVA_DRIVER_NAME", "iHD")
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argv = [
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sys.executable,
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str(ROOT / "run_publisher.py"),
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"--cameras-json", json.dumps([cam]),
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"--url", cfg.url,
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"--room", cfg.room,
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"--width", "640",
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"--height", "360",
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"--fps", "30",
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"--bitrate", str(cfg.video_bitrate),
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"--video-codec", "h264",
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"--video-encoder", "software",
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"--vaapi-device", cfg.vaapi_device,
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"--audio-rate", str(cfg.audio_rate),
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"--enhance-mode", "off",
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"--beamform-mode", "off",
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"--video-shm-dir", SHM_DIR,
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"--audio-shm-dir", cfg.audio_shm_dir,
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"--encoder-rss-limit-kb", "99000000",
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]
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os.execv(sys.executable, argv)
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if __name__ == "__main__":
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raise SystemExit(main())
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