blob: 566cc15dd78daed93c0a98e7d1616728e05ec994 [file] [log] [blame]
/*
* 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 "api/peer_connection_interface.h"
#include "call/call_factory.h"
#include "media/engine/webrtc_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(const CallConfig& config) override {
CallFactory call_factory;
return static_cast<CallFactoryInterface&>(call_factory).CreateCall(config);
}
std::unique_ptr<MediaEngineInterface> CreateMediaEngine(
PeerConnectionFactoryDependencies& deps) override {
std::unique_ptr<FieldTrialsView> fallback_trials;
const FieldTrialsView* trials;
if (deps.trials) {
trials = deps.trials.get();
} else {
fallback_trials = std::make_unique<FieldTrialBasedConfig>();
trials = fallback_trials.get();
}
auto audio_engine = std::make_unique<WebRtcVoiceEngine>(
deps.task_queue_factory.get(), deps.adm.get(),
std::move(deps.audio_encoder_factory),
std::move(deps.audio_decoder_factory), std::move(deps.audio_mixer),
std::move(deps.audio_processing), std::move(deps.audio_frame_processor),
*trials);
auto video_engine = std::make_unique<WebRtcVideoEngine>(
std::move(deps.video_encoder_factory),
std::move(deps.video_decoder_factory), *trials);
return std::make_unique<CompositeMediaEngine>(std::move(fallback_trials),
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