96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
/*
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* Copyright 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/api/mediacontroller.h"
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#include <memory>
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#include "webrtc/base/bind.h"
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#include "webrtc/base/checks.h"
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#include "webrtc/base/constructormagic.h"
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#include "webrtc/call.h"
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#include "webrtc/pc/channelmanager.h"
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#include "webrtc/media/base/mediachannel.h"
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namespace {
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const int kMinBandwidthBps = 30000;
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const int kStartBandwidthBps = 300000;
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const int kMaxBandwidthBps = 2000000;
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class MediaController : public webrtc::MediaControllerInterface,
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public sigslot::has_slots<> {
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public:
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MediaController(const cricket::MediaConfig& media_config,
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rtc::Thread* worker_thread,
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cricket::ChannelManager* channel_manager)
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: worker_thread_(worker_thread),
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media_config_(media_config),
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channel_manager_(channel_manager) {
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RTC_DCHECK(worker_thread);
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worker_thread_->Invoke<void>(RTC_FROM_HERE,
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rtc::Bind(&MediaController::Construct_w, this,
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channel_manager_->media_engine()));
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}
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~MediaController() override {
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Close();
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}
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// webrtc::MediaControllerInterface implementation.
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void Close() override {
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worker_thread_->Invoke<void>(RTC_FROM_HERE,
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rtc::Bind(&MediaController::Close_w, this));
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}
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webrtc::Call* call_w() override {
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RTC_DCHECK(worker_thread_->IsCurrent());
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if (!call_) {
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call_.reset(webrtc::Call::Create(call_config_));
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}
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return call_.get();
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}
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cricket::ChannelManager* channel_manager() const override {
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return channel_manager_;
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}
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const cricket::MediaConfig& config() const override { return media_config_; }
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private:
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void Construct_w(cricket::MediaEngineInterface* media_engine) {
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RTC_DCHECK(worker_thread_->IsCurrent());
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RTC_DCHECK(media_engine);
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call_config_.audio_state = media_engine->GetAudioState();
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call_config_.bitrate_config.min_bitrate_bps = kMinBandwidthBps;
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call_config_.bitrate_config.start_bitrate_bps = kStartBandwidthBps;
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call_config_.bitrate_config.max_bitrate_bps = kMaxBandwidthBps;
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}
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void Close_w() {
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RTC_DCHECK(worker_thread_->IsCurrent());
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call_.reset();
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}
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rtc::Thread* const worker_thread_;
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const cricket::MediaConfig media_config_;
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cricket::ChannelManager* const channel_manager_;
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webrtc::Call::Config call_config_;
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std::unique_ptr<webrtc::Call> call_;
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RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(MediaController);
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};
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} // namespace {
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namespace webrtc {
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MediaControllerInterface* MediaControllerInterface::Create(
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const cricket::MediaConfig& config,
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rtc::Thread* worker_thread,
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cricket::ChannelManager* channel_manager) {
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return new MediaController(config, worker_thread, channel_manager);
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}
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} // namespace webrtc
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