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/*
* libjingle
* Copyright 2015 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "talk/app/webrtc/mediacontroller.h"
#include "talk/session/media/channelmanager.h"
#include "webrtc/base/bind.h"
#include "webrtc/base/checks.h"
#include "webrtc/call.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(rtc::Thread* worker_thread,
cricket::ChannelManager* channel_manager)
: worker_thread_(worker_thread), channel_manager_(channel_manager) {
RTC_DCHECK(nullptr != worker_thread);
worker_thread_->Invoke<void>(
rtc::Bind(&MediaController::Construct_w, this,
channel_manager_->media_engine()->GetVoE()));
}
~MediaController() override {
worker_thread_->Invoke<void>(
rtc::Bind(&MediaController::Destruct_w, this));
}
webrtc::Call* call_w() override {
RTC_DCHECK(worker_thread_->IsCurrent());
return call_.get();
}
cricket::ChannelManager* channel_manager() const override {
return channel_manager_;
}
private:
void Construct_w(webrtc::VoiceEngine* voice_engine) {
RTC_DCHECK(worker_thread_->IsCurrent());
webrtc::Call::Config config;
config.voice_engine = voice_engine;
config.bitrate_config.min_bitrate_bps = kMinBandwidthBps;
config.bitrate_config.start_bitrate_bps = kStartBandwidthBps;
config.bitrate_config.max_bitrate_bps = kMaxBandwidthBps;
call_.reset(webrtc::Call::Create(config));
}
void Destruct_w() {
RTC_DCHECK(worker_thread_->IsCurrent());
call_.reset();
}
rtc::Thread* const worker_thread_;
cricket::ChannelManager* const channel_manager_;
rtc::scoped_ptr<webrtc::Call> call_;
RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(MediaController);
};
} // namespace {
namespace webrtc {
MediaControllerInterface* MediaControllerInterface::Create(
rtc::Thread* worker_thread,
cricket::ChannelManager* channel_manager) {
return new MediaController(worker_thread, channel_manager);
}
} // namespace webrtc
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