269fb4bc90
Create a copy of talk/xmpp and talk/p2p under webrtc/libjingle/xmpp and webrtc/p2p. Also makes libjingle use those version instead of the one in the talk folder. BUG=3379 Review URL: https://webrtc-codereview.appspot.com/26999004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@7549 4adac7df-926f-26a2-2b94-8c16560cd09d
309 lines
13 KiB
C++
309 lines
13 KiB
C++
/*
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* libjingle
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* Copyright 2004 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TALK_SESSION_MEDIA_CALL_H_
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#define TALK_SESSION_MEDIA_CALL_H_
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#include <deque>
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#include <map>
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#include <string>
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#include <vector>
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#include "talk/media/base/mediachannel.h"
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#include "talk/media/base/screencastid.h"
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#include "talk/media/base/streamparams.h"
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#include "talk/media/base/videocommon.h"
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#include "webrtc/p2p/base/session.h"
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#include "webrtc/p2p/client/socketmonitor.h"
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#include "talk/session/media/audiomonitor.h"
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#include "talk/session/media/currentspeakermonitor.h"
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#include "talk/session/media/mediamessages.h"
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#include "talk/session/media/mediasession.h"
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#include "webrtc/libjingle/xmpp/jid.h"
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#include "webrtc/base/messagequeue.h"
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namespace cricket {
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struct AudioInfo;
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class Call;
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class MediaSessionClient;
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class BaseChannel;
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class VoiceChannel;
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class VideoChannel;
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class DataChannel;
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// Can't typedef this easily since it's forward declared as struct elsewhere.
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struct CallOptions : public MediaSessionOptions {
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};
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// CurrentSpeakerMonitor used to have a dependency on Call. To remove this
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// dependency, we create AudioSourceContext. CurrentSpeakerMonitor depends on
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// AudioSourceContext.
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// AudioSourceProxy acts as a proxy so that when SignalAudioMonitor
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// in Call is triggered, SignalAudioMonitor in AudioSourceContext is triggered.
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// Likewise, when OnMediaStreamsUpdate in Call is triggered,
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// OnMediaStreamsUpdate in AudioSourceContext is triggered.
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class AudioSourceProxy: public AudioSourceContext, public sigslot::has_slots<> {
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public:
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explicit AudioSourceProxy(Call* call);
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private:
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void OnAudioMonitor(Call* call, const AudioInfo& info);
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void OnMediaStreamsUpdate(Call* call, cricket::Session*,
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const cricket::MediaStreams&, const cricket::MediaStreams&);
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AudioSourceContext* audio_source_context_;
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Call* call_;
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};
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class Call : public rtc::MessageHandler, public sigslot::has_slots<> {
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public:
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explicit Call(MediaSessionClient* session_client);
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~Call();
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// |initiator| can be empty.
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Session* InitiateSession(const buzz::Jid& to, const buzz::Jid& initiator,
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const CallOptions& options);
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Session* InitiateSession(const std::string& id, const buzz::Jid& to,
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const CallOptions& options);
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void AcceptSession(Session* session, const CallOptions& options);
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void RejectSession(Session* session);
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void TerminateSession(Session* session);
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void Terminate();
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bool SendViewRequest(Session* session,
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const ViewRequest& view_request);
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void SetVideoRenderer(Session* session, uint32 ssrc,
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VideoRenderer* renderer);
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void StartConnectionMonitor(Session* session, int cms);
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void StopConnectionMonitor(Session* session);
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void StartAudioMonitor(Session* session, int cms);
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void StopAudioMonitor(Session* session);
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bool IsAudioMonitorRunning(Session* session);
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void StartSpeakerMonitor(Session* session);
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void StopSpeakerMonitor(Session* session);
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void Mute(bool mute);
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void MuteVideo(bool mute);
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bool SendData(Session* session,
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const SendDataParams& params,
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const rtc::Buffer& payload,
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SendDataResult* result);
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void PressDTMF(int event);
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bool StartScreencast(Session* session,
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const std::string& stream_name, uint32 ssrc,
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const ScreencastId& screenid, int fps);
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bool StopScreencast(Session* session,
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const std::string& stream_name, uint32 ssrc);
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std::vector<Session*> sessions();
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uint32 id();
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bool has_video() const { return has_video_; }
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bool has_data() const { return has_data_; }
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bool muted() const { return muted_; }
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bool video() const { return has_video_; }
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bool secure() const;
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bool video_muted() const { return video_muted_; }
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const std::vector<StreamParams>* GetDataRecvStreams(Session* session) const {
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MediaStreams* recv_streams = GetMediaStreams(session);
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return recv_streams ? &recv_streams->data() : NULL;
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}
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const std::vector<StreamParams>* GetVideoRecvStreams(Session* session) const {
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MediaStreams* recv_streams = GetMediaStreams(session);
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return recv_streams ? &recv_streams->video() : NULL;
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}
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const std::vector<StreamParams>* GetAudioRecvStreams(Session* session) const {
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MediaStreams* recv_streams = GetMediaStreams(session);
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return recv_streams ? &recv_streams->audio() : NULL;
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}
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VoiceChannel* GetVoiceChannel(Session* session) const;
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VideoChannel* GetVideoChannel(Session* session) const;
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DataChannel* GetDataChannel(Session* session) const;
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// Public just for unit tests
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VideoContentDescription* CreateVideoStreamUpdate(const StreamParams& stream);
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// Takes ownership of video.
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void SendVideoStreamUpdate(Session* session, VideoContentDescription* video);
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// Setting this to false will cause the call to have a longer timeout and
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// for the SignalSetupToCallVoicemail to never fire.
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void set_send_to_voicemail(bool send_to_voicemail) {
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send_to_voicemail_ = send_to_voicemail;
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}
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bool send_to_voicemail() { return send_to_voicemail_; }
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const VoiceMediaInfo& last_voice_media_info() const {
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return last_voice_media_info_;
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}
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// Sets a flag on the chatapp that will redirect the call to voicemail once
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// the call has been terminated
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sigslot::signal0<> SignalSetupToCallVoicemail;
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sigslot::signal2<Call*, Session*> SignalAddSession;
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sigslot::signal2<Call*, Session*> SignalRemoveSession;
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sigslot::signal3<Call*, Session*, Session::State>
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SignalSessionState;
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sigslot::signal3<Call*, Session*, Session::Error>
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SignalSessionError;
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sigslot::signal3<Call*, Session*, const std::string &>
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SignalReceivedTerminateReason;
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sigslot::signal2<Call*, const std::vector<ConnectionInfo> &>
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SignalConnectionMonitor;
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sigslot::signal2<Call*, const VoiceMediaInfo&> SignalMediaMonitor;
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sigslot::signal2<Call*, const AudioInfo&> SignalAudioMonitor;
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// Empty nick on StreamParams means "unknown".
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// No ssrcs in StreamParams means "no current speaker".
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sigslot::signal3<Call*,
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Session*,
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const StreamParams&> SignalSpeakerMonitor;
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sigslot::signal2<Call*, const std::vector<ConnectionInfo> &>
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SignalVideoConnectionMonitor;
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sigslot::signal2<Call*, const VideoMediaInfo&> SignalVideoMediaMonitor;
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// Gives added streams and removed streams, in that order.
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sigslot::signal4<Call*,
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Session*,
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const MediaStreams&,
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const MediaStreams&> SignalMediaStreamsUpdate;
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sigslot::signal3<Call*,
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const ReceiveDataParams&,
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const rtc::Buffer&> SignalDataReceived;
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AudioSourceProxy* GetAudioSourceProxy();
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private:
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void OnMessage(rtc::Message* message);
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void OnSessionState(BaseSession* base_session, BaseSession::State state);
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void OnSessionError(BaseSession* base_session, Session::Error error);
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void OnSessionInfoMessage(
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Session* session, const buzz::XmlElement* action_elem);
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void OnViewRequest(
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Session* session, const ViewRequest& view_request);
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void OnRemoteDescriptionUpdate(
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BaseSession* base_session, const ContentInfos& updated_contents);
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void OnReceivedTerminateReason(Session* session, const std::string &reason);
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void IncomingSession(Session* session, const SessionDescription* offer);
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// Returns true on success.
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bool AddSession(Session* session, const SessionDescription* offer);
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void RemoveSession(Session* session);
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void EnableChannels(bool enable);
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void EnableSessionChannels(Session* session, bool enable);
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void Join(Call* call, bool enable);
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void OnConnectionMonitor(VoiceChannel* channel,
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const std::vector<ConnectionInfo> &infos);
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void OnMediaMonitor(VoiceChannel* channel, const VoiceMediaInfo& info);
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void OnAudioMonitor(VoiceChannel* channel, const AudioInfo& info);
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void OnSpeakerMonitor(CurrentSpeakerMonitor* monitor, uint32 ssrc);
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void OnConnectionMonitor(VideoChannel* channel,
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const std::vector<ConnectionInfo> &infos);
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void OnMediaMonitor(VideoChannel* channel, const VideoMediaInfo& info);
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void OnDataReceived(DataChannel* channel,
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const ReceiveDataParams& params,
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const rtc::Buffer& payload);
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MediaStreams* GetMediaStreams(Session* session) const;
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void UpdateRemoteMediaStreams(Session* session,
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const ContentInfos& updated_contents,
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bool update_channels);
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bool UpdateVoiceChannelRemoteContent(Session* session,
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const AudioContentDescription* audio);
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bool UpdateVideoChannelRemoteContent(Session* session,
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const VideoContentDescription* video);
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bool UpdateDataChannelRemoteContent(Session* session,
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const DataContentDescription* data);
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void UpdateRecvStreams(const std::vector<StreamParams>& update_streams,
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BaseChannel* channel,
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std::vector<StreamParams>* recv_streams,
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std::vector<StreamParams>* added_streams,
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std::vector<StreamParams>* removed_streams);
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void AddRecvStreams(const std::vector<StreamParams>& added_streams,
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BaseChannel* channel,
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std::vector<StreamParams>* recv_streams);
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void AddRecvStream(const StreamParams& stream,
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BaseChannel* channel,
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std::vector<StreamParams>* recv_streams);
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void RemoveRecvStreams(const std::vector<StreamParams>& removed_streams,
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BaseChannel* channel,
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std::vector<StreamParams>* recv_streams);
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void RemoveRecvStream(const StreamParams& stream,
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BaseChannel* channel,
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std::vector<StreamParams>* recv_streams);
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void ContinuePlayDTMF();
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bool StopScreencastWithoutSendingUpdate(Session* session, uint32 ssrc);
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bool StopAllScreencastsWithoutSendingUpdate(Session* session);
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bool SessionDescriptionContainsCrypto(const SessionDescription* sdesc) const;
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Session* InternalInitiateSession(const std::string& id,
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const buzz::Jid& to,
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const std::string& initiator_name,
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const CallOptions& options);
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uint32 id_;
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MediaSessionClient* session_client_;
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struct StartedCapture {
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StartedCapture(cricket::VideoCapturer* capturer,
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const cricket::VideoFormat& format) :
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capturer(capturer),
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format(format) {
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}
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cricket::VideoCapturer* capturer;
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cricket::VideoFormat format;
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};
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typedef std::map<uint32, StartedCapture> StartedScreencastMap;
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struct MediaSession {
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Session* session;
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VoiceChannel* voice_channel;
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VideoChannel* video_channel;
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DataChannel* data_channel;
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MediaStreams* recv_streams;
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StartedScreencastMap started_screencasts;
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};
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// Create a map of media sessions, keyed off session->id().
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typedef std::map<std::string, MediaSession> MediaSessionMap;
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MediaSessionMap media_session_map_;
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std::map<std::string, CurrentSpeakerMonitor*> speaker_monitor_map_;
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bool has_video_;
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bool has_data_;
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bool muted_;
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bool video_muted_;
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bool send_to_voicemail_;
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// DTMF tones have to be queued up so that we don't flood the call. We
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// keep a deque (doubely ended queue) of them around. While one is playing we
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// set the playing_dtmf_ bit and schedule a message in XX msec to clear that
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// bit or start the next tone playing.
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std::deque<int> queued_dtmf_;
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bool playing_dtmf_;
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VoiceMediaInfo last_voice_media_info_;
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rtc::scoped_ptr<AudioSourceProxy> audio_source_proxy_;
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friend class MediaSessionClient;
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};
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} // namespace cricket
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#endif // TALK_SESSION_MEDIA_CALL_H_
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