# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/config/linux/pkg_config.gni")
import("//media/media_options.gni")

# When libpulse is not directly linked, use stubs to allow for dlopening of the
# binary.
if (!link_pulseaudio) {
  action("pulse_generate_stubs") {
    extra_header = "pulse/pulse_stub_header.fragment"

    script = "../../tools/generate_stubs/generate_stubs.py"
    sources = [
      "pulse/pulse.sigs",
    ]
    inputs = [
      extra_header,
    ]
    stubs_filename_root = "pulse_stubs"

    # TODO(ajwong): these need to be included in the pulse build.
    outputs = [
      "$target_gen_dir/pulse/$stubs_filename_root.cc",
      "$target_gen_dir/pulse/$stubs_filename_root.h",
    ]
    args = [
      "-i",
      rebase_path("$target_gen_dir/pulse", root_build_dir),
      "-o",
      rebase_path("$target_gen_dir/pulse", root_build_dir),
      "-t",
      "posix_stubs",
      "-e",
      rebase_path(extra_header, root_build_dir),
      "-s",
      stubs_filename_root,
      "-p",
      "media/audio/pulse",
    ]

    args += rebase_path(sources, root_build_dir)
  }
}

config("platform_config") {
  if (use_alsa) {
    defines = [ "USE_ALSA" ]
  }
}

source_set("audio") {
  visibility = [ "//media/*" ]
  sources = [
    "agc_audio_stream.h",
    "audio_device_name.cc",
    "audio_device_name.h",
    "audio_device_thread.cc",
    "audio_device_thread.h",
    "audio_input_controller.cc",
    "audio_input_controller.h",
    "audio_input_device.cc",
    "audio_input_device.h",
    "audio_input_ipc.cc",
    "audio_input_ipc.h",
    "audio_io.h",
    "audio_manager.cc",
    "audio_manager.h",
    "audio_manager_base.cc",
    "audio_manager_base.h",
    "audio_output_controller.cc",
    "audio_output_controller.h",
    "audio_output_device.cc",
    "audio_output_device.h",
    "audio_output_dispatcher.cc",
    "audio_output_dispatcher.h",
    "audio_output_dispatcher_impl.cc",
    "audio_output_dispatcher_impl.h",
    "audio_output_ipc.cc",
    "audio_output_ipc.h",
    "audio_output_proxy.cc",
    "audio_output_proxy.h",
    "audio_output_resampler.cc",
    "audio_output_resampler.h",
    "audio_output_stream_sink.cc",
    "audio_output_stream_sink.h",
    "audio_power_monitor.cc",
    "audio_power_monitor.h",
    "audio_source_diverter.h",
    "clockless_audio_sink.cc",
    "clockless_audio_sink.h",
    "fake_audio_input_stream.cc",
    "fake_audio_input_stream.h",
    "fake_audio_log_factory.cc",
    "fake_audio_log_factory.h",
    "fake_audio_manager.cc",
    "fake_audio_manager.h",
    "fake_audio_output_stream.cc",
    "fake_audio_output_stream.h",
    "fake_audio_worker.cc",
    "fake_audio_worker.h",
    "null_audio_sink.cc",
    "null_audio_sink.h",
    "sample_rates.cc",
    "sample_rates.h",
    "scoped_task_runner_observer.cc",
    "scoped_task_runner_observer.h",
    "simple_sources.cc",
    "simple_sources.h",
    "sounds/audio_stream_handler.cc",
    "sounds/audio_stream_handler.h",
    "sounds/sounds_manager.cc",
    "sounds/sounds_manager.h",
    "sounds/wav_audio_handler.cc",
    "sounds/wav_audio_handler.h",
    "virtual_audio_input_stream.cc",
    "virtual_audio_input_stream.h",
    "virtual_audio_output_stream.cc",
    "virtual_audio_output_stream.h",
  ]
  deps = []
  libs = []
  configs += [
    ":platform_config",
    "//media:media_config",
    "//media:media_implementation",
  ]

  if (is_mac) {
    sources += [
      "mac/audio_auhal_mac.cc",
      "mac/audio_auhal_mac.h",
      "mac/audio_device_listener_mac.cc",
      "mac/audio_device_listener_mac.h",
      "mac/audio_input_mac.cc",
      "mac/audio_input_mac.h",
      "mac/audio_low_latency_input_mac.cc",
      "mac/audio_low_latency_input_mac.h",
      "mac/audio_manager_mac.cc",
      "mac/audio_manager_mac.h",
    ]
    libs += [
      "AudioToolbox.framework",
      "AudioUnit.framework",
      "CoreAudio.framework",
    ]
  }

  if (is_win) {
    sources += [
      "win/audio_device_listener_win.cc",
      "win/audio_device_listener_win.h",
      "win/audio_low_latency_input_win.cc",
      "win/audio_low_latency_input_win.h",
      "win/audio_low_latency_output_win.cc",
      "win/audio_low_latency_output_win.h",
      "win/audio_manager_win.cc",
      "win/audio_manager_win.h",
      "win/avrt_wrapper_win.cc",
      "win/avrt_wrapper_win.h",
      "win/core_audio_util_win.cc",
      "win/core_audio_util_win.h",
      "win/device_enumeration_win.cc",
      "win/device_enumeration_win.h",
      "win/wavein_input_win.cc",
      "win/wavein_input_win.h",
      "win/waveout_output_win.cc",
      "win/waveout_output_win.h",
    ]
  }

  if (is_android) {
    sources += [
      "android/audio_manager_android.cc",
      "android/audio_manager_android.h",
      "android/audio_record_input.cc",
      "android/audio_record_input.h",
      "android/opensles_input.cc",
      "android/opensles_input.h",
      "android/opensles_output.cc",
      "android/opensles_output.h",
      "android/opensles_wrapper.cc",
    ]
    deps += [ "//media/base/android:media_jni_headers" ]
  }

  if (is_linux) {
    sources += [ "linux/audio_manager_linux.cc" ]
  }

  if (use_alsa) {
    libs += [ "asound" ]
    sources += [
      "alsa/alsa_input.cc",
      "alsa/alsa_input.h",
      "alsa/alsa_output.cc",
      "alsa/alsa_output.h",
      "alsa/alsa_util.cc",
      "alsa/alsa_util.h",
      "alsa/alsa_wrapper.cc",
      "alsa/alsa_wrapper.h",
      "alsa/audio_manager_alsa.cc",
      "alsa/audio_manager_alsa.h",
    ]
  }

  if (use_cras) {
    sources += [
      "cras/audio_manager_cras.cc",
      "cras/audio_manager_cras.h",
      "cras/cras_input.cc",
      "cras/cras_input.h",
      "cras/cras_unified.cc",
      "cras/cras_unified.h",
    ]

    pkg_config("libcras") {
      packages = [ "libcras" ]
    }
    configs += [ ":libcras" ]
    deps += [ "//chromeos:chromeos" ]
  }

  if (use_pulseaudio) {
    sources += [
      "pulse/audio_manager_pulse.cc",
      "pulse/audio_manager_pulse.h",
      "pulse/pulse_input.cc",
      "pulse/pulse_input.h",
      "pulse/pulse_output.cc",
      "pulse/pulse_output.h",
      "pulse/pulse_util.cc",
      "pulse/pulse_util.h",
    ]

    if (link_pulseaudio) {
      pkg_config("libpulse") {
        packages = [ "libpulse" ]
      }
      configs += [ ":libpulse" ]
    } else {
      # TODO(ajwong): Technically, this dl should go in the action.
      libs += [ "dl" ]
      deps += [ ":pulse_generate_stubs" ]
      sources += get_target_outputs(":pulse_generate_stubs")
    }
  }

  configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
}

source_set("test_support") {
  testonly = true
  sources = [
    "audio_unittest_util.cc",
    "audio_unittest_util.h",
    "mock_audio_manager.cc",
    "mock_audio_manager.h",
    "mock_audio_source_callback.cc",
    "mock_audio_source_callback.h",
    "test_audio_input_controller_factory.cc",
    "test_audio_input_controller_factory.h",
  ]
  configs += [ ":platform_config" ]
  deps = [
    "//testing/gmock",
  ]
  configs += [ "//media:media_config" ]
}

source_set("unittests") {
  testonly = true
  sources = [
    "audio_input_controller_unittest.cc",
    "audio_input_unittest.cc",
    "audio_manager_factory_unittest.cc",
    "audio_manager_unittest.cc",
    "audio_output_controller_unittest.cc",
    "audio_output_device_unittest.cc",
    "audio_output_proxy_unittest.cc",
    "audio_parameters_unittest.cc",
    "audio_power_monitor_unittest.cc",
    "fake_audio_worker_unittest.cc",
    "point_unittest.cc",
    "simple_sources_unittest.cc",
    "virtual_audio_input_stream_unittest.cc",
    "virtual_audio_output_stream_unittest.cc",
  ]
  deps = [
    ":test_support",
    "//media/base:test_support",
    "//testing/gmock",
    "//testing/gtest",
    "//url",
  ]

  configs += [
    ":platform_config",
    "//build/config/compiler:no_size_t_to_int_warning",
    "//media:media_config",
  ]

  if (is_android) {
    sources += [ "android/audio_android_unittest.cc" ]
    deps += [ "//ui/gl" ]
  }

  if (is_mac) {
    sources += [
      "mac/audio_auhal_mac_unittest.cc",
      "mac/audio_device_listener_mac_unittest.cc",
      "mac/audio_low_latency_input_mac_unittest.cc",
    ]
  }

  if (is_chromeos) {
    sources += [
      "sounds/audio_stream_handler_unittest.cc",
      "sounds/sounds_manager_unittest.cc",
      "sounds/test_data.cc",
      "sounds/test_data.h",
      "sounds/wav_audio_handler_unittest.cc",
    ]

    if (use_cras) {
      sources += [
        "cras/cras_input_unittest.cc",
        "cras/cras_unified_unittest.cc",
      ]
    }
  }

  if (is_win) {
    sources += [
      "win/audio_device_listener_win_unittest.cc",
      "win/audio_low_latency_input_win_unittest.cc",
      "win/audio_low_latency_output_win_unittest.cc",
      "win/audio_output_win_unittest.cc",
      "win/core_audio_util_win_unittest.cc",
    ]
  }

  if (use_alsa) {
    sources += [
      "alsa/alsa_output_unittest.cc",
      "audio_low_latency_input_output_unittest.cc",
    ]
  }
}