media/mojo/services/gpu_mojo_media_client_win.cc

   1 // Copyright 2021 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 #include "media/mojo/services/gpu_mojo_media_client.h"
   6
   7 #include "base/task/sequenced_task_runner.h"
   8 #include "base/task/single_thread_task_runner.h"
   9 #include "base/task/thread_pool.h"
  10 #include "gpu/command_buffer/service/shared_context_state.h"
  11 #include "gpu/ipc/service/gpu_channel.h"
  12 #include "gpu/ipc/service/gpu_channel_manager.h"
  13 #include "media/base/audio_decoder.h"
  14 #include "media/base/media_switches.h"
  15 #include "media/base/offloading_audio_encoder.h"
  16 #include "media/filters/win/media_foundation_audio_decoder.h"
  17 #include "media/gpu/ipc/service/media_gpu_channel_manager.h"
  18 #include "media/gpu/windows/d3d11_video_decoder.h"
  19 #include "media/gpu/windows/mf_audio_encoder.h"
  20 #include "ui/gl/direct_composition_support.h"
  21
  22 namespace media {
  23
  24 namespace {
  25
  26 D3D11VideoDecoder::GetD3D11DeviceCB GetD3D11DeviceCallback(
  27     ComD3D11Device d3d11_device) {
  28   return base::BindRepeating(
  29       [](ComD3D11Device d3d11_device) { return d3d11_device; },
  30       std::move(d3d11_device));
  31 }
  32
  33 }  // namespace
  34
  35 std::unique_ptr<VideoDecoder> CreatePlatformVideoDecoder(
  36     VideoDecoderTraits& traits) {
  37   if (traits.gpu_workarounds->disable_d3d11_video_decoder) {
  38     return nullptr;
  39   }
  40   // Report that HDR is enabled if any display has HDR enabled.
  41   bool hdr_enabled = false;
  42   auto dxgi_info = gl::GetDirectCompositionHDRMonitorDXGIInfo();
  43   for (const auto& output_desc : dxgi_info->output_descs)
  44     hdr_enabled |= output_desc->hdr_enabled;
  45
  46   ComD3D11Device d3d11_device;
  47   if (traits.media_gpu_channel_manager) {
  48     d3d11_device = traits.media_gpu_channel_manager->d3d11_device();
  49   }
  50
  51   return D3D11VideoDecoder::Create(
  52       traits.gpu_task_runner, traits.media_log->Clone(), traits.gpu_preferences,
  53       *traits.gpu_workarounds, traits.get_command_buffer_stub_cb,
  54       GetD3D11DeviceCallback(std::move(d3d11_device)),
  55       traits.get_cached_configs_cb.Run(), hdr_enabled);
  56 }
  57
  58 std::unique_ptr<AudioEncoder> CreatePlatformAudioEncoder(
  59     scoped_refptr<base::SequencedTaskRunner> task_runner) {
  60   auto encoding_runner = base::ThreadPool::CreateCOMSTATaskRunner({});
  61   auto mf_encoder = std::make_unique<MFAudioEncoder>(encoding_runner);
  62   return std::make_unique<OffloadingAudioEncoder>(std::move(mf_encoder),
  63                                                   std::move(encoding_runner),
  64                                                   std::move(task_runner));
  65 }
  66
  67 absl::optional<SupportedVideoDecoderConfigs>
  68 GetPlatformSupportedVideoDecoderConfigs(
  69     base::WeakPtr<MediaGpuChannelManager> manager,
  70     gpu::GpuDriverBugWorkarounds gpu_workarounds,
  71     gpu::GpuPreferences gpu_preferences,
  72     const gpu::GPUInfo& gpu_info,
  73     base::OnceCallback<SupportedVideoDecoderConfigs()> get_vda_configs) {
  74   // This method must be called on the GPU main thread.
  75   SupportedVideoDecoderConfigs supported_configs;
  76   if (gpu_preferences.disable_accelerated_video_decode)
  77     return supported_configs;
  78   if (!gpu_workarounds.disable_d3d11_video_decoder) {
  79     if (!manager) {
  80       return supported_configs;
  81     }
  82
  83     auto d3d11_device = manager.get()->d3d11_device();
  84     if (!d3d11_device) {
  85       return supported_configs;
  86     }
  87     supported_configs = D3D11VideoDecoder::GetSupportedVideoDecoderConfigs(
  88         gpu_preferences, gpu_workarounds,
  89         GetD3D11DeviceCallback(std::move(d3d11_device)));
  90   }
  91   return supported_configs;
  92 }
  93
  94 std::unique_ptr<AudioDecoder> CreatePlatformAudioDecoder(
  95     scoped_refptr<base::SequencedTaskRunner> task_runner,
  96     std::unique_ptr<MediaLog> media_log) {
  97   return MediaFoundationAudioDecoder::Create();
  98 }
  99
 100 VideoDecoderType GetPlatformDecoderImplementationType(
 101     gpu::GpuDriverBugWorkarounds gpu_workarounds,
 102     gpu::GpuPreferences gpu_preferences,
 103     const gpu::GPUInfo& gpu_info) {
 104   return VideoDecoderType::kD3D11;
 105 }
 106
 107 // There is no CdmFactory on windows, so just stub it out.
 108 class CdmFactory {};
 109 std::unique_ptr<CdmFactory> CreatePlatformCdmFactory(
 110     mojom::FrameInterfaceFactory* frame_interfaces) {
 111   return nullptr;
 112 }
 113
 114 }  // namespace media