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      1 //
      2 // libjingle
      3 // Copyright 2004 Google Inc.
      4 //
      5 // Redistribution and use in source and binary forms, with or without
      6 // modification, are permitted provided that the following conditions are met:
      7 //
      8 //  1. Redistributions of source code must retain the above copyright notice,
      9 //     this list of conditions and the following disclaimer.
     10 //  2. Redistributions in binary form must reproduce the above copyright notice,
     11 //     this list of conditions and the following disclaimer in the documentation
     12 //     and/or other materials provided with the distribution.
     13 //  3. The name of the author may not be used to endorse or promote products
     14 //     derived from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26 //
     27 
     28 #include "talk/media/base/mediaengine.h"
     29 
     30 namespace cricket {
     31 const int MediaEngineInterface::kDefaultAudioDelayOffset = 0;
     32 }
     33 
     34 #if !defined(DISABLE_MEDIA_ENGINE_FACTORY)
     35 
     36 #if defined(HAVE_LINPHONE)
     37 #include "talk/media/other/linphonemediaengine.h"
     38 #endif  // HAVE_LINPHONE
     39 #if defined(HAVE_WEBRTC_VOICE)
     40 #include "talk/media/webrtc/webrtcvoiceengine.h"
     41 #endif  // HAVE_WEBRTC_VOICE
     42 #if defined(HAVE_WEBRTC_VIDEO)
     43 #include "talk/media/webrtc/webrtcvideoengine.h"
     44 #endif  // HAVE_WEBRTC_VIDEO
     45 
     46 namespace cricket {
     47 #if defined(HAVE_WEBRTC_VOICE)
     48 #define AUDIO_ENG_NAME WebRtcVoiceEngine
     49 #else
     50 #define AUDIO_ENG_NAME NullVoiceEngine
     51 #endif
     52 
     53 #if defined(HAVE_WEBRTC_VIDEO)
     54 template<>
     55 CompositeMediaEngine<WebRtcVoiceEngine, WebRtcVideoEngine>::
     56     CompositeMediaEngine() {
     57   video_.SetVoiceEngine(&voice_);
     58 }
     59 #define VIDEO_ENG_NAME WebRtcVideoEngine
     60 #endif
     61 
     62 MediaEngineInterface* MediaEngineFactory::Create() {
     63 #if defined(HAVE_LINPHONE)
     64   return new LinphoneMediaEngine("", "");
     65 #elif defined(AUDIO_ENG_NAME) && defined(VIDEO_ENG_NAME)
     66   return new CompositeMediaEngine<AUDIO_ENG_NAME, VIDEO_ENG_NAME>();
     67 #else
     68   return new NullMediaEngine();
     69 #endif
     70 }
     71 
     72 };  // namespace cricket
     73 
     74 #endif  // DISABLE_MEDIA_ENGINE_FACTORY
     75