diff options
Diffstat (limited to 'nixpkgs/pkgs/development/libraries/ndi')
-rw-r--r-- | nixpkgs/pkgs/development/libraries/ndi/default.nix | 71 | ||||
-rwxr-xr-x | nixpkgs/pkgs/development/libraries/ndi/update.py | 77 | ||||
-rw-r--r-- | nixpkgs/pkgs/development/libraries/ndi/version.json | 1 |
3 files changed, 149 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/ndi/default.nix b/nixpkgs/pkgs/development/libraries/ndi/default.nix new file mode 100644 index 000000000000..1c15455b6add --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/ndi/default.nix @@ -0,0 +1,71 @@ +{ lib, stdenv, requireFile, avahi, obs-studio-plugins }: + +let + versionJSON = lib.importJSON ./version.json; +in +stdenv.mkDerivation rec { + pname = "ndi"; + version = versionJSON.version; + majorVersion = builtins.head (builtins.splitVersion version); + installerName = "Install_NDI_SDK_v${majorVersion}_Linux"; + + src = requireFile rec { + name = "${installerName}.tar.gz"; + sha256 = versionJSON.hash; + message = '' + In order to use NDI SDK version ${version}, you need to comply with + NewTek's license and download the appropriate Linux tarball from: + + ${meta.homepage} + + Once you have downloaded the file, please use the following command and + re-run the installation: + + \$ nix-prefetch-url file://\$PWD/${name} + ''; + }; + + buildInputs = [ avahi ]; + + unpackPhase = '' + unpackFile ${src} + echo y | ./${installerName}.sh + sourceRoot="NDI SDK for Linux"; + ''; + + installPhase = '' + mkdir $out + mv bin/x86_64-linux-gnu $out/bin + for i in $out/bin/*; do + patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$i" + done + patchelf --set-rpath "${avahi}/lib:${stdenv.cc.libc}/lib" $out/bin/ndi-record + mv lib/x86_64-linux-gnu $out/lib + for i in $out/lib/*; do + if [ -L "$i" ]; then continue; fi + patchelf --set-rpath "${avahi}/lib:${stdenv.cc.libc}/lib" "$i" + done + mv include examples $out/ + mkdir -p $out/share/doc/${pname}-${version} + mv licenses $out/share/doc/${pname}-${version}/licenses + mv logos $out/share/doc/${pname}-${version}/logos + mv documentation/* $out/share/doc/${pname}-${version}/ + ''; + + # Stripping breaks ndi-record. + dontStrip = true; + + passthru.tests = { + inherit (obs-studio-plugins) obs-ndi; + }; + passthru.updateScript = ./update.py; + + meta = with lib; { + homepage = "https://ndi.tv/sdk/"; + description = "NDI Software Developer Kit"; + platforms = ["x86_64-linux"]; + hydraPlatforms = []; + sourceProvenance = with sourceTypes; [ binaryNativeCode ]; + license = licenses.unfree; + }; +} diff --git a/nixpkgs/pkgs/development/libraries/ndi/update.py b/nixpkgs/pkgs/development/libraries/ndi/update.py new file mode 100755 index 000000000000..e80260210368 --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/ndi/update.py @@ -0,0 +1,77 @@ +#!/usr/bin/env nix-shell +#! nix-shell -i python -p "python3.withPackages (ps: with ps; [ ps.absl-py ps.requests ])" + +import hashlib +import io +import json +import os.path +import tarfile + +import requests +from absl import app, flags + +BASE_NAME = "Install_NDI_SDK_v5_Linux" +NDI_SDK_URL = f"https://downloads.ndi.tv/SDK/NDI_SDK_Linux/{BASE_NAME}.tar.gz" +NDI_EXEC = f"{BASE_NAME}.sh" + +NDI_ARCHIVE_MAGIC = b"__NDI_ARCHIVE_BEGIN__\n" + +FLAG_out = flags.DEFINE_string("out", None, "Path to read/write version.json from/to.") + + +def find_version_json() -> str: + if FLAG_out.value: + return FLAG_out.value + try_paths = ["pkgs/development/libraries/ndi/version.json", "version.json"] + for path in try_paths: + if os.path.exists(path): + return path + raise Exception( + "Couldn't figure out where to write version.json; try specifying --out" + ) + + +def fetch_tarball() -> bytes: + r = requests.get(NDI_SDK_URL) + r.raise_for_status() + return r.content + + +def read_version(tarball: bytes) -> str: + # Find the inner script. + outer_tarfile = tarfile.open(fileobj=io.BytesIO(tarball), mode="r:gz") + eula_script = outer_tarfile.extractfile(NDI_EXEC).read() + + # Now find the archive embedded within the script. + archive_start = eula_script.find(NDI_ARCHIVE_MAGIC) + len(NDI_ARCHIVE_MAGIC) + inner_tarfile = tarfile.open( + fileobj=io.BytesIO(eula_script[archive_start:]), mode="r:gz" + ) + + # Now find Version.txt... + version_txt = ( + inner_tarfile.extractfile("NDI SDK for Linux/Version.txt") + .read() + .decode("utf-8") + ) + _, _, version = version_txt.strip().partition(" v") + return version + + +def main(argv): + tarball = fetch_tarball() + + sha256 = hashlib.sha256(tarball).hexdigest() + version = { + "hash": f"sha256:{sha256}", + "version": read_version(tarball), + } + + out_path = find_version_json() + with open(out_path, "w") as f: + json.dump(version, f) + f.write("\n") + + +if __name__ == "__main__": + app.run(main) diff --git a/nixpkgs/pkgs/development/libraries/ndi/version.json b/nixpkgs/pkgs/development/libraries/ndi/version.json new file mode 100644 index 000000000000..d751aa79e431 --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/ndi/version.json @@ -0,0 +1 @@ +{"hash": "sha256:70e04c2e7a629a9854de2727e0f978175b7a4ec6cf4cd9799a22390862f6fa27", "version": "5.5.2"} |