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refactor widevine

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This commit is contained in:
Sean Kovacs 2026-03-16 17:18:51 -04:00
commit 882921b509
Signed by: sckova
GPG key ID: 00F325187C68651A
1 changed files with 37 additions and 24 deletions
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61
system/widevine/default.nix
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@ -7,29 +7,42 @@
}:
{
nixpkgs.overlays = lib.mkIf (config.nixpkgs.hostPlatform.isLinux) [
(final: prev: {
wrapFirefox =
browser: opts:
let
extraPrefs = (opts.extraPrefs or "") + ''
lockPref("media.gmp-widevinecdm.version", "system-installed");
lockPref("media.gmp-widevinecdm.visible", true);
lockPref("media.gmp-widevinecdm.enabled", true);
lockPref("media.gmp-widevinecdm.autoupdate", false);
lockPref("media.eme.enabled", true);
lockPref("media.eme.encrypted-media-encryption-scheme.enabled", true);
'';
widevineCdmDir = "${final.widevine-cdm}/share/google/chrome/WidevineCdm";
widevineOutDir = "$out/gmp-widevinecdm/system-installed";
in
(prev.wrapFirefox browser (opts // { inherit extraPrefs; })).overrideAttrs (previousAttrs: {
buildCommand = previousAttrs.buildCommand + ''
mkdir -p "${widevineOutDir}"
ln -s "${widevineCdmDir}/_platform_specific/linux_arm64/libwidevinecdm.so" "${widevineOutDir}/libwidevinecdm.so"
ln -s "${widevineCdmDir}/manifest.json" "${widevineOutDir}/manifest.json"
wrapProgram "$oldExe" --set MOZ_GMP_PATH "${widevineOutDir}"
'';
});
})
(
final: prev:
let
# Determine the correct directory name based on the system architecture
archDir =
if final.stdenv.hostPlatform.isAarch64 then
"linux_arm64"
else if final.stdenv.hostPlatform.isx86_64 then
"linux_x64"
else
throw "Unsupported architecture for Widevine CDM";
in
{
wrapFirefox =
browser: opts:
let
extraPrefs = (opts.extraPrefs or "") + ''
lockPref("media.gmp-widevinecdm.version", "system-installed");
lockPref("media.gmp-widevinecdm.visible", true);
lockPref("media.gmp-widevinecdm.enabled", true);
lockPref("media.gmp-widevinecdm.autoupdate", false);
lockPref("media.eme.enabled", true);
lockPref("media.eme.encrypted-media-encryption-scheme.enabled", true);
'';
widevineCdmDir = "${final.widevine-cdm}/share/google/chrome/WidevineCdm";
widevineOutDir = "$out/gmp-widevinecdm/system-installed";
in
(prev.wrapFirefox browser (opts // { inherit extraPrefs; })).overrideAttrs (previousAttrs: {
buildCommand = previousAttrs.buildCommand + ''
mkdir -p "${widevineOutDir}"
ln -s "${widevineCdmDir}/_platform_specific/${archDir}/libwidevinecdm.so" "${widevineOutDir}/libwidevinecdm.so"
ln -s "${widevineCdmDir}/manifest.json" "${widevineOutDir}/manifest.json"
wrapProgram "$oldExe" --set MOZ_GMP_PATH "${widevineOutDir}"
'';
});
}
)
];
}