# Copyright 2015 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/chromecast_build.gni")
import("//chromecast/chromecast.gni")
import("//media/media_options.gni")

source_set("backend") {
  sources = [
    "audio_decoder_wrapper.cc",
    "audio_decoder_wrapper.h",
    "media_pipeline_backend_factory.h",
    "media_pipeline_backend_factory_impl.cc",
    "media_pipeline_backend_factory_impl.h",
    "media_pipeline_backend_manager.cc",
    "media_pipeline_backend_manager.h",
    "media_pipeline_backend_wrapper.cc",
    "media_pipeline_backend_wrapper.h",
  ]

  public_deps = [
    "//chromecast/public",
    "//chromecast/public/media",
  ]

  deps = [
    "//base",
    "//chromecast:chromecast_features",
    "//chromecast/media:libcast_media",
    "//chromecast/media/cma/base",
  ]
}

source_set("cast_media_android_dummy") {
  sources = [
    "cast_media_android_dummy.cc",
  ]
  deps = [
    "//base",
    "//chromecast:chromecast_features",
    "//chromecast/public",
    "//chromecast/public/media",
  ]
}

# Target for OEM partners to override media shared library, i.e.
# libcast_media_1.0.so. This target is only used to build executables
# with correct linkage information.
cast_shared_library("libcast_media_1.0") {
  if (is_cast_desktop_build) {
    deps = [
      ":default",
    ]
  } else {
    deps = [
      ":dummy",
    ]
  }
}

# Default implementation of media backend used on desktop.
source_set("default") {
  sources = [
    "audio_decoder_default.cc",
    "audio_decoder_default.h",
    "cast_media_default.cc",
    "media_pipeline_backend_default.cc",
    "media_pipeline_backend_default.h",
    "media_sink_default.cc",
    "media_sink_default.h",
    "video_decoder_default.cc",
    "video_decoder_default.h",
  ]

  deps = [
    "//base",
    "//chromecast/base",
    "//chromecast/public/media",
    "//media",
  ]
}

# Dummy implementation of media backend used on chromecast devices.
# Must not depend on anything outside //chromecast/public.
source_set("dummy") {
  sources = [
    "cast_media_dummy.cc",
  ]

  deps = [
    "//chromecast/public",
  ]
}

# Implementation of video decoder that discards decoder buffers.
# Used on audio platforms for media streams containing video.
source_set("null") {
  sources = [
    "video_decoder_null.cc",
    "video_decoder_null.h",
  ]

  deps = [
    "//base",
    "//chromecast/public/media",
  ]
}