content/browser/media/stable_video_decoder_factory.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/public/browser/stable_video_decoder_factory.h"

#include "build/chromeos_buildflags.h"
#include "components/viz/common/switches.h"
#include "content/public/browser/gpu_utils.h"
#include "content/public/browser/service_process_host.h"
#include "media/mojo/mojom/stable/stable_video_decoder.mojom.h"

#if BUILDFLAG(IS_CHROMEOS_LACROS)
#include "chromeos/lacros/lacros_service.h"
#endif

namespace content {

void LaunchStableVideoDecoderFactory(
    mojo::PendingReceiver<media::stable::mojom::StableVideoDecoderFactory>
        receiver) {
#if BUILDFLAG(IS_CHROMEOS_LACROS)
  // For LaCrOS, we need to use crosapi to establish a
  // StableVideoDecoderFactory connection to ash-chrome.
  auto* lacros_service = chromeos::LacrosService::Get();
  if (lacros_service && lacros_service->IsStableVideoDecoderFactoryAvailable())
    lacros_service->BindStableVideoDecoderFactory(std::move(receiver));
#else
  std::vector<std::string> extra_switches;
#if BUILDFLAG(IS_CHROMEOS_ASH)
  gpu::GpuPreferences gpu_preferences =
      content::GetGpuPreferencesFromCommandLine();
  if (!gpu_preferences.enable_chromeos_direct_video_decoder) {
    // TODO(b/195769334): consider passing |gpu_preferences|.ToSwitchValue() to
    // the utility process instead.
    extra_switches.push_back(
        ::switches::kPlatformDisallowsChromeOSDirectVideoDecoder);
  }
#endif
  ServiceProcessHost::Launch(
      std::move(receiver),
      ServiceProcessHost::Options()
          .WithDisplayName("Video Decoder")
          .WithExtraCommandLineSwitches(std::move(extra_switches))
          .Pass());
#endif
}

}  // namespace content