depot/third_party/nixpkgs/nixos/modules/hardware/video/uvcvideo/default.nix
Default email 159e378cbb Project import generated by Copybara.
GitOrigin-RevId: c04d5652cfa9742b1d519688f65d1bbccea9eb7e
2024-09-19 17:19:46 +03:00

60 lines
1.5 KiB
Nix

{ config, lib, pkgs, ... }:
let
cfg = config.services.uvcvideo;
uvcdynctrl-udev-rules = packages: pkgs.callPackage ./uvcdynctrl-udev-rules.nix {
drivers = packages;
udevDebug = false;
};
in
{
options = {
services.uvcvideo.dynctrl = {
enable = lib.mkOption {
type = lib.types.bool;
default = false;
description = ''
Whether to enable {command}`uvcvideo` dynamic controls.
Note that enabling this brings the {command}`uvcdynctrl` tool
into your environment and register all dynamic controls from
specified {command}`packages` to the {command}`uvcvideo` driver.
'';
};
packages = lib.mkOption {
type = lib.types.listOf lib.types.path;
example = lib.literalExpression "[ pkgs.tiscamera ]";
description = ''
List of packages containing {command}`uvcvideo` dynamic controls
rules. All files found in
{file}`«pkg»/share/uvcdynctrl/data`
will be included.
Note that these will serve as input to the {command}`libwebcam`
package which through its own {command}`udev` rule will register
the dynamic controls from specified packages to the {command}`uvcvideo`
driver.
'';
apply = map lib.getBin;
};
};
};
config = lib.mkIf cfg.dynctrl.enable {
services.udev.packages = [
(uvcdynctrl-udev-rules cfg.dynctrl.packages)
];
environment.systemPackages = [
pkgs.libwebcam
];
};
}