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/*
* libjingle
* Copyright 2010, 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.
*/
// LinphoneMediaEngine is a Linphone implementation of MediaEngine
#ifndef TALK_SESSION_PHONE_LINPHONEMEDIAENGINE_H_
#define TALK_SESSION_PHONE_LINPHONEMEDIAENGINE_H_
#include <string>
#include <vector>
extern "C" {
#include <mediastreamer2/mediastream.h>
}
#include "talk/base/scoped_ptr.h"
#include "talk/session/phone/codec.h"
#include "talk/session/phone/mediachannel.h"
#include "talk/session/phone/mediaengine.h"
namespace talk_base {
class StreamInterface;
}
namespace cricket {
class LinphoneMediaEngine : public MediaEngineInterface {
public:
LinphoneMediaEngine(const std::string& ringWav, const std::string& callWav);
virtual ~LinphoneMediaEngine() {}
// Should be called before codecs() and video_codecs() are called. We need to
// set the voice and video codecs; otherwise, Jingle initiation will fail.
void set_voice_codecs(const std::vector<AudioCodec>& codecs) {
voice_codecs_ = codecs;
}
void set_video_codecs(const std::vector<VideoCodec>& codecs) {
video_codecs_ = codecs;
}
// Implement pure virtual methods of MediaEngine.
virtual bool Init();
virtual void Terminate();
virtual int GetCapabilities();
virtual VoiceMediaChannel* CreateChannel();
virtual VideoMediaChannel* CreateVideoChannel(VoiceMediaChannel* voice_ch);
virtual SoundclipMedia* CreateSoundclip() { return NULL; }
virtual bool SetAudioOptions(int options) { return true; }
virtual bool SetVideoOptions(int options) { return true; }
virtual bool SetDefaultVideoEncoderConfig(const VideoEncoderConfig& config) {
return true;
}
virtual bool SetSoundDevices(const Device* in_dev, const Device* out_dev) {
return true;
}
virtual bool SetVideoCaptureDevice(const Device* cam_device) { return true; }
virtual bool SetOutputVolume(int level) { return true; }
virtual int GetInputLevel() { return 0; }
virtual bool SetLocalMonitor(bool enable) { return true; }
virtual bool SetLocalRenderer(VideoRenderer* renderer) { return true; }
// TODO: control channel send?
virtual CaptureResult SetVideoCapture(bool capture) { return CR_SUCCESS; }
virtual const std::vector<AudioCodec>& audio_codecs() {
return voice_codecs_;
}
virtual const std::vector<VideoCodec>& video_codecs() {
return video_codecs_;
}
virtual bool FindAudioCodec(const AudioCodec& codec);
virtual bool FindVideoCodec(const VideoCodec& codec) { return true; }
virtual void SetVoiceLogging(int min_sev, const char* filter) {}
virtual void SetVideoLogging(int min_sev, const char* filter) {}
std::string GetRingWav(){return ring_wav_;}
std::string GetCallWav(){return call_wav_;}
int have_ilbc;
private:
std::string voice_input_filename_;
std::string voice_output_filename_;
std::string video_input_filename_;
std::string video_output_filename_;
std::vector<AudioCodec> voice_codecs_;
std::vector<VideoCodec> video_codecs_;
std::string ring_wav_;
std::string call_wav_;
DISALLOW_COPY_AND_ASSIGN(LinphoneMediaEngine);
};
class LinphoneVoiceChannel : public VoiceMediaChannel {
public:
LinphoneVoiceChannel(LinphoneMediaEngine *eng);
virtual ~LinphoneVoiceChannel();
// Implement pure virtual methods of VoiceMediaChannel.
virtual bool SetRecvCodecs(const std::vector<AudioCodec>& codecs) { return true; }
virtual bool SetSendCodecs(const std::vector<AudioCodec>& codecs);
virtual bool SetPlayout(bool playout);
virtual bool SetSend(SendFlags flag);
virtual bool AddStream(uint32 ssrc) { return true; }
virtual bool RemoveStream(uint32 ssrc) { return true; }
virtual bool GetActiveStreams(AudioInfo::StreamList* actives) { return true; }
virtual int GetOutputLevel() { return 0; }
virtual bool SetOutputScaling(uint32 ssrc, double left, double right) {
return false;
}
virtual bool GetOutputScaling(uint32 ssrc, double* left, double* right) {
return false;
}
virtual void SetRingbackTone(const char* buf, int len) {}
virtual bool PlayRingbackTone(bool play, bool loop) { return true; }
virtual bool PressDTMF(int event, bool playout) { return true; }
virtual bool GetStats(VoiceMediaInfo* info) { return true; }
// Implement pure virtual methods of MediaChannel.
virtual void OnPacketReceived(talk_base::Buffer* packet);
virtual void OnRtcpReceived(talk_base::Buffer* packet) {}
virtual void SetSendSsrc(uint32 id) {} // TODO: change RTP packet?
virtual bool SetRtcpCName(const std::string& cname) { return true; }
virtual bool Mute(bool on) { return mute_; }
virtual bool SetSendBandwidth(bool autobw, int bps) { return true; }
virtual bool SetOptions(int options) { return true; }
virtual bool SetRecvRtpHeaderExtensions(
const std::vector<RtpHeaderExtension>& extensions) { return true; }
virtual bool SetSendRtpHeaderExtensions(
const std::vector<RtpHeaderExtension>& extensions) { return true; }
virtual void StartRing(bool bIncomingCall);
virtual void StopRing();
private:
int pt_;
bool mute_;
bool play_;
AudioStream *audio_stream_;
LinphoneMediaEngine *engine_;
RingStream* ring_stream_;
talk_base::scoped_ptr<talk_base::AsyncSocket> socket_;
void OnIncomingData(talk_base::AsyncSocket *s);
DISALLOW_COPY_AND_ASSIGN(LinphoneVoiceChannel);
};
} // namespace cricket
#endif // TALK_SESSION_PHONE_LINPHONEMEDIAENGINE_H_