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.
63 lines
1.8 KiB
Python
63 lines
1.8 KiB
Python
"""USB identities for the fleet vs the (future) speaker Rally."""
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from __future__ import annotations
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from pathlib import Path
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LOGITECH_VID = 0x046D
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# HD Pro C920 (this fleet) and the older 082d id.
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C920_PIDS = frozenset({0x08E5, 0x082D})
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# Logi Rally Camera 0881; Rally Bar / Mini / Huddle variants.
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RALLY_PIDS = frozenset({0x0881, 0x087C, 0x089B, 0x08D3})
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RALLY_IDENTITY = "rally"
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# Huddly IQ on the PCH/Dante hub — not a cam-NN slot.
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HUDDLY_VID = 0x2BD9
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HUDDLY_PIDS = frozenset({0x0021})
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def usb_vid_pid_from_sysfs(sysfs_device: str) -> tuple[int, int] | None:
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p = Path(sysfs_device)
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for _ in range(12):
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vend = p / "idVendor"
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prod = p / "idProduct"
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if vend.is_file() and prod.is_file():
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try:
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return int(vend.read_text().strip(), 16), int(prod.read_text().strip(), 16)
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except ValueError:
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return None
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if str(p).startswith("/sys/devices"):
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p = p.parent
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else:
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return None
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return None
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def usb_vid_pid_of_video_node(video_node: str) -> tuple[int, int] | None:
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link = Path(f"/sys/class/video4linux/{Path(video_node).name}/device")
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try:
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real = str(link.resolve())
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except OSError:
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return None
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return usb_vid_pid_from_sysfs(real)
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def is_c920_pid(pid: int) -> bool:
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return int(pid) in C920_PIDS
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def is_huddly_iq(vid: int, pid: int) -> bool:
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return int(vid) == HUDDLY_VID and int(pid) in HUDDLY_PIDS
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def is_fleet_video(vid: int, pid: int) -> bool:
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"""True only for the 20 C920s. Rally, Huddly IQ, etc. stay out of cam-NN."""
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return int(vid) == LOGITECH_VID and int(pid) in C920_PIDS
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def is_rally_pid(pid: int) -> bool:
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return int(pid) in RALLY_PIDS
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def looks_like_rally_name(name: str) -> bool:
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n = (name or "").lower()
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return "rally" in n
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