| /* |
| * Copyright 2023 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "api/enable_media.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "absl/base/nullability.h" |
| #include "api/environment/environment.h" |
| #include "api/peer_connection_interface.h" |
| #include "api/scoped_refptr.h" |
| #include "call/call.h" |
| #include "call/call_config.h" |
| #include "media/base/media_engine.h" |
| #include "media/engine/webrtc_video_engine.h" |
| #include "media/engine/webrtc_voice_engine.h" |
| #include "pc/media_factory.h" |
| |
| namespace webrtc { |
| namespace { |
| |
| using ::cricket::CompositeMediaEngine; |
| using ::cricket::MediaEngineInterface; |
| using ::cricket::WebRtcVideoEngine; |
| using ::cricket::WebRtcVoiceEngine; |
| |
| class MediaFactoryImpl : public MediaFactory { |
| public: |
| MediaFactoryImpl() = default; |
| MediaFactoryImpl(const MediaFactoryImpl&) = delete; |
| MediaFactoryImpl& operator=(const MediaFactoryImpl&) = delete; |
| ~MediaFactoryImpl() override = default; |
| |
| std::unique_ptr<Call> CreateCall(CallConfig config) override { |
| return webrtc::Call::Create(std::move(config)); |
| } |
| |
| std::unique_ptr<MediaEngineInterface> CreateMediaEngine( |
| const Environment& env, |
| PeerConnectionFactoryDependencies& deps) override { |
| absl::Nullable<scoped_refptr<AudioProcessing>> audio_processing = |
| deps.audio_processing_builder != nullptr |
| ? std::move(deps.audio_processing_builder)->Build(env) |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wdeprecated-declarations" |
| : std::move(deps.audio_processing); |
| #pragma clang diagnostic pop |
| |
| auto audio_engine = std::make_unique<WebRtcVoiceEngine>( |
| &env.task_queue_factory(), deps.adm.get(), |
| std::move(deps.audio_encoder_factory), |
| std::move(deps.audio_decoder_factory), std::move(deps.audio_mixer), |
| std::move(audio_processing), std::move(deps.audio_frame_processor), |
| env.field_trials()); |
| auto video_engine = std::make_unique<WebRtcVideoEngine>( |
| std::move(deps.video_encoder_factory), |
| std::move(deps.video_decoder_factory), env.field_trials()); |
| return std::make_unique<CompositeMediaEngine>(std::move(audio_engine), |
| std::move(video_engine)); |
| } |
| }; |
| |
| } // namespace |
| |
| void EnableMedia(PeerConnectionFactoryDependencies& deps) { |
| if (deps.media_factory != nullptr) { |
| // Do nothing if media is already enabled. Overwriting media_factory can be |
| // harmful when a different (e.g. test-only) implementation is used. |
| return; |
| } |
| deps.media_factory = std::make_unique<MediaFactoryImpl>(); |
| } |
| |
| } // namespace webrtc |