Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/api/mediacontroller.cc

-/*
- *  Copyright 2015 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 "webrtc/api/mediacontroller.h"
-
-#include <memory>
-
-#include "webrtc/base/bind.h"
-#include "webrtc/base/checks.h"
-#include "webrtc/base/constructormagic.h"
-#include "webrtc/call/call.h"
-#include "webrtc/pc/channelmanager.h"
-#include "webrtc/media/base/mediachannel.h"
-
-namespace {
-
-const int kMinBandwidthBps = 30000;
-const int kStartBandwidthBps = 300000;
-const int kMaxBandwidthBps = 2000000;
-
-class MediaController : public webrtc::MediaControllerInterface,
-                        public sigslot::has_slots<> {
- public:
-  MediaController(const cricket::MediaConfig& media_config,
-                  rtc::Thread* worker_thread,
-                  cricket::ChannelManager* channel_manager,
-                  webrtc::RtcEventLog* event_log)
-      : worker_thread_(worker_thread),
-        media_config_(media_config),
-        channel_manager_(channel_manager),
-        call_config_(event_log) {
-    RTC_DCHECK(worker_thread);
-    RTC_DCHECK(event_log);
-    worker_thread_->Invoke<void>(RTC_FROM_HERE,
-                                 rtc::Bind(&MediaController::Construct_w, this,
-                                           channel_manager_->media_engine()));
-  }
-  ~MediaController() override {
-    Close();
-  }
-
-  // webrtc::MediaControllerInterface implementation.
-  void Close() override {
-    worker_thread_->Invoke<void>(RTC_FROM_HERE,
-                                 rtc::Bind(&MediaController::Close_w, this));
-  }
-  webrtc::Call* call_w() override {
-    RTC_DCHECK(worker_thread_->IsCurrent());
-    if (!call_) {
-      call_.reset(webrtc::Call::Create(call_config_));
-    }
-    return call_.get();
-  }
-  cricket::ChannelManager* channel_manager() const override {
-    return channel_manager_;
-  }
-  const cricket::MediaConfig& config() const override { return media_config_; }
-
- private:
-  void Construct_w(cricket::MediaEngineInterface* media_engine) {
-    RTC_DCHECK(worker_thread_->IsCurrent());
-    RTC_DCHECK(media_engine);
-    call_config_.audio_state = media_engine->GetAudioState();
-    call_config_.bitrate_config.min_bitrate_bps = kMinBandwidthBps;
-    call_config_.bitrate_config.start_bitrate_bps = kStartBandwidthBps;
-    call_config_.bitrate_config.max_bitrate_bps = kMaxBandwidthBps;
-  }
-  void Close_w() {
-    RTC_DCHECK(worker_thread_->IsCurrent());
-    call_.reset();
-  }
-
-  rtc::Thread* const worker_thread_;
-  const cricket::MediaConfig media_config_;
-  cricket::ChannelManager* const channel_manager_;
-  webrtc::Call::Config call_config_;
-  std::unique_ptr<webrtc::Call> call_;
-
-  RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(MediaController);
-};
-}  // namespace {
-
-namespace webrtc {
-
-MediaControllerInterface* MediaControllerInterface::Create(
-    const cricket::MediaConfig& config,
-    rtc::Thread* worker_thread,
-    cricket::ChannelManager* channel_manager,
-    webrtc::RtcEventLog* event_log) {
-  return new MediaController(config, worker_thread, channel_manager, event_log);
-}
-}  // namespace webrtc