chromebrew/packages/intel_media_driver.rb

require 'package'

class Intel_media_driver < Package
  description 'The Intel(R) Media Driver for VAAPI is a new VA-API (Video Acceleration API) user mode driver supporting hardware accelerated decoding, encoding, and video post processing for GEN based graphics hardware.'
  homepage 'https://github.com/intel/media-driver'
  version '22.6.6'
  license 'BSD-3, and MIT'
  compatibility 'x86_64'
  source_url 'https://github.com/intel/media-driver.git'
  git_hashtag "intel-media-#{version}"
  binary_compression 'tar.zst'

  binary_sha256({
     x86_64: '415c7263be5e0743e023f3271b1d2e0823bc645678e877965fd30fc6383ea573'
  })

  depends_on 'gcc_lib' # R
  depends_on 'glibc' # R
  depends_on 'gmmlib' # R
  depends_on 'libva' # R

  #  def self.preflight
  #    abort 'Not an Intel processor, aborting.'.lightred unless CREW_IS_INTEL
  #  end

  def self.build
    FileUtils.mkdir('builddir')
    Dir.chdir('builddir') do
      system "cmake #{CREW_CMAKE_OPTIONS.sub('-pipe', '-pipe -Wno-error')} \
      -DMEDIA_BUILD_FATAL_WARNINGS=OFF \
      ../ -G Ninja"
    end
    system 'ninja -C builddir'
  end

  def self.install
    system "DESTDIR=#{CREW_DEST_DIR} ninja -C builddir install"

    FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/etc/env.d/"
    @env = <<~CONFIG_EOF
      # intel_media_driver configuration
      export LIBVA_DRIVER_NAME=iHD
    CONFIG_EOF
    File.write("#{CREW_DEST_PREFIX}/etc/env.d/intel_media_driver", @env)
  end
end