tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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cast.gni (4040B)

      1 # Copyright 2015 The Chromium Authors
      2 # Use of this source code is governed by a BSD-style license that can be
      3 # found in the LICENSE file.
      4 
      5 # The args declared in this file should be referenced by components outside of
      6 # //chromecast. Args needed only in //chromecast should be declared in
      7 # //chromecast/chromecast.gni.
      8 declare_args() {
      9   # Set this true for an audio-only Chromecast build.
     10   # TODO(crbug.com/41489655): Remove this arg as CastOS builds are no
     11   # longer supported.
     12   is_cast_audio_only = false
     13 
     14   # If non empty, rpath of executables is set to this.
     15   # If empty, default value is used.
     16   target_rpath = ""
     17 
     18   # Set true to enable modular_updater.
     19   enable_modular_updater = false
     20 
     21   # True to enable the cast audio renderer.
     22   #
     23   # TODO(crbug.com/1293520): Remove this buildflag.
     24   enable_cast_audio_renderer = false
     25 
     26   # Set this to true to build for Nest hardware running Linux (aka "CastOS").
     27   # Set this to false to use the defaults for Linux.
     28   is_castos = false
     29 
     30   # Set this to true to build for Android-based Cast devices.
     31   # Set this to false to use the defaults for Android.
     32   is_cast_android = false
     33 }
     34 
     35 # Restrict is_castos and is_cast_android to only be set on the target toolchain.
     36 is_castos = is_castos && current_toolchain == default_toolchain
     37 is_cast_android = is_cast_android && current_toolchain == default_toolchain
     38 
     39 declare_args() {
     40   # Set this true for a Chromecast build. Chromecast builds are supported on
     41   # Linux, Android, ChromeOS, and Fuchsia.
     42   enable_cast_receiver = false
     43 }
     44 
     45 declare_args() {
     46   # True to enable the cast renderer.  It is enabled by default for Linux and
     47   # Android audio only builds.
     48   #
     49   # TODO(crbug.com/1293520):  Remove this buildflag.
     50   enable_cast_renderer =
     51       enable_cast_receiver &&
     52       (is_linux || is_chromeos || (is_cast_audio_only && is_android))
     53 }
     54 
     55 # Configures media options for cast.  See media/media_options.gni
     56 cast_mojo_media_services = []
     57 cast_mojo_media_host = ""
     58 
     59 if (enable_cast_audio_renderer) {
     60   if (is_android) {
     61     cast_mojo_media_services = [
     62       "cdm",
     63       "audio_decoder",
     64     ]
     65   }
     66 
     67   if (!is_cast_audio_only) {
     68     cast_mojo_media_services += [ "video_decoder" ]
     69   }
     70 
     71   if (is_android && is_cast_audio_only) {
     72     cast_mojo_media_host = "browser"
     73   } else {
     74     cast_mojo_media_host = "gpu"
     75   }
     76 } else if (enable_cast_renderer) {
     77   # In this path, mojo media services are hosted in two processes:
     78   # 1. "renderer" and "cdm" run in browser process. This is hard coded in the
     79   # code.
     80   # 2. "video_decoder" runs in the process specified by "cast_mojo_media_host".
     81   cast_mojo_media_services = [
     82     "cdm",
     83     "renderer",
     84   ]
     85   if (!is_cast_audio_only) {
     86     cast_mojo_media_services += [ "video_decoder" ]
     87   }
     88 
     89   cast_mojo_media_host = "gpu"
     90 } else if (is_android) {
     91   # On Android, all the enabled mojo media services run in the process specified
     92   # by "cast_mojo_media_host".
     93   cast_mojo_media_services = [
     94     "cdm",
     95     "audio_decoder",
     96   ]
     97   if (!is_cast_audio_only) {
     98     # These are Cast/Android devices with Video capabilities (and GPU)
     99     cast_mojo_media_services += [ "video_decoder" ]
    100     cast_mojo_media_host = "gpu"
    101   } else {
    102     # These are Cast/Android devices with only Audio capabilities (no GPU)
    103     cast_mojo_media_host = "browser"
    104   }
    105 }
    106 
    107 # Assert that Chromecast is being built for a supported platform.
    108 assert(is_linux || is_chromeos || is_android || is_fuchsia ||
    109            !enable_cast_receiver,
    110        "Cast receiver builds are not supported on $current_os")
    111 
    112 assert(enable_cast_receiver || !is_cast_audio_only,
    113        "is_cast_audio_only = true requires enable_cast_receiver = true.")
    114 
    115 assert(enable_cast_receiver || !is_castos,
    116        "is_castos = true requires enable_cast_receiver = true.")
    117 assert(is_linux || !is_castos, "is_castos = true requires is_linux = true.")
    118 
    119 assert(enable_cast_receiver || !is_cast_android,
    120        "is_cast_android = true requires enable_cast_receiver = true.")
    121 assert(is_android || !is_cast_android,
    122        "is_cast_android = true requires is_android = true.")