objc_call_client.h

Enable keyboard shortcuts

/*

 *  Copyright 2018 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.

*/

#ifndef EXAMPLES_OBJCNATIVEAPI_OBJCCALLCLIENT_H_

#define EXAMPLES_OBJCNATIVEAPI_OBJCCALLCLIENT_H_

#include <memory>

#include <string>

#import "sdk/objc/base/RTCMacros.h"

#include "api/peer_connection_interface.h"

#include "api/scoped_refptr.h"

#include "api/sequence_checker.h"

#include "rtc_base/synchronization/mutex.h"

@class RTC_OBJC_TYPE(RTCVideoCapturer);

@protocol RTC_OBJC_TYPE

(RTCVideoRenderer);

namespace webrtc_examples {

class ObjCCallClient {

 public:

  ObjCCallClient();

  void Call(RTC_OBJC_TYPE(RTCVideoCapturer) * capturer,

            id<RTC_OBJC_TYPE(RTCVideoRenderer)> remote_renderer);

  void Hangup();

 private:

  class PCObserver : public webrtc::PeerConnectionObserver {

   public:

    explicit PCObserver(ObjCCallClient* client);

    void OnSignalingChange(webrtc::PeerConnectionInterface::SignalingState new_state) override;

    void OnDataChannel(rtc::scoped_refptr<webrtc::DataChannelInterface> data_channel) override;

    void OnRenegotiationNeeded() override;

    void OnIceConnectionChange(

        webrtc::PeerConnectionInterface::IceConnectionState new_state) override;

    void OnIceGatheringChange(

        webrtc::PeerConnectionInterface::IceGatheringState new_state) override;

    void OnIceCandidate(const webrtc::IceCandidateInterface* candidate) override;

   private:

    ObjCCallClient* const client_;

};

  void CreatePeerConnectionFactory() RTC_RUN_ON(thread_checker_);

  void CreatePeerConnection() RTC_RUN_ON(thread_checker_);

  void Connect() RTC_RUN_ON(thread_checker_);

  webrtc::SequenceChecker thread_checker_;

  bool call_started_ RTC_GUARDED_BY(thread_checker_);

  const std::unique_ptr<PCObserver> pc_observer_;

  rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface> pcf_ RTC_GUARDED_BY(thread_checker_);

  std::unique_ptr<rtc::Thread> network_thread_ RTC_GUARDED_BY(thread_checker_);

  std::unique_ptr<rtc::Thread> worker_thread_ RTC_GUARDED_BY(thread_checker_);

  std::unique_ptr<rtc::Thread> signaling_thread_ RTC_GUARDED_BY(thread_checker_);

  std::unique_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> remote_sink_

      RTC_GUARDED_BY(thread_checker_);

  rtc::scoped_refptr<webrtc::VideoTrackSourceInterface> video_source_

      RTC_GUARDED_BY(thread_checker_);

  webrtc::Mutex pc_mutex_;

  rtc::scoped_refptr<webrtc::PeerConnectionInterface> pc_ RTC_GUARDED_BY(pc_mutex_);

};

}  // namespace webrtc_examples

#endif  // EXAMPLES_OBJCNATIVEAPI_OBJCCALLCLIENT_H_